/* =====================================================
   PROF. DR. NEŞE SALTOĞLU — KİŞİSEL WEB SİTESİ
   Tasarım Sistemi & Stil Dosyası
   ===================================================== */

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

/* ---- CSS DEĞIŞKENLERI ---- */
:root {
  --navy:       #0D2035;
  --blue:       #1E5F8A;
  --blue-light: #2a7ab5;
  --gold:       #C8A96E;
  --gold-light: #e0c08a;
  --cream:      #F5F3EE;
  --cream-dark: #EDE9E1;
  --text:       #1A1A2E;
  --text-light: #4a4a6a;
  --gray:       #E8E6E1;
  --white:      #FFFFFF;

  --font-display: 'Playfair Display', Georgia, serif;
  --font-body:    'Inter', system-ui, sans-serif;
  --font-mono:    'Space Mono', monospace;

  --container:  1180px;
  --radius:     8px;
  --shadow:     0 4px 24px rgba(13,32,53,0.10);
  --shadow-lg:  0 8px 40px rgba(13,32,53,0.16);

  --transition: 0.3s ease;
}

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

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

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

img { max-width: 100%; display: block; }

a { color: inherit; text-decoration: none; }

ul { list-style: none; }

.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 2.8rem);
  font-weight: 700;
  color: var(--navy);
  line-height: 1.2;
}

.section-subtitle {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 12px;
  display: block;
}

.section-header {
  margin-bottom: 56px;
}

/* ---- NAVİGASYON ---- */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  background: transparent;
  transition: background var(--transition), box-shadow var(--transition);
}

.nav.scrolled {
  background: rgba(13, 32, 53, 0.97);
  backdrop-filter: blur(12px);
  box-shadow: 0 2px 20px rgba(0,0,0,0.3);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
  padding: 0 32px;
}

.nav-logo {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--white);
  letter-spacing: 0.02em;
}

.nav-logo span {
  color: var(--gold);
}

.nav-links {
  display: flex;
  gap: 6px;
  align-items: center;
}

.nav-links a {
  font-family: var(--font-body);
  font-size: 0.82rem;
  font-weight: 500;
  color: rgba(255,255,255,0.82);
  padding: 6px 12px;
  border-radius: 4px;
  transition: color var(--transition), background var(--transition);
  letter-spacing: 0.02em;
}

.nav-links a:hover {
  color: var(--white);
  background: rgba(255,255,255,0.1);
}

.lang-toggle {
  display: flex;
  align-items: center;
  gap: 4px;
  background: rgba(255,255,255,0.1);
  border-radius: 20px;
  padding: 4px 8px;
  margin-left: 12px;
}

.lang-btn {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 700;
  color: rgba(255,255,255,0.6);
  padding: 3px 8px;
  border-radius: 14px;
  cursor: pointer;
  border: none;
  background: transparent;
  transition: all var(--transition);
  letter-spacing: 0.05em;
}

.lang-btn.active {
  color: var(--navy);
  background: var(--gold);
}

.nav-hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 6px;
}

.nav-hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--white);
  border-radius: 2px;
  transition: all var(--transition);
}

/* ---- HERO ---- */
.hero {
  min-height: 100vh;
  background: var(--navy);
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 60% 80% at 80% 50%, rgba(30,95,138,0.28) 0%, transparent 70%),
    radial-gradient(ellipse 40% 60% at 20% 80%, rgba(200,169,110,0.08) 0%, transparent 60%);
  pointer-events: none;
}

.hero-grid-pattern {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.025) 1px, transparent 1px);
  background-size: 60px 60px;
  pointer-events: none;
}

.hero-inner {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: 60px;
  padding: 120px 32px 80px;
  max-width: var(--container);
  margin: 0 auto;
  width: 100%;
}

.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(200,169,110,0.15);
  border: 1px solid rgba(200,169,110,0.3);
  border-radius: 20px;
  padding: 6px 16px;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--gold-light);
  margin-bottom: 24px;
}

.hero-tag::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--gold);
  animation: pulse-dot 2s ease-in-out infinite;
}

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

.hero-name {
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 5vw, 4rem);
  font-weight: 700;
  color: var(--white);
  line-height: 1.1;
  margin-bottom: 12px;
}

.hero-name em {
  font-style: italic;
  color: var(--gold-light);
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(1.1rem, 2.5vw, 1.5rem);
  font-weight: 400;
  font-style: italic;
  color: rgba(255,255,255,0.75);
  margin-bottom: 24px;
}

.hero-desc {
  font-size: 1rem;
  color: rgba(255,255,255,0.65);
  line-height: 1.75;
  max-width: 520px;
  margin-bottom: 40px;
}

.hero-btns {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 60px;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--gold);
  color: var(--navy);
  font-weight: 600;
  font-size: 0.88rem;
  padding: 14px 28px;
  border-radius: var(--radius);
  transition: all var(--transition);
  letter-spacing: 0.02em;
}

.btn-primary:hover {
  background: var(--gold-light);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(200,169,110,0.35);
}

.btn-outline {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: transparent;
  color: var(--white);
  font-weight: 500;
  font-size: 0.88rem;
  padding: 14px 28px;
  border-radius: var(--radius);
  border: 1.5px solid rgba(255,255,255,0.3);
  transition: all var(--transition);
}

.btn-outline:hover {
  border-color: rgba(255,255,255,0.7);
  background: rgba(255,255,255,0.06);
}

.hero-stats {
  display: flex;
  gap: 40px;
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: 32px;
}

.stat-item {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.stat-num {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 700;
  color: var(--gold-light);
  line-height: 1;
}

.stat-label {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.5);
}

.hero-photo-col {
  display: flex;
  justify-content: center;
  align-items: center;
}

.hero-photo-wrapper {
  position: relative;
  width: 420px;
  height: 520px;
  max-width: 100%;
}

.hero-photo-frame {
  position: absolute;
  inset: 0;
  border-radius: 200px 200px 200px 200px / 180px 180px 200px 200px;
  overflow: hidden;
  background: linear-gradient(145deg, #1E5F8A 0%, #0D2035 60%, #1a3050 100%);
}

.hero-photo-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top center;
}

.hero-photo-placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 12px;
  color: rgba(255,255,255,0.3);
}

.hero-photo-placeholder svg {
  width: 120px;
  height: 120px;
  opacity: 0.4;
}

.hero-photo-border {
  position: absolute;
  inset: -8px;
  border-radius: 210px 210px 210px 210px / 190px 190px 210px 210px;
  border: 1px solid rgba(200,169,110,0.25);
  pointer-events: none;
}

.hero-photo-badge {
  position: absolute;
  bottom: 32px;
  left: -24px;
  background: rgba(13,32,53,0.95);
  border: 1px solid rgba(200,169,110,0.3);
  backdrop-filter: blur(8px);
  border-radius: var(--radius);
  padding: 14px 20px;
  display: flex;
  align-items: center;
  gap: 12px;
}

.badge-icon {
  width: 36px;
  height: 36px;
  background: var(--gold);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  flex-shrink: 0;
}

.badge-text {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.badge-num {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--gold-light);
  line-height: 1;
}

.badge-label {
  font-size: 0.7rem;
  color: rgba(255,255,255,0.6);
  font-family: var(--font-mono);
  letter-spacing: 0.08em;
}

.scroll-indicator {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: rgba(255,255,255,0.4);
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  animation: bounce 2s ease-in-out infinite;
}

.scroll-indicator svg { opacity: 0.5; }

@keyframes bounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50%       { transform: translateX(-50%) translateY(8px); }
}

/* ---- HAKKIMDA ---- */
#hakkimda {
  padding: 100px 0;
  background: var(--white);
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.about-photo {
  position: relative;
}

.about-photo-img {
  width: 100%;
  aspect-ratio: 4/5;
  border-radius: 200px 200px 12px 12px;
  overflow: hidden;
  background: linear-gradient(145deg, var(--cream-dark) 0%, var(--gray) 100%);
}

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

.photo-placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-light);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  opacity: 0.5;
  flex-direction: column;
  gap: 12px;
}

.about-photo-card {
  position: absolute;
  bottom: -20px;
  right: -20px;
  background: var(--navy);
  color: var(--white);
  padding: 20px 24px;
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
}

.about-photo-card-num {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 700;
  color: var(--gold);
  line-height: 1;
}

.about-photo-card-label {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.6);
  margin-top: 4px;
}

.about-content {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.about-content p {
  color: var(--text-light);
  font-size: 1rem;
  line-height: 1.8;
}

.about-quote {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-style: italic;
  color: var(--navy);
  line-height: 1.5;
  border-left: 3px solid var(--gold);
  padding-left: 24px;
  margin: 8px 0;
}

.about-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 12px;
}

.academic-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  border: 1.5px solid var(--gray);
  border-radius: 20px;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--text-light);
  transition: all var(--transition);
}

.academic-link:hover {
  border-color: var(--blue);
  color: var(--blue);
  background: rgba(30,95,138,0.05);
}

/* ---- UZMANLIK ---- */
#uzmanlik {
  padding: 100px 0;
  background: var(--cream);
}

.expertise-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 24px;
}

.expertise-card {
  background: var(--white);
  border-radius: 12px;
  padding: 32px 28px;
  border: 1.5px solid var(--gray);
  transition: all var(--transition);
  cursor: default;
  position: relative;
  overflow: hidden;
}

.expertise-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--gold), var(--blue));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition);
}

.expertise-card:hover {
  border-color: transparent;
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}

.expertise-card:hover::before { transform: scaleX(1); }

.expertise-icon {
  width: 52px;
  height: 52px;
  background: rgba(30,95,138,0.08);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 20px;
  transition: background var(--transition);
}

.expertise-card:hover .expertise-icon {
  background: rgba(30,95,138,0.15);
}

.expertise-card h3 {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 10px;
}

.expertise-card p {
  font-size: 0.88rem;
  color: var(--text-light);
  line-height: 1.65;
}

/* ---- KARİYER TİMLİNE ---- */
#kariyer {
  padding: 100px 0;
  background: var(--navy);
}

#kariyer .section-title { color: var(--white); }
#kariyer .section-subtitle { color: var(--gold); }

.timeline {
  position: relative;
  padding: 20px 0;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 50%;
  top: 0; bottom: 0;
  width: 2px;
  background: linear-gradient(180deg, var(--gold) 0%, rgba(200,169,110,0.2) 100%);
  transform: translateX(-50%);
}

.timeline-item {
  display: grid;
  grid-template-columns: 1fr 60px 1fr;
  gap: 0;
  margin-bottom: 48px;
  align-items: start;
}

.timeline-item:last-child { margin-bottom: 0; }

.timeline-content {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 10px;
  padding: 24px 28px;
  transition: all var(--transition);
}

.timeline-content:hover {
  background: rgba(255,255,255,0.07);
  border-color: rgba(200,169,110,0.3);
}

.timeline-item:nth-child(odd) .timeline-content { grid-column: 1; grid-row: 1; }
.timeline-item:nth-child(odd) .timeline-dot     { grid-column: 2; grid-row: 1; }
.timeline-item:nth-child(odd) .timeline-empty   { grid-column: 3; grid-row: 1; }

.timeline-item:nth-child(even) .timeline-empty   { grid-column: 1; grid-row: 1; }
.timeline-item:nth-child(even) .timeline-dot     { grid-column: 2; grid-row: 1; }
.timeline-item:nth-child(even) .timeline-content { grid-column: 3; grid-row: 1; }

.timeline-empty { min-height: 80px; }

.timeline-dot {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  padding-top: 16px;
}

.timeline-dot-inner {
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--gold);
  box-shadow: 0 0 0 4px rgba(200,169,110,0.2);
  flex-shrink: 0;
}

.timeline-year {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--gold);
  letter-spacing: 0.05em;
  writing-mode: horizontal-tb;
}

.timeline-content h3 {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 4px;
}

.timeline-content .institution {
  font-size: 0.85rem;
  color: var(--gold-light);
  margin-bottom: 8px;
}

.timeline-content p {
  font-size: 0.83rem;
  color: rgba(255,255,255,0.55);
  line-height: 1.65;
}

/* ---- YAYINLAR ---- */
#yayinlar {
  padding: 100px 0;
  background: var(--cream);
}

.pub-filters {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 40px;
}

.filter-btn {
  padding: 8px 18px;
  border-radius: 20px;
  border: 1.5px solid var(--gray);
  background: var(--white);
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--text-light);
  cursor: pointer;
  transition: all var(--transition);
}

.filter-btn:hover, .filter-btn.active {
  border-color: var(--blue);
  background: var(--blue);
  color: var(--white);
}

.pub-featured {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 24px;
  margin-bottom: 48px;
}

.pub-card {
  background: var(--white);
  border-radius: 12px;
  padding: 28px;
  border: 1.5px solid var(--gray);
  transition: all var(--transition);
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.pub-card:hover {
  box-shadow: var(--shadow);
  border-color: rgba(30,95,138,0.2);
}

.pub-meta {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.pub-year {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--gold);
  background: rgba(200,169,110,0.12);
  padding: 3px 10px;
  border-radius: 12px;
}

.pub-type {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-light);
  background: var(--gray);
  padding: 3px 10px;
  border-radius: 12px;
}

.pub-if {
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--blue);
  font-weight: 700;
}

.pub-title {
  font-family: var(--font-display);
  font-size: 1.02rem;
  font-weight: 700;
  color: var(--navy);
  line-height: 1.45;
}

.pub-journal {
  font-size: 0.82rem;
  color: var(--text-light);
  font-style: italic;
}

.pub-authors {
  font-size: 0.8rem;
  color: var(--text-light);
  line-height: 1.5;
}

.pub-authors strong {
  color: var(--blue);
  font-weight: 600;
}

.pub-links {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-top: auto;
}

.pub-link {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 0.75rem;
  font-weight: 500;
  padding: 5px 12px;
  border-radius: 6px;
  border: 1px solid var(--gray);
  color: var(--text-light);
  transition: all var(--transition);
}

.pub-link:hover {
  border-color: var(--blue);
  color: var(--blue);
}

.pub-list {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.pub-list-item {
  display: flex;
  gap: 20px;
  padding: 20px 0;
  border-bottom: 1px solid var(--gray);
  align-items: flex-start;
}

.pub-list-item:last-child { border-bottom: none; }

.pub-list-year {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--gold);
  min-width: 48px;
  flex-shrink: 0;
  padding-top: 2px;
}

.pub-list-title {
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--navy);
  line-height: 1.5;
  margin-bottom: 4px;
}

.pub-list-info {
  font-size: 0.8rem;
  color: var(--text-light);
}

.show-more-btn {
  display: block;
  margin: 32px auto 0;
  padding: 12px 32px;
  background: transparent;
  border: 2px solid var(--blue);
  color: var(--blue);
  border-radius: var(--radius);
  font-size: 0.88rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition);
}

.show-more-btn:hover {
  background: var(--blue);
  color: var(--white);
}

/* ---- KONFERANSLAR ---- */
#konferanslar {
  padding: 100px 0;
  background: var(--white);
}

.conf-tabs {
  display: flex;
  gap: 0;
  border-bottom: 2px solid var(--gray);
  margin-bottom: 48px;
}

.conf-tab {
  padding: 12px 24px;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text-light);
  cursor: pointer;
  border: none;
  background: none;
  border-bottom: 3px solid transparent;
  margin-bottom: -2px;
  transition: all var(--transition);
}

.conf-tab.active {
  color: var(--blue);
  border-bottom-color: var(--blue);
}

.conf-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 20px;
}

.conf-card {
  border: 1.5px solid var(--gray);
  border-radius: 10px;
  padding: 24px;
  transition: all var(--transition);
  background: var(--cream);
}

.conf-card:hover {
  border-color: rgba(30,95,138,0.25);
  box-shadow: var(--shadow);
}

.conf-card-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 14px;
}

.conf-date-badge {
  background: var(--navy);
  color: var(--gold-light);
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: 6px;
  white-space: nowrap;
  flex-shrink: 0;
}

.conf-role {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--blue);
  text-align: right;
}

.conf-card h3 {
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 6px;
  line-height: 1.4;
}

.conf-card .location {
  font-size: 0.8rem;
  color: var(--text-light);
  display: flex;
  align-items: center;
  gap: 4px;
  margin-bottom: 10px;
}

.conf-talk {
  font-size: 0.85rem;
  color: var(--text);
  font-style: italic;
  line-height: 1.5;
  border-left: 2px solid var(--gold);
  padding-left: 12px;
}

.conf-upcoming-banner {
  background: linear-gradient(135deg, var(--navy), #1a4060);
  color: var(--white);
  border-radius: 12px;
  padding: 32px;
  margin-bottom: 32px;
  display: flex;
  align-items: center;
  gap: 24px;
}

.upcoming-badge {
  background: var(--gold);
  color: var(--navy);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 6px 14px;
  border-radius: 20px;
  flex-shrink: 0;
  white-space: nowrap;
}

.upcoming-info h3 {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--gold-light);
  margin-bottom: 6px;
}

.upcoming-info p {
  font-size: 0.88rem;
  color: rgba(255,255,255,0.7);
}

/* ---- MEDYA ---- */
#medya {
  padding: 100px 0;
  background: var(--cream);
}

.media-tabs {
  display: flex;
  gap: 8px;
  margin-bottom: 40px;
}

.media-tab {
  padding: 8px 20px;
  border-radius: 20px;
  border: 1.5px solid var(--gray);
  background: var(--white);
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--text-light);
  cursor: pointer;
  transition: all var(--transition);
}

.media-tab.active {
  background: var(--navy);
  border-color: var(--navy);
  color: var(--white);
}

.videos-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 24px;
}

.video-card {
  background: var(--white);
  border-radius: 12px;
  overflow: hidden;
  border: 1.5px solid var(--gray);
  transition: all var(--transition);
}

.video-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-3px);
}

.video-thumb {
  position: relative;
  aspect-ratio: 16/9;
  background: var(--navy);
  cursor: pointer;
  overflow: hidden;
}

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

.video-thumb-placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--navy) 0%, #1a4060 100%);
}

.play-btn {
  width: 56px;
  height: 56px;
  background: rgba(200,169,110,0.9);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition);
}

.video-card:hover .play-btn {
  background: var(--gold);
  transform: scale(1.1);
}

.play-btn svg {
  width: 20px;
  height: 20px;
  fill: var(--navy);
  margin-left: 3px;
}

.video-info {
  padding: 18px 20px;
}

.video-channel {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--blue);
  margin-bottom: 6px;
}

.video-title {
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--navy);
  line-height: 1.4;
  margin-bottom: 8px;
}

.video-date {
  font-size: 0.75rem;
  color: var(--text-light);
}

.press-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 20px;
}

.press-card {
  background: var(--white);
  border-radius: 10px;
  padding: 22px;
  border: 1.5px solid var(--gray);
  transition: all var(--transition);
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.press-card:hover {
  border-color: rgba(30,95,138,0.25);
  box-shadow: var(--shadow);
}

.press-outlet {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.press-outlet-name {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--navy);
  background: var(--cream);
  padding: 3px 10px;
  border-radius: 6px;
}

.press-type-badge {
  font-size: 0.65rem;
  color: var(--text-light);
  background: var(--gray);
  padding: 2px 8px;
  border-radius: 4px;
}

.press-title {
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--navy);
  line-height: 1.45;
}

.press-date {
  font-size: 0.75rem;
  color: var(--text-light);
  margin-top: auto;
}

.press-card a {
  font-size: 0.78rem;
  color: var(--blue);
  font-weight: 500;
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

/* ---- BLOG ---- */
#blog {
  padding: 100px 0;
  background: var(--white);
}

.blog-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.blog-card {
  background: var(--cream);
  border-radius: 12px;
  overflow: hidden;
  border: 1.5px solid var(--gray);
  transition: all var(--transition);
}

.blog-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}

.blog-card-img {
  aspect-ratio: 16/9;
  background: linear-gradient(135deg, var(--navy) 0%, var(--blue) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3rem;
}

.blog-card-body {
  padding: 24px;
}

.blog-category {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 10px;
  display: block;
}

.blog-card h3 {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--navy);
  line-height: 1.4;
  margin-bottom: 10px;
}

.blog-card p {
  font-size: 0.85rem;
  color: var(--text-light);
  line-height: 1.65;
  margin-bottom: 16px;
}

.blog-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.blog-date {
  font-size: 0.75rem;
  color: var(--text-light);
}

.blog-read-more {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--blue);
  display: inline-flex;
  align-items: center;
  gap: 4px;
  transition: gap var(--transition);
}

.blog-card:hover .blog-read-more { gap: 8px; }

/* ---- EĞİTİM ---- */
#egitim {
  padding: 100px 0;
  background: var(--cream);
}

.teaching-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: start;
}

.teaching-quote {
  background: var(--navy);
  border-radius: 12px;
  padding: 40px;
  position: relative;
}

.teaching-quote::before {
  content: '"';
  font-family: var(--font-display);
  font-size: 8rem;
  color: rgba(200,169,110,0.2);
  position: absolute;
  top: -20px;
  left: 24px;
  line-height: 1;
}

.teaching-quote blockquote {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-style: italic;
  color: var(--white);
  line-height: 1.6;
  position: relative;
  z-index: 1;
}

.teaching-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-top: 24px;
}

.teaching-stat {
  background: rgba(255,255,255,0.06);
  border-radius: 8px;
  padding: 16px 20px;
  text-align: center;
}

.teaching-stat-num {
  font-family: var(--font-display);
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--gold-light);
  line-height: 1;
}

.teaching-stat-label {
  font-size: 0.72rem;
  color: rgba(255,255,255,0.55);
  margin-top: 4px;
}

.courses-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.course-item {
  background: var(--white);
  border-radius: 10px;
  padding: 20px 24px;
  border: 1.5px solid var(--gray);
  transition: all var(--transition);
}

.course-item:hover {
  border-color: rgba(30,95,138,0.25);
  box-shadow: var(--shadow);
}

.course-level {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--blue);
  margin-bottom: 6px;
}

.course-item h4 {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--navy);
  margin-bottom: 6px;
}

.course-item p {
  font-size: 0.82rem;
  color: var(--text-light);
}

/* ---- GALERİ ---- */
#galeri {
  padding: 100px 0;
  background: var(--navy);
}

#galeri .section-title { color: var(--white); }
#galeri .section-subtitle { color: var(--gold); }

.gallery-filters {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 40px;
}

.gallery-filter {
  padding: 7px 18px;
  border-radius: 20px;
  border: 1.5px solid rgba(255,255,255,0.15);
  background: transparent;
  font-size: 0.8rem;
  color: rgba(255,255,255,0.65);
  cursor: pointer;
  transition: all var(--transition);
}

.gallery-filter.active, .gallery-filter:hover {
  border-color: var(--gold);
  color: var(--gold);
  background: rgba(200,169,110,0.1);
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
}

.gallery-item {
  aspect-ratio: 1;
  border-radius: 8px;
  overflow: hidden;
  cursor: pointer;
  position: relative;
  background: rgba(255,255,255,0.06);
  transition: all var(--transition);
}

.gallery-item:nth-child(3n+1) { aspect-ratio: 4/3; }

.gallery-item:hover {
  transform: scale(1.02);
}

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

.gallery-item-placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 8px;
  color: rgba(255,255,255,0.25);
  font-family: var(--font-mono);
  font-size: 0.65rem;
  text-align: center;
  padding: 12px;
}

.gallery-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 50%, rgba(13,32,53,0.85) 100%);
  display: flex;
  align-items: flex-end;
  padding: 12px;
  opacity: 0;
  transition: opacity var(--transition);
}

.gallery-item:hover .gallery-overlay { opacity: 1; }

.gallery-caption {
  font-size: 0.72rem;
  color: var(--white);
  line-height: 1.3;
}

/* ---- ÖDÜLLER ---- */
#oduller {
  padding: 100px 0;
  background: var(--cream);
}

.awards-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 40px;
}

.awards-col h3 {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 24px;
  padding-bottom: 12px;
  border-bottom: 2px solid var(--gold);
  display: inline-block;
}

.award-item {
  display: flex;
  gap: 14px;
  padding: 16px 0;
  border-bottom: 1px solid var(--gray);
  align-items: flex-start;
}

.award-item:last-child { border-bottom: none; }

.award-year {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--gold);
  min-width: 40px;
  flex-shrink: 0;
  padding-top: 2px;
}

.award-info h4 {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--navy);
  margin-bottom: 3px;
  line-height: 1.4;
}

.award-info p {
  font-size: 0.78rem;
  color: var(--text-light);
}

.membership-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 0;
  border-bottom: 1px solid var(--gray);
}

.membership-item:last-child { border-bottom: none; }

.membership-acronym {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--white);
  background: var(--blue);
  padding: 4px 10px;
  border-radius: 6px;
  min-width: 72px;
  text-align: center;
  flex-shrink: 0;
}

.membership-info {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.membership-name {
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--navy);
  line-height: 1.3;
}

.membership-role {
  font-size: 0.72rem;
  color: var(--text-light);
}

.editorial-item {
  padding: 12px 0;
  border-bottom: 1px solid var(--gray);
}

.editorial-item:last-child { border-bottom: none; }

.editorial-journal {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--navy);
  margin-bottom: 3px;
}

.editorial-role {
  font-size: 0.78rem;
  color: var(--text-light);
  display: flex;
  align-items: center;
  gap: 6px;
}

.editorial-since {
  color: var(--gold);
  font-family: var(--font-mono);
  font-size: 0.65rem;
}

/* ---- İLETİŞİM ---- */
#iletisim {
  padding: 100px 0;
  background: var(--navy);
}

#iletisim .section-title { color: var(--white); }
#iletisim .section-subtitle { color: var(--gold); }

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 80px;
  align-items: start;
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: 28px;
}

.contact-item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.contact-icon {
  width: 44px;
  height: 44px;
  background: rgba(200,169,110,0.12);
  border: 1px solid rgba(200,169,110,0.2);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  flex-shrink: 0;
}

.contact-item-info h4 {
  font-size: 0.78rem;
  font-family: var(--font-mono);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 6px;
}

.contact-item-info p,
.contact-item-info a {
  font-size: 0.9rem;
  color: rgba(255,255,255,0.75);
  line-height: 1.6;
}

.contact-social {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  padding-top: 8px;
}

.social-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  border-radius: 8px;
  border: 1.5px solid rgba(255,255,255,0.15);
  color: rgba(255,255,255,0.7);
  font-size: 0.78rem;
  font-weight: 500;
  transition: all var(--transition);
}

.social-btn:hover {
  border-color: var(--gold);
  color: var(--gold-light);
  background: rgba(200,169,110,0.1);
}

.contact-form {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 16px;
  padding: 40px;
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-size: 0.78rem;
  font-family: var(--font-mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.55);
  margin-bottom: 8px;
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  background: rgba(255,255,255,0.06);
  border: 1.5px solid rgba(255,255,255,0.12);
  border-radius: 8px;
  padding: 12px 16px;
  color: var(--white);
  font-family: var(--font-body);
  font-size: 0.92rem;
  transition: border-color var(--transition);
  outline: none;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  border-color: var(--gold);
}

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

.form-group select option {
  background: var(--navy);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.form-submit {
  display: block;
  width: 100%;
  padding: 14px;
  background: var(--gold);
  color: var(--navy);
  font-weight: 700;
  font-size: 0.92rem;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  transition: all var(--transition);
  margin-top: 8px;
}

.form-submit:hover {
  background: var(--gold-light);
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(200,169,110,0.35);
}

/* ---- FOOTER ---- */
footer {
  background: #070f1a;
  padding: 40px 0 28px;
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
  padding-bottom: 24px;
  border-bottom: 1px solid rgba(255,255,255,0.07);
  margin-bottom: 24px;
}

.footer-logo {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  color: rgba(255,255,255,0.7);
}

.footer-logo span { color: var(--gold); }

.footer-links {
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
}

.footer-links a {
  font-size: 0.78rem;
  color: rgba(255,255,255,0.45);
  transition: color var(--transition);
}

.footer-links a:hover { color: rgba(255,255,255,0.8); }

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.footer-copy {
  font-size: 0.75rem;
  color: rgba(255,255,255,0.35);
}

.footer-update {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: rgba(255,255,255,0.25);
}

/* ---- GALERİ LİGHTBOX ---- */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 9999;
  background: rgba(0,0,0,0.92);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease;
}

.lightbox.open {
  opacity: 1;
  visibility: visible;
}

.lightbox-inner {
  max-width: 900px;
  width: 100%;
  position: relative;
}

.lightbox-img {
  width: 100%;
  max-height: 80vh;
  object-fit: contain;
  border-radius: 8px;
}

.lightbox-close {
  position: absolute;
  top: -48px;
  right: 0;
  width: 36px;
  height: 36px;
  background: rgba(255,255,255,0.1);
  border: none;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  font-size: 1.2rem;
  transition: background var(--transition);
}

.lightbox-close:hover { background: rgba(255,255,255,0.2); }

.lightbox-caption {
  text-align: center;
  margin-top: 16px;
  font-size: 0.85rem;
  color: rgba(255,255,255,0.65);
}

/* ---- ANİMASYONLAR ---- */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal-left {
  opacity: 0;
  transform: translateX(-30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal-left.visible {
  opacity: 1;
  transform: translateX(0);
}

.reveal-right {
  opacity: 0;
  transform: translateX(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal-right.visible {
  opacity: 1;
  transform: translateX(0);
}

@media (prefers-reduced-motion: reduce) {
  .reveal, .reveal-left, .reveal-right {
    opacity: 1;
    transform: none;
    transition: none;
  }
  .scroll-indicator { animation: none; }
  .hero-tag::before { animation: none; }
}

/* ---- RESPONSIVE ---- */
@media (max-width: 1024px) {
  .hero-inner { grid-template-columns: 1fr; gap: 40px; }
  .hero-photo-col { display: none; }
  .about-grid { grid-template-columns: 1fr; gap: 40px; }
  .about-photo { max-width: 400px; margin: 0 auto; }
  .gallery-grid { grid-template-columns: repeat(3, 1fr); }
  .awards-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
  .awards-grid > :last-child { grid-column: 1 / -1; }
}

@media (max-width: 768px) {
  .nav-links { display: none; }
  .nav-hamburger { display: flex; }
  .nav-links.open {
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 72px; left: 0; right: 0;
    background: rgba(13,32,53,0.98);
    backdrop-filter: blur(12px);
    padding: 20px 24px 32px;
    gap: 4px;
  }
  .blog-grid { grid-template-columns: 1fr; }
  .teaching-grid { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .timeline::before { left: 24px; }
  .timeline-item { grid-template-columns: 48px 1fr; }
  .timeline-item:nth-child(odd) .timeline-dot,
  .timeline-item:nth-child(even) .timeline-dot { grid-column: 1; grid-row: 1; }
  .timeline-item:nth-child(odd) .timeline-content,
  .timeline-item:nth-child(even) .timeline-content { grid-column: 2; grid-row: 1; }
  .timeline-empty { display: none; }
  .gallery-grid { grid-template-columns: repeat(2, 1fr); }
  .awards-grid { grid-template-columns: 1fr; }
  .hero-stats { flex-direction: column; gap: 20px; }
  .form-row { grid-template-columns: 1fr; }
  .pub-featured { grid-template-columns: 1fr; }
  .conf-grid { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
  .hero-btns { flex-direction: column; align-items: flex-start; }
  .gallery-grid { grid-template-columns: 1fr 1fr; }
  .contact-form { padding: 24px; }
}

/* ---- YARDIMCI SINIFLAR ---- */
.text-gold { color: var(--gold); }
.text-blue { color: var(--blue); }
.mt-4 { margin-top: 16px; }
.mt-8 { margin-top: 32px; }
.hidden { display: none !important; }