:root {
  --white: #ffffff;
  --cream: #f7f5f0;
  --sand: #ede8df;
  --navy: #0c1e3a;
  --navy-light: #1a3358;
  --gold: #c9a227;
  --gold-light: #e8c547;
  --text: #1a2332;
  --text-muted: #5c6578;
  --border: #ddd6c8;
  --serif: 'DM Serif Display', Georgia, serif;
  --sans: 'DM Sans', -apple-system, BlinkMacSystemFont, sans-serif;
}

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

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

.container {
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 28px;
}

.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(247, 245, 240, 0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s, box-shadow 0.3s;
}

.header.scrolled {
  border-bottom-color: var(--border);
  box-shadow: 0 2px 20px rgba(12, 30, 58, 0.06);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: var(--text);
}

.logo-mark {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  font-family: var(--serif);
  font-size: 1.375rem;
  font-weight: 400;
  color: var(--navy);
  background: var(--white);
  border: 2px solid var(--navy);
  border-radius: 4px;
  transition: background 0.3s, color 0.3s;
}

.logo:hover .logo-mark {
  background: var(--navy);
  color: var(--gold-light);
}

.logo-text {
  display: flex;
  flex-direction: column;
  gap: 1px;
}

.logo-name {
  font-size: 0.9375rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--navy);
}

.logo-sub {
  font-size: 0.6875rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  color: var(--text-muted);
  text-transform: uppercase;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 36px;
  list-style: none;
}

.nav-links a {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-muted);
  text-decoration: none;
  letter-spacing: 0.02em;
  transition: color 0.2s;
  position: relative;
}

.nav-links a::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: -4px;
  width: 0;
  height: 2px;
  background: var(--gold);
  transition: width 0.25s;
}

.nav-links a:hover {
  color: var(--navy);
}

.nav-links a:hover::after {
  width: 100%;
}

.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.menu-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--navy);
  border-radius: 1px;
  transition: transform 0.3s, opacity 0.3s;
}

.hero {
  position: relative;
  padding: 160px 0 100px;
  background: var(--white);
  overflow: hidden;
}

.hero-pattern {
  position: absolute;
  inset: 0;
  background:
    repeating-linear-gradient(
      -45deg,
      transparent,
      transparent 40px,
      rgba(12, 30, 58, 0.025) 40px,
      rgba(12, 30, 58, 0.025) 41px
    );
  pointer-events: none;
}

.hero-inner {
  position: relative;
  z-index: 1;
  text-align: center;
  max-width: 780px;
  margin: 0 auto;
}

.hero-eyebrow {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 28px;
}

.hero-title {
  font-family: var(--serif);
  font-size: clamp(2.5rem, 5.5vw, 3.75rem);
  font-weight: 400;
  line-height: 1.15;
  color: var(--navy);
  margin-bottom: 28px;
}

.hero-title em {
  font-style: italic;
  color: var(--navy-light);
}

.hero-lead {
  font-size: 1.0625rem;
  color: var(--text-muted);
  line-height: 1.8;
  margin-bottom: 40px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 16px;
  margin-bottom: 64px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 32px;
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  text-decoration: none;
  border-radius: 2px;
  transition: background 0.25s, color 0.25s, border-color 0.25s, transform 0.2s;
}

.btn-primary {
  background: var(--navy);
  color: var(--white);
}

.btn-primary:hover {
  background: var(--navy-light);
  transform: translateY(-1px);
}

.btn-secondary {
  color: var(--navy);
  border: 1.5px solid var(--navy);
  background: transparent;
}

.btn-secondary:hover {
  background: var(--navy);
  color: var(--white);
}

.hero-dual {
  display: flex;
  align-items: stretch;
  justify-content: center;
  gap: 0;
  max-width: 720px;
  margin: 0 auto;
  border: 1px solid var(--border);
  background: var(--cream);
}

.dual-card {
  flex: 1;
  padding: 28px 24px;
  text-align: left;
}

.dual-label {
  display: block;
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 8px;
}

.dual-card strong {
  display: block;
  font-size: 0.9375rem;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 6px;
}

.dual-card p {
  font-size: 0.8125rem;
  color: var(--text-muted);
  line-height: 1.5;
}

.dual-divider {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  flex-shrink: 0;
  background: var(--white);
  border-left: 1px solid var(--border);
  border-right: 1px solid var(--border);
  font-size: 1.25rem;
  font-weight: 300;
  color: var(--gold);
}

.section {
  padding: 100px 0;
}

.section-tag {
  display: block;
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 12px;
}

.section-tag.light {
  color: var(--gold-light);
}

.section-num {
  display: block;
  font-family: var(--serif);
  font-size: 3rem;
  line-height: 1;
  color: var(--sand);
  margin-bottom: 16px;
}

.about {
  background: var(--cream);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.about-layout {
  display: grid;
  grid-template-columns: 320px 1fr;
  gap: 64px;
  align-items: start;
}

.about-aside h2 {
  font-family: var(--serif);
  font-size: clamp(1.5rem, 2.5vw, 2rem);
  font-weight: 400;
  line-height: 1.25;
  color: var(--navy);
}

.about-body {
  padding-top: 48px;
}

.about-quote {
  font-family: var(--serif);
  font-size: clamp(1.25rem, 2vw, 1.625rem);
  font-style: italic;
  line-height: 1.5;
  color: var(--navy);
  border-left: 3px solid var(--gold);
  padding-left: 24px;
  margin-bottom: 28px;
}

.about-body p {
  font-size: 1rem;
  color: var(--text-muted);
  line-height: 1.85;
  margin-bottom: 20px;
}

.about-body p:last-child {
  margin-bottom: 0;
}

.about-body strong {
  color: var(--navy);
  font-weight: 600;
}

.services {
  background: var(--white);
}

.services-intro {
  margin-bottom: 56px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--border);
}

.services-intro h2 {
  font-family: var(--serif);
  font-size: clamp(1.75rem, 3vw, 2.25rem);
  font-weight: 400;
  color: var(--navy);
}

.service-row {
  display: grid;
  grid-template-columns: 72px 1fr 200px;
  gap: 40px;
  align-items: start;
  padding: 56px 0;
  border-bottom: 1px solid var(--border);
}

.service-row:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.service-row.reverse {
  direction: rtl;
}

.service-row.reverse > * {
  direction: ltr;
}

.service-index span {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  font-family: var(--serif);
  font-size: 1.25rem;
  color: var(--navy);
  border: 1.5px solid var(--navy);
  border-radius: 50%;
}

.service-content h3 {
  font-family: var(--serif);
  font-size: 1.375rem;
  font-weight: 400;
  color: var(--navy);
  margin-bottom: 16px;
}

.service-content > p {
  font-size: 0.9375rem;
  color: var(--text-muted);
  line-height: 1.75;
  margin-bottom: 24px;
}

.service-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.service-list li {
  font-size: 0.875rem;
  color: var(--text-muted);
  line-height: 1.65;
  padding: 16px 20px;
  background: var(--cream);
  border-left: 3px solid var(--gold);
}

.service-list strong {
  display: block;
  font-size: 0.8125rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--navy);
  margin-bottom: 4px;
}

.service-visual {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  height: 180px;
  background: var(--cream);
  border: 1px solid var(--border);
}

.trade-visual {
  background: linear-gradient(145deg, #f0ebe3 0%, #e8e2d8 100%);
}

.ads-visual {
  background: linear-gradient(145deg, #e8edf4 0%, #dde4ef 100%);
}

.visual-ring {
  position: absolute;
  width: 100px;
  height: 100px;
  border: 1px solid rgba(12, 30, 58, 0.12);
  border-radius: 50%;
}

.visual-icon {
  position: relative;
  font-size: 2rem;
  color: var(--navy);
  opacity: 0.35;
}

.advantages {
  background: var(--navy);
  color: var(--white);
}

.advantages-head {
  text-align: center;
  margin-bottom: 56px;
}

.advantages-head h2 {
  font-family: var(--serif);
  font-size: clamp(1.75rem, 3vw, 2.25rem);
  font-weight: 400;
}

.advantages-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.advantage-card {
  padding: 40px 32px;
  background: var(--navy);
  transition: background 0.3s;
}

.advantage-card:hover {
  background: var(--navy-light);
}

.advantage-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 24px;
}

.advantage-icon {
  font-size: 1.5rem;
  color: var(--gold-light);
}

.advantage-num {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: rgba(255, 255, 255, 0.25);
}

.advantage-card h3 {
  font-size: 1.0625rem;
  font-weight: 600;
  margin-bottom: 12px;
}

.advantage-card p {
  font-size: 0.875rem;
  line-height: 1.75;
  color: rgba(255, 255, 255, 0.65);
}

.vision {
  background: var(--sand);
  text-align: center;
}

.vision-inner {
  max-width: 720px;
}

.vision blockquote {
  font-family: var(--serif);
  font-size: clamp(1.375rem, 2.5vw, 1.75rem);
  font-weight: 400;
  font-style: italic;
  line-height: 1.55;
  color: var(--navy);
  margin: 20px 0 32px;
}

.vision-brand {
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.footer {
  padding: 32px 0;
  background: var(--white);
  border-top: 1px solid var(--border);
}

.footer-inner {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
}

.footer-left {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--navy);
}

.footer-logo {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  font-family: var(--serif);
  font-size: 0.875rem;
  color: var(--white);
  background: var(--navy);
  border-radius: 3px;
}

.footer-copy {
  font-size: 0.75rem;
  color: var(--text-muted);
}

@media (max-width: 960px) {
  .about-layout {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .about-body {
    padding-top: 0;
  }

  .service-row,
  .service-row.reverse {
    grid-template-columns: 1fr;
    direction: ltr;
    gap: 24px;
  }

  .service-visual {
    height: 120px;
  }

  .advantages-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .nav-links {
    position: fixed;
    top: 76px;
    left: 0;
    right: 0;
    flex-direction: column;
    gap: 0;
    background: var(--cream);
    border-bottom: 1px solid var(--border);
    padding: 16px 28px 24px;
    transform: translateY(-100%);
    opacity: 0;
    visibility: hidden;
    transition: transform 0.3s, opacity 0.3s, visibility 0.3s;
  }

  .nav-links.open {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }

  .nav-links li {
    width: 100%;
    border-bottom: 1px solid var(--border);
  }

  .nav-links li:last-child {
    border-bottom: none;
  }

  .nav-links a {
    display: block;
    padding: 14px 0;
  }

  .nav-links a::after {
    display: none;
  }

  .menu-toggle {
    display: flex;
  }

  .menu-toggle.active span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
  }

  .menu-toggle.active span:nth-child(2) {
    opacity: 0;
  }

  .menu-toggle.active span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
  }

  .hero-dual {
    flex-direction: column;
  }

  .dual-divider {
    width: 100%;
    height: 48px;
    border-left: none;
    border-right: none;
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
  }

  .section {
    padding: 72px 0;
  }

  .footer-inner {
    flex-direction: column;
    text-align: center;
  }
}