:root{
  --bg:#07111f; --panel:#0e1b2f; --panel2:#12233c; --text:#ecf4ff; --muted:#93a8c4;
  --line:rgba(255,255,255,.12); --brand:#7c5cff; --brand2:#25d0ab; --danger:#ff6b6b; --warn:#ffd166;
  --shadow:0 24px 70px rgba(0,0,0,.38); --radius:24px; --radius2:16px;
}
*{box-sizing:border-box} html,body{margin:0;min-height:100%;font-family:Inter,ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;color:var(--text);background:radial-gradient(circle at top left,#172a4a 0,#07111f 42%,#050914 100%);}
body{overflow-x:hidden}.orb{position:fixed;border-radius:999px;filter:blur(28px);opacity:.32;pointer-events:none}.orb-a{width:330px;height:330px;left:-80px;top:80px;background:#7c5cff}.orb-b{width:430px;height:430px;right:-130px;top:160px;background:#25d0ab}
a{color:inherit}.topbar{height:76px;display:flex;align-items:center;justify-content:space-between;padding:0 32px;position:sticky;top:0;z-index:20;background:rgba(7,17,31,.66);backdrop-filter:blur(16px);border-bottom:1px solid var(--line)}.brand{display:flex;align-items:center;gap:12px;text-decoration:none;font-weight:900;font-size:20px}.brand-mark{width:40px;height:40px;display:grid;place-items:center;border-radius:14px;background:linear-gradient(135deg,var(--brand),var(--brand2));box-shadow:0 12px 30px rgba(124,92,255,.38)}.top-actions{display:flex;align-items:center;gap:12px}.ghost-link{text-decoration:none;color:var(--muted);font-weight:700}.hidden{display:none!important}.btn{border:0;border-radius:14px;padding:13px 18px;background:linear-gradient(135deg,var(--brand),#5c8cff);color:white;font-weight:900;cursor:pointer;box-shadow:0 12px 32px rgba(124,92,255,.28);transition:.18s transform,.18s opacity}.btn:hover{transform:translateY(-1px)}.btn.secondary{background:rgba(255,255,255,.08);box-shadow:none;color:var(--text);border:1px solid var(--line)}.btn.small{padding:9px 12px;font-size:13px}.btn.danger{background:rgba(255,107,107,.14);color:#ffd5d5;border:1px solid rgba(255,107,107,.35);box-shadow:none}.auth-wrap{display:grid;grid-template-columns:minmax(0,1.1fr) 420px;gap:28px;width:min(1180px,calc(100% - 40px));margin:62px auto}.hero-card,.auth-card,.card,.guest-header-card{background:linear-gradient(180deg,rgba(255,255,255,.10),rgba(255,255,255,.055));border:1px solid var(--line);box-shadow:var(--shadow);border-radius:var(--radius);backdrop-filter:blur(18px)}.hero-card{padding:48px}.hero-card h1{font-size:clamp(36px,5vw,72px);line-height:.96;margin:14px 0 18px;letter-spacing:-.05em}.hero-card p{color:var(--muted);font-size:18px;line-height:1.7;max-width:760px}.eyebrow{text-transform:uppercase;letter-spacing:.16em;color:var(--brand2);font-size:12px;font-weight:900}.hero-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:32px}.hero-grid div{background:rgba(255,255,255,.07);border:1px solid var(--line);border-radius:18px;padding:18px}.hero-grid strong{display:block;font-size:18px}.hero-grid span{display:block;color:var(--muted);font-size:13px;margin-top:6px;line-height:1.4}.auth-card{padding:22px;align-self:start}.tabs{display:flex;background:rgba(255,255,255,.06);padding:6px;border-radius:16px;margin-bottom:18px}.tab{flex:1;border:0;background:transparent;color:var(--muted);padding:12px;border-radius:12px;font-weight:900;cursor:pointer}.tab.active{background:rgba(255,255,255,.12);color:var(--text)}.stack{display:flex;flex-direction:column;gap:14px}.form-panel{animation:fade .2s ease}label{display:flex;flex-direction:column;gap:7px;color:#c9d8ee;font-size:13px;font-weight:800}input,textarea,select{width:100%;border:1px solid var(--line);background:rgba(2,8,23,.48);color:var(--text);padding:13px 14px;border-radius:14px;outline:none;font:inherit}textarea{resize:vertical}input:focus,textarea:focus,select:focus{border-color:rgba(124,92,255,.7);box-shadow:0 0 0 4px rgba(124,92,255,.12)}.hint{color:var(--muted);font-size:13px}.message{color:#ffd5d5;font-weight:800;font-size:14px;min-height:20px}.app-layout{display:grid;grid-template-columns:280px minmax(0,1fr);gap:24px;width:min(1440px,calc(100% - 40px));margin:28px auto}.sidebar{position:sticky;top:100px;align-self:start;background:rgba(255,255,255,.06);border:1px solid var(--line);border-radius:24px;padding:16px;box-shadow:var(--shadow);backdrop-filter:blur(18px)}.profile-pill{display:flex;gap:12px;align-items:center;background:rgba(255,255,255,.07);border:1px solid var(--line);border-radius:18px;padding:12px;margin-bottom:14px}.profile-pill span{width:44px;height:44px;border-radius:15px;display:grid;place-items:center;background:linear-gradient(135deg,var(--brand),var(--brand2));font-weight:950}.profile-pill small{display:block;color:var(--muted);font-size:12px;margin-top:2px}.nav-btn{display:flex;width:100%;border:0;text-align:left;background:transparent;color:var(--muted);padding:13px 14px;border-radius:15px;font-weight:900;cursor:pointer;margin:3px 0}.nav-btn.active,.nav-btn:hover{background:rgba(255,255,255,.10);color:var(--text)}.content{min-width:0}.content-head{display:flex;justify-content:space-between;align-items:center;gap:18px;margin-bottom:20px}.content-head h1{font-size:40px;margin:4px 0 0;letter-spacing:-.04em}.view{display:none}.view.active{display:block}.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-bottom:20px}.stat{padding:22px;border-radius:22px;background:linear-gradient(180deg,rgba(255,255,255,.11),rgba(255,255,255,.055));border:1px solid var(--line)}.stat strong{font-size:34px;letter-spacing:-.04em}.stat span{display:block;color:var(--muted);font-weight:800;font-size:13px;margin-top:4px}.two-col,.split{display:grid;grid-template-columns:1fr 1fr;gap:20px}.card{padding:22px}.card h2{margin:0 0 16px;font-size:22px;letter-spacing:-.02em}.list{display:flex;flex-direction:column;gap:12px}.item{border:1px solid var(--line);background:rgba(255,255,255,.055);border-radius:18px;padding:15px}.item-head{display:flex;align-items:flex-start;justify-content:space-between;gap:12px}.item strong{font-size:16px}.item small,.muted{color:var(--muted)}.item p{color:#c8d5e8;line-height:1.55;margin:10px 0 0}.pill{display:inline-flex;align-items:center;border-radius:999px;padding:5px 9px;border:1px solid var(--line);background:rgba(255,255,255,.07);font-size:12px;font-weight:900;color:#dce8f9}.pill.green{border-color:rgba(37,208,171,.4);color:#a9ffed;background:rgba(37,208,171,.12)}.pill.yellow{border-color:rgba(255,209,102,.45);color:#ffecad;background:rgba(255,209,102,.12)}.pill.red{border-color:rgba(255,107,107,.45);color:#ffd1d1;background:rgba(255,107,107,.12)}.grid-form{display:grid;grid-template-columns:1fr 1fr;gap:14px}.grid-form .full,.full{grid-column:1/-1}.form-actions{display:flex;gap:10px;grid-column:1/-1;flex-wrap:wrap}.item-actions{display:flex;gap:8px;flex-wrap:wrap;margin-top:12px}.copy-row{display:flex;gap:8px;margin-top:10px}.copy-row input{font-size:12px;color:#bcd0ec}.chat-split{grid-template-columns:360px minmax(0,1fr)}.chat-card{min-height:500px;display:flex;flex-direction:column}.chat-box{height:420px;overflow:auto;border:1px solid var(--line);border-radius:18px;background:rgba(2,8,23,.28);padding:14px;display:flex;flex-direction:column;gap:10px}.bubble{max-width:min(78%,560px);padding:12px 14px;border-radius:16px;background:rgba(255,255,255,.09);border:1px solid var(--line);line-height:1.45}.bubble.host{align-self:flex-end;background:linear-gradient(135deg,rgba(124,92,255,.34),rgba(92,140,255,.24));}.bubble.guest{align-self:flex-start}.bubble small{display:block;color:var(--muted);font-size:11px;margin-top:5px}.message-form{display:flex;gap:10px;margin-top:12px}.message-form input{flex:1}.toast{position:fixed;right:24px;bottom:24px;background:#10213a;border:1px solid var(--line);border-radius:16px;padding:14px 16px;box-shadow:var(--shadow);font-weight:900;z-index:50}.guest-login{width:min(900px,calc(100% - 40px));margin:70px auto}.guest-hero{text-align:center}.guest-hero h1{font-size:clamp(34px,5vw,64px)}.code-form{display:flex;gap:12px;max-width:520px;margin:28px auto 0}.code-form input{text-align:center;text-transform:uppercase;font-size:20px;letter-spacing:.12em}.guest-app{width:min(1320px,calc(100% - 40px));margin:28px auto}.guest-header-card{padding:32px;margin-bottom:20px;position:relative;overflow:hidden}.guest-header-card:before{content:"";position:absolute;inset:0;background:linear-gradient(120deg,rgba(124,92,255,.28),rgba(37,208,171,.18),transparent);pointer-events:none}.guest-header-card>*{position:relative}.guest-header-card h1{font-size:42px;letter-spacing:-.04em;margin:6px 0}.guest-grid{display:grid;grid-template-columns:minmax(0,1fr) 380px;gap:20px}.guest-main,.guest-side{display:flex;flex-direction:column;gap:20px}.info-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}.info-box{padding:15px;border:1px solid var(--line);border-radius:16px;background:rgba(255,255,255,.055)}.info-box small{color:var(--muted);font-weight:900;text-transform:uppercase;letter-spacing:.08em}.info-box strong,.info-box span{display:block;margin-top:5px;word-break:break-word}.empty{color:var(--muted);text-align:center;padding:24px;border:1px dashed var(--line);border-radius:18px;background:rgba(255,255,255,.035)}@keyframes fade{from{opacity:0;transform:translateY(4px)}to{opacity:1;transform:none}}
@media(max-width:1050px){.auth-wrap,.app-layout,.split,.two-col,.guest-grid{grid-template-columns:1fr}.sidebar{position:static;display:grid;grid-template-columns:repeat(3,1fr);gap:8px}.profile-pill{grid-column:1/-1}.stats{grid-template-columns:repeat(2,1fr)}.chat-split{grid-template-columns:1fr}.hero-grid{grid-template-columns:1fr}.auth-wrap{margin-top:26px}.guest-side{order:-1}}
@media(max-width:640px){.topbar{padding:0 16px}.auth-wrap,.app-layout,.guest-app,.guest-login{width:calc(100% - 24px)}.hero-card{padding:28px}.auth-card,.card{padding:16px}.grid-form,.info-grid,.stats{grid-template-columns:1fr}.sidebar{grid-template-columns:1fr 1fr}.content-head{flex-direction:column;align-items:flex-start}.code-form,.message-form,.copy-row{flex-direction:column}.guest-header-card h1,.content-head h1{font-size:32px}.chat-box{height:350px}}