:root {
  --ink: #0f1a1f;
  --ink-soft: #24313a;
  --radius-lg: 22px;
  --paper: #ffffff;
  --card-surface: rgba(255, 255, 255, 0.92);
  --page-bg: #f6f0e8;
  --page-gradient-1: #fffaf4;
  --page-gradient-2: #eadcc8;
  --glow-1: rgba(214, 123, 66, 0.18);
  --glow-2: rgba(190, 154, 86, 0.14);
  --accent: #a24f2a;
  --accent-soft: #fff3e8;
  --accent-ink: #9b411f;
}

* {
  box-sizing: border-box;
}

body {
  font-family: "Space Grotesk", "Segoe UI", sans-serif;
  background: radial-gradient(circle at top, var(--page-gradient-1) 0%, color-mix(in srgb, var(--page-bg) 68%, white) 42%, var(--page-gradient-2) 100%);
  color: var(--ink);
  min-height: 100vh;
}

.pattern {
  background-image: linear-gradient(120deg, rgba(15, 26, 31, 0.06) 0%, rgba(15, 26, 31, 0) 60%),
    radial-gradient(circle at 15% 25%, var(--glow-1), transparent 45%),
    radial-gradient(circle at 80% 10%, var(--glow-2), transparent 45%);
  background-color: var(--page-bg);
}

body.theme-sand {
  --page-bg: #f6f0e8;
  --page-gradient-1: #fffaf4;
  --page-gradient-2: #eadcc8;
  --glow-1: rgba(214, 123, 66, 0.18);
  --glow-2: rgba(190, 154, 86, 0.14);
  --accent: #a24f2a;
  --accent-soft: #fff3e8;
  --accent-ink: #9b411f;
}

body.theme-forest {
  --page-bg: #edf3ec;
  --page-gradient-1: #f8fbf7;
  --page-gradient-2: #dce9db;
  --glow-1: rgba(88, 138, 99, 0.16);
  --glow-2: rgba(155, 179, 110, 0.12);
  --accent: #426b4c;
  --accent-soft: #e9f4ea;
  --accent-ink: #31533a;
}

body.theme-ocean {
  --page-bg: #eaf3f6;
  --page-gradient-1: #f9fdff;
  --page-gradient-2: #d4e6ea;
  --glow-1: rgba(63, 145, 173, 0.16);
  --glow-2: rgba(44, 114, 132, 0.12);
  --accent: #2f6f84;
  --accent-soft: #e5f4f8;
  --accent-ink: #215161;
}

body.theme-slate {
  --page-bg: #eef1f4;
  --page-gradient-1: #fbfcfd;
  --page-gradient-2: #dce2e8;
  --glow-1: rgba(90, 110, 130, 0.14);
  --glow-2: rgba(129, 141, 155, 0.10);
  --accent: #526273;
  --accent-soft: #edf2f6;
  --accent-ink: #3d4a58;
}

.brand-title,
.site-footer-brand {
  font-family: "Bebas Neue", "Impact", sans-serif;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.site-top {
  border-radius: var(--radius-lg);
  background: var(--paper);
  box-shadow: 0 16px 30px rgba(18, 20, 22, 0.12);
  padding: 1rem;
  color: var(--ink);
  text-align: center;
}

.site-logo {
  width: min(320px, 100%);
  height: auto;
}

.site-traverse-logo {
  width: min(220px, 100%);
  height: auto;
}

.site-brand-row {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.85rem;
}

.site-brand-main,
.site-brand-side {
  display: flex;
  justify-content: center;
  width: 100%;
}

.site-actions {
  margin-top: 0.9rem;
  display: flex;
  justify-content: center;
  gap: 0.6rem;
  flex-wrap: wrap;
}

.site-location {
  margin-top: 0.8rem;
  font-size: 0.95rem;
  color: var(--ink-soft);
}

.site-location a {
  color: var(--ink);
  margin-left: 0.4rem;
}

.content-card {
  border-radius: var(--radius-lg);
  background: var(--card-surface);
  box-shadow: 0 16px 30px rgba(18, 20, 22, 0.12);
  padding: 2rem;
  min-height: 320px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.content-card-app {
  display: block;
  min-height: 0;
}

.content-card-app > *:last-child {
  margin-bottom: 0;
}

.app-toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.app-toolbar-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.app-toolbar-search {
  width: 100%;
  max-width: 360px;
}

.content-card-app .table-responsive,
.content-card-app .card:last-child,
.content-card-app .list-group:last-child,
.content-card-app form:last-child {
  margin-bottom: 0;
}

.placeholder-copy {
  max-width: 640px;
  text-align: center;
}

.placeholder-label {
  display: inline-block;
  margin-bottom: 0.75rem;
  padding: 0.35rem 0.85rem;
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--accent-ink);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.site-footer {
  margin-top: 2.5rem;
}

.site-footer-card {
  border-radius: var(--radius-lg);
  background: var(--paper);
  color: var(--ink);
  box-shadow: 0 16px 30px rgba(18, 20, 22, 0.12);
  padding: 1.1rem;
  display: grid;
  gap: 1.2rem;
  grid-template-columns: 1fr;
}

.site-footer-brand {
  font-size: 1.2rem;
}

.site-footer-sponsors {
  display: grid;
  padding-bottom: 0.25rem;
  border-bottom: 1px solid color-mix(in srgb, var(--ink) 10%, transparent);
}

.site-footer-sponsor-logos {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 1rem 1.5rem;
}

.site-footer-sponsor {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 68px;
  padding: 0.65rem 0.9rem;
  border-radius: 16px;
  background: color-mix(in srgb, var(--accent-soft) 45%, white);
  text-decoration: none;
}

.site-footer-sponsor-logo {
  display: block;
  height: 48px;
  width: auto;
  max-width: 100%;
  object-fit: contain;
  mix-blend-mode: multiply;
}

.site-footer-contact {
  display: grid;
  gap: 0.2rem;
}

.site-footer-nav-shell {
  display: grid;
  gap: 0.9rem;
}

.site-footer-nav-toggle {
  justify-self: start;
  border-color: color-mix(in srgb, var(--accent) 30%, #000000 10%);
  color: var(--accent);
}

.site-footer-nav-toggle .navbar-toggler-icon {
  --bs-navbar-toggler-icon-bg: none;
  width: 1.3rem;
  height: 1.3rem;
  background-image:
    linear-gradient(var(--accent), var(--accent)),
    linear-gradient(var(--accent), var(--accent)),
    linear-gradient(var(--accent), var(--accent));
  background-size: 100% 2px, 100% 2px, 100% 2px;
  background-position: center 0.2rem, center center, center calc(100% - 0.2rem);
  background-repeat: no-repeat;
}

.site-footer-nav-collapse {
  width: 100%;
}

.site-footer-nav {
  display: grid;
  align-content: start;
  gap: 0.45rem;
}

.site-footer-nav a,
.site-footer-contact a {
  color: var(--ink);
  text-decoration: none;
}

.btn-outline-dark:hover,
.btn-outline-dark:focus-visible {
  background-color: var(--accent);
  border-color: var(--accent);
  color: #ffffff;
}

.btn-brand {
  background: linear-gradient(135deg, color-mix(in srgb, var(--accent) 88%, white), var(--accent-ink));
  border: 0;
  color: #ffffff;
  box-shadow: 0 12px 24px color-mix(in srgb, var(--accent) 22%, transparent);
}

.btn-brand:hover,
.btn-brand:focus-visible {
  background: linear-gradient(135deg, color-mix(in srgb, var(--accent) 80%, white), var(--accent-ink));
  color: #ffffff;
}

.site-footer-nav a:hover,
.site-footer-contact a:hover,
.site-location a:hover {
  color: var(--accent);
  text-decoration: underline;
}

@media (min-width: 769px) {
  .site-top {
    padding: 1.25rem 1.5rem;
  }

  .site-brand-row {
    flex-direction: row;
    align-items: center;
    justify-content: center;
    gap: 1.2rem;
  }

  .site-brand-main,
  .site-brand-side {
    flex: 0 1 auto;
    width: auto;
  }

  .site-footer-card {
    grid-template-columns: minmax(240px, 1fr) minmax(240px, 1fr);
    padding: 1.5rem;
    align-items: start;
  }

  .site-footer-sponsors {
    grid-column: 1 / -1;
  }

  .site-footer-nav-shell {
    justify-items: stretch;
  }

  .site-footer-nav {
    display: flex;
    flex-wrap: wrap;
    justify-content: flex-end;
    align-items: center;
    gap: 0.9rem 1.75rem;
  }

  .app-toolbar-search {
    width: auto;
  }
}