:root{--color-bg-primary: #1a1a2e;--color-bg-secondary: #16213e;--color-bg-surface: #1e2a4a;--color-bg-hover: #253a5e;--color-bg-page: #f0f2f5;--color-bg-card: #ffffff;--color-bg-card-hover: #f8f9fa;--color-bg-overlay: rgba(0, 0, 0, .6);--color-bg-overlay-heavy: rgba(0, 0, 0, .85);--color-text-primary: #222222;--color-text-secondary: #4b5563;--color-text-muted: #6b7280;--color-text-on-dark: #e0e0e0;--color-text-on-dark-secondary: rgba(255, 255, 255, .8);--color-text-on-dark-muted: rgba(255, 255, 255, .65);--color-text-heading: #1f2937;--color-accent: #4f46e5;--color-accent-hover: #4338ca;--color-accent-light: #a5b4fc;--color-accent-lighter: #c7d2fe;--color-accent-bg: #eef2ff;--color-accent-bg-alt: #ede9fe;--color-accent-subtle: #f0f0ff;--color-accent-purple: #c4b5fd;--color-danger: #dc2626;--color-danger-hover: #dc2626;--color-danger-bg: #fef2f2;--color-danger-light: #fca5a5;--color-success: #22c55e;--color-success-bg: #d1fae5;--color-success-dark: #065f46;--color-warning: #f59e0b;--color-warning-bg: #fef3c7;--color-warning-dark: #78350f;--color-today-bg: #fffbeb;--color-today-border: #fde68a;--color-border: #e5e7eb;--color-border-light: #f3f4f6;--color-border-input: #d1d5db;--space-1: 4px;--space-2: 8px;--space-3: 12px;--space-4: 16px;--space-5: 20px;--space-6: 24px;--space-8: 32px;--space-10: 40px;--font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;--font-size-2xs: .65rem;--font-size-xs: .75rem;--font-size-sm: .875rem;--font-size-base: 1rem;--font-size-lg: 1.125rem;--font-size-xl: 1.25rem;--font-size-2xl: 1.5rem;--font-size-3xl: 2rem;--font-size-icon: 3rem;--font-weight-normal: 400;--font-weight-medium: 500;--font-weight-semibold: 600;--font-weight-bold: 700;--line-height-tight: 1.25;--line-height-normal: 1.5;--radius-xs: 2px;--radius-sm: 4px;--radius-md: 8px;--radius-lg: 12px;--radius-xl: 16px;--radius-full: 9999px;--shadow-xs: 0 1px 2px rgba(0, 0, 0, .05);--shadow-sm: 0 1px 4px rgba(0, 0, 0, .08);--shadow-md: 0 2px 8px rgba(0, 0, 0, .12);--shadow-lg: 0 4px 16px rgba(0, 0, 0, .16);--shadow-xl: 0 12px 40px rgba(0, 0, 0, .2);--shadow-modal: 0 20px 60px rgba(0, 0, 0, .3);--shadow-player: 0 24px 80px rgba(0, 0, 0, .6);--tap-target-min: 44px;--header-height: 56px;--bottom-nav-height: 56px;--transition-fast: .15s ease;--transition-normal: .25s ease;--transition-slow: .4s ease;--ease-out-back: cubic-bezier(.34, 1.56, .64, 1);--ease-out-smooth: cubic-bezier(.16, 1, .3, 1)}[data-theme=dark]{--color-bg-primary: #0f172a;--color-bg-secondary: #111c33;--color-bg-surface: #1b2742;--color-bg-hover: #243356;--color-bg-page: #0b1220;--color-bg-card: #162033;--color-bg-card-hover: #1d2a42;--color-bg-overlay: rgba(0, 0, 0, .75);--color-bg-overlay-heavy: rgba(0, 0, 0, .92);--color-text-primary: #e5e7eb;--color-text-secondary: #a3acbd;--color-text-muted: #9aa5b8;--color-text-on-dark: #e5e7eb;--color-text-on-dark-secondary: rgba(229, 231, 235, .82);--color-text-on-dark-muted: rgba(229, 231, 235, .62);--color-text-heading: #f3f4f6;--color-accent: #818cf8;--color-accent-hover: #a5b4fc;--color-accent-light: #c7d2fe;--color-accent-lighter: #3b3f73;--color-accent-bg: #1e2344;--color-accent-bg-alt: #241e44;--color-accent-subtle: #1a1d3a;--color-accent-purple: #a78bfa;--color-danger: #f87171;--color-danger-hover: #ef4444;--color-danger-bg: #3a1414;--color-danger-light: #fca5a5;--color-success: #34d399;--color-success-bg: #0f3a28;--color-success-dark: #6ee7b7;--color-warning: #fbbf24;--color-warning-bg: #3a2a10;--color-warning-dark: #fde68a;--color-today-bg: #2a2210;--color-today-border: #78530f;--color-border: #2a3551;--color-border-light: #1f2940;--color-border-input: #3a4866;--shadow-xs: 0 1px 2px rgba(0, 0, 0, .35);--shadow-sm: 0 1px 4px rgba(0, 0, 0, .45);--shadow-md: 0 2px 8px rgba(0, 0, 0, .55);--shadow-lg: 0 4px 16px rgba(0, 0, 0, .6);--shadow-xl: 0 12px 40px rgba(0, 0, 0, .7);--shadow-modal: 0 20px 60px rgba(0, 0, 0, .8);--shadow-player: 0 24px 80px rgba(0, 0, 0, .9)}[data-theme=dark] 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var(--color-border)}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{-webkit-text-size-adjust:100%;-moz-text-size-adjust:100%;text-size-adjust:100%}body{-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}img,video{display:block;max-width:100%}button{cursor:pointer;font:inherit;border:none;background:none}input,textarea,select{font:inherit;color:var(--color-text-primary);background-color:var(--color-bg-card)}input::placeholder,textarea::placeholder{color:var(--color-text-muted)}option{color:var(--color-text-primary);background-color:var(--color-bg-card)}body{font-family:var(--font-family);background:var(--color-bg-page);color:var(--color-text-primary);font-size:var(--font-size-base);line-height:var(--line-height-normal)}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--color-text-muted);border-radius:var(--radius-full)}:focus-visible{outline:2px solid 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var(--transition-fast);white-space:nowrap}.login-subtitle{font-size:var(--font-size-base);color:#888;font-weight:400;text-align:center;margin-bottom:28px}.login-error{background:#fff0f0;color:#c0392b;border:1px solid #f5c6cb;border-radius:8px;padding:10px 14px;font-size:var(--font-size-sm)}.login-toggle{margin-top:20px;text-align:center;font-size:var(--font-size-sm);color:#666}.link-btn{background:none;border:none;color:#4a90d9;cursor:pointer;font-size:inherit;text-decoration:underline;padding:0}.link-btn:hover{color:#2b6cb0}.header-search input{background:#ffffff1f;border:1px solid rgba(255,255,255,.2);border-right:none;border-radius:10px 0 0 10px;color:#fff;padding:10px 18px;font-size:var(--font-size-base);outline:none;width:360px;transition:background .2s,border-color .2s}.header-search button{background:#ffffff2e;border:1px solid rgba(255,255,255,.2);border-radius:0 10px 10px 0;color:#fff;padding:10px 20px;font-size:var(--font-size-base);cursor:pointer;transition:background 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var(--color-border);border-radius:var(--radius-md);box-shadow:var(--shadow-lg);min-width:180px;z-index:11;padding:var(--space-1);animation:modalScaleIn .15s cubic-bezier(.34,1.56,.64,1)}.header-dropdown-right{left:auto;right:0}.header-dropdown>button{display:block;width:100%;text-align:left;padding:10px 14px;border:none;background:none;font-size:var(--font-size-sm);color:var(--color-text-primary);cursor:pointer;border-radius:var(--radius-sm);transition:background var(--transition-fast)}.header-dropdown>button:hover{background:var(--color-accent-bg);color:var(--color-accent)}.guun-mascot{flex:none;display:inline-flex;width:58px;height:46px;cursor:pointer;animation:guun-bob .9s ease-in-out infinite}.guun-svg{width:100%;height:100%;overflow:visible}.guun-fwing{transform-box:fill-box;animation:guun-flap .45s ease-in-out infinite}.guun-fwing-l{transform-origin:100% 50%}.guun-fwing-r{transform-origin:0% 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36px;width:100%;max-width:380px}.login-title{font-size:var(--font-size-2xl);font-weight:700;color:var(--color-text-heading);display:flex;align-items:center;justify-content:center;gap:10px;margin-bottom:4px}.login-logo{width:34px;height:34px;border-radius:8px}.login-subtitle{font-size:var(--font-size-base);color:var(--color-text-secondary);font-weight:400;text-align:center;margin-bottom:28px}.login-form{display:flex;flex-direction:column;gap:16px}.login-error{background:var(--color-danger-bg);color:var(--color-danger);border:1px solid var(--color-danger-light);border-radius:8px;padding:10px 14px;font-size:var(--font-size-sm)}.password-input-wrap{display:flex;align-items:stretch}.password-input-wrap input{border-top-right-radius:0;border-bottom-right-radius:0}.password-toggle-btn{min-width:56px;padding:0 12px;border:1px solid var(--color-border-input);border-left:none;border-radius:0 8px 8px 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.1s}.btn-primary:hover{background:var(--color-text-primary)}.btn-primary:active{transform:scale(.97)}.btn-primary:disabled{background:var(--color-bg-card-hover);color:var(--color-text-muted);cursor:not-allowed;animation:none}.btn-secondary{background:var(--color-bg-card);color:var(--color-accent);border:1px solid var(--color-accent);border-radius:8px;padding:8px 16px;font-size:var(--font-size-sm);cursor:pointer;transition:all .2s}.btn-secondary:hover{background:var(--color-bg-card-hover)}.btn-secondary:active{transform:scale(.97)}.btn-secondary:disabled{background:var(--color-bg-card-hover);border-color:var(--color-border);color:var(--color-text-muted);cursor:not-allowed}.btn-danger{background:var(--color-danger);color:#fff;border:none;border-radius:6px;padding:6px 12px;font-size:var(--font-size-sm);cursor:pointer}.btn-danger:hover{background:var(--color-danger-hover)}.filters{display:flex;gap:12px;margin-bottom:20px;flex-wrap:wrap;align-items:center}.filters input,.filters 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playerLaunchArt{0%{opacity:1;transform:scale(.94)}58%{opacity:1;transform:scale(1)}to{opacity:0;transform:scale(1.035)}}.player-overlay{position:fixed;inset:0;background:#000000d9;display:flex;align-items:center;justify-content:center;z-index:200;padding:16px;animation:playerFadeIn .2s ease-out}.player-container{background:#000;border-radius:var(--radius-lg);overflow:hidden;position:relative;width:100%;max-width:1280px;max-height:calc(100vh - 32px);display:flex;flex-direction:column;box-shadow:var(--shadow-player);animation:playerSlideIn .3s cubic-bezier(.16,1,.3,1)}.player-launch-art{position:absolute;inset:0;z-index:70;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:10px;padding:24px;pointer-events:none;background:#000000b8;color:#fff;text-align:center;animation:playerLaunchArt 1.15s cubic-bezier(.16,1,.3,1) 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14px;font-size:var(--font-size-xs);line-height:1.35}.player-session-context{display:flex;align-items:center;gap:8px;min-width:0;max-width:32%}.player-session-kind{font-weight:700;text-transform:none;letter-spacing:.02em;flex-shrink:0}.player-session-name{font-weight:500;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;min-width:0;max-width:240px}.player-session-title{min-width:0;font-size:var(--font-size-sm);font-weight:600}.player-session-progress{margin-left:auto;flex-shrink:0;border-radius:999px;font-weight:600;font-variant-numeric:tabular-nums}.player-session-progress~.player-session-progress{margin-left:0}.player-resume-bar{display:flex;align-items:center;gap:10px;padding:8px 12px;background:var(--player-surface-raised);color:var(--player-text);font-size:var(--font-size-sm);border-top:1px solid var(--player-border);border-bottom:1px solid var(--player-border)}.player-resume-text{font-variant-numeric:tabular-nums;font-weight:600}.player-resume-restart{margin-left:auto;flex-shrink:0;padding:4px 12px;border-radius:999px;background:var(--player-surface);color:var(--player-text);border:1px solid var(--player-border);font-size:var(--font-size-xs);font-weight:600;cursor:pointer}.player-resume-restart:hover{background:var(--player-surface-raised);border-color:var(--player-text-secondary)}.player-resume-dismiss{flex-shrink:0;background:transparent;border:none;color:var(--player-text-secondary);font-size:14px;line-height:1;cursor:pointer;padding:2px 4px}.player-body{display:flex;flex:1;overflow:hidden;min-height:0;position:relative}.player-main{flex:1;min-width:0;display:flex;flex-direction:column}.player-sidebar{width:300px;flex-shrink:0;background:var(--color-bg-primary);border-left:1px solid rgba(255,255,255,.08);display:flex;flex-direction:column;overflow:hidden;transition:width .3s cubic-bezier(.4,0,.2,1)}.player-sidebar-ai-stack{flex:1;min-height:0;display:flex;flex-direction:column;overflow:hidden}.player-sidebar-ai-stack[hidden]{display:none!important}.player-sidebar-layout-spacer{display:none}@media(min-width:769px){.player-sidebar-layout-spacer{display:block;flex:0 0 300px;width:300px;min-width:300px;pointer-events:none}}.player-sidebar.ai-open{width:480px}@keyframes playerAiBackdropIn{0%{opacity:0}to{opacity:1}}.player-ai-backdrop-mobile{display:none}@media(max-width:768px){.player-ai-backdrop-mobile{display:block;position:fixed;top:0;left:0;right:0;bottom:60vh;z-index:45;margin:0;padding:0;border:none;cursor:pointer;background:#0000006b;animation:playerAiBackdropIn .22s ease-out}@media(prefers-reduced-motion:reduce){.player-ai-backdrop-mobile{animation:none}}}.player-ai-backdrop-desktop{display:none}@media(min-width:769px){.player-sidebar{transition:none}.player-ai-backdrop-desktop{display:block;position:absolute;inset:0;z-index:14;margin:0;padding:0;border:none;cursor:pointer;background:#0000006b;animation:playerAiBackdropIn .25s ease-out}@media(prefers-reduced-motion:reduce){.player-ai-backdrop-desktop{animation:none}}.player-sidebar.ai-open{position:absolute;top:0;right:0;bottom:0;width:min(480px,100%)!important;flex-shrink:0;z-index:15;overflow:hidden;border-radius:12px 0 0 12px;box-shadow:-12px 0 32px #0000008c;border-left:1px solid rgba(255,255,255,.1)}.player-sidebar.ai-open:before{content:"";position:absolute;left:10px;top:50%;transform:translateY(-50%);width:4px;height:40px;border-radius:2px;background:#ffffff4d;pointer-events:none;z-index:2}.player-sidebar.ai-open .ai-panel-header{padding-left:22px}}@media(prefers-reduced-motion:reduce){.player-sidebar{transition:none}}.sidebar-tabs{display:flex;flex-shrink:0;border-bottom:1px solid rgba(255,255,255,.1)}.sidebar-tab{flex:1;padding:10px 6px;background:none;border:none;border-bottom:2px solid transparent;color:#ffffff73;font-size:var(--font-size-xs);font-weight:600;cursor:pointer;transition:color .2s ease,border-color .25s ease,background .2s ease;white-space:nowrap}.sidebar-tab:hover{color:#fffc;background:#ffffff0a}.sidebar-tab.active{color:#fff;border-bottom-color:var(--color-accent-light);background:#a5b4fc0f}.player-title{color:#fff;font-size:var(--font-size-base);font-weight:600;overflow:hidden;white-space:nowrap;text-overflow:ellipsis;flex:1;margin:0}.player-study-btn{min-height:var(--tap-target-min);padding:0 14px;border:1px solid var(--player-border, var(--color-border-input));border-radius:var(--radius-md);background:var(--player-surface-raised, var(--color-bg-card-hover));color:var(--player-text-secondary, var(--color-text-secondary));font-size:var(--font-size-sm);font-weight:600;cursor:pointer;white-space:nowrap}.player-more-trigger{display:inline-flex;align-items:center;justify-content:center;gap:6px;min-height:var(--tap-target-min);padding:0 12px;border:1px solid rgba(255,255,255,.14);border-radius:var(--radius-md);background:#ffffff1a;color:#ddd;font-size:var(--font-size-sm);font-weight:600;cursor:pointer}.player-more-trigger:hover,.player-more-trigger[aria-expanded=true]{background:#fff3;color:#fff}.player-more-overlay{position:fixed;inset:0;z-index:1400;display:flex;align-items:center;justify-content:center;padding:var(--space-4)}.player-more-backdrop{position:absolute;inset:0;border:0;background:#0000008c}.player-more-panel{position:relative;width:min(360px,100%);max-height:min(560px,calc(100dvh - 32px));overflow:hidden;border:1px solid var(--player-border, var(--color-border));border-radius:var(--radius-lg);background:var(--player-surface, var(--color-bg-card));color:var(--player-text, var(--color-text-primary));box-shadow:var(--shadow-lg)}.player-more-panel-header{display:flex;align-items:center;justify-content:space-between;min-height:52px;padding:6px 8px 6px 16px;border-bottom:1px solid var(--player-border, var(--color-border))}.player-more-panel-header h2{margin:0;font-size:var(--font-size-base)}.player-more-panel-close{display:inline-flex;align-items:center;justify-content:center;width:var(--tap-target-min);height:var(--tap-target-min);border:0;border-radius:var(--radius-md);background:transparent;color:var(--player-text-secondary, var(--color-text-secondary));cursor:pointer}.player-more-panel-content{display:grid;gap:4px;padding:8px;overflow-y:auto}.player-more-panel-content button{display:flex;align-items:center;gap:8px;min-height:var(--tap-target-min);padding:0 12px;border:0;border-radius:var(--radius-sm);background:transparent;color:var(--player-text-secondary, var(--color-text-secondary));font:inherit;text-align:left;cursor:pointer}.player-more-panel-content button:hover,.player-more-panel-content button:focus-visible,.player-more-panel-close:hover,.player-more-panel-close:focus-visible{background:var(--player-surface-raised, var(--color-bg-card-hover));color:var(--player-text, var(--color-text-primary))}.player-more-panel-content svg{flex-shrink:0}.player-float-btn{background:#ffffff1a;border:none;color:#ccc;font-size:var(--font-size-sm);cursor:pointer;padding:4px 10px;border-radius:6px;transition:background .15s}.player-float-btn:hover{background:#fff3;color:#fff}.player-keyboard-help-btn{background:#ffffff1a;border:none;color:#ccc;font-size:var(--font-size-base);cursor:pointer;padding:4px 10px;border-radius:6px;transition:background .15s;line-height:1}.player-keyboard-help-btn:hover{background:#fff3;color:#fff}.player-sleep-btn{display:inline-flex;align-items:center;gap:6px;background:#ffffff1a;border:none;color:#ccc;font-size:var(--font-size-sm);cursor:pointer;padding:5px 10px;border-radius:6px;white-space:nowrap;transition:background .15s,color .15s;line-height:1}.player-sleep-btn svg{display:block;flex-shrink:0}.player-sleep-btn:hover{background:#fff3;color:#fff}.player-sleep-btn.active{background:var(--color-text-primary);color:var(--color-bg-card)}.player-sleep-remaining{font-variant-numeric:tabular-nums;font-weight:600;font-size:var(--font-size-xs);padding:2px 6px;border-radius:var(--radius-full);background:#00000040;color:#fff}.player-sleep-overlay{position:fixed;inset:0;z-index:1200;background:#00000080;display:flex;align-items:center;justify-content:center;padding:16px}.player-sleep-menu{width:100%;max-width:340px;background:var(--color-bg-card);border-radius:16px;padding:20px;box-shadow:var(--shadow-modal)}.player-sleep-title{display:flex;align-items:center;gap:8px;font-size:var(--font-size-lg);font-weight:700;margin-bottom:4px;color:var(--color-text-primary)}.player-sleep-title svg{color:var(--color-text-primary)}.player-sleep-label{font-size:var(--font-size-xs);font-weight:700;letter-spacing:.02em;color:var(--color-text-secondary);margin:16px 0 8px}.player-sleep-options{display:flex;flex-wrap:wrap;gap:8px}.player-sleep-opt{min-height:var(--tap-target-min);padding:8px 14px;border:1px solid var(--color-border);border-radius:var(--radius-full);background:var(--color-bg-card);color:var(--color-text-primary);font-size:var(--font-size-sm);font-weight:600;cursor:pointer;transition:border-color .15s,background .15s,color .15s}.player-sleep-opt.active{background:var(--color-accent);border-color:var(--color-accent);color:#fff}.player-sleep-clear{min-height:var(--tap-target-min);margin-top:10px;width:100%;padding:8px;border:1px solid var(--color-border);border-radius:var(--radius-md);background:transparent;color:var(--color-text-secondary);font-size:var(--font-size-sm);cursor:pointer}.player-sleep-clear:hover{border-color:var(--color-text-secondary);color:var(--color-text-primary)}.player-sleep-dim-btn{min-height:var(--tap-target-min);width:100%;padding:10px;border:1px solid var(--color-border);border-radius:var(--radius-md);background:#111827;color:#f3f4f6;font-size:var(--font-size-sm);font-weight:600;cursor:pointer}.player-sleep-note{font-size:var(--font-size-xs);color:var(--color-text-muted);line-height:1.5;margin-top:12px}.player-sleep-foot{display:flex;justify-content:flex-end;margin-top:14px}.player-dim{position:fixed;inset:0;z-index:1300;border:none;background:#000;color:#ffffff80;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;cursor:pointer}.player-dim-timer{font-size:2rem;font-weight:300;color:#ffffff59;font-variant-numeric:tabular-nums}.player-dim-hint{font-size:var(--font-size-sm);color:#ffffff40}@keyframes playerKeyboardHintIn{0%{opacity:0;transform:translate(-50%,-50%) scale(.92)}to{opacity:1;transform:translate(-50%,-50%) scale(1)}}.player-keyboard-hint{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);z-index:4;pointer-events:none;padding:12px 22px;border-radius:10px;background:#000000d1;color:#fff;font-size:var(--font-size-lg);font-weight:600;letter-spacing:.02em;border:1px solid rgba(255,255,255,.12);box-shadow:0 8px 32px #00000073;animation:playerKeyboardHintIn .18s ease-out}@media(prefers-reduced-motion:reduce){.player-keyboard-hint{animation:none}}.player-list-end-backdrop{position:fixed;inset:0;z-index:225;background:#000000a6;display:flex;align-items:center;justify-content:center;padding:20px;animation:playerFadeIn .15s ease-out}.player-list-end-panel{background:var(--color-bg-primary);border-radius:12px;max-width:400px;width:100%;padding:20px 22px 22px;box-shadow:0 16px 48px #0000008c;border:1px solid rgba(255,255,255,.1)}.player-list-end-panel h3{margin:0 0 10px;font-size:var(--font-size-base);font-weight:600;color:#fff}.player-list-end-desc{margin:0 0 18px;font-size:var(--font-size-sm);line-height:1.55;color:#ffffffb3}.player-review-actions{display:flex;align-items:center;flex-wrap:wrap;gap:8px;margin:0 0 var(--space-4);padding:var(--space-3);border:1px solid rgba(255,255,255,.1);border-radius:var(--radius-md);background:#ffffff0d}.player-review-label{color:#ffffffb3;font-size:var(--font-size-sm);font-weight:var(--font-weight-semibold);white-space:nowrap}.player-review-chip{min-height:var(--tap-target-min);padding:0 12px;border:1px solid rgba(255,255,255,.18);border-radius:var(--radius-full);background:#ffffff14;color:#ffffffe6;font-size:var(--font-size-sm);font-weight:var(--font-weight-semibold);cursor:pointer}.player-review-chip:hover,.player-review-chip:focus-visible{background:#ffffff24;border-color:#ffffff4d}.player-list-end-actions{display:flex;flex-wrap:wrap;gap:10px;justify-content:flex-end}.player-list-end-btn{min-height:40px}.player-keyboard-help-backdrop{position:fixed;inset:0;z-index:220;background:#000000a6;display:flex;align-items:center;justify-content:center;padding:20px;animation:playerFadeIn .15s ease-out}.player-keyboard-help-panel{background:var(--color-bg-primary);border-radius:12px;max-width:420px;width:100%;max-height:min(85vh,520px);overflow:auto;box-shadow:0 16px 48px #0000008c;border:1px solid rgba(255,255,255,.1)}.player-keyboard-help-header{display:flex;align-items:center;justify-content:space-between;padding:14px 16px 10px;border-bottom:1px solid rgba(255,255,255,.08)}.player-keyboard-help-header h3{margin:0;font-size:var(--font-size-base);font-weight:600;color:#fff}.player-keyboard-help-close{min-width:var(--tap-target-min);min-height:var(--tap-target-min);background:none;border:none;color:#aaa;font-size:var(--font-size-lg);cursor:pointer;padding:4px 8px;border-radius:6px;line-height:1}.player-keyboard-help-close:hover{color:#fff;background:#ffffff14}.player-keyboard-help-note{margin:0;padding:12px 16px;font-size:var(--font-size-xs);line-height:1.55;color:#ffffffa6;border-bottom:1px solid rgba(255,255,255,.06)}.player-keyboard-help-table{width:100%;border-collapse:collapse;font-size:var(--font-size-sm)}.player-keyboard-help-table th{text-align:left;font-weight:600;color:var(--color-accent-light);padding:8px 10px 8px 16px;vertical-align:top;white-space:nowrap;width:1%}.player-keyboard-help-table td{padding:8px 16px 8px 8px;color:#ffffffe0;line-height:1.45}.player-keyboard-help-table tr:not(:last-child) th,.player-keyboard-help-table tr:not(:last-child) td{border-bottom:1px solid rgba(255,255,255,.06)}.player-close{background:#ffffff14;border:1px solid rgba(255,255,255,.14);color:#ffffffdb;font-size:var(--font-size-xl);cursor:pointer;min-width:var(--tap-target-min);min-height:var(--tap-target-min);padding:0;margin-left:4px;flex-shrink:0;border-radius:var(--radius-md);display:inline-flex;align-items:center;justify-content:center;line-height:1;transition:background var(--transition-fast),border-color var(--transition-fast),color var(--transition-fast)}.player-close:hover,.player-close:focus-visible{background:#ffffff29;border-color:#ffffff4d;color:#fff}@keyframes floatingSlideIn{0%{opacity:0;transform:translateY(20px) scale(.95)}to{opacity:1;transform:translateY(0) scale(1)}}.floating-player{position:fixed;bottom:20px;right:20px;width:320px;background:var(--color-bg-primary);color:var(--color-text-on-dark);border-radius:12px;box-shadow:0 8px 32px #00000080;overflow:hidden;z-index:200;animation:floatingSlideIn .3s cubic-bezier(.16,1,.3,1)}.floating-player-header{display:flex;align-items:center;justify-content:space-between;padding:8px 12px;background:#ffffff14;gap:8px}.floating-player-title{color:var(--color-text-on-dark);font-size:var(--font-size-xs);font-weight:600;overflow:hidden;white-space:nowrap;text-overflow:ellipsis;flex:1}.floating-player-actions{display:flex;align-items:center;gap:2px;flex-shrink:0}.floating-player-expand,.floating-player-close{background:transparent;border:1px solid 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var(--color-bg-card))}.player-title--below{display:none}.player-below-actions{display:flex;align-items:center;justify-content:flex-end;gap:var(--space-2);width:100%}.player-more-setting{display:flex;align-items:center;justify-content:space-between;gap:var(--space-4);min-height:var(--tap-target-min);padding:0 12px;color:var(--player-text-secondary, var(--color-text-secondary));font-size:var(--font-size-sm);font-weight:600}.player-more-setting .player-rate-select{min-width:76px}.player-more-panel-content button.active{background:var(--player-text, var(--color-text-primary));color:var(--player-bg, var(--color-bg-card))}.player-more-panel-content .player-setting-action{justify-content:space-between}.player-setting-state{flex-shrink:0;min-width:44px;padding:3px 8px;border:1px solid var(--player-border, var(--color-border));border-radius:999px;background:var(--player-surface-raised, var(--color-bg-card-hover));color:var(--player-text-muted, var(--color-text-muted));font-size:var(--font-size-xs);font-weight:600;text-align:center}.player-setting-state.active{border-color:var(--player-text, var(--color-text-primary));background:var(--player-text, var(--color-text-primary));color:var(--player-bg, var(--color-bg-card))}.btn-user-name{max-width:140px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.user-avatar{--user-avatar-color: #374151;--user-avatar-color-2: #4b5563;--user-avatar-color-l: #aeb6c0;--user-avatar-color-d: #232a33;--user-avatar-rgb: 55, 65, 81;display:inline-flex;flex:0 0 auto;align-items:center;justify-content:center;border-radius:50%;color:#fff;font-weight:800;line-height:1}.user-avatar--gradient,.user-avatar--squircle{background:linear-gradient(140deg,var(--user-avatar-color-2),var(--user-avatar-color));box-shadow:0 2px 8px #0000002e,inset 0 0 0 1px #fff3}.user-avatar--squircle{border-radius:30%}.user-avatar--glossy{background:radial-gradient(circle at 33% 26%,var(--user-avatar-color-2),var(--user-avatar-color) 60%,var(--user-avatar-color-d));box-shadow:0 3px 9px #0000003d,inset 0 1px 2px #ffffff73}.user-avatar--tint{background:rgba(var(--user-avatar-rgb),.18);color:var(--user-avatar-color-d);box-shadow:inset 0 0 0 1.5px rgba(var(--user-avatar-rgb),.36);text-shadow:none}[data-theme=dark] .user-avatar--tint{background:rgba(var(--user-avatar-rgb),.3);color:var(--user-avatar-color-l);box-shadow:inset 0 0 0 1.5px rgba(var(--user-avatar-rgb),.5)}.user-avatar--mono{background:var(--color-text-primary);color:var(--color-bg-card);box-shadow:inset 0 0 0 1px #7f7f7f2e;text-shadow:none}.user-avatar--ring{background:var(--color-bg-card);color:var(--user-avatar-color);box-shadow:inset 0 0 0 2px var(--user-avatar-color);text-shadow:none}[data-theme=dark] .user-avatar--ring{color:var(--user-avatar-color-l);box-shadow:inset 0 0 0 2px var(--user-avatar-color-2)}.user-avatar--cjk{font-weight:700}.user-avatar--sm{width:32px;height:32px;font-size:var(--font-size-sm)}.user-avatar--sm.user-avatar--cjk{font-size:15px}.user-avatar--md{width:42px;height:42px;font-size:var(--font-size-base)}.user-avatar--md.user-avatar--cjk{font-size:18px}.user-avatar--lg{width:64px;height:64px;font-size:var(--font-size-xl)}.user-avatar--lg.user-avatar--cjk{font-size:26px}.header-user-summary{display:flex;align-items:center;gap:10px;padding:10px 12px;margin-bottom:4px;border-bottom:1px solid var(--color-border-light)}.header-user-summary>div{display:grid;min-width:0}.header-user-summary strong,.header-user-summary span:not(.user-avatar){overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.header-user-summary strong{color:var(--color-text-primary);font-size:var(--font-size-sm)}.header-user-summary span:not(.user-avatar){color:var(--color-text-muted);font-size:var(--font-size-xs)}.player-more-panel-content button:disabled{cursor:not-allowed;opacity:.58}.player-radio-caption{display:flex;align-items:center;justify-content:space-between;gap:var(--space-3);padding:8px 12px;border-top:1px solid var(--player-border, var(--color-border));background:var(--player-surface-raised, var(--color-bg-card-hover));color:var(--player-text, var(--color-text-primary))}.player-radio-caption-copy{min-width:0;display:flex;align-items:baseline;gap:var(--space-2)}.player-radio-label{flex-shrink:0;font-size:var(--font-size-xs);font-weight:700}.player-radio-text{min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;color:var(--player-text-secondary, var(--color-text-secondary));font-size:var(--font-size-sm)}.player-radio-caption button{flex-shrink:0;min-height:var(--tap-target-min);padding:0 10px;border:1px solid var(--player-border, var(--color-border));border-radius:var(--radius-md);background:transparent;color:var(--player-text-secondary, var(--color-text-secondary));cursor:pointer}.player-below-bookmark{display:inline-flex;align-items:center;justify-content:center;gap:5px;min-height:var(--tap-target-min);padding:4px 14px;border-radius:var(--radius-md);border:1px solid var(--player-text);background:var(--player-text);color:var(--player-bg);font-size:var(--font-size-sm);font-weight:700;white-space:nowrap;cursor:pointer;transition:opacity .12s}.player-below-bookmark:hover:not(:disabled){opacity:.85}.player-below-bookmark:disabled{opacity:.6;cursor:not-allowed}.player-close--bar{display:inline-flex}.status-badge{position:absolute;top:8px;right:8px;padding:3px 8px;border-radius:12px;font-size:var(--font-size-xs);font-weight:600;border:1px solid transparent}.status-badge-clickable{cursor:pointer;transition:background var(--transition-fast),border-color var(--transition-fast),transform .1s}.status-badge-clickable:hover{transform:scale(1.05)}.status-unwatched{background:var(--color-bg-card-hover);color:var(--color-text-secondary);border-color:var(--color-border)}.status-watching{background:var(--color-bg-card);color:var(--color-text-primary);border-color:var(--color-text-secondary)}.status-watched{background:var(--color-text-primary);color:var(--color-bg-card);border-color:var(--color-text-primary)}.video-info{padding:12px 14px}.video-info h3{font-size:var(--font-size-base);font-weight:600;color:var(--color-text-heading);margin-bottom:6px;line-height:1.4;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.channel-name-label{display:block;font-size:var(--font-size-xs);color:var(--color-text-secondary);margin-bottom:4px}.video-meta{display:flex;gap:6px;flex-wrap:wrap;margin-bottom:8px}.tag{background:var(--color-border-light);color:var(--color-text-secondary);border-radius:4px;padding:2px 7px;font-size:var(--font-size-xs)}.summary-badge{background:var(--color-accent-bg);color:var(--color-text-primary);border:1px solid var(--color-border);border-radius:4px;padding:2px 7px;font-size:var(--font-size-xs);font-weight:var(--font-weight-medium)}.category-label{background:var(--color-accent-bg-alt);color:#5b21b6;border-radius:4px;padding:2px 7px;font-size:var(--font-size-xs);font-weight:600}.video-memo{color:var(--color-text-secondary);font-size:var(--font-size-sm);margin-bottom:10px;white-space:pre-wrap;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.video-summary-preview{margin:0 0 8px;color:var(--color-text-secondary);font-size:var(--font-size-sm);line-height:1.45;display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical;overflow:hidden}.btn-resume{display:inline-flex;align-items:center;gap:4px;width:100%;margin-bottom:6px;padding:5px 10px;background:linear-gradient(135deg,#1e40af,#3b82f6);color:#fff;border:none;border-radius:6px;font-size:var(--font-size-sm);font-weight:600;cursor:pointer;transition:opacity .15s}.btn-resume:hover{opacity:.85}.video-actions{display:flex;align-items:center;justify-content:space-between;gap:var(--space-2);margin-top:var(--space-1)}.video-ai-btn{min-height:34px;padding:0 12px;border-radius:var(--radius-md);border:1px solid var(--color-border);background:var(--color-bg-card-hover);color:var(--color-text-primary);font-size:var(--font-size-sm);font-weight:var(--font-weight-medium);cursor:pointer;transition:background var(--transition-fast),border-color var(--transition-fast)}.video-ai-btn:hover,.video-ai-btn:focus-visible{background:var(--color-bg-page);border-color:var(--color-border-input)}.video-menu-wrap{position:relative;margin-left:auto}.video-menu-btn{display:inline-flex;align-items:center;justify-content:center;width:32px;height:28px;border:none;background:transparent;color:var(--color-text-muted);border-radius:var(--radius-sm);cursor:pointer;font-size:var(--font-size-lg);font-weight:700;letter-spacing:2px;transition:background var(--transition-fast),color var(--transition-fast)}.video-menu-btn:hover{background:var(--color-border-light);color:var(--color-text-secondary)}.video-menu{position:absolute;bottom:calc(100% + 4px);right:0;background:var(--color-bg-card);border-radius:var(--radius-md);box-shadow:var(--shadow-lg);min-width:200px;z-index:50;padding:var(--space-1);animation:modalScaleIn .15s cubic-bezier(.34,1.56,.64,1)}.video-menu button{display:flex;align-items:center;gap:8px;width:100%;text-align:left;padding:9px 12px;border:none;background:none;font-size:var(--font-size-sm);color:var(--color-text-primary);cursor:pointer;border-radius:var(--radius-sm);transition:background var(--transition-fast)}.video-menu button:hover{background:var(--color-accent-bg);color:var(--color-accent)}.video-menu button:hover svg{color:var(--color-accent)}.video-menu button svg{flex-shrink:0;color:var(--color-text-muted)}.video-menu-danger{color:var(--color-danger)!important}.video-menu-danger:hover{background:var(--color-danger-bg)!important}.video-menu-danger svg{color:var(--color-danger)!important}.video-menu-back{color:var(--color-text-muted)!important;font-size:var(--font-size-xs)!important;padding:6px 12px!important;border-bottom:1px solid var(--color-border-light)!important;border-radius:0!important;margin-bottom:2px}.video-menu-msg{padding:8px 12px;font-size:var(--font-size-sm);color:var(--color-text-muted);text-align:center}.video-action-icon{display:inline-flex;align-items:center;justify-content:center;width:30px;height:30px;border:none;background:transparent;color:var(--color-text-secondary);border-radius:6px;cursor:pointer;transition:background .15s,color .15s;padding:0}.video-action-icon:hover{background:var(--color-border-light);color:var(--color-accent)}.video-action-delete:hover{background:var(--color-danger-bg);color:var(--color-danger)}.video-actions select{border:1px solid var(--color-border-input);border-radius:6px;padding:4px 8px;font-size:var(--font-size-sm);background:var(--color-bg-card);cursor:pointer;flex:1}.playlist-add-wrap{position:relative}.playlist-dropdown{position:absolute;bottom:calc(100% + 4px);right:0;background:var(--color-bg-card);border:1px solid var(--color-border);border-radius:8px;box-shadow:0 4px 16px #00000026;min-width:160px;z-index:100;overflow:hidden}.playlist-dropdown button{display:block;width:100%;text-align:left;padding:8px 14px;font-size:var(--font-size-sm);background:none;border:none;cursor:pointer;color:#222}.playlist-dropdown button:hover{background:var(--color-border-light)}.playlist-dropdown-empty,.playlist-dropdown-msg{padding:8px 14px;font-size:var(--font-size-sm);color:var(--color-text-secondary)}.playlist-view{display:flex;flex-direction:column;gap:0;background:transparent}.playlist-list-panel,.playlist-detail-panel{background:var(--color-bg-card);border-radius:12px;padding:20px;box-shadow:0 1px 4px #00000014}.playlist-panel-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px}.playlist-panel-header h2{font-size:var(--font-size-base);font-weight:700}.playlist-create-form{display:flex;flex-direction:column;gap:8px;margin-bottom:16px;padding:12px;background:var(--color-bg-card-hover);border-radius:8px}.playlist-create-form input{border:1px solid var(--color-border-input);border-radius:6px;padding:7px 10px;font-size:var(--font-size-sm);outline:none}.playlist-create-form input:focus{border-color:var(--color-accent)}.playlist-form-actions{display:flex;gap:8px;justify-content:flex-end}.playlist-items{list-style:none;display:flex;flex-direction:column;gap:6px}.playlist-list-item{padding:10px 12px;border-radius:8px;border:1px solid var(--color-border);cursor:pointer;transition:background .15s;display:flex;flex-direction:column;gap:4px}.playlist-list-item:hover{background:var(--color-bg-card-hover)}.playlist-list-item.active{background:var(--color-bg-card-hover);border-color:var(--color-text-secondary)}.playlist-list-item-info{display:flex;justify-content:space-between;align-items:center}.playlist-list-item-name{font-weight:600;font-size:var(--font-size-sm)}.playlist-list-item-count{font-size:var(--font-size-xs);color:var(--color-text-secondary)}.playlist-list-item-desc{font-size:var(--font-size-xs);color:var(--color-text-muted)}.playlist-detail-header{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:16px}.playlist-detail-header h2{font-size:var(--font-size-lg);font-weight:700}.playlist-desc{font-size:var(--font-size-sm);color:var(--color-text-secondary);margin-top:4px}.playlist-play-controls{display:flex;align-items:center;gap:12px;flex-shrink:0}.reverse-toggle{display:flex;align-items:center;gap:6px;font-size:var(--font-size-sm);color:var(--color-text-heading);cursor:pointer;-webkit-user-select:none;user-select:none}.reverse-toggle input{cursor:pointer}.drag-handle{cursor:grab;color:var(--color-text-muted);font-size:var(--font-size-xl);padding:4px 6px;flex-shrink:0;line-height:1;border-radius:var(--radius-sm);transition:color var(--transition-fast),transform var(--transition-fast),background var(--transition-fast)}.drag-handle:hover{color:var(--color-accent);transform:scale(1.15);background:var(--color-accent-bg)}.drag-handle:active{cursor:grabbing;color:var(--color-accent);transform:scale(1.2)}.playlist-video-list{display:flex;flex-direction:column;gap:8px}.playlist-video-item{display:flex;align-items:center;gap:10px;padding:8px;border-radius:8px;background:var(--color-bg-card-hover)}.playlist-video-num{width:24px;text-align:center;font-size:var(--font-size-sm);color:var(--color-text-secondary);flex-shrink:0}.playlist-video-item img{width:80px;aspect-ratio:16/9;object-fit:cover;border-radius:4px;flex-shrink:0}.playlist-video-info{flex:1}.playlist-video-title{font-size:var(--font-size-sm);font-weight:500}.playlist-name{font-size:var(--font-size-xs);color:var(--color-accent-light);display:block;margin-bottom:2px}.playlist-sidebar-header{padding:10px 14px;color:#ccc;font-size:var(--font-size-sm);font-weight:600;border-bottom:1px solid #333}.playlist-sidebar-list{overflow-y:auto;flex:1}.playlist-item{display:flex;gap:8px;padding:8px 10px;cursor:pointer;transition:background .15s}.playlist-item img{width:60px;aspect-ratio:16/9;object-fit:cover;border-radius:3px;flex-shrink:0}.playlist-item-info{display:flex;flex-direction:column;gap:3px}.playlist-sidebar-list .playlist-item-num{font-size:var(--font-size-xs)}.playlist-sidebar-list .playlist-item-title{font-size:var(--font-size-xs);line-height:1.3}.playlist-item-watched{align-self:center;flex-shrink:0;min-width:24px;height:24px;display:inline-flex;align-items:center;justify-content:center;border-radius:var(--radius-full);background:var(--color-success);color:#fff;font-size:var(--font-size-xs);font-weight:700}.player-container--today-queue .player-session-bar{padding:5px 12px;gap:8px;font-size:var(--font-size-2xs)}.player-container--today-queue .player-session-progress{padding:1px 8px}.player-container--today-queue .sidebar-tabs .sidebar-tab{padding:6px 4px;font-size:var(--font-size-2xs)}.player-container--today-queue .playlist-controls{padding:6px 12px;gap:10px}.player-container--today-queue .playlist-sidebar-list .playlist-item{gap:6px;padding:5px 8px}.player-container--today-queue .playlist-sidebar-list .playlist-item img{width:48px;border-radius:2px}.player-container--today-queue .playlist-sidebar-list .playlist-item-info{gap:2px}.player-container--today-queue .playlist-sidebar-list .playlist-item-num{font-size:var(--font-size-2xs)}.player-container--today-queue .playlist-sidebar-list .playlist-item-title{font-size:var(--font-size-2xs);line-height:1.25;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.player-container--today-queue .player-notes-section{padding:8px 10px 10px}.player-container--today-queue .player-notes-header{margin-bottom:6px}.player-container--today-queue .player-notes-title{font-size:var(--font-size-xs)}.player-container--today-queue .player-note-add-btn{padding:3px 8px;font-size:var(--font-size-2xs)}.playlist-controls{display:flex;align-items:center;justify-content:center;gap:20px;padding:10px 16px;background:var(--color-bg-primary)}.playlist-controls .btn-secondary{background:#ffffff1a;color:#fff;border-color:#fff3}.playlist-controls .btn-secondary:hover{background:#fff3}.playlist-controls .btn-secondary:disabled{background:#ffffff14;color:#ffffff9e;border-color:#ffffff1f;cursor:default}.playlist-progress{color:#aaa;font-size:var(--font-size-sm)}@media(min-width:769px){.playlist-controls .playlist-progress{display:none}}@keyframes overlayFadeIn{0%{opacity:0}to{opacity:1}}@keyframes modalScaleIn{0%{opacity:0;transform:scale(.95) translateY(8px)}to{opacity:1;transform:scale(1) translateY(0)}}.modal-overlay{position:fixed;inset:0;background:#00000080;display:flex;align-items:center;justify-content:center;z-index:900;padding:16px;animation:overlayFadeIn .2s ease-out}.modal{background:var(--color-bg-card);border-radius:16px;padding:24px;width:100%;max-width:560px;box-shadow:var(--shadow-modal);animation:modalScaleIn .25s cubic-bezier(.34,1.56,.64,1)}.confirm-dialog{max-width:360px}.confirm-dialog-message{font-size:var(--font-size-base);color:var(--color-text-primary);line-height:1.6;word-break:break-word}.confirm-dialog-actions{display:flex;justify-content:flex-end;gap:8px;margin-top:20px}.confirm-dialog-danger{min-height:var(--tap-target-min);padding:0 16px;background:var(--color-danger);border:none;color:#fff;font-size:var(--font-size-sm);font-weight:600;border-radius:var(--radius-md);cursor:pointer;transition:background .15s}.confirm-dialog-danger:hover{background:var(--color-danger-hover)}.modal h2{font-size:var(--font-size-xl);margin-bottom:20px;color:var(--color-text-heading)}.modal-header{display:flex;align-items:flex-start;justify-content:space-between;gap:12px;margin-bottom:20px}.modal-header h2{min-width:0;margin:0}.modal-close{flex-shrink:0;min-width:var(--tap-target-min);min-height:var(--tap-target-min);border-radius:var(--radius-md);border:1px solid var(--color-border);background:var(--color-bg-card-hover);color:var(--color-text-secondary);cursor:pointer;font-size:var(--font-size-lg);line-height:1;display:inline-flex;align-items:center;justify-content:center;transition:background var(--transition-fast),border-color var(--transition-fast),color var(--transition-fast)}.modal-close:hover,.modal-close:focus-visible{background:var(--color-bg-page);border-color:var(--color-border-input);color:var(--color-text-primary)}.settings-overlay{z-index:1400}.settings-modal{width:min(520px,100%);max-height:min(720px,calc(100dvh - 32px));overflow:auto;border:1px solid var(--color-border);border-radius:var(--radius-xl);background:var(--color-bg-card);box-shadow:var(--shadow-modal);animation:modalScaleIn .2s ease-out}.settings-modal-header{position:sticky;top:0;z-index:1;display:flex;align-items:flex-start;justify-content:space-between;gap:var(--space-3);padding:20px 22px 16px;border-bottom:1px solid var(--color-border-light);background:var(--color-bg-card)}.settings-modal-header h2{margin:0;color:var(--color-text-heading);font-size:var(--font-size-xl)}.settings-modal-header p{margin:3px 0 0;color:var(--color-text-muted);font-size:var(--font-size-sm)}.settings-form{display:grid}.settings-section{display:grid;gap:var(--space-3);padding:20px 22px;border-bottom:1px solid var(--color-border-light)}.settings-section h3{margin:0;color:var(--color-text-heading);font-size:var(--font-size-sm)}.settings-profile-preview{display:flex;align-items:center;gap:var(--space-3)}.settings-profile-preview>div{display:grid;min-width:0;gap:3px}.settings-profile-preview strong{overflow:hidden;color:var(--color-text-primary);font-size:var(--font-size-lg);text-overflow:ellipsis;white-space:nowrap}.settings-profile-preview span:not(.user-avatar){color:var(--color-text-muted);font-size:var(--font-size-sm)}.settings-field{display:grid;gap:7px;color:var(--color-text-primary);font-size:var(--font-size-sm);font-weight:600}.settings-field input,.settings-field select{width:100%;min-height:var(--tap-target-min);padding:9px 12px;border:1px solid var(--color-border-input);border-radius:var(--radius-md);background:var(--color-bg-card);color:var(--color-text-primary);font:inherit;outline:none}.settings-field input:focus,.settings-field select:focus{border-color:var(--color-text-primary);box-shadow:0 0 0 2px var(--color-accent-bg)}.settings-field 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var(--space-2)}.add-video-item-btn{width:var(--tap-target-min);height:var(--tap-target-min);border-radius:50%;border:1.5px solid var(--color-accent);background:var(--color-bg-card);color:var(--color-accent);font-size:var(--font-size-base);cursor:pointer;flex-shrink:0;display:flex;align-items:center;justify-content:center;transition:background var(--transition-fast),color var(--transition-fast)}.add-video-item-btn:hover{background:var(--color-accent);color:#fff}.add-video-item-btn:disabled{background:var(--color-bg-card-hover);border-color:var(--color-border);color:var(--color-text-muted);cursor:not-allowed}.add-video-expand-form{padding:var(--space-3) var(--space-4);border-top:1px solid var(--color-border-light);background:var(--color-accent-bg);animation:modalScaleIn .15s ease-out}.add-video-expand-form 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4px}.yt-video-add-btn{margin-left:auto;flex-shrink:0;min-width:var(--tap-target-min);min-height:var(--tap-target-min);width:var(--tap-target-min);height:var(--tap-target-min);border-radius:50%;border:1.5px solid var(--color-accent-light);background:var(--color-bg-card);color:var(--color-accent);font-size:var(--font-size-base);line-height:1;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:background .15s}.yt-video-add-btn:hover{background:var(--color-text-primary);color:var(--color-bg-card);border-color:var(--color-text-primary)}.channel-filter-row{display:flex;gap:8px;overflow-x:auto;padding:2px 2px 12px;-webkit-overflow-scrolling:touch}.channel-chip{flex-shrink:0;display:inline-flex;align-items:center;gap:6px;max-width:160px;min-height:38px;padding:4px 12px 4px 4px;border:1px solid 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var(--transition-fast);white-space:nowrap}.bulk-btn:disabled{background:var(--color-bg-card-hover);color:var(--color-text-muted);border-color:var(--color-border);cursor:not-allowed}.bulk-btn-link{background:none;border:none;color:var(--color-accent);font-size:var(--font-size-sm);cursor:pointer;padding:var(--space-1) var(--space-2);text-decoration:underline}.bulk-btn-link:hover{color:var(--color-accent-light)}.btn-danger{background:#e53e3e;color:#fff;border-color:#c53030}.btn-danger:hover:not(:disabled){opacity:.85}.video-grid--select-mode .video-card-wrap{position:relative}.video-select-checkbox{position:absolute;top:var(--space-2);left:var(--space-2);z-index:2;width:20px;height:20px;cursor:pointer;accent-color:var(--color-accent)}.video-card-selectable{cursor:pointer;transition:outline var(--transition-fast)}.video-card-selectable.selected{outline:2px solid var(--color-accent);outline-offset:2px}.tag-manager-modal{max-width:480px;width:100%}.tag-manager-body{padding:var(--space-4);max-height:60vh;overflow-y:auto}.tag-manager-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:var(--space-2)}.tag-manager-item{display:flex;align-items:center;gap:var(--space-2);padding:var(--space-2) var(--space-3);background:var(--color-bg-page);border:1px solid var(--color-border);border-radius:var(--radius-md)}.tag-manager-name{flex:1;font-size:var(--font-size-sm);font-weight:var(--font-weight-medium);color:var(--color-text-primary)}.tag-manager-count{font-size:var(--font-size-xs);color:var(--color-text-muted);margin-right:var(--space-2)}.tag-manager-actions{display:flex;gap:var(--space-1)}.tag-manager-btn-icon{background:none;border:1px solid var(--color-border);border-radius:var(--radius-sm);color:var(--color-text-secondary);cursor:pointer;padding:2px 6px;font-size:var(--font-size-sm);line-height:1.4;transition:background var(--transition-fast),color var(--transition-fast)}.tag-manager-btn-icon:hover:not(:disabled){background:var(--color-accent-bg);color:var(--color-accent);border-color:var(--color-accent-lighter)}.tag-manager-btn-delete:hover:not(:disabled){background:#fff5f5;color:#e53e3e;border-color:#fc8181}.tag-manager-rename-row{display:flex;align-items:center;gap:var(--space-2);flex:1}.tag-manager-rename-input{flex:1;padding:var(--space-1) var(--space-2);border:1px solid var(--color-accent-lighter);border-radius:var(--radius-sm);background:var(--color-bg-card);color:var(--color-text-primary);font-size:var(--font-size-sm)}.tag-manager-btn{padding:var(--space-1) var(--space-2);font-size:var(--font-size-sm);border-radius:var(--radius-sm);cursor:pointer;white-space:nowrap}.shortcuts-modal{max-width:520px;width:100%}.shortcuts-body{padding:var(--space-4);display:flex;flex-direction:column;gap:var(--space-5);max-height:70vh;overflow-y:auto}.shortcuts-section-title{font-size:var(--font-size-sm);font-weight:var(--font-weight-semibold);color:var(--color-text-muted);text-transform:uppercase;letter-spacing:.05em;margin:0 0 var(--space-2)}.shortcuts-note{font-size:var(--font-size-xs);color:var(--color-text-muted);margin-bottom:var(--space-2);line-height:1.5}.shortcuts-table{width:100%;border-collapse:collapse}.shortcuts-table tr{border-bottom:1px solid var(--color-border)}.shortcuts-table tr:last-child{border-bottom:none}.shortcuts-table th,.shortcuts-table td{padding:var(--space-2) var(--space-2);text-align:left;vertical-align:middle}.shortcuts-table th{width:40%;font-weight:var(--font-weight-normal)}.shortcuts-table td{font-size:var(--font-size-sm);color:var(--color-text-secondary)}.shortcuts-table kbd{display:inline-block;padding:2px 6px;background:var(--color-bg-page);border:1px solid var(--color-border);border-radius:var(--radius-sm);font-size:var(--font-size-xs);font-family:var(--font-mono, monospace);color:var(--color-text-primary);box-shadow:0 1px 0 var(--color-border)}.floating-player-minimize{background:none;border:none;color:var(--color-text-muted);font-size:var(--font-size-xs);cursor:pointer;padding:2px 6px;border-radius:4px;line-height:1}.floating-player-minimize:hover{color:#fff;background:#ffffff1a}.floating-player--minimized{width:auto;min-width:240px;max-width:360px}@media(max-width:768px){.floating-player--minimized{left:0;right:0;bottom:calc(var(--bottom-nav-height) + env(safe-area-inset-bottom,0px));width:100%;max-width:100%;border-radius:0;border-top:1px solid rgba(255,255,255,.12)}.floating-player:not(.floating-player--minimized){bottom:calc(var(--bottom-nav-height) + env(safe-area-inset-bottom,0px) + 12px);right:12px;left:auto}}@media(max-width:480px){.floating-player:not(.floating-player--minimized){width:calc(100vw - 24px);max-width:320px;right:12px;bottom:calc(var(--bottom-nav-height) + env(safe-area-inset-bottom,0px) + 12px)}}.pwa-install-banner{position:fixed;left:0;right:0;bottom:0;display:flex;align-items:center;gap:var(--space-3);padding:var(--space-3) var(--space-4);background:var(--color-bg-primary);border-top:1px solid rgba(255,255,255,.12);z-index:150;animation:slideUp .3s var(--ease-out-back)}@keyframes slideUp{0%{transform:translateY(100%)}to{transform:translateY(0)}}.pwa-install-icon{flex-shrink:0}.pwa-install-icon img{border-radius:var(--radius-md);display:block}.pwa-install-text{flex:1;display:flex;flex-direction:column;gap:2px;min-width:0}.pwa-install-text strong{font-size:var(--font-size-sm);color:#fff;font-weight:var(--font-weight-semibold)}.pwa-install-text span{font-size:var(--font-size-xs);color:#ffffff8c}.pwa-install-btn{flex-shrink:0;white-space:nowrap}.pwa-install-dismiss{background:none;border:none;color:#fff6;cursor:pointer;padding:var(--space-2);font-size:var(--font-size-sm);line-height:1;flex-shrink:0}.pwa-install-dismiss:hover{color:#ffffffb3}@media(max-width:768px){.pwa-install-banner{bottom:calc(var(--bottom-nav-height) + env(safe-area-inset-bottom,0px));border-bottom:1px solid rgba(255,255,255,.12)}}.empty-state{display:flex;flex-direction:column;align-items:center;text-align:center;padding:var(--space-10) var(--space-4);gap:var(--space-3)}.empty-state-icon{font-size:3.5rem;line-height:1;filter:grayscale(1)}.empty-state-title{font-size:var(--font-size-xl);font-weight:var(--font-weight-semibold);color:var(--color-text-heading);margin:0}.empty-state-body{font-size:var(--font-size-base);color:var(--color-text-secondary);line-height:1.6;margin:0;max-width:320px}.empty-state-actions{margin-top:var(--space-2)}.empty-state-hint{font-size:var(--font-size-xs);color:var(--color-text-muted);margin:0}.welcome-modal{max-width:380px;width:100%;padding:var(--space-6);text-align:center}.welcome-step-indicator{display:flex;justify-content:center;gap:var(--space-2);margin-bottom:var(--space-5)}.welcome-dot{width:8px;height:8px;border-radius:50%;background:var(--color-border);transition:background var(--transition-fast)}.welcome-dot.active{background:var(--color-accent);width:24px;border-radius:4px}.welcome-icon{font-size:2.5rem;margin-bottom:var(--space-3);line-height:1;color:var(--color-accent)}.welcome-title{font-size:var(--font-size-xl);font-weight:var(--font-weight-semibold);color:var(--color-text-heading);margin:0 0 var(--space-3)}.welcome-body{font-size:var(--font-size-base);color:var(--color-text-secondary);line-height:1.6;margin:0 0 var(--space-5)}.welcome-actions{display:flex;flex-direction:column;gap:var(--space-2);align-items:center}.welcome-cta{min-width:140px;padding:var(--space-3) var(--space-5);font-size:var(--font-size-base)}.welcome-skip{background:none;border:none;color:var(--color-text-muted);font-size:var(--font-size-sm);cursor:pointer;padding:var(--space-2)}.welcome-skip:hover{color:var(--color-text-secondary)}.btn-ghost{background:none;border:1px solid var(--color-border);color:var(--color-text-secondary);padding:var(--space-2) var(--space-4);border-radius:var(--radius-md);font-size:var(--font-size-sm);cursor:pointer;transition:background var(--transition-fast)}.btn-ghost:hover{background:var(--color-accent-bg);border-color:var(--color-accent-lighter);color:var(--color-accent)}.stats-goal-row{margin-top:var(--space-2);padding-top:var(--space-2);border-top:1px solid var(--color-border)}.stats-goal-display{display:flex;align-items:center;gap:var(--space-3)}.stats-goal-bar-wrap{flex:1;height:6px;background:var(--color-border);border-radius:var(--radius-full);overflow:hidden}.stats-goal-bar-fill{height:100%;background:var(--color-accent);border-radius:var(--radius-full);transition:width .6s cubic-bezier(.4,0,.2,1)}.stats-goal-label{font-size:var(--font-size-xs);color:var(--color-text-secondary);white-space:nowrap}.stats-goal-achieved{color:var(--color-success, #48bb78);font-weight:var(--font-weight-semibold)}.stats-goal-edit-btn{background:none;border:none;color:var(--color-text-muted);cursor:pointer;padding:2px 4px;font-size:var(--font-size-sm)}.stats-goal-edit-btn:hover{color:var(--color-accent)}.stats-goal-set-btn{background:none;border:1px dashed var(--color-border);color:var(--color-text-muted);cursor:pointer;padding:var(--space-2) var(--space-3);border-radius:var(--radius-md);font-size:var(--font-size-xs);width:100%;transition:border-color var(--transition-fast),color var(--transition-fast)}.stats-goal-set-btn:hover{border-color:var(--color-accent-lighter);color:var(--color-accent)}.stats-goal-edit{display:flex;align-items:center;gap:var(--space-2)}.stats-goal-edit-label{font-size:var(--font-size-xs);color:var(--color-text-muted);white-space:nowrap}.stats-goal-input{width:60px;padding:var(--space-1) var(--space-2);border:1px solid var(--color-accent-lighter);border-radius:var(--radius-sm);background:var(--color-bg-card);color:var(--color-text-primary);font-size:var(--font-size-sm);text-align:center}.stats-goal-unit{font-size:var(--font-size-xs);color:var(--color-text-muted);white-space:nowrap}.stats-goal-save{padding:var(--space-1) var(--space-3);font-size:var(--font-size-xs)}.stats-goal-cancel{padding:var(--space-1) var(--space-2);font-size:var(--font-size-xs)}:root{--color-bg-primary: #111827;--color-bg-secondary: #f7f7f8;--color-bg-page: #f7f7f8;--color-bg-card: #ffffff;--color-bg-card-hover: #f3f4f6;--color-text-heading: #111827;--color-text-primary: #111827;--color-text-secondary: #4b5563;--color-text-muted: #5f6672;--color-accent: #111827;--color-accent-hover: #000000;--color-accent-light: #4b5563;--color-accent-lighter: #d1d5db;--color-accent-bg: #f3f4f6;--color-accent-subtle: #f9fafb;--color-border: #e5e7eb;--color-border-input: #d1d5db;--shadow-sm: none;--shadow-md: none;--shadow-lg: 0 12px 28px rgba(15, 23, 42, .1)}[data-theme=dark]{--color-bg-primary: #171717;--color-bg-secondary: #212121;--color-bg-page: #212121;--color-bg-card: #2f2f2f;--color-bg-card-hover: #3a3a3a;--color-text-heading: #f5f5f5;--color-text-primary: #f5f5f5;--color-text-secondary: #c7c7c7;--color-text-muted: #b8b8b8;--color-accent: #f5f5f5;--color-accent-hover: #ffffff;--color-accent-light: #d4d4d4;--color-accent-lighter: #a3a3a3;--color-accent-bg: #3a3a3a;--color-accent-subtle: #262626;--color-border: #424242;--color-border-input: #525252;--shadow-lg: 0 16px 36px rgba(0, 0, 0, .35)}.app{background:var(--color-bg-page);color:var(--color-text-primary)}[data-theme=dark] .header,[data-theme=dark] .tab-nav,[data-theme=dark] .tab:hover,[data-theme=dark] .tab.active,[data-theme=dark] .btn-user,[data-theme=dark] .filters,[data-theme=dark] .filters input,[data-theme=dark] .filters select,[data-theme=dark] .home-lane,[data-theme=dark] .home-lane-header,[data-theme=dark] .home-lane--today .home-lane-header,[data-theme=dark] .btn-secondary,[data-theme=dark] .btn-ghost,[data-theme=dark] .ai-panel-controls,[data-theme=dark] .bottom-nav{background:var(--color-bg-card)}[data-theme=dark] .tag,[data-theme=dark] .btn-secondary:hover,[data-theme=dark] .btn-ghost:hover,[data-theme=dark] .bottom-nav-item:hover,[data-theme=dark] .bottom-nav-item.active{background:var(--color-bg-card-hover)}.header{position:sticky;top:0;z-index:20;background:#ffffffeb;color:var(--color-text-primary);border-bottom:1px solid var(--color-border);box-shadow:none;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);padding:12px 24px}.header h1{font-size:var(--font-size-base);font-weight:var(--font-weight-semibold);letter-spacing:0}.header-logo{width:24px;height:24px}.header-left{gap:20px}.header-right{gap:8px}.tab-nav{background:#f3f4f6;border:1px solid var(--color-border);border-radius:var(--radius-md);padding:3px}.tab{color:var(--color-text-secondary);border-radius:var(--radius-sm);padding:6px 14px}.tab:after{display:none}.tab:hover{color:var(--color-text-primary);background:#fff}.tab.active{color:var(--color-text-primary);background:#fff;box-shadow:0 1px 2px #0f172a14}.btn-primary{background:#111827;color:#fff;border-radius:var(--radius-md);font-weight:var(--font-weight-medium);box-shadow:none}.btn-primary:hover{background:#000}.btn-secondary,.btn-ghost{color:var(--color-text-primary);border-color:var(--color-border);background:#fff}.btn-secondary:hover,.btn-ghost:hover{background:#f3f4f6;color:var(--color-text-primary);border-color:var(--color-border)}.btn-user{color:var(--color-text-secondary);border-color:var(--color-border);background:#fff}.btn-user:hover{color:var(--color-text-primary);background:#f3f4f6;border-color:var(--color-border)}main{max-width:1120px;padding-top:20px}.filters{background:#fff;border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:12px;gap:8px}.filters input,.filters select{background:#fff;border-color:var(--color-border);border-radius:var(--radius-md)}.filters input:focus,.filters select:focus{border-color:#9ca3af}.quick-filter-row{display:flex;align-items:center;gap:6px;flex-wrap:wrap}.quick-filter-chip{min-height:36px;padding:0 12px;border:1px solid var(--color-border);border-radius:var(--radius-full);background:var(--color-bg-card);color:var(--color-text-secondary);font-size:var(--font-size-sm);font-weight:600;cursor:pointer}.quick-filter-chip:hover{border-color:var(--color-text-secondary);color:var(--color-text-primary)}.quick-filter-chip.active{background:var(--color-text-primary);border-color:var(--color-text-primary);color:var(--color-bg-card)}.filter-secondary-row{margin-top:2px}.filter-primary-row{display:flex;align-items:stretch;gap:var(--space-2);width:100%}.filter-primary-row .filter-search{flex:1;min-width:0}.filter-toggle{min-height:var(--tap-target-min);padding:0 var(--space-4);border:1px solid var(--color-border-input);border-radius:var(--radius-md);background:var(--color-bg-card);color:var(--color-text-secondary);font-weight:600;cursor:pointer}.filter-toggle.active{border-color:var(--color-text-primary);color:var(--color-text-primary)}.filter-options{display:grid;gap:var(--space-2);width:100%;padding-top:var(--space-2)}.filter-options[hidden]{display:none}.filter-options .channel-filter-row{margin:0}.filters .filter-category-select{width:auto;min-width:0;flex:0 1 auto;max-width:60%;min-height:36px}.filter-clear-chip{color:var(--color-text-muted)}.filter-clear-chip:hover{color:var(--color-text-primary)}.home-lane{background:#fff;border:1px solid var(--color-border);border-radius:var(--radius-lg);box-shadow:none}.home-lane-header,.home-lane--today .home-lane-header{background:#fff;border-bottom:1px solid var(--color-border)}.home-lane-title,.home-lane-icon,.home-lane-label{color:var(--color-text-primary)}.home-lane-count{background:var(--color-text-primary);color:var(--color-bg-card);border:1px solid var(--color-text-primary)}.home-lane-hint{color:var(--color-text-secondary)}[data-theme=light] .home-lane--resume{background:#f8fafc;border-color:#cbd5e1}[data-theme=light] .home-lane--resume .home-lane-header{background:#eef2f7;border-bottom-color:#cbd5e1}[data-theme=light] .home-lane--resume .home-lane-title,[data-theme=light] .home-lane--resume .home-lane-icon{color:#111827}[data-theme=light] .home-lane--resume .home-lane-hint{color:#475569}[data-theme=light] .home-lane--resume .home-lane-rail-card{border-color:#d1d5db;background:#fff}[data-theme=light] .home-lane--resume .home-lane-rail-title{color:#111827}.today-play-all-btn,.today-clear-all-btn{border-radius:var(--radius-md)}.video-grid{grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:16px}.library-header{margin:var(--space-6) 0 var(--space-3);padding:0;border:0;background:transparent}.library-header .home-lane-title{font-size:var(--font-size-lg)}.empty-state-steps{display:flex;justify-content:center;gap:var(--space-3);margin:var(--space-4) 0;padding:0;list-style:none;counter-reset:onboarding-step}.empty-state-steps li{display:flex;align-items:center;gap:var(--space-2);color:var(--color-text-secondary);font-size:var(--font-size-sm);counter-increment:onboarding-step}.empty-state-steps li:before{content:counter(onboarding-step);display:inline-flex;align-items:center;justify-content:center;width:24px;height:24px;border:1px solid var(--color-border);border-radius:50%;color:var(--color-text-primary);font-weight:700}.login-value-proposition{max-width:32ch;margin:0 auto var(--space-5);color:var(--color-text-secondary);font-size:var(--font-size-sm);line-height:1.6;text-align:center}.notes-error-state,.subs-error-state{min-height:240px}.notes-retry-btn,.subs-retry-btn{min-height:var(--tap-target-min);margin-top:var(--space-3)}.toast-close{display:inline-flex;align-items:center;justify-content:center;min-width:var(--tap-target-min);min-height:var(--tap-target-min);margin-left:auto;padding:0;border:0;border-radius:var(--radius-sm);background:transparent;color:inherit;cursor:pointer}.toast-close:hover,.toast-close:focus-visible{background:#7f7f7f29}.subs-uploads-error{display:grid;justify-items:start;gap:var(--space-2);padding:var(--space-4)}.video-card{border:1px solid 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