:root {
  --navy-900: #0a1230;
  --navy-800: #101a45;
  --navy-700: #18245c;
  --navy-600: #233276;
  --amber: #ffb300;
  --amber-600: #f59e0b;
  --amber-glow: rgba(255, 179, 0, 0.35);
  --ink: #0d1430;
  --text: #2a3354;
  --muted: #6a7290;
  --bg: #ffffff;
  --bg-soft: #f4f6fc;
  --line: #e3e8f5;
  --white: #fff;
  --radius: 16px;
  --radius-sm: 10px;
  --shadow: 0 18px 50px -20px rgba(16, 26, 69, 0.35);
  --shadow-sm: 0 6px 20px -8px rgba(16, 26, 69, 0.25);
  --maxw: 1140px;
  --font: "Segoe UI", system-ui, -apple-system, Roboto, Helvetica, Arial, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font);
  color: var(--text);
  background: var(--bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
h1, h2, h3 { color: var(--ink); line-height: 1.15; margin: 0 0 .5em; font-weight: 800; letter-spacing: -.01em; }
h2 { font-size: clamp(1.6rem, 3.5vw, 2.4rem); }
h3 { font-size: 1.2rem; }
p { margin: 0 0 1em; }
a { color: inherit; text-decoration: none; }
img, svg { max-width: 100%; }
.container { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 20px; }
.i { width: 1.25em; height: 1.25em; fill: currentColor; flex: none; display: inline-block; vertical-align: middle; }

/* Buttons */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .5em;
  padding: .72em 1.4em; border-radius: 999px; font-weight: 700; font-size: .98rem;
  cursor: pointer; border: 2px solid transparent; transition: transform .15s ease, box-shadow .2s ease, background .2s ease;
  white-space: nowrap;
}
.btn-lg { padding: .9em 1.7em; font-size: 1.05rem; }
.btn-block { width: 100%; }
.btn-primary { background: var(--amber); color: var(--navy-900); box-shadow: 0 8px 24px -8px var(--amber-glow); }
.btn-primary:hover { background: var(--amber-600); transform: translateY(-2px); }
.btn-ghost { background: rgba(255,255,255,.08); color: var(--white); border-color: rgba(255,255,255,.4); }
.btn-ghost:hover { background: rgba(255,255,255,.16); transform: translateY(-2px); }

.btn-tel {
  display: inline-flex; align-items: center; gap: .45em; font-weight: 700; color: var(--amber);
}
.btn-tel:hover { color: var(--amber-600); }

/* Header */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(10, 18, 48, .92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(255,255,255,.08);
}
.header-inner { display: flex; align-items: center; justify-content: space-between; min-height: 68px; gap: 1rem; }
.logo { display: flex; align-items: center; gap: .6em; color: var(--white); font-weight: 800; font-size: 1.15rem; }
.logo-mark {
  display: inline-grid; place-items: center; width: 38px; height: 38px; border-radius: 11px;
  background: var(--amber); color: var(--navy-900); box-shadow: 0 6px 18px -6px var(--amber-glow);
}
.logo-mark .i { width: 1.3em; height: 1.3em; }
.nav { display: flex; align-items: center; gap: 1.4rem; }
.nav > a { color: rgba(255,255,255,.82); font-weight: 600; font-size: .96rem; }
.nav > a:hover { color: var(--white); }
.nav-tel { color: var(--amber); }
.nav-cta { color: var(--navy-900); }

.burger { display: none; flex-direction: column; gap: 5px; background: none; border: 0; cursor: pointer; padding: 8px; }
.burger span { width: 26px; height: 3px; background: var(--white); border-radius: 3px; transition: transform .25s, opacity .25s; }
.burger.open span:nth-child(1) { transform: translateY(8px) rotate(45deg); }
.burger.open span:nth-child(2) { opacity: 0; }
.burger.open span:nth-child(3) { transform: translateY(-8px) rotate(-45deg); }

/* Hero */
.hero {
  position: relative; overflow: hidden; color: var(--white);
  background:
    radial-gradient(900px 500px at 85% -10%, rgba(255,179,0,.22), transparent 60%),
    linear-gradient(160deg, var(--navy-900), var(--navy-700) 55%, var(--navy-600));
}
.hero-bg { position: absolute; inset: 0; pointer-events: none; }
.circuit { width: 100%; height: 100%; }
.hero-inner { position: relative; padding: clamp(3.5rem, 8vw, 6.5rem) 20px clamp(3rem, 6vw, 5rem); max-width: 760px; }
.hero-eyebrow {
  display: inline-flex; align-items: center; gap: .5em; color: var(--amber);
  font-weight: 700; letter-spacing: .04em; text-transform: uppercase; font-size: .82rem; margin: 0 0 1rem;
}
.hero-tagline { font-size: clamp(2.1rem, 6vw, 3.6rem); color: var(--white); margin-bottom: .35em; min-height: .2em; }
.hero-sub { font-size: clamp(1.05rem, 2.4vw, 1.3rem); color: rgba(255,255,255,.85); max-width: 60ch; }
.hero-actions { display: flex; flex-wrap: wrap; gap: .9rem; margin: 1.8rem 0 1.6rem; }
.hero-badges { list-style: none; display: flex; flex-wrap: wrap; gap: 1.2rem 1.6rem; padding: 0; margin: 0; }
.hero-badges li { display: flex; align-items: center; gap: .5em; color: rgba(255,255,255,.9); font-weight: 600; font-size: .95rem; }
.hero-badges .i { color: var(--amber); }

/* Trust bar */
.trust { background: var(--navy-800); color: var(--white); }
.trust-inner { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1rem; padding: 1.1rem 20px; }
.trust-item { display: flex; align-items: center; justify-content: center; gap: .6em; font-weight: 600; font-size: .95rem; text-align: center; }
.trust-item .i { color: var(--amber); }

/* Sections */
.section { padding: clamp(3.2rem, 7vw, 5.5rem) 0; }
.section-alt { background: var(--bg-soft); }
.section-head { text-align: center; max-width: 720px; margin: 0 auto 2.6rem; }
.section-eyebrow { color: var(--amber-600); font-weight: 800; text-transform: uppercase; letter-spacing: .06em; font-size: .8rem; margin: 0 0 .5rem; }
.section-lead { color: var(--muted); font-size: 1.05rem; }

/* Cards */
.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.4rem; }
.card {
  background: var(--white); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 1.8rem 1.6rem; box-shadow: var(--shadow-sm);
  transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
}
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow); border-color: var(--amber); }
.card-ic {
  display: inline-grid; place-items: center; width: 56px; height: 56px; border-radius: 14px;
  background: linear-gradient(150deg, var(--navy-700), var(--navy-600)); color: var(--amber);
  margin-bottom: 1.1rem;
}
.card-ic .i { width: 1.7em; height: 1.7em; }
.card h3 { margin-bottom: .35em; }
.card p { color: var(--muted); margin: 0; font-size: .97rem; }

/* Why */
.why-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: 3rem; align-items: center; }
.why-list { list-style: none; padding: 0; margin: 1.6rem 0 0; display: grid; gap: 1.1rem; }
.why-list li { display: flex; gap: .9rem; align-items: flex-start; }
.why-list .i { color: var(--amber-600); width: 1.5em; height: 1.5em; margin-top: .15em; }
.why-list strong { display: block; color: var(--ink); }
.why-list span { color: var(--muted); font-size: .95rem; }
.why-visual { display: grid; grid-template-columns: 1fr 1fr; gap: 1.1rem; }
.stat-card {
  background: var(--white); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 1.4rem; text-align: center; box-shadow: var(--shadow-sm);
}
.stat-card .stat-ic {
  display: inline-grid; place-items: center; width: 48px; height: 48px; border-radius: 12px;
  background: var(--navy-900); color: var(--amber); margin-bottom: .7rem;
}
.stat-card strong { display: block; color: var(--ink); font-size: 1.15rem; }
.stat-card small { color: var(--muted); }

/* Zone */
.zone-inner { display: flex; gap: 1.8rem; align-items: center; background: var(--white); border: 1px solid var(--line); border-radius: var(--radius); padding: clamp(1.6rem, 4vw, 2.6rem); box-shadow: var(--shadow-sm); }
.zone-ic { display: inline-grid; place-items: center; width: 72px; height: 72px; flex: none; border-radius: 18px; background: linear-gradient(150deg, var(--navy-800), var(--navy-600)); color: var(--amber); }
.zone-ic .i { width: 2.2em; height: 2.2em; }
.zone-inner h2 { margin-bottom: .3em; }
.zone-inner .btn { margin-top: .6rem; }

/* Contact */
.contact-grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: 3rem; align-items: start; }
.contact-list { list-style: none; padding: 0; margin: 1.4rem 0 0; display: grid; gap: 1rem; }
.contact-list li { display: flex; align-items: center; gap: .8rem; color: var(--text); }
.contact-list .i { color: var(--amber-600); }
.btn-tel-row .btn-tel { font-size: 1.1rem; }
.contact-form { background: var(--white); border: 1px solid var(--line); border-radius: var(--radius); padding: clamp(1.5rem, 4vw, 2.2rem); box-shadow: var(--shadow); }
.field { margin-bottom: 1rem; }
.field label { display: block; font-weight: 600; font-size: .9rem; color: var(--ink); margin-bottom: .35rem; }
.field input, .field textarea {
  width: 100%; padding: .75rem .9rem; border: 1.5px solid var(--line); border-radius: var(--radius-sm);
  font: inherit; color: var(--ink); background: var(--bg-soft); transition: border-color .15s, box-shadow .15s;
}
.field input:focus, .field textarea:focus { outline: none; border-color: var(--amber); box-shadow: 0 0 0 3px var(--amber-glow); background: var(--white); }
.field textarea { resize: vertical; }
.form-success { margin: 1rem 0 0; padding: .85rem 1rem; border-radius: var(--radius-sm); background: rgba(34,197,94,.12); color: #15803d; font-weight: 600; border: 1px solid rgba(34,197,94,.3); }

/* Footer */
.site-footer { background: var(--navy-900); color: rgba(255,255,255,.8); padding: 2.5rem 0; }
.footer-inner { text-align: center; display: grid; gap: .5rem; }
.footer-brand { display: inline-flex; align-items: center; justify-content: center; gap: .55em; color: var(--white); font-weight: 800; font-size: 1.1rem; }
.footer-meta { color: rgba(255,255,255,.6); font-size: .92rem; margin: 0; }
.footer-credit { color: rgba(255,255,255,.4); font-size: .82rem; margin: .4rem 0 0; }

/* Reveal animation */
.reveal { opacity: 0; transform: translateY(22px); transition: opacity .6s ease, transform .6s ease; }
.reveal.visible { opacity: 1; transform: none; }

/* Responsive */
@media (max-width: 900px) {
  .why-grid, .contact-grid { grid-template-columns: 1fr; gap: 2rem; }
  .cards { grid-template-columns: repeat(2, 1fr); }
  .trust-inner { grid-template-columns: repeat(2, 1fr); }
  .zone-inner { flex-direction: column; text-align: center; }
}
@media (max-width: 720px) {
  .burger { display: flex; }
  .nav {
    position: fixed; inset: 68px 0 auto 0; flex-direction: column; align-items: stretch; gap: 0;
    background: var(--navy-900); padding: .5rem 20px 1.2rem; border-bottom: 1px solid rgba(255,255,255,.1);
    transform: translateY(-130%); transition: transform .3s ease; box-shadow: var(--shadow);
  }
  .nav.open { transform: translateY(0); }
  .nav > a { padding: .85rem 0; border-bottom: 1px solid rgba(255,255,255,.08); }
  .nav-cta, .nav-tel { margin-top: .6rem; justify-content: center; }
  .nav-cta { border-bottom: 0; }
}
@media (max-width: 520px) {
  .cards { grid-template-columns: 1fr; }
  .why-visual { grid-template-columns: 1fr 1fr; }
  .hero-actions .btn { width: 100%; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .btn, .card { transition: none; }
}