:root{--bg: #f4f6f8;--surface: #ffffff;--border: #e2e8f0;--text: #0f172a;--muted: #64748b;--accent: #0f766e;--accent-hover: #0d9488;--danger: #b91c1c;--warn: #b45309;--ok: #047857;--sidebar: #f8fafc;--radius: 8px;--font: "IBM Plex Sans", system-ui, sans-serif;--mono: "IBM Plex Mono", ui-monospace, monospace}*{box-sizing:border-box}html,body,#root{height:100%;margin:0}body{font-family:var(--font);color:var(--text);background:var(--bg);line-height:1.5;-webkit-font-smoothing:antialiased}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}button,input,textarea,select{font:inherit}.login-page{position:relative;min-height:100%;display:grid;place-items:center;padding:32px 20px 28px;overflow:hidden;isolation:isolate}.login-bg{position:absolute;top:0;right:0;bottom:0;left:0;z-index:0;background:url(/admin_login_bg.webp) center / cover no-repeat,#020617;transform:scale(1.02);animation:login-bg-drift 28s ease-in-out infinite alternate}@keyframes 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textarea{width:100%;min-height:80px;border:1px solid var(--border);border-radius:var(--radius);padding:10px;resize:vertical;margin-bottom:12px}.modal-actions{display:flex;justify-content:flex-end;gap:8px}@media(max-width:800px){.shell{grid-template-columns:1fr}.sidebar{border-right:none;border-bottom:1px solid var(--border)}}