/* =====================================================
   Erkan Taşkıran Diş Estetiği — Tasarım Sistemi
   Palet logodan türetildi: lacivert + klinik mavisi + zarif altın vurgu
   ===================================================== */
:root{
  --navy-950:#0a1f3d;
  --navy-900:#0d2b52;
  --navy-800:#123b6b;
  --blue-600:#1c6fa8;
  --blue-500:#2f8fc4;
  --blue-300:#8ecbe8;
  --blue-100:#eaf5fb;
  --gold-500:#c9a24b;
  --gold-300:#e3c98a;
  --paper:#f7faf9;
  --white:#ffffff;
  --ink:#132133;
  --ink-soft:#4d5c6d;
  --line:#e2ebf1;
  --success:#2f9e6e;

  --font-display:'Fraunces', 'Georgia', serif;
  --font-body:'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

  --radius-lg:28px;
  --radius-md:16px;
  --radius-sm:10px;
  --shadow-soft:0 20px 60px -25px rgba(13,43,82,0.35);
  --shadow-card:0 12px 30px -18px rgba(13,43,82,0.25);
  --container:1180px;
}

*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font-body);
  color:var(--ink);
  background:var(--paper);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
h1,h2,h3,h4{font-family:var(--font-display);color:var(--navy-950);line-height:1.15;margin:0 0 .5em;font-weight:600;}
h1{font-size:clamp(2.2rem,4.2vw,3.6rem);}
h2{font-size:clamp(1.7rem,3vw,2.5rem);}
h3{font-size:1.3rem;}
p{margin:0 0 1em;color:var(--ink-soft);}
.container{max-width:var(--container);margin:0 auto;padding:0 24px;}
section{padding:88px 0;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:.78rem;letter-spacing:.14em;text-transform:uppercase;
  color:var(--blue-600);font-weight:700;margin-bottom:14px;
}
.eyebrow::before{content:'';width:22px;height:2px;background:var(--gold-500);display:inline-block;}
.section-head{max-width:640px;margin-bottom:48px;}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center;}
:focus-visible{outline:3px solid var(--gold-500);outline-offset:3px;}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  padding:14px 28px;border-radius:999px;font-weight:700;font-size:.95rem;
  border:1px solid transparent;cursor:pointer;transition:.25s ease;white-space:nowrap;
}
.btn-primary{background:var(--navy-900);color:#fff;box-shadow:0 14px 30px -12px rgba(13,43,82,.55);}
.btn-primary:hover{background:var(--navy-800);transform:translateY(-2px);}
.btn-gold{background:linear-gradient(135deg,var(--gold-300),var(--gold-500));color:var(--navy-950);}
.btn-gold:hover{transform:translateY(-2px);}
.btn-outline{background:transparent;border-color:rgba(255,255,255,.5);color:#fff;}
.btn-outline:hover{background:rgba(255,255,255,.12);}
.btn-outline-navy{background:transparent;border-color:var(--navy-900);color:var(--navy-900);}
.btn-outline-navy:hover{background:var(--navy-900);color:#fff;}
.btn-sm{padding:9px 18px;font-size:.85rem;}

/* ---------- Header ---------- */
.site-header{position:sticky;top:0;z-index:60;background:transparent;border-bottom:1px solid var(--line);}
.site-header::before{content:'';position:absolute;inset:0;background:rgba(255,255,255,.9);backdrop-filter:blur(10px);z-index:-1;}
.site-header .wrap{position:relative;}
.site-header .wrap{display:flex;align-items:center;justify-content:space-between;padding:14px 24px;max-width:var(--container);margin:0 auto;}
.brand{display:flex;align-items:center;gap:12px;font-family:var(--font-display);font-weight:700;font-size:1.15rem;color:var(--navy-950);}
.brand img{height:42px;width:auto;}
.brand .name-line{display:flex;flex-direction:column;line-height:1.1;}
.brand .name-line small{font-family:var(--font-body);font-weight:600;font-size:.65rem;letter-spacing:.08em;text-transform:uppercase;color:var(--blue-600);}
.main-nav{display:flex;align-items:center;gap:30px;}
.main-nav a{font-weight:600;font-size:.92rem;color:var(--ink);position:relative;padding:6px 0;}
.main-nav a::after{content:'';position:absolute;left:0;bottom:0;width:0;height:2px;background:var(--gold-500);transition:.25s;}
.main-nav a:hover::after,.main-nav a.active::after{width:100%;}
.header-cta{display:flex;align-items:center;gap:12px;}
.nav-toggle{display:none;background:none;border:none;cursor:pointer;padding:6px;}
.nav-toggle svg{width:26px;height:26px;color:var(--navy-900);}
.nav-toggle .icon-close{display:none;}
.nav-toggle.is-open .icon-menu{display:none;}
.nav-toggle.is-open .icon-close{display:block;}

@media (max-width:920px){
  .main-nav{
    position:fixed;top:0;left:0;right:0;bottom:0;z-index:100;
    background:#fff;flex-direction:column;align-items:flex-start;
    padding:96px 28px 40px;gap:6px;
    transform:translateY(-16px);opacity:0;pointer-events:none;
    transition:opacity .25s ease,transform .25s ease;
    overflow-y:auto;-webkit-overflow-scrolling:touch;
  }
  .main-nav.open{transform:translateY(0);opacity:1;pointer-events:auto;}
  .main-nav a{width:100%;padding:14px 4px;border-bottom:1px solid var(--line);font-size:1.05rem;}
  .main-nav a::after{display:none;}
  body.nav-open{overflow:hidden;}
  .nav-toggle{display:block;position:relative;z-index:101;}
  .header-cta .btn-sm-label{display:none;}
}

/* ---------- Hero ---------- */
.hero{
  position:relative;overflow:hidden;
  background:radial-gradient(120% 120% at 100% 0%,var(--blue-500) 0%,var(--navy-800) 45%,var(--navy-950) 100%);
  color:#fff;padding:120px 0 160px;
}
.hero .wave-deco{position:absolute;inset:auto 0 -2px 0;line-height:0;}
.hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:56px;align-items:center;}
.hero-eyebrow{display:inline-flex;align-items:center;gap:10px;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.25);padding:8px 16px;border-radius:999px;font-size:.8rem;font-weight:700;letter-spacing:.06em;margin-bottom:22px;}
.hero-eyebrow svg{width:16px;height:16px;color:var(--gold-300);}
.hero h1{color:#fff;}
.hero h1 em{font-style:italic;color:var(--gold-300);}
.hero p.lead{color:rgba(255,255,255,.82);font-size:1.08rem;max-width:520px;}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:30px;}
.hero-trust{display:flex;gap:26px;margin-top:46px;flex-wrap:wrap;}
.hero-trust .item{display:flex;align-items:center;gap:10px;font-size:.85rem;color:rgba(255,255,255,.85);}
.hero-trust svg{width:20px;height:20px;color:var(--gold-300);flex-shrink:0;}
.hero-art{position:relative;}
.hero-art .frame{
  border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-soft);
  border:1px solid rgba(255,255,255,.2);aspect-ratio:4/5;background:linear-gradient(160deg,rgba(255,255,255,.15),rgba(255,255,255,.02));
  display:flex;align-items:center;justify-content:center;
}
.hero-art .badge-card{
  position:absolute;bottom:-26px;left:-26px;background:#fff;color:var(--ink);
  border-radius:var(--radius-md);padding:16px 20px;box-shadow:var(--shadow-card);
  display:flex;align-items:center;gap:12px;max-width:230px;
}
.hero-art .badge-card svg{width:34px;height:34px;color:var(--blue-600);flex-shrink:0;}
.hero-art .badge-card b{display:block;font-family:var(--font-display);font-size:1.1rem;color:var(--navy-950);}
.hero-art .badge-card span{font-size:.78rem;color:var(--ink-soft);}

/* ---------- Wave divider ---------- */
.wave-divider{line-height:0;}
.wave-divider svg{width:100%;height:auto;display:block;}

/* ---------- Stats strip ---------- */
.stats-strip{background:var(--navy-950);padding:0;margin-top:-2px;}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);}
.stats-grid .stat{padding:38px 20px;text-align:center;border-right:1px solid rgba(255,255,255,.08);}
.stats-grid .stat:last-child{border-right:none;}
.stats-grid .stat b{display:block;font-family:var(--font-display);font-size:2rem;color:var(--gold-300);}
.stats-grid .stat span{font-size:.82rem;color:rgba(255,255,255,.75);letter-spacing:.03em;}
@media (max-width:760px){.stats-grid{grid-template-columns:repeat(2,1fr);}.stats-grid .stat:nth-child(2n){border-right:none;}}

/* ---------- Services ---------- */
.services-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px;}
.service-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-md);
  padding:32px 28px;transition:.25s;position:relative;overflow:hidden;
}
.service-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-card);border-color:transparent;}
.service-card .icon-wrap{
  width:58px;height:58px;border-radius:16px;background:var(--blue-100);
  display:flex;align-items:center;justify-content:center;margin-bottom:20px;
}
.service-card .icon-wrap svg{width:30px;height:30px;color:var(--blue-600);}
.service-card h3{margin-bottom:10px;}
.service-card p{margin-bottom:0;font-size:.94rem;}
@media (max-width:920px){.services-grid{grid-template-columns:1fr 1fr;}}
@media (max-width:600px){.services-grid{grid-template-columns:1fr;}}

/* ---------- Gallery ---------- */
.gallery-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;}
.gallery-grid .g-item{
  border-radius:var(--radius-sm);overflow:hidden;position:relative;aspect-ratio:1/1;background:var(--navy-900);
  cursor:pointer;
}
.gallery-grid .g-item img,.gallery-grid .g-item video{width:100%;height:100%;object-fit:cover;transition:.4s;}
.gallery-grid .g-item:hover img,.gallery-grid .g-item:hover video{transform:scale(1.08);}
.gallery-grid .g-item .play-badge{
  position:absolute;inset:0;display:flex;align-items:center;justify-content:center;
  background:rgba(10,31,61,.25);
}
.gallery-grid .g-item .play-badge svg{width:44px;height:44px;color:#fff;filter:drop-shadow(0 4px 10px rgba(0,0,0,.4));}
@media (max-width:920px){.gallery-grid{grid-template-columns:repeat(3,1fr);}}
@media (max-width:600px){.gallery-grid{grid-template-columns:repeat(2,1fr);}}

.lightbox{position:fixed;inset:0;background:rgba(10,20,35,.92);display:none;align-items:center;justify-content:center;z-index:200;padding:30px;}
.lightbox.open{display:flex;}
.lightbox .content{max-width:900px;max-height:85vh;width:100%;}
.lightbox .content img,.lightbox .content video{width:100%;max-height:85vh;object-fit:contain;border-radius:12px;}
.lightbox .close-btn{position:absolute;top:26px;right:26px;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.3);border-radius:50%;width:44px;height:44px;display:flex;align-items:center;justify-content:center;cursor:pointer;}
.lightbox .close-btn svg{width:20px;height:20px;color:#fff;}

/* ---------- Testimonials ---------- */
.testi-wrap{background:var(--blue-100);}
.testi-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.testi-card{background:#fff;border-radius:var(--radius-md);padding:28px;box-shadow:var(--shadow-card);}
.testi-card .stars{display:flex;gap:3px;margin-bottom:14px;}
.testi-card .stars svg{width:16px;height:16px;color:var(--gold-500);}
.testi-card p{color:var(--ink);font-style:italic;}
.testi-card .who{display:flex;align-items:center;gap:12px;margin-top:16px;}
.testi-card .avatar{width:42px;height:42px;border-radius:50%;background:var(--navy-900);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-family:var(--font-display);}
.testi-card .who b{display:block;font-size:.92rem;color:var(--navy-950);}
.testi-card .who span{font-size:.78rem;color:var(--ink-soft);}
@media (max-width:920px){.testi-grid{grid-template-columns:1fr;}}

/* ---------- Blog ---------- */
.blog-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px;}
.blog-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius-md);overflow:hidden;transition:.25s;}
.blog-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-card);}
.blog-card .thumb{aspect-ratio:16/10;background:linear-gradient(135deg,var(--blue-300),var(--navy-800));overflow:hidden;}
.blog-card .thumb img{width:100%;height:100%;object-fit:cover;}
.blog-card .body{padding:22px;}
.blog-card .tag{font-size:.72rem;text-transform:uppercase;letter-spacing:.08em;color:var(--blue-600);font-weight:700;}
.blog-card h3{margin:10px 0 8px;font-size:1.12rem;}
.blog-card p{font-size:.88rem;}
.blog-card .meta{font-size:.78rem;color:#8a97a6;margin-top:14px;}
@media (max-width:920px){.blog-grid{grid-template-columns:1fr 1fr;}}
@media (max-width:600px){.blog-grid{grid-template-columns:1fr;}}

.post-body{max-width:760px;margin:0 auto;}
.post-body h1{margin-bottom:18px;}
.post-body .cover{border-radius:var(--radius-md);overflow:hidden;margin-bottom:32px;box-shadow:var(--shadow-card);}
.post-content h2{margin-top:1.6em;}
.post-content h3{margin-top:1.3em;}
.post-content img{border-radius:var(--radius-sm);margin:1.2em 0;}
.post-content p{color:var(--ink);}
.post-content a{color:var(--blue-600);text-decoration:underline;}
.post-content blockquote{border-left:4px solid var(--gold-500);padding:6px 20px;color:var(--ink-soft);font-style:italic;margin:1.4em 0;}
.post-meta-bar{display:flex;gap:16px;align-items:center;flex-wrap:wrap;color:var(--ink-soft);font-size:.85rem;margin-bottom:24px;}
.post-tags{display:flex;gap:8px;flex-wrap:wrap;margin-top:36px;}
.post-tags span{background:var(--blue-100);color:var(--blue-600);font-size:.78rem;font-weight:700;padding:6px 14px;border-radius:999px;}

/* ---------- FAQ ---------- */
.faq-list{max-width:820px;margin:0 auto;display:flex;flex-direction:column;gap:14px;}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:var(--radius-md);overflow:hidden;}
.faq-item summary{padding:20px 24px;cursor:pointer;font-weight:700;color:var(--navy-950);display:flex;align-items:center;justify-content:space-between;list-style:none;}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary .plus{width:22px;height:22px;flex-shrink:0;color:var(--blue-600);transition:.25s;}
.faq-item[open] summary .plus{transform:rotate(45deg);}
.faq-item .a{padding:0 24px 22px;color:var(--ink-soft);}

/* ---------- Contact / CTA band ---------- */
.cta-band{background:linear-gradient(120deg,var(--navy-900),var(--blue-600));color:#fff;border-radius:var(--radius-lg);padding:56px;display:flex;align-items:center;justify-content:space-between;gap:30px;flex-wrap:wrap;}
.cta-band h2{color:#fff;margin-bottom:6px;}
.cta-band p{color:rgba(255,255,255,.8);margin:0;}
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:40px;}
.info-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius-md);padding:28px;display:flex;gap:16px;align-items:flex-start;margin-bottom:16px;}
.info-card svg{width:26px;height:26px;color:var(--blue-600);flex-shrink:0;}
.info-card b{display:block;color:var(--navy-950);margin-bottom:4px;}
.map-frame{border-radius:var(--radius-md);overflow:hidden;border:1px solid var(--line);aspect-ratio:4/3;}
.map-frame iframe{width:100%;height:100%;border:0;}
.contact-form{background:#fff;border:1px solid var(--line);border-radius:var(--radius-md);padding:30px;}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px;}
.field{margin-bottom:16px;}
.field label{display:block;font-size:.85rem;font-weight:700;color:var(--navy-950);margin-bottom:6px;}
.field input,.field textarea{width:100%;padding:12px 14px;border:1px solid var(--line);border-radius:10px;font-family:inherit;font-size:.95rem;background:var(--paper);}
.field input:focus,.field textarea:focus{outline:2px solid var(--blue-500);border-color:transparent;}
@media (max-width:860px){.contact-grid{grid-template-columns:1fr;}.form-row{grid-template-columns:1fr;}}

/* ---------- Footer ---------- */
.site-footer{background:var(--navy-950);color:rgba(255,255,255,.75);padding:70px 0 26px;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:40px;margin-bottom:50px;}
.footer-grid h4{color:#fff;font-family:var(--font-display);margin-bottom:16px;font-size:1.05rem;}
.footer-grid ul{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:10px;}
.footer-grid a{font-size:.9rem;color:rgba(255,255,255,.7);}
.footer-grid a:hover{color:var(--gold-300);}
.footer-brand p{color:rgba(255,255,255,.6);font-size:.88rem;max-width:280px;}
.footer-social{display:flex;gap:10px;margin-top:16px;}
.footer-social a{width:38px;height:38px;border-radius:50%;background:rgba(255,255,255,.08);display:flex;align-items:center;justify-content:center;}
.footer-social svg{width:18px;height:18px;}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding-top:22px;display:flex;justify-content:space-between;font-size:.8rem;color:rgba(255,255,255,.5);flex-wrap:wrap;gap:10px;}
@media (max-width:920px){.footer-grid{grid-template-columns:1fr 1fr;}}
@media (max-width:560px){.footer-grid{grid-template-columns:1fr;}}

/* ---------- Floating action buttons ---------- */
.fab-stack{position:fixed;right:22px;bottom:22px;display:flex;flex-direction:column;gap:14px;z-index:80;}
.fab{
  width:60px;height:60px;border-radius:50%;display:flex;align-items:center;justify-content:center;
  box-shadow:0 14px 30px -10px rgba(10,20,35,.5);transition:.25s;position:relative;
}
.fab:hover{transform:translateY(-3px) scale(1.05);}
.fab svg{width:28px;height:28px;color:#fff;}
.fab-whatsapp{background:#25D366;}
.fab-call{background:var(--navy-900);}
.fab .pulse{position:absolute;inset:0;border-radius:50%;border:2px solid currentColor;opacity:.6;animation:pulse 2.2s infinite;}
@keyframes pulse{0%{transform:scale(1);opacity:.5;}100%{transform:scale(1.6);opacity:0;}}

/* ---------- Misc / breadcrumb / page hero ---------- */
.page-hero{background:linear-gradient(120deg,var(--navy-900),var(--blue-600));color:#fff;padding:70px 0 60px;text-align:center;}
.page-hero h1{color:#fff;}
.page-hero p{color:rgba(255,255,255,.8);max-width:560px;margin:0 auto;}

.pagination{display:flex;justify-content:center;gap:8px;margin-top:40px;}
.pagination a{padding:10px 16px;border-radius:10px;border:1px solid var(--line);font-weight:700;font-size:.9rem;color:var(--navy-900);}
.pagination a.active{background:var(--navy-900);color:#fff;border-color:var(--navy-900);}

.reveal{opacity:0;transform:translateY(24px);transition:opacity .7s ease,transform .7s ease;}
.reveal.is-visible{opacity:1;transform:translateY(0);}
@media (prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none;}}

@media (max-width:920px){
  .hero-grid{grid-template-columns:1fr;}
  .hero-art{order:-1;}
  section{padding:64px 0;}
  .cta-band{padding:36px;flex-direction:column;text-align:center;}
}