.spine-header.svelte-f3yan6{display:flex;align-items:center;justify-content:space-between;padding:.75rem 1rem}.spine-header-left.svelte-f3yan6{display:flex;align-items:center;min-width:0}.spine-header-wordmark.svelte-f3yan6{font-family:var(--spine-font-ui);font-size:.8rem;font-weight:600;letter-spacing:.06em;text-transform:uppercase;color:var(--spine-text-faint);text-decoration:none;transition:color var(--spine-transition-fast)}.spine-header-wordmark.svelte-f3yan6:hover{color:var(--spine-accent)}.spine-header-back.svelte-f3yan6{display:flex;align-items:center;gap:.35rem;font-family:var(--spine-font-ui);font-size:.8rem;color:var(--spine-text-faint);text-decoration:none;transition:color var(--spine-transition-fast);white-space:nowrap}.spine-header-back.svelte-f3yan6:hover{color:var(--spine-accent)}.spine-header-right.svelte-f3yan6{display:flex;align-items:center}.spine-header-controls.svelte-f3yan6{display:flex;align-items:center;gap:.25rem;background:var(--spine-bg-surface);border:1px solid var(--spine-border);border-radius:8px;padding:3px}.control-separator.svelte-f3yan6{width:1px;height:16px;background:var(--spine-border);flex-shrink:0}.theme-controls.svelte-f3yan6{display:flex;gap:1px}.theme-btn.svelte-f3yan6{display:flex;align-items:center;justify-content:center;width:28px;height:28px;border:none;border-radius:5px;background:transparent;color:var(--spine-text-faint);cursor:pointer;transition:all var(--spine-transition-fast)}.theme-btn.svelte-f3yan6:hover{color:var(--spine-text);background:var(--spine-bg-hover)}.theme-btn.active.svelte-f3yan6{color:var(--spine-accent);background:var(--spine-accent-faint)}.sign-in-btn.svelte-f3yan6{display:flex;align-items:center;justify-content:center;gap:.3rem;height:28px;padding:0 .5rem;border:none;border-radius:5px;background:transparent;color:var(--spine-text-faint);cursor:pointer;font-family:var(--spine-font-ui);font-size:.75rem;text-decoration:none;transition:all var(--spine-transition-fast)}.sign-in-btn.svelte-f3yan6:hover{color:var(--spine-text-muted);background:var(--spine-bg-hover)}.sign-in-label.svelte-f3yan6{display:none}@media(min-width:480px){.sign-in-label.svelte-f3yan6{display:inline}}