:root {
  --navy: #0b2545;
  --navy-2: #13315c;
  --teal: #0f9d8f;
  --teal-dark: #0b7d72;
  --ink: #1c2733;
  --muted: #5b6b7b;
  --line: #e2e8ef;
  --bg-alt: #f4f7fa;
  --white: #fff;
  --radius: 12px;
  --shadow: 0 10px 30px rgba(11, 37, 69, .08);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: "Inter", system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  color: var(--ink);
  background: var(--white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: var(--teal-dark); }
h1, h2, h3 { color: var(--navy); line-height: 1.2; margin: 0 0 .5em; }
h1 { font-size: clamp(2rem, 4.5vw, 3.1rem); letter-spacing: -.02em; }
h2 { font-size: clamp(1.6rem, 3vw, 2.2rem); letter-spacing: -.01em; }
h3 { font-size: 1.1rem; }
p { margin: 0 0 1em; }

.container { width: 100%; max-width: 1140px; margin: 0 auto; padding: 0 20px; }
.section { padding: 88px 0; }
.section-alt { background: var(--bg-alt); }
.section-dark { background: var(--navy); color: #cdd8e6; }
.section-dark h2, .section-dark h3 { color: var(--white); }
.eyebrow {
  text-transform: uppercase; letter-spacing: .12em; font-size: .78rem;
  font-weight: 600; color: var(--teal-dark); margin-bottom: .75em;
}
.lead { font-size: 1.15rem; color: var(--muted); max-width: 36em; }

/* Buttons */
.btn {
  display: inline-block; background: var(--teal); color: var(--white);
  padding: 14px 26px; border-radius: 999px; font-weight: 600;
  text-decoration: none; border: 2px solid var(--teal); cursor: pointer;
  font: inherit; font-weight: 600; transition: background .15s, transform .15s;
}
.btn:hover { background: var(--teal-dark); border-color: var(--teal-dark); transform: translateY(-1px); }
.btn-ghost { background: transparent; color: var(--navy); border-color: var(--line); }
.btn-ghost:hover { background: var(--bg-alt); border-color: var(--line); }
.btn-small { padding: 8px 18px; color: var(--white) !important; }
.btn-block { width: 100%; }
.btn:disabled { opacity: .6; cursor: wait; transform: none; }

/* Header */
.site-header {
  position: sticky; top: 0; z-index: 50; background: rgba(255,255,255,.94);
  backdrop-filter: blur(8px); border-bottom: 1px solid var(--line);
}
.nav { display: flex; align-items: center; justify-content: space-between; height: 68px; }
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; color: var(--navy); font-size: 1.15rem; }
.brand strong { color: var(--teal-dark); }
.brand-light { color: var(--white); }
.brand-light strong { color: #5fd3c6; }
.brand-logo { display: block; height: 44px; width: auto; }
.brand-logo-footer { height: 40px; }
@media (max-width: 640px) { .brand-logo { height: 36px; } }
.nav-menu { display: flex; align-items: center; gap: 28px; }
.nav-menu a { color: var(--ink); text-decoration: none; font-weight: 500; font-size: .95rem; }
.nav-menu a:hover { color: var(--teal-dark); }
.nav-toggle { display: none; background: none; border: 0; padding: 8px; cursor: pointer; }
.nav-toggle span { display: block; width: 22px; height: 2px; background: var(--navy); margin: 5px 0; transition: .2s; }

/* Hero */
.hero {
  padding: 96px 0 88px;
  background: radial-gradient(1200px 500px at 85% -10%, #e3f5f2 0%, transparent 60%), var(--white);
}
.hero-grid { display: grid; grid-template-columns: 1.4fr 1fr; gap: 56px; align-items: center; }
.hero-cta { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 28px; }
.hero-card {
  list-style: none; margin: 0; padding: 32px; background: var(--white);
  border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow);
}
.hero-card li { display: flex; align-items: center; gap: 12px; padding: 12px 0; font-weight: 500; }
.hero-card li + li { border-top: 1px solid var(--line); }
.dot { width: 10px; height: 10px; border-radius: 50%; background: var(--teal); flex: none; box-shadow: 0 0 0 4px #d6f1ed; }

/* Service cards */
.cards { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; margin-top: 36px; }
.card {
  padding: 28px; border: 1px solid var(--line); border-radius: var(--radius);
  background: var(--white); transition: box-shadow .2s, transform .2s;
}
.card:hover { box-shadow: var(--shadow); transform: translateY(-3px); }
.card p { color: var(--muted); font-size: .95rem; margin: 0; }
.icon { width: 48px; height: 48px; border-radius: 10px; background: #e3f5f2; display: grid; place-items: center; margin-bottom: 18px; }
.icon svg { width: 26px; height: 26px; fill: none; stroke: var(--teal-dark); stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }

/* Steps */
.steps { list-style: none; padding: 0; margin: 36px 0 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; counter-reset: step; }
.steps li { background: var(--white); border-radius: var(--radius); padding: 28px; border: 1px solid var(--line); position: relative; }
.steps li::before {
  counter-increment: step; content: counter(step);
  display: grid; place-items: center; width: 36px; height: 36px; border-radius: 50%;
  background: var(--navy); color: var(--white); font-weight: 700; margin-bottom: 16px;
}
.steps p { color: var(--muted); font-size: .95rem; margin: 0; }

/* Who */
.who-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; }
.who-grid > div p { color: var(--muted); }
.checklist { list-style: none; margin: 0; padding: 0; }
.checklist li { padding: 16px 0 16px 38px; border-bottom: 1px solid var(--line); position: relative; }
.checklist li::before {
  content: ""; position: absolute; left: 0; top: 18px; width: 22px; height: 22px; border-radius: 50%;
  background: var(--teal) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M5 12l5 5L20 7'/%3E%3C/svg%3E") center/14px no-repeat;
}

/* Why */
.why-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px; margin-top: 28px; }
.why-grid p { margin: 0; }

/* Contact */
.contact-grid { display: grid; grid-template-columns: 1fr 1.2fr; gap: 56px; align-items: start; }
.contact-grid > div > p { color: var(--muted); }
.contact-info { list-style: none; padding: 0; margin: 28px 0 0; }
.contact-info li { padding: 12px 0; border-bottom: 1px solid var(--line); display: flex; gap: 16px; }
.contact-info span { width: 80px; color: var(--muted); font-size: .9rem; flex: none; }
.contact-info a { text-decoration: none; font-weight: 500; }
.form { background: var(--bg-alt); padding: 32px; border-radius: var(--radius); border: 1px solid var(--line); }
.form .row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form label { display: block; font-size: .88rem; font-weight: 600; color: var(--navy); margin-bottom: 16px; }
.form input, .form select, .form textarea {
  display: block; width: 100%; margin-top: 6px; padding: 12px 14px; font: inherit; font-weight: 400;
  border: 1px solid #cfd8e3; border-radius: 8px; background: var(--white); color: var(--ink);
}
.form input:focus, .form select:focus, .form textarea:focus { outline: 2px solid var(--teal); outline-offset: 1px; border-color: var(--teal); }
.form .invalid { border-color: #d64545; }
.hp { position: absolute !important; left: -9999px !important; width: 1px; height: 1px; overflow: hidden; }
.form-status { margin: 14px 0 0; font-weight: 500; min-height: 1.2em; }
.form-status.ok { color: var(--teal-dark); }
.form-status.err { color: #c03434; }
.fine { font-size: .8rem; color: var(--muted); margin: 8px 0 0; }

/* Footer */
.site-footer { background: #071a33; color: #9fb0c4; padding: 56px 0 24px; font-size: .92rem; }
.footer-grid { display: flex; justify-content: space-between; gap: 32px; flex-wrap: wrap; }
.footer-grid p { margin-top: 14px; }
.footer-grid nav { display: flex; gap: 24px; flex-wrap: wrap; }
.site-footer a { color: #cdd8e6; text-decoration: none; }
.site-footer a:hover { color: var(--white); }
.copyright { border-top: 1px solid #1b3152; margin-top: 32px; padding-top: 20px; font-size: .82rem; }

/* Legal page */
.legal { max-width: 760px; padding-top: 64px; padding-bottom: 88px; }
.legal h2 { font-size: 1.3rem; margin-top: 2em; }

/* Responsive */
@media (max-width: 980px) {
  .cards, .steps { grid-template-columns: repeat(2, 1fr); }
  .hero-grid, .who-grid, .contact-grid { grid-template-columns: 1fr; gap: 40px; }
  .why-grid { grid-template-columns: 1fr; }
}
@media (max-width: 720px) {
  .section { padding: 64px 0; }
  .hero { padding: 64px 0; }
  .nav-toggle { display: block; }
  .nav-menu {
    position: absolute; top: 68px; left: 0; right: 0; flex-direction: column; align-items: stretch;
    gap: 0; background: var(--white); border-bottom: 1px solid var(--line); padding: 8px 20px 20px; display: none;
  }
  .nav-menu.open { display: flex; }
  .nav-menu a { padding: 12px 0; }
  .nav-menu .btn-small { text-align: center; margin-top: 8px; }
  .cards, .steps, .form .row { grid-template-columns: 1fr; }
  .form { padding: 24px; }
}