:root{
  --bg:#09090b;--panel:rgba(20,20,24,.78);--panel-solid:#141418;--text:#f5f5f7;--muted:#9b9ba6;
  --line:rgba(255,255,255,.09);--line-strong:rgba(255,255,255,.16);--accent:#a78bfa;--accent2:#67e8f9;
  --danger:#fb7185;--shadow:0 24px 80px rgba(0,0,0,.35);--radius:22px;
}
[data-theme="light"]{--bg:#f4f4f5;--panel:rgba(255,255,255,.78);--panel-solid:#fff;--text:#151519;--muted:#62626d;--line:rgba(0,0,0,.08);--line-strong:rgba(0,0,0,.14);--shadow:0 24px 70px rgba(24,24,27,.12)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:radial-gradient(circle at 50% -20%,rgba(167,139,250,.11),transparent 35%),var(--bg);color:var(--text);font-family:"DM Sans",system-ui,sans-serif;min-height:100vh}
button,input,textarea,select{font:inherit}button{cursor:pointer;color:inherit}button:disabled{cursor:not-allowed;opacity:.45}
.app-shell{width:min(1240px,calc(100% - 32px));margin:auto;position:relative}.ambient{position:fixed;width:360px;height:360px;border-radius:50%;filter:blur(90px);opacity:.11;pointer-events:none;z-index:-1}.ambient-a{background:#8b5cf6;top:18%;left:-180px}.ambient-b{background:#06b6d4;right:-180px;top:55%}
.topbar{height:82px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line)}.brand{display:flex;gap:12px;align-items:center;text-decoration:none;color:inherit}.brand-mark{display:grid;place-items:center;width:38px;height:38px;border-radius:12px;background:linear-gradient(135deg,var(--accent),var(--accent2));color:#0b0b0d;font:700 13px "Space Grotesk";box-shadow:0 8px 30px rgba(167,139,250,.25)}.brand strong{display:block;font:700 15px "Space Grotesk";letter-spacing:-.2px}.brand small{display:block;color:var(--muted);font-size:9px;letter-spacing:1.8px;margin-top:2px}.top-actions,.head-tools,.preset-actions,.share-actions,.transport,.clone-actions{display:flex;align-items:center;gap:9px}.engine-pill,.beta-pill{border:1px solid var(--line);background:var(--panel);padding:7px 10px;border-radius:999px;color:var(--muted);font-size:11px}.engine-pill i,.pulse-dot{display:inline-block;width:6px;height:6px;border-radius:50%;background:#34d399;margin-right:7px;box-shadow:0 0 12px #34d399}.icon-btn{width:36px;height:36px;border-radius:11px;border:1px solid var(--line);background:var(--panel);font-size:17px}.icon-btn:hover,.mini-btn:hover,.ghost-btn:hover{border-color:var(--line-strong);background:rgba(255,255,255,.05)}
.hero{padding:74px 0 48px;display:flex;justify-content:space-between;align-items:flex-end;gap:30px}.eyebrow,.kicker{font:700 10px "Space Grotesk";letter-spacing:1.7px;color:var(--accent2)}h1{font:700 clamp(44px,7vw,82px) "Space Grotesk";line-height:.96;letter-spacing:-4px;margin:14px 0 18px}h1 em{font-style:normal;background:linear-gradient(90deg,var(--accent),var(--accent2));-webkit-background-clip:text;background-clip:text;color:transparent}h2{font:700 21px "Space Grotesk";margin:6px 0 0;letter-spacing:-.5px}.hero p{max-width:690px;color:var(--muted);font-size:15px;line-height:1.65;margin:0}.hero-badge{white-space:nowrap;color:var(--muted);font-size:12px;padding:10px 13px;border:1px solid var(--line);border-radius:999px;background:var(--panel);backdrop-filter:blur(16px)}
.workspace{display:grid;grid-template-columns:minmax(0,1.55fr) minmax(330px,.9fr);gap:16px}.panel{border:1px solid var(--line);background:linear-gradient(145deg,rgba(255,255,255,.045),rgba(255,255,255,.012)),var(--panel);backdrop-filter:blur(22px);border-radius:var(--radius);box-shadow:var(--shadow);padding:24px}.panel-head{display:flex;justify-content:space-between;align-items:flex-start;gap:15px;margin-bottom:20px}.panel-head .kicker{color:var(--muted)}select,.switch-label{border:1px solid var(--line);background:var(--panel-solid);color:var(--muted);border-radius:10px;padding:9px 11px;font-size:11px}.switch-label{display:flex;align-items:center;gap:7px}.switch-label input{position:absolute;opacity:0}.switch{width:27px;height:15px;background:#3f3f46;border-radius:999px;position:relative}.switch:after{content:"";position:absolute;width:11px;height:11px;top:2px;left:2px;background:#fff;border-radius:50%;transition:.2s}.switch-label input:checked+.switch{background:var(--accent)}.switch-label input:checked+.switch:after{left:14px}
.language-note{font-size:11px;color:var(--muted);background:rgba(103,232,249,.05);border:1px solid rgba(103,232,249,.1);padding:9px 11px;border-radius:10px;margin:-4px 0 14px}.language-note.warn{border-color:rgba(251,113,133,.14);background:rgba(251,113,133,.04)}
textarea{width:100%;min-height:230px;resize:vertical;border:1px solid var(--line);outline:none;background:rgba(0,0,0,.18);color:var(--text);border-radius:16px;padding:18px;font-size:16px;line-height:1.65;transition:.2s;border-color:var(--line)}textarea:focus{border-color:rgba(167,139,250,.55);box-shadow:0 0 0 4px rgba(167,139,250,.08)}.composer-foot{display:flex;justify-content:space-between;color:var(--muted);font-size:10px;padding:8px 2px 16px}.shortcut-hint{display:flex;gap:5px;align-items:center}kbd{border:1px solid var(--line-strong);border-bottom-width:2px;border-radius:5px;padding:2px 5px;font-size:9px}
.primary-btn,.secondary-btn,.ghost-btn,.mini-btn{border:1px solid var(--line);border-radius:11px;padding:11px 14px;background:var(--panel-solid);font-size:12px;font-weight:600;transition:transform .18s,border-color .18s,background .18s}.primary-btn{border:0;background:linear-gradient(135deg,var(--accent),#8b5cf6);color:#09090b;box-shadow:0 8px 24px rgba(139,92,246,.22)}.primary-btn:hover{transform:translateY(-1px)}.secondary-btn{background:rgba(167,139,250,.09);border-color:rgba(167,139,250,.2)}.ghost-btn{background:transparent}.mini-btn{padding:8px 10px;color:var(--muted);font-size:10px}.transport{margin-bottom:20px}.transport .primary-btn{flex:1}.wave-card{border:1px solid var(--line);border-radius:16px;background:rgba(0,0,0,.13);position:relative;overflow:hidden}.wave-meta{display:flex;justify-content:space-between;padding:11px 13px;color:var(--muted);font:700 9px "Space Grotesk";letter-spacing:1.4px}.wave-card canvas{display:block;width:100%;height:150px}.wave-placeholder{position:absolute;inset:55px 0 0;display:grid;place-items:center;color:rgba(155,155,166,.45);font-size:11px;pointer-events:none}
.controls{display:grid;gap:17px}.control-row{padding:0 0 3px}.control-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:9px}.control-top label{font-size:12px;font-weight:600}.control-sub{color:var(--muted);font-size:9px}.number-input{width:58px;text-align:right;padding:6px 7px;border-radius:8px;border:1px solid var(--line);background:rgba(0,0,0,.16);color:var(--text);outline:none}.range-wrap{display:flex;align-items:center;gap:9px}.range-wrap input[type=range]{width:100%}input[type=range]{appearance:none;height:4px;border-radius:99px;background:linear-gradient(90deg,var(--accent) var(--fill,30%),rgba(255,255,255,.1) var(--fill,30%));outline:none}input[type=range]::-webkit-slider-thumb{appearance:none;width:17px;height:17px;border-radius:50%;background:#fff;border:3px solid var(--accent);box-shadow:0 0 0 3px rgba(167,139,250,.12)}input[type=range]::-moz-range-thumb{width:12px;height:12px;border-radius:50%;background:#fff;border:3px solid var(--accent)}.designer-tools{margin-top:23px;border-top:1px solid var(--line);padding-top:18px}.section-title{font:700 10px "Space Grotesk";color:var(--muted);letter-spacing:1px;margin-bottom:10px}.smart-grid{display:grid;grid-template-columns:1fr 1fr;gap:7px}.smart-grid button{border:1px solid var(--line);background:rgba(255,255,255,.025);padding:9px;border-radius:9px;color:var(--muted);font-size:10px;text-align:left}.smart-grid button:hover{color:var(--text);border-color:var(--line-strong);transform:translateY(-1px)}
.preset-panel,.lower-grid,.share-panel{margin-top:16px}.preset-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:9px}.preset{border:1px solid var(--line);background:rgba(255,255,255,.02);padding:13px;border-radius:13px;text-align:left;min-height:82px;transition:.18s}.preset:hover{border-color:rgba(167,139,250,.45);transform:translateY(-2px)}.preset.active{border-color:var(--accent);background:rgba(167,139,250,.09)}.preset .preset-icon{font-size:19px}.preset strong{display:block;font-size:11px;margin-top:8px}.preset span{font-size:9px;color:var(--muted)}.file-btn{position:relative;overflow:hidden;display:inline-flex;align-items:center}.file-btn input{position:absolute;inset:0;opacity:0;cursor:pointer}
.lower-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:16px}.muted{color:var(--muted);font-size:12px;line-height:1.6}.dropzone{border:1px dashed var(--line-strong);border-radius:15px;padding:25px;text-align:center;background:rgba(0,0,0,.1);position:relative;transition:.2s}.dropzone.drag{border-color:var(--accent);background:rgba(167,139,250,.07)}.dropzone input{position:absolute;inset:0;opacity:0;cursor:pointer}.drop-icon{font-size:26px;color:var(--accent);margin-bottom:8px}.dropzone strong{display:block;font-size:12px}.dropzone>span{display:block;color:var(--muted);font-size:10px;margin-top:4px}.file-name{color:var(--accent2);font-size:10px;margin-top:12px}.progress-wrap{margin-top:15px}.progress-line{display:flex;justify-content:space-between;color:var(--muted);font-size:10px;margin-bottom:7px}.progress{height:5px;background:rgba(255,255,255,.08);border-radius:99px;overflow:hidden}.progress i{display:block;width:0;height:100%;background:linear-gradient(90deg,var(--accent),var(--accent2));transition:width .2s}.clone-actions{margin-top:13px}.tiny-note{font-size:9px;color:var(--muted);line-height:1.5}.history-list{display:grid;gap:7px;max-height:300px;overflow:auto}.history-item{display:grid;grid-template-columns:1fr auto;gap:10px;padding:10px;border:1px solid var(--line);border-radius:10px}.history-item button{border:0;background:none;color:var(--accent2);font-size:10px}.history-text{font-size:10px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.history-meta{font-size:9px;color:var(--muted);margin-top:3px}.empty{color:var(--muted);font-size:11px;padding:20px 0;text-align:center}.share-panel{display:flex;align-items:center;justify-content:space-between;gap:20px}.share-actions{flex-shrink:0}footer{padding:28px 4px 55px;color:var(--muted);font-size:9px;display:flex;justify-content:space-between;gap:20px;line-height:1.5}
.toast{position:fixed;left:50%;bottom:22px;transform:translate(-50%,20px);opacity:0;pointer-events:none;padding:10px 14px;border:1px solid var(--line-strong);background:rgba(18,18,22,.94);backdrop-filter:blur(18px);border-radius:10px;font-size:11px;z-index:20;transition:.22s}.toast.show{opacity:1;transform:translate(-50%,0)}dialog{width:min(520px,calc(100% - 28px));border:1px solid var(--line-strong);background:var(--panel-solid);color:var(--text);border-radius:20px;padding:23px;box-shadow:var(--shadow)}dialog::backdrop{background:rgba(0,0,0,.65);backdrop-filter:blur(5px)}.dialog-head{display:flex;justify-content:space-between}.full{width:100%;margin-top:8px}

@media(max-width:900px){.workspace,.lower-grid{grid-template-columns:1fr}.preset-grid{grid-template-columns:repeat(3,1fr)}.hero{padding-top:50px}.hero-badge{display:none}}
@media(max-width:620px){.app-shell{width:min(100% - 18px,1240px)}.topbar{height:68px}.engine-pill{display:none}.hero{padding:45px 4px 30px}.hero h1{letter-spacing:-2.5px}.panel{padding:17px;border-radius:18px}.panel-head{flex-direction:column}.head-tools{width:100%;justify-content:space-between}.preset-grid{grid-template-columns:repeat(2,1fr)}.transport{flex-wrap:wrap}.transport .primary-btn{min-width:100%}.lower-grid{gap:10px}.share-panel{display:block}.share-actions{margin-top:15px}.share-actions button{flex:1}footer{display:block}.top-actions{gap:5px}textarea{min-height:210px}.smart-grid{grid-template-columns:1fr 1fr}}
.phoneme-help{display:flex;justify-content:space-between;gap:12px;align-items:center;margin:-4px 0 14px;padding:11px 12px;border:1px solid rgba(167,139,250,.22);background:rgba(167,139,250,.06);border-radius:11px}.phoneme-help strong{display:block;font-size:10px}.phoneme-help span{display:block;color:var(--muted);font-size:9px;margin-top:3px}.phoneme-help code{color:var(--accent2);font-family:ui-monospace,monospace}.recording{border-color:rgba(251,113,133,.45)!important;color:var(--danger)!important;background:rgba(251,113,133,.06)!important}.clone-actions{flex-wrap:wrap}

.phoneme-help{display:flex;align-items:center;justify-content:space-between;gap:12px;border:1px solid rgba(167,139,250,.18);background:rgba(167,139,250,.055);padding:11px 12px;border-radius:11px;margin:-3px 0 12px;font-size:10px;color:var(--muted)}.phoneme-help strong{display:block;color:var(--text);font-size:11px;margin-bottom:3px}.phoneme-help code{font-family:ui-monospace,SFMono-Regular,monospace;color:var(--accent2)}.recording{border-color:rgba(251,113,133,.45)!important;color:var(--danger)!important;background:rgba(251,113,133,.07)!important}