:root{
  --bg:#0d1117;--panel:#151b24;--panel2:#1b2330;--line:#2b3545;--text:#eef3fb;--muted:#9ba8ba;
  --accent:#68a7ff;--accent2:#87d4ff;--danger:#ff6f7d;--ok:#56d39b;--shadow:0 18px 60px rgba(0,0,0,.32);
  --topbar-h:82px
}
*{box-sizing:border-box}html,body{height:100%}body{margin:0;overflow:hidden;background:linear-gradient(180deg,#0b0f15,#101722 60%,#0c1118);color:var(--text);font-family:Inter,"Microsoft YaHei","PingFang SC",Arial,sans-serif;font-size:14px}
button,input,select,textarea{font:inherit}.topbar{position:relative;z-index:20;height:var(--topbar-h);display:flex;justify-content:space-between;align-items:center;padding:14px 28px;background:rgba(13,17,23,.93);backdrop-filter:blur(16px);border-bottom:1px solid var(--line)}
.topbar h1{font-size:22px;margin:0 0 5px}.topbar p{margin:0;color:var(--muted)}.status-pill{padding:8px 12px;border-radius:999px;background:#202b3a;color:#c8d4e5;border:1px solid #34445a;font-size:12px}
.status-pill.ok{background:rgba(86,211,155,.12);border-color:rgba(86,211,155,.45);color:#8cf0c2}.status-pill.bad{background:rgba(255,111,125,.1);border-color:rgba(255,111,125,.45);color:#ff9ca5}
.layout{display:grid;grid-template-columns:minmax(640px,1.6fr) minmax(390px,.9fr);gap:20px;padding:18px 22px;height:calc(100vh - var(--topbar-h));max-width:1700px;margin:0 auto;overflow:hidden}.panel{background:rgba(21,27,36,.92);border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow);min-height:0}.settings-panel{padding:22px;overflow-y:auto;overflow-x:hidden;overscroll-behavior:contain;scrollbar-gutter:stable}.preview-panel{padding:18px;min-height:0;overflow:hidden}.sticky{height:100%;min-height:0;display:flex;flex-direction:column;overflow-y:auto;overflow-x:hidden;overscroll-behavior:contain;scrollbar-gutter:stable;padding-right:4px}
.section-title{display:flex;align-items:center;gap:10px;margin:4px 0 14px}.section-title span{display:grid;place-items:center;width:32px;height:32px;border-radius:9px;background:linear-gradient(135deg,var(--accent),#8468ff);font-weight:800}.section-title h2{font-size:17px;margin:0}.grid2,.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.form-grid.compact{grid-template-columns:repeat(3,minmax(0,1fr));margin-top:12px}
label{display:flex;flex-direction:column;gap:7px;color:#dce5f3;font-size:13px}input[type=text],input[type=number],select,textarea{width:100%;background:#0f151e;border:1px solid #344052;color:var(--text);border-radius:10px;padding:10px 11px;outline:none}textarea{resize:vertical;line-height:1.45;min-height:90px}input:focus,select:focus,textarea:focus{border-color:var(--accent);box-shadow:0 0 0 3px rgba(104,167,255,.12)}input[type=color]{width:100%;height:38px;padding:2px;background:#0f151e;border:1px solid #344052;border-radius:9px}.range-row{display:flex;align-items:center;gap:10px}.range-row input{flex:1}.range-row b{min-width:42px;text-align:right}
.switch-row,.button-row{display:flex;gap:10px;align-items:center;flex-wrap:wrap;margin-top:13px}.switch{display:flex;flex-direction:row;align-items:center;gap:8px;cursor:pointer}.switch input{display:none}.switch span{width:38px;height:22px;border-radius:999px;background:#303a48;position:relative;transition:.2s}.switch span:after{content:"";position:absolute;width:16px;height:16px;background:white;border-radius:50%;left:3px;top:3px;transition:.2s}.switch input:checked+span{background:var(--accent)}.switch input:checked+span:after{transform:translateX(16px)}
button,.file-btn{border:1px solid #40506a;background:#243145;color:#eaf2ff;border-radius:10px;padding:9px 12px;cursor:pointer;transition:.18s;display:inline-flex;align-items:center;justify-content:center;gap:6px}.file-btn input{display:none}button:hover,.file-btn:hover{transform:translateY(-1px);border-color:#5e7ca4}.secondary{background:#202b3b}.danger{background:#4a242c;border-color:#73404a;color:#ffbdc4}.ghost{background:transparent}.primary{background:linear-gradient(135deg,#4f8fff,#765eff);border:0;font-weight:800}.big{width:100%;padding:13px 16px;font-size:15px}.hint{font-size:12px;line-height:1.55;color:var(--muted);margin:10px 0 20px}
.library-card,.editor-card{background:var(--panel2);border:1px solid #2c3748;border-radius:14px;padding:14px;margin-bottom:12px}.lib-head,.editor-head{display:flex;justify-content:space-between;align-items:center;gap:12px}.lib-head span,.editor-head small{color:var(--muted);font-size:12px}.file-name{font-size:12px;color:#b8c5d6;margin-top:10px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.pip-card .form-grid{margin-top:12px}.pip-card .switches{display:flex;gap:16px;flex-wrap:wrap}.divider{height:1px;background:#2d3848;margin:14px 0}
.preview-title-row{flex-wrap:wrap}.preview-master-switch{margin-left:auto}.preview-shell{display:flex;align-items:center;justify-content:center;height:min(60vh,620px);min-height:300px;background:#0a0e14;border:1px solid #293344;border-radius:15px;padding:12px;overflow:hidden;position:relative}.preview-stage{position:relative;flex:0 0 auto;width:260px;height:462px;background:#05070a;overflow:hidden;border-radius:11px;box-shadow:0 0 0 1px rgba(255,255,255,.05);transition:width .12s ease,height .12s ease}.preview-stage video,.preview-stage img{width:100%;height:100%;display:block}.preview-stage>video{position:absolute;inset:0;object-fit:cover}.preview-pip{position:absolute;left:0;top:0;width:45%;height:45%;overflow:hidden;pointer-events:none}.preview-pip video,.preview-pip img{width:100%;height:100%;object-fit:cover}.preview-text{position:absolute;white-space:pre;max-width:none;padding:5px 8px;line-height:1.2;transform-origin:left top;pointer-events:none;word-break:normal;overflow:visible;--ul-color:#fff;--ul-gap:6px;--ul-thin:1px;--ul-thick:3px;--ul-sep:2px}.preview-text-line{display:inline-block;position:relative;white-space:pre}.preview-sub{left:50%;transform:translateX(-50%);text-align:center;max-width:none}.preview-disabled-overlay{position:absolute;inset:0;z-index:50;display:none;place-items:center;text-align:center;align-content:center;background:rgba(5,7,10,.88);color:#d9e5f7;font-size:15px;line-height:1.5;padding:24px}.preview-disabled-overlay small{color:var(--muted);font-size:11px}.preview-stage.preview-off .preview-disabled-overlay,.preview-stage.preview-suspended .preview-disabled-overlay{display:grid}.preview-stage.preview-suspended .preview-disabled-overlay{background:rgba(5,7,10,.82)}.preview-controls{display:grid;grid-template-columns:150px minmax(0,1fr);gap:10px;align-items:center;margin-top:10px}.preview-play{height:38px;padding:0 14px;white-space:nowrap}#previewAudio{width:100%;height:38px;margin:0}#previewAudio.preview-audio-disabled{opacity:.45;pointer-events:none}.preview-play:disabled{opacity:.45;cursor:not-allowed}.preview-info{text-align:center;color:var(--muted);font-size:12px;margin:6px 0 4px}.preview-hint{margin:4px 0 18px}
.job-card{background:var(--panel2);border:1px solid #2c3748;border-radius:14px;padding:14px}.job-actions{display:grid;grid-template-columns:1fr 1fr;margin-top:8px}.job-actions>button{width:100%;margin:0}.inline-control{display:flex;flex-direction:column;justify-content:flex-end;gap:7px;color:#dce5f3;font-size:13px}.switch.mini{min-height:40px;padding:0 2px}.switch.mini span{width:34px;height:20px}.switch.mini span:after{width:14px;height:14px}.switch.mini input:checked+span:after{transform:translateX(14px)}.progress-block{margin-top:13px}.progress-label{display:flex;justify-content:space-between;font-size:12px;color:#c7d2e1;margin-bottom:6px}.progress{height:8px;background:#0d131b;border-radius:999px;overflow:hidden}.progress i{display:block;width:0;height:100%;background:linear-gradient(90deg,var(--accent),var(--accent2));border-radius:inherit;transition:width .15s}.log{height:170px;overflow:auto;background:#0b1017;border:1px solid #2b3545;border-radius:10px;padding:10px;color:#a9bdd6;font-size:11px;line-height:1.5;white-space:pre-wrap}.output-links{display:grid;gap:6px}.output-links a{color:#9ed0ff;text-decoration:none;font-size:12px;padding:8px 10px;background:#111925;border-radius:8px;border:1px solid #28364a}.toast{position:fixed;right:22px;bottom:22px;z-index:100;background:#202b38;border:1px solid #40516a;color:#f3f7fd;padding:12px 16px;border-radius:12px;box-shadow:var(--shadow);opacity:0;transform:translateY(10px);pointer-events:none;transition:.2s;max-width:420px}.toast.show{opacity:1;transform:none}.toast.error{border-color:#81424d;color:#ffc2c8}
/* v1.4 独立工作区：左侧功能区与右侧预览区互不带动滚动 */
.settings-panel,.sticky{scrollbar-width:thin;scrollbar-color:#465873 #111823}.settings-panel::-webkit-scrollbar,.sticky::-webkit-scrollbar{width:10px}.settings-panel::-webkit-scrollbar-track,.sticky::-webkit-scrollbar-track{background:#111823;border-radius:999px}.settings-panel::-webkit-scrollbar-thumb,.sticky::-webkit-scrollbar-thumb{background:#465873;border-radius:999px;border:2px solid #111823}.settings-panel::-webkit-scrollbar-thumb:hover,.sticky::-webkit-scrollbar-thumb:hover{background:#5a7092}.preview-panel .section-title{flex:0 0 auto}.preview-shell{flex:0 0 auto}.job-card{flex:0 0 auto}.preview-info{flex:0 0 auto}
@media(max-width:1100px){html,body{height:auto}body{overflow:auto}.topbar{height:auto;min-height:72px;position:sticky;top:0}.layout{height:auto;overflow:visible;grid-template-columns:1fr}.settings-panel{overflow:visible}.preview-panel{overflow:visible}.sticky{height:auto;overflow:visible;padding-right:0}.preview-shell{height:min(68vh,680px);min-height:300px}.preview-stage{max-width:100%;max-height:100%}}@media(max-width:720px){.preview-controls{grid-template-columns:1fr}.job-actions{grid-template-columns:1fr}.preview-play{width:100%}.layout{padding:10px}.settings-panel,.preview-panel{padding:14px}.grid2,.form-grid,.form-grid.compact{grid-template-columns:1fr}.topbar{padding:14px 16px}.topbar p{display:none}.status-pill{font-size:10px}}


.preview-text-line[data-underline="thinThick"]::before,.preview-text-line[data-underline="thinThick"]::after,.preview-text-line[data-underline="thickThin"]::before,.preview-text-line[data-underline="thickThin"]::after{content:"";position:absolute;left:0;right:0;background:var(--ul-color);pointer-events:none;}
.preview-text-line[data-underline="thinThick"]::before{top:calc(100% + var(--ul-gap));height:var(--ul-thin)}
.preview-text-line[data-underline="thinThick"]::after{top:calc(100% + var(--ul-gap) + var(--ul-thin) + var(--ul-sep));height:var(--ul-thick)}
.preview-text-line[data-underline="thickThin"]::before{top:calc(100% + var(--ul-gap));height:var(--ul-thick)}
.preview-text-line[data-underline="thickThin"]::after{top:calc(100% + var(--ul-gap) + var(--ul-thick) + var(--ul-sep));height:var(--ul-thin)}

/* Remote control / licensing */
.top-actions{display:flex;align-items:center;gap:8px;flex-wrap:wrap;justify-content:flex-end}.mini-btn{padding:7px 10px;font-size:12px}.admin-link{color:#9ed0ff;text-decoration:none;font-size:12px;padding:7px 9px;border:1px solid #34445a;border-radius:9px;background:#182231}.admin-link:hover{border-color:#5e7ca4}
.auth-gate{position:fixed;inset:0;z-index:1000;background:rgba(5,8,12,.93);backdrop-filter:blur(14px);display:none;place-items:center;padding:24px}.auth-gate.show{display:grid}.auth-card{width:min(620px,96vw);background:#151b24;border:1px solid #33445b;border-radius:20px;padding:26px;box-shadow:0 24px 90px rgba(0,0,0,.55)}.auth-logo{width:56px;height:56px;border-radius:16px;display:grid;place-items:center;background:linear-gradient(135deg,#4f8fff,#765eff);font-weight:900;font-size:18px}.auth-card h2{margin:15px 0 8px;font-size:22px}.auth-desc{color:var(--muted);line-height:1.7}.auth-card input{font-family:Consolas,monospace;font-size:14px}.auth-message{margin-top:14px;padding:12px;border-radius:10px;background:#101925;border:1px solid #29384c;color:#bcd0ea;line-height:1.55}.auth-message.error{border-color:#6e3842;background:#24141a;color:#ffb8c0}.auth-help{display:flex;justify-content:space-between;gap:12px;margin-top:14px;flex-wrap:wrap}.auth-help a{color:#8fc9ff;text-decoration:none;font-size:12px}
@media(max-width:900px){.top-actions .status-pill:nth-child(2){display:none}.admin-link{display:none}}