/* ---------- Tokens ---------- */
:root {
  --color-bg: #F7FAFA;
  --color-bg-alt: #E9F1F2;
  --color-ink: #10242B;
  --color-ink-soft: #3E5A62;
  --color-primary: #0B4F6C;
  --color-primary-light: #1C7293;
  --color-copper: #D9531F;
  --color-copper-dark: #B8431A;
  --color-trust: #2F8F6F;
  --color-border: #D6E3E5;

  --font-display: 'Archivo', sans-serif;
  --font-body: 'Inter', sans-serif;

  --radius: 12px;
  --max-width: 1100px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--color-ink);
  background: var(--color-bg);
  line-height: 1.5;
  padding-bottom: 68px; /* room for sticky call bar on mobile */
}

h1, h2, h3 {
  font-family: var(--font-display);
  margin: 0;
  line-height: 1.15;
}

p { margin: 0; }

a { color: inherit; text-decoration: none; }

ul, ol { margin: 0; padding: 0; list-style: none; }

:focus-visible {
  outline: 3px solid var(--color-primary-light);
  outline-offset: 2px;
}

.section-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 56px 20px;
}

.section-title {
  font-size: 1.6rem;
  font-weight: 800;
  margin-bottom: 28px;
  color: var(--color-primary);
}

.icon-phone {
  width: 18px;
  height: 18px;
  fill: currentColor;
  flex-shrink: 0;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  font-family: var(--font-display);
  font-weight: 800;
  border-radius: var(--radius);
  border: none;
  cursor: pointer;
  text-align: center;
}

.btn--primary {
  background: var(--color-copper);
  color: #fff;
}

.btn--primary:hover,
.btn--primary:active {
  background: var(--color-copper-dark);
}

.btn--large {
  padding: 18px 28px;
  font-size: 1.15rem;
  width: 100%;
  max-width: 420px;
}

@media (prefers-reduced-motion: no-preference) {
  .hero .btn--primary {
    animation: pulse 2.4s ease-in-out infinite;
  }
}

@keyframes pulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(217, 83, 31, 0.35); }
  50% { box-shadow: 0 0 0 10px rgba(217, 83, 31, 0); }
}

/* ---------- Top bar ---------- */
.topbar {
  background: var(--color-primary);
  color: #fff;
  position: sticky;
  top: 0;
  z-index: 20;
}

.topbar__inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 14px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 1.3rem;
  color: #fff;
}

.logo__accent { color: var(--color-copper); }

.topbar__call {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--color-copper);
  color: #fff;
  font-weight: 700;
  padding: 9px 16px;
  border-radius: 999px;
  font-size: 0.95rem;
}

.topbar__call:hover { background: var(--color-copper-dark); }

/* ---------- Hero ---------- */
.hero {
  background: linear-gradient(180deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
  color: #fff;
  text-align: center;
}

.hero__inner {
  max-width: 640px;
  margin: 0 auto;
  padding: 56px 20px 48px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 18px;
}

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.8rem;
  font-weight: 700;
  color: #BFE0EA;
}

.hero__headline {
  font-size: 2.2rem;
  font-weight: 900;
}

.hero__sub {
  font-size: 1.05rem;
  color: #E3F0F3;
  max-width: 480px;
}

.hero__note {
  font-size: 0.85rem;
  color: #BFE0EA;
}

/* ---------- Copper pipe divider (signature element) ---------- */
.pipe-divider {
  background: var(--color-primary-light);
  line-height: 0;
}

.pipe-divider--dark { background: var(--color-primary); }

.pipe-divider svg { width: 100%; height: 22px; display: block; }

.pipe-line {
  stroke: var(--color-copper);
  stroke-width: 4;
}

.pipe-joint {
  fill: var(--color-bg);
  stroke: var(--color-copper);
  stroke-width: 3;
}

/* ---------- Trust strip ---------- */
.trust { background: var(--color-primary-light); color: #fff; }

.trust__inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 44px 20px;
  display: grid;
  gap: 28px;
}

.trust__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(255,255,255,0.15);
  font-size: 1.2rem;
  margin-bottom: 10px;
}

.trust__title { font-size: 1.05rem; margin-bottom: 6px; }

.trust__desc { color: #DCEEF2; font-size: 0.92rem; }

/* ---------- Services ---------- */
.services__grid {
  display: grid;
  gap: 18px;
}

.service-card {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 22px;
}

.service-card h3 {
  font-size: 1.05rem;
  color: var(--color-primary);
  margin-bottom: 8px;
}

.service-card p { color: var(--color-ink-soft); font-size: 0.94rem; }

/* ---------- How it works ---------- */
.how { background: var(--color-bg-alt); }

.how__list {
  display: flex;
  flex-direction: column;
  gap: 22px;
}

.how__step {
  display: flex;
  align-items: flex-start;
  gap: 16px;
}

.how__num {
  flex-shrink: 0;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--color-copper);
  color: #fff;
  font-family: var(--font-display);
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
}

.how__step h3 { font-size: 1rem; color: var(--color-primary); margin-bottom: 4px; }
.how__step p { color: var(--color-ink-soft); font-size: 0.94rem; }

/* ---------- Service area ---------- */
.area__intro { color: var(--color-ink-soft); margin-bottom: 18px; }

.area__chips {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 20px;
}

.area__chips li {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: 999px;
  padding: 8px 16px;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--color-primary);
}

.area__note { color: var(--color-ink-soft); font-size: 0.9rem; }

/* ---------- CTA band ---------- */
.cta-band { background: var(--color-primary); color: #fff; }

.cta-band__inner {
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
}

.cta-band__headline { font-size: 1.7rem; }

.cta-band__sub { color: #DCEEF2; }

/* ---------- Footer ---------- */
.footer {
  background: var(--color-ink);
  color: #BFD3D8;
}

.footer__inner {
  text-align: center;
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 36px 20px;
}

.footer__inner a { color: #fff; font-weight: 700; }

.logo--footer { margin-bottom: 8px; }

/* ---------- Sticky mobile call bar ---------- */
.sticky-call {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: var(--color-copper);
  z-index: 30;
  display: block;
}

.sticky-call a {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  color: #fff;
  font-family: var(--font-display);
  font-weight: 800;
  padding: 16px;
  font-size: 1rem;
}

/* ---------- Responsive ---------- */
@media (min-width: 640px) {
  .hero__headline { font-size: 2.8rem; }
  .trust__inner { grid-template-columns: repeat(3, 1fr); }
  .services__grid { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 960px) {
  body { padding-bottom: 0; }
  .sticky-call { display: none; } /* desktop already shows top-bar call button */
  .hero__headline { font-size: 3.2rem; }
}