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sans-serif;--text-3xl:600 32px/36px var(--font);--text-2xl:600 24px/28px var(--font);--text-xl:600 20px/24px var(--font);--text-lg:600 16px/20px var(--font);--text-base:400 16px/24px var(--font);--text-sm-strong:600 14px/20px var(--font);--text-sm:400 14px/20px var(--font);--text-sm-medium:500 14px/21px var(--font);--text-xs:600 12px/16px var(--font);--space-1:4px;--space-2:8px;--space-3:12px;--space-4:16px;--space-5:20px;--space-6:24px;--space-8:32px;--space-10:40px;--space-16:64px;--duration-fast:.15s;--duration-base:.2s;--ease-standard:cubic-bezier(.4, 0, .2, 1);--press-scale:.97}:root[data-theme=dark]{--bg-base:#030712;--bg-surface:#1a1f23;--bg-elevated:#242b32;--bg-hover:#242b32;--border:#1f2937;--border-light:#2e3841;--text-primary:#e5e5e5;--text-secondary:#7b8996;--text-muted:#697d91;--brand:#0093fd;--brand-hover:#26a3fd;--yes:#3db468;--yes-bg:#3db46829;--yes-hover:#5fbe82;--no:#cb3131;--no-bg:#cb313129;--no-hover:#d05959;--warning:#f7d022;--warning-bg:#f7d02229;--success:#3db468;--destructive:#d05959;--tier-safe-d:#1231a0;--tier-safe-r:#83070a;--shadow-sm:0 1px 2px #0006;--shadow-card:0 4px 12px #0000004d;--shadow:0 4px 16px #0006;--overlay:#000000bf}*{box-sizing:border-box;margin:0;padding:0}html,body{background:var(--bg-base);color:var(--text-primary);font-family:var(--font);-webkit-font-smoothing:antialiased;font-size:14px;line-height:1.5}#app{min-height:100vh}a{color:inherit;text-decoration:none}button{cursor:pointer;color:inherit;background:0 0;border:none;font-family:inherit}input,textarea,select{color:var(--text-primary);background:var(--bg-elevated);font-family:inherit}input::placeholder,textarea::placeholder{color:var(--text-muted)}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:0 0}::-webkit-scrollbar-thumb{background:var(--border-light);border-radius:4px}::-webkit-scrollbar-thumb:hover{background:var(--text-muted)}.container{max-width:1280px;margin:0 auto;padding:0 20px}@media (width<=480px){.container{padding:0 12px}}.btn{justify-content:center;align-items:center;gap:var(--space-2);border-radius:var(--radius-md);font:var(--text-sm-strong);transition:background-color var(--duration-fast) var(--ease-standard), border-color var(--duration-fast) var(--ease-standard), opacity var(--duration-fast) var(--ease-standard), transform var(--duration-fast) var(--ease-standard);padding:10px 18px;display:inline-flex}.btn:active{transform:scale(var(--press-scale))}.btn-primary{background:var(--brand);color:#fff}.btn-primary:hover{background:var(--brand-hover)}.btn-ghost{border:1px solid var(--border-light);color:var(--text-primary);background:0 0}.btn-ghost:hover{background:var(--bg-elevated)}.btn-block{width:100%}.btn:disabled{opacity:.5;cursor:not-allowed}.card{background:var(--bg-surface);border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow-card)}