/* QBP Studio · Lyrics y Estudio */

/* ---------- piezas compartidas (no dependen de promo.css) ---------- */
.ly .pp-steps,.st .pp-steps{display:flex;gap:6px;list-style:none;margin-top:16px;flex-wrap:wrap;padding:0}
.ly .pp-steps li{font-size:12px;font-weight:700;padding:6px 12px;border-radius:999px;border:1px solid var(--line2);color:var(--muted)}
.ly .pp-steps li.on{background:var(--accent);color:var(--accent-ink);border-color:var(--accent)}
.ly .pp-foot,.st .pp-foot{padding:18px 0 10px;max-width:520px;margin:0 auto;text-align:center}
.pp-wait{min-height:60vh;display:grid;place-items:center;align-content:center;text-align:center;gap:10px}
.pp-wait h3{font-size:22px}
.pp-wait p{color:var(--muted)}
.ly .pp-bit,.st-bit{animation:nbob 2.6s ease-in-out infinite}
@keyframes nbob{50%{transform:translateY(-8px)}}
.ly .pp-bar,.st .pp-bar{width:min(360px,80vw);height:6px;border-radius:9px;background:var(--panel2);overflow:hidden}
.ly .pp-bar i,.st .pp-bar i{display:block;height:100%;width:40%;border-radius:9px;background:var(--accent);animation:nbar 1.6s ease-in-out infinite}
.ly .pp-bar.det i{animation:none;width:0;transition:width .3s}
@keyframes nbar{0%{transform:translateX(-100%)}100%{transform:translateX(260%)}}
.ly .pp-x,.st .pp-x{position:absolute;top:4px;right:4px;width:22px;height:22px;border-radius:7px;background:#000b;color:#fff;font-size:15px;line-height:1}
.ly .pp-x.in,.st .pp-x.in{position:static;background:var(--panel2);flex:0 0 auto}
.ly .inp.sm,.st .inp.sm{padding:7px 10px;font-size:13px;border-radius:9px}
.ly .chips,.st .chips{display:flex;flex-wrap:wrap;gap:6px}
.ly .chips .chip small{display:block;font-weight:500;color:var(--dim);font-size:10.5px}
.ly-sp{flex:1}
.toggle.sm{padding:7px 10px;font-size:12px;gap:10px}

/* =========================== LYRICS =========================== */
.ly{max-width:1240px;margin:0 auto;padding:22px 24px 140px}
.ly-hero{position:relative;display:grid;grid-template-columns:1.4fr 1fr;gap:20px;padding:26px 28px;border-radius:26px;border:1px solid var(--line2);background:radial-gradient(circle at 90% 10%,#00f0ff22,transparent 50%),radial-gradient(circle at 0% 100%,#ff2d5520,transparent 50%),var(--panel);margin-bottom:18px;overflow:hidden}
.ly-hero small{font-size:11px;font-weight:800;letter-spacing:.12em;text-transform:uppercase;color:var(--accent)}
.ly-hero h2{font-size:30px;font-weight:800;letter-spacing:-.025em;margin:6px 0}
.ly-hero p{color:var(--muted);max-width:640px;font-size:14.5px}
.ly-hero-art{position:relative;min-height:170px;border-radius:20px;background:linear-gradient(160deg,#12002b,#3a0066);display:flex;flex-wrap:wrap;align-content:center;justify-content:center;gap:4px 10px;padding:18px;overflow:hidden}
.ly-hero-art span{font:400 34px/1 Righteous,Manrope,sans-serif;color:#fff;opacity:0;animation:lyw 4s ease-in-out infinite;z-index:1}
.ly-hero-art span:nth-child(2){animation-delay:.35s}.ly-hero-art span:nth-child(3){animation-delay:.7s}.ly-hero-art span:nth-child(4){animation-delay:1.05s}
.ly-hero-art .b,.ly-hero-art .b2{color:#00f0ff;text-shadow:0 0 18px #00f0ff}
.ly-hero-art i{position:absolute;bottom:0;width:7%;background:linear-gradient(#00f0ff,#00f0ff22);border-radius:6px 6px 0 0;animation:lyb 1.2s ease-in-out infinite alternate}
.ly-hero-art i:nth-of-type(1){left:10%;animation-delay:-.2s}.ly-hero-art i:nth-of-type(2){left:22%;animation-delay:-.5s}.ly-hero-art i:nth-of-type(3){left:34%;animation-delay:-.9s}.ly-hero-art i:nth-of-type(4){left:46%;animation-delay:-.1s}.ly-hero-art i:nth-of-type(5){left:58%;animation-delay:-.7s}.ly-hero-art i:nth-of-type(6){left:70%;animation-delay:-.35s}.ly-hero-art i:nth-of-type(7){left:82%;animation-delay:-.6s}
@keyframes lyw{0%,8%{opacity:0;transform:scale(.4)}16%{opacity:1;transform:scale(1.12)}22%,78%{opacity:1;transform:scale(1)}90%,100%{opacity:0;transform:translateY(-10px)}}
@keyframes lyb{0%{height:12%}100%{height:46%}}
.ly-sec{margin-bottom:22px}
.ly-two{display:grid;grid-template-columns:1fr 1.15fr;gap:18px}
.ly-card{background:var(--panel);border:1px solid var(--line);border-radius:22px;padding:18px}
.ly-drop,.st-drop{width:100%;display:grid;justify-items:center;gap:4px;padding:26px 16px;border-radius:18px;border:1.5px dashed var(--line2);background:var(--panel2);color:var(--text);transition:border-color .15s}
.ly-drop:hover,.st-drop:hover{border-color:var(--accent)}
.ly-drop b,.st-drop b{font-size:26px;color:var(--accent);line-height:1}
.ly-drop small,.st-drop small{color:var(--muted)}
.ly-song{display:flex;gap:12px;align-items:center;padding:12px;border-radius:16px;background:var(--panel2);border:1px solid var(--line2)}
.ly-song>div{flex:1;min-width:0}
.ly-song strong{display:block;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.ly-song small{color:var(--muted)}
.ly-song audio{width:100%;height:34px;margin-top:6px}
.ly-song-ic{font-size:24px;width:46px;height:46px;border-radius:12px;background:var(--panel);display:grid;place-items:center;flex:0 0 auto}
.ly-row2{display:grid;grid-template-columns:1fr 1fr;gap:8px}
.ly-mode{margin-bottom:10px}
.ly-mode small{font-weight:500;color:var(--dim);font-size:11px}
.ly-txtbar{display:flex;gap:10px;align-items:baseline;flex-wrap:wrap;margin-top:6px}
.ly-txtbar .tip{margin:0}
.ly-warn{padding:12px 14px;border-radius:14px;background:#ffb86b14;border:1px solid #ffb86b44;color:var(--text);font-size:13px}
.ly-warn b{color:var(--warn)}
.ly-warn.sm{font-size:12.5px;padding:9px 12px;margin-bottom:10px}
.ly-projs{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:8px}
.ly-proj{position:relative;display:flex;align-items:stretch;background:var(--panel);border:1px solid var(--line);border-radius:14px}
.ly-proj:hover{border-color:var(--line2)}
.ly-proj-o{flex:1;min-width:0;display:flex;gap:10px;align-items:center;padding:10px 12px;text-align:left}
.ly-proj-o strong{display:block;font-size:13.5px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.ly-proj-o small{color:var(--muted);font-size:11.5px}
.ly-proj-o>span:last-child{min-width:0}
.ly-proj-e{font-size:20px}
.ly-proj-x{width:34px;color:var(--dim);font-size:18px}
.ly-proj-x:hover{color:var(--danger)}

/* estudio de lyrics */
.ly-st{max-width:1320px}
.ly-top{display:flex;gap:12px;align-items:center;margin-bottom:14px}
.ly-top small{font-size:11px;font-weight:800;letter-spacing:.1em;text-transform:uppercase;color:var(--accent)}
.ly-top h2{font-size:21px;letter-spacing:-.02em}
.ly-an{margin-left:auto;font-size:12px;color:var(--muted)}
.ly-grid{display:grid;grid-template-columns:minmax(0,1fr) 420px;gap:20px;align-items:start}
.ly-stage{position:sticky;top:12px;display:grid;gap:10px;justify-items:center}
.ly-cvw{position:relative;height:min(calc(100vh - 290px),760px);min-height:380px;max-width:100%;border-radius:20px;overflow:hidden;background:#000;box-shadow:0 20px 60px -20px #000c}
.ly-cvw.land{height:auto;width:100%}
.ly-cvw canvas{width:100%;height:100%;display:block}
.ly-tapbig{position:absolute;left:50%;bottom:16px;transform:translateX(-50%);width:calc(100% - 28px);display:grid;gap:4px;padding:16px;border-radius:18px;background:var(--accent);color:var(--accent-ink);font-weight:700;font-size:13px;box-shadow:0 10px 30px #0008;animation:lytap 1.4s ease-in-out infinite}
.ly-tapbig b{font-size:18px;line-height:1.2}
.ly-tapbig small{font-weight:600;opacity:.75;font-size:11px}
@keyframes lytap{50%{box-shadow:0 10px 30px #0008,0 0 0 6px #d7fa7840}}
.ly-ctl{display:flex;align-items:center;gap:10px;width:min(100%,560px)}
.ly-play{width:46px;height:46px;border-radius:50%;background:var(--accent);color:var(--accent-ink);font-weight:900;font-size:15px;flex:0 0 auto}
.ly-tl{flex:1;accent-color:var(--accent)}
.ly-tt{font-size:12px;color:var(--muted);font-variant-numeric:tabular-nums;min-width:86px;text-align:right}
.ly-exp{width:min(100%,560px)}
.ly-prog{display:grid;gap:8px;justify-items:center;padding:14px;border-radius:16px;background:var(--panel);border:1px solid var(--line)}
.ly-prog .pp-bar{width:100%}
.ly-prog p{font-size:13px;color:var(--muted)}
.ly-res{display:grid;grid-template-columns:120px 1fr;gap:14px;align-items:center;padding:12px;border-radius:16px;background:var(--panel);border:1px solid var(--accent)}
.ly-res video{width:120px;max-height:200px;border-radius:10px;background:#000}
.ly-res-b{display:flex;gap:6px;flex-wrap:wrap;margin-top:8px}
.ly-panel{background:var(--panel);border:1px solid var(--line);border-radius:22px;padding:14px;max-height:calc(100vh - 150px);overflow:auto}
.ly-tabs{margin-bottom:12px;position:sticky;top:-14px;z-index:2}
.ly-p .lbl .linkish{font-size:12px}
.ly-presets{display:grid;grid-template-columns:repeat(auto-fill,minmax(98px,1fr));gap:8px;margin-top:10px}
.ly-pre{display:grid;gap:6px;padding:6px;border-radius:14px;border:1.5px solid var(--line);background:var(--panel2);text-align:center;font-size:11.5px;color:var(--text)}
.ly-pre:hover{border-color:var(--line2)}
.ly-pre.on{border-color:var(--accent);box-shadow:0 0 0 3px #d7fa7818}
.ly-pre-art{aspect-ratio:4/5;border-radius:10px;display:block;overflow:hidden;position:relative;background:#111}
.ly-pre-art canvas{position:absolute;inset:0;width:100%;height:100%;display:block}
.ly-pre strong{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.ly-pre.on .ly-pre-art{outline:2px solid var(--accent);outline-offset:-2px}
.ly-cats{margin-top:4px}
.ly-glbl{margin-top:10px}
.ly-fine{margin-top:16px;border-top:1px solid var(--line);padding-top:12px}
.ly-fine summary{cursor:pointer;font-weight:700;font-size:13px;color:var(--text);list-style:none}
.ly-fine summary::-webkit-details-marker{display:none}
.ly-fine[open] summary{margin-bottom:10px}
.ly-pre strong{font-weight:700}
.ly-2c{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:14px}
.ly-2c select.inp{padding:9px 10px}
.ly-cols{display:flex;gap:6px}
.ly-col{display:grid;justify-items:center;gap:2px;font-size:10px;color:var(--muted)}
.ly-col input{width:38px;height:34px;border:1px solid var(--line2);border-radius:9px;background:var(--panel2);padding:2px;cursor:pointer}
.ly-tg{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-top:12px}
.ly-lbar{display:flex;gap:6px;align-items:center;flex-wrap:wrap;margin:6px 0}
.ly-lbar .tip{margin:0}
.ly-lines{list-style:none;padding:0;margin:8px 0;display:grid;gap:5px}
.ly-lines li{display:grid;grid-template-columns:auto 1fr auto;gap:6px;align-items:center;padding:4px;border-radius:12px;border:1px solid transparent}
.ly-lines li.on{border-color:var(--accent);background:#d7fa780c}
.ly-ts{font-size:11.5px;font-variant-numeric:tabular-nums;padding:6px 8px;border-radius:8px;background:var(--panel2);color:var(--accent);font-weight:700}
.ly-nb{display:flex;gap:2px}
.ly-nb button{width:26px;height:30px;border-radius:8px;background:var(--panel2);color:var(--muted);font-weight:800}
.ly-nb button:hover{color:var(--text)}
.ly-mini{display:flex;gap:6px;align-items:center;font-size:12px;color:var(--muted)}
.ly-photo{display:flex;gap:10px;align-items:center}
.ly-photo img{width:64px;height:64px;object-fit:cover;border-radius:12px}

/* Lyrics 0.61 · pestañas Ritmo y Freestyle */
.ly-tabs{grid-template-columns:repeat(5,minmax(0,1fr))}
.ly-tabs button{display:grid;justify-items:center;gap:1px;font-size:11.5px;padding:7px 2px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.ly-te{font-size:16px;line-height:1.1}
.ly-rhst{display:flex;align-items:center;gap:8px;padding:10px 12px;border-radius:12px;background:var(--panel2);border:1px solid var(--line2);font-size:12.5px;color:var(--muted)}
.ly-rhst b{color:var(--text)}
.ly-meters{display:grid;grid-template-columns:repeat(7,minmax(0,1fr));gap:6px;margin-top:10px}
.ly-mt{--v:0;display:grid;justify-items:center;gap:4px}
.ly-mt i{display:block;width:100%;height:34px;border-radius:9px;background:linear-gradient(to top,var(--accent) calc(var(--v)*100%),var(--panel2) calc(var(--v)*100%));border:1px solid var(--line2);transition:box-shadow .08s}
.ly-mt.hit i{box-shadow:0 0 0 2px var(--accent),0 0 16px -2px var(--accent)}
.ly-mt small{font-size:10px;color:var(--muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:100%}
.ly-recs{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:6px}
.ly-rec{display:grid;grid-template-columns:auto 1fr;column-gap:8px;align-items:center;text-align:left;padding:9px 10px;border-radius:12px;border:1.5px solid var(--line);background:var(--panel2);color:var(--text)}
.ly-rec>span{grid-row:span 2;font-size:20px}
.ly-rec strong{font-size:12.5px}
.ly-rec small{font-size:10.5px;color:var(--muted);line-height:1.25}
.ly-rec.on{border-color:var(--accent);box-shadow:0 0 0 3px #d7fa7818}
.ly-rules{list-style:none;padding:0;margin:4px 0 8px;display:grid;gap:6px}
.ly-rules li{display:grid;gap:6px;padding:8px;border-radius:12px;background:var(--panel2);border:1px solid var(--line)}
.ly-rule-c{display:grid;grid-template-columns:1fr auto 1fr;gap:6px;align-items:center}
.ly-rule-c select{min-width:0}
.ly-arrow{color:var(--accent);font-weight:800}
.ly-rule-b{display:flex;align-items:center;gap:6px;justify-content:space-between}
.ly-rule-x{width:30px;height:30px;border-radius:9px;background:var(--panel);color:var(--muted);font-size:17px;flex:0 0 auto}
.ly-rule-x:hover{color:var(--danger)}
.ly-fsh{display:grid;grid-template-columns:1fr auto;gap:10px;align-items:center;padding:12px;border-radius:14px;background:radial-gradient(circle at 100% 0%,#ff5a0026,transparent 60%),var(--panel2);border:1px solid var(--line2)}
.ly-fsh strong{display:block;font-size:14px}
.ly-fsh small{display:block;color:var(--muted);font-size:12px;margin-top:2px}
.ly-fsh .toggle{min-width:120px}
.ly-fspre{margin-top:8px;width:100%;justify-content:flex-start;text-align:left}
.ly-fspre small{color:var(--muted);font-weight:500;margin-left:4px}
.ly-fsdet{display:grid;grid-template-columns:1fr 1fr;gap:6px}
.ly-fsdet .btn{display:grid;justify-items:center;gap:2px;padding:10px 8px;font-size:12.5px;text-align:center}
.ly-fsdet .btn small{font-weight:500;font-size:10.5px;opacity:.8}
.ly-fxl{list-style:none;padding:0;margin:6px 0;display:grid;gap:5px}
.ly-fxl li{display:grid;grid-template-columns:auto minmax(0,.8fr) minmax(0,1.1fr) minmax(0,1fr) auto;gap:5px;align-items:center;padding:4px;border-radius:12px;background:var(--panel2)}
.ly-fxl b{font-size:12.5px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.ly-fxl select{padding:6px 4px;font-size:11.5px;min-width:0}
.ly-fsnow{margin:0 0 8px}
.ly-fxg{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:6px}
.ly-fxc{display:grid;gap:4px;padding:5px;border-radius:12px;border:1.5px solid var(--line);background:var(--panel2);color:var(--text);font-size:10.5px;text-align:center}
.ly-fxc:hover{border-color:var(--accent)}
.ly-fxc strong{white-space:nowrap;overflow:hidden;text-overflow:ellipsis;font-weight:700}
.ly-fxc-art{aspect-ratio:1;border-radius:9px;overflow:hidden;position:relative;background:#050505;display:block}
.ly-fxc-art canvas{position:absolute;inset:0;width:100%;height:100%;display:block}
.ly-fschk{margin-top:10px}
@media (max-width:520px){.ly-recs{grid-template-columns:1fr}.ly-fxl li{grid-template-columns:auto 1fr 1fr auto;grid-template-areas:'t w w x' 'f f m m'}.ly-fxl li>:nth-child(1){grid-area:t}.ly-fxl li>:nth-child(2){grid-area:w}.ly-fxl li>:nth-child(3){grid-area:f}.ly-fxl li>:nth-child(4){grid-area:m}.ly-fxl li>:nth-child(5){grid-area:x}.ly-fxg{grid-template-columns:repeat(2,minmax(0,1fr))}}

/* =========================== ESTUDIO =========================== */
.st{max-width:1180px;margin:0 auto;padding:22px 24px 140px}
.st-hero{display:grid;grid-template-columns:1.4fr 1fr;gap:20px;padding:26px 28px;border-radius:26px;border:1px solid var(--line2);background:radial-gradient(circle at 90% 0%,#7ae7ff22,transparent 50%),radial-gradient(circle at 0% 100%,#d7fa781c,transparent 50%),var(--panel);margin-bottom:18px;overflow:hidden}
.st-hero small{font-size:11px;font-weight:800;letter-spacing:.12em;text-transform:uppercase;color:var(--accent)}
.st-hero h2{font-size:30px;font-weight:800;letter-spacing:-.025em;margin:6px 0}
.st-hero p{color:var(--muted);font-size:14.5px;max-width:640px}
.st-hero-art{position:relative;min-height:170px}
.st-hero-art span{position:absolute;padding:12px 14px;border-radius:14px;font-weight:700;font-size:13.5px;box-shadow:0 10px 30px -10px #000a;animation:nbob 4s ease-in-out infinite}
.st-hero-art .c1{left:4%;top:8%;background:#f4f1e8;color:#1b1b1b;transform:rotate(-4deg)}
.st-hero-art .c2{right:2%;top:42%;background:var(--accent);color:var(--accent-ink);animation-delay:-1.3s}
.st-hero-art .c3{left:20%;bottom:4%;background:#7ae7ff;color:#05202a;font-size:16px;animation-delay:-2.4s}
.st-sec{margin-bottom:22px}
.st-subs{display:grid;grid-template-columns:repeat(auto-fill,minmax(270px,1fr));gap:10px}
.st-sub{display:flex;gap:12px;align-items:center;padding:14px;border-radius:18px;background:var(--panel);border:1px solid var(--line);text-align:left;color:var(--text);transition:border-color .15s,transform .15s}
.st-sub:hover{border-color:var(--accent);transform:translateY(-1px)}
.st-sub-e{font-size:26px;width:48px;height:48px;border-radius:14px;background:var(--panel2);display:grid;place-items:center;flex:0 0 auto}
.st-sub-t{flex:1;min-width:0}
.st-sub-t strong{display:block;font-size:15px}
.st-sub-t small{color:var(--muted);font-size:12px}
.st-go{color:var(--accent);font-size:22px}
.st-new{background:var(--panel);border:1px solid var(--line);border-radius:24px;padding:20px}
.st-new h3{font-size:18px;margin-bottom:14px}
.st-two{display:grid;grid-template-columns:1fr 1fr;gap:22px}
.st-srcs{margin-bottom:10px}
.st-files{display:flex;gap:8px;flex-wrap:wrap}
.st-files .st-drop{flex:1 1 220px}
.st-file{display:flex;gap:10px;align-items:center;padding:12px;border-radius:14px;background:var(--panel2);border:1px solid var(--line2);flex:1 1 100%}
.st-file>span{font-size:26px}
.st-file div{flex:1;min-width:0}
.st-file strong{display:block;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.st-file small{color:var(--muted)}
.st-ph{position:relative;width:84px;height:84px;border-radius:12px;overflow:hidden;border:1px solid var(--line2)}
.st-ph img{width:100%;height:100%;object-fit:cover}
.st-make{display:flex;flex-wrap:wrap;gap:6px}
.st-foot{margin-top:18px}

/* materia */
.st-top{display:flex;gap:12px;align-items:center;margin-bottom:12px}
.st-top-e{font-size:30px}
.st-top h2{font-size:22px;letter-spacing:-.02em}
.st-top small{color:var(--muted);font-size:12.5px}
.st-tabs{display:flex;gap:6px;overflow-x:auto;scrollbar-width:none;padding-bottom:4px;margin-bottom:16px;position:sticky;top:0;z-index:3;background:var(--bg)}
.st-tabs button{flex:0 0 auto;padding:10px 16px;border-radius:999px;border:1px solid var(--line2);font-weight:700;font-size:13.5px;color:var(--muted);background:var(--panel)}
.st-tabs button.on{background:var(--accent);color:var(--accent-ink);border-color:var(--accent)}
.st-h{font-size:16px;margin:22px 0 10px}
.st-card{background:var(--panel);border:1px solid var(--line);border-radius:18px;padding:16px}
.st-card h3{font-size:15.5px;display:flex;gap:10px;align-items:center;margin-bottom:8px}
.st-card h3 span{width:26px;height:26px;border-radius:50%;background:var(--accent);color:var(--accent-ink);display:grid;place-items:center;font-size:13px;flex:0 0 auto}
.st-card ul{margin:0;padding-left:20px;display:grid;gap:6px}
.st-card li{line-height:1.5}
.st-card b,.st-gl b,.st-idea b{color:var(--accent);font-weight:800}
.st-idea{padding:16px 18px;border-radius:18px;background:linear-gradient(135deg,#d7fa7826,#d7fa7808);border:1px solid #d7fa7855;margin-bottom:14px}
.st-idea small{font-size:11px;font-weight:800;letter-spacing:.1em;text-transform:uppercase;color:var(--accent)}
.st-idea p{font-size:16.5px;font-weight:600;margin-top:4px}
.st-idea b{color:var(--text)}
.st-secs{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:12px}
.st-gl{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:8px;margin:0}
.st-gl div{background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:12px}
.st-gl dt{font-weight:800;color:var(--accent)}
.st-gl dd{margin:4px 0 0;color:var(--text);font-size:13.5px}
.st-plan{list-style:none;padding:0;margin:0;display:grid;gap:6px}
.st-plan li{display:grid;grid-template-columns:120px 1fr;gap:10px;padding:10px 14px;border-radius:14px;background:var(--panel);border:1px solid var(--line)}
.st-plan b{color:var(--accent)}
.st-chk{list-style:none;padding:0;margin:0;display:grid;gap:6px}
.st-chk label{display:flex;gap:10px;align-items:flex-start;padding:10px 14px;border-radius:14px;background:var(--panel);border:1px solid var(--line);cursor:pointer}
.st-chk input{accent-color:var(--accent);margin-top:3px;width:17px;height:17px}
.st-chk input:checked+span{color:var(--muted);text-decoration:line-through}
.st-qs{display:grid;gap:10px}
.st-qq{font-weight:600}
.st-qb{display:flex;gap:6px;margin-top:10px}
.st-pista{margin-top:10px;padding:10px 12px;border-radius:12px;background:#ffb86b14;color:var(--text);font-size:13.5px}
.st-resp{margin-top:10px;padding:10px 12px;border-radius:12px;background:#d7fa780f;border:1px solid #d7fa7833;font-size:13.5px}
.st-resp p+p{margin-top:6px}
.st-resp ul{margin:6px 0;padding-left:18px}
.st-err h3,.st-tip h3{font-size:15px}
.st-guia .st-two{margin-top:16px}

/* tarjetas */
.st-cards,.st-quiz{max-width:640px;margin:0 auto}
.st-cbar{display:flex;gap:10px;align-items:center;font-size:12.5px;color:var(--muted);font-weight:700;margin-bottom:12px}
.st-kn{flex:1;height:8px;border-radius:9px;background:var(--panel2);overflow:hidden}
.st-kn i{display:block;height:100%;background:var(--accent);border-radius:9px;transition:width .3s}
.st-flip{position:relative;width:100%;aspect-ratio:3/2;perspective:1200px;display:block;color:var(--text)}
.st-face{position:absolute;inset:0;display:grid;align-content:center;justify-items:center;gap:10px;padding:26px;border-radius:24px;backface-visibility:hidden;-webkit-backface-visibility:hidden;transition:transform .5s cubic-bezier(.3,1.3,.5,1);text-align:center}
.st-face.f{background:linear-gradient(160deg,#f4f1e8,#e9e4d4);color:#1b1b1b;box-shadow:0 20px 50px -20px #000c}
.st-face.b{background:linear-gradient(160deg,var(--accent),#b8e05a);color:var(--accent-ink);transform:rotateY(180deg);box-shadow:0 20px 50px -20px #000c}
.st-flip.on .st-face.f{transform:rotateY(-180deg)}
.st-flip.on .st-face.b{transform:rotateY(0)}
.st-face small{font-size:11px;font-weight:800;letter-spacing:.12em;text-transform:uppercase;opacity:.6}
.st-face b{font-size:clamp(18px,3.2vw,26px);line-height:1.3;font-weight:800}
.st-face b b{text-decoration:underline}
.st-face em{font-style:normal;font-size:12px;opacity:.55}
.st-cact{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:14px}
.st-cmore{display:flex;justify-content:center;gap:18px;margin-top:12px}
.st-more{display:flex;gap:8px;justify-content:center;align-items:center;flex-wrap:wrap;margin-top:22px;padding-top:16px;border-top:1px dashed var(--line2)}
.st-more small{color:var(--dim)}
.st-done,.st-qstart,.st-empty{text-align:center;display:grid;justify-items:center;gap:8px;padding:30px 10px;max-width:560px;margin:0 auto}
.st-done>span,.st-big,.st-empty>span{font-size:46px}
.st-done h3,.st-qstart h3,.st-empty h3{font-size:22px}
.st-done p,.st-qstart p,.st-empty p{color:var(--muted)}
.st-done .row,.st-qstart .row{display:flex;gap:8px;flex-wrap:wrap;justify-content:center;margin-top:6px}
.st-nota{font-size:18px}
.st-nota b{font-size:44px;color:var(--accent);display:block;line-height:1.1}
.st-hist{display:flex;gap:6px;flex-wrap:wrap;justify-content:center}
.st-hist span{padding:8px 12px;border-radius:12px;background:var(--panel);border:1px solid var(--line);font-size:12px;color:var(--muted);display:grid}
.st-hist b{color:var(--text);font-size:15px}
.st-qt{font-size:20px;line-height:1.35;margin-bottom:14px}
.st-ops{display:grid;gap:8px}
.st-op{display:flex;gap:12px;align-items:center;text-align:left;padding:14px;border-radius:16px;background:var(--panel);border:1.5px solid var(--line);color:var(--text);font-size:14.5px;transition:border-color .15s}
.st-op:hover:not(:disabled){border-color:var(--accent)}
.st-op b{width:30px;height:30px;border-radius:50%;background:var(--panel2);display:grid;place-items:center;flex:0 0 auto}
.st-op.ok{border-color:#3ddc84;background:#3ddc8414}
.st-op.ok b{background:#3ddc84;color:#062}
.st-op.bad{border-color:var(--danger);background:#ff7a6b14}
.st-op.bad b{background:var(--danger);color:#300}
.st-op.off{opacity:.55}
.st-op:disabled{cursor:default}
.st-exp{margin:14px 0;padding:14px;border-radius:16px;font-size:14px;border:1px solid}
.st-exp.ok{border-color:#3ddc8466;background:#3ddc840f}
.st-exp.bad{border-color:#ff7a6b66;background:#ff7a6b0f}
.st-exp strong{display:block;margin-bottom:2px}

/* profe */
.st-chat{max-width:780px;margin:0 auto;display:grid;gap:10px}
.st-cmode{display:flex;gap:10px;align-items:center;flex-wrap:wrap}
.st-cmode .seg{margin:0;flex:1;min-width:240px}
.st-tally{font-size:13px;font-weight:700;color:var(--muted)}
.st-msgs{min-height:340px;max-height:58vh;overflow-y:auto;display:flex;flex-direction:column;gap:10px;padding:14px;border-radius:20px;background:var(--panel);border:1px solid var(--line)}
.st-msg{max-width:86%;position:relative}
.st-msg>div{padding:11px 14px;border-radius:16px;font-size:14px;line-height:1.5}
.st-msg.me{align-self:flex-end}
.st-msg.me>div{background:var(--accent);color:var(--accent-ink);border-bottom-right-radius:4px;white-space:pre-wrap}
.st-msg.bot{align-self:flex-start;display:grid;gap:6px;padding-right:30px}
.st-msg.bot>div{background:var(--panel2);border:1px solid var(--line2);border-bottom-left-radius:4px}
.st-msg.bot p+p{margin-top:6px}
.st-msg.bot ul{margin:4px 0;padding-left:18px}
.st-msg b{color:var(--accent)}
.st-oq{font-weight:700;border-color:var(--accent)!important}
.st-verd{justify-self:start;font-size:12.5px;font-weight:800;padding:4px 10px;border-radius:999px}
.st-verd.bien{background:#3ddc8422;color:#3ddc84}
.st-verd.casi{background:#ffb86b22;color:var(--warn)}
.st-verd.mal{background:#ff7a6b22;color:var(--danger)}
.st-say{position:absolute;right:0;bottom:2px;width:26px;height:26px;border-radius:8px;font-size:13px;opacity:.6}
.st-say:hover{opacity:1;background:var(--panel2)}
.st-dots{display:inline-flex;gap:4px;padding:12px 14px;border-radius:16px;background:var(--panel2)}
.st-dots i{width:7px;height:7px;border-radius:50%;background:var(--muted);animation:stdot 1.1s ease-in-out infinite}
.st-dots i:nth-child(2){animation-delay:.15s}.st-dots i:nth-child(3){animation-delay:.3s}
@keyframes stdot{50%{transform:translateY(-4px);opacity:.4}}
.st-empty .chips{justify-content:center;margin-top:6px}
.st-ask{display:flex;gap:8px;align-items:flex-end;padding:8px;border-radius:18px;background:var(--panel);border:1px solid var(--line2)}
.st-ask textarea{flex:1;border:0!important;background:transparent!important;resize:none;padding:10px;height:44px;min-height:44px;max-height:140px;box-shadow:none!important;outline:0}
.st-ctip{text-align:center;margin:0}

/* ---------- celular ---------- */
@media (max-width:1000px){
  .ly-grid{grid-template-columns:1fr}
  .ly-stage{position:static}
  .ly-panel{max-height:none}
}
@media (max-width:900px){
  .ly,.st{padding:14px 14px calc(110px + env(safe-area-inset-bottom))}
  .ly-hero,.st-hero{grid-template-columns:1fr;padding:20px 18px;border-radius:22px}
  .ly-hero h2,.st-hero h2{font-size:23px}
  .ly-hero-art{min-height:110px}
  .ly-hero-art span{font-size:26px}
  .st-hero-art{display:none}
  .ly-two,.st-two{grid-template-columns:1fr;gap:14px}
  .ly-cvw{height:min(62vh,640px)}
  .ly-presets{grid-template-columns:repeat(auto-fill,minmax(86px,1fr));gap:6px}
  .ly-2c{grid-template-columns:1fr}
  .ly-res{grid-template-columns:90px 1fr}
  .ly-res video{width:90px}
  .st-hide-m{display:none}
  .st-top h2{font-size:18px}
  .st-plan li{grid-template-columns:1fr;gap:2px}
  .st-secs{grid-template-columns:1fr}
  .st-msgs{max-height:52vh;min-height:280px}
  .st-flip{aspect-ratio:4/3}
}
@media (max-width:480px){
  .ly-presets{grid-template-columns:repeat(3,minmax(0,1fr))}
  .ly-row2{grid-template-columns:1fr}
}

/* tarjetas del Inicio */
.ht-ly{position:absolute;inset:0;z-index:-2;background:linear-gradient(160deg,#12002b,#3a0066);display:flex;flex-wrap:wrap;align-content:center;justify-content:center;gap:2px 10px;padding:16px 16px 70px}
.ht-ly b{font:400 30px/1 Righteous,Manrope,sans-serif;color:#fff;opacity:0;animation:lyw 4s ease-in-out infinite}
.ht-ly b:nth-child(2){animation-delay:.3s;color:#00f0ff;text-shadow:0 0 16px #00f0ff}.ht-ly b:nth-child(3){animation-delay:.6s}
.ht-st{position:absolute;inset:0;z-index:-2;background:radial-gradient(circle at 80% 10%,#7ae7ff33,transparent 60%),#10181c}
.ht-st i{position:absolute;padding:8px 11px;border-radius:12px;font-style:normal;font-weight:800;font-size:12px;box-shadow:0 8px 20px -8px #000a;animation:nbob 4s ease-in-out infinite}
.ht-st i:nth-child(1){left:10%;top:26%;background:#f4f1e8;color:#1b1b1b;transform:rotate(-5deg)}
.ht-st i:nth-child(2){right:20%;top:12%;background:var(--accent);color:var(--accent-ink);animation-delay:-1.4s}
.ht-st i:nth-child(3){right:14%;top:36%;background:#7ae7ff;color:#05202a;animation-delay:-2.6s}

.st-meta span+span::before{content:' · '}

/* figuras del profe (Estudio) */
.sd-fig{margin:12px 0;text-align:center}
.sd-fig button{display:inline-block;padding:0;border-radius:14px;overflow:hidden;background:#fff;border:1px solid var(--line2);box-shadow:0 10px 30px -14px #000c;cursor:zoom-in;max-width:100%}
.sd-fig img{display:block;width:min(100%,440px);height:auto;max-height:340px;object-fit:contain;background:#fff}
.sd-fig.q img{width:min(100%,520px);max-height:380px}
.sd-fig.chat{margin:4px 0;text-align:left}
.sd-fig.chat img{width:min(100%,360px)}
.st-card .sd-fig{margin:4px 0 10px}
.st-face.has-fig{gap:6px;padding:16px 20px}
.st-cfig{width:82%;height:auto;max-height:52%;object-fit:contain;background:#fff;border-radius:10px;border:1px solid #0001}
.st-face.has-fig b{font-size:clamp(15px,2.4vw,20px)}
.st-flip:has(.has-fig){aspect-ratio:4/3}
.sd-zoom{display:grid;gap:12px;justify-items:center;padding:6px}
.sd-zoom img{width:100%;max-width:900px;max-height:78vh;object-fit:contain;background:#fff;border-radius:14px}
@media (max-width:900px){.st-flip:has(.has-fig){aspect-ratio:3/4}.st-cfig{max-width:92%;max-height:50%}}
.st-hint{margin:2px 0 12px}
.st-quiz .st-pista{margin:0 0 12px}
.st-exp p{margin:4px 0 0}
.st-exp ul{margin:4px 0;padding-left:18px}
.st-rep{text-align:center;margin-top:16px}
.st-rep .linkish,.st-cmore .linkish[data-st="report"]{color:var(--muted);font-weight:600;text-decoration:none}
.st-rep .linkish:hover{color:var(--danger)}

/* ---------- Lyrics 0.35: videos gratis, marca de agua, fondos con movimiento y estilo personalizado ---------- */
.ly-free{margin-top:12px;font-size:13px;font-weight:700;color:var(--accent)}
.ly-plans{display:grid;grid-template-columns:1fr 1fr;gap:10px;max-width:720px;margin:6px auto 0}
.ly-plan{display:flex;gap:12px;align-items:center;padding:14px;border-radius:18px;border:1.5px solid var(--line2);background:var(--panel);text-align:left;color:var(--text)}
.ly-plan:hover{border-color:var(--accent)}
.ly-plan.on{border-color:var(--accent);box-shadow:0 0 0 3px #d7fa7822;background:linear-gradient(160deg,#d7fa780f,transparent 70%),var(--panel)}
.ly-plan-e{font-size:24px;width:44px;height:44px;border-radius:12px;background:var(--panel2);display:grid;place-items:center;flex:0 0 auto}
.ly-plan strong{display:block;font-size:14.5px}
.ly-plan small{color:var(--muted);font-size:12px}
.ly-plan-note,.ly-idea{max-width:720px;margin:0 auto;padding:12px 14px;border-radius:14px;background:var(--panel2);border:1px solid var(--line2);font-size:13.5px}
.ly-idea{display:grid;gap:2px;margin-bottom:14px}.ly-idea small{color:var(--muted)}
.ly-short{margin-top:8px;font-size:13px;color:var(--warn)}
.ly-buy{font-weight:800;color:var(--accent);text-decoration:underline}
.ly-wmb{display:flex;flex-wrap:wrap;gap:8px;align-items:center;justify-content:space-between;padding:10px 12px;margin-bottom:8px;border-radius:14px;background:var(--panel);border:1px solid var(--line2)}
.ly-wmb.ok{border-color:var(--accent)}
.ly-wmb-t{display:grid;font-size:13px}.ly-wmb-t small{color:var(--muted);font-size:11.5px}
.ly-wmb-ask{display:flex;flex-wrap:wrap;gap:6px;align-items:center;font-size:12.5px;font-weight:700}
.ly-wmtip{margin:0}
.ly-bgm{margin:6px 0 10px;display:flex;flex-wrap:wrap}
.ly-bgm button{flex:1 1 auto;font-size:12.5px}
.ly-bgbody .tip{margin-top:6px}
.ly-photo video{width:64px;height:64px;object-fit:cover;border-radius:12px;background:#000}
.ly-photo-b{display:flex;flex-wrap:wrap;gap:6px;align-items:center}
.ly-ok{color:var(--accent);font-weight:800;font-size:12px}
.ly-sl{display:grid;gap:8px;margin-top:12px;padding:12px;border-radius:14px;background:var(--panel2)}
.ly-sl label{display:grid;gap:4px;font-size:12.5px;font-weight:700}
.ly-sl label span{display:flex;justify-content:space-between}.ly-sl b{color:var(--accent);font-variant-numeric:tabular-nums}
.ly-sl input{accent-color:var(--accent);width:100%}
.ly-sl .tip{margin:0}
.ly-anis{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px}
.ly-ani{display:grid;gap:3px;align-content:start;padding:10px;border-radius:14px;border:1.5px solid var(--line);background:var(--panel2);text-align:left;color:var(--text)}
.ly-ani.on{border-color:var(--accent);box-shadow:0 0 0 3px #d7fa7818}
.ly-ani-e{font-size:20px}.ly-ani strong{font-size:12.5px}.ly-ani small{color:var(--muted);font-size:11px;line-height:1.3}
.ly-ani em{font-style:normal;font-weight:800;font-size:12px;color:var(--accent);margin-top:2px}
.ly-anigo{margin-top:10px;width:100%}
.ly-ani-m{justify-self:start;margin-top:4px;padding:2px 7px;border-radius:99px;background:#ffffff10;border:1px solid var(--line);font-size:10.5px;font-weight:700;color:var(--text);opacity:.85}
.ly-anim-ms{flex-wrap:wrap}
.ly-anwait{display:flex;gap:10px;align-items:center;padding:12px;border-radius:14px;background:var(--panel2)}
.ly-anwait span:last-child{display:grid}.ly-anwait small{color:var(--muted)}
.ly-pre-cus .ly-pre-art{background:conic-gradient(from 200deg,#ff3ea5,#7a5cff,#00f0ff,#d7fa78,#ff3ea5)}
.ly-pre-cus .ly-pre-art i{position:absolute;inset:0;display:grid;place-items:center;font-size:30px;font-style:normal}
.ly-cus{margin-top:12px;padding:14px;border-radius:16px;border:1.5px solid var(--accent);background:linear-gradient(160deg,#d7fa780d,transparent 60%),var(--panel2);display:grid;gap:8px}
.ly-cus-h{display:flex;justify-content:space-between;align-items:center}
.ly-cus .tip{margin:0}
.ly-cus .go{width:100%}
.ly-cus-ex .chip{font-size:11.5px}
.ly-cus-cur{display:flex;gap:10px;align-items:center;padding:10px;border-radius:12px;background:var(--panel)}
.ly-cus-cur>span{font-size:26px}.ly-cus-cur small{display:block;color:var(--muted);font-size:12px}
.ly-cus-row{display:flex;gap:6px}.ly-cus-row .inp{flex:1;min-width:0}
@media (max-width:900px){
  .ly-plans{grid-template-columns:1fr}
  .ly-anis{grid-template-columns:1fr}
  .ly-cus-row{flex-wrap:wrap}.ly-cus-row .btn{width:100%}
}
/* Lyrics 0.48.3: video con música, velo de color y ajuste al formato */
.ly-drops{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.ly-songv{align-items:flex-start}
.ly-songv video{width:120px;max-height:160px;border-radius:10px;background:#000;flex-shrink:0}
.ly-songv .tip{margin-top:4px;font-size:12px}
.ly-songv>div{flex:1;min-width:0}
.ly-vprep{display:flex;gap:12px;align-items:center;padding:14px;border-radius:16px;background:var(--panel2);border:1px solid var(--line2)}
.ly-vprep>div{flex:1;min-width:0;display:grid;gap:4px}
.ly-vprep small{color:var(--muted)}
.ly-vbar{display:block;height:6px;border-radius:9px;background:var(--line);overflow:hidden}
.ly-vbar i{display:block;height:100%;background:var(--accent);transition:width .2s}
.ly-veil{display:flex;align-items:center;gap:8px;flex-wrap:wrap;margin-top:6px}
.ly-veil>span{font-size:12.5px;color:var(--muted);margin-right:4px}
.ly-sw{width:30px;height:30px;border-radius:50%;border:2px solid var(--line2);background:var(--panel2);color:var(--muted);font-size:11px;font-weight:800;display:grid;place-items:center;position:relative;cursor:pointer}
.ly-sw.on{border-color:var(--accent);box-shadow:0 0 0 2px #d7fa7833}
.ly-swc{background-image:conic-gradient(#f55,#fd5,#5f8,#5cf,#a6f,#f55)!important}
.ly-swc input{position:absolute;inset:0;opacity:0;cursor:pointer;width:100%;height:100%}
@media (max-width:760px){.ly-drops{grid-template-columns:1fr}}
/* Lyrics 0.48.4: color de la letra, mix aleatorio, paréntesis */
.ly-qcs{margin-top:14px;padding:12px;border-radius:14px;background:var(--panel2);border:1px solid var(--line);display:grid;gap:8px}
.ly-qcs .lbl{margin:0}
.ly-qc{display:flex;align-items:center;gap:6px;flex-wrap:wrap}
.ly-qc>span{font-size:12.5px;font-weight:700;min-width:150px;color:var(--text)}
.ly-qc .ly-sw{width:26px;height:26px}
.ly-chk{display:flex;gap:8px;align-items:flex-start;margin-top:10px;font-size:13px;font-weight:600;cursor:pointer}
.ly-chk input{margin-top:3px;accent-color:var(--accent)}
.ly-chk small{display:block;color:var(--muted);font-weight:400}
@media (max-width:760px){.ly-qc>span{min-width:100%}}

/* 0.72.2 · en paneles con scroll, lo de adentro no se aplasta */
.st-msgs>*{flex-shrink:0}