/* ══════════════════════════════════════════════════════════════════════════
   Wintech HVAC Solutions — page styles.
   Every value here is carried over from the design handoff prototype
   (Wintech HVAC Website.dc.html), where it lived as an inline style.
   ══════════════════════════════════════════════════════════════════════════ */

html { scroll-behavior: smooth; }

.page {
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-body);
  min-height: 100vh;
}

.skip-link {
  position: absolute; left: -9999px; top: 0; z-index: 100;
  padding: var(--space-2) var(--space-4);
  background: var(--color-accent); color: var(--color-bg);
  font-family: var(--font-heading); font-size: 14px;
}
.skip-link:focus { left: 0; }

/* — section shells — */
.section {
  padding: var(--space-8) var(--space-6);
  max-width: 1280px;
  margin: 0 auto;
}
.section-band {
  padding: var(--space-8) var(--space-6);
  background: var(--color-surface);
}
.section-inner { max-width: 1280px; margin: 0 auto; }
.section-title { margin-top: var(--space-2); }

/* ── Header / nav ───────────────────────────────────────────────────────── */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: color-mix(in srgb, var(--color-bg) 88%, transparent);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--color-divider);
  padding: var(--space-3) var(--space-6);
}
.nav-brand {
  display: flex; align-items: center; gap: 10px;
  text-decoration: none; color: var(--color-text);
}
.nav-brand img {
  height: 38px; width: auto; flex: none;
  mix-blend-mode: multiply;
}
.brand-text { line-height: 1.05; }
.brand-sub {
  font-size: 11px; letter-spacing: 0.12em;
  color: var(--color-accent-700);
  font-family: var(--font-body); font-weight: 500;
}
.wt-nav-links {
  display: flex; gap: var(--space-6); margin-left: var(--space-8);
}
.nav-cta { margin-left: auto; }
.wt-nav-toggle {
  display: none; margin-left: var(--space-3);
  background: transparent; border: 1px solid var(--color-divider);
  width: 36px; height: 36px;
  align-items: center; justify-content: center;
  cursor: pointer; padding: 8px; color: var(--color-text);
}
.wt-nav-toggle svg { width: 100%; height: 100%; }

.mobile-nav {
  position: sticky; top: 61px; z-index: 49;
  display: flex; flex-direction: column;
  background: var(--color-bg);
  border-bottom: 1px solid var(--color-divider);
  padding: var(--space-3) var(--space-6);
  gap: var(--space-3);
}
.mobile-nav[hidden] { display: none; }
.mobile-nav a { text-decoration: none; color: var(--color-text); }

/* ── Hero ───────────────────────────────────────────────────────────────── */
.wt-hero-grid {
  display: grid; grid-template-columns: 1.1fr 0.9fr;
  gap: var(--space-8); align-items: center;
}
.hero-tag { margin-bottom: var(--space-4); }
.hero-title { font-size: 56px; margin-top: var(--space-3); max-width: 14ch; }
.hero-sub { font-size: 17px; max-width: 52ch; opacity: 0.85; }
.hero-actions {
  display: flex; gap: var(--space-3); margin-top: var(--space-6); flex-wrap: wrap;
}
.hero-stats {
  display: flex; gap: var(--space-6); margin-top: var(--space-8); flex-wrap: wrap;
}
.stat-value {
  font-family: var(--font-heading); font-size: 28px; color: var(--color-accent-700);
}
.stat-label { font-size: 12px; }

.hero-figure { aspect-ratio: 4 / 5; position: relative; }
.hero-gallery {
  width: 100%; height: 100%;
  overflow-x: auto; overflow-y: hidden;
  display: flex;
  scroll-snap-type: x mandatory;
  scroll-behavior: smooth;
}
.hero-gallery img {
  width: 100%; height: 100%; flex: 0 0 100%;
  object-fit: cover; scroll-snap-align: start;
}
.hero-dots {
  position: absolute; bottom: var(--space-3); left: 0; right: 0;
  display: flex; justify-content: center; gap: 7px;
}
.hero-dot {
  width: 8px; height: 8px; padding: 0;
  border: 1px solid rgba(255, 255, 255, 0.9);
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.35);
  cursor: pointer;
}
.hero-dot.is-active { background: #ffffff; }

/* ── About ──────────────────────────────────────────────────────────────── */
.about-grid {
  display: grid; grid-template-columns: 1fr 2fr; gap: var(--space-8);
}
.about-intro { font-size: 16px; max-width: 70ch; }
.wt-grid-2 {
  display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-4);
}
.about-cards { margin-top: var(--space-6); }
.about-card { padding: var(--space-4); }
.card-body-solid { opacity: 1; font-size: 14px; }

/* ── Services ───────────────────────────────────────────────────────────── */
.services-title { max-width: 20ch; }
.wt-grid-3 {
  display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: var(--space-4);
}
.grid-top { margin-top: var(--space-6); }
.service-card { padding: var(--space-6); }
.service-icon {
  width: 36px; height: 36px; color: var(--color-accent); margin-bottom: var(--space-2);
}

/* ── Why choose us ──────────────────────────────────────────────────────── */
.why-card { padding: var(--space-6); background: var(--color-bg); }
.why-icon {
  width: 32px; height: 32px; color: var(--color-accent); margin-bottom: var(--space-2);
}
.why-card .card-title { font-size: 18px; }

.strengths-title { margin-top: var(--space-8); font-size: 22px; }
.wt-grid-4 {
  display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: var(--space-4);
  margin-top: var(--space-4);
}
.accent-block { border-top: 2px solid var(--color-accent); padding-top: var(--space-3); }
.accent-block h4 { font-size: 15px; }
.accent-block p { font-size: 13px; }

/* ── Team ───────────────────────────────────────────────────────────────── */
.team-grid { gap: var(--space-6); margin-top: var(--space-6); }
.director {
  padding: var(--space-4); display: flex; gap: var(--space-4);
}
.director img {
  width: 110px; height: 130px; flex: none;
  object-fit: cover; object-position: center 20%;
}
.director .card-title { font-size: 19px; }
.director .tag { margin: 6px 0; }
.director-phone {
  display: flex; align-items: center; gap: 6px;
  margin-top: var(--space-2); font-size: 13px; color: var(--color-accent-700);
}
.director-phone .icon { width: 15px; height: 15px; }
.director-phone a { color: inherit; text-decoration: none; }
.director-phone a:hover { text-decoration: underline; }

/* ── Clients ────────────────────────────────────────────────────────────── */
.clients-row {
  display: flex; gap: var(--space-3); margin-top: var(--space-6);
  overflow-x: auto; padding-bottom: var(--space-3);
  scroll-snap-type: x proximity;
}
.client-card {
  padding: var(--space-4); min-height: 120px; flex: 0 0 190px;
  display: grid; place-items: center;
  background: var(--color-bg); scroll-snap-align: start;
}
.client-card img {
  max-height: 56px; max-width: 100%; width: auto; object-fit: contain;
}
.client-card img.sm { max-height: 48px; }
.client-card img.md { max-height: 52px; }
.client-name {
  font-family: var(--font-heading); font-weight: 600; font-size: 16px; text-align: center;
}
.client-stack {
  display: flex; flex-direction: column; align-items: center; gap: 6px;
}
.client-stack img { height: 34px; width: auto; object-fit: contain; }
.client-stack .client-name { font-size: 14px; line-height: 1.15; }

/* ── Policy ─────────────────────────────────────────────────────────────── */
.policy-grid {
  display: grid; grid-template-columns: 1fr 1.4fr;
  gap: var(--space-8); margin-top: var(--space-6);
}
.policy-card { padding: var(--space-6); }
.policy-card h3 { font-size: 20px; }
.policy-card .card-body { font-size: 14px; }
.ehs-grid { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-4); }
.ehs-icon {
  width: 22px; height: 22px; color: var(--color-accent); margin-bottom: var(--space-2);
}
.ehs-grid h4 { font-size: 14px; }
.ehs-grid p { font-size: 12.5px; }

/* ── Contact ────────────────────────────────────────────────────────────── */
.contact {
  padding: var(--space-8) var(--space-6);
  background: var(--color-accent-900);
  color: var(--color-neutral-100);
}
.contact-grid {
  max-width: 1280px; margin: 0 auto;
  display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-8);
}
.contact .card-kicker { color: var(--color-accent-300); }
.contact h2 { color: var(--color-neutral-100); }
.contact-lead { opacity: 0.75; max-width: 46ch; }
.contact-list {
  display: flex; flex-direction: column; gap: var(--space-3); margin-top: var(--space-6);
}
.contact-item { display: flex; gap: 10px; align-items: center; }
.contact-item .icon { width: 18px; height: 18px; color: var(--color-accent-300); }
.contact-item a { color: inherit; text-decoration: none; }
.contact-item a:hover { text-decoration: underline; }
.contact-item-top { align-items: flex-start; }
.contact-item-top .icon { flex: none; margin-top: 2px; }

.contact-form {
  padding: var(--space-6);
  display: flex; flex-direction: column; gap: var(--space-3);
  background: var(--color-neutral-900);
}
.contact-form label { color: var(--color-neutral-300); }
.contact-form .input {
  background: var(--color-neutral-800);
  color: #fff;
  border-color: var(--color-neutral-700);
}
.contact-form .input::placeholder { color: var(--color-neutral-500); }
.form-note { font-size: 13px; color: var(--color-accent-300); margin: 0; }
.form-note[hidden] { display: none; }

/* ── Footer ─────────────────────────────────────────────────────────────── */
.site-footer {
  padding: var(--space-6);
  border-top: 1px solid color-mix(in srgb, var(--color-neutral-100) 15%, transparent);
  background: var(--color-accent-900);
  color: var(--color-neutral-400);
}
.footer-inner {
  max-width: 1280px; margin: 0 auto;
  display: flex; justify-content: space-between; flex-wrap: wrap;
  gap: var(--space-3); font-size: 12.5px;
}

/* ── Responsive ─────────────────────────────────────────────────────────── */
@media (max-width: 1024px) {
  .wt-grid-3 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .hero-title { font-size: 48px; }
}

@media (max-width: 860px) {
  .wt-nav-links { display: none; }
  .wt-nav-toggle { display: flex; }
  .wt-hero-grid { grid-template-columns: 1fr; }
  .wt-grid-3 { grid-template-columns: 1fr; }
  .wt-grid-2 { grid-template-columns: 1fr; }
  .wt-grid-4 { grid-template-columns: repeat(2, 1fr); }
  .wt-grid-6 { grid-template-columns: repeat(2, 1fr); }
  .about-grid { grid-template-columns: 1fr; gap: var(--space-6); }
  .policy-grid { grid-template-columns: 1fr; gap: var(--space-6); }
  .contact-grid { grid-template-columns: 1fr; }
  .hero-figure { max-width: 520px; }
}

@media (max-width: 560px) {
  /* Brand + CTA + hamburger no longer fit on one row; the menu carries the
     Contact link, so the header CTA steps aside. */
  .nav-cta { display: none; }
  .site-header { gap: var(--space-2); padding: var(--space-3) var(--space-4); }
  .nav-brand img { height: 32px; }
  .section, .section-band, .contact { padding-left: var(--space-4); padding-right: var(--space-4); }
  .hero-title { font-size: 40px; max-width: none; }
  .hero-sub { font-size: 16px; }
  h2 { font-size: 28px; }
  .ehs-grid { grid-template-columns: 1fr; }
  .wt-grid-4 { grid-template-columns: 1fr; }
  .director { flex-direction: column; }
  .director img { width: 100%; height: 200px; object-position: center 25%; }
  .footer-inner { flex-direction: column; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .hero-gallery { scroll-behavior: auto; }
}