:root {
  --bg: #f7f6f3;
  --surface: #ffffff;
  --ink: #111110;
  --ink-soft: #5a584f;
  --line: #e4e1d9;
  --accent: #e1572b;
  --accent-ink: #ffffff;

  --font-sans: 'Inter', system-ui, -apple-system, sans-serif;
  --font-serif: 'Fraunces', Georgia, serif;

  --container: 1180px;
  --radius: 14px;
  --header-h: 76px;
}

*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; }
html { scroll-behavior: smooth; scroll-padding-top: var(--header-h); }
body {
  font-family: var(--font-sans);
  background: var(--bg);
  color: var(--ink);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; padding: 0; }
button { font: inherit; cursor: pointer; }

.container { width: 100%; max-width: var(--container); margin: 0 auto; padding: 0 24px; }

.skip-link {
  position: absolute; left: -999px; top: 8px; z-index: 100;
  background: var(--ink); color: #fff; padding: 10px 16px; border-radius: 8px;
}
.skip-link:focus { left: 16px; }

h1, h2, h3 { font-family: var(--font-serif); font-weight: 500; line-height: 1.08; letter-spacing: -0.01em; }
.eyebrow {
  font-size: 0.78rem; letter-spacing: 0.18em; text-transform: uppercase;
  color: var(--accent); font-weight: 600; margin-bottom: 18px;
}

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  background: var(--ink); color: #fff; padding: 14px 26px; border-radius: 999px;
  font-weight: 500; font-size: 0.95rem; border: 1px solid var(--ink);
  transition: transform 0.4s ease, background 0.4s ease, color 0.4s ease;
}
.btn:hover { transform: translateY(-2px); background: var(--accent); border-color: var(--accent); }
.btn-ghost { background: transparent; color: var(--ink); border-color: var(--line); }
.btn-ghost:hover { background: transparent; color: var(--accent); border-color: var(--accent); }
.btn-sm { padding: 10px 20px; font-size: 0.88rem; }
.btn-block { width: 100%; }

.site-header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 50;
  height: var(--header-h); display: flex; align-items: center;
  background: rgba(247, 246, 243, 0.72);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s ease, background 0.3s ease;
}
.site-header.scrolled { border-bottom-color: var(--line); }
.header-inner { display: flex; align-items: center; justify-content: space-between; }

.logo { display: flex; align-items: center; gap: 12px; }
.logo-mark { width: 18px; height: 18px; border-radius: 5px; background: var(--accent); display: inline-block; }
.logo-text { font-family: var(--font-serif); font-weight: 600; font-size: 1.1rem; line-height: 1; display: flex; flex-direction: column; }
.logo-sub { font-family: var(--font-sans); font-size: 0.62rem; letter-spacing: 0.16em; text-transform: uppercase; color: var(--ink-soft); font-weight: 600; margin-top: 3px; }

.nav { display: flex; gap: 32px; }
.nav a { font-size: 0.95rem; color: var(--ink-soft); font-weight: 500; transition: color 0.35s ease; position: relative; }
.nav a:hover { color: var(--ink); }

.menu-toggle { display: none; background: none; border: 0; width: 40px; height: 40px; flex-direction: column; gap: 5px; align-items: center; justify-content: center; }
.menu-toggle span { width: 22px; height: 2px; background: var(--ink); transition: transform 0.3s ease, opacity 0.3s ease; }

.hero { padding-top: calc(var(--header-h) + 70px); }
.hero .container { max-width: 920px; }
.hero-title { font-size: clamp(2.4rem, 6vw, 4.6rem); margin-bottom: 28px; text-wrap: balance; }
.hero-lead { font-size: 1.18rem; color: var(--ink-soft); max-width: 620px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 36px; }
.hero-media {
  margin: 64px auto 0; max-width: var(--container); padding: 0 24px;
}
.hero-media img {
  width: 100%; height: clamp(280px, 50vw, 560px); object-fit: cover;
  border-radius: var(--radius); filter: grayscale(100%);
}

.intro { padding: 96px 0 40px; }
.intro-grid { display: grid; grid-template-columns: 1.3fr 1fr; gap: 56px; align-items: end; }
.intro-statement h2 { font-size: clamp(1.7rem, 3.2vw, 2.5rem); max-width: 16ch; }
.intro-stats { display: flex; flex-wrap: wrap; gap: 36px; }
.stat { display: flex; flex-direction: column; }
.stat-num { font-family: var(--font-serif); font-size: 2.6rem; font-weight: 500; line-height: 1; }
.stat-num .plus { color: var(--accent); }
.stat-label { font-size: 0.85rem; color: var(--ink-soft); margin-top: 8px; }

.section { padding: 110px 0; }
.section-head { max-width: 640px; margin-bottom: 60px; }
.section-title { font-size: clamp(2rem, 4vw, 3rem); margin-bottom: 18px; }
.section-lead { color: var(--ink-soft); font-size: 1.08rem; }

.services { border-top: 1px solid var(--line); }
.service-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 28px; }
.service-card {
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 38px 36px;
  transition: transform 0.45s ease, box-shadow 0.45s ease, border-color 0.45s ease;
}
.service-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 18px 40px -28px rgba(17, 17, 16, 0.4);
  border-color: var(--ink);
}
.service-index { font-family: var(--font-serif); font-size: 1.05rem; color: var(--accent); }
.service-card h3 { font-size: 1.6rem; margin: 14px 0 12px; }
.service-card p { color: var(--ink-soft); }
.tags { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 22px; }
.tags li { font-size: 0.8rem; color: var(--ink-soft); border: 1px solid var(--line); padding: 6px 14px; border-radius: 999px; background: var(--surface); }

.clients { border-top: 1px solid var(--line); }
.logo-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
}
.logo-item {
  display: flex; align-items: center; justify-content: center;
  min-height: 130px; padding: 28px 24px;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.logo-item img {
  max-height: 52px; width: auto; object-fit: contain;
  filter: grayscale(100%);
  opacity: 0.6;
  transition: opacity 0.45s ease, filter 0.45s ease, transform 0.45s ease;
}
.logo-item:hover img { opacity: 1; filter: grayscale(0%); transform: translateY(-2px); }

.about { border-top: 1px solid var(--line); }
.about-grid { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: 64px; align-items: center; }
.about-media img { width: 100%; height: 100%; max-height: 560px; object-fit: cover; border-radius: var(--radius); filter: grayscale(100%); }
.about-body p { color: var(--ink-soft); margin-top: 18px; }
.about-points { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px 20px; margin-top: 32px; }
.about-points li { position: relative; padding-left: 24px; font-weight: 500; }
.about-points li::before { content: ""; position: absolute; left: 0; top: 9px; width: 9px; height: 9px; background: var(--accent); border-radius: 50%; }

.contact { border-top: 1px solid var(--line); }
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; }
.contact-details { margin-top: 36px; display: grid; gap: 18px; }
.contact-details li { display: grid; grid-template-columns: 80px 1fr; gap: 12px; padding-bottom: 16px; border-bottom: 1px solid var(--line); align-items: center; }
.contact-details span { font-size: 0.78rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--ink-soft); }
.contact-details a { transition: color 0.35s ease; }
.contact-details a:hover { color: var(--accent); }

.contact-form { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 32px; display: grid; gap: 20px; }
.field { display: grid; gap: 8px; }
.field label { font-size: 0.85rem; font-weight: 600; }
.field input, .field select, .field textarea {
  font: inherit; padding: 13px 14px; border: 1px solid var(--line); border-radius: 10px;
  background: var(--bg); color: var(--ink); transition: border-color 0.2s ease, box-shadow 0.2s ease;
}
.field textarea { resize: vertical; }
.field input:focus, .field select:focus, .field textarea:focus {
  outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px rgba(225, 87, 43, 0.12);
}
.field.invalid input, .field.invalid textarea { border-color: var(--accent); }
.error { color: var(--accent); font-size: 0.8rem; min-height: 0; }
.form-status { font-size: 0.9rem; font-weight: 500; min-height: 1.2em; }
.form-status.success { color: #2f7d4f; }

.site-footer { background: var(--ink); color: #b9b6ad; padding: 56px 0; }
.footer-inner { display: grid; grid-template-columns: 1.5fr 1fr auto; gap: 32px; align-items: center; }
.footer-brand { display: flex; align-items: center; gap: 14px; }
.footer-name { color: #f7f6f3; font-family: var(--font-serif); font-weight: 500; }
.footer-tag { font-size: 0.85rem; }
.footer-nav { display: flex; gap: 24px; }
.footer-nav a:hover { color: #fff; }
.footer-copy { font-size: 0.85rem; }

.reveal { opacity: 0; transform: translateY(24px); transition: opacity 0.7s ease, transform 0.7s ease; }
.reveal.visible { opacity: 1; transform: none; }
@media (max-width: 900px) {
  .intro-grid, .about-grid, .contact-grid, .service-grid { grid-template-columns: 1fr; gap: 40px; }
  .service-grid { gap: 20px; }
  .logo-row { grid-template-columns: repeat(3, 1fr); }
  .about-media { order: -1; }
  .footer-inner { grid-template-columns: 1fr; text-align: left; }
}
@media (max-width: 720px) {
  .nav, .nav-cta { display: none; }
  .menu-toggle { display: flex; }
  .nav.open {
    display: flex; flex-direction: column; gap: 4px;
    position: absolute; top: var(--header-h); left: 0; right: 0;
    background: var(--bg); border-bottom: 1px solid var(--line);
    padding: 16px 24px 24px;
  }
  .nav.open a { padding: 10px 0; font-size: 1.05rem; border-bottom: 1px solid var(--line); }
  .menu-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .menu-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
  .menu-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
  .section { padding: 80px 0; }
  .logo-row { grid-template-columns: repeat(2, 1fr); }
  .logo-item { min-height: 104px; }
  .logo-item img { max-height: 44px; }
}

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