:root{color-scheme:light;--color-primary-700:#1d4ed8;--color-primary-600:#2563eb;--color-primary-500:#3b82f6;--color-primary-400:#60a5fa;--color-primary-100:#dbeafe;--color-primary-50:#eff6ff;--color-secondary-700:#15803d;--color-secondary-600:#16a34a;--color-secondary-500:#22c55e;--color-secondary-400:#4ade80;--color-secondary-100:#dcfce7;--color-secondary-50:#f0fdf4;--color-neutral-900:#0f172a;--color-neutral-800:#1e293b;--color-neutral-700:#334155;--color-neutral-600:#475569;--color-neutral-500:#64748b;--color-neutral-400:#94a3b8;--color-neutral-300:#cbd5e1;--color-neutral-200:#e2e8f0;--color-neutral-100:#f1f5f9;--color-neutral-50:#f8fafc;--color-success:#22c55e;--color-warning:#f59e0b;--color-error:#ef4444;--color-info:#0ea5e9;--color-background:var(--color-neutral-50);--color-surface:#ffffff;--color-border:var(--color-neutral-200);--color-divider:var(--color-neutral-300);--color-text-primary:var(--color-neutral-900);--color-text-secondary:var(--color-neutral-600);--color-text-placeholder:var(--color-neutral-400);--color-text-disabled:var(--color-neutral-300);--gradient-brand:linear-gradient(135deg,#2563eb,#3b82f6 45%,#22c55e);--page-glow-color:rgba(34,197,94,0.16);--page-gradient-start:#f8fafc;--page-gradient-mid:#eef6ff;--page-gradient-end:#f0fdf4;--shared-page-glow-color:rgba(37,99,235,0.12);--shared-page-gradient-end:#f7fee7;--panel-border-color:rgba(203,213,225,0.72);--panel-background:rgba(255,255,255,0.9);--panel-background-strong:rgba(255,255,255,0.92);--radius-button:8px;--radius-input:8px;--radius-card:16px;--radius-modal:20px;--radius-chip:999px;--shadow-sm:0 1px 2px rgba(15,23,42,0.06);--shadow-md:0 8px 24px rgba(15,23,42,0.08);--shadow-lg:0 20px 48px rgba(15,23,42,0.12);--font-family-base:Pretendard,system-ui,sans-serif;--font-size-display:48px;--font-size-h1:32px;--font-size-h2:24px;--font-size-h3:20px;--font-size-h4:18px;--font-size-body:16px;--font-size-small:14px;--font-size-caption:12px;color:var(--color-text-primary);background:var(--color-background);font-family:var(--font-family-base);font-size:var(--font-size-body);font-weight:400;line-height:1.6;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}@media(prefers-color-scheme:dark){:root:not([data-theme=light]){color-scheme:dark;--color-primary-700:#bfdbfe;--color-primary-600:#93c5fd;--color-primary-500:#60a5fa;--color-primary-400:#3b82f6;--color-primary-100:rgba(96,165,250,0.22);--color-primary-50:rgba(96,165,250,0.12);--color-secondary-700:#bbf7d0;--color-secondary-600:#86efac;--color-secondary-500:#4ade80;--color-secondary-400:#22c55e;--color-secondary-100:rgba(74,222,128,0.22);--color-secondary-50:rgba(74,222,128,0.12);--color-neutral-900:#f8fafc;--color-neutral-800:#e2e8f0;--color-neutral-700:#cbd5e1;--color-neutral-600:#94a3b8;--color-neutral-500:#64748b;--color-neutral-400:#475569;--color-neutral-300:#334155;--color-neutral-200:#1e293b;--color-neutral-100:#172033;--color-neutral-50:#0f172a;--color-background:#0b1120;--color-surface:#111827;--color-border:rgba(148,163,184,0.28);--color-divider:rgba(148,163,184,0.22);--color-text-primary:#f8fafc;--color-text-secondary:#cbd5e1;--color-text-placeholder:#64748b;--color-text-disabled:#475569;--gradient-brand:linear-gradient(135deg,#60a5fa,#2563eb 45%,#22c55e);--page-glow-color:rgba(34,197,94,0.12);--page-gradient-start:#0b1120;--page-gradient-mid:#101d33;--page-gradient-end:#0f1f1c;--shared-page-glow-color:rgba(96,165,250,0.14);--shared-page-gradient-end:#18220f;--panel-border-color:rgba(148,163,184,0.28);--panel-background:rgba(17,24,39,0.88);--panel-background-strong:rgba(17,24,39,0.92);--shadow-sm:0 1px 2px rgba(0,0,0,0.24);--shadow-md:0 8px 24px rgba(0,0,0,0.28);--shadow-lg:0 20px 48px rgba(0,0,0,0.36)}}:root[data-theme=dark]{color-scheme:dark;--color-primary-700:#bfdbfe;--color-primary-600:#93c5fd;--color-primary-500:#60a5fa;--color-primary-400:#3b82f6;--color-primary-100:rgba(96,165,250,0.22);--color-primary-50:rgba(96,165,250,0.12);--color-secondary-700:#bbf7d0;--color-secondary-600:#86efac;--color-secondary-500:#4ade80;--color-secondary-400:#22c55e;--color-secondary-100:rgba(74,222,128,0.22);--color-secondary-50:rgba(74,222,128,0.12);--color-neutral-900:#f8fafc;--color-neutral-800:#e2e8f0;--color-neutral-700:#cbd5e1;--color-neutral-600:#94a3b8;--color-neutral-500:#64748b;--color-neutral-400:#475569;--color-neutral-300:#334155;--color-neutral-200:#1e293b;--color-neutral-100:#172033;--color-neutral-50:#0f172a;--color-background:#0b1120;--color-surface:#111827;--color-border:rgba(148,163,184,0.28);--color-divider:rgba(148,163,184,0.22);--color-text-primary:#f8fafc;--color-text-secondary:#cbd5e1;--color-text-placeholder:#64748b;--color-text-disabled:#475569;--gradient-brand:linear-gradient(135deg,#60a5fa,#2563eb 45%,#22c55e);--page-glow-color:rgba(34,197,94,0.12);--page-gradient-start:#0b1120;--page-gradient-mid:#101d33;--page-gradient-end:#0f1f1c;--shared-page-glow-color:rgba(96,165,250,0.14);--shared-page-gradient-end:#18220f;--panel-border-color:rgba(148,163,184,0.28);--panel-background:rgba(17,24,39,0.88);--panel-background-strong:rgba(17,24,39,0.92);--shadow-sm:0 1px 2px rgba(0,0,0,0.24);--shadow-md:0 8px 24px rgba(0,0,0,0.28);--shadow-lg:0 20px 48px rgba(0,0,0,0.36)}*,:after,:before{box-sizing:border-box}html{min-height:100%}body,html{min-width:320px;background:var(--color-background)}body{margin:0;color:var(--color-text-primary)}body,body>main{min-height:100vh}h1,h2,h3,h4,p{margin-block:0}h1,h2,h3,h4{color:var(--color-text-primary);font-weight:700;line-height:1.25}h1{font-size:var(--font-size-h1)}h2{font-size:var(--font-size-h2)}h3{font-size:var(--font-size-h3)}h4{font-size:var(--font-size-h4)}p{color:var(--color-text-secondary)}a{color:var(--color-primary-600);text-decoration:none;transition:color .16s ease}a:hover{color:var(--color-primary-700)}button,input,select,textarea{font:inherit}button{min-height:44px;padding:0 18px;border:1px solid rgba(0,0,0,0);border-radius:var(--radius-button);color:#fff;background:var(--color-primary-600);box-shadow:var(--shadow-sm);cursor:pointer;font-weight:600;transition:background-color .16s ease,border-color .16s ease,box-shadow .16s ease,transform .16s ease}button:hover{background:var(--color-primary-700);box-shadow:var(--shadow-md)}button:active{transform:translateY(1px)}button:disabled{color:var(--color-text-disabled);background:var(--color-neutral-100);box-shadow:none;cursor:not-allowed}input,select,textarea{width:100%;min-height:44px;border:1px solid var(--color-border);border-radius:var(--radius-input);color:var(--color-text-primary);background:var(--color-surface);transition:border-color .16s ease,box-shadow .16s ease}input::placeholder,select::placeholder,textarea::placeholder{color:var(--color-text-placeholder)}input:focus,select:focus,textarea:focus{border-color:var(--color-primary-500);box-shadow:0 0 0 3px var(--color-primary-100);outline:none}input:disabled,select:disabled,textarea:disabled{color:var(--color-text-disabled);background:var(--color-neutral-100);cursor:not-allowed}input,select{padding:0 14px}textarea{min-height:120px;padding:12px 14px;resize:vertical}hr{height:1px;border:0;background:var(--color-divider)}::selection{color:var(--color-primary-700);background:var(--color-primary-100)}