:root {
  --ink: #173631;
  --ink-soft: #46645f;
  --forest: #123f3a;
  --forest-2: #1e6259;
  --teal: #3b8f82;
  --mist: #eaf4f1;
  --sky: #eef7f8;
  --ivory: #fbfcf7;
  --paper: #ffffff;
  --gold: #dcae55;
  --gold-pale: #f7e7bd;
  --line: rgba(23, 54, 49, .14);
  --shadow: 0 24px 70px rgba(13, 54, 48, .13);
  --serif: "Noto Serif TC", "Songti TC", serif;
  --sans: "Noto Sans TC", "PingFang TC", "Microsoft JhengHei", sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--ivory);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.75;
  text-rendering: optimizeLegibility;
}
a { color: inherit; }
img { display: block; max-width: 100%; }
button, a { -webkit-tap-highlight-color: transparent; }

.skip-link {
  position: fixed;
  top: 8px;
  left: 8px;
  z-index: 200;
  transform: translateY(-150%);
  padding: 10px 16px;
  background: white;
  border-radius: 8px;
}
.skip-link:focus { transform: translateY(0); }

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  width: 100%;
  min-height: 72px;
  padding: 12px clamp(20px, 4.5vw, 76px);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  background: rgba(251, 252, 247, .9);
  border-bottom: 1px solid rgba(23, 54, 49, .08);
  backdrop-filter: blur(16px);
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  font-size: .94rem;
  font-weight: 600;
  text-decoration: none;
  letter-spacing: .06em;
}
.brand-mark {
  width: 35px;
  height: 35px;
  display: grid;
  place-items: center;
  color: white;
  background: var(--forest);
  border-radius: 50% 50% 44% 56%;
  font-family: var(--serif);
  font-size: .9rem;
}
nav { display: flex; align-items: center; gap: 28px; margin-left: auto; }
nav a {
  color: var(--ink-soft);
  font-size: .9rem;
  font-weight: 500;
  text-decoration: none;
}
nav a:hover { color: var(--forest); }
.header-cta {
  padding: 9px 19px;
  color: white;
  background: var(--forest);
  border-radius: 999px;
  font-size: .9rem;
  font-weight: 600;
  text-decoration: none;
}

.hero {
  position: relative;
  max-width: 1540px;
  min-height: calc(100vh - 72px);
  margin: 0 auto;
  padding: clamp(46px, 6vw, 94px) clamp(20px, 4.5vw, 76px) 80px;
  display: grid;
  grid-template-columns: minmax(0, .92fr) minmax(420px, 1.08fr);
  align-items: center;
  gap: clamp(42px, 6vw, 90px);
  overflow: hidden;
}
.hero::before {
  content: "";
  position: absolute;
  width: 560px;
  height: 560px;
  left: -300px;
  bottom: -250px;
  border: 1px solid rgba(59, 143, 130, .18);
  border-radius: 50%;
  box-shadow: 0 0 0 64px rgba(59, 143, 130, .035), 0 0 0 128px rgba(59, 143, 130, .025);
  pointer-events: none;
}
.hero-copy { position: relative; z-index: 2; }
.eyebrow, .kicker {
  margin: 0 0 16px;
  color: var(--teal);
  font-size: .78rem;
  font-weight: 700;
  letter-spacing: .16em;
  text-transform: uppercase;
}
.eyebrow { display: flex; align-items: center; gap: 10px; }
.eyebrow span { width: 34px; height: 1px; background: var(--gold); }
h1, h2, h3, p { margin-top: 0; }
h1 {
  margin-bottom: 26px;
  font-family: var(--serif);
  font-size: clamp(2.6rem, 5vw, 5rem);
  line-height: 1.18;
  letter-spacing: -.035em;
}
h1 em { color: var(--forest-2); font-style: normal; }
.hero-lead {
  max-width: 640px;
  margin-bottom: 30px;
  color: var(--ink-soft);
  font-size: clamp(1rem, 1.3vw, 1.14rem);
  line-height: 1.95;
}
.event-strip {
  max-width: 650px;
  margin-bottom: 30px;
  padding: 18px 0;
  display: grid;
  grid-template-columns: 1.35fr 1fr;
  row-gap: 14px;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.event-strip > div { padding: 0 20px; border-right: 1px solid var(--line); }
.event-strip > div:first-child { padding-left: 0; }
.event-strip > div:last-child { border-right: 0; }
.event-label { display: block; color: #718a85; font-size: .72rem; letter-spacing: .12em; }
.event-strip strong { display: block; margin-top: 1px; font-size: .98rem; white-space: normal; }
.event-strip > div:first-child { grid-column: 1 / -1; padding: 0 0 14px; border-right: 0; border-bottom: 1px solid var(--line); }
.event-strip > div:nth-child(2) { padding-left: 0; }
.hero-actions { display: flex; align-items: center; gap: 24px; flex-wrap: wrap; }
.button {
  min-height: 54px;
  padding: 13px 24px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 13px;
  border-radius: 999px;
  font-weight: 700;
  text-decoration: none;
  box-shadow: 0 10px 28px rgba(18, 63, 58, .12);
  transition: transform .25s ease, box-shadow .25s ease, background .25s ease;
}
.button:hover { transform: translateY(-2px); box-shadow: 0 15px 34px rgba(18, 63, 58, .2); }
.button-primary { color: white; background: var(--forest); }
.button-primary:hover { background: #0c312d; }
.button-primary span, .button-light span { font-size: 1.15rem; }
.text-link { color: var(--forest-2); font-weight: 600; text-decoration: none; border-bottom: 1px solid rgba(30, 98, 89, .3); }
.microcopy { margin: 12px 0 0 12px; color: #748984; font-size: .79rem; }

.hero-visual {
  position: relative;
  padding: 16px 16px 58px 0;
}
.hero-visual::before {
  content: "";
  position: absolute;
  inset: -26px -34px 20px 42px;
  z-index: -1;
  background: linear-gradient(140deg, rgba(207, 233, 226, .82), rgba(235, 244, 238, .14));
  border-radius: 48% 52% 38% 62% / 38% 42% 58% 62%;
}
.hero-visual img {
  width: 100%;
  aspect-ratio: 16 / 10.3;
  object-fit: cover;
  object-position: 53% center;
  border-radius: 5px 110px 5px 110px;
  box-shadow: var(--shadow);
}
.hero-note {
  position: absolute;
  right: -14px;
  bottom: 20px;
  width: min(330px, 70%);
  padding: 21px 26px;
  display: flex;
  align-items: center;
  gap: 18px;
  color: white;
  background: rgba(18, 63, 58, .94);
  border: 1px solid rgba(255, 255, 255, .15);
  box-shadow: 0 18px 50px rgba(8, 42, 37, .24);
  backdrop-filter: blur(12px);
}
.hero-note p { margin: 0; font-size: .88rem; line-height: 1.65; }
.hero-note strong { color: var(--gold-pale); font-family: var(--serif); font-size: 1.02rem; }
.note-line { width: 30px; height: 1px; flex: 0 0 auto; background: var(--gold); }

.section { max-width: 1240px; margin: 0 auto; padding: clamp(82px, 10vw, 140px) 24px; }
.section-heading { max-width: 800px; margin: 0 auto 58px; text-align: center; }
.section-heading.compact { max-width: 690px; }
.section-heading h2, .keys-intro h2, .details-copy h2, .final-inner h2 {
  margin-bottom: 20px;
  font-family: var(--serif);
  font-size: clamp(2rem, 3.7vw, 3.4rem);
  line-height: 1.35;
  letter-spacing: -.025em;
}
.section-heading p:not(.kicker), .keys-intro > p:last-child, .details-copy > p, .final-inner > p { color: var(--ink-soft); line-height: 1.9; }

.visual-overview { padding-top: 90px; padding-bottom: 80px; }
.visual-overview-heading { margin-bottom: 46px; }
.recognition { padding-top: 70px; }
.course-visual {
  margin: 0 auto 58px;
  text-align: center;
}
.course-visual--compact { max-width: 820px; }
.course-visual--wide { max-width: 1160px; }
.course-visual--top { margin-bottom: 66px; }
.course-visual--top-last { margin-bottom: 0; }
.course-visual--program { margin-top: 58px; margin-bottom: 0; }
.image-frame {
  display: block;
  background: white;
  border: 1px solid rgba(23, 54, 49, .11);
  border-radius: 20px;
  box-shadow: 0 24px 65px rgba(18, 63, 58, .12);
  overflow: hidden;
}
.image-frame img {
  width: 100%;
  height: auto;
}
.course-visual figcaption {
  max-width: 780px;
  margin: 16px auto 0;
  color: var(--ink-soft);
  font-size: .88rem;
  line-height: 1.75;
}
.symptom-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.symptom-grid article {
  min-height: 245px;
  padding: 30px 26px;
  background: white;
  border: 1px solid var(--line);
  border-radius: 20px;
  box-shadow: 0 12px 35px rgba(20, 65, 59, .05);
}
.symptom-grid article:nth-child(even) { transform: translateY(24px); }
.symptom-grid span { color: var(--gold); font-size: .76rem; font-weight: 700; letter-spacing: .15em; }
.symptom-grid h3 { margin: 44px 0 10px; font-family: var(--serif); font-size: 1.2rem; line-height: 1.55; }
.symptom-grid p { margin: 0; color: var(--ink-soft); font-size: .92rem; }

.three-keys {
  max-width: 1380px;
  margin: 40px auto;
  padding: clamp(64px, 7vw, 92px) clamp(28px, 7vw, 105px);
  display: grid;
  grid-template-columns: .9fr 1.1fr;
  gap: clamp(50px, 8vw, 120px);
  align-items: center;
  color: white;
  background: radial-gradient(circle at 90% 10%, rgba(90, 170, 154, .26), transparent 38%), var(--forest);
  border-radius: 6px 100px 6px 100px;
  overflow: hidden;
}
.kicker.light { color: #a7d8cf; }
.keys-intro > p:last-child { color: #c8ddd8; }
.key-list { counter-reset: keys; }
.key-list > div {
  padding: 26px 0;
  display: grid;
  grid-template-columns: 100px 1fr;
  gap: 22px;
  border-bottom: 1px solid rgba(255, 255, 255, .14);
}
.key-list > div:last-child { border-bottom: 0; }
.key-list b { color: var(--gold-pale); font-family: var(--serif); font-size: 1.4rem; }
.key-list span { color: #e1efec; }

.program { max-width: 1320px; }
.program-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.program-card {
  position: relative;
  min-height: 300px;
  padding: 30px 26px;
  background: white;
  border: 1px solid var(--line);
  border-radius: 18px;
  overflow: hidden;
  transition: transform .3s ease, box-shadow .3s ease;
}
.program-card:hover { transform: translateY(-5px); box-shadow: 0 20px 48px rgba(18, 63, 58, .1); }
.program-card::after {
  content: "";
  position: absolute;
  right: -45px;
  bottom: -65px;
  width: 130px;
  height: 130px;
  border: 1px solid rgba(59, 143, 130, .14);
  border-radius: 50%;
}
.program-number { color: var(--gold); font-family: var(--serif); font-size: 1.7rem; }
.program-type { margin: 28px 0 8px; color: var(--teal); font-size: .74rem; font-weight: 700; letter-spacing: .08em; }
.program-card h3 { margin-bottom: 13px; font-family: var(--serif); font-size: 1.17rem; line-height: 1.5; }
.program-card > p:last-child { color: var(--ink-soft); font-size: .9rem; }
.program-note {
  max-width: 970px;
  margin: 38px auto 0;
  padding: 28px 34px;
  display: grid;
  grid-template-columns: 240px 1fr;
  gap: 30px;
  align-items: center;
  background: var(--mist);
  border-left: 3px solid var(--teal);
  border-radius: 0 16px 16px 0;
}
.program-note strong { font-family: var(--serif); font-size: 1.1rem; }
.program-note p { margin: 0; color: var(--ink-soft); font-size: .92rem; }

.details {
  padding: clamp(84px, 9vw, 125px) 24px;
  background: linear-gradient(180deg, #eaf4f1 0%, #eef7f5 100%);
}
.details-wrap {
  max-width: 1160px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.1fr .9fr;
  align-items: center;
  gap: clamp(55px, 8vw, 110px);
}
.details-copy h2 { max-width: 650px; }
.check-list { margin: 38px 0 0; padding: 0; list-style: none; }
.check-list li { padding: 20px 0; display: grid; grid-template-columns: 34px 1fr; gap: 16px; border-bottom: 1px solid rgba(23, 54, 49, .12); }
.check-list li > span {
  width: 27px;
  height: 27px;
  display: grid;
  place-items: center;
  color: white;
  background: var(--teal);
  border-radius: 50%;
  font-size: .75rem;
}
.check-list strong { display: block; margin-bottom: 3px; }
.check-list p { margin: 0; color: var(--ink-soft); font-size: .9rem; }
.price-panel {
  padding: clamp(34px, 4.5vw, 54px);
  background: white;
  border: 1px solid rgba(255, 255, 255, .8);
  border-radius: 8px 60px 8px 60px;
  box-shadow: var(--shadow);
}
.price-caption { margin-bottom: 5px; color: var(--teal); font-size: .76rem; font-weight: 700; letter-spacing: .12em; }
.price-panel h3 { margin-bottom: 8px; font-family: var(--serif); font-size: 1.25rem; }
.price-old { color: #8a9a96; font-size: .9rem; text-decoration: line-through; }
.price { margin: 8px 0 0; display: flex; align-items: baseline; gap: 12px; flex-wrap: wrap; }
.price span { color: var(--ink-soft); font-size: .83rem; }
.price strong { color: var(--forest); font-family: var(--serif); font-size: 2.15rem; }
.price.small strong { font-size: 1.7rem; }
.price-overseas { color: #718680; font-size: .82rem; }
.price-panel hr { margin: 27px 0; border: 0; border-top: 1px solid var(--line); }
.price-panel .full { width: 100%; margin-top: 25px; }
.panel-footnote { margin: 12px 0 0; color: #7a8e89; font-size: .78rem; text-align: center; }

.audience { max-width: 1030px; }
.audience-list { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.audience-list p {
  margin: 0;
  padding: 20px 24px;
  display: flex;
  align-items: flex-start;
  gap: 17px;
  background: white;
  border: 1px solid var(--line);
  border-radius: 14px;
  color: var(--ink-soft);
}
.audience-list p:last-child { grid-column: 1 / -1; }
.audience-list span { color: var(--gold); font-size: .74rem; font-weight: 700; letter-spacing: .12em; }

.guide { max-width: 1210px; padding-top: 50px; }
.guide-card {
  padding: clamp(42px, 6vw, 82px);
  display: grid;
  grid-template-columns: minmax(210px, 260px) 1fr;
  gap: clamp(26px, 3.2vw, 44px);
  align-items: start;
  color: white;
  background: linear-gradient(145deg, #164c45, #0c302c);
  border-radius: 6px 80px 6px 80px;
  box-shadow: var(--shadow);
}
.guide-label {
  display: inline-block;
  margin-bottom: 24px;
  color: #9bcfc5;
  font-size: .77rem;
  font-weight: 700;
  letter-spacing: .16em;
}
.guide-name p { color: #a8d1ca; font-size: .76rem; font-weight: 600; letter-spacing: .08em; }
.guide-name h2 { color: var(--gold-pale); font-family: var(--serif); font-size: clamp(2.6rem, 4.8vw, 4.4rem); letter-spacing: .12em; }
.guide-bio > p { color: #d7e7e4; }
.credibility { margin: 32px 0; padding: 25px 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; border-top: 1px solid rgba(255,255,255,.15); border-bottom: 1px solid rgba(255,255,255,.15); }
.credibility strong { display: block; color: white; font-family: var(--serif); font-size: 1.55rem; }
.credibility span { display: block; color: #a8c9c3; font-size: .76rem; }
.guide-note { margin-bottom: 0; font-size: .86rem; }

.faq { max-width: 890px; padding-top: 80px; }
.faq-list details { border-top: 1px solid var(--line); }
.faq-list details:last-child { border-bottom: 1px solid var(--line); }
.faq-list summary {
  padding: 24px 4px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  cursor: pointer;
  font-weight: 600;
  list-style: none;
}
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary span { color: var(--teal); font-size: 1.25rem; transition: transform .25s ease; }
.faq-list details[open] summary span { transform: rotate(45deg); }
.faq-list details p { margin: -4px 44px 24px 4px; color: var(--ink-soft); }

.final-cta {
  position: relative;
  margin: 20px 24px 0;
  padding: clamp(80px, 10vw, 135px) 24px;
  color: white;
  background: var(--forest);
  border-radius: 8px 100px 8px 8px;
  overflow: hidden;
}
.final-glow {
  position: absolute;
  top: -180px;
  left: 50%;
  width: 580px;
  height: 580px;
  background: radial-gradient(circle, rgba(232, 201, 124, .2), transparent 65%);
  transform: translateX(-50%);
  pointer-events: none;
}
.final-inner { position: relative; max-width: 780px; margin: 0 auto; text-align: center; }
.final-inner > p { color: #ccdfdb; }
.button-light { margin-top: 20px; color: var(--forest); background: white; }
.button-light:hover { background: var(--gold-pale); }
.final-note { display: block; margin-top: 12px; color: #a4c2bc; font-size: .78rem; }
footer {
  min-height: 130px;
  padding: 34px clamp(24px, 5vw, 80px) 90px;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 35px;
  color: #71827e;
  font-size: .78rem;
}
footer p { margin: 0; }

.mobile-cta { display: none; }
.reveal { opacity: 1; transform: none; }
.js .reveal { opacity: 0; transform: translateY(24px); transition: opacity .7s ease, transform .7s ease; }
.js .reveal.is-visible { opacity: 1; transform: translateY(0); }

a:focus-visible, summary:focus-visible {
  outline: 3px solid #e4b85c;
  outline-offset: 4px;
}

@media (max-width: 1100px) {
  nav { display: none; }
  .hero { grid-template-columns: 1fr 1fr; gap: 42px; }
  .program-grid { grid-template-columns: repeat(2, 1fr); }
  .symptom-grid { grid-template-columns: repeat(2, 1fr); }
  .symptom-grid article:nth-child(even) { transform: none; }
  .guide-card { grid-template-columns: 210px 1fr; gap: 30px; }
}

@media (max-width: 820px) {
  body { padding-bottom: 78px; }
  .site-header { min-height: 64px; padding: 10px 20px; }
  .brand { font-size: .83rem; }
  .brand-mark { width: 32px; height: 32px; }
  .header-cta { display: none; }
  .hero {
    min-height: auto;
    padding-top: 50px;
    grid-template-columns: 1fr;
    gap: 50px;
  }
  .hero-visual { max-width: 680px; }
  .hero-visual img { border-radius: 4px 75px 4px 75px; }
  .three-keys { margin: 20px 14px; grid-template-columns: 1fr; border-radius: 5px 60px 5px 60px; }
  .details-wrap { grid-template-columns: 1fr; }
  .guide-card { grid-template-columns: 1fr; }
  .guide-bio { grid-column: auto; }
  .mobile-cta {
    position: fixed;
    z-index: 120;
    left: 12px;
    right: 12px;
    bottom: 10px;
    padding: 10px 10px 10px 18px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    color: white;
    background: rgba(12, 48, 44, .96);
    border: 1px solid rgba(255, 255, 255, .14);
    border-radius: 16px;
    box-shadow: 0 14px 38px rgba(7, 33, 30, .28);
    backdrop-filter: blur(12px);
  }
  .mobile-cta div { line-height: 1.3; }
  .mobile-cta small { display: block; color: #a9cbc5; font-size: .68rem; }
  .mobile-cta strong { font-size: .82rem; }
  .mobile-cta a { padding: 10px 17px; color: var(--forest); background: white; border-radius: 999px; font-size: .82rem; font-weight: 700; text-decoration: none; white-space: nowrap; }
}

@media (max-width: 600px) {
  .hero { padding: 38px 20px 64px; }
  h1 { font-size: clamp(2.35rem, 11vw, 3.4rem); }
  .hero-lead { line-height: 1.85; }
  .event-strip { grid-template-columns: 1fr 1fr; gap: 15px 0; }
  .event-strip > div { padding: 0 14px; }
  .event-strip > div:first-child { grid-column: 1 / -1; padding-bottom: 14px; border-right: 0; border-bottom: 1px solid var(--line); }
  .event-strip > div:nth-child(2) { padding-left: 0; }
  .hero-actions { align-items: flex-start; flex-direction: column; gap: 18px; }
  .hero-actions .button { width: 100%; }
  .microcopy { margin-left: 0; text-align: center; }
  .hero-visual { padding-right: 0; }
  .hero-note { right: -2px; width: 84%; }
  .section { padding-left: 20px; padding-right: 20px; }
  .section-heading { margin-bottom: 40px; text-align: left; }
  .course-visual { margin-bottom: 42px; }
  .visual-overview { padding-top: 68px; padding-bottom: 54px; }
  .course-visual--top { margin-bottom: 48px; }
  .course-visual--top-last { margin-bottom: 0; }
  .course-visual--program { margin-top: 46px; margin-bottom: 0; }
  .image-frame { border-radius: 12px; }
  .course-visual figcaption { padding: 0 8px; font-size: .82rem; text-align: left; }
  .symptom-grid, .program-grid, .audience-list { grid-template-columns: 1fr; }
  .symptom-grid article { min-height: auto; }
  .symptom-grid h3 { margin-top: 28px; }
  .program-card { min-height: auto; }
  .program-note { padding: 24px; grid-template-columns: 1fr; gap: 8px; }
  .key-list > div { grid-template-columns: 78px 1fr; }
  .audience-list p:last-child { grid-column: auto; }
  .details { padding-left: 16px; padding-right: 16px; }
  .price-panel { border-radius: 7px 42px 7px 42px; }
  .guide { padding-left: 14px; padding-right: 14px; }
  .guide-card { padding: 38px 28px; grid-template-columns: 1fr; border-radius: 6px 55px 6px 55px; }
  .guide-name { text-align: left; }
  .guide-bio { grid-column: 1; }
  .credibility { grid-template-columns: 1fr; }
  .final-cta { margin: 0 10px; padding-left: 20px; padding-right: 20px; border-radius: 6px 60px 6px 6px; }
  footer { padding-left: 20px; padding-right: 20px; flex-direction: column; gap: 10px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition-duration: .01ms !important; animation-duration: .01ms !important; }
  .reveal { opacity: 1; transform: none; }
}