:root{--color-bg:#121218;--color-surface:#1e1e2a;--color-text:#f0f0f5;--color-text-secondary:#99a;--color-accent:#ff8c42;--color-accent-alt:#ffb347;--color-error:#ef4444;--color-success:#22c55e;--font-sans:system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--radius:12px;--radius-sm:8px}*{box-sizing:border-box;margin:0;padding:0}html,body{background:var(--color-bg);color:var(--color-text);font-family:var(--font-sans);-webkit-font-smoothing:antialiased;min-height:100dvh}a{color:var(--color-accent);text-decoration:none}input{background:var(--color-surface);border-radius:var(--radius-sm);color:var(--color-text);border:1px solid #0000;outline:none;padding:14px;font-family:inherit;font-size:16px;transition:border-color .15s}input:focus{border-color:var(--color-accent)}input::placeholder{color:var(--color-text-secondary)}button{cursor:pointer;font-family:inherit}.btn-primary{background:var(--color-accent);color:var(--color-bg);border-radius:var(--radius-sm);border:none;padding:14px 24px;font-size:15px;font-weight:600;transition:opacity .15s}.btn-primary:disabled{opacity:.5;cursor:not-allowed}.spinner{border:3px solid var(--color-surface);border-top-color:var(--color-accent);border-radius:50%;width:30px;height:30px;animation:1s linear infinite spin}@keyframes spin{to{transform:rotate(360deg)}}