:root {
  --brand-primary: #101566;
  --brand-secondary: #e83355;
  --brand-primary-dark: #0a0d42;
  --brand-primary-rgb: 16, 21, 102;
  --brand-secondary-rgb: 232, 51, 85;
  --header-height: 4rem;
}

/* Site header — Stripe-style full-width bar */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 50;
  height: var(--header-height);
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid transparent;
  transition: background 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
}

.site-header.is-scrolled {
  background: rgba(255, 255, 255, 0.95);
  border-bottom-color: rgba(var(--brand-primary-rgb), 0.08);
  box-shadow: 0 1px 0 rgba(var(--brand-primary-rgb), 0.04);
}

.site-header__wrap {
  max-width: 80rem;
  margin: 0 auto;
  height: 100%;
  padding: 0 1.5rem;
  display: flex;
  align-items: center;
  gap: 2rem;
}

@media (min-width: 1024px) {
  .site-header__wrap {
    padding: 0 2rem;
  }
}

.site-header__logo {
  display: flex;
  align-items: center;
  text-decoration: none;
  flex-shrink: 0;
}

.site-header__logo-img {
  display: block;
  height: 2.5rem;
  width: auto;
  max-width: 11.5rem;
}

@media (min-width: 640px) {
  .site-header__logo-img {
    height: 2.75rem;
    max-width: 13rem;
  }
}

.site-nav {
  display: none;
  align-items: center;
  gap: 0.125rem;
  flex: 1;
}

@media (min-width: 1024px) {
  .site-nav {
    display: flex;
  }
}

.site-nav__link {
  display: inline-flex;
  align-items: center;
  padding: 0.5rem 0.875rem;
  font-size: 0.875rem;
  font-weight: 500;
  color: #425466;
  text-decoration: none;
  white-space: nowrap;
  border-radius: 0.375rem;
  transition: color 0.15s ease, background 0.15s ease;
}

.site-nav__link:hover {
  color: var(--brand-primary);
  background: rgba(var(--brand-primary-rgb), 0.04);
}

.site-nav__link--active {
  color: var(--brand-primary);
  font-weight: 600;
}

.site-header__actions {
  display: none;
  align-items: center;
  gap: 0.75rem;
  margin-left: auto;
  flex-shrink: 0;
}

@media (min-width: 1024px) {
  .site-header__actions {
    display: flex;
  }
}

.site-nav__login {
  font-size: 0.875rem;
  font-weight: 500;
  color: #425466;
  text-decoration: none;
  padding: 0.5rem 0.75rem;
  border-radius: 0.375rem;
  transition: color 0.15s ease;
}

.site-nav__login:hover {
  color: var(--brand-primary);
}

.site-nav__cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.5rem 1rem;
  font-size: 0.875rem;
  font-weight: 500;
  color: #fff;
  text-decoration: none;
  background: var(--brand-primary);
  border-radius: 9999px;
  transition: background 0.15s ease, opacity 0.15s ease;
}

.site-nav__cta:hover {
  background: var(--brand-primary-dark);
}

.site-nav__toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2.5rem;
  height: 2.5rem;
  margin-left: auto;
  border: none;
  border-radius: 0.5rem;
  background: transparent;
  color: var(--brand-primary);
  cursor: pointer;
  transition: background 0.15s ease;
}

.site-nav__toggle:hover {
  background: rgba(var(--brand-primary-rgb), 0.06);
}

@media (min-width: 1024px) {
  .site-nav__toggle {
    display: none;
  }
}

.site-mobile-menu {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background: #fff;
  border-bottom: 1px solid rgba(var(--brand-primary-rgb), 0.08);
  box-shadow: 0 12px 24px rgba(var(--brand-primary-rgb), 0.08);
  animation: mobileMenuIn 0.2s ease;
}

.site-mobile-menu.hidden {
  display: none;
}

@keyframes mobileMenuIn {
  from {
    opacity: 0;
    transform: translateY(-4px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (min-width: 1024px) {
  .site-mobile-menu {
    display: none !important;
  }
}

.site-mobile-menu__nav {
  display: flex;
  flex-direction: column;
  padding: 0.75rem 1.5rem;
  gap: 0.125rem;
}

.site-mobile-menu__link {
  display: block;
  padding: 0.75rem 0.5rem;
  font-size: 0.9375rem;
  font-weight: 500;
  color: #425466;
  text-decoration: none;
  border-radius: 0.375rem;
  transition: color 0.15s ease, background 0.15s ease;
}

.site-mobile-menu__link:hover {
  color: var(--brand-primary);
  background: rgba(var(--brand-primary-rgb), 0.04);
}

.site-mobile-menu__link--active {
  color: var(--brand-primary);
  font-weight: 600;
}

.site-mobile-menu__actions {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem 1.25rem;
  border-top: 1px solid rgba(var(--brand-primary-rgb), 0.08);
}

.site-mobile-menu__actions .site-nav__login {
  text-align: center;
  padding: 0.75rem;
  border: 1px solid rgba(var(--brand-primary-rgb), 0.15);
  border-radius: 9999px;
  color: var(--brand-primary);
}

.site-mobile-menu__actions .site-nav__cta {
  justify-content: center;
  padding: 0.75rem 1rem;
}

/* Demo booking steps */
.demo-steps {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  max-width: 28rem;
  margin-left: auto;
  margin-right: auto;
}

.demo-step {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: #94a3b8;
}

.demo-step__num {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 1.75rem;
  height: 1.75rem;
  border-radius: 9999px;
  font-size: 0.75rem;
  font-weight: 700;
  background: #e2e8f0;
  color: #64748b;
}

.demo-step__label {
  font-size: 0.8125rem;
  font-weight: 600;
  display: none;
}

@media (min-width: 640px) {
  .demo-step__label {
    display: inline;
  }
}

.demo-step.active .demo-step__num,
.demo-step.done .demo-step__num {
  background: var(--brand-primary);
  color: #fff;
}

.demo-step.active {
  color: var(--brand-primary);
}

.demo-step.done {
  color: var(--brand-primary);
}

.demo-step__line {
  flex: 1;
  height: 2px;
  max-width: 3rem;
  background: #e2e8f0;
}

.demo-step__line.done {
  background: var(--brand-primary);
}

/* Video Tutorials page */
.video-player-wrap {
  position: relative;
  padding-bottom: 56.25%;
  background: var(--brand-primary-dark);
  border-radius: 1rem;
  overflow: hidden;
  box-shadow: 0 25px 50px rgba(0, 0, 0, 0.2);
}

.video-player-wrap iframe,
.video-player-wrap .video-placeholder {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.video-placeholder {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background: var(--brand-primary);
  color: white;
  cursor: pointer;
  transition: background 0.3s;
}

.video-placeholder:hover {
  background: var(--brand-primary-dark);
}

.video-placeholder.playing .play-overlay {
  opacity: 0;
  pointer-events: none;
}

.play-overlay {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 0, 0, 0.35);
  transition: opacity 0.3s;
}

.play-btn-large {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background: var(--brand-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 8px 30px rgba(var(--brand-secondary-rgb), 0.45);
  transition: transform 0.2s;
}

.video-placeholder:hover .play-btn-large {
  transform: scale(1.08);
}

.topic-filter.active {
  background: var(--brand-secondary);
  color: white;
  border-color: transparent;
}

.lesson-card {
  transition: transform 0.2s, box-shadow 0.2s, border-color 0.2s;
}

.lesson-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.1);
}

.lesson-card.active {
  border-color: var(--brand-primary);
  box-shadow: 0 0 0 2px rgba(var(--brand-primary-rgb), 0.2);
}

.lesson-thumb {
  position: relative;
  aspect-ratio: 16 / 9;
  background: var(--brand-primary);
  border-radius: 0.75rem;
  overflow: hidden;
}

.lesson-thumb .play-icon {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 0, 0, 0.3);
  opacity: 0;
  transition: opacity 0.2s;
}

.lesson-card:hover .play-icon {
  opacity: 1;
}

.lesson-duration {
  position: absolute;
  bottom: 8px;
  right: 8px;
  background: rgba(0, 0, 0, 0.75);
  color: white;
  font-size: 0.7rem;
  font-weight: 600;
  padding: 2px 6px;
  border-radius: 4px;
}

.lesson-free-badge {
  position: absolute;
  top: 8px;
  left: 8px;
  background: var(--brand-secondary);
  color: white;
  font-size: 0.65rem;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: 9999px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.progress-ring {
  stroke-dasharray: 283;
  stroke-dashoffset: 283;
  transition: stroke-dashoffset 1s ease;
}

.progress-ring.visible {
  stroke-dashoffset: var(--offset, 283);
}

/* Global utilities */
.gradient-bg {
  background: var(--brand-secondary);
}

.gradient-text {
  color: var(--brand-secondary);
}

.brand-gradient-reverse {
  background: var(--brand-primary);
}

.molecule-bg {
  background-color: #f8fafc;
}

.site-nav__cta--active {
  box-shadow: 0 0 0 2px rgba(var(--brand-secondary-rgb), 0.35);
}

/* Experience guided flow */
.exp-flow-page {
  background-color: #f8fafc;
}

.exp-flow-panel {
  background: white;
  border: 1px solid #e2e8f0;
  border-radius: 1.5rem;
  padding: 2rem;
  box-shadow: 0 8px 32px rgba(var(--brand-primary-rgb), 0.06);
}

@media (min-width: 640px) {
  .exp-flow-panel {
    padding: 2.5rem;
  }
}

.exp-flow-panel--closing {
  border: none;
  box-shadow: none;
  background: transparent;
}

.exp-flow-icon {
  width: 3.5rem;
  height: 3.5rem;
  border-radius: 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
}

.exp-flow-icon--info {
  background: rgba(var(--brand-primary-rgb), 0.08);
  color: var(--brand-primary);
}

.exp-flow-title {
  font-size: 1.75rem;
  font-weight: 800;
  line-height: 1.25;
  margin-bottom: 1rem;
  color: var(--brand-primary);
}

.exp-flow-question {
  font-size: 1.375rem;
  font-weight: 700;
  line-height: 1.35;
  margin-bottom: 0;
  color: var(--brand-primary);
  flex: 1;
}

.exp-flow-question-wrap {
  display: flex;
  align-items: flex-start;
  gap: 0.85rem;
  margin-bottom: 1.5rem;
}

.exp-q-audio {
  flex-shrink: 0;
  padding-top: 0.1rem;
}

.exp-q-audio__btn {
  width: 2.75rem;
  height: 2.75rem;
  border: 0;
  border-radius: 9999px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  background: var(--brand-secondary);
  box-shadow: 0 8px 18px rgba(var(--brand-secondary-rgb), 0.28);
  cursor: pointer;
  transition: transform 0.15s ease, background 0.15s ease;
}

.exp-q-audio__btn:hover {
  transform: scale(1.06);
}

.exp-q-audio__btn.is-playing {
  background: var(--brand-primary);
}

.exp-exam-quote {
  display: block;
  margin: 1rem 0 1.15rem;
  padding: 0.95rem 1.1rem;
  font-size: 1.05rem;
  font-weight: 600;
  font-style: italic;
  line-height: 1.5;
  color: var(--brand-primary);
  background: #f8fafc;
  border-left: 4px solid var(--brand-secondary);
  border-radius: 0.65rem;
}

.exp-exam-quote strong {
  font-style: normal;
  font-weight: 800;
}

.exp-question-kicker {
  display: block;
  margin-bottom: 0.65rem;
  font-size: 0.8rem;
  font-weight: 800;
  font-style: normal;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--brand-secondary);
}

.exp-optional {
  font-size: 0.85rem;
  font-weight: 600;
  color: #94a3b8;
  text-transform: none;
  letter-spacing: 0;
}

.exp-flow-body p {
  color: #64748b;
  line-height: 1.7;
  margin-bottom: 0.75rem;
}

.exp-flow-body p:last-child {
  margin-bottom: 0;
}

.exp-flow-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  margin-bottom: 1.25rem;
}

.exp-flow-badge {
  display: inline-block;
  padding: 0.35rem 0.85rem;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--brand-secondary);
  background: rgba(var(--brand-secondary-rgb), 0.08);
  border-radius: 9999px;
}

.exp-flow-next {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.875rem 1.75rem;
  font-size: 1rem;
  font-weight: 700;
  color: white;
  border: none;
  border-radius: 9999px;
  cursor: pointer;
  animation: none;
}

.exp-flow-next:disabled {
  opacity: 0.45;
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}

.exp-pdf-frame {
  border: 1px solid #e2e8f0;
  border-radius: 0.75rem;
  overflow: hidden;
  background: #f8fafc;
  min-height: min(78vh, 900px);
}

.exp-pdf-iframe {
  width: 100%;
  height: min(78vh, 900px);
  border: 0;
  display: block;
}

.exp-audio-box {
  background: #f8fafc;
  border: 1px solid #e2e8f0;
  border-radius: 1rem;
  padding: 1.25rem;
  margin-bottom: 1.5rem;
}

.exp-audio-box audio {
  display: none;
}

.exp-audio-track {
  cursor: pointer;
}

.exp-audio-bar {
  pointer-events: none;
}

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

.exp-mcq-option {
  display: flex;
  align-items: center;
  gap: 1rem;
  width: 100%;
  text-align: left;
  padding: 1rem 1.25rem;
  border: 2px solid #e2e8f0;
  border-radius: 0.875rem;
  background: white;
  font-size: 1rem;
  color: var(--brand-primary);
  transition: border-color 0.15s, background 0.15s;
  cursor: pointer;
}

.exp-mcq-option:hover {
  border-color: rgba(var(--brand-primary-rgb), 0.35);
  background: #f8fafc;
}

.exp-mcq-option.selected {
  border-color: var(--brand-primary);
  background: rgba(var(--brand-primary-rgb), 0.05);
}

.exp-mcq-letter {
  flex-shrink: 0;
  width: 2rem;
  height: 2rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 0.5rem;
  background: rgba(var(--brand-primary-rgb), 0.08);
  font-weight: 700;
  font-size: 0.875rem;
}

.exp-mcq-option.selected .exp-mcq-letter {
  background: var(--brand-primary);
  color: white;
}

.exp-mcq-option > span:last-child {
  line-height: 1.45;
}

.exp-mcq-option > span:last-child br {
  display: block;
  content: "";
  margin-top: 0.2rem;
}

.exp-flow-page > div.exp-flow-wide {
  max-width: 64rem;
}

.exp-flow-page > div.exp-flow-pdf {
  max-width: 90rem;
}

.exp-flow-panel--wide {
  max-width: none;
}

.exp-mcq-table-wrap {
  overflow-x: auto;
  margin-top: 0.5rem;
  border: 1px solid #94a3b8;
  border-radius: 0.25rem;
}

.exp-mcq-table {
  width: 100%;
  border-collapse: collapse;
  table-layout: fixed;
  font-size: 0.9375rem;
  color: #0f172a;
  background: #fff;
}

.exp-mcq-table th,
.exp-mcq-table td {
  border: 1px solid #94a3b8;
  padding: 0.75rem 0.85rem;
  vertical-align: middle;
  text-align: left;
  line-height: 1.4;
}

.exp-mcq-table thead th {
  font-weight: 700;
  text-align: center;
  background: #fff;
  font-size: 0.875rem;
}

.exp-mcq-table-letter-head {
  width: 2.75rem;
  background: #fff;
}

.exp-mcq-table-letter {
  width: 2.75rem;
  font-weight: 700;
  white-space: nowrap;
  text-align: left;
  background: #fff;
}

.exp-mcq-table-row {
  cursor: pointer;
  transition: background 0.15s;
}

.exp-mcq-table-row:hover td,
.exp-mcq-table-row:hover th {
  background: #f1f5f9;
}

.exp-mcq-table-row.selected td,
.exp-mcq-table-row.selected th {
  background: rgba(var(--brand-primary-rgb), 0.08);
}

.exp-mcq-table-row.selected {
  outline: 2px solid var(--brand-primary);
  outline-offset: -2px;
}

.exp-mcq-table-row:focus-visible {
  outline: 2px solid var(--brand-secondary);
  outline-offset: -2px;
}

@media (max-width: 640px) {
  .exp-mcq-table {
    font-size: 0.8125rem;
    table-layout: auto;
  }

  .exp-mcq-table th,
  .exp-mcq-table td {
    padding: 0.55rem 0.5rem;
  }
}

.exp-flow-input {
  width: 100%;
  padding: 0.875rem 1rem;
  border: 2px solid #e2e8f0;
  border-radius: 0.875rem;
  font-size: 1rem;
  color: var(--brand-primary);
  background: white;
  transition: border-color 0.15s;
}

.exp-flow-textarea {
  min-height: 7rem;
  resize: vertical;
}

.exp-form-fieldset {
  border: 0;
  padding: 0;
  margin: 0;
}

.exp-form-legend {
  font-size: 1rem;
  font-weight: 700;
  color: var(--brand-primary);
  line-height: 1.4;
}

.exp-mcq-option--radio {
  cursor: pointer;
}

.exp-mcq-option--radio:has(input:checked) {
  border-color: var(--brand-primary);
  background: rgba(var(--brand-primary-rgb), 0.05);
}

.exp-mcq-option--radio:has(input:checked) .exp-mcq-letter {
  background: var(--brand-primary);
  color: white;
}

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

/* Hero molecule widget (home page) */
.hero-molecule-widget {
  isolation: isolate;
}

.hero-molecule-widget__canvas {
  display: block;
  width: 100%;
  height: 100%;
}

/* Hero chemical animation background */
.hero-chem-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  overflow: hidden;
  pointer-events: none;
}

.hero-chem-bg::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle at 20% 30%, rgba(16, 21, 102, 0.06) 0%, transparent 45%),
    radial-gradient(circle at 80% 70%, rgba(232, 51, 85, 0.05) 0%, transparent 40%),
    linear-gradient(rgba(16, 21, 102, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(16, 21, 102, 0.03) 1px, transparent 1px);
  background-size: auto, auto, 48px 48px, 48px 48px;
}

.hero-chem-bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to right,
    rgba(248, 250, 252, 0.98) 0%,
    rgba(248, 250, 252, 0.92) 28%,
    rgba(248, 250, 252, 0.55) 48%,
    rgba(248, 250, 252, 0.2) 68%,
    transparent 100%
  );
  pointer-events: none;
}

.hero-chem-bg--page::after {
  background: linear-gradient(
    to bottom,
    rgba(248, 250, 252, 0.9) 0%,
    rgba(248, 250, 252, 0.65) 45%,
    rgba(248, 250, 252, 0.85) 100%
  );
}

.page-hero__content {
  position: relative;
  z-index: 10;
}

.hero-chem-bg canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  display: block;
  opacity: 0.85;
}

@media (prefers-reduced-motion: reduce) {
  .hero-chem-bg canvas {
    display: none;
  }
}

@keyframes spin-slow {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

.animate-spin-slow {
  animation: spin-slow 24s linear infinite;
}

@media (prefers-reduced-motion: reduce) {
  .animate-spin-slow {
    animation: none;
  }
}

.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-20px); }
}

.animate-float {
  animation: float 6s ease-in-out infinite;
}

/* Colorful icon boxes */
.icon-box {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.icon-box--blue { background: #dbeafe; color: #2563eb; }
.icon-box--navy { background: #e8e9f5; color: #101566; }
.icon-box--coral { background: #fde8ec; color: #e83355; }
.icon-box--purple { background: #ede9fe; color: #7c3aed; }
.icon-box--green { background: #d1fae5; color: #059669; }
.icon-box--amber { background: #fef3c7; color: #d97706; }
.icon-box--cyan { background: #cffafe; color: #0891b2; }

.icon-box--fill-blue { background: #2563eb; color: #ffffff; }
.icon-box--fill-coral { background: #e83355; color: #ffffff; }
.icon-box--fill-purple { background: #7c3aed; color: #ffffff; }
.icon-box--fill-green { background: #059669; color: #ffffff; }
.icon-box--fill-amber { background: #d97706; color: #ffffff; }
.icon-box--fill-cyan { background: #0891b2; color: #ffffff; }
.icon-box--fill-navy { background: #101566; color: #ffffff; }

.lesson-thumb.bg-blue { background: #2563eb; }
.lesson-thumb.bg-purple { background: #7c3aed; }
.lesson-thumb.bg-green { background: #059669; }
.lesson-thumb.bg-amber { background: #d97706; }
.lesson-thumb.bg-coral { background: #e83355; }
.lesson-thumb.bg-cyan { background: #0891b2; }
.lesson-thumb.bg-navy { background: #101566; }

.social-icon--facebook { background: #1877f2; color: #ffffff; }
.social-icon--instagram { background: #e4405f; color: #ffffff; }

/* Colorful check / list icons */
.check-icon--blue { color: #2563eb; }
.check-icon--purple { color: #7c3aed; }
.check-icon--green { color: #059669; }
.check-icon--amber { color: #d97706; }
.check-icon--coral { color: #e83355; }
.check-icon--cyan { color: #0891b2; }
.check-icon--navy { color: #101566; }

/* Online Tuition page */
.session-type {
  text-align: left;
  padding: 1.5rem;
  border-radius: 1rem;
  border: 2px solid #e2e8f0;
  background: white;
  transition: border-color 0.2s, box-shadow 0.2s, transform 0.2s;
  cursor: pointer;
}

.session-type:hover {
  border-color: rgba(var(--brand-primary-rgb), 0.35);
  box-shadow: 0 8px 24px rgba(var(--brand-primary-rgb), 0.08);
}

.session-type.active {
  border-color: var(--brand-primary);
  box-shadow: 0 0 0 3px rgba(var(--brand-primary-rgb), 0.15);
}

.session-type-icon {
  width: 3rem;
  height: 3rem;
  border-radius: 0.75rem;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1rem;
}

.calendar-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 4px;
}

.cal-weekday {
  text-align: center;
  font-size: 0.7rem;
  font-weight: 600;
  color: #64748b;
  padding: 0.5rem 0;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.cal-day {
  aspect-ratio: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.875rem;
  font-weight: 500;
  border-radius: 0.5rem;
  border: none;
  background: transparent;
  cursor: default;
  transition: background 0.15s, color 0.15s;
}

.cal-day.empty {
  visibility: hidden;
}

.cal-day.disabled {
  color: #cbd5e1;
  cursor: not-allowed;
}

.cal-day.available {
  cursor: pointer;
  color: var(--brand-primary);
}

.cal-day.available:hover {
  background: rgba(var(--brand-primary-rgb), 0.08);
  color: var(--brand-secondary);
}

.cal-day.selected {
  background: var(--brand-secondary);
  color: white;
  font-weight: 700;
}

.cal-nav-btn {
  width: 2rem;
  height: 2rem;
  border-radius: 0.5rem;
  border: 1px solid #e2e8f0;
  background: white;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: background 0.15s;
}

.cal-nav-btn:hover {
  background: #f8fafc;
}

.time-slot {
  padding: 0.625rem 0.5rem;
  font-size: 0.8125rem;
  font-weight: 600;
  border-radius: 0.5rem;
  border: 1px solid #e2e8f0;
  background: white;
  cursor: pointer;
  transition: border-color 0.15s, background 0.15s, color 0.15s;
}

.time-slot:hover {
  border-color: var(--brand-secondary);
  color: var(--brand-secondary);
}

.time-slot.selected {
  background: var(--brand-secondary);
  color: white;
  border-color: transparent;
}

.booking-input {
  width: 100%;
  padding: 0.625rem 0.875rem;
  border: 1px solid #e2e8f0;
  border-radius: 0.5rem;
  font-size: 0.875rem;
  outline: none;
  transition: border-color 0.15s, box-shadow 0.15s;
}

.booking-input:focus {
  border-color: var(--brand-primary);
  box-shadow: 0 0 0 3px rgba(var(--brand-primary-rgb), 0.1);
}

.tuition-flow {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0;
}

.tuition-flow-step {
  display: flex;
  align-items: flex-start;
  gap: 1.25rem;
  width: 100%;
  max-width: 28rem;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 1rem;
  padding: 1.25rem 1.5rem;
}

.tuition-flow-icon {
  width: 3rem;
  height: 3rem;
  border-radius: 0.75rem;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.tuition-flow-arrow {
  padding: 0.5rem 0;
}

.booking-faq summary {
  list-style: none;
}

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

/* How It Works */
.step-tab.active {
  border-color: var(--brand-primary);
  background: white;
  box-shadow: 0 0 0 3px rgba(var(--brand-primary-rgb), 0.1);
}

.quiz-option.selected {
  border-color: var(--brand-primary);
  background: rgba(var(--brand-primary-rgb), 0.05);
}

.quiz-option.correct {
  border-color: var(--brand-primary);
  background: rgba(var(--brand-primary-rgb), 0.1);
}

.quiz-option.incorrect {
  border-color: var(--brand-secondary);
  background: rgba(var(--brand-secondary-rgb), 0.1);
}

/* Workbooks books section */
.books-section {
  background: var(--brand-primary);
  position: relative;
  overflow: hidden;
}

.books-section::before {
  display: none;
}

.books-section .gradient-text {
  color: var(--brand-secondary);
}

.books-grid {
  padding: 1rem 0 2rem;
}

.books-row-top {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
  max-width: 960px;
  margin: 0 auto;
}

.books-row-bottom {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
  max-width: 640px;
  margin: 0 auto;
}

@media (min-width: 640px) {
  .books-row-top {
    grid-template-columns: repeat(2, 1fr);
  }

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

@media (min-width: 1024px) {
  .books-row-top {
    grid-template-columns: repeat(3, 1fr);
  }
}

.book-item {
  width: 100%;
  max-width: 280px;
  margin: 0 auto;
}

@media (min-width: 1024px) {
  .books-row-bottom .book-item {
    max-width: 260px;
  }
}

.book-cover-wrap {
  perspective: 900px;
  margin-bottom: 1.25rem;
}

.book-cover {
  position: relative;
  transform-style: preserve-3d;
  transition: transform 0.45s cubic-bezier(0.23, 1, 0.32, 1);
}

.book-item:hover .book-cover,
.book-item:focus-within .book-cover {
  transform: rotateY(-12deg) translateY(-8px);
}

.book-cover img {
  width: 100%;
  aspect-ratio: 677 / 948;
  object-fit: cover;
  border-radius: 4px 8px 8px 4px;
  box-shadow:
    0 25px 50px rgba(0, 0, 0, 0.45),
    0 0 0 1px rgba(255, 255, 255, 0.08),
    inset -4px 0 12px rgba(0, 0, 0, 0.15);
}

.book-cover::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 14px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 4px 0 0 4px;
  z-index: 1;
  pointer-events: none;
}

.book-cover::after {
  content: "";
  position: absolute;
  inset: 0;
  background: rgba(255, 255, 255, 0.04);
  border-radius: 4px 8px 8px 4px;
  pointer-events: none;
}

.book-chapter-badge {
  position: absolute;
  top: -10px;
  right: -10px;
  z-index: 2;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--brand-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 1.1rem;
  color: white;
  box-shadow: 0 4px 14px rgba(var(--brand-secondary-rgb), 0.45);
  border: 2px solid rgba(255, 255, 255, 0.2);
}

.book-card-inner {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 1.25rem;
  padding: 1.5rem 1.25rem 1.25rem;
  transition: background 0.3s, border-color 0.3s, box-shadow 0.3s;
}

.book-item:hover .book-card-inner {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.18);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.book-amazon-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  margin-top: 1rem;
  padding: 0.5rem 1rem;
  font-size: 0.75rem;
  font-weight: 600;
  color: #fff;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 9999px;
  transition: background 0.2s, transform 0.2s;
}

.book-item:hover .book-amazon-btn {
  background: var(--brand-secondary);
  border-color: transparent;
}

.book-amazon-btn:hover {
  transform: scale(1.03);
}

.shelf-line {
  height: 12px;
  background: rgba(255, 255, 255, 0.12);
  border-radius: 0 0 4px 4px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4);
}

/* CTA sections & buttons */
.cta-section {
  isolation: isolate;
  box-shadow: inset 0 1px 0 rgba(var(--brand-primary-rgb), 0.06);
}

.cta-section > .gradient-bg {
  background: #f4f6fc;
}

.cta-section .relative.z-10 {
  color: var(--brand-primary);
}

.cta-section .relative.z-10 > p,
.cta-section .text-white\/85,
.cta-section .text-white\/70 {
  color: #64748b !important;
}

.cta-section .text-white\/75 {
  color: #64748b !important;
}

.cta-section .cta-outline-btn {
  color: var(--brand-primary);
  border-color: rgba(var(--brand-primary-rgb), 0.25);
}

.cta-section .cta-outline-btn:hover {
  background: rgba(var(--brand-primary-rgb), 0.06);
}

.cta-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(60px);
  pointer-events: none;
  animation: cta-float 8s ease-in-out infinite;
}

.cta-orb-1 {
  width: 320px;
  height: 320px;
  background: rgba(var(--brand-secondary-rgb), 0.08);
  top: -80px;
  right: -60px;
}

.cta-orb-2 {
  width: 240px;
  height: 240px;
  background: rgba(var(--brand-primary-rgb), 0.06);
  bottom: -40px;
  left: -40px;
  animation-delay: -3s;
}

.cta-orb-3 {
  width: 200px;
  height: 200px;
  background: rgba(var(--brand-secondary-rgb), 0.06);
  bottom: 20%;
  right: 10%;
  animation-delay: -5s;
}

@keyframes cta-float {
  0%, 100% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(20px, -15px) scale(1.08); }
}

.cta-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1.25rem;
  background: rgba(var(--brand-secondary-rgb), 0.08);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(var(--brand-secondary-rgb), 0.15);
  border-radius: 9999px;
  font-size: 0.8125rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--brand-secondary);
}

.cta-badge-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--brand-secondary);
  animation: cta-pulse-dot 1.5s ease-in-out infinite;
}

@keyframes cta-pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.6; transform: scale(1.3); }
}

.cta-highlight {
  color: var(--brand-secondary);
  position: relative;
  display: inline-block;
}

.cta-highlight::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0.05em;
  height: 0.15em;
  background: var(--brand-secondary);
  border-radius: 2px;
  opacity: 0.6;
}

.cta-card {
  background: white;
  border-radius: 1.5rem;
  padding: 1.5rem;
  box-shadow: 0 12px 40px rgba(var(--brand-primary-rgb), 0.08), 0 0 0 1px rgba(var(--brand-primary-rgb), 0.06);
}

.cta-input {
  box-shadow: 0 2px 8px rgba(var(--brand-primary-rgb), 0.08);
}

.cta-btn-submit {
  background: var(--brand-secondary);
  box-shadow: 0 4px 16px rgba(var(--brand-secondary-rgb), 0.3);
}

.cta-btn-submit:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 24px rgba(var(--brand-secondary-rgb), 0.4);
}

.cta-btn-submit:active {
  transform: translateY(0) scale(0.98);
}

.cta-btn-arrow {
  transition: transform 0.2s;
}

.cta-btn-submit:hover .cta-btn-arrow {
  transform: translateX(4px);
}

@keyframes cta-btn-glow {
  0%, 100% { box-shadow: 0 4px 20px rgba(var(--brand-secondary-rgb), 0.5), 0 0 0 0 rgba(var(--brand-secondary-rgb), 0.3); }
  50% { box-shadow: 0 6px 30px rgba(var(--brand-secondary-rgb), 0.65), 0 0 0 8px rgba(var(--brand-secondary-rgb), 0); }
}

.cta-btn-hero {
  background: var(--brand-secondary);
  box-shadow: 0 4px 20px rgba(var(--brand-secondary-rgb), 0.45);
  animation: cta-btn-glow 2.5s ease-in-out infinite;
  transition: transform 0.2s, box-shadow 0.2s;
}

.cta-btn-hero:hover {
  transform: translateY(-3px) scale(1.03);
  box-shadow: 0 10px 35px rgba(var(--brand-secondary-rgb), 0.55);
}

.cta-btn-light {
  background: var(--brand-secondary);
  color: white;
  box-shadow: 0 8px 24px rgba(var(--brand-secondary-rgb), 0.25);
  transition: transform 0.2s, box-shadow 0.2s;
  animation: cta-light-pulse 2.5s ease-in-out infinite;
}

.cta-btn-light:hover {
  transform: translateY(-3px) scale(1.03);
  box-shadow: 0 14px 32px rgba(var(--brand-secondary-rgb), 0.35);
  color: white;
}

@keyframes cta-light-pulse {
  0%, 100% { box-shadow: 0 8px 24px rgba(var(--brand-secondary-rgb), 0.25); }
  50% { box-shadow: 0 8px 24px rgba(var(--brand-secondary-rgb), 0.25), 0 0 0 6px rgba(var(--brand-secondary-rgb), 0.1); }
}

.cta-trust {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
}

/* —— Homepage (brief) —— */
body {
  font-family: "Manrope", ui-sans-serif, system-ui, sans-serif;
  color: var(--brand-primary);
}

.home-wrap {
  max-width: 72rem;
  margin: 0 auto;
  padding: 0 1.25rem;
}

@media (min-width: 640px) {
  .home-wrap {
    padding: 0 1.5rem;
  }
}

.home-display {
  font-family: "Fraunces", Georgia, serif;
  font-weight: 650;
  font-size: clamp(1.75rem, 3.5vw, 2.75rem);
  line-height: 1.15;
  letter-spacing: -0.02em;
  color: var(--brand-primary);
}

.home-display--light,
.home-display--on-dark {
  color: #fff;
}

.home-lead {
  font-size: 1.125rem;
  line-height: 1.7;
  color: #5b6478;
  max-width: 40rem;
}

.home-lead--emphasis {
  color: var(--brand-primary);
  font-weight: 600;
}

.home-eyebrow {
  font-size: 0.8125rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--brand-secondary);
  margin-bottom: 0.75rem;
}

.home-prose {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  font-size: 1.0625rem;
  line-height: 1.75;
  color: #5b6478;
}

.home-prose--narrow {
  max-width: 40rem;
}

.home-prose__pull {
  font-family: "Fraunces", Georgia, serif;
  font-size: 1.25rem;
  font-weight: 650;
  color: var(--brand-primary);
  line-height: 1.45;
  margin-top: 0.5rem;
}

.home-section {
  padding: 5.5rem 0;
}

@media (min-width: 768px) {
  .home-section {
    padding: 7rem 0;
  }
}

/* Hero */
.home-hero {
  position: relative;
  overflow: hidden;
  color: var(--brand-primary);
  background: #f4f6fb;
  padding: calc(var(--header-height) + 2.25rem) 0 3rem;
}

.home-hero::before {
  content: "";
  position: absolute;
  width: 32rem;
  height: 32rem;
  right: -8rem;
  top: -6rem;
  border-radius: 9999px;
  background: rgba(var(--brand-secondary-rgb), 0.08);
  pointer-events: none;
}

.home-hero::after {
  content: "";
  position: absolute;
  width: 22rem;
  height: 22rem;
  left: -8rem;
  bottom: -10rem;
  border-radius: 9999px;
  background: rgba(var(--brand-primary-rgb), 0.05);
  pointer-events: none;
}

@media (min-width: 960px) {
  .home-hero {
    min-height: 100svh;
    display: flex;
    align-items: center;
    padding: calc(var(--header-height) + 1.5rem) 0 3.5rem;
  }
}

.home-hero__inner {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 72rem;
  margin: 0 auto;
  padding: 0 1.25rem;
  display: grid;
  gap: 2.25rem;
  align-items: center;
}

@media (min-width: 640px) {
  .home-hero__inner {
    padding: 0 1.5rem;
  }
}

@media (min-width: 960px) {
  .home-hero__inner {
    grid-template-columns: minmax(0, 0.92fr) minmax(320px, 1.18fr);
    gap: 3rem;
  }
}

.home-hero__eyebrow {
  display: inline-flex;
  align-items: center;
  margin-bottom: 1rem;
  padding: 0.35rem 0.75rem;
  border-radius: 9999px;
  border: 1px solid rgba(var(--brand-secondary-rgb), 0.18);
  background: #fff;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--brand-secondary);
}

.home-hero__headline {
  font-family: "Fraunces", Georgia, serif;
  font-size: clamp(2rem, 4.6vw, 3.5rem);
  font-weight: 650;
  line-height: 1.12;
  letter-spacing: -0.03em;
  margin-bottom: 1.15rem;
  color: var(--brand-primary);
}

.home-hero__support {
  font-size: 1.0625rem;
  line-height: 1.7;
  max-width: 34rem;
  color: #5b6478;
  margin-bottom: 1.75rem;
}

.home-hero__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1rem 1.25rem;
}

.home-hero__proof {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem 1.25rem;
  margin: 1.75rem 0 0;
  padding: 0;
  list-style: none;
  font-size: 0.875rem;
  font-weight: 600;
  color: #5b6478;
}

.home-hero__proof li {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.home-hero__proof li::before {
  content: "";
  width: 0.45rem;
  height: 0.45rem;
  border-radius: 9999px;
  background: var(--brand-secondary);
  flex-shrink: 0;
}

.home-hero__figure {
  position: relative;
  margin: 0;
  border-radius: 1.5rem;
  overflow: hidden;
  isolation: isolate;
  background: #0a0d42;
  border: 1px solid rgba(var(--brand-primary-rgb), 0.08);
  box-shadow: 0 24px 48px rgba(16, 21, 102, 0.1);
  aspect-ratio: 16 / 9;
}

.home-hero__img,
.home-hero__video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  display: block;
}

.home-hero__video {
  object-fit: contain;
  background: #000;
}

.home-hero__caption {
  position: absolute;
  left: 0.85rem;
  right: 0.85rem;
  bottom: 0.85rem;
  padding: 0.7rem 0.9rem;
  border-radius: 0.85rem;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  font-size: 0.875rem;
  font-weight: 650;
  line-height: 1.35;
  color: var(--brand-primary);
}

.home-hero__watch {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  background: transparent;
  border: 0;
  color: var(--brand-primary);
  font-size: 0.9375rem;
  font-weight: 600;
  cursor: pointer;
  padding: 0.5rem 0;
  transition: opacity 0.2s;
}

.home-hero__watch:hover {
  opacity: 0.75;
}

.home-hero__watch-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.75rem;
  height: 2.75rem;
  border-radius: 9999px;
  color: var(--brand-secondary);
  background: #fff;
  border: 1px solid rgba(var(--brand-primary-rgb), 0.12);
  transition: transform 0.2s, border-color 0.2s;
}

.home-hero__watch:hover .home-hero__watch-icon {
  transform: scale(1.06);
  border-color: rgba(var(--brand-secondary-rgb), 0.35);
}

/* Value */
.home-value {
  background:
    radial-gradient(ellipse 80% 50% at 100% 0%, rgba(var(--brand-secondary-rgb), 0.06), transparent 55%),
    radial-gradient(ellipse 60% 40% at 0% 100%, rgba(var(--brand-primary-rgb), 0.06), transparent 50%),
    #fff;
}

.home-value__intro {
  max-width: 42rem;
  margin-bottom: 3rem;
}

.home-value__intro .home-display {
  margin-bottom: 1.5rem;
}

.home-value__intro .home-lead + .home-lead {
  margin-top: 1rem;
}

.home-value__list {
  list-style: none;
  padding: 0;
  margin: 0 0 3rem;
  display: grid;
  gap: 1rem;
  max-width: 40rem;
}

.home-value__list li {
  position: relative;
  padding-left: 1.75rem;
  font-size: 1.125rem;
  line-height: 1.55;
  font-weight: 500;
  color: var(--brand-primary);
}

.home-value__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 0.55rem;
  height: 0.55rem;
  border-radius: 9999px;
  background: var(--brand-secondary);
}

.home-value__close {
  font-size: 1.125rem;
  line-height: 1.7;
  color: #5b6478;
  max-width: 40rem;
  border-top: 1px solid rgba(var(--brand-primary-rgb), 0.1);
  padding-top: 2rem;
}

/* CTA band */
.home-cta-band {
  background:
    linear-gradient(135deg, #0a0d42 0%, #101566 55%, #1a2080 100%);
  padding: 5rem 0;
  text-align: center;
}

.home-cta-band__inner {
  max-width: 40rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.25rem;
}

.home-cta-band__sub {
  color: rgba(255, 255, 255, 0.75);
  font-size: 1.125rem;
  margin-bottom: 0.5rem;
}

/* Bio */
.home-bio {
  background: #f4f6fb;
}

.home-bio__grid {
  display: grid;
  gap: 3rem;
  align-items: center;
}

@media (min-width: 1024px) {
  .home-bio__grid {
    grid-template-columns: 1.1fr 0.9fr;
    gap: 4.5rem;
  }
}

.home-bio__copy .home-display {
  margin-bottom: 1.5rem;
}

.home-bio__media {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.home-bio__portrait {
  margin: 0;
  overflow: hidden;
  border-radius: 0;
}

.home-bio__portrait img {
  width: 100%;
  height: auto;
  display: block;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  animation: home-media-in 1s ease both;
}

@keyframes home-media-in {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: translateY(0); }
}

.home-bio__video {
  display: flex;
  align-items: center;
  gap: 1rem;
  width: 100%;
  padding: 1rem 0;
  background: transparent;
  border: 0;
  border-top: 1px solid rgba(var(--brand-primary-rgb), 0.12);
  cursor: pointer;
  text-align: left;
  color: var(--brand-primary);
  transition: opacity 0.2s;
}

.home-bio__video:hover {
  opacity: 0.85;
}

.home-bio__video-play {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 3.25rem;
  height: 3.25rem;
  border-radius: 9999px;
  background: var(--brand-secondary);
  color: #fff;
  flex-shrink: 0;
  transition: transform 0.2s;
}

.home-bio__video:hover .home-bio__video-play {
  transform: scale(1.06);
}

.home-bio__video-label {
  font-weight: 700;
  font-size: 1rem;
}

/* Experience */
.home-experience {
  background:
    radial-gradient(ellipse 70% 45% at 0% 0%, rgba(var(--brand-secondary-rgb), 0.05), transparent 50%),
    #fff;
}

.home-experience__intro {
  max-width: 42rem;
  margin-bottom: 3.5rem;
}

.home-experience__intro .home-display {
  margin-bottom: 1.25rem;
}

.home-experience__intro .home-lead + .home-lead {
  margin-top: 1rem;
}

.home-experience__paths {
  display: grid;
  gap: 2.5rem;
  margin-bottom: 4rem;
}

@media (min-width: 768px) {
  .home-experience__paths {
    grid-template-columns: 1fr 1fr;
    gap: 3.5rem;
  }
}

.home-path {
  padding-top: 1.5rem;
  border-top: 2px solid rgba(var(--brand-primary-rgb), 0.12);
}

.home-path--accent {
  border-top-color: var(--brand-secondary);
}

.home-path__step {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--brand-secondary);
  margin-bottom: 0.5rem;
}

.home-path__title {
  font-family: "Fraunces", Georgia, serif;
  font-size: 1.5rem;
  font-weight: 650;
  margin-bottom: 1rem;
  color: var(--brand-primary);
}

.home-path p {
  color: #5b6478;
  line-height: 1.7;
  margin-bottom: 0.75rem;
}

.home-experience__outcome-title {
  font-family: "Fraunces", Georgia, serif;
  font-size: clamp(1.35rem, 2.5vw, 1.75rem);
  font-weight: 650;
  margin-bottom: 1.25rem;
  color: var(--brand-primary);
}

/* Experience landing */
.exp-landing {
  padding: calc(var(--header-height) + 3rem) 0 5.5rem;
  background:
    radial-gradient(ellipse 70% 45% at 100% 0%, rgba(var(--brand-secondary-rgb), 0.06), transparent 52%),
    radial-gradient(ellipse 70% 45% at 0% 0%, rgba(var(--brand-primary-rgb), 0.04), transparent 50%),
    #fff;
}

@media (min-width: 768px) {
  .exp-landing {
    padding: calc(var(--header-height) + 3.5rem) 0 7rem;
  }
}

.exp-landing__banner {
  display: grid;
  gap: 2.25rem;
  align-items: center;
  margin-bottom: 3.5rem;
}

@media (min-width: 960px) {
  .exp-landing__banner {
    grid-template-columns: minmax(0, 1.05fr) minmax(280px, 0.95fr);
    gap: 3.25rem;
    margin-bottom: 4.5rem;
  }
}

.exp-landing__copy .home-display {
  margin-bottom: 1.25rem;
}

.exp-landing__copy .home-lead + .home-lead {
  margin-top: 1rem;
}

.exp-landing__video {
  margin: 0;
  border-radius: 1.5rem;
  overflow: hidden;
  isolation: isolate;
  background: #000;
  border: 1px solid rgba(var(--brand-primary-rgb), 0.08);
  box-shadow: 0 24px 48px rgba(16, 21, 102, 0.1);
  aspect-ratio: 16 / 9;
}

.exp-landing__video-el {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
  background: #000;
}

/* Final CTA */
.home-final-cta {
  position: relative;
  overflow: hidden;
  padding: 6rem 0;
  text-align: center;
  background:
    linear-gradient(160deg, rgba(10, 13, 66, 0.88), rgba(16, 21, 102, 0.92)),
    url("../assets/home/hero-headphones.jpg") center / cover no-repeat;
}

.home-final-cta__inner {
  max-width: 38rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.25rem;
  position: relative;
  z-index: 1;
}

.home-final-cta__sub {
  color: rgba(255, 255, 255, 0.8);
  font-size: 1.125rem;
  line-height: 1.65;
  margin-bottom: 0.5rem;
}

/* Video modal */
.home-video-modal {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.25rem;
}

.home-video-modal.hidden,
.home-video-modal[hidden] {
  display: none;
}

.home-video-modal__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(10, 13, 66, 0.72);
  backdrop-filter: blur(4px);
}

.home-video-modal__panel {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 56rem;
  background: #fff;
  padding: 1.5rem 1.5rem 1.25rem;
  box-shadow: 0 24px 60px rgba(10, 13, 66, 0.35);
  animation: home-media-in 0.35s ease both;
}

.home-video-modal__close {
  position: absolute;
  top: 1rem;
  right: 1rem;
  width: 2.25rem;
  height: 2.25rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 0;
  background: #f4f6fb;
  color: var(--brand-primary);
  cursor: pointer;
  border-radius: 9999px;
}

.home-video-modal__title {
  font-family: "Fraunces", Georgia, serif;
  font-size: 1.35rem;
  font-weight: 650;
  margin-bottom: 1rem;
  padding-right: 2.5rem;
  color: var(--brand-primary);
}

.home-video-modal__player {
  overflow: hidden;
  background: #0a0d42;
  aspect-ratio: 16 / 9;
}

.home-video-modal__player video {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: contain;
  background: #000;
}

.home-video-modal__copy {
  color: #5b6478;
  line-height: 1.65;
}

/* Footer */
.site-footer {
  background: var(--brand-primary-dark);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.05);
}

.site-footer__logo {
  display: inline-flex;
  align-items: center;
  margin-bottom: 1rem;
  padding: 0.5rem 0.7rem;
  background: #fff;
  border-radius: 0.75rem;
}

.site-footer__logo-img {
  display: block;
  height: 2.75rem;
  width: auto;
  max-width: 13rem;
}

.site-footer__legal {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.35rem 1.25rem;
  margin-bottom: 1rem;
}

.site-footer__legal a {
  color: rgba(255, 255, 255, 0.55);
  text-decoration: none;
}

.site-footer__legal a:hover {
  color: #fff;
}

.legal-prose {
  color: #5b6478;
  font-size: 1.0625rem;
  line-height: 1.75;
}

.legal-prose h2 {
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--brand-primary);
  margin: 2rem 0 0.85rem;
}

.legal-prose h2:first-child {
  margin-top: 0;
}

.legal-prose p,
.legal-prose li {
  margin-bottom: 0.85rem;
}

.legal-prose ul,
.legal-prose ol {
  padding-left: 1.25rem;
  margin-bottom: 1rem;
}

.legal-prose ul {
  list-style: disc;
}

.legal-prose ol {
  list-style: decimal;
}

.legal-prose a {
  color: var(--brand-primary);
  font-weight: 600;
  text-decoration: underline;
  text-underline-offset: 2px;
}

.legal-prose a:hover {
  color: var(--brand-secondary);
}

.legal-faq {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin: 0 0 2rem;
}

.legal-faq details {
  border: 1px solid #e2e8f0;
  border-radius: 0.85rem;
  background: #f8fafc;
  overflow: hidden;
}

.legal-faq summary {
  cursor: pointer;
  list-style: none;
  font-weight: 650;
  color: var(--brand-primary);
  padding: 1rem 1.15rem;
  line-height: 1.45;
}

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

.legal-faq summary::after {
  content: "+";
  float: right;
  color: var(--brand-secondary);
  font-weight: 700;
}

.legal-faq details[open] summary::after {
  content: "–";
}

.legal-faq__body {
  padding: 0 1.15rem 1.1rem;
}

.legal-faq__body p {
  margin-bottom: 0;
}