:root {
  --navy: #06192f;
  --navy-2: #0b2a4d;
  --blue: #174d7c;
  --teal: #2ec4b6;
  --green: #80c342;
  --lime: #d8f558;
  --cream: #fbfff7;
  --mist: #eef8f5;
  --paper: #ffffff;
  --ink: #092136;
  --muted: #5f7185;
  --soft: #f4f9f7;
  --line: rgba(9, 33, 54, 0.12);
  --shadow: 0 24px 70px rgba(6, 25, 47, 0.14);
  --shadow-soft: 0 16px 44px rgba(6, 25, 47, 0.10);
  --radius-xl: 34px;
  --radius-lg: 26px;
  --radius-md: 18px;
  --max: 1180px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, sans-serif; color: var(--ink); background: var(--cream); line-height: 1.6; }
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button, summary { font: inherit; }
.skip-link, .sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }
.skip-link:focus { width: auto; height: auto; margin: 0; padding: 12px 18px; clip: auto; z-index: 1000; background: var(--paper); color: var(--navy); }
.container { width: min(var(--max), calc(100% - 40px)); margin: 0 auto; }
.site-header { position: fixed; top: 0; left: 0; right: 0; z-index: 60; background: rgba(6, 25, 47, 0.78); backdrop-filter: blur(18px); border-bottom: 1px solid rgba(255,255,255,0.10); }
.header-inner { width: min(1240px, calc(100% - 36px)); height: 76px; margin: 0 auto; display: flex; align-items: center; justify-content: space-between; gap: 22px; }
.brand { display: inline-flex; align-items: center; flex: 0 0 auto; }
.brand img { width: 148px; height: auto; }
.primary-nav { display: flex; align-items: center; gap: 4px; }
.primary-nav a { color: rgba(255,255,255,0.84); font-size: 14px; letter-spacing: 0.01em; padding: 11px 13px; border-radius: 999px; transition: color .25s ease, background .25s ease, transform .25s ease; }
.primary-nav a:hover, .primary-nav a:focus, .primary-nav a.active { color: #fff; background: rgba(128, 195, 66, 0.20); outline: none; }
.nav-toggle { display: none; width: 42px; height: 42px; border: 1px solid rgba(255,255,255,.24); border-radius: 14px; background: rgba(255,255,255,.08); padding: 10px; }
.nav-toggle span:not(.sr-only) { display: block; height: 2px; margin: 5px 0; background: #fff; border-radius: 999px; }
.hero-carousel { position: relative; min-height: 760px; height: 100svh; overflow: hidden; background: var(--navy); }
.slides, .slide { position: absolute; inset: 0; }
.slide { display: grid; place-items: center start; padding: 130px max(34px, calc((100vw - var(--max)) / 2)) 86px; background-size: cover; background-position: center; opacity: 0; transform: scale(1.035); transition: opacity 850ms ease, transform 1400ms ease; isolation: isolate; }
.slide.active { opacity: 1; transform: scale(1); z-index: 2; }
.slide-overlay { position: absolute; inset: 0; z-index: -1; background: radial-gradient(circle at 64% 62%, rgba(46,196,182,.28), transparent 24%), linear-gradient(90deg, rgba(2,8,20,.82), rgba(6,25,47,.42) 48%, rgba(2,8,20,.58)); }
.slide-gradient { background: radial-gradient(circle at 20% 30%, rgba(46,196,182,.36), transparent 28%), radial-gradient(circle at 80% 38%, rgba(128,195,66,.38), transparent 26%), linear-gradient(135deg, #06192f, #0b2a4d 54%, #0a1729); }
.slide-grid { background: linear-gradient(rgba(255,255,255,.045) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.045) 1px, transparent 1px), radial-gradient(circle at 35% 40%, rgba(216,245,88,.18), transparent 28%), radial-gradient(circle at 72% 52%, rgba(46,196,182,.24), transparent 26%), linear-gradient(135deg, #06192f, #0b2a4d 60%, #08111f); background-size: 70px 70px, 70px 70px, auto, auto, auto; }
.hero-content { width: min(780px, 100%); color: #fff; }
.eyebrow, .section-kicker { margin: 0 0 16px; color: var(--lime); font-weight: 900; letter-spacing: .16em; text-transform: uppercase; font-size: 12px; }
.hero-content h1, .hero-content h2 { margin: 0; font-size: clamp(58px, 8vw, 118px); line-height: .9; letter-spacing: -.065em; text-wrap: balance; }
.hero-content h2 { font-size: clamp(46px, 6vw, 86px); line-height: .95; }
.hero-subtitle { margin: 26px 0 0; font-size: clamp(22px, 2.5vw, 34px); letter-spacing: .12em; color: rgba(255,255,255,.9); }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 36px; }
.btn { display: inline-flex; align-items: center; justify-content: center; min-height: 48px; padding: 13px 22px; border-radius: 999px; font-weight: 900; border: 1px solid transparent; transition: transform .25s ease, box-shadow .25s ease, background .25s ease; }
.btn:hover, .btn:focus { transform: translateY(-2px); outline: none; }
.btn.primary { background: linear-gradient(135deg, var(--lime), var(--green)); color: #06192f; box-shadow: 0 16px 38px rgba(128,195,66,.28); }
.btn.secondary { background: linear-gradient(135deg, var(--teal), var(--green)); color: #06192f; box-shadow: 0 16px 38px rgba(46,196,182,.22); }
.btn.ghost { color: #fff; border-color: rgba(255,255,255,.45); background: rgba(255,255,255,.08); }
.carousel-controls { position: absolute; left: 50%; bottom: 28px; transform: translateX(-50%); z-index: 5; display: flex; align-items: center; gap: 14px; }
.carousel-btn, .dot { border: 0; color: #fff; background: rgba(255,255,255,.16); cursor: pointer; }
.carousel-btn { width: 42px; height: 42px; border-radius: 50%; font-size: 30px; line-height: 1; }
.carousel-dots { display: flex; align-items: center; gap: 8px; }
.dot { width: 12px; height: 12px; padding: 0; border-radius: 50%; }
.dot.active { width: 34px; border-radius: 999px; background: var(--lime); }
.section { padding: 96px 0; }
.intro-strip { padding: 36px 0; background: linear-gradient(90deg, var(--navy), var(--navy-2)); color: #fff; }
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.stats-grid div { min-height: 120px; padding: 24px; border: 1px solid rgba(255,255,255,.12); border-radius: var(--radius-lg); background: rgba(255,255,255,.06); }
.stats-grid strong { display: block; font-size: 22px; margin-bottom: 8px; }
.stats-grid span { color: rgba(255,255,255,.72); font-size: 14px; }
.split-section { background: radial-gradient(circle at 12% 20%, rgba(46,196,182,.12), transparent 28%), linear-gradient(180deg, #fff, var(--soft)); }
.split-grid { display: grid; grid-template-columns: minmax(0,1.05fr) minmax(320px,.95fr); gap: 54px; align-items: center; }
.split-grid.reverse { grid-template-columns: minmax(320px,.85fr) minmax(0,1.15fr); }
.section-copy h2, .section-heading h2, .feature-panel h2, .join-card h2, .page-hero h1 { margin: 0; color: var(--navy); font-size: clamp(34px, 4.5vw, 58px); line-height: 1.04; letter-spacing: -.045em; text-wrap: balance; }
.section-copy p:not(.section-kicker), .section-heading p:not(.section-kicker), .feature-panel p:not(.section-kicker), .join-card p, .page-hero p:not(.section-kicker):not(.breadcrumb) { color: var(--muted); font-size: 18px; }
.section-heading { width: min(850px,100%); margin-bottom: 42px; }
.section-action { margin-top: 30px; }
.feature-card, .feature-panel, .talk-card, .framework-card, .join-card, .program-card, .course-card, .mentor-card, .special-card, .list-card, .mentor-list-card, .side-card, .detail-photo-card { box-shadow: var(--shadow-soft); }
.feature-card { padding: 34px; border-radius: var(--radius-xl); background: var(--navy); color: #fff; position: relative; overflow: hidden; }
.feature-card::after { content: ""; position: absolute; width: 260px; height: 260px; right: -120px; top: -110px; border-radius: 50%; background: radial-gradient(circle, rgba(216,245,88,.42), transparent 65%); }
.feature-card h3 { margin: 0 0 18px; font-size: 28px; }
.check-list { list-style: none; padding: 0; margin: 0; display: grid; gap: 14px; }
.check-list li { position: relative; padding-left: 34px; }
.check-list li::before { content: ""; position: absolute; left: 0; top: 7px; width: 18px; height: 18px; border-radius: 50%; background: var(--green); box-shadow: inset 0 0 0 5px rgba(255,255,255,.32); }
.special-section { background: var(--mist); }
.special-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.special-card { padding: 30px; border-radius: var(--radius-xl); background: var(--paper); border: 1px solid var(--line); }
.number { display: inline-flex; align-items: center; justify-content: center; width: 50px; height: 50px; border-radius: 16px; background: rgba(128,195,66,.16); color: #285e2a; font-weight: 900; }
.special-card h3, .program-card h3, .course-card h3, .talk-card h3, .mentor-card h3, .ambassador-list h3, .list-card h3, .mentor-list-card h3 { margin: 20px 0 10px; color: var(--navy); font-size: 24px; line-height: 1.15; }
.special-card p, .program-card p, .course-card p, .talk-card p, .mentor-card p, .framework-card figcaption, .list-card p, .mentor-list-card p { color: var(--muted); margin: 0; }
.programs-section { background: var(--paper); }
.program-layout { display: grid; grid-template-columns: minmax(0,.98fr) minmax(360px,1.02fr); gap: 28px; align-items: start; }
.program-cards { display: grid; gap: 22px; }
.program-card, .list-card { padding: 30px; border-radius: var(--radius-xl); border: 1px solid var(--line); background: radial-gradient(circle at 95% 10%, rgba(128,195,66,.12), transparent 32%), var(--paper); position: relative; }
.list-card ul { margin: 18px 0 0; padding-left: 20px; color: var(--muted); }
.list-card span { display: inline-flex; padding: 7px 12px; border-radius: 999px; color: #285e2a; background: rgba(128,195,66,.18); font-size: 13px; font-weight: 900; }
.icon-circle { width: 48px; height: 48px; display: grid; place-items: center; border-radius: 50%; background: rgba(46,196,182,.13); color: var(--blue); font-weight: 900; }
.framework-card { margin: 0; padding: 18px; border-radius: var(--radius-xl); background: var(--paper); border: 1px solid var(--line); }
.framework-card img { width: 100%; border-radius: 24px; background: #f7f7f7; min-height: 260px; object-fit: cover; }
.framework-card figcaption { padding: 16px 8px 4px; font-size: 14px; }
.course-section { background: linear-gradient(180deg, var(--soft), #fff); }
.course-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.course-card { min-height: 286px; padding: 28px; border-radius: var(--radius-xl); border: 1px solid var(--line); background: var(--paper); position: relative; overflow: hidden; transition: transform .25s ease, box-shadow .25s ease; }
.course-card:hover { transform: translateY(-4px); box-shadow: var(--shadow); }
.course-card::before { content: ""; position: absolute; inset: 0 0 auto auto; width: 160px; height: 160px; transform: translate(45%, -45%); border-radius: 50%; background: rgba(46,196,182,.12); }
.course-card span { display: inline-flex; padding: 7px 12px; border-radius: 999px; color: #285e2a; background: rgba(128,195,66,.18); font-size: 13px; font-weight: 900; }
.course-card small, .list-card small { display: block; margin-top: 20px; color: var(--navy-2); font-weight: 900; }
.card-stretch { position: absolute; inset: 0; z-index: 2; }
.mentors-section { background: var(--navy); color: #fff; }
.mentors-section .section-heading h2, .mentors-section .mentor-card h3, .mentors-section .mentor-card h3 a { color: #fff; }
.mentors-section .section-heading p:not(.section-kicker) { color: rgba(255,255,255,.72); }
.mentor-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 18px; align-items: stretch; }
.mentor-card { overflow: hidden; border-radius: 26px; background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.12); display: flex; flex-direction: column; min-height: 100%; }
.mentor-photo-frame { display: block; width: 100%; aspect-ratio: 1 / 1; overflow: hidden; background: rgba(255,255,255,.08); }
.mentor-photo { width: 100%; height: 100%; object-fit: cover; object-position: center top; transition: transform .4s ease; }
.mentor-photo-frame:hover .mentor-photo { transform: scale(1.04); }
.mentor-info { padding: 22px; flex: 1; display: flex; flex-direction: column; }
.mentor-card h3 { margin-top: 0; }
.mentor-meta, .mentor-school { font-weight: 900; font-size: 14px; }
.mentor-card p { color: rgba(255,255,255,.74); font-size: 14px; }
.mentor-school { color: var(--lime) !important; margin: 6px 0 12px !important; }
.talks-section { background: radial-gradient(circle at 82% 20%, rgba(128,195,66,.10), transparent 24%), #fff; }
.feature-panel { padding: 42px; border-radius: var(--radius-xl); border: 1px solid var(--line); background: var(--paper); }
.talk-card { min-height: 360px; padding: 42px; border-radius: var(--radius-xl); color: #fff; background: radial-gradient(circle at 78% 18%, rgba(46,196,182,.33), transparent 26%), linear-gradient(135deg, var(--navy), var(--navy-2)); display: flex; flex-direction: column; justify-content: flex-end; }
.talk-card span { width: fit-content; padding: 8px 13px; border-radius: 999px; background: rgba(255,255,255,.14); color: var(--lime); font-weight: 900; }
.talk-card h3, .talk-card p { color: #fff; }
.faqs-section { background: var(--soft); }
.faq-list { display: grid; gap: 14px; }
details { background: var(--paper); border: 1px solid var(--line); border-radius: 20px; padding: 0; overflow: hidden; }
summary { cursor: pointer; list-style: none; padding: 22px 26px; color: var(--navy); font-size: 18px; font-weight: 900; }
summary::-webkit-details-marker { display: none; }
details p { margin: 0; padding: 0 26px 24px; color: var(--muted); }
.join-section { background: #fff; }
.join-card { display: grid; grid-template-columns: 1fr 1fr; gap: 36px; padding: 46px; border-radius: var(--radius-xl); color: #fff; background: radial-gradient(circle at 92% 20%, rgba(216,245,88,.26), transparent 24%), linear-gradient(135deg, var(--navy), var(--navy-2)); }
.join-card h2, .join-card h3, .join-card p { color: #fff; }
.join-card p, .check-list.light { color: rgba(255,255,255,.76); }
.light-btn { margin-top: 22px; }
.text-link { display: inline-flex; width: fit-content; align-items: center; gap: 8px; margin-top: 20px; color: var(--navy-2); font-weight: 900; border-bottom: 2px solid var(--green); }
.mentors-section .text-link { color: #fff; }
.text-link::after { content: "→"; }
.page-hero { padding: 160px 0 88px; color: #fff; background: radial-gradient(circle at 82% 20%, rgba(216,245,88,.20), transparent 24%), radial-gradient(circle at 10% 80%, rgba(46,196,182,.20), transparent 22%), linear-gradient(135deg, var(--navy), var(--navy-2)); }
.page-hero.compact { padding-bottom: 78px; }
.page-hero.detail { padding-bottom: 92px; }
.page-hero h1 { color: #fff; max-width: 900px; }
.page-hero p:not(.section-kicker):not(.breadcrumb) { color: rgba(255,255,255,.78); max-width: 760px; }
.breadcrumb { margin: 0 0 24px; color: rgba(255,255,255,.66); font-size: 14px; }
.breadcrumb a { color: rgba(255,255,255,.92); }
.list-grid { display: grid; gap: 22px; }
.list-grid.two { grid-template-columns: repeat(2, 1fr); }
.list-grid.three { grid-template-columns: repeat(3, 1fr); }
.detail-layout { display: grid; grid-template-columns: minmax(0, 1fr) 320px; gap: 34px; align-items: start; }
.content-prose { background: var(--paper); border: 1px solid var(--line); border-radius: var(--radius-xl); padding: 42px; box-shadow: var(--shadow-soft); }
.content-prose h2 { margin: 0 0 14px; color: var(--navy); font-size: 30px; line-height: 1.1; }
.content-prose h2:not(:first-child) { margin-top: 34px; }
.content-prose p, .content-prose li { color: var(--muted); font-size: 17px; }
.content-prose ul { margin: 0; padding-left: 22px; }
.side-card { position: sticky; top: 100px; display: grid; gap: 12px; padding: 26px; border-radius: var(--radius-xl); border: 1px solid var(--line); background: var(--paper); }
.side-card h3 { margin: 10px 0 0; color: var(--navy); font-size: 20px; }
.side-card h3:first-child { margin-top: 0; }
.side-card a { padding: 12px 14px; border-radius: 14px; background: var(--soft); color: var(--navy-2); font-weight: 900; }
.side-card a:hover { background: rgba(128,195,66,.18); }
.mentor-list-section { background: var(--soft); }
.mentor-list-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 22px; }
.mentor-list-card { display: grid; grid-template-columns: 180px 1fr; gap: 22px; align-items: stretch; padding: 18px; border-radius: var(--radius-xl); background: var(--paper); border: 1px solid var(--line); }
.mentor-list-card .mentor-photo-frame { border-radius: 22px; }
.mentor-list-card h3 { margin-top: 6px; }
.mini-kicker { margin: 0; color: #2a6b2f; font-weight: 900; letter-spacing: .08em; text-transform: uppercase; font-size: 12px; }
.mentor-detail-hero { padding-bottom: 76px; }
.mentor-detail-grid { display: grid; grid-template-columns: 1fr 320px; gap: 44px; align-items: center; }
.detail-photo-card { padding: 14px; border-radius: 34px; background: rgba(255,255,255,.12); border: 1px solid rgba(255,255,255,.16); }
.detail-photo { width: 100%; aspect-ratio: 1 / 1; object-fit: cover; object-position: center top; border-radius: 26px; }
.tag-cloud { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 10px; }
.tag-cloud span { display: inline-flex; padding: 9px 12px; border-radius: 999px; color: #285e2a; background: rgba(128,195,66,.18); font-weight: 900; font-size: 14px; }
.floating-widget { position: fixed; right: 22px; bottom: 28px; z-index: 70; display: grid; justify-items: end; gap: 12px; }
.floating-trigger { display: inline-flex; align-items: center; gap: 10px; min-height: 54px; padding: 14px 18px; border: 0; border-radius: 999px; color: #06192f; background: linear-gradient(135deg, var(--lime), var(--green)); box-shadow: 0 18px 48px rgba(6,25,47,.26); font-weight: 900; cursor: pointer; transition: transform .25s ease, box-shadow .25s ease; }
.floating-trigger:hover, .floating-trigger:focus { transform: translateY(-2px); box-shadow: 0 22px 58px rgba(6,25,47,.30); outline: none; }
.floating-icon { display: grid; place-items: center; width: 28px; height: 28px; border-radius: 50%; background: rgba(255,255,255,.50); }
.floating-panel { width: min(340px, calc(100vw - 40px)); padding: 22px; border-radius: 26px; background: rgba(255,255,255,.96); color: var(--navy); border: 1px solid rgba(6,25,47,.12); box-shadow: 0 26px 80px rgba(6,25,47,.28); backdrop-filter: blur(14px); transform-origin: right bottom; animation: panelIn .22s ease both; }
@keyframes panelIn { from { opacity: 0; transform: translateY(12px) scale(.96); } to { opacity: 1; transform: translateY(0) scale(1); } }
.floating-close { position: absolute; top: 12px; right: 14px; width: 32px; height: 32px; border: 0; border-radius: 50%; background: var(--soft); color: var(--navy); font-size: 22px; cursor: pointer; }
.floating-panel h2 { margin: 4px 0 6px; font-size: 24px; color: var(--navy); }
.floating-panel p { margin: 0 0 14px; color: var(--muted); }
.floating-panel img { width: 132px; height: 132px; margin: 8px auto 16px; border-radius: 16px; border: 1px solid var(--line); }
.contact-pill { display: block; padding: 11px 12px; margin-top: 8px; border-radius: 14px; background: var(--soft); color: var(--navy-2); font-weight: 900; font-size: 13px; word-break: break-word; }
.site-footer { background: #06111f; color: rgba(255,255,255,.7); padding: 54px 0 24px; }
.footer-grid { display: grid; grid-template-columns: 1.1fr 1fr 1fr; gap: 42px; align-items: start; }
.footer-grid img { width: 132px; margin-bottom: 18px; }
.site-footer nav, .footer-contact { display: grid; gap: 10px; }
.site-footer a:hover, .site-footer a:focus { color: #fff; outline: none; }
.footer-contact strong { color: #fff; }
.copyright { width: min(var(--max), calc(100% - 40px)); margin: 34px auto 0; padding-top: 20px; border-top: 1px solid rgba(255,255,255,.1); font-size: 13px; }
.lazy-img { opacity: 0; transition: opacity .6s ease; }
.lazy-img.loaded { opacity: 1; }
.reveal-on-scroll { opacity: 0; transform: translateY(24px); transition: opacity .7s ease, transform .7s ease; }
.reveal-on-scroll.is-visible { opacity: 1; transform: translateY(0); }
@media (max-width: 1180px) { .mentor-grid { grid-template-columns: repeat(3, 1fr); } .list-grid.three { grid-template-columns: repeat(2,1fr); } .mentor-list-grid { grid-template-columns: 1fr; } }
@media (max-width: 940px) {
  .header-inner { height: 68px; }
  .nav-toggle { display: block; }
  .primary-nav { position: absolute; top: 68px; left: 18px; right: 18px; display: none; flex-direction: column; align-items: stretch; padding: 14px; border-radius: 22px; background: rgba(6,25,47,.97); box-shadow: var(--shadow); }
  .primary-nav.open { display: flex; }
  .primary-nav a { padding: 12px 16px; }
  .hero-carousel { min-height: 720px; }
  .slide { padding-top: 112px; }
  .stats-grid, .special-grid, .course-grid, .footer-grid, .join-card, .program-layout, .split-grid, .split-grid.reverse, .list-grid.two, .list-grid.three, .detail-layout, .mentor-detail-grid { grid-template-columns: 1fr; }
  .side-card { position: static; }
  .mentor-grid { grid-template-columns: repeat(2, 1fr); }
  .mentor-detail-grid { gap: 26px; }
  .detail-photo-card { max-width: 340px; }
}
@media (max-width: 640px) {
  .container, .header-inner, .copyright { width: min(100% - 26px, var(--max)); }
  .brand img { width: 126px; }
  .section { padding: 68px 0; }
  .hero-carousel { min-height: 660px; }
  .slide { padding-left: 18px; padding-right: 18px; }
  .hero-content h1, .hero-content h2 { font-size: clamp(42px, 14vw, 64px); }
  .hero-subtitle { font-size: 18px; letter-spacing: .06em; }
  .hero-actions { flex-direction: column; align-items: stretch; }
  .carousel-controls { bottom: 18px; }
  .stats-grid, .course-grid, .mentor-grid { grid-template-columns: 1fr; }
  .feature-card, .feature-panel, .talk-card, .join-card, .program-card, .course-card, .special-card, .content-prose { padding: 24px; border-radius: 24px; }
  .mentor-info { padding: 20px; }
  .mentor-list-card { grid-template-columns: 1fr; }
  .mentor-list-card .mentor-photo-frame { max-width: 260px; }
  .floating-widget { right: 14px; bottom: 16px; }
  .floating-trigger { min-height: 50px; padding: 12px 15px; }
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; scroll-behavior: auto !important; transition-duration: .01ms !important; } }