/* EIIC — public site styles. Dark, technical, crisp. */
:root {
  --bg: #07080b;
  --bg-2: #0d0f14;
  --card: #0f1218;
  --card-2: #141821;
  --line: rgba(255, 255, 255, .08);
  --line-2: rgba(255, 255, 255, .14);
  --text: #f4f5f7;
  --muted: #9aa0ab;
  --dim: #646a76;
  --lime: #c6f432;
  --violet: #8b6cff;
  --cyan: #46d9ff;
  --danger: #ff6b6b;
  --radius: 18px;
  --max: 1200px;
  --sans: "Inter", system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  --mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  --serif: "Instrument Serif", Georgia, serif;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: var(--bg); color: var(--text); font-family: var(--sans);
  font-size: 16px; line-height: 1.6; -webkit-font-smoothing: antialiased; overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
::selection { background: var(--lime); color: #000; }
h1, h2, h3, h4 { line-height: 1.08; letter-spacing: -.03em; margin: 0 0 .5em; font-weight: 600; }
p { margin: 0 0 1em; }
.container { width: 100%; max-width: var(--max); margin: 0 auto; padding: 0 20px; }
.mono { font-family: var(--mono); }
.muted { color: var(--muted); }
.serif { font-family: var(--serif); font-style: italic; font-weight: 400; letter-spacing: -.01em; }
.grad {
  background: linear-gradient(100deg, var(--lime) 0%, #e9ffa6 35%, var(--violet) 100%);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}

/* background texture */
.bg-grid {
  position: fixed; inset: 0; z-index: -2; pointer-events: none;
  background-image:
    linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 0%, #000 30%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse 80% 60% at 50% 0%, #000 30%, transparent 75%);
  opacity: .55;
}
.bg-glow {
  position: fixed; z-index: -1; pointer-events: none; width: 900px; height: 600px; left: 50%; top: -260px;
  transform: translateX(-50%);
  background: radial-gradient(closest-side, rgba(139, 108, 255, .28), transparent 70%),
              radial-gradient(closest-side at 70% 60%, rgba(198, 244, 50, .14), transparent 70%);
  filter: blur(20px);
}

/* nav */
.nav {
  position: sticky; top: 0; z-index: 50; backdrop-filter: saturate(160%) blur(14px);
  -webkit-backdrop-filter: saturate(160%) blur(14px);
  background: rgba(7, 8, 11, .7); border-bottom: 1px solid var(--line);
}
.nav-inner { display: flex; align-items: center; gap: 24px; height: 68px; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 700; letter-spacing: -.02em; }
.brand-mark {
  width: 34px; height: 34px; border-radius: 10px; display: grid; place-items: center; overflow: hidden;
  background: conic-gradient(from 210deg, var(--lime), var(--violet), var(--cyan), var(--lime));
  color: #000; font-family: var(--mono); font-size: 13px; font-weight: 800;
}
.brand-mark img { width: 100%; height: 100%; object-fit: cover; }
.brand small { display: block; font-family: var(--mono); font-size: 10.5px; color: var(--dim); font-weight: 500; letter-spacing: .04em; }
.nav-links { display: flex; gap: 4px; margin-left: auto; }
.nav-links a {
  padding: 8px 14px; border-radius: 999px; font-size: 14.5px; color: var(--muted); transition: .2s;
}
.nav-links a:hover, .nav-links a.active { color: var(--text); background: rgba(255,255,255,.06); }
.nav .btn { margin-left: 8px; }
.menu-btn {
  display: none; margin-left: auto; width: 42px; height: 42px; border-radius: 12px; border: 1px solid var(--line-2);
  background: transparent; color: var(--text); cursor: pointer;
}
.menu-btn span, .menu-btn span::before, .menu-btn span::after {
  display: block; width: 18px; height: 1.5px; background: currentColor; margin: 0 auto; position: relative; transition: .25s;
}
.menu-btn span::before, .menu-btn span::after { content: ""; position: absolute; left: 0; }
.menu-btn span::before { top: -6px; } .menu-btn span::after { top: 6px; }
.nav.open .menu-btn span { background: transparent; }
.nav.open .menu-btn span::before { top: 0; transform: rotate(45deg); }
.nav.open .menu-btn span::after { top: 0; transform: rotate(-45deg); }

/* buttons */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px; height: 44px; padding: 0 20px;
  border-radius: 999px; font-weight: 600; font-size: 15px; border: 1px solid transparent; cursor: pointer;
  transition: transform .15s, box-shadow .2s, background .2s, border-color .2s; white-space: nowrap; font-family: inherit;
}
.btn:active { transform: scale(.97); }
.btn-primary { background: var(--lime); color: #0a0a0a; box-shadow: 0 0 0 0 rgba(198,244,50,.5); }
.btn-primary:hover { box-shadow: 0 8px 30px -6px rgba(198,244,50,.55); }
.btn-ghost { background: rgba(255,255,255,.04); border-color: var(--line-2); color: var(--text); }
.btn-ghost:hover { background: rgba(255,255,255,.08); border-color: rgba(255,255,255,.25); }
.btn-sm { height: 36px; padding: 0 14px; font-size: 14px; }
.btn-lg { height: 52px; padding: 0 26px; font-size: 16px; }
.btn .arrow { transition: transform .2s; }
.btn:hover .arrow { transform: translateX(3px); }

/* sections */
section { position: relative; }
.section { padding: 110px 0; }
.section-sm { padding: 70px 0; }
.eyebrow {
  display: inline-flex; align-items: center; gap: 8px; font-family: var(--mono); font-size: 12.5px; letter-spacing: .08em;
  text-transform: uppercase; color: var(--lime); margin-bottom: 18px;
}
.eyebrow::before { content: ""; width: 6px; height: 6px; border-radius: 2px; background: currentColor; box-shadow: 0 0 12px currentColor; }
.section-head { max-width: 760px; margin-bottom: 56px; }
.section-head.center { margin-left: auto; margin-right: auto; text-align: center; }
.h-xl { font-size: clamp(42px, 7.4vw, 88px); letter-spacing: -.045em; font-weight: 600; }
.h-lg { font-size: clamp(32px, 5vw, 56px); letter-spacing: -.04em; }
.h-md { font-size: clamp(24px, 3vw, 32px); }
.lead { font-size: clamp(16.5px, 1.6vw, 19px); color: var(--muted); max-width: 640px; }

/* hero */
.hero { padding: 90px 0 70px; }
.hero-grid { display: grid; grid-template-columns: 1.25fr .9fr; gap: 56px; align-items: center; }
.pill {
  display: inline-flex; align-items: center; gap: 10px; padding: 6px 14px 6px 6px; border-radius: 999px;
  border: 1px solid var(--line-2); background: rgba(255,255,255,.03); font-size: 13.5px; color: var(--muted); margin-bottom: 28px;
}
.pill b {
  background: var(--lime); color: #000; font-family: var(--mono); font-size: 11px; padding: 3px 8px; border-radius: 999px; font-weight: 700;
}
.pill:hover { border-color: rgba(198,244,50,.5); color: var(--text); }
.hero h1 { margin-bottom: 24px; }
.hero h1 .serif { display: block; font-size: 1.04em; }
.hero-actions { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 34px; }
.hero-meta { display: flex; gap: 22px; flex-wrap: wrap; margin-top: 40px; font-family: var(--mono); font-size: 12.5px; color: var(--dim); }
.hero-meta span::before { content: "▸ "; color: var(--violet); }

.terminal {
  border: 1px solid var(--line-2); border-radius: var(--radius); background: linear-gradient(180deg, #11141b, #0b0d12);
  box-shadow: 0 40px 120px -30px rgba(139,108,255,.35), inset 0 1px 0 rgba(255,255,255,.06); overflow: hidden;
  transform: perspective(1200px) rotateY(-6deg) rotateX(3deg); transition: transform .6s;
}
.terminal:hover { transform: none; }
.term-bar { display: flex; align-items: center; gap: 7px; padding: 12px 16px; border-bottom: 1px solid var(--line); }
.term-bar i { width: 11px; height: 11px; border-radius: 50%; background: #2a2e38; }
.term-bar i:nth-child(1) { background: #ff5f57; } .term-bar i:nth-child(2) { background: #febc2e; } .term-bar i:nth-child(3) { background: #28c840; }
.term-bar span { margin-left: auto; font-family: var(--mono); font-size: 11.5px; color: var(--dim); }
.term-body { padding: 22px 22px 26px; font-family: var(--mono); font-size: 14px; line-height: 2; min-height: 240px; }
.term-body .ln { opacity: 0; transform: translateY(4px); transition: .4s; white-space: pre-wrap; }
.term-body .ln.on { opacity: 1; transform: none; }
.term-body .ok { color: var(--lime); }
.term-body .cmd { color: var(--text); }
.term-body .cmd::first-letter { color: var(--violet); }
.term-body .next { color: var(--cyan); }
.caret { display: inline-block; width: 8px; height: 16px; background: var(--lime); vertical-align: -3px; animation: blink 1s steps(1) infinite; }
@keyframes blink { 50% { opacity: 0; } }

/* marquee */
.marquee { border-block: 1px solid var(--line); overflow: hidden; padding: 18px 0; background: rgba(255,255,255,.015); }
.marquee-track { display: flex; gap: 48px; width: max-content; animation: scroll 38s linear infinite; }
.marquee:hover .marquee-track { animation-play-state: paused; }
.marquee-track span { font-size: clamp(18px, 2.4vw, 26px); font-weight: 500; color: var(--muted); display: flex; align-items: center; gap: 48px; white-space: nowrap; letter-spacing: -.02em; }
.marquee-track span::after { content: "✦"; color: var(--violet); font-size: .7em; }
@keyframes scroll { to { transform: translateX(-50%); } }

/* stats */
.stats { display: grid; grid-template-columns: repeat(4, 1fr); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; }
.stat { padding: 34px 28px; border-right: 1px solid var(--line); background: rgba(255,255,255,.015); }
.stat:last-child { border-right: 0; }
.stat .v { font-size: clamp(36px, 4.6vw, 54px); font-weight: 600; letter-spacing: -.04em; line-height: 1; }
.stat .l { margin-top: 10px; font-family: var(--mono); font-size: 12.5px; color: var(--muted); text-transform: uppercase; letter-spacing: .06em; }

/* cards */
.grid { display: grid; gap: 18px; }
.g-2 { grid-template-columns: repeat(2, 1fr); }
.g-3 { grid-template-columns: repeat(3, 1fr); }
.g-4 { grid-template-columns: repeat(4, 1fr); }
.card {
  position: relative; border: 1px solid var(--line); border-radius: var(--radius); background: var(--card); padding: 28px;
  transition: border-color .25s, transform .25s, background .25s; overflow: hidden;
}
.card:hover { border-color: var(--line-2); }
.card.glow::before {
  content: ""; position: absolute; inset: 0; pointer-events: none; opacity: 0; transition: opacity .3s;
  background: radial-gradient(400px circle at var(--mx, 50%) var(--my, 50%), rgba(139,108,255,.14), transparent 40%);
}
.card.glow:hover::before { opacity: 1; }
.card .tag { font-family: var(--mono); font-size: 12px; color: var(--lime); letter-spacing: .06em; margin-bottom: 26px; display: block; }
.card h3 { font-size: 21px; letter-spacing: -.02em; }
.card p { color: var(--muted); margin: 0; font-size: 15px; }
.bento .card:nth-child(1) { grid-column: span 2; background: linear-gradient(135deg, rgba(139,108,255,.14), var(--card) 55%); }
.bento .card:nth-child(6) { grid-column: span 2; background: linear-gradient(135deg, var(--card) 45%, rgba(198,244,50,.09)); }

/* event cards */
.event-card { display: flex; flex-direction: column; padding: 0; height: 100%; }
.event-card:hover { transform: translateY(-4px); border-color: rgba(198,244,50,.35); }
.cover {
  position: relative; aspect-ratio: 16/9; overflow: hidden; border-bottom: 1px solid var(--line);
  background: var(--card-2);
}
.cover img { width: 100%; height: 100%; object-fit: cover; transition: transform .6s; }
.event-card:hover .cover img { transform: scale(1.04); }
.cover-art { position: absolute; inset: 0; display: flex; align-items: flex-end; padding: 22px; }
.cover-art::before {
  content: ""; position: absolute; inset: 0;
  background:
    radial-gradient(circle at var(--x1, 20%) var(--y1, 30%), var(--c1, rgba(139,108,255,.65)), transparent 45%),
    radial-gradient(circle at var(--x2, 80%) var(--y2, 70%), var(--c2, rgba(198,244,50,.45)), transparent 45%),
    linear-gradient(135deg, #12151d, #0a0b0f);
}
.cover-art::after {
  content: ""; position: absolute; inset: 0;
  background-image: linear-gradient(rgba(255,255,255,.06) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.06) 1px, transparent 1px);
  background-size: 28px 28px;
}
.cover-art strong { position: relative; z-index: 1; font-size: clamp(22px, 3vw, 30px); letter-spacing: -.04em; line-height: 1; max-width: 85%; text-shadow: 0 2px 20px rgba(0,0,0,.4); }
.badges { position: absolute; top: 14px; left: 14px; right: 14px; z-index: 2; display: flex; gap: 6px; flex-wrap: wrap; }
.badge {
  font-family: var(--mono); font-size: 11px; letter-spacing: .04em; text-transform: uppercase; padding: 4px 10px; border-radius: 999px;
  background: rgba(7,8,11,.72); border: 1px solid var(--line-2); backdrop-filter: blur(6px); color: var(--text);
}
.badge.lime { background: var(--lime); color: #000; border-color: transparent; font-weight: 700; }
.badge.violet { background: rgba(139,108,255,.25); border-color: rgba(139,108,255,.5); }
.badge.closed { color: var(--muted); }
.event-body { padding: 22px 24px 24px; display: flex; flex-direction: column; flex: 1; }
.event-body h3 { font-size: 20px; margin-bottom: 8px; }
.event-body p { font-size: 14.5px; }
.event-meta { display: flex; flex-wrap: wrap; gap: 8px 16px; font-family: var(--mono); font-size: 12.5px; color: var(--muted); margin: 14px 0 18px; }
.event-meta span { display: inline-flex; align-items: center; gap: 6px; }
.event-foot { margin-top: auto; display: flex; justify-content: space-between; align-items: center; padding-top: 16px; border-top: 1px dashed var(--line-2); font-size: 14px; }
.event-foot .go { color: var(--lime); font-weight: 600; }

/* filters */
.filters { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 30px; }
.chip {
  padding: 8px 16px; border-radius: 999px; border: 1px solid var(--line-2); background: transparent; color: var(--muted);
  font: 500 14px var(--sans); cursor: pointer; transition: .2s;
}
.chip:hover { color: var(--text); }
.chip.active { background: var(--text); color: #000; border-color: var(--text); }

/* testimonials */
.quote-card { display: flex; flex-direction: column; gap: 22px; }
.quote-card blockquote { margin: 0; font-size: 17.5px; line-height: 1.55; letter-spacing: -.01em; color: var(--text); }
.quote-card blockquote::before { content: "“"; display: block; font-family: var(--serif); font-size: 64px; line-height: .6; color: var(--violet); margin-bottom: 10px; }
.person { display: flex; align-items: center; gap: 12px; margin-top: auto; }
.person .avatar { width: 42px; height: 42px; font-size: 14px; }
.person b { display: block; font-size: 15px; }
.person small { color: var(--muted); font-size: 13px; }

/* avatars */
.avatar {
  border-radius: 50%; display: grid; place-items: center; overflow: hidden; flex-shrink: 0; font-weight: 700; color: #0a0a0a;
  background: linear-gradient(135deg, var(--lime), var(--violet));
}
.avatar img { width: 100%; height: 100%; object-fit: cover; }

/* partners */
.logos { display: grid; grid-template-columns: repeat(5, 1fr); border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
.logos a, .logos div {
  border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); height: 96px; display: grid; place-items: center;
  padding: 16px; color: var(--muted); font-weight: 600; letter-spacing: -.02em; font-size: 16px; text-align: center; transition: .2s;
}
.logos a:hover, .logos div:hover { color: var(--text); background: rgba(255,255,255,.02); }
.logos img { max-height: 40px; width: auto; filter: grayscale(1) brightness(1.6); opacity: .7; transition: .2s; }
.logos a:hover img { filter: none; opacity: 1; }

/* CTA */
.cta {
  position: relative; border: 1px solid var(--line-2); border-radius: 28px; padding: clamp(40px, 7vw, 84px); overflow: hidden; text-align: center;
  background: radial-gradient(600px 300px at 50% 120%, rgba(198,244,50,.18), transparent), radial-gradient(500px 300px at 10% -20%, rgba(139,108,255,.3), transparent), var(--bg-2);
}
.cta h2 { max-width: 760px; margin: 0 auto 18px; }
.cta p { max-width: 560px; margin: 0 auto 30px; color: var(--muted); font-size: 18px; }

/* page header */
.page-head { padding: 90px 0 50px; }
.page-head h1 { max-width: 900px; }
.breadcrumb { font-family: var(--mono); font-size: 12.5px; color: var(--dim); margin-bottom: 22px; }
.breadcrumb a:hover { color: var(--text); }

/* about */
.mv { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.mv .card { padding: 36px; }
.mv h3 { font-family: var(--mono); font-size: 13px; text-transform: uppercase; letter-spacing: .1em; color: var(--lime); font-weight: 500; }
.mv p { font-size: 20px; color: var(--text); letter-spacing: -.015em; line-height: 1.45; }
.timeline { position: relative; border-left: 1px solid var(--line-2); margin-left: 8px; }
.tl-item { position: relative; padding: 0 0 44px 36px; }
.tl-item::before {
  content: ""; position: absolute; left: -6px; top: 6px; width: 11px; height: 11px; border-radius: 50%; background: var(--bg); border: 2px solid var(--lime);
  box-shadow: 0 0 0 5px rgba(198,244,50,.12);
}
.tl-item .y { font-family: var(--mono); color: var(--lime); font-size: 13px; }
.tl-item h3 { font-size: 22px; margin: 4px 0 6px; }
.tl-item p { color: var(--muted); max-width: 560px; }
.note { display: grid; grid-template-columns: auto 1fr; gap: 28px; align-items: start; }
.note .avatar { width: 72px; height: 72px; font-size: 22px; }
.note blockquote { margin: 0 0 16px; font-size: clamp(20px, 2.5vw, 28px); letter-spacing: -.02em; line-height: 1.35; }
.prose p { color: var(--muted); font-size: 17.5px; }
.prose p strong { color: var(--text); }

/* faq */
.faq details { border-bottom: 1px solid var(--line); }
.faq summary {
  list-style: none; cursor: pointer; padding: 22px 0; font-size: 18px; font-weight: 500; display: flex; justify-content: space-between; gap: 20px; letter-spacing: -.01em;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; font-family: var(--mono); color: var(--lime); font-size: 22px; transition: transform .2s; line-height: 1; }
.faq details[open] summary::after { transform: rotate(45deg); }
.faq details p { color: var(--muted); padding-bottom: 22px; margin: 0; max-width: 760px; }

/* team */
.dept-tabs { position: sticky; top: 68px; z-index: 10; background: rgba(7,8,11,.85); backdrop-filter: blur(10px); padding: 14px 0; border-bottom: 1px solid var(--line); margin-bottom: 50px; }
.dept-tabs .filters { margin: 0; flex-wrap: nowrap; overflow-x: auto; scrollbar-width: none; }
.dept-tabs .filters::-webkit-scrollbar { display: none; }
.dept-tabs .chip { flex-shrink: 0; }
.dept { margin-bottom: 80px; scroll-margin-top: 150px; }
.dept-head { display: flex; justify-content: space-between; align-items: end; gap: 20px; margin-bottom: 26px; padding-bottom: 18px; border-bottom: 1px solid var(--line); flex-wrap: wrap; }
.dept-head h2 { font-size: clamp(26px, 3.4vw, 38px); margin: 0; }
.dept-head p { color: var(--muted); margin: 6px 0 0; max-width: 560px; }
.dept-head .count { font-family: var(--mono); font-size: 12.5px; color: var(--dim); }
.member { padding: 0; text-align: left; }
.member:hover { transform: translateY(-4px); }
.member .photo { aspect-ratio: 1; position: relative; overflow: hidden; background: var(--card-2); }
.member .photo img { width: 100%; height: 100%; object-fit: cover; filter: grayscale(.35); transition: .5s; }
.member:hover .photo img { filter: none; transform: scale(1.04); }
.member .photo .initials {
  position: absolute; inset: 0; display: grid; place-items: center; font-size: clamp(40px, 6vw, 64px); font-weight: 700; letter-spacing: -.05em;
  color: rgba(255,255,255,.92);
  background: radial-gradient(circle at 25% 20%, var(--c1, rgba(139,108,255,.7)), transparent 55%), radial-gradient(circle at 80% 90%, var(--c2, rgba(198,244,50,.5)), transparent 55%), #12151d;
}
.member .info { padding: 18px 20px 20px; }
.member h3 { font-size: 18px; margin: 0 0 2px; }
.member .role { color: var(--lime); font-family: var(--mono); font-size: 12.5px; }
.member .yr { color: var(--dim); font-size: 13px; margin-top: 4px; }
.member .bio { color: var(--muted); font-size: 14px; margin-top: 10px; }
.socials { display: flex; gap: 8px; margin-top: 14px; }
.socials a {
  width: 34px; height: 34px; border-radius: 10px; border: 1px solid var(--line-2); display: grid; place-items: center; color: var(--muted); transition: .2s;
}
.socials a:hover { color: #000; background: var(--lime); border-color: var(--lime); }
.socials svg { width: 16px; height: 16px; }

/* event detail */
.ev-hero .cover { aspect-ratio: 21/8; border-radius: 24px; border: 1px solid var(--line-2); }
.ev-hero .cover-art { padding: clamp(22px, 4vw, 48px); }
.ev-hero .cover-art strong { font-size: clamp(34px, 6vw, 72px); max-width: 900px; }
.ev-layout { display: grid; grid-template-columns: 1fr 440px; gap: 48px; align-items: start; margin-top: 48px; }
.facts { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; margin: 30px 0 40px; }
.facts div { background: var(--card); padding: 18px 20px; }
.facts small { display: block; font-family: var(--mono); font-size: 11.5px; color: var(--dim); text-transform: uppercase; letter-spacing: .06em; margin-bottom: 4px; }
.facts b { font-weight: 500; font-size: 15.5px; }
.checklist { list-style: none; padding: 0; margin: 0; display: grid; gap: 12px; }
.checklist li { display: flex; gap: 12px; align-items: start; color: var(--text); }
.checklist li::before { content: "✓"; flex-shrink: 0; width: 22px; height: 22px; border-radius: 6px; display: grid; place-items: center; background: rgba(198,244,50,.12); color: var(--lime); font-size: 12px; font-weight: 700; margin-top: 2px; }
.reg-card { position: sticky; top: 92px; padding: 30px; background: linear-gradient(180deg, var(--card-2), var(--card)); border-color: var(--line-2); }
.reg-card h3 { font-size: 24px; }
.progress { height: 6px; border-radius: 999px; background: rgba(255,255,255,.08); overflow: hidden; margin: 8px 0 4px; }
.progress i { display: block; height: 100%; background: linear-gradient(90deg, var(--lime), var(--violet)); border-radius: inherit; }
.success-box { text-align: center; padding: 20px 0; }
.success-box .tick {
  width: 64px; height: 64px; border-radius: 50%; margin: 0 auto 18px; display: grid; place-items: center; background: var(--lime); color: #000; font-size: 30px; font-weight: 800;
  box-shadow: 0 0 0 10px rgba(198,244,50,.12); animation: pop .5s cubic-bezier(.2,1.6,.4,1);
}
@keyframes pop { from { transform: scale(.4); opacity: 0; } }

/* forms */
.form { display: grid; gap: 18px; }
.form-section { font-family: var(--mono); font-size: 12px; text-transform: uppercase; letter-spacing: .08em; color: var(--lime); padding-top: 14px; border-top: 1px dashed var(--line-2); margin-top: 6px; }
.form-section small { display: block; text-transform: none; letter-spacing: 0; font-family: var(--sans); color: var(--muted); font-size: 13.5px; margin-top: 4px; }
.field label { display: block; font-size: 14px; font-weight: 500; margin-bottom: 7px; }
.field label .req { color: var(--lime); margin-left: 2px; }
.field .help { font-size: 12.5px; color: var(--dim); margin: -3px 0 8px; }
.input, .field input[type=text], .field input[type=email], .field input[type=tel], .field input[type=number], .field input[type=date],
.field input[type=url], .field select, .field textarea {
  width: 100%; background: rgba(255,255,255,.03); border: 1px solid var(--line-2); border-radius: 12px; color: var(--text);
  padding: 12px 14px; font: 15px var(--sans); transition: border-color .2s, box-shadow .2s, background .2s; outline: none;
  -webkit-appearance: none; appearance: none;
}
.field select { background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' fill='none' stroke='%239aa0ab' stroke-width='1.6'%3E%3Cpath d='M1 1l5 5 5-5'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 14px center; padding-right: 38px; }
.field select option { background: var(--bg-2); }
.field textarea { min-height: 110px; resize: vertical; }
.field input:focus, .field select:focus, .field textarea:focus, .input:focus { border-color: var(--lime); box-shadow: 0 0 0 4px rgba(198,244,50,.12); background: rgba(255,255,255,.05); }
.field input[type=file] { width: 100%; font-size: 14px; color: var(--muted); padding: 10px; border: 1px dashed var(--line-2); border-radius: 12px; }
.field input[type=file]::file-selector-button { background: var(--text); color: #000; border: 0; padding: 7px 14px; border-radius: 8px; margin-right: 12px; font-weight: 600; cursor: pointer; }
.field.has-error input, .field.has-error select, .field.has-error textarea { border-color: var(--danger); }
.field .err { color: var(--danger); font-size: 13px; margin-top: 6px; }
.options { display: grid; gap: 8px; }
.opt {
  display: flex; align-items: center; gap: 12px; padding: 11px 14px; border: 1px solid var(--line-2); border-radius: 12px; cursor: pointer; font-size: 15px; transition: .15s;
}
.opt:hover { border-color: rgba(255,255,255,.28); }
.opt input { accent-color: var(--lime); width: 17px; height: 17px; margin: 0; }
.opt:has(input:checked) { border-color: var(--lime); background: rgba(198,244,50,.06); }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.alert { padding: 14px 18px; border-radius: 12px; font-size: 14.5px; border: 1px solid; margin-bottom: 18px; }
.alert.error { border-color: rgba(255,107,107,.4); background: rgba(255,107,107,.08); color: #ffb3b3; }
.alert.success { border-color: rgba(198,244,50,.4); background: rgba(198,244,50,.08); color: var(--lime); }

/* contact */
.contact-grid { display: grid; grid-template-columns: .85fr 1.15fr; gap: 40px; align-items: start; }
.info-list { display: grid; gap: 12px; }
.info-item { display: flex; gap: 16px; align-items: start; padding: 20px; }
.info-item .ic { width: 42px; height: 42px; border-radius: 12px; display: grid; place-items: center; background: rgba(198,244,50,.1); color: var(--lime); flex-shrink: 0; }
.info-item .ic svg { width: 19px; height: 19px; }
.info-item small { display: block; font-family: var(--mono); font-size: 11.5px; color: var(--dim); text-transform: uppercase; letter-spacing: .06em; }
.info-item b { font-weight: 500; white-space: pre-line; word-break: break-word; }
.map { border-radius: var(--radius); overflow: hidden; border: 1px solid var(--line); aspect-ratio: 16/10; }
.map iframe { width: 100%; height: 100%; border: 0; filter: invert(.9) hue-rotate(180deg) contrast(.9); }

/* certificates */
.verify-box { max-width: 760px; margin: 0 auto; padding: 10px; border-radius: 22px; }
.verify-tabs { display: flex; gap: 4px; padding: 4px; background: rgba(255,255,255,.04); border-radius: 14px; margin-bottom: 10px; }
.verify-tabs button { flex: 1; background: transparent; border: 0; color: var(--muted); padding: 10px; border-radius: 10px; font: 500 14.5px var(--sans); cursor: pointer; }
.verify-tabs button.active { background: var(--text); color: #000; }
.search-row { display: flex; gap: 8px; }
.search-row input { flex: 1; min-width: 0; height: 54px; font-family: var(--mono); font-size: 16px; letter-spacing: .02em; }
.search-row .btn { height: 54px; border-radius: 14px; }
.cert-result { max-width: 760px; margin: 28px auto 0; }
.cert-valid { border-color: rgba(198,244,50,.45); background: linear-gradient(160deg, rgba(198,244,50,.08), var(--card) 50%); }
.cert-invalid { border-color: rgba(255,107,107,.45); background: linear-gradient(160deg, rgba(255,107,107,.08), var(--card) 50%); }
.status-line { display: flex; align-items: center; gap: 10px; font-family: var(--mono); font-size: 13px; text-transform: uppercase; letter-spacing: .06em; margin-bottom: 18px; }
.status-line .dot { width: 10px; height: 10px; border-radius: 50%; background: currentColor; box-shadow: 0 0 12px currentColor; }
.cert-valid .status-line { color: var(--lime); }
.cert-invalid .status-line { color: var(--danger); }
.cert-name { font-size: clamp(28px, 4vw, 40px); letter-spacing: -.035em; margin: 0 0 6px; }
.cert-list { display: grid; gap: 10px; }
.cert-row { display: flex; justify-content: space-between; align-items: center; gap: 16px; padding: 18px 22px; flex-wrap: wrap; }
.cert-row b { display: block; }
.cert-row small { color: var(--muted); font-family: var(--mono); font-size: 12.5px; }
.how { counter-reset: s; }
.how .card { counter-increment: s; }
.how .card::after { content: "0" counter(s); position: absolute; top: 22px; right: 26px; font-family: var(--mono); color: var(--dim); font-size: 13px; }

/* footer */
.footer { border-top: 1px solid var(--line); margin-top: 60px; padding: 70px 0 34px; background: linear-gradient(180deg, transparent, rgba(139,108,255,.04)); }
.footer-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1fr; gap: 40px; }
.footer h4 { font-family: var(--mono); font-size: 12px; text-transform: uppercase; letter-spacing: .08em; color: var(--dim); font-weight: 500; margin-bottom: 18px; }
.footer ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 10px; }
.footer ul a { color: var(--muted); font-size: 15px; }
.footer ul a:hover { color: var(--text); }
.footer .about { color: var(--muted); max-width: 340px; font-size: 15px; margin-top: 16px; }
.big-word {
  font-size: clamp(80px, 22vw, 300px); font-weight: 700; letter-spacing: -.07em; line-height: .8; text-align: center; margin: 60px 0 30px;
  background: linear-gradient(180deg, rgba(255,255,255,.12), rgba(255,255,255,0)); -webkit-background-clip: text; background-clip: text; color: transparent;
  user-select: none;
}
.footer-bottom { display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; padding-top: 24px; border-top: 1px solid var(--line); font-size: 13px; color: var(--dim); font-family: var(--mono); }

.empty { text-align: center; padding: 60px 20px; color: var(--muted); border: 1px dashed var(--line-2); border-radius: var(--radius); }

/* reveal on scroll */
.reveal { opacity: 0; transform: translateY(18px); transition: opacity .8s cubic-bezier(.2,.7,.2,1), transform .8s cubic-bezier(.2,.7,.2,1); }
.reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .reveal { opacity: 1; transform: none; }
}

/* responsive */
@media (max-width: 1024px) {
  .hero-grid { grid-template-columns: 1fr; }
  .terminal { transform: none; max-width: 560px; }
  .g-4 { grid-template-columns: repeat(3, 1fr); }
  .ev-layout { grid-template-columns: 1fr; }
  .reg-card { position: static; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .logos { grid-template-columns: repeat(4, 1fr); }
}
@media (max-width: 860px) {
  .nav-links, .nav .nav-cta { display: none; }
  .menu-btn { display: block; }
  .nav.open .nav-links {
    display: flex; flex-direction: column; position: absolute; top: 68px; left: 0; right: 0; gap: 2px; padding: 12px 16px 20px;
    background: rgba(7,8,11,.97); border-bottom: 1px solid var(--line); margin: 0;
  }
  .nav.open .nav-links a { padding: 14px 16px; font-size: 17px; border-radius: 12px; }
  .nav.open .nav-links .mobile-cta { display: flex; margin-top: 10px; }
  .g-3, .g-4 { grid-template-columns: repeat(2, 1fr); }
  .stats { grid-template-columns: repeat(2, 1fr); }
  .stat:nth-child(2) { border-right: 0; }
  .stat:nth-child(-n+2) { border-bottom: 1px solid var(--line); }
  .bento .card:nth-child(1), .bento .card:nth-child(6) { grid-column: span 2; }
  .contact-grid, .mv { grid-template-columns: 1fr; }
  .section { padding: 80px 0; }
  .ev-hero .cover { aspect-ratio: 16/9; }
}
@media (min-width: 861px) { .mobile-cta { display: none !important; } }
@media (max-width: 560px) {
  .container { padding: 0 16px; }
  .g-2, .g-3 { grid-template-columns: 1fr; }
  .g-4 { grid-template-columns: repeat(2, 1fr); gap: 12px; }
  .bento .card:nth-child(1), .bento .card:nth-child(6) { grid-column: auto; }
  .hero { padding: 56px 0 50px; }
  .page-head { padding: 60px 0 36px; }
  .stat { padding: 24px 18px; }
  .footer-grid { grid-template-columns: 1fr; }
  .logos { grid-template-columns: repeat(2, 1fr); }
  .form-row, .facts { grid-template-columns: 1fr; }
  .search-row { flex-direction: column; }
  .note { grid-template-columns: 1fr; }
  .member .info { padding: 14px; }
  .member h3 { font-size: 16px; }
  .member .bio { display: none; }
  .card { padding: 22px; }
  .reg-card { padding: 22px; }
  .hero-actions .btn { flex: 1; }
}

/* `hidden` must win over component display rules (e.g. .search-row { display:flex }) */
[hidden] { display: none !important; }

html { color-scheme: dark; scrollbar-color: rgba(255,255,255,.16) var(--bg); }
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: rgba(255,255,255,.14); border-radius: 99px; border: 3px solid var(--bg); }
::-webkit-scrollbar-thumb:hover { background: var(--lime); }
::-webkit-scrollbar-button { display: none; height: 0; width: 0; }