:root {
  --bg: #f1f8fb;
  --surface: #ffffff;
  --surface-muted: #e7f2f7;
  --text: #082436;
  --text-soft: #41606f;
  --border: #b9d4df;
  --brand: #0b5a7e;
  --brand-strong: #063d58;
  --software: #008fe2;
  --technology: #e65b28;
  --design: #0f9e7d;
  --radius: 12px;
  --shadow: 0 16px 36px rgba(5, 53, 77, 0.12);
  --container: min(1140px, 93vw);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
.hidden { display: none !important; }
body {
  margin: 0;
  color: var(--text);
  font-family: 'Space Grotesk', 'Segoe UI', sans-serif;
  background:
    linear-gradient(180deg, rgba(0, 143, 226, 0.08), rgba(0, 0, 0, 0) 28%),
    repeating-linear-gradient(90deg, rgba(11, 90, 126, 0.03) 0 1px, transparent 1px 32px),
    var(--bg);
  line-height: 1.62;
}

h1, h2, h3 {
  margin: 0 0 0.6rem;
  line-height: 1.16;
  color: var(--brand-strong);
  font-family: 'Manrope', 'Segoe UI', sans-serif;
}

p { margin: 0 0 1rem; color: var(--text-soft); }
a { color: var(--brand); text-decoration-thickness: 2px; text-underline-offset: 3px; }
img { max-width: 100%; display: block; border-radius: 10px; }

.container { width: var(--container); margin-inline: auto; }
.section { padding: 4.2rem 0; }
.muted { background: linear-gradient(180deg, rgba(15, 158, 125, 0.04), rgba(0, 0, 0, 0)); }
.eyebrow { text-transform: uppercase; letter-spacing: 0.14em; color: #0b5a7e; font-size: 0.73rem; font-weight: 700; }
.lead { font-size: 1.08rem; max-width: 58ch; }
.split { display: grid; grid-template-columns: 1.08fr 0.92fr; gap: 2rem; align-items: center; }

.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  background: #061f2d;
  color: #fff;
  padding: 0.65rem 1rem;
  z-index: 200;
}

.skip-link:focus { left: 1rem; top: 1rem; }
:focus-visible { outline: 3px solid #082436; outline-offset: 3px; }

.reveal { opacity: 0; transform: translateY(18px); transition: opacity 0.5s ease, transform 0.5s ease; }
.reveal.in-view { opacity: 1; transform: translateY(0); }

.site-header {
  position: sticky;
  top: 0;
  z-index: 90;
  background: rgba(241, 248, 251, 0.92);
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(8px);
}

.nav-wrap { display: flex; align-items: center; justify-content: space-between; gap: 1rem; min-height: 78px; }
.brand { display: flex; gap: 0.75rem; align-items: center; text-decoration: none; color: inherit; }
.brand small { display: block; color: var(--text-soft); font-size: 0.75rem; }
.brand-mark {
  width: 44px;
  height: 44px;
  border-radius: 11px;
  display: grid;
  place-items: center;
  background: linear-gradient(135deg, #063d58, #1093c0);
  color: #eaf9ff;
  font-weight: 700;
}

.brand-logo {
  width: 28px;
  height: 28px;
  object-fit: contain;
}

.primary-nav { display: flex; gap: 0.8rem; align-items: center; }
.primary-nav a { color: var(--text); text-decoration: none; padding: 0.34rem 0.5rem; border-radius: 7px; }
.primary-nav a[aria-current='page'] {
  background: #fff;
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
}

.lang-switch {
  position: relative;
  margin-left: 0.5rem;
}

.lang-btn {
  border: 1px solid var(--border);
  border-radius: 8px;
  background: #fff;
  color: var(--text);
  padding: 0.45rem 0.65rem;
  font: inherit;
  cursor: pointer;
}

.lang-menu {
  position: absolute;
  right: 0;
  top: 2.4rem;
  display: none;
  min-width: 130px;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 8px;
  box-shadow: var(--shadow);
  overflow: hidden;
}

.lang-menu.is-open { display: block; }
.lang-menu a { display: block; padding: 0.5rem 0.75rem; text-decoration: none; }
.lang-menu a:hover { background: var(--surface-muted); }

.menu-toggle { display: none; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 10px;
  padding: 0.68rem 1rem;
  border: 1px solid transparent;
  text-decoration: none;
  font-weight: 700;
}

.btn-primary { background: linear-gradient(135deg, #0a5a7f, #0ca1d3); color: #f4fcff; }
.btn-ghost { border-color: var(--border); color: var(--text); background: #fff; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 0.7rem; margin-top: 1.15rem; }

.card-grid { display: grid; gap: 1rem; }
.card-grid.two { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.card-grid.three { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.card-grid.four { grid-template-columns: repeat(4, minmax(0, 1fr)); }

.card,
.project-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.15rem;
  box-shadow: var(--shadow);
}

.card-grid > .card,
.card-grid > .project-card {
  height: 100%;
  display: flex;
  flex-direction: column;
}

.card.affiliate img,
.card.software img,
.project-card img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: contain;
  margin-bottom: 0.75rem;
}

.card-grid > .card a:last-child,
.card-grid > .project-card a:last-child {
  margin-top: auto;
}

.affiliate.software,
.card.software { border-bottom: 4px solid var(--software); }
.affiliate.technology,
.card.technology { border-bottom: 4px solid var(--technology); }
.affiliate.design,
.card.design { border-bottom: 4px solid var(--design); }

.page-hero { padding: 4.7rem 0 3.3rem; }
.hero-media {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: linear-gradient(180deg, rgba(0, 143, 226, 0.06), rgba(15, 158, 125, 0.05));
  padding: 0.95rem;
  display: flex;
  justify-content: center;
}

.hero-media img {
  margin-inline: auto;
}

.section-head { display: flex; justify-content: space-between; align-items: center; gap: 1rem; margin-bottom: 1rem; }

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

.partners-grid img {
  width: 100%;
  height: 84px;
  object-fit: contain;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: #fff;
  padding: 0.75rem;
}

.check-list { list-style: none; padding: 0; margin: 0; }
.check-list li { position: relative; padding-left: 1.4rem; margin-bottom: 0.4rem; }
.check-list li::before {
  content: '';
  width: 9px;
  height: 9px;
  transform: rotate(45deg);
  position: absolute;
  left: 0;
  top: 0.48rem;
  background: var(--brand);
}

.timeline,
.stats-grid,
.detail-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1rem; }

.timeline article,
.stats-grid article,
.detail-grid section {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: #fff;
  padding: 1rem;
}

.stats-grid strong { display: block; font-size: 2rem; color: var(--brand-strong); }
.detail-image { margin: 1rem 0 1.2rem; border: 1px solid var(--border); }

.site-footer { background: #072030; color: #cde2ec; padding-top: 3rem; margin-top: 2rem; }
.site-footer h2 { color: #fff; font-size: 1rem; font-family: 'Space Grotesk', sans-serif; }
.site-footer a { color: #e7f5fb; }
.site-footer ul { list-style: none; padding: 0; margin: 0; }
.footer-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1.2rem; }
.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.2);
  margin-top: 1.2rem;
  padding: 1rem 0 1.8rem;
  display: flex;
  justify-content: space-between;
  gap: 1rem;
}

.contact-form {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.2rem;
  box-shadow: var(--shadow);
}

.contact-form label { display: block; margin: 0.55rem 0 0.22rem; font-weight: 600; }
.contact-form input,
.contact-form select,
.contact-form textarea {
  width: 100%;
  border: 1px solid var(--border);
  border-radius: 9px;
  padding: 0.68rem;
  font: inherit;
}

.hp-field {
  position: absolute !important;
  left: -10000px !important;
  width: 1px !important;
  height: 1px !important;
  opacity: 0 !important;
  pointer-events: none !important;
}

.form-ok,
.form-error {
  border-radius: 8px;
  padding: 0.6rem 0.75rem;
  margin-bottom: 0.8rem;
}

.form-ok {
  background: #e8f9ee;
  border: 1px solid #91d5a7;
  color: #1c6a35;
}

.form-error {
  background: #fdecee;
  border: 1px solid #e6a7b0;
  color: #8f2031;
}

.captcha-wrap {
  margin: 0.85rem 0 0.7rem;
}

@media (max-width: 990px) {
  .split,
  .card-grid.four,
  .card-grid.three,
  .card-grid.two,
  .partners-grid,
  .timeline,
  .stats-grid,
  .detail-grid,
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 760px) {
  .menu-toggle {
    display: inline-flex;
    border: 1px solid var(--border);
    border-radius: 8px;
    background: #fff;
    color: var(--text);
    padding: 0.45rem 0.76rem;
    font: inherit;
  }

  .primary-nav {
    position: absolute;
    top: 78px;
    left: 0;
    right: 0;
    display: none;
    flex-direction: column;
    gap: 0.55rem;
    padding: 1rem;
    background: #f6fbfd;
    border-bottom: 1px solid var(--border);
  }

  .primary-nav.is-open { display: flex; }
  .lang-switch { margin-left: 0; }

  .split,
  .card-grid.four,
  .card-grid.three,
  .card-grid.two,
  .partners-grid,
  .timeline,
  .stats-grid,
  .detail-grid,
  .footer-grid,
  .footer-bottom {
    grid-template-columns: 1fr;
    display: grid;
  }

  .section { padding: 3rem 0; }
}

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