@import url('https://fonts.googleapis.com/css2?family=DM+Serif+Display&family=Manrope:wght@400;500;600;700;800&display=swap');

:root {
  --ink: #182b49;
  --ink-soft: #536078;
  --coral: #f26b5e;
  --coral-dark: #cc514b;
  --cream: #fff8ef;
  --paper: #fffdf8;
  --yellow: #f5d77a;
  --sage: #b8d8c4;
  --line: #e9dfd2;
  --muted: #f2e9de;
  --shadow: 0 18px 50px rgba(24, 43, 73, 0.08);
  --serif: 'DM Serif Display', Georgia, serif;
  --sans: 'Manrope', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--cream);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.6;
}
button, a { font: inherit; }
button { cursor: pointer; }
a { color: inherit; }
.site-shell { overflow: hidden; }

.site-header {
  width: min(1240px, calc(100% - 48px));
  margin: 0 auto;
  min-height: 84px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.brand { display: inline-flex; align-items: center; gap: 11px; text-decoration: none; }
.brand strong { display: block; font-size: 15px; line-height: 1; letter-spacing: -0.03em; }
.brand small { display: block; color: var(--ink-soft); font-size: 10px; margin-top: 5px; letter-spacing: .05em; text-transform: uppercase; }
.brand-mark { width: 34px; height: 34px; border: 2px solid var(--coral); border-radius: 50%; display: grid; place-items: center; transform: rotate(-22deg); }
.brand-mark::before { content: ''; width: 13px; height: 13px; border-radius: 50%; background: var(--yellow); display: block; }
.brand-mark span { position: absolute; width: 5px; height: 5px; border-radius: 50%; background: var(--coral); transform: translate(12px, -10px); }
.header-meta { color: var(--ink-soft); font-size: 12px; display: flex; align-items: center; gap: 8px; }
.live-dot { width: 7px; height: 7px; border-radius: 50%; background: #65a47a; box-shadow: 0 0 0 4px rgba(101, 164, 122, .14); }

.hero {
  width: min(1240px, calc(100% - 48px));
  margin: 48px auto 62px;
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(360px, .92fr);
  align-items: center;
  gap: 8vw;
}
.hero-copy { padding: 28px 0 32px; }
.eyebrow, .section-kicker { color: var(--coral-dark); font-size: 11px; font-weight: 800; letter-spacing: .13em; margin: 0 0 18px; }
.eyebrow span { display: inline-grid; place-items: center; width: 25px; height: 25px; margin-right: 9px; border-radius: 50%; background: var(--yellow); color: var(--ink); letter-spacing: 0; }
h1, h2, h3, p { margin-top: 0; }
h1 { max-width: 670px; margin-bottom: 22px; font-family: var(--serif); font-size: clamp(3.4rem, 6vw, 5.8rem); font-weight: 400; line-height: .98; letter-spacing: -.055em; }
h1 em, h2 em { color: var(--coral); font-style: normal; }
.hero-lede { max-width: 560px; color: var(--ink-soft); font-size: 18px; line-height: 1.65; }
.hero-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 22px; margin-top: 30px; }
.button { border: 0; border-radius: 999px; padding: 13px 19px; display: inline-flex; align-items: center; justify-content: center; gap: 13px; font-weight: 800; font-size: 13px; transition: transform .18s ease, box-shadow .18s ease, background .18s ease; }
.button:hover { transform: translateY(-2px); }
.button-primary { color: #fff; background: var(--ink); box-shadow: 0 10px 20px rgba(24, 43, 73, .18); }
.button-primary:hover { background: #233c62; box-shadow: 0 13px 24px rgba(24, 43, 73, .24); }
.button-coral { color: #fff; background: var(--coral); box-shadow: 0 10px 22px rgba(242, 107, 94, .25); }
.button-coral:hover { background: var(--coral-dark); }
.button-ghost { color: var(--ink); background: transparent; border: 1px solid var(--line); }
.button-ghost:hover { background: var(--paper); }
.text-link { color: var(--ink); font-size: 13px; font-weight: 800; text-decoration: none; border-bottom: 1px solid var(--coral); padding-bottom: 3px; }
.hero-note { display: flex; gap: 11px; align-items: flex-start; margin-top: 44px; max-width: 450px; font-size: 12px; color: var(--ink-soft); }
.hero-note p { margin: 0; }
.hero-note strong { color: var(--ink); }
.note-pin { color: var(--coral); font-size: 20px; line-height: 1; }

.hero-visual { position: relative; min-height: 520px; display: grid; place-items: center; }
.hero-visual::before { content: ''; position: absolute; inset: 9% 4% 8% 5%; border: 1px solid var(--line); border-radius: 50%; transform: rotate(9deg); }
.calendar-paper { position: relative; z-index: 1; width: min(100%, 410px); aspect-ratio: .82; padding: 28px 30px 24px; color: var(--ink); background: var(--paper); border: 1px solid rgba(24, 43, 73, .12); box-shadow: var(--shadow); transform: rotate(4deg); }
.calendar-paper::before { content: ''; position: absolute; inset: 9px; border: 1px dashed rgba(242, 107, 94, .25); pointer-events: none; }
.paper-topline, .paper-contact { position: relative; display: flex; justify-content: space-between; color: var(--coral-dark); font-size: 8px; font-weight: 800; letter-spacing: .14em; }
.paper-title { position: relative; margin: 62px 0 34px; font-family: var(--serif); font-size: 40px; line-height: 1.04; letter-spacing: -.06em; }
.paper-title em { color: var(--coral); font-style: normal; }
.calendar-grid { position: relative; display: grid; grid-template-columns: repeat(4, 1fr); gap: 8px; }
.calendar-grid span { min-height: 45px; padding: 11px 7px; border-top: 1px solid var(--ink); font-size: 10px; font-weight: 800; }
.calendar-grid span:nth-child(3n) { color: var(--coral-dark); }
.paper-contact { position: absolute; left: 30px; right: 30px; bottom: 25px; padding-top: 13px; border-top: 1px solid var(--line); font-size: 7px; letter-spacing: .08em; }
.sun-stamp { position: absolute; z-index: 2; top: 10%; left: 5%; width: 95px; height: 95px; border-radius: 50%; display: grid; place-items: center; align-content: center; color: var(--ink); background: var(--yellow); font-size: 11px; font-weight: 800; line-height: 1.1; text-align: center; transform: rotate(-12deg); box-shadow: 4px 7px 0 rgba(24, 43, 73, .08); }
.sun-stamp strong { font-size: 18px; font-weight: 400; font-family: var(--serif); }
.visual-caption { position: absolute; z-index: 2; right: 2%; bottom: 8%; display: flex; align-items: center; gap: 8px; color: var(--ink-soft); font-size: 11px; transform: rotate(-5deg); }
.caption-line { width: 36px; height: 1px; background: var(--coral); }

.quick-stats { width: min(1240px, calc(100% - 48px)); margin: 0 auto 86px; display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.quick-stats > div { display: flex; align-items: baseline; gap: 10px; padding: 21px 18px 21px 0; }
.quick-stats > div + div { padding-left: 28px; border-left: 1px solid var(--line); }
.stat-number { font-family: var(--serif); font-size: 30px; line-height: 1; }
.stat-label { color: var(--ink-soft); font-size: 11px; }

.tutorial-section { width: min(1240px, calc(100% - 48px)); margin: 0 auto 96px; padding: 42px; color: var(--paper); background: var(--ink); box-shadow: var(--shadow); }
.tutorial-heading { display: grid; grid-template-columns: 1fr .7fr; gap: 8vw; align-items: end; margin-bottom: 30px; }
.tutorial-heading .section-kicker { color: var(--yellow); }
.tutorial-heading h2 { margin: 0; font-family: var(--serif); font-size: clamp(2.5rem, 4vw, 4.3rem); font-weight: 400; line-height: .98; letter-spacing: -.05em; }
.tutorial-heading h2 em { color: var(--yellow); }
.tutorial-heading > p { max-width: 360px; margin: 0; color: #c7d0df; font-size: 14px; }
.video-frame { overflow: hidden; border: 1px solid rgba(255,255,255,.16); background: #0e1c30; aspect-ratio: 16 / 9; }
.video-frame video { display: block; width: 100%; height: 100%; object-fit: cover; }
.tutorial-meta { display: flex; justify-content: space-between; align-items: center; gap: 20px; padding-top: 16px; color: #aebbd0; font-size: 10px; }
.tutorial-links { display: flex; flex-wrap: wrap; gap: 14px; justify-content: flex-end; }
.tutorial-links a { color: var(--yellow); text-decoration: none; border-bottom: 1px solid rgba(245, 215, 122, .5); }
.solo-guide { width: min(1240px, calc(100% - 48px)); margin: 0 auto 96px; display: grid; grid-template-columns: .75fr 1.25fr; gap: clamp(40px, 8vw, 120px); align-items: start; }
.solo-guide-intro h2 { margin-bottom: 18px; font-family: var(--serif); font-size: clamp(2.5rem, 4vw, 4rem); font-weight: 400; line-height: 1; letter-spacing: -.05em; }
.solo-guide-intro > p:last-child { color: var(--ink-soft); font-size: 14px; }
.solo-steps { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0 20px; border-top: 1px solid var(--line); }
.solo-steps article { display: grid; grid-template-columns: 30px 1fr; gap: 12px; padding: 17px 0; border-bottom: 1px solid var(--line); }
.solo-steps article > span { color: var(--coral-dark); font-size: 11px; font-weight: 800; }
.solo-steps h3 { margin-bottom: 3px; font-size: 13px; }
.solo-steps p { margin: 0; color: var(--ink-soft); font-size: 12px; line-height: 1.55; }
.solo-finish { grid-column: 2; padding: 17px 20px; color: var(--ink); background: var(--yellow); font-size: 13px; }
.teacher-context { width: min(1240px, calc(100% - 48px)); margin: 0 auto 96px; display: grid; grid-template-columns: minmax(300px, .8fr) 1.2fr; gap: clamp(36px, 8vw, 120px); align-items: center; }
.teacher-photo-wrap { position: relative; min-height: 440px; overflow: hidden; background: var(--sage); }
.teacher-photo-wrap img { display: block; width: 100%; height: 100%; min-height: 440px; object-fit: cover; object-position: center 36%; }
.photo-stamp { position: absolute; right: 18px; bottom: 18px; display: grid; place-items: center; width: 104px; height: 104px; border-radius: 50%; color: var(--ink); background: var(--yellow); font-size: 10px; font-weight: 800; line-height: 1.05; text-align: center; transform: rotate(8deg); box-shadow: 4px 7px 0 rgba(24, 43, 73, .12); }
.photo-stamp strong { font-family: var(--serif); font-size: 17px; font-weight: 400; }
.teacher-copy h2 { max-width: 650px; margin-bottom: 20px; font-family: var(--serif); font-size: clamp(2.6rem, 4.5vw, 4.7rem); font-weight: 400; line-height: .99; letter-spacing: -.055em; }
.teacher-copy > p:not(.section-kicker) { max-width: 570px; color: var(--ink-soft); font-size: 16px; }
.teacher-note { display: flex; gap: 11px; max-width: 580px; margin-top: 28px; padding: 17px 18px; border-left: 4px solid var(--coral); background: var(--muted); }
.teacher-note span { color: var(--coral); font-size: 20px; }
.teacher-note p { margin: 0; color: var(--ink-soft); font-size: 13px; line-height: 1.6; }
.teacher-note strong { color: var(--ink); }
.detail-toggle { display: inline-flex; align-items: center; gap: 8px; margin-top: 12px; padding: 7px 10px; border: 1px solid #d9c9b8; border-radius: 999px; color: var(--coral-dark); background: transparent; font-size: 10px; font-weight: 800; }
.detail-toggle:hover, .detail-toggle.open { color: var(--ink); border-color: var(--coral); background: #fff8ef; }
.detail-toggle span { font-size: 16px; line-height: .6; }
.detail-panel { margin-top: 12px; padding: 14px 15px; border-left: 3px solid var(--coral); background: var(--paper); }
.detail-panel p { margin: 0 0 8px; color: var(--ink-soft); font-size: 12px; line-height: 1.58; }
.detail-panel p:last-child { margin-bottom: 0; }
.detail-panel strong { color: var(--ink); }
.solo-step-card { padding: 17px 0; border-bottom: 1px solid var(--line); }
.solo-step-number { color: var(--coral-dark); font-size: 11px; font-weight: 800; }
.solo-step-card h3 { margin: 0 0 3px; font-size: 13px; }
.solo-step-card > div > p { margin: 0; color: var(--ink-soft); font-size: 12px; line-height: 1.55; }

.learning-layout { width: min(1240px, calc(100% - 48px)); margin: 0 auto 90px; display: grid; grid-template-columns: 250px minmax(0, 1fr); gap: clamp(36px, 7vw, 100px); align-items: start; scroll-margin-top: 25px; }
.route-panel { position: sticky; top: 24px; }
.route-heading { display: flex; align-items: start; justify-content: space-between; gap: 16px; }
.route-heading h2, .resource-intro h2, .final-cta h2 { font-family: var(--serif); font-weight: 400; line-height: 1.03; letter-spacing: -.045em; }
.route-heading h2 { margin-bottom: 18px; font-size: 36px; }
.progress-badge { display: grid; place-items: center; width: 47px; height: 47px; flex: 0 0 auto; border-radius: 50%; color: var(--ink); background: var(--yellow); font-size: 11px; font-weight: 800; }
.progress-track { width: 100%; height: 4px; border-radius: 99px; background: var(--muted); overflow: hidden; }
.progress-track span { display: block; height: 100%; width: 0; background: var(--coral); border-radius: inherit; transition: width .35s ease; }
.progress-copy { min-height: 42px; margin: 12px 0 24px; color: var(--ink-soft); font-size: 12px; line-height: 1.5; }
.module-nav { display: grid; gap: 6px; }
.module-button { width: 100%; border: 0; border-radius: 10px; padding: 12px 12px; display: flex; align-items: center; gap: 11px; color: var(--ink-soft); background: transparent; text-align: left; font-size: 12px; font-weight: 700; transition: color .18s ease, background .18s ease; }
.module-button:hover { background: var(--paper); color: var(--ink); }
.module-button.active { color: var(--ink); background: var(--paper); box-shadow: 0 5px 18px rgba(24, 43, 73, .06); }
.module-button.done .module-index { color: var(--ink); background: var(--sage); }
.module-index { width: 25px; height: 25px; display: inline-grid; place-items: center; flex: 0 0 auto; border-radius: 50%; color: var(--ink-soft); background: var(--muted); font-size: 10px; }
.module-button.active .module-index { color: #fff; background: var(--coral); }
.route-tip { display: flex; gap: 9px; margin-top: 32px; padding: 14px; border: 1px dashed #d7c7b6; border-radius: 10px; color: var(--ink-soft); font-size: 11px; line-height: 1.5; }
.route-tip span { color: var(--coral); }
.route-tip p { margin: 0; }
.route-tip strong { color: var(--ink); }

.lesson-panel { min-width: 0; }
.lesson-topline { display: flex; align-items: center; justify-content: space-between; gap: 16px; color: var(--ink-soft); font-size: 10px; font-weight: 800; letter-spacing: .1em; }
.tool-tag { padding: 6px 9px; color: var(--ink); background: var(--sage); font-size: 9px; letter-spacing: .09em; }
.lesson-panel h2 { max-width: 740px; margin: 22px 0 17px; font-family: var(--serif); font-size: clamp(2.6rem, 5vw, 4.6rem); font-weight: 400; line-height: .99; letter-spacing: -.055em; }
.lesson-intro { max-width: 690px; color: var(--ink-soft); font-size: 17px; }
.lesson-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; margin: 34px 0; }
.info-card { min-height: 140px; padding: 20px; border: 1px solid var(--line); background: rgba(255, 253, 248, .52); }
.info-card.highlight { background: var(--yellow); border-color: transparent; }
.info-card h3 { margin-bottom: 8px; font-size: 14px; letter-spacing: -.02em; }
.info-card p { margin: 0; color: var(--ink-soft); font-size: 13px; line-height: 1.6; }
.info-card.highlight p { color: var(--ink); }
.section-block { margin-top: 38px; padding-top: 26px; border-top: 1px solid var(--line); }
.section-block h3 { margin-bottom: 15px; font-size: 15px; }
.step-list { display: grid; gap: 0; counter-reset: steps; }
.step-item { position: relative; display: grid; grid-template-columns: 40px minmax(0, 1fr); gap: 17px; padding: 0 0 22px; }
.step-item::before { content: ''; position: absolute; left: 19px; top: 35px; bottom: 0; width: 1px; background: var(--line); }
.step-item:last-child::before { display: none; }
.step-number { position: relative; z-index: 1; width: 39px; height: 39px; display: grid; place-items: center; border: 1px solid var(--coral); border-radius: 50%; color: var(--coral-dark); background: var(--cream); font-family: var(--serif); font-size: 19px; }
.step-item h4 { margin: 5px 0 5px; font-size: 14px; }
.step-item p { margin: 0; color: var(--ink-soft); font-size: 13px; line-height: 1.62; }
.checklist { display: grid; gap: 10px; }
.check-item { display: flex; align-items: flex-start; gap: 10px; padding: 12px 14px; border: 1px solid var(--line); border-radius: 7px; background: var(--paper); font-size: 13px; cursor: pointer; }
.check-item:hover { border-color: #d7c1a9; }
.check-item input { width: 17px; height: 17px; margin: 1px 0 0; accent-color: var(--coral); flex: 0 0 auto; }
.check-item.checked { color: var(--ink-soft); text-decoration: line-through; background: #f3f8f3; }
.dual-columns { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; }
.mini-panel { padding: 19px; background: var(--muted); }
.mini-panel h4 { margin-bottom: 9px; font-size: 13px; }
.mini-panel p, .mini-panel li { color: var(--ink-soft); font-size: 12px; line-height: 1.6; }
.mini-panel ul { margin: 0; padding-left: 18px; }
.role-list { display: grid; grid-template-columns: repeat(2, 1fr); gap: 8px; }
.role { padding: 11px 12px; border-left: 3px solid var(--coral); background: var(--paper); }
.role strong { display: block; font-size: 12px; }
.role span { color: var(--ink-soft); font-size: 11px; }
.evaluation-table { width: 100%; border-collapse: collapse; font-size: 12px; }
.evaluation-table th, .evaluation-table td { padding: 11px 8px; text-align: left; vertical-align: top; border-bottom: 1px solid var(--line); }
.evaluation-table th { color: var(--ink); font-size: 11px; }
.evaluation-table td { color: var(--ink-soft); }
.callout { margin: 30px 0; padding: 19px 21px; border-left: 4px solid var(--coral); background: var(--muted); }
.callout p { margin: 0; color: var(--ink); font-family: var(--serif); font-size: 22px; line-height: 1.2; }
.lesson-controls { display: flex; justify-content: space-between; gap: 16px; margin-top: 45px; padding-top: 24px; border-top: 1px solid var(--line); }

.resource-band { padding: 80px max(24px, calc((100% - 1240px) / 2)); display: grid; grid-template-columns: .8fr 1.2fr; gap: clamp(36px, 7vw, 100px); color: var(--ink); background: var(--sage); }
.resource-intro h2 { margin-bottom: 17px; font-size: clamp(2.3rem, 4vw, 3.7rem); }
.resource-intro > p:last-child { max-width: 350px; color: #496357; font-size: 14px; }
.resource-cards { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; }
.resource-card { min-height: 200px; padding: 19px; background: var(--paper); box-shadow: 0 10px 25px rgba(31, 71, 51, .08); }
.resource-card-top { display: flex; align-items: center; justify-content: space-between; gap: 10px; padding-bottom: 13px; border-bottom: 1px solid var(--line); }
.resource-card-top span { color: var(--coral-dark); font-size: 9px; font-weight: 800; letter-spacing: .14em; }
.copy-button { border: 1px solid var(--line); border-radius: 999px; padding: 5px 9px; color: var(--ink-soft); background: transparent; font-size: 10px; font-weight: 700; }
.copy-button:hover { color: var(--ink); border-color: var(--coral); }
.resource-card p { margin: 17px 0 0; color: var(--ink-soft); font-family: var(--serif); font-size: 18px; line-height: 1.35; }
.final-cta { width: min(1240px, calc(100% - 48px)); margin: 0 auto; padding: 90px 0 95px; display: grid; grid-template-columns: 1fr 1fr; gap: 8vw; align-items: end; }
.final-cta h2 { margin: 0; font-size: clamp(2.8rem, 5vw, 5rem); }
.final-cta-copy { max-width: 370px; }
.final-cta-copy p { color: var(--ink-soft); font-size: 15px; }
.site-footer { min-height: 78px; padding: 21px max(24px, calc((100% - 1240px) / 2)); display: flex; justify-content: space-between; align-items: center; gap: 20px; border-top: 1px solid var(--line); color: var(--ink-soft); font-size: 10px; }
.site-footer p { margin: 0; }
.site-footer a { color: var(--ink); font-weight: 800; text-decoration: none; }
.toast { position: fixed; z-index: 20; right: 22px; bottom: 22px; max-width: 320px; padding: 12px 16px; border-radius: 7px; color: #fff; background: var(--ink); box-shadow: var(--shadow); font-size: 12px; opacity: 0; transform: translateY(10px); pointer-events: none; transition: opacity .2s ease, transform .2s ease; }
.toast.show { opacity: 1; transform: translateY(0); }

@media (max-width: 900px) {
  .hero { gap: 42px; grid-template-columns: 1fr; margin-top: 26px; }
  .hero-copy { padding-bottom: 0; }
  .hero-visual { min-height: 470px; max-width: 600px; width: 100%; margin: 0 auto; }
  .learning-layout { grid-template-columns: 1fr; gap: 42px; }
  .route-panel { position: relative; top: auto; }
  .module-nav { display: flex; overflow-x: auto; padding-bottom: 8px; scrollbar-width: thin; }
  .module-button { width: auto; min-width: 145px; white-space: nowrap; }
  .route-tip { display: none; }
  .resource-band { grid-template-columns: 1fr; }
  .resource-intro > p:last-child { max-width: 510px; }
  .tutorial-heading, .solo-guide, .teacher-context { grid-template-columns: 1fr; gap: 28px; }
  .solo-finish { grid-column: 1; }
}

@media (max-width: 640px) {
  .site-header, .hero, .quick-stats, .learning-layout, .final-cta { width: min(100% - 32px, 1240px); }
  .site-header { min-height: 72px; }
  .header-meta { display: none; }
  .hero { margin-top: 20px; margin-bottom: 48px; }
  h1 { font-size: clamp(3.05rem, 15vw, 4.2rem); }
  .hero-lede { font-size: 16px; }
  .hero-actions { align-items: stretch; flex-direction: column; gap: 17px; }
  .button { width: 100%; }
  .text-link { align-self: center; }
  .hero-note { margin-top: 31px; }
  .hero-visual { min-height: 390px; }
  .calendar-paper { width: 83%; padding: 22px 22px 18px; }
  .paper-title { margin: 43px 0 22px; font-size: 31px; }
  .paper-contact { left: 22px; right: 22px; bottom: 19px; font-size: 6px; }
  .calendar-grid { gap: 3px; }
  .calendar-grid span { min-height: 35px; padding: 7px 4px; font-size: 8px; }
  .sun-stamp { width: 76px; height: 76px; font-size: 9px; }
  .sun-stamp strong { font-size: 15px; }
  .visual-caption { right: 0; bottom: 2%; font-size: 9px; }
  .quick-stats { grid-template-columns: repeat(2, 1fr); margin-bottom: 65px; }
  .quick-stats > div, .quick-stats > div + div { padding: 15px 10px 15px 0; border-left: 0; }
  .quick-stats > div:nth-child(odd) { border-right: 1px solid var(--line); }
  .quick-stats > div:nth-child(n+3) { border-top: 1px solid var(--line); }
  .stat-number { font-size: 25px; }
  .stat-label { font-size: 10px; }
  .learning-layout { margin-bottom: 65px; }
  .tutorial-section { width: calc(100% - 32px); margin-bottom: 65px; padding: 24px 18px; }
  .tutorial-meta { align-items: flex-start; flex-direction: column; }
  .tutorial-links { justify-content: flex-start; }
  .solo-guide { width: calc(100% - 32px); margin-bottom: 65px; }
  .solo-steps { grid-template-columns: 1fr; }
  .teacher-context { width: calc(100% - 32px); margin-bottom: 65px; }
  .teacher-photo-wrap, .teacher-photo-wrap img { min-height: 380px; }
  .teacher-copy h2 { font-size: 2.75rem; }
  .route-heading h2 { font-size: 30px; }
  .lesson-panel h2 { font-size: 2.75rem; }
  .lesson-intro { font-size: 15px; }
  .lesson-grid, .dual-columns, .role-list, .resource-cards, .final-cta { grid-template-columns: 1fr; }
  .info-card { min-height: auto; }
  .lesson-controls { gap: 10px; }
  .lesson-controls .button { width: auto; padding-inline: 14px; }
  .resource-band { padding: 63px 16px; }
  .resource-card p { font-size: 17px; }
  .final-cta { padding: 67px 0 76px; gap: 27px; }
  .site-footer { padding: 20px 16px; align-items: flex-start; flex-direction: column; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; transition-duration: .01ms !important; animation-duration: .01ms !important; }
}