/* Global Styles for Zentra Global Solutions */
:root {
  --brand-blue: #0A60FF;
  --brand-mint: #00EFA0;
  --color-bg: #0f172a;
  --color-panel: #111827;
  --color-accent: var(--brand-blue);
  --color-accent-2: var(--brand-mint);
  --color-text: #e5e7eb;
  --color-muted: #9ca3af;
  --color-border: #1f2937;
  --max-w: 1100px;
  --radius: 12px;
  --shadow: 0 10px 30px rgba(0,0,0,0.35);
}

/* Light theme overrides */
[data-theme="light"] {
  --color-bg: #f8fafc;
  --color-panel: #ffffff;
  --color-accent: var(--brand-blue);
  --color-accent-2: var(--brand-mint);
  --color-text: #0b1020;
  --color-muted: #4b5563;
  --color-border: #e5e7eb;
  --shadow: 0 8px 24px rgba(2,6,23,0.08);
}

* {
  box-sizing: border-box;
}

html, body {
  margin: 0;
  padding: 0;
  background: radial-gradient(1200px 800px at 80% -10%, rgba(10,96,255,0.18), rgba(0,0,0,0) 60%),
              radial-gradient(1000px 700px at 10% -20%, rgba(0,239,160,0.16), rgba(0,0,0,0) 55%),
              var(--color-bg);
  color: var(--color-text);
  font-family: "Lexend", ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Ubuntu, Cantarell, Noto Sans, "Helvetica Neue", Arial, "Apple Color Emoji", "Segoe UI Emoji";
  line-height: 1.6;
}

/* Light theme background */
[data-theme="light"] body {
  background: radial-gradient(1200px 800px at 80% -10%, rgba(10,96,255,0.15), rgba(255,255,255,0) 60%),
              radial-gradient(1000px 700px at 10% -20%, rgba(0,239,160,0.12), rgba(255,255,255,0) 55%),
              var(--color-bg);
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }

.container {
  width: 100%;
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 20px;
}

/* Header */
header.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: saturate(140%) blur(8px);
  background: rgba(15, 23, 42, 0.6);
  border-bottom: 1px solid var(--color-border);
}

[data-theme="light"] header.site-header {
  background: rgba(255, 255, 255, 0.7);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 0;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
}

.brand img { width: 36px; height: 36px; }
.brand .name { font-weight: 700; letter-spacing: 0.2px; }
.brand .sub { color: var(--color-muted); font-size: 14px; }

.nav a {
  color: var(--color-text);
  padding: 10px 12px;
  border-radius: 8px;
}

.nav a.active, .nav a:hover { background: rgba(56,189,248,0.12); }

.nav-links {
  display: flex;
  align-items: center;
  gap: 6px;
}

/* Hero */
.hero {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 40px;
  align-items: center;
  padding: 56px 0 36px;
}

.hero h1 {
  font-size: 40px;
  line-height: 1.1;
  margin: 0 0 14px 0;
}

.hero p {
  color: var(--color-muted);
  font-size: 18px;
  margin: 0 0 22px 0;
}

.cta {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: linear-gradient(135deg, var(--color-accent), var(--color-accent-2));
  color: #0b1020;
  padding: 12px 16px;
  border-radius: 10px;
  font-weight: 700;
  box-shadow: var(--shadow);
}

.panel {
  background: linear-gradient(180deg, rgba(255,255,255,0.03), rgba(255,255,255,0));
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 22px;
}

.card-title { display: inline-flex; align-items: center; gap: 10px; }
.card-title .icon { width: 20px; height: 20px; display: inline-block; }

.grid {
  display: grid;
  gap: 18px;
}

.grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }

.section {
  padding: 36px 0;
}

.section h2 { margin: 0 0 10px; font-size: 28px; }
.section p.lead { color: var(--color-muted); margin: 0 0 20px; }

.badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--color-text);
  background: rgba(167,139,250,0.15);
  border: 1px solid rgba(167,139,250,0.35);
  padding: 6px 10px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 13px;
}

.company-card {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.company-logo {
  width: 56px; height: 56px; border-radius: 12px; display: grid; place-items: center;
}

.logo-auto { background: rgba(10,96,255,0.15); border: 1px solid rgba(10,96,255,0.35); }
.logo-health { background: rgba(0,239,160,0.15); border: 1px solid rgba(0,239,160,0.35); }

/* Footer */
footer.site-footer {
  border-top: 1px solid var(--color-border);
  margin-top: 40px;
  padding: 26px 0 36px;
  color: var(--color-muted);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 20px;
  align-items: center;
}

.footer-links { display: flex; gap: 14px; }

/* Forms */
form .field { display: grid; gap: 6px; }
form label { color: var(--color-text); font-weight: 600; }
input, textarea {
  background: rgba(255,255,255,0.02);
  border: 1px solid var(--color-border);
  color: var(--color-text);
  padding: 10px 12px;
  border-radius: 10px;
}
textarea { min-height: 120px; resize: vertical; }

button.btn {
  background: linear-gradient(135deg, var(--color-accent), var(--color-accent-2));
  color: #0b1020;
  padding: 10px 14px;
  border: 0;
  border-radius: 10px;
  font-weight: 700;
  cursor: pointer;
}

/* Theme toggle */
.theme-toggle {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border: 1px solid var(--color-border);
  background: var(--color-panel);
  color: var(--color-text);
  padding: 8px 10px;
  border-radius: 10px;
  cursor: pointer;
}
.theme-toggle .icon { width: 18px; height: 18px; }
.theme-toggle .label { font-weight: 600; font-size: 14px; }

/* Responsive */
@media (max-width: 900px) {
  .hero { grid-template-columns: 1fr; }
  .grid-3 { grid-template-columns: 1fr; }
  .grid-2 { grid-template-columns: 1fr; }
}