/* À Margem — revisao.click
   Warm minimalist editorial. Off-black, muted sage, warm white. */

:root {
  --bg: #faf8f3;
  --bg-card: #ffffff;
  --bg-soft: #f3efe6;
  --ink: #1a1a1a;
  --ink-soft: #222222;
  --ink-mute: #5a5a52;
  --sage: #7a8b5c;
  --sage-deep: #5f6e45;
  --line: #e6e0d3;
  --line-soft: #efeadd;
  --shadow: 0 1px 2px rgba(26, 26, 26, 0.04), 0 8px 24px rgba(26, 26, 26, 0.05);
  --max: 1180px;
  --read: 680px;
  --font: "Inter", "Helvetica Neue", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif;
  --serif: "Iowan Old Style", "Palatino Linotype", "Book Antiqua", Georgia, serif;
}

[data-theme="dark"] {
  --bg: #15140f;
  --bg-card: #1d1c17;
  --bg-soft: #211f19;
  --ink: #f3efe2;
  --ink-soft: #e4dfce;
  --ink-mute: #9a9588;
  --sage: #93a574;
  --sage-deep: #a8ba8a;
  --line: #2e2c25;
  --line-soft: #272520;
  --shadow: 0 1px 2px rgba(0, 0, 0, 0.3), 0 8px 24px rgba(0, 0, 0, 0.25);
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font);
  font-size: 17px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

a { color: var(--sage-deep); text-decoration: none; }
a:hover { text-decoration: underline; text-underline-offset: 3px; }

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

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(250, 248, 243, 0.86);
  backdrop-filter: saturate(140%) blur(10px);
  -webkit-backdrop-filter: saturate(140%) blur(10px);
  border-bottom: 1px solid var(--line);
}
[data-theme="dark"] .site-header { background: rgba(21, 20, 15, 0.86); }

.site-header .wrap {
  max-width: var(--max);
  margin: 0 auto;
  padding: 14px 22px;
  display: flex;
  align-items: center;
  gap: 18px;
}

.brand {
  font-weight: 700;
  font-size: 1.28rem;
  letter-spacing: -0.02em;
  color: var(--ink);
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
}
.brand .mark {
  color: var(--sage);
  font-size: 0.7em;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.nav { margin-left: auto; display: flex; align-items: center; gap: 4px; }
.nav a {
  color: var(--ink-soft);
  font-size: 0.94rem;
  padding: 8px 12px;
  border-radius: 6px;
}
.nav a:hover { background: var(--bg-soft); text-decoration: none; }

.icon-btn {
  background: transparent;
  border: 1px solid var(--line);
  color: var(--ink-soft);
  width: 38px;
  height: 38px;
  border-radius: 8px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
}
.icon-btn:hover { background: var(--bg-soft); }

.menu-toggle { display: none; }

/* ---------- Layout ---------- */
.wrap { max-width: var(--max); margin: 0 auto; padding: 0 22px; }
.read { max-width: var(--read); margin: 0 auto; padding: 0 22px; }

.section { padding: 56px 0; }
.section.tight { padding: 40px 0; }

.eyebrow {
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--sage-deep);
  font-weight: 600;
}

h1, h2, h3 { letter-spacing: -0.02em; line-height: 1.18; color: var(--ink); }
h1 { font-size: clamp(2rem, 5vw, 2.9rem); font-weight: 800; margin: 0 0 0.4em; }
h2 { font-size: clamp(1.5rem, 3.2vw, 2rem); font-weight: 700; margin: 0 0 0.5em; }
h3 { font-size: 1.25rem; font-weight: 700; margin: 0 0 0.4em; }

p { margin: 0 0 1.1em; }

/* ---------- Hero / lead ---------- */
.lead {
  padding: 54px 0 38px;
  border-bottom: 1px solid var(--line);
}
.lead .kicker { margin-bottom: 14px; }
.lead h1 { margin-bottom: 0.25em; }
.lead .dek {
  font-size: 1.18rem;
  color: var(--ink-mute);
  max-width: 640px;
  line-height: 1.5;
}
.lead .byline {
  margin-top: 22px;
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.9rem;
  color: var(--ink-mute);
}
.lead .byline img { width: 40px; height: 40px; border-radius: 50%; }
.lead .byline strong { color: var(--ink); font-weight: 600; }

/* ---------- Article cards (flat) ---------- */
.stream { display: flex; flex-direction: column; }
.post {
  display: grid;
  grid-template-columns: 210px 1fr;
  gap: 26px;
  padding: 28px 0;
  border-bottom: 1px solid var(--line-soft);
  align-items: start;
}
.post:last-child { border-bottom: none; }
.post .thumb {
  border-radius: 8px;
  background: var(--bg-soft);
  overflow: hidden;
  aspect-ratio: 4 / 3;
}
.post .thumb img { width: 100%; height: 100%; object-fit: cover; }
.post .cat {
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--sage-deep);
  font-weight: 600;
}
.post h3 {
  font-size: 1.3rem;
  margin: 6px 0 8px;
  font-weight: 700;
}
.post h3 a { color: var(--ink); }
.post h3 a:hover { color: var(--sage-deep); text-decoration: none; }
.post .excerpt { color: var(--ink-mute); font-size: 0.98rem; margin: 0 0 10px; }
.post .meta { font-size: 0.83rem; color: var(--ink-mute); }

/* ---------- Magazine grid for listing ---------- */
.grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 30px 34px;
}
.grid .card {
  background: var(--bg-card);
  border: 1px solid var(--line);
  border-radius: 10px;
  overflow: hidden;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}
.grid .card:hover { transform: translateY(-2px); box-shadow: var(--shadow); }
.grid .card .thumb { aspect-ratio: 16 / 10; }
.grid .card .body { padding: 20px 22px 24px; }
.grid .card h3 { font-size: 1.18rem; }

/* ---------- Category filter chips ---------- */
.chips { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 30px; }
.chip {
  font-size: 0.85rem;
  padding: 7px 14px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: var(--bg);
  color: var(--ink-soft);
  cursor: pointer;
}
.chip.active, .chip:hover { background: var(--sage); border-color: var(--sage); color: #fff; text-decoration: none; }

/* ---------- Article body ---------- */
.article-head { padding: 46px 0 24px; border-bottom: 1px solid var(--line); }
.article-head h1 { margin-bottom: 0.2em; }
.article-head .dek { font-size: 1.1rem; color: var(--ink-mute); }
.article-head .byline { margin-top: 20px; }

.article-body { padding: 36px 0 20px; font-size: 1.08rem; line-height: 1.8; color: var(--ink-soft); }
.article-body h2 { font-size: 1.5rem; margin: 1.6em 0 0.5em; color: var(--ink); }
.article-body h3 { font-size: 1.2rem; margin: 1.4em 0 0.4em; color: var(--ink); }
.article-body blockquote {
  margin: 1.6em 0;
  padding: 4px 0 4px 22px;
  border-left: 3px solid var(--sage);
  font-family: var(--serif);
  font-size: 1.2rem;
  font-style: italic;
  color: var(--ink);
}
.article-body ul, .article-body ol { padding-left: 1.3em; }
.article-body li { margin-bottom: 0.5em; }
.article-body figure { margin: 1.8em 0; }
.article-body figcaption { font-size: 0.85rem; color: var(--ink-mute); text-align: center; margin-top: 8px; }

.callout {
  background: var(--bg-soft);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 18px 22px;
  margin: 1.8em 0;
  font-size: 0.98rem;
}
.callout .label {
  display: block;
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--sage-deep);
  font-weight: 700;
  margin-bottom: 6px;
}

.stat-row { display: flex; gap: 26px; flex-wrap: wrap; margin: 1.6em 0; }
.stat { flex: 1; min-width: 140px; }
.stat .num { font-size: 1.9rem; font-weight: 800; color: var(--ink); letter-spacing: -0.03em; }
.stat .lbl { font-size: 0.82rem; color: var(--ink-mute); }

.tags { margin: 28px 0 8px; display: flex; gap: 8px; flex-wrap: wrap; }
.tag {
  font-size: 0.78rem; color: var(--ink-mute);
  padding: 4px 10px; border: 1px solid var(--line); border-radius: 999px;
}

.shareline {
  display: flex; align-items: center; gap: 14px;
  padding: 20px 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line);
  margin: 28px 0;
  font-size: 0.9rem; color: var(--ink-mute);
}

/* ---------- Author box ---------- */
.author-box {
  display: flex; gap: 16px; align-items: flex-start;
  background: var(--bg-soft); border: 1px solid var(--line);
  border-radius: 12px; padding: 22px 24px; margin: 36px 0;
}
.author-box img { width: 58px; height: 58px; border-radius: 50%; }
.author-box .name { font-weight: 700; color: var(--ink); }
.author-box .bio { font-size: 0.93rem; color: var(--ink-mute); margin-top: 4px; }

/* ---------- Related ---------- */
.related { border-top: 1px solid var(--line); padding-top: 30px; margin-top: 40px; }
.related h2 { font-size: 1.15rem; margin-bottom: 18px; }
.related-list { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.related-list .item h4 { font-size: 1rem; margin: 8px 0 4px; font-weight: 600; }
.related-list .item h4 a { color: var(--ink); }
.related-list .item .meta { font-size: 0.8rem; color: var(--ink-mute); }

/* ---------- Footer ---------- */
.site-footer {
  margin-top: 40px;
  border-top: 1px solid var(--line);
  background: var(--bg-soft);
  padding: 50px 0 30px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 40px;
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 22px;
}
.footer-grid h4 { font-size: 0.78rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--ink-mute); margin: 0 0 14px; }
.footer-grid ul { list-style: none; padding: 0; margin: 0; }
.footer-grid li { margin-bottom: 9px; }
.footer-grid a { color: var(--ink-soft); font-size: 0.94rem; }
.footer-brand .brand { font-size: 1.1rem; margin-bottom: 10px; }
.footer-brand p { font-size: 0.9rem; color: var(--ink-mute); max-width: 320px; }
.footer-bottom {
  max-width: var(--max); margin: 36px auto 0; padding: 20px 22px 0;
  border-top: 1px solid var(--line);
  display: flex; justify-content: space-between; flex-wrap: wrap; gap: 10px;
  font-size: 0.82rem; color: var(--ink-mute);
}

/* ---------- Page hero blocks ---------- */
.page-hero { padding: 56px 0 30px; border-bottom: 1px solid var(--line); }
.page-hero h1 { margin-bottom: 0.25em; }
.page-hero .dek { font-size: 1.1rem; color: var(--ink-mute); max-width: 620px; }

.prose { max-width: var(--read); margin: 0 auto; padding: 40px 22px; }
.prose h2 { margin-top: 1.8em; }
.prose ul { padding-left: 1.2em; }

.contact-grid { display: grid; grid-template-columns: 1.3fr 0.7fr; gap: 50px; max-width: var(--max); margin: 0 auto; padding: 0 22px; }
.contact-card { background: var(--bg-card); border: 1px solid var(--line); border-radius: 12px; padding: 28px; }
.contact-card a.email { font-size: 1.15rem; font-weight: 600; }

/* ---------- Cookie notice ---------- */
.cookie {
  position: fixed; bottom: 16px; left: 16px; right: 16px;
  max-width: 520px; margin: 0 auto;
  background: var(--bg-card); border: 1px solid var(--line);
  border-radius: 12px; padding: 16px 18px;
  box-shadow: var(--shadow);
  display: none; gap: 14px; align-items: center;
  z-index: 100;
}
.cookie.show { display: flex; }
.cookie p { margin: 0; font-size: 0.86rem; color: var(--ink-mute); }
.cookie button {
  background: var(--ink); color: var(--bg);
  border: none; border-radius: 8px; padding: 9px 16px;
  font-size: 0.85rem; cursor: pointer; white-space: nowrap;
}

/* ---------- Utilities ---------- */
.muted { color: var(--ink-mute); }
.center { text-align: center; }
.btn {
  display: inline-block; padding: 11px 20px; border-radius: 8px;
  background: var(--ink); color: var(--bg); font-weight: 600; font-size: 0.93rem;
}
.btn:hover { background: var(--sage-deep); text-decoration: none; }
.btn.ghost { background: transparent; color: var(--ink); border: 1px solid var(--line); }
.btn.ghost:hover { background: var(--bg-soft); }

/* ---------- Responsive ---------- */
@media (max-width: 820px) {
  .post { grid-template-columns: 1fr; gap: 14px; }
  .post .thumb { aspect-ratio: 16 / 9; max-width: 100%; }
  .grid { grid-template-columns: 1fr; }
  .related-list { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
  .contact-grid { grid-template-columns: 1fr; gap: 28px; }
}

@media (max-width: 680px) {
  .menu-toggle {
    display: inline-flex; margin-left: auto;
    background: transparent; border: none; cursor: pointer;
    width: 40px; height: 40px; align-items: center; justify-content: center;
  }
  .nav {
    position: fixed; top: 67px; left: 0; right: 0; bottom: 0;
    background: var(--bg); flex-direction: column; align-items: stretch;
    padding: 16px 22px; gap: 4px;
    transform: translateX(100%); transition: transform 0.25s ease;
    border-top: 1px solid var(--line); overflow-y: auto;
  }
  .nav.open { transform: translateX(0); }
  .nav a { padding: 14px 12px; font-size: 1.05rem; border-bottom: 1px solid var(--line-soft); }
  .nav .icon-btn { display: none; }
  .site-header .wrap .icon-btn.theme-toggle { display: inline-flex; }
  .stat-row { gap: 18px; }
  .cookie { left: 10px; right: 10px; }
}

@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; animation: none !important; }
}