@import "https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700&display=swap";
:root{--font-sans:"Outfit", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;--bg-base:#f5f7f8;--bg-surface:#fff;--bg-surface-hover:#f9fbfb;--border-color:#e2e8f0;--border-color-hover:#cbd5e1;--text-primary:#1e293b;--text-secondary:#475569;--text-muted:#64748b;--accent-color:#92cfbb;--accent-on-color:#1e293b;--accent-glow:#92cfbb40;--accent-glow-soft:#92cfbb1f;--accent-glow-medium:#92cfbb59;--accent-hover:#7db09f;--accent-text-dark:#5a8070;--color-state-1:#0d9488;--color-state-1-glow:#0d94881f;--color-state-2:#0891b2;--color-state-2-glow:#0891b21f;--color-state-3:#6d28d9;--color-state-3-glow:#6d28d91f;--color-state-4:#d97706;--color-state-4-glow:#d977061f;--color-state-0:#64748b;--color-state-0-glow:#64748b0f;--shadow-sm:0 1px 3px #0000000d;--shadow-md:0 4px 6px -1px #0000000d, 0 2px 4px -1px #00000008;--shadow-lg:0 10px 15px -3px #0000000d, 0 4px 6px -2px #00000005;--radius-sm:6px;--radius-md:10px;--radius-lg:16px;--radius-full:9999px;--transition-fast:.15s ease;--transition-normal:.25s ease}*{box-sizing:border-box;margin:0;padding:0}html,body{background-color:var(--bg-base);color:var(--text-primary);font-family:var(--font-sans);scroll-behavior:smooth;min-height:100vh;overflow-x:clip}body{flex-direction:column;display:flex}a{color:inherit;transition:color var(--transition-fast);text-decoration:none}a:hover{color:var(--accent-color)}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:var(--bg-base)}::-webkit-scrollbar-thumb{background:var(--border-color);border-radius:var(--radius-full)}::-webkit-scrollbar-thumb:hover{background:var(--border-color-hover)}.container{width:100%;max-width:1280px;margin:0 auto;padding:0 24px}header{-webkit-backdrop-filter:blur(12px);border-bottom:1px solid var(--border-color);z-index:100;background:#ffffffd9;padding:16px 0;position:sticky;top:0}header .header-content{justify-content:space-between;align-items:center;display:flex}.header-title-row{flex:0 auto;align-items:baseline;gap:10px;min-width:0;display:flex}.header-greeting{color:var(--text-secondary);white-space:nowrap;font-size:14px}.header-greeting strong{color:var(--text-primary);font-weight:600}header h1{letter-spacing:-.5px;background:linear-gradient(135deg, var(--accent-text-dark), var(--accent-color));-webkit-text-fill-color:transparent;-webkit-background-clip:text;font-size:22px;font-weight:700}.auth-nav{align-items:center;gap:12px;display:flex}.card-el{background-color:var(--bg-surface);border:1px solid var(--border-color);border-radius:var(--radius-md);transition:transform var(--transition-normal), border-color var(--transition-normal), box-shadow var(--transition-normal);padding:24px}.card-el:hover{border-color:var(--border-color-hover);box-shadow:var(--shadow-md)}.form-input{background-color:var(--bg-surface);border:1px solid var(--border-color);color:var(--text-primary);font-family:var(--font-sans);border-radius:var(--radius-sm);transition:border-color var(--transition-fast), box-shadow var(--transition-fast);width:100%;padding:12px 16px;font-size:14px}.form-input:focus{border-color:var(--accent-color);box-shadow:0 0 0 3px var(--accent-glow);outline:none}.btn{font-family:var(--font-sans);border-radius:var(--radius-sm);cursor:pointer;transition:all var(--transition-fast);border:none;justify-content:center;align-items:center;padding:10px 18px;font-size:14px;font-weight:500;display:inline-flex}.btn-primary{background-color:var(--accent-color);color:var(--accent-on-color);font-weight:600}.btn-primary:hover{background-color:var(--accent-hover);color:var(--accent-on-color);box-shadow:0 0 16px var(--accent-glow)}.btn-secondary{background-color:var(--accent-glow-soft);color:var(--accent-color);border:1px solid var(--accent-glow-medium)}.btn-secondary:hover{background-color:var(--accent-glow-medium);border-color:var(--accent-color);color:var(--accent-color)}.btn-danger{color:#fff;background-color:#ef4444}.btn-danger:hover{background-color:#dc2626}.floating-save-btn{z-index:1000;background:var(--accent-color);color:var(--accent-on-color);border-radius:var(--radius-full);box-shadow:0 10px 30px var(--accent-glow);cursor:pointer;border:none;align-items:center;gap:10px;padding:16px 28px;font-size:15px;font-weight:600;transition:transform .2s cubic-bezier(.175,.885,.32,1.275),box-shadow .2s,background .2s;display:flex;position:fixed;bottom:32px;right:32px}.floating-save-btn:hover{background:var(--accent-hover);color:var(--accent-on-color);box-shadow:0 15px 35px var(--accent-glow-medium);transform:scale(1.05)translateY(-2px)}.floating-save-btn:active{transform:scale(.98)translateY(0)}.floating-save-btn .badge{background:var(--accent-on-color);color:var(--accent-color);border-radius:var(--radius-full);padding:2px 8px;font-size:12px;font-weight:700}.familiarity-unrated-toggle{color:var(--text-secondary);cursor:pointer;-webkit-user-select:none;user-select:none;align-items:center;gap:4px;margin-left:6px;font-size:12px;display:inline-flex}.familiarity-unrated-toggle input[type=checkbox]{cursor:pointer}.familiarity-unrated-toggle.is-flashing{border-radius:4px;margin-left:2px;padding:2px 4px;animation:.4s ease-in-out 3 famToggleFlash}@keyframes famToggleFlash{0%,to{color:var(--text-secondary);background-color:#0000}50%{background-color:var(--accent-color);color:var(--accent-text-color,white)}}.familiarity-btn.is-disabled{opacity:.45;cursor:not-allowed}.familiarity-btn.is-disabled:hover{background-color:var(--bg-base)}.familiarity-chip-hint{color:var(--accent-color);background:var(--bg-base);border:1px solid var(--accent-color);white-space:nowrap;border-radius:16px;padding:4px 10px;font-size:12px;animation:2.8s ease-in-out forwards famChipHintFade}@keyframes famChipHintFade{0%{opacity:0;transform:translateY(-4px)}10%,80%{opacity:1;transform:translateY(0)}to{opacity:0;transform:translateY(-4px)}}.familiarity-filter-panel{background-color:var(--bg-surface);border:1px solid var(--border-color);border-radius:var(--radius-md);flex-wrap:wrap;align-items:center;gap:10px;margin:0 0 24px;padding:12px 20px;display:flex}.familiarity-filter-label{color:var(--text-secondary);margin-right:4px;font-size:13px}.familiarity-filter-clear{margin-left:auto;padding:4px 12px;font-size:12px}.filter-panel{background-color:var(--bg-surface);border:1px solid var(--border-color);border-radius:var(--radius-md);grid-template-columns:2fr 1fr 1fr 1fr 1fr;align-items:stretch;gap:12px;margin:24px 0;padding:20px;display:grid}.filter-panel>*{min-width:0}@media (max-width:1100px){.filter-panel{grid-template-columns:1fr 1fr}}.brand-chip-name--full{display:inline}.brand-chip-name--short{display:none}.self-toggle-hint{margin-left:6px}@media (max-width:600px){.self-toggle-hint{margin-top:2px;margin-left:0;display:block}.filter-panel{grid-template-columns:1fr 1fr;gap:10px;margin:16px 0;padding:14px}.filter-panel>:first-child{grid-column:1/-1}.header-title-row{flex-wrap:wrap;flex:100%;gap:4px 8px}.header-greeting{font-size:12px}.familiarity-filter-panel[data-testid=familiarity-filter]{grid-template-columns:repeat(5,1fr);align-items:stretch;gap:6px 4px;display:grid}.familiarity-filter-panel[data-testid=fam-filter]{grid-template-columns:repeat(4,1fr);align-items:stretch;gap:6px 4px;display:grid}.familiarity-filter-panel[data-testid=familiarity-filter] .familiarity-unrated-toggle{grid-column:1/-1;justify-self:start;margin-left:0}.familiarity-filter-panel[data-testid=fam-filter] .familiarity-filter-label,.familiarity-filter-panel[data-testid=familiarity-filter] .familiarity-filter-label{grid-column:1/-1;margin-right:0}.familiarity-filter-panel[data-testid=fam-filter] .familiarity-btn,.familiarity-filter-panel[data-testid=familiarity-filter] .familiarity-btn{text-align:center;white-space:nowrap;min-width:0;padding:8px 2px;font-size:11px}.familiarity-filter-panel[data-testid=fam-filter] .familiarity-filter-clear,.familiarity-filter-panel[data-testid=familiarity-filter] .familiarity-filter-clear{grid-column:1/-1;justify-self:end;margin-left:0!important}.brand-chip-name--full{display:none}.brand-chip-name--short{display:inline}.familiarity-definitions-card{margin-bottom:16px;padding:14px}.familiarity-filter-panel{margin-bottom:16px;padding:10px 14px}}.multiselect{width:100%;position:relative}.multiselect-trigger{text-align:left;cursor:pointer;background-color:var(--bg-surface);-webkit-user-select:none;user-select:none;justify-content:space-between;align-items:center;min-height:44px;padding-right:36px;display:flex;position:relative}.multiselect-trigger:focus{border-color:var(--accent-color);box-shadow:0 0 0 3px var(--accent-glow);outline:none}.multiselect-trigger-label{white-space:nowrap;text-overflow:ellipsis;flex:1;font-size:14px;overflow:hidden}.multiselect-label-short{display:none}@media (max-width:600px){.multiselect-label-full{display:none}.multiselect-label-short{display:inline}}.multiselect-clear{width:22px;height:22px;color:var(--text-muted,#999);cursor:pointer;background:0 0;border-radius:50%;justify-content:center;align-items:center;font-size:18px;line-height:1;display:inline-flex;position:absolute;top:50%;right:10px;transform:translateY(-50%)}.multiselect-clear:hover{background-color:var(--button-secondary-hover,#eee);color:var(--text-primary)}.multiselect-panel{z-index:50;background-color:var(--bg-surface);border:1px solid var(--border-color);border-radius:var(--radius-sm);flex-direction:column;max-height:360px;display:flex;position:absolute;top:calc(100% + 4px);left:0;right:0;box-shadow:0 8px 24px #0000001f}.multiselect-panel-header{border-bottom:1px solid var(--border-color);flex-direction:column;gap:4px;padding:8px;display:flex}.multiselect-search{min-height:32px;padding:8px 12px;font-size:13px}.multiselect-panel-meta{color:var(--text-secondary);align-items:center;gap:4px;padding:0 4px;font-size:11px;display:flex}.multiselect-link{color:var(--accent-color,#0070f3);cursor:pointer;background:0 0;border:none;padding:0;font-size:11px;text-decoration:underline}.multiselect-options{flex:1;margin:0;padding:4px 0;list-style:none;overflow-y:auto}.multiselect-option{cursor:pointer;align-items:center;gap:8px;padding:6px 12px;font-size:13px;display:flex}.multiselect-option:hover{background-color:var(--button-secondary-hover,#f4f4f4)}.multiselect-option.is-checked{background-color:var(--accent-glow,#92cfbb26)}.multiselect-option-label{white-space:nowrap;text-overflow:ellipsis;flex:1;overflow:hidden}.multiselect-option-sublabel{color:var(--text-secondary);font-size:11px}.multiselect-empty{text-align:center;color:var(--text-secondary);padding:16px;font-size:13px}.songs-grid{grid-template-columns:1fr;gap:16px;margin-bottom:80px;display:grid}.song-card{background-color:var(--bg-surface);border:1px solid var(--border-color);border-radius:var(--radius-md);transition:border-color var(--transition-normal), box-shadow var(--transition-normal);justify-content:space-between;align-items:center;padding:20px;display:flex}.song-card:hover{border-color:var(--border-color-hover);box-shadow:var(--shadow-sm)}@media (max-width:900px){.song-card{flex-direction:column;align-items:flex-start;gap:16px}}.song-info{flex-direction:column;gap:6px;max-width:60%;display:flex}@media (max-width:900px){.song-info{max-width:100%}}.song-title-row{flex-wrap:wrap;align-items:center;gap:12px;display:flex}.song-title{color:var(--text-primary);font-size:18px;font-weight:600}.song-badge{border-radius:var(--radius-full);text-transform:uppercase;padding:2px 8px;font-size:11px;font-weight:500}.badge-brand{background-color:var(--accent-glow-soft);color:var(--accent-text-dark)}.badge-type{color:var(--text-secondary);background-color:#0000000a}.song-meta{color:var(--text-secondary);font-size:13px}.song-members{color:var(--text-muted);-webkit-line-clamp:2;-webkit-box-orient:vertical;margin-top:8px;font-size:12px;line-height:1.5;transition:all .3s;display:-webkit-box;position:relative;overflow:hidden}.song-members.expanded{-webkit-line-clamp:unset;display:block;overflow:visible}.familiarity-options{flex-wrap:wrap;gap:8px;display:flex}.familiarity-btn{background-color:var(--bg-surface);border:1px solid var(--border-color);color:var(--text-secondary);border-radius:var(--radius-sm);cursor:pointer;transition:all var(--transition-fast);padding:8px 16px;font-size:13px;font-weight:500}.familiarity-btn:hover{background-color:var(--bg-surface-hover);color:var(--text-primary)}.familiarity-btn.state-1.active{background-color:var(--color-state-1-glow);border-color:var(--color-state-1);color:var(--color-state-1);box-shadow:0 0 12px var(--color-state-1-glow)}.familiarity-btn.state-2.active{background-color:var(--color-state-2-glow);border-color:var(--color-state-2);color:var(--color-state-2);box-shadow:0 0 12px var(--color-state-2-glow)}.familiarity-btn.state-3.active{background-color:var(--color-state-3-glow);border-color:var(--color-state-3);color:var(--color-state-3);box-shadow:0 0 12px var(--color-state-3-glow)}.familiarity-btn.state-4.active{background-color:var(--color-state-4-glow);border-color:var(--color-state-4);color:var(--color-state-4);box-shadow:0 0 12px var(--color-state-4-glow)}.familiarity-btn.state-0.active{background-color:var(--color-state-0-glow);border-color:var(--color-state-0);color:var(--text-secondary)}.modal-overlay{-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);z-index:2000;background:#0f172a99;justify-content:center;align-items:center;width:100vw;height:100vh;padding-top:6vh;display:flex;position:fixed;top:0;left:0}.modal-content{background:var(--bg-surface);border:1px solid var(--border-color);border-radius:var(--radius-lg);width:100%;max-width:450px;box-shadow:var(--shadow-lg);padding:32px;position:relative}.modal-content h2{margin-bottom:20px;font-size:20px;font-weight:600}.modal-content .form-group{margin-bottom:16px}.modal-content label{color:var(--text-secondary);margin-bottom:6px;font-size:13px;font-weight:500;display:block}.modal-actions{justify-content:flex-end;gap:12px;margin-top:24px;display:flex}.autocomplete-dropdown{background:var(--bg-surface);border:1px solid var(--border-color);z-index:100;border-radius:8px;max-height:200px;margin-top:4px;position:absolute;top:100%;left:0;right:0;overflow-y:auto;box-shadow:0 4px 12px #0003}.autocomplete-item{cursor:pointer;color:var(--text-primary);border-bottom:1px solid var(--border-color);align-items:center;padding:10px 12px;font-size:14px;display:flex}.autocomplete-item:last-child{border-bottom:none}.autocomplete-item:hover{background:var(--bg-surface-hover)}.familiarity-definitions-card{background-color:var(--bg-surface);border:1px solid var(--border-color);border-radius:var(--radius-md);margin-bottom:24px;padding:20px}.definitions-title{color:var(--text-primary);cursor:pointer;text-align:left;background:0 0;border:none;align-items:center;gap:6px;width:100%;margin-bottom:12px;padding:0;font-family:inherit;font-size:14px;font-weight:600;display:flex}.familiarity-definitions-card.is-closed .definitions-title{margin-bottom:0}.defs-chevron{text-align:center;width:18px;color:var(--text-muted);margin-left:auto;font-size:16px}@media (min-width:768px){.defs-chevron{display:none}.definitions-title{cursor:default}}.definitions-grid{grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:16px;display:grid}.def-item{color:var(--text-secondary);flex-direction:column;gap:6px;font-size:12px;display:flex}.def-badge{border-radius:var(--radius-sm);text-align:center;align-self:flex-start;padding:4px 8px;font-size:11px;font-weight:600;display:inline-block}.def-badge.state-1{background-color:var(--color-state-1-glow);color:var(--color-state-1);border:1px solid var(--color-state-1)}.def-badge.state-2{background-color:var(--color-state-2-glow);color:var(--color-state-2);border:1px solid var(--color-state-2)}.def-badge.state-3{background-color:var(--color-state-3-glow);color:var(--color-state-3);border:1px solid var(--color-state-3)}.def-badge.state-4{background-color:var(--color-state-4-glow);color:var(--color-state-4);border:1px solid var(--color-state-4)}.def-badge.state-0{background-color:var(--color-state-0-glow);color:var(--text-secondary);border:1px solid var(--border-color)}.badge-pitch{color:#fb7185;background-color:#f43f5e1f;border:1px solid #f43f5e33}.pitch-modal{max-width:500px!important}.pitch-table-container{border:1px solid var(--border-color);border-radius:var(--radius-sm);max-height:450px;overflow-y:auto}.pitch-table{border-collapse:collapse;text-align:left;width:100%;font-size:13px}.pitch-table th{background-color:var(--bg-surface);color:var(--text-secondary);border-bottom:1px solid var(--border-color);opacity:1;z-index:1;padding:12px;font-weight:600;position:sticky;top:0}.pitch-table td{border-bottom:1px solid var(--border-color);color:var(--text-primary);padding:10px 12px}.pitch-table tbody tr:hover{background-color:var(--bg-surface-hover)}@media (max-width:768px){header{padding:12px 0}header .header-content{flex-wrap:wrap;gap:10px}header h1{flex:100%;font-size:18px}.auth-nav{flex-wrap:wrap;flex:100%;justify-content:flex-start;gap:6px}.auth-nav .btn,.auth-nav a.btn,.auth-nav button{white-space:nowrap;padding:4px 8px!important;font-size:11px!important}.auth-nav>span{white-space:nowrap;font-size:11px!important}}@media (max-width:600px){.familiarity-options{grid-template-columns:repeat(5,1fr);gap:4px;width:100%;display:grid}.familiarity-options .familiarity-btn{text-align:center;white-space:nowrap;min-width:0;padding:8px 2px;font-size:11px}}@media (min-width:768px){.filter-panel{z-index:50;position:sticky;top:72px}}.brand-picker-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:8px;max-height:60vh;display:grid;overflow:hidden auto}@media (max-width:600px){.brand-picker-grid{grid-template-columns:minmax(0,1fr)}}.brand-card{background:var(--bg-surface);border:1px solid var(--border-color);border-radius:var(--radius-md);cursor:pointer;text-align:left;color:var(--text-primary);align-items:center;gap:10px;min-width:0;padding:10px 36px 10px 12px;font-family:inherit;font-size:14px;transition:border-color .15s,background .15s;display:flex;position:relative}.brand-card:hover{background:var(--bg-base)}.brand-card-icon{flex:0 0 32px;justify-content:center;align-items:center;width:32px;height:32px;display:flex}.brand-card-svg{width:100%;max-width:32px;height:100%;max-height:32px}.brand-card-name{white-space:nowrap;text-overflow:ellipsis;flex:auto;font-size:13px;font-weight:500;overflow:hidden}.brand-card-check{color:#fff;border-radius:50%;justify-content:center;align-items:center;width:20px;height:20px;font-size:13px;font-weight:700;display:flex;position:absolute;top:50%;right:10px;transform:translateY(-50%)}.idol-picker-brand-row{background:var(--bg-base);border-radius:var(--radius-md);flex-wrap:wrap;align-items:center;gap:6px;margin-bottom:12px;padding:8px 10px;display:flex}.idol-picker-brand-label{color:var(--text-muted);margin-right:4px;font-size:12px}.idol-picker-brand-chip{background:var(--bg-surface);color:var(--text-secondary);border:1px solid var(--border-color);cursor:pointer;white-space:nowrap;border-radius:999px;align-items:center;gap:4px;padding:4px 10px 4px 8px;font-family:inherit;font-size:12px;transition:all .15s;display:inline-flex}.idol-picker-brand-chip:hover:not(:disabled){border-color:var(--border-color-hover,var(--text-muted))}.idol-picker-brand-chip.is-locked{cursor:not-allowed;opacity:.85}.idol-picker-brand-chip.is-locked:not(.is-active){opacity:.4}.idol-picker-brand-hint{color:var(--text-muted);margin-left:auto;font-size:11px;font-style:italic}.idol-picker-brand-icon{flex-shrink:0;width:16px;height:16px}.idol-picker-brand-clear{color:var(--accent-color);cursor:pointer;background:0 0;border:none;margin-left:auto;padding:2px 6px;font-family:inherit;font-size:12px}.idol-picker-list .idol-picker-row{cursor:pointer;color:var(--text-primary);text-align:left;background:0 0;border:none;align-items:center;gap:10px;width:100%;margin:0;padding:6px 12px;font-family:inherit;font-size:13px;font-weight:400;transition:background .12s;display:flex}.idol-picker-list .idol-picker-row:hover{background:var(--bg-base)}.idol-picker-list .idol-picker-row.is-selected{background:var(--accent-glow-soft,#92cfbb26);box-shadow:inset 0 0 0 1.5px var(--accent-color);border-radius:var(--radius-sm)}.idol-picker-list .idol-picker-row.is-selected:hover{background:var(--accent-glow-medium,#92cfbb38)}.idol-picker-list .idol-picker-row.is-selected .idol-picker-name{color:var(--accent-text-dark,var(--accent-color));font-weight:600}.idol-picker-check{color:var(--accent-color);flex-shrink:0;margin-left:auto;font-size:16px;font-weight:700}.idol-picker-avatar{background:var(--bg-base);border-radius:50%;flex:0 0 32px;justify-content:center;align-items:center;width:32px;height:32px;display:flex;overflow:hidden}.idol-picker-avatar img{object-fit:cover;width:100%;height:100%}.idol-picker-avatar-placeholder{color:var(--text-muted);font-size:14px;font-weight:600}.idol-picker-name{color:var(--text-primary);font-weight:500}.idol-picker-cv{color:var(--text-muted);font-size:12px}.type-picker-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;display:grid}@media (max-width:600px){.type-picker-grid{grid-template-columns:1fr}}.type-card{background:var(--bg-surface);border:1px solid var(--border-color);border-radius:var(--radius-md);cursor:pointer;text-align:left;color:var(--text-primary);flex-direction:column;align-items:flex-start;gap:4px;padding:16px 36px 16px 16px;font-family:inherit;transition:border-color .15s,background .15s;display:flex;position:relative}.type-card:hover{background:var(--bg-base)}.type-card.is-checked{border-color:var(--accent-color);background:var(--accent-glow-soft,#92cfbb1a)}.type-card-label{font-size:15px;font-weight:600}.type-card-hint{color:var(--text-muted);font-size:12px}.type-card-check{background:var(--accent-color);color:#fff;border-radius:50%;justify-content:center;align-items:center;width:22px;height:22px;font-size:14px;font-weight:700;display:flex;position:absolute;top:50%;right:12px;transform:translateY(-50%)}.save-indicator{box-shadow:var(--shadow-sm,0 2px 8px #0000001f);z-index:90;pointer-events:none;border-radius:999px;padding:6px 14px;font-size:12px;font-weight:500;animation:.18s save-indicator-in;position:fixed;bottom:76px;right:20px}.save-indicator--saving{background:var(--bg-surface);color:var(--text-secondary);border:1px solid var(--border-color)}.save-indicator--saved{background:var(--color-state-1-glow,#0d948826);color:var(--color-state-1,#0d9488);border:1px solid var(--color-state-1,#0d9488)}@keyframes save-indicator-in{0%{opacity:0;transform:translateY(4px)}to{opacity:1;transform:translateY(0)}}.back-to-top{background:var(--accent-color);color:#fff;cursor:pointer;width:44px;height:44px;box-shadow:var(--shadow-md,0 4px 12px #0000002e);z-index:90;opacity:0;pointer-events:none;border:none;border-radius:50%;justify-content:center;align-items:center;font-size:20px;font-weight:700;line-height:1;transition:opacity .18s,transform .18s,background .18s;display:flex;position:fixed;bottom:20px;right:20px;transform:translateY(8px)}.back-to-top.visible{opacity:1;pointer-events:auto;transform:translateY(0)}.back-to-top:hover{background:var(--accent-text-dark,var(--accent-color))}.song-title-btn{color:var(--text-primary);font-size:18px;font-weight:600;font-family:var(--font-sans);cursor:pointer;text-align:left;transition:color var(--transition-fast);text-underline-offset:3px;background:0 0;border:none;padding:0;line-height:1.4;-webkit-text-decoration:underline #0000;text-decoration:underline #0000}.song-title-btn:hover{color:var(--accent-color);-webkit-text-decoration-color:var(--accent-color);text-decoration-color:var(--accent-color)}.song-detail-overlay{-webkit-backdrop-filter:blur(6px);z-index:2100;background:#0f172aa6;justify-content:center;align-items:center;padding:16px;animation:.18s overlay-in;display:flex;position:fixed;inset:0}@keyframes overlay-in{0%{opacity:0}to{opacity:1}}.song-detail-modal{background:var(--bg-surface);border:1px solid var(--border-color);border-radius:var(--radius-lg);flex-direction:column;width:100%;max-width:900px;max-height:calc(100dvh - 32px);animation:.2s cubic-bezier(.22,1,.36,1) modal-in;display:flex;position:relative;overflow:hidden;box-shadow:0 24px 60px #00000040}@keyframes modal-in{0%{opacity:0;transform:scale(.96)translateY(8px)}to{opacity:1;transform:scale(1)translateY(0)}}.song-detail-close{background:var(--bg-base);border:1px solid var(--border-color);cursor:pointer;width:32px;height:32px;color:var(--text-muted);transition:background var(--transition-fast), color var(--transition-fast);z-index:1;border-radius:50%;justify-content:center;align-items:center;font-size:20px;line-height:1;display:flex;position:absolute;top:14px;right:16px}.song-detail-close:hover{background:var(--border-color);color:var(--text-primary)}.song-detail-header{border-bottom:2px solid var(--border-color);flex-shrink:0;padding:20px 24px 16px}.song-detail-header-main{flex-wrap:wrap;align-items:baseline;gap:8px 12px;display:flex}.song-detail-title{color:var(--text-primary);flex:0 auto;margin:0;padding-right:40px;font-size:22px;font-weight:700;line-height:1.3}.song-detail-badges{flex-wrap:wrap;align-items:center;gap:6px;display:flex}.song-detail-meta{color:var(--text-secondary);flex-wrap:wrap;gap:4px 14px;margin-top:10px;font-size:12px;line-height:1.6;display:flex}.song-detail-meta b{color:var(--text-muted);margin-right:4px;font-weight:500}.song-detail-rating{margin-top:14px}.song-detail-rating-buttons{flex-wrap:wrap;gap:6px;display:flex}@media (max-width:600px){.song-detail-rating-buttons{grid-template-columns:repeat(5,1fr);gap:4px;width:100%;display:grid}}.song-detail-body{flex:1;grid-template-columns:1fr 1fr;gap:0;display:grid;overflow:hidden}.song-detail-info-col{border-right:1px solid var(--border-color);flex-direction:column;gap:20px;padding:20px 20px 20px 24px;display:flex;overflow-y:auto}.song-detail-video-col{flex-direction:column;justify-content:center;padding:20px 24px 20px 20px;display:flex;overflow-y:auto}.song-detail-section-title{letter-spacing:.06em;text-transform:uppercase;color:var(--text-muted);margin-bottom:10px;font-size:12px;font-weight:600}.song-detail-dl{grid-template-columns:auto 1fr;gap:4px 12px;font-size:13px;display:grid}.song-detail-dl dt{color:var(--text-muted);white-space:nowrap;align-self:start;font-weight:500}.song-detail-dl dd{color:var(--text-primary);margin:0}.song-detail-members-container{margin-top:10px}.song-detail-members{flex-wrap:wrap;gap:6px;display:flex}.song-detail-expand-btn{color:var(--accent-color,#2681c8);cursor:pointer;background:0 0;border:none;margin-top:8px;padding:4px 8px;font-size:12px;display:inline-block}.song-detail-expand-btn:hover{text-decoration:underline}.song-detail-member-chip{background:var(--bg-base);border:1px solid var(--border-color);border-radius:var(--radius-sm);flex-direction:column;align-items:flex-start;padding:4px 10px;font-size:12px;line-height:1.4;display:flex}.chip-name{color:var(--text-primary);font-weight:600}.chip-cv{color:var(--text-muted);font-size:11px}.song-detail-units{flex-wrap:wrap;gap:6px;margin-top:8px;display:flex}.song-detail-unit-tag{background:var(--accent-glow-soft);color:var(--accent-text-dark);border:1px solid var(--accent-glow-medium);border-radius:var(--radius-full);padding:2px 10px;font-size:12px}.song-detail-users{flex-wrap:wrap;gap:8px;display:flex}.song-detail-user-chip{border:1px solid var(--border-color);border-radius:var(--radius-full);background:var(--bg-surface);transition:box-shadow var(--transition-fast);align-items:center;gap:6px;padding:4px 12px 4px 8px;font-size:13px;display:flex}.user-dot{border-radius:50%;flex-shrink:0;width:8px;height:8px}.user-nick{color:var(--text-primary);font-weight:500}.user-fam-badge{border-radius:var(--radius-full);padding:1px 6px;font-size:11px;font-weight:600}.user-fam-badge.state-1{background:var(--color-state-1-glow);color:var(--color-state-1)}.user-fam-badge.state-2{background:var(--color-state-2-glow);color:var(--color-state-2)}.user-fam-badge.state-3{background:var(--color-state-3-glow);color:var(--color-state-3)}.user-fam-badge.state-4{background:var(--color-state-4-glow);color:var(--color-state-4)}.song-detail-video-wrap{width:100%}.song-detail-iframe{aspect-ratio:16/9;border-radius:var(--radius-md);border:none;width:100%;display:block}.song-detail-autoplay-hint{color:var(--text-muted);text-align:center;margin-top:8px;font-size:12px}.song-detail-no-video{border:1px dashed var(--border-color);border-radius:var(--radius-md);color:var(--text-muted);text-align:center;aspect-ratio:16/9;flex-direction:column;justify-content:center;align-items:center;gap:10px;padding:40px 20px;font-size:14px;display:flex}.no-video-icon{opacity:.3;font-size:32px}.no-video-hint{color:var(--text-muted);opacity:.7;font-size:12px}.song-detail-loading,.song-detail-empty{color:var(--text-muted);padding:8px 0;font-size:13px}.badge-pitch{color:var(--color-state-3);border-radius:var(--radius-full);background-color:#6d28d90f;padding:2px 8px;font-size:11px;font-weight:500}@media (max-width:700px){.song-detail-modal{border-radius:var(--radius-md);max-height:calc(100dvh - 16px)}.song-detail-body{grid-template-columns:1fr;overflow-y:auto}.song-detail-info-col{border-right:none;border-bottom:1px solid var(--border-color);padding:16px;overflow-y:visible}.song-detail-video-col{border-bottom:1px solid var(--border-color);order:-1;padding:16px;overflow-y:visible}.song-detail-info-col{border-bottom:none}.song-detail-title{font-size:18px}}