:root{--brand:#4f46e5;--brand-d:#4338ca;--brand-l:#eef2ff;--bg:#f5f6fb;--card:#fff;--ink:#0f172a;--ink2:#475569;--ink3:#94a3b8;--line:#e2e8f0;--ok:#16a34a;--warn:#f59e0b;--bad:#dc2626;--r:14px;--sh:0 1px 2px rgba(15,23,42,.05),0 4px 14px rgba(15,23,42,.06)}
*{box-sizing:border-box}
html,body{margin:0;height:100%}
body{font-family:Inter,"Segoe UI",system-ui,-apple-system,Roboto,Helvetica,Arial,sans-serif;background:var(--bg);color:var(--ink);font-size:15px;line-height:1.45;-webkit-text-size-adjust:100%}
h1,h2,h3{margin:0;line-height:1.2}
a{color:var(--brand)}
button,input,select,textarea{font:inherit;color:inherit}
.hidden{display:none!important}
/* layout */
.shell{display:flex;min-height:100vh}
.side{width:236px;background:#fff;border-right:1px solid var(--line);padding:18px 14px;display:flex;flex-direction:column;position:sticky;top:0;height:100vh;flex:none}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:19px;padding:4px 8px 18px}
.brand .logo{width:34px;height:34px;border-radius:10px;background:linear-gradient(135deg,#4f46e5,#7c3aed);color:#fff;display:grid;place-items:center;font-size:18px}
.nav{display:flex;flex-direction:column;gap:2px;flex:1;overflow:auto}
.nav a{display:flex;align-items:center;gap:12px;padding:10px 12px;border-radius:10px;color:var(--ink2);text-decoration:none;font-weight:600}
.nav a .ic{width:22px;text-align:center;font-size:18px}
.nav a:hover{background:#f1f5f9;color:var(--ink)}
.nav a.on{background:var(--brand-l);color:var(--brand)}
.nav .sep{height:1px;background:var(--line);margin:10px 4px}
.me{border-top:1px solid var(--line);padding-top:12px;font-size:13px;color:var(--ink2);display:flex;align-items:center;gap:10px}
.me .av{width:34px;height:34px;border-radius:50%;background:var(--brand-l);color:var(--brand);display:grid;place-items:center;font-weight:700;flex:none}
.me .nm{flex:1;min-width:0}.me .nm b{display:block;color:var(--ink);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.main{flex:1;min-width:0;padding:28px 32px 60px;max-width:1280px}
.topbar{display:none}
.page-h{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-bottom:20px}
.page-h h1{font-size:26px;font-weight:800;flex:1;min-width:160px}
.page-h .sub{color:var(--ink2);font-size:14px;width:100%;margin-top:-6px}
/* components */
.card{background:var(--card);border-radius:var(--r);box-shadow:var(--sh);padding:18px}
.grid{display:grid;gap:16px}
.grid.c2{grid-template-columns:repeat(auto-fill,minmax(300px,1fr))}
.grid.c3{grid-template-columns:repeat(auto-fill,minmax(240px,1fr))}
.row{display:flex;gap:10px;align-items:center;flex-wrap:wrap}
.row.sp{justify-content:space-between}
.grow{flex:1}
.muted{color:var(--ink2)}.small{font-size:13px}.tiny{font-size:12px;color:var(--ink3)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:7px;border:1px solid var(--line);background:#fff;padding:9px 15px;border-radius:10px;font-weight:600;cursor:pointer;color:var(--ink);transition:.12s;min-height:40px;text-decoration:none;white-space:nowrap}
.btn:hover{background:#f8fafc;border-color:#cbd5e1}
.btn.pri{background:var(--brand);border-color:var(--brand);color:#fff}.btn.pri:hover{background:var(--brand-d)}
.btn.ok{background:var(--ok);border-color:var(--ok);color:#fff}
.btn.bad{color:var(--bad)}.btn.bad.fill{background:var(--bad);color:#fff;border-color:var(--bad)}
.btn.sm{padding:5px 10px;min-height:32px;font-size:13px;border-radius:8px}
.btn.ghost{border-color:transparent;background:transparent}.btn.ghost:hover{background:#f1f5f9}
.btn:disabled{opacity:.5;cursor:not-allowed}
.btn.icon{padding:0;width:36px;min-height:36px}
.badge{display:inline-flex;align-items:center;gap:5px;padding:2px 9px;border-radius:99px;font-size:12px;font-weight:700;background:#f1f5f9;color:var(--ink2);white-space:nowrap}
.badge.ok{background:#dcfce7;color:#166534}.badge.bad{background:#fee2e2;color:#991b1b}.badge.warn{background:#fef3c7;color:#92400e}.badge.brand{background:var(--brand-l);color:var(--brand)}
.chip{display:inline-flex;align-items:center;gap:6px;padding:3px 10px;border-radius:99px;font-size:12.5px;font-weight:600;color:#fff;max-width:100%}
.chip.x{padding-right:4px}.chip .xb{border:0;background:rgba(255,255,255,.3);color:#fff;border-radius:50%;width:18px;height:18px;line-height:16px;cursor:pointer;padding:0;font-size:13px}
.dot{width:10px;height:10px;border-radius:50%;background:#cbd5e1;display:inline-block;flex:none}.dot.on{background:var(--ok);box-shadow:0 0 0 3px #dcfce7}
label.f{display:block;font-weight:600;font-size:13px;color:var(--ink2);margin:0 0 5px}
.field{margin-bottom:14px}
input[type=text],input[type=password],input[type=number],input[type=date],input[type=time],input[type=search],select,textarea{width:100%;padding:9px 12px;border:1px solid var(--line);border-radius:10px;background:#fff;min-height:40px;outline:none}
textarea{resize:vertical;min-height:80px}
input:focus,select:focus,textarea:focus{border-color:var(--brand);box-shadow:0 0 0 3px rgba(79,70,229,.15)}
input[type=color]{width:42px;height:38px;padding:2px;border:1px solid var(--line);border-radius:8px;background:#fff;cursor:pointer}
input[type=checkbox]{width:18px;height:18px;accent-color:var(--brand)}
.check{display:flex;align-items:center;gap:9px;padding:7px 4px;cursor:pointer;font-weight:500}
.empty{text-align:center;padding:44px 20px;color:var(--ink2)}.empty .big{font-size:44px;margin-bottom:8px}
.banner{background:#fffbeb;border:1px solid #fde68a;color:#92400e;border-radius:12px;padding:12px 16px;margin-bottom:16px;display:flex;gap:12px;align-items:center;flex-wrap:wrap}
.banner.live{background:#fef2f2;border-color:#fecaca;color:#991b1b}
.banner.info{background:var(--brand-l);border-color:#c7d2fe;color:var(--brand-d)}
.tabs{display:flex;gap:4px;background:#f1f5f9;padding:4px;border-radius:12px;margin-bottom:14px}
.tabs button{flex:1;border:0;background:transparent;padding:8px 10px;border-radius:9px;font-weight:600;cursor:pointer;color:var(--ink2)}
.tabs button.on{background:#fff;color:var(--brand);box-shadow:var(--sh)}
/* thumbs */
.thumb{position:relative;width:100%;aspect-ratio:16/9;background:#e2e8f0;border-radius:10px;overflow:hidden}
.thumb video,.thumb img{width:100%;height:100%;object-fit:cover;display:block}
.thumb .tag{position:absolute;left:8px;top:8px;background:rgba(15,23,42,.7);color:#fff;border-radius:6px;font-size:11px;padding:2px 7px;font-weight:700}
.tile{padding:0;overflow:hidden;display:flex;flex-direction:column}
.tile .thumb{border-radius:0}
.tile .meta{padding:12px 14px;display:flex;flex-direction:column;gap:8px}
.tile .nm{font-weight:700;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.selectable{cursor:pointer;border:2px solid transparent}.selectable.sel{border-color:var(--brand);box-shadow:0 0 0 3px rgba(79,70,229,.18)}
/* screen/group cards */
.sc-h{display:flex;gap:10px;align-items:flex-start}
.sc-h h3{font-size:17px}
.playing{background:#f8fafc;border-radius:10px;padding:9px 12px;margin:12px 0;font-size:13.5px}
.playing b{display:block;font-size:14.5px}
.playing.ov{background:#fef2f2;color:#991b1b}.playing.pause{background:#fffbeb;color:#92400e}
.chips{display:flex;flex-wrap:wrap;gap:6px}
.stat{display:flex;gap:16px;flex-wrap:wrap;margin-bottom:20px}
.stat .card{flex:1;min-width:150px;padding:14px 18px}.stat b{display:block;font-size:28px;line-height:1.1}.stat span{color:var(--ink2);font-size:13px;font-weight:600}
/* modal */
.scrim{position:fixed;inset:0;background:rgba(15,23,42,.5);z-index:100;display:flex;align-items:center;justify-content:center;padding:16px;animation:fi .12s}
.modal{background:#fff;border-radius:18px;width:100%;max-width:560px;max-height:92vh;display:flex;flex-direction:column;box-shadow:0 20px 60px rgba(0,0,0,.3)}
.modal.wide{max-width:860px}
.modal header{padding:18px 22px 6px;display:flex;align-items:center;gap:10px}.modal header h2{font-size:20px;flex:1}
.modal .body{padding:10px 22px 6px;overflow:auto}
.modal footer{padding:14px 22px 18px;display:flex;gap:10px;justify-content:flex-end;flex-wrap:wrap}
@keyframes fi{from{opacity:0}to{opacity:1}}
.toasts{position:fixed;left:50%;bottom:22px;transform:translateX(-50%);z-index:300;display:flex;flex-direction:column;gap:8px;align-items:center;pointer-events:none;width:calc(100% - 24px)}
.toast{background:#0f172a;color:#fff;padding:11px 18px;border-radius:12px;box-shadow:0 8px 24px rgba(0,0,0,.25);font-weight:600;animation:fi .15s;max-width:520px}.toast.err{background:var(--bad)}.toast.ok{background:#15803d}
/* login */
.login{min-height:100vh;display:grid;place-items:center;padding:20px;background:linear-gradient(135deg,#eef2ff,#faf5ff)}
.login .card{width:100%;max-width:400px;padding:30px}
.login .brand{justify-content:center;padding-bottom:6px}
/* day chips */
.days{display:flex;gap:6px;flex-wrap:wrap}.days button{width:44px;height:40px;border-radius:10px;border:1px solid var(--line);background:#fff;font-weight:700;cursor:pointer;color:var(--ink2)}.days button.on{background:var(--brand);color:#fff;border-color:var(--brand)}
.tpl{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:12px}
.tpl button{border:2px solid var(--line);background:#fff;border-radius:14px;padding:10px;cursor:pointer;text-align:left}.tpl button:hover{border-color:var(--brand)}.tpl .thumb{margin-bottom:8px}.tpl b{display:block}.tpl span{font-size:12px;color:var(--ink2)}
/* playlist items */
.pl-item{display:flex;gap:12px;align-items:center;padding:10px;border:1px solid var(--line);border-radius:12px;background:#fff;margin-bottom:8px}
.pl-item .thumb{width:130px;flex:none}.pl-item.drag{opacity:.4}.pl-item.over{border-color:var(--brand);box-shadow:0 0 0 3px rgba(79,70,229,.2)}
.pl-item .grab{cursor:grab;color:var(--ink3);font-size:20px;padding:0 4px;user-select:none}
.pl-item .ctl{display:flex;gap:8px;align-items:center;flex-wrap:wrap}.pl-item .ctl input{width:78px}.pl-item .ctl select{width:140px}
/* editor */
.ed{display:flex;flex-direction:column;height:calc(100vh - 0px);margin:-28px -32px -60px}
.ed-top{display:flex;gap:10px;align-items:center;padding:10px 16px;background:#fff;border-bottom:1px solid var(--line);flex-wrap:wrap}
.ed-top input.nm{max-width:300px;font-weight:700}
.ed-body{display:flex;flex:1;min-height:0}
.ed-left{width:210px;background:#fff;border-right:1px solid var(--line);padding:12px;overflow:auto;flex:none}
.ed-right{width:290px;background:#fff;border-left:1px solid var(--line);padding:14px;overflow:auto;flex:none}
.ed-mid{flex:1;min-width:0;display:flex;align-items:center;justify-content:center;padding:18px;background:#e8eaf3;overflow:auto;position:relative}
.ed-viewport{position:relative;box-shadow:0 8px 40px rgba(15,23,42,.25);background:#fff;flex:none;touch-action:none;user-select:none}
.tools{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-bottom:12px}
.tools button{border:1px solid var(--line);background:#fff;border-radius:12px;padding:10px 4px;cursor:pointer;font-weight:600;font-size:13px;display:flex;flex-direction:column;align-items:center;gap:3px}.tools button:hover{border-color:var(--brand);background:var(--brand-l)}.tools .e{font-size:22px}
.ed-left h4,.ed-right h4{margin:14px 0 8px;font-size:12px;text-transform:uppercase;letter-spacing:.06em;color:var(--ink3)}
.photos{display:grid;grid-template-columns:1fr 1fr;gap:6px}.photos img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:8px;cursor:grab;border:1px solid var(--line)}
.layers .ly{display:flex;align-items:center;gap:6px;padding:6px 8px;border-radius:8px;cursor:pointer;font-size:13px}.layers .ly:hover{background:#f1f5f9}.layers .ly.on{background:var(--brand-l);color:var(--brand);font-weight:600}.layers .ly span.t{flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.g2{display:grid;grid-template-columns:1fr 1fr;gap:8px}.g3{display:grid;grid-template-columns:1fr 1fr 1fr;gap:8px}
.seg{display:flex;border:1px solid var(--line);border-radius:10px;overflow:hidden}.seg button{flex:1;border:0;background:#fff;padding:7px;cursor:pointer;font-weight:700;color:var(--ink2);border-right:1px solid var(--line)}.seg button:last-child{border:0}.seg button.on{background:var(--brand-l);color:var(--brand)}
.sel-box{position:absolute;border:2px solid #6366f1;pointer-events:none;box-sizing:border-box}
.sel-box .hd{position:absolute;background:#fff;border:2px solid #6366f1;border-radius:3px;pointer-events:auto;touch-action:none}
.menu-btn{display:none}
@media (max-width:980px){
 .ed{height:auto;margin:-16px -14px -40px}.ed-body{flex-direction:column}.ed-left,.ed-right{width:auto;border:0;border-top:1px solid var(--line)}.ed-left{order:2}.ed-right{order:3}.ed-mid{order:1;padding:10px;min-height:260px}
 .tools{grid-template-columns:repeat(6,1fr)}.tools button{padding:8px 2px;font-size:11px}
}
@media (max-width:860px){
 .shell{display:block}
 .side{position:fixed;left:0;top:0;z-index:90;transform:translateX(-105%);transition:transform .2s}
 .side.open{transform:none;box-shadow:0 0 40px rgba(0,0,0,.25)}
 .topbar{display:flex;align-items:center;gap:12px;padding:10px 14px;background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:50}
 .topbar .brand{padding:0;font-size:17px}.menu-btn{display:inline-flex}
 .main{padding:16px 14px 40px}
 .page-h h1{font-size:22px}
 .pl-item{flex-wrap:wrap}.pl-item .thumb{width:100px}
 .modal{max-height:96vh;border-radius:16px}
 .scrim{align-items:flex-end;padding:0}.scrim .modal{border-bottom-left-radius:0;border-bottom-right-radius:0;max-width:none}
}