:root{--bg:#0b0d10;--panel:#14171c;--panel2:#1b1f26;--line:#262b34;--text:#d7dce4;--dim:#8a93a3;--accent:#4fb3ff;--danger:#ff6b6b;--ok:#4fdc7a;color-scheme:dark}
*{box-sizing:border-box}
html,body{margin:0;min-height:100%;background:var(--bg);color:var(--text);font:14px/1.5 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif}
a{color:var(--accent);text-decoration:none}
a:hover{text-decoration:underline}
h1{font-size:22px;margin:0 0 6px}
h2{font-size:15px;margin:0}
code{background:var(--panel2);padding:1px 5px;border-radius:4px;font-size:12px}
.muted{color:var(--dim)}.small{font-size:12px}
.err{color:var(--danger)}.ok{color:var(--ok)}
button,.btn{display:inline-flex;align-items:center;gap:6px;background:var(--panel2);color:var(--text);border:1px solid var(--line);border-radius:8px;padding:7px 12px;font:inherit;cursor:pointer;text-decoration:none!important;white-space:nowrap}
button:hover,.btn:hover{border-color:#3a414d}
button:disabled{opacity:.45;cursor:default}
.primary{background:#1a5c90;border-color:#2a77b5;color:#fff}
.primary:hover{background:#1f6aa5}
.danger{color:var(--danger)}
input[type=email],input[type=password],input[type=text]{width:100%;background:#0f1216;color:var(--text);border:1px solid var(--line);border-radius:8px;padding:9px 11px;font:inherit;margin-top:4px}
input:focus{outline:2px solid #1f4f78;border-color:var(--accent)}
.row{display:flex;gap:8px;align-items:center;flex-wrap:wrap}
.between{justify-content:space-between}
.stack{display:flex;flex-direction:column;gap:12px;margin:18px 0}
.stack label{display:block}
.brand{display:inline-flex;align-items:center;gap:8px;font-weight:700;color:var(--text);font-size:15px}
.brand img{width:26px;height:26px}
/* auth */
body.auth{display:grid;place-items:center;min-height:100vh;padding:24px 16px}
.auth-box{width:100%;max-width:380px;background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:26px}
.auth-box h1{margin-top:18px}
.links{font-size:13px}
/* library */
.top{display:flex;align-items:center;gap:12px;padding:10px 20px;border-bottom:1px solid var(--line);background:var(--panel);position:sticky;top:0;z-index:5}
.sp{flex:1}
.menu{position:relative}
.menu summary{cursor:pointer;list-style:none;color:var(--dim);font-size:13px;padding:6px 10px;border:1px solid var(--line);border-radius:8px}
.menu-box{position:absolute;right:0;top:calc(100% + 6px);background:var(--panel);border:1px solid var(--line);border-radius:10px;padding:8px;display:flex;flex-direction:column;gap:6px;min-width:190px;box-shadow:0 10px 30px #000a}
.menu-box form,.menu-box button{width:100%}
.wrap{max-width:1100px;margin:0 auto;padding:24px 16px 60px}
.drop{border:2px dashed #2b3340;border-radius:16px;padding:34px 24px;text-align:center;background:linear-gradient(180deg,#11151b,#0d1014)}
.drop .row{justify-content:center;margin:16px 0}
.drop.over{border-color:var(--accent);background:#0f1d2b}
.panel{background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:18px;margin-top:18px}
.bar{height:6px;background:#222;border-radius:3px;overflow:hidden;margin:12px 0 6px}
.bar i{display:block;height:100%;width:0;background:var(--accent);transition:width .15s}
.series{display:grid;grid-template-columns:22px 64px 1fr;gap:10px;align-items:center;padding:8px;border-radius:10px;border:1px solid transparent}
.series:hover{background:var(--panel2)}
.series.no{opacity:.5}
.series canvas{width:64px;height:64px;background:#000;border-radius:6px}
.series b{font-weight:600}
.h2{margin:34px 0 12px}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:14px}
.card{background:var(--panel);border:1px solid var(--line);border-radius:12px;overflow:hidden;display:flex;flex-direction:column}
.card .thumb{aspect-ratio:1/1;background:#000;display:block}
.card .thumb img{width:100%;height:100%;object-fit:contain;display:block}
.card .body{padding:10px 12px;display:flex;flex-direction:column;gap:4px;flex:1}
.card .name{font-weight:600;word-break:break-word}
.card .acts{display:flex;gap:6px;margin-top:auto;padding-top:8px}
.card .acts button{padding:4px 9px;font-size:12px}
/* viewer */
body.viewer{overflow:hidden;height:100vh}
#app{display:grid;grid-template-columns:1fr 310px;height:100vh}
#stage{position:relative;min-width:0}
#cv{position:absolute;inset:0;width:100%;height:100%;display:block;cursor:grab}
#cv:active{cursor:grabbing}
#marks{position:absolute;inset:0;width:100%;height:100%;pointer-events:none}
#orient{position:absolute;inset:auto 12px 10px auto;width:70px;height:70px;pointer-events:none}
#app aside{background:var(--panel);border-left:1px solid var(--line);overflow:auto;padding:12px 14px;font-size:13px}
#app aside h1{font-size:15px;margin:0 0 2px;word-break:break-word}
#app aside h2{font-size:11px;text-transform:uppercase;letter-spacing:.06em;color:var(--dim);margin:16px 0 8px}
#app button,#app .btn{padding:5px 9px;font-size:13px;border-radius:6px}
#app button.on{background:#123a5a;border-color:var(--accent);color:#fff}
.btns{display:flex;flex-wrap:wrap;gap:5px}
.tis{display:grid;grid-template-columns:20px 22px 1fr;align-items:center;gap:6px;padding:5px 0;border-bottom:1px solid #1d2128}
.tis label{cursor:pointer;user-select:none}
.tis input[type=range]{grid-column:2/4;width:100%}
.tis small{grid-column:3;color:var(--dim);font-size:11px;margin-top:-4px}
.tis .band{grid-column:2/4;display:grid;grid-template-columns:28px 1fr 1fr;gap:4px;align-items:center;font-size:11px;color:var(--dim)}
input[type=checkbox]{width:16px;height:16px;accent-color:var(--accent);margin:0}
input[type=color]{width:22px;height:22px;border:none;padding:0;background:none;cursor:pointer}
input[type=range]{accent-color:var(--accent)}
.cut{display:grid;grid-template-columns:70px 1fr 34px;align-items:center;gap:6px;margin:3px 0}
.cut span:last-child{color:var(--dim);text-align:right;font-size:11px}
.note{color:var(--dim);font-size:11.5px;line-height:1.45}
#hist{width:100%;display:block;background:#0f1216;border-radius:6px;margin-top:6px}
#hud{position:absolute;left:12px;bottom:10px;color:var(--dim);font-size:12px;pointer-events:none;text-shadow:0 0 3px #000}
#top{position:absolute;left:12px;top:10px;right:12px;display:flex;gap:6px;flex-wrap:wrap}
#load{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;flex-direction:column;gap:10px;background:var(--bg);z-index:3}
#load .bar{width:260px}
@media (max-width:760px){
  #app{grid-template-columns:1fr;grid-template-rows:58vh 1fr;height:auto;min-height:100vh}
  body.viewer{overflow:auto;height:auto}
  #app aside{border-left:none;border-top:1px solid var(--line)}
  #hud{display:none}
}