/* ==========================================================================
   HiFi 音频鉴真实验室 — 基础样式
   ========================================================================== */
*, *::before, *::after { box-sizing: border-box; }
html, body { height: 100%; margin: 0; padding: 0; }

:root {
  --radius: 16px; --radius-sm: 10px; --radius-lg: 26px;
  --dur: .28s; --ease: cubic-bezier(.22,.61,.36,1);
  --font: system-ui, -apple-system, "Segoe UI", "Microsoft YaHei", "PingFang SC", sans-serif;
  --mono: ui-monospace, "Cascadia Mono", Consolas, "SF Mono", monospace;
  --shadow-1: 0 2px 12px rgba(0,0,0,.35);
  --shadow-2: 0 18px 48px rgba(0,0,0,.55);
  --bg: #080a10; --bg-2: #0d1019;
  --panel: rgba(20,24,36,.72); --panel-2: rgba(30,35,52,.62); --panel-solid: #141826;
  --border: rgba(255,255,255,.10); --border-strong: rgba(255,255,255,.20);
  --text: #eef1f8; --text-dim: #97a0b8; --text-faint: #5f6880;
  --accent: #4de2c2; --accent-2: #5a8cff; --accent-ink: #04140f;
  --ok: #42d392; --warn: #ffb43a; --bad: #ff5f6d; --info: #6bb3ff;
  --glass: 18px; --grid-line: rgba(255,255,255,.045);
}

body { font-family: var(--font); color: var(--text); background: var(--bg); overflow: hidden;
  -webkit-font-smoothing: antialiased; text-rendering: optimizeLegibility; }

#bgLayer { position: fixed; inset: 0; z-index: 0; pointer-events: none; overflow: hidden; }
#bgCanvas { position: absolute; inset: 0; width: 100%; height: 100%; display: block; opacity: .85; }
#bgImage { position: absolute; inset: 0; width: 100%; height: 100%;
  background-size: cover; background-position: center; background-repeat: no-repeat;
  opacity: 0; transition: opacity .6s var(--ease); }
#bgImage.on { opacity: .5; }
#bgScrim { position: absolute; inset: 0;
  background:
    radial-gradient(120% 80% at 80% -10%, color-mix(in srgb, var(--accent) 22%, transparent), transparent 60%),
    radial-gradient(90% 70% at 0% 100%, color-mix(in srgb, var(--accent-2) 20%, transparent), transparent 60%),
    linear-gradient(180deg, rgba(0,0,0,.35), rgba(0,0,0,.62)); }

.shell { position: relative; z-index: 1; display: grid; grid-template-rows: auto 1fr; height: 100vh; }

.topbar { display: flex; align-items: center; gap: 18px; padding: 12px 20px;
  background: color-mix(in srgb, var(--panel-solid) 72%, transparent);
  backdrop-filter: blur(var(--glass)); -webkit-backdrop-filter: blur(var(--glass));
  border-bottom: 1px solid var(--border); }
.brand { display: flex; align-items: center; gap: 11px; user-select: none; }
.brand .logo { width: 38px; height: 38px; border-radius: 12px; flex: 0 0 auto;
  background: linear-gradient(135deg, var(--accent), var(--accent-2)); display: grid; place-items: center;
  color: var(--accent-ink); box-shadow: 0 6px 22px color-mix(in srgb, var(--accent) 35%, transparent);
  position: relative; overflow: hidden; }
.brand .logo svg { width: 22px; height: 22px; }
.brand h1 { font-size: 15.5px; margin: 0; letter-spacing: .4px; font-weight: 650; }
.brand small { display: block; font-size: 10.5px; color: var(--text-faint); letter-spacing: 1.4px; text-transform: uppercase; }

.tabs { display: flex; gap: 4px; padding: 4px; border-radius: 14px; background: rgba(0,0,0,.28); border: 1px solid var(--border); }
.tabs button { appearance: none; border: 0; background: transparent; color: var(--text-dim);
  font: inherit; font-size: 13.5px; font-weight: 550; padding: 8px 16px; border-radius: 10px;
  cursor: pointer; display: flex; align-items: center; gap: 7px;
  transition: color var(--dur) var(--ease), background var(--dur) var(--ease), transform var(--dur) var(--ease); }
.tabs button svg { width: 15px; height: 15px; opacity: .8; }
.tabs button:hover { color: var(--text); }
.tabs button.on { color: var(--accent-ink);
  background: linear-gradient(135deg, var(--accent), color-mix(in srgb, var(--accent-2) 45%, var(--accent)));
  box-shadow: 0 6px 18px color-mix(in srgb, var(--accent) 30%, transparent); }
.topbar-right { margin-left: auto; display: flex; align-items: center; gap: 10px; }

.pill { display: inline-flex; align-items: center; gap: 7px; font-size: 11.5px; font-weight: 550;
  padding: 6px 11px; border-radius: 999px; border: 1px solid var(--border);
  background: rgba(0,0,0,.3); color: var(--text-dim); white-space: nowrap; }
.pill .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--text-faint); }
.pill.ok .dot { background: var(--ok); box-shadow: 0 0 10px var(--ok); }
.pill.warn .dot { background: var(--warn); box-shadow: 0 0 10px var(--warn); }
.pill.bad .dot { background: var(--bad); box-shadow: 0 0 10px var(--bad); }

.views { overflow: hidden; position: relative; }
.view { position: absolute; inset: 0; overflow-y: auto; overflow-x: hidden; padding: 22px 24px 90px; display: none; }
.view.on { display: block; animation: viewIn .38s var(--ease) both; }
@keyframes viewIn { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: none; } }

.panel { background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius);
  backdrop-filter: blur(var(--glass)); -webkit-backdrop-filter: blur(var(--glass));
  box-shadow: var(--shadow-1); padding: 18px; position: relative; }
.stack > * + * { margin-top: 16px; }
.panel-head { display: flex; align-items: center; gap: 12px; margin-bottom: 14px; flex-wrap: wrap; }
.panel-head h2 { font-size: 15px; margin: 0; font-weight: 620; letter-spacing: .2px; }
.panel-head .sub { font-size: 12px; color: var(--text-faint); }
.panel-head .spacer { flex: 1; }
.section-title { font-size: 11px; letter-spacing: 1.6px; text-transform: uppercase; color: var(--text-faint);
  margin: 22px 0 10px; font-weight: 650; }

.btn { appearance: none; font: inherit; font-size: 13px; font-weight: 560; cursor: pointer;
  padding: 9px 16px; border-radius: 11px; border: 1px solid var(--border-strong);
  background: var(--panel-2); color: var(--text); display: inline-flex; align-items: center; gap: 7px;
  white-space: nowrap; transition: transform var(--dur) var(--ease), background var(--dur) var(--ease),
    border-color var(--dur) var(--ease), box-shadow var(--dur) var(--ease); position: relative; overflow: hidden; }
.btn svg { width: 15px; height: 15px; }
.btn:hover:not(:disabled) { border-color: var(--accent); box-shadow: 0 6px 20px color-mix(in srgb, var(--accent) 22%, transparent); }
.btn:active:not(:disabled) { transform: scale(.97); }
.btn:disabled { opacity: .45; cursor: not-allowed; }
.btn.primary { background: linear-gradient(135deg, var(--accent), color-mix(in srgb, var(--accent-2) 50%, var(--accent)));
  color: var(--accent-ink); border-color: transparent; box-shadow: 0 8px 24px color-mix(in srgb, var(--accent) 28%, transparent); }
.btn.ghost { background: transparent; border-color: var(--border); color: var(--text-dim); }
.btn.ghost:hover:not(:disabled) { color: var(--text); }
.btn.tiny { padding: 5px 10px; font-size: 11.5px; border-radius: 8px; }
.btn.icon { padding: 8px; border-radius: 10px; }
.btn::after { content: ''; position: absolute; inset: 0; pointer-events: none;
  background: radial-gradient(circle at var(--rx,50%) var(--ry,50%), rgba(255,255,255,.32), transparent 55%);
  opacity: 0; transition: opacity .5s var(--ease); }
.btn:active::after { opacity: 1; transition: none; }

.dropzone { border: 1.6px dashed var(--border-strong); border-radius: var(--radius);
  padding: 34px 22px; text-align: center; cursor: pointer;
  background: linear-gradient(180deg, rgba(255,255,255,.028), rgba(255,255,255,.008));
  transition: border-color var(--dur) var(--ease), background var(--dur) var(--ease), transform var(--dur) var(--ease);
  position: relative; overflow: hidden; }
.dropzone:hover { border-color: color-mix(in srgb, var(--accent) 60%, var(--border-strong)); }
.dropzone.over { border-color: var(--accent); background: color-mix(in srgb, var(--accent) 9%, transparent); transform: scale(1.008); }
.dropzone .dz-icon { width: 54px; height: 54px; margin: 0 auto 12px; border-radius: 18px;
  display: grid; place-items: center; color: var(--accent);
  background: color-mix(in srgb, var(--accent) 12%, transparent);
  border: 1px solid color-mix(in srgb, var(--accent) 26%, transparent); }
.dropzone .dz-icon svg { width: 26px; height: 26px; }
.dropzone h3 { margin: 0 0 6px; font-size: 15px; font-weight: 600; }
.dropzone p { margin: 0; font-size: 12.5px; color: var(--text-dim); line-height: 1.75; }
.dropzone .fmt { font-family: var(--mono); font-size: 11px; color: var(--text-faint); margin-top: 10px; }
.dropzone.compact { padding: 22px; }

.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(128px, 1fr)); gap: 12px; }
.stat { background: var(--panel-2); border: 1px solid var(--border); border-radius: var(--radius-sm);
  padding: 13px 14px; cursor: pointer; transition: transform var(--dur) var(--ease), border-color var(--dur) var(--ease);
  position: relative; overflow: hidden; }
.stat:hover { transform: translateY(-2px); border-color: var(--border-strong); }
.stat.on { border-color: var(--accent); box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--accent) 40%, transparent); }
.stat .k { font-size: 11px; color: var(--text-faint); letter-spacing: .6px; display: flex; align-items: center; gap: 6px; }
.stat .v { font-size: 25px; font-weight: 680; font-family: var(--mono); margin-top: 6px; line-height: 1; }
.stat .u { font-size: 11px; color: var(--text-faint); margin-left: 3px; font-family: var(--font); font-weight: 500; }
.stat.ok .v { color: var(--ok); } .stat.warn .v { color: var(--warn); }
.stat.bad .v { color: var(--bad); } .stat.dim .v { color: var(--text-dim); }
.stat .bar { height: 3px; border-radius: 3px; background: rgba(255,255,255,.08); margin-top: 10px; overflow: hidden; }
.stat .bar i { display: block; height: 100%; background: currentColor; border-radius: 3px; transition: width .6s var(--ease); }

.table-wrap { border: 1px solid var(--border); border-radius: var(--radius-sm); overflow: auto;
  max-height: 62vh; background: rgba(0,0,0,.2); }
table.tracks { width: 100%; border-collapse: separate; border-spacing: 0; font-size: 12.5px; }
table.tracks th { position: sticky; top: 0; z-index: 2; text-align: left; font-weight: 600; font-size: 11px;
  letter-spacing: .8px; color: var(--text-faint); text-transform: uppercase; padding: 10px 12px;
  background: var(--panel-solid); border-bottom: 1px solid var(--border); white-space: nowrap; }
table.tracks td { padding: 9px 12px; border-bottom: 1px solid var(--grid-line); vertical-align: middle; }
table.tracks tbody tr { cursor: pointer; transition: background var(--dur) var(--ease); }
table.tracks tbody tr:hover { background: rgba(255,255,255,.045); }
table.tracks tbody tr.sel { background: color-mix(in srgb, var(--accent) 12%, transparent); }
table.tracks tbody tr.sel td:first-child { box-shadow: inset 3px 0 0 var(--accent); }
.num { font-family: var(--mono); font-variant-numeric: tabular-nums; }
.tname { display: flex; flex-direction: column; gap: 2px; min-width: 180px; }
.tname b { font-weight: 560; font-size: 12.5px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; max-width: 340px; }
.tname span { font-size: 10.5px; color: var(--text-faint); font-family: var(--mono); }
.trow-progress { height: 3px; border-radius: 3px; background: rgba(255,255,255,.09); overflow: hidden; width: 60px; }
.trow-progress i { display: block; height: 100%; width: 0; background: var(--accent); transition: width .3s linear; }

.badge { display: inline-flex; align-items: center; gap: 5px; font-size: 11px; font-weight: 620;
  padding: 4px 9px; border-radius: 999px; white-space: nowrap; border: 1px solid transparent; }
.badge .dot { width: 6px; height: 6px; border-radius: 50%; background: currentColor; }
.badge.ok   { color: var(--ok);   background: color-mix(in srgb, var(--ok) 15%, transparent);   border-color: color-mix(in srgb, var(--ok) 32%, transparent); }
.badge.warn { color: var(--warn); background: color-mix(in srgb, var(--warn) 15%, transparent); border-color: color-mix(in srgb, var(--warn) 32%, transparent); }
.badge.bad  { color: var(--bad);  background: color-mix(in srgb, var(--bad) 15%, transparent);  border-color: color-mix(in srgb, var(--bad) 32%, transparent); }
.badge.info { color: var(--info); background: color-mix(in srgb, var(--info) 15%, transparent); border-color: color-mix(in srgb, var(--info) 32%, transparent); }
.badge.dim  { color: var(--text-dim); background: rgba(255,255,255,.06); border-color: var(--border); }
.badge.tiny { font-size: 10px; padding: 2px 7px; }

.chips { display: flex; gap: 8px; flex-wrap: wrap; }
.chip { appearance: none; font: inherit; font-size: 12px; font-weight: 550; cursor: pointer;
  padding: 6px 13px; border-radius: 999px; border: 1px solid var(--border);
  background: rgba(0,0,0,.25); color: var(--text-dim); transition: all var(--dur) var(--ease); }
.chip:hover { color: var(--text); border-color: var(--border-strong); transform: translateY(-1px); }
.chip.on { background: color-mix(in srgb, var(--accent) 18%, transparent); color: var(--accent); border-color: color-mix(in srgb, var(--accent) 45%, transparent); }

.field { display: flex; flex-direction: column; gap: 6px; }
.field label { font-size: 11.5px; color: var(--text-faint); font-weight: 560; letter-spacing: .3px; }
input[type=text], input[type=url], input[type=password], input[type=number], select, textarea {
  font: inherit; font-size: 13px; color: var(--text); background: rgba(0,0,0,.34);
  border: 1px solid var(--border); border-radius: 10px; padding: 9px 12px; outline: none; width: 100%;
  transition: border-color var(--dur) var(--ease), box-shadow var(--dur) var(--ease); }
input:focus, select:focus, textarea:focus { border-color: var(--accent); box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 18%, transparent); }
textarea { resize: vertical; min-height: 76px; line-height: 1.6; }
input[type=range] { -webkit-appearance: none; appearance: none; height: 4px; border-radius: 4px; background: rgba(255,255,255,.14); width: 100%; }
input[type=range]::-webkit-slider-thumb { -webkit-appearance: none; width: 15px; height: 15px; border-radius: 50%;
  background: var(--accent); cursor: pointer; box-shadow: 0 0 10px color-mix(in srgb, var(--accent) 60%, transparent); }
input[type=color] { width: 44px; height: 30px; padding: 2px; border-radius: 8px; border: 1px solid var(--border); background: transparent; cursor: pointer; }
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.grid3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
@media (max-width: 860px) { .grid2, .grid3 { grid-template-columns: 1fr; } }

.switch { display: flex; align-items: center; gap: 10px; cursor: pointer; font-size: 12.5px; color: var(--text-dim); user-select: none; }
.switch input { display: none; }
.switch .track { width: 38px; height: 21px; border-radius: 999px; background: rgba(255,255,255,.14); position: relative; transition: background var(--dur) var(--ease); flex: 0 0 auto; }
.switch .track::after { content: ''; position: absolute; top: 3px; left: 3px; width: 15px; height: 15px; border-radius: 50%; background: #fff; transition: transform var(--dur) var(--ease); }
.switch input:checked + .track { background: var(--accent); }
.switch input:checked + .track::after { transform: translateX(17px); }

.chart-box { position: relative; border: 1px solid var(--border); border-radius: var(--radius-sm); overflow: hidden; background: #05070c; }
.chart-box canvas { display: block; width: 100%; height: auto; }
.chart-legend { display: flex; gap: 14px; flex-wrap: wrap; font-size: 11px; color: var(--text-faint); margin-top: 8px; }
.chart-legend b { color: var(--text-dim); font-weight: 560; }
.canvas-toolbar { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; margin-bottom: 10px; }
.zoom-info { font-family: var(--mono); font-size: 11px; color: var(--text-faint); }

.metrics { display: grid; grid-template-columns: repeat(auto-fit, minmax(146px, 1fr)); gap: 10px; }
.metric { background: rgba(0,0,0,.26); border: 1px solid var(--border); border-radius: var(--radius-sm);
  padding: 10px 12px; transition: border-color var(--dur) var(--ease), transform var(--dur) var(--ease); }
.metric:hover { border-color: var(--border-strong); transform: translateY(-1px); }
.metric .k { font-size: 10.5px; color: var(--text-faint); letter-spacing: .5px; }
.metric .v { font-size: 17px; font-family: var(--mono); font-weight: 640; margin-top: 5px; }
.metric .v small { font-size: 11px; color: var(--text-faint); font-weight: 500; margin-left: 3px; }
.metric .h { font-size: 10px; color: var(--text-faint); margin-top: 4px; line-height: 1.5; }

.verdict { display: flex; align-items: center; gap: 16px; padding: 16px 18px; border-radius: var(--radius);
  border: 1px solid var(--border); background: rgba(0,0,0,.28); position: relative; overflow: hidden; }
.verdict::before { content: ''; position: absolute; left: 0; top: 0; bottom: 0; width: 4px; background: var(--text-dim); }
.verdict.ok::before { background: var(--ok); } .verdict.warn::before { background: var(--warn); }
.verdict.bad::before { background: var(--bad); } .verdict.info::before { background: var(--info); }
.verdict .vicon { width: 46px; height: 46px; border-radius: 14px; display: grid; place-items: center; flex: 0 0 auto; background: rgba(255,255,255,.06); }
.verdict .vicon svg { width: 24px; height: 24px; }
.verdict.ok .vicon { color: var(--ok); background: color-mix(in srgb, var(--ok) 14%, transparent); }
.verdict.warn .vicon { color: var(--warn); background: color-mix(in srgb, var(--warn) 14%, transparent); }
.verdict.bad .vicon { color: var(--bad); background: color-mix(in srgb, var(--bad) 14%, transparent); }
.verdict.info .vicon { color: var(--info); background: color-mix(in srgb, var(--info) 14%, transparent); }
.verdict h3 { margin: 0 0 4px; font-size: 17px; font-weight: 660; letter-spacing: .3px; }
.verdict p { margin: 0; font-size: 12.5px; color: var(--text-dim); line-height: 1.65; }
.verdict .conf { margin-left: auto; text-align: right; flex: 0 0 auto; }
.verdict .conf b { font-family: var(--mono); font-size: 22px; display: block; }
.verdict .conf span { font-size: 10px; color: var(--text-faint); letter-spacing: 1px; }

.flaglist { display: flex; flex-direction: column; gap: 9px; }
.flag { display: flex; gap: 11px; padding: 11px 13px; border-radius: var(--radius-sm);
  border: 1px solid var(--border); background: rgba(0,0,0,.24); animation: flagIn .4s var(--ease) both; }
@keyframes flagIn { from { opacity: 0; transform: translateX(-8px); } to { opacity: 1; transform: none; } }
.flag .fi { width: 22px; height: 22px; border-radius: 7px; display: grid; place-items: center; flex: 0 0 auto; font-size: 12px; font-weight: 700; }
.flag.critical .fi { background: color-mix(in srgb, var(--bad) 18%, transparent); color: var(--bad); }
.flag.warn .fi { background: color-mix(in srgb, var(--warn) 18%, transparent); color: var(--warn); }
.flag.info .fi { background: color-mix(in srgb, var(--info) 18%, transparent); color: var(--info); }
.flag .ft { font-size: 12.5px; font-weight: 600; margin-bottom: 3px; }
.flag .fd { font-size: 11.5px; color: var(--text-dim); line-height: 1.6; }
.flag .fe { font-size: 10.5px; color: var(--text-faint); font-family: var(--mono); margin-top: 5px; line-height: 1.5; word-break: break-word; }

.empty { text-align: center; padding: 46px 20px; color: var(--text-faint); }
.empty svg { width: 40px; height: 40px; opacity: .35; margin-bottom: 12px; }
.empty p { margin: 0; font-size: 12.5px; line-height: 1.8; }

.resultgrid { display: grid; grid-template-columns: repeat(auto-fill, minmax(232px, 1fr)); gap: 12px; }
.vcard { border: 1px solid var(--border); border-radius: var(--radius-sm); overflow: hidden;
  background: var(--panel-2); display: flex; flex-direction: column;
  transition: transform var(--dur) var(--ease), border-color var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
  animation: cardIn .42s var(--ease) both; }
@keyframes cardIn { from { opacity: 0; transform: translateY(14px) scale(.97); } to { opacity: 1; transform: none; } }
.vcard:hover { transform: translateY(-3px); border-color: var(--accent); box-shadow: 0 14px 34px rgba(0,0,0,.45); }
.vcard .thumb { aspect-ratio: 16/9; background: #0b0e16 center/cover no-repeat; position: relative; }
.vcard .thumb .play { position: absolute; inset: 0; display: grid; place-items: center; color: #fff;
  background: linear-gradient(180deg, transparent 40%, rgba(0,0,0,.75)); opacity: 0;
  transition: opacity var(--dur) var(--ease); border: 0; cursor: pointer; width: 100%; }
.vcard:hover .thumb .play { opacity: 1; }
.vcard .thumb .play svg { width: 34px; height: 34px; filter: drop-shadow(0 3px 10px rgba(0,0,0,.6)); }
.vcard .thumb .dur { position: absolute; right: 7px; bottom: 7px; font-family: var(--mono); font-size: 10.5px;
  background: rgba(0,0,0,.78); color: #fff; padding: 2px 6px; border-radius: 5px; }
.vcard .thumb .score { position: absolute; left: 7px; top: 7px; font-size: 10.5px; font-weight: 700;
  padding: 3px 7px; border-radius: 6px; backdrop-filter: blur(6px); }
.vcard .body { padding: 10px 11px; display: flex; flex-direction: column; gap: 5px; flex: 1; }
.vcard .ttl { font-size: 12px; font-weight: 560; line-height: 1.45; display: -webkit-box;
  -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.vcard .meta { font-size: 10.5px; color: var(--text-faint); display: flex; align-items: center; gap: 7px; margin-top: auto; flex-wrap: wrap; }
.vcard .acts { display: flex; gap: 6px; padding: 0 11px 11px; }
.vcard .acts .btn { flex: 1; justify-content: center; }

.overlay { position: fixed; inset: 0; z-index: 40; background: rgba(3,5,10,.66);
  backdrop-filter: blur(7px); -webkit-backdrop-filter: blur(7px);
  opacity: 0; pointer-events: none; transition: opacity var(--dur) var(--ease); }
.overlay.on { opacity: 1; pointer-events: auto; }
.drawer { position: fixed; top: 0; right: 0; bottom: 0; width: min(430px, 92vw); z-index: 41;
  background: color-mix(in srgb, var(--panel-solid) 94%, transparent);
  backdrop-filter: blur(22px); -webkit-backdrop-filter: blur(22px);
  border-left: 1px solid var(--border); box-shadow: -24px 0 60px rgba(0,0,0,.5);
  transform: translateX(102%); transition: transform .36s var(--ease); display: flex; flex-direction: column; }
.drawer.on { transform: none; }
.drawer .dhead { display: flex; align-items: center; gap: 10px; padding: 16px 18px; border-bottom: 1px solid var(--border); }
.drawer .dhead h2 { font-size: 15px; margin: 0; }
.drawer .dbody { overflow-y: auto; padding: 18px; flex: 1; }

.modal { position: fixed; z-index: 42; left: 50%; top: 50%; transform: translate(-50%, -46%) scale(.96);
  width: min(980px, 94vw); max-height: 88vh; display: flex; flex-direction: column;
  background: color-mix(in srgb, var(--panel-solid) 96%, transparent);
  backdrop-filter: blur(22px); -webkit-backdrop-filter: blur(22px);
  border: 1px solid var(--border); border-radius: var(--radius-lg); box-shadow: var(--shadow-2);
  opacity: 0; pointer-events: none; transition: opacity .3s var(--ease), transform .3s var(--ease); }
.modal.on { opacity: 1; pointer-events: auto; transform: translate(-50%, -50%) scale(1); }
.modal .mhead { display: flex; align-items: center; gap: 12px; padding: 16px 20px; border-bottom: 1px solid var(--border); }
.modal .mhead h2 { margin: 0; font-size: 15px; }
.modal .mbody { padding: 18px 20px; overflow-y: auto; }

#toasts { position: fixed; left: 50%; bottom: 24px; transform: translateX(-50%); z-index: 60;
  display: flex; flex-direction: column; gap: 9px; align-items: center; pointer-events: none; }
.toast { background: color-mix(in srgb, var(--panel-solid) 94%, transparent); border: 1px solid var(--border-strong);
  border-radius: 12px; padding: 10px 16px; font-size: 12.5px; box-shadow: var(--shadow-2);
  display: flex; align-items: center; gap: 9px; animation: toastIn .3s var(--ease) both; max-width: 90vw; }
.toast.out { animation: toastOut .3s var(--ease) both; }
.toast.ok { border-color: color-mix(in srgb, var(--ok) 50%, transparent); }
.toast.bad { border-color: color-mix(in srgb, var(--bad) 55%, transparent); }
.toast.warn { border-color: color-mix(in srgb, var(--warn) 50%, transparent); }
@keyframes toastIn { from { opacity: 0; transform: translateY(14px); } to { opacity: 1; transform: none; } }
@keyframes toastOut { to { opacity: 0; transform: translateY(10px); } }

.ev { display: inline-flex; align-items: center; gap: 4px; font-size: 9.5px; font-weight: 700; letter-spacing: .5px;
  padding: 2px 6px; border-radius: 5px; vertical-align: middle; }
.ev.measured { color: var(--ok); background: color-mix(in srgb, var(--ok) 14%, transparent); }
.ev.inferred { color: var(--warn); background: color-mix(in srgb, var(--warn) 14%, transparent); }
.ev.ai { color: var(--info); background: color-mix(in srgb, var(--info) 14%, transparent); }
.ev.unknown { color: var(--text-faint); background: rgba(255,255,255,.07); }

.review-out { font-size: 13.5px; line-height: 1.95; white-space: pre-wrap; word-break: break-word;
  background: rgba(0,0,0,.26); border: 1px solid var(--border); border-radius: var(--radius-sm);
  padding: 16px 18px; min-height: 150px; }
.review-out:empty::before { content: attr(data-placeholder); color: var(--text-faint); font-size: 12.5px; }
.review-out .hl { color: var(--accent); font-family: var(--mono); }
.inst-item { display: flex; align-items: center; gap: 10px; padding: 9px 12px; border-radius: var(--radius-sm);
  border: 1px solid var(--border); background: rgba(0,0,0,.22); margin-bottom: 8px; animation: flagIn .35s var(--ease) both; }
.inst-item .nm { font-size: 12.5px; font-weight: 580; min-width: 92px; }
.inst-item .why { font-size: 11px; color: var(--text-dim); flex: 1; line-height: 1.55; }
.confbar { width: 64px; height: 5px; border-radius: 4px; background: rgba(255,255,255,.1); overflow: hidden; flex: 0 0 auto; }
.confbar i { display: block; height: 100%; border-radius: 4px; background: linear-gradient(90deg, var(--warn), var(--ok)); }

.note { font-size: 11.5px; color: var(--text-faint); line-height: 1.7; }
.note.warn { color: color-mix(in srgb, var(--warn) 85%, white); }
.kv { display: flex; justify-content: space-between; gap: 12px; padding: 7px 0; border-bottom: 1px solid var(--grid-line); font-size: 12px; }
.kv span:first-child { color: var(--text-faint); }
.kv span:last-child { font-family: var(--mono); text-align: right; }
.split { display: grid; grid-template-columns: 1.55fr 1fr; gap: 16px; align-items: start; }
@media (max-width: 1100px) { .split { grid-template-columns: 1fr; } }
.scrolly { max-height: 60vh; overflow-y: auto; padding-right: 4px; }

::-webkit-scrollbar { width: 9px; height: 9px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: rgba(255,255,255,.14); border-radius: 6px; }
::-webkit-scrollbar-thumb:hover { background: rgba(255,255,255,.26); }

.hidden { display: none !important; }
.mono { font-family: var(--mono); }
.dim { color: var(--text-dim); }
.faint { color: var(--text-faint); }
.right { text-align: right; }
.row { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.grow { flex: 1; }
.spin { animation: spin 1s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }