/* thelabsupplyhub.com — crisp industrial supplier look
   Steel greys + a single signal-blue accent (kin to Spore Symposium's water-blue). */

:root {
  --bg:        #eef1f3;   /* cool concrete */
  --bg-2:      #e2e7ea;   /* alt band */
  --surface:   #ffffff;   /* white card */
  --line:      #cbd4d9;   /* steel rule */
  --line-2:    #b3bfc6;   /* heavier rule */
  --ink:       #1c262b;   /* near-black slate */
  --ink-dim:   #5d6d75;   /* dim grey */
  --signal:    #1e6fa8;   /* signal blue — PRIMARY ACCENT (kin to Spore's #5b93b0) */
  --signal-d:  #175884;   /* pressed */
  --amber:     #d98a2b;   /* caution amber, sparingly */
  --radius:    3px;
  --wrap:      1180px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: 'Inter', system-ui, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
.mono { font-family: 'IBM Plex Mono', monospace; }

.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 24px; }

h1, h2, h3, h4 { font-family: 'Archivo', sans-serif; color: var(--ink); line-height: 1.12; margin: 0; letter-spacing: -0.01em; }
h1 { font-size: clamp(2rem, 4.5vw, 3.35rem); font-weight: 800; }
h2 { font-size: clamp(1.5rem, 3vw, 2.15rem); font-weight: 700; }
h3 { font-size: 1.15rem; font-weight: 600; }
p { margin: 0.6em 0; }
a { color: var(--signal); text-decoration: none; }
a:hover { text-decoration: underline; }

.eyebrow {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--signal);
  display: inline-block;
  margin-bottom: 0.9rem;
}
.lead { font-size: 1.12rem; color: var(--ink-dim); max-width: 56ch; }

/* ---------- Header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(238,241,243,0.9);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 64px; }
.brand { display: flex; align-items: center; gap: 10px; color: var(--ink); font-weight: 700; }
.brand:hover { text-decoration: none; }
.logo-mark { color: var(--signal); }
.brand-name { font-family: 'Archivo', sans-serif; font-weight: 700; letter-spacing: -0.01em; }
.nav { display: flex; align-items: center; gap: 26px; }
.nav a {
  color: var(--ink); font-size: 0.9rem; font-weight: 500;
  padding: 4px 0; border-bottom: 2px solid transparent;
}
.nav a:hover { text-decoration: none; color: var(--signal); }
.nav a.active { border-bottom-color: var(--signal); color: var(--signal); }
.nav-cta {
  background: var(--signal); color: #fff !important;
  padding: 7px 15px !important; border-radius: var(--radius);
  border: none !important;
}
.nav-cta:hover { background: var(--signal-d); }
.lang-toggle {
  font-family: 'IBM Plex Mono', monospace; font-size: 0.72rem;
  border: 1px solid var(--line-2); background: transparent; color: var(--ink-dim);
  border-radius: 100px; width: 34px; height: 26px; cursor: pointer;
}
.lang-toggle:hover { border-color: var(--signal); color: var(--signal); }
.menu-btn { display: none; background: none; border: 0; cursor: pointer; flex-direction: column; gap: 5px; padding: 6px; }
.menu-btn span { width: 22px; height: 2px; background: var(--ink); display: block; }

/* ---------- Sections ---------- */
.band { padding: 96px 0; }
.band.alt { background: var(--bg-2); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.page-head { padding: 72px 0 40px; border-bottom: 1px solid var(--line); }
.band h2 { margin-bottom: 8px; }

/* ---------- Hero ---------- */
.hero { padding: 84px 0 96px; }
.hero-grid { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 56px; align-items: center; }
.pill {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--signal); color: #fff;
  font-family: 'IBM Plex Mono', monospace; font-size: 0.72rem;
  letter-spacing: 0.12em; text-transform: uppercase;
  padding: 6px 13px; border-radius: 100px; margin-bottom: 20px;
}
.pill-dot { width: 6px; height: 6px; border-radius: 50%; background: #fff; animation: pulse 2.4s infinite; }
.hero-h1 {
  font-size: clamp(2.6rem, 6vw, 4.4rem); font-weight: 800;
  line-height: 0.98; letter-spacing: -0.035em; margin-bottom: 20px;
  color: #0f1a1f;
}
.hero-h1 .accent { color: var(--signal); }
.hero-copy h1 { margin-bottom: 20px; }
.hero-actions { display: flex; gap: 12px; margin: 28px 0 40px; flex-wrap: wrap; }
.hero-stats { display: flex; gap: 40px; margin: 0; padding-top: 28px; border-top: 1px solid var(--line); }
.stat-num, .stat-static { font-family: 'Archivo', sans-serif; font-weight: 800; font-size: 2rem; line-height: 1; color: var(--signal); letter-spacing: -0.02em; }
.hero-stats dt { font-family: 'IBM Plex Mono', monospace; font-size: 0.66rem; text-transform: uppercase; letter-spacing: 0.1em; color: var(--ink-dim); margin-top: 8px; }

/* reveal animation */
.reveal { opacity: 0; transform: translateY(16px); transition: opacity 0.7s ease, transform 0.7s ease; }
.reveal.in { opacity: 1; transform: translateY(0); }
.hero-panel.reveal { transition-delay: 0.15s; }

/* scroll-reveal groups: children fade up in sequence when the group enters view */
.reveal-group > * { opacity: 0; transform: translateY(20px); transition: opacity 0.6s ease, transform 0.6s ease; }
.reveal-group.in > * { opacity: 1; transform: translateY(0); }
.reveal-group.in > *:nth-child(1) { transition-delay: 0s; }
.reveal-group.in > *:nth-child(2) { transition-delay: 0.08s; }
.reveal-group.in > *:nth-child(3) { transition-delay: 0.16s; }
.reveal-group.in > *:nth-child(4) { transition-delay: 0.24s; }
@media (prefers-reduced-motion: reduce) {
  .reveal, .reveal-group > * { opacity: 1; transform: none; transition: none; }
}

/* signature spec-card / manifest panel */
.hero-panel { display: flex; justify-content: center; }
.spec-card {
  background: var(--surface); border: 1px solid var(--line-2); border-radius: var(--radius);
  width: 100%; max-width: 360px; box-shadow: 0 1px 0 var(--line), 0 18px 40px -28px rgba(28,38,43,0.4);
  font-family: 'IBM Plex Mono', monospace; font-size: 0.85rem;
}
.spec-head {
  display: flex; align-items: center; gap: 8px;
  padding: 12px 16px; border-bottom: 1px solid var(--line);
  font-size: 0.7rem; letter-spacing: 0.1em; color: var(--ink-dim);
}
.spec-head .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--amber); box-shadow: 0 0 0 3px rgba(217,138,43,0.18); animation: pulse 2.4s infinite; }
@keyframes pulse { 0%,100% { opacity: 1; } 50% { opacity: 0.4; } }
.spec-row { display: flex; justify-content: space-between; padding: 10px 16px; border-bottom: 1px dashed var(--line); }
.spec-row span:first-child { color: var(--ink); }
.spec-row .mono { color: var(--signal); font-weight: 600; }
.spec-foot { display: flex; justify-content: space-between; padding: 12px 16px; font-size: 0.72rem; color: var(--ink-dim); letter-spacing: 0.08em; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-block; background: var(--signal); color: #fff;
  padding: 11px 22px; border-radius: var(--radius); font-weight: 600; font-size: 0.92rem;
  border: 1px solid var(--signal); cursor: pointer; font-family: 'Inter', sans-serif;
}
.btn:hover { background: var(--signal-d); border-color: var(--signal-d); text-decoration: none; }
.btn.ghost { background: transparent; color: var(--signal); }
.btn.ghost:hover { background: rgba(30,111,168,0.07); }

/* ---------- Category grid ---------- */
.cat-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; margin-top: 30px; border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; }
.cat { padding: 26px 22px; background: var(--surface); border-right: 1px solid var(--line); color: var(--ink); display: block; }
.cat:last-child { border-right: 0; }
.cat:hover { background: #f8fafb; text-decoration: none; }
.cat-no { color: var(--signal); font-size: 0.8rem; }
.cat h3 { margin: 12px 0 8px; }
.cat p { color: var(--ink-dim); font-size: 0.9rem; margin: 0; }

/* ---------- Partner strip ---------- */
.partner-strip { display: grid; grid-template-columns: 1.4fr 0.6fr; gap: 40px; align-items: center; }
.partner-badge {
  background: var(--surface); border: 1px solid var(--line-2); border-radius: var(--radius);
  padding: 28px; text-align: center; display: flex; flex-direction: column; gap: 8px;
}
.partner-badge .mono { font-size: 0.68rem; letter-spacing: 0.16em; color: var(--signal); }
.partner-badge strong { font-family: 'Archivo', sans-serif; font-size: 1.35rem; }
.badge-loc { font-size: 0.85rem; color: var(--ink-dim); }
.partner-quote { text-align: center; }
.pull { font-family: 'Archivo', sans-serif; font-weight: 700; font-size: clamp(1.4rem, 3vw, 2rem); max-width: 22ch; margin: 0 auto; letter-spacing: -0.01em; }

/* ---------- Catalogue table ---------- */
.table-wrap { border: 1px solid var(--line); border-radius: var(--radius); overflow-x: auto; background: var(--surface); }
.cat-table { width: 100%; border-collapse: collapse; font-size: 0.92rem; min-width: 640px; }
.cat-table th {
  text-align: left; font-family: 'IBM Plex Mono', monospace; font-size: 0.68rem;
  text-transform: uppercase; letter-spacing: 0.1em; color: var(--ink-dim);
  padding: 14px 18px; border-bottom: 1px solid var(--line-2); background: var(--bg-2);
}
.cat-table td { padding: 15px 18px; border-bottom: 1px solid var(--line); vertical-align: top; }
.cat-table tr:last-child td { border-bottom: 0; }
.cat-table tr:hover td { background: #f8fafb; }
.col-no { color: var(--signal); }
.col-name { font-weight: 600; }
.col-spec { color: var(--ink-dim); }
.tag { font-family: 'IBM Plex Mono', monospace; font-size: 0.7rem; padding: 3px 8px; border: 1px solid var(--line-2); border-radius: 100px; color: var(--ink-dim); white-space: nowrap; }
.col-price a { font-family: 'IBM Plex Mono', monospace; font-weight: 600; }
.note { color: var(--ink-dim); font-size: 0.78rem; margin-top: 16px; }

/* ---------- Steps ---------- */
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.step { padding: 24px; background: var(--surface); border: 1px solid var(--line); border-top: 2px solid var(--signal); border-radius: var(--radius); }
.step-no { color: var(--signal); font-size: 0.85rem; font-weight: 600; }
.step h3 { margin: 10px 0 8px; }
.step p { color: var(--ink-dim); font-size: 0.9rem; margin: 0; }

/* ---------- Sourcing grid ---------- */
.source-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; margin-top: 30px; }
.source { padding: 24px; background: var(--surface); border: 1px solid var(--line); border-left: 3px solid var(--signal); border-radius: var(--radius); }
.source-top { display: flex; align-items: center; gap: 10px; }
.source-flag { font-size: 0.72rem; letter-spacing: 0.08em; color: #fff; background: var(--signal); padding: 3px 7px; border-radius: 2px; }
.source-top h3 { margin: 0; }
.source-role { display: block; font-size: 0.7rem; text-transform: uppercase; letter-spacing: 0.12em; color: var(--ink-dim); margin: 10px 0 8px; }
.source p { color: var(--ink-dim); font-size: 0.9rem; margin: 0; }

/* ---------- Two column ---------- */
.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; }
.two-col h2 { margin-bottom: 10px; }
.two-col p { color: var(--ink-dim); }
.two-col .btn { margin-top: 14px; }

/* ---------- Contact form ---------- */
.form-grid { display: grid; grid-template-columns: 1.4fr 0.6fr; gap: 48px; align-items: start; }
.quote-form { display: flex; flex-direction: column; gap: 18px; }
.field { display: flex; flex-direction: column; gap: 6px; }
.field.two { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.field.two > div { display: flex; flex-direction: column; gap: 6px; }
label { font-size: 0.8rem; font-weight: 600; color: var(--ink); }
input, textarea {
  font-family: 'Inter', sans-serif; font-size: 0.95rem; color: var(--ink);
  padding: 11px 13px; border: 1px solid var(--line-2); border-radius: var(--radius);
  background: var(--surface); resize: vertical;
}
input:focus, textarea:focus { outline: 2px solid var(--signal); outline-offset: 0; border-color: var(--signal); }
.quote-form .btn { align-self: flex-start; }
.contact-side h3 { margin: 0 0 6px; font-size: 0.85rem; text-transform: uppercase; letter-spacing: 0.06em; }
.contact-side h3:not(:first-child) { margin-top: 26px; }
.contact-side p { color: var(--ink-dim); font-size: 0.92rem; }

/* ---------- Footer ---------- */
.site-footer { background: var(--ink); color: #c3ccd1; padding: 56px 0 24px; margin-top: 0; }
.footer-grid { display: grid; grid-template-columns: 1fr 1.4fr; gap: 40px; padding-bottom: 36px; border-bottom: 1px solid rgba(255,255,255,0.1); }
.footer-brand .brand-name { color: #fff; font-size: 1.15rem; }
.footer-tag { color: #8a99a1; font-size: 0.88rem; margin-top: 8px; }
.footer-cols { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.footer-cols h4 { color: #fff; font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.1em; margin-bottom: 12px; }
.footer-cols a { display: block; color: #a9b5bb; font-size: 0.9rem; padding: 3px 0; }
.footer-cols a:hover { color: #fff; }
.footer-legal { display: flex; justify-content: space-between; padding-top: 20px; font-size: 0.8rem; color: #8a99a1; flex-wrap: wrap; gap: 8px; }

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
  .nav { position: fixed; top: 64px; right: 0; left: 0; background: var(--bg); flex-direction: column; align-items: flex-start; gap: 0; padding: 12px 24px; border-bottom: 1px solid var(--line); transform: translateY(-120%); transition: transform 0.25s; }
  .nav.open { transform: translateY(0); }
  .nav a { width: 100%; padding: 12px 0; border-bottom: 1px solid var(--line); }
  .nav-cta { text-align: center; margin-top: 8px; }
  .menu-btn { display: flex; }
  .hero-grid, .partner-strip, .form-grid, .two-col { grid-template-columns: 1fr; gap: 32px; }
  .cat-grid { grid-template-columns: 1fr 1fr; }
  .cat:nth-child(2) { border-right: 0; }
  .steps { grid-template-columns: 1fr 1fr; }
  .source-grid { grid-template-columns: 1fr 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
}
@media (max-width: 560px) {
  .band { padding: 64px 0; }
  .cat-grid, .steps, .source-grid { grid-template-columns: 1fr; }
  .cat { border-right: 0; border-bottom: 1px solid var(--line); }
  .hero-stats { gap: 22px; flex-wrap: wrap; }
  .field.two { grid-template-columns: 1fr; }
}
@media (prefers-reduced-motion: reduce) { * { animation: none !important; scroll-behavior: auto; } }