/* ClearTap Sampling — cinematic dark theme (Marlin-inspired, water-sampling brand) */
:root {
  --bg: #070b12;
  --bg-elev: #0c1220;
  --card: rgba(255, 255, 255, 0.045);
  --card-solid: #121a2a;
  --ink: #f2f6fb;
  --muted: #9aabbc;
  --line: rgba(255, 255, 255, 0.1);
  --accent: #2dd4bf; /* teal — stick to this */
  --accent-soft: rgba(45, 212, 191, 0.14);
  --accent-glow: rgba(45, 212, 191, 0.35);
  --accent-ink: #042f2e;
  --white: #ffffff;
  --radius: 1rem;
  --wrap: min(1120px, 92vw);
  --nav-h: 4.25rem;
  --font: "Segoe UI", system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font);
  color: var(--ink);
  background: var(--bg);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

body.home { overflow-x: hidden; }

a { color: var(--accent); }
a:hover { color: #5eead4; }

img, video { max-width: 100%; height: auto; display: block; }

.wrap { width: var(--wrap); margin: 0 auto; }
.wrap-narrow { width: min(720px, 92vw); margin: 0 auto; }

/* Focus / a11y */
:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}
.skip {
  position: absolute; left: -9999px; top: auto; width: 1px; height: 1px; overflow: hidden;
}
.skip:focus {
  position: fixed; left: 1rem; top: 1rem; z-index: 100;
  width: auto; height: auto; padding: 0.6rem 1rem;
  background: var(--white); color: var(--accent-ink);
  border-radius: 0.4rem; font-weight: 600;
}

/* Sticky frosted nav */
header.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(7, 11, 18, 0.55);
  backdrop-filter: blur(14px) saturate(1.2);
  -webkit-backdrop-filter: blur(14px) saturate(1.2);
  border-bottom: 1px solid var(--line);
}
header.site-header.is-solid {
  background: rgba(7, 11, 18, 0.92);
}
.nav {
  display: flex; align-items: center; justify-content: space-between;
  min-height: var(--nav-h); gap: 1rem; padding: 0.35rem 0;
}
.logo {
  font-weight: 700; letter-spacing: -0.02em; text-decoration: none;
  color: var(--ink); font-size: 1.05rem; white-space: nowrap;
}
.logo span { color: var(--accent); }
.nav nav {
  display: flex; align-items: center; gap: 0.35rem 1.1rem; flex-wrap: wrap;
}
.nav nav a {
  color: var(--muted); text-decoration: none; font-size: 0.92rem; font-weight: 500;
}
.nav nav a:hover { color: var(--ink); }
.nav nav a.btn { color: var(--accent-ink) !important; }

/* Buttons */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  gap: 0.4rem;
  background: var(--white); color: var(--accent-ink) !important;
  padding: 0.8rem 1.25rem; border-radius: 999px; font-weight: 650;
  text-decoration: none; border: 1px solid transparent; cursor: pointer;
  font-size: 0.95rem; letter-spacing: -0.01em;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
}
.btn:hover {
  background: #e8fffb; color: var(--accent-ink) !important;
  box-shadow: 0 0 0 1px var(--accent-glow), 0 8px 28px rgba(0,0,0,0.35);
  transform: translateY(-1px);
}
.btn.pill { border-radius: 999px; }
.btn.secondary {
  background: transparent; color: var(--ink) !important;
  border: 1px solid rgba(255,255,255,0.28);
}
.btn.secondary:hover {
  border-color: var(--accent); color: var(--accent) !important;
  background: var(--accent-soft); box-shadow: none;
}
.btn.accent {
  background: var(--accent); color: var(--accent-ink) !important;
}
.btn-row { display: flex; flex-wrap: wrap; gap: 0.75rem; align-items: center; }

/* Hero cinematic */
.hero-cinema {
  position: relative;
  min-height: min(100vh, 920px);
  display: flex; align-items: flex-end;
  padding: 6rem 0 4.5rem;
  overflow: hidden;
}
.hero-media {
  position: absolute; inset: 0; z-index: 0;
  background: #05080f center/cover no-repeat;
}
.hero-media video,
.hero-media .hero-poster {
  width: 100%; height: 100%; object-fit: cover;
  position: absolute; inset: 0;
}
.hero-media .hero-poster { display: none; }
.hero-scrim {
  position: absolute; inset: 0; z-index: 1;
  background:
    linear-gradient(180deg, rgba(7,11,18,0.55) 0%, rgba(7,11,18,0.35) 35%, rgba(7,11,18,0.88) 78%, var(--bg) 100%),
    linear-gradient(90deg, rgba(7,11,18,0.75) 0%, rgba(7,11,18,0.25) 55%, rgba(7,11,18,0.5) 100%);
  pointer-events: none;
}
.hero-cinema .wrap { position: relative; z-index: 2; }
.hero-cinema .kicker {
  color: var(--accent); font-weight: 600; font-size: 0.9rem;
  margin: 0 0 1rem; letter-spacing: 0.04em; text-transform: uppercase;
}
.hero-cinema h1 {
  font-size: clamp(2.1rem, 5.2vw, 3.55rem);
  line-height: 1.08; margin: 0 0 1rem;
  letter-spacing: -0.035em; max-width: 16ch;
  font-weight: 750;
}
.hero-cinema .lead {
  font-size: clamp(1.05rem, 1.6vw, 1.2rem);
  color: rgba(242,246,251,0.82); max-width: 36rem;
  margin: 0 0 1.75rem;
}
.hero-stats {
  display: grid; grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.75rem; margin-top: 2.75rem; max-width: 52rem;
}
@media (max-width: 800px) {
  .hero-stats { grid-template-columns: repeat(2, 1fr); }
}

/* Glass */
.glass {
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 10px 40px rgba(0,0,0,0.25);
}
.glass-stat {
  padding: 1rem 1.1rem;
}
.glass-stat strong {
  display: block; font-size: 0.95rem; color: var(--ink);
  letter-spacing: -0.02em; margin-bottom: 0.2rem;
}
.glass-stat span { font-size: 0.82rem; color: var(--muted); }

/* Sections */
.section {
  padding: clamp(3.5rem, 7vw, 5.5rem) 0;
  position: relative;
}
.section + .section { border-top: 1px solid transparent; }
.section-label {
  color: var(--accent); font-weight: 650; font-size: 0.85rem;
  letter-spacing: 0.08em; text-transform: uppercase; margin: 0 0 0.85rem;
}
.section h2 {
  margin: 0 0 1.25rem;
  font-size: clamp(1.7rem, 3.2vw, 2.45rem);
  letter-spacing: -0.03em; line-height: 1.15; font-weight: 750;
}
.section .lede {
  color: var(--muted); max-width: 40rem; margin: -0.5rem 0 1.75rem;
  font-size: 1.05rem;
}

.grid { display: grid; gap: 1rem; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); }
.grid-2 { display: grid; gap: 1rem; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); }

.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.35rem 1.4rem;
}
.card.glass { background: rgba(255,255,255,0.045); }
.card h3 {
  margin: 0 0 0.45rem; font-size: 1.1rem; letter-spacing: -0.02em;
}
.card p { margin: 0; color: var(--muted); }
.card p + p { margin-top: 0.75rem; }
.card .tag {
  display: inline-block; font-size: 0.75rem; font-weight: 650;
  color: var(--accent); background: var(--accent-soft);
  border: 1px solid rgba(45,212,191,0.25);
  border-radius: 999px; padding: 0.2rem 0.65rem; margin-bottom: 0.75rem;
}

/* Steps */
.steps { counter-reset: step; list-style: none; padding: 0; margin: 0; }
.steps li {
  position: relative; padding: 1.15rem 0 1.15rem 3.2rem;
  border-bottom: 1px solid var(--line); color: var(--muted);
  font-size: 1.05rem;
}
.steps li:last-child { border-bottom: none; }
.steps li::before {
  counter-increment: step; content: counter(step, decimal-leading-zero);
  position: absolute; left: 0; top: 1.05rem;
  width: 2.4rem; height: 2.4rem; border-radius: 999px;
  background: var(--accent-soft); color: var(--accent);
  border: 1px solid rgba(45,212,191,0.3);
  display: grid; place-items: center; font-weight: 700; font-size: 0.8rem;
}

/* Cities */
.city-grid {
  display: grid; gap: 0.75rem;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
}
.city-link {
  display: block; text-decoration: none; color: var(--ink);
  padding: 1.1rem 1.2rem; border-radius: var(--radius);
  background: rgba(255,255,255,0.04); border: 1px solid var(--line);
  font-weight: 650; letter-spacing: -0.02em;
  transition: border-color 0.15s, background 0.15s, transform 0.15s;
}
.city-link:hover {
  border-color: rgba(45,212,191,0.45); background: var(--accent-soft);
  color: var(--ink); transform: translateY(-2px);
}
.city-link small {
  display: block; font-weight: 500; color: var(--muted);
  margin-top: 0.25rem; font-size: 0.8rem;
}

/* Compare */
.compare-grid {
  display: grid; gap: 0.85rem;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  margin: 1rem 0;
}
.compare-grid .card h3 { margin: 0 0 0.4rem; font-size: 1.05rem; }
.compare-grid .card p { margin: 0; color: var(--muted); font-size: 0.95rem; }
.compare-grid .card.is-pick {
  border-color: rgba(45,212,191,0.45);
  background: linear-gradient(160deg, rgba(45,212,191,0.12), rgba(255,255,255,0.03));
  box-shadow: 0 0 0 1px rgba(45,212,191,0.15), 0 12px 40px rgba(0,0,0,0.3);
}
.compare-pick {
  margin: 1rem 0 0.75rem;
  padding: 0.95rem 1.15rem;
  background: var(--accent-soft);
  border: 1px solid rgba(45,212,191,0.28);
  border-radius: 0.75rem;
  color: var(--ink);
}
.compare-pick strong { color: var(--accent); }

/* Glance */
.glance {
  margin: 0; padding: 1.35rem 1.45rem;
}
.glance h2 {
  margin: 0 0 0.75rem; font-size: 1.15rem; letter-spacing: -0.02em;
}
.glance ul {
  margin: 0; padding-left: 1.15rem; color: var(--muted);
}
.glance li { margin-bottom: 0.45rem; }
.glance strong { color: var(--ink); }
.page-hero .glance, .hero .glance { max-width: 42rem; }

/* FAQ */
.faq details {
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--line);
  border-radius: 0.85rem;
  padding: 0.95rem 1.15rem;
  margin-bottom: 0.65rem;
}
.faq summary {
  cursor: pointer; font-weight: 650; letter-spacing: -0.01em;
  list-style: none;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: "+"; float: right; color: var(--accent); font-weight: 700;
}
.faq details[open] summary::after { content: "–"; }
.faq details p { margin: 0.65rem 0 0; color: var(--muted); }

/* CTA band */
.cta-band {
  background: linear-gradient(135deg, rgba(45,212,191,0.18), rgba(255,255,255,0.04));
  border: 1px solid rgba(45,212,191,0.3);
  color: var(--ink);
  border-radius: 1.25rem;
  padding: 1.85rem 1.75rem;
  display: flex; flex-wrap: wrap; gap: 1.25rem;
  align-items: center; justify-content: space-between;
}
.cta-band p { margin: 0.35rem 0 0; max-width: 36rem; color: var(--muted); }
.cta-band strong { font-size: 1.25rem; letter-spacing: -0.02em; }

/* Footer */
footer {
  margin-top: 0; padding: 2.5rem 0 3rem;
  border-top: 1px solid var(--line);
  color: var(--muted); font-size: 0.85rem;
  background: #05080f;
}
.footer-links {
  display: flex; flex-wrap: wrap; align-items: center;
  gap: 0.35rem 0.5rem; margin: 0.85rem 0; line-height: 1.45;
}
.footer-links a { text-decoration: none; color: var(--muted); }
.footer-links a:hover { color: var(--accent); text-decoration: underline; }
.footer-guides { font-size: 0.8rem; opacity: 0.95; }

/* Section rail (homepage progress dots) */
.section-rail {
  position: fixed; right: 1.25rem; top: 50%; transform: translateY(-50%);
  z-index: 40; display: none; flex-direction: column; gap: 0.55rem;
}
@media (min-width: 1100px) {
  body.home .section-rail { display: flex; }
}
.section-rail a {
  width: 0.55rem; height: 0.55rem; border-radius: 999px;
  background: rgba(255,255,255,0.25); border: none;
  text-indent: -9999px; overflow: hidden;
  transition: transform 0.15s, background 0.15s, box-shadow 0.15s;
}
.section-rail a:hover,
.section-rail a[aria-current="true"] {
  background: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
  transform: scale(1.25);
}

/* Inner pages */
.page-hero { padding: 2.75rem 0 0.75rem; }
.page-hero h1 {
  font-size: clamp(1.7rem, 3.5vw, 2.4rem);
  line-height: 1.15; margin: 0 0 0.75rem; letter-spacing: -0.03em;
}
.page-hero .lead {
  font-size: 1.05rem; color: var(--muted); max-width: 40rem; margin: 0 0 1.25rem;
}
.crumbs { font-size: 0.85rem; color: var(--muted); margin: 0 0 1.25rem; }
.crumbs a { color: var(--muted); text-decoration: none; }
.crumbs a:hover { color: var(--accent); }
.kicker { color: var(--accent); font-weight: 600; font-size: 0.9rem; margin: 0 0 0.75rem; }

/* Prose on dark */
.prose { max-width: 42rem; }
.prose p { color: var(--muted); margin: 0 0 1rem; }
.prose h2 {
  margin: 2.25rem 0 0.75rem; font-size: 1.4rem;
  letter-spacing: -0.02em; color: var(--ink);
}
.prose h3 {
  margin: 1.5rem 0 0.5rem; font-size: 1.1rem; color: var(--ink);
}
.prose ul, .prose ol { color: var(--muted); margin: 0 0 1rem; padding-left: 1.25rem; }
.prose li { margin-bottom: 0.4rem; }
.prose strong { color: var(--ink); }
.prose a { color: var(--accent); }
.related {
  margin-top: 2rem; padding-top: 1.5rem; border-top: 1px solid var(--line);
}
.related ul { list-style: none; padding: 0; margin: 0.5rem 0 0; }
.related li { margin-bottom: 0.35rem; }
.prose .compare-grid .card p { margin: 0; }
.compare > h2 { margin-top: 0; }
.compare { margin: 1.5rem 0 0; }

/* Forms (quote) */
form.card label { color: var(--ink); font-weight: 550; font-size: 0.92rem; }
form.card input,
form.card select,
form.card textarea {
  width: 100%; padding: 0.65rem 0.75rem; margin-top: 0.35rem;
  border-radius: 0.55rem; border: 1px solid var(--line);
  background: rgba(0,0,0,0.35); color: var(--ink);
  font: inherit;
}
form.card input:focus,
form.card select:focus,
form.card textarea:focus {
  border-color: var(--accent); outline: none;
  box-shadow: 0 0 0 3px var(--accent-soft);
}

/* Legacy .hero (inner/compat) */
.hero { padding: 3rem 0 2rem; }
.hero h1 {
  font-size: clamp(1.8rem, 4vw, 2.6rem); line-height: 1.15;
  margin: 0 0 0.75rem; letter-spacing: -0.03em;
}
.hero p.lead { font-size: 1.1rem; color: var(--muted); max-width: 38rem; margin: 0 0 1.5rem; }
.badge {
  display: inline-block; font-size: 0.8rem; font-weight: 600;
  color: var(--accent); background: var(--accent-soft);
  border: 1px solid rgba(45,212,191,0.3);
  border-radius: 999px; padding: 0.25rem 0.7rem; margin-bottom: 1rem;
}
.area { color: var(--muted); }
section { padding: 2rem 0; }
section h2 { margin: 0 0 1rem; letter-spacing: -0.02em; }
main > .section { padding: clamp(3.5rem, 7vw, 5.5rem) 0; }
main > .section + .section { /* breathing room without hard drop-off */ }

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .btn, .city-link, .section-rail a { transition: none; }
  .hero-media video { display: none !important; }
  .hero-media .hero-poster { display: block !important; }
  .btn:hover, .city-link:hover { transform: none; }
}

/* Mobile nav */
@media (max-width: 720px) {
  .nav { flex-wrap: wrap; }
  .nav nav { gap: 0.5rem 0.85rem; }
  .nav nav a:not(.btn) { font-size: 0.85rem; }
  .hero-cinema { min-height: 85vh; padding: 5rem 0 3rem; align-items: center; }
  .hero-cinema h1 { max-width: none; }
}