:root {
  --color-primary: #0b4f8a;
  --color-primary-dark: #063a66;
  --color-accent: #c8102e;
  --color-bg: #ffffff;
  --color-bg-alt: #f4f7fa;
  --color-text: #1a2530;
  --color-text-muted: #5a6b7a;
  --color-border: #e1e8ee;
  --font-base: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --max-width: 1080px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

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

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

h1, h2, h3 { color: var(--color-primary-dark); line-height: 1.2; }

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--color-border);
}

.header-inner {
  display: flex;
  align-items: center;
  gap: 24px;
  padding-top: 14px;
  padding-bottom: 14px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--color-primary-dark);
  font-weight: 700;
  font-size: 1.15rem;
  margin-right: auto;
}

.brand-mark { width: 28px; height: 28px; }

.site-nav ul {
  display: flex;
  gap: 24px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.site-nav a {
  text-decoration: none;
  color: var(--color-text);
  font-weight: 500;
  font-size: 0.95rem;
}

.site-nav a:hover { color: var(--color-primary); }

.lang-switcher {
  display: flex;
  gap: 6px;
}

.lang-switcher button {
  border: 1px solid transparent;
  background: none;
  padding: 4px;
  border-radius: 4px;
  cursor: pointer;
  line-height: 0;
}

.lang-switcher button img { display: block; width: 24px; height: 16px; border-radius: 2px; }

.lang-switcher button.active { border-color: var(--color-primary); }

/* Hero */
.hero {
  padding: 96px 0 32px;
  text-align: center;
  background: linear-gradient(180deg, var(--color-bg-alt), var(--color-bg));
}

.hero h1 { font-size: 2.5rem; margin-bottom: 12px; }

.hero .tagline {
  font-size: 1.15rem;
  color: var(--color-text-muted);
  max-width: 640px;
  margin: 0 auto;
}

.hero-lead {
  font-size: 1rem;
  color: var(--color-text-muted);
  max-width: 620px;
  margin: 18px auto 0;
}

/* Sections */
.section { padding: 56px 0; }
.section-alt { background: var(--color-bg-alt); }
.section h2 { font-size: 1.8rem; margin-bottom: 8px; }
.section-rule {
  width: 46px;
  height: 3px;
  border-radius: 3px;
  background: var(--color-primary);
  margin: 0 0 24px;
}
.section-intro { color: var(--color-text-muted); margin-bottom: 32px; }

/* Cards (Solutions) */
.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
}

.card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: 10px;
  padding: 24px;
}

.card h3 {
  font-size: 1.15rem;
  margin: 0 0 10px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.card-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  width: 22px;
  height: 22px;
  color: var(--color-accent);
}

.card-icon svg { width: 100%; height: 100%; }

@keyframes heartbeat {
  0%, 100% { transform: scale(1); }
  15% { transform: scale(1.18); }
  30% { transform: scale(1); }
  45% { transform: scale(1.18); }
  60% { transform: scale(1); }
}

.card-icon-heartbeat {
  animation: heartbeat 1.8s ease-in-out infinite;
  transform-origin: center;
}

.card p { color: var(--color-text-muted); margin: 0 0 14px; font-size: 0.95rem; }

.card ul {
  margin: 0;
  padding-left: 18px;
  color: var(--color-text-muted);
  font-size: 0.88rem;
}

.card ul li { margin-bottom: 6px; }
.card ul li:last-child { margin-bottom: 0; }

/* Team */
.tabs { display: flex; gap: 8px; margin-bottom: 28px; }

.tab-btn {
  border: 1px solid var(--color-border);
  background: var(--color-bg);
  padding: 8px 18px;
  border-radius: 999px;
  cursor: pointer;
  font-size: 0.9rem;
  color: var(--color-text-muted);
}

.tab-btn.active {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: #fff;
}

.people {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 24px;
}

.people[hidden] {
  display: none;
}

.person {
  text-align: center;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: 10px;
  padding: 24px 16px;
}

.avatar {
  width: 104px;
  height: 104px;
  border-radius: 50%;
  background: var(--color-primary);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 1.6rem;
  margin: 0 auto 14px;
  overflow: hidden;
}

.avatar-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.person-placeholder {
  border-style: dashed;
  background: var(--color-bg-alt);
}

.avatar-placeholder {
  background: transparent;
  border: 2px dashed var(--color-border);
  color: var(--color-text-muted);
}

.person h3 { font-size: 1rem; margin: 0 0 4px; }
.person p { font-size: 0.85rem; color: var(--color-text-muted); margin: 0 0 8px; }
.person-bio { font-size: 0.8rem; text-align: left; margin-top: 4px; }
.person a { font-size: 0.8rem; color: var(--color-primary); text-decoration: none; }
.person a:hover { text-decoration: underline; }

/* Press / articles */
.article-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}

.article-card {
  display: flex;
  align-items: center;
  gap: 16px;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: 16px;
  padding: 18px 20px;
  text-decoration: none;
  color: inherit;
}

.article-card:hover { border-color: var(--color-primary); }

.article-ico {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  width: 46px;
  height: 46px;
  border-radius: 50%;
  background: var(--color-bg-alt);
  color: var(--color-primary-dark);
}

.article-ico svg { width: 20px; height: 20px; }

.article-body {
  display: flex;
  flex-direction: column;
  gap: 4px;
  min-width: 0;
}

.article-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-primary-dark);
}

.article-meta {
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

.article-arrow {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  margin-left: auto;
  width: 20px;
  height: 20px;
  color: var(--color-text-muted);
}

.article-arrow svg { width: 100%; height: 100%; }

/* Customers */
.customer-list {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}

.customer-logo {
  display: flex;
  align-items: center;
  justify-content: center;
  min-width: 140px;
  height: 72px;
  padding: 0 20px;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: 10px;
  text-decoration: none;
  color: var(--color-text-muted);
  font-weight: 600;
  font-size: 0.9rem;
}

.customer-logo-placeholder {
  border-style: dashed;
  background: var(--color-bg-alt);
  font-weight: 500;
  font-style: italic;
}

.customer-logo img {
  max-width: 100%;
  max-height: 40px;
  object-fit: contain;
}

/* Contact */
.contact-form { max-width: 640px; margin: 24px 0 32px; }

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 20px;
}

.field label { font-size: 0.85rem; font-weight: 600; color: var(--color-text); }

.field input,
.field select,
.field textarea {
  border: 1px solid var(--color-border);
  border-radius: 8px;
  padding: 10px 14px;
  font-size: 0.95rem;
  font-family: inherit;
  color: var(--color-text);
  background: var(--color-bg);
}

.field textarea { resize: vertical; min-height: 120px; }

.field input:focus,
.field select:focus,
.field textarea:focus {
  outline: none;
  border-color: var(--color-primary);
}

.btn-primary {
  display: block;
  width: 100%;
  background: var(--color-primary);
  color: #fff;
  border: none;
  border-radius: 8px;
  padding: 14px 24px;
  font-size: 1rem;
  font-weight: 600;
  font-family: inherit;
  cursor: pointer;
}

.btn-primary:hover { background: var(--color-primary-dark); }

.contact-email { font-weight: 600; }
.contact-email a { color: var(--color-primary); text-decoration: none; }
.contact-email a:hover { text-decoration: underline; }

/* Footer */
.site-footer {
  padding: 32px 0;
  border-top: 1px solid var(--color-border);
  color: var(--color-text-muted);
  font-size: 0.85rem;
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}

.footer-inner p { margin: 0; }
.footer-meta { font-size: 0.8rem; margin-top: 2px; }

.footer-inner a {
  color: var(--color-primary);
  text-decoration: none;
  font-weight: 600;
}

.footer-inner a:hover { text-decoration: underline; }

@media (max-width: 720px) {
  .header-inner { flex-wrap: wrap; }
  .site-nav ul { gap: 14px; flex-wrap: wrap; }
  .hero { padding: 64px 0 48px; }
  .article-list { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; gap: 0; }
}