:root {
  --bg: #07080d; --text: #eef0f7; --muted: #8b90a6; --line: rgba(255,255,255,.08);
  --glass: rgba(255,255,255,.04); --glass-hi: rgba(255,255,255,.08);
  --a1: #7c5cff; --a2: #22d3ee; --a3: #ff5c9d;
  --gold: #ffd166; --silver: #c3cad9; --bronze: #ff9f5a;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0; background: var(--bg); color: var(--text); min-height: 100vh;
  font: 15px/1.55 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Inter, sans-serif;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--a2); text-decoration: none; }
a:hover { text-decoration: underline; }
::selection { background: var(--a1); color: #fff; }

/* ---------- Dynamic Background ---------- */
.bg { position: fixed; inset: 0; z-index: -1; overflow: hidden; }
.blob { position: absolute; border-radius: 50%; filter: blur(90px); opacity: .5; will-change: transform; }
.b1 { width: 520px; height: 520px; background: var(--a1); top: -140px; left: -100px; animation: float1 18s ease-in-out infinite; }
.b2 { width: 460px; height: 460px; background: var(--a2); top: 10%; right: -140px; opacity: .32; animation: float2 22s ease-in-out infinite; }
.b3 { width: 420px; height: 420px; background: var(--a3); bottom: -160px; left: 30%; opacity: .26; animation: float3 26s ease-in-out infinite; }
.grid {
  position: absolute; inset: 0;
  background-image: linear-gradient(var(--line) 1px, transparent 1px), linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse 70% 60% at 50% 0%, #000 20%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse 70% 60% at 50% 0%, #000 20%, transparent 75%);
}
@keyframes float1 { 50% { transform: translate(120px, 90px) scale(1.15); } }
@keyframes float2 { 50% { transform: translate(-140px, 120px) scale(.9); } }
@keyframes float3 { 50% { transform: translate(-160px, -80px) scale(1.2); } }

/* ---------- Top Navbar ---------- */
.navbar {
  position: sticky; top: 0; z-index: 30;
  background: rgba(7, 8, 13, .72); border-bottom: 1px solid var(--line);
  backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px);
}
.nav-inner {
  max-width: 1080px; margin: 0 auto; padding: 12px 16px;
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
}
.brand { display: inline-flex; align-items: center; gap: 10px; color: var(--text); text-decoration: none !important; }
.brand-logo {
  width: 32px; height: 32px; border-radius: 9px; display: inline-grid; place-items: center; color: #fff;
  background: linear-gradient(135deg, var(--a2), var(--a1) 55%, var(--a3));
  box-shadow: 0 4px 16px -3px var(--a1);
}
.brand-name { font-size: 17px; font-weight: 600; letter-spacing: -.3px; }
.brand-name b { font-weight: 800; color: #fff; }
.brand-tag {
  font-size: 10px; font-weight: 700; letter-spacing: .8px; padding: 2px 7px; border-radius: 6px;
  background: var(--glass-hi); border: 1px solid var(--line); color: var(--muted);
}
.nav-links { display: flex; align-items: center; gap: 6px; }
.nav-links a, .nav-btn {
  color: var(--muted); font: inherit; font-size: 13.5px; font-weight: 500;
  padding: 6px 12px; border-radius: 8px; border: 0; background: transparent; cursor: pointer;
  transition: color .2s, background .2s; text-decoration: none;
}
.nav-links a:hover, .nav-btn:hover { color: var(--text); background: var(--glass-hi); }

/* ---------- Hero ---------- */
.hero { text-align: center; padding: 52px 20px 16px; animation: rise .8s both; }
.badge {
  display: inline-flex; align-items: center; gap: 8px; font-size: 12.5px; color: var(--muted);
  padding: 5px 14px; border-radius: 999px; background: var(--glass); border: 1px solid var(--line);
  backdrop-filter: blur(10px);
}
.dot { width: 7px; height: 7px; border-radius: 50%; background: #34d399; box-shadow: 0 0 0 0 #34d39980; animation: pulse 2s infinite; }
@keyframes pulse { 70% { box-shadow: 0 0 0 8px #34d39900; } 100% { box-shadow: 0 0 0 0 #34d39900; } }
.hero h1 { margin: 18px 0 10px; font-size: clamp(32px, 5.5vw, 54px); letter-spacing: -1.4px; line-height: 1.12; }
.grad {
  background: linear-gradient(110deg, var(--a2), var(--a1) 40%, var(--a3) 70%, var(--a2));
  background-size: 250% 100%; -webkit-background-clip: text; background-clip: text; color: transparent;
  animation: shine 6s linear infinite;
}
@keyframes shine { to { background-position: 250% 0; } }
.sub { margin: 0 auto; max-width: 660px; color: var(--muted); font-size: 16px; }
.sub b { color: var(--text); font-weight: 600; }
@keyframes rise { from { opacity: 0; transform: translateY(18px); } }

main { max-width: 1080px; margin: 0 auto; padding: 0 16px 32px; }

/* ---------- Category Tabs ---------- */
.tabs {
  display: flex; gap: 4px; width: fit-content; max-width: 100%; margin: 26px auto 22px; padding: 5px;
  background: var(--glass); border: 1px solid var(--line); border-radius: 999px; backdrop-filter: blur(14px);
  animation: rise .8s .1s both; overflow-x: auto;
}
.tab {
  display: inline-flex; align-items: center; gap: 8px;
  border: 0; background: transparent; color: var(--muted); padding: 9px 22px; border-radius: 999px;
  cursor: pointer; font: inherit; font-weight: 600; white-space: nowrap; transition: color .2s, background .2s, box-shadow .3s;
}
.tab svg { width: 15px; height: 15px; opacity: .8; }
.tab:hover { color: var(--text); background: var(--glass-hi); }
.tab.active {
  color: #fff; background: linear-gradient(120deg, var(--a1), #5b7bff);
  box-shadow: 0 6px 22px -4px var(--a1);
}

/* ---------- Toolbar & Lab Filter Chips ---------- */
.toolbar { display: flex; gap: 10px; align-items: center; margin-bottom: 18px; flex-wrap: wrap; animation: rise .8s .2s both; }
.search-box { position: relative; flex: 1; min-width: 210px; max-width: 320px; color: var(--muted); }
.search-box svg { position: absolute; left: 14px; top: 50%; transform: translateY(-50%); pointer-events: none; }
input {
  background: var(--glass); border: 1px solid var(--line); color: var(--text); border-radius: 12px;
  padding: 9px 14px 9px 38px; width: 100%; font: inherit; font-size: 14px; outline: none; backdrop-filter: blur(10px); transition: .2s;
}
input:focus { border-color: var(--a1); box-shadow: 0 0 0 3px #7c5cff33; }
.lab-chips { display: flex; gap: 6px; flex-wrap: wrap; align-items: center; }
.chip {
  border: 1px solid var(--line); background: var(--glass); color: var(--muted);
  padding: 6px 12px; border-radius: 999px; font: inherit; font-size: 12.5px; font-weight: 500;
  cursor: pointer; transition: .18s;
}
.chip:hover { color: var(--text); border-color: rgba(255,255,255,.22); }
.chip.active { color: #fff; background: rgba(124,92,255,.24); border-color: var(--a1); }
.meta { color: var(--muted); font-size: 13px; margin-left: auto; }

/* ---------- Top 3 Podium ---------- */
.podium { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; margin-bottom: 18px; }
.pod {
  --c: var(--gold); position: relative; overflow: hidden; padding: 20px 20px 18px; border-radius: 18px;
  background: linear-gradient(160deg, var(--glass-hi), var(--glass)); border: 1px solid var(--line);
  backdrop-filter: blur(14px); transition: transform .25s, border-color .25s, box-shadow .25s;
  animation: rise .7s calc(var(--i) * 110ms + .25s) both; --mx: 50%; --my: 0%;
}
.pod:nth-child(1) { --c: var(--gold); }
.pod:nth-child(2) { --c: var(--silver); }
.pod:nth-child(3) { --c: var(--bronze); }
.pod::before {
  content: ""; position: absolute; inset: 0; opacity: 0; transition: opacity .3s; pointer-events: none;
  background: radial-gradient(260px circle at var(--mx) var(--my), color-mix(in srgb, var(--c) 28%, transparent), transparent 70%);
}
.pod::after {
  content: ""; position: absolute; left: 0; right: 0; top: 0; height: 3px;
  background: linear-gradient(90deg, transparent, var(--c), transparent);
}
.pod:hover { transform: translateY(-5px); border-color: color-mix(in srgb, var(--c) 55%, transparent); box-shadow: 0 18px 40px -18px var(--c); }
.pod:hover::before { opacity: 1; }
.pod > * { position: relative; }
.medal { display: flex; align-items: center; justify-content: space-between; font-size: 12px; font-weight: 700; letter-spacing: 1px; color: var(--c); }
.medal-left { display: inline-flex; align-items: center; gap: 6px; }
.medal svg { width: 17px; height: 17px; }
.pod-votes { font-size: 11.5px; font-weight: 500; color: var(--muted); letter-spacing: 0; }
.pod .name { font-weight: 650; margin: 10px 0 8px; font-size: 18px; line-height: 1.3; word-break: break-word; }
.pod .score { font-size: 34px; font-weight: 750; letter-spacing: -1px; margin-top: 12px; font-variant-numeric: tabular-nums;
  background: linear-gradient(180deg, #fff, color-mix(in srgb, var(--c) 70%, #fff)); -webkit-background-clip: text; background-clip: text; color: transparent; }
.pod .score small { font-size: 12px; font-weight: 500; letter-spacing: 0; color: var(--muted); -webkit-text-fill-color: var(--muted); margin-left: 6px; }

/* Organization Avatar */
.org { display: inline-flex; align-items: center; gap: 8px; color: var(--muted); font-size: 13px; }
.av {
  width: 22px; height: 22px; border-radius: 7px; display: inline-grid; place-items: center; flex: none;
  font-size: 11px; font-weight: 700; color: #fff; background: hsl(var(--h) 65% 48%);
  box-shadow: 0 2px 10px -2px hsl(var(--h) 70% 50% / .7);
}

/* ---------- Leaderboard Table ---------- */
.table-wrap {
  background: var(--glass); border: 1px solid var(--line); border-radius: 18px; overflow-x: auto;
  backdrop-filter: blur(14px); animation: rise .8s .35s both;
}
table { width: 100%; border-collapse: collapse; }
th, td { padding: 13px 16px; text-align: left; white-space: nowrap; }
th {
  font-size: 12px; color: var(--muted); font-weight: 600; letter-spacing: .5px;
  border-bottom: 1px solid var(--line); background: rgba(255,255,255,.02); user-select: none;
}
th.sortable { cursor: pointer; transition: color .15s; }
th.sortable:hover { color: var(--text); }
th.sorted { color: var(--a2); }
tbody tr { border-bottom: 1px solid var(--line); opacity: 0; animation: rowIn .5s calc(var(--i) * 18ms) forwards; transition: background .2s; }
tbody tr:last-child { border-bottom: 0; }
tbody tr:hover { background: linear-gradient(90deg, #7c5cff1f, transparent); }
@keyframes rowIn { from { opacity: 0; transform: translateX(-12px); } to { opacity: 1; transform: none; } }
.num { text-align: right; font-variant-numeric: tabular-nums; }
.c-rank { width: 56px; font-variant-numeric: tabular-nums; color: var(--muted); font-weight: 600; }
.r1 .c-rank, .r2 .c-rank, .r3 .c-rank { font-weight: 800; }
.r1 .c-rank { color: var(--gold); } .r2 .c-rank { color: var(--silver); } .r3 .c-rank { color: var(--bronze); }
.name-cell { font-weight: 600; white-space: normal; min-width: 190px; }
.bar-col { width: 16%; min-width: 90px; }
.bar { height: 6px; background: rgba(255,255,255,.07); border-radius: 3px; overflow: hidden; }
.bar i {
  display: block; height: 100%; border-radius: 3px; width: var(--w);
  background: linear-gradient(90deg, var(--a1), var(--a2)); box-shadow: 0 0 10px #22d3ee66;
  transform-origin: left; animation: grow .9s calc(var(--i) * 18ms + .15s) cubic-bezier(.2,.8,.2,1) both;
}
@keyframes grow { from { transform: scaleX(0); } }
.pre { font-size: 11px; font-weight: 500; color: var(--a3); border: 1px solid #ff5c9d55; background: #ff5c9d14; border-radius: 6px; padding: 0 6px; margin-left: 8px; vertical-align: 1px; }
.empty { text-align: center; color: var(--muted); padding: 32px; }
.more-wrap { padding: 14px; text-align: center; border-top: 1px solid var(--line); background: rgba(255,255,255,.015); }
.more-btn {
  border: 1px solid var(--line); background: var(--glass-hi); color: var(--text);
  padding: 9px 24px; border-radius: 999px; font: inherit; font-size: 13.5px; font-weight: 600;
  cursor: pointer; transition: .2s;
}
.more-btn:hover { border-color: var(--a1); background: rgba(124,92,255,.22); box-shadow: 0 4px 18px -4px var(--a1); }
.note { color: var(--muted); font-size: 12px; margin: 12px 6px 0; }

/* ---------- Methodology & FAQ Sections ---------- */
.info-sec { margin-top: 64px; padding-top: 16px; }
.sec-head { text-align: center; max-width: 640px; margin: 0 auto 28px; }
.sec-eyebrow { font-size: 11px; font-weight: 700; letter-spacing: 1.5px; color: var(--a2); }
.sec-head h2 { margin: 6px 0 8px; font-size: 26px; letter-spacing: -.5px; }
.sec-head p { margin: 0; color: var(--muted); font-size: 14.5px; }

.method-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.m-card {
  background: var(--glass); border: 1px solid var(--line); border-radius: 16px; padding: 22px;
  backdrop-filter: blur(12px); transition: border-color .2s, transform .2s;
}
.m-card:hover { border-color: rgba(124,92,255,.4); transform: translateY(-3px); }
.m-icon {
  width: 34px; height: 34px; border-radius: 10px; display: grid; place-items: center;
  font-size: 12px; font-weight: 800; color: var(--a2); background: rgba(34,211,238,.1); border: 1px solid rgba(34,211,238,.25);
  margin-bottom: 14px;
}
.m-card h3 { margin: 0 0 8px; font-size: 16px; }
.m-card p { margin: 0; color: var(--muted); font-size: 13.5px; line-height: 1.6; }

.faq-list { max-width: 820px; margin: 0 auto; display: flex; flex-direction: column; gap: 10px; }
.faq-item {
  background: var(--glass); border: 1px solid var(--line); border-radius: 14px; padding: 14px 18px;
  backdrop-filter: blur(12px); transition: border-color .2s;
}
.faq-item[open] { border-color: rgba(124,92,255,.4); }
.faq-item summary {
  cursor: pointer; font-weight: 600; font-size: 15px; list-style: none;
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after { content: "+"; font-size: 18px; color: var(--muted); transition: transform .2s; }
.faq-item[open] summary::after { content: "−"; color: var(--a2); }
.faq-item p { margin: 10px 0 2px; color: var(--muted); font-size: 14px; line-height: 1.65; }
.faq-item code { background: var(--glass-hi); padding: 1px 6px; border-radius: 5px; color: var(--text); }

/* ---------- Footer ---------- */
.site-footer {
  margin-top: 64px; border-top: 1px solid var(--line); background: rgba(5, 6, 10, .6);
  backdrop-filter: blur(12px);
}
.footer-inner {
  max-width: 1080px; margin: 0 auto; padding: 40px 16px 28px;
  display: flex; justify-content: space-between; gap: 36px; flex-wrap: wrap;
}
.footer-brand { max-width: 320px; }
.footer-brand p { margin: 10px 0 0; color: var(--muted); font-size: 13px; line-height: 1.6; }
.footer-links { display: flex; gap: 48px; flex-wrap: wrap; }
.footer-links h4 { margin: 0 0 10px; font-size: 12.5px; text-transform: uppercase; letter-spacing: .8px; color: var(--text); }
.footer-links a, .link-btn {
  display: block; color: var(--muted); font: inherit; font-size: 13px; padding: 4px 0;
  background: none; border: 0; cursor: pointer; text-align: left; text-decoration: none;
}
.footer-links a:hover, .link-btn:hover { color: var(--a2); }
.footer-bottom {
  max-width: 1080px; margin: 0 auto; padding: 16px; border-top: 1px solid var(--line);
  display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap;
  color: var(--muted); font-size: 12px;
}

/* ---------- Modal ---------- */
.modal-backdrop {
  position: fixed; inset: 0; z-index: 60; background: rgba(4, 5, 10, .76);
  backdrop-filter: blur(8px); display: grid; place-items: center; padding: 20px;
}
.modal-backdrop[hidden] { display: none; }
.modal-box {
  width: 100%; max-width: 620px; max-height: 82vh; overflow-y: auto;
  background: #12141f; border: 1px solid rgba(255,255,255,.14); border-radius: 18px;
  padding: 22px 24px; box-shadow: 0 24px 60px rgba(0,0,0,.6);
}
.modal-head { display: flex; align-items: center; justify-content: space-between; border-bottom: 1px solid var(--line); padding-bottom: 12px; }
.modal-head h3 { margin: 0; font-size: 18px; }
.modal-close {
  border: 1px solid var(--line); background: var(--glass); color: var(--muted);
  width: 30px; height: 30px; border-radius: 8px; cursor: pointer; font-size: 14px;
}
.modal-close:hover { color: #fff; border-color: rgba(255,255,255,.3); }
.modal-body { padding-top: 14px; color: var(--muted); font-size: 13.8px; line-height: 1.65; }
.modal-body h4 { color: var(--text); margin: 16px 0 6px; font-size: 14.5px; }
.modal-body p { margin: 0 0 10px; }

::-webkit-scrollbar { height: 8px; width: 8px; }
::-webkit-scrollbar-thumb { background: var(--glass-hi); border-radius: 4px; }

@media (max-width: 760px) {
  .brand-tag { display: none; }
  .hero { padding-top: 36px; }
  .podium, .method-grid { grid-template-columns: 1fr; }
  .hide-sm { display: none; }
  .meta { margin-left: 0; width: 100%; }
  th, td { padding: 12px 10px; }
  .footer-links { gap: 28px; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .01ms !important; animation-delay: 0ms !important; animation-iteration-count: 1 !important; transition: none !important; }
}