:root {
  --bg: #f7f2ea;
  --paper: #ffffff;
  --ink: #2b2723;
  --muted: #786f64;
  --accent: #b8553a;
  --accent-dark: #8b3d27;
  --line: #e3dcd0;
  --shadow: 0 1px 3px rgba(0,0,0,0.08), 0 4px 14px rgba(0,0,0,0.04);
  --radius: 10px;
}

* { box-sizing: border-box; }

html, body {
  margin: 0; padding: 0;
  background: var(--bg);
  color: var(--ink);
  font: 16px/1.5 -apple-system, BlinkMacSystemFont, "Segoe UI", "Helvetica Neue", Arial, sans-serif;
}

a { color: var(--accent-dark); text-decoration: none; }
a:hover { text-decoration: underline; }

img { max-width: 100%; display: block; }

/* ===== Header ===== */
.site-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: .75rem 1.25rem;
  background: var(--paper);
  border-bottom: 1px solid var(--line);
  position: sticky; top: 0; z-index: 50;
}
.brand {
  display: flex; align-items: center; gap: .5rem;
  color: var(--ink); font-weight: 600; font-size: 1.1rem;
  text-decoration: none;
}
.brand-mark { font-size: 1.4rem; color: var(--accent); }
.site-nav { display: flex; gap: 1rem; align-items: center; }

.menu { position: relative; }
.menu summary {
  cursor: pointer; padding: .35rem .75rem; border-radius: 6px;
  list-style: none;
}
.menu summary::-webkit-details-marker { display: none; }
.menu summary:hover { background: var(--bg); }
.menu[open] summary { background: var(--bg); }
.menu ul {
  position: absolute; right: 0; top: calc(100% + .35rem);
  background: var(--paper); border: 1px solid var(--line); border-radius: var(--radius);
  list-style: none; padding: .5rem 0; margin: 0;
  min-width: 240px; max-height: 70vh; overflow-y: auto;
  box-shadow: var(--shadow);
}
.menu li.sep { border-top: 1px solid var(--line); margin: .35rem 0; }
.menu li a {
  display: block; padding: .35rem 1rem; color: var(--ink);
}
.menu li a:hover { background: var(--bg); text-decoration: none; }

.link-btn {
  background: none; border: 0; padding: 0;
  color: var(--accent-dark); cursor: pointer; font: inherit;
}
.link-btn:hover { text-decoration: underline; }

/* ===== Flash messages ===== */
.flashes { list-style: none; padding: 0; margin: 0; }
.flash {
  padding: .6rem 1rem; margin: 0;
  border-bottom: 1px solid var(--line);
  text-align: center;
}
.flash-error { background: #fbeae6; color: #8b2c1a; }
.flash-ok { background: #e7f4ec; color: #1f5d35; }

/* ===== Layout ===== */
.site-main {
  max-width: 1100px; margin: 0 auto;
  padding: 1.5rem 1.25rem 3rem;
}

.site-footer {
  text-align: center; padding: 2rem 1rem;
  color: var(--muted); font-size: .85rem;
}

/* ===== Hero (home) ===== */
.hero {
  display: grid; grid-template-columns: 1.5fr 1fr; gap: 1.5rem;
  background: var(--paper); border-radius: var(--radius);
  overflow: hidden; box-shadow: var(--shadow);
  margin-bottom: 2rem;
}
.hero-img { width: 100%; height: 100%; max-height: 360px; object-fit: cover; }
.hero-text { padding: 2rem; align-self: center; }
.hero-text h1 { margin: 0 0 .5rem; font-size: 2rem; }
.hero-text p { color: var(--muted); margin: 0; }
@media (max-width: 720px) {
  .hero { grid-template-columns: 1fr; }
}

/* ===== Section cards (home) ===== */
.sections-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 1rem;
}
.section-card {
  display: block; background: var(--paper);
  border: 1px solid var(--line); border-radius: var(--radius);
  overflow: hidden; box-shadow: var(--shadow);
  color: var(--ink); text-decoration: none;
  transition: transform .15s ease;
}
.section-card:hover {
  transform: translateY(-2px);
  text-decoration: none;
  border-color: var(--accent);
}
.section-thumb {
  aspect-ratio: 16 / 10; background: var(--bg);
  display: flex; align-items: center; justify-content: center;
}
.section-thumb img { width: 100%; height: 100%; object-fit: cover; }
.thumb-placeholder { font-size: 3rem; opacity: .35; }
.section-meta { padding: .85rem 1rem; }
.section-meta h2 { margin: 0 0 .25rem; font-size: 1.05rem; }
.section-meta p { margin: 0; color: var(--muted); font-size: .85rem; }

/* ===== Section page ===== */
.section-header {
  display: flex; flex-wrap: wrap; align-items: baseline; gap: 1rem;
  margin-bottom: 1rem;
}
.section-header h1 { margin: 0; flex-grow: 1; }
.section-header .lede {
  flex-basis: 100%; color: var(--muted); margin: 0 0 .5rem;
}
.empty {
  text-align: center; color: var(--muted);
  padding: 3rem 1rem; background: var(--paper);
  border: 1px dashed var(--line); border-radius: var(--radius);
}

/* ===== Masonry grid ===== */
.masonry {
  column-width: 260px; column-gap: 1rem;
}
.masonry > .card {
  break-inside: avoid; margin: 0 0 1rem;
  background: var(--paper);
  border: 1px solid var(--line); border-radius: var(--radius);
  overflow: hidden;
  transition: box-shadow .15s ease, border-color .15s ease;
}
.card:hover {
  box-shadow: var(--shadow);
  border-color: var(--accent);
}
.card-link { display: block; color: var(--ink); }
.card-link:hover { text-decoration: none; }
.card img { width: 100%; height: auto; display: block; }
.card-icon {
  font-size: 3rem; text-align: center; padding: 1.5rem 0; background: var(--bg);
}
.card-body { padding: .75rem 1rem; }
.card-body h3 { margin: 0 0 .25rem; font-size: 1rem; }
.muted { color: var(--muted); }
.note-preview { margin: .35rem 0 0; color: var(--muted); font-size: .9rem; white-space: pre-wrap; }

/* ===== Buttons ===== */
.btn {
  display: inline-block;
  padding: .55rem 1rem; border: 1px solid var(--line);
  background: var(--paper); color: var(--ink);
  border-radius: 6px; font: inherit; cursor: pointer;
  text-decoration: none;
}
.btn:hover { border-color: var(--accent); }
.btn.primary { background: var(--accent); color: white; border-color: var(--accent); }
.btn.primary:hover { background: var(--accent-dark); border-color: var(--accent-dark); }
.btn.danger { background: var(--paper); color: #a23114; border-color: #e3b8ad; }
.btn.danger:hover { background: #fbeae6; }

/* ===== Forms ===== */
.add-form, .login-card, .edit-form, .danger-form, .inline-form, .add-idea-form {
  background: var(--paper); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 1.25rem; margin: 1rem 0;
  box-shadow: var(--shadow);
}
.login-card { max-width: 360px; margin: 3rem auto; }
form label { display: block; margin: .5rem 0; }
form input[type="text"], form input[type="url"], form input[type="password"],
form input:not([type]), form input[type="number"], form input[type="file"],
form textarea {
  width: 100%; padding: .5rem .65rem;
  border: 1px solid var(--line); border-radius: 6px;
  font: inherit; background: var(--paper);
}
form textarea { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; }
.form-actions { display: flex; gap: .5rem; margin-top: 1rem; }

.kind-tabs { display: flex; gap: .25rem; flex-wrap: wrap; margin-bottom: .75rem; }
.kind-tabs label {
  display: inline-flex; align-items: center; gap: .35rem;
  padding: .4rem .75rem; border: 1px solid var(--line); border-radius: 999px;
  cursor: pointer; margin: 0;
}
.kind-tabs input { display: none; }
.kind-tabs label:has(input:checked) {
  background: var(--accent); color: white; border-color: var(--accent);
}

.inline-form { display: flex; gap: .75rem; flex-wrap: wrap; align-items: end; }
.inline-form label { flex: 1 1 200px; }

/* ===== Item detail ===== */
.item-detail { background: var(--paper); border: 1px solid var(--line); border-radius: var(--radius); padding: 1.25rem; box-shadow: var(--shadow); }
.item-full-image { width: 100%; height: auto; border-radius: 6px; }
.big-link { font-size: 1.1rem; }
.prose { line-height: 1.55; }
.prose pre, .prose code { background: var(--bg); border-radius: 4px; padding: .1rem .35rem; }
.prose pre { padding: .75rem 1rem; overflow-x: auto; }
.prose table { border-collapse: collapse; margin: 1rem 0; }
.prose th, .prose td { border: 1px solid var(--line); padding: .35rem .65rem; }
.prose blockquote { border-left: 3px solid var(--accent); padding-left: 1rem; color: var(--muted); margin: 1rem 0; }
.danger-form { margin-top: 1rem; background: transparent; box-shadow: none; border: none; padding: 0; }

/* ===== Admin table ===== */
.admin-table { width: 100%; border-collapse: collapse; background: var(--paper); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; }
.admin-table th, .admin-table td { padding: .5rem .75rem; border-bottom: 1px solid var(--line); text-align: left; vertical-align: middle; }
.admin-table input { width: 100%; }
.admin-table td.actions { white-space: nowrap; }