/* =========================================================================
   Prof. Dr. Hüseyin Botanlıoğlu — Kişisel Web Sitesi
   Tasarım Sistemi: Navy + Bronz/Altın aksan, Playfair Display + Inter
   ========================================================================= */

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

/* ---------- Tasarım Token'ları ---------- */
:root{
  /* Tipografi */
  --font-heading:'Playfair Display', Georgia, 'Times New Roman', serif;
  --font-body:'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

  /* Ana Renk Paleti — Lacivert + Bronz/Altın */
  --navy-950:#0A0F1C;
  --navy-900:#0F172A;
  --navy-800:#1B2A41;
  --navy-700:#2C4055;
  --navy-600:#48586E;
  --gold-700:#8A6A26;
  --gold-600:#A1802F;
  --gold-500:#BC9A4F;
  --gold-100:#F4EBD8;

  /* Tedavi Alanı Aksan Renkleri */
  --accent-spine:#1E3A5F;      /* Omurga Cerrahisi — derin mavi */
  --accent-onco:#7C2D3A;       /* Ortopedik Onkoloji — bordo */
  --accent-arthro:#A1802F;     /* Artroplasti — bronz/altın */

  /* Nötr / Yüzey */
  --bg:#FBFAF7;
  --bg-alt:#F3F0E9;
  --surface:#FFFFFF;
  --text:#151E2B;
  --text-muted:#5B6472;
  --text-inverse:#F5F3EE;
  --border:#E6E1D6;
  --border-strong:#D6CFBE;

  --success:#1E6B4E;
  --danger:#B3261E;

  /* Ölçekler */
  --radius-sm:8px;
  --radius-md:14px;
  --radius-lg:22px;
  --radius-pill:999px;

  --shadow-sm:0 1px 3px rgba(15,23,42,.06), 0 1px 2px rgba(15,23,42,.08);
  --shadow-md:0 8px 24px -8px rgba(15,23,42,.16);
  --shadow-lg:0 24px 48px -16px rgba(15,23,42,.22);

  --container:1200px;
  --container-narrow:820px;

  --space-1:.25rem;
  --space-2:.5rem;
  --space-3:.75rem;
  --space-4:1rem;
  --space-5:1.5rem;
  --space-6:2rem;
  --space-7:3rem;
  --space-8:4.5rem;
  --space-9:6.5rem;

  --ease:cubic-bezier(.22,.61,.36,1);
  --transition-fast:180ms var(--ease);
  --transition:280ms var(--ease);

  --nav-h:76px;
}

/* ---------- Reset ---------- */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0;}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;overflow-x:hidden;width:100%;}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto;}
  *,*::before,*::after{animation-duration:.001ms !important;animation-iteration-count:1 !important;transition-duration:.001ms !important;scroll-behavior:auto !important;}
}
body{
  font-family:var(--font-body);
  font-size:16px;
  line-height:1.65;
  color:var(--text);
  background:var(--bg);
  min-height:100vh;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img,svg,canvas{display:block;max-width:100%;}
a{color:inherit;text-decoration:none;}
ul,ol{list-style:none;}
button{font:inherit;color:inherit;background:none;border:none;cursor:pointer;}
input,textarea,select{font:inherit;color:inherit;}
h1,h2,h3,h4{font-family:var(--font-heading);font-weight:600;line-height:1.18;letter-spacing:-.01em;color:var(--navy-900);}
h1{font-size:clamp(2.3rem,5vw + 1rem,3.8rem);font-weight:600;}
h2{font-size:clamp(1.9rem,3vw + 1rem,2.6rem);}
h3{font-size:clamp(1.25rem,1.4vw + 1rem,1.5rem);}
p{color:var(--text-muted);}

:focus-visible{outline:3px solid var(--gold-500);outline-offset:3px;border-radius:4px;}

.container{width:100%;max-width:var(--container);margin-inline:auto;padding-inline:clamp(1.25rem,4vw,2.5rem);}
.container-narrow{width:100%;max-width:var(--container-narrow);margin-inline:auto;padding-inline:clamp(1.25rem,4vw,2.5rem);}

.section{padding-block:clamp(3.5rem,7vw,6.5rem);}
.section-alt{background:var(--bg-alt);}
.section-navy{background:linear-gradient(160deg,var(--navy-950),var(--navy-900) 60%,var(--navy-800));color:var(--text-inverse);}
.section-navy h2,.section-navy h3,.section-navy p{color:var(--text-inverse);}
.section-navy p{opacity:.78;}

.eyebrow{
  display:inline-flex;align-items:center;gap:.5rem;
  font-size:.78rem;font-weight:600;letter-spacing:.14em;text-transform:uppercase;
  color:var(--gold-700);
  margin-bottom:var(--space-4);
}
.eyebrow::before{content:'';width:26px;height:2px;background:var(--gold-500);display:inline-block;}
.section-navy .eyebrow{color:var(--gold-500);}

.section-head{max-width:640px;margin-bottom:var(--space-7);}
.section-head.center{margin-inline:auto;text-align:center;}
.section-head p{margin-top:var(--space-3);font-size:1.05rem;}

/* ---------- Butonlar ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:.55rem;
  padding:.9rem 1.75rem;
  border-radius:var(--radius-pill);
  font-weight:600;font-size:.95rem;
  min-height:48px;
  transition:transform var(--transition-fast),box-shadow var(--transition-fast),background var(--transition-fast),color var(--transition-fast),border-color var(--transition-fast);
  cursor:pointer;
  white-space:nowrap;
  border:1.5px solid transparent;
}
.btn:hover{transform:translateY(-2px);}
.btn:active{transform:translateY(0);}
.btn-primary{background:var(--navy-900);color:#fff;box-shadow:var(--shadow-sm);}
.btn-primary:hover{background:var(--navy-800);box-shadow:var(--shadow-md);}
.btn-gold{background:linear-gradient(135deg,var(--gold-600),var(--gold-700));color:#fff;box-shadow:var(--shadow-sm);}
.btn-gold:hover{box-shadow:var(--shadow-md);}
.btn-outline{border-color:rgba(15,23,42,.22);color:var(--navy-900);background:transparent;}
.btn-outline:hover{border-color:var(--navy-900);background:var(--navy-900);color:#fff;}
.btn-outline-light{border-color:rgba(245,243,238,.35);color:var(--text-inverse);}
.btn-outline-light:hover{border-color:var(--text-inverse);background:rgba(245,243,238,.1);}
.btn-block{width:100%;}
.btn svg{width:18px;height:18px;flex-shrink:0;}

/* ---------- Header / Navigasyon ---------- */
/* NOT: Bulanık cam efekti bilinçli olarak ::before sözde öğesine taşındı.
   backdrop-filter, uygulandığı öğeyi fixed konumlu alt öğeler için yeni bir
   "containing block" haline getirir — bu da mobil menünün (position:fixed)
   header'a hapsolmasına yol açardı. Efekti ayrı bir katmana taşımak bu
   sorunu çözer ve header'ın kendisini fixed alt öğeler için şeffaf bırakır. */
.site-header{
  position:sticky;top:0;z-index:100;
  height:var(--nav-h);
  display:flex;align-items:center;
  border-bottom:1px solid var(--border);
  transition:box-shadow var(--transition);
}
.site-header::before{
  content:'';
  position:absolute;
  inset:0;
  background:rgba(251,250,247,.86);
  backdrop-filter:blur(14px) saturate(140%);
  -webkit-backdrop-filter:blur(14px) saturate(140%);
  z-index:-1;
}
.site-header.is-scrolled{box-shadow:0 4px 20px -8px rgba(15,23,42,.14);}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:var(--space-5);width:100%;}

.nav-inner{min-width:0;}
.brand{display:flex;align-items:center;gap:.7rem;min-width:0;flex-shrink:1;}
.brand-mark{
  width:44px;height:44px;border-radius:50%;
  background:linear-gradient(145deg,var(--navy-900),var(--navy-700));
  color:var(--gold-500);
  display:flex;align-items:center;justify-content:center;
  font-family:var(--font-heading);font-weight:700;font-size:1.05rem;
  flex-shrink:0;
  box-shadow:inset 0 0 0 1.5px rgba(188,154,79,.5);
}
.brand-text{display:flex;flex-direction:column;line-height:1.15;min-width:0;}
.brand-name{font-family:var(--font-heading);font-weight:600;font-size:1.02rem;color:var(--navy-900);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:100%;}
.brand-role{font-size:.68rem;letter-spacing:.06em;text-transform:uppercase;color:var(--text-muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:100%;}
@media (max-width:420px){
  .brand-name{font-size:.86rem;max-width:34vw;}
  .brand-role{display:none;}
}

.nav-links{display:flex;align-items:center;gap:var(--space-6);}
.nav-links a{
  font-size:.95rem;font-weight:500;color:var(--navy-800);
  position:relative;padding-block:.4rem;
}
.nav-links a::after{
  content:'';position:absolute;left:0;bottom:-2px;width:0;height:2px;
  background:var(--gold-600);transition:width var(--transition-fast);
}
.nav-links a:hover::after,.nav-links a.is-active::after{width:100%;}
.nav-links a.is-active{color:var(--navy-950);font-weight:600;}

.nav-cta{display:flex;align-items:center;gap:var(--space-3);}
.nav-toggle{
  display:none;width:46px;height:46px;border-radius:50%;
  align-items:center;justify-content:center;
  border:1.5px solid var(--border-strong);
  flex-shrink:0;
}
.nav-toggle span{display:block;width:20px;height:2px;background:var(--navy-900);position:relative;transition:background var(--transition-fast);}
.nav-toggle span::before,.nav-toggle span::after{
  content:'';position:absolute;left:0;width:20px;height:2px;background:var(--navy-900);transition:transform var(--transition-fast),top var(--transition-fast);
}
.nav-toggle span::before{top:-6px;}
.nav-toggle span::after{top:6px;}
.nav-toggle.is-open span{background:transparent;}
.nav-toggle.is-open span::before{top:0;transform:rotate(45deg);}
.nav-toggle.is-open span::after{top:0;transform:rotate(-45deg);}

@media (max-width:960px){
  .nav-links{
    position:fixed;inset:var(--nav-h) 0 0 0;
    background:var(--bg);
    flex-direction:column;justify-content:flex-start;
    padding:var(--space-7) var(--space-5);
    gap:var(--space-2);
    transform:translateX(100%);
    transition:transform var(--transition);
    overflow-y:auto;
  }
  .nav-links.is-open{transform:translateX(0);}
  .nav-links a{width:100%;padding:1rem .25rem;border-bottom:1px solid var(--border);font-size:1.15rem;}
  .nav-cta .btn-outline{display:none;}
  .nav-toggle{display:inline-flex;}
}

/* ---------- Hero ---------- */
.hero{
  position:relative;
  padding-top:clamp(3rem,8vw,5rem);
  padding-bottom:clamp(3rem,8vw,5.5rem);
  overflow:hidden;
  background:
    radial-gradient(1100px 480px at 85% -10%, rgba(188,154,79,.16), transparent 60%),
    linear-gradient(180deg,var(--navy-950),var(--navy-900) 55%,var(--navy-800));
  color:var(--text-inverse);
}
.hero::after{
  content:'';position:absolute;inset:0;pointer-events:none;
  background-image:radial-gradient(rgba(245,243,238,.05) 1px, transparent 1px);
  background-size:26px 26px;
  mask-image:linear-gradient(180deg,rgba(0,0,0,.55),transparent 75%);
}
.hero-grid{
  position:relative;z-index:1;
  display:grid;grid-template-columns:1.05fr .95fr;
  gap:clamp(2rem,5vw,4rem);
  align-items:center;
}
.hero-eyebrow{
  display:inline-flex;align-items:center;gap:.55rem;
  padding:.5rem 1rem;border-radius:var(--radius-pill);
  background:rgba(245,243,238,.08);
  border:1px solid rgba(188,154,79,.35);
  font-size:.78rem;font-weight:600;letter-spacing:.08em;text-transform:uppercase;color:var(--gold-500);
  margin-bottom:var(--space-5);
}
.hero-eyebrow .dot{width:7px;height:7px;border-radius:50%;background:var(--gold-500);box-shadow:0 0 0 4px rgba(188,154,79,.22);}
.hero h1{color:#fff;font-size:clamp(2.4rem,3.6vw + 1rem,4rem);}
.hero h1 em{font-style:italic;color:var(--gold-500);font-weight:500;}
.hero-lede{margin-top:var(--space-5);font-size:1.12rem;max-width:520px;color:rgba(245,243,238,.8);}
.hero-actions{display:flex;flex-wrap:wrap;gap:var(--space-3);margin-top:var(--space-7);}
.hero-tags{display:flex;flex-wrap:wrap;gap:.6rem;margin-top:var(--space-7);}
.hero-tag{
  padding:.5rem .95rem;border-radius:var(--radius-pill);
  border:1px solid rgba(245,243,238,.18);
  font-size:.82rem;color:rgba(245,243,238,.82);
  display:inline-flex;align-items:center;gap:.45rem;
}
.hero-tag svg{width:15px;height:15px;color:var(--gold-500);}

.hero-visual{position:relative;}
.hero-portrait{
  position:relative;
  aspect-ratio:4/5;
  border-radius:var(--radius-lg);
  overflow:hidden;
  border:1px solid rgba(188,154,79,.3);
  box-shadow:var(--shadow-lg);
}
.hero-stat-card{
  position:absolute;left:-1.25rem;bottom:-1.25rem;
  background:var(--surface);
  color:var(--text);
  border-radius:var(--radius-md);
  padding:1.1rem 1.4rem;
  box-shadow:var(--shadow-lg);
  display:flex;align-items:center;gap:.9rem;
  max-width:250px;
}
@media (max-width:560px){ .hero-stat-card{left:.5rem;bottom:-1rem;padding:.85rem 1rem;} }
.hero-stat-card strong{font-family:var(--font-heading);font-size:1.5rem;color:var(--navy-900);display:block;line-height:1;}
.hero-stat-card span{font-size:.78rem;color:var(--text-muted);}

@media (max-width:900px){
  .hero-grid{grid-template-columns:1fr;}
  .hero-visual{order:-1;max-width:340px;margin-inline:auto;width:70%;}
}

/* ---------- Placeholder Görsel Blokları ---------- */
.img-placeholder{
  position:relative;
  width:100%;height:100%;
  min-height:220px;
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:.6rem;
  background:
    linear-gradient(155deg, var(--navy-800), var(--navy-900)),
    repeating-linear-gradient(45deg, rgba(255,255,255,.035) 0 2px, transparent 2px 14px);
  color:rgba(245,243,238,.75);
  text-align:center;padding:1.5rem;
}
.img-placeholder .ph-mono{
  width:64px;height:64px;border-radius:50%;
  border:1.5px solid rgba(188,154,79,.55);
  display:flex;align-items:center;justify-content:center;
  font-family:var(--font-heading);font-size:1.3rem;color:var(--gold-500);
}
.img-placeholder small{font-size:.72rem;letter-spacing:.04em;max-width:200px;line-height:1.4;opacity:.85;}
.img-placeholder.light{
  background:
    linear-gradient(155deg, var(--bg-alt), var(--surface)),
    repeating-linear-gradient(45deg, rgba(15,23,42,.03) 0 2px, transparent 2px 14px);
  color:var(--text-muted);
  border:1px dashed var(--border-strong);
}
.img-placeholder.light .ph-mono{border-color:var(--gold-600);color:var(--gold-700);}
.img-placeholder.square{aspect-ratio:1/1;}
.img-placeholder.wide{aspect-ratio:16/9;}
.img-placeholder.portrait{aspect-ratio:3/4;}

/* ---------- Fotoğraf Yuvası (assets/ klasörüne görsel eklendiğinde otomatik görünür) ---------- */
/* Kullanım: .photo-slot içine önce <img class="real-photo" src="assets/....jpg" ...>, sonra
   mevcut .img-placeholder bloğunu koyun. Görsel assets/ klasöründe gerçekten varsa otomatik
   yüklenip placeholder'ın yerini alır; yoksa (henüz eklenmediyse) placeholder görünmeye devam eder. */
.photo-slot{position:relative;width:100%;height:100%;}
.photo-slot.square{aspect-ratio:1/1;}
.photo-slot.wide{aspect-ratio:16/9;}
.photo-slot.portrait{aspect-ratio:3/4;}
.photo-slot .real-photo{
  position:absolute;inset:0;width:100%;height:100%;
  object-fit:cover;border-radius:inherit;display:none;
}
.photo-slot .real-photo.is-loaded{display:block;}
.photo-slot .real-photo.is-loaded ~ .img-placeholder{display:none;}
.photo-slot .img-placeholder{position:absolute;inset:0;width:100%;height:100%;}

/* ---------- Kart / Grid Sistemleri ---------- */
.grid{display:grid;gap:var(--space-6);}
.grid-3{grid-template-columns:repeat(3,1fr);}
.grid-2{grid-template-columns:repeat(2,1fr);}
.grid-4{grid-template-columns:repeat(4,1fr);}
@media (max-width:960px){ .grid-3,.grid-4{grid-template-columns:repeat(2,1fr);} }
@media (max-width:640px){ .grid-3,.grid-4,.grid-2{grid-template-columns:1fr;} }

.card{
  background:var(--surface);
  border:1px solid var(--border);
  border-radius:var(--radius-lg);
  padding:var(--space-6);
  transition:transform var(--transition),box-shadow var(--transition),border-color var(--transition);
}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:var(--border-strong);}

/* Uzmanlık alanı kartları */
.specialty-card{
  position:relative;overflow:hidden;
  display:flex;flex-direction:column;gap:var(--space-4);
  color:var(--text-inverse);
  background:linear-gradient(165deg,var(--navy-900),var(--navy-800));
  border:1px solid rgba(188,154,79,.2);
  min-height:320px;
  justify-content:flex-end;
}
.specialty-card::before{
  content:'';position:absolute;inset:0;
  background:radial-gradient(420px 220px at 100% 0%, var(--accent-glow,rgba(188,154,79,.28)), transparent 65%);
}
.specialty-card[data-area="spine"]{ --accent-glow:rgba(65,105,158,.35); }
.specialty-card[data-area="onco"]{ --accent-glow:rgba(163,60,80,.32); }
.specialty-card[data-area="arthro"]{ --accent-glow:rgba(188,154,79,.35); }
.specialty-icon{
  width:52px;height:52px;border-radius:14px;
  display:flex;align-items:center;justify-content:center;
  background:rgba(245,243,238,.08);
  border:1px solid rgba(245,243,238,.16);
  position:relative;z-index:1;
}
.specialty-icon svg{width:26px;height:26px;color:var(--gold-500);}
.specialty-card h3{color:#fff;position:relative;z-index:1;}
.specialty-card p{position:relative;z-index:1;color:rgba(245,243,238,.72);font-size:.95rem;}
.specialty-card .link-row{position:relative;z-index:1;display:flex;align-items:center;gap:.4rem;font-weight:600;font-size:.88rem;color:var(--gold-500);margin-top:.25rem;}
.specialty-card .link-row svg{width:16px;height:16px;transition:transform var(--transition-fast);}
.specialty-card:hover .link-row svg{transform:translateX(4px);}

/* İstatistikler */
.stats-row{display:grid;grid-template-columns:repeat(4,1fr);gap:var(--space-5);}
@media (max-width:760px){ .stats-row{grid-template-columns:repeat(2,1fr);} }
.stat-item{text-align:center;padding:var(--space-5) var(--space-3);border-right:1px solid var(--border);}
.stat-item:last-child{border-right:none;}
@media (max-width:760px){ .stat-item{border-right:none;border-bottom:1px solid var(--border);} }
.stat-number{
  font-family:var(--font-heading);font-weight:700;
  font-size:clamp(2rem,3vw,2.6rem);color:var(--navy-900);
  display:flex;align-items:baseline;justify-content:center;gap:.15rem;
}
.stat-number .suffix{font-size:1.4rem;color:var(--gold-600);}
.stat-label{margin-top:.4rem;font-size:.85rem;color:var(--text-muted);}
.section-navy .stat-item{border-color:rgba(245,243,238,.14);}
.section-navy .stat-number{color:#fff;}

/* Hakkımda önizleme / genel iki kolon */
.split{display:grid;grid-template-columns:.85fr 1.15fr;gap:clamp(2rem,5vw,4rem);align-items:center;}
.split.reverse{grid-template-columns:1.15fr .85fr;}
.split.reverse .split-visual{order:2;}
@media (max-width:900px){
  .split,.split.reverse{grid-template-columns:1fr;}
  .split .split-visual,.split.reverse .split-visual{order:-1;max-width:420px;margin-inline:auto;width:100%;}
}

.badge-list{display:flex;flex-wrap:wrap;gap:.6rem;margin-top:var(--space-5);}
.badge{
  display:inline-flex;align-items:center;gap:.4rem;
  padding:.5rem .9rem;border-radius:var(--radius-pill);
  background:var(--bg-alt);border:1px solid var(--border);
  font-size:.82rem;font-weight:500;color:var(--navy-800);
}
.badge svg{width:14px;height:14px;color:var(--gold-600);}
.badge.is-active{background:var(--navy-900);color:#fff;}
button.badge{transition:background var(--transition-fast),color var(--transition-fast);}

/* Zaman çizelgesi (Hakkımda) */
.timeline{position:relative;padding-left:2.1rem;}
.timeline::before{content:'';position:absolute;left:.4rem;top:.4rem;bottom:.4rem;width:2px;background:linear-gradient(var(--border-strong),var(--border));}
.timeline-item{position:relative;padding-bottom:var(--space-6);}
.timeline-item:last-child{padding-bottom:0;}
.timeline-item::before{
  content:'';position:absolute;left:-2.1rem;top:.35rem;
  width:.85rem;height:.85rem;border-radius:50%;
  background:var(--surface);border:2.5px solid var(--gold-600);
}
.timeline-year{font-size:.8rem;font-weight:700;letter-spacing:.05em;color:var(--gold-700);text-transform:uppercase;}
.timeline-item h4{margin-top:.25rem;font-family:var(--font-heading);font-size:1.15rem;color:var(--navy-900);}
.timeline-item p{margin-top:.35rem;font-size:.95rem;}

/* ---------- 3D Görselleştirme Modülü ---------- */
.viewer3d{
  position:relative;
  aspect-ratio:1/1;
  border-radius:var(--radius-lg);
  overflow:hidden;
  background:radial-gradient(circle at 50% 20%, var(--navy-800), var(--navy-950) 78%);
  border:1px solid rgba(188,154,79,.22);
  box-shadow:var(--shadow-lg);
}
.viewer3d canvas{width:100% !important;height:100% !important;cursor:grab;touch-action:none;}
.viewer3d canvas:active{cursor:grabbing;}
.viewer3d-hint{
  position:absolute;left:50%;bottom:14px;transform:translateX(-50%);
  display:inline-flex;align-items:center;gap:.4rem;
  padding:.45rem .85rem;border-radius:var(--radius-pill);
  background:rgba(10,15,28,.55);backdrop-filter:blur(6px);
  border:1px solid rgba(245,243,238,.14);
  font-size:.74rem;color:rgba(245,243,238,.82);
  pointer-events:none;
  transition:opacity var(--transition);
}
.viewer3d-hint svg{width:14px;height:14px;color:var(--gold-500);}
.viewer3d.is-interacting .viewer3d-hint{opacity:0;}
.viewer3d-badge{
  position:absolute;top:14px;left:14px;
  font-size:.7rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;
  color:var(--gold-500);
  padding:.4rem .75rem;border-radius:var(--radius-pill);
  background:rgba(245,243,238,.06);border:1px solid rgba(188,154,79,.3);
}
.viewer3d-loading{
  position:absolute;inset:0;display:flex;align-items:center;justify-content:center;
  color:rgba(245,243,238,.55);font-size:.85rem;gap:.6rem;
}
.viewer3d-loading .spin{
  width:18px;height:18px;border-radius:50%;
  border:2px solid rgba(245,243,238,.2);border-top-color:var(--gold-500);
  animation:spin .8s linear infinite;
}
@keyframes spin{to{transform:rotate(360deg);}}
.viewer3d-fallback{
  position:absolute;inset:0;display:none;flex-direction:column;align-items:center;justify-content:center;
  gap:.6rem;text-align:center;padding:2rem;color:rgba(245,243,238,.7);font-size:.85rem;
}
.no-webgl .viewer3d-fallback{display:flex;}
.no-webgl canvas{display:none;}

/* Tedavi bölüm satırı (3D + metin) */
.treatment-block{padding-block:clamp(3.5rem,7vw,6rem);border-bottom:1px solid var(--border);}
.treatment-block:last-of-type{border-bottom:none;}
.treatment-kicker{display:flex;align-items:center;gap:.7rem;margin-bottom:var(--space-4);}
.treatment-kicker .num{
  font-family:var(--font-heading);font-size:.95rem;font-weight:700;
  width:34px;height:34px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  border:1.5px solid var(--gold-600);color:var(--gold-700);
}
.treatment-list{margin-top:var(--space-5);display:flex;flex-direction:column;gap:.65rem;}
.treatment-list li{
  display:flex;align-items:flex-start;gap:.65rem;
  font-size:.96rem;color:var(--text);
  padding:.2rem 0;
}
.treatment-list svg{width:18px;height:18px;flex-shrink:0;margin-top:.15rem;color:var(--gold-600);}

/* ---------- Blog ---------- */
.blog-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--space-5);}
@media (max-width:960px){ .blog-grid{grid-template-columns:repeat(2,1fr);} }
@media (max-width:640px){ .blog-grid{grid-template-columns:1fr;} }
.blog-card{display:flex;flex-direction:column;overflow:hidden;padding:0;}
.blog-card-media{aspect-ratio:16/10;}
.blog-card-body{padding:var(--space-5);display:flex;flex-direction:column;gap:.6rem;flex:1;}
.blog-meta{display:flex;align-items:center;gap:.6rem;font-size:.76rem;color:var(--text-muted);text-transform:uppercase;letter-spacing:.04em;}
.blog-meta .tag{color:var(--gold-700);font-weight:700;}
.blog-card h3{font-size:1.2rem;}
.blog-card p{font-size:.92rem;flex:1;}
.blog-readmore{display:inline-flex;align-items:center;gap:.4rem;font-size:.85rem;font-weight:600;color:var(--navy-900);margin-top:.3rem;}
.blog-readmore svg{width:15px;height:15px;transition:transform var(--transition-fast);}
.blog-card:hover .blog-readmore svg{transform:translateX(4px);}

.blog-compact-row{display:flex;justify-content:space-between;align-items:flex-end;gap:var(--space-4);margin-bottom:var(--space-6);flex-wrap:wrap;}

/* Tekil blog yazısı */
.article-hero{padding-top:clamp(2.5rem,6vw,4rem);padding-bottom:var(--space-6);}
.article-meta{display:flex;flex-wrap:wrap;align-items:center;gap:.9rem;font-size:.85rem;color:var(--text-muted);margin-top:var(--space-4);}
.article-meta .dot{width:4px;height:4px;border-radius:50%;background:var(--border-strong);}
.article-body{font-size:1.06rem;line-height:1.85;color:var(--text);}
.article-body h2{margin-top:var(--space-7);margin-bottom:var(--space-3);font-size:1.6rem;}
.article-body h3{margin-top:var(--space-6);margin-bottom:var(--space-2);}
.article-body p{margin-bottom:var(--space-4);color:var(--text);}
.article-body ul{margin:0 0 var(--space-4) 0;display:flex;flex-direction:column;gap:.5rem;}
.article-body li{padding-left:1.4rem;position:relative;color:var(--text);}
.article-body li::before{content:'';position:absolute;left:0;top:.6em;width:6px;height:6px;border-radius:50%;background:var(--gold-600);}
.article-body blockquote{
  margin:var(--space-6) 0;padding:var(--space-5) var(--space-6);
  border-left:3px solid var(--gold-600);background:var(--bg-alt);
  font-family:var(--font-heading);font-style:italic;font-size:1.15rem;color:var(--navy-900);border-radius:0 var(--radius-md) var(--radius-md) 0;
}
.author-box{display:flex;gap:var(--space-4);align-items:center;padding:var(--space-5);border-radius:var(--radius-lg);background:var(--bg-alt);margin-top:var(--space-8);}
.author-box .photo-slot{width:72px;height:72px;border-radius:50%;overflow:hidden;flex-shrink:0;}
.author-box .img-placeholder{width:72px;height:72px;border-radius:50%;flex-shrink:0;min-height:0;}
.author-box .ph-mono{width:44px;height:44px;font-size:1rem;}
.share-row{display:flex;align-items:center;gap:.7rem;margin-top:var(--space-6);}
.share-btn{width:40px;height:40px;border-radius:50%;border:1.5px solid var(--border-strong);display:flex;align-items:center;justify-content:center;transition:border-color var(--transition-fast),background var(--transition-fast);}
.share-btn:hover{border-color:var(--navy-900);background:var(--navy-900);color:#fff;}
.share-btn svg{width:17px;height:17px;}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:.4rem;font-size:.82rem;color:var(--text-muted);margin-bottom:var(--space-5);}
.breadcrumb a:hover{color:var(--navy-900);}
.breadcrumb .sep{opacity:.5;}

/* ---------- Testimonials ---------- */
.testimonial-track{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--space-5);}
@media (max-width:900px){ .testimonial-track{grid-template-columns:1fr;} }
.testimonial-card{padding:var(--space-6);}
.testimonial-stars{display:flex;gap:.25rem;margin-bottom:var(--space-4);color:var(--gold-600);}
.testimonial-stars svg{width:16px;height:16px;}
.testimonial-card p{color:var(--text);font-size:.98rem;font-style:italic;}
.testimonial-who{display:flex;align-items:center;gap:.7rem;margin-top:var(--space-5);}
.testimonial-avatar{width:42px;height:42px;border-radius:50%;background:var(--navy-800);color:var(--gold-500);display:flex;align-items:center;justify-content:center;font-family:var(--font-heading);font-size:.85rem;flex-shrink:0;}
.testimonial-name{font-size:.88rem;font-weight:600;color:var(--navy-900);}
.testimonial-note{font-size:.78rem;color:var(--text-muted);}

/* ---------- FAQ ---------- */
.faq-list{display:flex;flex-direction:column;gap:.85rem;max-width:820px;}
.faq-item{border:1px solid var(--border);border-radius:var(--radius-md);background:var(--surface);overflow:hidden;}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:1rem;
  padding:1.15rem 1.4rem;font-weight:600;color:var(--navy-900);text-align:left;font-size:1rem;
}
.faq-q svg{width:18px;height:18px;flex-shrink:0;transition:transform var(--transition-fast);color:var(--gold-600);}
.faq-item[open] .faq-q svg{transform:rotate(180deg);}
.faq-a{padding:0 1.4rem 1.4rem;font-size:.95rem;color:var(--text-muted);}
.faq-item summary{list-style:none;cursor:pointer;}
.faq-item summary::-webkit-details-marker{display:none;}

/* ---------- Form ---------- */
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:var(--space-4);}
@media (max-width:640px){ .form-grid{grid-template-columns:1fr;} }
.field{display:flex;flex-direction:column;gap:.45rem;}
.field.full{grid-column:1/-1;}
.field label{font-size:.85rem;font-weight:600;color:var(--navy-800);}
.field label .req{color:var(--danger);}
.field input,.field select,.field textarea{
  padding:.85rem 1rem;border-radius:var(--radius-sm);
  border:1.5px solid var(--border-strong);background:var(--surface);
  font-size:.96rem;transition:border-color var(--transition-fast),box-shadow var(--transition-fast);
  min-height:48px;
}
.field textarea{min-height:130px;resize:vertical;}
.field input:focus,.field select:focus,.field textarea:focus{
  border-color:var(--gold-600);box-shadow:0 0 0 4px rgba(161,128,47,.14);outline:none;
}
.field-hint{font-size:.78rem;color:var(--text-muted);}
.field-error{font-size:.78rem;color:var(--danger);display:none;}
.field.has-error input,.field.has-error select,.field.has-error textarea{border-color:var(--danger);}
.field.has-error .field-error{display:block;}
.checkbox-field{display:flex;align-items:flex-start;gap:.65rem;}
.checkbox-field input{width:19px;height:19px;min-height:0;margin-top:.15rem;flex-shrink:0;accent-color:var(--navy-900);}
.checkbox-field label{font-size:.82rem;font-weight:400;color:var(--text-muted);line-height:1.5;}
.checkbox-field a{color:var(--navy-900);font-weight:600;text-decoration:underline;text-underline-offset:2px;}
.form-status{margin-top:var(--space-4);padding:.9rem 1.1rem;border-radius:var(--radius-sm);font-size:.9rem;display:none;}
.form-status.is-success{display:block;background:#EAF4EE;color:var(--success);border:1px solid #BFE1CC;}
.form-status.is-error{display:block;background:#FBEAEA;color:var(--danger);border:1px solid #F1C3C1;}

/* ---------- İletişim Bilgi Kartları ---------- */
.contact-info-list{display:flex;flex-direction:column;gap:var(--space-4);}
.contact-info-item{display:flex;gap:var(--space-4);align-items:flex-start;padding:var(--space-5);border-radius:var(--radius-md);background:var(--bg-alt);}
.contact-info-icon{width:44px;height:44px;border-radius:12px;background:var(--navy-900);display:flex;align-items:center;justify-content:center;flex-shrink:0;}
.contact-info-icon svg{width:20px;height:20px;color:var(--gold-500);}
.contact-info-item h4{font-size:.95rem;color:var(--navy-900);margin-bottom:.25rem;}
.contact-info-item p, .contact-info-item a{font-size:.92rem;color:var(--text-muted);}
.contact-info-item a:hover{color:var(--navy-900);}
/* Harita, en/boy oranı 16:9 ve en az 320px yükseklik ile sabit boyutlu bir kutu.
   İçine konan <iframe width="100%" height="100%"> bu kutuyu birebir doldurur —
   Google'ın verdiği sabit piksel width/height değerlerini KULLANMAYIN. */
.map-placeholder{
  border-radius:var(--radius-lg);overflow:hidden;margin-top:var(--space-5);
  position:relative;aspect-ratio:16/9;min-height:320px;
}
.map-placeholder iframe{
  position:absolute;inset:0;display:block;
  width:100%;height:100%;border:0;
}

/* ---------- Footer ---------- */
.site-footer{background:var(--navy-950);color:rgba(245,243,238,.7);padding-block:var(--space-8) var(--space-6);}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:var(--space-6);}
@media (max-width:900px){ .footer-grid{grid-template-columns:1fr 1fr;} }
@media (max-width:560px){ .footer-grid{grid-template-columns:1fr;} }
.footer-brand p{margin-top:var(--space-4);font-size:.9rem;max-width:320px;color:rgba(245,243,238,.6);}
.footer-col h5{color:#fff;font-family:var(--font-body);font-weight:600;font-size:.85rem;letter-spacing:.04em;text-transform:uppercase;margin-bottom:var(--space-4);}
.footer-col ul{display:flex;flex-direction:column;gap:.65rem;}
.footer-col a{font-size:.9rem;color:rgba(245,243,238,.68);transition:color var(--transition-fast);}
.footer-col a:hover{color:var(--gold-500);}
.footer-social{display:flex;gap:.6rem;margin-top:var(--space-4);}
.footer-social a{width:38px;height:38px;border-radius:50%;border:1px solid rgba(245,243,238,.2);display:flex;align-items:center;justify-content:center;}
.footer-social a:hover{background:rgba(245,243,238,.08);}
.footer-social svg{width:16px;height:16px;}
.footer-bottom{
  margin-top:var(--space-8);padding-top:var(--space-5);
  border-top:1px solid rgba(245,243,238,.12);
  display:flex;justify-content:space-between;align-items:center;gap:var(--space-4);flex-wrap:wrap;
  font-size:.8rem;color:rgba(245,243,238,.5);
}
.footer-bottom a:hover{color:var(--gold-500);}

/* ---------- Kalıcı CTA / WhatsApp Butonu ---------- */
.float-cta{
  position:fixed;right:1.25rem;bottom:1.25rem;z-index:90;
  width:58px;height:58px;border-radius:50%;
  background:linear-gradient(135deg,var(--gold-600),var(--gold-700));
  color:#fff;display:flex;align-items:center;justify-content:center;
  box-shadow:var(--shadow-lg);
  transition:transform var(--transition-fast);
}
.float-cta:hover{transform:scale(1.06);}
.float-cta svg{width:26px;height:26px;}

/* ---------- Scroll Reveal (JS ile .is-visible eklenir) ---------- */
[data-reveal]{opacity:0;transform:translateY(22px);transition:opacity .6s var(--ease),transform .6s var(--ease);}
[data-reveal].is-visible{opacity:1;transform:translateY(0);}
[data-reveal-group] > *{opacity:0;transform:translateY(18px);transition:opacity .55s var(--ease),transform .55s var(--ease);}
[data-reveal-group].is-visible > *{opacity:1;transform:translateY(0);}
[data-reveal-group].is-visible > *:nth-child(1){transition-delay:.03s;}
[data-reveal-group].is-visible > *:nth-child(2){transition-delay:.11s;}
[data-reveal-group].is-visible > *:nth-child(3){transition-delay:.19s;}
[data-reveal-group].is-visible > *:nth-child(4){transition-delay:.27s;}
@media (prefers-reduced-motion:reduce){
  [data-reveal],[data-reveal-group] > *{opacity:1 !important;transform:none !important;}
}

/* ---------- Skip Link ---------- */
.skip-link{
  position:absolute;left:1rem;top:-60px;z-index:200;
  background:var(--navy-900);color:#fff;padding:.75rem 1.2rem;border-radius:var(--radius-sm);
  transition:top var(--transition-fast);
}
.skip-link:focus{top:1rem;}

/* ---------- Yardımcı Sınıflar ---------- */
.text-center{text-align:center;}
.mt-0{margin-top:0 !important;}
.mx-auto{margin-inline:auto;}
.hide-mobile{display:initial;}
.show-mobile{display:none;}
@media (max-width:760px){ .hide-mobile{display:none;} .show-mobile{display:initial;} }

/* ---------- Sayfa Üstü Yardımcı ---------- */
.page-hero{
  padding-top:clamp(2.5rem,6vw,4rem);padding-bottom:clamp(2.5rem,5vw,3.5rem);
  background:linear-gradient(160deg,var(--navy-950),var(--navy-900));color:var(--text-inverse);
}
.page-hero h1,.page-hero h2,.page-hero h3{color:#fff;}
.page-hero .eyebrow{color:var(--gold-500);}
.page-hero p{max-width:640px;color:rgba(245,243,238,.75);margin-top:var(--space-4);font-size:1.05rem;}
.page-hero .breadcrumb{color:rgba(245,243,238,.6);}
.page-hero .breadcrumb a{color:rgba(245,243,238,.8);}