* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --primary-color: #6440FB;
  --primary-dark: #5835d4;
  --secondary-color: #FF6B6B;
  --accent-orange: #FF9A62;
  --accent-green: #2FD97C;
  --accent-blue: #49BBDB;
  --success-color: #2FD97C;
  --danger-color: #FF6B6B;
  --warning-color: #FFC542;
  --text-dark: #1a1a2e;
  --text-light: #6c6c80;
  --bg-light: #f8f9ff;
  --bg-white: #ffffff;
  --border-color: #e8e9f5;
  --white: #ffffff;
  --shadow-sm: 0 2px 8px rgba(100, 64, 251, 0.08);
  --shadow-md: 0 4px 16px rgba(100, 64, 251, 0.12);
  --shadow-lg: 0 8px 24px rgba(100, 64, 251, 0.15);
  --transition: all 0.3s ease;
}

html {
  overflow-x: hidden;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  line-height: 1.6;
  color: var(--text-dark);
  background: #f6f9fc;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  overflow-x: hidden;
}

body.nav-open {
  overflow: hidden;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
  width: 100%;
}

.header {
  background: var(--white);
  box-shadow: var(--shadow-sm);
  position: sticky;
  top: 0;
  z-index: 100;
}

.navbar {
  padding: 1rem 0;
}

.navbar .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 2rem;
}

.navbar-brand {
  flex-shrink: 0;
}

.navbar-brand .logo-link {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  transition: var(--transition);
}

.navbar-brand .logo-img {
  height: 40px;
  width: auto;
  object-fit: contain;
  border-radius: 6px;
}

.navbar-brand .logo-text {
  font-size: 1.5rem;
  font-weight: 700;
  color: #000;
  letter-spacing: -0.5px;
}

.navbar-brand .logo-link:hover .logo-text {
  color: var(--primary-color);
}

/* Legacy logo class for backwards compatibility */
.navbar-brand .logo {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--primary-color);
  text-decoration: none;
  letter-spacing: -0.5px;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  padding: 0;
  background: transparent;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  cursor: pointer;
  transition: var(--transition);
}

.nav-toggle:hover {
  background: var(--bg-light);
  border-color: var(--primary-color);
}

.nav-toggle-bar {
  display: block;
  width: 20px;
  height: 2px;
  background: var(--text-dark);
  border-radius: 1px;
  margin: 0 auto;
  transition: var(--transition);
}

.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(2) {
  opacity: 0;
}

.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.navbar-menu {
  display: flex;
  gap: 2rem;
  align-items: center;
}

.nav-form {
  display: inline;
}

.nav-link {
  color: var(--text-dark);
  text-decoration: none;
  font-weight: 500;
  transition: var(--transition);
  position: relative;
  padding: 0.5rem 0;
}

.nav-link:hover {
  color: var(--primary-color);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 3px;
  background: var(--primary-color);
  transition: var(--transition);
  border-radius: 2px;
}

.nav-link:hover::after {
  width: 100%;
}

.messages-container {
  position: fixed;
  top: 80px;
  right: 20px;
  z-index: 1000;
  max-width: 400px;
}

.alert {
  padding: 1rem 1.5rem;
  margin-bottom: 1rem;
  border-radius: 12px;
  box-shadow: var(--shadow-sm);
  animation: slideIn 0.3s ease;
  border: 1px solid;
}

@keyframes slideIn {
  from {
      transform: translateX(100%);
      opacity: 0;
  }
  to {
      transform: translateX(0);
      opacity: 1;
  }
}

.alert-success {
  background: rgba(47, 217, 124, 0.1);
  color: #1a6e3f;
  border-color: var(--success-color);
}

.alert-warning {
  background: rgba(255, 197, 66, 0.1);
  color: #8b5a00;
  border-color: var(--warning-color);
}

.alert-error {
  background: rgba(255, 107, 107, 0.1);
  color: #c53030;
  border-color: var(--danger-color);
}

.main-content {
  flex: 1;
  width: 100%;
  min-width: 0;
}

.hero {
  background: var(--bg-light);
  color: var(--text-dark);
  padding: 6rem 0;
  text-align: center;
  position: relative;
}

.hero-content h1 {
  font-size: 3rem;
  margin-bottom: 1rem;
  font-weight: 700;
}

.hero-content p {
  font-size: 1.25rem;
  margin-bottom: 2rem;
  opacity: 0.9;
}

.btn {
  display: inline-block;
  padding: 0.75rem 2rem;
  border-radius: 10px;
  text-decoration: none;
  font-weight: 600;
  transition: var(--transition);
  cursor: pointer;
  border: none;
  font-size: 1rem;
  text-align: center;
  letter-spacing: 0.02em;
}

.btn-primary {
  background: var(--primary-color);
  color: var(--white);
}

.btn-primary:hover {
  background: var(--primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(100, 64, 251, 0.3);
}

.btn-secondary {
  background: var(--accent-orange);
  color: var(--white);
}

.btn-secondary:hover {
  background: #ff8a4d;
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(255, 154, 98, 0.3);
}

.btn-outline {
  background: transparent;
  color: var(--primary-color);
  border: 2px solid var(--primary-color);
}

.btn-outline:hover {
  background: var(--primary-color);
  color: var(--white);
  border-color: var(--primary-color);
}

.section-title {
  font-size: 2rem;
  margin-bottom: 2rem;
  text-align: center;
  font-weight: 700;
  color: var(--text-dark);
  letter-spacing: -0.5px;
}

.featured-courses,
.courses-section {
  padding: 4rem 0;
}

.course-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 2rem;
}

.course-card {
  background: var(--white);
  border-radius: 16px;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  display: flex;
  flex-direction: column;
  border: 1px solid var(--border-color);
}

.course-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-color: var(--primary-color);
}

.course-thumbnail {
  width: 100%;
  height: 200px;
  object-fit: cover;
}

.course-thumbnail-placeholder {
  width: 100%;
  height: 200px;
  background: linear-gradient(135deg, var(--primary-color), var(--accent-blue));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 4rem;
  color: var(--white);
  font-weight: bold;
}

.course-card-content {
  padding: 1.5rem;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.course-card-content h3 {
  font-size: 1.25rem;
  margin-bottom: 0.5rem;
  color: var(--text-dark);
}

.course-card-content p {
  color: var(--text-light);
  margin-bottom: 1rem;
  flex: 1;
}

.course-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border-color);
}

.price {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--primary-color);
  letter-spacing: -0.5px;
}

.duration {
  color: var(--text-light);
  font-size: 0.9rem;
}

.page-header {
  background: var(--bg-light);
  color: var(--text-dark);
  padding: 3rem 0;
  margin-bottom: 2rem;
}

.page-header h1 {
  font-size: 2.5rem;
  margin-bottom: 0.5rem;
}

.pagination {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 1rem;
  margin-top: 3rem;
}

.page-link {
  padding: 0.5rem 1rem;
  background: var(--white);
  color: var(--primary-color);
  text-decoration: none;
  border-radius: 6px;
  border: 1px solid var(--border-color);
  transition: var(--transition);
}

.page-link:hover {
  background: var(--primary-color);
  color: var(--white);
  border-color: var(--primary-color);
}

.page-current {
  padding: 0.5rem 1rem;
  font-weight: 600;
}

/* ========== Course detail page (two-column, sticky sidebar) ========== */
.course-detail-page {
  background: #f6f9fc;
  padding-bottom: 4rem;
}

.course-detail-container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 24px;
}

.course-detail-breadcrumb {
  padding: 1rem 0;
  border-bottom: 1px solid rgba(148, 163, 184, 0.25);
  background: #f6f9fc;
}

.course-detail-breadcrumb .breadcrumb {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.35rem;
  font-size: 0.9rem;
  color: var(--text-light);
}

.course-detail-breadcrumb .breadcrumb a {
  color: var(--primary-color);
  text-decoration: none;
}

.course-detail-breadcrumb .breadcrumb a:hover {
  text-decoration: underline;
}

.breadcrumb-sep {
  color: var(--border-color);
}

.course-detail-breadcrumb .breadcrumb [aria-current="page"] {
  color: var(--text-dark);
  max-width: 220px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.course-detail-layout {
  display: grid;
  grid-template-columns: 1fr 400px;
  gap: 2.5rem;
  align-items: start;
  padding-top: 2rem;
}

.course-detail-main {
  min-width: 0;
}

.course-detail-head {
  margin-bottom: 2rem;
}

.course-detail-title {
  font-size: 2rem;
  font-weight: 700;
  color: var(--text-dark);
  margin: 0 0 0.5rem 0;
  line-height: 1.25;
}

.course-detail-subtitle {
  font-size: 1.1rem;
  color: var(--text-light);
  margin: 0 0 1rem 0;
  line-height: 1.5;
}

.course-detail-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.course-badge {
  display: inline-block;
  padding: 0.35rem 0.75rem;
  background: rgba(100, 64, 251, 0.1);
  color: var(--primary-color);
  font-size: 0.85rem;
  font-weight: 600;
  border-radius: 6px;
}

.course-detail-about {
  margin-top: 2.5rem;
  margin-bottom: 2.5rem;
  background: var(--white);
  border-radius: 16px;
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-sm);
  padding: 1.75rem 1.75rem 1.5rem;
}

.course-detail-h2 {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-dark);
  margin: 0 0 1rem 0;
  padding-bottom: 0.25rem;
}

.course-detail-description {
  font-size: 1rem;
  line-height: 1.65;
  color: var(--text-light);
}

.course-detail-description p {
  margin-bottom: 0.75rem;
}

.course-detail-description p:last-child {
  margin-bottom: 0;
}

/* About this program: boxed layout */
.course-detail-about > p {
  font-size: 0.98rem;
  line-height: 1.7;
  color: var(--text-light);
  margin-bottom: 1.5rem;
}

.course-detail-about-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.5rem;
}

.course-detail-about-column {
  background: var(--bg-light);
  border-radius: 12px;
  padding: 1.25rem 1.25rem 1.1rem;
  border: 1px solid var(--border-color);
  box-shadow: 0 4px 14px rgba(15, 23, 42, 0.04);
}

.course-detail-h3 {
  font-size: 1.05rem;
  font-weight: 600;
  margin: 0 0 0.75rem 0;
  color: var(--text-dark);
}

.course-detail-about-column ul {
  list-style: none;
  margin: 0;
  padding-left: 0;
  font-size: 0.95rem;
  color: var(--text-light);
}

.course-detail-about-column li {
  position: relative;
  padding-left: 1.25rem;
  margin-bottom: 0.5rem;
}

.course-detail-about-column li::before {
  content: "•";
  position: absolute;
  left: 0;
  top: 0.15rem;
  color: var(--primary-color);
  font-weight: 700;
}

@media (max-width: 768px) {
  .course-detail-about {
    padding: 1.5rem 1.25rem 1.25rem;
  }

  .course-detail-about-grid {
    grid-template-columns: 1fr;
    gap: 1rem;
  }
}

/* Curriculum accordion */
.course-detail-curriculum {
  background: var(--white);
  border-radius: 12px;
  border: 1px solid var(--border-color);
  overflow: hidden;
}

.curriculum-head {
  padding: 1.25rem 1.5rem;
  border-bottom: 1px solid var(--border-color);
}

.curriculum-head .course-detail-h2 {
  margin-bottom: 0.25rem;
}

.curriculum-summary {
  font-size: 0.9rem;
  color: var(--text-light);
  margin: 0;
}

.curriculum-accordion {
  padding: 0;
}

.curriculum-section {
  border-bottom: 1px solid var(--border-color);
}

.curriculum-section:last-child {
  border-bottom: none;
}

.curriculum-section-summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 1.5rem;
  cursor: pointer;
  list-style: none;
  font-weight: 600;
  color: var(--text-dark);
  transition: background 0.2s ease;
}

.curriculum-section-summary::-webkit-details-marker {
  display: none;
}

.curriculum-section-summary::before {
  content: "";
  width: 20px;
  height: 20px;
  background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='%236b7280'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M19 9l-7 7-7-7'/%3E%3C/svg%3E") no-repeat center;
  flex-shrink: 0;
  transition: transform 0.2s ease;
}

.curriculum-section[open] .curriculum-section-summary::before {
  transform: rotate(180deg);
}

.curriculum-section-summary:hover {
  background: var(--bg-light);
}

.curriculum-section-title {
  flex: 1;
  font-size: 1rem;
}

.curriculum-section-meta {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-light);
}

.curriculum-section-body {
  padding: 0 1.5rem 1.25rem 3.5rem;
}

.curriculum-section-desc {
  font-size: 0.9rem;
  color: var(--text-light);
  margin: 0 0 0.75rem 0;
  line-height: 1.5;
}

.curriculum-lessons {
  list-style: none;
  padding: 0;
  margin: 0;
}

.curriculum-lesson {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.5rem 0;
  font-size: 0.95rem;
  color: var(--text-dark);
}

.curriculum-lesson-icon {
  color: var(--text-light);
  font-size: 1rem;
  flex-shrink: 0;
}

.curriculum-lesson-title {
  flex: 1;
}

.curriculum-lesson-duration {
  font-size: 0.85rem;
  color: var(--text-light);
}

.curriculum-lesson-empty {
  font-style: italic;
  color: var(--text-light);
}

.curriculum-section-rich {
  font-size: 0.95rem;
  line-height: 1.65;
  color: var(--text-light);
}

.curriculum-section-rich p {
  margin-bottom: 0.75rem;
}

.curriculum-section-rich p:last-child,
.curriculum-section-rich ul:last-child {
  margin-bottom: 0;
}

.curriculum-section-rich ul {
  margin: 0.75rem 0;
  padding-left: 1.5rem;
}

.curriculum-section-rich li {
  margin-bottom: 0.35rem;
}

.curriculum-section-exam .curriculum-section-summary {
  background: linear-gradient(90deg, rgba(100, 64, 251, 0.06), transparent);
}

.no-modules {
  padding: 1.5rem;
  color: var(--text-light);
  margin: 0;
}

/* Sidebar card */
.course-detail-sidebar {
  position: sticky;
  top: 2rem;
}

.course-detail-card {
  background: var(--white);
  border-radius: 12px;
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-md);
  overflow: hidden;
}

.course-detail-card-preview {
  width: 100%;
  aspect-ratio: 16 / 9;
  background: var(--bg-light);
  object-fit: cover;
}

.course-detail-card-preview img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.course-detail-card-preview-placeholder {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  color: var(--text-light);
  font-size: 0.9rem;
}

.course-detail-card-preview-placeholder i {
  font-size: 2.5rem;
  color: var(--primary-color);
  opacity: 0.7;
}

.course-detail-card-preview-video {
  position: relative;
  padding: 0;
}

.course-detail-card-preview-video .course-preview-video {
  width: 100%;
  height: 100%;
  aspect-ratio: 16 / 9;
  display: block;
  background: #1a1a2e;
}

.course-preview-label {
  display: block;
  padding: 0.55rem 1.25rem;
  background: rgba(0, 0, 0, 0.72);
  color: var(--white);
  font-size: 0.8125rem;
  font-weight: 600;
  text-align: center;
  letter-spacing: 0.02em;
}

.course-detail-card-body {
  --course-enroll-pad: 1.25rem;
  padding: 1.25rem var(--course-enroll-pad) 1.35rem;
  display: flex;
  flex-direction: column;
  gap: 1.1rem;
  box-sizing: border-box;
}

.course-detail-price {
  margin: 0;
  width: 100%;
  text-align: left;
}

.course-price-stack {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.4rem;
  width: 100%;
}

.course-price-line {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.45rem 0.65rem;
  line-height: 1.2;
}

.course-price-current {
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--text-dark);
}

.course-detail-enroll {
  margin: 0;
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: stretch;
  gap: 0.65rem;
}

.course-detail-enroll .status-enrolled {
  display: block;
  color: var(--success-color, #059669);
  font-weight: 600;
  margin-bottom: 0;
  text-align: left;
}

.course-detail-enroll .btn-block {
  width: 100%;
  max-width: 100%;
  box-sizing: border-box;
  display: block;
  margin-left: 0;
  margin-right: 0;
  text-align: center;
}

.course-detail-enroll form p {
  margin-bottom: 0.75rem;
}

.course-detail-enroll form p:last-of-type {
  margin-bottom: 1rem;
}

.course-detail-enroll label {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  cursor: pointer;
  font-size: 0.9rem;
}

.course-detail-guarantees {
  list-style: none;
  padding: 0;
  margin: 0;
  width: 100%;
  font-size: 0.875rem;
  color: var(--text-light);
  line-height: 1.45;
}

.course-detail-guarantees li {
  display: grid;
  grid-template-columns: 1.125rem 1fr;
  align-items: start;
  column-gap: 0.55rem;
  padding: 0.3rem 0;
}

.course-detail-guarantees li i {
  color: var(--success-color, #059669);
  flex-shrink: 0;
  font-size: 0.95rem;
  line-height: 1.45;
  margin-top: 0.06em;
}

/* Legacy course detail (keep for any other views that might use these) */
.course-detail-header {
  background: var(--bg-light);
  color: var(--text-dark);
  padding: 4rem 0;
  border-bottom: 1px solid var(--border-color);
}

.course-header-content h1 {
  font-size: 2.5rem;
  margin-bottom: 1rem;
}

.course-description {
  font-size: 1.1rem;
  margin-bottom: 2rem;
  color: var(--text-light);
}

.course-info {
  display: flex;
  gap: 2rem;
  flex-wrap: wrap;
  margin-bottom: 2rem;
}

.info-item {
  font-size: 1rem;
}

.enrollment-status {
  margin-top: 2rem;
}

.status-enrolled {
  color: var(--success-color);
  font-size: 1.1rem;
  margin-bottom: 1rem;
  display: inline-block;
  font-weight: 600;
}

.progress-bar-container {
  background: var(--border-color);
  border-radius: 10px;
  height: 30px;
  overflow: hidden;
  margin: 1rem 0;
}

.progress-bar {
  background: linear-gradient(90deg, var(--primary-color), var(--accent-blue));
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  font-weight: bold;
  transition: width 0.5s ease;
  border-radius: 10px;
}

.progress-bar-container.large {
  height: 40px;
}

.login-prompt {
  margin-top: 1rem;
  font-size: 1rem;
}

.login-prompt a {
  color: var(--primary-color);
  text-decoration: none;
  font-weight: 600;
}

.login-prompt a:hover {
  text-decoration: underline;
}

.course-content {
  padding: 3rem 0;
}

.modules-list {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.module-item {
  background: var(--white);
  padding: 2rem;
  border-radius: 16px;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border-color);
}

.module-title {
  font-size: 1.5rem;
  margin-bottom: 0.5rem;
  color: var(--text-dark);
}

.module-description {
  color: var(--text-light);
  margin-bottom: 1.5rem;
}

.lessons-list {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.login-modal {
  position: fixed;
  inset: 0;
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 200;
}

.login-modal.is-open {
  display: flex;
}

.login-modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(15, 23, 42, 0.55);
}

.login-modal-dialog {
  position: relative;
  max-width: 420px;
  width: 100%;
  margin: 1.5rem;
  background: var(--white);
  border-radius: 16px;
  box-shadow: 0 24px 60px rgba(15, 23, 42, 0.35);
  z-index: 1;
}

.login-modal-body {
  padding: 1.75rem 1.75rem 1.5rem;
}

.login-modal-title {
  font-size: 1.5rem;
  margin-bottom: 0.5rem;
}

.login-modal-subtitle {
  font-size: 0.95rem;
  color: var(--text-light);
  margin-bottom: 1.25rem;
}

.login-modal-close {
  position: absolute;
  top: 0.5rem;
  right: 0.75rem;
  border: none;
  background: transparent;
  font-size: 1.5rem;
  cursor: pointer;
  color: var(--text-light);
}

.login-modal-messages {
  min-height: 1.25rem;
  margin-bottom: 0.75rem;
  font-size: 0.9rem;
}

.login-modal-messages-error {
  color: var(--danger-color);
}

.login-modal-messages-success {
  color: var(--success-color);
}

.login-modal-messages-info {
  color: var(--text-light);
}

.login-form-step .form-group {
  margin-bottom: 1rem;
}

.login-form-step label {
  display: block;
  margin-bottom: 0.35rem;
  font-weight: 600;
  color: var(--text-dark);
}

.login-form-step input[type="email"],
.login-form-step input[type="text"] {
  width: 100%;
  padding: 0.75rem;
  border-radius: 8px;
  border: 1px solid var(--border-color);
  font-size: 1rem;
}

.login-form-step input[type="email"]:focus,
.login-form-step input[type="text"]:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(100, 64, 251, 0.12);
}

.login-submit-btn {
  width: 100%;
  margin-bottom: 0.5rem;
}

.login-resend-btn {
  width: 100%;
  margin-top: 0.25rem;
}

.lesson-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem;
  background: var(--bg-light);
  border-radius: 8px;
  border-left: 4px solid var(--primary-color);
}

.lesson-title {
  font-weight: 500;
  flex: 1;
}

.lesson-duration,
.lesson-unlock {
  color: var(--text-light);
  font-size: 0.9rem;
  margin-left: 1rem;
}

.dashboard-section {
  padding: 2rem 0 4rem;
}

.dashboard-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 2rem;
}

.dashboard-card {
  background: var(--white);
  padding: 2rem;
  border-radius: 16px;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border-color);
}

.card-title {
  font-size: 1.5rem;
  margin-bottom: 1.5rem;
  color: var(--text-dark);
  padding-bottom: 1rem;
  border-bottom: 2px solid var(--border-color);
}

.enrollment-item {
  padding: 1.5rem;
  background: var(--bg-light);
  border-radius: 12px;
  margin-bottom: 1rem;
  border: 1px solid transparent;
  transition: var(--transition);
}

.enrollment-item:hover {
  border-color: var(--primary-color);
  background: var(--white);
}

.enrollment-header {
  display: flex;
  justify-content: space-between;
  align-items: start;
  margin-bottom: 1rem;
}

.enrollment-header h3 {
  font-size: 1.1rem;
  color: var(--text-dark);
}

.enrollment-date {
  font-size: 0.85rem;
  color: var(--text-light);
}

.enrollment-actions {
  margin-top: 1rem;
}

.exam-result-item {
  padding: 1.5rem;
  background: var(--bg-light);
  border-radius: 12px;
  margin-bottom: 1rem;
  border: 1px solid var(--border-color);
}

.result-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.5rem;
}

.result-header h4 {
  font-size: 1rem;
  color: var(--text-dark);
}

.result-score {
  font-size: 1.25rem;
  font-weight: bold;
  color: var(--primary-color);
}

.result-course {
  color: var(--text-light);
  font-size: 0.9rem;
  margin-bottom: 0.5rem;
}

.result-status {
  display: inline-block;
  padding: 0.25rem 0.75rem;
  border-radius: 20px;
  font-size: 0.85rem;
  font-weight: 600;
}

.status-pass {
  background: rgba(47, 217, 124, 0.1);
  color: #1a6e3f;
  border: 1px solid var(--success-color);
}

.status-fail {
  background: rgba(255, 107, 107, 0.1);
  color: #c53030;
  border: 1px solid var(--danger-color);
}

.certificate-item {
  padding: 1.5rem;
  background: var(--bg-light);
  border-radius: 12px;
  margin-bottom: 1rem;
  border: 1px solid var(--border-color);
}

.certificate-item h4 {
  font-size: 1.1rem;
  margin-bottom: 0.5rem;
  color: var(--text-dark);
}

.certificate-id,
.certificate-date {
  color: var(--text-light);
  font-size: 0.9rem;
  margin-bottom: 0.25rem;
}

.certificate-actions {
  margin-top: 1rem;
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.no-data {
  text-align: center;
  color: var(--text-light);
  padding: 2rem;
}

.progress-section {
  padding: 2rem 0 4rem;
}

.progress-summary {
  background: var(--white);
  padding: 2rem;
  border-radius: 16px;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border-color);
  margin-bottom: 2rem;
}

.progress-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 2rem;
  margin: 2rem 0;
}

.stat-item {
  text-align: center;
}

.stat-value {
  display: block;
  font-size: 2.5rem;
  font-weight: bold;
  color: var(--primary-color);
}

.stat-label {
  display: block;
  color: var(--text-light);
  margin-top: 0.5rem;
}

.next-unlock {
  text-align: center;
  color: var(--text-light);
  margin-top: 1rem;
}

.modules-progress {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.module-progress-item {
  background: var(--white);
  padding: 2rem;
  border-radius: 16px;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border-color);
}

.lessons-progress-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.lesson-progress-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem;
  background: var(--bg-light);
  border-radius: 10px;
  transition: var(--transition);
}

.lesson-progress-item.unlocked {
  border-left: 4px solid var(--success-color);
  background: rgba(47, 217, 124, 0.05);
}

.lesson-progress-item.locked {
  border-left: 4px solid var(--text-light);
  opacity: 0.6;
}

.lesson-info {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex: 1;
}

.status-icon {
  font-size: 1.5rem;
}

.status-icon.unlocked {
  color: var(--success-color);
}

.status-icon.locked {
  color: var(--text-light);
}

.lesson-details h4 {
  font-size: 1rem;
  margin-bottom: 0.25rem;
}

.lesson-details p {
  font-size: 0.85rem;
  color: var(--text-light);
  margin: 0;
}

.unlock-date {
  color: var(--warning-color);
  font-weight: 500;
}

.exams-section {
  margin-top: 3rem;
  background: var(--white);
  padding: 2rem;
  border-radius: 16px;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border-color);
}

.exams-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.exam-item {
  padding: 1.5rem;
  background: var(--bg-light);
  border-radius: 12px;
  border: 1px solid var(--border-color);
}

.exam-item h3 {
  font-size: 1.1rem;
  margin-bottom: 0.5rem;
}

.exam-info {
  color: var(--text-light);
  font-size: 0.9rem;
  margin-top: 0.5rem;
}

.exam-result {
  margin-top: 1rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border-color);
}

.no-result {
  color: var(--text-light);
  margin-top: 0.5rem;
}

.lesson-page {
  padding: 2rem 0 4rem;
}

.lesson-header {
  margin-bottom: 2rem;
}

.breadcrumb {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 1rem;
  color: var(--text-light);
  font-size: 0.9rem;
}

.breadcrumb a {
  color: var(--primary-color);
  text-decoration: none;
}

.breadcrumb a:hover {
  text-decoration: underline;
}

.separator {
  color: var(--text-light);
}

.lesson-content {
  background: var(--white);
  padding: 2rem;
  border-radius: 16px;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border-color);
}

.video-container {
  margin-bottom: 2rem;
  border-radius: 8px;
  overflow: hidden;
  background: #000;
}

.lesson-video {
  width: 100%;
  max-height: 600px;
  display: block;
}

.video-placeholder {
  width: 100%;
  height: 400px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-light);
  color: var(--text-light);
}

.lesson-info h2 {
  font-size: 1.5rem;
  margin-bottom: 1rem;
}

.lesson-meta {
  margin-top: 1rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border-color);
  color: var(--text-light);
}

.lesson-navigation {
  display: flex;
  gap: 1rem;
  margin-top: 2rem;
  padding-top: 2rem;
  border-top: 2px solid var(--border-color);
  flex-wrap: wrap;
}

/* Day quiz UI */
.day-quiz-form {
  display: block;
}

.quiz-question-list {
  list-style: none;
  padding: 0;
  margin: 0 0 1.5rem;
}

.quiz-question-item {
  padding: 1.25rem 1.1rem;
  background: var(--bg-light);
  border-radius: 12px;
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-sm);
}

.quiz-question-item + .quiz-question-item {
  margin-top: 1rem;
}

.quiz-question-text {
  font-weight: 600;
  margin-bottom: 0.75rem;
  color: var(--text-dark);
}

.quiz-options {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.quiz-options label {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 0.75rem;
  border-radius: 8px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: var(--transition);
  font-size: 0.95rem;
  color: var(--text-light);
  background: rgba(255, 255, 255, 0.7);
}

.quiz-options input[type="radio"] {
  flex-shrink: 0;
}

.quiz-options label:hover {
  border-color: var(--primary-color);
  background: #f5f4ff;
  color: var(--text-dark);
}

.quiz-question-hidden {
  display: none;
}

.quiz-controls {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  margin: 0.5rem 0 1rem;
}

.quiz-progress {
  font-size: 0.9rem;
  color: var(--text-light);
}

.quiz-nav-buttons {
  display: flex;
  gap: 0.75rem;
}

.quiz-submit-btn {
  width: 100%;
  margin-top: 0.25rem;
}

@media (max-width: 600px) {
  .quiz-controls {
    flex-direction: column;
    align-items: flex-start;
  }

  .quiz-nav-buttons {
    width: 100%;
  }

  .quiz-nav-buttons .btn {
    flex: 1;
    text-align: center;
  }
}

.auth-section {
  padding: 3rem 0;
}

.auth-form-card {
  max-width: 500px;
  margin: 0 auto;
  background: var(--white);
  padding: 2.5rem;
  border-radius: 16px;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border-color);
}

.auth-form-card > div {
  margin-bottom: 1.5rem;
}

.auth-form-card input[type="text"],
.auth-form-card input[type="email"],
.auth-form-card input[type="password"] {
  width: 100%;
}

.auth-form-card .btn {
  width: 100%;
}

.verify-page {
  padding: 4rem 0;
}

.verify-container {
  max-width: 600px;
  margin: 0 auto;
  padding: 0 1rem;
}

.verify-container h1 {
  text-align: center;
  margin-bottom: 2rem;
}

.certificate-verification {
  background: var(--white);
  padding: 2rem;
  border-radius: 16px;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border-color);
}

.verification-status {
  text-align: center;
  padding: 2rem;
  margin-bottom: 2rem;
}

.verification-status.valid {
  background: rgba(47, 217, 124, 0.1);
  border-radius: 12px;
  border: 2px solid var(--success-color);
}

.verification-status.invalid {
  background: rgba(255, 107, 107, 0.1);
  border-radius: 12px;
  border: 2px solid var(--danger-color);
}

.verification-status .status-icon {
  font-size: 3rem;
  display: block;
  margin-bottom: 1rem;
}

.verification-status.valid .status-icon {
  color: var(--success-color);
}

.verification-status.invalid .status-icon {
  color: var(--danger-color);
}

.verification-status h2 {
  margin-bottom: 0.5rem;
}

.certificate-details {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.detail-row {
  display: flex;
  justify-content: space-between;
  padding: 1rem;
  background: var(--bg-light);
  border-radius: 8px;
}

.detail-label {
  font-weight: 600;
  color: var(--text-dark);
}

.detail-value {
  color: var(--text-light);
}

.qr-code-display {
  margin-top: 2rem;
  text-align: center;
}

.qr-code-display h3 {
  margin-bottom: 1rem;
}

.qr-code {
  max-width: 200px;
  border: 2px solid var(--border-color);
  border-radius: 8px;
}

.footer {
  background: var(--bg-light);
  color: var(--text-light);
  padding: 2rem 0;
  text-align: center;
  margin-top: auto;
  border-top: 1px solid var(--border-color);
}

.no-courses,
.no-modules,
.no-results {
  text-align: center;
  color: var(--text-light);
  padding: 3rem;
}

@media (max-width: 768px) {
  .hero-content h1 {
      font-size: 2rem;
  }

  .hero-content p {
      font-size: 1rem;
  }

  .navbar-menu {
      gap: 1rem;
  }

  .course-grid {
      grid-template-columns: 1fr;
  }

  .dashboard-grid {
      grid-template-columns: 1fr;
  }

  .course-info {
      flex-direction: column;
      gap: 0.5rem;
  }

  .lesson-navigation {
      flex-direction: column;
  }

  .progress-stats {
      grid-template-columns: 1fr;
  }

  .detail-row {
      flex-direction: column;
      gap: 0.5rem;
  }

  .messages-container {
      left: 20px;
      right: 20px;
      max-width: none;
  }
}

input[type="text"],
input[type="email"],
input[type="password"],
textarea,
select {
  width: 100%;
  padding: 0.75rem;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  font-size: 1rem;
  font-family: inherit;
  transition: var(--transition);
  background: var(--white);
}

input[type="text"]:focus,
input[type="email"]:focus,
input[type="password"]:focus,
textarea:focus,
select:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(100, 64, 251, 0.1);
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border-width: 0;
}

/* ========== Home page: alignment, spacing, professional layout ========== */
.home-container {
  width: 100%;
  --home-max: 1120px;
  --home-pad: 1.5rem;
  --home-gap: 2rem;
}

.hero-home {
  background: var(--bg-light);
  color: var(--text-dark);
  padding: 3rem 0 3.5rem;
  position: relative;
  overflow: hidden;
}

.hero-home::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -10%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(100, 64, 251, 0.1) 0%, transparent 70%);
  border-radius: 50%;
}

.hero-home::after {
  content: '';
  position: absolute;
  bottom: -50%;
  left: -10%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(73, 187, 219, 0.1) 0%, transparent 70%);
  border-radius: 50%;
}

.hero-home-container {
  max-width: var(--home-max, 1120px);
  margin: 0 auto;
  padding: 0 var(--home-pad, 1.5rem);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2.5rem;
  align-items: center;
  position: relative;
  z-index: 1;
}

.hero-home-content {
  text-align: left;
}

.hero-home-tagline {
  font-size: 1rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--primary-color);
  margin-bottom: 0.5rem;
}

.hero-home-title {
  font-size: 3rem;
  margin-bottom: 1rem;
  font-weight: 700;
  line-height: 1.2;
}

.hero-home-subtitle {
  font-size: 1.15rem;
  margin-bottom: 1.5rem;
  color: var(--text-light);
  line-height: 1.6;
}

.hero-home-actions {
  display: flex;
  gap: 0.75rem;
  margin-bottom: 1.5rem;
  flex-wrap: wrap;
}

.hero-trust-badges {
  display: flex;
  gap: 1.5rem;
  flex-wrap: wrap;
  margin-top: 1.5rem;
}

.hero-trust-item {
  color: var(--text-light);
  font-size: 0.95rem;
  font-weight: 500;
  position: relative;
  padding-left: 1.5rem;
}

.hero-trust-item::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--success-color);
  font-weight: 700;
}

/* ============================================
   HERO VIDEO SECTION (S3 Integration Ready)
   ============================================ */
.hero-home-video {
  position: relative;
}

.video-wrapper {
  position: relative;
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 20px 40px rgba(100, 64, 251, 0.15);
  background: var(--white);
  border: 1px solid var(--border-color);
  max-width: 100%;
}

img, video {
  max-width: 100%;
  height: auto;
}

.hero-video {
  width: 100%;
  height: auto;
  display: block;
  border-radius: 16px;
}

.video-play-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 0, 0, 0.4);
  opacity: 1;
  transition: var(--transition);
  pointer-events: all;
  border-radius: 16px;
  cursor: pointer;
}

.video-wrapper:hover .video-play-overlay {
  background: rgba(0, 0, 0, 0.5);
}

.play-button {
  width: 70px;
  height: 70px;
  background: var(--primary-color);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  padding-left: 4px; /* Center the play icon */
  color: var(--white);
  font-size: 1.5rem;
  box-shadow: 0 8px 20px rgba(100, 64, 251, 0.4);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% {
    box-shadow: 0 8px 20px rgba(100, 64, 251, 0.4);
  }
  50% {
    box-shadow: 0 8px 30px rgba(100, 64, 251, 0.6);
  }
}

.video-wrapper:hover .play-button {
  transform: scale(1.15);
  box-shadow: 0 12px 30px rgba(100, 64, 251, 0.6);
  animation: none;
}

.hero-video::-webkit-media-controls-panel {
  background: linear-gradient(to bottom, transparent, rgba(0, 0, 0, 0.7));
}

.hero-video::-webkit-media-controls-play-button {
  background-color: var(--primary-color);
  border-radius: 50%;
}

/* Hide overlay when video is playing */
.hero-video:not([paused]) ~ .video-play-overlay {
  opacity: 0;
}

/* Video loading state */
.video-wrapper::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 50px;
  height: 50px;
  margin: -25px 0 0 -25px;
  border: 3px solid var(--border-color);
  border-top-color: var(--primary-color);
  border-radius: 50%;
  animation: videoLoading 0.8s linear infinite;
  opacity: 0;
  transition: opacity 0.3s;
}

@keyframes videoLoading {
  to {
    transform: rotate(360deg);
  }
}

/* Legacy support */
.hero-home-visual {
  display: none;
}

.hero-visual-placeholder {
  font-size: 4rem;
}

.home-section {
  padding: 2.5rem 0;
}

.home-section .section-title,
.home-section h2.section-title {
  font-size: 1.5rem;
  margin-bottom: 1rem;
}

.section-stats {
  background: var(--white);
  padding-top: 1.25rem;
  padding-bottom: 1.25rem;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.5rem;
  max-width: var(--home-max, 1120px);
  margin: 0 auto;
  padding: 0 var(--home-pad, 1.5rem);
  list-style: none;
}

.stats-item {
  text-align: center;
  padding: 0.75rem 0.5rem;
  background: var(--white);
  border-radius: 10px;
  box-shadow: var(--shadow-sm);
}

.stats-number {
  display: block;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--primary-color);
  margin-bottom: 0.25rem;
}

.stats-label {
  display: block;
  color: var(--text-light);
  font-size: 0.8rem;
}

.section-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1.25rem;
  max-width: var(--home-max, 1120px);
  margin-left: auto;
  margin-right: auto;
  padding: 0 var(--home-pad, 1.5rem);
}

.section-link {
  color: var(--primary-color);
  text-decoration: none;
  font-weight: 600;
  transition: var(--transition);
}

.section-link:hover {
  color: var(--primary-dark);
}

.section-title-center {
  text-align: center;
}

.section-subtitle-center {
  text-align: center;
  max-width: 520px;
  margin: 0 auto 1.25rem;
  color: var(--text-muted, #6b7280);
  font-size: 0.95rem;
  line-height: 1.5;
}

.section-cta-inline {
  text-align: center;
  margin-top: 1.25rem;
  margin-bottom: 0;
}

/* The Program (single course spotlight) */
.section-program {
  background: var(--white);
  padding: 2.5rem 0;
}

.program-spotlight {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  max-width: var(--home-max, 1120px);
  margin: 0 auto;
  padding: 0 var(--home-pad, 1.5rem);
  align-items: start;
}

.program-spotlight-image {
  position: relative;
  border-radius: 16px;
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

.program-spotlight-image img {
  width: 100%;
  height: auto;
  object-fit: contain;
  display: block;
}

.program-spotlight-content {
  min-width: 0;
}

.section-head-program {
  margin-bottom: 1rem;
}

.program-title {
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--text-dark);
  margin: 0 0 1rem 0;
  line-height: 1.3;
}

.program-desc {
  font-size: 1.05rem;
  line-height: 1.65;
  color: var(--text-light);
  margin: 0 0 1.5rem 0;
}

.program-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem;
  margin-bottom: 1.5rem;
}

.program-meta-item {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--primary-color);
}

.program-meta-item i {
  opacity: 0.9;
}

.program-highlights {
  list-style: none;
  padding: 0;
  margin: 0 0 1.5rem 0;
}

.program-highlights li {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  padding: 0.4rem 0;
  font-size: 0.95rem;
  color: var(--text-dark);
  line-height: 1.4;
}

.program-highlights li i {
  color: var(--success-color, #059669);
  flex-shrink: 0;
  margin-top: 0.2rem;
}

.program-cta {
  display: inline-block;
  padding: 0.875rem 1.75rem;
  font-weight: 600;
}

@media (max-width: 900px) {
  .program-spotlight {
    grid-template-columns: 1fr;
  }

  .program-spotlight-image {
    max-height: none;
  }

  .program-spotlight-image img {
    height: auto;
  }

  .course-detail-layout {
    grid-template-columns: 1fr;
  }

  .course-detail-sidebar {
    position: static;
    order: 1;
  }

  .course-detail-main {
    order: 2;
  }
}

@media (max-width: 600px) {
  .program-title {
    font-size: 1.4rem;
  }

  .program-meta {
    gap: 1rem;
  }
}

.course-grid-featured {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

.course-card-featured {
  background: var(--white);
  border-radius: 16px;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  border: 1px solid var(--border-color);
}

.course-card-featured:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-color: var(--primary-color);
}

.course-card-thumb {
  width: 100%;
  height: 200px;
  overflow: hidden;
}

.course-card-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.course-card-thumb-placeholder {
  width: 100%;
  height: 200px;
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  display: flex;
  align-items: center;
  justify-content: center;
}

.course-card-body {
  padding: 1.5rem;
}

.course-card-title {
  font-size: 1.25rem;
  margin-bottom: 0.5rem;
}

.course-card-title a {
  color: var(--text-dark);
  text-decoration: none;
  transition: var(--transition);
}

.course-card-title a:hover {
  color: var(--primary-color);
}

.course-card-desc {
  color: var(--text-light);
  margin-bottom: 1rem;
}

.course-card-badges {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 1rem;
  flex-wrap: wrap;
}

.badge {
  display: inline-block;
  padding: 0.25rem 0.75rem;
  border-radius: 20px;
  font-size: 0.85rem;
  font-weight: 600;
}

.badge-duration {
  background: rgba(100, 64, 251, 0.1);
  color: var(--primary-color);
}

.badge-cert {
  background: rgba(47, 217, 124, 0.1);
  color: var(--success-color);
}

.btn-block {
  display: block;
  width: 100%;
}

.section-categories {
  background: var(--bg-light);
  padding: 2.5rem 0;
}

.categories-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  max-width: var(--home-max, 1120px);
  margin: 0 auto;
  padding: 0 var(--home-pad, 1.5rem);
  list-style: none;
}

.category-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 1.5rem 1.25rem;
  background: var(--white);
  border-radius: 16px;
  box-shadow: var(--shadow-sm);
  text-decoration: none;
  color: var(--text-dark);
  transition: var(--transition);
  border: 1px solid var(--border-color);
  height: 150px;
  min-height: 150px;
  max-height: 150px;
  position: relative;
  overflow: hidden;
}

.category-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--primary-color), var(--accent-blue));
  transform: scaleX(0);
  transition: transform 0.3s ease;
}

.category-card:hover::before {
  transform: scaleX(1);
}

.category-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 12px 24px rgba(100, 64, 251, 0.15);
  border-color: var(--primary-color);
}

.category-card-icon {
  width: 64px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1rem;
  background: linear-gradient(135deg, rgba(100, 64, 251, 0.1), rgba(73, 187, 219, 0.1));
  border-radius: 12px;
  transition: var(--transition);
}

.category-card-icon i {
  font-size: 2rem;
  color: var(--primary-color);
  transition: var(--transition);
}

.category-card:hover .category-card-icon {
  background: linear-gradient(135deg, var(--primary-color), var(--accent-blue));
  transform: scale(1.1);
}

.category-card:hover .category-card-icon i {
  color: var(--white);
  transform: scale(1.05);
}

.category-card-name {
  font-weight: 600;
  text-align: center;
  font-size: 1rem;
  line-height: 1.4;
  color: var(--text-dark);
  transition: var(--transition);
}

.category-card:hover .category-card-name {
  color: var(--primary-color);
}

.how-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
  max-width: var(--home-max, 1120px);
  margin: 0 auto;
  padding: 0 var(--home-pad, 1.5rem);
  list-style: none;
}

.how-step {
  text-align: center;
  padding: 1.5rem;
  background: var(--white);
  border-radius: 16px;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border-color);
}

.how-step-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  background: var(--primary-color);
  color: var(--white);
  border-radius: 50%;
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
}

.how-step-title {
  font-size: 1.25rem;
  margin-bottom: 0.5rem;
  color: var(--text-dark);
}

.how-step-desc {
  color: var(--text-light);
}

.why-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 1rem;
  max-width: var(--home-max, 1120px);
  margin: 0 auto;
  padding: 0 var(--home-pad, 1.5rem);
  list-style: none;
}

.why-item {
  padding: 1.25rem;
  background: var(--white);
  border-radius: 12px;
  box-shadow: var(--shadow-sm);
  text-align: center;
  font-weight: 500;
  border: 1px solid var(--border-color);
}

/* Who Should Take This Program (audience / sales) */
.section-audience {
  background: var(--bg-light);
  padding: 2.5rem 0;
}

.audience-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1rem;
  max-width: var(--home-max, 1120px);
  margin: 0 auto;
  padding: 0 var(--home-pad, 1.5rem);
}

.audience-card {
  background: var(--white);
  border-radius: 12px;
  padding: 1.25rem;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border-color);
  transition: var(--transition);
}

.audience-card:hover {
  box-shadow: var(--shadow-md);
  border-color: var(--primary-color);
}

.audience-card-featured {
  border-color: var(--primary-color);
  box-shadow: 0 4px 20px rgba(100, 64, 251, 0.12);
}

.audience-card-header {
  margin-bottom: 0.75rem;
}

.audience-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  background: linear-gradient(135deg, rgba(100, 64, 251, 0.12), rgba(73, 187, 219, 0.12));
  border-radius: 12px;
  margin-bottom: 0.75rem;
}

.audience-icon i {
  font-size: 1.5rem;
  color: var(--primary-color);
}

.audience-card-title {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--text-dark);
  margin: 0 0 0.25rem 0;
  line-height: 1.3;
}

.audience-badge {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--primary-color);
  background: rgba(100, 64, 251, 0.1);
  padding: 0.2rem 0.5rem;
  border-radius: 6px;
  margin-left: 0.25rem;
}

.audience-card-subtitle {
  font-size: 0.9rem;
  color: var(--primary-color);
  font-weight: 600;
  margin: 0 0 0.5rem 0;
}

.audience-list {
  list-style: none;
  padding: 0;
  margin: 0 0 0.75rem 0;
  font-size: 0.95rem;
  line-height: 1.55;
  color: var(--text-light, #4b5563);
}

.audience-list li {
  margin-bottom: 0.6rem;
  padding-left: 0;
}

.audience-list li::before {
  content: "• ";
  color: var(--primary-color);
  font-weight: bold;
}

.audience-benefit {
  display: block;
  margin-top: 0.25rem;
  font-weight: 600;
  color: var(--primary-color);
  font-size: 0.9rem;
}

.audience-benefit-block {
  margin: 0;
  font-weight: 600;
  color: var(--primary-color);
  font-size: 0.95rem;
}

/* Who Gets Maximum Benefit (ROI) */
.section-roi {
  background: linear-gradient(135deg, rgba(100, 64, 251, 0.06), rgba(73, 187, 219, 0.06));
  padding: 2.5rem 0;
}

.roi-block {
  max-width: 640px;
  margin: 0 auto;
  padding: 1.75rem;
  background: var(--white);
  border-radius: 20px;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--border-color);
  text-align: center;
}

.roi-groups {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.5rem;
  margin-bottom: 1rem;
}

.roi-pill {
  display: inline-block;
  padding: 0.5rem 1rem;
  background: linear-gradient(135deg, rgba(100, 64, 251, 0.12), rgba(73, 187, 219, 0.12));
  color: var(--primary-color);
  font-weight: 600;
  font-size: 0.95rem;
  border-radius: 999px;
  border: 1px solid rgba(100, 64, 251, 0.2);
}

.roi-outcomes-intro {
  font-weight: 600;
  color: var(--text-dark);
  margin: 0 0 1rem 0;
}

.roi-outcomes {
  list-style: none;
  padding: 0;
  margin: 0 0 1.5rem 0;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1.25rem;
}

.roi-outcomes li {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 500;
  color: var(--text-dark);
}

.roi-outcomes li i {
  color: var(--primary-color);
}

.roi-cta {
  margin-top: 0.5rem;
}

.timeline-vertical {
  max-width: 560px;
  margin: 0 auto;
  padding: 0 var(--home-pad, 1.5rem);
}

.timeline-item {
  display: flex;
  gap: 1.25rem;
  align-items: center;
  padding: 0.875rem 1.25rem;
  background: var(--white);
  border-radius: 10px;
  box-shadow: var(--shadow-sm);
  margin-bottom: 0.5rem;
  border: 1px solid var(--border-color);
}

.timeline-day {
  font-weight: bold;
  color: var(--primary-color);
  flex-shrink: 0;
}

.timeline-text {
  flex: 1;
}

.cert-block {
  max-width: 560px;
  margin: 0 auto;
  padding: 1.5rem;
  background: var(--white);
  border-radius: 16px;
  box-shadow: var(--shadow-sm);
  text-align: center;
  border: 1px solid var(--border-color);
}

.cert-desc {
  color: var(--text-light);
  margin-bottom: 1rem;
}

.cert-features {
  display: flex;
  justify-content: center;
  gap: 1.5rem;
  margin-bottom: 1.25rem;
  list-style: none;
  flex-wrap: wrap;
}

.cert-features li {
  color: var(--text-dark);
  font-weight: 500;
}

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1rem;
  max-width: var(--home-max, 1120px);
  margin: 0 auto;
  padding: 0 var(--home-pad, 1.5rem);
  list-style: none;
}

.testimonial-card {
  padding: 1.5rem;
  background: var(--white);
  border-radius: 16px;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border-color);
}

.testimonial-text {
  color: var(--text-dark);
  margin-bottom: 0.75rem;
  font-style: italic;
}

.testimonial-author {
  font-weight: 600;
  color: var(--primary-color);
}

.faq-accordion {
  max-width: 640px;
  margin: 0 auto;
  padding: 0 var(--home-pad, 1.5rem);
}

.faq-item {
  background: var(--white);
  border-radius: 10px;
  margin-bottom: 0.5rem;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border-color);
}

.faq-question {
  padding: 1rem 1.25rem;
  font-weight: 600;
  cursor: pointer;
  list-style: none;
}

.faq-question::-webkit-details-marker {
  display: none;
}

.faq-answer {
  padding: 0 1.25rem 1.25rem;
  color: var(--text-light);
}

.cta-block {
  max-width: 640px;
  margin: 0 auto;
  padding: 2.5rem 1.5rem;
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--accent-blue) 100%);
  border-radius: 20px;
  text-align: center;
  color: var(--white);
  box-shadow: 0 20px 40px rgba(100, 64, 251, 0.2);
}

.cta-title {
  font-size: 2rem;
  margin-bottom: 0.75rem;
}

.cta-subtitle {
  font-size: 1.1rem;
  margin-bottom: 1.5rem;
  opacity: 0.95;
}

.cta-actions {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

.btn-cta {
  padding: 1rem 2rem;
  font-size: 1.1rem;
}

@media (max-width: 768px) {
  .nav-toggle {
      display: flex;
  }

  .navbar .container {
      flex-wrap: wrap;
  }

  .navbar-menu {
      display: none;
      flex-direction: column;
      gap: 0;
      width: 100%;
      padding: 1rem 0 0;
      border-top: 1px solid var(--border-color);
      margin-top: 0.5rem;
  }

  .navbar-menu.nav-open {
      display: flex;
  }

  .navbar-menu .nav-link {
      display: block;
      width: 100%;
      padding: 0.875rem 0;
      border-bottom: 1px solid var(--border-color);
  }

  .navbar-menu .btn,
  .navbar-menu .nav-form .btn {
      display: block;
      width: 100%;
      text-align: center;
      margin-top: 0.5rem;
      padding: 0.75rem 1rem;
      min-height: 44px;
  }

  .navbar-menu .nav-form {
      display: block;
      width: 100%;
      margin-top: 0.5rem;
  }

  .hero-content h1 {
      font-size: 2rem;
  }

  .hero-content p {
      font-size: 1rem;
  }

  .navbar-brand .logo-img {
      height: 35px;
  }

  .navbar-brand .logo-text {
      font-size: 1.25rem;
  }

  .hero-home {
      padding: 4rem 0;
  }

  .hero-home-container {
      grid-template-columns: 1fr;
      gap: 3rem;
  }

  .hero-home-content {
      text-align: center;
  }

  .hero-home-title {
      font-size: 2.25rem;
  }

  .hero-home-subtitle {
      font-size: 1.1rem;
  }

  .hero-home-actions {
      justify-content: center;
  }

  .hero-trust-badges {
      justify-content: center;
  }

  .btn {
      min-height: 44px;
      padding: 0.75rem 1.25rem;
  }

  .hero-trust-item {
      font-size: 0.9rem;
  }

  .categories-grid {
      grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
      gap: 1.25rem;
  }

  .category-card {
      padding: 2rem 1rem;
      height: 160px;
      min-height: 160px;
      max-height: 160px;
  }

  .category-card-icon {
      width: 56px;
      height: 56px;
  }

  .category-card-icon i {
      font-size: 1.75rem;
  }

  .category-card-name {
      font-size: 0.95rem;
  }

  .course-grid {
      grid-template-columns: 1fr;
  }

  .dashboard-grid {
      grid-template-columns: 1fr;
  }

  .course-info {
      flex-direction: column;
      gap: 0.5rem;
  }

  .lesson-navigation {
      flex-direction: column;
  }

  .progress-stats {
      grid-template-columns: 1fr;
  }

  .detail-row {
      flex-direction: column;
      gap: 0.5rem;
  }

  .messages-container {
      left: 20px;
      right: 20px;
      max-width: none;
  }

  .audience-grid {
      grid-template-columns: 1fr;
      padding: 0 15px;
  }

  .stats-grid {
      gap: 0.5rem;
      grid-template-columns: repeat(4, 1fr);
  }

  .stats-item {
      padding: 0.5rem 0.35rem;
  }

  .stats-number {
      font-size: 1.25rem;
  }

  .stats-label {
      font-size: 0.75rem;
  }

  .categories-grid {
      grid-template-columns: repeat(2, 1fr);
  }

  .how-steps {
      grid-template-columns: repeat(2, 1fr);
  }

  .why-grid {
      grid-template-columns: repeat(2, 1fr);
  }

  .roi-block {
      padding: 1.5rem;
      margin: 0 15px;
  }

  .roi-outcomes {
      flex-direction: column;
      align-items: center;
  }

  .page-header {
      padding: 2rem 0;
      margin-bottom: 1.5rem;
  }

  .page-header h1 {
      font-size: 1.75rem;
  }

  .dashboard-section {
      padding: 1.5rem 0 3rem;
  }

  .footer {
      padding: 1.5rem 1rem;
      font-size: 0.9rem;
  }

  .container {
      padding: 0 1rem;
  }

  .program-spotlight {
      grid-template-columns: 1fr;
  }

  .program-spotlight-image img {
      height: auto;
  }

  .auth-section {
      padding: 2rem 0;
  }

  .auth-form-card {
      padding: 1.75rem;
  }

  .verify-page {
      padding: 2.5rem 0;
  }

  .certificate-verification {
      padding: 1.5rem;
  }
}

@media (max-width: 480px) {
  .container {
      padding: 0 1rem;
      max-width: 100%;
  }

  .page-header {
      padding: 1.5rem 0;
      margin-bottom: 1rem;
  }

  .dashboard-section {
      padding: 1rem 0 2rem;
  }

  .footer {
      padding: 1rem;
      font-size: 0.85rem;
  }

  .footer p {
      line-height: 1.5;
  }

  .hero {
      padding: 3rem 0;
  }

  .hero-home {
      padding: 2.5rem 0;
  }

  .hero-home-container {
      gap: 2rem;
  }

  .hero-home-tagline {
      font-size: 0.85rem;
  }

  .hero-home-title {
      font-size: 1.75rem;
  }

  .hero-home-subtitle {
      font-size: 1rem;
  }

  .hero-home-actions {
      flex-direction: column;
      width: 100%;
  }

  .hero-home-actions .btn {
      width: 100%;
  }

  .hero-trust-badges {
      gap: 1rem;
      margin-top: 2rem;
  }

  .hero-trust-item {
      font-size: 0.85rem;
      padding-left: 1.2rem;
  }

  .play-button {
      width: 60px;
      height: 60px;
      font-size: 1.25rem;
  }

  .categories-grid {
      grid-template-columns: 1fr;
      gap: 0.75rem;
  }

  .stats-grid {
      grid-template-columns: repeat(4, 1fr);
      gap: 0.35rem;
  }

  .stats-item {
      padding: 0.5rem 0.25rem;
  }

  .stats-number {
      font-size: 1rem;
  }

  .stats-label {
      font-size: 0.7rem;
  }

  .how-steps {
      grid-template-columns: 1fr;
  }

  .why-grid {
      grid-template-columns: 1fr;
  }

  .home-section {
      padding: 2rem 0;
  }

  .home-section .section-title,
  .home-section h2.section-title {
      font-size: 1.35rem;
  }

  .program-spotlight {
      gap: 1.5rem;
  }

  .program-title {
      font-size: 1.25rem;
  }

  .program-desc {
      font-size: 0.95rem;
  }

  .program-meta {
      flex-direction: column;
      gap: 0.5rem;
  }

  .testimonials-grid {
      grid-template-columns: 1fr;
  }

  .cert-block,
  .faq-accordion,
  .cta-block {
      padding-left: 1rem;
      padding-right: 1rem;
  }

  .cert-block {
      padding: 1.25rem;
  }

  .cta-block {
      padding: 2rem 1rem;
  }

  .cta-title {
      font-size: 1.6rem;
  }

  .cta-subtitle {
      font-size: 1rem;
  }

  .roi-pill {
      font-size: 0.85rem;
      padding: 0.4rem 0.75rem;
  }

  .audience-card {
      padding: 1rem;
  }

  .audience-card-title {
      font-size: 1.05rem;
  }

  .audience-list li {
      font-size: 0.9rem;
  }

  .section-head {
      flex-direction: column;
      align-items: flex-start;
      gap: 0.5rem;
  }

  .section-cta-inline .btn {
      width: 100%;
  }

  .auth-section {
      padding: 2rem 0;
  }

  .auth-form-card {
      padding: 1.25rem;
  }

  .verify-page {
      padding: 2rem 0;
  }

  .verify-container {
      padding: 0 1rem;
  }

  .verify-container h1 {
      font-size: 1.5rem;
  }

  .certificate-verification {
      padding: 1.25rem;
  }

  .category-card {
      padding: 1.5rem 1rem;
      height: 140px;
      min-height: 140px;
      max-height: 140px;
  }

  .category-card-icon {
      width: 48px;
      height: 48px;
      margin-bottom: 0.75rem;
  }

  .category-card-icon i {
      font-size: 1.5rem;
  }

  .category-card-name {
      font-size: 0.875rem;
  }

  .course-card-content,
  .dashboard-card,
  .module-item {
      padding: 1rem;
  }

  .course-detail-layout {
      grid-template-columns: 1fr;
      gap: 1.5rem;
  }

  .course-detail-sidebar {
      position: static;
      order: 1;
  }

  .course-detail-main {
      order: 2;
  }

  .course-detail-container {
      padding: 0 1rem;
  }

  .course-detail-title {
      font-size: 1.4rem;
  }

  .course-detail-card-body {
      --course-enroll-pad: 1rem;
      padding: 1rem var(--course-enroll-pad) 1.15rem;
      gap: 1rem;
  }

  .course-preview-label {
      padding-left: 1rem;
      padding-right: 1rem;
  }

  .module-progress-item {
      padding: 1rem;
  }

  .exams-section {
      padding: 1rem;
      margin-top: 1.5rem;
  }

  .exam-item {
      padding: 0.875rem;
  }

  .lesson-progress-item {
      flex-direction: column;
      align-items: stretch;
      gap: 0.75rem;
  }

  .lesson-progress-item .btn {
      width: 100%;
      justify-content: center;
  }

  .exams-section {
      padding: 1.25rem;
      margin-top: 2rem;
  }

  .exam-item {
      padding: 1rem;
  }

  .cta-block {
      padding: 2rem 1rem;
  }

  .cta-title {
      font-size: 1.5rem;
  }

  .cta-subtitle {
      font-size: 1rem;
  }

  .curriculum-section-body {
      padding: 0 1rem 1rem 2rem;
  }

  .curriculum-head {
      padding: 1rem;
  }

  .curriculum-section-summary {
      padding: 0.75rem 1rem;
  }

  .btn {
      padding: 0.6rem 1.5rem;
      font-size: 0.9rem;
  }

  .page-header h1 {
      font-size: 1.5rem;
  }

  .navbar .container {
      padding: 0 1rem;
  }

  .navbar-brand .logo-img {
      height: 32px;
  }

  .navbar-brand .logo-text {
      font-size: 1.1rem;
  }

  .navbar-brand .logo-link {
      gap: 0.5rem;
  }
}

/* —— Conversion: WhatsApp, sticky CTA, lead modal —— */
.lms-whatsapp-float {
  position: fixed;
  bottom: 5.5rem;
  right: 1.25rem;
  z-index: 1000;
  width: 3.25rem;
  height: 3.25rem;
  border-radius: 50%;
  background: #25d366;
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.75rem;
  box-shadow: 0 4px 16px rgba(37, 211, 102, 0.45);
  transition: transform 0.2s ease;
}
.lms-whatsapp-float:hover {
  color: #fff;
  transform: scale(1.06);
}

.lms-sticky-cta {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 999;
  background: linear-gradient(180deg, rgba(26, 26, 46, 0.97), #1a1a2e);
  color: #fff;
  padding: 0.65rem 1rem;
  box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.15);
}
.lms-sticky-cta-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 0.75rem 1rem;
}
.lms-sticky-cta-offer .lms-strike {
  opacity: 0.75;
  margin-left: 0.35rem;
  font-weight: 400;
}
.lms-sticky-cta .btn-sm {
  padding: 0.35rem 0.85rem;
  font-size: 0.875rem;
}

.lead-modal {
  position: fixed;
  inset: 0;
  z-index: 1100;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  pointer-events: none;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.2s, visibility 0.2s;
}
.lead-modal.is-open {
  pointer-events: auto;
  opacity: 1;
  visibility: visible;
}
.lead-modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(26, 26, 46, 0.55);
}
.lead-modal-dialog {
  position: relative;
  background: var(--bg-white);
  border-radius: 16px;
  max-width: 420px;
  width: 100%;
  padding: 1.75rem;
  box-shadow: var(--shadow-lg);
}
.lead-modal-messages-success { color: var(--success-color); }
.lead-modal-messages-error { color: var(--danger-color); }

/* Lead capture modal — pro form (aligned full-width fields) */
.lead-form-pro.lead-form {
  margin-top: 0.25rem;
}
.lead-form-pro .lead-form-group {
  margin-bottom: 1.1rem;
}
.lead-form-pro .lead-form-label {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-dark, #1a1a2e);
  margin-bottom: 0.4rem;
}
.lead-form-pro .lead-form-optional {
  font-weight: 400;
  color: var(--text-light, #6b7280);
  font-size: 0.8125rem;
}
.lead-form-pro .lead-form-input {
  display: block;
  width: 100%;
  max-width: 100%;
  box-sizing: border-box;
  padding: 0.7rem 0.95rem;
  font-size: 1rem;
  line-height: 1.4;
  color: var(--text-dark, #1a1a2e);
  background: var(--bg-white, #fff);
  border: 1px solid var(--border-color, #e5e7eb);
  border-radius: 10px;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}
.lead-form-pro .lead-form-input::placeholder {
  color: #9ca3af;
}
.lead-form-pro .lead-form-input:hover {
  border-color: #d1d5db;
}
.lead-form-pro .lead-form-input:focus {
  outline: none;
  border-color: var(--primary-color, #6440fb);
  box-shadow: 0 0 0 3px rgba(100, 64, 251, 0.12);
}
.lead-form-pro .lead-form-input-phone {
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.02em;
}
.lead-form-pro .lead-form-hint {
  display: block;
  margin-top: 0.35rem;
  font-size: 0.75rem;
  color: var(--text-light, #6b7280);
  line-height: 1.35;
}
.lead-form-pro .lead-form-submit {
  margin-top: 0.35rem;
  padding-top: 0.85rem;
  padding-bottom: 0.85rem;
  font-weight: 600;
}

.hero-scarcity-line {
  margin-top: 1rem;
  font-size: 0.95rem;
  color: var(--accent-orange);
  font-weight: 600;
}
.hero-countdown {
  margin-top: 0.5rem;
  font-size: 1rem;
}
.hero-countdown .cd-digits {
  font-variant-numeric: tabular-nums;
  font-weight: 700;
  color: var(--primary-color);
}

.section-success-stories,
.section-achieve {
  background: var(--bg-light);
}
.success-stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1.25rem;
  max-width: 900px;
  margin: 1.5rem auto 0;
}
.success-stat-card {
  background: var(--bg-white);
  padding: 1.5rem;
  border-radius: 12px;
  text-align: center;
  border: 1px solid var(--border-color);
}
.success-stat-value {
  display: block;
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--primary-color);
}
.success-stat-label {
  font-size: 0.9rem;
  color: var(--text-light);
}
.success-mini-list {
  max-width: 640px;
  margin: 1.5rem auto 0;
  padding-left: 1.25rem;
  color: var(--text-dark);
}

.achieve-grid {
  max-width: 720px;
  margin: 1rem auto 0;
  list-style: none;
}
.achieve-item {
  padding: 0.65rem 0;
  display: flex;
  gap: 0.65rem;
  align-items: flex-start;
}
.achieve-item i { color: var(--accent-green); margin-top: 0.2rem; }

.section-pricing-home {
  text-align: center;
}
.pricing-home-card {
  max-width: 420px;
  margin: 1.5rem auto 0;
  padding: 2rem;
  background: var(--bg-white);
  border: 2px solid var(--primary-color);
  border-radius: 16px;
  box-shadow: var(--shadow-md);
}
.pricing-home-badge {
  display: inline-block;
  background: var(--secondary-color);
  color: #fff;
  padding: 0.25rem 0.75rem;
  border-radius: 999px;
  font-size: 0.8rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
}
.pricing-home-strike { color: var(--text-light); margin-bottom: 0.25rem; }
.pricing-home-price {
  font-size: 2.25rem;
  font-weight: 800;
  color: var(--primary-color);
}
.pricing-home-note { font-size: 1rem; font-weight: 500; color: var(--text-light); }
.pricing-home-save { color: var(--accent-green); font-weight: 600; margin: 0.75rem 0 1.25rem; }
.pricing-home-card .btn { margin: 0.35rem; }

.course-urgency-banner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem 1rem;
  margin-bottom: 1rem;
  padding: 0.75rem 1rem;
  background: linear-gradient(90deg, rgba(100, 64, 251, 0.08), rgba(255, 154, 98, 0.12));
  border-radius: 12px;
  border: 1px solid var(--border-color);
}
.course-urgency-pill {
  font-weight: 700;
  color: var(--secondary-color);
  font-size: 0.9rem;
}
.course-seats-text { font-size: 0.85rem; color: var(--text-light); }
.course-countdown .cd-digits { font-variant-numeric: tabular-nums; }

.course-outcomes-block,
.course-earnings-block,
.course-usecases-block,
.course-instructor-block,
.course-bonus-block {
  margin-bottom: 2rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--border-color);
}
.course-outcome-bullets,
.course-usecase-list {
  margin-top: 0.75rem;
  padding-left: 1.25rem;
}
.course-price-was {
  color: var(--text-light);
  margin: 0;
  font-size: 1rem;
}
.course-price-save {
  display: block;
  font-size: 0.8125rem;
  color: var(--accent-green);
  font-weight: 600;
  margin: 0;
  text-align: left;
  width: 100%;
}

.dashboard-next-cta {
  text-align: center;
  margin-bottom: 1.5rem;
}
.dashboard-streak {
  margin-bottom: 0.75rem;
  color: var(--text-light);
}
.badge-day-complete {
  color: var(--accent-green);
  margin-left: 0.35rem;
}
.unlock-hint {
  font-size: 0.875rem;
  color: var(--text-light);
  margin-top: 0.25rem;
}

.cert-share-row {
  margin-top: 1.5rem;
  text-align: center;
}
.cert-share-label {
  font-size: 0.9rem;
  color: var(--text-light);
  margin-bottom: 0.5rem;
}
.cert-share-url-wrap {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  justify-content: center;
  max-width: 100%;
}
.cert-share-input {
  flex: 1;
  min-width: 200px;
  max-width: 480px;
  padding: 0.5rem 0.75rem;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  font-size: 0.85rem;
}

body { padding-bottom: 3.5rem; }

/* Proof engine, preview, referral, behavioral CTAs */
.case-studies-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1.5rem;
  max-width: 1100px;
  margin: 1.5rem auto 0;
}
.case-study-card {
  background: var(--bg-white);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 1.25rem;
  box-shadow: var(--shadow-sm);
}
.case-study-img {
  width: 100%;
  max-height: 160px;
  object-fit: cover;
  border-radius: 8px;
  margin-bottom: 0.75rem;
}
.case-study-metrics {
  color: var(--accent-green);
  font-weight: 700;
  font-size: 0.95rem;
  margin-bottom: 0.5rem;
}
.case-study-ba {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem;
  font-size: 0.88rem;
  margin-top: 0.75rem;
}
.case-study-before { color: var(--text-light); }
.case-study-after { color: var(--text-dark); }

.testimonials-proof-grid {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 1.25rem;
  max-width: 1200px;
  margin: 1.5rem auto 0;
}
.testimonial-proof-card {
  background: var(--bg-white);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 1.25rem;
}
.testimonial-proof-card.is-featured {
  border-color: var(--primary-color);
  box-shadow: var(--shadow-md);
}
.testimonial-proof-head {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 0.75rem;
}
.testimonial-photo {
  border-radius: 50%;
  object-fit: cover;
}
.testimonial-stars { color: #ffc542; letter-spacing: 0.05em; }
.testimonial-proof-thumb {
  display: block;
  margin-top: 0.75rem;
  font-size: 0.85rem;
  color: var(--primary-color);
}
.testimonial-proof-thumb img {
  max-width: 100%;
  max-height: 120px;
  border-radius: 8px;
  margin-top: 0.35rem;
}

.lesson-preview-banner {
  background: linear-gradient(90deg, rgba(100, 64, 251, 0.12), rgba(47, 217, 124, 0.1));
  padding: 1rem 1.25rem;
  border-radius: 12px;
  margin-bottom: 1.5rem;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem 1rem;
}
.preview-badge {
  background: var(--primary-color);
  color: #fff;
  padding: 0.25rem 0.65rem;
  border-radius: 6px;
  font-size: 0.8rem;
  font-weight: 700;
}
.course-preview-list {
  list-style: none;
  margin-top: 1rem;
}
.course-preview-list li {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem 1rem;
  padding: 0.85rem 0;
  border-bottom: 1px solid var(--border-color);
}
.preview-lesson-badge {
  background: var(--accent-green);
  color: #fff;
  font-size: 0.7rem;
  font-weight: 800;
  padding: 0.15rem 0.45rem;
  border-radius: 4px;
}
.preview-lesson-meta { font-size: 0.85rem; color: var(--text-light); }

.referral-card {
  margin-bottom: 1.5rem;
  background: linear-gradient(135deg, rgba(100, 64, 251, 0.06), var(--bg-white));
}
.referral-hint { font-size: 0.9rem; color: var(--text-light); margin-bottom: 0.75rem; }
.referral-link-box {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  align-items: center;
}
.referral-link-input {
  flex: 1;
  min-width: 200px;
  padding: 0.5rem 0.75rem;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  font-size: 0.85rem;
}
.referral-code-label { margin-top: 0.75rem; font-size: 0.9rem; }

.upsell-modal .login-modal-title { font-size: 1.25rem; }

.lms-pricing-popover {
  position: fixed;
  z-index: 1200;
  max-width: 260px;
  padding: 1rem;
  background: var(--bg-white);
  border-radius: 12px;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--border-color);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.2s, visibility 0.2s;
  pointer-events: none;
}
.lms-pricing-popover.is-visible {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}
.lms-pricing-popover p { font-size: 0.88rem; margin: 0.5rem 0 0.75rem; color: var(--text-light); }

/* Live activity toast — bottom-left, subtle */
.lms-activity-toast {
  position: fixed;
  bottom: 5.5rem;
  left: 1rem;
  max-width: min(320px, calc(100vw - 2rem));
  padding: 0.65rem 0.9rem;
  font-size: 0.875rem;
  line-height: 1.35;
  background: rgba(26, 26, 46, 0.95);
  color: #f4f4f8;
  border-radius: 10px;
  box-shadow: 0 8px 28px rgba(0, 0, 0, 0.2);
  z-index: 997;
  opacity: 0;
  transform: translateY(12px);
  pointer-events: none;
  transition: opacity 0.45s ease, transform 0.45s ease;
}
.lms-activity-toast.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* Checkout reminder — thin top bar */
.lms-checkout-reminder {
  background: linear-gradient(90deg, #1a1a2e 0%, #2d2d4a 100%);
  color: #fff;
  font-size: 0.875rem;
  z-index: 1001;
}
.lms-checkout-reminder[hidden] {
  display: none !important;
}
.lms-checkout-reminder-inner {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 0.75rem 1rem;
  padding: 0.5rem 1rem;
  max-width: 960px;
  margin: 0 auto;
}
.lms-checkout-reminder-text {
  flex: 1 1 200px;
  text-align: center;
}
.lms-checkout-reminder-dismiss {
  background: transparent;
  border: none;
  color: rgba(255, 255, 255, 0.75);
  font-size: 1.35rem;
  line-height: 1;
  cursor: pointer;
  padding: 0 0.25rem;
}
.lms-checkout-reminder-dismiss:hover {
  color: #fff;
}

.lead-modal-mentor {
  margin-top: 1rem;
  padding-top: 1rem;
  border-top: 1px solid rgba(0, 0, 0, 0.08);
}
.lead-modal-mentor-text {
  font-size: 0.85rem;
  color: var(--text-light, #666);
  margin: 0 0 0.5rem;
  text-align: center;
}
.course-mentor-cta {
  margin-top: 0.5rem;
}

/* ——— Learner profile (dashboard card + edit + public) ——— */
.learner-profile-card {
  margin-bottom: 1.5rem;
}
.learner-profile-card-inner {
  display: grid;
  grid-template-columns: minmax(200px, 260px) 1fr;
  gap: 2rem;
  align-items: start;
}
@media (max-width: 900px) {
  .learner-profile-card-inner {
    grid-template-columns: 1fr;
  }
  .learner-profile-left {
    text-align: center;
  }
  .learner-profile-avatar-wrap {
    margin-left: auto;
    margin-right: auto;
  }
}
.learner-profile-left {
  padding-right: 1rem;
  border-right: 1px solid var(--border-color);
}
@media (max-width: 900px) {
  .learner-profile-left {
    border-right: none;
    padding-right: 0;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 1.5rem;
  }
}
.learner-profile-avatar-wrap {
  width: 120px;
  height: 120px;
  margin-bottom: 1rem;
}
.learner-profile-avatar {
  width: 120px;
  height: 120px;
  border-radius: 50%;
  object-fit: cover;
  border: 3px solid var(--primary-color);
  display: block;
}
.learner-profile-avatar--placeholder {
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(145deg, var(--bg-light), #e8eaf0);
  color: var(--text-light);
  font-size: 2.5rem;
}
.learner-profile-name {
  font-size: 1.35rem;
  margin: 0 0 0.25rem;
  color: var(--text-dark);
}
.learner-profile-role {
  color: var(--text-light);
  font-size: 0.95rem;
  margin: 0 0 0.75rem;
}
.learner-badge {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  padding: 0.25rem 0.65rem;
  border-radius: 999px;
  margin-bottom: 1rem;
}
.learner-badge.badge-beginner {
  background: #eef1f6;
  color: #5a6578;
}
.learner-badge.badge-active {
  background: rgba(37, 99, 235, 0.12);
  color: #1d4ed8;
}
.learner-badge.badge-pro {
  background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
  color: #fff;
}
.learner-profile-completion {
  margin: 1rem 0;
  max-width: 220px;
}
@media (max-width: 900px) {
  .learner-profile-completion {
    margin-left: auto;
    margin-right: auto;
  }
}
.learner-profile-completion-head {
  display: flex;
  justify-content: space-between;
  font-size: 0.85rem;
  color: var(--text-light);
  margin-bottom: 0.35rem;
}
.profile-progress-bar {
  height: 8px;
  background: var(--bg-light);
  border-radius: 999px;
  overflow: hidden;
}
.profile-progress-bar.large {
  height: 12px;
  margin: 0.5rem 0;
}
.profile-progress-fill {
  display: block;
  height: 100%;
  background: linear-gradient(90deg, var(--primary-color), #6366f1);
  border-radius: 999px;
  transition: width 0.4s ease;
}
.learner-profile-cta {
  display: inline-block;
  margin-top: 0.5rem;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--primary-color);
}
.learner-profile-edit-btn {
  margin-top: 0.5rem;
}
.learner-profile-block {
  margin-bottom: 1.25rem;
}
.learner-profile-block-title {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-light);
  margin: 0 0 0.5rem;
}
.learner-profile-text {
  margin: 0;
  color: var(--text-dark);
  line-height: 1.5;
}
.learner-profile-edu-line {
  display: block;
}
.learner-profile-edu-meta {
  font-size: 0.9rem;
  color: var(--text-light);
}
.learner-profile-muted {
  color: var(--text-light);
  font-size: 0.9rem;
  margin: 0;
}
.skill-tag-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}
.skill-tag {
  display: inline-block;
  padding: 0.35rem 0.75rem;
  background: var(--bg-light);
  border: 1px solid var(--border-color);
  border-radius: 999px;
  font-size: 0.85rem;
  color: var(--text-dark);
}
.skill-tag-removable {
  padding-right: 0.35rem;
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
}
.skill-tag-remove {
  background: none;
  border: none;
  cursor: pointer;
  color: var(--text-light);
  font-size: 1.1rem;
  line-height: 1;
  padding: 0 0.15rem;
}
.skill-tag-remove:hover {
  color: #c00;
}
.skills-tag-editor {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
  min-height: 2.75rem;
  padding: 0.5rem 0.75rem;
  background: var(--bg-light);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  margin-bottom: 0.75rem;
}
.skills-tag-add-input {
  flex: 1 1 140px;
  min-width: 120px;
  border: none;
  background: transparent;
  font-size: 0.95rem;
  outline: none;
}
.learner-cert-mini-list {
  list-style: none;
  padding: 0;
  margin: 0.5rem 0 0;
}
.learner-cert-mini-list li {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.75rem;
  padding: 0.4rem 0;
  border-bottom: 1px solid var(--border-color);
  font-size: 0.9rem;
}
.learner-cert-mini-list a {
  color: var(--primary-color);
  font-weight: 500;
}
.learner-cert-status {
  font-size: 0.75rem;
  color: #059669;
  font-weight: 600;
  white-space: nowrap;
}
.learner-profile-more {
  font-size: 0.85rem;
  margin-top: 0.5rem;
  display: inline-block;
}
.learner-top-learners-hint {
  margin: 1rem 0 0;
  padding-top: 1rem;
  border-top: 1px dashed var(--border-color);
  font-size: 0.85rem;
  color: var(--text-light);
}
.learner-top-learners-hint i {
  margin-right: 0.35rem;
  color: var(--primary-color);
}

.profile-nudge-modal {
  position: fixed;
  inset: 0;
  z-index: 10050;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
}
.profile-nudge-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(15, 23, 42, 0.55);
}
.profile-nudge-dialog {
  position: relative;
  max-width: 420px;
  width: 100%;
  background: var(--white);
  border-radius: 16px;
  padding: 1.75rem;
  box-shadow: 0 24px 48px rgba(0, 0, 0, 0.18);
}
.profile-nudge-dialog h2 {
  margin: 0 0 0.75rem;
  font-size: 1.35rem;
}
.profile-nudge-dialog p {
  color: var(--text-light);
  line-height: 1.55;
  margin-bottom: 1.25rem;
}
.profile-nudge-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  align-items: center;
}
.profile-nudge-dismiss-form {
  display: inline;
}

/* Profile edit — full-width fields, aligned sections */
.profile-edit-section {
  --profile-input-radius: 12px;
  --profile-input-border: 1px solid var(--border-color);
}
.profile-edit-main {
  min-width: 0;
}
.profile-edit-form .profile-section-card {
  margin-bottom: 1.5rem;
  padding: 1.75rem 2rem;
}
.profile-edit-form .profile-section-card .card-title {
  font-size: 1.2rem;
  margin-bottom: 1.35rem;
  padding-bottom: 0.85rem;
}
.profile-field-label {
  display: block;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-dark);
  margin-bottom: 0.45rem;
}
.profile-field-label i {
  margin-right: 0.35rem;
  color: var(--primary-color);
  width: 1.1em;
}
.profile-form-group {
  margin-bottom: 1.35rem;
}
.profile-form-group--last {
  margin-bottom: 0;
}
.profile-edit-form .form-control,
.profile-edit-form input[type="url"],
.profile-edit-form input[type="text"],
.profile-edit-form input[type="number"],
.profile-edit-form textarea {
  width: 100%;
  max-width: 100%;
  box-sizing: border-box;
  border-radius: var(--profile-input-radius);
  border: var(--profile-input-border);
  padding: 0.65rem 0.9rem;
  font-size: 1rem;
  line-height: 1.45;
  transition: border-color 0.2s, box-shadow 0.2s;
}
.profile-edit-form .form-control:focus,
.profile-edit-form input:focus,
.profile-edit-form textarea:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.15);
}
.profile-edit-form textarea.form-control {
  min-height: 6rem;
  resize: vertical;
}
.profile-form-group--year {
  max-width: 200px;
}
.profile-form-group--year .form-control {
  max-width: 200px;
}
.profile-form-row-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  align-items: start;
}
@media (max-width: 640px) {
  .profile-form-row-2 {
    grid-template-columns: 1fr;
    gap: 0;
  }
  .profile-form-row-2 .profile-form-group:first-child {
    margin-bottom: 1.35rem;
  }
}
.profile-photo-row {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 1.75rem 2rem;
  margin-bottom: 1.75rem;
  padding-bottom: 1.75rem;
  border-bottom: 1px solid var(--border-color);
  align-items: start;
}
@media (max-width: 520px) {
  .profile-photo-row {
    grid-template-columns: 1fr;
    justify-items: center;
    text-align: center;
  }
  .profile-photo-fields {
    width: 100%;
  }
  .profile-photo-upload {
    justify-content: center;
    flex-wrap: wrap;
  }
}
.profile-photo-preview-wrap {
  flex-shrink: 0;
}
.profile-photo-fields {
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}
.profile-photo-upload {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem 1rem;
}
.profile-photo-native-input {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}
.profile-photo-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.65rem 1.35rem;
  margin: 0;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--primary-color);
  background: var(--white);
  border: 2px solid var(--primary-color);
  border-radius: var(--profile-input-radius);
  cursor: pointer;
  transition: background 0.2s, color 0.2s;
}
.profile-photo-btn:hover {
  background: var(--primary-color);
  color: var(--white);
}
.profile-photo-filename {
  font-size: 0.875rem;
  color: var(--text-light);
  flex: 1 1 160px;
  min-width: 0;
  word-break: break-word;
}
.profile-photo-hint {
  margin: 0.25rem 0 0;
  max-width: 36rem;
}
.profile-skills-intro {
  margin: 0 0 0.85rem;
  font-size: 0.9rem;
  color: var(--text-light);
  line-height: 1.5;
}
.profile-skills-intro kbd {
  display: inline-block;
  padding: 0.1rem 0.4rem;
  font-size: 0.8rem;
  font-family: inherit;
  background: var(--bg-light);
  border: 1px solid var(--border-color);
  border-radius: 4px;
}
.skills-tag-editor-wrap {
  width: 100%;
}
.profile-edit-form .skills-tag-editor {
  width: 100%;
  box-sizing: border-box;
  min-height: 3.25rem;
  margin-bottom: 0;
}
.profile-social-intro {
  margin: -0.25rem 0 1.1rem;
}
.profile-form-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1rem 1.25rem;
  margin-top: 0.5rem;
  padding: 1.5rem 0 2rem;
}

.profile-edit-layout {
  display: grid;
  grid-template-columns: 1fr minmax(260px, 320px);
  gap: 2rem;
  align-items: start;
}
@media (max-width: 992px) {
  .profile-edit-layout {
    grid-template-columns: 1fr;
  }
}
.profile-section-card .card-title {
  font-size: 1.15rem;
}
.profile-photo-preview {
  border-radius: 50%;
  object-fit: cover;
  border: 3px solid var(--border-color);
}
.form-row.grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}
@media (max-width: 600px) {
  .form-row.grid-2 {
    grid-template-columns: 1fr;
  }
}
.profile-aside-title {
  font-size: 1rem;
  margin: 0 0 0.75rem;
}
.profile-aside-pct {
  margin: 0 0 1rem;
  font-size: 0.95rem;
}
.profile-weight-legend {
  list-style: none;
  padding: 0;
  margin: 0;
  font-size: 0.8rem;
  color: var(--text-light);
}
.profile-weight-legend li {
  display: flex;
  justify-content: space-between;
  padding: 0.25rem 0;
  border-bottom: 1px solid var(--border-color);
}
.profile-weight-legend span {
  color: var(--text-dark);
}
.public-url-box {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  align-items: center;
}
.public-url-box .referral-link-input {
  flex: 1 1 180px;
  min-width: 0;
}
.profile-aside-certs {
  list-style: none;
  padding: 0;
  margin: 0;
  font-size: 0.9rem;
}
.profile-aside-certs li {
  padding: 0.35rem 0;
  border-bottom: 1px solid var(--border-color);
}
.profile-aside-certs a {
  color: var(--primary-color);
}
.container--narrow {
  max-width: 720px;
}
.public-profile-kicker {
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-light);
  margin: 0 0 0.5rem;
}
.public-profile-card .public-profile-header {
  display: flex;
  gap: 1.25rem;
  align-items: flex-start;
  flex-wrap: wrap;
  margin-bottom: 1rem;
}
.public-profile-photo {
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--border-color);
}
.public-profile-photo-placeholder {
  width: 100px;
  height: 100px;
  font-size: 2rem;
}
.public-profile-bio {
  flex: 1 1 280px;
  margin: 0;
  line-height: 1.55;
  color: var(--text-dark);
}
.public-profile-meta {
  color: var(--text-light);
  font-size: 0.9rem;
}
.public-profile-section-title {
  font-size: 1rem;
  margin: 1.25rem 0 0.5rem;
}
.public-profile-experience {
  font-size: 0.95rem;
  line-height: 1.55;
  color: var(--text-dark);
}
.public-profile-certs {
  list-style: none;
  padding: 0;
  margin: 0;
}
.public-profile-certs li {
  padding: 0.35rem 0;
  border-bottom: 1px solid var(--border-color);
}
.public-profile-foot {
  margin-top: 1.5rem;
}
.page-subtitle {
  color: var(--text-light);
  margin: 0.5rem 0 0;
}
.profile-form-check {
  margin-bottom: 0.65rem;
}
.profile-form-check .form-check-label {
  margin-left: 0.35rem;
  font-size: 0.95rem;
}
.form-hint.small {
  font-size: 0.8rem;
  margin-top: -0.35rem;
  margin-bottom: 0.85rem;
}

/* =============================================================================
   Public portfolio /u/<username>/ — premium freelancer layout
   ============================================================================= */
.ppf-page {
  --ppf-radius: 16px;
  --ppf-radius-lg: 20px;
  --ppf-shadow: 0 8px 32px rgba(100, 64, 251, 0.1);
  --ppf-shadow-soft: 0 4px 24px rgba(26, 26, 46, 0.06);
  background: linear-gradient(180deg, var(--bg-light) 0%, var(--white) 42%);
  padding-bottom: 4rem;
}

.ppf-container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 1.25rem;
}

/* Hero */
.ppf-hero {
  padding: 3.5rem 0 2rem;
}

.ppf-hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
}

.ppf-hero-copy {
  min-width: 0;
}

.ppf-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  margin-bottom: 1rem;
  padding: 0.4rem 0.9rem;
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  border-radius: 999px;
}

.ppf-pill--success {
  color: #047857;
  background: rgba(47, 217, 124, 0.15);
}

.ppf-kicker {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-light);
  margin: 0 0 0.35rem;
  letter-spacing: 0.02em;
}

.ppf-name {
  font-size: clamp(2.25rem, 5vw, 3.25rem);
  font-weight: 800;
  color: var(--text-dark);
  margin: 0 0 0.5rem;
  letter-spacing: -0.04em;
  line-height: 1.08;
}

.ppf-role-line {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--primary-color);
  margin: 0 0 1.25rem;
}

.ppf-role-sep {
  opacity: 0.45;
  font-weight: 500;
  margin: 0 0.35rem;
}

.ppf-lead {
  font-size: 1.05rem;
  line-height: 1.7;
  color: var(--text-light);
  margin: 0 0 1rem;
  max-width: 36rem;
}

.ppf-location {
  font-size: 0.95rem;
  color: var(--text-light);
  margin: 0 0 1.5rem;
}

.ppf-location i {
  margin-right: 0.4rem;
  color: var(--primary-color);
}

.ppf-hero-btns {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 1.25rem;
}

.ppf-btn-hero {
  border-radius: 12px;
  padding: 0.65rem 1.35rem;
  font-weight: 600;
}

.ppf-verified-line {
  font-size: 0.85rem;
  color: var(--text-light);
  margin: 0;
  display: flex;
  align-items: center;
  gap: 0.45rem;
  flex-wrap: wrap;
}

.ppf-verified-line i {
  color: var(--primary-color);
}

.ppf-hero-visual {
  display: flex;
  justify-content: center;
  align-items: center;
}

.ppf-photo-card {
  border-radius: var(--ppf-radius-lg);
  overflow: hidden;
  box-shadow: var(--ppf-shadow), 0 0 0 1px rgba(100, 64, 251, 0.08);
  background: var(--white);
  max-width: 400px;
  width: 100%;
  aspect-ratio: 5 / 6;
}

.ppf-photo-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.ppf-photo-img--ph {
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(145deg, var(--primary-color), var(--accent-blue));
  color: rgba(255, 255, 255, 0.92);
  font-size: clamp(4rem, 15vw, 6rem);
}

/* Share strip */
.ppf-share {
  margin-bottom: 2.5rem;
}

.ppf-share-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 0.65rem;
  padding: 1.1rem 1.5rem;
  background: var(--white);
  border-radius: var(--ppf-radius);
  border: 1px solid var(--border-color);
  box-shadow: var(--ppf-shadow-soft);
}

.ppf-share-label {
  width: 100%;
  text-align: center;
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-light);
}

.ppf-share-btns {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.5rem;
}

.ppf-copy-msg {
  width: 100%;
  text-align: center;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--accent-green);
  margin: 0;
  min-height: 1.25em;
}

/* Sections */
.ppf-section {
  padding: 3.75rem 0;
  border-top: 1px solid var(--border-color);
}

.ppf-section-title {
  font-size: clamp(1.65rem, 3vw, 2rem);
  font-weight: 800;
  color: var(--text-dark);
  margin: 0 0 0.5rem;
  letter-spacing: -0.03em;
}

.ppf-section-sub {
  color: var(--text-light);
  font-size: 1rem;
  margin: 0 0 2rem;
  max-width: 40rem;
}

/* About */
.ppf-about-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}

.ppf-card {
  background: var(--white);
  border-radius: var(--ppf-radius);
  border: 1px solid var(--border-color);
  box-shadow: var(--ppf-shadow-soft);
  padding: 1.5rem 1.65rem;
}

.ppf-card-label {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--primary-color);
  margin: 0 0 1rem;
}

.ppf-about-body {
  font-size: 0.95rem;
  line-height: 1.65;
  color: var(--text-dark);
  margin: 0;
}

.ppf-about-body--plain {
  color: var(--text-light);
}

.ppf-about-body--exp {
  color: var(--text-light);
}

.ppf-about-strong {
  font-weight: 700;
  color: var(--text-dark);
  margin: 0 0 0.35rem;
  font-size: 1.05rem;
}

.ppf-muted {
  color: var(--text-light);
  font-size: 0.95rem;
  line-height: 1.6;
  margin: 0;
}

/* Skills */
.ppf-skills-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}

.skill-badge {
  display: inline-block;
  padding: 0.5rem 1.1rem;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--primary-dark);
  background: rgba(100, 64, 251, 0.08);
  border: 1px solid rgba(100, 64, 251, 0.18);
  border-radius: 999px;
}

/* What I Can Do — 3 columns */
.ppf-grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.ppf-work-card {
  background: var(--white);
  border-radius: var(--ppf-radius);
  padding: 1.75rem 1.5rem;
  border: 1px solid var(--border-color);
  box-shadow: var(--ppf-shadow-soft);
  transition: box-shadow 0.25s ease, transform 0.25s ease;
  display: flex;
  flex-direction: column;
  min-height: 100%;
}

.ppf-work-card:hover {
  box-shadow: var(--ppf-shadow);
  transform: translateY(-3px);
}

.ppf-work-icon {
  width: 52px;
  height: 52px;
  border-radius: 14px;
  background: linear-gradient(135deg, rgba(100, 64, 251, 0.12), rgba(73, 187, 219, 0.1));
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary-color);
  font-size: 1.35rem;
  margin-bottom: 1.15rem;
}

.ppf-work-title {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text-dark);
  margin: 0 0 0.65rem;
}

.ppf-work-desc {
  font-size: 0.92rem;
  line-height: 1.62;
  color: var(--text-light);
  margin: 0 0 1rem;
  flex-grow: 0;
}

.ppf-work-desc--compact {
  margin-bottom: 0.5rem;
}

.ppf-work-course {
  font-weight: 700;
  color: var(--text-dark);
  font-size: 1rem;
  margin: 0 0 0.5rem;
  line-height: 1.35;
}

.ppf-work-meta {
  font-size: 0.8rem;
  color: var(--text-light);
  margin: 0 0 0.75rem;
}

.ppf-work-list {
  margin: 0;
  padding-left: 1.15rem;
  font-size: 0.88rem;
  line-height: 1.55;
  color: var(--text-light);
}

.ppf-work-list li {
  margin-bottom: 0.35rem;
}

.ppf-work-list--tight {
  margin-top: 0.5rem;
  padding-left: 1rem;
  list-style: disc;
}

.ppf-inline-link {
  font-weight: 600;
  color: var(--primary-color);
  text-decoration: none;
}

.ppf-inline-link:hover {
  text-decoration: underline;
}

/* Certificate feature */
.ppf-section--cert .ppf-section-title {
  margin-bottom: 1.5rem;
}

.ppf-cert-feature {
  border-radius: var(--ppf-radius-lg);
  overflow: hidden;
  box-shadow: var(--ppf-shadow);
  border: 1px solid rgba(100, 64, 251, 0.12);
  background: var(--white);
}

.ppf-cert-feature-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: stretch;
  gap: 0;
}

.ppf-cert-medal {
  flex: 0 0 auto;
  min-width: 140px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(160deg, var(--primary-color), var(--primary-dark));
  color: #fff;
  font-size: 3rem;
  padding: 2rem;
}

.ppf-cert-copy {
  flex: 1;
  min-width: 220px;
  padding: 2rem 2rem 2rem 1.5rem;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.65rem;
}

.ppf-bthinkx-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: #047857;
  background: rgba(47, 217, 124, 0.12);
  padding: 0.4rem 0.85rem;
  border-radius: 999px;
}

.ppf-cert-course-title {
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--text-dark);
  margin: 0;
  line-height: 1.25;
  letter-spacing: -0.02em;
}

.ppf-cert-date {
  font-size: 0.9rem;
  color: var(--text-light);
  margin: 0;
}

.ppf-cert-copy .btn {
  margin-top: 0.5rem;
  border-radius: 12px;
}

.ppf-cert-more {
  margin-top: 1.5rem;
}

.ppf-cert-more-label {
  margin-bottom: 0.5rem;
  font-size: 0.85rem;
}

.ppf-cert-more-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.ppf-cert-more-list li {
  padding: 0.4rem 0;
  border-bottom: 1px solid var(--border-color);
  font-size: 0.92rem;
}

.ppf-cert-more-list a {
  color: var(--primary-color);
  font-weight: 600;
  text-decoration: none;
}

.ppf-cert-more-list a:hover {
  text-decoration: underline;
}

.ppf-cert-empty {
  text-align: center;
  padding: 2.5rem 2rem;
  max-width: 520px;
}

.ppf-cert-empty .btn {
  margin-top: 1.25rem;
}

/* Contact */
.ppf-section--contact {
  padding-bottom: 2rem;
}

.ppf-contact-btns {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.ppf-contact-btn {
  border-radius: 12px;
  padding: 0.65rem 1.35rem;
  font-weight: 600;
}

.ppf-contact-fallback {
  margin-top: 1.25rem;
  max-width: 32rem;
}

/* Footer CTA */
.ppf-footer-cta {
  margin-top: 2rem;
  padding: 3.5rem 2rem;
  text-align: center;
  border-radius: var(--ppf-radius-lg);
  background: linear-gradient(135deg, var(--primary-color), #7c5cf0);
  color: #fff;
  box-shadow: var(--ppf-shadow);
}

.ppf-footer-cta-title {
  font-size: 1.5rem;
  font-weight: 800;
  margin: 0 0 0.5rem;
  letter-spacing: -0.02em;
}

.ppf-footer-cta-text {
  margin: 0 0 1.5rem;
  opacity: 0.93;
  font-size: 1rem;
}

.ppf-footer-cta-btn {
  background: #fff;
  color: var(--primary-color);
  border: none;
  font-weight: 700;
  border-radius: 12px;
  padding: 0.7rem 1.75rem;
}

.ppf-footer-cta-btn:hover {
  background: rgba(255, 255, 255, 0.95);
  color: var(--primary-dark);
}

/* Responsive */
@media (max-width: 992px) {
  .ppf-hero-grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

  .ppf-hero-visual {
    order: -1;
  }

  .ppf-photo-card {
    max-width: 320px;
    margin: 0 auto;
  }

  .ppf-about-cards {
    grid-template-columns: 1fr;
  }

  .ppf-grid-3 {
    grid-template-columns: 1fr;
    max-width: 520px;
    margin: 0 auto;
  }

  .ppf-cert-feature-inner {
    flex-direction: column;
  }

  .ppf-cert-medal {
    min-height: 120px;
  }

  .ppf-cert-copy {
    padding: 1.75rem;
  }
}

@media (max-width: 576px) {
  .ppf-hero {
    padding-top: 2rem;
  }

  .ppf-section {
    padding: 2.75rem 0;
  }

  .ppf-hero-btns .btn,
  .ppf-contact-btns .btn {
    width: 100%;
    justify-content: center;
  }
}

/* =============================================================================
   Public portfolio /u/<username>/ — Apple-style iOS premium
   ============================================================================= */
html.portfolio-html {
  scroll-behavior: smooth;
}
@media (prefers-reduced-motion: reduce) {
  html.portfolio-html {
    scroll-behavior: auto;
  }
}

body.portfolio-site {
  --prt-primary: #4f46e5;
  --prt-accent: #7c3aed;
  --prt-bg: #f8fafc;
  --prt-text: #0f172a;
  --prt-muted: #6b7280;
  --prt-ease: cubic-bezier(0.25, 0.1, 0.25, 1);
  margin: 0;
  min-height: 100vh;
  display: block;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Inter", "Segoe UI", sans-serif;
  color: var(--prt-text);
  background: var(--prt-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

.portfolio-skip {
  position: absolute;
  left: -9999px;
  top: 0;
  padding: 0.5rem 1rem;
  background: var(--prt-primary);
  color: #fff;
  z-index: 1000;
  border-radius: 8px;
}
.portfolio-skip:focus {
  left: 1rem;
  top: 1rem;
}

.portfolio-bg {
  position: relative;
  min-height: 100vh;
  overflow-x: hidden;
  background: var(--prt-bg);
  padding: 5.25rem 1rem 2.5rem;
}

.portfolio-bg::before,
.portfolio-bg::after {
  content: "";
  position: fixed;
  pointer-events: none;
  border-radius: 50%;
  filter: blur(80px);
  z-index: 0;
}
.portfolio-bg::before {
  width: min(520px, 90vw);
  height: min(520px, 90vw);
  top: -8%;
  right: -12%;
  background: radial-gradient(circle, rgba(79, 70, 229, 0.09) 0%, transparent 68%);
}
.portfolio-bg::after {
  width: min(420px, 80vw);
  height: min(420px, 80vw);
  bottom: 5%;
  left: -15%;
  background: radial-gradient(circle, rgba(124, 58, 237, 0.07) 0%, transparent 65%);
}

.portfolio-bg > * {
  position: relative;
  z-index: 1;
}

@media (min-width: 768px) {
  .portfolio-bg {
    padding: 5.75rem 1.5rem 3rem;
  }
}

.portfolio-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 200;
  padding: 0.65rem 1rem;
  background: rgba(248, 250, 252, 0.65);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.45);
  transition: background 0.28s var(--prt-ease), box-shadow 0.28s var(--prt-ease);
}

.portfolio-nav.is-scrolled {
  background: rgba(255, 255, 255, 0.72);
  box-shadow: 0 1px 0 rgba(15, 23, 42, 0.04), 0 8px 32px rgba(15, 23, 42, 0.04);
}

.portfolio-nav-inner {
  position: relative;
  max-width: 1160px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.portfolio-brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  color: var(--prt-text);
  flex-shrink: 0;
  transition: opacity 0.2s;
}
.portfolio-brand:hover {
  opacity: 0.85;
}

.portfolio-brand-mark {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--prt-primary);
  color: #fff;
  font-weight: 700;
  font-size: 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 14px rgba(79, 70, 229, 0.22);
}

.portfolio-brand-name {
  font-weight: 600;
  font-size: 1rem;
  letter-spacing: -0.02em;
  max-width: 180px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

@media (min-width: 480px) {
  .portfolio-brand-name {
    max-width: 260px;
  }
}

.portfolio-nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  padding: 0;
  border: none;
  background: rgba(255, 255, 255, 0.65);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, 0.5);
  border-radius: 12px;
  cursor: pointer;
  transition: transform 0.2s var(--prt-ease);
}
.portfolio-nav-toggle:active {
  transform: scale(0.96);
}

.portfolio-nav-toggle span {
  display: block;
  width: 18px;
  height: 2px;
  background: var(--prt-text);
  margin: 0 auto;
  border-radius: 1px;
}

.portfolio-nav-menu {
  display: flex;
  align-items: center;
  gap: 0.25rem 1.5rem;
}

.portfolio-nav-menu a.portfolio-nav-link {
  position: relative;
  text-decoration: none;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--prt-muted);
  padding: 0.35rem 0;
  background: linear-gradient(currentColor, currentColor) no-repeat left 100% / 0 1px;
  transition: color 0.22s var(--prt-ease), background-size 0.28s var(--prt-ease);
}

.portfolio-nav-menu a.portfolio-nav-link:hover {
  color: var(--prt-primary);
  background-size: 100% 1px;
}

.portfolio-nav-cta {
  padding: 0.45rem 1.1rem !important;
  background: var(--prt-primary) !important;
  color: #fff !important;
  border-radius: 999px !important;
  font-size: 0.875rem !important;
  font-weight: 600 !important;
  text-decoration: none !important;
  box-shadow: 0 4px 16px rgba(79, 70, 229, 0.2);
  transition: transform 0.25s var(--prt-ease), box-shadow 0.25s var(--prt-ease) !important;
  background-image: none !important;
}
.portfolio-nav-cta:hover {
  color: #fff !important;
  transform: scale(1.03);
  box-shadow: 0 6px 22px rgba(79, 70, 229, 0.28);
}
.portfolio-nav-cta:active {
  transform: scale(0.98);
}

@media (max-width: 768px) {
  .portfolio-nav-toggle {
    display: flex;
  }
  .portfolio-nav-menu {
    position: absolute;
    top: 100%;
    left: 0.75rem;
    right: 0.75rem;
    flex-direction: column;
    align-items: stretch;
    padding: 0.75rem;
    margin-top: 0.5rem;
    background: rgba(255, 255, 255, 0.72);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid rgba(255, 255, 255, 0.5);
    border-radius: 18px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.06);
    gap: 0;
    max-height: 0;
    overflow: hidden;
    opacity: 0;
    pointer-events: none;
    transition: max-height 0.35s var(--prt-ease), opacity 0.25s ease, margin 0.25s ease;
  }
  .portfolio-nav-menu.is-open {
    max-height: 360px;
    opacity: 1;
    pointer-events: auto;
    margin-top: 0.65rem;
  }
  .portfolio-nav-menu a.portfolio-nav-link {
    padding: 0.75rem 1rem;
    border-radius: 10px;
    background: none;
  }
  .portfolio-nav-menu a.portfolio-nav-link:hover {
    background: rgba(79, 70, 229, 0.06);
    background-size: 0 1px;
  }
  .portfolio-nav-cta {
    text-align: center;
    margin-top: 0.35rem;
  }
}

.portfolio-shell {
  max-width: 1160px;
  margin: 0 auto;
  background: rgba(255, 255, 255, 0.6);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.4);
  border-radius: 22px;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.05);
  overflow: hidden;
}

.prt-reveal {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.65s var(--prt-ease), transform 0.65s var(--prt-ease);
}
.prt-reveal--delay {
  transition-delay: 0.1s;
}
.prt-reveal--delay-sm {
  transition-delay: 0.08s;
}
.prt-reveal--delay-md {
  transition-delay: 0.16s;
}
.prt-reveal--delay-lg {
  transition-delay: 0.24s;
}
.prt-reveal.prt-reveal--in {
  opacity: 1;
  transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
  .prt-reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
  .prt-reveal.prt-reveal--in {
    opacity: 1;
    transform: none;
  }
}

.prt-hero {
  padding: 2.75rem 1.5rem 2.25rem;
}

@media (min-width: 900px) {
  .prt-hero {
    padding: 3.5rem 3rem 2.75rem;
  }
}

.prt-hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.25rem;
  align-items: center;
}

@media (min-width: 900px) {
  .prt-hero-grid {
    grid-template-columns: 1.05fr 0.95fr;
    gap: 3rem;
  }
  .prt-hero-photo-wrap {
    order: 2;
  }
  .prt-hero-copy {
    order: 1;
  }
}

@media (max-width: 899px) {
  .prt-hero-photo-wrap {
    order: -1;
    max-width: 260px;
    margin: 0 auto;
  }
}

.prt-badge {
  display: inline-block;
  margin-bottom: 0.65rem;
  padding: 0.3rem 0.75rem;
  font-size: 0.68rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: #047857;
  background: rgba(16, 185, 129, 0.1);
  border-radius: 999px;
}

.prt-kicker {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--prt-muted);
  margin: 0 0 0.3rem;
  letter-spacing: 0.01em;
}

.prt-name {
  font-size: clamp(2.125rem, 5vw, 3.125rem);
  font-weight: 700;
  letter-spacing: -0.035em;
  line-height: 1.06;
  margin: 0 0 0.45rem;
  color: var(--prt-text);
}

.prt-role {
  font-size: 1.05rem;
  font-weight: 500;
  color: var(--prt-muted);
  margin: 0 0 1.15rem;
}

.prt-role-dot {
  opacity: 0.4;
  margin: 0 0.3rem;
  font-weight: 400;
}

.prt-role-accent {
  color: var(--prt-accent);
  font-weight: 600;
}

.prt-bio {
  font-size: 1rem;
  line-height: 1.65;
  color: var(--prt-muted);
  margin: 0 0 1rem;
  max-width: 34rem;
}

.prt-loc {
  font-size: 0.875rem;
  color: var(--prt-muted);
  margin: 0 0 1.35rem;
}

.prt-loc i {
  margin-right: 0.35rem;
  color: var(--prt-primary);
  opacity: 0.85;
}

.prt-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
}

.prt-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  padding: 0.65rem 1.35rem;
  font-family: inherit;
  font-size: 0.9375rem;
  font-weight: 600;
  border-radius: 999px;
  text-decoration: none;
  cursor: pointer;
  border: 1.5px solid transparent;
  transition: transform 0.25s var(--prt-ease), box-shadow 0.25s var(--prt-ease), border-color 0.22s ease, color 0.22s ease, background 0.22s ease;
}

.prt-btn--primary {
  background: var(--prt-primary);
  color: #fff;
  box-shadow: 0 4px 18px rgba(79, 70, 229, 0.18);
}

.prt-btn--primary:hover {
  transform: scale(1.03);
  box-shadow: 0 8px 28px rgba(79, 70, 229, 0.26);
  color: #fff;
}

.prt-btn--primary:active {
  transform: scale(0.98);
}

.prt-btn--ghost {
  background: rgba(255, 255, 255, 0.5);
  color: var(--prt-text);
  border-color: rgba(15, 23, 42, 0.1);
  backdrop-filter: blur(8px);
}

.prt-btn--ghost:hover {
  border-color: var(--prt-primary);
  color: var(--prt-primary);
  background: rgba(255, 255, 255, 0.75);
}

.prt-btn--ghost:active {
  transform: scale(0.98);
}

.prt-photo-card {
  padding: 10px;
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.55);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.45);
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.06);
  aspect-ratio: 4 / 5;
  max-height: 400px;
}

.prt-photo-card img,
.prt-photo-ph {
  border-radius: 14px;
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.prt-photo-ph {
  min-height: 240px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(160deg, rgba(79, 70, 229, 0.12), rgba(124, 58, 237, 0.08));
  color: var(--prt-primary);
  font-size: 4rem;
  opacity: 0.9;
}

.prt-section {
  padding: 3.5rem 1.5rem;
  border-top: 1px solid rgba(15, 23, 42, 0.06);
}

@media (min-width: 900px) {
  .prt-section {
    padding: 4.25rem 3rem;
  }
}

.prt-section--last {
  padding-bottom: 3rem;
}

.prt-h2 {
  font-size: clamp(1.5rem, 2.5vw, 1.85rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  margin: 0 0 1.5rem;
  color: var(--prt-text);
}

.prt-section-lead {
  margin: -0.75rem 0 1.5rem;
  color: var(--prt-muted);
  font-size: 0.9375rem;
  line-height: 1.55;
}

.prt-about-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.1rem;
}

@media (min-width: 768px) {
  .prt-about-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.prt-card {
  background: rgba(255, 255, 255, 0.55);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.4);
  border-radius: 18px;
  padding: 1.4rem 1.5rem;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
  transition: transform 0.28s var(--prt-ease), box-shadow 0.28s var(--prt-ease);
}

.prt-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.06);
}

.prt-card-title {
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--prt-primary);
  margin: 0 0 0.85rem;
}

.prt-card-lead {
  font-weight: 600;
  color: var(--prt-text);
  margin: 0 0 0.4rem;
  font-size: 1rem;
}

.prt-card-body {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.62;
  color: var(--prt-muted);
}

.prt-card-body--exp {
  white-space: pre-wrap;
}

.prt-card-muted {
  margin: 0;
  font-size: 0.875rem;
  color: #94a3b8;
  line-height: 1.55;
}

.portfolio-site .prt-skills {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.portfolio-site .skill-badge {
  padding: 0.45rem 1rem;
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--prt-text);
  background: #f1f5f9;
  border: 1px solid #e2e8f0;
  border-radius: 999px;
}

.prt-work-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.15rem;
}

@media (min-width: 900px) {
  .prt-work-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.prt-work-card {
  background: rgba(255, 255, 255, 0.55);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.4);
  border-radius: 18px;
  padding: 1.5rem 1.4rem;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
  transition: transform 0.28s var(--prt-ease), box-shadow 0.28s var(--prt-ease);
}

.prt-work-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.065);
}

.prt-work-ico {
  width: 44px;
  height: 44px;
  border-radius: 14px;
  background: rgba(79, 70, 229, 0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--prt-primary);
  font-size: 1.1rem;
  margin-bottom: 1rem;
}

.prt-work-h3 {
  font-size: 1.02rem;
  font-weight: 600;
  margin: 0 0 0.5rem;
  color: var(--prt-text);
}

.prt-work-txt {
  font-size: 0.875rem;
  line-height: 1.6;
  color: var(--prt-muted);
  margin: 0 0 0.75rem;
}

.prt-work-txt--sm {
  font-size: 0.8125rem;
}

.prt-work-course {
  font-weight: 600;
  color: var(--prt-text);
  font-size: 0.95rem;
  margin: 0 0 0.4rem;
  line-height: 1.35;
}

.prt-work-date {
  font-size: 0.75rem;
  color: #94a3b8;
  margin: 0;
}

.prt-work-ul {
  margin: 0;
  padding-left: 1.05rem;
  font-size: 0.8125rem;
  line-height: 1.52;
  color: var(--prt-muted);
}

.prt-work-ul li {
  margin-bottom: 0.25rem;
}

.prt-cert-box {
  display: flex;
  flex-wrap: wrap;
  border-radius: 18px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.45);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
  background: rgba(255, 255, 255, 0.5);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  transition: transform 0.28s var(--prt-ease), box-shadow 0.28s var(--prt-ease);
}

.prt-cert-box:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.06);
}

.prt-cert-side {
  flex: 0 0 112px;
  min-height: 120px;
  background: var(--prt-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 2.5rem;
  opacity: 0.96;
}

@media (min-width: 600px) {
  .prt-cert-side {
    flex: 0 0 148px;
    min-height: auto;
  }
}

.prt-cert-main {
  flex: 1;
  min-width: 200px;
  padding: 1.5rem 1.5rem 1.5rem 1.35rem;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.45rem;
}

.prt-verified {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.65rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: #047857;
  background: rgba(16, 185, 129, 0.1);
  padding: 0.35rem 0.75rem;
  border-radius: 999px;
}

.prt-cert-title {
  font-size: 1.2rem;
  font-weight: 700;
  margin: 0;
  line-height: 1.28;
  letter-spacing: -0.02em;
  color: var(--prt-text);
}

.prt-cert-meta {
  font-size: 0.875rem;
  color: var(--prt-muted);
  margin: 0 0 0.35rem;
}

.prt-cert-extra {
  list-style: none;
  padding: 0;
  margin: 1.1rem 0 0;
}

.prt-cert-extra li {
  padding: 0.4rem 0;
  border-bottom: 1px solid rgba(15, 23, 42, 0.06);
  font-size: 0.875rem;
}

.prt-cert-extra a {
  color: var(--prt-primary);
  font-weight: 500;
  text-decoration: none;
  background: linear-gradient(currentColor, currentColor) no-repeat left 100% / 0 1px;
  transition: background-size 0.25s var(--prt-ease);
}
.prt-cert-extra a:hover {
  background-size: 100% 1px;
}

.prt-cert-empty {
  max-width: 32rem;
}

.prt-contact-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
}

.prt-contact-fallback {
  margin: 0;
  color: var(--prt-muted);
  font-size: 0.9375rem;
}

.portfolio-footer {
  max-width: 1160px;
  margin: 2rem auto 0;
  padding: 0 1rem 2rem;
  text-align: center;
}

.portfolio-footer-name {
  font-weight: 600;
  font-size: 0.9375rem;
  color: var(--prt-text);
  margin: 0 0 0.3rem;
}

.portfolio-footer-copy {
  font-size: 0.8125rem;
  color: var(--prt-muted);
  margin: 0 0 0.25rem;
}

.portfolio-footer-note {
  font-size: 0.72rem;
  color: #94a3b8;
  margin: 0;
}

@media (max-width: 576px) {
  .prt-hero-actions {
    flex-direction: column;
  }
  .prt-btn {
    width: 100%;
  }
  .prt-contact-row .prt-btn {
    width: 100%;
  }
  .prt-cert-box {
    flex-direction: column;
  }
  .prt-cert-side {
    min-height: 88px;
  }
}