:root{--color-bg:#1a1a2e;--color-surface:#16213e;--color-surface-light:#1f3460;--color-primary:#e94560;--color-primary-dark:#c73e54;--color-text:#eaeaea;--color-text-muted:#a0a0a0;--color-success:#4ade80;--color-warning:#fbbf24;--color-error:#f87171;--color-border:#2d3748}*{box-sizing:border-box;margin:0;padding:0}body{background-color:var(--color-bg);color:var(--color-text);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,sans-serif;line-height:1.6}#app{min-height:100vh}button{border:none;border-radius:4px;cursor:pointer;font-size:14px;padding:8px 16px;transition:background-color .2s}button:disabled{cursor:not-allowed;opacity:.5}input,textarea{background-color:var(--color-surface);border:1px solid var(--color-border);border-radius:4px;color:var(--color-text);font-family:inherit;font-size:14px;padding:8px 12px}input:focus,textarea:focus{border-color:var(--color-primary);outline:none}