/* ============================================================
   MÜCTEBA ONURHAN ÖZMUMCU – Design System
   ui-ux-pro-max.md kurallarına göre hazırlanmıştır
   60-30-10 renk kuralı | 8dp spacing | WCAG kontrast
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Playfair+Display:ital,wght@0,400;0,600;0,700;1,400;1,700&display=swap');

/* ── DESIGN TOKENS ─────────────────────────────────────────── */
:root {
  /* 60% – dominant background */
  --bg-primary:     #1c2638;
  --bg-secondary:   #243347;
  --bg-card:        #263444;
  --bg-card-hover:  #2e3f55;

  /* 30% – secondary / text / borders */
  --text-primary:   #EEE9E0;
  --text-secondary: #9B9DA8;
  --text-muted:     #5A5D6E;
  --border:         rgba(200, 164, 90, 0.18);
  --border-subtle:  rgba(255, 255, 255, 0.06);

  /* 10% – accent gold */
  --accent:         #C8A45A;
  --accent-light:   #E8C47A;
  --accent-dim:     rgba(200, 164, 90, 0.12);
  --accent-glow:    rgba(200, 164, 90, 0.25);

  /* Semantic */
  --success:        #3FB87A;
  --error:          #E05252;
  --info:           #5B8FE8;

  /* 8dp spacing scale */
  --s1: 8px;
  --s2: 16px;
  --s3: 24px;
  --s4: 32px;
  --s5: 40px;
  --s6: 48px;
  --s7: 56px;
  --s8: 64px;
  --s10: 80px;
  --s12: 96px;

  /* Typography */
  --font-sans:   'Inter', system-ui, sans-serif;
  --font-serif:  'Playfair Display', Georgia, serif;

  --text-xs:   12px;
  --text-sm:   14px;
  --text-base: 16px;
  --text-lg:   18px;
  --text-xl:   24px;
  --text-2xl:  32px;
  --text-3xl:  42px;
  --text-4xl:  56px;
  --text-5xl:  72px;

  /* Effects */
  --radius-sm:  6px;
  --radius-md:  12px;
  --radius-lg:  20px;
  --radius-xl:  32px;
  --radius-full: 9999px;

  --shadow-sm:  0 2px 8px rgba(0,0,0,0.3);
  --shadow-md:  0 8px 24px rgba(0,0,0,0.4);
  --shadow-lg:  0 20px 60px rgba(0,0,0,0.5);
  --shadow-accent: 0 0 30px rgba(200, 164, 90, 0.2);

  --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
  scroll-behavior: smooth;
  font-size: var(--text-base);
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-sans);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  min-height: 100vh;
  overflow-x: hidden;
}

img { max-width: 100%; height: auto; display: block; }
a { color: var(--accent); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--accent-light); }
button { cursor: pointer; font-family: var(--font-sans); border: none; background: none; }

/* ── SCROLLBAR ──────────────────────────────────────────────── */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg-secondary); }
::-webkit-scrollbar-thumb { background: var(--accent-dim); border-radius: var(--radius-full); }
::-webkit-scrollbar-thumb:hover { background: var(--accent); }

/* ── SELECTION ──────────────────────────────────────────────── */
::selection { background: var(--accent-dim); color: var(--accent-light); }

/* ── LAYOUT ─────────────────────────────────────────────────── */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--s3);
}

.container--wide { max-width: 1400px; }
.container--narrow { max-width: 800px; }

/* ── NAVBAR ─────────────────────────────────────────────────── */
#navbar {
  position: sticky;
  top: 0;
  z-index: 1000;
  padding: 6px 0;
  background: rgba(28,38,56,0.97);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-subtle);
  transition: all var(--transition);
}

#navbar.scrolled {
  padding: var(--s1) 0;
  background: rgba(8, 13, 31, 0.97);
  border-bottom-color: var(--border);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--s4);
}

.nav-brand {
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}
.nav-brand-text {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.nav-brand-name {
  font-family: var(--font-serif);
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: 0.02em;
  line-height: 1.2;
  transition: color var(--transition);
}

.nav-brand-name span { color: var(--accent); }

.nav-brand-title {
  font-size: var(--text-xs);
  color: var(--text-muted);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-weight: 500;
}

.nav-brand:hover .nav-brand-name { color: var(--accent-light); }

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--s1);
  list-style: none;
}

.nav-links a {
  display: block;
  padding: var(--s1) var(--s2);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--text-secondary);
  border-radius: var(--radius-sm);
  transition: all var(--transition);
  letter-spacing: 0.02em;
}

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

.nav-links .dropdown { position: relative; }

.nav-links .dropdown-menu {
  display: none;
  position: absolute;
  top: calc(100% + var(--s1));
  left: 0;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  min-width: 220px;
  padding: var(--s1);
  box-shadow: var(--shadow-lg);
  list-style: none;
  z-index: 100;
}

.nav-links .dropdown:hover .dropdown-menu { display: block; }

.nav-links .dropdown-menu a {
  display: block;
  padding: var(--s1) var(--s2);
  border-radius: var(--radius-sm);
  font-size: var(--text-sm);
  color: var(--text-secondary);
}

.nav-links .dropdown-menu a:hover { color: var(--accent); background: var(--accent-dim); }

.nav-cta {
  display: flex;
  align-items: center;
  gap: var(--s2);
}

.nav-search-btn {
  width: 36px; height: 36px;
  display: flex; align-items: center; justify-content: center;
  border-radius: var(--radius-full);
  color: var(--text-secondary);
  transition: all var(--transition);
}
.nav-search-btn:hover { color: var(--accent); background: var(--accent-dim); }

/* Hamburger */
.nav-hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: var(--s1);
  cursor: pointer;
}
.nav-hamburger span {
  display: block;
  width: 24px; height: 2px;
  background: var(--text-secondary);
  border-radius: 2px;
  transition: all var(--transition);
}
.nav-hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-hamburger.open span:nth-child(2) { opacity: 0; }
.nav-hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Mobile Nav */
.nav-mobile {
  display: none;
  flex-direction: column;
  gap: 4px;
  padding: var(--s2) var(--s3);
  border-top: 1px solid var(--border-subtle);
  background: var(--bg-secondary);
}
.nav-mobile.open { display: flex; }
.nav-mobile a {
  display: block;
  padding: var(--s1) var(--s2);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--text-secondary);
  border-radius: var(--radius-sm);
  transition: all var(--transition);
}
.nav-mobile a:hover { color: var(--text-primary); background: var(--accent-dim); }
.nav-mobile .mobile-group-label {
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  padding: var(--s2) var(--s2) var(--s1);
}
.nav-mobile .sub-links { padding-left: var(--s3); }

/* ── SEARCH OVERLAY ─────────────────────────────────────────── */
.search-overlay {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 2000;
  background: rgba(8, 13, 31, 0.96);
  backdrop-filter: blur(20px);
  align-items: center;
  justify-content: center;
}
.search-overlay.active { display: flex; }
.search-overlay-inner { width: 100%; max-width: 640px; padding: var(--s4); }
.search-overlay-title {
  font-size: var(--text-sm);
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: var(--s3);
}
.search-overlay input {
  width: 100%;
  background: transparent;
  border: none;
  border-bottom: 2px solid var(--accent);
  padding: var(--s2) 0;
  font-size: var(--text-3xl);
  font-family: var(--font-serif);
  color: var(--text-primary);
  outline: none;
  caret-color: var(--accent);
}
.search-overlay input::placeholder { color: var(--text-muted); }
.search-close-btn {
  position: absolute;
  top: var(--s4); right: var(--s4);
  width: 44px; height: 44px;
  display: flex; align-items: center; justify-content: center;
  border-radius: var(--radius-full);
  color: var(--text-secondary);
  font-size: var(--text-xl);
  transition: all var(--transition);
}
.search-close-btn:hover { color: var(--text-primary); background: var(--accent-dim); }
.search-results {
  margin-top: var(--s4);
  display: flex;
  flex-direction: column;
  gap: var(--s2);
  max-height: 50vh;
  overflow-y: auto;
}
.search-result-item {
  display: flex;
  align-items: center;
  gap: var(--s2);
  padding: var(--s2) var(--s2);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition);
  text-decoration: none;
}
.search-result-item:hover { background: var(--accent-dim); }
.search-result-item .tag {
  font-size: var(--text-xs);
  padding: 3px 8px;
  background: var(--accent-dim);
  color: var(--accent);
  border-radius: var(--radius-full);
  white-space: nowrap;
}
.search-result-item h4 { font-size: var(--text-sm); color: var(--text-primary); font-weight: 500; }
.search-result-item p { font-size: var(--text-xs); color: var(--text-muted); }

/* ── HERO ───────────────────────────────────────────────────── */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  padding-top: 80px;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 60% 60% at 70% 50%, rgba(200,164,90,0.08) 0%, transparent 60%),
    radial-gradient(ellipse 40% 50% at 10% 80%, rgba(91,143,232,0.06) 0%, transparent 50%),
    linear-gradient(180deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
}

.hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(200,164,90,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(200,164,90,0.04) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse at center, black 20%, transparent 70%);
}

.hero-inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--s10);
  align-items: center;
  padding: var(--s12) 0;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--s1);
  padding: 6px var(--s2);
  background: var(--accent-dim);
  border: 1px solid var(--border);
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--accent);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: var(--s3);
}

.hero-badge .dot {
  width: 6px; height: 6px;
  background: var(--accent);
  border-radius: 50%;
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(0.8); }
}

.hero-title {
  font-family: var(--font-serif);
  font-size: clamp(36px, 5vw, 64px);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin-bottom: var(--s3);
}

.hero-title span {
  display: block;
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-light) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: var(--text-lg);
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: var(--s5);
  max-width: 500px;
}

.hero-stats {
  display: flex;
  gap: var(--s5);
  margin-bottom: var(--s5);
}

.hero-stat { text-align: left; }
.hero-stat-number {
  font-family: var(--font-serif);
  font-size: var(--text-2xl);
  font-weight: 700;
  color: var(--accent);
  display: block;
}
.hero-stat-label {
  font-size: var(--text-xs);
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.hero-actions {
  display: flex;
  gap: var(--s2);
  flex-wrap: wrap;
}

/* Hero visual */
.hero-visual {
  display: flex;
  justify-content: center;
  align-items: center;
}

.hero-card-stack {
  position: relative;
  width: 380px;
  height: 460px;
}

.hero-card-main {
  position: absolute;
  inset: 0;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: var(--s4);
  display: flex;
  flex-direction: column;
  gap: var(--s3);
  box-shadow: var(--shadow-lg), var(--shadow-accent);
  overflow: hidden;
}

.hero-card-main::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--accent), var(--accent-light), transparent);
}

.hero-profile-area {
  display: flex;
  align-items: center;
  gap: var(--s2);
}

.hero-avatar {
  width: 64px; height: 64px;
  border-radius: var(--radius-full);
  background: linear-gradient(135deg, var(--accent), var(--accent-light));
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-serif);
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--bg-primary);
  flex-shrink: 0;
}

.hero-profile-info h3 {
  font-size: var(--text-base);
  font-weight: 600;
  color: var(--text-primary);
  line-height: 1.3;
}

.hero-profile-info p {
  font-size: var(--text-xs);
  color: var(--accent);
  font-weight: 500;
  margin-top: 2px;
}

.hero-expertise-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--s1);
}

.expertise-tag {
  padding: 5px 12px;
  background: var(--accent-dim);
  border: 1px solid var(--border);
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  color: var(--accent);
  font-weight: 500;
}

.hero-mini-articles {
  display: flex;
  flex-direction: column;
  gap: var(--s1);
  flex: 1;
}

.hero-mini-article {
  display: flex;
  align-items: flex-start;
  gap: var(--s2);
  padding: var(--s1) var(--s2);
  background: var(--bg-secondary);
  border-radius: var(--radius-md);
  border: 1px solid var(--border-subtle);
  cursor: pointer;
  transition: all var(--transition);
}

.hero-mini-article:hover { border-color: var(--border); background: var(--bg-card-hover); }

.hero-mini-article-dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--accent);
  margin-top: 5px;
  flex-shrink: 0;
}

.hero-mini-article p {
  font-size: var(--text-xs);
  color: var(--text-secondary);
  line-height: 1.4;
}

.hero-bg-card-2 {
  position: absolute;
  bottom: -16px; right: -16px;
  width: 80%; height: 80%;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  z-index: -1;
  opacity: 0.5;
}

.hero-bg-card-3 {
  position: absolute;
  bottom: -32px; right: -32px;
  width: 70%; height: 70%;
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  z-index: -2;
  opacity: 0.3;
}

/* ── BUTTONS ─────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--s1);
  padding: 12px var(--s3);
  font-size: var(--text-sm);
  font-weight: 600;
  border-radius: var(--radius-md);
  transition: all var(--transition);
  letter-spacing: 0.02em;
  white-space: nowrap;
  position: relative;
  overflow: hidden;
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-light));
  color: var(--bg-primary);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(200, 164, 90, 0.35);
  color: var(--bg-primary);
}
.btn-primary:active { transform: translateY(0); }

.btn-outline {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text-secondary);
}
.btn-outline:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: var(--accent-dim);
}

.btn-ghost {
  background: transparent;
  color: var(--text-secondary);
}
.btn-ghost:hover { color: var(--accent); background: var(--accent-dim); }

.btn-sm { padding: 8px var(--s2); font-size: var(--text-xs); }
.btn-lg { padding: var(--s2) var(--s4); font-size: var(--text-base); }

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none !important;
}

/* ── SECTION HEADERS ─────────────────────────────────────────── */
.section-header {
  margin-bottom: var(--s8);
  text-align: center;
}

.section-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--s1);
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  margin-bottom: var(--s2);
}

.section-eyebrow::before,
.section-eyebrow::after {
  content: '';
  width: 24px; height: 1px;
  background: var(--accent);
  opacity: 0.5;
}

.section-title {
  font-family: var(--font-serif);
  font-size: clamp(28px, 4vw, 48px);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.02em;
  color: var(--text-primary);
  margin-bottom: var(--s2);
}

.section-desc {
  font-size: var(--text-lg);
  color: var(--text-secondary);
  max-width: 560px;
  margin: 0 auto;
  line-height: 1.7;
}

/* ── ARTICLE CARDS ───────────────────────────────────────────── */
.articles-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: var(--s3);
}

.article-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--transition);
  display: flex;
  flex-direction: column;
  cursor: pointer;
}

.article-card:hover {
  border-color: var(--border);
  transform: translateY(-4px);
  box-shadow: var(--shadow-md), 0 0 40px rgba(200, 164, 90, 0.08);
}

.article-card-img {
  aspect-ratio: 16/9;
  overflow: hidden;
  background: var(--bg-secondary);
  position: relative;
}

.article-card-img img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.article-card:hover .article-card-img img { transform: scale(1.05); }

.article-card-img-placeholder {
  width: 100%; height: 100%;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-serif);
  font-size: 48px;
  color: var(--accent);
  opacity: 0.3;
}

.article-card-body { padding: var(--s3); flex: 1; display: flex; flex-direction: column; }

.article-card-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--s2);
}

.article-cat-tag {
  display: inline-block;
  padding: 3px 10px;
  background: var(--accent-dim);
  border: 1px solid rgba(200,164,90,0.25);
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--accent);
  letter-spacing: 0.04em;
}

.article-date {
  font-size: var(--text-xs);
  color: var(--text-muted);
}

.article-card-title {
  font-family: var(--font-serif);
  font-size: var(--text-xl);
  font-weight: 700;
  line-height: 1.3;
  color: var(--text-primary);
  margin-bottom: var(--s2);
  transition: color var(--transition);
}

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

.article-card-excerpt {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  line-height: 1.6;
  flex: 1;
  margin-bottom: var(--s3);
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.article-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--s2);
  border-top: 1px solid var(--border-subtle);
}

.article-read-more {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--accent);
  transition: all var(--transition);
}

.article-read-more svg { transition: transform var(--transition); }
.article-read-more:hover svg { transform: translateX(4px); }

.article-read-time {
  font-size: var(--text-xs);
  color: var(--text-muted);
}

/* ── FEATURED ARTICLE ────────────────────────────────────────── */
.article-card-featured {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  min-height: 320px;
}

.article-card-featured .article-card-img {
  aspect-ratio: auto;
  height: 100%;
  min-height: 280px;
}

.article-card-featured .article-card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  display: block;
}

.article-card-featured .article-card-title {
  font-size: var(--text-2xl);
}

.article-card-featured .article-card-excerpt {
  -webkit-line-clamp: 4;
}

/* ── VIDEO CARDS ─────────────────────────────────────────────── */
.videos-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: var(--s3);
}

.video-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  overflow: hidden;
  cursor: pointer;
  transition: all var(--transition);
}

.video-card:hover {
  border-color: var(--border);
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.video-thumbnail {
  position: relative;
  aspect-ratio: 16/9;
  background: var(--bg-secondary);
  overflow: hidden;
}

.video-thumbnail img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.video-card:hover .video-thumbnail img { transform: scale(1.05); }

.video-play-btn {
  position: absolute;
  inset: 0;
  display: flex; align-items: center; justify-content: center;
  background: rgba(8,13,31,0.4);
  transition: background var(--transition);
}
.video-card:hover .video-play-btn { background: rgba(8,13,31,0.2); }

.video-play-icon {
  width: 56px; height: 56px;
  background: linear-gradient(135deg, var(--accent), var(--accent-light));
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  transition: transform var(--transition), box-shadow var(--transition);
}
.video-card:hover .video-play-icon {
  transform: scale(1.1);
  box-shadow: 0 0 30px rgba(200,164,90,0.4);
}

.video-play-icon svg { color: var(--bg-primary); margin-left: 4px; }

.video-duration {
  position: absolute;
  bottom: var(--s1); right: var(--s1);
  padding: 3px 8px;
  background: rgba(8,13,31,0.85);
  border-radius: var(--radius-sm);
  font-size: var(--text-xs);
  color: var(--text-primary);
  font-weight: 500;
}

.video-card-body { padding: var(--s3); }

.video-title {
  font-family: var(--font-serif);
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: var(--s1);
  line-height: 1.3;
  transition: color var(--transition);
}
.video-card:hover .video-title { color: var(--accent-light); }

.video-desc {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* ── VIDEO MODAL ─────────────────────────────────────────────── */
.video-modal {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 3000;
  background: rgba(0,0,0,0.9);
  backdrop-filter: blur(10px);
  align-items: center;
  justify-content: center;
  padding: var(--s4);
}
.video-modal.active { display: flex; }
.video-modal-inner {
  width: 100%; max-width: 900px;
  position: relative;
}
.video-modal-close {
  position: absolute;
  top: -48px; right: 0;
  color: var(--text-secondary);
  font-size: 24px;
  transition: color var(--transition);
  cursor: pointer;
}
.video-modal-close:hover { color: var(--text-primary); }
.video-modal-frame {
  aspect-ratio: 16/9;
  width: 100%;
  background: #000;
  border-radius: var(--radius-lg);
  overflow: hidden;
}
.video-modal-frame iframe {
  width: 100%; height: 100%;
  border: none;
}

/* ── CATEGORY FILTER ─────────────────────────────────────────── */
.cat-filter {
  display: flex;
  flex-wrap: wrap;
  gap: var(--s1);
  margin-bottom: var(--s5);
  justify-content: center;
}

.cat-filter-btn {
  padding: 8px var(--s2);
  background: transparent;
  border: 1px solid var(--border);
  border-radius: var(--radius-full);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--text-secondary);
  transition: all var(--transition);
  cursor: pointer;
}

.cat-filter-btn:hover { border-color: var(--accent); color: var(--accent); }
.cat-filter-btn.active {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--bg-primary);
}

/* ── SECTION WRAPPERS ────────────────────────────────────────── */
section { padding: var(--s12) 0; }

.section-divider {
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--border), transparent);
  margin: 0 var(--s3);
}

/* ── ABOUT SECTION ───────────────────────────────────────────── */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: var(--s10);
  align-items: center;
}

.about-visual {
  position: relative;
}

.about-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: var(--s5);
  position: relative;
  overflow: hidden;
}

.about-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--accent), var(--accent-light), transparent);
}

.about-initials {
  width: 80px; height: 80px;
  background: linear-gradient(135deg, var(--accent), var(--accent-light));
  border-radius: var(--radius-full);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-serif);
  font-size: var(--text-2xl);
  font-weight: 700;
  color: var(--bg-primary);
  margin-bottom: var(--s3);
}

.about-card h3 {
  font-family: var(--font-serif);
  font-size: var(--text-xl);
  color: var(--text-primary);
  margin-bottom: 4px;
}

.about-card .subtitle {
  font-size: var(--text-sm);
  color: var(--accent);
  font-weight: 500;
  margin-bottom: var(--s4);
}

.about-skills {
  display: flex;
  flex-direction: column;
  gap: var(--s2);
}

.skill-item { }

.skill-label {
  display: flex;
  justify-content: space-between;
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 6px;
}

.skill-bar {
  height: 4px;
  background: var(--border-subtle);
  border-radius: var(--radius-full);
  overflow: hidden;
}

.skill-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--accent), var(--accent-light));
  border-radius: var(--radius-full);
  transform-origin: left;
  transform: scaleX(0);
  transition: transform 1.2s cubic-bezier(0.4, 0, 0.2, 1);
}

.skill-fill.animated { transform: scaleX(1); }

.about-content {}

.about-content .section-header { text-align: left; margin-bottom: var(--s4); }
.about-content .section-header .section-eyebrow { justify-content: flex-start; }

.about-text {
  font-size: var(--text-base);
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: var(--s4);
}

.about-credentials {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--s2);
  margin-bottom: var(--s5);
}

.credential-item {
  display: flex;
  align-items: flex-start;
  gap: var(--s1);
  font-size: var(--text-sm);
  color: var(--text-secondary);
}

.credential-item .icon {
  color: var(--accent);
  font-size: 16px;
  flex-shrink: 0;
  margin-top: 2px;
}

/* ── CONTACT SECTION ─────────────────────────────────────────── */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--s8);
}

.contact-info h3 {
  font-family: var(--font-serif);
  font-size: var(--text-2xl);
  color: var(--text-primary);
  margin-bottom: var(--s3);
}

.contact-info p {
  font-size: var(--text-base);
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: var(--s5);
}

.contact-links {
  display: flex;
  flex-direction: column;
  gap: var(--s2);
}

.contact-link {
  display: flex;
  align-items: center;
  gap: var(--s2);
  padding: var(--s2) var(--s3);
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  color: var(--text-secondary);
  font-size: var(--text-sm);
  font-weight: 500;
  transition: all var(--transition);
  text-decoration: none;
}

.contact-link:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: var(--accent-dim);
}

.contact-link .icon { font-size: 18px; color: var(--accent); }

/* ── CONTACT FORM ────────────────────────────────────────────── */
.contact-form {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: var(--s5);
  position: relative;
  overflow: hidden;
}

.contact-form::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--accent), var(--accent-light), transparent);
}

.form-group { margin-bottom: var(--s3); }

.form-label {
  display: block;
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: var(--s1);
  letter-spacing: 0.02em;
}

.form-input,
.form-textarea,
.form-select {
  width: 100%;
  padding: 12px var(--s2);
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: var(--text-sm);
  transition: border-color var(--transition);
  outline: none;
  -webkit-appearance: none;
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-dim);
}

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

.form-input::placeholder,
.form-textarea::placeholder { color: var(--text-muted); }

.form-select option { background: var(--bg-card); }

/* ── ALERTS / NOTIFICATIONS ──────────────────────────────────── */
.alert {
  display: flex;
  align-items: flex-start;
  gap: var(--s2);
  padding: var(--s2) var(--s3);
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  font-weight: 500;
  margin-top: var(--s2);
  animation: fadeInDown 0.3s ease;
}

@keyframes fadeInDown {
  from { opacity: 0; transform: translateY(-8px); }
  to { opacity: 1; transform: translateY(0); }
}

.alert-success {
  background: rgba(63, 184, 122, 0.12);
  border: 1px solid rgba(63, 184, 122, 0.3);
  color: var(--success);
}

.alert-error {
  background: rgba(224, 82, 82, 0.12);
  border: 1px solid rgba(224, 82, 82, 0.3);
  color: var(--error);
}

/* ── TOAST ───────────────────────────────────────────────────── */
.toast-container {
  position: fixed;
  bottom: var(--s4);
  right: var(--s4);
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: var(--s1);
}

.toast {
  display: flex;
  align-items: center;
  gap: var(--s1);
  padding: var(--s2) var(--s3);
  background: var(--bg-card);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  font-size: var(--text-sm);
  font-weight: 500;
  animation: slideInRight 0.3s ease;
  max-width: 320px;
}

@keyframes slideInRight {
  from { opacity: 0; transform: translateX(100%); }
  to { opacity: 1; transform: translateX(0); }
}

.toast.success { border-left: 3px solid var(--success); color: var(--success); }
.toast.error { border-left: 3px solid var(--error); color: var(--error); }
.toast.info { border-left: 3px solid var(--info); color: var(--info); }

/* ── FOOTER ──────────────────────────────────────────────────── */
footer {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border-subtle);
  padding: var(--s10) 0 var(--s5);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--s8);
  margin-bottom: var(--s8);
}

.footer-brand {}

.footer-brand-name {
  font-family: var(--font-serif);
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 4px;
}
.footer-brand-name span { color: var(--accent); }

.footer-brand-title {
  font-size: var(--text-xs);
  color: var(--text-muted);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: var(--s3);
}

.footer-desc {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: var(--s3);
}

.footer-social {
  display: flex;
  gap: var(--s1);
}

.footer-social a {
  width: 36px; height: 36px;
  display: flex; align-items: center; justify-content: center;
  background: var(--accent-dim);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--accent);
  font-size: 15px;
  transition: all var(--transition);
}
.footer-social a:hover { background: var(--accent); color: var(--bg-primary); }

.footer-col h4 {
  font-size: var(--text-sm);
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: var(--s3);
  letter-spacing: 0.04em;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: var(--s1);
  list-style: none;
}

.footer-links a {
  font-size: var(--text-sm);
  color: var(--text-muted);
  transition: color var(--transition);
}
.footer-links a:hover { color: var(--accent); }

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--s4);
  border-top: 1px solid var(--border-subtle);
  font-size: var(--text-xs);
  color: var(--text-muted);
}

.footer-bottom a { color: var(--text-muted); }
.footer-bottom a:hover { color: var(--accent); }

/* ── BREADCRUMB ──────────────────────────────────────────────── */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: var(--s1);
  font-size: var(--text-xs);
  color: var(--text-muted);
  margin-bottom: var(--s4);
}
.breadcrumb a { color: var(--text-muted); }
.breadcrumb a:hover { color: var(--accent); }
.breadcrumb .sep { opacity: 0.4; }

/* ── PAGE HERO (inner pages) ─────────────────────────────────── */
.page-hero {
  padding: 140px 0 var(--s10);
  text-align: center;
  background: linear-gradient(180deg, var(--bg-secondary) 0%, var(--bg-primary) 100%);
  border-bottom: 1px solid var(--border-subtle);
  position: relative;
  overflow: hidden;
}

.page-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 40% 60% at 50% 0%, rgba(200,164,90,0.06) 0%, transparent 60%);
}

.page-hero-inner { position: relative; z-index: 1; }

.page-hero-title {
  font-family: var(--font-serif);
  font-size: clamp(32px, 5vw, 56px);
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: var(--s2);
}

.page-hero-desc {
  font-size: var(--text-lg);
  color: var(--text-secondary);
  max-width: 560px;
  margin: 0 auto;
}

/* ── ARTICLE DETAIL ──────────────────────────────────────────── */
.article-detail-layout {
  display: grid;
  grid-template-columns: 1fr 360px;
  gap: var(--s8);
  align-items: start;
}

.article-content-area {}

.article-cover {
  width: 100%;
  border-radius: var(--radius-lg);
  margin-bottom: var(--s5);
  overflow: hidden;
  background: var(--bg-card);
  aspect-ratio: 16/9;
  display: flex; align-items: center; justify-content: center;
  font-size: 80px;
  color: var(--accent);
  opacity: 0.4;
}

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

.article-header { margin-bottom: var(--s5); }

.article-header-meta {
  display: flex;
  align-items: center;
  gap: var(--s2);
  margin-bottom: var(--s3);
  flex-wrap: wrap;
}

.article-title-main {
  font-family: var(--font-serif);
  font-size: clamp(28px, 4vw, 48px);
  font-weight: 700;
  line-height: 1.2;
  color: var(--text-primary);
  margin-bottom: var(--s3);
}

.article-body {
  font-size: var(--text-base);
  color: var(--text-secondary);
  line-height: 1.9;
}

.article-body h2 {
  font-family: var(--font-serif);
  font-size: var(--text-2xl);
  color: var(--text-primary);
  margin: var(--s5) 0 var(--s2);
}

.article-body h3 {
  font-family: var(--font-serif);
  font-size: var(--text-xl);
  color: var(--text-primary);
  margin: var(--s4) 0 var(--s2);
}

.article-body p { margin-bottom: var(--s3); }

.article-body blockquote {
  border-left: 3px solid var(--accent);
  padding: var(--s3) var(--s4);
  background: var(--accent-dim);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  margin: var(--s4) 0;
  font-style: italic;
  color: var(--text-primary);
}

.article-body strong { color: var(--text-primary); font-weight: 600; }
.article-body em { color: var(--accent-light); }

.article-body ul, .article-body ol {
  padding-left: var(--s4);
  margin-bottom: var(--s3);
}
.article-body li { margin-bottom: var(--s1); }

/* ── SIDEBAR ─────────────────────────────────────────────────── */
.sidebar {}

.sidebar-widget {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: var(--s4);
  margin-bottom: var(--s3);
}

.sidebar-widget-title {
  font-family: var(--font-serif);
  font-size: var(--text-lg);
  color: var(--text-primary);
  margin-bottom: var(--s3);
  padding-bottom: var(--s2);
  border-bottom: 1px solid var(--border-subtle);
}

.sidebar-article {
  display: flex;
  gap: var(--s2);
  padding: var(--s1) 0;
  border-bottom: 1px solid var(--border-subtle);
  cursor: pointer;
  transition: all var(--transition);
}
.sidebar-article:last-child { border-bottom: none; }
.sidebar-article:hover .sidebar-article-title { color: var(--accent); }

.sidebar-article-num {
  font-family: var(--font-serif);
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--accent-dim);
  flex-shrink: 0;
  line-height: 1;
  width: 32px;
}

.sidebar-article-title {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--text-secondary);
  line-height: 1.4;
  transition: color var(--transition);
}

.sidebar-cats {
  display: flex;
  flex-direction: column;
  gap: var(--s1);
}

.sidebar-cat {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--s1) var(--s2);
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  color: var(--text-secondary);
  cursor: pointer;
  transition: all var(--transition);
}
.sidebar-cat:hover { background: var(--accent-dim); color: var(--accent); }
.sidebar-cat .count {
  font-size: var(--text-xs);
  padding: 2px 8px;
  background: var(--bg-secondary);
  border-radius: var(--radius-full);
  color: var(--text-muted);
}

/* ── SCROLL REVEAL ───────────────────────────────────────────── */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal.visible { opacity: 1; transform: translateY(0); }

/* ── LOADING / SPINNER ───────────────────────────────────────── */
.spinner {
  display: inline-block;
  width: 16px; height: 16px;
  border: 2px solid rgba(200,164,90,0.3);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}

@keyframes spin { to { transform: rotate(360deg); } }

.skeleton {
  background: linear-gradient(90deg, var(--bg-card) 25%, var(--bg-card-hover) 50%, var(--bg-card) 75%);
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite;
  border-radius: var(--radius-md);
}

@keyframes shimmer { from { background-position: 200% 0; } to { background-position: -200% 0; } }

/* ── EMPTY STATE ─────────────────────────────────────────────── */
.empty-state {
  text-align: center;
  padding: var(--s12) var(--s4);
}

.empty-state-icon {
  font-size: 64px;
  margin-bottom: var(--s3);
  opacity: 0.3;
}

.empty-state h3 {
  font-family: var(--font-serif);
  font-size: var(--text-xl);
  color: var(--text-secondary);
  margin-bottom: var(--s2);
}

.empty-state p { font-size: var(--text-sm); color: var(--text-muted); }

/* ── BACK TO TOP ─────────────────────────────────────────────── */
#back-to-top {
  position: fixed;
  bottom: var(--s4);
  left: var(--s4);
  width: 44px; height: 44px;
  background: var(--accent-dim);
  border: 1px solid var(--border);
  border-radius: var(--radius-full);
  display: flex; align-items: center; justify-content: center;
  color: var(--accent);
  font-size: 18px;
  cursor: pointer;
  transition: all var(--transition);
  opacity: 0;
  pointer-events: none;
  z-index: 100;
}
#back-to-top.visible { opacity: 1; pointer-events: auto; }
#back-to-top:hover { background: var(--accent); color: var(--bg-primary); transform: translateY(-3px); }

/* ── PAGINATION ──────────────────────────────────────────────── */
.pagination {
  display: flex;
  gap: var(--s1);
  justify-content: center;
  margin-top: var(--s8);
}

.page-btn {
  width: 40px; height: 40px;
  display: flex; align-items: center; justify-content: center;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--text-secondary);
  cursor: pointer;
  transition: all var(--transition);
}
.page-btn:hover { border-color: var(--accent); color: var(--accent); }
.page-btn.active { background: var(--accent); border-color: var(--accent); color: var(--bg-primary); }

/* ── RESPONSIVE ──────────────────────────────────────────────── */
@media (max-width: 1024px) {
  .hero-inner { grid-template-columns: 1fr; text-align: center; }
  .hero-visual { display: none; }
  .hero-stats { justify-content: center; }
  .hero-actions { justify-content: center; }
  .hero-subtitle { margin: 0 auto var(--s5); }

  .about-grid { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .article-detail-layout { grid-template-columns: 1fr; }
  .article-card-featured { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  section { padding: var(--s8) 0; }

  .nav-links { display: none; }
  .nav-hamburger { display: flex; }

  .articles-grid { grid-template-columns: 1fr; }
  .videos-grid { grid-template-columns: 1fr; }
  .about-credentials { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: var(--s5); }
  .footer-bottom { flex-direction: column; gap: var(--s2); text-align: center; }

  .hero-card-stack { width: 300px; height: 380px; }
}

@media (max-width: 480px) {
  :root { --s10: 64px; --s12: 80px; }
  .container { padding: 0 var(--s2); }
  .section-title { font-size: 28px; }
  .hero-title { font-size: 32px; }
}

/* ── ABOUT AVATAR PHOTO ─────────────────────────────────────── */
.about-avatar {
  width: 380px;
  height: 460px;
  border-radius: 20px;
  overflow: hidden;
  box-shadow: 0 24px 60px rgba(0,0,0,0.5), 0 0 0 1px rgba(212,175,55,0.15);
  position: relative;
  flex-shrink: 0;
}
.about-img-col {
  display: flex;
  justify-content: center;
  align-items: flex-start;
}
@media (max-width: 768px) {
  .about-avatar { width: 100%; height: 300px; }
}

/* ── ARTICLE CARD IMAGE BORDER RADIUS ───────────────────────── */
.article-card-img {
  height: 200px;
  overflow: hidden;
  border-radius: 12px 12px 0 0;
  flex-shrink: 0;
}
.article-card {
  border-radius: 16px !important;
  overflow: hidden;
}
/* ── HERO STATS UPGRADE ──────────────────────────────────────── */
.stat-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
  padding: 16px 24px;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 14px;
  min-width: 90px;
  transition: background 0.2s, border-color 0.2s, transform 0.2s;
}
.stat-item:hover {
  background: rgba(212,175,55,0.08);
  border-color: rgba(212,175,55,0.25);
  transform: translateY(-2px);
}
.hero-stats {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}
/* == LIGHT MODE ================================================== */
[data-theme="light"] {
  --bg-primary:    #eef2f7;
  --bg-secondary:  #dde4ef;
  --bg-card:       #ffffff;
  --bg-card-hover: #f5f8fc;
  --text-primary:  #1a202c;
  --text-secondary:#4a5568;
  --text-muted:    #718096;
  --border:        rgba(0,0,0,0.10);
  --border-subtle: rgba(0,0,0,0.06);
}
[data-theme="light"] #navbar {
  position: sticky;
  top: 0;
  z-index: 1000;
  padding: 6px 0;
  background: rgba(28,38,56,0.97);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-subtle);
  transition: all var(--transition);
}
[data-theme="light"] .nav-brand-name,
[data-theme="light"] .nav-links a { color: #1a202c; }

/* == CATEGORY COLORS ============================================= */
.cat-badge[data-cat="Makro \u0130ktisat"]            { background:rgba(59,130,246,.18);  color:#60a5fa; border-color:rgba(59,130,246,.3); }
.cat-badge[data-cat="Vergi"]                       { background:rgba(239,68,68,.18);   color:#f87171; border-color:rgba(239,68,68,.3); }
.cat-badge[data-cat="Denetim"]                     { background:rgba(16,185,129,.18);  color:#34d399; border-color:rgba(16,185,129,.3); }
.cat-badge[data-cat="Muhasebe"]                    { background:rgba(245,158,11,.18);  color:#fbbf24; border-color:rgba(245,158,11,.3); }
.cat-badge[data-cat="Adli Muhasebe"]               { background:rgba(139,92,246,.18);  color:#a78bfa; border-color:rgba(139,92,246,.3); }
.cat-badge[data-cat="Y\u00f6netim Bili\u015fim Sistemleri"] { background:rgba(20,184,166,.18); color:#2dd4bf; border-color:rgba(20,184,166,.3); }

/* == PAGE TRANSITIONS ============================================ */
.page-fade-in { animation: pageFadeIn 0.45s ease both; }
@keyframes pageFadeIn { from { opacity:0; transform:translateY(10px); } to { opacity:1; transform:translateY(0); } }

/* == THEME TOGGLE ================================================ */
#theme-toggle {
  background: none;
  border: 1px solid var(--border);
  border-radius: 8px;
  width: 36px; height: 36px;
  display: flex; align-items: center; justify-content: center;
  cursor: pointer; font-size: 17px;
  transition: background 0.2s, transform 0.2s;
  flex-shrink: 0;
}
#theme-toggle:hover { background: var(--bg-card-hover); transform: scale(1.1); }
#theme-toggle:hover { transform:scale(1.12); box-shadow:0 6px 24px rgba(0,0,0,.35); }

/* == MOBILE FIXES ================================================ */
@media (max-width: 900px) {
  .hero-split { grid-template-columns:1fr !important; }
  .hero-photo-col { display:none !important; }
  .hero-content { padding:110px 0 40px !important; }
}
@media (max-width: 640px) {
  .hero-title { font-size:36px !important; }
  .hero-stats { flex-wrap:wrap; gap:8px !important; }
  .stat-item { min-width:80px !important; }
  .articles-grid { grid-template-columns:1fr !important; }
  .videos-grid   { grid-template-columns:1fr !important; }
}

/* == READING PROGRESS BAR ======================================== */
#reading-progress {
  position:fixed; top:0; left:0; height:3px; width:0%;
  background:linear-gradient(90deg,var(--accent),var(--accent-light));
  z-index:9999; transition:width .1s linear;
}

/* == SOCIAL SHARE BUTTONS ======================================== */
.share-btns { display:flex; gap:10px; margin-top:var(--s5); flex-wrap:wrap; }
.share-btn {
  display:inline-flex; align-items:center; gap:6px;
  padding:8px 16px; border-radius:8px; font-size:13px;
  text-decoration:none; border:1px solid; transition:opacity .2s;
}
.share-btn:hover { opacity:.8; }
.share-btn-twitter  { background:rgba(29,161,242,.12);  color:#1da1f2; border-color:rgba(29,161,242,.3); }
.share-btn-linkedin { background:rgba(10,102,194,.12);  color:#0a66c2; border-color:rgba(10,102,194,.3); }
.share-btn-whatsapp { background:rgba(37,211,102,.12);  color:#25d366; border-color:rgba(37,211,102,.3); }