/* VIVES Forecasting Lab · demo page
   Text pages: white background, black type, red framing.
   Games: dark consoles framed in red. */
:root{
  --red:#E30613;
  --red-dark:#B0000F;
  --red-soft:#FDE7E9;
  --black:#0B0B0B;
  --ink:#111111;
  --grey-1:#F5F5F5;
  --grey-2:#E6E6E6;
  --grey-3:#BDBDBD;
  --grey-4:#5E5E5E;
  --white:#FFFFFF;
  /* game console */
  --g-bg:#0E0E0E;
  --g-panel:#141414;
  --g-card:#181818;
  --g-line:#2A2A2A;
  --g-mute:#8C8C8C;
  --g-ink:#F2F2F2;
  --font:"Inter",system-ui,-apple-system,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  --serif:"Source Serif 4",Georgia,"Times New Roman",serif;
  --mono:"JetBrains Mono",ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--font);color:var(--ink);background:var(--white);line-height:1.6;-webkit-font-smoothing:antialiased;overflow-x:hidden}
img,svg{display:block;max-width:100%}
button{font:inherit;cursor:pointer}
a{color:inherit}
[hidden]{display:none!important}
.wrap{width:min(1200px,100% - 32px);margin-inline:auto}

/* ---------- NAV ---------- */
.nav{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.96);backdrop-filter:blur(8px);border-top:4px solid var(--red);border-bottom:1px solid var(--grey-2)}
.nav .wrap{display:flex;align-items:center;justify-content:space-between;height:64px;gap:16px}
.brand{display:flex;align-items:center;gap:10px;font-weight:700;letter-spacing:-.01em;text-decoration:none;font-family:var(--serif);font-size:19px}
.brand-mark{width:30px;height:30px;border-radius:6px;background:var(--black);display:grid;place-items:center}
.brand-mark svg{width:20px;height:20px}
.brand small{font-family:var(--font);font-weight:500;font-size:13px;color:var(--grey-4);margin-left:4px;padding-left:10px;border-left:1px solid var(--grey-3)}
.nav-links{display:flex;gap:4px}
.nav-links a{text-decoration:none;font-weight:600;font-size:14px;padding:8px 14px;border-radius:4px;transition:.2s}
.nav-links a:hover{color:var(--red)}
.nav-links a.cta{background:var(--red);color:#fff}
.nav-links a.cta:hover{background:var(--red-dark);color:#fff}
@media (max-width:760px){.nav-links a:not(.cta){display:none}.brand small{display:none}}

/* ---------- HERO ---------- */
.hero{padding:56px 0 64px;background:#fff}
.hero .wrap{display:grid;grid-template-columns:1.05fr 1fr;gap:48px;align-items:center;border:2px solid var(--red);padding:56px 48px;position:relative}
.hero .wrap::before{content:"Applied research";position:absolute;top:-12px;left:32px;background:#fff;padding:0 10px;font-size:12px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--red)}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;letter-spacing:.06em;color:var(--grey-4)}
.hero h1{font-family:var(--serif);font-size:clamp(40px,5.6vw,68px);line-height:1.06;letter-spacing:-.02em;font-weight:700;margin:14px 0 22px;color:var(--black)}
.hero h1 em{font-style:italic;color:var(--red);font-weight:600}
.hero p.lead{font-size:clamp(17px,1.5vw,19px);color:#333;max-width:560px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px}
.btn{display:inline-flex;align-items:center;gap:10px;border:0;border-radius:4px;padding:13px 22px;font-weight:700;text-decoration:none;transition:transform .15s,background .2s,color .2s,box-shadow .2s}
.btn:active{transform:scale(.97)}
.btn-red{background:var(--red);color:#fff}
.btn-red:hover{background:var(--red-dark)}
.btn-black{background:var(--black);color:#fff}
.btn-black:hover{background:#333}
.btn-outline{background:#fff;color:var(--black);box-shadow:inset 0 0 0 2px var(--black)}
.btn-outline:hover{background:var(--black);color:#fff}
.btn[disabled]{opacity:.35;pointer-events:none}
.hero-chart{background:var(--g-bg);border-radius:6px;padding:20px;position:relative;box-shadow:10px 10px 0 var(--red)}
.hero-chart .hc-top{display:flex;justify-content:space-between;font-size:12px;color:#8A8A8A;font-family:var(--mono);margin-bottom:10px}
.hero-chart .hc-top b{color:var(--red)}
.case-pills{display:flex;gap:10px;flex-wrap:wrap;margin-top:34px;padding-top:24px;border-top:1px solid var(--grey-2)}
.case-pill{display:flex;align-items:center;gap:10px;border:1px solid var(--grey-3);border-radius:4px;padding:9px 14px;text-decoration:none;font-size:14px;font-weight:600;transition:.2s;background:#fff}
.case-pill:hover{border-color:var(--red);color:var(--red)}
.case-pill span{font-family:var(--mono);color:var(--red);font-size:12px}
@media (max-width:900px){.hero .wrap{grid-template-columns:1fr;padding:40px 22px}.hero{padding:36px 0 48px}}

/* ---------- STRIP ---------- */
.strip{border-block:2px solid var(--red)}
.strip .wrap{display:grid;grid-template-columns:repeat(3,1fr)}
.strip div.item{padding:26px 24px;border-right:1px solid var(--grey-2)}
.strip div.item:last-child{border-right:0}
.strip h3{font-family:var(--serif);font-size:19px;font-weight:700;margin-bottom:4px;display:flex;align-items:center;gap:10px}
.strip h3 i{width:24px;height:24px;border:2px solid var(--red);border-radius:50%;display:inline-grid;place-items:center;color:var(--red);font-style:normal;font-size:12px;font-family:var(--mono);font-weight:700}
.strip p{font-size:14px;color:var(--grey-4)}
@media (max-width:760px){.strip .wrap{grid-template-columns:1fr}.strip div.item{border-right:0;border-bottom:1px solid var(--grey-2)}}

/* ---------- CASE SECTIONS ---------- */
.case{padding:96px 0;background:#fff;border-bottom:1px solid var(--grey-2)}
.case-head{display:grid;grid-template-columns:auto 1fr;gap:32px;align-items:start;margin-bottom:44px;border-left:4px solid var(--red);padding-left:28px}
.case-num{font-family:var(--serif);font-size:clamp(56px,7vw,96px);font-weight:700;line-height:.85;color:var(--red)}
.case h2{font-family:var(--serif);font-size:clamp(30px,3.8vw,46px);line-height:1.1;letter-spacing:-.015em;font-weight:700;margin:8px 0 18px;color:var(--black)}
.case h2 em{font-style:italic;color:var(--red);font-weight:600}
.case-intro{display:grid;grid-template-columns:1.4fr 1fr;gap:40px}
.case-intro p{font-size:17px;max-width:640px;color:#222}
.tagline{font-size:12px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--red)}
.facts{list-style:none;display:grid;gap:0;align-content:start;border:1px solid var(--red)}
.facts li{display:flex;gap:12px;font-size:14px;padding:11px 14px;background:#fff;border-bottom:1px solid var(--grey-2)}
.facts li:last-child{border-bottom:0}
.facts b{color:var(--red);font-family:var(--mono);font-size:11.5px;min-width:70px;padding-top:2px}
@media (max-width:900px){.case-head{grid-template-columns:1fr;gap:6px;padding-left:18px}.case-intro{grid-template-columns:1fr;gap:20px}.case{padding:64px 0}}

/* =====================================================
   GAME CONSOLE (dark)
   ===================================================== */
.demo{background:var(--g-bg);color:var(--g-ink);border:3px solid var(--red);border-radius:8px;overflow:hidden;box-shadow:0 30px 60px -30px rgba(0,0,0,.45)}
.demo-bar{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:12px 18px;background:#000;border-bottom:1px solid var(--g-line);flex-wrap:wrap}
.demo-bar .title{display:flex;align-items:center;gap:10px;font-weight:700;font-size:14px;color:#fff}
.demo-bar .dots{display:flex;gap:6px}
.demo-bar .dots i{width:10px;height:10px;border-radius:50%;background:#333}
.demo-bar .dots i:first-child{background:var(--red)}
.tabs{display:flex;background:#1c1c1c;border-radius:6px;padding:3px}
.tabs button{border:0;background:transparent;color:#999;padding:7px 14px;border-radius:4px;font-weight:700;font-size:13px}
.tabs button.on{background:var(--red);color:#fff}
.tabs button[disabled]{opacity:.5;cursor:not-allowed}
.demo-body{display:grid;grid-template-columns:320px 1fr;min-height:520px}
.panel{padding:22px;border-right:1px solid var(--g-line);background:var(--g-panel);display:flex;flex-direction:column;gap:18px}
.stage{padding:22px;display:flex;flex-direction:column;gap:16px;min-width:0}
@media (max-width:980px){.demo-body{grid-template-columns:1fr}.panel{border-right:0;border-bottom:1px solid var(--g-line)}}

.ctl-label{font-size:11px;font-weight:800;letter-spacing:.14em;text-transform:uppercase;color:var(--g-mute);margin-bottom:8px;display:flex;justify-content:space-between;gap:8px}
.ctl-label output{color:#fff;font-family:var(--mono);letter-spacing:0;text-transform:none}

.seg{display:grid;grid-auto-flow:column;grid-auto-columns:1fr;background:#222;border-radius:6px;padding:3px;gap:3px}
.seg button{border:0;background:transparent;border-radius:4px;padding:8px 4px;font-weight:700;font-size:13px;color:#8a8a8a;transition:.15s}
.seg button:hover{color:#fff}
.seg button.on{background:#fff;color:var(--black)}
.seg.wrap2{grid-auto-flow:row;grid-template-columns:1fr 1fr}

.switch{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:9px 0;border-bottom:1px dashed var(--g-line);cursor:pointer;user-select:none}
.switch:last-child{border-bottom:0}
.switch .lbl{font-size:14px;font-weight:600;line-height:1.25;color:#fff}
.switch .lbl small{display:block;font-weight:500;color:var(--g-mute);font-size:12px}
.switch input{position:absolute;opacity:0;pointer-events:none}
.switch .track{flex:none;width:46px;height:26px;border-radius:999px;background:#3a3a3a;position:relative;transition:.2s}
.switch .track::after{content:"";position:absolute;top:3px;left:3px;width:20px;height:20px;border-radius:50%;background:#fff;transition:.2s}
.switch input:checked + .track{background:var(--red)}
.switch input:checked + .track::after{left:23px}
.switch input:focus-visible + .track{outline:2px solid #fff;outline-offset:2px}
.switch input:disabled + .track{opacity:.5}
.panel.locked .seg,.panel.locked .switch{pointer-events:none}
.panel.locked .seg button:not(.on){opacity:.35}
.panel.locked .switch:has(input:not(:checked)) .lbl{opacity:.4}

input[type=range]{-webkit-appearance:none;appearance:none;width:100%;height:6px;border-radius:999px;background:#2e2e2e;outline:none}
input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;width:22px;height:22px;border-radius:50%;background:var(--red);border:3px solid var(--g-bg);box-shadow:0 0 0 2px var(--red);cursor:pointer}
input[type=range]::-moz-range-thumb{width:18px;height:18px;border-radius:50%;background:var(--red);border:3px solid var(--g-bg);box-shadow:0 0 0 2px var(--red);cursor:pointer}

.demo .btn-outline{background:transparent;color:#fff;box-shadow:inset 0 0 0 2px #fff}
.demo .btn-outline:hover{background:#fff;color:var(--black)}

.kpis{display:grid;grid-template-columns:repeat(auto-fit,minmax(130px,1fr));gap:10px}
.kpi{border:1px solid var(--g-line);border-radius:6px;padding:12px 14px;background:var(--g-card)}
.kpi .k{font-size:11px;font-weight:800;letter-spacing:.12em;text-transform:uppercase;color:var(--g-mute)}
.kpi .v{font-size:28px;font-weight:800;letter-spacing:-.03em;line-height:1.15;font-variant-numeric:tabular-nums;color:#fff}
.kpi .s{font-size:12px;color:var(--g-mute)}
.kpi.hot{background:#fff;border-color:#fff}
.kpi.hot .k,.kpi.hot .s{color:#666}
.kpi.hot .v,.kpi.hot .n{color:var(--black)}
.kpi.red{background:var(--red);border-color:var(--red)}
.kpi.red .k,.kpi.red .s{color:#FFD5D8}

.chart-box{border:1px solid var(--g-line);border-radius:6px;padding:12px 12px 6px;background:var(--g-card)}
.chart-box h4{font-size:12px;font-weight:800;letter-spacing:.1em;text-transform:uppercase;color:var(--g-mute);display:flex;justify-content:space-between;gap:10px;flex-wrap:wrap;margin-bottom:4px}
.legend{display:flex;gap:12px;flex-wrap:wrap;font-size:11px;font-weight:600;text-transform:none;letter-spacing:0;color:var(--g-mute)}
.legend i{display:inline-block;width:14px;height:4px;border-radius:2px;margin-right:5px;vertical-align:middle}
.chart svg text{font-family:var(--font)}

.note{font-size:12px;color:var(--g-mute)}
.note b{color:#fff}
.hint{display:flex;gap:10px;align-items:flex-start;font-size:13px;background:rgba(227,6,19,.12);border:1px solid rgba(227,6,19,.45);color:#ffd6d9;border-radius:6px;padding:10px 12px}
.hint b{color:#fff}

.result{border-radius:6px;padding:16px 18px;background:#1a0306;border:1px solid var(--red);color:#fff;display:none;animation:pop .35s ease}
.result.show{display:block}
.result h5{font-size:18px;font-weight:800;letter-spacing:-.02em;margin-bottom:4px}
.result p{font-size:14px;color:#d6d6d6}
.result .big{color:var(--red)}
@keyframes pop{from{transform:scale(.97);opacity:0}to{transform:none;opacity:1}}

.chip{display:inline-flex;align-items:center;gap:6px;font-size:12px;font-weight:700;padding:5px 10px;border-radius:4px;background:#1c1c1c;border:1px solid #333;color:#ddd}
.chip.red{background:var(--red);border-color:var(--red);color:#fff}
.chip.black{background:#fff;border-color:#fff;color:var(--black)}
.chips{display:flex;flex-wrap:wrap;gap:6px}

.score-dots{display:flex;gap:6px}
.score-dots i{width:12px;height:12px;border-radius:50%;background:#333}
.score-dots i.done{background:#fff}
.score-dots i.now{background:var(--red);box-shadow:0 0 0 3px rgba(227,6,19,.3)}

/* meal */
.plates{display:grid;grid-template-columns:repeat(20,1fr);gap:4px}
.plate{aspect-ratio:1;border-radius:50%;background:#262626;transition:background .25s,transform .25s}
.plate.on{background:var(--g-ink)}
.plate.waste{background:var(--red)}
.plate.short{background:transparent;box-shadow:inset 0 0 0 2px var(--red)}
.plate.pop{transform:scale(1.25)}
.impact-row{display:grid;grid-template-columns:120px 1fr 52px;align-items:center;gap:10px;font-size:13px;padding:3px 0;color:#ddd}
.impact-row .bar{height:12px;background:#222;border-radius:6px;position:relative}
.impact-row .bar span{position:absolute;top:0;bottom:0;border-radius:6px;transition:all .45s cubic-bezier(.2,.8,.2,1)}
.impact-row .bar::after{content:"";position:absolute;left:50%;top:-3px;bottom:-3px;width:1px;background:#555}
.impact-row .val{font-family:var(--mono);font-size:12px;text-align:right;font-weight:600}
.big-forecast{display:flex;align-items:baseline;gap:10px;flex-wrap:wrap}
.big-forecast .n{font-size:clamp(46px,6vw,68px);font-weight:800;letter-spacing:-.05em;line-height:1;font-variant-numeric:tabular-nums}
.big-forecast .u{font-weight:700;color:#666}
.big-forecast .pm{font-family:var(--mono);font-size:14px;background:var(--red-soft);color:var(--red);padding:3px 8px;border-radius:4px;font-weight:700}
.guess-n{font-size:40px;font-weight:800;letter-spacing:-.04em;text-align:center;font-variant-numeric:tabular-nums;color:#fff}
.vs{display:grid;grid-template-columns:1fr auto 1fr;gap:12px;align-items:stretch}
.vs .side{border-radius:6px;padding:14px;border:2px solid #fff;text-align:center}
.vs .side.ai{background:#fff;color:var(--black)}
.vs .side .who{font-size:11px;font-weight:800;letter-spacing:.14em;text-transform:uppercase;opacity:.7}
.vs .side .num{font-size:34px;font-weight:800;letter-spacing:-.03em;font-variant-numeric:tabular-nums}
.vs .side .err{font-size:12px;font-family:var(--mono)}
.vs .mid{display:grid;place-items:center;font-weight:800;color:var(--red)}
.vs .side.win{box-shadow:0 0 0 4px var(--red)}

/* inventory */
.shelf{display:grid;grid-template-columns:repeat(12,1fr);gap:5px;padding:12px;background:#161616;border-radius:6px;border-bottom:8px solid #3a3a3a}
.box{aspect-ratio:1/1.15;border-radius:3px;background:#262626;transition:background .2s}
.box.on{background:var(--g-ink)}
.box.low{background:var(--red)}
.shelf-wrap{display:grid;grid-template-columns:1fr 150px;gap:12px;align-items:stretch}
.day-ind{border-radius:6px;background:#000;border:1px solid var(--g-line);color:#fff;padding:12px;display:flex;flex-direction:column;justify-content:center;text-align:center}
.day-ind .d{font-size:36px;font-weight:800;line-height:1;font-variant-numeric:tabular-nums}
.day-ind .l{font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:#aaa;font-weight:800}
.day-ind .ev{margin-top:6px;font-size:12px;color:var(--red);font-weight:700;min-height:16px}
@media (max-width:560px){.shelf-wrap{grid-template-columns:1fr}.shelf{grid-template-columns:repeat(10,1fr)}}
.leader{display:grid;gap:6px}
.leader div{display:flex;justify-content:space-between;gap:8px;font-size:13px;padding:6px 10px;border-radius:4px;background:#1c1c1c;color:#ddd}
.leader div b{font-family:var(--mono);color:#fff}

/* cyber */
.netmap{position:relative;border-radius:6px;background:#0A0A0A;overflow:hidden;border:1px solid var(--g-line)}
.netmap svg{width:100%;height:auto}
.node{cursor:pointer}
.node .ring{transition:all .3s;pointer-events:none}
.node:hover .core{stroke:var(--red)}
.node:focus{outline:none}
.node:focus-visible .core{stroke:#fff;stroke-width:3}
.feed{font-family:var(--mono);font-size:11.5px;line-height:1.6;background:#0A0A0A;border:1px solid var(--g-line);color:#9a9a9a;border-radius:6px;padding:10px 12px;height:170px;overflow:hidden;display:flex;flex-direction:column;justify-content:flex-end;gap:1px}
.feed div{white-space:nowrap;overflow:hidden;text-overflow:ellipsis;animation:fadeIn .4s}
.feed .hi{color:var(--red)}
.feed .ok{color:#fff}
@keyframes fadeIn{from{opacity:0;transform:translateY(6px)}}
.shields{display:flex;gap:8px;align-items:center}
.shield-ico{width:26px;height:30px}
.shield-ico path{fill:#fff}
.shield-ico.used path{fill:#333}

/* ---------- ABOUT / FOOTER ---------- */
.about{padding:96px 0;background:#fff}
.about .wrap{display:grid;grid-template-columns:1.2fr 1fr;gap:48px;align-items:center;border:2px solid var(--red);padding:52px 48px}
.about h2{font-family:var(--serif);font-size:clamp(32px,4vw,50px);line-height:1.08;letter-spacing:-.015em;font-weight:700;margin-top:10px}
.about p{font-size:18px;color:#333;margin-top:18px;max-width:560px}
.about .btn{margin-top:28px}
.method{display:grid;gap:0;border-left:2px solid var(--red)}
.method div{padding:14px 18px;display:flex;gap:14px;align-items:flex-start;border-bottom:1px solid var(--grey-2)}
.method div:last-child{border-bottom:0}
.method b{font-family:var(--mono);font-size:13px;color:var(--red);padding-top:2px}
.method span{font-size:15px}
@media (max-width:900px){.about .wrap{grid-template-columns:1fr;padding:36px 22px}.about{padding:56px 0}}
footer{background:#fff;color:var(--grey-4);padding:28px 0 36px;font-size:13px;border-top:4px solid var(--red)}
footer .wrap{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap}
footer b{color:var(--black)}

.reveal{opacity:0;transform:translateY(24px);transition:opacity .7s ease,transform .7s ease}
.reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none}*{animation:none!important;transition:none!important}}