/* ── Design tokens ─────────────────────────────────────── */
:root {
  --bg:           #0b0d14;
  --bg-soft:      #12151f;
  --surface:      #181c28;
  --surface-2:    #1e2233;
  --text:         #e6ecf8;
  --text-muted:   #6b7d96;
  --text-sec:     #9aaec5;
  --border:       #242b3d;
  --border-2:     #323d55;
  --accent:       #4d96ff;

  --c-dn:          #4a90e2;
  --c-aftonbladet: #e24a4a;
  --c-expressen:   #e2993a;
  --c-svd:         #4a5ae2;
  --c-tv4:         #9a4ae2;

  --ok:    #3ac76a;
  --err:   #e24a4a;

  --r:     10px;
  --r-sm:  5px;
  --tx:    140ms ease;
}

[data-theme="light"] {
  --bg:           #f2f5fb;
  --bg-soft:      #ffffff;
  --surface:      #ffffff;
  --surface-2:    #f5f8fd;
  --text:         #0f1a2b;
  --text-muted:   #5c6f87;
  --text-sec:     #3c526b;
  --border:       #dce4f0;
  --border-2:     #b8c8da;
  --accent:       #0052cc;

  --c-dn:          #005fad;
  --c-aftonbladet: #cc0000;
  --c-expressen:   #c06800;
  --c-svd:         #002da8;
  --c-tv4:         #7000cc;

  --ok:    #0a8a3b;
  --err:   #cc0000;
}

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

body {
  margin: 0;
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  transition: background var(--tx), color var(--tx);
}

h1, h2, h3 { margin: 0; }
p { margin: 0; }

/* ── Topbar ────────────────────────────────────────────── */
.topbar {
  position: sticky;
  top: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 0.75rem 1.5rem;
  background: color-mix(in srgb, var(--bg-soft) 85%, transparent);
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
}

.topbar-brand { flex-shrink: 0; }

.topbar-brand h1 {
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: -0.025em;
}

.brand-accent { color: var(--accent); }

.topbar-brand .meta {
  font-size: 0.7rem;
  color: var(--text-muted);
  margin-top: 1px;
}

/* ── Source filter tabs ────────────────────────────────── */
.source-filters {
  display: flex;
  align-items: center;
  gap: 0.3rem;
  flex: 1;
  overflow-x: auto;
  scrollbar-width: none;
  padding: 0.1rem 0;
}

.source-filters::-webkit-scrollbar { display: none; }

.filter-btn {
  flex-shrink: 0;
  padding: 0.28rem 0.65rem;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: transparent;
  color: var(--text-muted);
  font-family: inherit;
  font-size: 0.74rem;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--tx);
  white-space: nowrap;
  line-height: 1.5;
}

.filter-btn:hover {
  border-color: var(--border-2);
  color: var(--text);
}

.filter-btn.active {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
  font-weight: 600;
}

/* ── Theme toggle ──────────────────────────────────────── */
.theme-toggle {
  flex-shrink: 0;
  width: 34px;
  height: 34px;
  padding: 0;
  border: 1px solid var(--border);
  border-radius: 50%;
  background: var(--surface);
  color: var(--text);
  cursor: pointer;
  display: grid;
  place-items: center;
  font-size: 0.9rem;
  transition: border-color var(--tx), background var(--tx);
}

.theme-toggle:hover {
  border-color: var(--border-2);
  background: var(--surface-2);
}

/* ── Main ──────────────────────────────────────────────── */
main {
  max-width: 1320px;
  margin: 0 auto;
  padding: 1.5rem 1.5rem 2rem;
}

/* ── News grid ─────────────────────────────────────────── */
.news-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 0.875rem;
}

@media (min-width: 1024px) {
  .news-grid { grid-template-columns: repeat(3, 1fr); }
}

/* ── Cards ─────────────────────────────────────────────── */
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-left: 3px solid var(--border);
  border-radius: var(--r);
  padding: 1rem 1.1rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  transition: border-color var(--tx), box-shadow var(--tx), transform var(--tx);
}

.card:hover {
  border-color: var(--border-2);
  box-shadow: 0 6px 24px rgba(0, 0, 0, 0.18);
  transform: translateY(-2px);
}

/* Left accent border per source */
.card[data-source="dn"]          { border-left-color: var(--c-dn); }
.card[data-source="aftonbladet"] { border-left-color: var(--c-aftonbladet); }
.card[data-source="expressen"]   { border-left-color: var(--c-expressen); }
.card[data-source="svd"]         { border-left-color: var(--c-svd); }
.card[data-source="tv4"]         { border-left-color: var(--c-tv4); }

/* Card header row */
.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
}

/* Source badge */
.source-badge {
  font-size: 0.63rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 0.18rem 0.45rem;
  border-radius: var(--r-sm);
  white-space: nowrap;
}

.source-dn          { color: var(--c-dn);          background: color-mix(in srgb, var(--c-dn) 15%, transparent); }
.source-aftonbladet { color: var(--c-aftonbladet);  background: color-mix(in srgb, var(--c-aftonbladet) 15%, transparent); }
.source-expressen   { color: var(--c-expressen);    background: color-mix(in srgb, var(--c-expressen) 15%, transparent); }
.source-svd         { color: var(--c-svd);          background: color-mix(in srgb, var(--c-svd) 15%, transparent); }
.source-tv4         { color: var(--c-tv4);          background: color-mix(in srgb, var(--c-tv4) 15%, transparent); }

/* Time */
.card-time {
  font-size: 0.71rem;
  color: var(--text-muted);
  white-space: nowrap;
  flex-shrink: 0;
}

/* Title */
.card-title {
  font-size: 0.9rem;
  font-weight: 600;
  line-height: 1.4;
  letter-spacing: -0.015em;
}

.card-title a {
  color: var(--text);
  text-decoration: none;
}

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

/* Summary */
.card-summary {
  font-size: 0.8rem;
  color: var(--text-sec);
  line-height: 1.6;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* ── Footer / Source status ────────────────────────────── */
.site-footer {
  max-width: 1320px;
  margin: 0 auto;
  padding: 0 1.5rem 2.5rem;
}

.source-status {
  border-top: 1px solid var(--border);
}

.source-status summary {
  list-style: none;
  display: flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.75rem 0;
  font-size: 0.74rem;
  font-weight: 600;
  color: var(--text-muted);
  cursor: pointer;
  user-select: none;
}

.source-status summary::-webkit-details-marker { display: none; }

.source-status summary::before {
  content: '▶';
  font-size: 0.5rem;
  transition: transform var(--tx);
  display: inline-block;
}

.source-status[open] summary::before {
  transform: rotate(90deg);
}

.source-status-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  padding-bottom: 1rem;
}

.source-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-sm);
  padding: 0.35rem 0.6rem;
  font-size: 0.74rem;
}

.source-count { color: var(--text-muted); }
.status-ok    { color: var(--ok); font-weight: 600; }
.status-error { color: var(--err); font-size: 0.7rem; }

/* ── Responsive ────────────────────────────────────────── */
@media (max-width: 768px) {
  .topbar {
    position: static;
    flex-wrap: wrap;
    gap: 0.75rem;
    padding: 0.875rem 1rem;
  }

  .topbar-brand { flex: 1; }

  .source-filters {
    order: 3;
    width: 100%;
    flex: none;
  }

  main,
  .site-footer {
    padding-left: 1rem;
    padding-right: 1rem;
  }

  .news-grid {
    grid-template-columns: 1fr;
  }
}