@import url(https://fonts.googleapis.com/css2?family=Sora:wght@300;400;500;600;700;800&family=DM+Sans:wght@300;400;500;600&display=swap);:root{--primary:#e63946;--primary-dark:#c1121f;--primary-light:#ff6b6b;--secondary:#1d3557;--accent:#457b9d;--bg:#fafafa;--bg-card:#fff;--bg-dark:#0f1923;--text:#1a1a2e;--text-muted:#6b7280;--border:#e5e7eb;--shadow:0 4px 24px #00000014;--shadow-lg:0 20px 60px #0000001f;--radius:16px;--radius-sm:10px;--transition:all 0.25s cubic-bezier(0.4,0,0.2,1);--font:"Sora",sans-serif;--font-body:"DM Sans",sans-serif}*,:after,:before{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth}body{-webkit-font-smoothing:antialiased;background:#fafafa;background:var(--bg);color:#1a1a2e;color:var(--text);font-family:DM Sans,sans-serif;font-family:var(--font-body);line-height:1.6}.app,body{min-height:100vh}.app{display:flex;flex-direction:column}.main-content{flex:1 1}.header{background:#fff;border-bottom:1px solid #e5e7eb;border-bottom:1px solid var(--border);box-shadow:0 2px 12px #0000000f;position:sticky;top:0;z-index:1000}.header-inner{gap:20px;height:64px;justify-content:space-between;margin:0 auto;max-width:1200px;padding:0 20px}.header-inner,.logo{align-items:center;display:flex}.logo{color:#1a1a2e;color:var(--text);font-family:Sora,sans-serif;font-family:var(--font);font-size:1.4rem;font-weight:800;gap:10px;text-decoration:none}.logo-icon{align-items:center;background:#e63946;background:var(--primary);border-radius:10px;color:#fff;display:flex;font-size:18px;height:36px;justify-content:center;width:36px}.logo span{color:#e63946;color:var(--primary)}.nav{align-items:center;display:flex;gap:8px}.nav a{border-radius:10px;border-radius:var(--radius-sm);color:#6b7280;color:var(--text-muted);font-size:.9rem;font-weight:500;padding:8px 14px;text-decoration:none;transition:all .25s cubic-bezier(.4,0,.2,1);transition:var(--transition)}.nav a:hover{background:#fff0f0;color:#e63946;color:var(--primary)}.btn{align-items:center;border:none;border-radius:10px;border-radius:var(--radius-sm);cursor:pointer;display:inline-flex;font-family:DM Sans,sans-serif;font-family:var(--font-body);font-size:.9rem;font-weight:600;gap:8px;padding:10px 20px;text-decoration:none;transition:all .25s cubic-bezier(.4,0,.2,1);transition:var(--transition)}.btn-primary{background:#e63946;background:var(--primary);color:#fff}.btn-primary:hover{background:#c1121f;background:var(--primary-dark);box-shadow:0 6px 20px #e6394659;transform:translateY(-1px)}.btn-outline{background:#0000;border:2px solid #e63946;border:2px solid var(--primary);color:#e63946;color:var(--primary)}.btn-outline:hover{background:#fff0f0}.btn-secondary{background:#1d3557;background:var(--secondary);color:#fff}.btn-lg{border-radius:16px;border-radius:var(--radius);font-size:1rem;padding:14px 28px}.btn-sm{font-size:.82rem;padding:7px 14px}.hero{background:linear-gradient(135deg,#fff5f5,#fff 40%,#f0f4ff);overflow:hidden;padding:80px 20px 60px;position:relative;text-align:center}.hero:before{background:radial-gradient(circle,#e6394614 0,#0000 70%);border-radius:50%;content:"";height:400px;position:absolute;right:-100px;top:-100px;width:400px}.hero-badge{align-items:center;background:#fff;border:1px solid #ffd6d6;border-radius:50px;color:#e63946;color:var(--primary);display:inline-flex;font-size:.82rem;font-weight:600;gap:6px;margin-bottom:20px;padding:6px 16px}.hero h1{color:#1a1a2e;color:var(--text);font-family:Sora,sans-serif;font-family:var(--font);font-size:clamp(2rem,5vw,3.5rem);font-weight:800;line-height:1.15;margin-bottom:20px}.hero h1 span{color:#e63946;color:var(--primary)}.hero p{color:#6b7280;color:var(--text-muted);font-size:1.1rem;margin:0 auto 36px}.hero-stats{display:flex;flex-wrap:wrap;gap:40px;justify-content:center;margin-top:40px}.hero-stat{text-align:center}.hero-stat .num{color:#e63946;color:var(--primary);font-family:Sora,sans-serif;font-family:var(--font);font-size:1.8rem;font-weight:800}.hero-stat .label{color:#6b7280;color:var(--text-muted);font-size:.82rem}.section{padding:60px 20px}.section-title{font-family:Sora,sans-serif;font-family:var(--font);font-size:1.8rem;font-weight:700;margin-bottom:8px;text-align:center}.section-sub{color:#6b7280;color:var(--text-muted);margin-bottom:40px;text-align:center}.tools-grid{grid-gap:16px;display:grid;gap:16px;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));margin:0 auto;max-width:1100px}.tool-card{background:#fff;border:1px solid #e5e7eb;border:1px solid var(--border);border-radius:16px;border-radius:var(--radius);color:#1a1a2e;color:var(--text);cursor:pointer;display:block;overflow:hidden;padding:28px 20px;position:relative;text-align:center;text-decoration:none}.tool-card,.tool-card:after{transition:all .25s cubic-bezier(.4,0,.2,1);transition:var(--transition)}.tool-card:after{background:#e63946;background:var(--primary);content:"";inset:0;opacity:0;position:absolute}.tool-card:hover{border-color:#e63946;border-color:var(--primary);box-shadow:0 20px 60px #0000001f;box-shadow:var(--shadow-lg);transform:translateY(-4px)}.tool-card:hover .tool-icon{transform:scale(1.1)}.tool-icon{align-items:center;border-radius:14px;display:flex;font-size:24px;height:56px;justify-content:center;margin:0 auto 14px;transition:all .25s cubic-bezier(.4,0,.2,1);transition:var(--transition);width:56px}.tool-card h3{font-family:Sora,sans-serif;font-family:var(--font);font-size:.95rem;font-weight:600;margin-bottom:6px}.tool-card p{color:#6b7280;color:var(--text-muted);font-size:.78rem;line-height:1.4}.upload-page{margin:0 auto;max-width:800px;padding:40px 20px}.upload-zone{background:#fff;border:2.5px dashed #e5e7eb;border:2.5px dashed var(--border);border-radius:16px;border-radius:var(--radius);cursor:pointer;padding:60px 40px;position:relative;text-align:center;transition:all .25s cubic-bezier(.4,0,.2,1);transition:var(--transition)}.upload-zone.active,.upload-zone:hover{background:#fff8f8;border-color:#e63946;border-color:var(--primary)}.upload-zone .upload-icon{align-items:center;background:linear-gradient(135deg,#fff0f0,#ffe0e0);border-radius:20px;color:#e63946;color:var(--primary);display:flex;height:72px;justify-content:center;margin:0 auto 20px;width:72px}.upload-zone h2{font-family:Sora,sans-serif;font-family:var(--font);font-size:1.4rem;margin-bottom:8px}.upload-zone p{color:#6b7280;color:var(--text-muted);margin-bottom:20px}.file-limit{color:#aaa;font-size:.78rem;margin-top:12px}.file-list{display:flex;flex-direction:column;gap:10px;margin-top:20px}.file-item{background:#fff;border:1px solid #e5e7eb;border:1px solid var(--border);border-radius:10px;border-radius:var(--radius-sm);gap:12px;padding:14px 16px}.file-item,.file-item-icon{align-items:center;display:flex}.file-item-icon{border-radius:10px;flex-shrink:0;font-size:18px;height:40px;justify-content:center;width:40px}.file-item-info{flex:1 1;min-width:0}.file-item-info .name{font-size:.9rem;font-weight:600;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.file-item-info .size{color:#6b7280;color:var(--text-muted);font-size:.78rem}.file-item-remove{background:none;border:none;border-radius:6px;color:#6b7280;color:var(--text-muted);cursor:pointer;padding:4px;transition:all .25s cubic-bezier(.4,0,.2,1);transition:var(--transition)}.file-item-remove:hover{background:#fff0f0;color:#e63946;color:var(--primary)}.convert-options{background:#fff;border:1px solid #e5e7eb;border:1px solid var(--border);border-radius:16px;border-radius:var(--radius);margin-top:20px;padding:24px}.option-row{align-items:center;display:flex;flex-wrap:wrap;gap:16px}.option-label{font-size:.9rem;font-weight:600;min-width:120px}.format-grid{display:flex;flex-wrap:wrap;gap:8px}.format-btn{background:#fff;border:2px solid #e5e7eb;border:2px solid var(--border);border-radius:8px;cursor:pointer;font-family:DM Sans,sans-serif;font-family:var(--font-body);font-size:.85rem;font-weight:600;padding:8px 16px;transition:all .25s cubic-bezier(.4,0,.2,1);transition:var(--transition)}.format-btn.active,.format-btn:hover{background:#fff0f0;border-color:#e63946;border-color:var(--primary);color:#e63946;color:var(--primary)}.progress-bar{background:#e5e7eb;background:var(--border);border-radius:4px;height:6px;margin:16px 0;overflow:hidden}.progress-fill{animation:shimmer 1.5s infinite;background:linear-gradient(90deg,#e63946,#ff6b6b);background:linear-gradient(90deg,var(--primary),var(--primary-light));border-radius:4px;height:100%;transition:width .4s ease}@keyframes shimmer{0%{background-position:-200% 0}to{background-position:200% 0}}.result-box{background:linear-gradient(135deg,#f0fdf4,#dcfce7);border:1px solid #86efac;border-radius:16px;border-radius:var(--radius);margin-top:20px;padding:28px;text-align:center}.result-box .check{align-items:center;background:#22c55e;border-radius:50%;color:#fff;display:flex;font-size:28px;height:64px;justify-content:center;margin:0 auto 16px;width:64px}.result-box h3{color:#15803d;font-family:Sora,sans-serif;font-family:var(--font);font-size:1.2rem;margin-bottom:8px}.result-box p{color:#166534;font-size:.9rem;margin-bottom:20px}.download-btn{align-items:center;background:#22c55e;border-radius:10px;border-radius:var(--radius-sm);color:#fff;display:inline-flex;font-family:Sora,sans-serif;font-family:var(--font);font-weight:700;gap:8px;padding:12px 28px;text-decoration:none;transition:all .25s cubic-bezier(.4,0,.2,1);transition:var(--transition)}.download-btn:hover{background:#16a34a;box-shadow:0 8px 20px #22c55e59;transform:translateY(-2px)}.ad-banner{background:#f8f9fa;border-bottom:1px solid #e5e7eb;border-bottom:1px solid var(--border);border-top:1px solid #e5e7eb;border-top:1px solid var(--border);padding:16px 20px;text-align:center}.ad-slot{letter-spacing:1px;margin:0 auto;max-width:728px;min-height:90px}.ad-sidebar,.ad-slot{align-items:center;background:linear-gradient(135deg,#f1f5f9,#e2e8f0);border:1px dashed #cbd5e1;border-radius:8px;color:#94a3b8;display:flex;font-size:.75rem;justify-content:center}.ad-sidebar{margin:20px 0;min-height:250px}.footer{background:#1d3557;background:var(--secondary);color:#fff;padding:48px 20px 24px}.footer-grid{grid-gap:32px;display:grid;gap:32px;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));margin:0 auto 32px;max-width:1100px}.footer h4{color:#94a3b8;font-family:Sora,sans-serif;font-family:var(--font);font-size:.95rem;letter-spacing:1px;margin-bottom:16px;text-transform:uppercase}.footer a{color:#ffffffbf;display:block;font-size:.88rem;margin-bottom:8px;text-decoration:none;transition:all .25s cubic-bezier(.4,0,.2,1);transition:var(--transition)}.footer a:hover{color:#fff}.footer-bottom{border-top:1px solid #ffffff1a;color:#fff6;font-size:.82rem;margin:0 auto;max-width:1100px;padding-top:24px;text-align:center}.auth-page{align-items:center;background:linear-gradient(135deg,#fff5f5,#fff 50%,#f0f4ff);display:flex;justify-content:center;min-height:calc(100vh - 200px);padding:40px 20px}.auth-card{background:#fff;border-radius:16px;border-radius:var(--radius);box-shadow:0 20px 60px #0000001f;box-shadow:var(--shadow-lg);max-width:440px;padding:40px;width:100%}.auth-card h2{font-family:Sora,sans-serif;font-family:var(--font);font-size:1.8rem;margin-bottom:8px;text-align:center}.auth-card p{color:#6b7280;color:var(--text-muted);font-size:.9rem;margin-bottom:32px;text-align:center}.form-group{margin-bottom:20px}.form-group label{display:block;font-size:.88rem;font-weight:600;margin-bottom:8px}.form-group input{border:2px solid #e5e7eb;border:2px solid var(--border);border-radius:10px;border-radius:var(--radius-sm);font-family:DM Sans,sans-serif;font-family:var(--font-body);font-size:1rem;outline:none;padding:12px 16px;transition:all .25s cubic-bezier(.4,0,.2,1);transition:var(--transition);width:100%}.form-group 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.icon{font-size:32px;margin-bottom:10px}@keyframes spin{to{transform:rotate(1turn)}}.page-wrapper{background:linear-gradient(135deg,#fff5f5,#fff,#f5f9ff);min-height:100vh;padding:60px 20px}.page-hero{margin-bottom:40px;text-align:center}.page-hero h1{font-family:Sora,sans-serif;font-family:var(--font);font-size:2.5rem;font-weight:800;margin-bottom:10px}.page-hero p{color:#6b7280;color:var(--text-muted);font-size:1rem}.page-content{margin:auto;max-width:900px}.contact-card{background:#fff;border:1px solid #e5e7eb;border:1px solid var(--border);border-radius:16px;box-shadow:0 4px 24px #00000014;box-shadow:var(--shadow);margin-bottom:20px;padding:24px;transition:all .25s cubic-bezier(.4,0,.2,1);transition:var(--transition)}.contact-card:hover{box-shadow:0 20px 60px #0000001f;box-shadow:var(--shadow-lg);transform:translateY(-4px)}.contact-card h2{font-family:Sora,sans-serif;font-family:var(--font);margin-bottom:10px}.contact-grid{grid-gap:16px;display:grid;gap:16px;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));margin-top:20px}.contact-box{background:linear-gradient(135deg,#fff0f0,#fff);border:1px solid #ffe5e5;border-radius:14px;padding:20px;text-align:center;transition:all .25s cubic-bezier(.4,0,.2,1);transition:var(--transition)}.contact-box:hover{border-color:#e63946;border-color:var(--primary);transform:translateY(-3px)}.contact-box h3{font-family:Sora,sans-serif;font-family:var(--font);font-size:1rem;margin-bottom:8px}.contact-box p{color:#6b7280;color:var(--text-muted);font-size:.85rem}
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