/* ===========================
   PLANKTON TECH — styles.css
   =========================== */

@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:wght@400;600;700&family=Source+Serif+4:ital,opsz,wght@0,8..60,300;0,8..60,400;0,8..60,600;1,8..60,300;1,8..60,400&family=DM+Sans:wght@300;400;500;600&display=swap');

:root {
  --color-bg: #fafaf8;
  --color-surface: #ffffff;
  --color-ink: #1a1a18;
  --color-ink-secondary: #4a4a46;
  --color-ink-muted: #8a8a84;
  --color-accent: #0057ff;
  --color-accent-dark: #003dbf;
  --color-accent-light: #e8f0ff;
  --color-border: #e5e5e0;
  --color-border-light: #f0f0eb;
  --color-tag-bg: #f2f2ed;
  --color-tag-text: #4a4a46;
  --color-footer-bg: #13130f;
  --color-footer-text: #c8c8c0;
  --color-footer-muted: #6a6a62;
  --color-nav-bg: rgba(250, 250, 248, 0.96);
  --font-display: 'Playfair Display', Georgia, serif;
  --font-body: 'Source Serif 4', Georgia, serif;
  --font-ui: 'DM Sans', -apple-system, sans-serif;

  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;

  --shadow-sm: 0 1px 3px rgba(0,0,0,0.06);
  --shadow-md: 0 4px 16px rgba(0,0,0,0.08);
  --shadow-lg: 0 12px 40px rgba(0,0,0,0.10);

  --max-w: 1200px;
  --content-w: 1200px;
  --transition: 0.2s ease;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; font-size: 16px; }

body {
  background: var(--color-bg);
  color: var(--color-ink);
  font-family: var(--font-body);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

/* ============ UTILITIES ============ */
.container { max-width: var(--max-w); margin: 0 auto; padding: 0 24px; }
.container--narrow { max-width: var(--content-w); margin: 0 auto; padding: 0 24px; }

a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }

.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0,0,0,0); }

/* ============ NAVIGATION ============ */
.site-nav {
  position: sticky; top: 0; z-index: 100;
  background: var(--color-nav-bg);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
}

.nav-inner {
  display: flex; align-items: center; justify-content: space-between;
  max-width: var(--max-w); margin: 0 auto; padding: 0 24px;
  height: 64px;
}

.nav-logo {
  display: flex; align-items: center; gap: 10px;
  font-family: var(--font-display); font-size: 1.3rem; font-weight: 700;
  color: var(--color-ink); letter-spacing: -0.02em;
}

.nav-logo-icon {
  width: 32px; height: 32px; background: var(--color-accent);
  border-radius: 50%; display: flex; align-items: center; justify-content: center;
  color: #fff; font-size: 0.85rem; font-family: var(--font-display);
  font-weight: 700; flex-shrink: 0;
}

.nav-links {
  display: flex; align-items: center; gap: 4px;
  list-style: none;
}

.nav-links a {
  font-family: var(--font-ui); font-size: 0.875rem; font-weight: 500;
  color: var(--color-ink-secondary); padding: 6px 12px; border-radius: var(--radius-sm);
  transition: color var(--transition), background var(--transition);
}

.nav-links a:hover, .nav-links a.active {
  color: var(--color-accent); background: var(--color-accent-light);
}

.nav-cta {
  font-family: var(--font-ui); font-size: 0.875rem; font-weight: 500;
  background: var(--color-accent); color: #fff;
  padding: 8px 18px; border-radius: var(--radius-sm);
  transition: background var(--transition);
}

.nav-cta:hover { background: var(--color-accent-dark); color: #fff; }

.nav-burger {
  display: none; background: none; border: none; cursor: pointer;
  padding: 6px; color: var(--color-ink);
}

.nav-burger svg { display: block; }

.nav-mobile-menu {
  display: none; background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  padding: 12px 24px 20px;
}

.nav-mobile-menu.open { display: block; }

.nav-mobile-menu ul { list-style: none; }

.nav-mobile-menu li { border-bottom: 1px solid var(--color-border-light); }

.nav-mobile-menu a {
  display: block; padding: 12px 0;
  font-family: var(--font-ui); font-size: 1rem; font-weight: 500;
  color: var(--color-ink-secondary);
}

/* ============ HERO ============ */
.hero {
  background: linear-gradient(135deg, #0d1117 0%, #0a2240 50%, #001a4f 100%);
  color: #fff; padding: 80px 0 64px; position: relative; overflow: hidden;
}

.hero::before {
  content: ''; position: absolute; inset: 0;
  background: radial-gradient(ellipse at 70% 50%, rgba(0,87,255,0.15) 0%, transparent 60%);
  pointer-events: none;
}

.hero-inner {
  max-width: var(--max-w); margin: 0 auto; padding: 0 24px;
  display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: center;
}

.hero-label {
  font-family: var(--font-ui); font-size: 0.75rem; font-weight: 600;
  letter-spacing: 0.12em; text-transform: uppercase;
  color: rgba(255,255,255,0.55); margin-bottom: 16px;
}

.hero-title {
  font-family: var(--font-display); font-size: clamp(2rem, 4vw, 2.8rem);
  font-weight: 700; line-height: 1.2; letter-spacing: -0.03em;
  color: #fff; margin-bottom: 20px;
}

.hero-excerpt {
  font-size: 1.05rem; line-height: 1.7; color: rgba(255,255,255,0.72);
  margin-bottom: 28px; font-weight: 300;
}

.hero-meta {
  display: flex; align-items: center; gap: 16px; flex-wrap: wrap;
}

.hero-author {
  font-family: var(--font-ui); font-size: 0.85rem; color: rgba(255,255,255,0.6);
}

.hero-date {
  font-family: var(--font-ui); font-size: 0.85rem; color: rgba(255,255,255,0.45);
}

.hero-separator { color: rgba(255,255,255,0.3); }

.hero-read-btn {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--color-accent); color: #fff;
  font-family: var(--font-ui); font-size: 0.9rem; font-weight: 500;
  padding: 12px 24px; border-radius: var(--radius-sm);
  transition: background var(--transition), transform var(--transition);
  margin-top: 8px;
}

.hero-read-btn:hover { background: var(--color-accent-dark); color: #fff; transform: translateY(-1px); }

.hero-image-wrap {
  border-radius: var(--radius-lg); overflow: hidden;
  box-shadow: 0 24px 64px rgba(0,0,0,0.4);
}

.hero-image-placeholder {
  width: 100%; aspect-ratio: 16/9;
  background: linear-gradient(135deg, #1a2a4a 0%, #0d1a30 100%);
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  color: rgba(255,255,255,0.25); font-family: var(--font-ui);
  font-size: 0.8rem; gap: 8px;
}

.hero-image-placeholder .img-icon { font-size: 2rem; }

/* ============ SECTION HEADER ============ */
.section-header {
  display: flex; align-items: baseline; justify-content: space-between;
  border-bottom: 2px solid var(--color-ink); padding-bottom: 12px;
  margin-bottom: 32px;
}

.section-title {
  font-family: var(--font-display); font-size: 1.3rem; font-weight: 700;
  letter-spacing: -0.02em;
}

.section-link {
  font-family: var(--font-ui); font-size: 0.85rem; font-weight: 500;
  color: var(--color-accent);
  transition: color var(--transition);
}

.section-link:hover { color: var(--color-accent-dark); }

/* ============ ARTICLE CARDS ============ */
.articles-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px;
  margin-bottom: 48px;
}

.articles-grid--2col { grid-template-columns: repeat(2, 1fr); }

.article-card {
  background: var(--color-surface); border: 1px solid var(--color-border);
  border-radius: var(--radius-md); overflow: hidden;
  transition: box-shadow var(--transition), transform var(--transition);
}

.article-card:hover {
  box-shadow: var(--shadow-md); transform: translateY(-2px);
}

.card-image {
  width: 100%; aspect-ratio: 16/9; overflow: hidden;
  background: var(--color-border-light);
}

.card-image-placeholder {
  width: 100%; height: 100%;
  background: linear-gradient(135deg, #dfe8f8 0%, #c8d8f0 100%);
  display: flex; align-items: center; justify-content: center;
  color: #a0b0cc; font-size: 1.5rem;
}

.card-image-placeholder.green { background: linear-gradient(135deg, #d8eed8 0%, #b8ddb8 100%); color: #7aaa7a; }
.card-image-placeholder.purple { background: linear-gradient(135deg, #ead8f8 0%, #d4b8f0 100%); color: #a87acc; }
.card-image-placeholder.orange { background: linear-gradient(135deg, #fde8d0 0%, #f5d0a8 100%); color: #cc8844; }
.card-image-placeholder.teal { background: linear-gradient(135deg, #d0f0ee 0%, #a8ddd8 100%); color: #44aa99; }
.card-image-placeholder.red { background: linear-gradient(135deg, #fdd8d8 0%, #f0b8b8 100%); color: #cc6666; }
.card-image-placeholder.navy { background: linear-gradient(135deg, #d0d8f0 0%, #a8b8e0 100%); color: #5577bb; }

.card-body { padding: 20px 22px 24px; }

.card-tag {
  display: inline-block; font-family: var(--font-ui); font-size: 0.72rem;
  font-weight: 600; text-transform: uppercase; letter-spacing: 0.08em;
  color: var(--color-accent); background: var(--color-accent-light);
  padding: 3px 8px; border-radius: 3px; margin-bottom: 10px;
}

.card-title {
  font-family: var(--font-display); font-size: 1.1rem; font-weight: 600;
  line-height: 1.35; letter-spacing: -0.01em;
  color: var(--color-ink); margin-bottom: 10px;
  transition: color var(--transition);
}

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

.card-excerpt {
  font-size: 0.88rem; line-height: 1.6; color: var(--color-ink-secondary);
  margin-bottom: 14px; font-family: var(--font-ui);
}

.card-meta {
  display: flex; align-items: center; gap: 8px;
  font-family: var(--font-ui); font-size: 0.78rem; color: var(--color-ink-muted);
  flex-wrap: wrap;
}

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

/* ============ FEATURED (2-col) ============ */
.featured-article {
  display: grid; grid-template-columns: 1.2fr 1fr;
  background: var(--color-surface); border: 1px solid var(--color-border);
  border-radius: var(--radius-lg); overflow: hidden;
  margin-bottom: 48px;
  transition: box-shadow var(--transition);
}

.featured-article:hover { box-shadow: var(--shadow-md); }

.featured-image {
  aspect-ratio: 4/3; overflow: hidden;
}

.featured-image-placeholder {
  width: 100%; height: 100%;
  background: linear-gradient(135deg, #dfe8f8 0%, #b8cef4 100%);
  display: flex; align-items: center; justify-content: center;
  font-size: 3rem; color: #7a9fd4;
}

.featured-body {
  padding: 36px 32px; display: flex; flex-direction: column; justify-content: center;
}

.featured-body .card-title { font-size: 1.4rem; margin-bottom: 14px; }

.featured-body .card-excerpt { font-size: 0.92rem; }

/* ============ TAGS STRIP ============ */
.topics-strip {
  background: var(--color-surface); border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border); padding: 16px 0; margin-bottom: 56px;
}

.topics-inner {
  max-width: var(--max-w); margin: 0 auto; padding: 0 24px;
  display: flex; align-items: center; gap: 10px; flex-wrap: wrap;
}

.topic-label {
  font-family: var(--font-ui); font-size: 0.78rem; font-weight: 600;
  color: var(--color-ink-muted); text-transform: uppercase; letter-spacing: 0.08em;
  margin-right: 4px; white-space: nowrap;
}

.topic-tag {
  font-family: var(--font-ui); font-size: 0.82rem; font-weight: 500;
  color: var(--color-ink-secondary); background: var(--color-tag-bg);
  padding: 5px 12px; border-radius: 20px; border: 1px solid var(--color-border);
  transition: background var(--transition), color var(--transition), border-color var(--transition);
  white-space: nowrap;
}

.topic-tag:hover {
  background: var(--color-accent-light); color: var(--color-accent);
  border-color: var(--color-accent);
}

/* ============ MAIN SECTIONS ============ */
.main-content { padding: 56px 0; }

.home-grid {
  display: grid; grid-template-columns: 2fr 1fr; gap: 48px;
  align-items: start;
}

/* ============ SIDEBAR ============ */
.sidebar-widget { margin-bottom: 36px; }

.sidebar-widget-title {
  font-family: var(--font-display); font-size: 1rem; font-weight: 700;
  border-bottom: 2px solid var(--color-ink); padding-bottom: 8px;
  margin-bottom: 18px;
}

.sidebar-list { list-style: none; }

.sidebar-list li {
  border-bottom: 1px solid var(--color-border-light); padding: 12px 0;
}

.sidebar-list li:last-child { border-bottom: none; }

.sidebar-list a {
  font-family: var(--font-ui); font-size: 0.88rem; font-weight: 500;
  color: var(--color-ink); transition: color var(--transition);
  line-height: 1.4; display: block;
}

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

.sidebar-meta {
  font-family: var(--font-ui); font-size: 0.76rem; color: var(--color-ink-muted);
  margin-top: 4px;
}

.about-widget {
  background: var(--color-accent-light); border-radius: var(--radius-md);
  padding: 20px; border: 1px solid rgba(0,87,255,0.12);
}

.about-widget p {
  font-family: var(--font-ui); font-size: 0.875rem; color: var(--color-ink-secondary);
  line-height: 1.6; margin-bottom: 12px;
}

.about-widget-link {
  font-family: var(--font-ui); font-size: 0.85rem; font-weight: 600;
  color: var(--color-accent); transition: color var(--transition);
}

.about-widget-link:hover { color: var(--color-accent-dark); }

/* ============ ARTICLE LISTING PAGE ============ */
.articles-listing-header {
  background: var(--color-surface); border-bottom: 1px solid var(--color-border);
  padding: 48px 0 32px;
}

.articles-listing-header h1 {
  font-family: var(--font-display); font-size: clamp(1.8rem, 3vw, 2.4rem);
  font-weight: 700; letter-spacing: -0.03em; margin-bottom: 10px;
}

.articles-listing-header p {
  font-family: var(--font-ui); font-size: 1rem; color: var(--color-ink-secondary);
}

.filter-bar {
  display: flex; gap: 8px; flex-wrap: wrap; margin-top: 24px;
}

.filter-btn {
  font-family: var(--font-ui); font-size: 0.83rem; font-weight: 500;
  padding: 6px 14px; border-radius: 20px;
  border: 1px solid var(--color-border);
  background: var(--color-surface); color: var(--color-ink-secondary);
  cursor: pointer; transition: all var(--transition);
}

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

.articles-full-grid {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 28px; padding: 40px 0 60px;
}

/* ============ ARTICLE PAGE ============ */
.article-header {
  background: var(--color-surface); border-bottom: 1px solid var(--color-border);
  padding: 48px 0 0;
}

.breadcrumb {
  display: flex; align-items: center; gap: 6px;
  font-family: var(--font-ui); font-size: 0.82rem; color: var(--color-ink-muted);
  margin-bottom: 20px;
}

.breadcrumb a { color: var(--color-accent); transition: color var(--transition); }
.breadcrumb a:hover { color: var(--color-accent-dark); }
.breadcrumb-sep { color: var(--color-border); }

.article-header-tag { margin-bottom: 16px; }

.article-title {
  font-family: var(--font-display); font-size: clamp(1.8rem, 3.5vw, 2.6rem);
  font-weight: 700; line-height: 1.2; letter-spacing: -0.03em;
  color: var(--color-ink); margin-bottom: 20px; max-width: 820px;
}

.article-header-meta {
  display: flex; align-items: center; gap: 16px; flex-wrap: wrap;
  font-family: var(--font-ui); font-size: 0.88rem; color: var(--color-ink-secondary);
  padding-bottom: 24px;
}

.article-author { font-weight: 600; color: var(--color-ink); }
.article-date { color: var(--color-ink-muted); }
.article-readtime { color: var(--color-ink-muted); }

.article-featured-image {
  width: 100%; aspect-ratio: 21/9; overflow: hidden;
  margin-top: 0;
}

.article-image-placeholder {
  width: 100%; height: 100%;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: 12px; color: rgba(255,255,255,0.5); font-family: var(--font-ui); font-size: 0.85rem;
}

.article-image-placeholder .img-label { font-weight: 500; letter-spacing: 0.05em; }

/* Article body */
.article-layout {
  display: grid; grid-template-columns: 1fr 280px; gap: 56px;
  align-items: start; padding: 48px 0 64px;
}

.article-body h2 {
  font-family: var(--font-display); font-size: 1.5rem; font-weight: 700;
  letter-spacing: -0.02em; margin: 36px 0 16px; color: var(--color-ink);
}

.article-body h3 {
  font-family: var(--font-display); font-size: 1.2rem; font-weight: 600;
  margin: 28px 0 12px; color: var(--color-ink);
}

.article-body p {
  font-size: 1.05rem; line-height: 1.8; color: var(--color-ink-secondary);
  margin-bottom: 22px;
}

.article-body p:first-child {
  font-size: 1.15rem; color: var(--color-ink); font-weight: 400;
}

.article-body a {
  color: var(--color-accent); border-bottom: 1px solid transparent;
  transition: border-color var(--transition);
}

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

.article-body blockquote {
  border-left: 3px solid var(--color-accent); margin: 28px 0;
  padding: 4px 0 4px 24px;
  font-size: 1.1rem; font-style: italic; color: var(--color-ink);
}

.article-tags {
  display: flex; gap: 8px; flex-wrap: wrap;
  margin-top: 32px; padding-top: 24px;
  border-top: 1px solid var(--color-border);
}

.article-tag-item {
  font-family: var(--font-ui); font-size: 0.8rem;
  padding: 4px 12px; background: var(--color-tag-bg);
  border-radius: 20px; color: var(--color-ink-secondary);
}

.related-articles { margin-top: 48px; }

.related-articles h3 {
  font-family: var(--font-display); font-size: 1.2rem; font-weight: 700;
  margin-bottom: 20px; padding-bottom: 10px;
  border-bottom: 2px solid var(--color-ink);
}

.related-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }

/* ============ ABOUT PAGE ============ */
.page-header {
  background: linear-gradient(135deg, #0d1117 0%, #0a2240 100%);
  color: #fff; padding: 64px 0;
}

.page-header h1 {
  font-family: var(--font-display); font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700; letter-spacing: -0.03em; margin-bottom: 12px;
}

.page-header p {
  font-family: var(--font-ui); font-size: 1.05rem; color: rgba(255,255,255,0.7);
  max-width: 600px;
}

.page-content { padding: 56px 0 80px; }

.page-content h2 {
  font-family: var(--font-display); font-size: 1.6rem; font-weight: 700;
  letter-spacing: -0.02em; margin: 40px 0 16px; color: var(--color-ink);
}

.page-content h3 {
  font-family: var(--font-display); font-size: 1.2rem; font-weight: 600;
  margin: 28px 0 12px; color: var(--color-ink);
}

.page-content p {
  font-size: 1rem; line-height: 1.8; color: var(--color-ink-secondary);
  margin-bottom: 18px;
}

.page-content ul {
  margin: 0 0 18px 24px; color: var(--color-ink-secondary);
  font-size: 1rem; line-height: 1.8;
}

.page-content li { margin-bottom: 6px; }

.info-disclaimer {
  background: var(--color-accent-light); border: 1px solid rgba(0,87,255,0.15);
  border-radius: var(--radius-md); padding: 20px 24px; margin: 28px 0;
}

.info-disclaimer p {
  font-family: var(--font-ui); font-size: 0.9rem; color: var(--color-ink-secondary);
  margin: 0; line-height: 1.6;
}

.team-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin: 24px 0 32px; }

.team-card {
  background: var(--color-surface); border: 1px solid var(--color-border);
  border-radius: var(--radius-md); padding: 24px; text-align: center;
}

.team-avatar {
  width: 64px; height: 64px; border-radius: 50%; background: var(--color-accent-light);
  margin: 0 auto 14px; display: flex; align-items: center; justify-content: center;
  font-family: var(--font-display); font-size: 1.5rem; font-weight: 700; color: var(--color-accent);
}

.team-name {
  font-family: var(--font-ui); font-size: 0.95rem; font-weight: 600;
  color: var(--color-ink); margin-bottom: 4px;
}

.team-role {
  font-family: var(--font-ui); font-size: 0.82rem; color: var(--color-ink-muted);
}

/* ============ CONTACT PAGE ============ */
.contact-layout { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; padding: 56px 0 80px; }

.contact-info-block h2 {
  font-family: var(--font-display); font-size: 1.5rem; font-weight: 700;
  margin-bottom: 20px; letter-spacing: -0.02em;
}

.contact-detail {
  display: flex; gap: 14px; margin-bottom: 20px; align-items: flex-start;
}

.contact-icon {
  width: 40px; height: 40px; background: var(--color-accent-light);
  border-radius: var(--radius-sm); display: flex; align-items: center; justify-content: center;
  color: var(--color-accent); font-size: 1rem; flex-shrink: 0;
}

.contact-text { font-family: var(--font-ui); font-size: 0.9rem; }
.contact-text strong { display: block; color: var(--color-ink); margin-bottom: 2px; }
.contact-text span { color: var(--color-ink-secondary); }

.contact-form h2 {
  font-family: var(--font-display); font-size: 1.5rem; font-weight: 700;
  margin-bottom: 20px; letter-spacing: -0.02em;
}

.form-group { margin-bottom: 18px; }

.form-label {
  display: block; font-family: var(--font-ui); font-size: 0.85rem; font-weight: 600;
  color: var(--color-ink); margin-bottom: 6px;
}

.form-control {
  width: 100%; padding: 10px 14px;
  font-family: var(--font-ui); font-size: 0.95rem; color: var(--color-ink);
  background: var(--color-surface); border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  transition: border-color var(--transition), box-shadow var(--transition);
  outline: none;
}

.form-control:focus {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(0,87,255,0.1);
}

textarea.form-control { resize: vertical; min-height: 120px; }

.form-submit {
  font-family: var(--font-ui); font-size: 0.95rem; font-weight: 600;
  background: var(--color-accent); color: #fff;
  padding: 12px 28px; border: none; border-radius: var(--radius-sm);
  cursor: pointer; transition: background var(--transition);
}

.form-submit:hover { background: var(--color-accent-dark); }

/* ============ LEGAL PAGES ============ */
.legal-content { padding: 56px 0 80px; }

.legal-content h1 {
  font-family: var(--font-display); font-size: 2rem; font-weight: 700;
  letter-spacing: -0.03em; margin-bottom: 8px;
}

.legal-updated {
  font-family: var(--font-ui); font-size: 0.85rem; color: var(--color-ink-muted);
  margin-bottom: 36px;
}

.legal-content h2 {
  font-family: var(--font-display); font-size: 1.3rem; font-weight: 700;
  margin: 36px 0 12px; letter-spacing: -0.02em;
}

.legal-content p, .legal-content li {
  font-size: 0.95rem; line-height: 1.8; color: var(--color-ink-secondary);
  margin-bottom: 14px;
}

.legal-content ul { margin: 0 0 14px 22px; }

/* ============ FOOTER ============ */
.site-footer { background: var(--color-footer-bg); color: var(--color-footer-text); }

.footer-main {
  display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 40px;
  padding: 56px 0 40px;
}

.footer-brand-desc {
  font-family: var(--font-ui); font-size: 0.88rem; color: var(--color-footer-muted);
  line-height: 1.7; margin-top: 14px; max-width: 280px;
}

.footer-logo {
  font-family: var(--font-display); font-size: 1.2rem; font-weight: 700;
  color: #fff; display: flex; align-items: center; gap: 10px;
}

.footer-logo-icon {
  width: 28px; height: 28px; background: var(--color-accent);
  border-radius: 50%; display: flex; align-items: center; justify-content: center;
  font-size: 0.75rem; color: #fff; font-family: var(--font-display); font-weight: 700;
}

.footer-col-title {
  font-family: var(--font-ui); font-size: 0.78rem; font-weight: 700;
  text-transform: uppercase; letter-spacing: 0.1em; color: #fff;
  margin-bottom: 16px;
}

.footer-links { list-style: none; }

.footer-links li { margin-bottom: 8px; }

.footer-links a {
  font-family: var(--font-ui); font-size: 0.875rem; color: var(--color-footer-muted);
  transition: color var(--transition);
}

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

.footer-contact { font-family: var(--font-ui); font-size: 0.875rem; color: var(--color-footer-muted); }
.footer-contact p { margin-bottom: 8px; line-height: 1.5; }
.footer-contact a { color: var(--color-footer-muted); transition: color var(--transition); }
.footer-contact a:hover { color: #fff; }

.footer-divider { border: none; border-top: 1px solid rgba(255,255,255,0.06); }

.footer-bottom {
  display: flex; align-items: center; justify-content: space-between;
  flex-wrap: wrap; gap: 12px; padding: 20px 0;
}

.footer-copyright {
  font-family: var(--font-ui); font-size: 0.8rem; color: var(--color-footer-muted);
}

.footer-legal-links {
  display: flex; gap: 16px; flex-wrap: wrap;
}

.footer-legal-links a {
  font-family: var(--font-ui); font-size: 0.8rem; color: var(--color-footer-muted);
  transition: color var(--transition);
}

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

.footer-disclaimer {
  font-family: var(--font-ui); font-size: 0.75rem; color: var(--color-footer-muted);
  line-height: 1.6; padding-bottom: 24px; max-width: 700px;
}

/* ============ PAGINATION ============ */
.pagination {
  display: flex; justify-content: center; gap: 6px; padding: 16px 0 48px;
}

.page-btn {
  font-family: var(--font-ui); font-size: 0.875rem; font-weight: 500;
  width: 36px; height: 36px; display: flex; align-items: center; justify-content: center;
  border: 1px solid var(--color-border); border-radius: var(--radius-sm);
  color: var(--color-ink-secondary); background: var(--color-surface);
  cursor: pointer; transition: all var(--transition); text-decoration: none;
}

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

/* ============ NEWSLETTER BAR ============ */
.newsletter-bar {
  background: linear-gradient(135deg, #0d1117 0%, #0a2240 100%);
  padding: 48px 0; margin-top: 16px;
}

.newsletter-inner {
  display: flex; align-items: center; justify-content: space-between;
  gap: 32px; flex-wrap: wrap;
}

.newsletter-copy h3 {
  font-family: var(--font-display); font-size: 1.4rem; font-weight: 700;
  color: #fff; margin-bottom: 6px;
}

.newsletter-copy p {
  font-family: var(--font-ui); font-size: 0.9rem; color: rgba(255,255,255,0.6);
}

.newsletter-note {
  font-family: var(--font-ui); font-size: 0.78rem; color: rgba(255,255,255,0.4);
  margin-top: 6px;
}

.newsletter-form-wrap { display: flex; gap: 8px; }

.newsletter-input {
  font-family: var(--font-ui); font-size: 0.9rem; color: var(--color-ink);
  background: #fff; border: none; border-radius: var(--radius-sm);
  padding: 10px 16px; width: 260px; outline: none;
}

.newsletter-btn {
  font-family: var(--font-ui); font-size: 0.9rem; font-weight: 600;
  background: var(--color-accent); color: #fff; border: none;
  border-radius: var(--radius-sm); padding: 10px 20px; cursor: pointer;
  transition: background var(--transition);
}

.newsletter-btn:hover { background: var(--color-accent-dark); }

/* ============ ARTICLE SIDEBAR ============ */
.article-sidebar { position: sticky; top: 84px; }

.toc-widget {
  background: var(--color-surface); border: 1px solid var(--color-border);
  border-radius: var(--radius-md); padding: 20px; margin-bottom: 24px;
}

.toc-title {
  font-family: var(--font-ui); font-size: 0.8rem; font-weight: 700;
  text-transform: uppercase; letter-spacing: 0.08em; color: var(--color-ink-muted);
  margin-bottom: 12px;
}

.toc-list { list-style: none; }

.toc-list li { padding: 5px 0; border-bottom: 1px solid var(--color-border-light); }
.toc-list li:last-child { border-bottom: none; }

.toc-list a {
  font-family: var(--font-ui); font-size: 0.85rem; color: var(--color-ink-secondary);
  transition: color var(--transition);
}

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

.share-widget {
  background: var(--color-surface); border: 1px solid var(--color-border);
  border-radius: var(--radius-md); padding: 20px;
}

.share-title {
  font-family: var(--font-ui); font-size: 0.8rem; font-weight: 700;
  text-transform: uppercase; letter-spacing: 0.08em; color: var(--color-ink-muted);
  margin-bottom: 12px;
}

.share-btns { display: flex; gap: 8px; flex-wrap: wrap; }

.share-btn {
  font-family: var(--font-ui); font-size: 0.8rem; font-weight: 600;
  padding: 6px 14px; border-radius: var(--radius-sm); border: 1px solid var(--color-border);
  color: var(--color-ink-secondary); cursor: pointer; background: none;
  transition: all var(--transition);
}

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

/* ============ NOTICE BOX ============ */
.editorial-note {
  background: #fffbf0; border: 1px solid #f0d060; border-radius: var(--radius-sm);
  padding: 12px 16px; margin-bottom: 24px;
  font-family: var(--font-ui); font-size: 0.83rem; color: #7a6030;
}

/* ============ RESPONSIVE ============ */
@media (max-width: 1024px) {
  .home-grid { grid-template-columns: 1fr; }
  .footer-main { grid-template-columns: 1fr 1fr; }
  .hero-inner { grid-template-columns: 1fr; }
  .hero-image-wrap { display: none; }
  .articles-grid { grid-template-columns: repeat(2, 1fr); }
  .articles-full-grid { grid-template-columns: repeat(2, 1fr); }
  .team-grid { grid-template-columns: repeat(2, 1fr); }
  .article-layout { grid-template-columns: 1fr; }
  .article-sidebar { position: static; }
}

@media (max-width: 768px) {
  .nav-links, .nav-cta { display: none; }
  .nav-burger { display: block; }
  .articles-grid { grid-template-columns: 1fr; }
  .articles-full-grid { grid-template-columns: 1fr; }
  .featured-article { grid-template-columns: 1fr; }
  .footer-main { grid-template-columns: 1fr; }
  .contact-layout { grid-template-columns: 1fr; }
  .related-grid { grid-template-columns: 1fr; }
  .newsletter-inner { flex-direction: column; align-items: flex-start; }
  .newsletter-input { width: 100%; }
  .newsletter-form-wrap { width: 100%; flex-direction: column; }
  .team-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; align-items: flex-start; }
}

@media (max-width: 480px) {
  .hero { padding: 48px 0 40px; }
  .main-content { padding: 32px 0; }
  .page-content { padding: 32px 0 56px; }
}

/* ============ PAGE HERO ============ */
.page-hero {
  background: linear-gradient(135deg, var(--color-ink) 0%, #2a2a28 100%);
  padding: 64px 0 48px; color: #fff; margin-bottom: 0;
}
.page-hero h1 { font-family: var(--font-heading); font-size: clamp(2rem, 4vw, 3rem); font-weight: 800; margin-bottom: 12px; }
.page-hero p { font-family: var(--font-ui); font-size: 1rem; opacity: 0.7; margin: 0; }

/* ============ LEGAL PAGES ============ */
.legal-page { display: grid; grid-template-columns: 260px 1fr; gap: 64px; padding: 64px 0 80px; align-items: start; }

.legal-toc {
  position: sticky; top: 100px;
  background: var(--color-surface); border: 1px solid var(--color-border);
  border-radius: var(--radius); padding: 24px; font-family: var(--font-ui);
}
.legal-toc h2 { font-family: var(--font-ui); font-size: 0.75rem; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; color: var(--color-ink-secondary); margin-bottom: 14px; }
.legal-toc ol { padding-left: 18px; margin: 0; }
.legal-toc li { margin-bottom: 8px; }
.legal-toc a { font-size: 0.88rem; color: var(--color-ink-secondary); text-decoration: none; line-height: 1.4; }
.legal-toc a:hover { color: var(--color-accent); }

.legal-body section { margin-bottom: 48px; padding-bottom: 48px; border-bottom: 1px solid var(--color-border); }
.legal-body section:last-child { border-bottom: none; }
.legal-body h2 { font-family: var(--font-heading); font-size: 1.5rem; font-weight: 700; margin-bottom: 16px; color: var(--color-ink); }
.legal-body h3 { font-family: var(--font-ui); font-size: 1rem; font-weight: 600; margin: 24px 0 10px; color: var(--color-ink); }
.legal-body p { font-family: var(--font-body); font-size: 1.05rem; line-height: 1.75; color: var(--color-ink-secondary); margin-bottom: 16px; }
.legal-body ul, .legal-body ol { font-family: var(--font-body); font-size: 1.05rem; line-height: 1.75; color: var(--color-ink-secondary); padding-left: 24px; margin-bottom: 16px; }
.legal-body li { margin-bottom: 8px; }
.legal-body a { color: var(--color-accent); text-decoration: underline; }
.legal-body address { font-style: normal; background: var(--color-surface); border: 1px solid var(--color-border); border-radius: var(--radius); padding: 20px 24px; line-height: 2; font-family: var(--font-ui); font-size: 0.95rem; }
.legal-body address a { color: var(--color-accent); }
.legal-body strong { color: var(--color-ink); font-weight: 600; }

/* ============ COOKIE TABLE ============ */
.cookie-table { width: 100%; border-collapse: collapse; margin: 16px 0 24px; font-family: var(--font-ui); font-size: 0.88rem; }
.cookie-table th { background: var(--color-surface); font-weight: 600; text-align: left; padding: 10px 14px; border: 1px solid var(--color-border); color: var(--color-ink); }
.cookie-table td { padding: 10px 14px; border: 1px solid var(--color-border); color: var(--color-ink-secondary); vertical-align: top; }
.cookie-table code { background: rgba(0,87,255,0.07); padding: 2px 6px; border-radius: 3px; font-size: 0.82rem; color: var(--color-accent); }

/* ============ DISCLOSURE CARD ============ */
.disclosure-card { background: var(--color-surface); border: 1px solid var(--color-border); border-radius: var(--radius); padding: 24px 28px; margin: 24px 0; }
.disclosure-card h3 { font-family: var(--font-ui); font-size: 1rem; font-weight: 700; margin-bottom: 12px; color: var(--color-ink); }
.disclosure-card p, .disclosure-card ul { font-family: var(--font-body); font-size: 0.95rem; color: var(--color-ink-secondary); margin-bottom: 12px; }
.disclosure-card ul { padding-left: 20px; }

/* ============ CONTACT PAGE ============ */
.contact-page { display: grid; grid-template-columns: 1fr 360px; gap: 64px; padding: 64px 0 80px; align-items: start; }

.contact-form-section h2 { font-family: var(--font-heading); font-size: 1.75rem; font-weight: 700; margin-bottom: 10px; }
.section-intro { font-family: var(--font-body); font-size: 1rem; color: var(--color-ink-secondary); line-height: 1.7; margin-bottom: 32px; }

.contact-form { display: flex; flex-direction: column; gap: 20px; }
.form-group { display: flex; flex-direction: column; gap: 6px; }
.form-group label { font-family: var(--font-ui); font-size: 0.88rem; font-weight: 600; color: var(--color-ink); }
.form-group label span { color: var(--color-accent); }
.form-group input, .form-group select, .form-group textarea {
  font-family: var(--font-ui); font-size: 0.95rem; color: var(--color-ink);
  background: var(--color-bg); border: 1px solid var(--color-border); border-radius: var(--radius-sm);
  padding: 10px 14px; transition: border-color var(--transition); outline: none; width: 100%; box-sizing: border-box;
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus { border-color: var(--color-accent); box-shadow: 0 0 0 3px rgba(0,87,255,0.1); }
.form-group textarea { resize: vertical; min-height: 140px; }
.form-group--checkbox { flex-direction: row; align-items: flex-start; gap: 10px; }
.checkbox-label { display: flex; align-items: flex-start; gap: 10px; font-family: var(--font-ui); font-size: 0.88rem; color: var(--color-ink-secondary); cursor: pointer; line-height: 1.5; }
.checkbox-label input { margin-top: 2px; flex-shrink: 0; accent-color: var(--color-accent); width: 16px; height: 16px; }
.checkbox-label a { color: var(--color-accent); }
.form-note { font-family: var(--font-ui); font-size: 0.8rem; color: var(--color-ink-secondary); margin-top: 4px; line-height: 1.5; }

.btn { display: inline-flex; align-items: center; justify-content: center; font-family: var(--font-ui); font-weight: 600; border-radius: var(--radius-sm); cursor: pointer; transition: all var(--transition); border: none; text-decoration: none; }
.btn--primary { background: var(--color-accent); color: #fff; padding: 12px 28px; font-size: 0.95rem; }
.btn--primary:hover { background: #0045cc; }
.btn--outline { background: transparent; color: var(--color-ink); border: 1px solid var(--color-border); padding: 12px 28px; font-size: 0.95rem; }
.btn--outline:hover { border-color: var(--color-accent); color: var(--color-accent); }
.btn--small { padding: 8px 18px; font-size: 0.85rem; }

.form-success { background: #f0faf4; border: 1px solid #6dcc8d; border-radius: var(--radius); padding: 28px 32px; }
.form-success h3 { font-family: var(--font-ui); font-size: 1.1rem; font-weight: 700; color: #1a6634; margin-bottom: 8px; }
.form-success p { font-family: var(--font-body); font-size: 0.95rem; color: #1a6634; margin: 0; }

.contact-info-sidebar { display: flex; flex-direction: column; gap: 20px; }
.contact-card { background: var(--color-surface); border: 1px solid var(--color-border); border-radius: var(--radius); padding: 22px 24px; }
.contact-card h3 { font-family: var(--font-ui); font-size: 0.9rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.06em; color: var(--color-ink-secondary); margin-bottom: 12px; }
.contact-card address { font-style: normal; font-family: var(--font-ui); font-size: 0.9rem; line-height: 1.8; color: var(--color-ink-secondary); background: none; border: none; padding: 0; }
.contact-card address a, .contact-card a { color: var(--color-accent); text-decoration: none; }
.contact-card address a:hover, .contact-card a:hover { text-decoration: underline; }
.contact-card p { font-family: var(--font-body); font-size: 0.9rem; line-height: 1.65; color: var(--color-ink-secondary); margin: 0; }
.response-list { list-style: none; padding: 0; margin: 0; font-family: var(--font-body); font-size: 0.9rem; color: var(--color-ink-secondary); }
.response-list li { padding: 6px 0; border-bottom: 1px solid var(--color-border); line-height: 1.5; }
.response-list li:last-child { border-bottom: none; }
.response-list strong { color: var(--color-ink); font-family: var(--font-ui); }

/* ============ ACTIVE NAV LINK ============ */
.main-nav a.active { color: var(--color-accent); }

/* ============ RESPONSIVE — LEGAL & CONTACT ============ */
@media (max-width: 1024px) {
  .legal-page { grid-template-columns: 1fr; }
  .legal-toc { position: static; }
  .contact-page { grid-template-columns: 1fr; }
  .contact-info-sidebar { display: grid; grid-template-columns: 1fr 1fr; }
}
@media (max-width: 768px) {
  .legal-page { padding: 40px 0 60px; gap: 32px; }
  .contact-page { padding: 40px 0 60px; gap: 40px; }
  .contact-info-sidebar { grid-template-columns: 1fr; }
  .cookie-table { font-size: 0.8rem; }
  .cookie-table th, .cookie-table td { padding: 8px 10px; }
}


.logo{
  max-width: 80px;
  object-fit: contain;
}

html{
  overflow-x: hidden;
}

.article-card img{
  width: 100%;
}

.featured-image-placeholder img{
  width: 100%;
  height: 100%;
  object-fit: cover;
}