:root {
  color-scheme: dark;

  /* Backgrounds */
  --bg: #0d0d0f;
  --surface: #17181c;
  --surface-hover: #1f2126;

  /* Text */
  --text: #f5f1ea;
  --muted: #b0b0b0;

  /* Brand Colors */
  --accent: #c4161c;
  --accent-hover: #e01c23;
  --accent-soft: #2a1314;

  /* Secondary */
  --secondary: #24262c;
  --secondary-text: #d6d6d6;

  /* Borders */
  --border: #2b2d33;

  /* Logo-inspired ivory */
  --ivory: #f5f1ea;

  /* Header */
  --header-start: #151518;
  --header-end: #0d0d0f;

  /* Navigation */
  --nav-bg: rgba(196, 22, 28, 0.12);
  --nav-hover: rgba(196, 22, 28, 0.22);

  /* Shadows */
  --shadow: 0 25px 50px rgba(0, 0, 0, 0.4);
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system,
    BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: var(--bg);
  color: var(--text);
}

body {
  line-height: 1.7;
}

.container {
  width: min(1080px, calc(100% - 2rem));
  margin: 0 auto;
}

/* =========================
   HEADER
   ========================= */

.site-header {
  background: linear-gradient(
    135deg,
    var(--header-start) 0%,
    var(--header-end) 100%
  );
  color: var(--ivory);
  padding: 3rem 0 2rem;
  border-bottom: 2px solid var(--accent);
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5);
}

.site-header .container {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.site-brand {
  display: flex;
  align-items: flex-start;
  gap: 1.5rem;
}

.site-logo {
  width: 80px;
  height: auto;
  flex-shrink: 0;
  filter:
    drop-shadow(0 0 10px rgba(196, 22, 28, 0.25))
    drop-shadow(0 0 20px rgba(196, 22, 28, 0.15));
}

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.2em;
  font-size: 0.8rem;
  margin: 0 0 0.75rem;
  color: rgba(245, 241, 234, 0.75);
}

.site-header h1 {
  margin: 0;
  font-size: clamp(2.25rem, 3vw, 3.5rem);
  color: var(--ivory);
  text-shadow: 0 0 20px rgba(196, 22, 28, 0.2);
}

.intro {
  max-width: 50rem;
  margin: 1rem 0 0;
  color: rgba(245, 241, 234, 0.85);
}

/* =========================
   NAVIGATION
   ========================= */

.main-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.main-nav a {
  display: inline-flex;
  align-items: center;
  padding: 0.8rem 1.1rem;
  border-radius: 999px;
  background: var(--nav-bg);
  color: var(--ivory);
  text-decoration: none;
  font-weight: 600;
  border: 1px solid rgba(196, 22, 28, 0.25);
  transition:
    background 0.2s ease,
    border-color 0.2s ease,
    transform 0.2s ease;
}

.main-nav a:hover,
.main-nav a:focus-visible {
  background: var(--nav-hover);
  border-color: var(--accent);
  transform: translateY(-2px);
}

/* =========================
   CONTENT CARDS
   ========================= */

.section-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 1.25rem;
  box-shadow: var(--shadow);
  padding: 2rem;
  margin-top: 1.75rem;
  transition:
    transform 0.2s ease,
    background 0.2s ease,
    border-color 0.2s ease,
    box-shadow 0.2s ease;
}

.section-card:hover {
  background: var(--surface-hover);
  border-color: var(--accent);
  transform: translateY(-2px);
  box-shadow: 0 30px 60px rgba(0, 0, 0, 0.45);
}

.section-card h2 {
  margin-top: 0;
  color: var(--accent);
}

.section-card p {
  margin: 1rem 0;
  color: var(--muted);
}

.section-card ul {
  margin: 1rem 0 0;
  padding-left: 1.4rem;
  color: var(--text);
}

.section-card li {
  margin-bottom: 0.75rem;
}

/* =========================
   LINKS
   ========================= */

a {
  color: var(--accent);
  transition: color 0.2s ease;
}

a:hover {
  color: var(--accent-hover);
}

.section-card a {
  font-weight: 600;
  text-decoration: none;
}

.section-card a:hover {
  text-decoration: underline;
}

/* =========================
   BUTTONS (if used later)
   ========================= */

button {
  background: var(--accent);
  color: var(--ivory);
  border: none;
  border-radius: 0.75rem;
  padding: 0.75rem 1.25rem;
  cursor: pointer;
  transition:
    background 0.2s ease,
    transform 0.2s ease;
}

button:hover {
  background: var(--accent-hover);
  transform: translateY(-1px);
}

/* =========================
   FOOTER
   ========================= */

.site-footer {
  padding: 2rem 0;
  margin-top: 3rem;
  text-align: center;
  color: var(--muted);
  border-top: 1px solid var(--border);
}

/* =========================
   SCROLLBAR
   ========================= */

::-webkit-scrollbar {
  width: 10px;
}

::-webkit-scrollbar-track {
  background: var(--bg);
}

::-webkit-scrollbar-thumb {
  background: #3a3d44;
  border-radius: 999px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--accent);
}

/* =========================
   RESPONSIVE
   ========================= */

@media (min-width: 768px) {
  .site-header .container {
    flex-direction: row;
    justify-content: space-between;
    align-items: flex-end;
  }

  .main-nav {
    justify-content: flex-end;
  }
}

@media (max-width: 600px) {
  .section-card {
    padding: 1.5rem;
  }

  .main-nav a {
    flex: 1 1 100%;
    justify-content: center;
  }

  .site-brand {
    flex-direction: column;
    align-items: center;
    text-align: center;
  }

  .site-logo {
    width: 70px;
  }
}