:root {
  color-scheme: dark;
  --ink: #07111f;
  --ink-soft: #0d1b2d;
  --paper: #f4f7f7;
  --muted: #a9b6c5;
  --line: rgba(255, 255, 255, 0.12);
  --cyan: #55e6d4;
  --cyan-dark: #0ca694;
  --white: #ffffff;
  --shadow: 0 24px 80px rgba(0, 0, 0, 0.28);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--ink);
  color: var(--white);
  font-family: "DM Sans", system-ui, sans-serif;
  line-height: 1.6;
}
a { color: inherit; text-decoration: none; }
.shell { width: min(1160px, calc(100% - 40px)); margin: 0 auto; }
.skip-link { position: fixed; left: 16px; top: -80px; z-index: 100; padding: 10px 14px; background: var(--cyan); color: var(--ink); border-radius: 8px; }
.skip-link:focus { top: 16px; }

.site-header {
  position: fixed;
  z-index: 20;
  inset: 0 0 auto;
  border-bottom: 1px solid transparent;
  transition: background .25s ease, border-color .25s ease;
}
.site-header.scrolled { background: rgba(7, 17, 31, .88); border-color: var(--line); backdrop-filter: blur(16px); }
.nav-wrap { height: 76px; display: flex; align-items: center; justify-content: space-between; }
.brand { display: inline-flex; align-items: center; gap: 10px; font-family: "Manrope", sans-serif; font-weight: 800; letter-spacing: -.03em; }
.brand-mark { display: grid; place-items: center; width: 31px; height: 31px; color: var(--ink); background: var(--cyan); border-radius: 8px 2px 8px 2px; font-size: 16px; }
nav { display: flex; align-items: center; gap: 30px; font-size: 14px; color: #d8e0e8; }
nav a:hover { color: var(--cyan); }
.nav-cta { padding: 10px 15px; border: 1px solid var(--line); border-radius: 999px; }

.hero {
  min-height: 760px;
  display: grid;
  align-items: center;
  padding: 150px 0 90px;
  overflow: hidden;
  background:
    radial-gradient(circle at 78% 38%, rgba(85, 230, 212, .12), transparent 27%),
    linear-gradient(rgba(255,255,255,.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.025) 1px, transparent 1px);
  background-size: auto, 72px 72px, 72px 72px;
}
.hero-grid { display: grid; grid-template-columns: minmax(0, 1.18fr) minmax(330px, .72fr); gap: 80px; align-items: center; }
.eyebrow { margin: 0 0 20px; color: var(--cyan); text-transform: uppercase; font-size: 12px; font-weight: 700; letter-spacing: .16em; }
.eyebrow span { display: inline-block; width: 28px; height: 1px; margin: 0 10px 4px 0; background: currentColor; }
h1, h2, h3 { font-family: "Manrope", sans-serif; margin-top: 0; }
h1 { max-width: 780px; margin-bottom: 24px; font-size: clamp(48px, 6vw, 78px); line-height: 1.02; letter-spacing: -.055em; }
h1 em { color: var(--cyan); font-style: normal; }
.hero-lead { max-width: 650px; margin: 0; color: #bdc8d4; font-size: clamp(18px, 2vw, 21px); }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 36px; }
.button { display: inline-flex; align-items: center; justify-content: center; gap: 12px; min-height: 50px; padding: 0 20px; border-radius: 10px; font-weight: 700; transition: transform .2s ease, background .2s ease; }
.button:hover { transform: translateY(-2px); }
.button-primary { color: var(--ink); background: var(--cyan); }
.button-primary:hover { background: #7af0e1; }
.button-ghost { border: 1px solid var(--line); color: #dce5ed; }
.microcopy { margin-top: 18px; color: #7f8ea0; font-size: 13px; }

.signal-card { position: relative; padding: 24px; border: 1px solid var(--line); background: linear-gradient(145deg, rgba(18, 37, 57, .94), rgba(8, 21, 35, .95)); border-radius: 22px; box-shadow: var(--shadow); }
.signal-card::before { content: ""; position: absolute; inset: -1px; border-radius: inherit; pointer-events: none; background: linear-gradient(135deg, rgba(85,230,212,.38), transparent 35%); mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0); mask-composite: exclude; padding: 1px; }
.signal-top { display: flex; justify-content: space-between; gap: 10px; color: #8292a3; font-size: 11px; text-transform: uppercase; letter-spacing: .1em; }
.status { color: var(--cyan); }
.status i { display: inline-block; width: 7px; height: 7px; margin-right: 5px; background: var(--cyan); border-radius: 50%; box-shadow: 0 0 14px var(--cyan); }
.score-ring { display: grid; place-items: center; width: 150px; height: 150px; margin: 34px auto; border-radius: 50%; background: radial-gradient(circle at center, var(--ink-soft) 57%, transparent 58%), conic-gradient(var(--cyan) 0 74%, rgba(255,255,255,.08) 74%); }
.score-ring div { display: grid; text-align: center; }
.score-ring strong { font: 800 42px/1 "Manrope", sans-serif; }
.score-ring span { color: #8595a6; font-size: 11px; text-transform: uppercase; letter-spacing: .12em; }
.signal-list { display: grid; gap: 10px; margin: 0; padding: 0; list-style: none; }
.signal-list li { display: flex; align-items: center; gap: 13px; padding: 12px; border: 1px solid rgba(255,255,255,.07); border-radius: 12px; background: rgba(255,255,255,.025); }
.signal-list li > span { color: var(--cyan); font: 700 12px "Manrope", sans-serif; }
.signal-list p { display: flex; justify-content: space-between; width: 100%; margin: 0; color: #8190a1; font-size: 12px; }
.signal-list strong { color: #eef4f7; }

.section { padding: 110px 0; background: var(--paper); color: var(--ink); }
.section-heading { max-width: 680px; }
.section-heading h2 { margin-bottom: 18px; font-size: clamp(36px, 4.4vw, 56px); line-height: 1.08; letter-spacing: -.045em; }
.section-heading > p:last-child { color: #607083; font-size: 18px; }
.service-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; margin-top: 58px; }
.service-card { min-height: 320px; padding: 30px; border: 1px solid #dce3e5; border-radius: 18px; background: #fff; transition: transform .2s ease, box-shadow .2s ease; }
.service-card:hover { transform: translateY(-5px); box-shadow: 0 20px 50px rgba(19, 41, 59, .09); }
.service-card.featured { background: var(--ink-soft); color: #fff; border-color: var(--ink-soft); }
.service-icon { display: grid; place-items: center; width: 44px; height: 44px; margin-bottom: 50px; color: var(--cyan-dark); background: #e6faf7; border-radius: 12px; font-size: 22px; }
.featured .service-icon { color: var(--cyan); background: rgba(85,230,212,.12); }
.service-number { margin: 0 0 10px; color: #8a98a7; font-size: 12px; font-weight: 700; }
.service-card h3 { margin-bottom: 12px; font-size: 23px; letter-spacing: -.025em; }
.service-card > p:last-child { margin: 0; color: #657586; }
.featured > p:last-child { color: #a8b6c5; }

.method-section { background: #eaf0f0; }
.method-grid { display: grid; grid-template-columns: .8fr 1.2fr; gap: 90px; }
.sticky-copy { align-self: start; position: sticky; top: 120px; }
.steps { margin: 0; padding: 0; list-style: none; }
.steps li { display: grid; grid-template-columns: 65px 1fr; gap: 18px; padding: 30px 0; border-bottom: 1px solid #ccd7d9; }
.steps li:first-child { padding-top: 0; }
.steps li > span { color: var(--cyan-dark); font: 700 13px "Manrope", sans-serif; }
.steps h3 { margin-bottom: 8px; font-size: 24px; }
.steps p { margin: 0; color: #657586; }

.contact-section { background: var(--paper); padding-top: 0; }
.contact-panel { display: grid; grid-template-columns: 1.15fr .85fr; gap: 70px; align-items: end; padding: 64px; border-radius: 24px; background: var(--cyan-dark); color: #fff; box-shadow: 0 28px 70px rgba(8, 91, 82, .2); }
.contact-panel h2 { max-width: 650px; margin: 0; font-size: clamp(36px, 4.3vw, 58px); line-height: 1.08; letter-spacing: -.045em; }
.eyebrow.light { color: #d9fff9; }
.contact-action p { margin: 0 0 24px; color: #d5f5f0; }
.button-light { background: #fff; color: var(--ink); }

footer { padding: 32px 0; background: var(--ink); color: #8f9eae; font-size: 13px; }
.footer-wrap { display: flex; align-items: center; justify-content: space-between; gap: 20px; }
footer .brand { color: #fff; }

@media (max-width: 900px) {
  nav > a:not(.nav-cta) { display: none; }
  .hero-grid, .method-grid, .contact-panel { grid-template-columns: 1fr; }
  .hero-grid { gap: 56px; }
  .hero { padding-top: 130px; }
  .signal-card { max-width: 520px; }
  .service-grid { grid-template-columns: 1fr; }
  .service-card { min-height: auto; }
  .service-icon { margin-bottom: 30px; }
  .sticky-copy { position: static; }
}

@media (max-width: 600px) {
  .shell { width: min(100% - 28px, 1160px); }
  .nav-wrap { height: 68px; }
  .nav-cta { padding: 8px 11px; font-size: 12px; }
  .hero { min-height: auto; padding: 112px 0 70px; }
  h1 { font-size: 44px; }
  .hero-actions, .button { width: 100%; }
  .section { padding: 76px 0; }
  .contact-section { padding-top: 0; }
  .contact-panel { gap: 36px; padding: 34px 24px; }
  .signal-top, .signal-list p { font-size: 10px; }
  .footer-wrap { flex-direction: column; text-align: center; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; }
}