/* ═══════════════════════════════════════════════════════════════
   ADAPALEN — Magazine Subpage Stylesheet
   subpage.css  |  Shared across all p/* sub-pages
   ═══════════════════════════════════════════════════════════════ */

/* ── TOKENS (identical to portfolio.css) ────────────────────── */
:root {
  --paper:        #f7f2e8;
  --paper-warm:   #ede5d2;
  --paper-deep:   #d6c9ac;
  --ink:          #1a1007;
  --ink-mid:      #3d3022;
  --ink-light:    #7a6d5a;
  --ink-faint:    #b0a38c;
  --red-ink:      #8b1a1a;
  --rule-color:   #1a1007;

  --ff-display:  'Playfair Display', Georgia, serif;
  --ff-body:     'Source Serif 4', 'Times New Roman', serif;
  --ff-mono:     'Space Mono', 'Courier New', monospace;

  --page-max:    960px;
}

body.dark-theme {
  --paper:        #140f09;
  --paper-warm:   #1f1710;
  --paper-deep:   #2d2218;
  --ink:          #f0e8d8;
  --ink-mid:      #c8baa4;
  --ink-light:    #9e9080;
  --ink-faint:    #5a5244;
  --red-ink:      #d4504a;
  --rule-color:   #f0e8d8;
}

/* ── RESET ───────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; }

body {
  font-family: var(--ff-body);
  font-size: 1.05rem;
  line-height: 1.65;
  background: var(--paper);
  color: var(--ink);
  background-image:
    url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='300' height='300'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.65' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='300' height='300' filter='url(%23n)' opacity='0.03'/%3E%3C/svg%3E");
  background-size: 300px 300px;
  transition: background-color 0.4s, color 0.4s;
  min-height: 100vh;
}
a { color: inherit; text-decoration: none; }
p + p { margin-top: 0.85em; }

/* ── SHARED MASTHEAD ─────────────────────────────────────────── */
.masthead {
  max-width: var(--page-max);
  margin: 2rem auto 0;
  padding: 0 1.5rem;
}

.masthead-top-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: var(--ff-mono);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-light);
  padding-bottom: 0.4rem;
  border-bottom: 1px solid var(--rule-color);
  gap: 1rem;
}
.edition-label { text-align: right; }

.theme-btn {
  background: none;
  border: 1px solid var(--ink-faint);
  color: var(--ink-mid);
  font-size: 0.9rem;
  width: 28px; height: 28px;
  border-radius: 4px;
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  transition: border-color 0.2s, color 0.2s;
  flex-shrink: 0;
}
.theme-btn:hover { border-color: var(--red-ink); color: var(--red-ink); }

.masthead-title-row {
  display: flex; align-items: center; gap: 0.8rem;
  padding: 0.5rem 0;
}
.masthead-rule { flex: 1; height: 3px; background: var(--rule-color); }

.masthead-title {
  font-family: var(--ff-display);
  font-size: clamp(2rem, 6vw, 4rem);
  font-weight: 900;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink);
  line-height: 1;
  white-space: nowrap;
}

.masthead-subtitle-row {
  text-align: center;
  padding: 0.2rem 0 0.5rem;
  border-bottom: 1px solid var(--rule-color);
}
.masthead-tagline {
  font-family: var(--ff-mono);
  font-size: 0.72rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--ink-mid);
}

.masthead-nav-bar {
  display: flex; align-items: center; justify-content: center;
  flex-wrap: wrap; gap: 0 0.6rem;
  padding: 0.45rem 0;
  font-family: var(--ff-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.mast-nav {
  color: var(--ink-mid);
  padding: 0.15rem 0.4rem;
  border-radius: 2px;
  transition: color 0.2s, background 0.2s;
}
.mast-nav:hover, .mast-nav.active {
  color: var(--paper);
  background: var(--ink);
}
.nav-sep { color: var(--ink-faint); font-size: 0.6rem; user-select: none; }

.masthead-bottom-rule {
  height: 5px;
  border-top: 3px solid var(--rule-color);
  border-bottom: 1px solid var(--rule-color);
  margin-top: 0.2rem;
}

/* ── SUBPAGE CONTAINER ───────────────────────────────────────── */
.subpage-main {
  max-width: var(--page-max);
  margin: 0 auto;
  padding: 0 1.5rem 3rem;
}

/* Breadcrumb strip under masthead */
.page-breadcrumb {
  display: flex; align-items: center; gap: 0.5rem;
  font-family: var(--ff-mono);
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-light);
  padding: 0.6rem 0;
  border-bottom: 1px solid var(--ink-faint);
  margin-bottom: 2rem;
}
.page-breadcrumb a { color: var(--red-ink); transition: text-decoration 0.15s; }
.page-breadcrumb a:hover { text-decoration: underline; }
.page-breadcrumb span { color: var(--ink-faint); }

/* Section divider (same as index) */
.section-divider {
  display: flex; align-items: center; gap: 0.8rem;
  margin: 2rem 0 1.6rem;
}
.section-divider::before, .section-divider::after {
  content: ''; flex: 1; height: 2px; background: var(--rule-color);
}
.divider-label {
  font-family: var(--ff-mono);
  font-size: 0.68rem; letter-spacing: 0.18em; text-transform: uppercase;
  color: var(--ink-light); white-space: nowrap; padding: 0 0.4rem;
}

/* Thin rule helper */
.thin-rule {
  border: none;
  border-top: 1px solid var(--rule-color);
  margin: 1.2rem 0;
}

/* ── PAGE HEADLINE (subpage H1) ──────────────────────────────── */
.page-kicker {
  font-family: var(--ff-mono);
  font-size: 0.68rem; letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--red-ink);
  margin-bottom: 0.4rem;
  margin-top: 1.6rem;
}
.page-headline {
  font-family: var(--ff-display);
  font-size: clamp(1.7rem, 4vw, 2.6rem);
  font-weight: 700; line-height: 1.2; color: var(--ink);
  margin-bottom: 0.5rem;
}
.page-byline {
  font-family: var(--ff-mono);
  font-size: 0.7rem; color: var(--ink-light); letter-spacing: 0.04em;
  margin-bottom: 1rem;
}

/* ── CV LAYOUT (About page) ──────────────────────────────────── */
.cv-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem 2.5rem;
  margin-top: 1.5rem;
}
.cv-col-header {
  font-family: var(--ff-mono);
  font-size: 0.68rem; text-transform: uppercase; letter-spacing: 0.14em;
  color: var(--ink-light);
  padding-bottom: 0.4rem;
  border-bottom: 2px solid var(--rule-color);
  margin-bottom: 1.2rem;
  display: flex; align-items: center; gap: 0.5rem;
}
.cv-col-header i { color: var(--red-ink); }

/* Timeline */
.cv-timeline {
  display: flex; flex-direction: column; gap: 1.8rem;
  border-left: 1px solid var(--rule-color);
  padding-left: 1.4rem;
  margin-left: 0.4rem;
}
.tl-item { position: relative; }
.tl-item::before {
  content: '';
  position: absolute; left: -1.65rem; top: 0.3rem;
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--red-ink);
}
.tl-date {
  font-family: var(--ff-mono); font-size: 0.65rem;
  text-transform: uppercase; letter-spacing: 0.1em; color: var(--red-ink);
  margin-bottom: 0.25rem;
}
.tl-item h4 {
  font-family: var(--ff-display); font-size: 1.05rem; font-weight: 700;
  color: var(--ink); margin-bottom: 0.15rem;
}
.tl-sub {
  font-family: var(--ff-mono); font-size: 0.68rem; color: var(--ink-light);
  margin-bottom: 0.4rem; letter-spacing: 0.04em;
}
.tl-item p, .tl-item li {
  font-size: 0.9rem; color: var(--ink-mid); line-height: 1.65;
}
.tl-item ul { margin-left: 1.1rem; margin-top: 0.3rem; }
.tl-item li { margin-bottom: 0.3rem; }

/* Skills chips */
.skills-section { margin-top: 1.5rem; }
.skill-group { margin-bottom: 1rem; }
.skill-group-label {
  font-family: var(--ff-mono); font-size: 0.65rem; text-transform: uppercase;
  letter-spacing: 0.1em; color: var(--ink-light); margin-bottom: 0.4rem;
  display: block;
}
.skill-chips { display: flex; flex-wrap: wrap; gap: 0.4rem; }
.chip {
  font-family: var(--ff-mono); font-size: 0.68rem;
  border: 1px solid var(--ink-faint); color: var(--ink-mid);
  padding: 0.2rem 0.55rem; border-radius: 2px;
  letter-spacing: 0.04em;
  transition: border-color 0.2s, color 0.2s;
}
.chip:hover { border-color: var(--red-ink); color: var(--red-ink); }

/* ── BLOG INDEX ──────────────────────────────────────────────── */

/* Category tabs */
.blog-tabs {
  display: flex; flex-wrap: wrap; gap: 0.5rem;
  margin-bottom: 2rem;
}
.tab-btn {
  font-family: var(--ff-mono); font-size: 0.68rem;
  text-transform: uppercase; letter-spacing: 0.1em;
  border: 1px solid var(--ink-faint); color: var(--ink-mid);
  background: none; padding: 0.35rem 0.8rem; border-radius: 2px;
  cursor: pointer; transition: all 0.2s;
}
.tab-btn:hover { border-color: var(--red-ink); color: var(--red-ink); }
.tab-btn.active {
  background: var(--ink); color: var(--paper);
  border-color: var(--ink);
}

/* Blog article list — editorial rows */
.blog-list { display: flex; flex-direction: column; gap: 0; }

.blog-row {
  display: grid;
  grid-template-columns: 6rem 1fr;
  gap: 1.2rem;
  padding: 1.2rem 0;
  border-bottom: 1px solid var(--ink-faint);
  text-decoration: none;
  color: inherit;
  transition: background 0.15s;
}
.blog-row:first-child { border-top: 1px solid var(--rule-color); }
.blog-row:hover { background: var(--paper-warm); padding-left: 0.4rem; }

.blog-row-date {
  font-family: var(--ff-mono); font-size: 0.65rem;
  color: var(--ink-faint); text-transform: uppercase;
  letter-spacing: 0.06em; line-height: 1.4;
  padding-top: 0.15rem;
}
.blog-row-cat {
  font-family: var(--ff-mono); font-size: 0.6rem;
  color: var(--red-ink); text-transform: uppercase; letter-spacing: 0.08em;
  margin-bottom: 0.2rem;
}
.blog-row h3 {
  font-family: var(--ff-display); font-size: 1.05rem; font-weight: 700;
  color: var(--ink); line-height: 1.3; margin-bottom: 0.3rem;
}
.blog-row p {
  font-size: 0.88rem; color: var(--ink-mid); line-height: 1.55;
  margin-bottom: 0.4rem;
}
.blog-row-chips { display: flex; flex-wrap: wrap; gap: 0.3rem; }
.blog-row-chip {
  font-family: var(--ff-mono); font-size: 0.6rem;
  border: 1px solid var(--ink-faint); color: var(--ink-light);
  padding: 0.1rem 0.4rem; border-radius: 2px;
}

/* ── ARTICLE PAGE ────────────────────────────────────────────── */
.article-header { margin-top: 1.5rem; margin-bottom: 1.5rem; }
.article-kicker {
  font-family: var(--ff-mono); font-size: 0.68rem;
  text-transform: uppercase; letter-spacing: 0.14em; color: var(--red-ink);
  margin-bottom: 0.35rem;
}
.article-title {
  font-family: var(--ff-display);
  font-size: clamp(1.6rem, 4vw, 2.5rem);
  font-weight: 700; line-height: 1.2; color: var(--ink);
  margin-bottom: 0.5rem;
}
.article-meta {
  font-family: var(--ff-mono); font-size: 0.68rem;
  color: var(--ink-light); letter-spacing: 0.04em;
  display: flex; flex-wrap: wrap; gap: 0.6rem; align-items: center;
}
.article-meta-sep { color: var(--ink-faint); }

/* Article body: one wide column, serif, justified */
.article-body {
  max-width: 70ch;
  margin-top: 1.4rem;
}
.article-body h2 {
  font-family: var(--ff-display); font-size: 1.3rem; font-weight: 700;
  color: var(--ink); margin: 1.6rem 0 0.5rem;
  border-bottom: 1px solid var(--ink-faint); padding-bottom: 0.3rem;
}
.article-body h3 {
  font-family: var(--ff-display); font-size: 1.05rem; font-weight: 700;
  color: var(--ink); margin: 1.2rem 0 0.4rem;
}
.article-body p {
  font-size: 1rem; color: var(--ink-mid); line-height: 1.75;
}
.article-body ul, .article-body ol {
  margin: 0.6rem 0 0.6rem 1.4rem; color: var(--ink-mid);
}
.article-body li { margin-bottom: 0.4rem; font-size: 0.97rem; line-height: 1.65; }
.article-body pre {
  background: var(--paper-warm); border: 1px solid var(--ink-faint);
  border-radius: 2px; padding: 1rem 1.2rem; overflow-x: auto;
  font-family: var(--ff-mono); font-size: 0.8rem; color: var(--ink-mid);
  margin: 1rem 0;
}
.article-body code {
  font-family: var(--ff-mono); font-size: 0.82rem;
  background: var(--paper-warm); border: 1px solid var(--ink-faint);
  padding: 0.1rem 0.35rem; border-radius: 2px;
}
.article-body pre code {
  background: none; border: none; padding: 0; font-size: inherit;
}
.article-body blockquote {
  border-left: 3px solid var(--red-ink);
  padding-left: 1rem; margin: 1.2rem 0;
  font-style: italic; color: var(--ink-light);
}
.article-nav-back {
  margin-top: 2.5rem;
  padding-top: 1rem;
  border-top: 1px solid var(--rule-color);
}
.back-link {
  font-family: var(--ff-mono); font-size: 0.7rem;
  text-transform: uppercase; letter-spacing: 0.1em;
  color: var(--red-ink); display: inline-flex; align-items: center; gap: 0.4rem;
  transition: gap 0.15s;
}
.back-link:hover { gap: 0.6rem; text-decoration: underline; }

/* ── SITEMAP ─────────────────────────────────────────────────── */
.sitemap-section { margin-bottom: 2.5rem; }
.sitemap-section-head {
  font-family: var(--ff-mono);
  font-size: 0.68rem; text-transform: uppercase; letter-spacing: 0.14em;
  color: var(--ink-light);
  padding-bottom: 0.4rem;
  border-bottom: 2px solid var(--rule-color);
  margin-bottom: 1rem;
  display: flex; align-items: center; gap: 0.5rem;
}
.sitemap-section-head i { color: var(--red-ink); }

/* Sitemap rows — like a newspaper index */
.sitemap-rows { display: flex; flex-direction: column; }
.sitemap-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 1rem;
  padding: 0.7rem 0;
  border-bottom: 1px dotted var(--ink-faint);
  align-items: baseline;
}
.sitemap-row:last-child { border-bottom: 1px solid var(--rule-color); }
.sitemap-row-title {
  font-family: var(--ff-body); font-size: 0.95rem; color: var(--ink);
  font-weight: 600; transition: color 0.2s;
}
.sitemap-row-title a { color: inherit; }
.sitemap-row-title a:hover { color: var(--red-ink); text-decoration: underline; }
.sitemap-row-desc {
  font-size: 0.82rem; color: var(--ink-mid);
  margin-top: 0.15rem;
}
.sitemap-row-meta {
  font-family: var(--ff-mono); font-size: 0.62rem; color: var(--ink-faint);
  text-transform: uppercase; letter-spacing: 0.06em; text-align: right;
  white-space: nowrap;
}

/* XML btn */
.xml-btn {
  font-family: var(--ff-mono); font-size: 0.68rem; text-transform: uppercase;
  letter-spacing: 0.1em;
  border: 1px solid var(--ink-faint); color: var(--ink-mid);
  padding: 0.35rem 0.8rem; border-radius: 2px;
  display: inline-flex; align-items: center; gap: 0.4rem;
  transition: all 0.2s;
}
.xml-btn:hover { border-color: var(--red-ink); color: var(--red-ink); }

/* ── FOOTER ──────────────────────────────────────────────────── */
.footer-rule-double {
  height: 5px;
  border-top: 3px solid var(--rule-color);
  border-bottom: 1px solid var(--rule-color);
  margin: 2.5rem 0 0.8rem;
}
.mag-footer {
  display: flex; justify-content: space-between;
  font-family: var(--ff-mono); font-size: 0.66rem;
  letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--ink-faint); flex-wrap: wrap; gap: 0.5rem;
}

/* ── RESPONSIVE ──────────────────────────────────────────────── */
@media (max-width: 680px) {
  .masthead-top-bar {
    flex-direction: column; align-items: center;
    gap: 0.3rem; text-align: center;
  }
  .edition-label { text-align: center; }
  .cv-grid { grid-template-columns: 1fr; gap: 2rem; }
  .blog-row { grid-template-columns: 1fr; gap: 0.4rem; }
  .blog-row-date { font-size: 0.6rem; }
  .sitemap-row { grid-template-columns: 1fr; }
  .sitemap-row-meta { text-align: left; }
  .mag-footer { flex-direction: column; align-items: center; text-align: center; }
}