/* ============================================================
   ORE by Supply Foundry — site stylesheet
   Built on the official ORE brand tokens.
   Aesthetic: industrial precision / data-driven editorial.
   Charcoal + copper, fine engineered grids, the brand's
   "noise resolving into an ordered ring" motif throughout.
   ============================================================ */

/* ---- Brand tokens (from ore-brand-tokens.css) ---- */
:root {
  --ore-charcoal: #0F1419;
  --ore-graphite: #2A2F36;
  --ore-steel:    #6B7280;
  --ore-copper:   #C86A2B;
  --ore-slate:    #E5E7EB;
  --ore-white:    #ffffff;
  --ore-radius:   10px;

  /* Extended system */
  --copper-bright: #E07C36;
  --copper-deep:   #A9531F;
  --ink:           #0F1419;
  --paper:         #FAFAF8;
  --paper-2:       #F2F2EF;
  --line:          #E2E3DF;
  --line-dark:     #2C323A;
  --muted:         #6B7280;
  --muted-dark:    #9AA1AB;

  /* Badges */
  --active-bg:#E4F1DE; --active-dot:#3B8E2E;
  --pending-bg:#F4EAD2; --pending-dot:#C78A00;
  --critical-bg:#F2DEDB; --critical-dot:#C24722;
  --info-bg:#E2EAF2; --info-dot:#2D6FA3;
  --neutral-bg:#ECECEC; --neutral-dot:#777;

  --font-body: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, sans-serif;
  --font-display: "Inter Tight", "Inter", sans-serif;
  --mono: "IBM Plex Mono", "SFMono-Regular", ui-monospace, Menlo, monospace;

  --maxw: 1200px;
  --gutter: clamp(20px, 5vw, 64px);
  --ease: cubic-bezier(.22,.61,.36,1);
}

/* ---- Reset ---- */
*,*::before,*::after { box-sizing: border-box; margin:0; padding:0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust:100%; }
body {
  font-family: var(--font-body);
  background: var(--paper);
  color: var(--ink);
  line-height: 1.6;
  font-size: 17px;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}
img { max-width:100%; display:block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }

/* ---- Typography ---- */
h1,h2,h3,h4 { font-family: var(--font-display); font-weight: 700; line-height: 1.05; letter-spacing: -0.02em; }
.display { font-size: clamp(2.6rem, 6.4vw, 5.4rem); font-weight: 800; letter-spacing: -0.035em; }
h2.section-title { font-size: clamp(2rem, 4vw, 3.2rem); letter-spacing: -0.03em; }
.lead { font-size: clamp(1.05rem, 1.6vw, 1.3rem); color: var(--muted); line-height: 1.55; }

.kicker {
  font-family: var(--font-body);
  font-size: .72rem; font-weight: 600;
  letter-spacing: .28em; text-transform: uppercase;
  color: var(--ore-copper);
  display: inline-flex; align-items: center; gap: .7em;
}
.kicker::before { content:""; width:26px; height:1px; background: var(--ore-copper); display:inline-block; }
.kicker.center { justify-content:center; }
.eyebrow { font-size:.7rem; font-weight:600; letter-spacing:.26em; text-transform:uppercase; color: var(--ore-steel); }

/* ---- Layout ---- */
.wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 var(--gutter); }
section { position: relative; }
.section-pad { padding: clamp(72px, 11vw, 150px) 0; }
.dark { background: var(--ore-charcoal); color: var(--ore-slate); }
.dark h1,.dark h2,.dark h3,.dark h4 { color: var(--ore-white); }
.dark .lead { color: var(--muted-dark); }

/* fine engineered grid lines on dark sections */
.grid-lines { position: relative; }
.grid-lines::before {
  content:""; position:absolute; inset:0; pointer-events:none; z-index:0;
  background-image:
    linear-gradient(var(--line-dark) 1px, transparent 1px),
    linear-gradient(90deg, var(--line-dark) 1px, transparent 1px);
  background-size: 64px 64px;
  -webkit-mask-image: radial-gradient(ellipse 80% 70% at 50% 40%, #000 30%, transparent 80%);
          mask-image: radial-gradient(ellipse 80% 70% at 50% 40%, #000 30%, transparent 80%);
  opacity:.5;
}
/* keep all section content above the grid overlay */
.grid-lines > * { position: relative; z-index: 1; }

/* ---- Buttons ---- */
.btn {
  display:inline-flex; align-items:center; justify-content:center; gap:.6em;
  min-height:48px; padding:0 26px; border-radius: var(--ore-radius);
  font-weight:600; font-size:.78rem; letter-spacing:.16em; text-transform:uppercase;
  border:1px solid transparent; transition: all .25s var(--ease);
  position:relative; white-space:nowrap;
}
.btn .arr { transition: transform .25s var(--ease); }
.btn:hover .arr { transform: translateX(4px); }
.btn-primary { background: var(--ore-copper); color:#fff; }
.btn-primary:hover { background: var(--copper-deep); transform: translateY(-2px); box-shadow: 0 12px 28px -10px rgba(200,106,43,.6); }
.btn-dark { background: var(--ore-charcoal); color:#fff; }
.btn-dark:hover { background:#000; transform: translateY(-2px); }
.btn-outline { background:transparent; color: var(--ore-charcoal); border-color: var(--ore-graphite); }
.btn-outline:hover { background: var(--ore-charcoal); color:#fff; }
.btn-ghost-light { background:transparent; color:var(--ore-white); border-color: rgba(255,255,255,.28); }
.btn-ghost-light:hover { border-color: var(--ore-copper); color: var(--ore-copper); }
.btn-pill { border-radius:999px; }

/* ---- Header / Nav ---- */
.site-header {
  position: sticky; top:0; z-index: 100;
  backdrop-filter: saturate(140%) blur(10px);
  background: rgba(250,250,248,.82);
  border-bottom:1px solid transparent;
  transition: border-color .3s var(--ease), background .3s var(--ease);
}
.site-header.scrolled { border-bottom-color: var(--line); background: rgba(250,250,248,.94); }
.nav { display:flex; align-items:center; justify-content:space-between; height:74px; }
.nav-logo img { height:48px; width:auto; }
.nav-links { display:flex; align-items:center; gap:36px; }
.nav-links a {
  font-size:.92rem; font-weight:500; color: var(--ore-graphite);
  position:relative; padding:4px 0; transition: color .2s;
}
.nav-links a::after {
  content:""; position:absolute; left:0; bottom:-2px; height:2px; width:0;
  background: var(--ore-copper); transition: width .28s var(--ease);
}
.nav-links a:hover, .nav-links a.active { color: var(--ore-charcoal); }
.nav-links a:hover::after, .nav-links a.active::after { width:100%; }
.nav-cta { display:flex; align-items:center; gap:14px; }
.nav-toggle { display:none; flex-direction:column; gap:5px; padding:8px; }
.nav-toggle span { width:24px; height:2px; background: var(--ore-charcoal); transition: .3s var(--ease); display:block; }

/* ---- Hero ---- */
.hero { background: var(--ore-charcoal); color: var(--ore-slate); overflow: hidden; padding-top: clamp(60px, 9vw, 110px); padding-bottom: clamp(60px, 9vw, 120px); }
.hero-grid { display:grid; grid-template-columns: 1.05fr .95fr; gap: clamp(30px, 5vw, 70px); align-items:center; position:relative; z-index:2; }
.hero h1 { color:#fff; margin: 22px 0; }
.hero h1 .copper { color: var(--ore-copper); }
.hero .lead { color: var(--muted-dark); max-width: 33ch; }
.hero-actions { display:flex; flex-wrap:wrap; gap:14px; margin-top: 34px; }
.hero-meta { display:flex; gap: 36px; margin-top: 48px; flex-wrap:wrap; }
.hero-meta .stat .n { font-family: var(--font-display); font-size:2.1rem; font-weight:800; color:#fff; letter-spacing:-.03em; line-height:1; }
.hero-meta .stat .l { font-size:.74rem; letter-spacing:.16em; text-transform:uppercase; color: var(--ore-steel); margin-top:8px; }

/* hero visual — particle ring canvas */
.hero-visual { position:relative; aspect-ratio: 1/1; max-width: 520px; margin-left:auto; width:100%; }
.hero-visual canvas { width:100%; height:100%; display:block; }

/* ---- Noise → signal strip ---- */
.flow { display:grid; grid-template-columns: repeat(4, 1fr); gap:0; border-top:1px solid var(--line); border-bottom:1px solid var(--line); }
.flow-step { padding: 40px clamp(18px,2.4vw,34px); border-right:1px solid var(--line); position:relative; transition: background .3s; }
.flow-step:last-child { border-right:none; }
.flow-step:hover { background: var(--paper-2); }
.flow-step .idx { font-family: var(--mono); font-size:.78rem; color: var(--ore-copper); letter-spacing:.1em; }
.flow-step h3 { font-size:1.3rem; margin:14px 0 8px; letter-spacing:-.02em; }
.flow-step p { font-size:.95rem; color: var(--muted); }
.flow-step .ico { width:40px; height:40px; margin-bottom:20px; color: var(--ore-charcoal); }
.flow-step:hover .ico { color: var(--ore-copper); }

/* ---- Generic section header ---- */
.sec-head { max-width: 720px; margin-bottom: clamp(40px,5vw,68px); }
.sec-head.center { margin-left:auto; margin-right:auto; text-align:center; }
.sec-head h2 { margin:18px 0 18px; }

/* ---- Feature cards ---- */
.cards { display:grid; gap:24px; }
.cards.c3 { grid-template-columns: repeat(3,1fr); }
.cards.c2 { grid-template-columns: repeat(2,1fr); }
.card {
  background:#fff; border:1px solid var(--line); border-radius: 16px;
  padding: 34px 30px; transition: transform .3s var(--ease), box-shadow .3s var(--ease), border-color .3s;
  position:relative; overflow:hidden;
}
.card::before {
  content:""; position:absolute; left:0; top:0; height:3px; width:0; background: var(--ore-copper);
  transition: width .4s var(--ease);
}
.card:hover { transform: translateY(-5px); box-shadow: 0 24px 50px -28px rgba(15,20,25,.35); border-color: #d6d8d2; }
.card:hover::before { width:100%; }
.card .ico { width:44px; height:44px; color: var(--ore-charcoal); margin-bottom: 22px; }
.card h3 { font-size:1.32rem; margin-bottom:12px; letter-spacing:-.02em; }
.card p { color: var(--muted); font-size:.98rem; }
.card.dark { background: var(--ore-graphite); border-color: var(--line-dark); }
.card.dark p { color: var(--muted-dark); }
.card.dark .ico { color: var(--ore-copper); }

/* ---- Split / showcase ---- */
.split { display:grid; grid-template-columns: 1fr 1fr; gap: clamp(34px,5vw,80px); align-items:center; }
.split.reverse .split-text { order:2; }
.split-text h2 { margin: 16px 0 20px; }
.feature-list { margin-top: 28px; display:grid; gap:18px; }
.feature-list li { display:flex; gap:16px; align-items:flex-start; }
.feature-list .tick {
  flex:0 0 auto; width:26px; height:26px; border-radius:7px; background: rgba(200,106,43,.12);
  color: var(--ore-copper); display:grid; place-items:center; margin-top:2px;
}
.feature-list .tick svg { width:15px; height:15px; }
.feature-list strong { display:block; font-size:1.02rem; color: var(--ore-charcoal); }
.feature-list span { font-size:.95rem; color: var(--muted); }

/* ---- Chat / product mock ---- */
.mock {
  background: var(--ore-charcoal); border-radius: 18px; border:1px solid var(--line-dark);
  overflow:hidden; box-shadow: 0 40px 80px -40px rgba(15,20,25,.6);
}
.mock-bar { display:flex; align-items:center; gap:8px; padding:14px 18px; border-bottom:1px solid var(--line-dark); }
.mock-bar .dot { width:11px; height:11px; border-radius:50%; background:#3a4049; }
.mock-bar .dot:nth-child(1){ background:#E0584F; } .mock-bar .dot:nth-child(2){ background:#E0A93C; } .mock-bar .dot:nth-child(3){ background:#5BB85B; }
.mock-bar .ttl { margin-left:12px; font-family:var(--mono); font-size:.74rem; color: var(--muted-dark); letter-spacing:.04em; }
.mock-body { padding: 24px; display:grid; gap:16px; }
.bubble { border-radius:12px; padding:14px 16px; font-size:.92rem; max-width:86%; }
.bubble.user { background:#1c2229; color: var(--ore-slate); margin-left:auto; border:1px solid var(--line-dark); }
.bubble.ore { background: rgba(200,106,43,.10); border:1px solid rgba(200,106,43,.28); color:#fff; }
.bubble.ore .lbl { font-family:var(--mono); font-size:.66rem; letter-spacing:.16em; text-transform:uppercase; color: var(--ore-copper); display:block; margin-bottom:8px; }
.bubble .metric { font-family:var(--font-display); font-weight:800; color: var(--copper-bright); }
.mini-bars { display:flex; align-items:flex-end; gap:6px; height:64px; margin-top:12px; }
.mini-bars span { flex:1; background: linear-gradient(var(--ore-copper), var(--copper-deep)); border-radius:3px 3px 0 0; opacity:.85; }

/* ---- Stats band ---- */
.stat-band { display:grid; grid-template-columns: repeat(4,1fr); gap: 1px; background: var(--line-dark); border:1px solid var(--line-dark); border-radius:16px; overflow:hidden; }
.stat-band .cell { background: var(--ore-charcoal); padding: 38px 26px; }
.stat-band .n { font-family: var(--font-display); font-size: clamp(2.2rem,3.6vw,3rem); font-weight:800; color:#fff; letter-spacing:-.03em; }
.stat-band .n .u { color: var(--ore-copper); }
.stat-band .l { color: var(--muted-dark); font-size:.86rem; margin-top:8px; }

/* ---- Use-case / solutions ---- */
.uc { display:grid; grid-template-columns: repeat(2,1fr); gap:24px; }
.uc-card { border:1px solid var(--line); border-radius:16px; padding:36px 32px; background:#fff; transition: .3s var(--ease); }
.uc-card:hover { border-color: var(--ore-copper); transform: translateY(-4px); box-shadow:0 22px 46px -30px rgba(15,20,25,.3); }
.uc-card .tag { font-family:var(--mono); font-size:.72rem; letter-spacing:.1em; color: var(--ore-copper); }
.uc-card h3 { font-size:1.45rem; margin:14px 0 12px; }
.uc-card p { color: var(--muted); }
.uc-card ul { margin-top:18px; display:grid; gap:10px; }
.uc-card li { display:flex; gap:10px; font-size:.93rem; color: var(--ore-graphite); }
.uc-card li::before { content:""; flex:0 0 6px; width:6px; height:6px; border-radius:2px; background: var(--ore-copper); margin-top:9px; }

/* ---- Badges (brand) ---- */
.ore-badge { display:inline-flex; align-items:center; gap:9px; border-radius:999px; padding:7px 15px; font-size:.7rem; letter-spacing:.18em; text-transform:uppercase; color: var(--ore-charcoal); font-weight:600; }
.ore-badge::before { content:""; width:7px; height:7px; border-radius:999px; }
.ore-badge.active{ background:var(--active-bg);} .ore-badge.active::before{ background:var(--active-dot);}
.ore-badge.pending{ background:var(--pending-bg);} .ore-badge.pending::before{ background:var(--pending-dot);}
.ore-badge.critical{ background:var(--critical-bg);} .ore-badge.critical::before{ background:var(--critical-dot);}
.ore-badge.info{ background:var(--info-bg);} .ore-badge.info::before{ background:var(--info-dot);}
.ore-badge.neutral{ background:var(--neutral-bg);} .ore-badge.neutral::before{ background:var(--neutral-dot);}

/* ---- Steps / process ---- */
.steps { display:grid; gap:1px; background: var(--line); border:1px solid var(--line); border-radius:16px; overflow:hidden; }
.step { background:#fff; padding: 34px clamp(24px,3vw,42px); display:grid; grid-template-columns: 64px 1fr; gap:24px; align-items:start; transition: background .3s; }
.step:hover { background: var(--paper-2); }
.step .num { font-family: var(--font-display); font-size:2.2rem; font-weight:800; color: var(--ore-slate); line-height:1; -webkit-text-stroke:1px var(--ore-steel); color:transparent; }
.step:hover .num { color: var(--ore-copper); -webkit-text-stroke:0; }
.step h3 { font-size:1.3rem; margin-bottom:8px; }
.step p { color: var(--muted); font-size:.97rem; }

/* ---- CTA band ---- */
.cta-band { background: var(--ore-charcoal); color:#fff; border-radius: 22px; padding: clamp(44px,6vw,80px); text-align:center; position:relative; overflow:hidden; }
.cta-band h2 { color:#fff; margin-bottom:18px; }
.cta-band .lead { color: var(--muted-dark); max-width:54ch; margin:0 auto 32px; }
.cta-actions { display:flex; gap:14px; justify-content:center; flex-wrap:wrap; }

/* ---- Forms ---- */
.form-grid { display:grid; gap:20px; grid-template-columns:1fr 1fr; }
.field { display:flex; flex-direction:column; gap:8px; }
.field.full { grid-column:1/-1; }
.field label { font-size:.74rem; letter-spacing:.16em; text-transform:uppercase; color: var(--ore-steel); font-weight:600; }
.field input, .field textarea, .field select {
  min-height:50px; padding:13px 16px; border:1px solid var(--ore-steel); border-radius:10px;
  font-family: var(--font-body); font-size:1rem; color: var(--ore-charcoal); background:#fff; transition: border-color .2s, box-shadow .2s;
}
.field textarea { min-height:140px; resize:vertical; }
.field input:focus, .field textarea:focus, .field select:focus { outline:none; border-color: var(--ore-charcoal); box-shadow:0 0 0 3px rgba(15,20,25,.06); }

/* ---- Contact info ---- */
.contact-info { display:grid; gap:26px; }
.contact-info .row { display:flex; gap:16px; align-items:flex-start; }
.contact-info .ico { flex:0 0 auto; width:44px; height:44px; border-radius:11px; background: rgba(200,106,43,.1); color: var(--ore-copper); display:grid; place-items:center; }
.contact-info .ico svg{ width:20px; height:20px; }
.contact-info .lbl { font-size:.72rem; letter-spacing:.18em; text-transform:uppercase; color: var(--ore-steel); }
.contact-info .val { font-size:1.08rem; color: var(--ore-charcoal); font-weight:500; }
.contact-info a.val:hover { color: var(--ore-copper); }

/* ---- Footer ---- */
.site-footer { background: var(--ore-charcoal); color: var(--muted-dark); padding: clamp(56px,7vw,90px) 0 36px; }
.footer-top { display:grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap:40px; padding-bottom: 50px; border-bottom:1px solid var(--line-dark); }
.footer-brand img { height:46px; margin-bottom:20px; }
.footer-brand p { max-width:30ch; font-size:.95rem; }
.footer-col h4 { font-size:.74rem; letter-spacing:.2em; text-transform:uppercase; color: var(--ore-steel); margin-bottom:18px; font-family:var(--font-body); font-weight:600; }
.footer-col a { display:block; padding:7px 0; font-size:.95rem; color: var(--muted-dark); transition: color .2s; }
.footer-col a:hover { color: var(--ore-copper); }
.footer-bottom { display:flex; justify-content:space-between; align-items:center; padding-top:28px; gap:16px; flex-wrap:wrap; font-size:.84rem; }
.footer-bottom .tag { color: var(--ore-steel); letter-spacing:.04em; }
.footer-bottom .tag .copper { color: var(--ore-copper); }

/* ---- Reveal animation ---- */
.reveal { opacity:0; transform: translateY(26px); transition: opacity .7s var(--ease), transform .7s var(--ease); }
.reveal.in { opacity:1; transform:none; }
.reveal.d1{ transition-delay:.08s;} .reveal.d2{ transition-delay:.16s;} .reveal.d3{ transition-delay:.24s;} .reveal.d4{ transition-delay:.32s;}

/* ---- Page hero (interior) ---- */
.page-hero { background: var(--ore-charcoal); color:#fff; padding: clamp(70px,9vw,120px) 0 clamp(56px,7vw,90px); overflow:hidden; }
.page-hero h1 { color:#fff; margin:20px 0 18px; font-size: clamp(2.4rem,5vw,4rem); }
.page-hero .lead { color: var(--muted-dark); max-width: 56ch; }

/* ---- Misc ---- */
.center { text-align:center; }
.mt-s{margin-top:14px;} .mt-m{margin-top:28px;} .mt-l{margin-top:48px;}
.pill-row { display:flex; flex-wrap:wrap; gap:10px; }
.note { font-size:.84rem; color: var(--muted); }

/* ============================================================
   Responsive
   ============================================================ */
@media (max-width: 1000px) {
  .hero-grid { grid-template-columns: 1fr; }
  .hero-visual { max-width: 380px; margin: 10px auto 0; }
  .split, .split.reverse { grid-template-columns:1fr; }
  .split.reverse .split-text { order:0; }
  .cards.c3 { grid-template-columns: repeat(2,1fr); }
  .footer-top { grid-template-columns: 1fr 1fr; gap:34px; }
  .stat-band { grid-template-columns: repeat(2,1fr); }
  .flow { grid-template-columns: repeat(2,1fr); }
  .flow-step:nth-child(2){ border-right:none; }
  .flow-step:nth-child(1),.flow-step:nth-child(2){ border-bottom:1px solid var(--line); }
}
@media (max-width: 720px) {
  body { font-size:16px; }
  .nav-links { position:fixed; inset:74px 0 auto 0; background: var(--paper); flex-direction:column; gap:0; padding: 10px var(--gutter) 24px; border-bottom:1px solid var(--line); transform: translateY(-130%); transition: transform .4s var(--ease); align-items:flex-start; }
  .nav-links.open { transform: translateY(0); }
  .nav-links a { width:100%; padding:14px 0; border-bottom:1px solid var(--line); }
  .nav-cta .btn:not(.nav-toggle) { display:none; }
  .nav-toggle { display:flex; }
  .nav-toggle.active span:nth-child(1){ transform: translateY(7px) rotate(45deg);}
  .nav-toggle.active span:nth-child(2){ opacity:0;}
  .nav-toggle.active span:nth-child(3){ transform: translateY(-7px) rotate(-45deg);}
  .cards.c3, .cards.c2, .uc { grid-template-columns: 1fr; }
  .flow { grid-template-columns: 1fr; }
  .flow-step { border-right:none; border-bottom:1px solid var(--line); }
  .stat-band { grid-template-columns: 1fr 1fr; }
  .footer-top { grid-template-columns: 1fr 1fr; }
  .form-grid { grid-template-columns:1fr; }
  .step { grid-template-columns: 48px 1fr; gap:16px; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation:none !important; transition:none !important; }
  .reveal { opacity:1; transform:none; }
}