/* GlobalVet Clinical Pathology Atlas + Microscope Masterclass — additions on top of the GlobalVet academy design system */
:root{ --ecg:#4CC38A; --spo2:#5FD3F3; --co2:#F2B84B; --nibp:#F26D6D; }
body::before{background:radial-gradient(1200px 600px at 15% -10%, rgba(76,195,138,.10), transparent 60%),radial-gradient(900px 500px at 90% 10%, rgba(196,165,116,.10), transparent 60%)}
figure.vis.svg{background:var(--panel);padding:14px 14px 0}
figure.vis.svg svg{display:block;max-height:none}
figure.vis.svg figcaption{margin:12px -14px 0}
.review-note{font-size:14px;border:1px solid rgba(242,184,75,.4);background:rgba(242,184,75,.07);color:var(--ink-2);border-radius:12px;padding:10px 14px;margin:12px auto}
.dose-flag{display:inline-block;font-family:var(--mono);font-size:11px;letter-spacing:.1em;color:var(--warn);border:1px solid rgba(242,184,75,.45);border-radius:99px;padding:2px 9px;margin-left:8px;vertical-align:middle}
.refs{font-size:14px;color:var(--muted)} .refs li{margin:4px 0}

/* ── hero strip card (live engine-drawn ECG) ───────────────────────────── */
.ecg-card{background:#03070B;border:1px solid var(--line-2);border-radius:18px;padding:16px 16px 8px;box-shadow:var(--shadow);position:relative;overflow:hidden}
.ecg-card .sweep{position:absolute;top:0;bottom:0;width:120px;pointer-events:none;background:linear-gradient(90deg,transparent,rgba(95,211,243,.12),rgba(95,211,243,.32),transparent);animation:sweep 7s linear infinite}
@keyframes sweep{0%{left:-140px}100%{left:100%}}
.ecg-card figcaption{background:transparent;border:0;padding:8px 2px 6px;font-family:var(--mono);font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--muted)}
.ecg-card figure.vis.svg{margin:0;background:transparent;padding:0}
.ecg-cap-row{display:flex;flex-wrap:wrap;gap:8px;align-items:center;justify-content:space-between}
.ecg-live{display:inline-flex;align-items:center;gap:7px;font-family:var(--mono);font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--ok)}
.ecg-live i{width:8px;height:8px;border-radius:50%;background:var(--ok);animation:blink-dot 1.4s steps(2) infinite}
@keyframes blink-dot{50%{opacity:.25}}

/* ── case monitor (branching cases) ────────────────────────────────────── */
.gcp-mon{background:#03070B;border:1px solid var(--line-2);border-radius:16px;padding:14px;box-shadow:var(--shadow)}
.gcp-mon .strip-wrap{position:relative;overflow:hidden;border:1px solid #12202c;border-radius:10px;background:#03070B}
.gcp-mon .strip-wrap .sweep{animation-duration:5s}
.gcp-mon .strip-wrap figcaption{display:none}
.gcp-mon .strip-wrap figure.vis.svg{margin:0;background:transparent;padding:0;border:0}
.gcp-mon .tag-row{display:flex;flex-wrap:wrap;gap:8px;align-items:center;justify-content:space-between;margin:10px 2px 0}
.gcp-mon .rhy{font-family:var(--mono);font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--copper)}
.gcp-nums{display:grid;grid-template-columns:repeat(6,1fr);gap:8px;margin-top:12px}
.gcp-nums .num{border:1px solid #12202c;border-radius:10px;padding:8px 10px;font-family:var(--mono)}
.gcp-nums .num small{display:block;font-size:10px;letter-spacing:.14em;opacity:.8}
.gcp-nums .num b{font-size:26px;font-weight:600;line-height:1.05;display:block}
.gcp-nums .num.alarm{animation:blink 1s steps(2) infinite}
.gcp-nums .num.alarm{border-color:rgba(242,109,109,.6)}
@keyframes blink{50%{background:rgba(242,109,109,.18)}}
@media(max-width:820px){.gcp-nums{grid-template-columns:repeat(3,1fr)}.gcp-nums .num b{font-size:22px}}

/* ── case grid + player ───────────────────────────────────────────────── */
.sim-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(270px,1fr));gap:14px}
.sim-card{background:var(--panel);border:1px solid var(--line-2);border-radius:16px;padding:18px;cursor:pointer;transition:.2s;display:flex;flex-direction:column}
.sim-card:hover{border-color:var(--copper);transform:translateY(-2px)}
.sim-card .lv{font-family:var(--mono);font-size:11px;letter-spacing:.12em;color:var(--copper)}
.sim-card h3{margin:8px 0}
.choices{display:grid;gap:10px;margin:16px 0}
.choices button{text-align:left;background:var(--panel);border:1px solid var(--line-2);color:var(--ink);border-radius:12px;padding:12px 14px;cursor:pointer;font-size:16px}
.choices button:hover{border-color:var(--copper)}
.fb{border-left:3px solid var(--copper);padding:8px 12px;margin:12px 0;background:rgba(196,165,116,.06);border-radius:0 10px 10px 0;font-size:15px}
.fb.good{border-color:var(--ok)} .fb.bad{border-color:var(--bad)}
.fb .lb{position:static;display:inline;font:inherit;background:none}
.debrief{margin:14px 0 0;padding:14px 16px;border:1px solid var(--line);border-radius:12px;background:var(--panel)}
.debrief h4{margin:0 0 8px;font-family:var(--mono);font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--copper)}
.debrief ul{margin:0;padding-left:18px;color:var(--ink-2);font-size:15px}
.debrief li{margin:5px 0}

/* ── tools page shell (tool internals live in site/css/tools.css) ──────── */
.gcp-tabs{display:flex;flex-wrap:wrap;gap:8px;margin:18px 0 22px}
.gcp-tabs button{background:var(--panel);border:1px solid var(--line-2);color:var(--ink-2);border-radius:99px;padding:8px 14px;cursor:pointer;font-size:15px}
.gcp-tabs button.on{background:var(--copper);color:#101418;border-color:var(--copper)}
.gcp-pane{display:none}.gcp-pane.on{display:block}

/* ── final exam + certificate ─────────────────────────────────────────── */
.ex-facts{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin:0 0 20px}
.ex-facts div{border:1px solid var(--line);border-radius:12px;padding:12px 14px;background:rgba(255,255,255,.02)}
.ex-facts b{display:block;font-family:var(--mono);font-size:21px;color:var(--copper-2);margin-bottom:2px}
.ex-facts span{font-size:13px;color:var(--muted);line-height:1.35;display:block}
.ex-name{display:block;font-weight:600;margin:6px 0 8px}
#ex-name{width:100%;max-width:520px;padding:13px 15px;border-radius:12px;border:1px solid var(--line-2);background:var(--panel);color:var(--ink);font:inherit;font-size:18px}
#ex-name:focus{outline:2px solid var(--copper);outline-offset:1px}
#ex-name.err{border-color:var(--bad);box-shadow:0 0 0 3px rgba(242,109,109,.18)}
.ex-small{font-size:13px;margin:10px 0 16px;line-height:1.5}
.ex-bar{position:sticky;top:72px;z-index:5;display:flex;align-items:center;gap:14px;padding:10px 14px;margin-bottom:16px;border:1px solid var(--line);border-radius:12px;background:var(--bg-2)}
.ex-bar span{font-family:var(--mono);font-size:13px;white-space:nowrap}
.rv-bar{flex:1;height:8px;border-radius:99px;background:var(--line);overflow:hidden;min-width:60px}
.rv-bar i{display:block;height:100%;width:0;background:var(--copper);transition:width .25s}
.ex-mod{margin:28px 0 10px;font:600 13px var(--mono);letter-spacing:.1em;text-transform:uppercase;color:var(--muted)}
.ex-q{margin:12px 0}
.ex-q .opts button.on{border-color:var(--copper);background:rgba(196,165,116,.16);color:var(--ink)}
.ex-q.answered{border-color:rgba(196,165,116,.42)}
.ex-submit{margin-top:24px;display:flex;flex-direction:column;align-items:flex-start;gap:4px}
.ex-result{display:flex;gap:24px;align-items:center;flex-wrap:wrap;margin-bottom:8px}
.ex-result h2{margin:0 0 4px}
.ex-result.pass{border-color:rgba(76,195,138,.55)}
.ring.ex-ring{width:104px;height:104px;font-size:22px;flex:none}
.ring.ex-ring::after{width:84px;height:84px}
.ex-tbl td:nth-child(2){white-space:nowrap;width:64px}
.ex-tbl td:nth-child(3){width:34%}
.ex-tbl .rv-bar{display:block}
.ex-rev{columns:2;column-gap:28px}.ex-rev li{margin:4px 0;break-inside:avoid}
.callout.ok{border-color:rgba(76,195,138,.45);background:rgba(76,195,138,.08)}
.callout.bad{border-color:rgba(242,109,109,.45);background:rgba(242,109,109,.08)}
@media(max-width:700px){.ex-facts{grid-template-columns:repeat(2,1fr)}.ex-rev{columns:1}.ex-bar{top:66px}}

/* ── checkout ─────────────────────────────────────────────────────────── */
.code-row{display:flex;gap:8px}
.code-row input{flex:1;min-width:0;background:var(--panel);border:1px solid var(--line-2);color:var(--ink);border-radius:10px;padding:11px 12px;font-family:var(--mono)}
.trust{display:flex;flex-wrap:wrap;gap:14px 28px;align-items:center;justify-content:center;padding:22px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);font-family:var(--mono);font-size:12px;letter-spacing:.12em;text-transform:uppercase;color:var(--muted)}

/* ── AI scene photos (tools/visuals/publish.py) — setting and technique only,
   never clinical evidence; ECG strips are always engine-drawn ───────────── */
.hero-photo{position:relative;overflow:hidden}
.hero-photo .hero-media{position:absolute;inset:0;z-index:0}
.hero-photo .hero-bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:72% 38%}
.hero-photo .hero-shade{position:absolute;inset:0;background:
  linear-gradient(90deg,rgba(7,11,16,.97) 0%,rgba(7,11,16,.92) 30%,rgba(7,11,16,.66) 52%,rgba(7,11,16,.32) 74%,rgba(7,11,16,.12) 100%),
  linear-gradient(0deg,var(--bg) 0%,rgba(7,11,16,0) 22%),
  linear-gradient(180deg,rgba(7,11,16,.62) 0%,rgba(7,11,16,0) 16%)}
.hero-photo>.wrap{position:relative;z-index:2}
@media(max-width:960px){.hero-photo .hero-shade{background:
  linear-gradient(180deg,rgba(7,11,16,.8) 0%,rgba(7,11,16,.6) 40%,rgba(7,11,16,.72) 100%),
  linear-gradient(0deg,var(--bg) 0%,rgba(7,11,16,0) 18%)}}
.mc-img{position:relative;aspect-ratio:16/7;overflow:hidden;background:var(--bg-2)}
.mc-img img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .6s ease}
a:hover .mc-img img{transform:scale(1.035)}
.mc-img::after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,var(--panel) 0%,rgba(14,22,32,0) 55%)}
.lesson-banner{position:relative;aspect-ratio:21/7;border-radius:16px;overflow:hidden;margin:0 0 18px;border:1px solid var(--line);background:var(--bg-2)}
.lesson-banner img{width:100%;height:100%;object-fit:cover;object-position:62% 38%;display:block}
.lesson-banner::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(7,11,16,.78) 0%,rgba(7,11,16,.2) 55%,rgba(7,11,16,0) 100%)}
.lesson-banner span{position:absolute;left:18px;bottom:14px;z-index:1;font:600 12px/1.2 var(--mono);letter-spacing:.12em;text-transform:uppercase;color:#F3EEDD}
@media(max-width:600px){.lesson-banner{aspect-ratio:16/9}}
.page-band{position:relative;height:clamp(150px,22vw,280px);overflow:hidden}
.page-band .pb-img{width:100%;height:100%;object-fit:cover;object-position:60% 40%;display:block}
.page-band::after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,var(--bg) 0%,rgba(7,11,16,.55) 45%,rgba(7,11,16,.35) 100%)}

/* ── data-photo hooks (photoreal images arrive in a later pass) ───────── */
[data-photo]{background:
  linear-gradient(180deg,rgba(196,165,116,.06),rgba(10,16,24,0) 55%),
  repeating-linear-gradient(0deg,rgba(242,109,109,.05) 0 1px,transparent 1px 22px),
  repeating-linear-gradient(90deg,rgba(242,109,109,.05) 0 1px,transparent 1px 22px),
  #05080c}
[data-photo].ph-fill{min-height:120px}

/* ── misc / mobile ────────────────────────────────────────────────────── */
/* The academy name is long: on narrow screens the nav row must grow instead of
   spilling brand text and the burger over the page content (fixed 66px height). */
@media(max-width:640px){
  .nav-in{height:auto;min-height:66px;flex-wrap:nowrap;padding:8px 0}
  .brand{font-size:16px;line-height:1.2}
  .brand .mark{width:32px;height:32px;flex:none}
}
/* Content is always visible: the scroll-reveal must never hide lesson copy or cards
   (a missed IntersectionObserver callback would leave whole sections blank). */
.rv{opacity:1;transform:none}
.vs-table td:nth-child(2){color:var(--muted)} .vs-table td:nth-child(3){color:var(--ink)}
.yes{color:var(--ok);font-weight:700}.no{color:var(--bad)}
.player>*{min-width:0}
.lesson .body,.lesson .goals span{overflow-wrap:anywhere}
.lesson .body svg{max-width:100%;height:auto}
.lesson .body pre,.lesson .body code{white-space:pre-wrap}
@media(max-width:960px){.player{grid-template-columns:minmax(0,1fr)}.toc{position:static;max-height:240px}}
.sticky-cta{position:fixed;bottom:16px;left:50%;transform:translateX(-50%);z-index:60;display:none;gap:12px;align-items:center;background:rgba(14,22,32,.92);border:1px solid var(--line-2);border-radius:999px;padding:8px 8px 8px 18px;backdrop-filter:blur(14px);box-shadow:var(--shadow);font-size:14px;white-space:nowrap}
.sticky-cta.show{display:flex}
@media(max-width:600px){.sticky-cta{width:calc(100% - 24px);justify-content:space-between;white-space:normal}}
.nav-links a.btn.on{background:linear-gradient(135deg,var(--copper-2),var(--copper));color:#1A1408}
.table-scroll{max-width:100%;overflow-x:auto;border-radius:10px}
.table-scroll:focus{outline:2px solid var(--copper)}
@media print{
  nav,footer,.sticky-cta,.no-print,.ex-bar,.gcp-tabs{display:none!important}
  body{background:#fff;color:#000}body::before{display:none}
  .tbl th,.tbl td{color:#000;border-color:#999}
}

/* ── chart plates and look-alike duels (plate/duel renderer additions on top of academy.css) ── */
:root{ --skin:#E8636A; --eye:#5FD3F3; --mouth:#F3A9B3; --mass:#F2B84B; --micro:#A78BFA; --exam:#4CC38A; --ear:#E1C48F; }
body::before{background:radial-gradient(1200px 600px at 12% -10%, rgba(167,139,250,.10), transparent 60%),radial-gradient(900px 520px at 92% 8%, rgba(196,165,116,.11), transparent 60%)}
figure.vis.svg{background:var(--panel);padding:14px 14px 0;border-radius:var(--r);border:1px solid var(--line);margin:22px 0;overflow:hidden}
figure.vis.svg svg{display:block;width:100%;height:auto}
figure.vis.svg figcaption{margin:12px -14px 0;padding:10px 14px;border-top:1px solid var(--line);font-size:14px;color:var(--muted)}
.review-note{font-size:14px;border:1px solid rgba(242,184,75,.4);background:rgba(242,184,75,.07);color:var(--ink-2);border-radius:12px;padding:10px 14px;margin:12px auto}
.refs{font-size:14px;color:var(--muted)} .refs li{margin:4px 0}
.chip-row{display:flex;flex-wrap:wrap;gap:6px}
.chip{display:inline-flex;align-items:center;gap:6px;font-family:var(--mono);font-size:11px;letter-spacing:.08em;text-transform:uppercase;border:1px solid var(--line-2);border-radius:99px;padding:3px 10px;color:var(--ink-2);background:rgba(255,255,255,.02)}
.chip.dog{color:#E1C48F;border-color:rgba(225,196,143,.45)} .chip.cat{color:#A78BFA;border-color:rgba(167,139,250,.45)} .chip.both{color:#5FD3F3;border-color:rgba(95,211,243,.4)}
.chip.lock{color:var(--copper)}

/* ── plate ───────────────────────────────────────────── */
.plate{display:grid;grid-template-columns:minmax(0,1.55fr) minmax(280px,1fr);gap:0;background:var(--panel);border:1px solid var(--line);border-radius:var(--r);overflow:hidden;margin:24px 0;box-shadow:var(--shadow)}
.plate .pfig{position:relative;background:radial-gradient(120% 90% at 50% 40%, #142131 0%, #0A1119 70%);border-right:1px solid var(--line)}
.plate .pfig svg{display:block;width:100%;height:auto}
.plate .ptools{position:absolute;right:10px;top:10px;display:flex;gap:6px}
.plate .ptools button{background:rgba(7,11,16,.72);backdrop-filter:blur(8px);border:1px solid var(--line-2);color:var(--ink-2);font-family:var(--mono);font-size:11px;letter-spacing:.08em;border-radius:99px;padding:5px 10px;cursor:pointer}
.plate .ptools button.on{background:var(--copper);color:#14100A;border-color:var(--copper)}
.plate .pinfo{padding:20px 22px 22px;display:flex;flex-direction:column;gap:12px}
.plate .pinfo h3{font-size:22px;margin:0}
.plate .pid{font-family:var(--mono);font-size:11px;letter-spacing:.14em;color:var(--copper);text-transform:uppercase}
.plate .sect{border-top:1px solid var(--line);padding-top:10px}
.plate .sect b.k{display:block;font-family:var(--mono);font-size:11px;letter-spacing:.16em;text-transform:uppercase;margin-bottom:4px}
.plate .sect.pat b.k{color:var(--cyan)} .plate .sect.look b.k{color:var(--warn)} .plate .sect.proof b.k{color:var(--ok)} .plate .sect.norm b.k{color:var(--violet)}
.plate .sect p,.plate .sect li{font-size:15px;margin:0;color:var(--ink-2)}
.plate .sect ul{margin:0;padding-left:18px}
.plate ol.hl{margin:0;padding:0;list-style:none;display:grid;gap:6px}
.plate ol.hl li{display:grid;grid-template-columns:24px 1fr;gap:8px;font-size:14.5px;color:var(--ink-2);cursor:pointer;border-radius:8px;padding:3px 4px}
.plate ol.hl li:hover,.plate ol.hl li.on{background:rgba(196,165,116,.10)}
.plate ol.hl li i{font-style:normal;width:22px;height:22px;border-radius:50%;display:grid;place-items:center;background:var(--copper);color:#14100A;font-family:var(--mono);font-size:12px;font-weight:700}
.plate ol.hl li b{color:var(--ink)}
.plate.quizmode ol.hl li .lbl{filter:blur(6px)}
.plate.quizmode ol.hl li.rev .lbl{filter:none}
.plate .look a{color:var(--copper-2);text-decoration:underline;text-underline-offset:3px}
g.hs{cursor:pointer}
g.hs circle.ring{fill:rgba(7,11,16,.55);stroke:#E1C48F;stroke-width:2.5}
g.hs text{fill:#F3EEDD;font-family:"IBM Plex Mono",monospace;font-weight:600;font-size:15px;text-anchor:middle;dominant-baseline:central;pointer-events:none}
g.hs circle.pulse{fill:none;stroke:#E1C48F;stroke-width:2;opacity:0}
g.hs.on circle.ring{fill:#C4A574;stroke:#FFF3D6}
g.hs.on text{fill:#14100A}
g.hs.on circle.pulse{animation:hsPulse 1.2s ease-out infinite}
@keyframes hsPulse{0%{opacity:.9;r:16}100%{opacity:0;r:34}}
.plate.nolabels g.hs{display:none}
.plate .tell,.duel .tell{transition:opacity .35s}
.plate.hidetells .tell,.duel.hidetells .tell{opacity:0}

/* ── duel (lookalike pair) ──────────────────────────── */
.duel{background:var(--panel);border:1px solid var(--line);border-radius:var(--r);overflow:hidden;margin:24px 0;box-shadow:var(--shadow)}
.duel .dhead{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:16px 20px;border-bottom:1px solid var(--line);flex-wrap:wrap}
.duel .dhead h3{margin:0;font-size:22px}
.duel .dvs{display:grid;grid-template-columns:1fr auto 1fr;align-items:stretch}
.duel .side{position:relative;background:radial-gradient(120% 90% at 50% 40%, #142131 0%, #0A1119 70%)}
.duel .side svg{display:block;width:100%;height:auto}
.duel .side .nm{position:absolute;left:12px;top:12px;font-family:var(--mono);font-size:12px;letter-spacing:.1em;text-transform:uppercase;padding:5px 10px;border-radius:99px;background:rgba(7,11,16,.75);border:1px solid var(--line-2)}
.duel .side.a .nm{color:var(--cyan)} .duel .side.b .nm{color:var(--warn)}
.duel .mid{display:grid;place-items:center;width:46px;background:var(--bg-2);font-family:var(--serif);font-size:20px;color:var(--copper);border-left:1px solid var(--line);border-right:1px solid var(--line)}
.duel.blind .side .nm{filter:blur(7px)}
.duel .dbody{padding:16px 20px 20px}
.duel table.tells{width:100%;border-collapse:collapse;font-size:15px}
.duel table.tells th,.duel table.tells td{padding:8px 10px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}
.duel table.tells th{font-family:var(--mono);font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);font-weight:500}
.duel table.tells td:first-child{color:var(--ink);font-weight:600;width:22%}
.duel table.tells td.a{color:#BDEBFA} .duel table.tells td.b{color:#FCE3B0}
.duel .trap{margin-top:12px}
.duel .dq{margin-top:14px}
@media(max-width:820px){.plate{grid-template-columns:1fr}.plate .pfig{border-right:0;border-bottom:1px solid var(--line)}.duel .dvs{grid-template-columns:1fr}.duel .mid{width:auto;height:36px;border:0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}}

/* ── gallery ─────────────────────────────────────────── */
.atlas-filters{display:flex;flex-wrap:wrap;gap:8px;margin:18px 0 8px}
.atlas-filters button{background:var(--panel);border:1px solid var(--line-2);color:var(--ink-2);border-radius:99px;padding:7px 13px;cursor:pointer;font-size:14px}
.atlas-filters button.on{background:var(--copper);color:#101418;border-color:var(--copper)}
.atlas-search{width:100%;max-width:440px;background:var(--panel);border:1px solid var(--line-2);color:var(--ink);border-radius:10px;padding:11px 12px;margin:6px 0 18px}
.pgrid{display:grid;grid-template-columns:repeat(auto-fill,minmax(270px,1fr));gap:16px}
.pcard{background:var(--panel);border:1px solid var(--line);border-radius:14px;overflow:hidden;cursor:pointer;transition:transform .18s, border-color .18s;display:flex;flex-direction:column}
.pcard:hover{transform:translateY(-3px);border-color:var(--copper-d)}
.pcard .th{background:radial-gradient(120% 90% at 50% 40%, #142131 0%, #0A1119 70%);aspect-ratio:16/10;overflow:hidden}
.pcard .th svg{width:100%;height:100%;display:block}
.pcard .th svg g.hs{display:none}
.pcard .cap{padding:10px 12px 12px;display:flex;flex-direction:column;gap:6px}
.pcard .cap b{font-family:var(--serif);font-weight:500;font-size:17px;line-height:1.2;color:var(--ink)}
.pcard.locked .th{filter:saturate(.4) brightness(.55)}
.modal{position:fixed;inset:0;z-index:90;background:rgba(3,6,9,.86);backdrop-filter:blur(6px);display:none;overflow:auto;padding:30px 0}
.modal.on{display:block}
.modal .x{position:fixed;right:18px;top:14px;z-index:91;background:var(--panel);border:1px solid var(--line-2);color:var(--ink);border-radius:99px;width:42px;height:42px;font-size:20px;cursor:pointer}

/* ── widgets / lab ───────────────────────────────────── */
.gw{background:var(--panel);border:1px solid var(--line);border-radius:var(--r);padding:18px;margin:24px 0;box-shadow:var(--shadow)}
.gw .gw-h{display:flex;justify-content:space-between;align-items:baseline;gap:10px;flex-wrap:wrap;margin-bottom:10px}
.gw .gw-h h4{margin:0;font-size:20px}
.gw .gw-h .eyebrow{font-size:11px}
.gw.missing{border-style:dashed;color:var(--muted);font-size:14px}
.lab-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:16px;margin-top:20px}
.lab-card{background:var(--panel);border:1px solid var(--line);border-radius:16px;padding:18px;display:flex;flex-direction:column;gap:8px;transition:border-color .18s, transform .18s}
.lab-card:hover{border-color:var(--copper-d);transform:translateY(-2px)}
.lab-card .ic{width:46px;height:46px;border-radius:12px;display:grid;place-items:center;font-size:22px;background:linear-gradient(135deg,rgba(196,165,116,.25),rgba(95,211,243,.12));border:1px solid var(--line-2)}
input[type=range]{width:100%;accent-color:var(--copper)}
.seg{display:inline-flex;border:1px solid var(--line-2);border-radius:99px;overflow:hidden}
.seg button{background:transparent;border:0;color:var(--ink-2);padding:7px 14px;cursor:pointer;font-size:14px}
.seg button.on{background:var(--copper);color:#14100A}
.kbd{font-family:var(--mono);font-size:12px;border:1px solid var(--line-2);border-bottom-width:2px;border-radius:6px;padding:1px 6px;color:var(--ink-2)}

/* ── hero ────────────────────────────────────────────── */
.hero-duel{position:relative;border-radius:22px;overflow:hidden;border:1px solid var(--line-2);box-shadow:var(--shadow), var(--glow);background:#0A1119;user-select:none;touch-action:none}
.hero-duel svg{display:block;width:100%;height:auto}
.hero-duel .handle{position:absolute;top:0;bottom:0;width:2px;background:#E1C48F;box-shadow:0 0 18px rgba(225,196,143,.8);cursor:ew-resize}
.hero-duel .handle::after{content:"⟷";position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:44px;height:44px;border-radius:50%;background:#C4A574;color:#14100A;display:grid;place-items:center;font-size:18px;font-weight:700;box-shadow:0 6px 20px rgba(0,0,0,.5)}
.hero-duel .lab{position:absolute;bottom:14px;font-family:var(--mono);font-size:12px;letter-spacing:.12em;text-transform:uppercase;padding:6px 11px;border-radius:99px;background:rgba(7,11,16,.78);border:1px solid var(--line-2)}
.hero-duel .lab.l{left:14px;color:var(--cyan)} .hero-duel .lab.r{right:14px;color:var(--warn)}
.stat-row{display:flex;flex-wrap:wrap;gap:22px;margin-top:22px}
.stat-row div{min-width:110px} .stat-row b{display:block;font-family:var(--serif);font-size:38px;font-weight:500;color:var(--ink);line-height:1} .stat-row span{font-size:13px;color:var(--muted)}
.fw-card .acr{font-family:var(--mono);font-size:13px;color:var(--copper-2);letter-spacing:.06em}
@media print{ nav,footer,.no-print,.sticky-cta{display:none!important} body{background:#fff;color:#000} .gw,.plate,.duel{box-shadow:none} }

/* qc-fixes 2026-10-10 */
.plate .pfig{padding-top:40px}
.plate .ptools{top:6px;right:8px}
.hero-duel .handle::after{top:86%}
.hero-duel .lab i.tell{display:block;font-style:normal;font-family:var(--sans);font-size:12.5px;letter-spacing:0;text-transform:none;color:var(--ink);margin-top:3px;opacity:1;transition:opacity .3s}
.hero-duel-wrap .hidetells .lab i.tell,.hidetells .lab i.tell{opacity:0}

/* real-photo plates and duels: credit lines */
.plate .pcred{font-size:11.5px;line-height:1.4;color:var(--muted);padding:7px 12px 9px}
.plate .pcred a{color:inherit;text-decoration:underline;text-underline-offset:2px}
.plate.locked .pcred{display:none}
.duel .side .cred{position:absolute;right:8px;bottom:8px;font-size:10.5px;line-height:1.3;color:rgba(244,241,234,.8);background:rgba(7,11,16,.62);padding:2px 7px;border-radius:5px;max-width:72%;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;text-decoration:none}
.duel .side .cred:hover{color:#fff}
.duel .side svg image,.plate .pfig svg image{image-rendering:auto}
/* wide screens: keep the photograph in view while the reader works down a long plate key */
@media(min-width:821px){.plate{overflow:clip}.plate .pfig{position:sticky;top:76px;align-self:start;border-right:0}.plate .pinfo{border-left:1px solid var(--line)}.modal .plate .pfig{top:0}}
/* AI scene/sign videos (renderClip): the badge is burned into the frames, the caption says AI */
figure.vis.clip video{display:block;width:100%;height:auto;max-height:560px;background:#000}
figure.vis.clip .ai-note{display:block;margin-top:4px;font-size:12.5px;color:var(--muted)}

/* ── index module cards without scene photos: a quiet typographic band ── */
.mc-img.mc-flat{aspect-ratio:16/7;background:linear-gradient(135deg,#16212B,#223344);display:grid;place-items:center}
.mc-img.mc-flat span{font:600 11px/1 "IBM Plex Mono",monospace;letter-spacing:.42em;color:var(--copper)}
/* masterclass progress panel in the course sidebar */
.micro-panel{margin:8px 0 4px;padding:10px 12px;border:1px solid var(--line);border-radius:12px}
.micro-panel a{display:flex;flex-direction:column;gap:3px;color:inherit;text-decoration:none}
.micro-panel a:hover{border-color:var(--copper)}