/* ─────────────────────────────────────────────────────────────
   Callstrike HVAC Landing Page — Orange/Blue trades aesthetic
   Mobile-first. No Inter, no purple, no generic AI slop.
───────────────────────────────────────────────────────────── */

:root {
  --bg: #090910;
  --bg-elevated: #10101c;
  --bg-card: #13131f;
  --fg: #eaeaf5;
  --fg-muted: #8888a8;
  --fg-dim: #555568;
  /* Orange = urgency (HVAC brand language) */
  --accent: #ff6b35;
  --accent-dim: rgba(255, 107, 53, 0.15);
  --accent-glow: rgba(255, 107, 53, 0.06);
  /* Blue = trust + tech */
  --accent2: #2d7fff;
  --accent2-dim: rgba(45, 127, 255, 0.12);
  --accent2-glow: rgba(45, 127, 255, 0.06);
  --red: #ff4757;
  --red-dim: rgba(255, 71, 87, 0.15);
  --green: #00e676;
  --border: rgba(255, 255, 255, 0.07);
  --border-accent: rgba(255, 107, 53, 0.25);
  --radius: 14px;
  --radius-sm: 8px;
  --font-display: 'Syne', sans-serif;
  --font-body: 'General Sans', sans-serif;
}

/* ─── RESET ─── */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* ─── NAV ─── */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  padding: 18px 0;
  background: rgba(9, 9, 16, 0.85);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
}
.nav-inner {
  max-width: 1200px; margin: 0 auto; padding: 0 32px;
  display: flex; align-items: center; justify-content: space-between;
}
.nav-left { display: flex; align-items: center; gap: 32px; }
.logo { display: flex; align-items: center; gap: 10px; text-decoration: none; }
.logo-icon { font-size: 22px; }
.logo-text {
  font-family: var(--font-display); font-weight: 700; font-size: 20px;
  letter-spacing: -0.5px; color: var(--fg);
}

.nav-dropdown { position: relative; }
.nav-dropdown-btn {
  display: inline-flex; align-items: center; gap: 6px;
  font-family: var(--font-display); font-size: 14px; font-weight: 500;
  color: var(--fg-muted); text-decoration: none;
  padding: 8px 12px; border-radius: var(--radius-sm);
  background: none; border: none; cursor: pointer; transition: all 0.2s;
}
.nav-dropdown-btn:hover { color: var(--fg); background: var(--bg-elevated); }
.nav-dropdown-btn svg { width: 12px; height: 12px; opacity: 0.6; }
.nav-dropdown-menu {
  display: none; position: absolute; top: calc(100% + 8px); left: 0;
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 8px; min-width: 200px;
  box-shadow: 0 16px 48px rgba(0,0,0,0.5); z-index: 200;
}
.nav-dropdown-menu.open { display: block; }
.nav-dropdown-item {
  display: block; padding: 10px 14px;
  font-family: var(--font-display); font-size: 13px; font-weight: 500;
  color: var(--fg-muted); text-decoration: none;
  border-radius: var(--radius-sm); transition: all 0.15s;
}
.nav-dropdown-item:hover { background: var(--bg-elevated); color: var(--fg); }

.nav-right { display: flex; align-items: center; gap: 16px; }
.nav-link {
  font-family: var(--font-display); font-size: 14px; font-weight: 500;
  color: var(--fg-muted); text-decoration: none;
  padding: 8px 12px; border-radius: var(--radius-sm); transition: all 0.2s;
}
.nav-link:hover { color: var(--fg); background: var(--bg-elevated); }
.nav-cta {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 9px 20px;
  background: var(--accent); color: #fff;
  border-radius: var(--radius-sm);
  font-family: var(--font-display); font-size: 13px; font-weight: 700;
  text-decoration: none; transition: all 0.2s;
}
.nav-cta:hover { background: #ff5722; box-shadow: 0 4px 20px rgba(255,107,53,0.3); }

/* ─── HERO ─── */
.hero {
  position: relative; min-height: 100vh;
  display: flex; align-items: center; justify-content: center;
  padding: 120px 32px 80px; overflow: hidden; text-align: center;
}
.hero-content { max-width: 920px; position: relative; z-index: 2; }

.hero-badge {
  display: inline-block; padding: 8px 20px;
  border-radius: 100px;
  background: var(--accent-dim);
  color: var(--accent);
  font-family: var(--font-display); font-size: 12px; font-weight: 600;
  letter-spacing: 1.5px; text-transform: uppercase;
  margin-bottom: 28px;
  border: 1px solid var(--border-accent);
}

.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(38px, 6vw, 68px);
  font-weight: 800;
  line-height: 1.04;
  letter-spacing: -2.5px;
  margin-bottom: 28px;
  color: var(--fg);
}
.hero h1 .accent { color: var(--accent); }
.hero h1 .accent2 { color: var(--accent2); }

.hero-sub {
  font-size: 18px; line-height: 1.75;
  color: var(--fg-muted);
  max-width: 680px; margin: 0 auto 48px;
}
.hero-sub strong { color: var(--fg); }

.hero-cta-group {
  display: flex; gap: 16px; justify-content: center; align-items: center;
  flex-wrap: wrap; margin-bottom: 56px;
}
.hero-cta-primary {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 18px 44px;
  background: var(--accent); color: #fff;
  border-radius: var(--radius);
  font-family: var(--font-display); font-size: 16px; font-weight: 700;
  text-decoration: none; transition: all 0.25s ease;
}
.hero-cta-primary:hover {
  background: #ff5722;
  box-shadow: 0 0 50px rgba(255,107,53,0.35);
  transform: translateY(-2px);
}
.hero-cta-secondary {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 18px 36px;
  background: transparent; color: var(--fg-muted);
  border-radius: var(--radius);
  font-family: var(--font-display); font-size: 15px; font-weight: 600;
  text-decoration: none; border: 1px solid var(--border);
  transition: all 0.25s ease;
}
.hero-cta-secondary:hover { border-color: var(--accent2); color: var(--fg); }

/* Hero visual */
.hero-visual {
  max-width: 820px; margin: 0 auto 0;
  border-radius: var(--radius-lg, 20px);
  overflow: hidden;
  border: 1px solid var(--border);
  box-shadow: 0 24px 80px rgba(0,0,0,0.6);
}
.hero-visual img {
  width: 100%; display: block;
  object-fit: cover; max-height: 460px;
}

.hero-glow {
  position: absolute; top: 10%; left: 50%; transform: translateX(-50%);
  width: 700px; height: 700px;
  background: radial-gradient(circle, var(--accent-glow) 0%, transparent 60%);
  pointer-events: none; z-index: 1;
}
.hero-glow2 {
  position: absolute; bottom: 0; right: 5%; top: 40%;
  width: 400px; height: 400px;
  background: radial-gradient(circle, var(--accent2-glow) 0%, transparent 60%);
  pointer-events: none; z-index: 1;
}

.text-red { color: var(--red); }
.text-accent { color: var(--accent); }
.text-accent2 { color: var(--accent2); }

/* ─── STAT BAR ─── */
.stat-bar {
  display: flex; align-items: center; justify-content: center;
  gap: 0; padding: 36px 48px;
  background: var(--bg-card);
  border-radius: var(--radius);
  border: 1px solid var(--border);
  max-width: 960px; margin: 0 auto 0;
}
.stat-item { display: flex; flex-direction: column; align-items: center; gap: 6px; padding: 0 40px; }
.stat-number { font-family: var(--font-display); font-size: 40px; font-weight: 800; color: var(--accent); }
.stat-label { font-size: 13px; color: var(--fg-muted); text-align: center; line-height: 1.4; max-width: 140px; }
.stat-divider { width: 1px; height: 56px; background: var(--border); flex-shrink: 0; }

/* ─── SECTIONS ─── */
.section-inner { max-width: 1200px; margin: 0 auto; padding: 0 32px; }
.section-tag {
  display: inline-block;
  font-family: var(--font-display); font-size: 12px; font-weight: 600;
  letter-spacing: 2px; text-transform: uppercase;
  color: var(--accent); margin-bottom: 16px;
}
section h2 {
  font-family: var(--font-display);
  font-size: clamp(28px, 4vw, 46px);
  font-weight: 700; line-height: 1.12; letter-spacing: -1.5px;
  margin-bottom: 20px;
}
section p { font-size: 17px; color: var(--fg-muted); line-height: 1.7; max-width: 640px; }

/* ─── PAIN SECTION ─── */
.pain { padding: 120px 0; background: var(--bg); }
.pain-header { margin-bottom: 56px; }
.pain-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; margin-bottom: 48px; }
.pain-card {
  padding: 36px;
  background: var(--bg-card);
  border-radius: var(--radius);
  border: 1px solid var(--border);
  transition: border-color 0.3s, transform 0.3s;
}
.pain-card:hover { border-color: var(--red); transform: translateY(-3px); }
.pain-icon { font-size: 30px; margin-bottom: 16px; }
.pain-card h3 { font-family: var(--font-display); font-size: 19px; font-weight: 600; margin-bottom: 10px; }
.pain-card p { font-size: 15px; color: var(--fg-muted); line-height: 1.65; max-width: 100%; }
.pain-quote {
  padding: 32px 36px;
  background: var(--red-dim);
  border: 1px solid rgba(255,71,87,0.2);
  border-radius: var(--radius);
  font-family: var(--font-display); font-size: 20px; font-weight: 600;
  color: #ff7788; line-height: 1.5;
  max-width: 100%;
}

/* ─── HOW IT WORKS ─── */
.how { padding: 120px 0; background: var(--bg-elevated); }
.how-header { text-align: center; margin-bottom: 72px; }
.how-header p { max-width: 540px; margin: 0 auto; }
.steps-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px; }
.step-card {
  padding: 40px 32px;
  background: var(--bg-card);
  border-radius: var(--radius);
  border: 1px solid var(--border);
  position: relative;
  transition: border-color 0.3s, transform 0.3s;
}
.step-card:hover { border-color: var(--accent); transform: translateY(-4px); }
.step-num {
  display: inline-flex; align-items: center; justify-content: center;
  width: 48px; height: 48px;
  border-radius: 50%;
  background: var(--accent-dim);
  color: var(--accent);
  font-family: var(--font-display); font-size: 18px; font-weight: 800;
  margin-bottom: 24px;
}
.step-card h3 { font-family: var(--font-display); font-size: 20px; font-weight: 700; margin-bottom: 12px; }
.step-card p { font-size: 15px; color: var(--fg-muted); line-height: 1.65; max-width: 100%; }
.step-connector {
  position: absolute; top: 50%; right: -16px;
  width: 32px; height: 2px;
  background: var(--accent-dim);
}

/* ─── FEATURES ─── */
.features { padding: 120px 0; background: var(--bg); }
.features-header { margin-bottom: 64px; }
.features-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.feature-card {
  padding: 32px;
  background: var(--bg-card);
  border-radius: var(--radius);
  border: 1px solid var(--border);
  transition: all 0.25s;
}
.feature-card:hover { border-color: var(--accent2); transform: translateY(-3px); }
.feature-icon {
  width: 52px; height: 52px;
  border-radius: var(--radius-sm);
  background: var(--accent2-dim);
  display: flex; align-items: center; justify-content: center;
  font-size: 24px; margin-bottom: 20px;
}
.feature-card h3 { font-family: var(--font-display); font-size: 17px; font-weight: 700; margin-bottom: 10px; }
.feature-card p { font-size: 14px; color: var(--fg-muted); line-height: 1.6; max-width: 100%; }

/* ─── ROI ─── */
.roi { padding: 120px 0; background: var(--bg-elevated); }
.roi-inner { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: center; }
.roi-left {}
.roi-left p { margin-bottom: 32px; }
.roi-metrics { display: flex; flex-direction: column; gap: 20px; }
.roi-metric {
  padding: 24px 28px;
  background: var(--bg-card);
  border-radius: var(--radius);
  border: 1px solid var(--border);
  display: flex; align-items: center; gap: 20px;
}
.roi-metric-num {
  font-family: var(--font-display); font-size: 36px; font-weight: 800;
  color: var(--accent); min-width: 120px;
}
.roi-metric-label { font-size: 15px; color: var(--fg-muted); line-height: 1.4; }
.roi-right {
  position: relative;
  padding: 48px;
  background: var(--accent-dim);
  border: 1px solid var(--border-accent);
  border-radius: var(--radius);
  text-align: center;
}
.roi-highlight-tag {
  display: inline-block; padding: 6px 16px;
  background: var(--accent); color: #fff;
  border-radius: 100px;
  font-family: var(--font-display); font-size: 12px; font-weight: 700;
  letter-spacing: 1px; text-transform: uppercase; margin-bottom: 24px;
}
.roi-big-num {
  font-family: var(--font-display); font-size: 88px; font-weight: 800;
  color: var(--accent); line-height: 1;
  margin-bottom: 8px;
}
.roi-big-label {
  font-family: var(--font-display); font-size: 18px; font-weight: 600;
  color: var(--fg); margin-bottom: 20px;
}
.roi-sub { font-size: 14px; color: var(--fg-muted); line-height: 1.6; }

/* ─── SOCIAL PROOF / TESTIMONIAL ─── */
.testimonial { padding: 100px 0; background: var(--bg); }
.testimonial-inner {
  max-width: 800px; margin: 0 auto; text-align: center;
  padding: 56px 48px;
  background: var(--bg-card);
  border-radius: var(--radius);
  border: 1px solid var(--border);
}
.testimonial-quote {
  font-family: var(--font-display); font-size: 26px; font-weight: 600;
  line-height: 1.5; margin-bottom: 32px;
  color: var(--fg);
}
.testimonial-author { display: flex; align-items: center; justify-content: center; gap: 16px; }
.testimonial-avatar {
  width: 52px; height: 52px; border-radius: 50%;
  background: var(--accent-dim); display: flex; align-items: center; justify-content: center;
  font-family: var(--font-display); font-size: 20px; font-weight: 700; color: var(--accent);
}
.testimonial-info { text-align: left; }
.testimonial-name { font-family: var(--font-display); font-size: 16px; font-weight: 600; }
.testimonial-role { font-size: 14px; color: var(--fg-muted); }

/* ─── PRICING ─── */
.pricing { padding: 120px 0; background: var(--bg-elevated); }
.pricing-header { text-align: center; margin-bottom: 64px; }
.pricing-header p { max-width: 520px; margin: 0 auto; }
.pricing-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; max-width: 1000px; margin: 0 auto; }
.plan-card {
  padding: 40px 32px;
  background: var(--bg-card);
  border-radius: var(--radius);
  border: 1px solid var(--border);
  position: relative;
  transition: all 0.25s;
}
.plan-card:hover { transform: translateY(-4px); }
.plan-card.popular {
  border-color: var(--accent);
  box-shadow: 0 0 40px rgba(255,107,53,0.15);
}
.plan-popular-badge {
  position: absolute; top: -14px; left: 50%; transform: translateX(-50%);
  padding: 6px 20px;
  background: var(--accent); color: #fff;
  border-radius: 100px;
  font-family: var(--font-display); font-size: 12px; font-weight: 700;
  letter-spacing: 1px; text-transform: uppercase; white-space: nowrap;
}
.plan-name {
  font-family: var(--font-display); font-size: 22px; font-weight: 700;
  margin-bottom: 8px;
}
.plan-price { display: flex; align-items: baseline; gap: 4px; margin-bottom: 8px; }
.plan-price-num { font-family: var(--font-display); font-size: 52px; font-weight: 800; color: var(--fg); }
.plan-price-period { font-size: 16px; color: var(--fg-muted); }
.plan-desc { font-size: 14px; color: var(--fg-muted); margin-bottom: 28px; line-height: 1.5; }
.plan-features { list-style: none; display: flex; flex-direction: column; gap: 12px; margin-bottom: 32px; }
.plan-features li {
  font-size: 14px; color: var(--fg-muted);
  display: flex; align-items: flex-start; gap: 10px;
}
.plan-features li::before {
  content: '✓'; color: var(--accent); font-weight: 700;
  flex-shrink: 0; margin-top: 1px;
}
.plan-cta {
  display: block; width: 100%; text-align: center;
  padding: 14px 24px;
  background: transparent; color: var(--fg-muted);
  border-radius: var(--radius-sm);
  font-family: var(--font-display); font-size: 14px; font-weight: 600;
  text-decoration: none; border: 1px solid var(--border);
  transition: all 0.2s;
}
.plan-cta:hover { border-color: var(--fg-muted); color: var(--fg); }
.plan-card.popular .plan-cta {
  background: var(--accent); color: #fff; border-color: var(--accent);
}
.plan-card.popular .plan-cta:hover { background: #ff5722; }

/* BRINGTHERAIN promo */
.promo-strip {
  max-width: 1000px; margin: 48px auto 0;
  padding: 24px 36px;
  background: var(--green);
  border-radius: var(--radius);
  display: flex; align-items: center; justify-content: space-between;
  flex-wrap: wrap; gap: 16px;
}
.promo-text { font-family: var(--font-display); font-size: 16px; font-weight: 700; color: #000; }
.promo-code { font-family: var(--font-display); font-size: 16px; font-weight: 800; color: #000; text-decoration: underline; }
.promo-cta {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 10px 24px;
  background: #000; color: #fff;
  border-radius: var(--radius-sm);
  font-family: var(--font-display); font-size: 13px; font-weight: 700;
  text-decoration: none; transition: all 0.2s;
}
.promo-cta:hover { background: #111; }

/* ─── FINAL CTA ─── */
.cta-section {
  padding: 120px 0;
  background: var(--bg);
  text-align: center;
}
.cta-section h2 {
  font-family: var(--font-display);
  font-size: clamp(32px, 5vw, 52px);
  font-weight: 800; line-height: 1.1; letter-spacing: -2px;
  margin-bottom: 20px;
}
.cta-section p { font-size: 18px; color: var(--fg-muted); margin-bottom: 48px; max-width: 540px; margin-left: auto; margin-right: auto; }
.cta-buttons { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; margin-bottom: 40px; }
.cta-primary {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 18px 48px;
  background: var(--accent); color: #fff;
  border-radius: var(--radius);
  font-family: var(--font-display); font-size: 16px; font-weight: 700;
  text-decoration: none; transition: all 0.25s ease;
}
.cta-primary:hover { background: #ff5722; box-shadow: 0 0 50px rgba(255,107,53,0.35); transform: translateY(-2px); }
.cta-secondary {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 18px 36px;
  background: transparent; color: var(--fg-muted);
  border-radius: var(--radius);
  font-family: var(--font-display); font-size: 15px; font-weight: 600;
  text-decoration: none; border: 1px solid var(--border);
  transition: all 0.25s ease;
}
.cta-secondary:hover { border-color: var(--fg-muted); color: var(--fg); }
.cta-trust { font-size: 14px; color: var(--fg-dim); }

/* ─── FOOTER ─── */
.footer {
  padding: 48px 0;
  border-top: 1px solid var(--border);
  background: var(--bg);
}
.footer-inner {
  max-width: 1200px; margin: 0 auto; padding: 0 32px;
  display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 16px;
}
.footer-logo { font-family: var(--font-display); font-size: 16px; font-weight: 700; color: var(--fg-muted); }
.footer-links { display: flex; gap: 24px; }
.footer-links a { font-size: 13px; color: var(--fg-dim); text-decoration: none; transition: color 0.2s; }
.footer-links a:hover { color: var(--fg-muted); }
.footer-copy { font-size: 13px; color: var(--fg-dim); }

/* ─── RESPONSIVE ─── */
@media (max-width: 900px) {
  .pain-grid { grid-template-columns: 1fr; }
  .steps-grid { grid-template-columns: 1fr; gap: 16px; }
  .features-grid { grid-template-columns: 1fr 1fr; }
  .pricing-grid { grid-template-columns: 1fr; max-width: 440px; }
  .roi-inner { grid-template-columns: 1fr; gap: 48px; }
  .stat-bar { flex-wrap: wrap; gap: 24px; padding: 28px 24px; }
  .stat-divider { display: none; }
  .stat-item { padding: 0 24px; }
}
@media (max-width: 600px) {
  .hero { padding: 100px 20px 60px; }
  .hero h1 { letter-spacing: -1px; }
  .features-grid { grid-template-columns: 1fr; }
  .hero-cta-group { flex-direction: column; align-items: center; }
  .hero-cta-primary, .hero-cta-secondary { width: 100%; justify-content: center; }
  .nav-inner { padding: 0 20px; }
  .section-inner { padding: 0 20px; }
  .nav-left .nav-link, .nav-right .nav-link { display: none; }
  .cta-buttons { flex-direction: column; align-items: center; }
  .cta-primary, .cta-secondary { width: 100%; justify-content: center; }
  .promo-strip { flex-direction: column; text-align: center; }
}