/* Sierra Heating and Cooling — site.css */

:root {
  --c-primary: #0A2A43;
  --c-primary-soft: #133A5C;
  --c-accent: #1BA7C9;
  --c-accent-deep: #0F7E99;
  --c-warm: #F77F00;
  --c-text: #0F1F2D;
  --c-text-soft: #4A5B6B;
  --c-text-mute: #8896A2;
  --c-bg: #FFFFFF;
  --c-bg-warm: #FAFBFC;
  --c-surface: #EAF7FB;
  --c-surface-strong: #D7EAF3;
  --c-border: #E1E8ED;
  --c-border-strong: #C7D3DC;
  --c-success: #1F8B5C;
  --c-warning: #D9A300;
  --c-danger: #DC2626;

  --font-display: 'Bricolage Grotesque', system-ui, -apple-system, sans-serif;
  --font-body: 'IBM Plex Sans', system-ui, -apple-system, sans-serif;
  --font-mono: 'IBM Plex Mono', ui-monospace, monospace;

  --container-w: 1240px;
  --gutter: clamp(1.25rem, 3vw, 2rem);
  --radius-sm: 6px;
  --radius: 12px;
  --radius-lg: 20px;
  --radius-pill: 999px;

  --shadow-1: 0 1px 2px rgba(10, 42, 67, 0.04), 0 2px 8px rgba(10, 42, 67, 0.04);
  --shadow-2: 0 4px 12px rgba(10, 42, 67, 0.06), 0 12px 24px rgba(10, 42, 67, 0.06);
  --shadow-pop: 0 24px 60px -20px rgba(10, 42, 67, 0.30);

  --ease: cubic-bezier(0.4, 0, 0.2, 1);
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);

  --section-py: clamp(4rem, 9vw, 8rem);
}

*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--font-body);
  font-size: clamp(1rem, 1.05vw, 1.0625rem);
  line-height: 1.55;
  color: var(--c-text);
  background: var(--c-bg);
  letter-spacing: -0.005em;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}
img, svg, video { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
button, input, textarea, select { font: inherit; color: inherit; }
button { background: none; border: 0; cursor: pointer; padding: 0; }
::selection { background: var(--c-primary); color: #fff; }

/* Container */
.container {
  width: 100%;
  max-width: var(--container-w);
  margin: 0 auto;
  padding-inline: var(--gutter);
}

/* Section */
.section { padding-block: var(--section-py); position: relative; }
.section--tight { padding-block: clamp(2.5rem, 6vw, 5rem); }
.section--dark { background: var(--c-primary); color: #FFF; }
.section--dark .eyebrow { color: var(--c-accent); }
.section--soft { background: var(--c-bg-warm); }
.section--surface { background: var(--c-surface); }

/* Typography */
.h1, h1 {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 6vw, 5rem);
  line-height: 0.98;
  letter-spacing: -0.045em;
  font-weight: 600;
  color: var(--c-primary);
  text-wrap: balance;
}
.h2, h2 {
  font-family: var(--font-display);
  font-size: clamp(1.875rem, 4vw, 3rem);
  line-height: 1.02;
  letter-spacing: -0.035em;
  font-weight: 600;
  color: var(--c-primary);
  text-wrap: balance;
}
.h3, h3 {
  font-family: var(--font-display);
  font-size: clamp(1.25rem, 1.8vw, 1.5rem);
  line-height: 1.15;
  letter-spacing: -0.02em;
  font-weight: 600;
  color: var(--c-primary);
}
.h4, h4 {
  font-family: var(--font-display);
  font-size: 1.125rem;
  line-height: 1.25;
  letter-spacing: -0.01em;
  font-weight: 600;
}
p { color: var(--c-text-soft); max-width: 70ch; }
.lead { font-size: clamp(1.0625rem, 1.5vw, 1.25rem); line-height: 1.5; color: var(--c-text); }
em { font-style: italic; font-family: var(--font-display); font-weight: 500; }
strong { font-weight: 600; color: var(--c-text); }

.section--dark .h1, .section--dark .h2, .section--dark .h3, .section--dark h1, .section--dark h2, .section--dark h3 { color: #FFF; }
.section--dark p { color: rgba(255,255,255,0.78); }

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--c-accent-deep);
  margin-bottom: 1.25rem;
}
.eyebrow::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--c-accent);
}

.section__head { max-width: 60rem; margin-bottom: clamp(2rem, 5vw, 4rem); }
.section__head--centered { margin-inline: auto; text-align: center; }

.section--numbered .section__num {
  font-family: var(--font-display);
  font-size: clamp(4rem, 11vw, 9rem);
  line-height: 0.85;
  letter-spacing: -0.05em;
  color: var(--c-accent);
  font-weight: 500;
  display: block;
}

/* Buttons */
.btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.95rem 1.6rem;
  border-radius: var(--radius-pill);
  font-size: 0.9375rem;
  font-weight: 600;
  letter-spacing: -0.005em;
  border: 0;
  cursor: pointer;
  overflow: hidden;
  transition: transform 0.2s var(--ease), box-shadow 0.2s var(--ease);
  text-decoration: none;
  white-space: nowrap;
}
.btn::before {
  content: '';
  position: absolute;
  inset: 0;
  transform: translateY(101%);
  transition: transform 0.35s var(--ease);
}
.btn > * { position: relative; z-index: 1; }
.btn:hover { transform: translateY(-1px); }
.btn:hover::before { transform: translateY(0); }

.btn--primary { background: var(--c-primary); color: #FFF; }
.btn--primary::before { background: var(--c-accent); }
.btn--primary:hover { color: var(--c-primary); }

.btn--accent { background: var(--c-accent); color: var(--c-primary); }
.btn--accent::before { background: var(--c-primary); }
.btn--accent:hover { color: #FFF; }

.btn--warm { background: var(--c-warm); color: #FFF; }
.btn--warm::before { background: #C46500; }

.btn--ghost {
  background: transparent;
  color: var(--c-primary);
  border: 1px solid var(--c-border-strong);
}
.btn--ghost::before { background: var(--c-primary); }
.btn--ghost:hover { color: #FFF; border-color: var(--c-primary); }

.btn--on-dark { background: #FFF; color: var(--c-primary); }
.btn--on-dark::before { background: var(--c-accent); }
.btn--on-dark:hover { color: var(--c-primary); }

.btn--small { padding: 0.65rem 1.2rem; font-size: 0.875rem; }
.btn--large { padding: 1.15rem 2.1rem; font-size: 1rem; }

.btn .i { transition: transform 0.3s var(--ease); }
.btn:hover .i { transform: translateX(3px); }

/* Link styles */
.link {
  position: relative;
  font-weight: 500;
  display: inline-block;
  color: var(--c-primary);
}
.link::after {
  content: '';
  position: absolute;
  left: 0; right: 0; bottom: -2px;
  height: 1px;
  background: currentColor;
  transition: transform 0.4s var(--ease-out);
}
.link:hover::after { transform: scaleX(0); transform-origin: left; }

/* Icons */
.i { display: inline-block; vertical-align: middle; flex-shrink: 0; }

/* Forms */
.field {
  display: grid;
  gap: 0.5rem;
  margin-bottom: 1.1rem;
}
.field label {
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--c-text);
}
.field input,
.field textarea,
.field select {
  width: 100%;
  padding: 0.85rem 1rem;
  border: 1px solid var(--c-border-strong);
  border-radius: var(--radius-sm);
  background: #FFF;
  color: var(--c-text);
  transition: border-color 0.2s var(--ease), box-shadow 0.2s var(--ease);
  font-family: var(--font-body);
  font-size: 0.9375rem;
}
.field input:focus,
.field textarea:focus,
.field select:focus {
  outline: none;
  border-color: var(--c-accent);
  box-shadow: 0 0 0 4px rgba(27, 167, 201, 0.12);
}
.field--required label::after { content: ' *'; color: var(--c-danger); }
.field textarea { resize: vertical; min-height: 120px; }
.field--hp { position: absolute; left: -9999px; opacity: 0; pointer-events: none; }

.form-grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
@media (max-width: 640px) { .form-grid-2 { grid-template-columns: 1fr; } }

/* Header */
.header {
  position: sticky;
  top: 0;
  z-index: 60;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: saturate(180%) blur(12px);
  -webkit-backdrop-filter: saturate(180%) blur(12px);
  border-bottom: 1px solid transparent;
  transition: background 0.25s var(--ease), border-color 0.25s var(--ease), padding 0.25s var(--ease);
}
.header.is-scrolled {
  border-bottom-color: var(--c-border);
  background: rgba(255, 255, 255, 0.96);
}
.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  padding-block: clamp(0.75rem, 1.2vw, 1rem);
}
.header__logo {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.0625rem;
  color: var(--c-primary);
  letter-spacing: -0.015em;
  text-decoration: none;
  flex-shrink: 0;
}
.header__logo-img {
  height: 52px;
  width: auto;
  max-width: 200px;
  display: block;
}
@media (max-width: 540px) {
  .header__logo-img { height: 44px; max-width: 160px; }
}
.mobile-menu .header__logo-img { height: 40px; max-width: 140px; }
.header__logo-mark {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  background: var(--c-primary);
  display: grid;
  place-items: center;
  color: #FFF;
}
.header__logo-mark svg { color: var(--c-accent); }
.header__nav {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  margin-left: auto;
}
.nav-link {
  position: relative;
  padding: 0.5rem 0.9rem;
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--c-text);
  border-radius: var(--radius-sm);
  transition: color 0.2s var(--ease), background 0.2s var(--ease);
}
.nav-link:hover, .nav-link.is-active { color: var(--c-primary); background: var(--c-surface); }
.nav-dropdown { position: relative; }
.nav-dropdown__menu {
  position: absolute;
  top: 100%; left: 0;
  min-width: 17rem;
  background: #FFF;
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  padding: 0.5rem;
  box-shadow: var(--shadow-2);
  opacity: 0;
  visibility: hidden;
  transform: translateY(6px);
  transition: opacity 0.2s var(--ease), transform 0.2s var(--ease), visibility 0.2s;
  z-index: 50;
}
.nav-dropdown:hover .nav-dropdown__menu,
.nav-dropdown:focus-within .nav-dropdown__menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
.nav-dropdown__item {
  display: block;
  padding: 0.55rem 0.85rem;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  color: var(--c-text);
  transition: background 0.15s var(--ease), color 0.15s var(--ease);
}
.nav-dropdown__item:hover { background: var(--c-surface); color: var(--c-primary); }
.header__cta { display: flex; gap: 0.6rem; align-items: center; margin-left: 0.5rem; }

.menu-toggle {
  display: none;
  width: 44px; height: 44px;
  border-radius: var(--radius-sm);
  background: var(--c-surface);
  color: var(--c-primary);
}
@media (max-width: 1024px) {
  .header__nav, .header__cta .btn--ghost { display: none; }
  .menu-toggle { display: grid; place-items: center; }
}

/* Mobile menu */
.mobile-menu {
  position: fixed;
  inset: 0;
  background: #FFF;
  z-index: 100;
  transform: translateX(100%);
  transition: transform 0.3s var(--ease);
  display: flex; flex-direction: column;
  overflow-y: auto;
}
.mobile-menu.is-open { transform: translateX(0); }
.mobile-menu__head {
  display: flex; justify-content: space-between; align-items: center;
  padding: 1rem var(--gutter);
  border-bottom: 1px solid var(--c-border);
}
.mobile-menu__nav { padding: 1.5rem var(--gutter); display: grid; gap: 0.25rem; }
.mobile-menu__nav a {
  display: block;
  padding: 0.85rem 1rem;
  border-radius: var(--radius-sm);
  font-size: 1.0625rem;
  font-weight: 500;
  color: var(--c-text);
  border-bottom: 1px solid var(--c-border);
}
.mobile-menu__nav details > summary {
  list-style: none;
  display: flex; justify-content: space-between; align-items: center;
  padding: 0.85rem 1rem;
  font-weight: 500;
  cursor: pointer;
  border-bottom: 1px solid var(--c-border);
}
.mobile-menu__nav details[open] > summary { color: var(--c-primary); }
.mobile-menu__nav details a {
  padding-left: 2rem;
  font-size: 0.9375rem;
  color: var(--c-text-soft);
}
.mobile-menu__cta { margin-top: auto; padding: 1.5rem var(--gutter); display: grid; gap: 0.6rem; }

/* Emergency CTA bar */
.emergency-bar {
  background: var(--c-primary);
  color: #FFF;
  padding: 0.55rem 0;
  font-size: 0.8125rem;
  letter-spacing: 0.005em;
  position: relative;
  z-index: 50;
}
.emergency-bar__inner {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.5rem;
  flex-wrap: wrap;
  text-align: center;
}
.emergency-bar a {
  color: var(--c-accent);
  font-weight: 600;
  display: inline-flex; align-items: center; gap: 0.4rem;
}
.emergency-bar__divider { color: rgba(255,255,255,0.4); }

/* ============ HERO — premium conversion-focused ============ */
.hero {
  position: relative;
  padding-block: clamp(2.5rem, 6vw, 5rem) clamp(4rem, 9vw, 8rem);
  overflow: hidden;
  isolation: isolate;
}

/* Animated mesh gradient background */
.hero__bg {
  position: absolute;
  inset: 0;
  z-index: -1;
  overflow: hidden;
  background: linear-gradient(180deg, #FAFBFC 0%, #F0F7FB 60%, #FFFFFF 100%);
}
.hero__mesh {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.55;
  animation: mesh-drift 22s ease-in-out infinite alternate;
}
.hero__mesh--a {
  width: 520px; height: 520px;
  top: -120px; left: -100px;
  background: radial-gradient(circle, #7CD2DC 0%, transparent 70%);
  animation-delay: 0s;
}
.hero__mesh--b {
  width: 680px; height: 680px;
  top: 20%; right: -200px;
  background: radial-gradient(circle, #1BA7C9 0%, transparent 70%);
  opacity: 0.35;
  animation-delay: -7s;
}
.hero__mesh--c {
  width: 480px; height: 480px;
  bottom: -200px; left: 30%;
  background: radial-gradient(circle, #F77F00 0%, transparent 70%);
  opacity: 0.18;
  animation-delay: -14s;
}
@keyframes mesh-drift {
  0%   { transform: translate(0, 0) scale(1); }
  50%  { transform: translate(40px, -30px) scale(1.08); }
  100% { transform: translate(-30px, 40px) scale(0.95); }
}
.hero__grain {
  position: absolute; inset: 0;
  background-image: radial-gradient(circle at 50% 50%, rgba(10,42,67,0.015) 1px, transparent 1px);
  background-size: 24px 24px;
  opacity: 0.6;
  pointer-events: none;
}

.hero__grid {
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  gap: clamp(2rem, 5vw, 5rem);
  align-items: center;
}
@media (max-width: 900px) {
  .hero__grid { grid-template-columns: 1fr; gap: 2.5rem; }
}

.hero__copy { position: relative; }

/* Live status pill */
.hero__live {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  background: rgba(31, 139, 92, 0.10);
  color: var(--c-success);
  padding: 0.4rem 0.85rem;
  border-radius: var(--radius-pill);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  border: 1px solid rgba(31, 139, 92, 0.20);
  margin-bottom: 1.5rem;
}
.hero__live-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--c-success);
  position: relative;
  display: inline-block;
}
.hero__live-dot::before {
  content: '';
  position: absolute; inset: -4px;
  border-radius: 50%;
  background: var(--c-success);
  opacity: 0.45;
  animation: live-pulse 1.8s ease-out infinite;
}
@keyframes live-pulse {
  0%   { transform: scale(0.7); opacity: 0.55; }
  100% { transform: scale(2.2); opacity: 0; }
}

.hero__title {
  font-size: clamp(2.5rem, 6.2vw, 5.5rem);
  line-height: 0.96;
  letter-spacing: -0.05em;
  font-weight: 700;
  color: var(--c-primary);
  margin-bottom: 1.5rem;
  font-family: var(--font-display);
}
.hero__title-line { display: block; }
.hero__title-em {
  display: block;
  background: linear-gradient(120deg, var(--c-accent) 0%, var(--c-primary-soft) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  font-style: italic;
  font-weight: 600;
}

.hero__sub {
  font-size: clamp(1.0625rem, 1.4vw, 1.25rem);
  color: var(--c-text-soft);
  max-width: 36rem;
  margin-bottom: 1.25rem;
  line-height: 1.55;
}

.hero__badges {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1.75rem;
}
.hero__badges span {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  min-height: 34px;
  padding: 0.45rem 0.7rem;
  border: 1px solid rgba(10, 42, 67, 0.12);
  border-radius: var(--radius-pill);
  background: rgba(255, 255, 255, 0.76);
  color: var(--c-primary);
  font-size: 0.78rem;
  font-weight: 700;
  box-shadow: 0 8px 20px -18px rgba(10, 42, 67, 0.45);
}
.hero__badges .i { color: var(--c-success); }

.hero__ctas {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
  margin-bottom: 2rem;
}

.btn--xl {
  padding: 1.2rem 2.1rem;
  font-size: 1rem;
  font-weight: 600;
}

/* Trust row under CTAs */
.hero__trust {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  flex-wrap: wrap;
  font-size: 0.8125rem;
  color: var(--c-text-soft);
}
.hero__trust-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.hero__trust-item .i { color: var(--c-success); flex-shrink: 0; }
.hero__stars {
  display: inline-flex;
  gap: 1px;
  color: var(--c-warm);
}
.hero__trust-divider {
  width: 1px;
  height: 18px;
  background: var(--c-border-strong);
}
@media (max-width: 540px) {
  .hero__trust-divider { display: none; }
}

/* Hero media */
.hero__media {
  position: relative;
  aspect-ratio: 4/5;
}

.hero__photo {
  position: absolute;
  inset: 0;
  border-radius: clamp(16px, 1.5vw, 24px);
  overflow: hidden;
  background: var(--c-surface-strong);
  box-shadow:
    0 30px 60px -25px rgba(10, 42, 67, 0.35),
    0 12px 30px -12px rgba(10, 42, 67, 0.20);
}
.hero__photo img {
  width: 100%; height: 100%;
  object-fit: cover;
  filter: contrast(1.04) saturate(0.96);
  transition: transform 8s ease-out;
}
.hero:hover .hero__photo img { transform: scale(1.05); }
.hero__photo-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 40%, rgba(10, 42, 67, 0.35) 100%);
  pointer-events: none;
}

/* Floating $50 OFF offer */
.hero__offer {
  position: absolute;
  top: -18px;
  right: -18px;
  width: 156px;
  height: 156px;
  border-radius: 50%;
  background: linear-gradient(135deg, #F77F00 0%, #DC6300 100%);
  color: #FFF;
  display: grid;
  place-content: center;
  text-align: center;
  padding: 1rem;
  box-shadow:
    0 18px 40px -12px rgba(247, 127, 0, 0.55),
    0 6px 14px -4px rgba(247, 127, 0, 0.45);
  transform: rotate(-8deg);
  animation: offer-wobble 5s ease-in-out infinite;
  z-index: 3;
}
@keyframes offer-wobble {
  0%, 100% { transform: rotate(-8deg) scale(1); }
  50%      { transform: rotate(-6deg) scale(1.03); }
}
.hero__offer::before {
  content: '';
  position: absolute;
  inset: 8px;
  border: 1.5px dashed rgba(255, 255, 255, 0.45);
  border-radius: 50%;
}
.hero__offer-tag {
  font-size: 0.55rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  font-weight: 600;
  opacity: 0.95;
  margin-bottom: 0.3rem;
}
.hero__offer-num {
  font-family: var(--font-display);
  font-size: 2.4rem;
  font-weight: 700;
  line-height: 0.85;
  letter-spacing: -0.04em;
}
.hero__offer-num span {
  display: block;
  font-size: 0.7rem;
  letter-spacing: 0.25em;
  margin-top: 0.4rem;
}
.hero__offer-text {
  font-size: 0.65rem;
  line-height: 1.25;
  margin-top: 0.45rem;
  font-weight: 500;
  opacity: 0.95;
  padding-inline: 0.4rem;
}
@media (max-width: 540px) {
  .hero__offer { width: 124px; height: 124px; top: -8px; right: -8px; }
  .hero__offer-num { font-size: 1.9rem; }
}

/* Floating chips */
.hero__chip {
  position: absolute;
  display: flex;
  align-items: center;
  gap: 0.65rem;
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  padding: 0.75rem 1rem;
  border-radius: var(--radius-pill);
  box-shadow:
    0 14px 30px -10px rgba(10, 42, 67, 0.22),
    0 4px 8px -2px rgba(10, 42, 67, 0.10);
  border: 1px solid rgba(255, 255, 255, 0.65);
  z-index: 2;
}
.hero__chip-icon {
  width: 32px; height: 32px;
  border-radius: 50%;
  display: grid; place-items: center;
  background: var(--c-surface);
  color: var(--c-primary);
  flex-shrink: 0;
}
.hero__chip-label {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.875rem;
  color: var(--c-primary);
  letter-spacing: -0.015em;
  line-height: 1.1;
}
.hero__chip-sub {
  font-size: 0.7rem;
  color: var(--c-text-soft);
  margin-top: 1px;
}
.hero__chip--top {
  top: 18%;
  left: -28px;
  animation: chip-float-a 6s ease-in-out infinite;
}
.hero__chip--bot {
  bottom: 12%;
  right: -22px;
  animation: chip-float-b 7s ease-in-out infinite;
}
@keyframes chip-float-a {
  0%, 100% { transform: translateY(0); }
  50%      { transform: translateY(-12px); }
}
@keyframes chip-float-b {
  0%, 100% { transform: translateY(0); }
  50%      { transform: translateY(10px); }
}
@media (max-width: 720px) {
  .hero__chip--top { left: -8px; }
  .hero__chip--bot { right: -8px; }
}
@media (max-width: 540px) {
  .hero__chip { padding: 0.55rem 0.75rem; }
  .hero__chip-icon { width: 28px; height: 28px; }
  .hero__chip-label { font-size: 0.75rem; }
  .hero__chip-sub { font-size: 0.625rem; }
}

/* Brand strip — manufacturers serviced */
.brand-strip {
  padding-block: clamp(2rem, 4vw, 3rem);
  background: linear-gradient(180deg, #FFF 0%, var(--c-bg-warm) 100%);
  border-block: 1px solid var(--c-border);
  overflow: hidden;
}
.brand-strip__head {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  font-size: 0.75rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--c-text-mute);
  font-weight: 600;
  margin-bottom: 1.5rem;
  flex-wrap: wrap;
  text-align: center;
}
.brand-strip__divider {
  width: 32px; height: 1px;
  background: var(--c-border-strong);
}
.brand-strip__sub {
  color: var(--c-text-soft);
  letter-spacing: 0.02em;
  text-transform: none;
  font-weight: 400;
  font-size: 0.8125rem;
}
.brand-strip__track {
  display: flex;
  gap: clamp(1.5rem, 3vw, 2.5rem);
  width: max-content;
  animation: brand-scroll 35s linear infinite;
}
.brand-strip:hover .brand-strip__track { animation-play-state: paused; }
@keyframes brand-scroll {
  to { transform: translateX(-50%); }
}
.brand-chip {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(1.5rem, 2.5vw, 2rem);
  color: var(--c-text-mute);
  letter-spacing: -0.025em;
  white-space: nowrap;
  transition: color 0.3s var(--ease);
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
}
.brand-chip::after {
  content: '';
  width: 5px; height: 5px;
  border-radius: 50%;
  background: var(--c-border-strong);
  margin-left: 0.4rem;
}
.brand-chip:last-child::after { display: none; }
.brand-chip:hover { color: var(--c-primary); }

/* Trust bar */
.trust-bar { background: var(--c-bg-warm); border-block: 1px solid var(--c-border); padding-block: 1.25rem; }
.trust-bar__inner {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 1rem 2rem;
  align-items: center;
}
.trust-bar__item {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  font-size: 0.8125rem;
  color: var(--c-text-soft);
  line-height: 1.3;
}
.trust-bar__item .i { color: var(--c-accent); }
.trust-bar__item strong { color: var(--c-text); display: block; font-weight: 600; }

/* Service Grid — rich card variant with media */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.25rem;
}
.svc-card {
  position: relative;
  display: flex;
  flex-direction: column;
  background: #FFF;
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  padding: 1.75rem;
  text-decoration: none;
  color: inherit;
  transition: transform 0.25s var(--ease), border-color 0.25s var(--ease), box-shadow 0.25s var(--ease);
  cursor: pointer;
}
.svc-card:hover {
  transform: translateY(-4px);
  border-color: var(--c-accent);
  box-shadow: var(--shadow-2);
}
.svc-card__icon {
  width: 44px; height: 44px;
  display: grid; place-items: center;
  background: var(--c-surface);
  border-radius: var(--radius-sm);
  color: var(--c-primary);
  margin-bottom: 1rem;
}
.svc-card__title {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.0625rem;
  color: var(--c-primary);
  margin-bottom: 0.4rem;
  letter-spacing: -0.015em;
}
.svc-card__desc {
  font-size: 0.875rem;
  color: var(--c-text-soft);
  line-height: 1.5;
  flex-grow: 1;
  margin-bottom: 1rem;
}
.svc-card__more {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--c-accent-deep);
  display: inline-flex; align-items: center; gap: 0.35rem;
  margin-top: auto;
}
.svc-card:hover .svc-card__more { color: var(--c-primary); }
.svc-card:hover .svc-card__more svg { transform: translateX(4px); }
.svc-card__more svg { transition: transform 0.25s var(--ease); }

/* Rich variant with photo header */
.services-grid--rich { gap: 1.5rem; }
.svc-card--rich { padding: 0; overflow: hidden; }
.svc-card__media {
  position: relative;
  aspect-ratio: 5/3;
  overflow: hidden;
  background: var(--c-surface-strong);
}
.svc-card__media img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 0.7s var(--ease-out);
  filter: contrast(1.03) saturate(0.95);
}
.svc-card--rich:hover .svc-card__media img { transform: scale(1.08); }
.svc-card__media-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(180deg, transparent 40%, rgba(10, 42, 67, 0.45) 100%);
  pointer-events: none;
}
.svc-card__icon-floating {
  position: absolute;
  bottom: 0.85rem; left: 0.85rem;
  width: 40px; height: 40px;
  display: grid; place-items: center;
  background: #FFF;
  color: var(--c-primary);
  border-radius: 10px;
  box-shadow: 0 8px 20px -6px rgba(10, 42, 67, 0.35);
}
.svc-card--rich .svc-card__body {
  padding: 1.4rem 1.5rem 1.6rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

/* Audience split */
.audience-split {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 1.5rem;
}
.audience-card {
  position: relative;
  padding: clamp(1.75rem, 3vw, 2.5rem);
  background: var(--c-primary);
  color: #FFF;
  border-radius: var(--radius-lg);
  display: flex; flex-direction: column;
  min-height: 380px;
  overflow: hidden;
  text-decoration: none;
  transition: transform 0.3s var(--ease), box-shadow 0.3s var(--ease);
}
.audience-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-pop);
}
.audience-card--alt { background: var(--c-accent); color: var(--c-primary); }

.audience-card--photo .audience-card__bg {
  position: absolute;
  inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  opacity: 0.20;
  filter: grayscale(0.4) contrast(1.1);
  transition: opacity 0.5s var(--ease), transform 8s var(--ease-out);
  z-index: 0;
}
.audience-card--photo:hover .audience-card__bg {
  opacity: 0.30;
  transform: scale(1.05);
}
.audience-card--photo {
  background: linear-gradient(135deg, var(--c-primary) 0%, #133A5C 100%);
}
.audience-card--photo.audience-card--alt {
  background: linear-gradient(135deg, #1BA7C9 0%, #0F7E99 100%);
  color: #FFFFFF;
}
.audience-card__inner {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  height: 100%;
}

.audience-card__eyebrow {
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  opacity: 0.85;
  margin-bottom: 0.85rem;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}
.audience-card__eyebrow::before {
  content: '';
  width: 24px; height: 1px;
  background: currentColor;
  opacity: 0.5;
}
.audience-card h3 {
  color: inherit;
  margin-bottom: 1rem;
  font-size: clamp(1.625rem, 2.5vw, 2rem);
  line-height: 1.05;
  letter-spacing: -0.03em;
  font-weight: 600;
}
.audience-card p {
  color: inherit;
  opacity: 0.85;
  margin-bottom: 2rem;
  max-width: 32rem;
}
.audience-card__cta {
  margin-top: auto;
  font-weight: 600;
  display: inline-flex; align-items: center; gap: 0.6rem;
  font-size: 0.9375rem;
  color: inherit;
  border-top: 1px solid currentColor;
  padding-top: 1rem;
  border-color: rgba(255, 255, 255, 0.25);
}
.audience-card--alt .audience-card__cta { border-color: rgba(255, 255, 255, 0.35); }
.audience-card__cta-arrow {
  display: inline-flex;
  width: 32px; height: 32px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.15);
  align-items: center; justify-content: center;
  transition: transform 0.3s var(--ease), background 0.3s var(--ease);
}
.audience-card:hover .audience-card__cta-arrow {
  transform: translateX(4px);
  background: rgba(255, 255, 255, 0.30);
}

/* Process */
.process-steps {
  display: grid;
  gap: 0;
}
.process-step {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: clamp(1.25rem, 3vw, 3rem);
  padding-block: clamp(2rem, 4vw, 3rem);
  border-top: 1px solid var(--c-border);
}
.process-step:first-child { border-top: 0; }
.process-step__num {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 6vw, 4rem);
  font-weight: 500;
  letter-spacing: -0.05em;
  color: var(--c-accent);
  line-height: 0.9;
}
.process-step__title { margin-bottom: 0.75rem; }
.process-step__desc { color: var(--c-text-soft); max-width: 36rem; }

/* Stats */
.stats-section { position: relative; overflow: hidden; }
.stats-section__bg {
  position: absolute; inset: 0;
  pointer-events: none;
}
.stats-section__mesh {
  position: absolute;
  width: 80%; height: 80%;
  top: -20%; right: -20%;
  background: radial-gradient(circle, rgba(27, 167, 201, 0.18) 0%, transparent 70%);
  filter: blur(60px);
}
.stats-section__head { margin-bottom: clamp(2.5rem, 5vw, 4rem); position: relative; }

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 0;
  border-top: 1px solid var(--c-border);
  border-left: 1px solid var(--c-border);
}
.stat {
  padding: 2rem 1.5rem;
  border-right: 1px solid var(--c-border);
  border-bottom: 1px solid var(--c-border);
}
.stat__num {
  font-family: var(--font-display);
  font-size: clamp(2.25rem, 5vw, 3.5rem);
  line-height: 1;
  letter-spacing: -0.04em;
  color: var(--c-primary);
  font-weight: 600;
  margin-bottom: 0.5rem;
}
.stat__label {
  font-size: 0.8125rem;
  color: var(--c-text-soft);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* Rich variant on dark bg */
.stats-grid--rich {
  border-color: rgba(255, 255, 255, 0.10);
  position: relative;
}
.stats-grid--rich .stat {
  border-color: rgba(255, 255, 255, 0.10);
  padding: clamp(2rem, 3vw, 2.5rem) clamp(1.5rem, 2vw, 2rem);
  position: relative;
  transition: background 0.3s var(--ease);
}
.stats-grid--rich .stat:hover { background: rgba(27, 167, 201, 0.06); }
.stat--rich .stat__num {
  color: #FFF;
  font-size: clamp(2.5rem, 5.5vw, 4rem);
  background: linear-gradient(135deg, #FFF 0%, #7CD2DC 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  font-weight: 700;
  display: flex;
  align-items: baseline;
}
.stat--rich .stat__label {
  color: rgba(255, 255, 255, 0.65);
  font-size: 0.8125rem;
}

/* Coverage area */
.coverage-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 0;
  border-top: 1px solid var(--c-border);
  border-left: 1px solid var(--c-border);
  margin-block: 2rem;
}
.coverage-list a {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 1rem 1.25rem;
  border-right: 1px solid var(--c-border);
  border-bottom: 1px solid var(--c-border);
  font-size: 0.9375rem;
  color: var(--c-primary);
  font-weight: 500;
  transition: background 0.2s var(--ease);
}
.coverage-list a:hover { background: var(--c-surface); }
.coverage-list a .i { color: var(--c-accent); }

/* Testimonials */
.testim-head {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: clamp(1.5rem, 4vw, 3rem);
  align-items: end;
  margin-bottom: clamp(2.5rem, 5vw, 4rem);
}
@media (max-width: 780px) {
  .testim-head { grid-template-columns: 1fr; align-items: start; }
}
.testim-rating {
  text-align: right;
  background: linear-gradient(135deg, var(--c-surface) 0%, transparent 100%);
  padding: 1.5rem 1.75rem;
  border-radius: var(--radius);
  border: 1px solid var(--c-border);
}
@media (max-width: 780px) {
  .testim-rating { text-align: left; }
}
.testim-rating__stars {
  display: inline-flex;
  gap: 2px;
  color: var(--c-warm);
  margin-bottom: 0.5rem;
}
.testim-rating__num {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.5rem;
  color: var(--c-primary);
  letter-spacing: -0.02em;
}
.testim-rating__sub {
  font-size: 0.8125rem;
  color: var(--c-text-soft);
  margin-top: 0.3rem;
}

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.25rem;
}
.testimonial {
  background: #FFF;
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  padding: 1.75rem;
  display: flex; flex-direction: column;
  transition: transform 0.25s var(--ease), box-shadow 0.25s var(--ease);
}
.testimonial:hover { transform: translateY(-2px); box-shadow: var(--shadow-2); }
.testimonial__rating { display: inline-flex; gap: 1px; color: var(--c-warm); margin-bottom: 0.85rem; }
.testimonial__quote {
  font-family: var(--font-display);
  font-size: 1.0625rem;
  line-height: 1.4;
  letter-spacing: -0.015em;
  color: var(--c-primary);
  margin-bottom: 1.5rem;
  flex-grow: 1;
}
.testimonial__quote::before { content: '\201C'; color: var(--c-accent); }
.testimonial__quote::after { content: '\201D'; color: var(--c-accent); }
.testimonial__meta {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.8125rem;
  color: var(--c-text-soft);
  border-top: 1px solid var(--c-border);
  padding-top: 1rem;
}
.testimonial__avatar {
  width: 36px; height: 36px;
  border-radius: 50%;
  background: var(--c-surface);
  display: grid; place-items: center;
  font-weight: 600;
  color: var(--c-primary);
  font-size: 0.875rem;
  font-family: var(--font-display);
}
.testimonial__name { font-weight: 600; color: var(--c-text); display: block; }
.proof-card {
  min-height: 220px;
}
.proof-card__metric {
  font-family: var(--font-display);
  font-size: clamp(2.25rem, 4vw, 3.5rem);
  line-height: 0.95;
  letter-spacing: -0.05em;
  color: var(--c-accent-deep);
  font-weight: 700;
  margin-bottom: 1rem;
}
.proof-card__title {
  margin-bottom: 0.65rem;
}
.proof-card__desc {
  font-size: 0.9375rem;
  color: var(--c-text-soft);
  margin-top: 0;
}

/* Marquee */
.marquee {
  overflow: hidden;
  border-block: 1px solid var(--c-border);
  padding-block: clamp(1.5rem, 3vw, 2.5rem);
  background: var(--c-bg-warm);
}
.marquee__track {
  display: flex;
  gap: clamp(2rem, 5vw, 4rem);
  animation: marquee 38s linear infinite;
  width: max-content;
}
.marquee__item {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 3.5vw, 3rem);
  font-weight: 500;
  letter-spacing: -0.035em;
  white-space: nowrap;
  color: var(--c-primary);
  display: inline-flex;
  align-items: center;
  gap: 1rem;
}
.marquee__item--accent { color: var(--c-accent-deep); font-style: italic; }
.marquee__item::after {
  content: '';
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--c-accent);
  margin-left: 1rem;
}
@keyframes marquee { to { transform: translateX(-50%); } }
.marquee:hover .marquee__track { animation-play-state: paused; }

/* FAQ */
.faq-list {
  display: grid;
  gap: 0;
  border-top: 1px solid var(--c-border);
}
.faq-item { border-bottom: 1px solid var(--c-border); }
.faq-item__q {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 1.5rem;
  padding-block: 1.4rem;
  text-align: left;
  font-family: var(--font-display);
  font-size: clamp(1rem, 1.5vw, 1.125rem);
  font-weight: 600;
  color: var(--c-primary);
  letter-spacing: -0.015em;
  cursor: pointer;
}
.faq-item__icon {
  width: 24px; height: 24px;
  flex-shrink: 0;
  position: relative;
  transition: transform 0.3s var(--ease);
}
.faq-item__icon::before, .faq-item__icon::after {
  content: '';
  position: absolute;
  background: var(--c-primary);
  inset: 50% 0 auto 0;
  height: 1.5px;
  border-radius: 1px;
}
.faq-item__icon::after { transform: rotate(90deg); transition: transform 0.3s var(--ease); }
.faq-item[open] .faq-item__icon::after { transform: rotate(0); }
.faq-item__a {
  padding-bottom: 1.4rem;
  padding-right: 2.5rem;
  color: var(--c-text-soft);
  line-height: 1.55;
}
.faq-item__a a { color: var(--c-accent-deep); font-weight: 500; }
.faq-item summary { list-style: none; }
.faq-item summary::-webkit-details-marker { display: none; }

/* CTA block */
.cta-block {
  background: var(--c-primary);
  color: #FFF;
  border-radius: var(--radius-lg);
  padding: clamp(2.5rem, 6vw, 4.5rem);
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: clamp(1.5rem, 4vw, 3rem);
  align-items: center;
}
@media (max-width: 900px) { .cta-block { grid-template-columns: 1fr; } }
.cta-block h2 { color: #FFF; }
.cta-block p { color: rgba(255,255,255,0.78); margin-block: 1rem 1.75rem; }
.cta-block__ctas { display: flex; flex-direction: column; gap: 0.75rem; align-items: flex-start; }
.cta-block .btn { width: 100%; justify-content: center; }
@media (min-width: 600px) { .cta-block .btn { width: auto; } }

/* Differentiators */
.diff-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 0;
  border-top: 1px solid var(--c-border);
}
.diff-item {
  padding: 2rem 0;
  padding-right: 2rem;
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1.25rem;
  border-bottom: 1px solid var(--c-border);
  align-items: start;
}
.diff-item__icon {
  width: 40px; height: 40px;
  display: grid; place-items: center;
  background: var(--c-surface);
  color: var(--c-primary);
  border-radius: 50%;
}
.diff-item__title {
  font-family: var(--font-display);
  font-size: 1.0625rem;
  font-weight: 600;
  letter-spacing: -0.015em;
  color: var(--c-primary);
  margin-bottom: 0.4rem;
}

/* Guarantee */
.guarantee {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: clamp(1.5rem, 4vw, 3rem);
  align-items: center;
  padding: clamp(2rem, 5vw, 3rem);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-lg);
  background: var(--c-bg-warm);
}
@media (max-width: 700px) { .guarantee { grid-template-columns: 1fr; text-align: center; } }
.guarantee__seal {
  width: clamp(100px, 12vw, 140px);
  height: clamp(100px, 12vw, 140px);
  border-radius: 50%;
  background: var(--c-primary);
  color: #FFF;
  display: grid; place-items: center;
  font-family: var(--font-display);
  font-size: clamp(0.75rem, 0.85vw, 0.875rem);
  text-align: center;
  font-weight: 600;
  letter-spacing: 0.02em;
  line-height: 1.15;
  padding: 1rem;
}
.guarantee__seal-num {
  font-size: clamp(1.5rem, 2vw, 1.75rem);
  color: var(--c-accent);
  letter-spacing: -0.02em;
  line-height: 1;
  margin-bottom: 0.25rem;
  display: block;
}

/* Blog list */
.blog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
}
.blog-card {
  display: flex; flex-direction: column;
  text-decoration: none;
  color: inherit;
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  background: #FFF;
  overflow: hidden;
  transition: transform 0.25s var(--ease), box-shadow 0.25s var(--ease);
}
.blog-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-2); }
.blog-card__image {
  aspect-ratio: 16/9;
  background: var(--c-surface);
  overflow: hidden;
}
.blog-card__image img { width: 100%; height: 100%; object-fit: cover; }
.blog-card__body { padding: 1.5rem; flex-grow: 1; display: flex; flex-direction: column; }
.blog-card__cat {
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--c-accent-deep);
  font-weight: 600;
  margin-bottom: 0.6rem;
}
.blog-card__title {
  font-family: var(--font-display);
  font-size: 1.0625rem;
  font-weight: 600;
  line-height: 1.25;
  letter-spacing: -0.015em;
  color: var(--c-primary);
  margin-bottom: 0.6rem;
}
.blog-card__excerpt { font-size: 0.875rem; color: var(--c-text-soft); margin-bottom: 1rem; flex-grow: 1; }
.blog-card__meta {
  font-size: 0.75rem;
  color: var(--c-text-mute);
  display: flex; gap: 0.6rem; align-items: center;
}

/* Article (blog post body) */
.article-body {
  max-width: 44rem;
  margin: 0 auto;
}
.article-body p { margin-block: 1.1rem; font-size: 1.0625rem; line-height: 1.62; color: var(--c-text); }
.article-body h2 { margin-block: 2.5rem 1rem; }
.article-body h3 { margin-block: 2rem 0.75rem; }
.article-body ul, .article-body ol { margin-block: 1.1rem; padding-left: 1.5rem; }
.article-body li { margin-block: 0.4rem; line-height: 1.55; }
.article-body strong { color: var(--c-primary); }
.article-body blockquote {
  border-left: 3px solid var(--c-accent);
  padding-left: 1.5rem;
  margin-block: 1.5rem;
  font-family: var(--font-display);
  font-size: 1.125rem;
  line-height: 1.45;
  color: var(--c-primary);
  font-style: italic;
}
.article-body .answer-block {
  background: var(--c-surface);
  border-left: 3px solid var(--c-accent);
  padding: 1.25rem 1.5rem;
  border-radius: 0 var(--radius) var(--radius) 0;
  margin-block: 1.5rem;
  font-size: 0.9375rem;
}
.article-body .answer-block strong { display: block; font-size: 0.75rem; letter-spacing: 0.15em; text-transform: uppercase; color: var(--c-accent-deep); margin-bottom: 0.5rem; font-weight: 700; }

/* Author box */
.author-box {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1.25rem;
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  background: var(--c-bg-warm);
  margin-top: 2.5rem;
  margin-bottom: 2.5rem;
}
.author-box__avatar {
  width: 56px; height: 56px;
  border-radius: 50%;
  background: var(--c-primary);
  color: var(--c-accent);
  display: grid; place-items: center;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.25rem;
  flex-shrink: 0;
}
.author-box__name { font-weight: 600; font-family: var(--font-display); color: var(--c-primary); font-size: 0.95rem; }
.author-box__bio { font-size: 0.8125rem; color: var(--c-text-soft); margin-top: 0.25rem; }

/* Pricing */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.25rem;
  align-items: stretch;
}
.price-card {
  display: flex; flex-direction: column;
  background: #FFF;
  border: 1px solid var(--c-border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  position: relative;
}
.price-card--featured {
  border-color: var(--c-accent);
  border-width: 2px;
  background: linear-gradient(180deg, var(--c-surface) 0%, #FFF 100%);
}
.price-card__badge {
  position: absolute;
  top: -10px; left: 2rem;
  background: var(--c-accent);
  color: var(--c-primary);
  padding: 0.3rem 0.85rem;
  border-radius: var(--radius-pill);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}
.price-card__name { font-family: var(--font-display); font-size: 1.25rem; font-weight: 600; color: var(--c-primary); margin-bottom: 0.5rem; }
.price-card__price {
  font-family: var(--font-display);
  font-size: clamp(2.25rem, 4vw, 3rem);
  line-height: 1;
  color: var(--c-primary);
  letter-spacing: -0.04em;
  font-weight: 600;
  margin-block: 1rem;
}
.price-card__price small { font-size: 0.875rem; color: var(--c-text-soft); font-weight: 400; letter-spacing: 0; }
.price-card__list { list-style: none; padding: 0; margin: 1rem 0; flex-grow: 1; }
.price-card__list li {
  display: flex; align-items: flex-start; gap: 0.6rem;
  font-size: 0.9375rem; color: var(--c-text);
  padding-block: 0.45rem;
  border-bottom: 1px solid var(--c-border);
}
.price-card__list li::before { content: ''; width: 6px; height: 6px; border-radius: 50%; background: var(--c-accent); margin-top: 0.5rem; flex-shrink: 0; }
.price-card__list li:last-child { border-bottom: 0; }
.price-card .btn { margin-top: auto; justify-content: center; }

/* Footer */
.footer {
  background: var(--c-primary);
  color: rgba(255,255,255,0.78);
  padding-top: clamp(3.5rem, 7vw, 6rem);
  padding-bottom: 2rem;
}
.footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 2.5rem;
  margin-bottom: clamp(2.5rem, 5vw, 4rem);
}
@media (max-width: 900px) { .footer__grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 540px) { .footer__grid { grid-template-columns: 1fr; } }
.footer__brand h3 { color: #FFF; font-size: 1.25rem; margin-bottom: 0.85rem; }
.footer__brand p { color: rgba(255,255,255,0.7); max-width: 30rem; font-size: 0.9375rem; }
.footer__col h4 { color: #FFF; font-size: 0.8125rem; letter-spacing: 0.15em; text-transform: uppercase; font-weight: 600; margin-bottom: 1rem; font-family: var(--font-body); }
.footer__col ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 0.55rem; }
.footer__col a { color: rgba(255,255,255,0.7); font-size: 0.875rem; transition: color 0.2s var(--ease); }
.footer__col a:hover { color: var(--c-accent); }
.footer__nap {
  font-size: 0.875rem;
  display: grid;
  gap: 0.6rem;
  margin-top: 1.25rem;
  color: rgba(255,255,255,0.75);
}
.footer__nap a { color: var(--c-accent); font-weight: 600; }
.footer__legal {
  border-top: 1px solid rgba(255,255,255,0.12);
  padding-top: 1.5rem;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
  font-size: 0.8125rem;
  color: rgba(255,255,255,0.55);
}
.footer__legal a { color: rgba(255,255,255,0.78); }
.footer__legal a:hover { color: var(--c-accent); }

/* Mobile sticky bar */
.mobile-bar {
  position: fixed;
  bottom: 0; left: 0; right: 0;
  background: var(--c-primary);
  color: #FFF;
  display: none;
  z-index: 50;
  border-top: 1px solid rgba(255,255,255,0.1);
}
.mobile-bar__inner {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
}
.mobile-bar a {
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  gap: 0.2rem;
  padding: 0.6rem 0.5rem;
  color: #FFF;
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.03em;
  border-right: 1px solid rgba(255,255,255,0.1);
}
.mobile-bar a:last-child { border-right: 0; background: var(--c-accent); color: var(--c-primary); }
@media (max-width: 768px) { .mobile-bar { display: block; } body { padding-bottom: 60px; } }

/* Breadcrumb */
.breadcrumb {
  font-size: 0.8125rem;
  color: var(--c-text-soft);
  padding-block: 1rem 0;
  margin-block: 0;
}
.breadcrumb a { color: var(--c-text-soft); }
.breadcrumb a:hover { color: var(--c-primary); }
.breadcrumb__sep { margin-inline: 0.4rem; color: var(--c-text-mute); }

/* Page hero */
.page-hero {
  padding-block: clamp(3rem, 7vw, 5.5rem) clamp(1rem, 2vw, 2rem);
  background: var(--c-bg-warm);
  border-bottom: 1px solid var(--c-border);
}
.page-hero__eyebrow { display: inline-block; margin-bottom: 1rem; }
.page-hero h1 { max-width: 22ch; margin-bottom: 1rem; }
.page-hero p { font-size: clamp(1.0625rem, 1.3vw, 1.1875rem); max-width: 56ch; margin-bottom: 1.5rem; }
.page-hero__ctas { display: flex; gap: 0.75rem; flex-wrap: wrap; }

/* Service detail layout */
.svc-layout {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: clamp(2rem, 5vw, 4rem);
  align-items: start;
}
@media (max-width: 1024px) { .svc-layout { grid-template-columns: 1fr; } }
.svc-layout__sidebar {
  position: sticky;
  top: 90px;
}
.svc-sidebar-card {
  background: var(--c-surface);
  border-radius: var(--radius);
  padding: 1.75rem;
  margin-bottom: 1.25rem;
}
.svc-sidebar-card h4 { font-size: 1rem; margin-bottom: 0.85rem; color: var(--c-primary); }
.svc-sidebar-card p { font-size: 0.875rem; color: var(--c-text); margin-bottom: 1rem; }
.svc-sidebar-card .btn { width: 100%; justify-content: center; }
.svc-sidebar-card ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 0.5rem; }
.svc-sidebar-card li { font-size: 0.8125rem; display: flex; gap: 0.45rem; color: var(--c-text-soft); }

/* Included list */
.includes-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 0.75rem;
  margin-block: 1.5rem;
}
.include-pill {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.75rem 1rem;
  background: var(--c-bg-warm);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
}
.include-pill .i { color: var(--c-accent); flex-shrink: 0; }

/* Animation enter */
[data-animate] {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s var(--ease-out), transform 0.7s var(--ease-out);
}
[data-animate].is-in {
  opacity: 1;
  transform: translateY(0);
}

[data-animate-stagger] > * {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s var(--ease-out), transform 0.6s var(--ease-out);
}
[data-animate-stagger].is-in > * { opacity: 1; transform: translateY(0); }
[data-animate-stagger].is-in > *:nth-child(1) { transition-delay: 0.05s; }
[data-animate-stagger].is-in > *:nth-child(2) { transition-delay: 0.10s; }
[data-animate-stagger].is-in > *:nth-child(3) { transition-delay: 0.15s; }
[data-animate-stagger].is-in > *:nth-child(4) { transition-delay: 0.20s; }
[data-animate-stagger].is-in > *:nth-child(5) { transition-delay: 0.25s; }
[data-animate-stagger].is-in > *:nth-child(6) { transition-delay: 0.30s; }
[data-animate-stagger].is-in > *:nth-child(7) { transition-delay: 0.35s; }
[data-animate-stagger].is-in > *:nth-child(8) { transition-delay: 0.40s; }

/* View transitions */
@view-transition { navigation: auto; }
::view-transition-old(root) { animation: vt-fade-out 300ms var(--ease) both; }
::view-transition-new(root) { animation: vt-rise-in 400ms var(--ease) 80ms both; }
@keyframes vt-fade-out { to { opacity: 0; transform: translateY(-1vh); } }
@keyframes vt-rise-in { from { opacity: 0; transform: translateY(1vh); } }

/* Cookie banner */
.cookie-banner {
  position: fixed;
  bottom: 1rem; left: 1rem; right: 1rem;
  max-width: 38rem;
  margin: 0 auto;
  background: var(--c-primary);
  color: #FFF;
  border-radius: var(--radius);
  padding: 1.25rem 1.5rem;
  box-shadow: var(--shadow-pop);
  display: flex;
  gap: 1.25rem;
  align-items: center;
  flex-wrap: wrap;
  font-size: 0.875rem;
  z-index: 200;
  transform: translateY(120%);
  transition: transform 0.4s var(--ease-out);
}
.cookie-banner.is-visible { transform: translateY(0); }
.cookie-banner__msg { flex: 1; min-width: 220px; line-height: 1.4; color: rgba(255,255,255,0.85); }
.cookie-banner__msg a { color: var(--c-accent); }
.cookie-banner__actions { display: flex; gap: 0.5rem; }

/* Utility */
.text-center { text-align: center; }
.skip-link {
  position: absolute; top: -100px; left: 1rem;
  background: var(--c-primary); color: #FFF;
  padding: 0.6rem 1rem;
  border-radius: var(--radius-sm);
  z-index: 1000;
  font-weight: 500;
}
.skip-link:focus { top: 1rem; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
  [data-animate], [data-animate-stagger] > * { opacity: 1; transform: none; }
}

/* Focus visible */
:focus-visible {
  outline: 2px solid var(--c-accent);
  outline-offset: 2px;
  border-radius: var(--radius-sm);
}
.btn:focus-visible { outline-offset: 4px; }

/* 404 */
.error-hero { padding-block: clamp(5rem, 12vw, 9rem); text-align: center; }
.error-hero h1 {
  font-size: clamp(5rem, 18vw, 12rem);
  color: var(--c-accent);
  letter-spacing: -0.07em;
  line-height: 0.9;
}

/* Map */
.map-embed {
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--c-border);
  aspect-ratio: 16/9;
  width: 100%;
}
.map-embed iframe { width: 100%; height: 100%; border: 0; }

/* Strategic landing pages */
.landing-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 320px;
  gap: clamp(2rem, 5vw, 4rem);
  align-items: start;
}
@media (max-width: 1024px) { .landing-grid { grid-template-columns: 1fr; } }

.link-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 0.75rem;
}
.mini-link-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: 64px;
  padding: 1rem 1.1rem;
  border: 1px solid var(--c-border);
  border-radius: var(--radius-sm);
  background: #FFF;
  color: var(--c-primary);
  font-weight: 600;
  transition: transform 0.2s var(--ease), border-color 0.2s var(--ease), box-shadow 0.2s var(--ease);
}
.mini-link-card:hover {
  transform: translateY(-2px);
  border-color: var(--c-accent);
  box-shadow: var(--shadow-1);
}
.search-form {
  display: flex;
  align-items: end;
  gap: 0.75rem;
  max-width: 48rem;
  margin-top: 1.5rem;
}
.search-form .field {
  flex: 1;
  margin-bottom: 0;
}
.internal-link-groups {
  display: grid;
  gap: clamp(1.5rem, 4vw, 2.5rem);
}
.internal-link-group h3 {
  margin-bottom: 1rem;
}
@media (max-width: 640px) {
  .search-form {
    display: grid;
    align-items: stretch;
  }
  .search-form .btn {
    justify-content: center;
  }
}

/* HVAC estimator */
.estimator-section {
  background: linear-gradient(180deg, #FFFFFF 0%, var(--c-bg-warm) 100%);
}
.estimator-panel {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: clamp(2rem, 5vw, 4rem);
  align-items: start;
  border: 1px solid var(--c-border);
  border-radius: var(--radius-lg);
  background: #FFF;
  padding: clamp(1.5rem, 4vw, 3rem);
  box-shadow: var(--shadow-2);
}
@media (max-width: 980px) { .estimator-panel { grid-template-columns: 1fr; } }
.estimator-panel__copy {
  position: sticky;
  top: 100px;
}
@media (max-width: 980px) { .estimator-panel__copy { position: static; } }
.estimator-trust {
  display: grid;
  gap: 0.65rem;
  margin-top: 1.5rem;
}
.estimator-trust span {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  color: var(--c-text);
  font-size: 0.9375rem;
}
.estimator-trust .i { color: var(--c-success); }
.estimator-form {
  background: var(--c-bg-warm);
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  padding: clamp(1.25rem, 3vw, 2rem);
}
.estimator-gate {
  border: 1px solid var(--c-border-strong);
  border-radius: var(--radius-sm);
  background: #FFF;
  padding: 1rem;
  margin-block: 1rem;
}
.estimator-gate__title {
  margin-bottom: 0.85rem;
  font-family: var(--font-display);
  color: var(--c-primary);
  font-weight: 600;
}
.estimator-submit {
  width: 100%;
  justify-content: center;
}
.estimator-result {
  margin-top: 1.25rem;
  border-radius: var(--radius);
  background: var(--c-primary);
  color: #FFF;
  padding: 1.5rem;
}
.estimator-result__label {
  color: var(--c-accent);
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-weight: 700;
  margin-bottom: 0.5rem;
}
.estimator-result__range {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3.5rem);
  line-height: 1;
  letter-spacing: -0.04em;
  font-weight: 700;
  margin-bottom: 0.75rem;
}
.estimator-result__note {
  color: rgba(255,255,255,0.78);
  font-size: 0.875rem;
  margin-bottom: 1rem;
}
[data-estimator-status][data-state="ok"] { color: var(--c-success); }
[data-estimator-status][data-state="err"] { color: var(--c-danger); }

/* Floating emergency widget */
.emergency-widget {
  position: fixed;
  right: 1rem;
  bottom: 1rem;
  z-index: 120;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 0.75rem;
  width: min(94vw, 390px);
  padding: 0.85rem 0.9rem;
  border-radius: var(--radius);
  background: #FFF;
  color: var(--c-primary);
  border: 1px solid var(--c-border);
  box-shadow: var(--shadow-pop);
  transform: translateY(calc(100% + 1.5rem));
  opacity: 0;
  pointer-events: none;
  transition: transform 0.35s var(--ease-out), opacity 0.35s var(--ease-out);
}
.emergency-widget.is-visible {
  transform: translateY(0);
  opacity: 1;
  pointer-events: auto;
}
.emergency-widget__close {
  position: absolute;
  top: -10px;
  right: -10px;
  width: 28px;
  height: 28px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: var(--c-primary);
  color: #FFF;
  box-shadow: var(--shadow-1);
}
.emergency-widget__icon {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: rgba(247, 127, 0, 0.12);
  color: var(--c-warm);
}
.emergency-widget strong {
  display: block;
  font-family: var(--font-display);
  color: var(--c-primary);
  line-height: 1.1;
}
.emergency-widget span {
  display: block;
  font-size: 0.8125rem;
  color: var(--c-text-soft);
}
.emergency-widget__call {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 38px;
  padding: 0.5rem 0.85rem;
  border-radius: var(--radius-pill);
  background: var(--c-warm);
  color: #FFF;
  font-size: 0.8125rem;
  font-weight: 700;
  white-space: nowrap;
}
@media (max-width: 768px) {
  .emergency-widget {
    left: 0.75rem;
    right: 0.75rem;
    bottom: 4.8rem;
    width: auto;
    grid-template-columns: auto 1fr auto;
  }
}
@media (max-width: 420px) {
  .emergency-widget {
    grid-template-columns: auto 1fr;
  }
  .emergency-widget__call {
    grid-column: 1 / -1;
    width: 100%;
  }
}

/* Helpers */
.flex { display: flex; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.gap-1 { gap: 0.5rem; }
.gap-2 { gap: 1rem; }
.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mb-2 { margin-bottom: 1rem; }
.text-soft { color: var(--c-text-soft); }
.text-mute { color: var(--c-text-mute); }
.text-accent { color: var(--c-accent-deep); }
.text-small { font-size: 0.875rem; }