/* ZEPHYR Intelligence — Shared Design System */
/* Blues/whites B2B palette */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&display=swap');

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

:root {
  --navy: #071A33;
  --navy-light: #0D2B52;
  --blue: #19376D;
  --sky: #FFFFFF;
  --sky-light: #F1F5F9;
  --white: #FFFFFF;
  --gray-50: #F8FAFC;
  --gray-100: #F1F5F9;
  --gray-200: #E2E8F0;
  --gray-400: #94A3B8;
  --gray-600: #475569;
  --gray-800: #1E293B;
  --green: #10B981;
  --green-light: #D1FAE5;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.08);
  --shadow: 0 4px 16px rgba(11,36,71,0.10);
  --shadow-lg: 0 8px 32px rgba(11,36,71,0.14);
  --radius: 12px;
  --radius-sm: 8px;
  --radius-lg: 20px;
}

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--navy);
  color: var(--white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* ── TYPOGRAPHY ── */
h1, h2, h3, h4, h5 {
  font-weight: 700;
  line-height: 1.2;
  color: var(--white);
  letter-spacing: -0.02em;
}
h1 { font-size: clamp(2.2rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.8rem, 3.5vw, 2.6rem); }
h3 { font-size: 1.25rem; }
h4 { font-size: 1.05rem; }
p { color: rgba(255,255,255,0.7); }
a { color: inherit; text-decoration: none; }

/* ── LOGO Z ── */
.logo-z {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  background: #fff;
  color: #071A33;
  font-family: 'Inter', sans-serif;
  font-size: 1.96rem;
  font-weight: 800;
  border-radius: 6px;
  letter-spacing: -0.04em;
  flex-shrink: 0;
}

/* ===== HEADER ===== */
.site-header {
  background: #071A33;
  border-bottom: 1px solid rgba(255,255,255,0.08);
  position: sticky;
  top: 0;
  z-index: 100;
}
.header-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.header-logo {
  text-decoration: none;
}
.header-cta {
  background: #FFFFFF !important;
  color: #071A33 !important;
  text-decoration: none;
  padding: 0.55rem 1.25rem;
  border-radius: 6px;
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  transition: background 0.2s, box-shadow 0.2s;
  white-space: nowrap;
  border: none !important;
}
.header-cta:hover {
  background: #f0f4f8 !important;
  box-shadow: 0 2px 8px rgba(255,255,255,0.15);
}

/* ── LANGUAGE SWITCHER ── */
.lang-switch {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  background: transparent;
  border: none;
  color: #fff;
  font-size: 0.78rem;
  font-weight: 400;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  white-space: nowrap;
  margin-right: 0.75rem;
}
.lang-switch a {
  color: rgba(255,255,255,0.45);
  text-decoration: none;
  font-weight: 400;
  transition: color 0.2s, opacity 0.2s;
}
.lang-switch a:hover {
  color: rgba(255,255,255,0.85);
}
.lang-switch strong {
  color: #fff;
  font-weight: 700;
}
.lang-switch .lang-sep {
  color: rgba(255,255,255,0.35);
  font-weight: 300;
  pointer-events: none;
}
@media (max-width: 480px) {
  .lang-switch { font-size: 0.72rem; }
}

.header-right {
  display: flex;
  align-items: center;
}

.header-nav {
  display: flex;
  align-items: center;
  gap: 1.75rem;
}
.header-nav a {
  color: rgba(255,255,255,0.6);
  text-decoration: none;
  font-size: 0.88rem;
  font-weight: 500;
  transition: color 0.2s;
}
.header-nav a:hover { color: #fff; }
@media (max-width: 768px) { .header-nav { display: none; } }

/* ── BUTTONS ── */
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  font-family: inherit;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--navy);
  background: var(--white);
  border: none;
  border-radius: var(--radius-sm);
  padding: 0.625rem 1.375rem;
  cursor: pointer;
  transition: background 0.15s, transform 0.15s, box-shadow 0.15s;
  text-decoration: none;
  white-space: nowrap;
}
.btn-primary:hover {
  background: var(--gray-200);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(255,255,255,0.2);
}
.btn-primary.btn-lg {
  font-size: 1rem;
  padding: 0.875rem 2rem;
  border-radius: var(--radius);
}
.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  font-family: inherit;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--white);
  background: rgba(255,255,255,0.1);
  border: 1.5px solid rgba(255,255,255,0.2);
  border-radius: var(--radius-sm);
  padding: 0.625rem 1.375rem;
  cursor: pointer;
  transition: border-color 0.15s, background 0.15s;
  text-decoration: none;
  white-space: nowrap;
}
.btn-secondary:hover {
  border-color: rgba(255,255,255,0.5);
  background: rgba(255,255,255,0.1);
}
.btn-ghost {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  font-family: inherit;
  font-size: 0.875rem;
  font-weight: 500;
  color: rgba(255,255,255,0.6);
  background: transparent;
  border: none;
  cursor: pointer;
  transition: color 0.15s;
  text-decoration: none;
}
.btn-ghost:hover { color: var(--white); }

/* ── LAYOUT HELPERS ── */
.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 2rem;
}
.section { padding: 6rem 0; }
.section-sm { padding: 4rem 0; }
.section-label {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.72rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: rgba(255,255,255,0.6);
  margin-bottom: 1rem;
}
.section-label::before {
  content: '';
  display: block;
  width: 20px;
  height: 2px;
  background: rgba(255,255,255,0.4);
  border-radius: 1px;
}
.section-intro {
  font-size: 1.1rem;
  color: var(--gray-600);
  max-width: 580px;
  line-height: 1.7;
  margin-top: 1rem;
  margin-bottom: 3.5rem;
}
.text-center { text-align: center; }
.text-center .section-intro { margin-left: auto; margin-right: auto; }

/* ── CARDS ── */
.card {
  background: rgba(13,43,82,0.4);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius);
  padding: 2rem;
  box-shadow: 0 4px 12px rgba(0,0,0,0.1);
  transition: box-shadow 0.2s, transform 0.2s, border-color 0.2s;
}
.card:hover {
  box-shadow: 0 8px 24px rgba(0,0,0,0.15);
  transform: translateY(-2px);
  border-color: rgba(255,255,255,0.3);
}
.card-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-sm);
  background: rgba(255,255,255,0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  margin-bottom: 1.25rem;
  color: var(--white);
}

/* ── STAT BLOCKS ── */
.stat-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}
.stat-block {
  background: rgba(13,43,82,0.4);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius);
  padding: 2rem 1.5rem;
  text-align: center;
}
.stat-block .stat-num {
  font-size: clamp(2rem, 4vw, 2.8rem);
  font-weight: 800;
  color: var(--white);
  letter-spacing: -0.04em;
  display: block;
}
.stat-block .stat-desc {
  font-size: 0.85rem;
  color: rgba(255,255,255,0.6);
  margin-top: 0.4rem;
}

/* ===== FOOTER ===== */
.site-footer {
  background: #060E1A;
  color: rgba(255,255,255,0.75);
  padding: 2.5rem 2rem 0;
  margin-top: 0;
}
.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.6fr 1fr 1.8fr;
  gap: 2.5rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.footer-logo {
  text-decoration: none;
  display: inline-block;
  margin-bottom: 0.5rem;
  border: none;
  padding: 0;
  background: none;
}
.footer-logo img {
  height: 44px;
  width: auto;
  display: block;
  border: none;
  padding: 0;
  background: none;
  border-radius: 0;
  margin-bottom: 0.5rem;
}
.footer-tagline {
  display: block;
  font-size: 0.8rem;
  color: rgba(255,255,255,0.5);
  line-height: 1.5;
  margin: 0;
  max-width: 260px;
}
.footer-address {
  font-size: 0.78rem;
  color: rgba(255,255,255,0.40);
  margin: 0;
}
.footer-address-link {
  display: block;
  text-decoration: none;
  color: rgba(255,255,255,0.40);
  font-size: 0.78rem;
  margin: 0.5rem 0 0;
  transition: color 0.2s;
  cursor: pointer;
}
.footer-address-link:hover {
  color: rgba(255,255,255,0.7);
  text-decoration: underline;
}
.footer-map-card {
  display: block;
  width: 200px;
  height: 120px;
  border-radius: 8px;
  overflow: hidden;
  border: 1px solid rgba(255,255,255,0.08);
  transition: border-color 0.22s, box-shadow 0.22s, transform 0.22s;
  text-decoration: none;
  cursor: pointer;
  margin-top: 1.1rem;
}
.footer-map-card:hover {
  border-color: rgba(255,255,255,0.2);
  box-shadow: 0 6px 20px rgba(0,0,0,0.45);
  transform: translateY(-2px);
}
.footer-map-card svg {
  display: block;
  width: 100%;
  height: 100%;
}
@media (max-width: 480px) {
  .footer-map-card {
    display: none;
  }
}
.footer-col-title {
  color: #fff;
  font-size: 0.73rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin: 0 0 1rem;
}
.footer-nav ul {
  list-style: none;
  padding: 0;
  margin: 0;
}
.footer-nav ul li {
  margin-bottom: 0.55rem;
}
.footer-nav ul li a {
  color: rgba(255,255,255,0.6);
  text-decoration: none;
  font-size: 0.88rem;
  transition: color 0.2s;
}
.footer-nav ul li a:hover {
  color: #fff;
}
.footer-contact-item {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  color: rgba(255,255,255,0.6);
  text-decoration: none;
  font-size: 0.85rem;
  margin-bottom: 0.75rem;
  transition: color 0.2s;
}
.footer-contact-item:hover {
  color: #fff;
}
.footer-contact-item svg {
  flex-shrink: 0;
  opacity: 0.65;
}
.footer-bottom {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0.75rem 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.7rem;
  color: rgba(255,255,255,0.28);
  flex-wrap: wrap;
  gap: 0.5rem;
}
.footer-bottom a {
  color: rgba(255,255,255,0.38);
  text-decoration: none;
  transition: color 0.2s;
}
.footer-bottom a:hover {
  color: rgba(255,255,255,0.75);
}
.footer-lang {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.7rem;
  letter-spacing: 0.04em;
}
.footer-lang-active {
  color: rgba(255,255,255,0.75);
  font-weight: 700;
}
.footer-lang-sep {
  color: rgba(255,255,255,0.2);
}
.footer-lang-inactive {
  color: rgba(255,255,255,0.3);
  text-decoration: none;
  transition: color 0.2s;
}
.footer-lang-inactive:hover {
  color: rgba(255,255,255,0.65);
}
.footer-legal-links {
  display: flex;
  gap: 1rem;
}

/* ── TAGS / BADGES ── */
.badge {
  display: inline-flex;
  align-items: center;
  font-size: 0.72rem;
  font-weight: 600;
  padding: 0.25rem 0.65rem;
  border-radius: 100px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}
.badge-blue { background: rgba(255,255,255,0.1); color: rgba(255,255,255,0.8); }
.badge-green { background: var(--green-light); color: var(--green); }
.badge-navy { background: rgba(11,36,71,0.08); color: var(--navy); }

/* ── FORMS ── */
.form-group { margin-bottom: 1.25rem; }
.form-label {
  display: block;
  font-size: 0.85rem;
  font-weight: 500;
  color: rgba(255,255,255,0.8);
  margin-bottom: 0.5rem;
}
.form-input, .form-select, .form-textarea {
  width: 100%;
  font-family: inherit;
  font-size: 0.9rem;
  color: var(--white);
  background: rgba(255,255,255,0.05);
  border: 1.5px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-sm);
  padding: 0.75rem 1rem;
  transition: border-color 0.15s, box-shadow 0.15s;
  outline: none;
}
.form-input:focus, .form-select:focus, .form-textarea:focus {
  border-color: rgba(255,255,255,0.4);
  box-shadow: 0 0 0 3px rgba(255,255,255,0.08);
}
.form-textarea { resize: vertical; min-height: 120px; }
.form-input.error, .form-select.error { border-color: #EF4444; }
.form-error { font-size: 0.8rem; color: #EF4444; margin-top: 0.35rem; }

/* ── DIVIDER ── */
.divider {
  width: 100%;
  height: 1px;
  background: rgba(255,255,255,0.1);
  margin: 0;
}

/* ── ALERT / NOTICE ── */
.notice {
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: var(--radius-sm);
  padding: 0.875rem 1.25rem;
  font-size: 0.85rem;
  color: rgba(255,255,255,0.8);
  display: flex;
  align-items: flex-start;
  gap: 0.625rem;
}

/* ── RESPONSIVE ── */
@media (max-width: 768px) {
  .footer-inner {
    grid-template-columns: 1fr;
    gap: 1.75rem;
  }
  .footer-bottom {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.35rem;
  }
  .footer-legal-links {
    flex-direction: column;
    gap: 0.25rem;
  }
  .stat-grid { grid-template-columns: 1fr; }
  .section { padding: 4rem 0; }
  .container { padding: 0 1.25rem; }
}