:root{font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;color:#fff7e8;background:#100f14;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}*{box-sizing:border-box}body{margin:0;min-width:320px;min-height:100vh}button{font:inherit}.app-shell{min-height:100vh;padding:clamp(1rem,3vw,2.5rem);background:radial-gradient(circle at 12% 10%,rgb(233 116 42 / 26%),transparent 28rem),radial-gradient(circle at 85% 18%,rgb(243 169 51 / 16%),transparent 24rem),linear-gradient(135deg,#100f14,#1b1414,#100f14)}.app-frame{display:grid;grid-template-rows:auto 1fr;min-height:calc(100vh - clamp(2rem,6vw,5rem));width:min(1180px,100%);margin:0 auto;border:1px solid rgb(249 201 120 / 18%);border-radius:28px;overflow:hidden;background:#120f17d1;box-shadow:0 28px 80px #00000061}.top-bar{display:flex;align-items:center;justify-content:space-between;gap:1rem;padding:1rem clamp(1rem,3vw,1.6rem);border-bottom:1px solid rgb(249 201 120 / 14%);background:#100f14bd}.brand-button,.ghost-button,.language-switcher button,.text-link,.mode-card{border:0;cursor:pointer}.brand-button{color:#f9c978;background:transparent;font-size:.95rem;font-weight:850;letter-spacing:.08em;text-transform:uppercase}.top-actions{display:flex;align-items:center;gap:.75rem}.ghost-button{border:1px solid rgb(249 201 120 / 24%);border-radius:999px;color:#fff7e8;background:#ffffff0a;padding:.65rem .9rem;font-weight:700}.language-switcher{display:inline-flex;gap:.25rem;padding:.25rem;border:1px solid rgb(249 201 120 / 18%);border-radius:999px;background:#0000002e}.language-switcher button{min-width:2.8rem;border-radius:999px;color:#f5dfbd;background:transparent;padding:.5rem .65rem;font-weight:800}.language-switcher button.active{color:#1c1208;background:#f3a933}.home-layout,.content-panel{padding:clamp(1.4rem,5vw,4rem)}.home-layout{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(280px,.8fr);gap:clamp(2rem,6vw,4rem);align-items:center}.hero-copy{min-width:0}.eyebrow{margin:0 0 .75rem;color:#f3a933;font-size:.86rem;font-weight:850;letter-spacing:.14em;text-transform:uppercase}h1,h2,p{overflow-wrap:anywhere}h1{margin:0;font-size:clamp(3.15rem,8vw,6.8rem);line-height:.92}.subtitle{max-width:50rem;margin:1.5rem 0 0;color:#f5dfbd;font-size:clamp(1.15rem,2.5vw,1.6rem);line-height:1.45}.mode-grid{display:grid;gap:1rem}.mode-card{width:100%;border:1px solid rgb(249 201 120 / 18%);border-radius:24px;color:#fff7e8;background:#ffffff0d;padding:1.35rem;text-align:left;transition:transform .16s ease,border-color .16s ease,background .16s ease}.mode-card:hover,.mode-card:focus-visible{border-color:#f9c9786b;background:#ffffff12;transform:translateY(-2px)}.mode-card span{display:block;color:#f9c978;font-size:1.35rem;font-weight:900}.mode-card small{display:block;margin-top:.65rem;color:#f5dfbd;font-size:.98rem;line-height:1.45}.primary-card{background:linear-gradient(135deg,#f3a9333d,#c6561f29)}.text-link{justify-self:start;color:#f9c978;background:transparent;padding:.4rem 0;font-weight:800}.page-title{max-width:14ch;font-size:clamp(2.4rem,5vw,4.6rem)}.body-copy{max-width:62rem;margin:1rem 0 2rem;color:#f5dfbd;font-size:1.1rem;line-height:1.65}.campaign-grid,.about-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:1rem}.info-card{border:1px solid rgb(249 201 120 / 15%);border-radius:22px;padding:1.25rem;background:#ffffff0d}.info-card h2{margin:0 0 .7rem;color:#f9c978;font-size:1.2rem}.info-card p{margin:0;color:#f5dfbd;line-height:1.58}.status-pill{display:inline-flex;margin-bottom:.95rem;border:1px solid rgb(243 169 51 / 28%);border-radius:999px;color:#f9c978;background:#f3a9331a;padding:.35rem .65rem;font-size:.78rem;font-weight:850}.split-panel{display:grid;grid-template-columns:minmax(0,1fr) minmax(280px,.7fr);gap:clamp(1.5rem,4vw,3rem);align-items:start}.my-music-layout{display:grid;grid-template-columns:minmax(0,1fr) minmax(280px,.42fr);gap:clamp(1.5rem,4vw,3rem);align-items:start}.my-music-main{min-width:0}.stacked-cards{display:grid;gap:1rem}.accent-card{background:linear-gradient(135deg,#f3a93333,#ffffff0d)}.note-box{max-width:52rem;border-left:4px solid #f3a933;border-radius:14px;margin:1.5rem 0 0;padding:1rem 1.1rem;color:#fff7e8;background:#f3a9331a;line-height:1.55}.midi-loader-card,.song-summary-card{margin-top:1rem}.file-picker-control{position:relative;display:inline-flex;align-items:center;gap:.85rem;max-width:100%;border:1px solid rgb(249 201 120 / 24%);border-radius:16px;margin-top:1rem;color:#1c1208;background:#f3a933;padding:.75rem .9rem;font-weight:850;cursor:pointer}.file-picker-control input{position:absolute;inset:0;width:100%;opacity:0;cursor:pointer}.load-state{display:grid;gap:.4rem;margin:.95rem 0 0;color:#f5dfbd;font-weight:750}.load-state-loaded{color:#bff0c3}.load-state-error,.load-state-unsupported{color:#ffc0aa}.load-state small{color:#f5dfbd;font-weight:600}.summary-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:.85rem;margin:1rem 0}.summary-grid div{border:1px solid rgb(249 201 120 / 14%);border-radius:14px;padding:.8rem;background:#00000024}.summary-grid dt{color:#f3a933;font-size:.78rem;font-weight:850;letter-spacing:.07em;text-transform:uppercase}.summary-grid dd{margin:.35rem 0 0;color:#fff7e8;font-weight:750}.track-select-label{display:grid;gap:.45rem;color:#f3a933;font-weight:850}.track-select-label select{width:100%;border:1px solid rgb(249 201 120 / 28%);border-radius:14px;color:#fff7e8;background:#211820;padding:.85rem;font:inherit}.selected-track-panel{border:1px solid rgb(243 169 51 / 24%);border-radius:16px;margin-top:1rem;padding:1rem;background:#f3a93317}.selected-track-panel h3{margin:0 0 .45rem;color:#f9c978}.selected-track-panel p{margin:0;color:#f5dfbd}.degree-preview{display:grid;gap:1rem;margin-top:1.1rem}.degree-preview h4{margin:0 0 .6rem;color:#f9c978;font-size:.95rem}.degree-preview-header{display:flex;align-items:end;justify-content:space-between;gap:1rem;border:1px solid rgb(249 201 120 / 13%);border-radius:14px;padding:.85rem;background:#00000024}.degree-preview-header label{display:grid;gap:.35rem;color:#f3a933;font-size:.82rem;font-weight:850}.degree-preview-header select{border:1px solid rgb(249 201 120 / 28%);border-radius:12px;color:#fff7e8;background:#211820;padding:.55rem .7rem;font:inherit}.degree-chip-row{display:flex;flex-wrap:wrap;gap:.45rem}.degree-chip{display:inline-flex;align-items:center;justify-content:center;min-width:2.45rem;border:1px solid rgb(243 169 51 / 28%);border-radius:999px;color:#1c1208;background:#f3a933;padding:.45rem .65rem;font-weight:900}.degree-chip.tonic{color:#1c1208;background:#fff7e8}.challenge-row .degree-chip{box-shadow:0 0 0 3px #f3a93324}.dictation-panel{border:1px solid rgb(249 201 120 / 16%);border-radius:18px;padding:1rem;background:#0000002e}.challenge-audio-actions{display:flex;flex-wrap:wrap;gap:.55rem;margin-bottom:.85rem}.challenge-audio-actions button{border:1px solid rgb(249 201 120 / 24%);border-radius:13px;color:#1c1208;background:#f3a933;padding:.6rem .78rem;font-weight:850;cursor:pointer}.challenge-audio-actions button:last-child{color:#fff7e8;background:#ffffff0f}.challenge-audio-actions button:disabled{cursor:not-allowed;opacity:.45}.listening-window-panel{display:grid;gap:.6rem;margin:0 0 .85rem}.listening-window-panel h5{margin:0;color:#f5dfbd;font-size:.86rem;font-weight:850}.listening-window-grid{display:grid;grid-template-columns:minmax(12rem,1fr) auto minmax(12rem,1fr);gap:.55rem;align-items:stretch}.context-control{display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:.5rem;border:1px solid rgb(249 201 120 / 18%);border-radius:14px;padding:.42rem;color:#fff7e8;background:#ffffff0a}.context-control span{text-align:center;font-weight:800}.context-control button,.listening-window-button{border:1px solid rgb(249 201 120 / 24%);border-radius:12px;color:#fff7e8;background:#ffffff12;padding:.55rem .75rem;font-weight:850;cursor:pointer}.listening-window-button{min-width:12rem;color:#1c1208;background:#f3a933}.context-control button:hover:not(:disabled),.context-control button:focus-visible,.listening-window-button:hover:not(:disabled),.listening-window-button:focus-visible{border-color:#f9c97885;background:#f3a93329}.listening-window-button:hover:not(:disabled),.listening-window-button:focus-visible{color:#1c1208;background:#f9c978}.context-control button:disabled,.listening-window-button:disabled{cursor:not-allowed;opacity:.45}.audio-feedback{display:grid;gap:.35rem;border-radius:14px;margin:0 0 .85rem!important;padding:.85rem;color:#ffc0aa!important;background:#c6561f2e;font-weight:850}.audio-feedback span{color:#f5dfbd;font-weight:650}.answer-slots{display:flex;flex-wrap:wrap;gap:.45rem;margin-bottom:.8rem}.answer-slot{display:inline-flex;align-items:center;justify-content:center;min-width:2.65rem;min-height:2.45rem;border:1px dashed rgb(249 201 120 / 34%);border-radius:13px;color:#f5dfbdad;background:#ffffff0a;font-weight:900}.answer-slot.filled{border-style:solid;color:#1c1208;background:#f3a933}.answer-slot.revealed{border-style:solid;color:#1c1208;background:#fff7e8}.degree-answer-pad{display:flex;flex-wrap:wrap;gap:.45rem;margin-bottom:.8rem}.degree-answer-button,.dictation-actions button{border:1px solid rgb(249 201 120 / 24%);border-radius:13px;color:#fff7e8;background:#ffffff0f;padding:.6rem .78rem;font-weight:850;cursor:pointer}.degree-answer-button{min-width:2.65rem}.degree-answer-button:hover:not(:disabled),.dictation-actions button:hover:not(:disabled),.degree-answer-button:focus-visible,.dictation-actions button:focus-visible{border-color:#f9c97885;background:#f3a93329}.degree-answer-button:disabled,.dictation-actions button:disabled{cursor:not-allowed;opacity:.45}.dictation-actions{display:flex;flex-wrap:wrap;gap:.55rem}.dictation-actions button:first-child,.dictation-actions button:last-child{color:#1c1208;background:#f3a933}.answer-feedback{display:grid;gap:.35rem;border-radius:14px;margin:.9rem 0 0!important;padding:.85rem;color:#fff7e8!important;background:#ffffff0f;font-weight:850}.answer-feedback span{color:#f5dfbd;font-weight:700}.answer-feedback.correct{color:#d5ffd9!important;background:#5dbb6329}.answer-feedback.incorrect{color:#ffc0aa!important;background:#c6561f2e}.answer-feedback.revealed{color:#f9c978!important;background:#f3a9331f}.degree-contour{position:relative;height:9.5rem;border:1px solid rgb(249 201 120 / 12%);border-radius:18px;overflow:hidden;background:linear-gradient(to top,rgb(255 255 255 / 5%) 1px,transparent 1px) 0 0 / 100% 25%,#0000002e}.degree-contour:after{position:absolute;right:.85rem;bottom:.65rem;color:#f5dfbd9e;content:"tempo";font-size:.75rem;font-weight:800}.degree-contour-note{position:absolute;left:var(--degree-left);bottom:var(--degree-bottom);width:var(--degree-width);min-width:2rem;border-top:3px solid #f3a933;color:#fff7e8;padding-top:.15rem;font-size:.78rem;font-weight:900;transform:translateY(50%)}.degree-contour-note.challenge{border-color:#fff7e8;color:#fff7e8}.empty-preview{margin-top:1rem!important;color:#ffc0aa!important}@media(max-width:780px){.app-shell{padding:0}.app-frame{min-height:100vh;border-radius:0}.top-bar{align-items:flex-start;flex-direction:column}.top-actions{width:100%;justify-content:space-between}.home-layout,.split-panel,.my-music-layout,.campaign-grid,.about-grid,.listening-window-grid,.summary-grid{grid-template-columns:1fr}.degree-preview-header{align-items:stretch;flex-direction:column}h1{font-size:clamp(2.8rem,16vw,4.4rem)}}@media(max-width:480px){.top-actions{align-items:stretch;flex-direction:column-reverse}.ghost-button,.language-switcher{align-self:stretch}.language-switcher{justify-content:center}}