/* OEE Lab - "Control Room" homepage design system (self-contained, dark, instrument-grade).
   Scoped to the homepage; does not touch the shared styles.css the other pages use. */
:root{
  /* ===== LIGHT theme (default) ===== */
  --bg:#f6f8fb; --bg2:#eef2f7;
  --panel:#ffffff; --panel2:#f7f9fc; --elev:#eef2f7;
  --line:#e5e9f0; --line2:#d6dde8; --line3:#c3cedb;
  --text:#0f1720; --muted:#586675; --faint:#7a8a9a;
  --cy:#0d9488; --cy2:#0b8177; --cyglow:rgba(13,148,136,.28);
  --am:#b96809; --amglow:rgba(185,104,9,.28);
  --red:#dc2626; --redglow:rgba(220,38,38,.28);
  --nav-bg:rgba(255,255,255,.86);
  --sans:'Inter',system-ui,-apple-system,Segoe UI,Roboto,sans-serif;
  --disp:'Space Grotesk',var(--sans);
  --mono:'Roboto Mono',ui-monospace,SFMono-Regular,Menlo,monospace;
  --maxw:1180px;
  --rad:16px; --rad-sm:11px;
}
:root[data-theme="dark"]{
  --bg:#070b11; --bg2:#0a0f17;
  --panel:#0d141e; --panel2:#111a26; --elev:#16202e;
  --line:#1b2634; --line2:#26354a; --line3:#324863;
  --text:#e9eff7; --muted:#94a6bc; --faint:#62768e;
  --cy:#35e6d6; --cy2:#15bdb0; --cyglow:rgba(53,230,214,.45);
  --am:#f6a623; --amglow:rgba(246,166,35,.45);
  --red:#ff5f5f; --redglow:rgba(255,95,95,.45);
  --nav-bg:rgba(7,11,17,.72);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--sans);background:var(--bg);color:var(--text);line-height:1.6;-webkit-font-smoothing:antialiased;overflow-x:hidden;position:relative}
/* ambient control-room backdrop: deep gradient + drifting precision grid + glow */
body::before{content:"";position:fixed;inset:-2px;z-index:-2;pointer-events:none;
  background:radial-gradient(1100px 620px at 78% -8%,rgba(53,230,214,.10),transparent 60%),
             radial-gradient(900px 600px at 8% 8%,rgba(40,90,140,.10),transparent 55%),
             linear-gradient(180deg,#070b11,#060a0f)}
body::after{content:"";position:fixed;inset:0;z-index:-1;pointer-events:none;opacity:.5;
  background-image:linear-gradient(rgba(53,230,214,.045) 1px,transparent 1px),linear-gradient(90deg,rgba(53,230,214,.045) 1px,transparent 1px);
  background-size:40px 40px;animation:griddrift 40s linear infinite;
  -webkit-mask-image:radial-gradient(ellipse 95% 70% at 50% 0%,#000 35%,transparent 82%);
  mask-image:radial-gradient(ellipse 95% 70% at 50% 0%,#000 35%,transparent 82%)}
@keyframes griddrift{to{background-position:40px 40px}}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}
a{color:var(--cy);text-decoration:none}
h1,h2,h3{font-family:var(--disp);font-weight:700;line-height:1.08;letter-spacing:-.02em;color:#fff}
.mono{font-family:var(--mono)}
.tnum{font-variant-numeric:tabular-nums;font-feature-settings:"tnum" 1}
a:focus-visible,button:focus-visible,input:focus-visible{outline:2px solid var(--cy);outline-offset:3px;border-radius:5px}

/* ---- nav ---- */
.nav{position:sticky;top:0;z-index:60;background:var(--nav-bg);backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
.nav .wrap{display:flex;align-items:center;gap:18px;height:66px}
.logo{display:flex;align-items:center;gap:10px;font-family:var(--disp);font-weight:700;font-size:19px;color:#fff;letter-spacing:-.01em}
.logo .mark{width:30px;height:30px;flex:none;filter:drop-shadow(0 0 7px var(--cyglow))}
.logo b{color:var(--cy);font-weight:700}
.nav-links{margin-left:auto;display:flex;align-items:center;gap:26px}
.nav-links a{color:var(--muted);font-weight:600;font-size:14px;letter-spacing:.01em;transition:color .15s}
.nav-links a:hover{color:#fff}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font-weight:700;font-size:14.5px;font-family:var(--sans);
  padding:12px 20px;border-radius:var(--rad-sm);border:1px solid transparent;cursor:pointer;transition:transform .15s,box-shadow .2s,background .2s,border-color .15s;white-space:nowrap}
.btn svg{width:16px;height:16px}
.btn-primary{background:linear-gradient(180deg,#3ff0e0,#16bdb0);color:#04201d;box-shadow:0 0 0 1px rgba(53,230,214,.4),0 6px 22px rgba(53,230,214,.28)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 0 0 1px rgba(53,230,214,.6),0 10px 30px rgba(53,230,214,.42)}
.btn-ghost{background:rgba(255,255,255,.02);border-color:var(--line2);color:#dbe6f1}
.btn-ghost:hover{border-color:var(--cy);color:#fff;box-shadow:0 0 18px rgba(53,230,214,.16)}
.nav-toggle{display:none}
@media(max-width:840px){.nav-links{display:none}}

/* ---- hero / live console ---- */
.hero{padding:64px 0 30px}
.herowrap{display:grid;grid-template-columns:1.02fr .98fr;gap:48px;align-items:center}
@media(max-width:940px){.herowrap{grid-template-columns:1fr;gap:34px}}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-family:var(--mono);font-size:12px;font-weight:500;letter-spacing:.14em;text-transform:uppercase;color:var(--cy);
  background:rgba(53,230,214,.07);border:1px solid rgba(53,230,214,.22);padding:6px 13px;border-radius:999px;margin-bottom:22px}
.hero h1{font-size:clamp(38px,5.6vw,62px);letter-spacing:-.03em}
.hero h1 .hl{color:transparent;background:linear-gradient(90deg,var(--cy),#7ef0e4);-webkit-background-clip:text;background-clip:text}
.hero .sub{font-size:clamp(16px,1.7vw,19px);color:var(--muted);max-width:520px;margin:20px 0 28px}
.hero-cta{display:flex;gap:13px;flex-wrap:wrap}
.trust{margin-top:30px;display:flex;gap:14px 26px;flex-wrap:wrap;font-size:13px;color:var(--muted)}
.trust span{display:flex;align-items:center;gap:8px}
.trust svg{width:15px;height:15px;color:var(--cy)}

/* console card */
.console{position:relative;background:linear-gradient(168deg,#0f1924,#0a121b);border:1px solid var(--line2);border-radius:20px;
  padding:24px 26px 22px;box-shadow:0 30px 70px rgba(0,0,0,.5),inset 0 1px 0 rgba(255,255,255,.04);overflow:hidden}
.console::before{content:"";position:absolute;inset:0;pointer-events:none;border-radius:20px;
  background:radial-gradient(420px 220px at 70% -10%,rgba(53,230,214,.12),transparent 60%)}
.con-top{display:flex;justify-content:space-between;align-items:center;font-family:var(--mono);font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--faint);position:relative}
.con-live{display:inline-flex;align-items:center;gap:7px;color:var(--cy)}
.con-live::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--cy);box-shadow:0 0 9px var(--cy);animation:pulse 2.1s infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.25}}
.gauge-wrap{position:relative;width:248px;height:200px;margin:6px auto 2px}
.gauge{width:248px;height:248px;position:absolute;top:-6px;left:0}
.g-track{fill:none;stroke:var(--line2);stroke-width:13;stroke-linecap:round;stroke-dasharray:386.4 515.2}
.g-val{fill:none;stroke:var(--cy);stroke-width:13;stroke-linecap:round;stroke-dasharray:386.4 515.2;stroke-dashoffset:99.7;
  transition:stroke-dashoffset .6s cubic-bezier(.2,.8,.2,1),stroke .3s;filter:drop-shadow(0 0 7px var(--cyglow))}
.g-val.warn{stroke:var(--am);filter:drop-shadow(0 0 7px var(--amglow))}
.g-val.bad{stroke:var(--red);filter:drop-shadow(0 0 7px var(--redglow))}
.gauge-center{position:absolute;top:50%;left:0;right:0;transform:translateY(-58%);text-align:center}
.g-num{font-family:var(--mono);font-weight:700;font-size:54px;line-height:1;color:#fff;font-variant-numeric:tabular-nums;text-shadow:0 0 26px var(--cyglow)}
.g-num .g-u{font-size:.45em;color:var(--muted);margin-left:2px}
.g-lbl{font-family:var(--mono);font-size:12px;letter-spacing:.22em;color:var(--faint);margin-top:3px}
.g-verd{text-align:center;font-size:13px;color:var(--muted);margin:2px 0 16px;min-height:18px}
.sliders{display:grid;gap:13px;border-top:1px solid var(--line);padding-top:16px}
.srow{display:grid;grid-template-columns:96px 1fr 42px;align-items:center;gap:13px}
.srow label{font-size:12.5px;color:#c2d2e3;font-weight:600}
.srow input[type=range]{-webkit-appearance:none;appearance:none;width:100%;height:4px;border-radius:999px;background:var(--line2);outline:none;cursor:pointer}
.srow input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;width:17px;height:17px;border-radius:50%;background:var(--cy);cursor:pointer;box-shadow:0 0 0 4px rgba(53,230,214,.15),0 0 8px var(--cyglow)}
.srow input[type=range]::-moz-range-thumb{width:17px;height:17px;border:0;border-radius:50%;background:var(--cy);cursor:pointer}
.srow .sv{font-family:var(--mono);font-size:13.5px;color:#fff;text-align:right;font-variant-numeric:tabular-nums}
.con-loss{margin-top:16px;display:flex;align-items:center;gap:10px;background:rgba(246,166,35,.08);border:1px solid rgba(246,166,35,.22);
  border-radius:var(--rad-sm);padding:11px 14px;font-size:13px;color:#f3c684}
.con-loss b{font-family:var(--mono);color:#ffd089;font-variant-numeric:tabular-nums}
.con-cta{display:flex;gap:10px;margin-top:16px}
.con-cta .btn{flex:1;min-width:0;padding:11px 14px;font-size:13.5px}

/* ---- section ---- */
.section{padding:64px 0}
@media(min-width:880px){.section{padding:86px 0}}
.shead{max-width:660px;margin:0 auto 40px;text-align:center}
.shead .k{font-family:var(--mono);font-size:12px;letter-spacing:.18em;text-transform:uppercase;color:var(--cy);margin-bottom:12px}
.shead h2{font-size:clamp(27px,3.4vw,38px)}
.shead p{color:var(--muted);margin-top:12px;font-size:16px}

/* ---- instrument tool tiles ---- */
.feat{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-bottom:14px}
@media(max-width:880px){.feat{grid-template-columns:1fr}}
.tile{position:relative;display:flex;flex-direction:column;background:linear-gradient(168deg,var(--panel2),var(--panel));border:1px solid var(--line);
  border-radius:var(--rad);padding:22px;overflow:hidden;transition:transform .18s,border-color .18s,box-shadow .25s}
.tile::after{content:"";position:absolute;inset:0;border-radius:var(--rad);pointer-events:none;opacity:0;transition:opacity .25s;
  box-shadow:inset 0 0 0 1px rgba(53,230,214,.4),0 0 34px rgba(53,230,214,.12)}
.tile:hover{transform:translateY(-4px)}
.tile:hover::after{opacity:1}
.tile-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:14px}
.tile-ch{font-family:var(--mono);font-size:12px;letter-spacing:.1em;color:var(--faint)}
.tile-tag{font-family:var(--mono);font-size:10px;letter-spacing:.08em;text-transform:uppercase;color:var(--cy);background:rgba(53,230,214,.08);border:1px solid rgba(53,230,214,.24);padding:3px 8px;border-radius:999px}
.tile-tag.am{color:var(--am);background:rgba(246,166,35,.08);border-color:rgba(246,166,35,.26)}
.tile-viz{height:48px;margin-bottom:14px;display:flex;align-items:flex-end}
.tile h3{font-size:19px;color:#fff;margin-bottom:7px}
.tile p{color:var(--muted);font-size:14px;flex:1}
.tile-go{margin-top:15px;display:inline-flex;align-items:center;gap:7px;font-weight:700;font-size:13.5px;color:var(--cy)}
.tile-go svg{width:15px;height:15px;transition:transform .16s}
.tile:hover .tile-go svg{transform:translateX(4px)}
/* compact channel rows */
.chans{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
@media(max-width:880px){.chans{grid-template-columns:repeat(2,1fr)}}
@media(max-width:560px){.chans{grid-template-columns:1fr}}
.chan{display:flex;align-items:center;gap:13px;background:var(--panel);border:1px solid var(--line);border-radius:var(--rad-sm);padding:13px 15px;transition:border-color .16s,transform .16s,background .16s}
.chan:hover{border-color:var(--line3);transform:translateY(-2px);background:var(--panel2)}
.chan .cn{font-family:var(--mono);font-size:12px;color:var(--faint);flex:none}
.chan .cbody{flex:1;min-width:0}
.chan .ct{font-family:var(--disp);font-weight:700;font-size:14.5px;color:#fff;line-height:1.2}
.chan .cd{font-size:12px;color:var(--muted);margin-top:2px}
.chan .csp{flex:none;color:var(--cy);opacity:.7}

/* ---- benchmark band ---- */
.band{max-width:820px;margin:0 auto;text-align:center;background:linear-gradient(168deg,var(--panel2),var(--panel));border:1px solid var(--line2);border-radius:var(--rad);padding:34px 30px;box-shadow:0 22px 50px rgba(0,0,0,.4)}
.band h3{font-size:23px;color:#fff;margin-bottom:10px}
.band p{color:var(--muted);font-size:15px;max-width:600px;margin:0 auto 18px}
.band .btn+.btn{margin-left:10px}

/* ---- disclosure + recommendation ---- */
.disclose{display:flex;gap:11px;align-items:flex-start;max-width:820px;margin:0 auto 26px;padding:14px 18px;
  background:rgba(246,166,35,.07);border:1px solid rgba(246,166,35,.24);border-radius:var(--rad-sm);font-size:13.5px;color:#e7cf9f;line-height:1.55}
.disclose svg{width:18px;height:18px;flex:none;margin-top:1px;color:var(--am)}
.disclose b{color:#ffd99a}
.disclose a{color:#ffd089;text-decoration:underline}
.rec{max-width:960px;margin:0 auto}
.method{background:var(--panel);border:1px solid var(--line);border-left:3px solid var(--cy);border-radius:var(--rad-sm);padding:18px 22px;margin-bottom:22px;font-size:14px;color:#c2d2e3;line-height:1.65}
.method b{color:#fff;font-family:var(--disp)}
.method .crit{font-family:var(--mono);font-size:12px;color:var(--faint);margin-top:9px;letter-spacing:.02em}
.recgrid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
@media(max-width:760px){.recgrid{grid-template-columns:1fr}}
.reccard{position:relative;background:linear-gradient(168deg,var(--panel2),var(--panel));border:1px solid var(--line);border-radius:var(--rad);padding:22px 24px;display:flex;flex-direction:column;overflow:hidden}
.reccard.win{border-color:rgba(53,230,214,.3)}
.reccard.win::before{content:"";position:absolute;top:0;left:0;right:0;height:2px;background:linear-gradient(90deg,transparent,var(--cy),transparent)}
.reccard .seg{font-family:var(--mono);font-size:11px;letter-spacing:.05em;text-transform:uppercase;color:var(--cy);font-weight:500}
.reccard h3{font-size:17px;color:#fff;margin:8px 0;line-height:1.3}
.reccard p{font-size:13.5px;color:var(--muted);margin-bottom:11px;flex:1}
.reccard .pick{display:inline-flex;align-items:center;gap:7px;font-weight:700;font-size:13.5px;color:var(--cy)}
.reccard .pick svg{width:15px;height:15px}
.reccard .why{font-size:12.5px;color:#9fb2c7;margin-top:9px;line-height:1.55}
.reccard .alt{font-size:12.5px;color:var(--muted);margin-top:9px;border-top:1px dashed var(--line2);padding-top:9px}
.reccard .alt b{color:#c2d2e3}

/* ---- go deeper ---- */
.deep{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
@media(max-width:880px){.deep{grid-template-columns:1fr}}

/* ---- about ---- */
.about{max-width:760px;margin:0 auto}
.about h2{font-size:clamp(25px,3vw,33px);margin-bottom:16px}
.about p{color:#b6c5d6;font-size:16px;margin-bottom:14px}
.about .fine{color:var(--faint);font-size:14px}
.about .fine a{color:var(--cy)}

/* ---- footer ---- */
footer{margin-top:40px;border-top:1px solid var(--line);background:var(--bg2);padding:46px 0 32px}
footer .wrap{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:30px}
@media(max-width:680px){footer .wrap{grid-template-columns:1fr 1fr}}
footer .blurb{font-size:13.5px;color:var(--muted);max-width:300px;margin-top:10px}
footer .fcol h4{font-family:var(--mono);font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--faint);margin-bottom:13px}
footer .fcol a{display:block;color:var(--muted);font-size:14px;margin-bottom:9px}
footer .fcol a:hover{color:#fff}
footer .disc{grid-column:1/-1;border-top:1px solid var(--line);margin-top:16px;padding-top:18px;font-size:12.5px;color:var(--faint)}
footer .disc b{color:var(--muted)}

/* ---- motion / reveal ---- */
.reveal{opacity:0;transform:translateY(16px);transition:opacity .6s,transform .6s}
.reveal.in{opacity:1;transform:none}
@media(prefers-reduced-motion:reduce){
  *{animation:none!important}
  .reveal{opacity:1;transform:none}
  .g-val{transition:none}
  body::after{animation:none}
}

/* === HERO v3 - mission control: centered, immersive, live telemetry bar === */
.hero{padding:74px 0 34px;text-align:center}
.herowrap{display:block;max-width:1000px;margin:0 auto}
.hero .eyebrow{margin-bottom:22px}
.hero h1{font-size:clamp(46px,8.2vw,92px);letter-spacing:-.045em;line-height:.95}
.hero .sub{max-width:600px;margin:22px auto 0}
.hero-cta{justify-content:center;margin-top:30px}
.hero .trust{justify-content:center;margin-top:26px}
.console{max-width:920px;margin:36px auto 0;display:grid;grid-template-columns:260px 1fr;gap:36px;align-items:center;text-align:left;padding:30px 36px;border-radius:22px}
@media(max-width:780px){.console{grid-template-columns:1fr;gap:22px;padding:26px 22px;text-align:center}}
.con-gauge{display:flex;justify-content:center}
.gauge-wrap{width:252px;height:208px;margin:0 auto}
.gauge{width:252px;height:252px;top:-4px;left:0}
.g-num{font-size:58px}
.con-controls{min-width:0}
.con-top{margin-bottom:8px}
.g-verd{text-align:left;margin:0 0 14px;min-height:0}
@media(max-width:780px){.g-verd{text-align:center}}
.sliders{border-top:1px solid var(--line);padding-top:16px}
.telemetry{max-width:920px;margin:16px auto 0;display:flex;flex-wrap:wrap;justify-content:center;border:1px solid var(--line);border-radius:12px;background:rgba(11,18,27,.55);overflow:hidden}
.telemetry .tl{flex:1;min-width:130px;display:flex;flex-direction:column;gap:4px;padding:13px 18px;border-left:1px solid var(--line)}
.telemetry .tl:first-child{border-left:0}
.telemetry .tl i{font-family:var(--mono);font-style:normal;font-size:10px;letter-spacing:.13em;text-transform:uppercase;color:var(--faint)}
.telemetry .tl b{font-family:var(--mono);font-size:17px;color:#fff;font-variant-numeric:tabular-nums}
.telemetry .tl:first-child b{color:var(--cy);text-shadow:0 0 14px var(--cyglow)}
@media(max-width:640px){.telemetry .tl{flex:1 0 40%;border-top:1px solid var(--line)}}
/* ===== THEME: light overrides (headings/cards that hardcode #fff sit on light surfaces now) ===== */
[data-theme="light"] h1,[data-theme="light"] h2,[data-theme="light"] h3{color:var(--text)}
[data-theme="light"] .logo{color:var(--text)}
[data-theme="light"] .btn-ghost{color:var(--text)}
[data-theme="light"] .tile h3,[data-theme="light"] .chan .ct,[data-theme="light"] .band h3,
[data-theme="light"] .reccard h3,[data-theme="light"] .method b,[data-theme="light"] .about b{color:var(--text)}
[data-theme="light"] .method{color:var(--body,#334353)}
[data-theme="light"] .about p{color:#334353}
[data-theme="light"] .reccard .why{color:#4a5a6a}
[data-theme="light"] .srow label{color:#334353}
[data-theme="light"] footer .fcol a:hover{color:var(--text)}
[data-theme="light"] .telemetry{background:#ffffff}
[data-theme="light"] .telemetry .tl b{color:var(--text)}
/* the live console + gauge stay a DARK instrument card on the light page (intentional focal accent) */
[data-theme="light"] .console{background:linear-gradient(168deg,#0f1924,#0a121b);border-color:#26354a}
/* light backdrop */
[data-theme="light"] body::before{background:
  radial-gradient(1100px 620px at 78% -8%,rgba(13,148,136,.05),transparent 60%),
  radial-gradient(900px 600px at 8% 8%,rgba(80,120,160,.05),transparent 55%),
  linear-gradient(180deg,#f6f8fb,#eef2f7)}
[data-theme="light"] body::after{opacity:.4;background-image:
  linear-gradient(rgba(13,120,120,.05) 1px,transparent 1px),
  linear-gradient(90deg,rgba(13,120,120,.05) 1px,transparent 1px)}
/* ===== theme toggle button (homepage nav) ===== */
.theme-toggle{display:inline-flex;align-items:center;justify-content:center;width:38px;height:38px;border-radius:10px;
  background:var(--panel);border:1px solid var(--line);color:var(--muted);cursor:pointer;transition:.15s;flex:none;padding:0;margin-left:auto}
.theme-toggle:hover{color:var(--cy);border-color:var(--cy)}
.theme-toggle svg{width:18px;height:18px;display:block}
.nav-links{margin-left:16px}
[data-theme="light"] .theme-toggle .ic-sun{display:none}
[data-theme="dark"] .theme-toggle .ic-moon{display:none}
@media(max-width:840px){.nav-links{margin-left:0}}

/* make the theme toggle OBVIOUS: labeled button ("Dark"/"Light") not a bare icon */
.theme-toggle{width:auto !important;padding:0 14px !important;gap:8px;color:var(--text) !important;font-family:var(--sans);font-weight:600;font-size:13.5px;letter-spacing:.01em}
.theme-toggle svg{width:16px !important;height:16px !important}
[data-theme="light"] .theme-toggle::after{content:"Dark"}
[data-theme="dark"] .theme-toggle::after{content:"Light"}