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

:root {
  /* Ana renkler */
  --blue-deep:   #0d2463;
  --blue-mid:    #1e40af;
  --blue-light:  #3b82f6;
  --blue-pale:   #dbeafe;
  --gold:        #d4af37;
  --gold-light:  #f0d060;
  --gold-dark:   #a07c10;

  /* Arka plan & yüzeyler */
  --bg:          #f5f7ff;
  --bg2:         #ffffff;
  --surface:     #ffffff;
  --surface2:    #f0f4ff;

  /* Metin */
  --text:        #0f172a;
  --text-muted:  #475569;
  --text-light:  #94a3b8;

  /* Sınır */
  --border:      #e2e8f0;
  --border-gold: rgba(212,175,55,0.35);

  /* Diğer */
  --radius:      1rem;
  --radius-sm:   0.5rem;
  --shadow:      0 10px 40px rgba(13,36,99,0.12);
  --shadow-lg:   0 20px 60px rgba(13,36,99,0.18);
  --transition:  all 0.3s cubic-bezier(0.4,0,0.2,1);
}

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', system-ui, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.7;
  overflow-x: hidden;
}

h1, h2, h3, h4 {
  font-family: 'Playfair Display', Georgia, serif;
  line-height: 1.2;
  color: var(--blue-deep);
}

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

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* =============================================
   KÖŞE ANİMASYONLARI
   ============================================= */
.corner-deco {
  position: fixed;
  width: 130px;
  height: 130px;
  z-index: 0;
  pointer-events: none;
  opacity: 0.18;
}

.corner-tl {
  top: 0; left: 0;
  transform-origin: top left;
  animation: swingScale 5s ease-in-out infinite;
}
.corner-tr {
  top: 0; right: 0;
  transform-origin: top right;
  animation: swingGavel 4s ease-in-out infinite;
}
.corner-bl {
  bottom: 0; left: 0;
  transform-origin: bottom left;
  animation: swingGavel 4.5s ease-in-out infinite reverse;
}
.corner-br {
  bottom: 0; right: 0;
  transform-origin: bottom right;
  animation: swingScale 5.5s ease-in-out infinite reverse;
}

@keyframes swingScale {
  0%,100% { transform: rotate(-6deg) scale(1); opacity: 0.18; }
  50%      { transform: rotate(6deg) scale(1.06); opacity: 0.28; }
}
@keyframes swingGavel {
  0%,100% { transform: rotate(0deg) scale(1); opacity: 0.18; }
  30%      { transform: rotate(-14deg) scale(1.05); opacity: 0.3; }
  60%      { transform: rotate(6deg) scale(1); opacity: 0.2; }
}

/* =============================================
   BUTTONS
   ============================================= */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.85rem 2.2rem;
  border-radius: 50px;
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  border: none;
  transition: var(--transition);
  letter-spacing: 0.02em;
}

.btn-primary {
  background: linear-gradient(135deg, var(--blue-deep), var(--blue-mid));
  color: #fff;
  box-shadow: 0 4px 20px rgba(13,36,99,0.3);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(13,36,99,0.4);
}

.btn-gold {
  background: linear-gradient(135deg, var(--gold-dark), var(--gold));
  color: #fff;
  box-shadow: 0 4px 20px rgba(212,175,55,0.4);
}
.btn-gold:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(212,175,55,0.5);
}

.btn-outline {
  background: transparent;
  color: var(--blue-deep);
  border: 2px solid var(--blue-mid);
}
.btn-outline:hover {
  background: var(--blue-pale);
  transform: translateY(-2px);
}

.btn-full { width: 100%; justify-content: center; }

/* =============================================
   NAVBAR
   ============================================= */
#navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  padding: 1.25rem 0;
  transition: var(--transition);
}

#navbar.scrolled {
  background: rgba(255,255,255,0.96);
  backdrop-filter: blur(16px);
  border-bottom: 2px solid var(--border-gold);
  box-shadow: var(--shadow);
  padding: 0.75rem 0;
}

.nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  font-family: 'Playfair Display', serif;
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--blue-deep);
  letter-spacing: -0.02em;
}
.logo-av {
  color: var(--gold-dark);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 2.2rem;
}
.nav-links a {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-muted);
  transition: var(--transition);
  position: relative;
}
.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px; left: 0;
  width: 0; height: 2px;
  background: var(--gold);
  transition: width 0.3s ease;
  border-radius: 2px;
}
.nav-links a:hover { color: var(--blue-deep); }
.nav-links a:hover::after { width: 100%; }

.nav-cta {
  background: linear-gradient(135deg, var(--blue-deep), var(--blue-mid)) !important;
  color: #fff !important;
  padding: 0.55rem 1.5rem !important;
  border-radius: 50px !important;
  font-weight: 600 !important;
}
.nav-cta::after { display: none !important; }
.nav-cta:hover { opacity: 0.9; transform: translateY(-1px); }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}
.nav-toggle span {
  display: block;
  width: 24px; height: 2px;
  background: var(--blue-deep);
  border-radius: 2px;
  transition: var(--transition);
}

/* =============================================
   HERO
   ============================================= */
#hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
  text-align: center;
  padding: 8rem 1.5rem 4rem;
  background: linear-gradient(160deg,
    #ffffff 0%,
    #e8eeff 35%,
    #c7d8ff 65%,
    #0d2463 100%
  );
}

/* Hero altın vurgu şeridi */
#hero::before {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 5px;
  background: linear-gradient(90deg, var(--gold-dark), var(--gold), var(--gold-light), var(--gold), var(--gold-dark));
}

.hero-bg {
  position: absolute;
  inset: 0;
  overflow: hidden;
}

.hero-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
}
.orb1 {
  width: 500px; height: 500px;
  background: rgba(30,64,175,0.15);
  top: -150px; right: -100px;
  animation: floatOrb 9s ease-in-out infinite;
}
.orb2 {
  width: 350px; height: 350px;
  background: rgba(212,175,55,0.1);
  bottom: 0; left: -80px;
  animation: floatOrb 7s ease-in-out infinite reverse;
}
.orb3 {
  width: 200px; height: 200px;
  background: rgba(13,36,99,0.08);
  top: 40%; left: 40%;
  animation: floatOrb 11s ease-in-out infinite;
}

@keyframes floatOrb {
  0%, 100% { transform: translate(0,0) scale(1); }
  50%       { transform: translate(20px,-30px) scale(1.08); }
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 820px;
}

.hero-eyebrow {
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--gold-dark);
  margin-bottom: 1.5rem;
  opacity: 0;
  animation: fadeUp 0.8s 0.2s forwards;
}

.hero-content h1 {
  font-size: clamp(3rem, 8vw, 6rem);
  font-weight: 700;
  color: var(--blue-deep);
  line-height: 1.05;
  margin-bottom: 1.5rem;
  opacity: 0;
  animation: fadeUp 0.8s 0.4s forwards;
}

.gradient-text {
  color: var(--blue-deep);
}

.hero-sub {
  font-size: 1.1rem;
  color: var(--text-muted);
  max-width: 560px;
  margin: 0 auto 2rem;
  opacity: 0;
  animation: fadeUp 0.8s 0.6s forwards;
}

.hero-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  justify-content: center;
  margin-bottom: 2.5rem;
  opacity: 0;
  animation: fadeUp 0.8s 0.8s forwards;
}

.badge {
  padding: 0.5rem 1.2rem;
  background: rgba(255,255,255,0.75);
  border: 1.5px solid var(--border-gold);
  border-radius: 50px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--blue-deep);
  backdrop-filter: blur(10px);
  box-shadow: 0 2px 10px rgba(13,36,99,0.08);
  transition: var(--transition);
}
.badge:hover {
  background: rgba(212,175,55,0.12);
  border-color: var(--gold);
  transform: translateY(-2px);
}

.hero-actions {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
  opacity: 0;
  animation: fadeUp 0.8s 1s forwards;
}

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(30px); }
  to   { opacity: 1; transform: translateY(0); }
}

.hero-scroll-hint {
  position: absolute;
  bottom: 2rem; left: 50%;
  transform: translateX(-50%);
  z-index: 1;
}
.scroll-dot {
  width: 6px; height: 6px;
  background: var(--gold);
  border-radius: 50%;
  animation: scrollBounce 2s infinite;
}
@keyframes scrollBounce {
  0%, 100% { transform: translateY(0); opacity: 1; }
  50%       { transform: translateY(12px); opacity: 0.3; }
}

/* =============================================
   SECTION COMMON
   ============================================= */
section { padding: 6rem 0; }

.section-header {
  text-align: center;
  margin-bottom: 4rem;
}
.section-tag {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--gold-dark);
  margin-bottom: 0.75rem;
  padding: 0.3rem 1rem;
  background: rgba(212,175,55,0.1);
  border: 1px solid var(--border-gold);
  border-radius: 50px;
}
.section-header h2 {
  font-size: clamp(2rem, 4vw, 3rem);
  margin-bottom: 1rem;
  color: var(--blue-deep);
}
.section-sub {
  color: var(--text-muted);
  max-width: 560px;
  margin: 0 auto;
  font-size: 1rem;
}

/* Altın ayırıcı çizgi */
.section-header::after {
  content: '';
  display: block;
  width: 60px;
  height: 3px;
  background: linear-gradient(90deg, var(--gold-dark), var(--gold));
  border-radius: 2px;
  margin: 1.5rem auto 0;
}

/* =============================================
   STATS
   ============================================= */
#stats {
  padding: 4rem 0;
  background: linear-gradient(135deg, var(--blue-deep) 0%, var(--blue-mid) 100%);
  border-top: 4px solid var(--gold);
  border-bottom: 4px solid var(--gold);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
  text-align: center;
}

.stat-card { padding: 1.5rem; }

.stat-num {
  font-family: 'Playfair Display', serif;
  font-size: 3rem;
  font-weight: 700;
  color: var(--gold);
}
.stat-plus {
  font-size: 2.2rem;
  font-weight: 700;
  color: var(--gold-light);
}
.stat-card p {
  color: rgba(255,255,255,0.75);
  font-size: 0.88rem;
  margin-top: 0.5rem;
}

/* =============================================
   HAKKIMDA
   ============================================= */
#hakkimda { background: var(--bg2); }

.about-grid {
  display: grid;
  grid-template-columns: 320px 1fr;
  gap: 4rem;
  align-items: start;
}

/* Gerçek fotoğraf çerçevesi */
.photo-frame {
  border: 4px solid var(--border-gold);
  border-radius: var(--radius);
  overflow: hidden;
  margin-bottom: 1.5rem;
  box-shadow: var(--shadow-lg);
  background: var(--blue-pale);
}
.photo-frame img {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
}

.about-approach {
  margin: 1.5rem 0;
  padding: 1.2rem 1.5rem;
  background: linear-gradient(135deg, rgba(13,36,99,0.04), rgba(212,175,55,0.06));
  border-left: 4px solid var(--gold);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}
.about-approach h4 { color: var(--blue-deep); margin-bottom: 0.5rem; font-size: 1rem; }
.about-approach p { color: var(--text-muted); font-size: 0.9rem; margin: 0; }

.photo-placeholder {
  aspect-ratio: 3/4;
  background: linear-gradient(160deg, var(--blue-pale), #d8e8ff);
  border: 3px solid var(--border-gold);
  border-radius: var(--radius);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  margin-bottom: 1.5rem;
  box-shadow: var(--shadow);
}
.photo-initials {
  width: 90px; height: 90px;
  background: linear-gradient(135deg, var(--blue-deep), var(--blue-mid));
  border: 3px solid var(--gold);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: 'Playfair Display', serif;
  font-size: 1.8rem;
  font-weight: 700;
  color: #fff;
}
.photo-hint {
  color: var(--text-muted);
  font-size: 0.85rem;
  text-align: center;
}

.about-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}
.about-tag {
  padding: 0.35rem 0.8rem;
  background: var(--blue-pale);
  border: 1px solid rgba(30,64,175,0.2);
  border-radius: var(--radius-sm);
  font-size: 0.75rem;
  color: var(--blue-mid);
  font-weight: 600;
}

.about-text h3 {
  font-size: 2rem;
  margin-bottom: 0.25rem;
  color: var(--blue-deep);
}
.about-title-sub {
  color: var(--gold-dark);
  font-weight: 600;
  margin-bottom: 1.5rem;
}
.about-text p {
  color: var(--text-muted);
  margin-bottom: 1rem;
  font-size: 0.97rem;
}

.about-highlights {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-top: 2rem;
  padding-top: 2rem;
  border-top: 2px solid var(--border-gold);
}
.highlight {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
}
.highlight-icon { font-size: 1.5rem; flex-shrink: 0; }
.highlight strong { display: block; margin-bottom: 0.2rem; color: var(--blue-deep); }
.highlight p { color: var(--text-muted); font-size: 0.85rem; margin: 0; }

/* =============================================
   HİZMETLER
   ============================================= */
#hizmetler { background: var(--bg); }

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.service-card {
  background: var(--surface);
  border: 1.5px solid var(--border);
  border-top: 4px solid transparent;
  border-radius: var(--radius);
  padding: 2rem;
  transition: var(--transition);
  box-shadow: 0 2px 12px rgba(13,36,99,0.06);
}
.service-card:nth-child(1) { border-top-color: #6366f1; }
.service-card:nth-child(2) { border-top-color: var(--gold); }
.service-card:nth-child(3) { border-top-color: #10b981; }
.service-card:nth-child(4) { border-top-color: var(--blue-mid); }
.service-card:nth-child(5) { border-top-color: #ef4444; }
.service-card:nth-child(6) { border-top-color: var(--blue-deep); }

.service-card:hover {
  border-color: var(--border-gold);
  border-top-color: var(--gold);
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

.service-icon {
  width: 56px; height: 56px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 1.25rem;
}
.service-card h3 {
  font-size: 1.15rem;
  margin-bottom: 0.75rem;
  color: var(--blue-deep);
}
.service-card > p {
  color: var(--text-muted);
  font-size: 0.9rem;
  margin-bottom: 1.25rem;
  line-height: 1.6;
}
.service-list li {
  color: var(--text-muted);
  font-size: 0.85rem;
  padding: 0.35rem 0;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.service-list li::before {
  content: '→';
  color: var(--gold-dark);
  font-size: 0.8rem;
  flex-shrink: 0;
}
.service-list li:last-child { border-bottom: none; }

/* =============================================
   KİTAPLARIM
   ============================================= */
#kitaplar {
  background: var(--blue-deep);
  position: relative;
}
#kitaplar::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--gold-dark), var(--gold), var(--gold-light), var(--gold));
}
#kitaplar .section-header h2 { color: #fff; }
#kitaplar .section-sub { color: rgba(255,255,255,0.65); }
#kitaplar .section-tag { background: rgba(212,175,55,0.15); border-color: var(--border-gold); color: var(--gold); }
#kitaplar .section-header::after { background: linear-gradient(90deg, var(--gold), var(--gold-light)); }

.books-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.book-card {
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(212,175,55,0.25);
  border-radius: var(--radius);
  overflow: hidden;
  transition: var(--transition);
}
.book-card:hover {
  transform: translateY(-6px);
  border-color: var(--gold);
  box-shadow: 0 20px 50px rgba(0,0,0,0.35);
}

/* Gerçek kapak görseli */
.book-cover-img {
  height: 260px;
  overflow: hidden;
  background: var(--blue-pale);
  display: flex;
  align-items: center;
  justify-content: center;
}
.book-cover-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top;
  transition: transform 0.5s ease;
}
.book-card:hover .book-cover-img img { transform: scale(1.04); }

/* Gradient kapak (3. kitap için) */
.book-cover-gradient {
  position: relative;
  height: 260px;
  padding: 2rem 2rem 2rem 2.5rem;
  display: flex;
  align-items: flex-end;
  overflow: hidden;
}
.book-spine-line {
  position: absolute;
  top: 0; left: 0; bottom: 0;
  width: 22px;
  background: rgba(0,0,0,0.4);
  border-right: 2px solid rgba(255,255,255,0.15);
}
.book-cover-text { position: relative; z-index: 1; }
.book-tag-inner {
  font-size: 0.68rem; font-weight: 700;
  letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--gold-light); margin-bottom: 0.3rem;
}
.book-cover-gradient h4 { color: #fff; font-size: 1.05rem; margin-bottom: 0.2rem; font-family: 'Playfair Display', serif; }
.book-author-inner { color: rgba(255,255,255,0.7); font-size: 0.78rem; }

/* Eski stiller (geriye dönük uyum) */
.book-cover {
  position: relative;
  height: 210px;
  padding: 2rem;
  display: flex;
  align-items: flex-end;
  overflow: hidden;
}
.book-cover::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0,0,0,0.5) 0%, transparent 60%);
}
.book-spine {
  position: absolute;
  top: 0; left: 0; bottom: 0;
  width: 22px;
  background: rgba(0,0,0,0.35);
  border-right: 2px solid rgba(255,255,255,0.15);
}
.book-content { position: relative; z-index: 1; }
.book-tag {
  font-size: 0.68rem; font-weight: 700;
  letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--gold-light); margin-bottom: 0.3rem;
}
.book-cover h4 { color: #fff; font-size: 1.05rem; margin-bottom: 0.2rem; }
.book-author   { color: rgba(255,255,255,0.7); font-size: 0.78rem; }

.book-info { padding: 1.5rem; }
.book-info h4 { font-size: 1rem; margin-bottom: 0.3rem; color: #fff; }
.book-publisher { color: rgba(255,255,255,0.5); font-size: 0.82rem; margin-bottom: 0.75rem; }
.book-year { color: var(--gold); }
.book-desc { color: rgba(255,255,255,0.55); font-size: 0.87rem; line-height: 1.6; margin-bottom: 1rem; }
.book-btn {
  display: inline-block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--gold);
  transition: var(--transition);
}
.book-btn:hover { color: var(--gold-light); letter-spacing: 0.04em; }

.books-note {
  text-align: center;
  color: rgba(255,255,255,0.35);
  font-size: 0.8rem;
  margin-top: 2rem;
  font-style: italic;
}

/* =============================================
   E-KİTAPLARIM
   ============================================= */
#ekitaplar { background: var(--bg); }

.ebooks-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 1.5rem;
}

.ebook-card {
  display: flex;
  flex-direction: column;
  background: var(--surface);
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: var(--transition);
  box-shadow: 0 2px 12px rgba(13,36,99,0.06);
  cursor: pointer;
  color: inherit;
  text-decoration: none;
}
.ebook-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: var(--border-gold);
}

.ebook-cover {
  height: 200px;
  overflow: hidden;
  background: linear-gradient(160deg, var(--blue-pale), #c7d8ff);
  display: flex;
  align-items: center;
  justify-content: center;
}
.ebook-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}
.ebook-card:hover .ebook-cover img { transform: scale(1.05); }

.ebook-info {
  padding: 1rem;
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}
.ebook-info h4 {
  font-size: 0.9rem;
  color: var(--blue-deep);
  line-height: 1.3;
  font-family: 'Playfair Display', serif;
}
.ebook-info p {
  color: var(--text-muted);
  font-size: 0.78rem;
  line-height: 1.4;
  flex: 1;
}
.ebook-btn {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--gold-dark);
  margin-top: 0.5rem;
  transition: var(--transition);
}
.ebook-card:hover .ebook-btn { letter-spacing: 0.03em; }

.ebooks-more {
  text-align: center;
  margin-top: 2.5rem;
}

@media (max-width: 1024px) {
  .ebooks-grid { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 768px) {
  .ebooks-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 480px) {
  .ebooks-grid { grid-template-columns: 1fr 1fr; }
}

/* =============================================
   BLOG
   ============================================= */
#blog { background: var(--bg2); }

.blog-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 1.5rem;
}

.blog-card {
  background: var(--surface);
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: var(--transition);
  box-shadow: 0 2px 12px rgba(13,36,99,0.05);
}
.blog-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--border-gold);
}

.blog-img {
  height: 200px;
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: flex-end;
  padding: 1rem;
}
.blog-card.featured .blog-img { height: 260px; }

.blog-img img {
  position: absolute;
  inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}
.blog-card:hover .blog-img img { transform: scale(1.06); }
.blog-img::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(13,36,99,0.6) 0%, rgba(13,36,99,0.1) 60%);
}

.blog-category {
  position: relative;
  z-index: 1;
  background: rgba(255,255,255,0.92);
  color: var(--blue-deep);
  font-size: 0.73rem;
  font-weight: 700;
  padding: 0.3rem 0.85rem;
  border-radius: 50px;
  letter-spacing: 0.05em;
}

.blog-body { padding: 1.5rem; }
.blog-date { color: var(--gold-dark); font-size: 0.8rem; font-weight: 600; display: block; margin-bottom: 0.5rem; }
.blog-body h3 { font-size: 1rem; margin-bottom: 0.75rem; line-height: 1.4; color: var(--blue-deep); }
.blog-card.featured .blog-body h3 { font-size: 1.2rem; }
.blog-body p { color: var(--text-muted); font-size: 0.88rem; margin-bottom: 1rem; line-height: 1.6; }
.blog-read { color: var(--blue-mid); font-size: 0.85rem; font-weight: 600; transition: var(--transition); }
.blog-read:hover { color: var(--gold-dark); letter-spacing: 0.04em; }

.blog-more {
  text-align: center;
  margin-top: 2.5rem;
}

/* =============================================
   İLETİŞİM
   ============================================= */
#iletisim {
  background: var(--bg);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 4rem;
  align-items: start;
}

.contact-info h3 {
  font-size: 1.5rem;
  margin-bottom: 2rem;
  color: var(--blue-deep);
}

.contact-items { display: flex; flex-direction: column; gap: 1.5rem; margin-bottom: 2rem; }
.contact-item { display: flex; gap: 1rem; align-items: flex-start; }
.contact-icon { font-size: 1.5rem; flex-shrink: 0; }
.contact-item strong { display: block; margin-bottom: 0.2rem; font-size: 0.9rem; color: var(--blue-deep); }
.contact-item p { color: var(--text-muted); font-size: 0.88rem; line-height: 1.5; margin: 0; }
.contact-item a { color: var(--blue-mid); font-weight: 500; transition: var(--transition); }
.contact-item a:hover { color: var(--gold-dark); }

.social-links { display: flex; gap: 1rem; }
.social-btn {
  width: 44px; height: 44px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.9rem;
  transition: var(--transition);
  border: 1.5px solid var(--border);
  background: var(--surface);
  color: var(--blue-deep);
}
.social-btn:hover { transform: translateY(-2px); border-color: var(--gold); background: var(--blue-pale); }
.social-btn.linkedin { color: #0077b5; }

/* FORM */
.contact-form {
  background: var(--surface);
  border: 1.5px solid var(--border);
  border-top: 4px solid var(--gold);
  border-radius: var(--radius);
  padding: 2.5rem;
  box-shadow: var(--shadow);
}

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

.form-group { margin-bottom: 1.25rem; }
.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
  color: var(--blue-deep);
}
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  background: var(--bg);
  border: 1.5px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 0.8rem 1rem;
  color: var(--text);
  font-size: 0.92rem;
  font-family: inherit;
  transition: var(--transition);
  outline: none;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--gold);
  background: #fff;
  box-shadow: 0 0 0 3px rgba(212,175,55,0.15);
}
.form-group select option { background: #fff; color: var(--text); }
.form-group textarea { resize: vertical; min-height: 120px; }

.form-check {
  display: flex;
  gap: 0.75rem;
  align-items: flex-start;
  margin-bottom: 1.5rem;
}
.form-check input[type="checkbox"] {
  width: auto;
  margin-top: 3px;
  flex-shrink: 0;
  accent-color: var(--blue-mid);
}
.form-check label { font-size: 0.82rem; color: var(--text-muted); line-height: 1.5; }

.form-msg {
  margin-top: 1rem;
  padding: 0.75rem 1rem;
  border-radius: var(--radius-sm);
  font-size: 0.88rem;
  text-align: center;
}
.form-msg.success { background: rgba(16,185,129,0.1); border: 1px solid rgba(16,185,129,0.3); color: #059669; }
.form-msg.error   { background: rgba(239,68,68,0.1);  border: 1px solid rgba(239,68,68,0.3);  color: #dc2626; }

/* =============================================
   FOOTER
   ============================================= */
#footer {
  background: var(--blue-deep);
  border-top: 4px solid var(--gold);
  padding: 3rem 0 2rem;
  color: rgba(255,255,255,0.85);
}

.footer-social { display: flex; gap: 0.75rem; }

.footer-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-bottom: 2rem;
  border-bottom: 1px solid rgba(212,175,55,0.2);
  margin-bottom: 2rem;
  flex-wrap: wrap;
  gap: 1.5rem;
}

.footer-logo {
  font-family: 'Playfair Display', serif;
  font-size: 1.4rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 0.4rem;
}
.footer-logo .logo-av { color: var(--gold); }
.footer-tagline { color: rgba(255,255,255,0.5); font-size: 0.85rem; }

.footer-links { display: flex; gap: 2rem; flex-wrap: wrap; }
.footer-links a { color: rgba(255,255,255,0.55); font-size: 0.88rem; transition: var(--transition); }
.footer-links a:hover { color: var(--gold); }

.footer-bottom { text-align: center; }
.footer-bottom p { color: rgba(255,255,255,0.45); font-size: 0.82rem; }
.footer-disclaimer { margin-top: 0.4rem; font-size: 0.75rem !important; color: rgba(255,255,255,0.3) !important; }

/* =============================================
   BACK TO TOP
   ============================================= */
.back-to-top {
  position: fixed;
  bottom: 2rem; right: 2rem;
  width: 44px; height: 44px;
  background: linear-gradient(135deg, var(--blue-deep), var(--blue-mid));
  border: 2px solid var(--gold);
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  box-shadow: 0 4px 15px rgba(13,36,99,0.35);
  opacity: 0;
  pointer-events: none;
  transition: var(--transition);
  z-index: 999;
}
.back-to-top.visible { opacity: 1; pointer-events: all; }
.back-to-top:hover { transform: translateY(-3px); border-color: var(--gold-light); }

/* =============================================
   RESPONSIVE
   ============================================= */
@media (max-width: 1024px) {
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .blog-grid { grid-template-columns: 1fr 1fr; }
  .blog-card.featured { grid-column: span 2; }
  .about-grid { grid-template-columns: 260px 1fr; gap: 2.5rem; }
  .corner-deco { width: 100px; height: 100px; }
}

@media (max-width: 768px) {
  section { padding: 4rem 0; }

  .corner-deco { width: 80px; height: 80px; }

  .nav-links {
    position: fixed;
    top: 0; right: -100%;
    width: 280px; height: 100vh;
    background: #fff;
    flex-direction: column;
    justify-content: center;
    gap: 2.5rem;
    transition: right 0.4s ease;
    border-left: 3px solid var(--gold);
    padding: 2rem;
    box-shadow: -10px 0 40px rgba(0,0,0,0.1);
  }
  .nav-links.open { right: 0; }
  .nav-links a { font-size: 1.1rem; color: var(--blue-deep); }
  .nav-toggle { display: flex; }

  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .about-grid { grid-template-columns: 1fr; }
  .photo-placeholder { max-width: 300px; margin: 0 auto 1.5rem; }
  .services-grid { grid-template-columns: 1fr; }
  .books-grid { grid-template-columns: 1fr; }
  .blog-grid { grid-template-columns: 1fr; }
  .blog-card.featured { grid-column: span 1; }
  .contact-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .footer-top { flex-direction: column; text-align: center; }
  .footer-links { justify-content: center; }
  .hero-content h1 { font-size: 3.5rem; }
}

@media (max-width: 480px) {
  .corner-deco { width: 65px; height: 65px; opacity: 0.12; }
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .hero-actions { flex-direction: column; align-items: center; }
  .contact-form { padding: 1.5rem; }
}