@charset "UTF-8";*,*:before,*:after{box-sizing:border-box}html,body{max-width:100%;overflow-x:hidden}body{background:#0d1117;color:#e6edf3;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;min-height:100vh}.page{display:flex;flex-direction:column;gap:20px;width:100%}.input-row{display:flex;gap:10px;width:100%}.url-input-wrap{position:relative;flex:1 1 auto;min-width:0;display:flex;align-items:center}.url-input-icon{position:absolute;left:16px;font-size:16px;line-height:1;opacity:.45;pointer-events:none}.url-input{flex:1 1 auto;width:100%;min-width:0;padding:0 16px 0 42px;min-height:50px;background:#fff;border:1.5px solid #d6d6d6;border-radius:10px;color:#212121;font-size:15px;transition:border-color .15s,box-shadow .15s}.url-input::placeholder{color:#9e9e9e}.url-input:focus{outline:none;border-color:#c62828;box-shadow:0 0 0 3px #c628281f}.btn{min-height:50px;padding:0 20px;border:none;border-radius:10px;font-size:14px;font-weight:700;cursor:pointer;transition:opacity .15s,transform .1s,background .15s;white-space:nowrap;touch-action:manipulation;display:inline-flex;align-items:center;justify-content:center;flex-shrink:0}.btn:disabled{opacity:.5;cursor:not-allowed}.btn:not(:disabled):active{transform:scale(.97)}.btn:focus-visible{outline:2px solid #c62828;outline-offset:2px}.btn-paste{background:#f5f5f5;color:#757575}.btn-paste:hover{background:#eee}.btn-ghost{background:transparent;border:1.5px solid #cccccc;color:#555}.btn-ghost:hover{color:#212121;background:#f5f5f5}.btn-link{background:none;border:none;font-size:13px;cursor:pointer;padding:0;min-height:unset;touch-action:manipulation}.btn-link.danger{color:#c62828}.btn-link.danger:hover{color:#b71c1c}.btn-row{display:flex;gap:10px;margin-top:14px;flex-wrap:wrap}.alert-error{padding:12px 16px;background:#ffebee;border-left:3px solid #e53935;border-radius:6px;color:#c62828;font-size:14px}.alert-info{padding:12px 16px;border-left:3px solid currentColor;border-radius:6px;font-size:14px}.media-card{display:grid;gap:20px;background:#fafafa;border:1px solid #e0e0e0;border-radius:12px;padding:20px}.media-thumb{width:100%;border-radius:8px;object-fit:cover;background:#f5f5f5;display:block}.media-title{font-size:1rem;font-weight:600;margin-bottom:10px;color:#212121}.media-meta{font-size:13px;color:#616161;margin-bottom:5px}.label{color:#616161}.btn-sm{padding:0 12px;min-height:36px;font-size:13px;border-radius:6px;border:none;cursor:pointer;font-weight:600;touch-action:manipulation;display:inline-flex;align-items:center}@keyframes skel-shimmer{0%{background-position:-600px 0}to{background-position:600px 0}}.skel{background:linear-gradient(90deg,#f0f0f0 25%,#e4e4e4,#f0f0f0 75%);background-size:1200px 100%;animation:skel-shimmer 1.6s ease-in-out infinite;border-radius:4px}.skeleton-card{pointer-events:none}.skel-thumb{width:100%;border-radius:8px}.skel-details{display:flex;flex-direction:column;gap:10px;padding:4px 0}.skel-title{height:20px;width:75%}.skel-meta{height:13px;width:50%}.skel-short{width:32%}.skel-btn-row{display:flex;gap:8px;margin-top:8px}.skel-btn-lg{height:44px;width:96px;border-radius:8px}.skel-btn-sm{height:44px;width:64px;border-radius:8px}@media(max-width:640px){.input-row{flex-wrap:wrap}.input-row .url-input-wrap{flex:1 1 100%}.input-row .btn-paste{flex:0 0 auto;min-width:110px}.input-row .btn-primary{flex:1 1 auto}}@media(max-width:480px){.page{gap:16px}.media-card{grid-template-columns:1fr!important}.btn-row{gap:8px}.btn-row .btn{flex:1;min-width:0}}.home-page{background:#0d1117;min-height:100vh}.hero-section{position:relative;background:radial-gradient(ellipse 900px 420px at 50% -12%,rgba(198,40,40,.22),transparent 68%),linear-gradient(160deg,#0d1117 60%,#161b22);padding:76px 24px 64px;text-align:center;overflow:hidden}.hero-inner{max-width:760px;margin:0 auto;position:relative}.hero-badge{display:inline-flex;align-items:center;gap:8px;padding:8px 18px;border-radius:999px;background:#c628281f;border:1px solid rgba(198,40,40,.35);color:#ff8a80;font-size:13px;font-weight:700;margin-bottom:24px}.hero-title{font-size:60px;font-weight:900;color:#e53935;margin:0 0 18px;letter-spacing:-2px;line-height:1.05}.hero-title.light{color:#e6edf3}.hero-title-emphasis{color:#e53935}.hero-tagline{font-size:18px;color:#9aa4b2;margin:0 auto 8px;line-height:1.65;max-width:580px}.downloader-section{position:relative;z-index:2;padding:0 24px 64px;margin-top:-28px}.downloader-inner{max-width:820px;margin:0 auto;background:#fff;border-radius:18px;padding:28px;box-shadow:0 24px 60px #00000059,0 2px 8px #00000026}.platform-grid-section{padding:0 24px 12px}.content-section{padding:64px 24px;background:#161b22}.content-section.alt{background:#0d1117}.section-inner{max-width:860px;margin:0 auto}.section-title{font-size:28px;font-weight:800;color:#e6edf3;margin:0 0 12px;letter-spacing:-.3px}.section-intro{font-size:15px;color:#8b949e;line-height:1.75;margin-bottom:32px;max-width:700px}.section-intro strong{color:#c9d1d9}.sub-tab-bar{display:flex;border-radius:8px;overflow:hidden;border:1.5px solid #30363d;width:fit-content;margin-bottom:28px}.sub-tab-btn{padding:8px 22px;min-height:40px;border:none;background:transparent;color:#8b949e;font-size:14px;font-weight:600;cursor:pointer;touch-action:manipulation;transition:background .15s,color .15s}.sub-tab-btn.active{background:#c62828;color:#fff}.sub-tab-btn:not(.active):hover{background:#21262d;color:#e6edf3}.steps{display:flex;flex-direction:column;gap:20px;margin-bottom:36px}.step{display:flex;gap:16px;align-items:flex-start}.step-num{width:32px;height:32px;min-width:32px;border-radius:50%;background:#c62828;color:#fff;font-weight:800;font-size:14px;display:flex;align-items:center;justify-content:center;flex-shrink:0;margin-top:2px}.step-content{flex:1;min-width:0}.step-title{font-size:15px;font-weight:700;color:#e6edf3;margin:0 0 6px}.step-desc{font-size:14px;color:#8b949e;line-height:1.7;margin:0}.sub-section-title{font-size:18px;font-weight:700;color:#e6edf3;margin:0 0 16px}.quality-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}.quality-card{background:#21262d;border:1px solid #30363d;border-radius:10px;padding:18px 20px}.quality-label{font-size:14px;font-weight:700;color:#c62828;margin:0 0 6px}.quality-desc{font-size:13px;color:#8b949e;line-height:1.6;margin:0}.features-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.feature-card{background:#161b22;border:1px solid #21262d;border-radius:14px;padding:26px 22px;transition:border-color .2s,transform .15s}.feature-card:hover{border-color:#c62828;transform:translateY(-2px)}.content-section.alt .feature-card{background:#161b22;border-color:#21262d}.feature-icon{width:56px;height:56px;border-radius:14px;background:#c6282826;color:#c62828;font-size:26px;display:flex;align-items:center;justify-content:center;margin-bottom:14px}.feature-title{font-size:16px;font-weight:700;color:#e6edf3;margin:0 0 8px}.feature-desc{font-size:14px;color:#8b949e;line-height:1.7;margin:0}.faq-list{display:flex;flex-direction:column;gap:8px}.faq-item{background:#0d1117;border:1px solid #21262d;border-radius:10px;overflow:hidden;transition:border-color .15s}.faq-item.open{border-color:#30363d}.content-section.alt .faq-item{background:#161b22}.faq-q{width:100%;padding:18px 20px;background:transparent;border:none;cursor:pointer;font-size:15px;font-weight:600;color:#e6edf3;text-align:left;display:flex;justify-content:space-between;align-items:center;gap:16px;touch-action:manipulation;min-height:56px}.faq-q:hover{background:#ffffff05}.faq-chevron{font-size:22px;font-weight:400;color:#8b949e;flex-shrink:0;line-height:1}.faq-body{max-height:0;overflow:hidden;transition:max-height .32s ease}.faq-item.open .faq-body{max-height:400px}.faq-body-inner{padding:14px 20px 18px;font-size:14px;color:#8b949e;line-height:1.8;border-top:1px solid #21262d}.platform-grid-heading{text-align:center;max-width:640px;margin:0 auto 32px}.platform-grid-title{font-size:26px;font-weight:800;color:#e6edf3;margin:0 0 8px;letter-spacing:-.3px}.platform-grid-subtitle{font-size:15px;color:#8b949e;margin:0}.platform-links-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;max-width:1040px;margin:0 auto}.platform-links-grid.cols-3{grid-template-columns:repeat(3,1fr);max-width:820px}.platform-link-card{display:flex;flex-direction:column;gap:8px;background:#161b22;border:1px solid #21262d;border-radius:14px;padding:24px 22px;text-decoration:none;transition:border-color .2s,transform .15s,box-shadow .2s}.platform-link-card:hover{border-color:#c62828;transform:translateY(-3px);box-shadow:0 14px 28px #0000004d}.platform-link-icon{margin-bottom:6px}.platform-link-name{font-size:16px;font-weight:700;color:#e6edf3}.platform-link-desc{font-size:13px;color:#8b949e;line-height:1.5;flex:1}.platform-link-arrow{align-self:flex-end;font-size:18px;font-weight:700;color:#6e7681;transition:color .2s,transform .2s}.platform-link-card:hover .platform-link-arrow{color:#e53935;transform:translate(3px)}.related-links{display:flex;flex-wrap:wrap;gap:10px;justify-content:center}.related-link{padding:10px 20px;min-height:44px;border-radius:8px;background:#21262d;color:#e6edf3;font-size:14px;font-weight:600;text-decoration:none;display:inline-flex;align-items:center;transition:background .15s}.related-link:hover{background:#30363d}@media(max-width:900px){.features-grid,.platform-links-grid,.platform-links-grid.cols-3{grid-template-columns:repeat(2,1fr)}}@media(max-width:768px){.hero-title{font-size:40px}.hero-tagline{font-size:16px}.hero-section{padding:48px 16px 56px}.downloader-section{margin-top:-32px;padding:0 16px 48px}.downloader-inner{padding:20px;border-radius:16px}.quality-grid{grid-template-columns:1fr}}@media(max-width:560px){.features-grid,.platform-links-grid,.platform-links-grid.cols-3{grid-template-columns:1fr}}@media(max-width:480px){.hero-title{font-size:32px;letter-spacing:-.5px}.hero-section{padding:40px 16px 48px}.downloader-section{margin-top:-24px;padding:0 12px 40px}.downloader-inner{padding:16px}.content-section{padding:44px 16px}.section-title{font-size:22px}.sub-tab-bar{width:100%}.sub-tab-btn{flex:1;text-align:center}.faq-q{font-size:14px;padding:14px 16px}.faq-body-inner{padding:12px 16px 14px}.step-desc{font-size:13px}}