:root {
  --paper: #f6f1e7;
  --surface: #fffdf8;
  --surface-2: #efe8da;
  --ink: #1f1b16;
  --ink-2: #5c544a;
  --ink-3: #8a8174;
  --line: #e2d9c8;
  --accent: #b4532a;
  --shadow: 0 1px 2px rgba(31, 27, 22, .05), 0 6px 20px rgba(31, 27, 22, .06);
  --radius: 14px;
  --serif: "Fraunces", Georgia, serif;
  --sans: "Inter", system-ui, -apple-system, sans-serif;
  color-scheme: light;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --paper: #16130f;
    --surface: #1f1b16;
    --surface-2: #2a251e;
    --ink: #f1ebe0;
    --ink-2: #bdb3a3;
    --ink-3: #8a8174;
    --line: #342e26;
    --accent: #e0855a;
    --shadow: 0 1px 2px rgba(0, 0, 0, .3), 0 6px 20px rgba(0, 0, 0, .25);
    color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --paper: #16130f;
  --surface: #1f1b16;
  --surface-2: #2a251e;
  --ink: #f1ebe0;
  --ink-2: #bdb3a3;
  --ink-3: #8a8174;
  --line: #342e26;
  --accent: #e0855a;
  --shadow: 0 1px 2px rgba(0, 0, 0, .3), 0 6px 20px rgba(0, 0, 0, .25);
  color-scheme: dark;
}

* { box-sizing: border-box; }
html, body { margin: 0; }
body {
  background: var(--paper);
  color: var(--ink);
  font: 15px/1.55 var(--sans);
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; }
h1, h2, h3 { font-family: var(--serif); font-weight: 600; line-height: 1.15; margin: 0; }

/* ---------- Shell ---------- */
.shell { display: grid; grid-template-columns: 248px minmax(0, 1fr); min-height: 100vh; }
.sidebar {
  position: sticky; top: 0; height: 100vh; overflow-y: auto;
  padding: 24px 16px; border-right: 1px solid var(--line);
  display: flex; flex-direction: column; gap: 24px;
}
.brand { display: flex; gap: 12px; align-items: center; text-decoration: none; padding: 0 8px; }
.brand-mark {
  width: 38px; height: 38px; border-radius: 10px; display: grid; place-items: center;
  background: var(--ink); color: var(--paper); font: 700 20px var(--serif);
}
.brand-name { display: block; font: 700 20px/1.1 var(--serif); }
.brand-tag { display: block; font-size: 12px; color: var(--ink-3); }

.nav { display: flex; flex-direction: column; gap: 2px; }
.nav-label {
  font-size: 11px; font-weight: 600; letter-spacing: .08em; text-transform: uppercase;
  color: var(--ink-3); padding: 16px 10px 6px;
}
.nav a {
  display: flex; align-items: center; gap: 10px; padding: 7px 10px; border-radius: 8px;
  text-decoration: none; color: var(--ink-2); font-weight: 500; white-space: nowrap;
}
.nav a:hover { background: var(--surface-2); color: var(--ink); }
.nav a[aria-current="page"] { background: var(--surface); color: var(--ink); box-shadow: var(--shadow); }
.nav .ext { margin-left: auto; color: var(--ink-3); font-size: 12px; }
.nav .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--c); margin-left: auto; }

.main { padding: 40px clamp(16px, 4vw, 56px) 64px; min-width: 0; outline: none; }
.page { max-width: 1080px; margin: 0 auto; }

/* ---------- Home ---------- */
.hero { margin-bottom: 32px; }
.hero .date { color: var(--accent); font-weight: 600; font-size: 14px; }
.hero h1 { font-size: clamp(32px, 5vw, 48px); margin-top: 6px; }
.hero p { color: var(--ink-2); margin: 8px 0 0; }

.section-title { display: flex; align-items: baseline; justify-content: space-between; margin: 36px 0 14px; gap: 12px; }
.section-title h2 { font-size: 22px; }
.section-title a { font-size: 13px; color: var(--ink-3); }

.grid { display: grid; gap: 16px; grid-template-columns: repeat(auto-fill, minmax(min(100%, 300px), 1fr)); }

.card {
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius);
  box-shadow: var(--shadow); padding: 20px; text-decoration: none; display: flex; flex-direction: column;
  gap: 10px; position: relative; overflow: hidden; transition: transform .15s ease, box-shadow .15s ease;
}
a.card:hover { transform: translateY(-2px); }
.card::before { content: ""; position: absolute; inset: 0 0 auto 0; height: 4px; background: var(--c, var(--accent)); }
.card-head { display: flex; align-items: center; gap: 8px; font-size: 13px; color: var(--ink-3); font-weight: 500; }
.card-head .emoji { font-size: 18px; }
.card h3 { font-size: 20px; }
.card p { margin: 0; color: var(--ink-2); font-size: 14px; }
.card .meta { margin-top: auto; font-size: 12px; color: var(--ink-3); display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }

.card.lead { grid-column: 1 / -1; padding: 28px; }
.card.lead h3 { font-size: clamp(24px, 3.4vw, 32px); }
.card.lead p { font-size: 16px; max-width: 70ch; }
.card.empty { box-shadow: none; background: transparent; border-style: dashed; }
.card.empty::before { opacity: .35; }

.badge {
  display: inline-block; font-size: 11px; font-weight: 600; padding: 2px 8px; border-radius: 999px;
  background: color-mix(in srgb, var(--c, var(--accent)) 14%, transparent); color: var(--c, var(--accent));
}
.tag { font-size: 11px; padding: 1px 7px; border-radius: 999px; border: 1px solid var(--line); color: var(--ink-2); }

.tools { display: grid; gap: 12px; grid-template-columns: repeat(auto-fill, minmax(min(100%, 220px), 1fr)); }
.tool {
  display: flex; gap: 12px; align-items: center; padding: 14px 16px; border-radius: 12px;
  border: 1px solid var(--line); background: var(--surface); text-decoration: none;
}
.tool:hover { border-color: var(--ink-3); }
.tool .emoji { font-size: 22px; }
.tool strong { display: block; font-weight: 600; }
.tool span.d { display: block; font-size: 12px; color: var(--ink-3); }
.tool .ext { margin-left: auto; color: var(--ink-3); }

/* ---------- Série / archives ---------- */
.series-head { display: flex; gap: 16px; align-items: center; margin-bottom: 8px; }
.series-head .emoji { font-size: 40px; }
.series-head h1 { font-size: clamp(28px, 4vw, 40px); }
.lede { color: var(--ink-2); margin: 0 0 24px; max-width: 70ch; }

.heatmap {
  display: grid; grid-template-rows: repeat(7, 12px); grid-auto-flow: column; grid-auto-columns: 12px;
  gap: 3px; margin: 8px 0 28px; max-width: 100%; overflow-x: auto;
}
.heatmap i { width: 12px; height: 12px; border-radius: 3px; background: var(--surface-2); display: block; }
.heatmap i.on { background: var(--c, var(--accent)); }
.heatmap i.today { outline: 1.5px solid var(--ink-3); outline-offset: 1px; }

.month { margin-top: 28px; }
.month h2 { font-size: 15px; font-family: var(--sans); font-weight: 600; color: var(--ink-3); text-transform: capitalize; margin-bottom: 8px; }
.list { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--line); }
.list a {
  display: grid; grid-template-columns: 92px minmax(0, 1fr) auto; gap: 16px; align-items: baseline;
  padding: 12px 4px; border-bottom: 1px solid var(--line); text-decoration: none;
}
.list a:hover { background: var(--surface); }
.list .d { font-size: 13px; color: var(--ink-3); font-variant-numeric: tabular-nums; }
.list .t { font-weight: 500; }
.list .s { display: block; font-size: 13px; color: var(--ink-2); font-weight: 400; margin-top: 2px; }

.filters { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 8px; }
.search {
  width: 100%; padding: 12px 14px; border-radius: 10px; border: 1px solid var(--line);
  background: var(--surface); color: var(--ink); font: inherit; margin-bottom: 12px;
}
.chip {
  border: 1px solid var(--line); background: var(--surface); color: var(--ink-2); font: inherit; font-size: 13px;
  padding: 5px 12px; border-radius: 999px; cursor: pointer;
}
.chip[aria-pressed="true"] { background: var(--ink); color: var(--paper); border-color: var(--ink); }

/* ---------- Lecteur ---------- */
.reader { display: flex; flex-direction: column; height: calc(100vh - 80px); max-width: none; }
.reader-bar { display: flex; align-items: center; gap: 12px; margin-bottom: 12px; flex-wrap: wrap; }
.reader-bar .title { flex: 1; min-width: 0; }
.reader-bar .title small { display: block; color: var(--ink-3); font-size: 12px; }
.reader-bar .title strong { display: block; font-family: var(--serif); font-size: 18px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.btn {
  display: inline-flex; align-items: center; gap: 6px; padding: 7px 12px; border-radius: 8px;
  border: 1px solid var(--line); background: var(--surface); text-decoration: none; font-size: 13px; font-weight: 500;
}
.btn:hover { border-color: var(--ink-3); }
.btn[aria-disabled="true"] { opacity: .35; pointer-events: none; }
.reader iframe {
  flex: 1; width: 100%; border: 1px solid var(--line); border-radius: var(--radius);
  background: #fff; box-shadow: var(--shadow);
}

.notice { padding: 40px; text-align: center; color: var(--ink-2); }

/* ---------- Mobile ---------- */
@media (max-width: 820px) {
  .shell { grid-template-columns: minmax(0, 1fr); }
  .sidebar {
    position: sticky; top: 0; z-index: 5; height: auto; flex-direction: row; align-items: center;
    padding: 10px 16px; gap: 12px; background: var(--paper); border-right: 0; border-bottom: 1px solid var(--line);
    overflow: visible;
  }
  .brand { padding: 0; }
  .brand-tag, .brand-name { display: none; }
  .nav { flex-direction: row; overflow-x: auto; scrollbar-width: none; min-width: 0; }
  .nav::-webkit-scrollbar { display: none; }
  .nav-label { display: none; }
  .nav .dot { display: none; }
  .main { padding: 24px 16px 48px; }
  .reader { height: calc(100vh - 110px); }
  .list a { grid-template-columns: minmax(0, 1fr); gap: 2px; }
  .list .badge { justify-self: start; margin-top: 4px; }
}