:root{--bg:#f6f7fb;--surface:#fff;--text:#0f172a;--muted:#64748b;--border:#e2e8f0;--primary:#4f46e5;--primary-l:#eef2ff;--btn:#4f46e5;--btn-h:#4338ca;--ok:#15803d;--ok-l:#dcfce7;--err:#b91c1c;--err-l:#fee2e2;--radius:14px;--shadow:0 1px 2px rgba(15,23,42,.06),0 10px 30px rgba(15,23,42,.07);--c1:#4f46e5;--c2:#0ea5e9;--c3:#16a34a}
@media (prefers-color-scheme:dark){:root{--bg:#0b1020;--surface:#131a2e;--text:#e5e7eb;--muted:#94a3b8;--border:#243049;--primary:#a5b4fc;--primary-l:#1e2547;--ok:#86efac;--ok-l:#12301f;--err:#fca5a5;--err-l:#3a1618;--shadow:none;--c2:#38bdf8;--c3:#4ade80}}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;font-family:system-ui,-apple-system,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;background:var(--bg);color:var(--text);line-height:1.6}
a{color:var(--primary)}
h1,h2,h3{line-height:1.25;margin:0 0 .5em}
.container{width:100%;max-width:1120px;margin:0 auto;padding:0 20px}
.container.narrow{max-width:760px}
.center{text-align:center}.muted{color:var(--muted)}.small{font-size:.875rem}
.sr-copy{position:fixed;left:-9999px}

.site-header{background:var(--surface);border-bottom:1px solid var(--border);position:sticky;top:0;z-index:10}
.site-header .container{display:flex;align-items:center;justify-content:space-between;height:64px}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:1.15rem;color:var(--text);text-decoration:none}
.brand-mark{width:32px;height:32px;border-radius:9px;background:linear-gradient(135deg,#4f46e5,#0ea5e9);display:grid;place-items:center;color:#fff}
.nav{display:flex;gap:8px;align-items:center}

.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:10px 18px;border-radius:10px;border:1px solid transparent;font:inherit;font-weight:600;cursor:pointer;text-decoration:none;transition:background .15s,transform .05s}
.btn:active{transform:translateY(1px)}
.btn-primary{background:var(--btn);color:#fff}.btn-primary:hover{background:var(--btn-h)}
.btn-ghost{background:transparent;color:var(--text);border-color:var(--border)}.btn-ghost:hover{background:var(--primary-l)}
.btn-danger{background:#dc2626;color:#fff}.btn-danger:hover{background:#b91c1c}
.btn-sm{padding:6px 12px;font-size:.85rem;border-radius:8px}
.btn-lg{padding:14px 28px;font-size:1.05rem}
.btn-block{display:flex;width:100%}
.btn[disabled]{opacity:.6;cursor:not-allowed}

.field{margin-bottom:16px}
.field label,.label{display:block;font-weight:600;margin-bottom:6px;font-size:.9rem}
.field .help{color:var(--muted);font-size:.8rem;margin-top:4px}
input[type=text],input[type=email],input[type=password],input[type=number],input[type=url],select,textarea{width:100%;padding:11px 14px;border:1px solid var(--border);border-radius:10px;background:var(--surface);color:var(--text);font:inherit}
textarea{min-height:96px;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:.85rem}
input:focus,select:focus,textarea:focus{outline:2px solid var(--primary);outline-offset:1px;border-color:transparent}
.check{display:flex;gap:10px;align-items:flex-start;font-size:.92rem}
.check input{margin-top:5px}

.alert{padding:12px 16px;border-radius:10px;margin:0 0 16px;font-size:.95rem}
.alert-error{background:var(--err-l);color:var(--err)}
.alert-success{background:var(--ok-l);color:var(--ok)}
.result-box{background:var(--primary-l);border:1px solid var(--border);padding:14px;border-radius:12px;margin:0 0 16px}
.result-box .label{margin-bottom:8px}
.copy-row{display:flex;gap:8px}

.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);padding:24px}

.hero{padding:72px 0 56px;background:radial-gradient(900px 400px at 50% -10%,var(--primary-l),transparent)}
.hero h1{font-size:clamp(1.9rem,4.5vw,3rem);letter-spacing:-.02em}
.lead{font-size:1.15rem;color:var(--muted);max-width:620px;margin:0 auto 28px}
.shorten-form{display:flex;gap:10px;background:var(--surface);padding:10px;border-radius:16px;box-shadow:var(--shadow);border:1px solid var(--border)}
.shorten-form input{border:0;background:transparent;flex:1;min-width:0}
.shorten-form input:focus{outline:none}
.section{padding:48px 0}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.feature h3{margin-top:12px}
.feature p{color:var(--muted);margin:0}
.icon-box{width:44px;height:44px;border-radius:12px;background:var(--primary-l);color:var(--primary);display:grid;place-items:center}
.steps{counter-reset:s;display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.step{position:relative;padding-top:8px}
.step:before{counter-increment:s;content:counter(s);display:grid;place-items:center;width:34px;height:34px;border-radius:50%;background:var(--btn);color:#fff;font-weight:700;margin-bottom:10px}

.auth-wrap{min-height:calc(100vh - 64px - 90px);display:grid;place-items:center;padding:32px 20px}
.auth-card{width:100%;max-width:420px}
.auth-card h1{font-size:1.5rem}

.legal{padding:40px 0 64px}
.legal .card{padding:32px}
.legal h2{font-size:1.15rem;margin-top:1.8em}
.legal p,.legal li{color:var(--text)}
.legal table{width:100%;border-collapse:collapse;margin:12px 0;font-size:.92rem}
.legal th,.legal td{border:1px solid var(--border);padding:8px 10px;text-align:left;vertical-align:top}
.legal th{background:var(--primary-l)}

.site-footer{border-top:1px solid var(--border);background:var(--surface);padding:24px 0;color:var(--muted);font-size:.9rem}
.site-footer .container{display:flex;flex-wrap:wrap;gap:12px 24px;justify-content:space-between}
.site-footer nav{display:flex;gap:18px;flex-wrap:wrap}
.site-footer a{color:var(--muted)}

.table-wrap{overflow-x:auto}
table.table{width:100%;border-collapse:collapse;font-size:.92rem}
.table th{text-align:left;color:var(--muted);font-weight:600;font-size:.8rem;text-transform:uppercase;letter-spacing:.04em;padding:10px 12px;border-bottom:1px solid var(--border);white-space:nowrap}
.table td{padding:12px;border-bottom:1px solid var(--border);vertical-align:middle}
.table tr:last-child td{border-bottom:0}
.badge{display:inline-block;padding:2px 10px;border-radius:99px;font-size:.78rem;font-weight:600}
.badge-ok{background:var(--ok-l);color:var(--ok)}.badge-off{background:var(--err-l);color:var(--err)}
.pager{display:flex;gap:6px;justify-content:center;margin-top:16px;flex-wrap:wrap}

@media (max-width:760px){
 .grid-3,.steps{grid-template-columns:1fr}
 .shorten-form{flex-direction:column}
 .hero{padding:48px 0 32px}
 .legal .card{padding:20px}
}
.flash-top{padding-top:20px}