/* ── ARTIC MINI SPLITS — Global Styles ── */

:root {
  --navy:       #1A3F72;
  --navy-dark:  #0F2847;
  --navy-light: #2457A0;
  --ice:        #4A9DD4;
  --ice-light:  #D6EEFA;
  --orange:     #F47920;
  --orange-dark:#D6650F;
  --white:      #FFFFFF;
  --gray-50:    #F5F7FA;
  --gray-100:   #EEF2F7;
  --gray-300:   #CBD5E0;
  --gray-500:   #718096;
  --gray-700:   #374151;
  --text:       #1A202C;
  --radius:     8px;
  --shadow-sm:  0 1px 3px rgba(0,0,0,.08);
  --shadow-md:  0 4px 16px rgba(0,0,0,.10);
  --shadow-lg:  0 12px 40px rgba(0,0,0,.14);
  --transition: 200ms ease;
  --max-width:  1200px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', 'Segoe UI', system-ui, sans-serif;
  color: var(--text);
  background: var(--white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }

/* ── TYPOGRAPHY ── */
h1, h2, h3, h4 { line-height: 1.2; font-weight: 700; }
h1 { font-size: clamp(2rem, 5vw, 3.2rem); }
h2 { font-size: clamp(1.6rem, 3.5vw, 2.4rem); }
h3 { font-size: clamp(1.2rem, 2.5vw, 1.5rem); }
p  { color: var(--gray-700); line-height: 1.75; }

.section-label {
  display: inline-block;
  font-size: .78rem;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--orange);
  margin-bottom: 12px;
}

/* ── LAYOUT ── */
.container { max-width: var(--max-width); margin: 0 auto; padding: 0 24px; }
.section    { padding: 80px 0; }
.section-sm { padding: 48px 0; }

/* ── BUTTONS ── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: .95rem;
  cursor: pointer;
  border: 2px solid transparent;
  transition: all var(--transition);
  white-space: nowrap;
}
.btn-primary {
  background: var(--orange);
  color: var(--white);
  border-color: var(--orange);
}
.btn-primary:hover { background: var(--orange-dark); border-color: var(--orange-dark); transform: translateY(-1px); box-shadow: var(--shadow-md); }

.btn-secondary {
  background: transparent;
  color: var(--white);
  border-color: var(--white);
}
.btn-secondary:hover { background: var(--white); color: var(--navy); }

.btn-outline {
  background: transparent;
  color: var(--navy);
  border-color: var(--navy);
}
.btn-outline:hover { background: var(--navy); color: var(--white); }

.btn-lg { padding: 18px 36px; font-size: 1.05rem; }

/* ── NAVIGATION ── */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 900;
  background: rgba(26, 63, 114, .95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(255,255,255,.1);
  transition: all var(--transition);
}
.nav.scrolled { box-shadow: var(--shadow-md); }

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}
.nav-logo img { height: 44px; width: auto; }
.nav-logo-text {
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--white);
  letter-spacing: .02em;
}

.nav-phone {
  display: flex;
  align-items: center;
  gap: 6px;
  color: var(--orange);
  font-weight: 700;
  font-size: 1.05rem;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 4px;
}
.nav-links li a {
  padding: 8px 14px;
  color: rgba(255,255,255,.85);
  font-size: .9rem;
  font-weight: 500;
  border-radius: var(--radius);
  transition: all var(--transition);
}
.nav-links li a:hover,
.nav-links li a.active { color: var(--white); background: rgba(255,255,255,.1); }

.btn-nav {
  background: var(--orange) !important;
  color: var(--white) !important;
  padding: 9px 20px !important;
  border-radius: var(--radius) !important;
  font-weight: 700 !important;
}
.btn-nav:hover { background: var(--orange-dark) !important; }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 6px;
}
.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--white);
  border-radius: 2px;
  transition: all var(--transition);
}

/* ── HERO ── */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  background: linear-gradient(135deg, var(--navy-dark) 0%, var(--navy) 50%, var(--navy-light) 100%);
  overflow: hidden;
  padding-top: 72px;
}
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url('../images/living-room.jpg') center/cover no-repeat;
  opacity: .18;
}
.hero-content {
  position: relative;
  z-index: 1;
  max-width: 680px;
}
.hero h1 { color: var(--white); margin-bottom: 20px; }
.hero p { color: rgba(255,255,255,.82); font-size: 1.15rem; margin-bottom: 36px; max-width: 540px; }
.hero-btns { display: flex; gap: 16px; flex-wrap: wrap; }

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255,255,255,.12);
  border: 1px solid rgba(255,255,255,.2);
  border-radius: 100px;
  padding: 8px 16px;
  color: var(--white);
  font-size: .85rem;
  font-weight: 600;
  margin-bottom: 24px;
}
.hero-badge span { color: var(--orange); }

.hero-stats {
  display: flex;
  gap: 40px;
  margin-top: 56px;
  flex-wrap: wrap;
}
.hero-stat-num { font-size: 2rem; font-weight: 800; color: var(--white); }
.hero-stat-label { font-size: .82rem; color: rgba(255,255,255,.65); font-weight: 500; }

/* ── PAGE HERO (interior pages) ── */
.page-hero {
  background: linear-gradient(135deg, var(--navy-dark) 0%, var(--navy) 100%);
  padding: 120px 0 64px;
  text-align: center;
}
.page-hero h1 { color: var(--white); margin-bottom: 12px; }
.page-hero p { color: rgba(255,255,255,.78); font-size: 1.1rem; max-width: 580px; margin: 0 auto; }

/* ── CARDS ── */
.card {
  background: var(--white);
  border-radius: 12px;
  box-shadow: var(--shadow-md);
  overflow: hidden;
  transition: transform var(--transition), box-shadow var(--transition);
}
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }

.card-body { padding: 28px; }
.card-icon {
  width: 52px; height: 52px;
  background: var(--ice-light);
  border-radius: var(--radius);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 16px;
}
.card-icon svg { color: var(--navy); }

/* ── PRODUCT CARDS ── */
.product-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 24px; }

.product-card {
  background: var(--white);
  border: 2px solid var(--gray-100);
  border-radius: 12px;
  padding: 32px 28px;
  text-align: center;
  transition: all var(--transition);
  position: relative;
}
.product-card:hover { border-color: var(--ice); box-shadow: var(--shadow-lg); transform: translateY(-4px); }
.product-card.featured { border-color: var(--orange); }
.product-card.featured::before {
  content: 'Most Popular';
  position: absolute;
  top: -13px; left: 50%; transform: translateX(-50%);
  background: var(--orange);
  color: var(--white);
  font-size: .75rem;
  font-weight: 700;
  letter-spacing: .06em;
  text-transform: uppercase;
  padding: 4px 14px;
  border-radius: 100px;
}
.product-btu {
  font-size: 2.4rem;
  font-weight: 800;
  color: var(--navy);
  line-height: 1;
}
.product-btu-label { font-size: .9rem; color: var(--gray-500); margin-bottom: 8px; font-weight: 500; }
.product-ton { font-size: .85rem; color: var(--ice); font-weight: 600; margin-bottom: 4px; }
.product-voltage { font-size: .8rem; color: var(--gray-500); margin-bottom: 20px; }
.product-coverage {
  background: var(--gray-50);
  border-radius: 6px;
  padding: 10px;
  font-size: .85rem;
  color: var(--gray-700);
  margin-bottom: 24px;
  font-weight: 500;
}
.product-price {
  font-size: 2rem;
  font-weight: 800;
  color: var(--navy);
  margin-bottom: 4px;
}
.product-price-note { font-size: .8rem; color: var(--gray-500); margin-bottom: 24px; }

/* ── QUOTE CALCULATOR ── */
.quote-wrap {
  background: var(--white);
  border-radius: 16px;
  box-shadow: var(--shadow-lg);
  overflow: hidden;
}
.quote-header {
  background: var(--navy);
  padding: 32px 40px;
  color: var(--white);
}
.quote-header h2 { color: var(--white); margin-bottom: 6px; }
.quote-header p { color: rgba(255,255,255,.75); }
.quote-body { padding: 40px; }

.quote-step { margin-bottom: 32px; }
.quote-step-label {
  font-weight: 700;
  font-size: .82rem;
  text-transform: uppercase;
  letter-spacing: .1em;
  color: var(--navy);
  margin-bottom: 12px;
}

.unit-cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }

.unit-card {
  border: 2px solid var(--gray-200, #E2E8F0);
  border-radius: var(--radius);
  padding: 16px 12px;
  text-align: center;
  cursor: pointer;
  transition: all var(--transition);
}
.unit-card:hover { border-color: var(--ice); }
.unit-card.selected { border-color: var(--navy); background: var(--ice-light); }
.unit-card .btu-big { font-size: 1.3rem; font-weight: 800; color: var(--navy); }
.unit-card .btu-sub { font-size: .75rem; color: var(--gray-500); }
.unit-card .btu-price { font-size: .9rem; font-weight: 700; color: var(--orange); margin-top: 8px; }

.qty-control {
  display: flex;
  align-items: center;
  gap: 16px;
}
.qty-btn {
  width: 40px; height: 40px;
  border: 2px solid var(--navy);
  border-radius: var(--radius);
  background: none;
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--navy);
  cursor: pointer;
  transition: all var(--transition);
  display: flex; align-items: center; justify-content: center;
}
.qty-btn:hover { background: var(--navy); color: var(--white); }
.qty-count { font-size: 1.5rem; font-weight: 700; min-width: 32px; text-align: center; }

.toggle-group { display: flex; gap: 12px; }
.toggle-option {
  flex: 1;
  border: 2px solid var(--gray-300);
  border-radius: var(--radius);
  padding: 14px;
  text-align: center;
  cursor: pointer;
  transition: all var(--transition);
}
.toggle-option:hover { border-color: var(--ice); }
.toggle-option.selected { border-color: var(--navy); background: var(--ice-light); }
.toggle-option strong { display: block; color: var(--navy); font-weight: 700; }
.toggle-option small { font-size: .78rem; color: var(--gray-500); }

.quote-summary {
  background: var(--gray-50);
  border-radius: var(--radius);
  padding: 24px;
  margin-bottom: 24px;
}
.summary-row {
  display: flex;
  justify-content: space-between;
  padding: 8px 0;
  border-bottom: 1px solid var(--gray-100);
  font-size: .9rem;
}
.summary-row:last-child { border-bottom: none; }
.summary-row.total {
  font-weight: 800;
  font-size: 1.15rem;
  color: var(--navy);
  border-top: 2px solid var(--gray-300);
  padding-top: 14px;
  margin-top: 6px;
}

/* ── FEATURES GRID ── */
.features-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 24px; }
.feature-item { display: flex; gap: 16px; align-items: flex-start; }
.feature-icon {
  width: 44px; height: 44px;
  flex-shrink: 0;
  background: var(--ice-light);
  border-radius: var(--radius);
  display: flex; align-items: center; justify-content: center;
}
.feature-icon svg { color: var(--navy); }
.feature-item h4 { font-size: 1rem; margin-bottom: 4px; color: var(--navy); }
.feature-item p  { font-size: .88rem; }

/* ── FAQ ── */
.faq-item {
  border-bottom: 1px solid var(--gray-100);
}
.faq-q {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 0;
  cursor: pointer;
  font-weight: 600;
  color: var(--navy);
  gap: 16px;
}
.faq-q svg { flex-shrink: 0; transition: transform var(--transition); color: var(--orange); }
.faq-item.open .faq-q svg { transform: rotate(180deg); }
.faq-a {
  display: none;
  padding-bottom: 20px;
  color: var(--gray-700);
  font-size: .95rem;
  line-height: 1.75;
}
.faq-item.open .faq-a { display: block; }

/* ── CITY BADGE GRID ── */
.city-grid { display: flex; flex-wrap: wrap; gap: 10px; }
.city-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  background: var(--ice-light);
  border: 1px solid var(--ice);
  border-radius: 100px;
  font-size: .88rem;
  font-weight: 600;
  color: var(--navy);
  transition: all var(--transition);
}
.city-badge:hover { background: var(--navy); color: var(--white); border-color: var(--navy); }

/* ── CTA BANNER ── */
.cta-banner {
  background: linear-gradient(135deg, var(--navy-dark), var(--navy-light));
  padding: 72px 0;
  text-align: center;
}
.cta-banner h2 { color: var(--white); margin-bottom: 12px; }
.cta-banner p  { color: rgba(255,255,255,.78); margin-bottom: 36px; font-size: 1.05rem; max-width: 520px; margin-left: auto; margin-right: auto; }
.cta-btns { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }
.cta-phone {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--white);
  font-size: 1.5rem;
  font-weight: 800;
  margin-bottom: 32px;
}
.cta-phone svg { color: var(--orange); }

/* ── BREADCRUMB ── */
.breadcrumb {
  padding: 12px 0;
  font-size: .83rem;
  color: rgba(255,255,255,.6);
}
.breadcrumb a { color: rgba(255,255,255,.75); }
.breadcrumb a:hover { color: var(--white); }
.breadcrumb span { margin: 0 6px; }

/* ── ALERT / INFO BOX ── */
.info-box {
  background: var(--ice-light);
  border-left: 4px solid var(--navy);
  border-radius: 0 var(--radius) var(--radius) 0;
  padding: 16px 20px;
  font-size: .9rem;
  color: var(--gray-700);
}
.warn-box {
  background: #FFF3E0;
  border-left: 4px solid var(--orange);
  border-radius: 0 var(--radius) var(--radius) 0;
  padding: 16px 20px;
  font-size: .9rem;
  color: var(--gray-700);
}

/* ── FOOTER ── */
.footer {
  background: var(--navy-dark);
  color: rgba(255,255,255,.7);
  padding: 64px 0 32px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 48px;
}
.footer-brand img { height: 48px; margin-bottom: 16px; }
.footer-brand p { font-size: .88rem; max-width: 260px; line-height: 1.7; }
.footer h4 {
  color: var(--white);
  font-size: .82rem;
  text-transform: uppercase;
  letter-spacing: .1em;
  margin-bottom: 16px;
}
.footer ul li { margin-bottom: 8px; }
.footer ul li a { font-size: .88rem; transition: color var(--transition); }
.footer ul li a:hover { color: var(--white); }
.footer-phone {
  color: var(--orange);
  font-size: 1.1rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 8px;
}
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,.1);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: .82rem;
  flex-wrap: wrap;
  gap: 8px;
}

/* ── DIVIDER ── */
.divider { height: 1px; background: var(--gray-100); margin: 0; }

/* ── SCHEMA / HIDDEN SEO TEXT ── */
.sr-only {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
  border: 0;
}

/* ── RESPONSIVE ── */
@media (max-width: 960px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .unit-cards { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 768px) {
  .nav-links { display: none; flex-direction: column; position: absolute; top: 72px; left: 0; right: 0; background: var(--navy-dark); padding: 16px; gap: 4px; }
  .nav-links.open { display: flex; }
  .nav-toggle { display: flex; }
  .nav-phone { display: none; }
  .hero { min-height: auto; padding: 120px 0 60px; }
  .hero-stats { gap: 24px; }
  .section { padding: 56px 0; }
  .quote-body { padding: 24px; }
  .quote-header { padding: 24px; }
  .unit-cards { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .toggle-group { flex-direction: column; }
}

@media (max-width: 480px) {
  .container { padding: 0 16px; }
  .btn-lg { padding: 14px 24px; font-size: .95rem; }
  .cta-phone { font-size: 1.2rem; }
}