:root{--navy:#0B2E4A;--navy2:#0e3556;--sea:#1274b4;--foam:#7cb8e0;--coral:#E45B3E;--gold:#F4B400;--ink:#10283c;--muted:#5d7588;--line:#e3e9ee;--bg:#f5f8fb;--card:#ffffff;--ok:#1d8a4e;--warn:#b7791f;--bad:#c0392b;--sans:"Inter","PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;--serif:"Fraunces","Songti SC","Noto Serif SC","PingFang SC","Microsoft YaHei",Georgia,serif;--radius:14px;--shadow:0 10px 30px -18px rgba(11,46,74,.35)}*{box-sizing:border-box}html{-webkit-text-size-adjust:100%}body{margin:0;font-family:var(--sans);color:var(--ink);background:var(--bg);font-size:15px;line-height:1.55;-webkit-font-smoothing:antialiased}h1,h2,h3{font-family:var(--serif);font-weight:600;letter-spacing:-.01em;line-height:1.15;color:var(--navy)}h1{font-size:clamp(1.6rem,2.4vw,2.1rem);margin:0 0 18px}h2{font-size:1.25rem;margin:26px 0 12px}a{color:var(--sea);text-decoration:none}a:hover{text-decoration:underline}.top{position:-webkit-sticky;position:sticky;top:0;z-index:50;background:var(--navy);box-shadow:0 2px 24px rgba(8,28,46,.22)}.top-in{display:grid;grid-template-columns:1fr auto 1fr;align-items:center;grid-gap:16px;gap:16px;padding:10px clamp(16px,3vw,40px);max-width:1400px;margin:0 auto}.top nav{display:flex;gap:4px;flex-wrap:wrap}.top nav a{color:rgba(255,255,255,.86);font-weight:500;padding:9px 14px;border-radius:10px;font-size:.95rem}.top nav a.on,.top nav a:hover{background:rgba(255,255,255,.1);color:#fff;text-decoration:none}.top nav a.on{box-shadow:inset 0 -2px 0 var(--gold)}.top .logo{justify-self:center;display:flex;align-items:center}.top .logo img{height:58px;width:58px;border-radius:10px;display:block;filter:drop-shadow(0 1px 6px rgba(0,0,0,.35))}.top .right{justify-self:end;display:flex;align-items:center;gap:12px;color:rgba(255,255,255,.7);font-size:.82rem}.top .right 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rgba(228,91,62,.32)}.btn.ghost{background:#fff;color:var(--navy)}.btn.danger{background:var(--bad);border-color:var(--bad)}.btn.small{padding:6px 12px;font-size:.84rem}.btn:disabled{opacity:.5;cursor:not-allowed;transform:none;box-shadow:none}.pill{display:inline-block;padding:2px 10px;border-radius:99px;font-size:.75rem;font-weight:600;background:#e8eef3;color:var(--muted);white-space:nowrap}.pill.sent,.pill.subscribed{background:#e3f4ea;color:var(--ok)}.pill.draft,.pill.unsubscribed{background:#eef1f4;color:var(--muted)}.pill.bounced,.pill.complained,.pill.failed{background:#fbe9e7;color:var(--bad)}.pill.sending{background:#fff4dc;color:var(--warn)}.pill.tag{background:#e8f2fa;color:var(--sea)}.muted{color:var(--muted)}.small{font-size:.85rem}.msg{padding:10px 14px;border-radius:10px;margin:10px 0;font-size:.9rem}.msg.ok{background:#e3f4ea;color:var(--ok)}.msg.err{background:#fbe9e7;color:var(--bad)}.split{display:grid;grid-template-columns:1fr 1fr;grid-gap:18px;gap:18px}.preview{width:100%;height:680px;border:1px solid var(--line);border-radius:var(--radius);background:#fff;box-shadow:var(--shadow)}.bar{height:10px;background:#e8eef3;border-radius:99px;overflow:hidden}.bar>div{height:100%;background:linear-gradient(90deg,var(--sea),var(--ok))}.auth{min-height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:24px;background:radial-gradient(1200px 500px at 50% -10%,#1b4f78 0,var(--navy) 55%,#081f33 100%)}.auth .logo{display:block;margin:0 auto 18px}.auth .logo img{width:96px;height:96px;border-radius:16px;box-shadow:0 12px 30px rgba(0,0,0,.35)}.auth .card{width:100%;max-width:420px;text-align:left}.auth h1{text-align:center;margin-bottom:6px}.auth .sub{text-align:center;margin:0 0 14px}.auth .foot{color:rgba(255,255,255,.55);font-size:.8rem;margin-top:16px;text-align:center}.auth .langbar{position:absolute;top:18px;right:18px}.center{min-height:100vh;display:grid;place-items:center;padding:20px}.narrow{max-width:440px;width:100%}@media(max-width:900px){.top-in{grid-template-columns:1fr auto 1fr;grid-template-areas:". logo right" "nav nav nav";row-gap:6px}.top .logo{grid-area:logo}.top .right{grid-area:right}.top nav{grid-area:nav;justify-content:center}.top .logo img{height:48px;width:48px}.top .right .who{display:none}.split{grid-template-columns:1fr}}