:root {
    --blue: #0340f0;
    --sky: #22b0fa;
    --navy: #0b1f4d;
    --ink: #0f1a33;
    --muted: #55607a;
    --line: #e4e8f1;
    --bg: #ffffff;
    --soft: #f4f7fd;
    --radius: 16px;
    --max: 1160px;
  }
  * { box-sizing: border-box; }
  html { scroll-behavior: smooth; scroll-padding-top: 80px; }
  body {
    margin: 0;
    font-family: "Plus Jakarta Sans", system-ui, sans-serif;
    color: var(--ink);
    background: var(--bg);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
  }
  h1, h2, h3, .brand { font-family: "Outfit", system-ui, sans-serif; color: var(--navy); }
  a { color: inherit; text-decoration: none; }
  .wrap { max-width: var(--max); margin: 0 auto; padding: 0 24px; }

  /* Header */
  header {
    position: sticky; top: 0; z-index: 10;
    background: rgba(255,255,255,.85);
    backdrop-filter: saturate(180%) blur(12px);
    -webkit-backdrop-filter: saturate(180%) blur(12px);
    border-bottom: 1px solid var(--line);
  }
  .nav { display: flex; align-items: center; justify-content: space-between; height: 72px; }
  .brand { display: flex; align-items: center; gap: 10px; }
  .brand img { width: 34px; height: 34px; }
  .brand-text { display: flex; flex-direction: column; line-height: 1; }
  .brand-text b { font-size: 25px; font-weight: 700; letter-spacing: -.02em; }
  .brand-text small { font-size: 10px; font-weight: 600; letter-spacing: .32em; margin-top: 3px; }
  .nav ul { display: flex; gap: 30px; list-style: none; margin: 0; padding: 0; font-weight: 500; font-size: 15px; }
  .nav ul a { color: var(--muted); transition: color .15s ease; }
  .nav ul a:hover { color: var(--blue); }

  .btn {
    display: inline-flex; align-items: center; gap: 8px;
    padding: 12px 22px; border-radius: 999px;
    font-weight: 600; font-size: 15px;
    background: var(--blue); color: #fff;
    transition: background-color .15s ease, transform .1s ease;
  }
  .btn:hover { background: #0236c9; }
  .btn:active { transform: scale(.97); }
  .btn.ghost { background: transparent; color: var(--navy); border: 1px solid var(--line); }
  .btn.ghost:hover { border-color: var(--navy); }

  /* Hero */
  .hero { position: relative; overflow: hidden; padding: 104px 0 88px; }
  .hero::before {
    content: ""; position: absolute; inset: 0; z-index: -1;
    background:
      radial-gradient(600px 360px at 85% 20%, rgba(34,176,250,.18), transparent 70%),
      radial-gradient(700px 420px at 10% 90%, rgba(3,64,240,.10), transparent 70%);
  }
  .hero-grid { display: grid; grid-template-columns: 1.15fr .85fr; gap: 56px; align-items: center; }
  .eyebrow {
    display: inline-block; padding: 6px 14px; border-radius: 999px;
    background: var(--soft); color: var(--blue);
    font-size: 13px; font-weight: 600; margin-bottom: 20px;
  }
  .hero h1 { font-size: clamp(38px, 5.4vw, 62px); line-height: 1.05; letter-spacing: -.03em; margin: 0 0 20px; }
  .hero h1 span { color: var(--blue); }
  .hero p { font-size: 18px; color: var(--muted); max-width: 540px; margin: 0 0 32px; }
  .cta { display: flex; gap: 12px; flex-wrap: wrap; }
  .hero-mark { display: flex; justify-content: center; }
  .hero-mark img { width: min(100%, 340px); filter: drop-shadow(0 30px 60px rgba(3,64,240,.18)); }

  .stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; margin-top: 72px; padding-top: 32px; border-top: 1px solid var(--line); }
  .stats b { display: block; font-family: "Outfit", sans-serif; font-size: 40px; line-height: 1.1; color: var(--navy); letter-spacing: -.02em; }
  .stats span { font-size: 14px; color: var(--muted); }

  /* Sections */
  section { padding: 96px 0; }
  .soft { background: var(--soft); }
  .head { max-width: 640px; margin-bottom: 48px; }
  .head h2 { font-size: clamp(30px, 3.6vw, 42px); line-height: 1.15; letter-spacing: -.02em; margin: 8px 0 12px; }
  .head p { color: var(--muted); margin: 0; font-size: 17px; }
  .kicker { color: var(--blue); font-weight: 600; font-size: 14px; letter-spacing: .08em; text-transform: uppercase; }

  /* About */
  .about { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center; }
  .about .head { margin-bottom: 0; }
  .about-text p { color: var(--muted); font-size: 16px; margin: 0 0 16px; }
  .values { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-top: 24px; }
  .values div { padding: 16px 18px; border-radius: 14px; background: var(--soft); }
  .values b { display: block; color: var(--navy); font-size: 15px; }
  .values span { color: var(--muted); font-size: 14px; }

  /* Services */
  .cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
  .card {
    background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
    padding: 28px; transition: border-color .2s ease, box-shadow .2s ease;
  }
  .card:hover, .project:hover { border-color: #c9d4f2; box-shadow: 0 12px 32px rgba(11,31,77,.07); }
  a.card, a.project { display: block; }
  .more { display: inline-block; margin-top: 16px; font-weight: 600; font-size: 14px; color: var(--blue); }
  .icon {
    width: 44px; height: 44px; border-radius: 12px; display: grid; place-items: center;
    background: linear-gradient(135deg, var(--blue), var(--sky)); color: #fff; margin-bottom: 18px;
  }
  .icon svg { width: 22px; height: 22px; }
  .card h3 { font-size: 20px; line-height: 1.3; margin: 0 0 8px; }
  .card p { margin: 0 0 14px; color: var(--muted); font-size: 15px; }
  .tags { display: flex; flex-wrap: wrap; gap: 6px; list-style: none; margin: 0; padding: 0; }
  .tags li { font-size: 12px; font-weight: 600; color: var(--blue); background: var(--soft); padding: 4px 10px; border-radius: 999px; }

  /* Sectors */
  .sectors { display: flex; flex-wrap: wrap; gap: 10px; }
  .sectors span {
    padding: 12px 20px; border-radius: 999px; border: 1px solid var(--line);
    font-weight: 600; color: var(--navy); font-size: 15px; background: #fff;
  }

  /* Projects */
  .projects { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
  .project { border-radius: var(--radius); overflow: hidden; background: #fff; border: 1px solid var(--line); transition: border-color .2s ease, box-shadow .2s ease; }
  .thumb { aspect-ratio: 16 / 10; position: relative; display: grid; place-items: center; }
  .thumb::after {
    content: ""; position: absolute; inset: 0;
    background-image: radial-gradient(rgba(255,255,255,.18) 1px, transparent 1px);
    background-size: 16px 16px;
  }
  .thumb svg { width: 56px; height: 56px; color: rgba(255,255,255,.9); position: relative; z-index: 1; }
  .t1 { background: linear-gradient(135deg, #0340f0, #22b0fa); }
  .t2 { background: linear-gradient(135deg, #0b1f4d, #0340f0); }
  .t3 { background: linear-gradient(135deg, #22b0fa, #0b1f4d); }
  .project-body { padding: 22px 24px 26px; }
  .project-body small { color: var(--blue); font-weight: 600; font-size: 13px; }
  .project-body h3 { font-size: 19px; line-height: 1.3; margin: 6px 0 8px; }
  .project-body p { margin: 0; color: var(--muted); font-size: 15px; }

  /* Process */
  .steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; counter-reset: s; }
  .step { padding: 24px; border-radius: var(--radius); background: #fff; border: 1px solid var(--line); }
  .step::before {
    counter-increment: s; content: "0" counter(s);
    font-family: "Outfit", sans-serif; font-weight: 700; font-size: 28px; color: var(--sky);
  }
  .step h3 { font-size: 18px; margin: 8px 0 6px; }
  .step p { margin: 0; color: var(--muted); font-size: 15px; }

  /* Contact */
  .contact {
    border-radius: 24px; padding: 56px;
    background: linear-gradient(135deg, var(--navy), #0a2f8f);
    color: #dfe7ff; display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: center;
  }
  .contact h2 { color: #fff; font-size: clamp(28px, 3.4vw, 40px); margin: 0 0 12px; letter-spacing: -.02em; line-height: 1.15; }
  .contact > div > p { margin: 0 0 28px; }
  .contact .lines { display: grid; gap: 12px; }
  .contact .lines a, .contact .lines div {
    display: flex; gap: 12px; align-items: flex-start; padding: 16px 20px;
    border-radius: 14px; background: rgba(255,255,255,.08); color: #fff; font-weight: 500; font-size: 15px;
    transition: background-color .15s ease;
  }
  .contact .lines a:hover { background: rgba(255,255,255,.14); }
  .contact .lines svg { width: 20px; height: 20px; flex: none; color: var(--sky); margin-top: 1px; }

  footer { padding: 56px 0 32px; border-top: 1px solid var(--line); color: var(--muted); font-size: 14px; }
  .foot { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 32px; }
  .foot p { margin: 14px 0 0; max-width: 280px; }
  .foot h4 { margin: 0 0 12px; color: var(--navy); font-size: 14px; }
  .foot ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 8px; }
  .foot a:hover { color: var(--blue); }
  .copy { margin-top: 40px; padding-top: 24px; border-top: 1px solid var(--line); display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap; }

  @media (max-width: 1000px) {
    .cards, .projects { grid-template-columns: 1fr 1fr; }
  }
  @media (max-width: 920px) {
    .hero-grid, .about, .contact { grid-template-columns: 1fr; }
    .about { gap: 32px; }
    .hero-mark { display: none; }
    .steps, .stats { grid-template-columns: 1fr 1fr; }
    .foot { grid-template-columns: 1fr 1fr; }
    .nav ul { display: none; }
  }
  @media (max-width: 600px) {
    .wrap { padding: 0 16px; }
    .hero { padding: 64px 0; }
    section { padding: 64px 0; }
    .cards, .projects, .steps, .values { grid-template-columns: 1fr; }
    .stats b { font-size: 32px; }
    .contact { padding: 32px 20px; }
    .nav .btn { padding: 10px 16px; font-size: 14px; }
  }
  /* Detail pages */
  .page-hero { position: relative; overflow: hidden; padding: 64px 0 56px; background: var(--soft); }
  .page-hero::before {
    content: ""; position: absolute; inset: 0;
    background: radial-gradient(520px 300px at 90% 0%, rgba(34,176,250,.20), transparent 70%);
  }
  .page-hero .wrap { position: relative; }
  .crumbs { display: flex; flex-wrap: wrap; gap: 8px; font-size: 14px; color: var(--muted); margin-bottom: 24px; }
  .crumbs a:hover { color: var(--blue); }
  .crumbs span[aria-hidden] { opacity: .5; }
  .page-hero h1 { font-size: clamp(34px, 4.6vw, 54px); line-height: 1.08; letter-spacing: -.03em; margin: 10px 0 16px; max-width: 820px; }
  .lead { font-size: 19px; color: var(--muted); max-width: 680px; margin: 0; }
  .page-hero .tags { margin-top: 24px; }
  .page-hero .tags li { background: #fff; }

  .detail { display: grid; grid-template-columns: minmax(0, 1fr) 320px; gap: 56px; align-items: start; }
  .prose h2 { font-size: 28px; letter-spacing: -.02em; line-height: 1.2; margin: 0 0 16px; }
  .prose > * + h2 { margin-top: 56px; }
  .prose p { color: var(--muted); font-size: 17px; margin: 0 0 16px; }
  .offers { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
  .offers div { padding: 22px; border: 1px solid var(--line); border-radius: 14px; }
  .offers b { display: block; color: var(--navy); font-family: "Outfit", sans-serif; font-size: 17px; margin-bottom: 4px; }
  .offers span { color: var(--muted); font-size: 15px; }
  .prose .list { margin-top: 8px; }

  .list { list-style: none; margin: 0; padding: 0; display: grid; gap: 18px; }
  .list li { display: grid; grid-template-columns: 28px 1fr; gap: 14px; }
  .list li::before {
    content: ""; width: 28px; height: 28px; border-radius: 50%;
    background: var(--soft) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%230340f0' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M5 12l5 5L20 7'/%3E%3C/svg%3E") center / 14px no-repeat;
  }
  .list b { display: block; color: var(--navy); }
  .list span { color: var(--muted); font-size: 15px; }
  .faq { display: grid; gap: 12px; }
  .faq details { border: 1px solid var(--line); border-radius: 14px; padding: 0 22px; }
  .faq summary {
    cursor: pointer; list-style: none; padding: 18px 0; font-weight: 600; color: var(--navy);
    display: flex; justify-content: space-between; gap: 16px;
  }
  .faq summary::-webkit-details-marker { display: none; }
  .faq summary::after { content: "+"; color: var(--blue); font-size: 20px; line-height: 1; transition: transform .2s ease; }
  .faq details[open] summary::after { transform: rotate(45deg); }
  .faq details p { margin: 0 0 18px; font-size: 16px; }

  .aside { position: sticky; top: 96px; display: grid; gap: 16px; }
  .aside-card { border-radius: var(--radius); padding: 28px; background: linear-gradient(135deg, var(--navy), #0a2f8f); color: #dfe7ff; }
  .aside-card h3 { color: #fff; font-size: 21px; margin: 0 0 8px; }
  .aside-card p { margin: 0 0 20px; font-size: 15px; }
  .aside-card .btn { width: 100%; justify-content: center; }
  .aside-card small { display: block; margin-top: 14px; font-size: 14px; text-align: center; }
  .aside-card small a { color: #fff; font-weight: 600; }
  .facts { border: 1px solid var(--line); border-radius: var(--radius); padding: 8px 24px; }
  .facts div { display: flex; justify-content: space-between; gap: 16px; padding: 14px 0; font-size: 15px; }
  .facts div + div { border-top: 1px solid var(--line); }
  .facts dt { color: var(--muted); }
  .facts dd { margin: 0; color: var(--navy); font-weight: 600; text-align: right; }

  .metrics { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
  .metrics div { padding: 22px; border-radius: 14px; background: var(--soft); }
  .metrics b { display: block; font-family: "Outfit", sans-serif; font-size: 34px; line-height: 1.1; color: var(--blue); letter-spacing: -.02em; }
  .metrics span { color: var(--muted); font-size: 14px; }
  .cover { border-radius: var(--radius); overflow: hidden; margin-bottom: 48px; }
  .cover .thumb { aspect-ratio: 21 / 9; }
  .cover .thumb svg { width: 88px; height: 88px; }

  @media (max-width: 920px) {
    .detail { grid-template-columns: 1fr; }
    .aside { position: static; }
  }
  @media (max-width: 600px) {
    .offers, .metrics { grid-template-columns: 1fr; }
    .page-hero { padding: 48px 0 40px; }
    .cover .thumb { aspect-ratio: 16 / 10; }
  }
  @media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    * { transition: none !important; }
  }