:root {
  --bg: #f7f4ee;
  --bg-alt: #efe8d8;
  --surface: #ffffff;
  --surface-border: #e2d9bf;
  --text: #1c2333;
  --text-dim: #5b6172;
  --accent: #a97729;
  --accent-2: #7a3b2e;
  --radius: 8px;
  --max-width: 1140px;
  --serif: 'Fraunces', Georgia, 'Times New Roman', serif;
  --sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

h1, h2, h3, .serif { font-family: var(--serif); }

.accent { color: var(--accent); }

a { color: inherit; text-decoration: none; }

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(10px);
  background: rgba(247, 244, 238, 0.9);
  border-bottom: 1px solid var(--surface-border);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
  gap: 20px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: var(--serif);
  font-weight: 700;
  font-size: 1.2rem;
  letter-spacing: -0.01em;
  white-space: nowrap;
}
.brand-mark { width: 38px; height: 38px; flex-shrink: 0; }
.brand-sub {
  display: block;
  font-family: var(--sans);
  font-weight: 500;
  font-size: 0.68rem;
  letter-spacing: 0.14em;
  color: var(--text-dim);
  text-transform: uppercase;
}
.nav {
  display: flex;
  align-items: center;
  gap: 30px;
}
.nav a.nav-link {
  color: var(--text-dim);
  font-weight: 500;
  font-size: 0.94rem;
  transition: color 0.15s ease;
}
.nav a.nav-link:hover { color: var(--text); }

.lang-badges {
  display: flex;
  align-items: center;
  gap: 5px;
  font-size: 0.74rem;
  font-weight: 700;
  letter-spacing: 0.03em;
  color: var(--text-dim);
}
.lang-badges a {
  border: 1px solid var(--surface-border);
  border-radius: 4px;
  padding: 3px 6px;
  color: var(--text-dim);
  transition: all 0.15s ease;
}
.lang-badges a:hover { border-color: var(--accent); color: var(--text); }
.lang-badges a.active {
  background: var(--text);
  border-color: var(--text);
  color: #fff;
}

.nav-cta {
  color: #fff !important;
  background: var(--text);
  padding: 10px 20px;
  border-radius: 999px;
  font-weight: 600 !important;
  font-size: 0.92rem;
  transition: background 0.15s ease;
}
.nav-cta:hover { background: var(--accent-2); }

.mobile-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
}
.mobile-toggle span {
  width: 24px;
  height: 2px;
  background: var(--text);
}

/* Hero */
.hero {
  padding: 96px 0 76px;
  border-bottom: 1px solid var(--surface-border);
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: "";
  position: absolute;
  top: -120px;
  right: -120px;
  width: 420px;
  height: 420px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(169,119,41,0.14), transparent 70%);
  pointer-events: none;
}
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  border: 1px solid rgba(169,119,41,0.35);
  background: rgba(169,119,41,0.08);
  padding: 6px 14px;
  border-radius: 999px;
  margin-bottom: 24px;
}
.hero h1 {
  font-size: clamp(2.1rem, 4.4vw, 3.4rem);
  line-height: 1.12;
  margin: 0 0 22px;
  max-width: 16ch;
  font-weight: 600;
}
.hero p.lead {
  font-size: 1.13rem;
  color: var(--text-dim);
  max-width: 62ch;
  margin: 0 0 36px;
}
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; }

.btn {
  display: inline-block;
  padding: 13px 26px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.96rem;
  transition: all 0.15s ease;
  border: 1px solid transparent;
}
.btn-primary { background: var(--text); color: #fff; }
.btn-primary:hover { background: var(--accent-2); }
.btn-outline { border-color: var(--surface-border); color: var(--text); }
.btn-outline:hover { border-color: var(--accent); color: var(--accent); }

/* Stats */
.stats {
  padding: 52px 0;
  background: var(--bg-alt);
  border-bottom: 1px solid var(--surface-border);
}
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 28px;
}
.stat-num {
  font-family: var(--serif);
  font-size: 2.3rem;
  font-weight: 700;
  color: var(--accent-2);
}
.stat-label { font-size: 0.9rem; color: var(--text-dim); margin-top: 4px; }

/* Sections */
section { padding: 92px 0; }
.section-head { max-width: 640px; margin: 0 auto 52px; text-align: center; }
.section-head .eyebrow { margin-bottom: 16px; }
.section-head h2 { font-size: clamp(1.7rem, 3vw, 2.3rem); margin: 0 0 14px; font-weight: 600; }
.section-head p { color: var(--text-dim); margin: 0; }

/* Services */
.services-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}
.service-card {
  background: var(--surface);
  border: 1px solid var(--surface-border);
  border-radius: var(--radius);
  padding: 32px;
  position: relative;
}
.service-card::before {
  content: "";
  position: absolute;
  top: 0; left: 0;
  width: 42px; height: 3px;
  background: var(--accent);
  border-radius: 0 0 3px 0;
}
.service-icon {
  width: 44px; height: 44px;
  margin-bottom: 18px;
  color: var(--accent-2);
}
.service-card h3 { font-size: 1.18rem; margin: 0 0 10px; font-weight: 600; }
.service-card p { color: var(--text-dim); font-size: 0.95rem; margin: 0 0 14px; }
.service-card ul { margin: 0; padding-left: 18px; color: var(--text-dim); font-size: 0.9rem; }
.service-card li { margin-bottom: 6px; }

/* Projects */
.filter-bar {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  justify-content: center;
  margin-bottom: 40px;
}
.filter-btn {
  padding: 9px 18px;
  border-radius: 999px;
  border: 1px solid var(--surface-border);
  background: var(--surface);
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text-dim);
  cursor: pointer;
  transition: all 0.15s ease;
}
.filter-btn:hover { border-color: var(--accent); color: var(--text); }
.filter-btn.active { background: var(--text); border-color: var(--text); color: #fff; }

.projects-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 22px;
}
.project-card {
  background: var(--surface);
  border: 1px solid var(--surface-border);
  border-radius: var(--radius);
  padding: 28px;
  transition: box-shadow 0.15s ease, transform 0.15s ease;
}
.project-card:hover { box-shadow: 0 10px 28px rgba(28,35,51,0.08); transform: translateY(-2px); }
.project-sector {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
}
.project-card h3 { font-size: 1.08rem; margin: 10px 0 2px; font-weight: 600; }
.project-role { font-size: 0.86rem; color: var(--text-dim); margin: 0 0 14px; font-style: italic; }
.project-card ul { margin: 0 0 16px; padding-left: 18px; font-size: 0.9rem; color: var(--text-dim); }
.project-card li { margin-bottom: 5px; }
.tags { display: flex; flex-wrap: wrap; gap: 6px; }
.tag {
  font-size: 0.74rem;
  font-weight: 600;
  padding: 4px 9px;
  border-radius: 5px;
  background: var(--bg-alt);
  color: var(--text-dim);
  border: 1px solid var(--surface-border);
}
.project-card[hidden] { display: none; }

/* Certifications */
.certs-wrap {
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: 40px;
  align-items: start;
}
.badge-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
}
.cert-badge {
  display: flex;
  align-items: center;
  gap: 12px;
  background: var(--surface);
  border: 1px solid var(--surface-border);
  border-radius: var(--radius);
  padding: 16px 18px;
}
.cert-badge .star {
  width: 22px; height: 22px;
  flex-shrink: 0;
  color: var(--accent);
}
.cert-badge span { font-size: 0.88rem; font-weight: 600; }
.edu-block {
  background: var(--bg-alt);
  border: 1px solid var(--surface-border);
  border-radius: var(--radius);
  padding: 28px;
}
.edu-block h3 { font-size: 1.05rem; margin: 0 0 16px; font-weight: 600; }
.edu-item { margin-bottom: 14px; font-size: 0.92rem; }
.edu-item strong { display: block; }
.edu-item span { color: var(--text-dim); font-size: 0.86rem; }
.lang-list { margin-top: 22px; padding-top: 20px; border-top: 1px solid var(--surface-border); }
.lang-row { display: flex; justify-content: space-between; font-size: 0.88rem; margin-bottom: 8px; }
.lang-row strong { font-weight: 600; }
.lang-row span { color: var(--text-dim); }

/* Contact */
.contact-section { background: var(--bg-alt); border-top: 1px solid var(--surface-border); }
.contact-wrap {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 48px;
}
.contact-info h2 { font-size: 1.8rem; margin: 0 0 16px; font-weight: 600; }
.contact-info p { color: var(--text-dim); margin: 0 0 28px; }
.contact-detail { display: flex; align-items: flex-start; gap: 12px; margin-bottom: 18px; }
.contact-detail .icon { width: 20px; height: 20px; color: var(--accent-2); margin-top: 2px; flex-shrink: 0; }
.contact-detail strong { display: block; font-size: 0.94rem; }
.contact-detail span, .contact-detail a { font-size: 0.9rem; color: var(--text-dim); }

.contact-form {
  background: var(--surface);
  border: 1px solid var(--surface-border);
  border-radius: var(--radius);
  padding: 32px;
}
.form-row { margin-bottom: 18px; }
.form-row label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 7px;
}
.form-row input, .form-row select, .form-row textarea {
  width: 100%;
  padding: 11px 14px;
  border-radius: 6px;
  border: 1px solid var(--surface-border);
  background: var(--bg);
  font-family: var(--sans);
  font-size: 0.94rem;
  color: var(--text);
}
.form-row textarea { resize: vertical; min-height: 110px; }
.form-row input:focus, .form-row select:focus, .form-row textarea:focus {
  outline: none;
  border-color: var(--accent);
}
.form-note { font-size: 0.8rem; color: var(--text-dim); margin-top: 12px; }

/* Footer */
.site-footer { padding: 40px 0; }
.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  border-top: 1px solid var(--surface-border);
  padding-top: 28px;
  font-size: 0.85rem;
  color: var(--text-dim);
}
.footer-brand { display: flex; align-items: center; gap: 10px; }
.footer-brand img { width: 26px; height: 26px; }

/* Responsive */
@media (max-width: 880px) {
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .services-grid, .projects-grid { grid-template-columns: 1fr; }
  .certs-wrap, .contact-wrap { grid-template-columns: 1fr; }
  .badge-grid { grid-template-columns: 1fr; }
}

@media (max-width: 760px) {
  .nav { position: fixed; top: 76px; left: 0; right: 0; background: var(--bg); border-bottom: 1px solid var(--surface-border); flex-direction: column; align-items: flex-start; padding: 20px 24px 28px; gap: 18px; transform: translateY(-8px); opacity: 0; pointer-events: none; transition: all 0.18s ease; }
  .nav.open { transform: translateY(0); opacity: 1; pointer-events: auto; }
  .lang-badges { order: 2; }
  .nav-cta { order: 3; }
  .mobile-toggle { display: flex; }
  .brand-sub { display: none; }
}