:root {
  --navy: #13233F;
  --navy-2: #1C3256;
  --orange: #F26B1D;
  --orange-dark: #D9570C;
  --slate: #5B6B7F;
  --paper: #F5F3EF;
  --line: #E4E1DB;
  --white: #FFFFFF;
  --radius: 12px;
  --head: "Montserrat", system-ui, sans-serif;
  --body: "Inter", system-ui, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 80px; }
body { margin: 0; font-family: var(--body); color: var(--navy); background: var(--white); line-height: 1.6; font-size: 17px; -webkit-font-smoothing: antialiased; }
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; }
h1, h2, h3 { font-family: var(--head); line-height: 1.2; margin: 0 0 16px; }
h1 { font-size: clamp(32px, 4.6vw, 50px); font-weight: 800; letter-spacing: -0.01em; }
h2 { font-size: clamp(26px, 3.2vw, 36px); font-weight: 800; }
h3 { font-size: 19px; font-weight: 700; }
p { margin: 0 0 16px; }

.container { width: 100%; max-width: 1140px; margin: 0 auto; padding: 0 20px; }
.narrow { max-width: 760px; }
.center { text-align: center; }
.section { padding: 88px 0; }
.section.alt { background: var(--paper); }
.eyebrow { font-family: var(--head); font-weight: 700; font-size: 13px; letter-spacing: .14em; text-transform: uppercase; color: var(--orange); margin-bottom: 12px; }
.lead { font-size: 19px; color: var(--slate); }
.sub { color: var(--slate); max-width: 680px; margin: 0 auto 40px; }

/* buttons */
.btn { display: inline-block; background: var(--orange); color: var(--white); font-family: var(--head); font-weight: 700; font-size: 16px; padding: 15px 26px; border-radius: 8px; text-decoration: none; border: 2px solid var(--orange); cursor: pointer; transition: background .15s, border-color .15s; }
.btn:hover { background: var(--orange-dark); border-color: var(--orange-dark); }
.btn-sm { padding: 10px 18px; font-size: 14px; }
.btn-ghost { background: transparent; color: var(--navy); border-color: var(--navy); }
.btn-ghost:hover { background: var(--navy); color: var(--white); border-color: var(--navy); }
.btn-block { width: 100%; }

/* header */
.site-header { position: sticky; top: 0; z-index: 10; background: rgba(255,255,255,.96); backdrop-filter: blur(6px); border-bottom: 1px solid var(--line); }
.nav { display: flex; align-items: center; gap: 24px; height: 72px; }
.brand img { width: 220px; height: auto; }
.nav-links { display: flex; gap: 28px; margin-left: auto; }
.nav-links a { text-decoration: none; font-weight: 500; font-size: 15px; color: var(--slate); }
.nav-links a:hover { color: var(--navy); }

/* hero */
.hero { padding: 80px 0 72px; background: linear-gradient(180deg, var(--paper), var(--white)); }
.hero-grid { display: grid; grid-template-columns: 1.35fr 1fr; gap: 56px; align-items: center; }
.hero-cta { display: flex; gap: 12px; flex-wrap: wrap; margin: 28px 0 32px; }
.hero-proof { list-style: none; padding: 0; margin: 0; display: flex; gap: 28px; flex-wrap: wrap; color: var(--slate); font-size: 15px; }
.hero-proof strong { display: block; color: var(--navy); font-family: var(--head); font-size: 18px; }
.hero-art { display: grid; grid-template-columns: repeat(3, 1fr); grid-template-rows: repeat(3, 1fr); gap: 14px; aspect-ratio: 89 / 68; max-width: 420px; margin-left: auto; width: 100%; }
.brick { background: var(--navy); border-radius: 8px; animation: rise .6s ease-out both; }
.brick.accent { background: var(--orange); }
.b1 { grid-area: 1 / 3; animation-delay: .5s; }
.b2 { grid-area: 2 / 2; animation-delay: .35s; }
.b3 { grid-area: 2 / 3; animation-delay: .4s; }
.b4 { grid-area: 3 / 2; animation-delay: .15s; }
.b5 { grid-area: 3 / 3; animation-delay: .2s; }
.b6 { grid-area: 3 / 1; animation-delay: 0s; }
@keyframes rise { from { opacity: 0; transform: translateY(16px); } to { opacity: 1; transform: none; } }
@media (prefers-reduced-motion: reduce) { .brick { animation: none; } html { scroll-behavior: auto; } }

/* trades strip */
.trades { background: var(--navy); color: var(--white); padding: 22px 0; }
.trades .container { display: flex; align-items: center; gap: 24px; flex-wrap: wrap; }
.trades p { margin: 0; font-size: 13px; text-transform: uppercase; letter-spacing: .12em; color: #AFC0D6; font-weight: 600; }
.trades ul { list-style: none; display: flex; flex-wrap: wrap; gap: 8px 22px; padding: 0; margin: 0; font-family: var(--head); font-weight: 600; font-size: 15px; }

/* cards */
.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-top: 40px; }
.card { background: var(--white); border: 1px solid var(--line); border-radius: var(--radius); padding: 28px; border-top: 4px solid var(--navy); }
.card:nth-child(3), .card:nth-child(4) { border-top-color: var(--orange); }
.card p { color: var(--slate); margin: 0; font-size: 16px; }

/* results */
.stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-bottom: 20px; }
.stat { background: var(--navy); color: var(--white); border-radius: var(--radius); padding: 28px; text-align: center; }
.stat .num { display: block; font-family: var(--head); font-weight: 800; font-size: clamp(32px, 4vw, 44px); color: var(--white); }
.stat:nth-child(3) .num { color: var(--orange); }
.stat .label { color: #AFC0D6; font-size: 15px; }
.cases { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.case { border: 1px solid var(--line); border-radius: var(--radius); padding: 24px; }
.case .tag { font-size: 13px; font-weight: 600; text-transform: uppercase; letter-spacing: .08em; color: var(--slate); margin-bottom: 6px; }
.case .big { font-family: var(--head); font-weight: 800; font-size: 34px; margin-bottom: 6px; }
.case .big small { font-size: 16px; color: var(--slate); font-weight: 600; }
.case p:last-child { margin: 0; color: var(--slate); font-size: 15px; }
.more-proof { margin-top: 20px; background: var(--paper); border-radius: var(--radius); padding: 18px 22px; }
.more-proof p { margin: 0; font-size: 16px; }
.disclaimer { font-size: 13px; color: var(--slate); margin-top: 16px; text-align: center; }

/* steps */
.steps { list-style: none; padding: 0; margin: 40px 0 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.steps li { background: var(--white); border-radius: var(--radius); padding: 26px; border: 1px solid var(--line); }
.steps span { display: inline-grid; place-items: center; width: 38px; height: 38px; border-radius: 8px; background: var(--orange); color: var(--white); font-family: var(--head); font-weight: 800; margin-bottom: 14px; }
.steps p { color: var(--slate); font-size: 16px; margin: 0; }

/* why */
.two-col { display: grid; grid-template-columns: 1fr 1.3fr; gap: 56px; align-items: start; }
.checks { list-style: none; padding: 0; margin: 0; display: grid; gap: 18px; }
.checks li { padding-left: 38px; position: relative; color: var(--slate); }
.checks li strong { color: var(--navy); }
.checks li::before { content: ""; position: absolute; left: 0; top: 4px; width: 22px; height: 16px; border-radius: 3px; background: var(--orange); }

/* credentials */
.creds { list-style: none; padding: 0; margin: 8px 0 0; display: grid; gap: 8px; }
.creds li { padding-left: 26px; position: relative; color: var(--slate); font-size: 15px; }
.creds li::before { content: ""; position: absolute; left: 0; top: 7px; width: 14px; height: 10px; border-radius: 2px; background: var(--orange); }

/* faq */
details { border-bottom: 1px solid var(--line); padding: 18px 0; }
summary { font-family: var(--head); font-weight: 700; font-size: 18px; cursor: pointer; list-style: none; display: flex; justify-content: space-between; gap: 16px; }
summary::-webkit-details-marker { display: none; }
summary::after { content: "+"; color: var(--orange); font-size: 24px; line-height: 1; }
details[open] summary::after { content: "–"; }
details p { color: var(--slate); margin: 12px 0 0; }

/* audit form */
.cta { background: var(--navy); color: var(--white); }
.cta h2 { color: var(--white); }
.cta p { color: #C9D5E5; }
.cta a { color: var(--white); }
.eyebrow.light { color: var(--orange); }
.small { font-size: 15px; }
.form-grid { display: grid; grid-template-columns: 1fr 1.25fr; gap: 56px; align-items: start; }
.form { background: var(--white); color: var(--navy); border-radius: var(--radius); padding: 28px; display: grid; gap: 14px; }
.form .row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.form label { display: grid; gap: 6px; font-size: 14px; font-weight: 600; }
.form input:not([type=checkbox]), .form select, .form textarea { font: inherit; font-size: 16px; font-weight: 400; padding: 11px 12px; border: 1px solid #CBD2DB; border-radius: 8px; width: 100%; background: var(--white); color: var(--navy); }
.form input:focus, .form select:focus, .form textarea:focus { outline: 2px solid var(--orange); outline-offset: 1px; border-color: var(--orange); }
.form .consent { display: flex; gap: 10px; align-items: flex-start; font-weight: 400; font-size: 13px; color: var(--slate); }
.form .consent input { margin-top: 3px; accent-color: var(--orange); }
.form .consent a { color: var(--navy); }
.hp { display: none; }
.form-status { margin: 0; font-size: 15px; font-weight: 600; min-height: 1em; }
.form-status.ok { color: #1D7A45; }
.form-status.err { color: #B42318; }

/* footer */
.site-footer { background: #0D1A30; color: #AFC0D6; padding: 40px 0; font-size: 14px; }
.foot { display: grid; gap: 10px; }
.foot p { margin: 0; }
.foot a { color: var(--white); }
.copy { font-size: 12px; }

/* responsive */
@media (max-width: 960px) {
  .cards, .cases, .stats { grid-template-columns: 1fr 1fr; }
  .steps { grid-template-columns: 1fr 1fr; }
  .hero-grid, .two-col, .form-grid { grid-template-columns: 1fr; gap: 36px; }
  .hero-art { max-width: 300px; margin: 0; }
}
@media (max-width: 720px) {
  body { font-size: 16px; }
  .nav-links { display: none; }
  .nav { justify-content: space-between; height: 64px; }
  .brand img { width: 170px; }
  .section { padding: 64px 0; }
  .hero { padding: 48px 0; }
  .cards, .cases, .stats, .steps, .form .row { grid-template-columns: 1fr; }
  .hero-art { display: none; }
  .form { padding: 20px; }
}