:root {
  --teal-950: #173f42;
  --teal-900: #245255;
  --teal-800: #356a6d;
  --teal-700: #4e8183;
  --teal-500: #93b7b8;
  --teal-300: #c7dddd;
  --teal-150: #e5efee;
  --cream-50: #fffdf8;
  --cream-100: #faf6ee;
  --cream-200: #f1eadf;
  --sand-500: #c9a66b;
  --ink-900: #202a2b;
  --ink-700: #465355;
  --ink-500: #6a7778;
  --white: #ffffff;
  --shadow-sm: 0 10px 30px rgba(26, 63, 65, .08);
  --shadow-lg: 0 26px 80px rgba(23, 63, 66, .14);
  --radius-sm: 14px;
  --radius-md: 22px;
  --radius-lg: 32px;
  --max: 1180px;
  --font-serif: "Noto Serif TC", "Songti TC", "PMingLiU", serif;
  --font-sans: Inter, "Noto Sans TC", "PingFang TC", "Microsoft JhengHei", system-ui, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 86px; }
body {
  margin: 0;
  font-family: var(--font-sans);
  color: var(--ink-900);
  background: var(--cream-50);
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button, input { font: inherit; }
button { color: inherit; }
::selection { background: var(--teal-300); color: var(--teal-950); }

.container { width: min(var(--max), calc(100% - 40px)); margin-inline: auto; }
.section { padding: 104px 0; position: relative; }
.section--soft { background: var(--cream-100); }
.section--teal { background: var(--teal-950); color: var(--white); overflow: hidden; }
.section--teal::before {
  content: ""; position: absolute; inset: 0; opacity: .16; pointer-events: none;
  background-image: radial-gradient(circle at 20% 0%, rgba(255,255,255,.18), transparent 36%),
                    linear-gradient(120deg, transparent 0 60%, rgba(255,255,255,.07) 60% 61%, transparent 61%);
}
.section-heading { max-width: 760px; margin: 0 auto 54px; text-align: center; }
.section-heading.align-left { margin-inline: 0; text-align: left; }
.section-heading h2 {
  margin: 8px 0 16px; font-family: var(--font-serif); font-size: clamp(2rem, 4vw, 3.15rem);
  letter-spacing: .04em; line-height: 1.25; font-weight: 700;
}
.section-heading p { margin: 0; color: var(--ink-700); font-size: 1.08rem; }
.section--teal .section-heading p { color: rgba(255,255,255,.72); }
.eyebrow {
  display: inline-flex; align-items: center; gap: 8px; color: var(--teal-800);
  font-size: .84rem; font-weight: 800; letter-spacing: .16em; text-transform: uppercase;
}
.eyebrow::before { content: ""; width: 28px; height: 1px; background: var(--sand-500); }
.section--teal .eyebrow { color: var(--teal-300); }
.muted { color: var(--ink-500); }
.gold { color: var(--sand-500); }

.site-header {
  position: sticky; top: 0; z-index: 100; background: rgba(255,253,248,.9);
  backdrop-filter: blur(18px); border-bottom: 1px solid rgba(78,129,131,.14);
}
.header-inner { height: 78px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.brand { display: flex; align-items: center; gap: 12px; min-width: max-content; }
.brand img { width: 45px; height: 45px; border-radius: 12px; box-shadow: var(--shadow-sm); }
.brand-copy { display: grid; line-height: 1.2; }
.brand-copy strong { font-family: var(--font-serif); font-size: 1.08rem; letter-spacing: .08em; }
.brand-copy small { margin-top: 4px; color: var(--teal-700); font-size: .7rem; letter-spacing: .12em; }
.main-nav { display: flex; align-items: center; gap: 24px; }
.main-nav a { position: relative; padding: 8px 0; color: var(--ink-700); font-size: .94rem; font-weight: 700; }
.main-nav a::after { content: ""; position: absolute; left: 0; right: 100%; bottom: 2px; height: 2px; background: var(--teal-700); transition: .25s ease; }
.main-nav a:hover::after, .main-nav a.is-active::after { right: 0; }
.main-nav a.is-active { color: var(--teal-900); }
.header-actions { display: flex; align-items: center; gap: 10px; }
.menu-toggle { display: none; width: 42px; height: 42px; border: 1px solid var(--teal-300); background: var(--white); border-radius: 12px; cursor: pointer; }
.menu-toggle span { display: block; width: 19px; height: 2px; margin: 4px auto; background: var(--teal-900); }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 9px; min-height: 48px;
  padding: 0 22px; border: 1px solid transparent; border-radius: 999px; font-weight: 800;
  cursor: pointer; transition: transform .2s ease, box-shadow .2s ease, background .2s ease;
}
.btn:hover { transform: translateY(-2px); }
.btn--primary { background: var(--teal-900); color: var(--white); box-shadow: 0 14px 28px rgba(36,82,85,.2); }
.btn--primary:hover { background: var(--teal-800); }
.btn--ghost { background: rgba(255,255,255,.75); border-color: var(--teal-300); color: var(--teal-900); }
.btn--white { background: var(--white); color: var(--teal-950); box-shadow: var(--shadow-sm); }
.btn--outline-white { color: var(--white); border-color: rgba(255,255,255,.38); background: transparent; }
.btn svg { width: 17px; height: 17px; }

.hero {
  min-height: 720px; display: grid; align-items: center; position: relative; overflow: hidden;
  background:
    radial-gradient(circle at 90% 12%, rgba(147,183,184,.30), transparent 31%),
    radial-gradient(circle at 5% 95%, rgba(201,166,107,.16), transparent 24%),
    linear-gradient(135deg, #fffdf8 0%, #f8f4eb 58%, #edf5f3 100%);
}
.hero::before {
  content: ""; position: absolute; width: 760px; height: 420px; right: -260px; bottom: -170px;
  border-radius: 50%; border: 60px solid rgba(147,183,184,.17); transform: rotate(-9deg);
}
.hero::after {
  content: ""; position: absolute; inset: auto 0 0; height: 150px; opacity: .34;
  background: url("data:image/svg+xml,%3Csvg width='1200' height='150' viewBox='0 0 1200 150' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M0 82C186 10 289 155 503 83c214-72 311 53 504 7 79-19 135-29 193-22v82H0Z' fill='%2393b7b8' fill-opacity='.32'/%3E%3Cpath d='M0 98c186-72 289 73 503 1 214-72 311 53 504 7 79-19 135-29 193-22' stroke='%23c9a66b' stroke-opacity='.65' fill='none'/%3E%3C/svg%3E") center bottom/cover no-repeat;
}
.hero-grid { display: grid; grid-template-columns: minmax(0, 1.08fr) minmax(390px, .92fr); gap: 72px; align-items: center; position: relative; z-index: 2; padding: 88px 0 128px; }
.hero-kicker { display: flex; align-items: center; gap: 10px; color: var(--teal-800); font-weight: 800; letter-spacing: .1em; }
.hero-kicker::before { content: ""; width: 44px; height: 1px; background: var(--sand-500); }
.hero h1 { margin: 18px 0 22px; font-family: var(--font-serif); font-size: clamp(3rem, 6vw, 5.6rem); line-height: 1.08; letter-spacing: .02em; }
.hero h1 span { color: var(--teal-800); }
.hero-lead { max-width: 690px; margin: 0; color: var(--ink-700); font-size: 1.16rem; }
.hero-badges { display: flex; flex-wrap: wrap; gap: 10px; margin: 28px 0 34px; }
.hero-badges span { padding: 8px 13px; border: 1px solid rgba(78,129,131,.24); border-radius: 999px; background: rgba(255,255,255,.68); color: var(--teal-900); font-size: .87rem; font-weight: 800; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; }
.hero-panel { position: relative; padding: 34px; border: 1px solid rgba(78,129,131,.22); border-radius: var(--radius-lg); background: rgba(255,255,255,.76); backdrop-filter: blur(18px); box-shadow: var(--shadow-lg); }
.hero-panel::before { content: ""; position: absolute; inset: 12px; border: 1px solid rgba(147,183,184,.26); border-radius: 24px; pointer-events: none; }
.hero-panel__brand { display: flex; align-items: center; gap: 18px; margin-bottom: 28px; position: relative; }
.hero-panel__brand img { width: 84px; height: 84px; border-radius: 24px; }
.hero-panel__brand h2 { margin: 0; font-family: var(--font-serif); font-size: 1.55rem; letter-spacing: .08em; }
.hero-panel__brand p { margin: 4px 0 0; color: var(--teal-700); font-size: .9rem; }
.path-card { position: relative; display: grid; grid-template-columns: 56px 1fr; gap: 16px; padding: 20px; border-radius: 20px; background: var(--cream-50); border: 1px solid var(--cream-200); }
.path-card + .path-card { margin-top: 14px; }
.path-no { display: grid; place-items: center; width: 56px; height: 56px; border-radius: 18px; background: var(--teal-150); color: var(--teal-900); font-family: var(--font-serif); font-size: 1.4rem; font-weight: 800; }
.path-card h3 { margin: 0 0 3px; font-size: 1.05rem; }
.path-card p { margin: 0; color: var(--ink-500); font-size: .9rem; }
.hero-panel__footer { display: flex; justify-content: space-between; gap: 14px; margin-top: 22px; padding-top: 19px; border-top: 1px dashed var(--teal-300); color: var(--ink-700); font-size: .86rem; }

.stat-strip { position: relative; z-index: 4; margin-top: -62px; }
.stats { display: grid; grid-template-columns: repeat(4,1fr); background: var(--white); border: 1px solid rgba(78,129,131,.17); border-radius: 24px; box-shadow: var(--shadow-lg); overflow: hidden; }
.stat { padding: 28px 20px; text-align: center; position: relative; }
.stat + .stat::before { content: ""; position: absolute; left: 0; top: 24%; bottom: 24%; width: 1px; background: var(--teal-150); }
.stat strong { display: block; font-family: var(--font-serif); color: var(--teal-900); font-size: 2rem; line-height: 1.1; }
.stat span { display: block; margin-top: 8px; color: var(--ink-500); font-size: .88rem; }

.split-intro { display: grid; grid-template-columns: .9fr 1.1fr; gap: 72px; align-items: center; }
.intro-visual { min-height: 470px; position: relative; border-radius: var(--radius-lg); overflow: hidden; background: linear-gradient(145deg,var(--teal-900),var(--teal-500)); box-shadow: var(--shadow-lg); }
.intro-visual::after { content: "脈"; position: absolute; right: 22px; bottom: -80px; color: rgba(255,255,255,.12); font-family: var(--font-serif); font-size: 22rem; line-height: 1; }
.pulse-line { position: absolute; inset: 0; opacity: .72; background: url("data:image/svg+xml,%3Csvg viewBox='0 0 600 420' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M0 240h86l25-70 45 155 47-240 50 300 45-145h58l21-55 38 110 38-55H600' stroke='white' stroke-width='4' fill='none' opacity='.75'/%3E%3C/svg%3E") center/92% auto no-repeat; }
.intro-quote { position: absolute; left: 30px; right: 30px; bottom: 30px; padding: 25px; background: rgba(255,255,255,.92); border-radius: 20px; color: var(--teal-950); z-index: 2; }
.intro-quote strong { font-family: var(--font-serif); font-size: 1.35rem; }
.intro-quote p { margin: 7px 0 0; color: var(--ink-700); }
.intro-copy h2 { margin: 12px 0 20px; font-family: var(--font-serif); font-size: clamp(2.25rem,4vw,3.4rem); line-height: 1.25; }
.intro-copy > p { color: var(--ink-700); font-size: 1.07rem; }
.principle-list { display: grid; gap: 14px; margin-top: 28px; }
.principle { display: grid; grid-template-columns: 46px 1fr; gap: 14px; align-items: start; padding: 17px; border: 1px solid var(--teal-150); background: var(--white); border-radius: 17px; }
.principle-icon { width: 46px; height: 46px; display: grid; place-items: center; border-radius: 14px; background: var(--teal-150); color: var(--teal-900); font-weight: 900; }
.principle h3 { margin: 1px 0 3px; font-size: 1rem; }
.principle p { margin: 0; color: var(--ink-500); font-size: .9rem; }

.feature-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 18px; }
.feature-card { padding: 28px; border-radius: var(--radius-md); background: var(--white); border: 1px solid rgba(78,129,131,.15); box-shadow: var(--shadow-sm); transition: transform .25s ease, box-shadow .25s ease; }
.feature-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-lg); }
.icon-box { width: 54px; height: 54px; display: grid; place-items: center; margin-bottom: 19px; border-radius: 16px; color: var(--teal-900); background: var(--teal-150); }
.icon-box svg { width: 28px; height: 28px; stroke: currentColor; fill: none; stroke-width: 1.8; }
.feature-card h3 { margin: 0 0 8px; font-size: 1.08rem; }
.feature-card p { margin: 0; color: var(--ink-500); font-size: .93rem; }

.audience-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; align-items: stretch; }
.audience-card, .notice-card { padding: 34px; border-radius: var(--radius-md); }
.audience-card { background: var(--white); border: 1px solid rgba(78,129,131,.18); box-shadow: var(--shadow-sm); }
.audience-card h3, .notice-card h3 { margin: 0 0 16px; font-family: var(--font-serif); font-size: 1.45rem; }
.check-list { display: grid; gap: 12px; margin: 0; padding: 0; list-style: none; }
.check-list li { position: relative; padding-left: 31px; color: var(--ink-700); }
.check-list li::before { content: "✓"; position: absolute; left: 0; top: 1px; display: grid; place-items: center; width: 21px; height: 21px; border-radius: 50%; background: var(--teal-150); color: var(--teal-900); font-size: .76rem; font-weight: 900; }
.notice-card { background: var(--teal-900); color: var(--white); position: relative; overflow: hidden; }
.notice-card::after { content: "專業"; position: absolute; right: -15px; bottom: -58px; font-family: var(--font-serif); font-size: 8rem; color: rgba(255,255,255,.06); }
.notice-card p { margin: 0 0 17px; color: rgba(255,255,255,.78); position: relative; z-index: 2; }
.notice-card .small-note { padding-top: 17px; border-top: 1px solid rgba(255,255,255,.18); font-size: .88rem; }

.course-shell { display: grid; grid-template-columns: 290px 1fr; gap: 42px; align-items: start; }
.course-summary { position: sticky; top: 104px; padding: 28px; border-radius: var(--radius-md); background: var(--white); border: 1px solid rgba(78,129,131,.18); box-shadow: var(--shadow-sm); }
.course-summary--dark { background: rgba(255,255,255,.07); border-color: rgba(255,255,255,.16); color: var(--white); }
.course-summary h3 { margin: 0 0 6px; font-family: var(--font-serif); font-size: 1.45rem; }
.course-summary > p { margin: 0 0 24px; color: var(--ink-500); font-size: .92rem; }
.course-summary--dark > p { color: rgba(255,255,255,.68); }
.summary-list { display: grid; gap: 0; margin: 0; }
.summary-list div { display: flex; justify-content: space-between; gap: 16px; padding: 13px 0; border-top: 1px solid var(--teal-150); }
.course-summary--dark .summary-list div { border-color: rgba(255,255,255,.13); }
.summary-list dt { color: var(--ink-500); font-size: .87rem; }
.course-summary--dark .summary-list dt { color: rgba(255,255,255,.6); }
.summary-list dd { margin: 0; text-align: right; font-weight: 800; }
.course-content h2 { margin: 7px 0 18px; font-family: var(--font-serif); font-size: clamp(2.35rem,4vw,3.4rem); line-height: 1.2; }
.course-content > p { margin: 0 0 28px; color: var(--ink-700); font-size: 1.05rem; }
.section--teal .course-content > p { color: rgba(255,255,255,.72); }
.goal-grid { display: grid; grid-template-columns: repeat(2,1fr); gap: 11px; margin: 28px 0 34px; }
.goal { padding: 14px 16px; border-radius: 14px; background: var(--teal-150); color: var(--teal-950); font-size: .9rem; font-weight: 700; }
.section--teal .goal { background: rgba(255,255,255,.09); color: var(--white); border: 1px solid rgba(255,255,255,.08); }
.lesson-list { display: grid; gap: 14px; }
.lesson-card { border-radius: 20px; background: var(--white); border: 1px solid rgba(78,129,131,.16); overflow: hidden; }
.section--teal .lesson-card { background: rgba(255,255,255,.075); border-color: rgba(255,255,255,.14); }
.lesson-head { display: grid; grid-template-columns: 54px 1fr auto; gap: 16px; align-items: center; padding: 20px; }
.lesson-no { width: 54px; height: 54px; display: grid; place-items: center; border-radius: 16px; background: var(--teal-150); color: var(--teal-950); font-family: var(--font-serif); font-size: 1.18rem; font-weight: 800; }
.section--teal .lesson-no { background: var(--teal-500); color: var(--teal-950); }
.lesson-title h3 { margin: 0 0 3px; font-size: 1.05rem; }
.lesson-title p { margin: 0; color: var(--ink-500); font-size: .86rem; }
.section--teal .lesson-title p { color: rgba(255,255,255,.57); }
.lesson-time { padding: 7px 11px; border-radius: 999px; background: var(--cream-100); color: var(--teal-900); font-size: .77rem; font-weight: 800; white-space: nowrap; }
.section--teal .lesson-time { background: rgba(255,255,255,.11); color: var(--teal-300); }
.lesson-body { padding: 0 20px 22px 90px; }
.lesson-body ul { display: grid; grid-template-columns: repeat(2,1fr); gap: 7px 22px; margin: 0; padding-left: 18px; color: var(--ink-700); font-size: .9rem; }
.section--teal .lesson-body ul { color: rgba(255,255,255,.75); }
.lesson-objective { margin-top: 14px; padding: 12px 14px; border-left: 3px solid var(--sand-500); background: var(--cream-100); color: var(--ink-700); font-size: .88rem; }
.section--teal .lesson-objective { background: rgba(255,255,255,.07); color: rgba(255,255,255,.78); }

.compare-wrap { overflow-x: auto; border-radius: var(--radius-md); box-shadow: var(--shadow-sm); }
.compare-table { width: 100%; min-width: 760px; border-collapse: collapse; background: var(--white); }
.compare-table th, .compare-table td { padding: 18px 20px; text-align: left; border-bottom: 1px solid var(--cream-200); }
.compare-table thead th { background: var(--teal-900); color: var(--white); font-size: .93rem; }
.compare-table thead th:first-child { width: 21%; }
.compare-table tbody th { color: var(--teal-900); font-size: .92rem; }
.compare-table tbody tr:hover { background: var(--cream-100); }

.system-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 16px; counter-reset: sys; }
.system-card { position: relative; padding: 29px 24px 25px; border-radius: 20px; background: var(--white); border: 1px solid rgba(78,129,131,.17); }
.system-card::before { counter-increment: sys; content: "0" counter(sys); display: block; margin-bottom: 32px; color: var(--teal-500); font-family: var(--font-serif); font-size: 2.1rem; font-weight: 700; }
.system-card:not(:last-child)::after { content: ""; position: absolute; right: -17px; top: 51px; width: 18px; height: 1px; background: var(--sand-500); }
.system-card h3 { margin: 0 0 8px; }
.system-card p { margin: 0; color: var(--ink-500); font-size: .9rem; }

.faculty-page { overflow: hidden; }
.founder-spotlight { display: grid; grid-template-columns: minmax(320px,.82fr) minmax(0,1.18fr); margin-bottom: 56px; overflow: hidden; border: 1px solid rgba(78,129,131,.18); border-radius: var(--radius-lg); background: var(--white); box-shadow: var(--shadow-lg); }
.founder-photo-wrap { position: relative; min-height: 590px; overflow: hidden; background: var(--teal-150); }
.founder-photo { width: 100%; height: 100%; position: absolute; inset: 0; object-fit: cover; }
.founder-photo-wrap::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg,transparent 62%,rgba(23,63,66,.62)); pointer-events: none; }
.founder-photo-caption { position: absolute; left: 28px; right: 28px; bottom: 24px; z-index: 1; color: rgba(255,255,255,.9); font-size: .73rem; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; }
.founder-copy { align-self: center; padding: 48px clamp(32px,5vw,68px); }
.founder-copy h3 { display: flex; align-items: baseline; gap: 9px; margin: 10px 0 12px; font-family: var(--font-serif); color: var(--teal-950); font-size: clamp(2.5rem,5vw,4rem); line-height: 1.1; }
.founder-copy h3 small, .person-card h3 small { font-family: var(--font-sans); color: var(--ink-500); font-size: .42em; font-weight: 700; }
.role-chips { display: flex; flex-wrap: wrap; gap: 7px; }
.role-chips span { display: inline-flex; padding: 5px 10px; border: 1px solid rgba(78,129,131,.2); border-radius: 999px; background: var(--teal-150); color: var(--teal-900); font-size: .72rem; font-weight: 800; }
.founder-meta { margin: 25px 0 0; }
.founder-meta div { display: grid; grid-template-columns: 54px 1fr; gap: 14px; padding: 10px 0; border-top: 1px solid var(--cream-200); }
.founder-meta dt { color: var(--ink-500); font-size: .78rem; }
.founder-meta dd { margin: 0; color: var(--ink-700); font-size: .9rem; font-weight: 700; }
.founder-lead { margin: 23px 0 0; color: var(--teal-950); font-family: var(--font-serif); font-size: 1.12rem; font-weight: 700; }
.founder-letter, .person-details { margin-top: 22px; border-top: 1px solid var(--cream-200); }
.founder-letter summary, .person-details summary { display: flex; align-items: center; justify-content: space-between; gap: 14px; padding: 16px 0 0; color: var(--teal-900); font-size: .86rem; font-weight: 900; cursor: pointer; list-style: none; }
.founder-letter summary::-webkit-details-marker, .person-details summary::-webkit-details-marker { display: none; }
.founder-letter summary::after, .person-details summary::after { content: "+"; display: grid; place-items: center; width: 27px; height: 27px; flex: 0 0 auto; border-radius: 50%; background: var(--teal-150); font-size: 1.1rem; transition: transform .2s ease; }
.founder-letter[open] summary::after, .person-details[open] summary::after { transform: rotate(45deg); }
.founder-letter summary:focus-visible, .person-details summary:focus-visible, .faculty-tab:focus-visible { outline: 3px solid rgba(201,166,107,.55); outline-offset: 3px; }
.founder-letter__body { padding-top: 7px; }
.founder-letter__body p { margin: 14px 0 0; color: var(--ink-700); font-size: .94rem; }
.faculty-directory { padding-top: 4px; }
.faculty-tabs { display: flex; justify-content: center; gap: 8px; margin-bottom: 18px; padding: 6px; overflow-x: auto; scrollbar-width: thin; }
.faculty-tab { min-width: max-content; padding: 11px 18px; border: 1px solid var(--teal-150); border-radius: 999px; background: var(--white); color: var(--ink-700); font-weight: 800; cursor: pointer; transition: background .2s ease,color .2s ease,border-color .2s ease; }
.faculty-tab:hover { border-color: var(--teal-500); color: var(--teal-900); }
.faculty-tab.is-active { border-color: var(--teal-900); background: var(--teal-900); color: var(--white); }
.faculty-tab-note { min-height: 1.75em; max-width: 720px; margin: 0 auto 30px; color: var(--ink-500); text-align: center; font-size: .9rem; }
.people-grid { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 22px; align-items: start; }
.person-card { overflow: hidden; border-radius: var(--radius-md); background: var(--white); border: 1px solid rgba(78,129,131,.16); box-shadow: var(--shadow-sm); }
.person-photo-wrap { position: relative; aspect-ratio: 4/5; overflow: hidden; background: var(--teal-150); }
.person-photo-wrap::after { content: ""; position: absolute; inset: auto 0 0; height: 24%; background: linear-gradient(transparent,rgba(23,63,66,.2)); pointer-events: none; }
.person-photo { width: 100%; height: 100%; object-fit: cover; transition: transform .45s ease; }
.person-card:hover .person-photo { transform: scale(1.025); }
.person-card__body { padding: 25px 24px 27px; }
.person-card h3 { display: flex; align-items: baseline; gap: 7px; margin: 13px 0 5px; font-family: var(--font-serif); font-size: 1.6rem; }
.person-identity { min-height: 3.15em; margin: 0; color: var(--teal-800); font-weight: 700; font-size: .87rem; line-height: 1.58; }
.person-education { margin: 15px 0 0; padding-top: 13px; border-top: 1px solid var(--cream-200); color: var(--ink-700); font-size: .83rem; }
.person-education strong { display: block; margin-bottom: 2px; color: var(--ink-500); font-size: .72rem; letter-spacing: .1em; }
.person-summary { margin: 14px 0 0; color: var(--ink-700); font-size: .88rem; }
.person-details { margin-top: 17px; }
.person-details__body { padding-top: 7px; }
.person-detail-section { padding-top: 13px; }
.person-detail-section + .person-detail-section { margin-top: 12px; border-top: 1px solid var(--cream-200); }
.person-detail-section h4 { margin: 0 0 6px; color: var(--ink-500); font-size: .74rem; letter-spacing: .08em; }
.person-detail-section ul { margin: 0; padding-left: 18px; color: var(--ink-700); font-size: .84rem; }
.person-detail-section li + li { margin-top: 4px; }
.person-detail-section p { margin: 0; color: var(--teal-900); font-family: var(--font-serif); font-size: .9rem; }

.class-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 18px; }
.class-card { padding: 26px; border-radius: var(--radius-md); background: var(--white); border: 1px solid rgba(78,129,131,.17); box-shadow: var(--shadow-sm); }
.class-card__top { display: flex; justify-content: space-between; align-items: center; gap: 12px; margin-bottom: 22px; }
.city-chip { font-family: var(--font-serif); font-size: 1.35rem; font-weight: 800; }
.status-chip { padding: 5px 9px; border-radius: 999px; background: var(--teal-150); color: var(--teal-900); font-size: .72rem; font-weight: 800; }
.detail-list { margin: 0; }
.detail-list div { display: grid; grid-template-columns: 86px 1fr; gap: 12px; padding: 12px 0; border-top: 1px solid var(--cream-200); }
.detail-list dt { color: var(--ink-500); font-size: .82rem; }
.detail-list dd { margin: 0; text-align: right; color: var(--ink-700); font-size: .88rem; font-weight: 700; }

.price-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 18px; }
.price-card { position: relative; padding: 32px; border-radius: var(--radius-md); background: var(--white); border: 1px solid rgba(78,129,131,.17); box-shadow: var(--shadow-sm); }
.price-card.is-featured { background: var(--teal-900); color: var(--white); transform: translateY(-8px); }
.price-card .label { color: var(--teal-700); font-size: .82rem; font-weight: 900; letter-spacing: .12em; }
.price-card.is-featured .label { color: var(--teal-300); }
.price-card h3 { margin: 8px 0 6px; font-family: var(--font-serif); font-size: 1.5rem; }
.price { margin: 18px 0; color: var(--teal-900); font-family: var(--font-serif); font-size: 1.65rem; font-weight: 800; }
.price-card.is-featured .price { color: var(--white); }
.price-card ul { margin: 0; padding-left: 19px; color: var(--ink-700); font-size: .9rem; }
.price-card.is-featured ul { color: rgba(255,255,255,.75); }
.price-note { margin: 22px auto 0; max-width: 680px; text-align: center; color: var(--ink-500); font-size: .88rem; }

.steps { display: grid; grid-template-columns: repeat(4,1fr); gap: 16px; counter-reset: steps; }
.step { position: relative; padding: 25px 22px; border-radius: 20px; background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.13); }
.step::before { counter-increment: steps; content: counter(steps); display: grid; place-items: center; width: 38px; height: 38px; margin-bottom: 18px; border-radius: 50%; background: var(--teal-500); color: var(--teal-950); font-weight: 900; }
.step h3 { margin: 0 0 6px; font-size: 1rem; }
.step p { margin: 0; color: rgba(255,255,255,.66); font-size: .86rem; }
.registration-cta { display: flex; align-items: center; justify-content: space-between; gap: 28px; margin-top: 38px; padding: 28px 30px; border-radius: 22px; background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.14); }
.registration-cta h3 { margin: 0; font-family: var(--font-serif); font-size: 1.45rem; }
.registration-cta p { margin: 5px 0 0; color: rgba(255,255,255,.67); }
.registration-cta .actions { display: flex; gap: 10px; flex-wrap: wrap; min-width: max-content; }

.faq { max-width: 900px; margin: auto; display: grid; gap: 12px; }
.accordion-item { border-radius: 16px; background: var(--white); border: 1px solid rgba(78,129,131,.17); overflow: hidden; }
.accordion-button { width: 100%; display: flex; align-items: center; justify-content: space-between; gap: 20px; padding: 19px 21px; border: 0; background: transparent; text-align: left; cursor: pointer; font-weight: 800; }
.accordion-button::after { content: "+"; display: grid; place-items: center; width: 27px; height: 27px; flex: 0 0 auto; border-radius: 50%; background: var(--teal-150); color: var(--teal-900); font-size: 1.2rem; transition: transform .25s ease; }
.accordion-item.is-open .accordion-button::after { transform: rotate(45deg); }
.accordion-panel { display: grid; grid-template-rows: 0fr; transition: grid-template-rows .3s ease; }
.accordion-item.is-open .accordion-panel { grid-template-rows: 1fr; }
.accordion-panel > div { overflow: hidden; }
.accordion-panel p { margin: 0; padding: 0 21px 20px; color: var(--ink-700); font-size: .93rem; }

.contact-card { display: grid; grid-template-columns: 1.15fr .85fr; gap: 30px; padding: 42px; border-radius: var(--radius-lg); background: linear-gradient(135deg,var(--teal-900),var(--teal-700)); color: var(--white); box-shadow: var(--shadow-lg); }
.contact-card h2 { margin: 0 0 12px; font-family: var(--font-serif); font-size: clamp(2rem,4vw,3rem); }
.contact-card p { margin: 0; color: rgba(255,255,255,.73); }
.contact-actions { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 25px; }
.contact-meta { padding: 24px; border-radius: 20px; background: rgba(255,255,255,.09); border: 1px solid rgba(255,255,255,.14); }
.contact-meta dl { margin: 0; }
.contact-meta div { display: flex; justify-content: space-between; gap: 20px; padding: 12px 0; border-top: 1px solid rgba(255,255,255,.13); }
.contact-meta div:first-child { border-top: 0; }
.contact-meta dt { color: rgba(255,255,255,.56); font-size: .82rem; }
.contact-meta dd { margin: 0; text-align: right; font-size: .86rem; font-weight: 700; }

.site-footer { padding: 52px 0 94px; background: #102f31; color: rgba(255,255,255,.7); }
.footer-grid { display: grid; grid-template-columns: 1fr auto; gap: 40px; align-items: end; }
.footer-brand { display: flex; align-items: center; gap: 15px; }
.footer-brand img { width: 52px; height: 52px; border-radius: 15px; }
.footer-brand strong { display: block; color: var(--white); font-family: var(--font-serif); font-size: 1.15rem; letter-spacing: .08em; }
.footer-brand small { display: block; margin-top: 3px; }
.footer-note { max-width: 720px; margin: 20px 0 0; font-size: .82rem; }
.footer-copy { text-align: right; font-size: .78rem; }

.mobile-cta { display: none; }
.toast { position: fixed; left: 50%; bottom: 30px; z-index: 300; transform: translate(-50%,20px); padding: 12px 18px; border-radius: 999px; background: var(--ink-900); color: var(--white); box-shadow: var(--shadow-lg); opacity: 0; pointer-events: none; transition: .25s ease; font-size: .88rem; }
.toast.is-showing { opacity: 1; transform: translate(-50%,0); }
.reveal { opacity: 1; transform: none; }
.js .reveal { opacity: 0; transform: translateY(22px); transition: opacity .7s ease, transform .7s ease; }
.js .reveal.is-visible { opacity: 1; transform: none; }

@media (max-width: 1040px) {
  .main-nav { position: fixed; left: 20px; right: 20px; top: 86px; display: none; padding: 16px; flex-direction: column; align-items: stretch; gap: 2px; background: var(--white); border: 1px solid var(--teal-150); border-radius: 18px; box-shadow: var(--shadow-lg); }
  .main-nav.is-open { display: flex; }
  .main-nav a { padding: 11px 13px; border-radius: 10px; }
  .main-nav a:hover { background: var(--cream-100); }
  .main-nav a::after { display: none; }
  .menu-toggle { display: block; }
  .header-actions .btn { display: none; }
  .hero-grid { grid-template-columns: 1fr; gap: 38px; }
  .hero-panel { max-width: 700px; }
  .split-intro, .course-shell { grid-template-columns: 1fr; }
  .course-summary { position: static; }
  .feature-grid, .class-grid, .price-grid { grid-template-columns: repeat(2,1fr); }
  .system-grid { grid-template-columns: repeat(2,1fr); }
  .system-card::after { display: none; }
  .founder-spotlight { grid-template-columns: minmax(280px,.82fr) minmax(0,1.18fr); }
  .founder-photo-wrap { min-height: 540px; }
  .people-grid { grid-template-columns: repeat(2,minmax(0,1fr)); }
  .steps { grid-template-columns: repeat(2,1fr); }
}

@media (max-width: 720px) {
  .container { width: min(100% - 28px, var(--max)); }
  .section { padding: 76px 0; }
  .header-inner { height: 70px; }
  .brand-copy small { display: none; }
  .hero { min-height: auto; }
  .hero-grid { padding: 68px 0 112px; }
  .hero h1 { font-size: clamp(2.65rem,13vw,4.1rem); }
  .hero-lead { font-size: 1rem; }
  .hero-panel { padding: 24px 20px; }
  .hero-panel__brand img { width: 68px; height: 68px; border-radius: 19px; }
  .hero-panel__brand h2 { font-size: 1.28rem; }
  .hero-panel__footer { flex-direction: column; }
  .stat-strip { margin-top: -48px; }
  .stats { grid-template-columns: repeat(2,1fr); }
  .stat:nth-child(3)::before { display: none; }
  .stat:nth-child(n+3) { border-top: 1px solid var(--teal-150); }
  .split-intro { gap: 34px; }
  .intro-visual { min-height: 390px; }
  .feature-grid, .audience-grid, .class-grid, .price-grid, .people-grid, .goal-grid { grid-template-columns: 1fr; }
  .course-content h2 { font-size: 2.35rem; }
  .lesson-head { grid-template-columns: 48px 1fr; }
  .lesson-no { width: 48px; height: 48px; }
  .lesson-time { grid-column: 2; justify-self: start; }
  .lesson-body { padding: 0 18px 20px; }
  .lesson-body ul { grid-template-columns: 1fr; }
  .system-grid, .steps { grid-template-columns: 1fr; }
  .founder-spotlight { grid-template-columns: 1fr; }
  .founder-photo-wrap { min-height: auto; aspect-ratio: 4/5; }
  .founder-copy { padding: 34px 24px 38px; }
  .founder-copy h3 { font-size: 2.55rem; }
  .faculty-tabs { justify-content: flex-start; margin-inline: -14px; padding-inline: 14px; }
  .faculty-tab-note { text-align: left; }
  .person-identity { min-height: 0; }
  .price-card.is-featured { transform: none; }
  .registration-cta { align-items: flex-start; flex-direction: column; }
  .registration-cta .actions { min-width: 0; }
  .contact-card { grid-template-columns: 1fr; padding: 30px 24px; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-copy { text-align: left; }
  .mobile-cta { position: fixed; left: 12px; right: 12px; bottom: 10px; z-index: 180; display: grid; grid-template-columns: 1fr 1.25fr; gap: 8px; padding: 8px; border-radius: 18px; background: rgba(255,253,248,.94); backdrop-filter: blur(16px); border: 1px solid rgba(78,129,131,.2); box-shadow: var(--shadow-lg); transform: translateY(130%); opacity: 0; pointer-events: none; transition: transform .25s ease, opacity .25s ease; }
  .mobile-cta.is-visible { transform: translateY(0); opacity: 1; pointer-events: auto; }
  .mobile-cta .btn { min-height: 44px; padding: 0 13px; font-size: .84rem; }
}

/* Section-based pages: content remains fully available when JavaScript is unavailable. */
.js body[data-page-ready] [data-page] { display: none; }
.js body[data-page-ready] [data-page].is-active-page { display: block; }

body[data-page-ready] main { min-height: calc(100vh - 240px); }

@media (max-width: 720px) {
  body[data-page-ready] .section:first-child { padding-top: 54px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .reveal { opacity: 1; transform: none; }
}