/* ── Variables ───────────────────────────────────────────────────── */
:root {
  --primary:    #07456A;
  --primary-dk: #002850;
  --accent:     #FFD200;
  --border:     #d8dde4;
  --text:       #212529;
  --muted:      #777;
  --active-bg:  #DBECFB;
  --active-fg:  #07456A;
}

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

body {
  font-family: 'Barlow', -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;
  color: var(--text);
  background: #fff;
  margin: 0;
}

/* ── Site header ─────────────────────────────────────────────────── */
.site-header {
  background: var(--primary);
  box-shadow: 0 2px 8px rgba(0,0,0,.2);
}
.site-header-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
  height: 60px;
  display: flex;
  align-items: center;
  gap: 2rem;
}

.site-logo {
  display: flex; align-items: center; gap: .5rem;
  font-weight: 700; font-size: 1.05rem;
  color: #fff; text-decoration: none;
  font-family: 'Barlow Condensed', sans-serif;
  letter-spacing: .01em;
}
.site-logo-img { width: 32px; height: 32px; }
.site-logo:hover { color: var(--accent); }

.site-nav { display: flex; gap: .25rem; margin-left: auto; }
.site-nav-link {
  font-size: .875rem; color: rgba(255,255,255,.75);
  text-decoration: none; padding: .4rem .75rem;
  border-radius: 6px; transition: background .1s, color .1s;
}
.site-nav-link:hover { background: rgba(255,255,255,.12); color: #fff; }

/* ── Hero ────────────────────────────────────────────────────────── */
.support-hero {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dk) 100%);
  padding: 4rem 1.5rem;
  text-align: center;
  color: #fff;
}
.support-hero-inner { max-width: 640px; margin: 0 auto; }
.support-hero h1 {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 2.4rem; font-weight: 700;
  letter-spacing: .01em;
  margin: 0 0 .6rem;
}
.support-hero p {
  font-size: 1.05rem; opacity: .85; margin: 0 0 1.75rem;
}

.support-search-wrap {
  position: relative; max-width: 480px; margin: 0 auto;
}
.support-search-wrap .bi {
  position: absolute; left: .9rem; top: 50%;
  transform: translateY(-50%); color: #94a3b8; font-size: .9rem; pointer-events: none;
}
.support-search-wrap input {
  width: 100%; border: none; border-radius: 10px;
  padding: .75rem 1rem .75rem 2.6rem;
  font-family: 'Barlow', sans-serif;
  font-size: 1rem; outline: none;
  box-shadow: 0 2px 12px rgba(0,0,0,.18);
  transition: box-shadow .15s;
}
.support-search-wrap input:focus {
  box-shadow: 0 4px 20px rgba(0,0,0,.25), 0 0 0 3px rgba(255,210,0,.35);
}
.support-search-wrap input::placeholder { color: #94a3b8; }

/* ── Category grid ───────────────────────────────────────────────── */
.support-categories {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 1rem;
  max-width: 1100px;
  margin: 2.5rem auto;
  padding: 0 1.5rem 3rem;
}

.support-card {
  display: flex; align-items: center; gap: 1rem;
  padding: 1.1rem 1.25rem;
  border: 1px solid var(--border); border-top: 2px solid transparent;
  border-radius: 10px;
  text-decoration: none; color: var(--text);
  background: #fff;
  transition: border-color .15s, border-top-color .15s, box-shadow .15s, transform .1s;
}
.support-card:hover {
  border-color: var(--primary);
  border-top-color: var(--accent);
  box-shadow: 0 4px 16px rgba(7,69,106,.12);
  transform: translateY(-1px);
  color: var(--text);
}

.support-card-icon {
  width: 44px; height: 44px; border-radius: 10px;
  background: var(--accent);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.support-card-icon .bi { font-size: 1.2rem; color: var(--primary); }

.support-card-body { flex: 1; min-width: 0; }
.support-card-body h3 {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 1rem; font-weight: 700;
  letter-spacing: .01em;
  margin: 0 0 .15rem;
}
.support-card-body span { font-size: .78rem; color: var(--muted); }

.support-card-arrow { color: #b0bec7; font-size: .9rem; flex-shrink: 0; transition: color .15s; }
.support-card:hover .support-card-arrow { color: var(--primary); }

/* ── Footer ──────────────────────────────────────────────────────── */
.site-footer {
  border-top: 1px solid var(--border);
  background: #f8f9fb;
  padding: 1rem 1.5rem;
}
.site-footer-inner {
  max-width: 1100px; margin: 0 auto;
  font-size: .8rem; color: var(--muted);
}

/* ── Theme toggle button ─────────────────────────────────────────── */
.theme-btn {
  background: none; border: none; cursor: pointer;
  color: rgba(255,255,255,.75); padding: .35rem .45rem;
  border-radius: 6px; display: flex; align-items: center;
  font-size: 1rem; flex-shrink: 0;
  transition: background .1s, color .1s;
}
.theme-btn:hover { background: rgba(255,255,255,.12); color: #fff; }

/* ── Dark mode ───────────────────────────────────────────────────── */
[data-theme="dark"] {
  --primary:    #5aabde;
  --primary-dk: #a8d4f0;
  --border:     #1a3347;
  --text:       #d4dfe8;
  --muted:      #6e8fa8;
  --active-bg:  #0e2d42;
  --active-fg:  #a8d4f0;
}
[data-theme="dark"] body          { background: #0d1b26; }
[data-theme="dark"] .site-header  { background: #051525; box-shadow: 0 2px 8px rgba(0,0,0,.4); }
[data-theme="dark"] .support-hero { background: linear-gradient(135deg, #051525 0%, #020d18 100%); }
[data-theme="dark"] .support-card {
  background: #0e1e2c; border-color: #1a3347; color: var(--text);
}
[data-theme="dark"] .support-card:hover {
  border-color: var(--primary);
  border-top-color: var(--accent);
  box-shadow: 0 4px 16px rgba(0,0,0,.35);
}
[data-theme="dark"] .support-card-body h3   { color: var(--text); }
[data-theme="dark"] .support-card-body span { color: var(--muted); }
[data-theme="dark"] .support-card-arrow     { color: #2a4a62; }
[data-theme="dark"] .support-card:hover .support-card-arrow { color: var(--primary); }
[data-theme="dark"] .site-footer  { background: #080f17; border-top-color: #1a3347; }
[data-theme="dark"] .support-search-wrap input { background: #fff; }