/* assets/css/base.css */

/* Reset light */
*,
*::before,
*::after {
  box-sizing: border-box;
}

html,
body {
  font-family: "Montserrat", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.6;
  color: #222;
  background-color: #f6f7fb;
  margin: 0;
  padding: 0;
}

body {
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.6;
  color: #222;
  background-color: #f6f7fb;
}

/* CSS variables — brand colors */
:root {
  --color-bg: #f6f7fb;
  --color-surface: #ffffff;
  --color-primary: #007a94; /* Metis One teal */
  --color-primary-dark: #005e72;
  --color-primary-soft: #e0f3f6;
  --color-text: #1f2933;
  --color-muted: #6b7280;
  --shadow-soft: 0 10px 30px rgba(15, 23, 42, 0.08);
  --radius-lg: 18px;
  --radius-md: 12px;
  --radius-sm: 8px;
}

/* Layout */
.container {
  width: 100%;
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 16px;
}

/* Typography */
h1,
h2,
h3,
h4 {
  margin: 0 0 0.5em;
  font-weight: 700;
  color: #111827;
}

p {
  margin: 0 0 1em;
  color: var(--color-muted);
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(246, 247, 251, 0.9);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(15, 23, 42, 0.05);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 0;
}

.logo img {
  height: 32px;
}

/* Nav */
.main-nav {
  display: flex;
  gap: 20px;
}

.main-nav a {
  text-decoration: none;
  font-size: 14px;
  color: var(--color-muted);
}

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

/* Lang switcher */
.lang-switcher {
  display: flex;
  gap: 4px;
}

.lang-switcher button {
  border: 1px solid rgba(148, 163, 184, 0.6);
  background: transparent;
  border-radius: 999px;
  padding: 4px 8px;
  font-size: 12px;
  cursor: pointer;
}

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

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 20px;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  border: 1px solid transparent;
  transition: all 0.15s ease-in-out;
}

.btn-primary {
  background-color: var(--color-primary);
  color: #fff;
  box-shadow: var(--shadow-soft);
}

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

.btn-outline {
  background-color: transparent;
  color: var(--color-primary-dark);
  border-color: var(--color-primary-soft);
}

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

.btn-secondary {
  background-color: #111827;
  color: #fff;
}

/* Footer */
.site-footer {
  margin-top: 64px;
  background-color: #020617;
  color: #e5e7eb;
  padding: 40px 0;
}

.footer-inner {
  display: grid;
  gap: 24px;
  grid-template-columns: minmax(0, 2fr) minmax(0, 3fr) minmax(0, 2fr);
}

.footer-logo {
  height: 28px;
  margin-bottom: 12px;
}

.footer-tagline {
  color: #9ca3af;
  font-size: 14px;
}

.footer-links {
  display: flex;
  gap: 40px;
}

.footer-links h4 {
  font-size: 14px;
  margin-bottom: 8px;
}

.footer-links a {
  display: block;
  font-size: 13px;
  color: #9ca3af;
  text-decoration: none;
  margin-bottom: 4px;
}

.footer-links a:hover {
  color: #e5e7eb;
}

.footer-social h4 {
  font-size: 14px;
  margin-bottom: 8px;
}

.social-icons {
  display: flex;
  gap: 10px;
  margin-bottom: 12px;
}

.social-icons a {
  width: 32px;
  height: 32px;
  border-radius: 999px;
  background-color: #0f172a;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  color: #e5e7eb;
  text-decoration: none;
}

.footer-copy {
  font-size: 12px;
  color: #6b7280;
}

/* Responsive */
@media (max-width: 768px) {
  .header-inner {
    flex-wrap: wrap;
    gap: 8px;
  }

  .main-nav {
    flex-wrap: wrap;
    justify-content: center;
  }

  .footer-inner {
    grid-template-columns: 1fr;
  }

  .footer-links {
    justify-content: space-between;
  }
}