:root {
  --navy: #0B2345;
  --text: #111827;
  --muted: #5A6475;
  --surface: #ffffff;
  --surface-soft: #F7F8FA;
  --line: #E4E8ED;
  --shadow: 0 28px 80px rgba(11, 35, 69, 0.09);
  --border: #D8DEE6;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  color: var(--text);
  background: var(--surface-soft);
  line-height: 1.75;
}

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

img {
  display: block;
  max-width: 100%;
}

.container {
  width: min(1280px, calc(100% - 3rem));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: var(--surface);
  border-bottom: 1px solid #E6E9EE;
}

.header-inner {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 2rem;
  align-items: center;
  padding: 1.5rem 0;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 1rem;
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--navy);
}

.brand-logo {
  width: 3rem;
  height: auto;
}

.site-nav {
  display: flex;
  justify-content: center;
  gap: 2rem;
  font-size: 0.95rem;
  color: var(--muted);
}

.site-nav a:hover,
.site-nav a:focus-visible,
.footer-links a:hover,
.footer-links a:focus-visible {
  color: var(--navy);
}

.language-switch {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.95rem;
  color: var(--muted);
}

.language-switch .active {
  color: var(--navy);
  font-weight: 700;
}

.section {
  padding: 140px 0;
}

.section-muted {
  background: var(--surface);
}

.hero {
  background: var(--surface);
  overflow: hidden;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(420px, 1fr) minmax(420px, 1.05fr);
  gap: 4rem;
  align-items: center;
}

.hero-copy {
  max-width: 620px;
}

.eyebrow {
  margin: 0;
  font-size: 0.85rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--muted);
  font-weight: 700;
}

h1,
h2,
h3,
h4 {
  margin: 0;
  color: var(--navy);
  font-family: 'Playfair Display', Georgia, serif;
}

h1 {
  margin-top: 1rem;
  font-size: clamp(3.2rem, 4.8vw, 5.4rem);
  line-height: 0.95;
  letter-spacing: -0.04em;
}

h2 {
  font-size: clamp(2.1rem, 3vw, 3rem);
  line-height: 1.05;
}

p {
  margin: 0;
  color: var(--muted);
}

.hero-text {
  margin: 2rem 0 0;
  max-width: 560px;
  font-size: 1.06rem;
  line-height: 1.9;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 2.25rem;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 54px;
  padding: 0 1.6rem;
  border-radius: 999px;
  font-weight: 600;
  transition: background 180ms ease, color 180ms ease, transform 180ms ease;
}

.button:hover,
.button:focus-visible {
  transform: translateY(-1px);
}

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

.button-secondary {
  border: 1px solid var(--navy);
  color: var(--navy);
  background: transparent;
}

.hero-visual {
  min-height: 560px;
}

.hero-visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 30px;
  border: 1px solid var(--border);
}

.feature-bar {
  background: var(--surface-soft);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1rem;
}

.feature-bar article {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1.35rem 1.5rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 18px;
  font-size: 0.95rem;
  color: var(--navy);
}

.feature-bar svg {
  width: 1.6rem;
  height: 1.6rem;
}

.section-header {
  max-width: 760px;
  margin-bottom: 3rem;
}

.cards-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.75rem;
}

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 28px;
  padding: 2.25rem;
  box-shadow: var(--shadow);
}

.card-premium {
  padding: 2.5rem;
}

.card-top {
  margin-bottom: 1.75rem;
}

.card-label {
  text-transform: uppercase;
  font-size: 0.85rem;
  letter-spacing: 0.16em;
  color: var(--navy);
  font-weight: 700;
}

.card p {
  margin-top: 0.75rem;
  color: var(--muted);
  line-height: 1.85;
}

.card-link {
  display: inline-flex;
  margin-top: 1.75rem;
  color: var(--navy);
  font-weight: 700;
}

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

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1.5rem;
}

.stats-grid article {
  padding: 2rem;
  border-radius: 24px;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.1);
}

.stats-grid strong {
  display: block;
  color: white;
  font-size: 2rem;
  margin-bottom: 0.75rem;
  line-height: 1.05;
}

.stats-grid p {
  margin: 0;
  color: #d9e2ef;
}

.text-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 2.5rem;
}

.text-grid p,
.text-grid li {
  color: var(--muted);
  line-height: 1.95;
}

.text-grid ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 1rem;
}

.text-grid li::before {
  content: "•";
  color: var(--navy);
  display: inline-block;
  width: 1.4rem;
}

.portfolio-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.founder-section {
  padding-bottom: 160px;
}

.founder-grid {
  display: grid;
  grid-template-columns: 360px minmax(0, 1fr);
  gap: 3rem;
  align-items: center;
}

.founder-portrait {
  border-radius: 28px;
  background: var(--surface);
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.founder-portrait img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.contact-panel {
  padding: 2rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 28px;
  box-shadow: var(--shadow);
}

.contact-details {
  border: none;
  background: transparent;
}

.contact-summary {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  padding: 0;
  cursor: pointer;
  list-style: none;
  border: none;
}

.contact-summary::-webkit-details-marker {
  display: none;
}

.contact-summary:hover .summary-label,
.contact-summary:focus-visible .summary-label {
  color: var(--navy);
}

.contact-summary::after {
  content: '▾';
  color: var(--muted);
  transition: transform 180ms ease;
}

.contact-details[open] .contact-summary::after {
  transform: rotate(180deg);
}

.contact-content {
  margin-top: 2rem;
}

.contact-form {
  display: grid;
  gap: 1.2rem;
}

.contact-form label {
  display: grid;
  gap: 0.6rem;
  font-weight: 600;
  color: var(--navy);
  font-size: 0.95rem;
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  padding: 1rem 1.1rem;
  border: 1px solid var(--border);
  border-radius: 18px;
  background: #fff;
  font: inherit;
  color: var(--text);
}

.contact-form textarea {
  min-height: 160px;
}

.contact-form input:focus,
.contact-form textarea:focus {
  outline: 3px solid rgba(11, 35, 69, 0.08);
  border-color: var(--navy);
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 2rem;
  padding: 2rem 0;
}

.footer-brand {
  margin: 0 0 0.5rem;
  font-weight: 700;
  color: var(--navy);
}

.footer-links {
  display: flex;
  gap: 1.5rem;
  color: var(--muted);
  font-size: 0.95rem;
}

@media (max-width: 1080px) {
  .hero-grid,
  .founder-grid,
  .text-grid,
  .cards-grid,
  .stats-grid,
  .feature-grid {
    grid-template-columns: 1fr;
  }

  .header-inner {
    grid-template-columns: 1fr;
    gap: 1.25rem;
  }

  .footer-inner {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (max-width: 680px) {
  .container { width: min(100%, calc(100% - 2rem)); }
  .hero {
    padding-top: 120px;
  }
  .section { padding: 100px 0; }
  h1 { font-size: 3rem; }
  .hero-actions { flex-direction: column; align-items: stretch; }
  .hero-actions .button { width: 100%; }
  .feature-bar article { padding: 1rem; }
  .card { padding: 1.75rem; }
  .stats-grid article { padding: 1.5rem; }
}