/* RSS Reader — feuille de style mobile-first, sans dépendance.
   Variables, Flexbox/Grid, mode sombre par défaut + variante claire. */

:root {
  --bg: #0b1120;
  --surface: #111827;
  --surface-2: #1f2937;
  --text: #e5e7eb;
  --muted: #9ca3af;
  --accent: #f59e0b;
  --danger: #ef4444;
  --radius: 12px;
  --serif: Georgia, "Times New Roman", serif;
}

@media (prefers-color-scheme: light) {
  :root {
    --bg: #f8fafc;
    --surface: #ffffff;
    --surface-2: #f1f5f9;
    --text: #0f172a;
    --muted: #64748b;
  }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: system-ui, sans-serif;
  line-height: 1.5;
  background: var(--bg);
  color: var(--text);
}

header.app {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 1rem;
  border-bottom: 1px solid var(--surface-2);
}

header.app h1 { font-size: 1.25rem; margin: 0.5rem 0; }

header.app nav { display: flex; gap: 0.5rem; }

header.app nav a {
  padding: 0.5rem 0.75rem;
  color: var(--muted);
  text-decoration: none;
  border-radius: var(--radius);
}

header.app nav a[aria-current="page"] {
  color: var(--text);
  background: var(--surface-2);
}

main {
  max-width: 720px;
  margin: 0 auto;
  padding: 1rem;
  display: grid;
  gap: 1rem;
}

.toolbar form {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  align-items: center;
}

select,
input[type="text"],
input[type="url"] {
  padding: 0.5rem;
  border-radius: var(--radius);
  border: 1px solid var(--surface-2);
  background: var(--surface);
  color: var(--text);
}

.btn,
button {
  padding: 0.5rem 0.75rem;
  border: 0;
  border-radius: var(--radius);
  background: var(--surface-2);
  color: var(--text);
  text-decoration: none;
  cursor: pointer;
}

button.danger,
button.danger:hover { background: var(--danger); color: #fff; }

.group { display: grid; gap: 0.75rem; }
.group h2 { font-size: 1rem; color: var(--muted); margin: 0.5rem 0 0; }

.card {
  background: var(--surface);
  border-radius: var(--radius);
  padding: 1rem;
  touch-action: pan-y;
  transition: transform 0.15s ease, opacity 0.15s ease;
}

.card.is-read { opacity: 0.6; }
.card h3 { margin: 0 0 0.25rem; font-size: 1.05rem; }
.card h3 a { color: var(--text); text-decoration: none; }
.card .meta { display: flex; gap: 0.75rem; color: var(--muted); font-size: 0.8rem; margin: 0 0 0.5rem; }
.card .summary { margin: 0 0 0.75rem; color: var(--text); }

.tags { list-style: none; display: flex; flex-wrap: wrap; gap: 0.35rem; padding: 0; margin: 0 0 0.75rem; }
.tags li { background: var(--surface-2); color: var(--muted); padding: 0.15rem 0.5rem; border-radius: 999px; font-size: 0.75rem; }

.actions { display: flex; gap: 0.5rem; }
.actions button[aria-pressed="true"] { background: var(--accent); color: #111827; }

.panel {
  background: var(--surface);
  border-radius: var(--radius);
  padding: 1rem;
  display: grid;
  gap: 0.5rem;
}

.panel form { display: grid; gap: 0.5rem; }

.feed-list { list-style: none; padding: 0; margin: 0; display: grid; gap: 0.75rem; }
.feed-list li { display: flex; justify-content: space-between; gap: 1rem; align-items: start; background: var(--surface-2); padding: 0.75rem; border-radius: var(--radius); }
.feed-list .feed-url,
.feed-list .feed-cat,
.feed-list .feed-import { display: block; color: var(--muted); font-size: 0.8rem; }

.notice { padding: 0.5rem 0.75rem; border-radius: var(--radius); }
.notice.ok { background: rgba(34, 197, 94, 0.2); }
.notice.warn { background: rgba(245, 158, 11, 0.2); }
.empty { color: var(--muted); }

.toast {
  position: fixed;
  left: 50%;
  bottom: 1.5rem;
  transform: translateX(-50%);
  background: var(--surface-2);
  color: var(--text);
  padding: 0.6rem 1rem;
  border-radius: var(--radius);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.4);
}