/* ═══════════════════════════════════════════════════════════
   PREMIUM TIP SITESI — Gelismis Tasarim Katmani
   Doç. Dr. Ahmet Yılmaz
   ═══════════════════════════════════════════════════════════ */

:root {
  --header-height: 110px;
  --header-height-scrolled: 88px;
  --max-width: 1320px;
  --gradient-hero: linear-gradient(180deg, #FFFFFF 0%, #FAFBFD 50%, #F0F2F8 100%);
  --gradient-card: linear-gradient(135deg, rgba(255,255,255,0.95) 0%, rgba(245,247,250,0.9) 100%);
  --gradient-border: linear-gradient(135deg, rgba(139,26,26,0.75), rgba(15,31,61,0.45), rgba(139,26,26,0.2));
  --glow-red: 0 0 40px rgba(139, 26, 26, 0.1);
  --glow-gold: 0 0 30px rgba(15, 31, 61, 0.08);
}

/* ── Preloader ── */
.preloader {
  position: fixed;
  inset: 0;
  background: #FFFFFF;
  z-index: 10000;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 32px;
  transition: opacity 0.35s ease, visibility 0.35s ease;
}
.preloader.hidden { opacity: 0; visibility: hidden; pointer-events: none; }
.preloader-logo { height: 120px; width: 120px; animation: preloaderPulse 2s ease infinite; }
.preloader-text { color: rgba(15,31,61,0.45); font-size: 0.85rem; letter-spacing: 0.2em; text-transform: uppercase; }
/* Font display optimization handled via Google Fonts URL parameter */
@keyframes preloaderPulse {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.03); opacity: 0.85; }
}

/* ── Scroll Progress ── */
.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-gold));
  z-index: 10001;
  width: 0%;
  transition: width 0.1s linear;
}

/* ── Header — Buyuk Logo ── */
.site-header {
  height: var(--header-height);
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(15, 31, 61, 0.08);
}
.site-header.scrolled {
  height: var(--header-height-scrolled);
  background: rgba(255, 255, 255, 0.98);
  box-shadow: 0 4px 24px rgba(15, 31, 61, 0.08);
}
.site-header .container { transition: height 0.3s ease; }
.logo-link img {
  height: 96px;
  width: auto;
  max-width: min(220px, 52vw);
  transition: height 0.3s ease;
  filter: none;
}
.site-header.scrolled .logo-link img { height: 80px; }

.main-nav a {
  color: var(--color-text);
  font-size: 0.92rem;
  letter-spacing: 0.03em;
  position: relative;
}
.main-nav a::after {
  content: '';
  position: absolute;
  bottom: 4px;
  left: 16px;
  right: 16px;
  height: 2px;
  background: var(--color-primary);
  transform: scaleX(0);
  transition: transform 0.3s ease;
}
.main-nav a:hover, .main-nav a.active { color: var(--color-primary); background: rgba(139,26,26,0.05); }
.main-nav a:hover::after, .main-nav a.active::after { transform: scaleX(1); }

.nav-cta {
  padding: 10px 22px !important;
  background: var(--color-primary) !important;
  color: #fff !important;
  border-radius: 50px !important;
  margin-left: 8px;
}
.nav-cta::after { display: none !important; }
.nav-cta:hover { background: var(--color-primary-light) !important; color: #fff !important; transform: translateY(-1px); }

.nav-toggle span { background: var(--color-navy); }

/* ── Cinematic Hero ── */
.hero {
  min-height: auto;
  display: block;
  background: var(--gradient-hero);
  padding-top: var(--header-height);
  padding-bottom: 0;
  position: relative;
  overflow: hidden;
}
.hero-badge { margin-bottom: 12px; }

.hero-institution {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-navy);
  background: rgba(15, 31, 61, 0.05);
  border-left: 3px solid var(--color-navy);
  padding: 10px 18px 10px 14px;
  margin-bottom: 18px;
  border-radius: 0 8px 8px 0;
  line-height: 1.5;
  max-width: 520px;
}

.hero-title {
  font-size: clamp(1.9rem, 4vw, 3rem);
  font-weight: 700;
  line-height: 1.08;
  color: var(--color-navy);
  margin-bottom: 14px;
  letter-spacing: -0.02em;
}
.hero-title::after {
  content: '';
  display: block;
  width: 80px;
  height: 4px;
  background: linear-gradient(90deg, var(--color-primary), rgba(139, 26, 26, 0.35));
  margin-top: 16px;
  border-radius: 2px;
}
.hero-bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
}
.hero-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  animation: orbFloat 12s ease-in-out infinite;
}
.hero-orb-1 { width: 500px; height: 500px; background: rgba(139,26,26,0.08); top: -10%; right: -5%; }
.hero-orb-2 { width: 400px; height: 400px; background: rgba(15,31,61,0.06); bottom: 10%; left: -10%; animation-delay: -4s; }
.hero-orb-3 { width: 300px; height: 300px; background: rgba(15,31,61,0.04); top: 40%; left: 30%; animation-delay: -8s; }
@keyframes orbFloat {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33% { transform: translate(30px, -20px) scale(1.05); }
  66% { transform: translate(-20px, 15px) scale(0.95); }
}

.hero-grid-bg {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(15,31,61,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(15,31,61,0.04) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse at center, black 20%, transparent 70%);
}

.hero .container {
  grid-template-columns: 1.1fr 0.9fr;
  gap: 24px;
  min-height: auto;
  align-items: center;
  padding-top: 18px;
  padding-bottom: 26px;
}

.hero-visual {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
}
.hero-logo-wrap {
  position: relative;
  padding: 40px;
}
.hero-logo-wrap::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(165,32,36,0.15) 0%, transparent 70%);
  animation: heroGlow 4s ease infinite;
}
.hero-logo-wrap::after {
  content: '';
  position: absolute;
  inset: -20px;
  border: 1px solid rgba(165,32,36,0.15);
  border-radius: 50%;
  animation: heroRing 8s linear infinite;
}
@keyframes heroGlow {
  0%, 100% { opacity: 0.6; transform: scale(1); }
  50% { opacity: 1; transform: scale(1.08); }
}
@keyframes heroRing {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}
.hero-visual img {
  max-height: min(520px, 55vh);
  width: auto;
  position: relative;
  z-index: 1;
  filter: drop-shadow(0 20px 48px rgba(15, 31, 61, 0.15));
  animation: heroLogoFloat 6s ease-in-out infinite;
}
.hero-photo-wrap {
  position: relative;
  padding: 10px;
}
.hero-photo-wrap::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(165,32,36,0.2) 0%, transparent 70%);
  animation: heroGlow 4s ease infinite;
}
.hero-photo-wrap::after {
  content: '';
  position: absolute;
  inset: -16px;
  border: 1px solid rgba(165,32,36,0.2);
  border-radius: 50%;
  animation: heroRing 8s linear infinite;
}
img.hero-photo {
  width: min(340px, 34vw);
  height: min(340px, 34vw);
  border-radius: 50%;
  object-fit: cover;
  object-position: center 20%;
  border: 4px solid rgba(15, 31, 61, 0.12);
}
@keyframes heroLogoFloat {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-12px); }
}

.hero-content h1,
.hero-content .hero-title {
  font-size: clamp(1.9rem, 4vw, 3rem);
  color: var(--color-navy);
  background: none;
  -webkit-text-fill-color: unset;
  background-clip: unset;
  margin-bottom: 14px;
}
.hero-subtitle {
  font-size: clamp(1rem, 2vw, 1.15rem);
  max-width: 520px;
  color: var(--color-text-muted);
  margin-bottom: 0;
}
.hero-bio {
  font-size: 0.95rem !important;
  line-height: 1.75;
  color: var(--color-text-muted) !important;
  opacity: 1 !important;
  border-left: 3px solid var(--color-primary);
  padding-left: 16px;
  margin: 14px 0 20px !important;
}

.hero-stats {
  display: flex;
  gap: 24px;
  margin-top: 20px;
  padding-top: 18px;
  border-top: 1px solid rgba(15, 31, 61, 0.08);
  flex-wrap: wrap;
}
.hero-stat .num {
  font-family: var(--font-heading);
  font-size: 1.65rem;
  font-weight: 700;
  color: var(--color-primary);
  line-height: 1;
}
.hero-stat .lbl {
  font-size: 0.75rem;
  color: var(--color-text-muted);
  margin-top: 4px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.hero-ekg-wrap {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 64px;
  overflow: hidden;
  pointer-events: none;
  z-index: 2;
  opacity: 0.38;
}
.hero-ekg-track {
  display: flex;
  width: max-content;
  animation: ekgScroll 14s linear infinite;
}
.hero-ekg {
  display: block;
  width: 1200px;
  height: 64px;
  flex-shrink: 0;
  color: var(--color-primary);
}
@keyframes ekgScroll {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}
.hero-scroll {
  display: none;
}

/* ── Marquee ── */
.marquee-section {
  background: var(--color-navy);
  border-top: 1px solid rgba(255,255,255,0.06);
  border-bottom: 1px solid rgba(255,255,255,0.06);
  padding: 20px 0;
  overflow: hidden;
}
.marquee-track {
  display: flex;
  gap: 48px;
  animation: marquee 30s linear infinite;
  width: max-content;
}
.marquee-track span {
  color: #fff;
  font-family: var(--font-heading);
  font-size: 0.95rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  white-space: nowrap;
  display: flex;
  align-items: center;
  gap: 48px;
}
.marquee-track span::after {
  content: '◆';
  color: var(--color-primary);
  font-size: 0.5rem;
}
@keyframes marquee {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

/* ── Stats Band ── */
.stats-band {
  background: linear-gradient(135deg, var(--color-primary-dark) 0%, var(--color-primary) 50%, #7a1818 100%);
  padding: 0;
  position: relative;
  overflow: hidden;
}
/* stats-band::before kaldırıldı */
.stats-band-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  position: relative;
  z-index: 1;
}
.stat-item {
  padding: 32px 24px;
  text-align: center;
  border-right: 1px solid rgba(255,255,255,0.1);
  color: #fff;
}
.stat-item:last-child { border-right: none; }
.stat-item .counter {
  font-family: var(--font-heading);
  font-size: clamp(2.5rem, 4vw, 3.5rem);
  font-weight: 700;
  line-height: 1;
  display: block;
}
.stat-item .counter-suffix { font-size: 0.6em; color: rgba(255,255,255,0.9); }
.stat-item p {
  margin-top: 12px;
  font-size: 0.9rem;
  opacity: 0.85;
  letter-spacing: 0.05em;
}

/* ── Section Premium ── */
.section { padding: 80px 0; }
.section-header { margin-bottom: 40px; }
.section-header h2 { margin-bottom: 12px; }
.section-header .label {
  position: relative;
  padding-left: 40px;
}
.section-header .label::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  width: 28px;
  height: 2px;
  background: var(--color-primary);
  transform: translateY(-50%);
}
.section-header h2 {
  font-size: clamp(2rem, 4.5vw, 3rem);
}
.section-divider {
  height: 80px;
  background: var(--color-bg);
  position: relative;
  overflow: hidden;
}
.section-divider svg {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 40px;
}

/* ── Bento Grid — Uzmanlik ── */
.bento-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.bento-card {
  background: var(--color-white);
  border-radius: 24px;
  padding: 32px;
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(11,20,38,0.06);
  transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  min-height: 240px;
}
.bento-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--gradient-border);
  opacity: 0;
  transition: opacity 0.3s;
}
.bento-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 24px 64px rgba(11,20,38,0.12);
}
.bento-card:hover::before { opacity: 1; }
.bento-card.featured {
  background: linear-gradient(145deg, var(--color-navy) 0%, var(--color-navy-light) 100%);
  color: #fff;
}
.bento-card.featured h3, .bento-card.featured p { color: #fff; }
.bento-card.featured p { opacity: 0.75; }
.bento-card.featured .bento-icon {
  background: rgba(165,32,36,0.25);
  color: #fff;
}
.bento-icon {
  width: 64px;
  height: 64px;
  border-radius: 16px;
  background: rgba(139,26,26,0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
  margin-bottom: 24px;
  font-size: 1.8rem;
}
.bento-card h3 { font-size: 1.25rem; margin-bottom: 12px; }
.bento-card p { color: var(--color-text-muted); font-size: 0.95rem; line-height: 1.7; }
.bento-num {
  position: absolute;
  top: 24px;
  right: 28px;
  font-family: var(--font-heading);
  font-size: 4rem;
  font-weight: 700;
  color: rgba(255,255,255,0.06);
  line-height: 1;
}
.bento-card:not(.featured) .bento-num { color: rgba(11,20,38,0.04); }

/* ── Premium Cards ── */
.card {
  border-radius: 24px;
  padding: 40px;
  position: relative;
  overflow: hidden;
}
.card::after {
  content: '';
  position: absolute;
  top: -50%;
  right: -50%;
  width: 100%;
  height: 100%;
  background: radial-gradient(circle, rgba(165,32,36,0.04) 0%, transparent 60%);
  pointer-events: none;
}
.card-icon {
  width: 72px;
  height: 72px;
  border-radius: 20px;
  font-size: 1.5rem;
}

/* ── Vaka Premium ── */
.vaka-card {
  border-radius: 24px;
  position: relative;
  group: vaka;
}
.vaka-card-image {
  height: 280px;
  position: relative;
}
.vaka-card-image::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(11,20,38,0.85) 0%, transparent 50%);
  opacity: 0;
  transition: opacity 0.4s;
}
.vaka-card:hover .vaka-card-image::after { opacity: 1; }
.vaka-card-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 24px;
  transform: translateY(20px);
  opacity: 0;
  transition: all 0.4s;
  z-index: 2;
  color: #fff;
}
.vaka-card:hover .vaka-card-overlay {
  transform: translateY(0);
  opacity: 1;
}
.vaka-card-body { padding: 28px; }
.vaka-card-index {
  position: absolute;
  top: 20px;
  left: 20px;
  width: 44px;
  height: 44px;
  background: rgba(165,32,36,0.9);
  color: #fff;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.9rem;
  z-index: 3;
}

/* ── Split CTA ── */
.split-cta {
  display: grid;
  grid-template-columns: 1fr 1fr;
  min-height: 300px;
  border-radius: 32px;
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}
.split-cta-dark {
  background: linear-gradient(135deg, var(--color-navy) 0%, #1a2540 100%);
  padding: 40px 44px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  color: #fff;
  position: relative;
}
.split-cta-dark h3 { color: #fff; font-size: 2rem; margin-bottom: 16px; }
.split-cta-dark p { opacity: 0.7; margin-bottom: 28px; max-width: 400px; }
.split-cta-light {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  padding: 40px 44px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  color: #fff;
  position: relative;
}
.split-cta-light img { height: 112px; width: auto; max-width: 150px; margin-bottom: 24px; filter: none; object-fit: contain; }
.split-cta-light h3 { color: #fff; font-size: 1.5rem; margin-bottom: 12px; }
.split-cta-light .btn-outline {
  color: #fff;
  border-color: rgba(255, 255, 255, 0.45);
}
.split-cta-light .btn-outline:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: #fff;
  color: #fff;
}

/* ── Page Hero Premium ── */
.page-hero {
  padding: 200px 0 100px;
  min-height: 420px;
  display: flex;
  align-items: center;
  position: relative;
}
.page-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 80% 20%, rgba(139,26,26,0.15) 0%, transparent 50%),
    radial-gradient(ellipse at 20% 80%, rgba(15,31,61,0.1) 0%, transparent 40%);
}
.page-hero .container { position: relative; z-index: 1; }
.page-hero h1 {
  font-size: clamp(2.5rem, 5vw, 4rem);
  margin-bottom: 16px;
}
.page-breadcrumb {
  display: flex;
  gap: 12px;
  align-items: center;
  font-size: 0.9rem;
  color: rgba(255,255,255,0.5);
  margin-bottom: 24px;
}
.page-breadcrumb a { color: rgba(255,255,255,0.85); }
.page-breadcrumb span { opacity: 0.4; }

/* ── About Premium ── */
.about-showcase {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 80px;
  align-items: center;
}
.about-logo-panel {
  position: relative;
  padding: 60px;
  background: linear-gradient(145deg, var(--color-navy) 0%, var(--color-navy-light) 100%);
  border-radius: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 480px;
  overflow: hidden;
}
.about-logo-panel::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 30% 70%, rgba(165,32,36,0.2) 0%, transparent 50%);
}
.about-logo-panel img {
  max-height: 420px;
  width: auto;
  position: relative;
  z-index: 1;
  filter: drop-shadow(0 20px 40px rgba(0,0,0,0.3));
}
.timeline {
  position: relative;
  padding-left: 40px;
  margin-top: 48px;
}
.timeline::before {
  content: '';
  position: absolute;
  left: 8px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(to bottom, var(--color-primary), var(--color-navy), transparent);
}
.timeline-item {
  position: relative;
  padding-bottom: 32px;
  padding-left: 24px;
}
.timeline-item::before {
  content: '';
  position: absolute;
  left: -36px;
  top: 6px;
  width: 14px;
  height: 14px;
  background: var(--color-primary);
  border-radius: 50%;
  border: 3px solid var(--color-bg);
  box-shadow: 0 0 0 3px rgba(165,32,36,0.2);
}
.timeline-item h4 { font-size: 1.05rem; margin-bottom: 6px; color: var(--color-navy); }
.timeline-item p { color: var(--color-text-muted); font-size: 0.95rem; }
.timeline-item .year {
  font-family: var(--font-heading);
  color: var(--color-primary);
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 4px;
}

/* ── Expertise Showcase ── */
.expertise-showcase {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  min-height: 200px;
}
.expertise-card {
  background: var(--color-white);
  border-radius: 28px;
  padding: 48px;
  border: 1px solid rgba(11,20,38,0.05);
  transition: all 0.4s ease;
  position: relative;
  overflow: hidden;
}
.expertise-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 20px 60px rgba(11,20,38,0.1);
}
.expertise-card:nth-child(odd) {
  background: linear-gradient(135deg, var(--color-navy) 0%, var(--color-navy-light) 100%);
  color: #fff;
}
.expertise-card:nth-child(odd) h3,
.expertise-card:nth-child(odd) p { color: #fff; }
.expertise-card:nth-child(odd) p { opacity: 0.75; }
.expertise-card:nth-child(odd) .expertise-icon {
  background: rgba(165,32,36,0.3);
  color: #fff;
}
.expertise-icon {
  width: 80px;
  height: 80px;
  border-radius: 20px;
  background: rgba(139,26,26,0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
  margin-bottom: 28px;
}
.expertise-card h3 { font-size: 1.4rem; margin-bottom: 16px; }
.expertise-card p { line-height: 1.8; color: var(--color-text-muted); }

/* ── Contact Premium ── */
.contact-premium {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 40px;
  align-items: start;
}
.contact-cards-stack { display: flex; flex-direction: column; gap: 20px; }
.contact-premium-card {
  background: var(--color-white);
  border-radius: 24px;
  padding: 32px;
  border: 1px solid rgba(11,20,38,0.06);
  display: flex;
  gap: 20px;
  align-items: flex-start;
  transition: all 0.3s;
}
.contact-premium-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateX(8px);
}
.contact-icon-wrap {
  width: 56px;
  height: 56px;
  border-radius: 16px;
  background: rgba(139,26,26,0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
  flex-shrink: 0;
}
.contact-form-premium {
  background: var(--color-white);
  border-radius: 32px;
  padding: 48px;
  box-shadow: var(--shadow-lg);
  border: 1px solid rgba(11,20,38,0.04);
}
.contact-form-premium h3 {
  font-size: 1.6rem;
  margin-bottom: 8px;
}
.contact-form-premium .subtitle {
  color: var(--color-text-muted);
  margin-bottom: 32px;
}

/* ── Form Sayfası — Ortalanmış Geniş Form ── */
.form-page-wrap {
  max-width: 820px;
  margin: 0 auto;
  width: 100%;
}
.form-page-wrap .contact-form-premium {
  padding: 56px 64px;
  width: 100%;
  box-sizing: border-box;
}
.form-page-wrap .form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}
@media (max-width: 768px) {
  .form-page-wrap .contact-form-premium { padding: 36px 28px; }
  .form-page-wrap .form-row { grid-template-columns: 1fr; }
}

/* ── İletişim Sosyal Medya Kartları ── */
.contact-social-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  max-width: 900px;
  margin: 0 auto;
}
.contact-social-card {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 28px 32px;
  background: var(--color-white);
  border-radius: 24px;
  border: 1px solid rgba(11,20,38,0.06);
  box-shadow: var(--shadow-md);
  transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  color: inherit;
  text-decoration: none;
}
.contact-social-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(165,32,36,0.15);
}
.contact-social-icon {
  width: 64px;
  height: 64px;
  border-radius: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: #fff;
}
.contact-social-icon.instagram {
  background: linear-gradient(135deg, #f09433, #e6683c, #dc2743, #cc2366, #bc1888);
}
.contact-social-icon.linkedin {
  background: #0A66C2;
}
.contact-social-text {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.contact-social-text strong {
  font-size: 1.1rem;
  color: var(--color-navy);
}
.contact-social-text span {
  font-size: 0.95rem;
  color: var(--color-text-muted);
}
.contact-social-text em {
  font-style: normal;
  font-size: 0.85rem;
  color: var(--color-primary);
  font-weight: 600;
  margin-top: 4px;
}
.contact-social-arrow {
  flex-shrink: 0;
  color: var(--color-text-muted);
  opacity: 0.4;
  transition: all 0.3s;
}
.contact-social-card:hover .contact-social-arrow {
  opacity: 1;
  color: var(--color-primary);
  transform: translateX(4px);
}
@media (max-width: 640px) {
  .contact-social-grid { grid-template-columns: 1fr; }
  .contact-social-card { padding: 24px; }
}

/* ── MHRS Premium ── */
.mhrs-band {
  padding: 56px 0;
  position: relative;
  overflow: hidden;
}
.mhrs-band::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(255,255,255,0.08) 0%, transparent 60%);
}
.mhrs-content {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 32px;
  align-items: center;
  text-align: left;
}
.mhrs-content h3 { font-size: 2rem; text-align: left; }
.mhrs-content p { text-align: left; margin: 0; max-width: none; }
.mhrs-buttons { flex-direction: column; align-items: stretch; }
.mhrs-buttons .btn {
  min-width: 200px;
  justify-content: center;
  padding: 16px 32px;
}

/* ── Footer Premium ── */
.site-footer { padding: 80px 0 32px; }
.footer-brand img {
  height: 140px;
  width: auto;
  margin-bottom: 24px;
  filter: drop-shadow(0 4px 12px rgba(0,0,0,0.2));
}
.footer-grid { gap: 60px; }
.footer-ekg {
  width: 100%;
  height: 40px;
  margin-bottom: 40px;
  opacity: 0.15;
}

/* ── Vakalar Page ── */
.vaka-grid { gap: 32px; }
.filter-bar { margin-bottom: 48px; }
.filter-btn {
  padding: 12px 28px;
  font-size: 0.95rem;
  border-width: 1px;
}

/* ── Buttons Premium ── */
.btn {
  padding: 16px 32px;
  font-size: 0.95rem;
  letter-spacing: 0.02em;
  position: relative;
  overflow: hidden;
}
.btn-primary {
  box-shadow: 0 4px 20px rgba(139, 26, 26, 0.3);
}
.btn-lg {
  padding: 18px 40px;
  font-size: 1rem;
}

/* ── Mobile & Tablet Nav ── */
@media (max-width: 968px) {
  :root {
    --header-height: 90px;
  }
  .logo-link img { height: 72px; }
  .site-header.scrolled .logo-link img { height: 64px; }
  .hero .container { grid-template-columns: 1fr; text-align: center; padding-top: 8px; padding-bottom: 12px; gap: 16px; }
  .hero-visual img { max-height: 240px; }
  img.hero-photo { width: min(260px, 72vw); height: min(260px, 72vw); }
  .hero-bio { border-left: none; padding-left: 0; text-align: center; margin-left: auto; margin-right: auto; }
  .hero-institution { text-align: left; margin-left: auto; margin-right: auto; }
  .hero-stats { justify-content: center; }
  .hero-actions { justify-content: center; }
  .stats-band-grid { grid-template-columns: repeat(2, 1fr); }
  .stat-item { padding: 32px 20px; }
  .stat-item:nth-child(2) { border-right: none; }
  .bento-grid { grid-template-columns: repeat(2, 1fr); }
  .split-cta { grid-template-columns: 1fr; }
  .mhrs-content { grid-template-columns: 1fr; text-align: center; }
  .mhrs-content h3, .mhrs-content p { text-align: center; }
  .about-showcase, .contact-premium, .expertise-showcase { grid-template-columns: 1fr; }
  .about-logo-panel { min-height: 320px; padding: 40px; }
  .about-logo-panel img { max-height: 260px; }
  .main-nav {
    background: var(--color-white);
    border-top: 1px solid rgba(15, 31, 61, 0.08);
    box-shadow: 0 12px 32px rgba(15, 31, 61, 0.1);
  }
  .main-nav a {
    color: var(--color-text);
    width: 100%;
    text-align: center;
    padding: 14px 16px;
  }
  .main-nav a:hover,
  .main-nav a.active {
    color: var(--color-primary);
    background: rgba(139, 26, 26, 0.06);
  }
  .main-nav .nav-cta {
    margin-left: 0 !important;
    margin-top: 8px;
    text-align: center;
    justify-content: center;
  }
  .footer-brand img { height: 100px; }
}

body.loading { overflow: hidden; }

/* ── Logo görselleri ── */
.hero-visual .logo-full { max-height: min(480px, 52vh); width: auto; }
.footer-brand .logo-full { height: 180px; width: auto; max-width: 320px; margin-bottom: 24px; }

/* ── Doktor tanıtım ── */
.doctor-intro {
  display: grid;
  grid-template-columns: 380px 1fr;
  gap: 40px;
  align-items: center;
}
.doctor-photo-wrap {
  position: relative;
  border-radius: 28px;
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  aspect-ratio: 4/5;
  background: var(--color-navy);
}
.doctor-photo-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.doctor-photo-wrap::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(11,20,38,0.5) 0%, transparent 40%);
  pointer-events: none;
}
.doctor-photo-badge {
  position: absolute;
  bottom: 20px;
  left: 20px;
  right: 20px;
  z-index: 2;
  background: rgba(255,255,255,0.95);
  backdrop-filter: blur(8px);
  padding: 14px 18px;
  border-radius: 14px;
  border-left: 4px solid var(--color-primary);
}
.doctor-photo-badge strong { display: block; color: var(--color-navy); font-size: 0.95rem; }
.doctor-photo-badge span { font-size: 0.85rem; color: var(--color-text-muted); }

/* ── Galeri / Instagram ── */
.gallery-section { background: var(--color-navy); color: #fff; }
.gallery-section .section-header h2, .gallery-section .section-header p { color: #fff; }
.gallery-section .section-header p { opacity: 0.7; }
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  grid-auto-rows: 220px;
  gap: 16px;
}
.gallery-item {
  position: relative;
  border-radius: 16px;
  overflow: hidden;
  cursor: pointer;
}
.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}
.gallery-item:hover img { transform: scale(1.08); }
.gallery-item::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0,0,0,0.55), transparent 50%);
  opacity: 0;
  transition: opacity 0.3s;
}
.gallery-item:hover::after { opacity: 1; }
.gallery-item span {
  position: absolute;
  bottom: 14px;
  left: 14px;
  right: 14px;
  color: #fff;
  font-size: 0.85rem;
  font-weight: 600;
  z-index: 1;
  opacity: 0;
  transform: translateY(8px);
  transition: all 0.3s;
}
.gallery-item:hover span { opacity: 1; transform: translateY(0); }
.gallery-item.large { grid-column: span 2; grid-row: span 2; }
.gallery-item.tall { grid-row: span 2; }
.instagram-cta {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  margin-top: 28px;
  flex-wrap: wrap;
}
.instagram-cta a {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 28px;
  background: linear-gradient(135deg, #833AB4, #FD1D1D, #F77737);
  color: #fff;
  border-radius: 50px;
  font-weight: 600;
  transition: transform 0.3s, box-shadow 0.3s;
}
.instagram-cta a:hover { transform: translateY(-2px); box-shadow: 0 8px 24px rgba(131,58,180,0.4); color: #fff; }

/* ══ Ana sayfa — premium düzen ══ */
body[data-page="anasayfa"] .hero {
  min-height: min(78vh, 780px);
}
body[data-page="anasayfa"] .hero .container {
  min-height: calc(min(78vh, 780px) - var(--header-height));
  padding-top: 18px;
  padding-bottom: 26px;
  gap: 24px;
}
body[data-page="anasayfa"] img.hero-photo {
  width: min(360px, 34vw);
  height: min(360px, 34vw);
}

.hero-bio {
  max-width: 560px;
}

body[data-page="anasayfa"] .section { padding: 64px 0; }
body[data-page="anasayfa"] .section-header { margin-bottom: 32px; }
body[data-page="anasayfa"] .doctor-intro-text { margin-bottom: 24px; }
body[data-page="anasayfa"] .gallery-grid { gap: 12px; grid-auto-rows: 200px; }

.doctor-intro-content h2 {
  font-size: clamp(1.8rem, 3vw, 2.2rem);
  margin-bottom: 20px;
  color: var(--color-navy);
  line-height: 1.1;
}
.doctor-intro-content .label {
  display: inline-block;
  margin-bottom: 14px;
  font-size: 0.9rem;
  font-weight: 700;
  letter-spacing: 0.14em;
}

.section-cta {
  text-align: center;
  margin-top: 36px;
}

.doctor-intro-lead {
  font-size: 1.05rem;
  line-height: 1.85;
  color: var(--color-text-muted);
  margin-bottom: 16px;
}
.doctor-intro-text {
  font-size: 1rem;
  line-height: 1.85;
  color: var(--color-text-muted);
  margin-bottom: 32px;
}

#vakalar .vaka-grid {
  grid-template-columns: repeat(auto-fill, minmax(min(100%, 340px), 1fr));
  gap: 24px;
}

#vakalar .section-header,
#uzmanlik .section-header {
  text-align: center;
  max-width: 720px;
  margin-left: auto;
  margin-right: auto;
}

#uzmanlik .bento-grid {
  margin-top: 8px;
}

/* Form her zaman görünür */
.contact-form-premium.reveal-static,
.contact-form-premium { opacity: 1 !important; visibility: visible !important; }

@media (max-width: 968px) {
  .doctor-intro { grid-template-columns: 1fr; }
  .doctor-photo-wrap { max-width: 400px; margin: 0 auto; }
  .doctor-intro-content { text-align: center; }
  .doctor-intro-content .btn { display: inline-flex; margin: 0 auto; }
  .gallery-grid { grid-template-columns: repeat(2, 1fr); grid-auto-rows: 180px; }
  .gallery-item.large { grid-column: span 2; grid-row: span 1; }
  .gallery-item.tall { grid-row: span 1; }
  .bento-grid { grid-template-columns: 1fr; }
}

.split-cta-light img.split-cta-logo { height: 112px; width: auto; max-width: 150px; filter: none; object-fit: contain; }