/* ============================================================
   HairLoss Authority — Main Stylesheet
   Premium editorial design system
   ============================================================ */

/* ── Reset & Base ─────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  /* Palette */
  --ivory:        #faf9f7;
  --white:        #ffffff;
  --ink:          #1a1a1a;
  --ink-soft:     #2e2e2e;
  --muted:        #6b6b6b;
  --muted-light:  #9a9a9a;
  --border:       #e8e4df;
  --border-soft:  #f0ece7;
  --accent:       #2d6a4f;
  --accent-light: #40916c;
  --accent-pale:  #d8f3dc;
  --surface:      #f5f3f0;
  --surface-2:    #ede9e4;
  --tag-bg:       #eef4f1;
  --tag-color:    #2d6a4f;

  /* Typography */
  --font-serif:  'Lora', Georgia, 'Times New Roman', serif;
  --font-sans:   'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

  /* Spacing scale */
  --space-1:  0.25rem;
  --space-2:  0.5rem;
  --space-3:  0.75rem;
  --space-4:  1rem;
  --space-5:  1.25rem;
  --space-6:  1.5rem;
  --space-8:  2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;

  /* Radii */
  --radius-sm: 4px;
  --radius:    8px;
  --radius-lg: 14px;
  --radius-xl: 20px;

  /* Shadows */
  --shadow-sm:  0 1px 3px rgba(0,0,0,.06), 0 1px 2px rgba(0,0,0,.04);
  --shadow:     0 4px 16px rgba(0,0,0,.07), 0 1px 4px rgba(0,0,0,.04);
  --shadow-lg:  0 12px 40px rgba(0,0,0,.10), 0 4px 12px rgba(0,0,0,.05);

  /* Transitions */
  --ease: cubic-bezier(.4,0,.2,1);
  --duration: 200ms;
}

html { font-size: 16px; scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  font-family: var(--font-sans);
  background: var(--ivory);
  color: var(--ink);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
button { cursor: pointer; border: none; background: none; font: inherit; }

/* ── Container ────────────────────────────────────────────── */
.container {
  width: 100%;
  max-width: 1160px;
  margin-inline: auto;
  padding-inline: var(--space-6);
}
.container--narrow { max-width: 760px; }
.container--wide   { max-width: 1320px; }

/* ── Site Header ──────────────────────────────────────────── */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(250,249,247,.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
}

.site-logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  text-decoration: none;
}

.logo-mark {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  background: var(--accent);
  color: #fff;
  font-family: var(--font-serif);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: .04em;
  border-radius: var(--radius-sm);
  flex-shrink: 0;
}

.logo-text {
  font-family: var(--font-serif);
  font-size: 1.1rem;
  font-weight: 500;
  color: var(--ink);
  letter-spacing: -.01em;
}

.nav-list {
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

.nav-link {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--muted);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-sm);
  transition: color var(--duration) var(--ease), background var(--duration) var(--ease);
  letter-spacing: .01em;
}

.nav-link:hover,
.nav-link.nav-active {
  color: var(--ink);
  background: var(--surface);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: var(--space-2);
  border-radius: var(--radius-sm);
}

.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--ink);
  border-radius: 2px;
  transition: transform var(--duration) var(--ease), opacity var(--duration) var(--ease);
}

.mobile-nav {
  border-top: 1px solid var(--border);
  background: var(--white);
  padding: var(--space-4) var(--space-6);
}

.mobile-nav-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.mobile-nav-list .nav-link {
  display: block;
  padding: var(--space-3) var(--space-4);
  font-size: 1rem;
}

/* ── Hero / Landing ───────────────────────────────────────── */
.hero {
  padding: var(--space-24) 0 var(--space-20);
  background: var(--ivory);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 80% 60% at 60% 0%, rgba(45,106,79,.06) 0%, transparent 70%);
  pointer-events: none;
}

.hero-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-16);
  align-items: center;
}

.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: var(--space-5);
}

.hero-eyebrow::before {
  content: '';
  display: block;
  width: 24px;
  height: 2px;
  background: var(--accent);
  border-radius: 2px;
}

.hero-title {
  font-family: var(--font-serif);
  font-size: clamp(2.2rem, 4vw, 3.4rem);
  font-weight: 500;
  line-height: 1.18;
  letter-spacing: -.02em;
  color: var(--ink);
  margin-bottom: var(--space-6);
}

.hero-title em {
  font-style: italic;
  color: var(--accent);
}

.hero-description {
  font-size: 1.0625rem;
  color: var(--muted);
  line-height: 1.75;
  max-width: 480px;
  margin-bottom: var(--space-8);
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  flex-wrap: wrap;
}

.hero-visual {
  position: relative;
}

.hero-card-stack {
  position: relative;
  height: 420px;
}

.hero-card {
  position: absolute;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
}

.hero-card--main {
  width: 100%;
  top: 0;
  left: 0;
  right: 0;
}

.hero-card-img {
  width: 100%;
  height: 220px;
  object-fit: cover;
  background: var(--surface-2);
}

.hero-card-img-placeholder {
  width: 100%;
  height: 220px;
  background: linear-gradient(135deg, var(--surface-2) 0%, var(--border) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-card-body {
  padding: var(--space-5) var(--space-6);
}

.hero-card-tag {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: var(--space-2);
}

.hero-card-title {
  font-family: var(--font-serif);
  font-size: 1.05rem;
  font-weight: 500;
  line-height: 1.4;
  color: var(--ink);
}

/* ── Buttons ──────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-sans);
  font-size: 0.875rem;
  font-weight: 500;
  letter-spacing: .01em;
  padding: 0.65rem 1.4rem;
  border-radius: var(--radius);
  transition: all var(--duration) var(--ease);
  text-decoration: none;
  white-space: nowrap;
  border: 1.5px solid transparent;
}

.btn-primary {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}

.btn-primary:hover {
  background: var(--accent-light);
  border-color: var(--accent-light);
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(45,106,79,.25);
}

.btn-outline {
  background: transparent;
  color: var(--ink);
  border-color: var(--border);
}

.btn-outline:hover {
  background: var(--surface);
  border-color: var(--surface-2);
}

.btn-ghost {
  background: transparent;
  color: var(--muted);
  border-color: transparent;
  padding-inline: var(--space-3);
}

.btn-ghost:hover { color: var(--ink); background: var(--surface); }

.btn-sm {
  font-size: 0.8125rem;
  padding: 0.45rem 1rem;
}

.btn-lg {
  font-size: 0.9375rem;
  padding: 0.8rem 1.8rem;
}

/* ── Section Titles ───────────────────────────────────────── */
.section-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: var(--space-4);
}

.section-title {
  font-family: var(--font-serif);
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  font-weight: 500;
  line-height: 1.25;
  letter-spacing: -.02em;
  color: var(--ink);
  margin-bottom: var(--space-4);
}

.section-subtitle {
  font-size: 1rem;
  color: var(--muted);
  line-height: 1.7;
  max-width: 560px;
}

/* ── Post Cards ───────────────────────────────────────────── */
.posts-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-8);
}

.post-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: transform var(--duration) var(--ease), box-shadow var(--duration) var(--ease), border-color var(--duration) var(--ease);
  display: flex;
  flex-direction: column;
}

.post-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
  border-color: var(--border-soft);
}

.post-card-image {
  aspect-ratio: 16/9;
  overflow: hidden;
  background: var(--surface-2);
}

.post-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 400ms var(--ease);
}

.post-card:hover .post-card-image img {
  transform: scale(1.03);
}

.post-card-image-placeholder {
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, var(--surface-2) 0%, var(--border) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--muted-light);
  font-size: 2rem;
}

.post-card-body {
  padding: var(--space-6);
  flex: 1;
  display: flex;
  flex-direction: column;
}

.post-card-tag {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--accent);
  background: var(--tag-bg);
  padding: 3px 10px;
  border-radius: 100px;
  margin-bottom: var(--space-3);
  text-decoration: none;
  transition: background var(--duration) var(--ease);
}

.post-card-tag:hover { background: var(--accent-pale); }

.post-card-title {
  font-family: var(--font-serif);
  font-size: 1.1rem;
  font-weight: 500;
  line-height: 1.4;
  color: var(--ink);
  margin-bottom: var(--space-3);
  text-decoration: none;
  display: block;
  transition: color var(--duration) var(--ease);
}

.post-card-title:hover { color: var(--accent); }

.post-card-excerpt {
  font-size: 0.875rem;
  color: var(--muted);
  line-height: 1.65;
  flex: 1;
  margin-bottom: var(--space-5);
}

.post-card-meta {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding-top: var(--space-4);
  border-top: 1px solid var(--border-soft);
}

.post-card-author-img {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  object-fit: cover;
  background: var(--surface-2);
  flex-shrink: 0;
}

.post-card-author-img-placeholder {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--surface-2);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--muted);
  flex-shrink: 0;
}

.post-card-meta-info {
  flex: 1;
  min-width: 0;
}

.post-card-author-name {
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--ink-soft);
  display: block;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.post-card-date {
  font-size: 0.75rem;
  color: var(--muted-light);
}

.post-card-read-time {
  font-size: 0.75rem;
  color: var(--muted-light);
  white-space: nowrap;
}

/* Featured card */
.post-card--featured {
  grid-column: span 2;
  flex-direction: row;
}

.post-card--featured .post-card-image {
  width: 45%;
  flex-shrink: 0;
  aspect-ratio: auto;
}

.post-card--featured .post-card-body {
  padding: var(--space-8);
}

.post-card--featured .post-card-title {
  font-size: 1.35rem;
}

/* ── Article / Blog Detail ────────────────────────────────── */
.article-hero {
  padding: var(--space-12) 0 0;
  background: var(--ivory);
}

.breadcrumb {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: 0.8125rem;
  color: var(--muted-light);
  margin-bottom: var(--space-6);
  flex-wrap: wrap;
}

.breadcrumb a {
  color: var(--muted);
  text-decoration: none;
  transition: color var(--duration) var(--ease);
}

.breadcrumb a:hover { color: var(--accent); }

.breadcrumb-sep { color: var(--border); }

.article-category-tag {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--accent);
  background: var(--tag-bg);
  padding: 4px 12px;
  border-radius: 100px;
  margin-bottom: var(--space-5);
  text-decoration: none;
}

.article-title {
  font-family: var(--font-serif);
  font-size: clamp(1.9rem, 4vw, 3rem);
  font-weight: 500;
  line-height: 1.2;
  letter-spacing: -.025em;
  color: var(--ink);
  margin-bottom: var(--space-5);
  max-width: 820px;
}

.article-excerpt {
  font-size: 1.125rem;
  color: var(--muted);
  line-height: 1.7;
  max-width: 680px;
  margin-bottom: var(--space-8);
}

/* Author meta block */
.article-meta {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-5) 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  margin-bottom: var(--space-10);
  flex-wrap: wrap;
}

.article-author-img {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--border);
  flex-shrink: 0;
}

.article-author-img-placeholder {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: var(--surface-2);
  border: 2px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-serif);
  font-size: 1.1rem;
  font-weight: 500;
  color: var(--muted);
  flex-shrink: 0;
}

.article-author-info { flex: 1; min-width: 0; }

.article-author-name {
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--ink);
  display: block;
  margin-bottom: 2px;
}

.article-author-email {
  font-size: 0.8125rem;
  color: var(--muted);
  text-decoration: none;
}

.article-author-email:hover { color: var(--accent); }

.article-meta-divider {
  width: 1px;
  height: 36px;
  background: var(--border);
  flex-shrink: 0;
}

.article-meta-item {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.article-meta-label {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--muted-light);
}

.article-meta-value {
  font-size: 0.875rem;
  color: var(--ink-soft);
  font-weight: 500;
}

/* Cover image */
.article-cover {
  width: 100%;
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-bottom: var(--space-12);
  box-shadow: var(--shadow-lg);
}

.article-cover img {
  width: 100%;
  max-height: 520px;
  object-fit: cover;
}

/* Article layout: content + sidebar */
.article-layout {
  display: grid;
  grid-template-columns: 1fr 280px;
  gap: var(--space-16);
  align-items: start;
  padding-bottom: var(--space-20);
}

/* Key Takeaways */
.key-takeaways {
  background: var(--white);
  border: 1px solid var(--border);
  border-left: 4px solid var(--accent);
  border-radius: var(--radius);
  padding: var(--space-6) var(--space-8);
  margin-bottom: var(--space-10);
}

.key-takeaways-title {
  font-family: var(--font-sans);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: var(--space-4);
}

.key-takeaways ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.key-takeaways ul li {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  font-size: 0.9375rem;
  color: var(--ink-soft);
  line-height: 1.55;
}

.key-takeaways ul li::before {
  content: '';
  display: block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
  margin-top: 7px;
  flex-shrink: 0;
}

/* Article body typography */
.article-body {
  font-family: var(--font-serif);
  font-size: 1.0625rem;
  line-height: 1.85;
  color: var(--ink-soft);
  max-width: 680px;
}

.article-body h2 {
  font-family: var(--font-serif);
  font-size: 1.6rem;
  font-weight: 500;
  line-height: 1.3;
  letter-spacing: -.02em;
  color: var(--ink);
  margin-top: var(--space-12);
  margin-bottom: var(--space-5);
}

.article-body h3 {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  font-weight: 500;
  line-height: 1.35;
  color: var(--ink);
  margin-top: var(--space-8);
  margin-bottom: var(--space-4);
}

.article-body h4 {
  font-family: var(--font-sans);
  font-size: 0.9375rem;
  font-weight: 600;
  letter-spacing: .02em;
  color: var(--ink);
  margin-top: var(--space-6);
  margin-bottom: var(--space-3);
}

.article-body p { margin-bottom: var(--space-6); }

.article-body a {
  color: var(--accent);
  text-decoration: underline;
  text-decoration-color: rgba(45,106,79,.35);
  text-underline-offset: 3px;
  transition: text-decoration-color var(--duration) var(--ease);
}

.article-body a:hover { text-decoration-color: var(--accent); }

.article-body ul,
.article-body ol {
  margin-bottom: var(--space-6);
  padding-left: var(--space-6);
}

.article-body ul { list-style: disc; }
.article-body ol { list-style: decimal; }

.article-body li {
  margin-bottom: var(--space-2);
  line-height: 1.75;
}

.article-body blockquote {
  border-left: 3px solid var(--accent);
  padding: var(--space-4) var(--space-6);
  margin: var(--space-8) 0;
  background: var(--surface);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  font-style: italic;
  color: var(--muted);
}

.article-body img {
  width: 100%;
  border-radius: var(--radius);
  margin: var(--space-8) 0;
  box-shadow: var(--shadow);
}

.article-body strong { font-weight: 600; color: var(--ink); }

/* Table of Contents sidebar */
.toc-widget {
  position: sticky;
  top: 88px;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
}

.toc-title {
  font-family: var(--font-sans);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--muted-light);
  margin-bottom: var(--space-4);
}

.toc-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.toc-list a {
  font-size: 0.8375rem;
  color: var(--muted);
  text-decoration: none;
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-sm);
  display: block;
  line-height: 1.45;
  transition: color var(--duration) var(--ease), background var(--duration) var(--ease);
  border-left: 2px solid transparent;
}

.toc-list a:hover,
.toc-list a.toc-active {
  color: var(--accent);
  background: var(--tag-bg);
  border-left-color: var(--accent);
}

/* Sources */
.article-sources {
  margin-top: var(--space-12);
  padding-top: var(--space-8);
  border-top: 1px solid var(--border);
}

.article-sources-title {
  font-family: var(--font-sans);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--muted-light);
  margin-bottom: var(--space-5);
}

.sources-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.source-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  padding: var(--space-4) var(--space-5);
  background: var(--surface);
  border-radius: var(--radius);
  border: 1px solid var(--border-soft);
}

.source-number {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--accent);
  background: var(--tag-bg);
  width: 24px;
  height: 24px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  margin-top: 1px;
}

.source-content { flex: 1; min-width: 0; }

.source-title {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--ink);
  display: block;
  margin-bottom: 2px;
}

.source-author {
  font-size: 0.8rem;
  color: var(--muted);
  display: block;
  margin-bottom: 3px;
}

.source-url {
  font-size: 0.8rem;
  color: var(--accent);
  text-decoration: none;
  word-break: break-all;
}

.source-url:hover { text-decoration: underline; }

/* ── Related Posts ────────────────────────────────────────── */
.related-posts {
  padding: var(--space-16) 0;
  background: var(--surface);
  border-top: 1px solid var(--border);
}

.related-posts-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
  margin-top: var(--space-8);
}

/* ── Blog Listing ─────────────────────────────────────────── */
.blog-hero {
  padding: var(--space-16) 0 var(--space-12);
  background: var(--ivory);
  border-bottom: 1px solid var(--border);
}

.blog-filters {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  flex-wrap: wrap;
  margin-top: var(--space-8);
}

.filter-btn {
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--muted);
  background: var(--white);
  border: 1px solid var(--border);
  padding: 0.4rem 1rem;
  border-radius: 100px;
  cursor: pointer;
  transition: all var(--duration) var(--ease);
  text-decoration: none;
}

.filter-btn:hover,
.filter-btn.active {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}

.blog-grid-section {
  padding: var(--space-16) 0;
}

/* ── Pagination ───────────────────────────────────────────── */
.pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  margin-top: var(--space-12);
}

.page-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: var(--radius);
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--muted);
  background: var(--white);
  border: 1px solid var(--border);
  text-decoration: none;
  transition: all var(--duration) var(--ease);
}

.page-link:hover,
.page-link.current {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}

/* ── Footer ───────────────────────────────────────────────── */
.site-footer {
  background: var(--ink);
  color: rgba(255,255,255,.7);
}

.footer-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-16);
  padding: var(--space-16) 0;
  border-bottom: 1px solid rgba(255,255,255,.08);
}

.footer-logo .logo-mark { background: rgba(255,255,255,.12); color: #fff; }
.footer-logo .logo-text { color: #fff; }

.footer-tagline {
  font-size: 0.875rem;
  color: rgba(255,255,255,.45);
  margin-top: var(--space-3);
  line-height: 1.6;
}

.footer-links {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-8);
}

.footer-col-title {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: rgba(255,255,255,.35);
  margin-bottom: var(--space-4);
}

.footer-col ul {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.footer-col a {
  font-size: 0.875rem;
  color: rgba(255,255,255,.6);
  text-decoration: none;
  transition: color var(--duration) var(--ease);
}

.footer-col a:hover { color: #fff; }

.footer-disclaimer {
  padding: var(--space-6) 0;
  border-bottom: 1px solid rgba(255,255,255,.06);
}

.footer-disclaimer p {
  font-size: 0.8125rem;
  color: rgba(255,255,255,.35);
  line-height: 1.65;
}

.footer-disclaimer strong { color: rgba(255,255,255,.5); font-weight: 600; }

.footer-bottom {
  padding: var(--space-5) 0;
}

.footer-bottom p {
  font-size: 0.8125rem;
  color: rgba(255,255,255,.3);
}

/* ── Sections ─────────────────────────────────────────────── */
.section { padding: var(--space-20) 0; }
.section--alt { background: var(--surface); }
.section--border { border-top: 1px solid var(--border); }

/* ── About / Static pages ─────────────────────────────────── */
.page-hero {
  padding: var(--space-16) 0 var(--space-12);
  border-bottom: 1px solid var(--border);
}

.page-content {
  padding: var(--space-16) 0;
}

.prose {
  font-family: var(--font-serif);
  font-size: 1.0625rem;
  line-height: 1.85;
  color: var(--ink-soft);
  max-width: 720px;
}

.prose h2 {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  font-weight: 500;
  color: var(--ink);
  margin-top: var(--space-10);
  margin-bottom: var(--space-4);
  letter-spacing: -.02em;
}

.prose h3 {
  font-family: var(--font-serif);
  font-size: 1.2rem;
  font-weight: 500;
  color: var(--ink);
  margin-top: var(--space-8);
  margin-bottom: var(--space-3);
}

.prose p { margin-bottom: var(--space-5); }

.prose ul, .prose ol {
  padding-left: var(--space-6);
  margin-bottom: var(--space-5);
}

.prose ul { list-style: disc; }
.prose ol { list-style: decimal; }
.prose li { margin-bottom: var(--space-2); }

.prose a {
  color: var(--accent);
  text-decoration: underline;
  text-decoration-color: rgba(45,106,79,.35);
  text-underline-offset: 3px;
}

.prose a:hover { text-decoration-color: var(--accent); }

/* ── Contact Form ─────────────────────────────────────────── */
.contact-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-16);
  align-items: start;
}

.form-group {
  margin-bottom: var(--space-5);
}

.form-label {
  display: block;
  font-size: 0.8375rem;
  font-weight: 500;
  color: var(--ink-soft);
  margin-bottom: var(--space-2);
  letter-spacing: .01em;
}

.form-input,
.form-textarea,
.form-select {
  width: 100%;
  font-family: var(--font-sans);
  font-size: 0.9375rem;
  color: var(--ink);
  background: var(--white);
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  padding: 0.65rem 0.9rem;
  transition: border-color var(--duration) var(--ease), box-shadow var(--duration) var(--ease);
  outline: none;
  -webkit-appearance: none;
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(45,106,79,.12);
}

.form-textarea {
  resize: vertical;
  min-height: 140px;
  line-height: 1.6;
}

.form-error {
  font-size: 0.8rem;
  color: #c0392b;
  margin-top: var(--space-1);
  display: block;
}

.form-hint {
  font-size: 0.8rem;
  color: var(--muted-light);
  margin-top: var(--space-1);
  display: block;
}

/* Flash messages */
.flash-message {
  padding: var(--space-4) var(--space-5);
  border-radius: var(--radius);
  font-size: 0.9rem;
  font-weight: 500;
  margin-bottom: var(--space-6);
  border: 1px solid transparent;
}

.flash-success {
  background: #f0fdf4;
  color: #166534;
  border-color: #bbf7d0;
}

.flash-error {
  background: #fef2f2;
  color: #991b1b;
  border-color: #fecaca;
}

/* ── Stats / Trust bar ────────────────────────────────────── */
.trust-bar {
  padding: var(--space-10) 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  background: var(--white);
}

.trust-bar-inner {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-16);
  flex-wrap: wrap;
}

.trust-item {
  text-align: center;
}

.trust-number {
  font-family: var(--font-serif);
  font-size: 2rem;
  font-weight: 500;
  color: var(--ink);
  display: block;
  line-height: 1;
  margin-bottom: var(--space-1);
}

.trust-label {
  font-size: 0.8rem;
  color: var(--muted);
  letter-spacing: .04em;
}

/* ── Utility ──────────────────────────────────────────────── */
.text-center { text-align: center; }
.text-muted   { color: var(--muted); }
.mt-auto      { margin-top: auto; }
.visually-hidden {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
  border: 0;
}

/* ── Responsive ───────────────────────────────────────────── */
@media (max-width: 1024px) {
  .posts-grid { grid-template-columns: repeat(2, 1fr); }
  .post-card--featured { grid-column: span 2; flex-direction: column; }
  .post-card--featured .post-card-image { width: 100%; aspect-ratio: 16/9; }
  .article-layout { grid-template-columns: 1fr; }
  .toc-widget { position: static; }
  .hero-inner { grid-template-columns: 1fr; }
  .hero-visual { display: none; }
  .related-posts-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .main-nav { display: none; }
  .nav-toggle { display: flex; }
  .posts-grid { grid-template-columns: 1fr; }
  .post-card--featured { grid-column: span 1; }
  .footer-inner { grid-template-columns: 1fr; gap: var(--space-10); }
  .footer-links { grid-template-columns: 1fr 1fr; }
  .contact-layout { grid-template-columns: 1fr; }
  .article-meta { gap: var(--space-3); }
  .article-meta-divider { display: none; }
  .related-posts-grid { grid-template-columns: 1fr; }
  .trust-bar-inner { gap: var(--space-8); }
  .hero { padding: var(--space-16) 0 var(--space-12); }
  .blog-filters { gap: var(--space-2); }
}

@media (max-width: 480px) {
  .container { padding-inline: var(--space-4); }
  .article-title { font-size: 1.7rem; }
  .hero-title { font-size: 1.9rem; }
  .footer-links { grid-template-columns: 1fr; }
  .article-meta { flex-direction: column; align-items: flex-start; }
}

/* ── Language Switcher ────────────────────────────────────────── */
.header-right {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.lang-switcher {
  display: flex;
  align-items: center;
  gap: 2px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 100px;
  padding: 3px 6px;
}

.lang-sep {
  font-size: 0.7rem;
  color: var(--border);
  line-height: 1;
  user-select: none;
}

.lang-btn {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: .06em;
  color: var(--muted);
  text-decoration: none;
  padding: 3px 8px;
  border-radius: 100px;
  transition: color var(--duration) var(--ease), background var(--duration) var(--ease);
  line-height: 1.4;
}

.lang-btn:hover { color: var(--ink); }

.lang-btn--active {
  background: var(--accent);
  color: #fff !important;
}

.mobile-lang-switcher {
  display: flex;
  gap: var(--space-3);
  padding: var(--space-4) var(--space-4) var(--space-5);
  border-top: 1px solid var(--border-soft);
  margin-top: var(--space-2);
}

.mobile-lang-switcher .lang-btn {
  font-size: 0.8125rem;
  padding: 0.4rem 1rem;
  border: 1px solid var(--border);
  border-radius: 100px;
  background: var(--white);
}

.mobile-lang-switcher .lang-btn--active {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff !important;
}

/* Footer lang switcher */
.footer-bottom-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-3);
}

.footer-lang-switcher {
  display: flex;
  align-items: center;
  gap: 2px;
}

.footer-lang-switcher .lang-btn {
  color: rgba(255,255,255,.4);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: .06em;
  padding: 2px 7px;
  border-radius: 100px;
}

.footer-lang-switcher .lang-btn:hover { color: rgba(255,255,255,.8); }

.footer-lang-switcher .lang-btn--active {
  background: rgba(255,255,255,.12);
  color: rgba(255,255,255,.9) !important;
}

.footer-lang-switcher .lang-sep { color: rgba(255,255,255,.2); }

/* ── Admin lang tabs ──────────────────────────────────────────── */
.lang-tabs {
  display: flex;
  gap: 0;
  border-bottom: 2px solid var(--border);
  margin-bottom: 1.25rem;
}

.lang-tab-btn {
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: .04em;
  color: var(--muted);
  background: none;
  border: none;
  padding: 0.6rem 1.25rem;
  cursor: pointer;
  border-bottom: 2px solid transparent;
  margin-bottom: -2px;
  transition: color var(--duration) var(--ease), border-color var(--duration) var(--ease);
}

.lang-tab-btn:hover { color: var(--ink); }

.lang-tab-btn.active {
  color: var(--accent);
  border-bottom-color: var(--accent);
}

.lang-tab-panel { display: none; }
.lang-tab-panel.active { display: block; }

@media (max-width: 768px) {
  .header-right { gap: var(--space-2); }
  .lang-switcher { padding: 2px 5px; }
  .lang-btn { padding: 2px 6px; }
}