/* Desert Blue Pool Co. — demo template */
:root {
  --accent: #0B7A8C;
  --accent-dark: #065A68;
  --accent-soft: #D6F0F4;
  --ink: #0F1C24;
  --muted: #5A6B75;
  --sand: #F4F1EA;
  --white: #ffffff;
  --line: rgba(15, 28, 36, 0.1);
  --shadow: 0 12px 40px rgba(15, 28, 36, 0.1);
  --radius: 16px;
  --font: "Segoe UI", system-ui, -apple-system, BlinkMacSystemFont, "Helvetica Neue", Arial, sans-serif;
  --max: 1120px;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font);
  color: var(--ink);
  background: var(--white);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  padding-bottom: 72px; /* mobile bar */
}
img { max-width: 100%; display: block; height: auto; }
a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--accent-dark); }
h1, h2, h3 { line-height: 1.15; letter-spacing: -0.02em; margin: 0 0 0.5em; }
h1 { font-size: clamp(2.1rem, 5vw, 3.4rem); font-weight: 750; }
h2 { font-size: clamp(1.7rem, 3.5vw, 2.4rem); font-weight: 700; }
h3 { font-size: 1.15rem; font-weight: 700; }
p { margin: 0 0 1em; color: var(--muted); }
ul { margin: 0; padding: 0; list-style: none; }

.container { width: min(100% - 2rem, var(--max)); margin-inline: auto; }
.section { padding: 4.5rem 0; }
.section-alt { background: var(--sand); }
.section-head { max-width: 640px; margin: 0 auto 2.5rem; text-align: center; }
.lead { font-size: 1.05rem; }
.eyebrow {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
  margin: 0 0 0.75rem;
}
.demo-note, .demo-tag, .price-note, .form-fine {
  font-size: 0.85rem;
  color: var(--muted);
}
.demo-tag {
  display: inline-block;
  margin-top: 0.4rem;
  padding: 0.15rem 0.5rem;
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--accent-dark);
  font-weight: 600;
  font-size: 0.75rem;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  border: 2px solid transparent;
  border-radius: 999px;
  padding: 0.7rem 1.25rem;
  font-weight: 700;
  font-size: 0.95rem;
  cursor: pointer;
  transition: background .15s, color .15s, border-color .15s, transform .15s;
  text-decoration: none;
  white-space: nowrap;
}
.btn:active { transform: translateY(1px); }
.btn-sm { padding: 0.45rem 0.9rem; font-size: 0.85rem; }
.btn-lg { padding: 0.9rem 1.5rem; font-size: 1rem; }
.btn-block { width: 100%; }
.btn-primary { background: var(--accent); color: #fff; }
.btn-primary:hover { background: var(--accent-dark); color: #fff; }
.btn-ghost {
  background: rgba(255,255,255,0.12);
  color: #fff;
  border-color: rgba(255,255,255,0.45);
  backdrop-filter: blur(6px);
}
.btn-ghost:hover { background: rgba(255,255,255,0.22); color: #fff; }
.btn-outline {
  background: transparent;
  color: var(--accent);
  border-color: var(--accent);
}
.btn-outline:hover { background: var(--accent); color: #fff; }

/* Nav */
.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid transparent;
  transition: border-color .2s, box-shadow .2s;
}
.nav-scrolled {
  border-bottom-color: var(--line);
  box-shadow: 0 4px 24px rgba(15,28,36,0.06);
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: 64px;
}
.logo {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  color: var(--ink);
  font-weight: 800;
  font-size: 1rem;
}
.logo:hover { color: var(--ink); }
.logo-mark { color: var(--accent); display: flex; }
.nav-links {
  display: none;
  align-items: center;
  gap: 1.25rem;
}
.nav-links a { color: var(--ink); font-weight: 600; font-size: 0.92rem; }
.nav-links a:hover { color: var(--accent); }
.nav-phone {
  display: none;
  align-items: center;
  gap: 0.35rem;
  color: var(--accent-dark);
  font-weight: 700;
  font-size: 0.92rem;
}
.nav-toggle {
  display: flex;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: 0;
  padding: 0.4rem;
  cursor: pointer;
}
.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--ink);
  border-radius: 2px;
  transition: transform .2s, opacity .2s;
}
.nav-open .nav-toggle span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-open .nav-toggle span:nth-child(2) { opacity: 0; }
.nav-open .nav-toggle span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
.nav-open .nav-links {
  display: flex;
  flex-direction: column;
  position: absolute;
  left: 0; right: 0; top: 64px;
  background: #fff;
  padding: 1rem 1.25rem 1.25rem;
  border-bottom: 1px solid var(--line);
  box-shadow: var(--shadow);
  align-items: stretch;
}
.nav-open .nav-links a { padding: 0.55rem 0; }

@media (min-width: 900px) {
  .nav-links { display: flex; }
  .nav-phone { display: inline-flex; }
  .nav-toggle { display: none; }
}

/* Hero */
.hero {
  position: relative;
  min-height: min(88vh, 720px);
  display: flex;
  align-items: flex-end;
  color: #fff;
  overflow: hidden;
}
.hero-bg {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(135deg, #064954 0%, #0B7A8C 45%, #1aa0b5 100%),
    url("assets/hero.jpg") center / cover no-repeat;
  background-blend-mode: soft-light;
  transform: scale(1.02);
}
.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(6,30,40,0.35) 0%, rgba(6,30,40,0.78) 70%, rgba(6,30,40,0.92) 100%);
}
.hero-content {
  position: relative;
  z-index: 1;
  padding: 5rem 0 3.5rem;
}
.hero .eyebrow { color: #9FE3EE; }
.hero h1 { color: #fff; margin-bottom: 0.75rem; }
.hero h1 em { font-style: normal; color: #9FE3EE; }
.hero-sub { color: rgba(255,255,255,0.88); font-size: 1.1rem; max-width: 36rem; }
.hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin: 1.5rem 0 1.75rem;
}
.hero-trust {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.25rem;
  color: rgba(255,255,255,0.82);
  font-size: 0.92rem;
  font-weight: 600;
}
.hero-trust li {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}
.hero-trust li::before {
  content: "";
  width: 8px; height: 8px;
  border-radius: 50%;
  background: #9FE3EE;
  box-shadow: 0 0 0 3px rgba(159,227,238,0.25);
}

/* Cards / services */
.cards { display: grid; gap: 1.25rem; }
.services-grid {
  grid-template-columns: 1fr;
}
@media (min-width: 640px) {
  .services-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 960px) {
  .services-grid { grid-template-columns: repeat(3, 1fr); }
  .services-grid .card:nth-child(4),
  .services-grid .card:nth-child(5) { grid-column: span 1; }
}
.card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.4rem 1.35rem;
  box-shadow: 0 4px 16px rgba(15,28,36,0.04);
  transition: transform .15s, box-shadow .15s;
}
.card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow);
}
.card-icon { margin-bottom: 0.75rem; color: var(--accent); }
.card h3 { margin-bottom: 0.4rem; }
.card p { margin: 0; font-size: 0.95rem; }

/* Areas */
.areas-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.85rem;
}
@media (min-width: 720px) {
  .areas-grid { grid-template-columns: repeat(3, 1fr); }
}
@media (min-width: 960px) {
  .areas-grid { grid-template-columns: repeat(6, 1fr); }
}
.areas-grid li {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 1.1rem 0.75rem;
  text-align: center;
  font-weight: 700;
  color: var(--ink);
  box-shadow: 0 2px 10px rgba(15,28,36,0.04);
}

/* Pricing */
.pricing-grid {
  display: grid;
  gap: 1.25rem;
  align-items: stretch;
}
@media (min-width: 860px) {
  .pricing-grid { grid-template-columns: repeat(3, 1fr); }
}
.price-card {
  position: relative;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: calc(var(--radius) + 4px);
  padding: 1.75rem 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}
.price-card.featured {
  border-color: var(--accent);
  box-shadow: 0 16px 40px rgba(11,122,140,0.18);
  transform: scale(1.02);
}
.badge {
  position: absolute;
  top: -0.7rem;
  left: 50%;
  transform: translateX(-50%);
  background: var(--accent);
  color: #fff;
  font-size: 0.75rem;
  font-weight: 700;
  padding: 0.3rem 0.75rem;
  border-radius: 999px;
}
.price { margin: 0.25rem 0 0.5rem; color: var(--ink); }
.price-label {
  display: block;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 0.15rem;
}
.price strong { font-size: 2.4rem; letter-spacing: -0.03em; }
.price-unit { font-size: 0.95rem; color: var(--muted); font-weight: 600; }
.price-card ul { flex: 1; margin: 0.5rem 0 1rem; }
.price-card li {
  padding: 0.45rem 0 0.45rem 1.4rem;
  position: relative;
  color: var(--muted);
  font-size: 0.95rem;
  border-bottom: 1px solid var(--line);
}
.price-card li:last-child { border-bottom: 0; }
.price-card li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--accent);
  font-weight: 800;
}
.price-card .btn { margin-top: auto; }
.price-note { margin: 0; text-align: center; }

/* Why us */
.why-grid {
  display: grid;
  gap: 2rem;
  align-items: center;
}
@media (min-width: 860px) {
  .why-grid { grid-template-columns: 1.1fr 0.9fr; gap: 3rem; }
}
.why-list { display: grid; gap: 1rem; margin-top: 1.5rem; }
.why-list li {
  background: #fff;
  border-radius: 12px;
  padding: 1rem 1.1rem;
  border: 1px solid var(--line);
}
.why-list strong { display: block; color: var(--ink); margin-bottom: 0.2rem; }
.why-list span { color: var(--muted); font-size: 0.95rem; }
.why-visual {
  border-radius: calc(var(--radius) + 4px);
  overflow: hidden;
  box-shadow: var(--shadow);
  aspect-ratio: 4 / 3;
}
.why-visual img { width: 100%; height: 100%; object-fit: cover; }

/* Testimonials */
.testimonial-grid {
  grid-template-columns: 1fr;
}
@media (min-width: 800px) {
  .testimonial-grid { grid-template-columns: repeat(3, 1fr); }
}
.testimonial p {
  color: var(--ink);
  font-size: 1rem;
  font-style: italic;
  margin-bottom: 1rem;
}
.testimonial footer { display: flex; flex-direction: column; gap: 0.25rem; }
.testimonial cite { font-style: normal; font-weight: 700; color: var(--ink); }

/* FAQ */
.faq-wrap { max-width: 760px; }
.faq-wrap .section-head { margin-left: 0; text-align: left; }
.faq-list { display: grid; gap: 0.75rem; }
.faq-item {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 0.2rem 1rem;
}
.faq-item summary {
  cursor: pointer;
  font-weight: 700;
  color: var(--ink);
  padding: 0.95rem 0;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: "+";
  font-size: 1.35rem;
  color: var(--accent);
  font-weight: 500;
}
.faq-item[open] summary::after { content: "–"; }
.faq-item p { padding-bottom: 1rem; margin: 0; }

/* Quote form */
.quote-grid {
  display: grid;
  gap: 2rem;
  align-items: start;
}
@media (min-width: 860px) {
  .quote-grid { grid-template-columns: 0.9fr 1.1fr; gap: 3rem; }
}
.quote-perks { margin-top: 1.25rem; display: grid; gap: 0.55rem; }
.quote-perks li {
  padding-left: 1.4rem;
  position: relative;
  color: var(--muted);
  font-weight: 600;
}
.quote-perks li::before {
  content: "→";
  position: absolute;
  left: 0;
  color: var(--accent);
}
.quote-form {
  background: var(--sand);
  border-radius: calc(var(--radius) + 4px);
  padding: 1.5rem;
  border: 1px solid var(--line);
}
.form-row { margin-bottom: 1rem; }
.form-row.two-col {
  display: grid;
  gap: 1rem;
}
@media (min-width: 560px) {
  .form-row.two-col { grid-template-columns: 1fr 1fr; }
}
label {
  display: block;
  font-size: 0.85rem;
  font-weight: 700;
  margin-bottom: 0.35rem;
  color: var(--ink);
}
input, select {
  width: 100%;
  border: 1.5px solid var(--line);
  border-radius: 10px;
  padding: 0.75rem 0.85rem;
  font: inherit;
  background: #fff;
  color: var(--ink);
  transition: border-color .15s, box-shadow .15s;
}
input:focus, select:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(11,122,140,0.18);
}
input.invalid, select.invalid {
  border-color: #c0392b;
}
.error {
  display: block;
  min-height: 1.1em;
  font-size: 0.8rem;
  color: #c0392b;
  margin-top: 0.25rem;
}
.form-success {
  margin-top: 1rem;
  padding: 1rem;
  border-radius: 12px;
  background: #e6f7ef;
  border: 1px solid #a8dfc1;
  color: #145a32;
}
.form-success p { color: #1e6b40; margin: 0.35rem 0 0; }
.form-fine { margin: 0.75rem 0 0; text-align: center; }

/* Footer */
.footer {
  background: #0A1A22;
  color: rgba(255,255,255,0.75);
  padding: 2.5rem 0 6rem;
}
.footer-inner {
  display: grid;
  gap: 1.25rem;
}
.footer strong { color: #fff; font-size: 1.05rem; }
.footer p { color: rgba(255,255,255,0.65); margin: 0.35rem 0 0; }
.footer-links { display: flex; flex-wrap: wrap; gap: 1rem; }
.footer-links a { color: #9FE3EE; font-weight: 600; }
.footer-copy { font-size: 0.82rem; margin-top: 0.5rem !important; }
@media (min-width: 720px) {
  .footer { padding-bottom: 2.5rem; }
  .footer-inner {
    grid-template-columns: 1.2fr 1fr;
    align-items: start;
  }
  .footer-copy { grid-column: 1 / -1; }
}

/* Mobile sticky bar */
.mobile-bar {
  position: fixed;
  left: 0; right: 0; bottom: 0;
  z-index: 60;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.6rem;
  padding: 0.7rem 0.85rem calc(0.7rem + env(safe-area-inset-bottom));
  background: rgba(255,255,255,0.96);
  backdrop-filter: blur(10px);
  border-top: 1px solid var(--line);
  box-shadow: 0 -8px 30px rgba(15,28,36,0.1);
}
.mobile-bar .btn-ghost {
  background: var(--accent-soft);
  color: var(--accent-dark);
  border-color: transparent;
}
.mobile-bar .btn-ghost:hover {
  background: #c5e8ee;
  color: var(--accent-dark);
}
@media (min-width: 720px) {
  .mobile-bar { display: none; }
  body { padding-bottom: 0; }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation: none !important;
    transition: none !important;
  }
}