/*
 * ============================================================
 *  BLOG STYLES  —  css/blog.css
 *  Styles for blog listing page and individual blog posts.
 *  Uses SFS design tokens from tokens.css.
 * ============================================================
 */

/* ── Blog Landing — Timeline-driven editorial layout ─────── */

/* ─── Page canvas: editorial gradient using SFS mauve palette ─── */
body:has(.blog-hero) {
  background:
    radial-gradient(140% 110% at 100% 100%, var(--paper-deep) 0%, transparent 58%),
    radial-gradient(120% 100% at 0% 0%, var(--paper) 0%, var(--paper-soft) 55%, transparent 80%),
    linear-gradient(145deg, var(--paper) 0%, var(--paper-soft) 55%, var(--paper-deep) 100%);
}

/* ─── Blog hero ─── */
.blog-hero {
  position: relative;
  max-width: 1280px;
  margin: 0 auto;
  padding: clamp(40px, 5vw, 72px) clamp(24px, 5vw, 72px) clamp(28px, 3.5vw, 48px);
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: end;
  gap: 40px;
}
.blog-hero__head { display: flex; flex-direction: column; gap: 22px; max-width: 60ch; }
.blog-hero__title + .blog-hero__sub { margin-top: 6px; }
.blog-hero__title {
  font-family: var(--serif);
  font-weight: 600;
  font-size: clamp(38px, 2.6vw + 18px, 56px);
  line-height: 1.08;
  letter-spacing: -0.022em;
  color: var(--ink);
  text-wrap: balance;
}
.blog-hero__title em {
  font-style: italic;
  color: var(--henna);
}
.blog-hero__sub {
  font-size: 17px;
  line-height: 1.65;
  color: var(--ink-soft);
  max-width: 54ch;
  text-wrap: pretty;
}
.blog-hero__stats {
  display: grid;
  grid-template-columns: repeat(3, auto);
  gap: 32px;
  padding: 18px 28px;
  background: rgba(255, 255, 255, 0.85);
  border: 1px solid rgba(255,255,255,0.9);
  border-radius: 18px;
  box-shadow: 0 22px 44px -28px rgba(34,19,36,0.22), 0 4px 10px -4px rgba(34,19,36,0.08);
}
.blog-hero__stat { display: flex; flex-direction: column; gap: 3px; }
.blog-hero__stat b {
  font-family: var(--serif);
  font-weight: 600;
  font-size: 28px;
  color: var(--ink);
  line-height: 1;
  letter-spacing: -0.01em;
}
.blog-hero__stat span {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--ink-faint);
}

/* ─── Controls bar (search + filters) ─── */
.blog-controls {
  max-width: 1280px;
  margin: 0 auto;
  padding: 6px clamp(24px, 5vw, 72px) clamp(20px, 2.5vw, 28px);
  display: flex;
  gap: 14px;
  align-items: center;
  flex-wrap: wrap;
}
.blog-search {
  position: relative;
  flex: 1 1 320px;
  min-width: 260px;
  max-width: 480px;
}
.blog-search input {
  width: 100%;
  padding: 13px 16px 13px 44px;
  background: rgba(255, 255, 255, 0.85);
  border: 1px solid var(--line);
  border-radius: 999px;
  font-family: var(--sans);
  font-size: 14.5px;
  color: var(--ink);
  outline: none;
  transition: border-color 180ms ease, box-shadow 180ms ease;
}
.blog-search input::placeholder { color: var(--ink-faint); }
.blog-search input:focus {
  border-color: var(--henna);
  box-shadow: 0 0 0 4px rgba(158,92,54,0.14);
}
.blog-search svg {
  position: absolute;
  left: 16px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--ink-faint);
  width: 18px; height: 18px;
  pointer-events: none;
}
.blog-tags {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  flex: 1 1 auto;
}
.blog-tag {
  padding: 8px 14px;
  border-radius: 999px;
  font-size: 13px;
  color: var(--ink-soft);
  background: rgba(255, 255, 255, 0.85);
  border: 1px solid var(--line-soft);
  transition: all 180ms ease;
  white-space: nowrap;
  font-weight: 500;
  cursor: pointer;
}
.blog-tag:hover { border-color: var(--honey); color: var(--henna-deep); }
.blog-tag.is-active {
  background: var(--pine);
  color: var(--paper);
  border-color: var(--pine);
}
.blog-tag b {
  font-weight: 500;
  margin-left: 6px;
  opacity: 0.55;
}

/* ─── Featured post ─── */
.featured {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 clamp(24px, 5vw, 72px);
  margin-bottom: clamp(48px, 5vw, 72px);
}
.featured__card {
  position: relative;
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 0;
  background: rgba(255, 255, 255, 0.9);
  border-radius: 28px;
  overflow: hidden;
  border: 1px solid rgba(255,255,255,0.9);
  box-shadow: 0 40px 80px -30px rgba(34,19,36,0.26), 0 8px 20px -8px rgba(34,19,36,0.12);
  transition: transform 260ms ease, box-shadow 260ms ease;
  text-decoration: none;
  color: inherit;
}
.featured__card:hover {
  transform: translateY(-4px);
  box-shadow: 0 50px 96px -30px rgba(34,19,36,0.32), 0 12px 28px -8px rgba(34,19,36,0.14);
}
.featured__img {
  position: relative;
  aspect-ratio: 5 / 4;
  overflow: hidden;
}
.featured__img--gradient {
  background:
    radial-gradient(120% 100% at 0% 0%, var(--paper) 0%, var(--paper-soft) 55%, transparent 80%),
    linear-gradient(135deg, var(--henna) 0%, var(--honey) 50%, var(--paper-soft) 100%);
}
.featured__img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.featured__img::after {
  content: "";
  position: absolute; inset: 0;
  background:
    radial-gradient(60% 80% at 80% 20%, rgba(255,255,255,0.45), transparent 60%),
    radial-gradient(70% 70% at 15% 85%, rgba(34,19,36,0.12), transparent 60%);
}
.featured__body {
  padding: clamp(32px, 3vw, 56px);
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 16px;
}
.featured__kicker {
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--henna);
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 10px;
}
.featured__kicker::before {
  content: "";
  width: 28px; height: 1.5px; background: var(--henna);
}
.featured__meta {
  display: flex; gap: 16px; align-items: center;
  font-size: 13px; color: var(--ink-faint);
  flex-wrap: wrap;
}
.featured__meta .dot { width: 3px; height: 3px; border-radius: 50%; background: var(--ink-faint); }
.featured__title {
  font-family: var(--serif);
  font-weight: 600;
  font-size: clamp(30px, 2.3vw + 14px, 44px);
  line-height: 1.08;
  color: var(--ink);
  letter-spacing: -0.02em;
  text-wrap: balance;
}
.featured__excerpt {
  font-size: 16px;
  line-height: 1.65;
  color: var(--ink-soft);
  max-width: 54ch;
  text-wrap: pretty;
}
.featured__row {
  display: flex;
  gap: 24px;
  align-items: center;
  flex-wrap: wrap;
  margin-top: 6px;
}
.featured__read {
  display: inline-flex; align-items: center; gap: 8px;
  color: var(--henna-deep);
  font-weight: 600;
  font-size: 14.5px;
  padding: 10px 0;
  transition: transform 200ms ease;
}
.featured__read .arrow { font-family: var(--serif); font-size: 17px; transition: transform 200ms ease; }
.featured__card:hover .featured__read .arrow { transform: translateX(5px); }
.featured__tags { display: flex; gap: 6px; flex-wrap: wrap; }
.featured__tag {
  font-size: 12px;
  padding: 4px 10px;
  border-radius: 999px;
  background: rgba(158,92,54,0.10);
  color: var(--henna-deep);
  font-weight: 500;
}

/* ─── Timeline layout ─── */
.blog-layout {
  position: relative;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 clamp(24px, 5vw, 72px) clamp(56px, 6vw, 96px);
  display: grid;
  grid-template-columns: 1fr 260px;
  gap: clamp(32px, 4vw, 64px);
  align-items: start;
}

/* ─── Timeline rail ─── */
.timeline { position: relative; }
.timeline__year {
  position: relative;
  display: flex;
  align-items: baseline;
  gap: 18px;
  margin: 0 0 32px;
  padding: 28px 0 8px;
  scroll-margin-top: 100px;
}
.timeline__year:first-child { padding-top: 8px; }
.timeline__year-num {
  font-family: var(--serif);
  font-weight: 600;
  font-size: clamp(64px, 5vw + 24px, 120px);
  line-height: 1;
  letter-spacing: -0.04em;
  color: var(--ink);
  opacity: 0.92;
}
.timeline__year-meta {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding-bottom: 14px;
}
.timeline__year-label {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--henna);
  font-weight: 600;
}
.timeline__year-count {
  font-size: 14px;
  color: var(--ink-faint);
  font-style: italic;
  font-family: var(--serif);
}
.timeline__rail {
  position: relative;
  padding-left: 56px;
  padding-bottom: 40px;
}
.timeline__rail::before {
  content: "";
  position: absolute;
  top: 0; bottom: 0;
  left: 23px;
  width: 2px;
  background: linear-gradient(180deg, var(--honey) 0%, var(--line) 80%, transparent 100%);
  border-radius: 1px;
}

/* ─── Grid inside timeline ─── */
.timeline__grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 24px;
  margin-bottom: 32px;
}

/* ─── Month label ─── */
.timeline__month {
  display: flex;
  align-items: center;
  gap: 14px;
  margin: 0 0 18px;
  padding-top: 28px;
  position: relative;
  scroll-margin-top: 100px;
}
.timeline__month:first-child { padding-top: 8px; }
.timeline__month::before {
  content: "";
  position: absolute;
  left: -56px;
  top: 50%;
  transform: translateY(-50%);
  width: 12px; height: 12px;
  background: var(--paper);
  border: 2px solid var(--henna);
  border-radius: 50%;
  margin-left: 18px;
  box-shadow: 0 0 0 6px var(--paper);
}
.timeline__month-name {
  font-family: var(--serif);
  font-weight: 600;
  font-size: 20px;
  color: var(--ink);
  letter-spacing: -0.005em;
}
.timeline__month-count {
  font-size: 12px;
  color: var(--ink-faint);
  padding: 3px 9px;
  border-radius: 999px;
  background: rgba(34,19,36,0.05);
}

/* ─── Post card in grid ─── */
.grid-card {
  background: rgba(255, 255, 255, 0.9);
  border-radius: 20px;
  overflow: hidden;
  border: 1px solid rgba(255,255,255,0.9);
  box-shadow: 0 20px 40px -28px rgba(34,19,36,0.18), 0 2px 6px -3px rgba(34,19,36,0.06);
  text-decoration: none;
  color: inherit;
  transition: transform 220ms ease, box-shadow 220ms ease;
  display: flex;
  flex-direction: column;
}
.grid-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 28px 52px -28px rgba(34,19,36,0.26), 0 4px 10px -3px rgba(34,19,36,0.08);
}
.grid-card__img {
  aspect-ratio: 16 / 10;
  background: linear-gradient(135deg, var(--paper), var(--paper-deep));
  overflow: hidden;
}
.grid-card__img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.grid-card__body { padding: 22px 22px 24px; display: flex; flex-direction: column; gap: 10px; flex: 1; }
.grid-card__meta {
  font-size: 12px;
  color: var(--ink-faint);
  letter-spacing: 0.02em;
}
.grid-card__title {
  font-family: var(--serif); font-weight: 600;
  font-size: 20px;
  line-height: 1.22;
  color: var(--ink);
  letter-spacing: -0.01em;
}
.grid-card__excerpt {
  font-size: 14px; line-height: 1.6; color: var(--ink-soft);
  display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden;
  flex: 1;
}
.grid-card__footer { display: flex; justify-content: space-between; align-items: center; padding-top: 6px; }
.grid-card__tags { display: flex; gap: 4px; }
.grid-card__tag {
  font-size: 11px;
  padding: 3px 8px;
  border-radius: 999px;
  background: rgba(158,92,54,0.08);
  color: var(--henna-deep);
  font-weight: 500;
}
.grid-card__readmore {
  font-size: 13px; font-weight: 600; color: var(--henna-deep);
  display: inline-flex; gap: 6px; align-items: center;
}
.grid-card__readmore .arrow { transition: transform 200ms ease; font-family: var(--serif); }
.grid-card:hover .grid-card__readmore .arrow { transform: translateX(4px); }

/* ─── Sidebar ─── */
.blog-aside {
  position: sticky;
  top: 24px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.aside-card {
  background: rgba(255, 255, 255, 0.85);
  border: 1px solid rgba(255,255,255,0.9);
  border-radius: 20px;
  box-shadow: 0 20px 40px -28px rgba(34,19,36,0.15), 0 2px 6px -3px rgba(34,19,36,0.05);
  padding: 22px;
}
.aside-card h3 {
  font-family: var(--sans);
  font-size: 11.5px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--henna);
  font-weight: 600;
  margin-bottom: 14px;
  display: flex; align-items: center; gap: 8px;
}
.aside-card h3::before {
  content: ""; width: 5px; height: 5px; border-radius: 50%; background: var(--henna);
}
.aside-jumper ol { list-style: none; display: flex; flex-direction: column; gap: 2px; }
.aside-jumper a {
  display: flex; justify-content: space-between;
  padding: 9px 10px;
  border-radius: 10px;
  color: var(--ink-soft);
  font-size: 14.5px;
  font-weight: 500;
  transition: background 180ms ease, color 180ms ease;
  font-family: var(--serif);
}
.aside-jumper a:hover { background: rgba(158,92,54,0.08); color: var(--ink); }
.aside-jumper a b { font-weight: 400; color: var(--ink-faint); font-family: var(--sans); font-size: 12px; }
.aside-tags { display: flex; flex-wrap: wrap; gap: 6px; }
.aside-tag {
  font-size: 12.5px;
  padding: 5px 10px;
  border-radius: 999px;
  background: rgba(34,19,36,0.05);
  color: var(--ink-soft);
  transition: all 180ms ease;
  cursor: pointer;
  font-weight: 500;
}
.aside-tag:hover { background: rgba(158,92,54,0.1); color: var(--henna-deep); }

/* ─── Empty state ─── */
.blog-empty {
  padding: 80px 24px;
  text-align: center;
  background: rgba(255, 255, 255, 0.85);
  border-radius: 24px;
  border: 1px dashed var(--line);
  margin: 24px 0;
}
.blog-empty h3 {
  font-family: var(--serif);
  font-weight: 600;
  font-size: 22px;
  color: var(--ink);
  margin-bottom: 6px;
}
.blog-empty p { font-size: 14.5px; color: var(--ink-faint); }

/* ─── Eyebrow chip (blog hero) ─── */
.blog-eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 11.5px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--henna);
  font-weight: 500;
  padding: 6px 12px;
  border-radius: 999px;
  background: rgba(255,255,255,0.55);
  border: 1px solid var(--line-soft);
}
.blog-eyebrow::before {
  content: "";
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--henna);
}

/* ── Blog Post (single article) ───────────────────────────── */

body:has(.blog-post) {
  background: var(--paper);
}

.blog-post {
  max-width: 720px;
  margin: 0 auto;
  padding: clamp(40px, 5vw, 72px) clamp(16px, 5vw, 24px) clamp(48px, 5vw, 64px);
}

.blog-post__header {
  margin-bottom: 40px;
}

.blog-post__hero-image {
  width: 100%;
  border-radius: 16px;
  margin-bottom: 32px;
  display: block;
}

.blog-post__meta {
  font-family: var(--sans);
  font-size: 0.875rem;
  color: var(--ink-faint);
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
}

.blog-post__author {
  position: relative;
  padding-left: 12px;
}

.blog-post__author::before {
  content: "\00B7";
  position: absolute;
  left: 0;
  color: var(--ink-faint);
}

.blog-post__title {
  font-family: var(--serif);
  font-size: clamp(1.75rem, 4vw, 2.75rem);
  font-weight: 600;
  color: var(--ink);
  line-height: 1.2;
  margin-bottom: 16px;
}

.blog-post__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.blog-post__tag {
  font-family: var(--sans);
  font-size: 0.75rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--henna);
  background: rgba(158,92,54,0.10);
  padding: 0.25em 0.75em;
  border-radius: 999px;
}

/* ── Blog Post Body (Markdown-generated content) ──────────── */

.blog-post__body {
  font-family: var(--sans);
  font-size: 1.0625rem;
  color: var(--ink);
  line-height: 1.8;
}

.blog-post__body h2 {
  font-family: var(--serif);
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--ink);
  margin-top: 40px;
  margin-bottom: 16px;
}

.blog-post__body h3 {
  font-family: var(--serif);
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--ink);
  margin-top: 32px;
  margin-bottom: 12px;
}

.blog-post__body p {
  margin-bottom: 16px;
}

.blog-post__body ul,
.blog-post__body ol {
  margin-bottom: 16px;
  padding-left: 24px;
}

.blog-post__body li {
  margin-bottom: 8px;
}

.blog-post__body blockquote {
  border-left: 4px solid var(--honey);
  margin: 24px 0;
  padding: 16px 24px;
  background: rgba(207,160,106,0.08);
  border-radius: 0 8px 8px 0;
  font-style: italic;
  color: var(--ink-soft);
}

.blog-post__body a {
  color: var(--henna);
  text-decoration: underline;
  text-underline-offset: 2px;
  transition: color 0.15s ease;
}

.blog-post__body a:hover {
  color: var(--henna-deep);
}

.blog-post__body img {
  max-width: 100%;
  height: auto;
  border-radius: 8px;
  margin: 24px 0;
  display: block;
}

.blog-post__body code {
  font-size: 0.9em;
  background: rgba(158,92,54,0.08);
  padding: 0.15em 0.4em;
  border-radius: 4px;
}

.blog-post__body pre {
  background: var(--pine);
  color: var(--paper);
  padding: 16px;
  border-radius: 8px;
  overflow-x: auto;
  margin-bottom: 16px;
}

.blog-post__body pre code {
  background: none;
  padding: 0;
  color: inherit;
}

.blog-post__body hr {
  border: none;
  border-top: 1px solid var(--line);
  margin: 32px 0;
}

/* ── Back navigation ──────────────────────────────────────── */

.blog-post__nav {
  max-width: 720px;
  margin: 0 auto;
  padding: 0 24px 64px;
}

/* ── Blog CTA ─────────────────────────────────────────────── */

.blog-cta {
  max-width: 740px;
  margin: 0 auto;
  padding: 0 clamp(16px, 5vw, 48px) 0;
  margin-bottom: 48px;
}
.blog-cta__inner {
  background: var(--paper-soft);
  border-radius: 16px;
  padding: clamp(28px, 5vw, 44px) clamp(24px, 5vw, 40px);
  border: 1.5px solid var(--line);
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.blog-cta__eyebrow {
  font-size: 11.5px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.09em;
  color: var(--henna);
}
.blog-cta__title {
  font-family: var(--serif);
  font-size: clamp(1.125rem, 2.5vw, 1.375rem);
  font-weight: 600;
  color: var(--ink);
  line-height: 1.3;
  margin: 0;
}
.blog-cta__body {
  font-size: 15px;
  color: var(--ink-soft);
  line-height: 1.65;
  margin: 0;
}
.blog-cta__inner .btn {
  align-self: flex-start;
  margin-top: 4px;
}

/* ─── Blog Listing Responsive ─────────────────────────────── */

@media (max-width: 1040px) {
  .blog-layout { grid-template-columns: 1fr; }
  .blog-aside { position: static; flex-direction: row; flex-wrap: wrap; gap: 16px; order: 2; }
  .aside-card { flex: 1 1 260px; }
}
@media (max-width: 860px) {
  .blog-hero { grid-template-columns: 1fr; align-items: start; }
  .blog-hero__stats { order: 2; justify-self: start; }
  .featured__card { grid-template-columns: 1fr; }
  .featured__img { aspect-ratio: 16 / 10; }
}
@media (max-width: 640px) {
  .blog-hero { padding-left: 16px; padding-right: 16px; }
  .blog-controls { padding-left: 16px; padding-right: 16px; }
  .featured { padding-left: 16px; padding-right: 16px; }
  .blog-layout { padding-left: 16px; padding-right: 16px; }
  .timeline__rail { padding-left: 0; }
  .timeline__rail::before { display: none; }
  .timeline__month { padding-left: 0; }
  .timeline__month::before { display: none; }
  .timeline__grid { grid-template-columns: 1fr; gap: 20px; }
  .grid-card { border-radius: 16px; }
  .grid-card__body { padding: 16px 16px 18px; }
  .grid-card__img { aspect-ratio: 16 / 10; }
  .grid-card__title { font-size: 17px; }
  .grid-card__footer { flex-wrap: wrap; gap: 8px; }
  .grid-card__tags { flex-wrap: wrap; }
  .timeline__year { gap: 14px; margin-bottom: 20px; }
  .timeline__year-num { font-size: 64px; }
  .blog-hero__stats { grid-template-columns: repeat(3, auto); }
  .featured__body { padding: 28px; }
  .blog-controls { padding-bottom: 16px; }

  .blog-post {
    padding: 32px 16px 48px;
  }
  .blog-post__body {
    font-size: 1rem;
  }
  .blog-post__nav {
    padding: 0 16px 48px;
  }
  .blog-cta__inner .btn {
    align-self: stretch;
    text-align: center;
  }
}