:root{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;line-height:1.5;font-weight:400;color:var(--text-primary);background-color:var(--background-base);font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;transition:color .2s ease,background-color .2s ease}*,*:before,*:after{box-sizing:border-box}body{margin:0;min-height:100vh;background-color:inherit;color:inherit}#root{min-height:100vh}a{color:inherit}button,input,select,textarea{font:inherit;color:inherit}textarea{resize:vertical}::selection{background-color:#3b82f633}:root{--text-primary: #0f172a;--text: #0f172a;--text-muted: #475569;--surface: #ffffff;--glass: hsla(0, 0%, 100%, .8);--border: #e2e8f0;--muted: #64748b;--muted-surface: #f1f5f9;--nav-icon-color: var(--text);--accent: #2563eb;--accent-soft: rgba(149, 181, 252, .99);--danger: #dc2626;--shadow: 0 12px 32px rgba(15, 23, 42, .08);--nav-width: 320px;--background-base: 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#0f172a;--chord-diagram-label: #334155;--chord-diagram-grid: rgba(15, 23, 42, .75);--chord-diagram-dot: #60a5fa;--chord-diagram-dot-text: #0b1120;--chord-diagram-barre: #60a5fa;--chord-diagram-open: rgba(15, 23, 42, .9);--chord-diagram-muted: #ef4444;--chord-diagram-surface: #ffffff;--chord-diagram-border: #e2e8f0;--chord-diagram-popover-surface: rgba(255, 255, 255, .98);--chord-diagram-popover-border: rgba(226, 232, 240, .9);--chord-diagram-popover-text: #0f172a;--chord-diagram-card-surface: var(--chord-diagram-surface);--chord-diagram-card-border: var(--chord-diagram-border);--chord-diagram-card-text: var(--text-primary);--chord-diagram-container: #e2e8f0;--chord-diagram-container-border: rgba(148, 163, 184, .45);--edit-chord-modal-preview-background: hsla(218, 47%, 13%, .6);--header-height: 72px;--header-stack-height: 150px;--song-font-scale: .6;--control-shell: #111c2f;--control-surface: #0f172a;--control-inner: #0b1629;--control-button: #0f1b2f;--control-text: #e2e8f0;--control-muted-text: #94a3b8;--control-meter-track: rgba(148, 163, 184, .35);--control-meter-fill: var(--accent);--preview-header-text: var(--accent)}.app{display:flex;flex-direction:column;min-height:100vh;background:var(--background);overflow-x:hidden}.app__header{position:fixed;top:0;left:0;right:0;z-index:16;display:grid;padding:.75rem clamp(.9rem,4vw,2rem) .9rem;background:var(--glass);border-bottom:1px solid var(--border);border-radius:0 0 20px 20px;box-shadow:0 0 6px 8px #0f172a57;backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px)}.app__header.has-controls{gap:.65rem}.app__main{padding:calc(var(--header-stack-height, 180px) + 1rem) clamp(0rem,4vw,.85rem) 2rem;display:flex;flex-direction:column;gap:0rem;flex:1}.app__controls{display:flex;flex-direction:column;gap:.75rem;width:100%;border:none;border-radius:22px}.app__controls-header{display:flex;align-items:center;justify-content:center;background:var(--control-shell);border-radius:20px;box-shadow:inset 0 0 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button{width:28px;height:28px;border-radius:9px;border:none;background:var(--control-button);color:var(--control-text);font-size:.85rem;font-weight:700;line-height:1;cursor:pointer;transition:background .12s ease,border-color .12s ease,color .12s ease}.app__autoscroll-stepper button:hover{background:var(--accent);color:#fff}.app__autoscroll-toggle{padding:.35rem .45rem;min-width:68px;border-radius:9px;border:none;background:linear-gradient(180deg,#94a3b81f,#94a3b80a);color:var(--control-text);opacity:.9;font-size:.88rem;cursor:pointer;transition:background .12s ease,border-color .12s ease,color .12s ease;font-weight:800;flex:1 1 0}.app__autoscroll-toggle:hover{background:var(--accent);color:#fff}.app__autoscroll-stepper button:active,.app__autoscroll-toggle:active{background:color-mix(in srgb,var(--accent) 100%,black 10%);color:#fff}.app__autoscroll-toggle.is-active{border-color:var(--accent);background:var(--accent);color:#fff;opacity:1}.app__autoscroll-meter{display:grid;grid-auto-flow:column;grid-auto-columns:1fr;gap:var(--meter-gap);align-items:center;padding:0;position:absolute;pointer-events:none;left:.35rem;right:.35rem;bottom:4px;margin:0}@media (max-width: 639px){.app__toolbar{padding:.4rem .55rem;gap:.25rem;align-items:center}.transposer__control,.app__autoscroll-stepper,.app__textsize{height:32px;padding-top:.08rem;padding-bottom:.08rem}.app__autoscroll-meter,.app__textsize-meter{bottom:3px}}.app__autoscroll-dot{width:100%;height:4px;border-radius:999px;background:var(--control-meter-track);transition:background .15s ease,transform .15s ease;margin:0;box-shadow:inset 0 0 0 1px #0000000f}.app__autoscroll-dot.is-filled{background:var(--control-meter-fill);transform:none}.app__textsize{display:inline-flex;align-items:center;gap:.35rem;justify-content:space-between;width:100%;border:none;border-radius:10px;padding:0;background:transparent;position:relative;overflow:visible;height:28px}.app__textsize-btn{width:30px;height:28px;border-radius:9px;border:none;background:var(--control-button);color:var(--control-text);font-weight:700;font-size:.92rem;cursor:pointer;transition:background .12s ease,border-color .12s ease,color .12s ease}.app__textsize-btn--small{font-size:.74rem;font-weight:600;transform:translateY(1px)}.app__textsize-btn--large{font-size:1rem}.app__textsize-btn:hover{background:var(--accent);color:#fff}.app__textsize-control{align-items:center}.app__textsize-value{border-radius:9px;border:none;background:var(--control-button);color:var(--control-text);font-size:.88rem;font-weight:800;padding:.25rem .45rem;min-width:68px;text-align:center;cursor:pointer;transition:background .12s ease,border-color .12s ease,color .12s ease;flex:1 1 0}.app__textsize-value:hover{background:var(--accent);color:#fff}.app__textsize-btn:active,.app__textsize-value:active{background:color-mix(in srgb,var(--accent) 100%,black 10%);color:#fff}.app__textsize-meter{display:grid;grid-auto-flow:column;grid-auto-columns:1fr;gap:var(--meter-gap);align-items:center;padding:0;position:absolute;pointer-events:none;left:.35rem;right:.35rem;bottom:4px;margin:0}.app__textsize span{min-width:48px;text-align:center;color:var(--muted);font-weight:600;font-variant-numeric:tabular-nums}.app__toolbar-actions{display:flex;align-items:center;gap:.75rem;flex-wrap:wrap}.app__edit{padding:.5rem .9rem;border-radius:12px;border:1px solid rgba(37,99,235,.35);background:#2563eb14;color:var(--accent);cursor:pointer}.app__edit:hover{background:#2563eb29}.app__remove{padding:.5rem .9rem;border-radius:12px;border:1px solid rgba(220,38,38,.2);background:#dc262614;color:var(--danger);cursor:pointer}.app__remove:hover{background:#dc26261f}.app__empty{margin:auto;font-size:1rem;color:var(--muted);width:min(720px,80%)}.app__empty-card{padding:clamp(2.5rem,4vw,2.5rem);border-radius:24px;background:linear-gradient(75deg,#1418ffa4,#8b21e88b,#ca8effa0);border:0px solid rgba(148,163,184,.25);box-shadow:0 18px 44px #0f172a1f;color:var(--text);display:flex;flex-direction:column;gap:1.5rem;text-align:left}.app__empty-header{display:inline-flex;align-items:center;gap:.75rem}.app__empty-icon{width:76px;height:76px;flex-shrink:0}.app__empty-card h2{margin:0 0 .5rem;font-size:clamp(.5rem,4vw,2rem)}.app__empty-card p{margin:0;color:var(--text-muted)}.song-nav{display:flex;flex-direction:column;gap:.5rem;position:relative;width:100%}.song-nav__header{display:flex;align-items:center;gap:.65rem;flex-wrap:nowrap;min-width:0;width:100%}.song-nav__title{display:flex;flex-direction:row;margin-left:auto;min-width:0;text-align:right;align-items:center;flex:0 0 auto;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;margin-right:.2rem}.song-nav__title-text{display:flex;flex-direction:column;gap:.15rem;align-items:flex-end;min-width:0}.song-nav__header h2{margin:0;font-size:clamp(.8rem,2.5vw,1rem);white-space:nowrap;line-height:1}.song-nav__favicon{height:2.5dvh;width:auto;flex-shrink:0;display:block;margin-left:.2rem}.song-nav__version{margin:0;font-size:clamp(.8rem,.8vw,1rem);color:var(--muted);white-space:nowrap;line-height:1.2}.song-nav__actions{display:flex;align-items:flex-start;gap:.4rem;flex-wrap:nowrap;flex-shrink:0}.song-nav__toggle,.song-nav__controls,.song-nav__add,.song-nav__more{display:inline-flex;align-items:center;justify-content:center;border-radius:12px;font-weight:600;cursor:pointer;white-space:nowrap;width:2.75rem;height:2.75rem;padding:0;min-width:2.75rem;flex-shrink:0;color:var(--nav-icon-color)}.song-nav__toggle{gap:.4rem;border:1px solid var(--border);background:#94a3b81f;font-size:1.25rem}.song-nav__controls,.song-nav__add,.song-nav__more{border:1px solid 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button.song-nav__danger:hover{background:#dc26261a;color:var(--danger);border-radius:10px}.song-nav__menu-hint{color:var(--muted);cursor:default}.song-nav__overlay{position:absolute;top:calc(100% + .65rem);left:0;width:min(760px,calc(100vw - 2rem));z-index:24}.song-nav__overlay--mobile{position:fixed;inset:0;background:var(--nav-overlay-background);padding:0;display:flex;justify-content:center;align-items:stretch;width:100%;max-width:none;height:100vh;overflow:hidden;overscroll-behavior:contain;z-index:28}.song-nav__panel{background:var(--surface);border:1px solid var(--border);border-radius:16px;box-shadow:var(--shadow);padding:1rem 1.25rem;display:flex;flex-direction:column;gap:.75rem;max-height:70vh;min-width:min(420px,100%);width:100%}.song-nav__overlay--mobile .song-nav__panel{width:100%;max-height:100vh;height:100vh;padding:1.25rem 1.25rem 1.5rem;border-radius:0;min-width:100%;overflow:auto;box-shadow:none;overscroll-behavior:contain}.song-nav__panel-header{display:flex;align-items:flex-start;justify-content:space-between;gap:1rem}.song-nav__panel-header h3{margin:0;letter-spacing:.08em;text-transform:uppercase;font-size:.85rem;color:var(--muted)}.song-nav__panel-subtitle{margin:.1rem 0 0;color:var(--muted);font-size:.9rem}.song-nav__close{border:1px solid var(--danger);background:var(--danger);border-radius:10px;padding:.35rem .7rem;font-size:1.2rem;cursor:pointer;color:#fff}.song-nav__scroll{flex:1;overflow-y:auto;padding-right:.5rem;display:flex;flex-direction:column;gap:1.25rem;min-height:0}.song-nav__letter-group h3{margin:0 0 .5rem;font-size:.9rem;letter-spacing:.12em;text-transform:uppercase;color:var(--muted)}.song-nav__artist{margin-bottom:1rem}.song-nav__artist p{margin:0 0 .4rem;font-weight:600}.song-nav__artist ul{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:.35rem}.song-nav__item{display:flex;align-items:center;justify-content:space-between;gap:.4rem}.song-nav__item-main{display:flex;align-items:center;gap:.4rem;width:100%;min-width:0}.song-nav__artist button{width:100%;min-width:0;text-align:left;padding:.45rem .7rem;border-radius:10px;border:1px solid transparent;background:transparent;color:inherit;cursor:pointer;overflow:hidden;text-overflow:ellipsis;display:inline-flex;align-items:center;gap:.45rem}.song-nav__artist button:hover{border-color:#94a3b899;background:#94a3b80f}.song-nav__artist button.is-active{border-color:var(--accent);background:var(--accent-soft);color:#fff}.song-nav__item .song-nav__menu{margin-left:auto}.song-nav__item-type{display:inline-flex;align-items:center;padding:.08rem .4rem;border-radius:999px;border:1px solid var(--border);background:#94a3b826;color:var(--muted);font-size:.7rem;font-weight:700;text-transform:uppercase;letter-spacing:.05em;white-space:nowrap}.song-nav__artist button.is-active .song-nav__item-type,.song-nav__artist button.is-active .song-type-pill--inline{background:#ffffff26;color:#fff;border-color:#ffffff59}.song-nav__item-actions{display:flex;align-items:center;gap:.3rem;flex-shrink:0;position:relative}.song-nav__item-actions button{border:1px solid var(--border);background:var(--muted-surface);color:var(--text);padding:.35rem .5rem;border-radius:8px;cursor:pointer;font-size:.85rem}.song-nav__item-actions button:hover{background:#94a3b833}button:disabled{opacity:.5;cursor:not-allowed}.transposer{display:inline-flex;align-items:center;height:auto;width:100%;margin:0}.transposer__control{display:inline-flex;align-items:center;gap:.18rem;justify-content:space-between;padding:.12rem .32rem 0;min-height:56px;width:100%;box-shadow:inset 0 1px #ffffff08}.transposer__control 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ease;width:100%;appearance:none;-webkit-appearance:none;-moz-appearance:none;background-image:linear-gradient(45deg,transparent 50%,var(--muted) 50%),linear-gradient(135deg,var(--muted) 50%,transparent 50%);background-position:right .8rem center,right .55rem center;background-size:8px 8px,8px 8px;background-repeat:no-repeat}.song-form__field select:focus{outline:none;border-color:var(--accent)}.song-form__body{display:grid;gap:1.25rem;flex:1;min-height:0;overflow-y:auto;padding-right:.25rem;margin-right:-.25rem}.song-form__hint{margin:0;font-size:.85rem;color:var(--muted)}.song-form__error{margin:0;padding:.75rem 1rem;border-radius:12px;background:#dc26261a;color:#991b1b}.song-form footer{display:flex;justify-content:flex-end;gap:.75rem}.song-form__secondary{border-radius:12px;border:1px solid var(--border);background:transparent;padding:.6rem 1.1rem;cursor:pointer}.song-form__primary{border-radius:12px;border:none;background:var(--accent);color:#fff;padding:.6rem 1.3rem;cursor:pointer}.ug-search__backdrop{position:fixed;inset:0;background:#0f172aa6;-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);display:flex;align-items:center;justify-content:center;padding:1.5rem;z-index:32}.ug-search{width:min(960px,100%);background:var(--surface);border:1px solid var(--border);border-radius:16px;box-shadow:0 30px 90px #0009;display:flex;flex-direction:column;gap:1rem;padding:1.25rem}.ug-search__header{display:flex;align-items:center;justify-content:space-between;gap:1rem}.ug-search__close{border:1px solid var(--danger);background:var(--danger);color:#fff;font-size:1.2rem;cursor:pointer;border-radius:10px;width:2.5rem;height:2.5rem}.ug-search__controls{display:grid;gap:.75rem}.ug-search__row{display:flex;gap:.75rem;flex-wrap:wrap}.ug-search__row input{flex:1;min-width:240px;border-radius:10px;border:1px solid var(--border);padding:.65rem .75rem;background:var(--muted-surface);color:var(--text)}.ug-search__row button{padding:.65rem 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var(--border);font-size:.85rem;color:var(--muted)}.ug-search__actions{display:flex;flex-direction:column;align-items:flex-end;gap:.5rem;min-width:120px}.ug-search__actions button{padding:.5rem .8rem;border-radius:10px;border:1px solid rgba(37,99,235,.35);background:#2563eb14;color:var(--accent);cursor:pointer}.ug-search__link{color:var(--text-muted);font-size:.9rem}.theme-toggle-floating{position:fixed;right:1rem;bottom:1rem;width:52px;height:52px;border-radius:50%;border:1px solid var(--border);background:var(--surface);color:var(--text);box-shadow:0 12px 32px #000e;cursor:pointer;z-index:40}body.modal-open{overflow:hidden}@media (max-width: 640px){.song-form__row{grid-template-columns:1fr}}@media (max-width: 899px){.app__header{padding:.75rem 1rem .85rem}.song-nav__header{gap:.6rem;flex-wrap:nowrap}.song-nav__actions{width:auto}.song-nav__overlay{width:100%}.song-nav__overlay--mobile .song-nav__scroll{max-height:none}}@media (max-width: 639px){.app__toolbar{padding:1rem}.chord-token__diagram{left:0;transform:none}}@media (max-width: 899px){.song-nav__title{max-width:70vw}.chord-lib__editor-backdrop,.chord-lib__backdrop{padding:0;align-items:stretch;justify-content:stretch}.chord-lib{width:100vw;height:100vh;max-height:100vh;border-radius:0;border:none;box-shadow:none;padding:1.1rem}.song-form__backdrop{padding:0;align-items:stretch;justify-content:stretch}.song-form{width:100vw;height:100vh;max-height:100vh;border-radius:0;box-shadow:none;padding:1.25rem 1.1rem 1.5rem}.chord-lib__editor-backdrop .chord-lib__form--floating{width:100vw;height:100vh;max-height:100vh;border-radius:0;border:none;box-shadow:none;background:var(--surface);align-self:stretch}.chord-lib__editor-backdrop .chord-lib__form{padding:0;background:var(--surface);border-radius:0;gap:0}.chord-lib__editor-backdrop .chord-lib__form-header{position:sticky;top:0;padding:1rem;border-bottom:1px solid rgba(148,163,184,.3);background:var(--surface);z-index:4}.chord-lib__editor-backdrop .chord-lib__editor-scroll{padding:0;gap:1rem}.chord-lib__editor-backdrop .chord-lib__form-section{border:none;border-radius:0;margin:0;background:transparent}.chord-lib__editor-backdrop .chord-lib__form-section--strings{margin-bottom:6rem}.chord-lib__editor-backdrop .chord-lib__strings{grid-template-columns:repeat(4,minmax(0,1fr))}@media (max-width: 639px){.chord-lib__editor-backdrop .chord-lib__strings{grid-template-columns:repeat(3,minmax(0,1fr))}}@media (max-width: 401px){.chord-lib__editor-backdrop .chord-lib__strings{grid-template-columns:repeat(2,minmax(0,1fr))}}@media (max-width: 280px){.chord-lib__editor-backdrop .chord-lib__strings{grid-template-columns:1fr}}.chord-lib__editor-backdrop .chord-lib__form-section--preview{box-shadow:0 0 30px 3px #000c;margin:0;padding:1.7rem;width:100%;border-radius:30px 30px 0 0;background:var(--glass);backdrop-filter:blur(4px);-webkit-backdrop-filter:blur(4px)}.chord-lib__editor-backdrop .chord-lib__form-section--preview h4{color:var(--preview-header-text)}.chord-lib__editor-backdrop .chord-lib__actions{margin:0;padding:1rem;width:100%;border-radius:0;box-shadow:0 -12px 35px #0006;position:sticky;bottom:calc(env(safe-area-inset-bottom,0px) + 1rem);background:var(--surface);padding-bottom:0}.song-sheet__header{flex-direction:column;align-items:center;justify-content:center;text-align:left}.song-sheet__title-stack{justify-content:center;align-items:center;align-self:center}.song-sheet__title-row{align-items:flex-start;text-align:left;width:100%}.song-sheet__meta{justify-content:center;align-items:flex-start;align-self:center;text-align:left}}@media (min-width: 900px){.app__main{display:flex;flex-direction:column;margin-top:var(--header-stack-height, 150px);padding:1rem clamp(.6rem,4vw,1.5rem) 1.25rem;box-sizing:border-box;min-height:calc(100vh - var(--header-stack-height, 150px));gap:1rem}.song-sheet{overflow:hidden;flex:1 1 auto;min-height:0;height:auto;max-height:calc(100vh - var(--header-stack-height, 150px) - 2.5rem)}.song-sheet__layout{display:grid;grid-template-columns:minmax(0,.7fr) minmax(0,.3fr);grid-template-areas:"left right";align-items:stretch;gap:2rem;height:100%;min-height:0}.song-sheet__left{grid-area:left;order:1;align-self:stretch;min-height:0;overflow-y:auto;-webkit-overflow-scrolling:touch}.song-sheet__right{grid-area:right;order:2;align-self:stretch;min-height:0;overflow-y:auto;-webkit-overflow-scrolling:touch}.song-sheet__left,.song-sheet__right{scrollbar-width:none}.song-sheet__left::-webkit-scrollbar,.song-sheet__right::-webkit-scrollbar{display:none}.song-sheet__right-inner{position:static;align-self:start;height:auto;max-height:none;overflow:visible;align-content:start;display:grid;gap:1rem}.song-sheet__header{width:100%;position:sticky;top:0;z-index:2;padding:.35rem 0;background:var(--background);box-shadow:0 -12px 3px 14px #0006;border-bottom:1px solid var(--border)}.song-sheet__header h2{font-size:clamp(1rem,1.6vw,1.7rem)}.song-sheet__meta{justify-content:center;flex-wrap:wrap}.song-sheet__right .chord-palette,.song-sheet__right .chord-palette__header,.song-sheet__right .chord-palette__panel{width:100%}}@media (max-width: 370px){.song-nav__title-text{display:none}.song-nav__title{gap:.25rem;max-width:none}}.chord-lib__string-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:.2rem}.chord-lib__string-grid select{width:100%}