:root {
  --bg: #46596b;
  --bg-2: #3d4f60;
  --card: #536879;
  --line: #6b8194;
  --text: #e8f1f5;
  --muted: #d3dee6;
  --teal: #a3e0e5;
  --orange: #ef7f29;
  --radius: 16px;
  --max: 1160px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: var(--teal); text-decoration: none; }
a:hover { text-decoration: underline; }
.wrap { max-width: var(--max); margin: 0 auto; padding: 0 20px; }

/* Header */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(61, 79, 96, .88);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
}
.nav { display: flex; align-items: center; justify-content: space-between; gap: 16px; height: 68px; }
.brand { display: flex; align-items: center; gap: 10px; color: var(--text); font-weight: 800; letter-spacing: -.01em; font-size: 1.1rem; }
.brand:hover { text-decoration: none; }
.brand .dot { width: 12px; height: 12px; border-radius: 50%; background: var(--orange); box-shadow: 0 0 0 4px rgba(239,127,41,.2); }
.brand span em { font-style: normal; color: var(--teal); }
.nav ul { display: flex; gap: 6px; list-style: none; margin: 0; padding: 0; align-items: center; }
.nav ul a { color: var(--muted); padding: 8px 14px; border-radius: 999px; font-size: .95rem; font-weight: 500; }
.nav ul a:hover, .nav ul a[aria-current="page"] { color: var(--text); background: var(--card); text-decoration: none; }

/* Buttons */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 12px 22px; border-radius: 999px; font-weight: 700; font-size: .98rem;
  border: 1px solid transparent; cursor: pointer; transition: transform .15s, background .15s, border-color .15s;
}
.btn:hover { transform: translateY(-1px); text-decoration: none; }
.btn-primary { background: var(--orange); color: #1a0d03; }
.btn-primary:hover { background: #ff9140; }
.btn-ghost { border-color: var(--line); color: var(--text); background: transparent; }
.btn-ghost:hover { border-color: var(--teal); }
.btn-sm { padding: 9px 18px; font-size: .9rem; }

/* Hero */
.hero { position: relative; overflow: hidden; padding: 72px 0 56px; }
.hero::before {
  content: ""; position: absolute; inset: -20% -10% auto auto; width: 700px; height: 700px;
  background: radial-gradient(circle, rgba(106,191,198,.18), transparent 65%); pointer-events: none;
}
.hero-grid { display: grid; grid-template-columns: 1.05fr 1fr; gap: 48px; align-items: center; position: relative; }
.eyebrow {
  display: inline-flex; align-items: center; gap: 8px; font-size: .82rem; font-weight: 700;
  letter-spacing: .08em; text-transform: uppercase; color: var(--teal);
  border: 1px solid var(--line); background: var(--bg-2); padding: 6px 14px; border-radius: 999px;
}
h1 { font-size: clamp(2.2rem, 5vw, 3.6rem); line-height: 1.08; letter-spacing: -.03em; margin: 18px 0; }
h1 .accent { color: var(--teal); }
h2 { font-size: clamp(1.7rem, 3.2vw, 2.3rem); letter-spacing: -.02em; line-height: 1.15; margin: 0 0 12px; }
h3 { margin: 0 0 6px; font-size: 1.15rem; }
.lead { font-size: 1.12rem; color: var(--muted); max-width: 52ch; }
.hero-cta { display: flex; flex-wrap: wrap; gap: 12px; margin: 28px 0 24px; }
.hero-points { display: flex; flex-wrap: wrap; gap: 8px 22px; padding: 0; margin: 0; list-style: none; color: var(--muted); font-size: .92rem; }
.hero-points li::before { content: "✓"; color: var(--teal); font-weight: 800; margin-right: 8px; }
.hero-media {
  border-radius: 24px; overflow: hidden; border: 1px solid var(--line);
  box-shadow: 0 30px 80px rgba(0,0,0,.5);
  aspect-ratio: 16 / 11; background: var(--card);
}
.hero-media img { width: 100%; height: 100%; object-fit: cover; }

/* Sections */
section { padding: 72px 0; }
.section-head { max-width: 640px; margin-bottom: 36px; }
.section-head p { color: var(--muted); margin: 0; }
.alt { background: var(--bg-2); border-block: 1px solid var(--line); }

/* Service cards */
.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.card {
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
  overflow: hidden; display: flex; flex-direction: column; transition: transform .2s, border-color .2s;
}
.card:hover { transform: translateY(-4px); border-color: var(--teal); }
.card img { width: 100%; aspect-ratio: 5 / 4; object-fit: cover; }
.card-body { padding: 22px; display: flex; flex-direction: column; gap: 6px; flex: 1; }
.card-body p { margin: 0 0 14px; color: var(--muted); font-size: .96rem; }
.card-body .btn { margin-top: auto; align-self: flex-start; }
.tag { font-size: .78rem; font-weight: 700; color: var(--orange); letter-spacing: .06em; text-transform: uppercase; }

/* Features */
.features { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.feature { padding: 26px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--bg); }
.feature .ico {
  width: 44px; height: 44px; border-radius: 12px; display: grid; place-items: center;
  background: rgba(106,191,198,.12); color: var(--teal); font-size: 1.3rem; margin-bottom: 14px;
}
.feature p { margin: 0; color: var(--muted); font-size: .96rem; }

/* Gallery */
.gallery { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
.gallery img { width: 100%; aspect-ratio: 5 / 4; object-fit: cover; border-radius: 14px; border: 1px solid var(--line); }

/* Steps */
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; counter-reset: s; }
.step { position: relative; padding: 26px; border-radius: var(--radius); background: var(--card); border: 1px solid var(--line); }
.step::before {
  counter-increment: s; content: counter(s);
  display: grid; place-items: center; width: 36px; height: 36px; border-radius: 50%;
  background: var(--orange); color: #1a0d03; font-weight: 800; margin-bottom: 14px;
}
.step p { margin: 0; color: var(--muted); font-size: .96rem; }

/* Brands */
.brands { display: grid; grid-template-columns: repeat(auto-fill, minmax(68px, 1fr)); gap: 12px; }
.brands a {
  background: #fff; border-radius: 12px; padding: 8px; display: grid; place-items: center; aspect-ratio: 1;
  opacity: .9; transition: opacity .15s, transform .15s;
}
.brands a:hover { opacity: 1; transform: translateY(-2px); }
.brands img { max-height: 44px; width: auto; object-fit: contain; }

/* CTA band */
.cta {
  background: linear-gradient(135deg, #3d7580, #44677a 60%, #3d5266);
  border: 1px solid var(--line); border-radius: 24px; padding: 48px; text-align: center;
}
.cta p { color: var(--muted); max-width: 54ch; margin: 0 auto 24px; }
.cta .hero-cta { justify-content: center; margin: 0; }

/* Contact page */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: center; }
.info-list { list-style: none; padding: 0; margin: 24px 0; display: grid; gap: 14px; }
.info-list li { display: flex; gap: 14px; padding: 16px 18px; background: var(--card); border: 1px solid var(--line); border-radius: 14px; }
.info-list .ico { color: var(--teal); font-size: 1.3rem; }
.info-list small { display: block; color: var(--muted); font-size: .8rem; text-transform: uppercase; letter-spacing: .06em; }
.info-list a { color: var(--text); font-weight: 600; font-size: 1.05rem; }
.contact-img { border-radius: var(--radius); border: 1px solid var(--line); margin-top: 8px; }
.form-card { background: var(--card); border: 1px solid var(--line); border-radius: 22px; padding: 32px; }
.form-card h2 { font-size: 1.5rem; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.field { display: flex; flex-direction: column; gap: 6px; }
.field.full { grid-column: 1 / -1; }
label, legend { font-size: .85rem; font-weight: 600; color: var(--muted); }
input[type="text"], input[type="tel"], input[type="email"], input[type="date"], textarea {
  width: 100%; padding: 12px 14px; border-radius: 12px; border: 1px solid var(--line);
  background: var(--bg); color: var(--text); font: inherit;
}
input:focus, textarea:focus { outline: 2px solid var(--teal); outline-offset: 1px; border-color: transparent; }
textarea { min-height: 130px; resize: vertical; }
fieldset { border: 0; padding: 0; margin: 0; grid-column: 1 / -1; }
.checks { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 8px; }
.check { position: relative; }
.check input { position: absolute; opacity: 0; inset: 0; cursor: pointer; }
.check span {
  display: inline-block; padding: 10px 16px; border-radius: 999px; border: 1px solid var(--line);
  background: var(--bg); color: var(--text); font-size: .92rem; font-weight: 600; transition: all .15s;
}
.check input:checked + span { background: rgba(239,127,41,.15); border-color: var(--orange); color: #ffb277; }
.check input:focus-visible + span { outline: 2px solid var(--teal); outline-offset: 2px; }
.form-error { color: #ff8a8a; font-size: .9rem; min-height: 1.2em; grid-column: 1 / -1; margin: 0; }

/* Footer */
.site-footer { border-top: 1px solid var(--line); padding: 36px 0; color: var(--muted); font-size: .92rem; }
.footer-row { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 16px; align-items: center; }
.footer-row a { color: var(--text); }

/* WhatsApp */
.wa-ico { width: 1.35em; height: 1.35em; flex: none; }
.wa-inline { display: inline-flex; vertical-align: middle; margin-left: 6px; transition: transform .15s; }
.wa-inline:hover { transform: scale(1.12); text-decoration: none; }
.wa-inline .wa-ico { width: 1.5em; height: 1.5em; }
.btn-wa { background: #25d366; color: #05220f; }
.btn-wa:hover { background: #3be07b; }
.wa-float {
  position: fixed; right: 22px; bottom: 22px; z-index: 55;
  display: flex; align-items: center; gap: 10px;
  background: #25d366; color: #05220f; font-weight: 700; font-size: .95rem;
  padding: 10px 18px 10px 12px; border-radius: 999px;
  box-shadow: 0 10px 30px rgba(0,0,0,.45);
}
.wa-float:hover { text-decoration: none; background: #3be07b; transform: translateY(-2px); }
.wa-float .wa-ico { width: 32px; height: 32px; }
.wa-float .wa-ico { --wa-bg: #fff; --wa-fg: #25d366; }
.btn-wa .wa-ico { --wa-bg: #fff; --wa-fg: #25d366; }

/* Sticky mobile call bar */
.callbar { display: none; }

@media (max-width: 900px) {
  .hero-grid, .contact-grid { grid-template-columns: 1fr; }
  .cards, .features, .steps { grid-template-columns: 1fr; }
  .gallery { grid-template-columns: repeat(2, 1fr); }
  .hero { padding-top: 40px; }
  section { padding: 52px 0; }
  .cta { padding: 32px 20px; }
  .form-grid { grid-template-columns: 1fr; }
  .form-card { padding: 22px; }
  .nav .btn { display: none; }
  .callbar {
    display: flex; position: fixed; left: 0; right: 0; bottom: 0; z-index: 60; gap: 8px; padding: 10px 14px;
    background: rgba(61,79,96,.96); border-top: 1px solid var(--line);
  }
  .callbar a { flex: 1; justify-content: center; }
  body { padding-bottom: 66px; }
  .wa-float { display: none; }
}

@media (max-width: 640px) {
  .nav { height: auto; flex-wrap: wrap; padding-top: 10px; padding-bottom: 8px; gap: 2px 8px; }
  .brand { flex: 1 1 100%; min-width: 0; font-size: 1.05rem; white-space: nowrap; }
  .nav ul { flex: 1 1 100%; gap: 2px; margin-left: -10px; }
  .nav ul a { padding: 6px 12px; font-size: .92rem; }
}
@media (prefers-reduced-motion: reduce) { * { transition: none !important; scroll-behavior: auto !important; } }