:root {
  --depth-900: #0b2e3b;
  --depth-800: #103c4d;
  --depth-700: #1e5f74;
  --depth-500: #2d7d92;
  --tide: #7fc7d9;
  --foam: #e8f4f8;
  --sand: #f4f1ea;
  --ink: #16242b;
  --muted: #5d6e75;
  --line: #d9e3e7;
  --white: #ffffff;
  --accent: #c79a52;
  --shadow: 0 10px 40px rgba(11, 46, 59, 0.12);
  --radius: 16px;
  --maxw: 1180px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  font-family: 'Segoe UI', system-ui, -apple-system, Roboto, Helvetica, Arial, sans-serif;
  color: var(--ink);
  background: var(--white);
  line-height: 1.6;
  overflow-x: hidden;
}

img { max-width: 100%; display: block; }

a { color: var(--depth-700); text-decoration: none; }

.container { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 24px; }

h1, h2, h3, h4 { font-weight: 700; line-height: 1.2; color: var(--depth-900); letter-spacing: -0.01em; }

.eyebrow {
  display: inline-block;
  font-size: 0.78rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--depth-500);
  font-weight: 600;
  margin-bottom: 14px;
}

.section { padding: 92px 0; }
.section--alt { background: var(--sand); }
.section-head { max-width: 720px; margin-bottom: 52px; }
.section-head h2 { font-size: clamp(1.8rem, 3.5vw, 2.6rem); margin-bottom: 16px; }
.section-head p { color: var(--muted); font-size: 1.06rem; }

/* Buttons */
.btn {
  display: inline-flex; align-items: center; gap: 9px;
  padding: 14px 30px; border-radius: 999px; font-weight: 600;
  font-size: 0.98rem; cursor: pointer; border: 2px solid transparent;
  transition: transform .25s ease, box-shadow .25s ease, background .25s ease;
}
.btn--primary { background: var(--depth-700); color: var(--white); }
.btn--primary:hover { background: var(--depth-800); transform: translateY(-2px); box-shadow: var(--shadow); }
.btn--ghost { background: transparent; color: var(--depth-900); border-color: var(--line); }
.btn--ghost:hover { border-color: var(--depth-500); color: var(--depth-700); }
.btn--light { background: var(--white); color: var(--depth-900); }
.btn--light:hover { transform: translateY(-2px); box-shadow: var(--shadow); }

/* Header */
.header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
}
.nav { display: flex; align-items: center; justify-content: space-between; height: 74px; }
.brand { display: flex; align-items: center; gap: 11px; font-weight: 800; font-size: 1.22rem; color: var(--depth-900); }
.brand img { width: 36px; height: 36px; }
.brand span small { display: block; font-size: 0.62rem; letter-spacing: 0.2em; color: var(--depth-500); font-weight: 600; text-transform: uppercase; }
.nav-links { display: flex; align-items: center; gap: 30px; list-style: none; }
.nav-links a { font-size: 0.95rem; font-weight: 500; color: var(--ink); transition: color .2s; }
.nav-links a:hover { color: var(--depth-700); }
.nav-cta { display: flex; align-items: center; gap: 14px; }
.burger { display: none; background: none; border: none; cursor: pointer; flex-direction: column; gap: 5px; }
.burger span { width: 26px; height: 2px; background: var(--depth-900); transition: .3s; }

/* Hero */
.hero {
  position: relative; color: var(--white);
  background:
    linear-gradient(120deg, rgba(11,46,59,0.92) 0%, rgba(16,60,77,0.78) 55%, rgba(30,95,116,0.62) 100%),
    url('https://images.unsplash.com/photo-1507525428034-b723cf961d3e?auto=format&fit=crop&w=1600&q=70') center/cover;
  padding: 120px 0 110px;
}
.hero-grid { display: grid; grid-template-columns: 1.05fr 0.95fr; gap: 56px; align-items: center; }
.hero h1 { color: var(--white); font-size: clamp(2.1rem, 5vw, 3.5rem); margin-bottom: 22px; }
.hero p.lead { font-size: 1.14rem; color: rgba(232,244,248,0.92); max-width: 540px; margin-bottom: 32px; }
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; }
.hero-stats { display: flex; gap: 34px; margin-top: 46px; flex-wrap: wrap; }
.hero-stats .stat strong { display: block; font-size: 1.9rem; color: var(--tide); }
.hero-stats .stat span { font-size: 0.86rem; color: rgba(232,244,248,0.8); }
.hero-card {
  background: rgba(255,255,255,0.07); border: 1px solid rgba(127,199,217,0.3);
  border-radius: var(--radius); padding: 30px; backdrop-filter: blur(6px);
}
.hero-card h3 { color: var(--foam); font-size: 1.05rem; margin-bottom: 18px; }
.depth-bar { margin-bottom: 16px; }
.depth-bar .lbl { display: flex; justify-content: space-between; font-size: 0.82rem; color: rgba(232,244,248,0.85); margin-bottom: 6px; }
.depth-bar .track { height: 8px; background: rgba(255,255,255,0.12); border-radius: 99px; overflow: hidden; }
.depth-bar .fill { height: 100%; background: linear-gradient(90deg, var(--depth-500), var(--tide)); border-radius: 99px; width: 0; transition: width 1.4s ease; }

/* Trust strip */
.trust { padding: 30px 0; border-bottom: 1px solid var(--line); }
.trust-inner { display: flex; align-items: center; justify-content: space-between; gap: 24px; flex-wrap: wrap; }
.trust span { color: var(--muted); font-size: 0.86rem; letter-spacing: 0.08em; text-transform: uppercase; font-weight: 600; }
.trust .marks { display: flex; gap: 40px; flex-wrap: wrap; }
.trust .marks div { font-weight: 700; color: var(--depth-700); font-size: 1.05rem; }

/* Services */
.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.card {
  background: var(--white); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 32px; transition: transform .3s, box-shadow .3s, border-color .3s;
}
.card:hover { transform: translateY(-6px); box-shadow: var(--shadow); border-color: var(--tide); }
.card .ic {
  width: 52px; height: 52px; border-radius: 13px; display: grid; place-items: center;
  background: linear-gradient(135deg, var(--depth-700), var(--depth-500)); margin-bottom: 20px;
}
.card .ic svg { width: 26px; height: 26px; stroke: var(--white); fill: none; stroke-width: 2; }
.card h3 { font-size: 1.22rem; margin-bottom: 11px; }
.card p { color: var(--muted); font-size: 0.96rem; }

/* Approach / image split */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; }
.split img { border-radius: var(--radius); box-shadow: var(--shadow); }
.split h2 { font-size: clamp(1.8rem, 3vw, 2.4rem); margin-bottom: 18px; }
.split p { color: var(--muted); margin-bottom: 18px; }
.steps { list-style: none; }
.steps li { display: flex; gap: 16px; margin-bottom: 22px; }
.steps .num {
  flex-shrink: 0; width: 38px; height: 38px; border-radius: 50%;
  background: var(--foam); color: var(--depth-700); font-weight: 700;
  display: grid; place-items: center; font-size: 0.95rem;
}
.steps h4 { font-size: 1.05rem; margin-bottom: 3px; }
.steps p { font-size: 0.93rem; margin: 0; }

/* Pricing */
.pricing-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; align-items: stretch; }
.plan {
  background: var(--white); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 36px 30px; display: flex; flex-direction: column; position: relative; transition: transform .3s, box-shadow .3s;
}
.plan:hover { transform: translateY(-5px); box-shadow: var(--shadow); }
.plan--featured { border: 2px solid var(--depth-700); box-shadow: var(--shadow); }
.plan .tag {
  position: absolute; top: -13px; left: 50%; transform: translateX(-50%);
  background: var(--depth-700); color: var(--white); font-size: 0.72rem; font-weight: 700;
  padding: 6px 16px; border-radius: 99px; letter-spacing: 0.1em; text-transform: uppercase;
}
.plan h3 { font-size: 1.3rem; margin-bottom: 6px; }
.plan .desc { color: var(--muted); font-size: 0.9rem; margin-bottom: 22px; min-height: 40px; }
.plan .price { font-size: 2.5rem; font-weight: 800; color: var(--depth-900); }
.plan .price small { font-size: 0.95rem; font-weight: 500; color: var(--muted); }
.plan .period { color: var(--muted); font-size: 0.86rem; margin-bottom: 24px; }
.plan ul { list-style: none; margin-bottom: 28px; flex-grow: 1; }
.plan ul li { padding: 9px 0; font-size: 0.94rem; display: flex; gap: 10px; border-bottom: 1px solid var(--line); }
.plan ul li svg { width: 18px; height: 18px; stroke: var(--depth-500); fill: none; stroke-width: 2.4; flex-shrink: 0; margin-top: 3px; }
.pricing-note { text-align: center; color: var(--muted); font-size: 0.9rem; margin-top: 34px; }

/* Stats band */
.band { background: var(--depth-900); color: var(--white); }
.band .stat-row { display: grid; grid-template-columns: repeat(4, 1fr); gap: 30px; text-align: center; }
.band .stat-row strong { display: block; font-size: 2.6rem; color: var(--tide); }
.band .stat-row span { color: rgba(232,244,248,0.78); font-size: 0.92rem; }

/* Testimonials */
.quotes { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.quote { background: var(--white); border: 1px solid var(--line); border-radius: var(--radius); padding: 30px; }
.quote p { font-style: italic; color: var(--ink); margin-bottom: 20px; }
.quote .who { display: flex; align-items: center; gap: 13px; }
.quote .who img { width: 46px; height: 46px; border-radius: 50%; object-fit: cover; }
.quote .who strong { display: block; font-size: 0.95rem; }
.quote .who span { font-size: 0.82rem; color: var(--muted); }

/* FAQ */
.faq-item { background: var(--white); border: 1px solid var(--line); border-radius: 12px; margin-bottom: 14px; overflow: hidden; }
.faq-q { width: 100%; text-align: left; background: none; border: none; padding: 20px 24px; font-size: 1.03rem; font-weight: 600; color: var(--depth-900); cursor: pointer; display: flex; justify-content: space-between; align-items: center; gap: 14px; }
.faq-q span.ind { transition: transform .3s; color: var(--depth-500); font-size: 1.4rem; line-height: 1; }
.faq-item.open .faq-q span.ind { transform: rotate(45deg); }
.faq-a { max-height: 0; overflow: hidden; transition: max-height .35s ease; }
.faq-a p { padding: 0 24px 22px; color: var(--muted); }

/* Contact */
.contact-grid { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: 50px; }
.contact-info h2 { font-size: clamp(1.8rem, 3vw, 2.4rem); margin-bottom: 16px; }
.contact-info > p { color: var(--muted); margin-bottom: 30px; }
.info-item { display: flex; gap: 15px; margin-bottom: 22px; align-items: flex-start; }
.info-item .ic { width: 44px; height: 44px; border-radius: 11px; background: var(--foam); display: grid; place-items: center; flex-shrink: 0; }
.info-item .ic svg { width: 21px; height: 21px; stroke: var(--depth-700); fill: none; stroke-width: 2; }
.info-item strong { display: block; font-size: 0.97rem; }
.info-item span, .info-item a { color: var(--muted); font-size: 0.93rem; }
.info-item a:hover { color: var(--depth-700); }

.form-card { background: var(--white); border: 1px solid var(--line); border-radius: var(--radius); padding: 36px; box-shadow: var(--shadow); }
.field { margin-bottom: 18px; }
.field label { display: block; font-size: 0.88rem; font-weight: 600; margin-bottom: 7px; color: var(--depth-900); }
.field input, .field select, .field textarea {
  width: 100%; padding: 13px 15px; border: 1px solid var(--line); border-radius: 10px;
  font-size: 0.96rem; font-family: inherit; color: var(--ink); background: var(--white); transition: border-color .2s, box-shadow .2s;
}
.field input:focus, .field select:focus, .field textarea:focus { outline: none; border-color: var(--depth-500); box-shadow: 0 0 0 3px rgba(45,125,146,0.12); }
.field textarea { resize: vertical; min-height: 110px; }
.field.row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.field.row .field { margin-bottom: 0; }
.check { display: flex; gap: 10px; align-items: flex-start; font-size: 0.86rem; color: var(--muted); margin-bottom: 22px; }
.check input { width: auto; margin-top: 4px; }
.form-msg { padding: 14px; border-radius: 10px; font-size: 0.92rem; margin-bottom: 18px; display: none; }
.form-msg.ok { display: block; background: #e6f4ea; color: #1f7a3d; border: 1px solid #b8e0c4; }
.form-msg.err { display: block; background: #fdeaea; color: #b23b3b; border: 1px solid #f3c2c2; }
.field .error-text { color: #b23b3b; font-size: 0.8rem; margin-top: 5px; display: none; }
.field.invalid input, .field.invalid select, .field.invalid textarea { border-color: #d96a6a; }
.field.invalid .error-text { display: block; }

/* Footer */
.footer { background: var(--depth-900); color: rgba(232,244,248,0.8); padding: 64px 0 30px; }
.footer-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1fr; gap: 40px; margin-bottom: 44px; }
.footer .brand { color: var(--white); margin-bottom: 16px; }
.footer .brand span small { color: var(--tide); }
.footer p.about { font-size: 0.92rem; max-width: 320px; }
.footer h4 { color: var(--white); font-size: 0.95rem; margin-bottom: 18px; letter-spacing: 0.04em; }
.footer ul { list-style: none; }
.footer ul li { margin-bottom: 11px; }
.footer ul li a { color: rgba(232,244,248,0.74); font-size: 0.91rem; transition: color .2s; }
.footer ul li a:hover { color: var(--tide); }
.footer-bottom { border-top: 1px solid rgba(127,199,217,0.18); padding-top: 26px; display: flex; justify-content: space-between; gap: 18px; flex-wrap: wrap; font-size: 0.85rem; }

/* Cookie banner */
.cookie {
  position: fixed; bottom: 22px; left: 22px; right: 22px; max-width: 560px; margin: 0 auto;
  background: var(--white); border: 1px solid var(--line); border-radius: var(--radius);
  box-shadow: 0 18px 50px rgba(11,46,59,0.25); padding: 24px 26px; z-index: 999;
  transform: translateY(160%); transition: transform .5s cubic-bezier(.2,.9,.3,1);
}
.cookie.show { transform: translateY(0); }
.cookie h4 { font-size: 1.05rem; margin-bottom: 8px; }
.cookie p { font-size: 0.88rem; color: var(--muted); margin-bottom: 16px; }
.cookie p a { color: var(--depth-700); text-decoration: underline; }
.cookie-actions { display: flex; gap: 12px; flex-wrap: wrap; }
.cookie-actions .btn { padding: 11px 22px; font-size: 0.9rem; }

/* Legal pages */
.legal-hero { background: var(--depth-900); color: var(--white); padding: 70px 0 50px; }
.legal-hero h1 { color: var(--white); font-size: clamp(1.8rem, 4vw, 2.6rem); }
.legal-hero p { color: rgba(232,244,248,0.8); margin-top: 12px; }
.legal-body { padding: 60px 0 80px; }
.legal-body .container { max-width: 860px; }
.legal-body h2 { font-size: 1.4rem; margin: 36px 0 14px; }
.legal-body h3 { font-size: 1.1rem; margin: 24px 0 10px; }
.legal-body p, .legal-body li { color: var(--muted); margin-bottom: 12px; font-size: 0.98rem; }
.legal-body ul, .legal-body ol { margin: 0 0 16px 22px; }
.legal-body a { color: var(--depth-700); text-decoration: underline; }
.back-link { display: inline-flex; align-items: center; gap: 8px; margin-bottom: 8px; color: var(--tide); font-size: 0.9rem; }

.reveal { opacity: 0; transform: translateY(28px); transition: opacity .7s ease, transform .7s ease; }
.reveal.in { opacity: 1; transform: translateY(0); }

/* Responsive */
@media (max-width: 940px) {
  .hero-grid, .split, .contact-grid { grid-template-columns: 1fr; gap: 40px; }
  .cards, .pricing-grid, .quotes { grid-template-columns: 1fr 1fr; }
  .band .stat-row { grid-template-columns: 1fr 1fr; gap: 36px; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .nav-links { position: fixed; top: 74px; left: 0; right: 0; background: var(--white); flex-direction: column; padding: 24px; gap: 18px; border-bottom: 1px solid var(--line); transform: translateY(-130%); transition: transform .35s; box-shadow: var(--shadow); }
  .nav-links.open { transform: translateY(0); }
  .burger { display: flex; }
  .nav-cta .btn--ghost { display: none; }
}
@media (max-width: 600px) {
  .cards, .pricing-grid, .quotes, .field.row { grid-template-columns: 1fr; }
  .band .stat-row { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .section { padding: 64px 0; }
  .hero { padding: 80px 0 70px; }
  .hero-stats { gap: 24px; }
}