/* ============================================================
   BUZZ-PITCH V2 — design system (design-rules.md compliant)
   ============================================================ */
:root{
  --bg:#0a0e18; --bg2:#0d1424;
  --card:rgba(20,28,44,.5); --card-solid:#111a2c;
  --border:rgba(120,160,210,.13);
  --text:#e2eaf5; --muted:#93a3bd; --muted2:#5d6e88;
  --accent:#6f9fd8; --green:#46a984; --warn:#d5a35c;
  --cyan:#5aa8c0; --purple:#9188bd;
  --ease-out:cubic-bezier(0.23,1,0.32,1);
  --ease-in-out:cubic-bezier(0.77,0,0.175,1);
  --ease-drawer:cubic-bezier(0.32,0.72,0,1);
  --r-lg:20px; --r-md:14px; --r-sm:10px;
  --grad-snin:linear-gradient(120deg,#5aa8c0,#6f9fd8 45%,#46a984);
  --shadow-card:0 10px 36px -14px rgba(0,0,0,.5);
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  font-family:'Inter','SF Pro Display',-apple-system,'Segoe UI',Roboto,sans-serif;
  background:var(--bg);color:var(--text);line-height:1.65;
  -webkit-font-smoothing:antialiased;overflow-x:hidden;
}
/* ambient background */
.bg-fx{position:fixed;inset:0;z-index:-1;pointer-events:none;overflow:hidden}
.bg-fx .orb{position:absolute;border-radius:50%;filter:blur(110px);opacity:.28}
.bg-fx .o1{width:620px;height:620px;left:-160px;top:-160px;background:radial-gradient(circle,rgba(90,168,192,.32),transparent 65%)}
.bg-fx .o2{width:520px;height:520px;right:-140px;top:16%;background:radial-gradient(circle,rgba(111,159,216,.28),transparent 65%)}
.bg-fx .o3{width:480px;height:480px;left:30%;bottom:-200px;background:radial-gradient(circle,rgba(70,169,132,.22),transparent 65%)}
.bg-fx .grid-lines{position:absolute;inset:0;background-image:linear-gradient(rgba(120,160,210,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(120,160,210,.035) 1px,transparent 1px);background-size:56px 56px;mask-image:radial-gradient(ellipse 90% 60% at 50% 0%,#000 40%,transparent 75%)}

/* topbar + lang switcher */
.topbar{
  position:fixed;top:0;left:0;right:0;z-index:50;
  display:flex;align-items:center;justify-content:space-between;
  padding:14px 22px;background:rgba(5,8,15,.72);backdrop-filter:blur(12px);
  border-bottom:1px solid var(--border);
}
.topbar .brand{font-size:13px;font-weight:800;letter-spacing:1.6px;color:var(--muted)}
.topbar .brand b{color:var(--text)}
.lang{display:inline-flex;gap:3px;background:rgba(88,166,255,.08);border:1px solid var(--border);border-radius:999px;padding:3px}
.lang button{
  border:0;background:transparent;color:var(--muted);font-size:12px;font-weight:700;
  letter-spacing:.5px;padding:5px 13px;border-radius:999px;cursor:pointer;
  transition:transform 140ms var(--ease-out),background 200ms var(--ease-out),color 200ms var(--ease-out);
}
.lang button:active{transform:scale(0.96)}
.lang button.on{background:var(--accent);color:#04121c}

.wrap{max-width:960px;margin:0 auto;padding:96px 24px 60px;position:relative}

/* hero */
.tag{
  display:inline-flex;align-items:center;gap:10px;padding:7px 16px;border-radius:999px;
  font-size:12px;font-weight:600;letter-spacing:1.2px;color:var(--accent);
  background:rgba(111,159,216,.08);border:1px solid rgba(111,159,216,.18);
  backdrop-filter:blur(8px);margin-bottom:26px;
}
.tag .dot{width:7px;height:7px;border-radius:50%;background:var(--green);box-shadow:0 0 10px var(--green);animation:pulse 2.4s var(--ease-in-out) infinite}
@keyframes pulse{0%,100%{transform:scale(1);opacity:1}50%{transform:scale(1.5);opacity:.6}}
h1{
  font-size:clamp(34px,5.6vw,58px);line-height:1.08;letter-spacing:-1.8px;font-weight:800;
  background:linear-gradient(115deg,#f2f7ff 18%,#b7d2f5 55%,#8fb8d8 82%);
  -webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;
  margin-bottom:18px;
}
.sub{font-size:clamp(15px,2vw,18px);color:var(--muted);max-width:720px;margin-bottom:14px}
.sub b{color:var(--text);font-weight:600}

.hero-graph{position:relative;height:190px;margin:34px 0 10px;border-radius:var(--r-lg);overflow:hidden;
  background:linear-gradient(180deg,rgba(90,168,192,.05),rgba(111,159,216,.03) 55%,transparent);
  border:1px solid rgba(120,160,210,.08)}
.hero-graph svg{position:absolute;inset:0;width:100%;height:100%}
.hg-badge{position:absolute;left:18px;bottom:14px;display:inline-flex;gap:8px;align-items:center;
  font-size:11px;font-weight:600;letter-spacing:1px;color:var(--muted);
  background:rgba(5,8,15,.7);border:1px solid var(--border);border-radius:999px;padding:6px 12px;backdrop-filter:blur(6px)}

/* sections */
h2{font-size:clamp(20px,2.6vw,26px);letter-spacing:-.6px;font-weight:700;margin:56px 0 8px;display:flex;align-items:center;gap:12px}
h2 .gnum{font-size:13px;font-weight:800;letter-spacing:.5px;padding:5px 11px;border-radius:8px;
  background:linear-gradient(120deg,rgba(90,168,192,.12),rgba(111,159,216,.12));
  color:var(--cyan);border:1px solid rgba(34,211,238,.28);flex:none}
.lede{font-size:14.5px;color:var(--muted);margin-bottom:20px;max-width:780px}
.lede b{color:var(--text)}
.lede .st{color:var(--green);font-weight:700}

.gap{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:6px}
@media(max-width:720px){.gap{grid-template-columns:1fr}}
.card{position:relative;background:var(--card);border:1px solid var(--border);border-radius:var(--r-lg);
  padding:22px 24px;overflow:hidden;backdrop-filter:blur(10px);box-shadow:var(--shadow-card);
  transition:transform 220ms var(--ease-out),border-color 220ms var(--ease-out),box-shadow 220ms var(--ease-out)}
.card:hover{transform:translateY(-3px)}
.card.buzz{--tone:var(--warn);--tone-rgb:213,163,92}
.card.snin{--tone:var(--green);--tone-rgb:70,169,132}
.card::before{content:"";position:absolute;top:0;left:0;right:0;height:2px;
  background:linear-gradient(90deg,transparent,rgba(var(--tone-rgb),.65),transparent);opacity:.7}
.card.buzz:hover{border-color:rgba(213,163,92,.35);box-shadow:0 14px 40px -16px rgba(213,163,92,.16)}
.card.snin:hover{border-color:rgba(70,169,132,.35);box-shadow:0 14px 40px -16px rgba(70,169,132,.16)}
.card .head{font-size:11px;font-weight:800;letter-spacing:1.4px;margin-bottom:12px;display:flex;align-items:center;gap:8px}
.card .head::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--tone);box-shadow:0 0 8px var(--tone)}
.card.buzz .head{color:var(--warn)}
.card.snin .head{color:var(--green)}
.card ul{margin-left:18px;font-size:14px;color:#c3d0e0}
.card li{margin-bottom:7px}
.card li::marker{color:rgba(var(--tone-rgb),.7)}
.card b{color:var(--tone)}

/* metrics */
.metrics{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin:30px 0 6px}
@media(max-width:720px){.metrics{grid-template-columns:repeat(2,1fr)}}
.metric{position:relative;background:var(--card);border:1px solid var(--border);border-radius:var(--r-md);
  padding:22px 16px 18px;text-align:center;overflow:hidden;backdrop-filter:blur(10px);
  transition:transform 220ms var(--ease-out),border-color 220ms var(--ease-out)}
.metric:hover{transform:translateY(-3px);border-color:rgba(111,159,216,.3)}
.metric::after{content:"";position:absolute;inset:0;background:radial-gradient(circle at 50% 0%,rgba(111,159,216,.07),transparent 70%);pointer-events:none}
.metric .n{font-size:clamp(24px,3.4vw,32px);font-weight:800;letter-spacing:-1px;
  background:var(--grad-snin);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;
  font-variant-numeric:tabular-nums}
.metric .l{font-size:11.5px;color:var(--muted);margin-top:5px;letter-spacing:.3px}

/* passports */
.plist{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin:22px 0}
@media(max-width:900px){.plist{grid-template-columns:repeat(2,1fr)}}
@media(max-width:560px){.plist{grid-template-columns:1fr}}
.pcard{position:relative;display:flex;align-items:center;justify-content:space-between;gap:10px;
  background:rgba(15,22,38,.6);border:1px solid var(--border);border-radius:var(--r-md);
  padding:13px 15px;text-decoration:none;color:var(--text);cursor:pointer;
  backdrop-filter:blur(8px);overflow:hidden;
  transition:transform 200ms var(--ease-out),border-color 200ms var(--ease-out),box-shadow 200ms var(--ease-out)}
.pcard::before{content:"";position:absolute;inset:0;opacity:0;transition:opacity 200ms var(--ease-out);
  background:radial-gradient(circle at 0% 0%,rgba(70,169,132,.09),transparent 60%)}
.pcard:hover{transform:translateY(-2px);border-color:rgba(70,169,132,.4);box-shadow:0 10px 26px -12px rgba(70,169,132,.16)}
.pcard:hover::before{opacity:1}
.pcard:active{transform:scale(0.97)}
.pcard .pid{display:flex;flex-direction:column;gap:1px;position:relative}
.pcard .sn{font-size:10.5px;color:var(--muted2);font-weight:800;letter-spacing:1px}
.pcard .nm{font-size:14px;font-weight:600;letter-spacing:-.2px}
.pcard .ok{display:inline-flex;align-items:center;gap:5px;color:var(--green);font-size:10px;font-weight:800;letter-spacing:.8px;white-space:nowrap;position:relative}
.pcard .ok svg{width:13px;height:13px;flex:none}

/* verify block */
.verify{display:grid;grid-template-columns:1fr;gap:12px;margin-top:8px}
.vrow{display:flex;align-items:flex-start;gap:16px;background:rgba(15,22,38,.55);border:1px solid var(--border);
  border-radius:var(--r-md);padding:18px 20px;backdrop-filter:blur(8px);
  transition:transform 220ms var(--ease-out),border-color 220ms var(--ease-out)}
.vrow:hover{transform:translateX(3px);border-color:rgba(34,211,238,.35)}
.vrow .vnum{flex:none;width:34px;height:34px;border-radius:10px;display:flex;align-items:center;justify-content:center;
  font-size:14px;font-weight:800;color:var(--cyan);background:rgba(34,211,238,.12);border:1px solid rgba(34,211,238,.3)}
.vrow .vbody{flex:1}
.vrow .vt{font-size:15px;font-weight:700;margin-bottom:3px;display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.vrow .vtag{font-size:10px;font-weight:800;letter-spacing:.8px;padding:3px 9px;border-radius:999px;background:rgba(61,220,151,.12);color:var(--green);border:1px solid rgba(61,220,151,.3)}
.vrow .vtag.pending{background:rgba(255,194,75,.1);color:var(--warn);border-color:rgba(255,194,75,.3)}
.vrow .vd{font-size:13px;color:var(--muted);margin-bottom:8px}
.vrow .vlinks{display:flex;gap:10px;flex-wrap:wrap}
.vrow .vlinks a{font-size:12.5px;font-weight:600;color:var(--accent);text-decoration:none;display:inline-flex;align-items:center;gap:5px;
  padding:5px 11px;border-radius:8px;background:rgba(88,166,255,.07);border:1px solid rgba(88,166,255,.18);
  transition:transform 160ms var(--ease-out),background 200ms var(--ease-out),color 200ms var(--ease-out)}
.vrow .vlinks a:hover{background:rgba(88,166,255,.15);color:#cfe6ff}
.vrow .vlinks a:active{transform:scale(0.97)}
.vrow .vlinks a svg{width:13px;height:13px}

/* handover */
.ho{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:8px}
@media(max-width:860px){.ho{grid-template-columns:1fr}}
.step{position:relative;background:var(--card);border:1px solid var(--border);border-radius:var(--r-lg);
  padding:24px 22px 20px;backdrop-filter:blur(10px);overflow:hidden;
  transition:transform 220ms var(--ease-out),border-color 220ms var(--ease-out)}
.step:hover{transform:translateY(-3px);border-color:rgba(88,166,255,.35)}
.step .snum{position:absolute;top:14px;right:18px;font-size:38px;font-weight:800;letter-spacing:-2px;
  background:linear-gradient(120deg,rgba(90,168,192,.18),rgba(111,159,216,.18));
  -webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.step h3{font-size:15px;font-weight:700;margin-bottom:8px}
.step p{font-size:13px;color:var(--muted)}
.step ul{margin-left:16px;font-size:12.5px;color:var(--muted);margin-top:6px}
.step li{margin-bottom:4px}

/* thread */
.thread-box{margin-top:8px;background:rgba(10,14,26,.6);border:1px solid var(--border);border-radius:var(--r-lg);
  overflow:hidden;backdrop-filter:blur(10px)}
.thread-head{display:flex;align-items:center;justify-content:space-between;padding:14px 18px;
  border-bottom:1px solid var(--border);font-size:13px;font-weight:700;letter-spacing:.4px}
.thread-head .live{display:inline-flex;align-items:center;gap:7px;color:var(--green);font-size:11px;font-weight:800;letter-spacing:1px}
.thread-head .live .dot2{width:7px;height:7px;border-radius:50%;background:var(--green);box-shadow:0 0 8px var(--green);animation:pulse 1.8s var(--ease-in-out) infinite}
.thread-head .live.off .dot2{background:var(--warn);box-shadow:0 0 8px var(--warn);animation:none}
.thread-list{max-height:520px;overflow-y:auto;padding:8px 0}
.tevt{display:flex;gap:12px;padding:14px 18px;border-bottom:1px solid rgba(120,160,210,.06);
  opacity:1;transform:none;transition:none}
.tevt.in{opacity:1;transform:none}
.tevt .tav{flex:none;width:34px;height:34px;border-radius:50%;display:flex;align-items:center;justify-content:center;
  font-size:12px;font-weight:800;background:rgba(88,166,255,.12);border:1px solid rgba(88,166,255,.25);color:var(--accent)}
.tevt.anon .tav{background:rgba(167,139,250,.12);border-color:rgba(167,139,250,.3);color:var(--purple)}
.tevt.me .tav{background:rgba(61,220,151,.12);border-color:rgba(61,220,151,.3);color:var(--green)}
.tevt .tbd{flex:1;min-width:0}
.tevt .tmeta{font-size:11px;color:var(--muted2);display:flex;gap:8px;align-items:center;flex-wrap:wrap;margin-bottom:3px}
.tevt .tmeta b{color:var(--muted);font-weight:700}
.tevt .tkind{font-size:9.5px;font-weight:800;letter-spacing:.6px;padding:2px 7px;border-radius:999px;background:rgba(88,166,255,.1);color:var(--accent)}
.tevt .tkind.like{background:rgba(61,220,151,.1);color:var(--green)}
.tevt .ttext{font-size:13.5px;color:#c9d6e6;white-space:pre-wrap;word-break:break-word}
.thread-foot{padding:10px 18px;border-top:1px solid var(--border);font-size:11.5px;color:var(--muted2);display:flex;justify-content:space-between;align-items:center;gap:10px;flex-wrap:wrap}
.thread-foot a{color:var(--accent);text-decoration:none;border-bottom:1px dashed rgba(88,166,255,.4)}
.thread-foot a:hover{border-bottom-color:var(--accent)}

/* scheme */
.scheme{position:relative;background:rgba(10,14,26,.6);border:1px solid var(--border);border-radius:var(--r-lg);
  padding:26px 20px 20px;overflow-x:auto;backdrop-filter:blur(10px)}
.scheme svg{display:block;width:100%;min-width:680px;height:auto}
.scheme .snode{cursor:default;transition:opacity 200ms var(--ease-out)}
.scheme .snode:hover{opacity:1}
.scheme .srect{transition:filter 200ms var(--ease-out),opacity 200ms var(--ease-out)}
.scheme .snode:hover .srect{filter:drop-shadow(0 0 10px rgba(88,166,255,.5))}
.scheme .slabel{font-size:12px;font-weight:700;fill:var(--text)}
.scheme .ssub{font-size:10px;fill:var(--muted2)}

/* CTA */
.cta-row{display:flex;flex-wrap:wrap;gap:14px;margin-top:40px;align-items:center}
.cta{display:inline-flex;align-items:center;gap:10px;
  background:linear-gradient(120deg,#5aa8c0,#6f9fd8 55%,#7a86c9);
  color:#081120;font-weight:800;font-size:15px;letter-spacing:.2px;
  padding:14px 28px;border-radius:12px;text-decoration:none;
  box-shadow:0 10px 30px -12px rgba(111,159,216,.4),inset 0 1px 0 rgba(255,255,255,.28);
  transform-origin:center;position:relative;overflow:hidden;
  transition:transform 160ms var(--ease-out),box-shadow 200ms var(--ease-out),filter 200ms var(--ease-out)}
.cta::after{content:"";position:absolute;inset:0;background:linear-gradient(105deg,transparent 35%,rgba(255,255,255,.35) 50%,transparent 65%);
  transform:translateX(-120%);transition:transform 500ms var(--ease-in-out)}
.cta:hover{box-shadow:0 14px 40px -12px rgba(111,159,216,.5),inset 0 1px 0 rgba(255,255,255,.32);filter:brightness(1.04)}
.cta:hover::after{transform:translateX(120%)}
.cta:active{transform:scale(0.97)}
.cta svg{width:17px;height:17px;flex:none}
.cta2{display:inline-flex;align-items:center;gap:8px;color:var(--accent);font-weight:600;font-size:14.5px;
  text-decoration:none;padding:12px 6px;transform-origin:center;
  transition:transform 160ms var(--ease-out),color 200ms var(--ease-out)}
.cta2:hover{color:var(--cyan)}
.cta2:active{transform:scale(0.97)}
.cta2 svg{width:15px;height:15px}

/* docs */
.docs{margin-top:56px;padding-top:30px;border-top:1px solid var(--border)}
.docs ul{list-style:none;display:flex;flex-direction:column;gap:6px;margin-top:14px}
.docs a{display:flex;align-items:center;gap:12px;color:var(--muted);text-decoration:none;font-size:14.5px;
  padding:10px 14px;border-radius:10px;background:transparent;border:1px solid transparent;
  transition:transform 180ms var(--ease-out),background 200ms var(--ease-out),border-color 200ms var(--ease-out),color 200ms var(--ease-out);
  transform-origin:left center}
.docs a:hover{color:var(--text);background:rgba(88,166,255,.07);border-color:rgba(88,166,255,.18);transform:translateX(3px)}
.docs a:active{transform:scale(0.98)}
.docs a svg{width:16px;height:16px;flex:none;color:var(--accent);opacity:.8;transition:opacity 200ms var(--ease-out)}
.docs a:hover svg{opacity:1}
.docs a .idx{font-size:11px;font-weight:800;color:var(--cyan);letter-spacing:.6px;flex:none;width:30px}
.docs a .ext{margin-left:auto;font-size:10px;color:var(--muted2);letter-spacing:.6px;font-weight:700}

/* note */
.note{font-size:12.5px;color:var(--muted2);margin-top:36px;line-height:1.75;max-width:840px;
  border-left:2px solid var(--border);padding-left:16px}

/* modal */
.modal{position:fixed;inset:0;z-index:100;display:flex;align-items:center;justify-content:center;padding:20px;
  background:rgba(3,6,12,.7);backdrop-filter:blur(6px);
  opacity:0;pointer-events:none;transition:opacity 260ms var(--ease-out)}
.modal.open{opacity:1;pointer-events:auto}
.modal-card{width:100%;max-width:520px;background:var(--card-solid);border:1px solid rgba(120,160,210,.2);
  border-radius:var(--r-lg);padding:28px 26px 24px;box-shadow:0 30px 90px -20px rgba(0,0,0,.8),0 0 0 1px rgba(88,166,255,.1);
  transform:translateY(14px) scale(.97);transition:transform 300ms var(--ease-drawer)}
.modal.open .modal-card{transform:none}
.modal-card .mhead{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:18px}
.modal-card .msn{font-size:12px;color:var(--cyan);font-weight:800;letter-spacing:1.4px}
.modal-card .mname{font-size:24px;font-weight:800;letter-spacing:-.6px;margin-top:2px}
.modal-close{border:0;background:rgba(88,166,255,.1);color:var(--muted);width:34px;height:34px;border-radius:10px;
  font-size:16px;cursor:pointer;display:flex;align-items:center;justify-content:center;
  transition:transform 140ms var(--ease-out),background 200ms var(--ease-out),color 200ms var(--ease-out)}
.modal-close:hover{background:rgba(88,166,255,.2);color:var(--text)}
.modal-close:active{transform:scale(0.94)}
.mrow{display:flex;gap:12px;padding:10px 0;border-bottom:1px solid rgba(88,166,255,.07);font-size:13.5px}
.mrow .mk{flex:none;width:130px;color:var(--muted2);font-size:12px;font-weight:700;letter-spacing:.6px;text-transform:uppercase;padding-top:1px}
.mrow .mv{color:#d5e2f2;word-break:break-all}
.mrow .mv .chip{display:inline-block;padding:2px 9px;border-radius:999px;background:rgba(61,220,151,.12);color:var(--green);font-size:12px;font-weight:700;margin:2px 4px 2px 0}
.mrow .mv .chip.role{background:rgba(88,166,255,.12);color:var(--accent)}
.mrow .mv code{font-size:12px;color:var(--cyan);background:rgba(34,211,238,.07);padding:2px 6px;border-radius:6px}
.mact{display:flex;gap:10px;margin-top:20px;flex-wrap:wrap}
.mact a{flex:1;min-width:140px;text-align:center;display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-size:13.5px;font-weight:700;padding:12px 16px;border-radius:11px;text-decoration:none;
  transition:transform 160ms var(--ease-out),filter 200ms var(--ease-out)}
.mact a:active{transform:scale(0.97)}
.mact .m1{background:linear-gradient(120deg,#5aa8c0,#6f9fd8);color:#081120}
.mact .m1:hover{filter:brightness(1.08)}
.mact .m2{background:rgba(88,166,255,.1);color:var(--accent);border:1px solid rgba(88,166,255,.3)}
.mact .m2:hover{background:rgba(88,166,255,.18)}
.mact a svg{width:15px;height:15px}

/* footer */
.footer{text-align:center;color:#2a3a52;font-size:12.5px;letter-spacing:.5px;padding:0 24px 44px;display:flex;flex-direction:column;gap:10px;align-items:center}
.footer .qr{width:88px;height:88px;border-radius:12px;border:1px solid var(--border);padding:6px;background:#fff;margin-bottom:4px}
.footer .qr img{width:100%;height:100%}

/* reveal — disabled: all content visible immediately, no scroll animations */
.reveal{opacity:1;transform:none;transition:none}
.reveal.in{opacity:1;transform:none}
.reveal[data-stagger] > *{opacity:1;transform:none;transition:none}
.reveal[data-stagger].in > *{opacity:1;transform:none}

@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition-duration:.01ms!important}
  .reveal,.reveal[data-stagger]>*{opacity:1;transform:none}
  html{scroll-behavior:auto}
}
@media (hover:none){
  .card:hover,.metric:hover,.pcard:hover,.vrow:hover,.step:hover{transform:none}
  .docs a:hover{transform:none;background:rgba(88,166,255,.07)}
}