:root {
  --ink: #071d3c;
  --ink-soft: #173153;
  --royal: #06458b;
  --royal-bright: #0a55a8;
  --royal-deep: #03346c;
  --gold: #bf9b5f;
  --gold-deep: #a77e3d;
  --champagne: #e8d2a9;
  --gold-light: #f3e3c2;
  --paper: #faf8f2;
  --paper-blue: #f3f6fa;
  --white: #ffffff;
  --muted: #5f6d80;
  --line: rgba(7, 29, 60, 0.14);
  --line-gold: rgba(191, 155, 95, 0.32);
  --line-green: #06c755;
  --line-green-deep: #006b2d;
  --shadow-blue: 0 34px 90px rgba(3, 38, 80, 0.22);
  --shadow-soft: 0 30px 80px rgba(28, 56, 87, 0.12);
  --radius-xl: 42px;
  --radius-lg: 30px;
  --max: 1240px;
  --motion: cubic-bezier(0.32, 0.72, 0, 1);
  /* 官方 4U monogram 底紋。由 make-cis-pattern.mjs 從 assets/influence-cis.png
     裁出無縫磚（178×223，白線 + 透明，峰值不透明度 0.14），不是重畫的。
     影片端用同一塊底紋的不透明版本，見 ../../08-vertical-video-method.md。 */
  --cis-pattern: url("assets/cis-pattern.png");
  --cis-pattern-size: 178px 223px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 116px;
}

body {
  margin: 0;
  overflow-x: hidden;
  color: var(--ink);
  background: var(--paper);
  font-family:
    "PingFang TC", "Noto Sans TC", "Hiragino Sans CNS", "Microsoft JhengHei",
    system-ui, sans-serif;
  line-height: 1.7;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

img,
video,
svg {
  display: block;
  max-width: 100%;
}

a {
  color: inherit;
}

a:focus-visible,
button:focus-visible,
summary:focus-visible,
video:focus-visible {
  outline: 3px solid var(--royal-deep);
  outline-offset: 4px;
}

.hero a:focus-visible,
.video-section a:focus-visible,
.video-section video:focus-visible,
.final-cta a:focus-visible,
.site-footer a:focus-visible {
  outline-color: var(--gold-light);
}

.skip-link {
  position: fixed;
  z-index: 60;
  top: 12px;
  left: 12px;
  padding: 10px 16px;
  color: var(--white);
  background: var(--ink);
  border-radius: 10px;
  transform: translateY(-180%);
  transition: transform 480ms var(--motion);
}

.skip-link:focus {
  transform: translateY(0);
}

.site-header {
  position: fixed;
  z-index: 40;
  top: 18px;
  right: 50%;
  width: min(calc(100% - 40px), var(--max));
  min-height: 72px;
  padding: 9px 10px 9px 20px;
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 28px;
  align-items: center;
  color: var(--ink);
  background: rgba(255, 255, 255, 0.93);
  border: 1px solid rgba(255, 255, 255, 0.72);
  border-radius: 999px;
  box-shadow: 0 14px 48px rgba(2, 27, 60, 0.1);
  backdrop-filter: blur(18px);
  transform: translateX(50%);
  transition:
    background 620ms var(--motion),
    box-shadow 620ms var(--motion),
    transform 620ms var(--motion);
}

.site-header.is-scrolled {
  background: rgba(255, 255, 255, 0.97);
  box-shadow: 0 22px 64px rgba(2, 27, 60, 0.17);
  transform: translateX(50%) translateY(-4px);
}

.brand {
  min-height: 48px;
  display: inline-flex;
  align-items: center;
}

.brand img {
  width: auto;
  height: 37px;
  object-fit: contain;
}

.site-nav {
  justify-self: center;
  display: flex;
  align-items: center;
  gap: clamp(20px, 2.5vw, 40px);
}

.site-nav a {
  position: relative;
  color: var(--ink-soft);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-decoration: none;
}

.site-nav a::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: -8px;
  left: 0;
  height: 1px;
  background: var(--gold);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 580ms var(--motion);
}

.site-nav a:hover::after {
  transform: scaleX(1);
  transform-origin: left;
}

.header-cta {
  min-height: 50px;
  padding: 6px 7px 6px 20px;
  color: var(--ink);
  background: var(--champagne);
  border-radius: 999px;
  font-size: 0.86rem;
  font-weight: 900;
  letter-spacing: 0.04em;
  text-decoration: none;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.72);
  transition:
    transform 620ms var(--motion),
    background 620ms var(--motion);
}

.header-cta:hover {
  background: var(--gold-light);
  transform: translateY(-2px);
}

.button-with-island {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
}

.button-island {
  width: 36px;
  height: 36px;
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: rgba(7, 29, 60, 0.09);
  transition: transform 620ms var(--motion);
}

.button-with-island:hover .button-island,
.button-line:hover .button-island {
  transform: translate(3px, -2px) scale(1.06);
}

.hero {
  position: relative;
  min-height: 100dvh;
  padding: 154px max(5vw, 28px) 164px;
  display: grid;
  grid-template-columns: minmax(0, 0.94fr) minmax(470px, 0.96fr);
  gap: clamp(56px, 6vw, 110px);
  align-items: center;
  overflow: hidden;
  color: var(--white);
  background:
    radial-gradient(circle at 10% 16%, rgba(255, 255, 255, 0.08), transparent 29rem),
    radial-gradient(circle at 90% 8%, rgba(232, 210, 169, 0.16), transparent 26rem),
    linear-gradient(132deg, var(--royal-deep), var(--royal) 58%, #0a4b91);
}

.hero-pattern,
.video-pattern,
.final-pattern {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image: var(--cis-pattern);
  background-size: var(--cis-pattern-size);
}

.hero-pattern {
  opacity: 0.7;
  mask-image: linear-gradient(100deg, black, rgba(0, 0, 0, 0.34) 68%, transparent);
}

.hero-copy,
.cis-figure {
  position: relative;
  z-index: 2;
}

.course-lockup {
  margin: 0 0 28px;
  display: flex;
  align-items: center;
  gap: 14px;
  color: var(--gold-light);
  font-size: 0.78rem;
  font-weight: 900;
  letter-spacing: 0.2em;
}

.course-lockup span {
  padding: 7px 12px;
  border: 1px solid rgba(243, 227, 194, 0.42);
  border-radius: 999px;
}

.course-lockup strong {
  font-size: 0.86rem;
  letter-spacing: 0.16em;
}

.hero h1 {
  max-width: 760px;
  margin: 0;
  font-size: clamp(4.5rem, 7vw, 8rem);
  line-height: 0.96;
  letter-spacing: -0.075em;
}

.hero h1 span {
  display: block;
  margin-top: 0.14em;
  color: var(--gold-light);
}

.hero-lead {
  max-width: 690px;
  margin: 34px 0 0;
  color: rgba(255, 255, 255, 0.91);
  font-size: clamp(1.12rem, 1.65vw, 1.46rem);
  line-height: 1.78;
}

.hero-audience {
  margin: 13px 0 0;
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.96rem;
}

.hero-actions {
  margin: 34px 0 39px;
  display: flex;
  gap: 24px;
  align-items: center;
  flex-wrap: wrap;
}

.button {
  min-height: 58px;
  padding: 9px 9px 9px 25px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 0;
  border-radius: 999px;
  font-weight: 900;
  text-decoration: none;
  transition:
    transform 680ms var(--motion),
    box-shadow 680ms var(--motion),
    background 680ms var(--motion);
}

.button:hover {
  transform: translateY(-3px);
}

.button:active,
.header-cta:active {
  transform: scale(0.98);
}

.button-primary {
  color: var(--ink);
  background: linear-gradient(135deg, var(--gold-light), var(--champagne));
  box-shadow: 0 18px 52px rgba(232, 210, 169, 0.22);
}

.button-primary:hover {
  box-shadow: 0 24px 66px rgba(232, 210, 169, 0.34);
}

.text-link {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--white);
  font-weight: 800;
  text-decoration-color: rgba(255, 255, 255, 0.36);
  text-underline-offset: 8px;
  transition:
    color 580ms var(--motion),
    transform 580ms var(--motion);
}

.text-link span {
  color: var(--gold-light);
  transition: transform 580ms var(--motion);
}

.text-link:hover {
  color: var(--gold-light);
  transform: translateX(3px);
}

.text-link:hover span {
  transform: translate(3px, 2px);
}

.hero-facts {
  margin: 0;
  padding: 25px 0 0;
  display: flex;
  gap: 0;
  border-top: 1px solid rgba(255, 255, 255, 0.22);
}

.hero-facts div {
  min-width: 0;
  flex: 1 1 0;
  padding: 0 22px;
  border-left: 1px solid rgba(255, 255, 255, 0.18);
}

.hero-facts div:first-child {
  padding-left: 0;
  border-left: 0;
}

.hero-facts dt {
  color: rgba(255, 255, 255, 0.66);
  font-size: 0.74rem;
  letter-spacing: 0.14em;
}

.hero-facts dd {
  margin: 6px 0 0;
  color: var(--white);
  font-size: 0.94rem;
  font-weight: 800;
}

.source-note {
  max-width: 690px;
  margin: 15px 0 0;
  color: rgba(255, 255, 255, 0.72);
  font-size: 0.8rem;
}

.cis-figure {
  justify-self: end;
  width: min(100%, 680px);
  margin: 0;
  padding-right: 18px;
  transform: rotate(1.1deg);
  transition: transform 900ms var(--motion);
}

.cis-figure:hover {
  transform: rotate(0deg) translateY(-7px);
}

.cis-bezel {
  padding: 8px;
  background:
    linear-gradient(145deg, rgba(255, 255, 255, 0.48), rgba(255, 255, 255, 0.06)),
    linear-gradient(135deg, var(--gold-light), var(--gold-deep));
  border: 1px solid rgba(255, 255, 255, 0.35);
  border-radius: 34px;
  box-shadow: var(--shadow-blue);
}

.cis-core {
  overflow: hidden;
  background: var(--white);
  border-radius: 26px;
  box-shadow:
    inset 0 1px 1px rgba(255, 255, 255, 0.76),
    inset 0 0 0 1px rgba(7, 29, 60, 0.1);
}

.cis-core img {
  width: 100%;
  height: auto;
}

.cis-figure figcaption {
  margin: 17px 14px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.76rem;
}

.cis-figure figcaption span {
  color: var(--gold-light);
  font-weight: 800;
  letter-spacing: 0.12em;
}

.hero-chevron {
  position: absolute;
  z-index: 3;
  right: 0;
  bottom: -1px;
  left: 0;
  height: 98px;
  pointer-events: none;
}

.hero-chevron::before,
.hero-chevron::after {
  content: "";
  position: absolute;
  inset: 0;
  clip-path: polygon(0 19%, 50% 89%, 100% 19%, 100% 100%, 0 100%);
}

.hero-chevron::before {
  background: var(--gold);
}

.hero-chevron::after {
  top: 10px;
  background: var(--paper);
}

.brand-thesis {
  width: min(calc(100% - 48px), 1080px);
  margin: 0 auto;
  padding: 116px 0 104px;
  display: grid;
  grid-template-columns: 180px minmax(0, 1fr);
  gap: clamp(34px, 7vw, 92px);
  align-items: center;
}

/* 官方影響力 icon 本身就有外圈，因此不再加圓框與內嵌環，避免雙層圓。 */
.thesis-mark {
  width: 172px;
  height: 172px;
  display: grid;
  place-items: center;
}

.thesis-mark img {
  width: 148px;
  height: 148px;
  object-fit: contain;
  filter: drop-shadow(0 18px 40px rgba(6, 69, 139, 0.16));
}

.section-index {
  margin: 0 0 20px;
  color: var(--royal);
  font-size: 0.78rem;
  font-weight: 900;
  letter-spacing: 0.2em;
  text-transform: uppercase;
}

.brand-thesis h2 {
  margin: 0;
  color: var(--royal);
  font-size: clamp(3rem, 6vw, 6.4rem);
  line-height: 1;
  letter-spacing: -0.06em;
}

.brand-thesis h2 span {
  color: var(--gold-deep);
}

.brand-thesis div > p:last-child {
  max-width: 720px;
  margin: 24px 0 0;
  color: var(--muted);
  font-size: 1.08rem;
}

.signal-strip {
  min-height: 94px;
  padding: 18px max(5vw, 28px);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: clamp(30px, 5vw, 76px);
  color: var(--white);
  background:
    linear-gradient(90deg, rgba(3, 52, 108, 0.92), rgba(6, 69, 139, 0.96)),
    var(--cis-pattern);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.12);
}

.signal-label {
  margin: 0;
  padding: 8px 14px;
  color: var(--royal-deep);
  background: var(--gold-light);
  border-radius: 999px;
  font-size: 0.68rem;
  font-weight: 900;
  letter-spacing: 0.16em;
  white-space: nowrap;
}

.signal-items {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: clamp(16px, 3.2vw, 46px);
}

.signal-items p {
  margin: 0;
  font-size: clamp(0.86rem, 1.25vw, 1.02rem);
  font-weight: 900;
  letter-spacing: 0.11em;
  white-space: nowrap;
}

.signal-items span {
  color: var(--champagne);
  font-size: 0.64rem;
}

.section-shell {
  width: min(calc(100% - 48px), var(--max));
  margin-inline: auto;
  padding-block: 132px;
}

.section-intro {
  max-width: 940px;
}

.section-intro h2,
.video-copy h2,
.audience-lead h2,
.final-cta h2 {
  margin: 0;
  font-size: clamp(3rem, 5.5vw, 6rem);
  line-height: 1.05;
  letter-spacing: -0.06em;
}

.section-intro > p:last-child,
.video-copy > p,
.audience-lead > p:last-child {
  max-width: 760px;
  margin: 27px 0 0;
  color: var(--muted);
  font-size: 1.08rem;
}

.friction {
  padding-bottom: 152px;
}

.friction-list {
  margin-top: 76px;
  display: grid;
  grid-template-columns: minmax(0, 1.18fr) minmax(340px, 0.82fr);
  grid-template-rows: repeat(2, minmax(235px, auto));
  gap: 22px;
}

.friction-list article {
  padding: 7px;
  background: rgba(6, 69, 139, 0.09);
  border: 1px solid rgba(6, 69, 139, 0.1);
  border-radius: 38px;
  box-shadow: var(--shadow-soft);
}

.friction-list article:first-child {
  grid-row: 1 / span 2;
  min-height: 540px;
  background: rgba(6, 69, 139, 0.13);
}

.friction-list article:nth-child(2) {
  background: rgba(232, 210, 169, 0.38);
  border-color: rgba(191, 155, 95, 0.24);
}

.friction-list article:nth-child(3) {
  background: rgba(7, 29, 60, 0.11);
  border-color: rgba(7, 29, 60, 0.12);
}

.friction-list .card-core {
  height: 100%;
  min-height: 100%;
  padding: clamp(31px, 4vw, 52px);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  color: var(--white);
  background:
    radial-gradient(circle at 85% 5%, rgba(255, 255, 255, 0.1), transparent 18rem),
    var(--royal);
  border-radius: 30px;
  box-shadow: inset 0 1px 1px rgba(255, 255, 255, 0.17);
}

.friction-list article:nth-child(2) .card-core {
  color: var(--ink);
  background: var(--white);
}

.friction-list article:nth-child(3) .card-core {
  background:
    radial-gradient(circle at 90% 0, rgba(191, 155, 95, 0.22), transparent 14rem),
    var(--ink);
}

.friction-list .number {
  margin: 0 0 54px;
  color: var(--gold-light);
  font-size: 0.82rem;
  font-weight: 900;
  letter-spacing: 0.18em;
}

.friction-list article:nth-child(2) .number {
  color: var(--gold-deep);
}

.friction-list h3,
.day-copy h3,
.audience-list h3 {
  margin: 0 0 14px;
  font-size: clamp(1.35rem, 2.1vw, 2rem);
  line-height: 1.32;
}

.friction-list article:first-child h3 {
  max-width: 620px;
  font-size: clamp(2.2rem, 4vw, 4.25rem);
  letter-spacing: -0.045em;
}

.friction-list .card-core div > p {
  max-width: 570px;
  margin: 0;
  color: rgba(255, 255, 255, 0.72);
}

.friction-list article:nth-child(2) .card-core div > p {
  color: var(--muted);
}

.quote-bezel {
  width: min(calc(100% - 48px), 1440px);
  margin: 22px auto 0;
  padding: 8px;
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.74), rgba(255, 255, 255, 0.04)),
    linear-gradient(135deg, var(--gold-light), var(--gold-deep));
  border: 1px solid rgba(191, 155, 95, 0.22);
  border-radius: 52px;
  box-shadow: var(--shadow-soft);
}

.quote-section {
  display: grid;
  grid-template-columns: minmax(390px, 0.84fr) minmax(0, 1.16fr);
  align-items: stretch;
  overflow: hidden;
  color: var(--white);
  background: var(--royal-deep);
  border-radius: 44px;
  box-shadow: inset 0 1px 1px rgba(255, 255, 255, 0.13);
}

.quote-media {
  position: relative;
  min-height: 650px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: clamp(28px, 3vw, 48px);
  /* 影片是 9:16 直式，不做滿版裁切；改用深藍底紋襯底、影片完整置中。 */
  background:
    linear-gradient(140deg, rgba(3, 52, 108, 0.55), rgba(3, 38, 80, 0.9)),
    var(--cis-pattern);
  background-size: auto, var(--cis-pattern-size);
}

.quote-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 27%;
}

.quote-video {
  width: auto;
  height: 100%;
  max-height: 620px;
  aspect-ratio: 9 / 16;
  object-fit: cover;
  border-radius: 26px;
  background: #000;
  box-shadow:
    0 0 0 1px rgba(243, 227, 194, 0.4),
    0 26px 60px rgba(0, 12, 30, 0.5);
}

blockquote {
  position: relative;
  margin: 0;
  padding: clamp(56px, 8vw, 124px);
  display: flex;
  flex-direction: column;
  justify-content: center;
  overflow: hidden;
  background:
    radial-gradient(circle at 88% 12%, rgba(232, 210, 169, 0.18), transparent 20rem),
    var(--royal-deep);
}

blockquote::before {
  content: "";
  position: absolute;
  inset: 0;
  opacity: 0.54;
  background-image: var(--cis-pattern);
  mask-image: linear-gradient(120deg, transparent 10%, black);
}

blockquote p,
blockquote footer {
  position: relative;
  z-index: 1;
}

blockquote p {
  margin: 0;
  color: var(--gold-light);
  font-family: "Songti TC", "Noto Serif TC", "PMingLiU", serif;
  font-size: clamp(2.4rem, 4.2vw, 4.8rem);
  line-height: 1.35;
  letter-spacing: -0.035em;
}

blockquote footer {
  margin-top: 36px;
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.9rem;
}

.three-days {
  padding-top: 168px;
}

.day-track {
  position: relative;
  margin-top: 78px;
  border-top: 1px solid var(--line-gold);
}

.day-track article {
  min-height: 260px;
  padding: 48px 22px;
  display: grid;
  grid-template-columns: 140px minmax(0, 1fr) minmax(180px, 0.38fr);
  gap: clamp(24px, 5vw, 76px);
  align-items: center;
  border-bottom: 1px solid var(--line-gold);
}

.day-track article:nth-child(2) {
  width: calc(100% - 5vw);
  margin: 18px 0 18px 5vw;
  padding-inline: clamp(28px, 4vw, 58px);
  background:
    radial-gradient(circle at 90% 0, rgba(232, 210, 169, 0.3), transparent 24rem),
    var(--paper-blue);
  border: 1px solid rgba(6, 69, 139, 0.08);
  border-radius: 32px;
  box-shadow: inset 0 1px 1px rgba(255, 255, 255, 0.9);
}

.day-number {
  margin: 0;
  color: transparent;
  font-size: clamp(5rem, 9vw, 9.2rem);
  font-weight: 900;
  line-height: 0.8;
  letter-spacing: -0.08em;
  -webkit-text-stroke: 1px rgba(191, 155, 95, 0.6);
}

.day-label {
  margin: 0 0 13px;
  color: var(--royal);
  font-size: 0.76rem;
  font-weight: 900;
  letter-spacing: 0.19em;
}

.day-copy h3 {
  color: var(--ink);
  font-size: clamp(1.65rem, 2.7vw, 2.55rem);
}

.day-copy > p:last-child {
  max-width: 620px;
  margin: 0;
  color: var(--muted);
}

.day-keyword {
  margin: 0;
  padding-left: 25px;
  color: var(--royal);
  border-left: 2px solid var(--champagne);
  font-size: 0.88rem;
  font-weight: 900;
  letter-spacing: 0.08em;
}

.video-section {
  position: relative;
  overflow: hidden;
  color: var(--white);
  background:
    radial-gradient(circle at 88% 16%, rgba(232, 210, 169, 0.16), transparent 28rem),
    linear-gradient(130deg, var(--royal-deep), var(--royal));
}

.video-pattern {
  opacity: 0.46;
  mask-image: linear-gradient(100deg, transparent, black 65%);
}

.full-video {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 0.88fr) minmax(430px, 0.72fr);
  gap: clamp(58px, 8vw, 124px);
  align-items: center;
}

.video-copy .section-index {
  color: var(--gold-light);
}

.video-copy h2 {
  color: var(--white);
}

.video-copy > p {
  color: rgba(255, 255, 255, 0.74);
}

.video-copy ul {
  margin: 36px 0 0;
  padding: 0;
  list-style: none;
}

.video-copy li {
  padding: 14px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.17);
}

.video-copy li::before {
  content: "◆";
  margin-right: 13px;
  color: var(--gold-light);
  font-size: 0.68rem;
}

.video-bezel {
  padding: 8px;
  background:
    linear-gradient(145deg, rgba(255, 255, 255, 0.42), rgba(255, 255, 255, 0.04)),
    linear-gradient(135deg, var(--gold-light), var(--gold-deep));
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: 42px;
  box-shadow: 0 35px 95px rgba(1, 27, 62, 0.38);
  transform: rotate(1deg);
  transition: transform 900ms var(--motion);
}

.video-bezel:hover {
  transform: rotate(0deg) translateY(-6px);
}

.video-stage {
  padding: 17px;
  background: var(--ink);
  border-radius: 34px;
  box-shadow: inset 0 1px 1px rgba(255, 255, 255, 0.13);
}

.video-stage video {
  width: 100%;
  aspect-ratio: 1;
  object-fit: cover;
  background: #000;
  border-radius: 24px;
}

.video-stage p {
  margin: 15px 6px 1px;
  color: rgba(255, 255, 255, 0.67);
  font-size: 0.78rem;
  letter-spacing: 0.14em;
}

.audience {
  padding-top: 148px;
}

.audience-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(420px, 1.1fr);
  gap: clamp(66px, 9vw, 140px);
  align-items: start;
}

.audience-lead {
  position: sticky;
  top: 142px;
}

.audience-lead > p:last-child {
  max-width: 500px;
}

.audience-list {
  border-top: 1px solid var(--line-gold);
}

.audience-list article {
  padding: 42px 4px;
  display: grid;
  grid-template-columns: 58px minmax(0, 1fr);
  gap: 24px;
  border-bottom: 1px solid var(--line-gold);
  transition:
    transform 680ms var(--motion),
    color 680ms var(--motion);
}

.audience-list article:hover {
  transform: translateX(8px);
}

.audience-index {
  margin: 4px 0 0;
  color: var(--gold-deep);
  font-size: 0.76rem;
  font-weight: 900;
  letter-spacing: 0.16em;
}

.audience-list h3 {
  color: var(--ink);
}

.audience-list article div > p {
  margin: 0;
  color: var(--muted);
}

.faq {
  padding-top: 82px;
  padding-bottom: 154px;
}

.faq-list {
  margin-top: 62px;
  border-top: 1px solid var(--line-gold);
}

details {
  border-bottom: 1px solid var(--line-gold);
}

summary {
  padding: 29px 4px;
  display: flex;
  justify-content: space-between;
  gap: 24px;
  cursor: pointer;
  font-size: 1.16rem;
  font-weight: 900;
  list-style: none;
}

summary::-webkit-details-marker {
  display: none;
}

summary::after {
  content: "＋";
  color: var(--royal);
  font-size: 1.45rem;
  transition: transform 560ms var(--motion);
}

details[open] summary::after {
  transform: rotate(45deg);
}

details p {
  max-width: 840px;
  margin: -4px 0 0;
  padding: 0 4px 30px;
  color: var(--muted);
}

.final-cta {
  position: relative;
  overflow: hidden;
  color: var(--white);
  background:
    radial-gradient(circle at 87% 0, rgba(232, 210, 169, 0.2), transparent 30rem),
    linear-gradient(122deg, var(--royal-deep), var(--royal));
  border-top: 8px solid var(--gold);
}

.final-pattern {
  opacity: 0.46;
  mask-image: linear-gradient(90deg, transparent, black);
}

.final-cta-inner {
  position: relative;
  z-index: 1;
  width: min(calc(100% - 48px), var(--max));
  margin: 0 auto;
  padding-block: clamp(92px, 11vw, 150px);
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: clamp(50px, 8vw, 126px);
  align-items: end;
}

.final-cta-inner > div:first-child {
  max-width: 860px;
}

.eyebrow {
  margin: 0 0 24px;
  color: var(--gold-light);
  font-size: 0.78rem;
  font-weight: 900;
  letter-spacing: 0.2em;
}

.final-cta h2 {
  color: var(--white);
}

.final-cta-inner > div:first-child > p:last-child {
  max-width: 700px;
  margin: 25px 0 0;
  color: rgba(255, 255, 255, 0.72);
  font-size: 1.06rem;
}

.line-bezel {
  padding: 5px;
  background: var(--line-green);
  border: 1px solid rgba(255, 255, 255, 0.32);
  border-radius: 999px;
  box-shadow:
    0 28px 72px rgba(0, 72, 31, 0.34),
    inset 0 1px 1px rgba(255, 255, 255, 0.35);
}

.button-line {
  min-width: 365px;
  gap: 13px;
  padding: 8px 9px 8px 12px;
  color: var(--white);
  background: var(--line-green-deep);
  box-shadow: inset 0 1px 1px rgba(255, 255, 255, 0.12);
}

.button-line:hover {
  background: #005c26;
  box-shadow: inset 0 1px 1px rgba(255, 255, 255, 0.16);
}

.line-icon-island {
  width: 40px;
  height: 40px;
  flex: 0 0 auto;
  display: grid;
  place-items: center;
  color: var(--white);
  background: var(--line-green);
  border-radius: 50%;
}

.line-icon {
  width: 25px;
  height: 25px;
  flex: 0 0 auto;
  fill: currentColor;
}

.button-line .button-island {
  margin-left: auto;
  background: rgba(255, 255, 255, 0.12);
}

.site-footer {
  min-height: 134px;
  padding: 31px max(5vw, 28px) 38px;
  display: grid;
  grid-template-columns: auto auto minmax(280px, 1fr);
  gap: 34px;
  align-items: center;
  color: rgba(255, 255, 255, 0.62);
  background: #02142e;
  font-size: 0.78rem;
}

.site-footer img {
  width: 180px;
  height: auto;
}

.site-footer div {
  display: flex;
  gap: 22px;
  flex-wrap: wrap;
}

.site-footer a {
  color: var(--gold-light);
  text-underline-offset: 5px;
}

.site-footer p {
  justify-self: end;
  max-width: 560px;
  margin: 0;
  text-align: right;
}

.mobile-cta {
  display: none;
}

.js [data-reveal] {
  opacity: 0;
  filter: blur(7px);
  transform: translateY(48px);
  transition:
    opacity 900ms var(--motion),
    filter 900ms var(--motion),
    transform 900ms var(--motion);
}

.js [data-reveal].is-visible {
  opacity: 1;
  filter: blur(0);
  transform: translateY(0);
}

.js .friction-list article:nth-child(2),
.js .day-track article:nth-child(2),
.js .audience-list article:nth-child(2) {
  transition-delay: 90ms;
}

.js .friction-list article:nth-child(3),
.js .day-track article:nth-child(3),
.js .audience-list article:nth-child(3) {
  transition-delay: 170ms;
}

/* ── 講師介紹 ───────────────────────────────────────────── */

.speaker-layout {
  margin-top: clamp(48px, 6vw, 88px);
  display: grid;
  grid-template-columns: minmax(300px, 0.78fr) minmax(0, 1.22fr);
  gap: clamp(36px, 5vw, 80px);
  align-items: start;
}

.speaker-portrait {
  margin: 0;
  overflow: hidden;
  border-radius: var(--radius-lg);
  background: var(--royal-deep);
  box-shadow: var(--shadow-blue);
}

.speaker-portrait img {
  display: block;
  width: 100%;
  height: auto;
}

.speaker-eyebrow {
  margin: 0;
  color: var(--gold-deep);
  font-size: 0.82rem;
  font-weight: 900;
  letter-spacing: 0.34em;
}

.speaker-name {
  margin: 10px 0 0;
  color: var(--ink);
  font-size: clamp(2.2rem, 3.6vw, 3.4rem);
  font-weight: 400;
  letter-spacing: -0.02em;
  line-height: 1.1;
}

.speaker-name strong {
  font-weight: 300;
  letter-spacing: 0.02em;
}

.speaker-name span {
  font-size: 0.5em;
  color: var(--muted);
}

.speaker-block {
  margin-top: clamp(28px, 3.4vw, 44px);
  padding-top: clamp(24px, 3vw, 34px);
  border-top: 1px solid var(--line-gold);
}

.speaker-block h3 {
  margin: 0 0 18px;
  color: var(--royal-deep);
  font-size: 1.06rem;
  letter-spacing: 0.08em;
}

.speaker-fields,
.speaker-stats {
  margin: 0;
  padding: 0;
  list-style: none;
}

.speaker-fields {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.speaker-fields li {
  padding: 9px 18px;
  color: var(--royal-deep);
  background: var(--paper-blue);
  border: 1px solid var(--line);
  border-radius: 999px;
  font-size: 0.94rem;
  font-weight: 700;
}

.speaker-stats li {
  position: relative;
  padding-left: 26px;
  color: var(--ink-soft);
  font-size: 1rem;
  line-height: 1.85;
}

.speaker-stats li::before {
  content: "";
  position: absolute;
  left: 4px;
  top: 0.82em;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--gold);
}

.speaker-stats strong {
  color: var(--royal);
  font-size: 1.14em;
  font-weight: 900;
}

.speaker-note {
  margin: 18px 0 0;
  color: var(--muted);
  font-size: 0.8rem;
  letter-spacing: 0.02em;
}

/* ── 學員見證 ───────────────────────────────────────────── */

.testimonial-grid {
  margin: clamp(48px, 6vw, 84px) 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(22px, 2.6vw, 40px);
}

.testimonial-card {
  display: flex;
  flex-direction: column;
  overflow: hidden;
  background: var(--royal-deep);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-soft);
}

/* 六支統一成 9:16；橫式來源已在轉檔時中央裁切過，版面才不會參差。 */
.testimonial-card video {
  display: block;
  width: 100%;
  aspect-ratio: 9 / 16;
  object-fit: cover;
  background: #000;
}

.testimonial-meta {
  padding: 20px clamp(18px, 1.8vw, 26px) 24px;
  color: var(--white);
}

.testimonial-name {
  margin: 0;
  font-size: 1.06rem;
  font-weight: 900;
  letter-spacing: 0.02em;
}

.testimonial-line {
  margin: 6px 0 0;
  color: var(--champagne);
  font-size: 0.92rem;
  line-height: 1.6;
}

/* ── 亞洲企業培訓品牌 ───────────────────────────────────── */

.brandwall {
  margin-top: clamp(56px, 6vw, 96px);
  padding: clamp(36px, 4.4vw, 64px);
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-soft);
}

.brandwall-head {
  text-align: center;
  margin-bottom: clamp(30px, 3.4vw, 46px);
}

.brandwall-head h3 {
  margin: 0;
  color: var(--gold-deep);
  font-size: clamp(1.3rem, 2.1vw, 1.72rem);
  letter-spacing: 0.14em;
}

.brandwall-head p {
  margin: 10px 0 0;
  color: var(--muted);
  font-size: 0.86rem;
}

.brandwall-grid {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: clamp(20px, 2.6vw, 40px) clamp(16px, 2.2vw, 34px);
  align-items: center;
}

.brandwall-grid li {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 72px;
}

/* 各 logo 原始寬高不一，統一限制高度、置中，維持簡章那種整齊留白。 */
.brandwall-grid img {
  max-width: 100%;
  max-height: 56px;
  width: auto;
  height: auto;
  object-fit: contain;
}

/* 85 家全部攤平在桌機約 1,770px、手機約 2,650px，會把後面的段落推得太遠。
   預設只露 18 家強牌，其餘用原生 <details> 收折：點一下展開、再點一下收起。 */
.brandwall-more {
  margin-top: clamp(26px, 3vw, 40px);
}

.brandwall-more > summary {
  margin-inline: auto;
  width: fit-content;
  padding: 12px 26px;
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--royal-deep);
  background: var(--paper-blue);
  border: 1px solid var(--line-gold);
  border-radius: 999px;
  cursor: pointer;
  font-size: 0.92rem;
  font-weight: 800;
  letter-spacing: 0.04em;
  list-style: none;
  transition:
    background var(--duration, 220ms) var(--motion),
    border-color 220ms var(--motion);
}

.brandwall-more > summary::-webkit-details-marker {
  display: none;
}

.brandwall-more > summary::after {
  content: "⌄";
  font-size: 1.1em;
  line-height: 1;
  transition: transform 260ms var(--motion);
}

.brandwall-more[open] > summary::after {
  transform: rotate(180deg);
}

.brandwall-more > summary:hover {
  background: var(--gold-light);
  border-color: var(--gold);
}

.brandwall-more > summary:focus-visible {
  outline: 3px solid var(--royal);
  outline-offset: 3px;
}

/* 兩組文案互斥：收合時顯示「查看全部」，展開後換成「收合名單」。 */
.brandwall-more[open] .brandwall-more-open,
.brandwall-more:not([open]) .brandwall-more-close {
  display: none;
}

.brandwall-more .brandwall-grid {
  margin-top: clamp(28px, 3.2vw, 44px);
  padding-top: clamp(28px, 3.2vw, 44px);
  border-top: 1px solid var(--line);
}

@media (max-width: 1080px) {
  .site-nav {
    display: none;
  }

  .site-header {
    grid-template-columns: auto 1fr auto;
  }

  .hero {
    grid-template-columns: 1fr;
    padding-top: 142px;
  }

  .hero-copy {
    max-width: 840px;
  }

  .cis-figure {
    justify-self: start;
    width: min(92%, 760px);
  }

  .friction-list {
    grid-template-columns: minmax(0, 1.05fr) minmax(310px, 0.95fr);
  }

  .quote-section {
    grid-template-columns: minmax(330px, 0.9fr) minmax(0, 1.1fr);
  }

  .full-video {
    grid-template-columns: 1fr;
  }

  .video-copy {
    max-width: 850px;
  }

  .video-bezel {
    width: min(100%, 620px);
  }

  .final-cta-inner {
    grid-template-columns: 1fr;
    align-items: start;
  }
}

@media (max-width: 980px) {
  .testimonial-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .speaker-layout {
    grid-template-columns: minmax(0, 1fr);
  }

  .speaker-portrait {
    max-width: 420px;
  }

  .brandwall-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (max-width: 560px) {
  .brandwall-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .brandwall-grid img {
    max-height: 36px;
  }

  .quote-video {
    max-height: 78vh;
  }
}

@media (max-width: 820px) {
  .site-header {
    top: 12px;
    width: calc(100% - 24px);
    min-height: 64px;
    padding: 7px 8px 7px 15px;
  }

  .brand img {
    height: 31px;
  }

  .header-cta {
    min-height: 46px;
    padding-left: 16px;
  }

  .header-cta .button-island {
    width: 32px;
    height: 32px;
  }

  .hero {
    min-height: 0;
    padding: 116px 20px 112px;
    gap: 56px;
  }

  .hero-pattern {
    mask-image: linear-gradient(180deg, black, rgba(0, 0, 0, 0.5));
  }

  .hero h1 {
    font-size: clamp(3.55rem, 13vw, 6.2rem);
  }

  .hero-lead {
    margin-top: 27px;
    font-size: 1.05rem;
  }

  .hero-facts {
    display: grid;
    grid-template-columns: 1fr;
  }

  .hero-facts div,
  .hero-facts div:first-child {
    padding: 13px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.15);
    border-left: 0;
  }

  .hero-facts div:last-child {
    border-bottom: 0;
  }

  .cis-figure {
    width: 100%;
    padding-right: 0;
    transform: none;
  }

  .cis-figure:hover {
    transform: translateY(-5px);
  }

  .cis-figure figcaption {
    align-items: flex-start;
    flex-direction: column;
    gap: 5px;
  }

  .hero-chevron {
    height: 58px;
  }

  .brand-thesis {
    width: min(calc(100% - 36px), 700px);
    padding: 92px 0 86px;
    grid-template-columns: 92px minmax(0, 1fr);
    gap: 26px;
  }

  .thesis-mark {
    width: 90px;
    height: 90px;
  }

  .thesis-mark img {
    width: 82px;
    height: 82px;
  }

  .signal-strip {
    padding-block: 22px;
    align-items: stretch;
    flex-direction: column;
    gap: 18px;
  }

  .signal-label {
    align-self: center;
  }

  .signal-items {
    width: min(100%, 620px);
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
  }

  .signal-items p {
    padding: 10px 13px;
    text-align: center;
    border: 1px solid rgba(255, 255, 255, 0.17);
    border-radius: 999px;
  }

  .signal-items p::before {
    content: "◆";
    margin-right: 9px;
    color: var(--gold-light);
    font-size: 0.56rem;
  }

  .signal-items span {
    display: none;
  }

  .section-shell,
  .quote-bezel,
  .final-cta-inner {
    width: min(calc(100% - 36px), var(--max));
  }

  .section-shell {
    padding-block: 94px;
  }

  .section-intro h2,
  .video-copy h2,
  .audience-lead h2,
  .final-cta h2 {
    font-size: clamp(2.75rem, 9vw, 4.9rem);
  }

  .friction {
    padding-bottom: 108px;
  }

  .friction-list {
    margin-top: 52px;
    grid-template-columns: 1fr;
    grid-template-rows: auto;
  }

  .friction-list article:first-child {
    grid-row: auto;
    min-height: 410px;
  }

  .friction-list article {
    min-height: 280px;
  }

  .friction-list article:first-child h3 {
    font-size: clamp(2.05rem, 7.5vw, 3.5rem);
  }

  .quote-bezel {
    padding: 6px;
    border-radius: 36px;
  }

  .quote-section {
    grid-template-columns: 1fr;
    border-radius: 30px;
  }

  .quote-media {
    min-height: 540px;
  }

  .quote-media::after {
    background: linear-gradient(0deg, rgba(3, 52, 108, 0.68), transparent 38%);
  }

  blockquote {
    padding: 58px 36px 68px;
  }

  .three-days {
    padding-top: 118px;
  }

  .day-track {
    margin-top: 58px;
  }

  .day-track article,
  .day-track article:nth-child(2) {
    width: 100%;
    min-height: 0;
    margin: 0;
    padding: 42px 4px;
    grid-template-columns: 76px minmax(0, 1fr);
    gap: 24px;
    border-right: 0;
    border-left: 0;
    border-radius: 0;
    box-shadow: none;
  }

  .day-number {
    align-self: start;
    font-size: 5.2rem;
  }

  .day-keyword {
    grid-column: 2;
    padding-left: 0;
    border-left: 0;
  }

  .video-bezel {
    width: 100%;
    transform: none;
  }

  .video-bezel:hover {
    transform: translateY(-4px);
  }

  .audience {
    padding-top: 106px;
  }

  .audience-layout {
    grid-template-columns: 1fr;
    gap: 62px;
  }

  .audience-lead {
    position: static;
  }

  .audience-list article {
    padding-block: 34px;
  }

  .faq {
    padding-top: 58px;
    padding-bottom: 108px;
  }

  .final-cta-inner {
    padding-block: 92px 118px;
  }

  .line-bezel,
  .button-line {
    width: 100%;
  }

  .button-line {
    min-width: 0;
  }

  .site-footer {
    padding-bottom: 110px;
    grid-template-columns: 1fr;
    align-items: start;
  }

  .site-footer p {
    justify-self: start;
    text-align: left;
  }

  .mobile-cta {
    position: fixed;
    z-index: 45;
    right: 12px;
    bottom: 12px;
    left: 12px;
    min-height: 58px;
    padding: 10px 22px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 11px;
    color: var(--white);
    background: var(--line-green-deep);
    border: 3px solid var(--line-green);
    border-radius: 999px;
    box-shadow: 0 20px 58px rgba(0, 70, 30, 0.35);
    font-weight: 900;
    text-decoration: none;
    transition:
      opacity 620ms var(--motion),
      transform 620ms var(--motion);
  }

  .mobile-cta.is-suppressed {
    opacity: 0;
    pointer-events: none;
    transform: translateY(125%);
  }

  .mobile-cta:focus-visible {
    outline: 2px solid var(--white);
    outline-offset: 2px;
    box-shadow:
      0 0 0 6px var(--royal-deep),
      0 20px 58px rgba(0, 70, 30, 0.35);
  }
}

@media (max-width: 520px) {
  .header-cta {
    display: none;
  }

  .site-header {
    right: auto;
    left: 12px;
    width: auto;
    min-width: 186px;
    padding-right: 20px;
    grid-template-columns: 1fr;
    transform: none;
  }

  .site-header.is-scrolled {
    transform: translateY(-4px);
  }

  .hero {
    padding-inline: 18px;
  }

  .course-lockup {
    align-items: flex-start;
    flex-direction: column;
    gap: 10px;
  }

  .hero h1 {
    font-size: clamp(3rem, 13.1vw, 4.2rem);
  }

  .hero-actions {
    align-items: stretch;
    flex-direction: column;
  }

  .button-primary {
    width: 100%;
  }

  .text-link {
    align-self: center;
  }

  .cis-bezel {
    padding: 5px;
    border-radius: 24px;
  }

  .cis-core {
    border-radius: 19px;
  }

  .brand-thesis {
    grid-template-columns: 1fr;
  }

  .brand-thesis h2 {
    font-size: clamp(2.7rem, 13vw, 4.4rem);
  }

  .signal-items {
    grid-template-columns: 1fr 1fr;
  }

  .signal-items p {
    padding-inline: 8px;
    font-size: 0.76rem;
  }

  .friction-list .card-core {
    padding: 30px 27px;
  }

  .quote-media {
    min-height: 430px;
  }

  blockquote {
    padding: 48px 27px 58px;
  }

  blockquote p {
    font-size: 2.35rem;
  }

  .day-track article,
  .day-track article:nth-child(2) {
    grid-template-columns: 58px minmax(0, 1fr);
    gap: 18px;
  }

  .day-number {
    font-size: 4.2rem;
  }

  .video-stage {
    padding: 10px;
    border-radius: 26px;
  }

  .video-stage video {
    border-radius: 19px;
  }

  .audience-list article {
    grid-template-columns: 42px minmax(0, 1fr);
    gap: 15px;
  }

  summary {
    font-size: 1.02rem;
  }

  .button-line {
    justify-content: flex-start;
    font-size: 0.84rem;
  }

  .button-line .button-island {
    width: 34px;
    height: 34px;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  .js [data-reveal] {
    opacity: 1;
    filter: none;
    transform: none;
  }
}

/* Video-first hero revision */

button,
a,
summary {
  cursor: pointer;
}

button {
  font: inherit;
}

.hero {
  position: relative;
  min-height: 0;
  padding: 136px 24px 92px;
  display: block;
  overflow: hidden;
  color: var(--ink);
  background:
    radial-gradient(circle at 11% 5%, rgba(232, 210, 169, 0.42), transparent 26rem),
    linear-gradient(115deg, var(--paper) 0 58%, #edf2f8 58% 100%);
}

.hero::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  height: 3px;
  background: linear-gradient(90deg, transparent, var(--gold), transparent);
}

.hero-pattern {
  top: 0;
  right: 0;
  left: auto;
  width: 45%;
  height: 100%;
  opacity: 0.12;
  background-color: var(--royal);
  border-bottom-left-radius: 96px;
  mask-image: none;
}

.hero-shell {
  position: relative;
  z-index: 2;
  width: min(calc(100% - 16px), 1360px);
  margin-inline: auto;
  display: grid;
  grid-template-areas:
    "copy media"
    "meta media";
  grid-template-columns: minmax(390px, 0.76fr) minmax(540px, 1.24fr);
  grid-template-rows: auto 1fr;
  column-gap: clamp(48px, 5.5vw, 92px);
  row-gap: 28px;
  align-items: start;
}

.hero-copy {
  grid-area: copy;
  max-width: 590px;
  padding-top: 26px;
}

.hero-meta {
  grid-area: meta;
  max-width: 590px;
}

.hero-media {
  grid-area: media;
  min-width: 0;
  padding: 24px;
  color: var(--white);
  background:
    radial-gradient(circle at 100% 0, rgba(232, 210, 169, 0.2), transparent 24rem),
    var(--royal-deep);
  border: 1px solid rgba(6, 69, 139, 0.12);
  border-radius: 46px;
  box-shadow: 0 38px 96px rgba(7, 29, 60, 0.2);
}

.hero .course-lockup {
  margin: 0 0 24px;
  color: var(--royal);
}

.hero .course-lockup span {
  color: var(--royal-deep);
  background: rgba(232, 210, 169, 0.45);
  border-color: rgba(167, 126, 61, 0.2);
}

.hero .course-lockup strong {
  color: var(--gold-deep);
}

.hero h1 {
  max-width: 610px;
  color: var(--ink);
  font-size: clamp(3.8rem, 4.8vw, 5.7rem);
  line-height: 0.98;
  letter-spacing: -0.075em;
}

.hero h1 .hero-title-line,
.hero h1 .hero-title-emphasis {
  display: block;
  white-space: nowrap;
}

.hero h1 .hero-title-line {
  color: var(--ink);
}

.hero h1 .hero-title-emphasis {
  margin-top: 0.08em;
  color: var(--royal);
}

.hero-lead {
  max-width: 580px;
  margin-top: 30px;
  color: var(--ink-soft);
  font-size: clamp(1.05rem, 1.35vw, 1.28rem);
  line-height: 1.78;
}

.hero-audience {
  max-width: 560px;
  margin: 0;
  color: var(--muted);
  font-size: 0.96rem;
}

.hero-actions {
  margin: 25px 0 31px;
  gap: 20px;
}

.hero .button-primary {
  color: var(--white);
  background: var(--royal);
  box-shadow: 0 18px 48px rgba(6, 69, 139, 0.2);
}

.hero .button-primary:hover {
  background: var(--royal-deep);
  box-shadow: 0 24px 62px rgba(6, 69, 139, 0.28);
}

.hero .button-primary .button-island {
  background: rgba(255, 255, 255, 0.14);
}

.hero .text-link {
  color: var(--royal-deep);
  text-decoration-color: rgba(6, 69, 139, 0.32);
}

.hero .text-link:hover,
.hero .text-link span {
  color: var(--gold-deep);
}

.hero-facts {
  padding-top: 22px;
  border-top-color: var(--line-gold);
}

.hero-facts div {
  padding-inline: 18px;
  border-left-color: var(--line-gold);
}

.hero-facts dt {
  color: var(--muted);
}

.hero-facts dd {
  color: var(--ink);
  font-size: 0.88rem;
}

.hero-media-heading {
  min-height: 58px;
  padding: 0 5px 17px;
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
}

.hero-media-heading p {
  margin: 0 0 3px;
  color: var(--gold-light);
  font-size: 0.72rem;
  font-weight: 900;
  letter-spacing: 0.13em;
}

.hero-media-heading strong {
  color: var(--white);
  font-size: 1rem;
}

.hero-media-heading > span {
  flex: 0 0 auto;
  padding: 8px 12px;
  color: var(--gold-light);
  background: rgba(255, 255, 255, 0.08);
  border-radius: 999px;
  font-size: 0.72rem;
  font-weight: 900;
  letter-spacing: 0.08em;
}

.hero-video-bezel {
  padding: 7px;
  background:
    linear-gradient(145deg, rgba(255, 255, 255, 0.58), rgba(255, 255, 255, 0.04)),
    linear-gradient(135deg, var(--gold-light), var(--gold-deep));
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: 38px;
  box-shadow: 0 30px 72px rgba(0, 21, 50, 0.34);
}

.hero-video-stage {
  position: relative;
  aspect-ratio: 1;
  overflow: hidden;
  background: #020b17;
  border-radius: 31px;
  box-shadow: inset 0 1px 1px rgba(255, 255, 255, 0.15);
}

.hero-video-stage video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  background: #020b17;
}

.hero-play {
  position: absolute;
  right: auto;
  bottom: 72px;
  left: 50%;
  min-width: 208px;
  min-height: 62px;
  padding: 8px 18px 8px 9px;
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: var(--white);
  background: rgba(3, 52, 108, 0.92);
  border: 1px solid rgba(255, 255, 255, 0.28);
  border-radius: 999px;
  box-shadow: 0 18px 48px rgba(1, 16, 37, 0.3);
  transform: translateX(-50%);
  transition:
    opacity 240ms var(--motion),
    transform 240ms var(--motion),
    background 240ms var(--motion);
}

.hero-play:hover {
  background: rgba(6, 69, 139, 0.98);
  transform: translate(-50%, -3px);
}

.hero-play:active {
  transform: translateX(-50%) scale(0.98);
}

.hero-play.is-hidden {
  opacity: 0;
  pointer-events: none;
  transform: translate(-50%, 8px) scale(0.96);
}

.hero-play-icon {
  width: 44px;
  height: 44px;
  flex: 0 0 auto;
  display: grid;
  place-items: center;
  color: var(--royal-deep);
  background: var(--gold-light);
  border-radius: 50%;
}

.hero-play-icon svg {
  width: 24px;
  height: 24px;
  fill: currentColor;
}

.teacher-credit {
  min-height: 82px;
  margin-top: 15px;
  padding: 12px 15px;
  display: grid;
  grid-template-columns: 58px minmax(170px, auto) minmax(180px, 1fr);
  gap: 14px;
  align-items: center;
  background: rgba(255, 255, 255, 0.075);
  border-radius: 23px;
}

.teacher-credit img {
  width: 58px;
  height: 58px;
  object-fit: cover;
  object-position: center 15%;
  border: 2px solid rgba(243, 227, 194, 0.72);
  border-radius: 50%;
}

.teacher-credit div p,
.teacher-credit > p {
  margin: 0;
}

.teacher-credit div p {
  color: var(--gold-light);
  font-size: 0.68rem;
  font-weight: 900;
  letter-spacing: 0.09em;
}

.teacher-credit strong {
  display: block;
  margin-top: 2px;
  color: var(--white);
  font-size: 0.98rem;
}

.teacher-credit > p {
  justify-self: end;
  max-width: 240px;
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.78rem;
  line-height: 1.55;
  text-align: right;
}

.hero a:focus-visible {
  outline-color: var(--royal-deep);
}

.hero-media button:focus-visible,
.hero-media video:focus-visible {
  outline: 3px solid var(--gold-light);
  outline-offset: 4px;
}

@media (max-width: 1180px) {
  .hero {
    padding-top: 126px;
    background:
      radial-gradient(circle at 8% 4%, rgba(232, 210, 169, 0.38), transparent 24rem),
      var(--paper);
  }

  .hero-pattern {
    width: 62%;
    opacity: 0.09;
  }

  .hero-shell {
    width: min(calc(100% - 16px), 900px);
    grid-template-areas:
      "copy"
      "media"
      "meta";
    grid-template-columns: minmax(0, 1fr);
    row-gap: 34px;
  }

  .hero-copy,
  .hero-meta {
    max-width: 760px;
  }

  .hero-copy {
    padding-top: 12px;
  }

  .hero-media {
    width: min(100%, 760px);
  }

  .hero h1 {
    max-width: 720px;
  }

  .hero-lead {
    max-width: 690px;
  }
}

@media (max-width: 820px) {
  .hero {
    padding: 108px 18px 72px;
  }

  .hero-pattern {
    width: 78%;
    border-bottom-left-radius: 64px;
  }

  .hero-shell {
    width: 100%;
    row-gap: 28px;
  }

  .hero-copy {
    padding-top: 8px;
  }

  .hero h1 {
    font-size: clamp(3.35rem, 11.8vw, 5.3rem);
  }

  .hero-lead {
    margin-top: 24px;
    font-size: 1rem;
  }

  .hero-media {
    padding: 15px;
    border-radius: 34px;
  }

  .hero-media-heading {
    padding: 1px 4px 14px;
  }

  .hero-video-bezel {
    padding: 5px;
    border-radius: 29px;
  }

  .hero-video-stage {
    border-radius: 24px;
  }

  .teacher-credit {
    grid-template-columns: 54px minmax(0, 1fr);
  }

  .teacher-credit img {
    width: 54px;
    height: 54px;
  }

  .teacher-credit > p {
    grid-column: 1 / -1;
    justify-self: start;
    max-width: none;
    padding: 2px 2px 1px;
    text-align: left;
  }

  .hero-meta {
    max-width: 100%;
  }

  .hero-facts {
    display: grid;
    grid-template-columns: 1fr;
  }

  .hero-facts div,
  .hero-facts div:first-child {
    padding: 13px 0;
    border-bottom: 1px solid var(--line-gold);
    border-left: 0;
  }

  .hero-facts div:last-child {
    border-bottom: 0;
  }
}

@media (max-width: 520px) {
  .hero {
    padding: 94px 14px 62px;
  }

  .hero-pattern {
    width: 100%;
    height: 46%;
    opacity: 0.06;
  }

  .hero-shell {
    row-gap: 22px;
  }

  .hero .course-lockup {
    margin-bottom: 19px;
    display: flex;
    align-items: flex-start;
    flex-direction: row;
    flex-wrap: wrap;
    gap: 8px 10px;
  }

  .hero h1 {
    font-size: clamp(3rem, 13.1vw, 4.2rem);
  }

  .hero-lead {
    margin-top: 20px;
    line-height: 1.7;
  }

  .hero-media {
    padding: 10px;
    border-radius: 27px;
  }

  .hero-media-heading {
    min-height: 54px;
    gap: 10px;
  }

  .hero-media-heading strong {
    font-size: 0.9rem;
  }

  .hero-media-heading > span {
    padding: 7px 9px;
    font-size: 0.64rem;
  }

  .hero-video-bezel {
    padding: 4px;
    border-radius: 23px;
  }

  .hero-video-stage {
    border-radius: 19px;
  }

  .hero-play {
    min-width: 190px;
    min-height: 56px;
    font-size: 0.86rem;
  }

  .hero-play-icon {
    width: 40px;
    height: 40px;
  }

  .teacher-credit {
    margin-top: 10px;
    padding: 10px 11px;
    border-radius: 19px;
  }

  .teacher-credit > p {
    display: none;
  }

  .hero-meta {
    padding-inline: 2px;
  }

  .hero-actions {
    margin: 22px 0 25px;
    align-items: stretch;
    flex-direction: column;
  }

  .hero .button-primary {
    width: 100%;
  }

  .hero .text-link {
    align-self: center;
  }
}