:root{--bg-color: #f9fafb;--card-bg: #ffffff;--text-main: #111827;--text-muted: #6b7280;--accent-color: #2563eb;--accent-hover: #1d4ed8;--border-color: #e5e7eb;--input-bg: #f3f4f6;--success-bg: #ecfdf5;--success-text: #065f46;--error-bg: #fef2f2;--error-text: #991b1b;--shadow: 0 10px 15px -3px rgba(0, 0, 0, .1), 0 4px 6px -2px rgba(0, 0, 0, .05);--header-bg: rgba(255, 255, 255, .8)}body.dark{--bg-color: #111827;--card-bg: #1f2937;--text-main: #f9fafb;--text-muted: #9ca3af;--accent-color: #3b82f6;--accent-hover: #60a5fa;--border-color: #374151;--input-bg: #374151;--success-bg: #064e3b;--success-text: #d1fae5;--error-bg: #7f1d1d;--error-text: #fee2e2;--header-bg: rgba(17, 24, 39, .8)}body{margin:0;font-family:Inter,system-ui,-apple-system,sans-serif;background-color:var(--bg-color);color:var(--text-main);transition:background-color .3s,color .3s}.app-wrapper.svelte-1n46o8q{display:flex;flex-direction:column;min-height:100vh}header.svelte-1n46o8q{position:sticky;top:0;z-index:50;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);background-color:var(--header-bg);border-bottom:1px solid var(--border-color)}.header-content.svelte-1n46o8q{max-width:1200px;margin:0 auto;padding:1rem 2rem;display:flex;justify-content:space-between;align-items:center}.logo.svelte-1n46o8q{font-size:1.5rem;font-weight:800;display:flex;align-items:center;gap:.5rem;text-decoration:none;background:linear-gradient(135deg,#3b82f6,#8b5cf6);-webkit-background-clip:text;-webkit-text-fill-color:transparent}.logo-icon.svelte-1n46o8q{font-size:1.5rem;-webkit-text-fill-color:initial}.header-actions.svelte-1n46o8q{display:flex;align-items:center;gap:1rem}.icon-link.svelte-1n46o8q{color:var(--text-main);display:flex;align-items:center;padding:.5rem;border-radius:50%;transition:background .2s}.icon-link.svelte-1n46o8q:hover{background-color:var(--input-bg)}.theme-toggle.svelte-1n46o8q{background:transparent;border:none;color:var(--text-main);cursor:pointer;padding:.5rem;border-radius:50%;display:flex;align-items:center;justify-content:center;transition:background .2s}.theme-toggle.svelte-1n46o8q:hover{background-color:var(--input-bg)}main.svelte-1n46o8q{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:2rem 1rem}.container.svelte-1n46o8q{width:100%;max-width:800px;text-align:center}.hero-text.svelte-1n46o8q{margin-bottom:3rem}h1.svelte-1n46o8q{font-size:3rem;font-weight:800;margin-bottom:1rem}p.svelte-1n46o8q{font-size:1.25rem;color:var(--text-muted)}.card.svelte-1n46o8q{background-color:var(--card-bg);border:1px solid var(--border-color);border-radius:1.5rem;padding:3rem;box-shadow:var(--shadow)}.input-section.svelte-1n46o8q{display:flex;gap:1rem}input[type=url].svelte-1n46o8q{flex:1;padding:1.25rem 1.5rem;font-size:1.125rem;border:2px solid var(--border-color);border-radius:1rem;background-color:var(--input-bg);color:var(--text-main);outline:none;transition:all .2s}input[type=url].svelte-1n46o8q:focus{border-color:var(--accent-color)}.convert-btn.svelte-1n46o8q{padding:0 2.5rem;font-size:1.125rem;font-weight:600;color:#fff;background-color:var(--accent-color);border:none;border-radius:1rem;cursor:pointer;min-width:140px}.convert-btn.svelte-1n46o8q:hover:not(:disabled){background-color:var(--accent-hover)}.convert-btn.svelte-1n46o8q:disabled{opacity:.7}.message.svelte-1n46o8q{padding:1.5rem;border-radius:1rem;display:flex;align-items:center;justify-content:space-between;margin-top:2rem}.error.svelte-1n46o8q{background-color:var(--error-bg);color:var(--error-text);justify-content:center;gap:.75rem}.success-container.svelte-1n46o8q{background-color:var(--success-bg);color:var(--success-text);gap:1rem}.success-text.svelte-1n46o8q{display:flex;align-items:center;gap:.75rem}.download-btn.svelte-1n46o8q{background-color:#10b981;color:#fff;border:none;padding:.75rem 1.5rem;border-radius:.75rem;font-weight:600;cursor:pointer}footer.svelte-1n46o8q{border-top:1px solid var(--border-color);padding:1.5rem 0;background-color:var(--header-bg)}.footer-content.svelte-1n46o8q{max-width:1200px;margin:0 auto;padding:0 2rem;display:flex;justify-content:space-between;align-items:center;color:var(--text-muted);font-size:.9rem}.footer-left.svelte-1n46o8q,.footer-right.svelte-1n46o8q{display:flex;align-items:center;gap:1.5rem}.footer-logo.svelte-1n46o8q{font-weight:700;color:var(--text-main)}.footer-divider.svelte-1n46o8q{color:var(--border-color)}.footer-content.svelte-1n46o8q a:where(.svelte-1n46o8q){color:var(--text-muted);text-decoration:none;transition:color .2s;display:flex;align-items:center;gap:.4rem}.footer-content.svelte-1n46o8q a:where(.svelte-1n46o8q):hover{color:var(--accent-color)}.copyright.svelte-1n46o8q{font-size:.85rem;opacity:.8}@media(max-width:640px){.footer-content.svelte-1n46o8q{flex-direction:column;gap:1rem;text-align:center}.footer-left.svelte-1n46o8q,.footer-right.svelte-1n46o8q{gap:1rem}.footer-divider.svelte-1n46o8q{display:none}.input-section.svelte-1n46o8q{flex-direction:column}.convert-btn.svelte-1n46o8q{width:100%;padding:1.25rem}}.loader.svelte-1n46o8q{width:24px;height:24px;border:3px solid #fff;border-bottom-color:transparent;border-radius:50%;animation:svelte-1n46o8q-rotation 1s linear infinite}@keyframes svelte-1n46o8q-rotation{0%{transform:rotate(0)}to{transform:rotate(360deg)}}