/* Suncoast Cold Systems — shared site styles
   Bold editorial, premium B2B. */

:root {
  --ink: #0B0D0E;
  --ink-2: #1C1F22;
  --ink-3: #2C3136;
  --paper: #F7F5F1;
  --paper-2: #EFECE5;
  --paper-3: #E4E0D6;
  --rule: #D7D2C4;
  --mute: #6B6860;
  --mute-2: #8E8A7F;
  --cold: oklch(0.62 0.13 232);
  --cold-ink: oklch(0.38 0.10 232);
  --amber: oklch(0.78 0.14 70);
  --amber-ink: oklch(0.48 0.12 60);
  --green: oklch(0.68 0.14 150);

  --serif: "Instrument Serif", "Times New Roman", serif;
  --sans: "Inter Tight", "Helvetica Neue", Arial, sans-serif;
  --mono: "JetBrains Mono", ui-monospace, "SFMono-Regular", Menlo, monospace;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
html { -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--sans);
  color: var(--ink);
  background: var(--paper);
  font-size: 17px;
  line-height: 1.55;
  font-feature-settings: "ss01", "cv11";
  letter-spacing: -0.005em;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }

/* Typography --------------------------------------------- */
.serif { font-family: var(--serif); font-weight: 400; letter-spacing: -0.02em; }
.mono { font-family: var(--mono); font-weight: 400; }
.eyebrow {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--mute);
}
.eyebrow .dot { display: inline-block; width: 6px; height: 6px; border-radius: 50%; background: var(--amber); margin-right: 8px; vertical-align: 2px; }

h1, h2, h3, h4 { margin: 0; font-weight: 500; letter-spacing: -0.02em; }
h1.display {
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(48px, 8.2vw, 140px);
  line-height: 0.92;
  letter-spacing: -0.035em;
}
h1.display em { font-style: italic; color: var(--cold-ink); }
h2.section {
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(36px, 5.2vw, 78px);
  line-height: 0.98;
  letter-spacing: -0.03em;
}
h2.section em { font-style: italic; color: var(--cold-ink); }
h3.feature {
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(24px, 2.6vw, 36px);
  line-height: 1.05;
  letter-spacing: -0.02em;
}

p.lead {
  font-size: clamp(18px, 1.6vw, 22px);
  line-height: 1.45;
  color: var(--ink-2);
  max-width: 62ch;
}

/* Layout primitives ----------------------------------------- */
.wrap { max-width: 1440px; margin: 0 auto; padding: 0 48px; }
@media (max-width: 720px) { .wrap { padding: 0 24px; } }
.rule { border: 0; height: 1px; background: var(--rule); margin: 0; }
.rule-ink { background: rgba(255,255,255,0.14); }

section { padding: 96px 0; }
section.tight { padding: 56px 0; }
@media (max-width: 720px) { section { padding: 64px 0; } }

.grid-12 { display: grid; grid-template-columns: repeat(12, 1fr); gap: 24px; }
@media (max-width: 900px) { .grid-12 { grid-template-columns: repeat(6, 1fr); } }

/* Header --------------------------------------------------- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(247, 245, 241, 0.86);
  backdrop-filter: saturate(140%) blur(12px);
  -webkit-backdrop-filter: saturate(140%) blur(12px);
  border-bottom: 1px solid var(--rule);
}
.site-header .bar {
  display: flex; align-items: center; justify-content: space-between;
  height: 72px;
}
.brand-mark {
  display: inline-block; font-family: var(--serif); font-size: 18px; line-height: 1.05;
  letter-spacing: -0.01em; color: inherit; text-transform: none;
}
.brand-mark em { font-style: italic; color: oklch(0.55 0.12 232); }
.site-footer .brand-mark em { color: oklch(0.75 0.12 232); }
.brand {
  display: flex; align-items: center; gap: 12px;
  font-family: var(--serif); font-size: 22px; letter-spacing: -0.02em;
  white-space: nowrap;
}
.brand > span { white-space: nowrap; }
.brand .mark {
  width: 30px; height: 30px; border-radius: 50%;
  background: var(--ink); color: var(--paper);
  display: grid; place-items: center; font-family: var(--serif); font-size: 18px; font-style: italic;
  font-weight: 400;
}
.brand b { font-weight: 500; }
.brand .slash { color: var(--mute); font-weight: 300; margin-left: 2px; }
nav.primary { display: flex; gap: 22px; font-size: 14px; }
nav.primary > a, nav.primary .has-menu > a { white-space: nowrap; }
nav.primary a {
  position: relative; padding: 8px 0; color: var(--ink-2);
  font-weight: 500;
}
nav.primary a:hover { color: var(--ink); }
nav.primary a[aria-current="page"]::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: 0;
  height: 2px; background: var(--cold);
}
nav.primary .has-menu { position: relative; }
nav.primary .menu {
  position: absolute; top: 100%; left: -16px; min-width: 280px;
  background: var(--paper); border: 1px solid var(--rule);
  padding: 12px; display: none;
  box-shadow: 0 30px 60px -30px rgba(11,13,14,0.25);
}
nav.primary .has-menu:hover .menu { display: block; }
nav.primary .menu a { display: block; padding: 8px 10px; font-size: 14px; }
nav.primary .menu a:hover { background: var(--paper-2); }
.header-cta {
  display: flex; align-items: center; gap: 16px;
}
.dispatch-chip {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 6px 10px; border: 1px solid var(--rule); border-radius: 999px;
  background: var(--paper-2);
  font-family: var(--mono); font-size: 11px; letter-spacing: 0.06em; color: var(--ink-2);
}
.dispatch-chip .pulse {
  width: 8px; height: 8px; border-radius: 50%; background: var(--green);
  box-shadow: 0 0 0 0 color-mix(in oklab, var(--green) 70%, transparent);
  animation: pulse 2s infinite;
}
@keyframes pulse {
  0% { box-shadow: 0 0 0 0 color-mix(in oklab, var(--green) 60%, transparent); }
  70% { box-shadow: 0 0 0 10px color-mix(in oklab, var(--green) 0%, transparent); }
  100% { box-shadow: 0 0 0 0 color-mix(in oklab, var(--green) 0%, transparent); }
}
.call-btn {
  display: inline-flex; align-items: center; gap: 10px;
  background: var(--ink); color: var(--paper);
  padding: 12px 16px 12px 14px;
  font-family: var(--mono); font-size: 13px; letter-spacing: 0.04em;
  border: 1px solid var(--ink);
  transition: background 0.2s;
}
.call-btn:hover { background: var(--ink-2); }
.call-btn .num { font-family: var(--sans); font-weight: 600; letter-spacing: -0.01em; }
.call-btn svg { width: 14px; height: 14px; }

/* Buttons -------------------------------------------------- */
.btn { display: inline-flex; align-items: center; gap: 10px; padding: 14px 18px; font-size: 14px; font-weight: 500; border: 1px solid var(--ink); background: var(--ink); color: var(--paper); transition: background .2s, color .2s, border-color .2s; }
.btn:hover { background: var(--ink-2); }
.btn.ghost { background: transparent; color: var(--ink); }
.btn.ghost:hover { background: var(--ink); color: var(--paper); }
.btn.paper { background: var(--paper); color: var(--ink); border-color: var(--paper); }
.btn.paper:hover { background: var(--paper-2); }
.btn .arrow { font-family: var(--serif); font-style: italic; transform: translateY(-1px); }

/* Hero ----------------------------------------------------- */
.hero {
  padding: 72px 0 48px;
  border-bottom: 1px solid var(--rule);
  position: relative;
}
.hero h1.display { margin-top: 36px; }
.hero .hero-meta {
  display: flex; align-items: center; gap: 24px;
  flex-wrap: wrap;
  font-size: 13px; color: var(--mute);
}
.hero .hero-meta .sep { color: var(--rule); }
.hero-grid { display: grid; grid-template-columns: 1fr 420px; gap: 48px; align-items: end; margin-top: 48px; }
@media (max-width: 1000px) { .hero-grid { grid-template-columns: 1fr; } }

.hero-aside { border-left: 1px solid var(--rule); padding-left: 32px; }
.hero-aside .stat { padding: 20px 0; border-bottom: 1px solid var(--rule); }
.hero-aside .stat:last-child { border-bottom: 0; }
.hero-aside .stat .num { font-family: var(--serif); font-size: 52px; line-height: 1; letter-spacing: -0.03em; }
.hero-aside .stat .label { font-family: var(--mono); font-size: 11px; letter-spacing: 0.12em; text-transform: uppercase; color: var(--mute); margin-top: 8px; }

/* Dispatch banner ----------------------------------------- */
.dispatch-bar {
  background: var(--ink); color: var(--paper);
  border-bottom: 1px solid var(--ink-3);
}
.dispatch-bar .row {
  display: flex; align-items: center; justify-content: space-between;
  font-family: var(--mono); font-size: 12px; letter-spacing: 0.08em;
  padding: 10px 0;
  gap: 24px;
  flex-wrap: wrap;
}
.dispatch-bar .pulse { width: 7px; height: 7px; background: var(--green); border-radius: 50%; display: inline-block; margin-right: 8px; vertical-align: 1px; animation: pulse 2s infinite; }
.dispatch-bar a { text-decoration: underline; text-underline-offset: 3px; }

/* Cards --------------------------------------------------- */
.card {
  border: 1px solid var(--rule); background: var(--paper);
  padding: 32px;
  display: flex; flex-direction: column;
  min-height: 100%;
  transition: background .2s, border-color .2s;
}
.card:hover { background: var(--paper-2); }
.card .k {
  font-family: var(--mono); font-size: 11px; letter-spacing: 0.12em; text-transform: uppercase; color: var(--mute);
  display: flex; justify-content: space-between;
}
.card .k b { font-weight: 500; color: var(--ink-2); letter-spacing: 0.08em; }
.card h3 { margin-top: 40px; }
.card p { color: var(--ink-2); margin: 16px 0 32px; }
.card .more {
  margin-top: auto;
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--mono); font-size: 12px; letter-spacing: 0.06em; text-transform: uppercase;
  border-top: 1px solid var(--rule); padding-top: 16px;
}
.card .more::after { content: "→"; font-family: var(--serif); font-style: italic; transform: translateY(-1px); }

/* Service list ------------------------------------------- */
.services-list { border-top: 1px solid var(--rule); }
.service-row {
  display: grid; grid-template-columns: 80px 1fr 1.5fr 120px;
  gap: 32px; align-items: center;
  padding: 32px 0;
  border-bottom: 1px solid var(--rule);
  transition: background .25s;
  position: relative;
}
.service-row:hover { background: var(--paper-2); }
.service-row .idx { font-family: var(--mono); font-size: 12px; color: var(--mute); letter-spacing: 0.08em; }
.service-row h3 { font-family: var(--serif); font-size: 36px; letter-spacing: -0.02em; line-height: 1; }
.service-row .desc { color: var(--ink-2); }
.service-row .go { font-family: var(--mono); font-size: 12px; letter-spacing: 0.1em; text-transform: uppercase; text-align: right; }
.service-row .go::after { content: " →"; }
@media (max-width: 900px) {
  .service-row { grid-template-columns: 1fr; gap: 12px; padding: 28px 0; }
  .service-row .go { text-align: left; }
}

/* Placeholder visuals ------------------------------------- */
.ph {
  background: repeating-linear-gradient(
    135deg,
    var(--paper-2) 0 12px,
    var(--paper-3) 12px 13px
  );
  border: 1px solid var(--rule);
  position: relative;
  display: grid; place-items: center;
  color: var(--mute); font-family: var(--mono); font-size: 11px; letter-spacing: 0.12em; text-transform: uppercase;
  text-align: center; padding: 24px;
}
.ph.dark {
  background: repeating-linear-gradient(
    135deg,
    #15181B 0 12px,
    #1B1F22 12px 13px
  );
  border-color: var(--ink-3); color: var(--mute-2);
}
.ph .ph-label { max-width: 30ch; }

/* Footer -------------------------------------------------- */
.site-footer {
  background: var(--ink); color: var(--paper);
  padding: 96px 0 32px;
}
.site-footer a { color: var(--paper); }
.site-footer .brand { color: var(--paper); }
.site-footer .brand .mark { background: var(--paper); color: var(--ink); }
.footer-grid {
  display: grid; grid-template-columns: 2fr repeat(4, 1fr);
  gap: 48px;
  padding-bottom: 64px;
  border-bottom: 1px solid rgba(255,255,255,0.14);
}
@media (max-width: 900px) { .footer-grid { grid-template-columns: 1fr 1fr; } }
.footer-grid h4 {
  font-family: var(--mono); font-size: 11px; letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--mute-2); margin-bottom: 16px; font-weight: 500;
}
.footer-grid ul { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 10px; }
.footer-grid a { font-size: 14px; opacity: 0.85; }
.footer-grid a:hover { opacity: 1; }
.footer-bottom {
  display: flex; justify-content: space-between; padding-top: 32px;
  font-family: var(--mono); font-size: 11px; letter-spacing: 0.08em; color: var(--mute-2);
  flex-wrap: wrap; gap: 16px;
}
.lic-line {
  font-family: var(--mono); font-size: 11px; letter-spacing: 0.08em; color: var(--mute-2);
  max-width: 420px;
}

/* Section heading bar ------------------------------------- */
.section-head {
  display: grid; grid-template-columns: 180px 1fr;
  gap: 48px; align-items: start;
  margin-bottom: 64px;
}
@media (max-width: 900px) { .section-head { grid-template-columns: 1fr; gap: 16px; margin-bottom: 40px; } }
.section-head .num { font-family: var(--mono); font-size: 12px; letter-spacing: 0.14em; color: var(--mute); text-transform: uppercase; padding-top: 8px; border-top: 1px solid var(--ink); }

/* FAQ ----------------------------------------------------- */
details.faq {
  border-top: 1px solid var(--rule); padding: 24px 0;
}
details.faq[open] { padding-bottom: 28px; }
details.faq summary {
  list-style: none; cursor: pointer;
  display: flex; justify-content: space-between; gap: 24px; align-items: start;
  font-family: var(--serif); font-size: clamp(22px, 2.2vw, 30px); letter-spacing: -0.02em; line-height: 1.1;
}
details.faq summary::-webkit-details-marker { display: none; }
details.faq summary::after {
  content: "+"; font-family: var(--serif); font-size: 36px; color: var(--mute); line-height: 0.7;
}
details.faq[open] summary::after { content: "–"; }
details.faq .a { color: var(--ink-2); margin-top: 16px; max-width: 70ch; }
details.faq:last-of-type { border-bottom: 1px solid var(--rule); }

/* CTA strip ----------------------------------------------- */
.cta-strip {
  background: var(--ink); color: var(--paper);
}
.cta-strip .wrap { display: grid; grid-template-columns: 1fr auto; gap: 48px; align-items: center; padding-top: 80px; padding-bottom: 80px; }
@media (max-width: 900px) { .cta-strip .wrap { grid-template-columns: 1fr; } }
.cta-strip h2 { font-family: var(--serif); font-size: clamp(36px, 5vw, 72px); line-height: 1; letter-spacing: -0.03em; font-weight: 400; }
.cta-strip h2 em { font-style: italic; color: oklch(0.72 0.12 232); }
.cta-strip .big-num {
  font-family: var(--serif); font-size: clamp(48px, 6vw, 84px); letter-spacing: -0.02em; line-height: 1;
  display: block;
}
.cta-strip .big-num a { color: var(--paper); }

/* Small utilities ---------------------------------------- */
.pill {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 4px 10px; border: 1px solid var(--rule); border-radius: 999px;
  font-family: var(--mono); font-size: 11px; letter-spacing: 0.08em; color: var(--ink-2);
  background: var(--paper);
}
.pill.cold { background: color-mix(in oklab, var(--cold) 12%, var(--paper)); border-color: color-mix(in oklab, var(--cold) 30%, var(--rule)); color: var(--cold-ink); }
.pill.amber { background: color-mix(in oklab, var(--amber) 20%, var(--paper)); border-color: color-mix(in oklab, var(--amber) 40%, var(--rule)); color: var(--amber-ink); }

/* Breadcrumb ---------------------------------------------- */
.crumbs { font-family: var(--mono); font-size: 11px; letter-spacing: 0.1em; text-transform: uppercase; color: var(--mute); padding: 16px 0; border-bottom: 1px solid var(--rule); }
.crumbs a { color: var(--ink-2); }
.crumbs .sep { color: var(--rule); margin: 0 8px; }

/* Mobile nav ---------------------------------------------- */
.nav-toggle { display: none; }
/* Hide the dispatch chip once space gets tight but before we collapse the nav */
@media (max-width: 1180px) { .header-cta .dispatch-chip { display: none; } }
/* Keep phone number on one line in the header button at every breakpoint */
.call-btn .num { white-space: nowrap; }
@media (max-width: 1040px) {
  nav.primary { display: none; position: fixed; top: 72px; left: 0; right: 0; background: var(--paper); border-bottom: 1px solid var(--rule); padding: 16px 24px; flex-direction: column; gap: 8px; z-index: 100; }
  nav.primary.open { display: flex; }
  nav.primary .menu { position: static; display: block; border: 0; padding: 0 0 0 12px; box-shadow: none; background: transparent; }
  .nav-toggle { display: inline-flex; align-items: center; justify-content: center; width: 40px; height: 40px; border: 1px solid var(--rule); background: var(--paper); }
}

/* Print tweaks -------------------------------------------- */
@media print { .site-header, .site-footer, .cta-strip, .dispatch-bar { display: none; } }