:root{--coral:#f26651;--coral-light:#ff8a7a;--coral-dark:#d94e3b;--teal:#1eb796;--teal-light:#2dd4aa;--warning:#ffb84d;--warning-light:#ffd699;--navy:#1d2b36;--navy-light:#2d3f4e;--bg:#f8f9fa;--bg-card:#fff;--bg-elevated:#ffffffd9;--text-primary:#1d2b36;--text-secondary:#6b7c8a;--text-tertiary:#9ba8b2;--border:#0000000f;--shadow-sm:0 1px 3px #0000000f;--shadow-md:0 4px 12px #00000014;--shadow-lg:0 8px 32px #0000001f;--shadow-glow:0 4px 20px #f2665140;--radius-sm:10px;--radius-md:14px;--radius-lg:20px;--radius-xl:24px;--sat:env(safe-area-inset-top,0px);--sab:env(safe-area-inset-bottom,0px);--sal:env(safe-area-inset-left,0px);--sar:env(safe-area-inset-right,0px);--header-height:56px;--tab-bar-height:68px}*,:before,:after{box-sizing:border-box;-webkit-tap-highlight-color:transparent;margin:0;padding:0}html{-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background:var(--bg);color:var(--text-primary);height:100%;font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;font-size:16px;overflow:hidden}body{background-color:#e5e5e5;width:100%;height:100%;position:fixed;top:0;left:0;overflow:hidden}#root{justify-content:center;height:100%;display:flex;overflow:hidden}.app-shell{background:var(--bg);flex-direction:column;width:100%;max-width:430px;height:100dvh;display:flex;position:relative;overflow:hidden;box-shadow:0 0 40px #0000001a}.header{z-index:100;padding-top:var(--sat);background:linear-gradient(135deg, var(--coral) 0%, var(--coral-dark) 100%);flex-shrink:0;position:relative}.header-inner{height:var(--header-height);justify-content:space-between;align-items:center;padding:0 20px;display:flex}.header-logo{align-items:center;gap:10px;display:flex}.header-logo-icon{color:#fff;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);background:#fff3;border-radius:8px;justify-content:center;align-items:center;width:32px;height:32px;font-size:18px;font-weight:800;display:flex}.header-title{color:#fff;letter-spacing:-.3px;font-size:20px;font-weight:700}.header-subtitle{color:#ffffffb3;font-size:11px;font-weight:500}.header-status{color:#ffffffd9;align-items:center;gap:6px;font-size:12px;font-weight:500;display:flex}.status-dot{background:var(--teal-light);border-radius:50%;width:7px;height:7px;animation:2s ease-in-out infinite pulse}@keyframes pulse{0%,to{opacity:1;transform:scale(1)}50%{opacity:.5;transform:scale(.85)}}.content-area{-webkit-overflow-scrolling:touch;padding-bottom:calc(var(--tab-bar-height) + var(--sab) + 12px);scroll-behavior:smooth;flex:1;overflow:hidden auto}.page{padding:20px 16px;animation:.3s fadeIn}@keyframes fadeIn{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}.tab-bar{z-index:100;width:100%;padding-bottom:var(--sab);background:var(--bg-elevated);-webkit-backdrop-filter:saturate(180%)blur(20px);border-top:.5px solid var(--border);position:absolute;bottom:0;left:0}.tab-bar-inner{height:var(--tab-bar-height);justify-content:space-around;align-items:center;width:100%;margin:0 auto;display:flex}.tab-item{cursor:pointer;background:0 0;border:none;border-radius:12px;flex-direction:column;justify-content:center;align-items:center;gap:3px;min-width:64px;min-height:44px;padding:6px 16px;transition:all .25s;display:flex;position:relative}.tab-item:before{content:"";background:var(--coral);opacity:0;border-radius:12px;transition:opacity .25s;position:absolute;inset:0}.tab-item.active:before{opacity:.08}.tab-icon{z-index:1;font-size:22px;line-height:1;transition:transform .25s;position:relative}.tab-item.active .tab-icon{transform:scale(1.1)}.tab-label{color:var(--text-tertiary);z-index:1;font-size:10px;font-weight:600;transition:color .25s;position:relative}.tab-item.active .tab-label{color:var(--coral)}.card{background:var(--bg-card);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);border:1px solid var(--border);padding:20px;transition:transform .2s,box-shadow .2s}.card:active{transform:scale(.98)}.glass-card{-webkit-backdrop-filter:blur(20px);border-radius:var(--radius-lg);box-shadow:var(--shadow-md);background:#ffffffb3;border:1px solid #ffffff80;padding:20px}.welcome-section{margin-bottom:24px}.welcome-greeting{color:var(--text-primary);letter-spacing:-.5px;font-size:26px;font-weight:800;line-height:1.2}.welcome-date{color:var(--text-secondary);margin-top:4px;font-size:14px;font-weight:500}.stats-row{grid-template-columns:1fr 1fr;gap:12px;margin-bottom:24px;display:grid}.stat-card{background:var(--bg-card);border-radius:var(--radius-md);box-shadow:var(--shadow-sm);border:1px solid var(--border);text-align:center;padding:16px}.stat-card.primary{background:linear-gradient(135deg, var(--coral) 0%, var(--coral-dark) 100%);box-shadow:var(--shadow-glow);border:none}.stat-card.primary .stat-value,.stat-card.primary .stat-label{color:#fff}.stat-value{color:var(--text-primary);letter-spacing:-1px;font-size:28px;font-weight:800;line-height:1}.stat-label{color:var(--text-secondary);text-transform:uppercase;letter-spacing:.5px;margin-top:6px;font-size:11px;font-weight:600}.progress-section{margin-bottom:24px}.progress-card{align-items:center;gap:20px;padding:20px;display:flex}.progress-circle-wrapper{flex-shrink:0;width:80px;height:80px;position:relative}.progress-circle-wrapper svg{width:80px;height:80px;transform:rotate(-90deg)}.progress-track{fill:none;stroke:#0000000d;stroke-width:6px}.progress-fill{fill:none;stroke:var(--coral);stroke-width:6px;stroke-linecap:round;transition:stroke-dashoffset 1s}.progress-text{flex-direction:column;justify-content:center;align-items:center;display:flex;position:absolute;inset:0}.progress-value{color:var(--text-primary);font-size:20px;font-weight:800;line-height:1}.progress-of{color:var(--text-tertiary);margin-top:2px;font-size:10px;font-weight:600}.progress-info h3{color:var(--text-primary);margin-bottom:4px;font-size:16px;font-weight:700}.progress-info p{color:var(--text-secondary);font-size:13px;line-height:1.5}.section-header{justify-content:space-between;align-items:center;margin-bottom:14px;display:flex}.section-title{color:var(--text-primary);letter-spacing:-.3px;font-size:18px;font-weight:700}.section-action{color:var(--coral);cursor:pointer;background:0 0;border:none;border-radius:6px;padding:4px 8px;font-size:13px;font-weight:600;transition:background .2s}.section-action:active{background:#f2665114}.video-list{flex-direction:column;gap:12px;display:flex}.video-card{background:var(--bg-card);border-radius:var(--radius-md);box-shadow:var(--shadow-sm);border:1px solid var(--border);cursor:pointer;gap:14px;padding:14px;transition:transform .2s,box-shadow .2s;display:flex}.video-card:active{box-shadow:var(--shadow-md);transform:scale(.98)}.video-thumb{background:linear-gradient(135deg,#e8e8e8 0%,#f0f0f0 100%);border-radius:8px;flex-shrink:0;width:100px;height:62px;position:relative;overflow:hidden}.video-thumb img{object-fit:cover;width:100%;height:100%}.video-duration{color:#fff;background:#000000bf;border-radius:4px;padding:1px 5px;font-size:10px;font-weight:600;position:absolute;bottom:4px;right:4px}.video-info{flex-direction:column;flex:1;justify-content:center;min-width:0;display:flex}.video-title{color:var(--text-primary);-webkit-line-clamp:2;-webkit-box-orient:vertical;margin-bottom:6px;font-size:14px;font-weight:600;line-height:1.35;display:-webkit-box;overflow:hidden}.video-meta{flex-wrap:wrap;align-items:center;gap:8px;display:flex}.video-channel{color:var(--text-secondary);font-size:12px;font-weight:500}.status-chip{text-transform:uppercase;letter-spacing:.3px;border-radius:20px;align-items:center;gap:4px;padding:2px 8px;font-size:10px;font-weight:600;display:inline-flex}.status-chip.saved{color:var(--teal);background:#1eb7961a}.status-chip.queued{color:#e6a030;background:#ffb84d1a}.status-chip.processing{color:var(--coral);background:#f266511a}.save-page{padding-top:8px}.save-hero{text-align:center;margin-bottom:28px}.save-hero-icon{background:linear-gradient(135deg, var(--coral) 0%, var(--coral-dark) 100%);width:56px;height:56px;box-shadow:var(--shadow-glow);border-radius:16px;justify-content:center;align-items:center;margin-bottom:14px;font-size:28px;display:inline-flex}.save-hero h2{color:var(--text-primary);letter-spacing:-.5px;font-size:22px;font-weight:800}.save-hero p{color:var(--text-secondary);margin-top:4px;font-size:14px}.form-group{margin-bottom:18px}.form-label{color:var(--text-secondary);text-transform:uppercase;letter-spacing:.5px;margin-bottom:8px;font-size:13px;font-weight:600;display:block}.form-input{background:var(--bg-card);border:1.5px solid var(--border);border-radius:var(--radius-sm);width:100%;color:var(--text-primary);appearance:none;outline:none;padding:14px 16px;font-family:inherit;font-size:16px;transition:border-color .25s,box-shadow .25s}.form-input:focus{border-color:var(--coral);box-shadow:0 0 0 3px #f266511f}.form-input::placeholder{color:var(--text-tertiary)}textarea.form-input{resize:vertical;min-height:80px;line-height:1.5}select.form-input{cursor:pointer;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%236b7c8a' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");background-position:right 14px center;background-repeat:no-repeat;padding-right:40px}.tags-container{flex-wrap:wrap;gap:8px;margin-top:8px;display:flex}.tag-chip{color:var(--coral);cursor:pointer;background:#f2665114;border:1px solid #f2665126;border-radius:20px;align-items:center;gap:4px;padding:6px 12px;font-size:13px;font-weight:500;transition:all .2s;display:inline-flex}.tag-chip:active{background:#f2665126}.tag-chip.selected{background:var(--coral);color:#fff;border-color:var(--coral)}.tag-chip .remove{margin-left:2px;font-size:14px;line-height:1}.save-btn{background:linear-gradient(135deg, var(--coral) 0%, var(--coral-dark) 100%);color:#fff;border-radius:var(--radius-md);cursor:pointer;width:100%;box-shadow:var(--shadow-glow);border:none;justify-content:center;align-items:center;gap:8px;min-height:52px;margin-top:24px;padding:16px;font-family:inherit;font-size:16px;font-weight:700;transition:all .25s;display:flex}.save-btn:active{transform:scale(.97);box-shadow:0 2px 12px #f266514d}.save-btn:disabled{opacity:.5;cursor:not-allowed;transform:none}.save-btn.success{background:linear-gradient(135deg, var(--teal) 0%, #18a085 100%);box-shadow:0 4px 20px #1eb79640}.url-preview{border-radius:var(--radius-sm);background:#1eb7960f;border:1px solid #1eb79626;gap:12px;margin-top:10px;padding:14px;animation:.3s fadeIn;display:flex}.url-preview-thumb{background:#e8e8e8;border-radius:6px;flex-shrink:0;width:80px;height:50px;overflow:hidden}.url-preview-thumb img{object-fit:cover;width:100%;height:100%}.url-preview-info{flex:1;min-width:0}.url-preview-title{color:var(--text-primary);-webkit-line-clamp:2;-webkit-box-orient:vertical;font-size:13px;font-weight:600;line-height:1.3;display:-webkit-box;overflow:hidden}.url-preview-channel{color:var(--text-secondary);margin-top:3px;font-size:11px}.library-header{margin-bottom:20px}.library-title{color:var(--text-primary);letter-spacing:-.5px;font-size:26px;font-weight:800}.library-count{color:var(--text-secondary);margin-top:4px;font-size:14px;font-weight:500}.filter-row{-webkit-overflow-scrolling:touch;scrollbar-width:none;gap:8px;margin-bottom:18px;padding-bottom:4px;display:flex;overflow-x:auto}.filter-row::-webkit-scrollbar{display:none}.filter-chip{background:var(--bg-card);border:1.5px solid var(--border);color:var(--text-secondary);cursor:pointer;border-radius:20px;flex-shrink:0;align-items:center;min-height:36px;padding:8px 16px;font-family:inherit;font-size:13px;font-weight:600;transition:all .2s;display:flex}.filter-chip.active{background:var(--coral);color:#fff;border-color:var(--coral);box-shadow:var(--shadow-glow)}.filter-chip:active{transform:scale(.95)}.empty-state{text-align:center;padding:48px 24px}.empty-icon{margin-bottom:16px;font-size:48px}.empty-title{color:var(--text-primary);margin-bottom:8px;font-size:18px;font-weight:700}.empty-text{color:var(--text-secondary);font-size:14px;line-height:1.5}.spinner{border:2.5px solid #ffffff4d;border-top-color:#fff;border-radius:50%;width:20px;height:20px;animation:.7s linear infinite spin}@keyframes spin{to{transform:rotate(360deg)}}.loading-skeleton{border-radius:var(--radius-sm);background:linear-gradient(90deg,#f0f0f0 25%,#e8e8e8 50%,#f0f0f0 75%) 0 0/200% 100%;animation:1.5s infinite shimmer}@keyframes shimmer{0%{background-position:200% 0}to{background-position:-200% 0}}.toast{top:calc(var(--sat) + 8px);z-index:1000;border-radius:var(--radius-md);-webkit-backdrop-filter:blur(20px);align-items:center;gap:10px;padding:14px 18px;font-size:14px;font-weight:600;animation:.35s slideDown;display:flex;position:fixed;left:16px;right:16px}.toast.success{color:#fff;background:#1eb796f2;box-shadow:0 4px 20px #1eb7964d}.toast.error{color:#fff;background:#f26651f2;box-shadow:0 4px 20px #f266514d}@keyframes slideDown{0%{opacity:0;transform:translateY(-20px)}to{opacity:1;transform:translateY(0)}}.fade-enter{animation:.3s fadeIn}.content-area::-webkit-scrollbar{width:0}.truncate{white-space:nowrap;text-overflow:ellipsis;overflow:hidden}@keyframes ripple{to{opacity:0;transform:scale(4)}}