:root{--bg:#050508;--surface:#0d0d12;--panel:#15151b;--text:#fff;--muted:rgba(255,255,255,.62);--soft:rgba(255,255,255,.1);--cyan:#12d7ff;--pink:#ff2d78;--violet:#7b2fff;--green:#00d47a;--red:#ff345c;--grad:linear-gradient(135deg,var(--cyan),var(--pink));--shadow:0 24px 80px rgba(0,0,0,.45)}*{box-sizing:border-box}html,body{margin:0;background:#000;color:var(--text);font-family:Inter,system-ui,sans-serif}a{color:inherit;text-decoration:none}button,input,textarea,select{font:inherit}.app-shell{width:100%;max-width:520px;min-height:100vh;margin:0 auto;background:var(--bg);position:relative;overflow:hidden;box-shadow:0 0 0 1px rgba(255,255,255,.08),0 0 90px rgba(18,215,255,.12)}@media(min-width:720px){.app-shell{border-radius:34px;margin:20px auto;min-height:calc(100vh - 40px)}}.safe{padding:18px 16px 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