/* Lumen Diş Kliniği — Sofya tasarım taslağı (Işık Atölyesi). Renk/yazı değişkenleri tek yerde. */
:root{
  --murekkep:#12302B; --kirec:#E9E3D9; --kil:#9C7A5B; --adacayi:#A69E92; --beyaz:#F7F4EF; --tas:#4A4540; --kum:#CFC4B5;
  --yazi:#1C2422; --soluk:#5E6B66; --cizgi:rgba(18,48,43,.14);
  --baslik:"Fraunces",Georgia,serif; --govde:"Manrope",system-ui,sans-serif;
  --kenar:clamp(16px,5vw,72px); --azami:1320px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{background:var(--beyaz);color:var(--yazi);font:400 17px/1.65 var(--govde);-webkit-font-smoothing:antialiased;overflow-x:hidden}
img{display:block;width:100%;height:100%;object-fit:cover}
a{color:inherit;text-decoration:none}
.kap{max-width:var(--azami);margin:0 auto;padding:0 var(--kenar)}
h1,h2,h3{font-family:var(--baslik);font-weight:350;letter-spacing:-.02em;line-height:1.05;font-variation-settings:"opsz" 144}
h1{font-size:clamp(46px,7.4vw,104px)}
h2{font-size:clamp(36px,5vw,68px)}
h3{font-size:clamp(24px,2.2vw,30px);line-height:1.15}
em{font-style:italic;font-weight:300}
.ust{font:600 12px/1 var(--govde);letter-spacing:.18em;text-transform:uppercase;color:var(--soluk)}

/* Menü */
.menu{position:fixed;inset:0 0 auto;z-index:20;display:flex;align-items:center;justify-content:space-between;
  padding:22px var(--kenar);color:var(--beyaz);transition:background .4s,color .4s,padding .4s}
.menu.dolu{background:rgba(251,250,248,.92);backdrop-filter:blur(12px);color:var(--murekkep);padding:14px var(--kenar);border-bottom:1px solid var(--cizgi)}
.logo{font:400 26px/1 var(--baslik);letter-spacing:-.01em}
.logo span{font:600 10px/1 var(--govde);letter-spacing:.3em;display:block;margin-top:5px;opacity:.75}
.menu nav{display:flex;gap:34px;font-size:14px}
.menu nav a{opacity:.85}.menu nav a:hover{opacity:1}
.btn{display:inline-flex;align-items:center;gap:12px;padding:15px 26px;border-radius:999px;font:600 14px/1 var(--govde);
  background:var(--kil);color:#fff;transition:gap .3s,background .3s}
.btn:hover{gap:18px;background:#86684d}
.btn.hayalet{background:transparent;border:1px solid currentColor;color:inherit}
.btn.hayalet:hover{background:rgba(255,255,255,.1)}
.ok{width:16px;height:1px;background:currentColor;position:relative}
.ok::after{content:"";position:absolute;right:0;top:-3px;width:7px;height:7px;border:solid currentColor;border-width:1px 1px 0 0;transform:rotate(45deg)}

/* Hero */
.hero{position:relative;height:100svh;min-height:640px;color:var(--beyaz);overflow:hidden}
.hero .foto{position:absolute;inset:0;animation:kb 14s ease-out forwards}
.hero .foto img{filter:saturate(.85) contrast(.95)}
.hero::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,color-mix(in srgb,var(--murekkep) 35%,transparent) 0%,color-mix(in srgb,var(--murekkep) 10%,transparent) 40%,color-mix(in srgb,var(--murekkep) 80%,transparent) 100%)}
.hero .isik{position:absolute;inset:0;z-index:1;background:linear-gradient(105deg,transparent 30%,rgba(255,244,225,.22) 45%,transparent 60%);
  transform:translateX(-100%);animation:supur 3.2s 0.6s cubic-bezier(.6,0,.2,1) forwards;mix-blend-mode:soft-light}
.hero .icerik{position:absolute;z-index:2;left:0;right:0;bottom:clamp(40px,9vh,96px)}
.hero h1{max-width:13ch}
.hero p{max-width:44ch;margin:26px 0 34px;font-size:18px;opacity:.9}
.hero .eylem{display:flex;gap:14px;flex-wrap:wrap}
.hero .kaydir{position:absolute;z-index:2;right:var(--kenar);bottom:clamp(40px,9vh,96px);writing-mode:vertical-rl;font-size:11px;letter-spacing:.3em;opacity:.7}
@keyframes kb{from{transform:scale(1)}to{transform:scale(1.06)}}
@keyframes supur{to{transform:translateX(100%)}}

/* Kimlik bandı */
.band{background:var(--murekkep);color:var(--kirec)}
.band .kap{display:grid;grid-template-columns:repeat(3,1fr);gap:0}
.band div div{padding:30px 0;border-left:1px solid rgba(238,234,227,.15);padding-left:28px}
.band div div:first-child{border-left:0;padding-left:0}
.band b{display:block;font:400 22px/1.2 var(--baslik);margin-top:8px;color:#fff}
.band .ust{color:var(--adacayi)}

/* Bölümler */
section{padding:clamp(80px,12vw,160px) 0}
.bas{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:end;margin-bottom:clamp(48px,6vw,88px)}
.bas p{color:var(--soluk);max-width:46ch;justify-self:end}

/* Yaklaşım */
.adimlar{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--cizgi)}
.adim{padding:34px 28px 0 0}
.adim .no{font:300 15px/1 var(--baslik);color:var(--kil);font-style:italic}
.adim h3{margin:46px 0 14px}
.adim p{color:var(--soluk);font-size:15.5px}

/* Tedaviler — editoryal liste + görsel */
.tedavi{background:var(--kirec)}
.liste{display:grid;grid-template-columns:5fr 4fr;gap:clamp(32px,6vw,96px);align-items:start}
.satirlar a{display:grid;grid-template-columns:56px 1fr auto;align-items:baseline;gap:18px;padding:30px 0;border-bottom:1px solid var(--cizgi);transition:padding .35s}
.satirlar a:first-child{border-top:1px solid var(--cizgi)}
.satirlar a:hover{padding-left:12px}
.satirlar .no{font:italic 300 15px var(--baslik);color:var(--soluk)}
.satirlar h3{font-size:clamp(28px,3vw,42px)}
.satirlar small{display:block;font:400 15px/1.5 var(--govde);color:var(--soluk);margin-top:8px;letter-spacing:0}
.satirlar .ok{color:var(--kil);width:28px}
.liste .gorsel{position:sticky;top:110px;aspect-ratio:4/5;border-radius:2px;overflow:hidden}

/* Klinik turu */
.tur{padding-bottom:0}
.serit{display:flex;gap:20px;overflow-x:auto;scroll-snap-type:x mandatory;padding:0 var(--kenar) 24px;cursor:grab;scrollbar-width:none}
.serit::-webkit-scrollbar{display:none}
.serit figure{flex:0 0 clamp(280px,38vw,560px);scroll-snap-align:start}
.serit figure:nth-child(even){margin-top:64px}
.serit .kare{aspect-ratio:4/5;overflow:hidden}
.serit figure:nth-child(3n) .kare{aspect-ratio:1}
.serit figcaption{display:flex;justify-content:space-between;padding-top:14px;font-size:14px;color:var(--soluk)}

/* Teknoloji/hijyen */
.tekno .izgara{display:grid;grid-template-columns:7fr 5fr;gap:clamp(32px,5vw,80px);align-items:center}
.tekno .buyuk{aspect-ratio:5/4;overflow:hidden}
.tekno ul{list-style:none;margin-top:36px}
.tekno li{padding:22px 0;border-top:1px solid var(--cizgi);display:grid;grid-template-columns:28px 1fr;gap:14px}
.tekno li::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--kil);margin-top:10px}
.tekno li b{display:block;font-weight:600}
.tekno li span{color:var(--soluk);font-size:15.5px}

/* Ekip — yüzsüz yer tutucu */
.ekip{background:var(--tas);color:var(--kirec)}
.ekip .bas p{color:var(--kum)}
.ekip .kartlar{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.ekip .kart .kare{aspect-ratio:3/4;overflow:hidden;background:color-mix(in srgb,var(--tas) 85%,#fff)}
.ekip .kart img{filter:grayscale(.3) brightness(.85)}
.ekip .kart h3{margin-top:20px;color:#fff}
.ekip .kart p{color:var(--adacayi);font-size:15px}

.ekip .yer{display:grid;place-items:center;border:1px solid rgba(238,234,227,.18);text-align:center;font:italic 300 18px/1.4 var(--baslik);color:var(--adacayi)}

/* Form */
.form .izgara{display:grid;grid-template-columns:5fr 6fr;gap:clamp(32px,6vw,96px)}
.form .yan p{color:var(--soluk);margin-top:22px;max-width:40ch}
.form .yan .wa{margin-top:36px}
form{display:grid;gap:0}
.alan{display:grid;grid-template-columns:44px 1fr;align-items:center;border-bottom:1px solid var(--cizgi)}
.alan .no{font:italic 300 14px var(--baslik);color:var(--soluk)}
.alan input,.alan select,.alan textarea{border:0;background:transparent;font:400 18px var(--govde);color:var(--yazi);padding:24px 0;outline:none;width:100%}
.alan textarea{resize:vertical;min-height:110px}
.alan:focus-within{border-bottom-color:var(--murekkep)}
.onay{display:flex;gap:12px;align-items:flex-start;font-size:14px;color:var(--soluk);margin:26px 0}
.onay input{margin-top:4px;accent-color:var(--murekkep)}
.onay a{text-decoration:underline}

/* SSS */
.sss{background:var(--kirec)}
.sss details{border-top:1px solid var(--cizgi);padding:26px 0}
.sss details:last-child{border-bottom:1px solid var(--cizgi)}
.sss summary{list-style:none;cursor:pointer;display:flex;justify-content:space-between;gap:20px;font:400 clamp(20px,2vw,26px)/1.3 var(--baslik)}
.sss summary::-webkit-details-marker{display:none}
.sss summary::after{content:"+";font-family:var(--govde);font-weight:300;color:var(--kil);transition:transform .3s}
.sss details[open] summary::after{transform:rotate(45deg)}
.sss details p{color:var(--soluk);max-width:64ch;margin-top:14px}
.sss .izgara{display:grid;grid-template-columns:4fr 7fr;gap:clamp(32px,6vw,96px)}

/* Footer */
footer{background:var(--murekkep);color:var(--kirec);padding:clamp(64px,8vw,110px) 0 36px}
footer .ust-blok{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:40px;padding-bottom:60px;border-bottom:1px solid rgba(238,234,227,.15)}
footer h4{font:600 12px/1 var(--govde);letter-spacing:.18em;text-transform:uppercase;color:var(--adacayi);margin-bottom:18px}
footer p,footer a{font-size:15px;line-height:1.9}
footer .dev{font:300 clamp(40px,5vw,64px)/1 var(--baslik);letter-spacing:-.02em}
footer .alt{display:flex;justify-content:space-between;flex-wrap:wrap;gap:16px;padding-top:28px;font-size:13px;color:var(--adacayi)}

.wa-sabit{position:fixed;right:22px;bottom:22px;z-index:30;width:56px;height:56px;border-radius:50%;background:var(--murekkep);color:#fff;
  display:grid;place-items:center;box-shadow:0 10px 30px rgba(18,48,43,.3);transition:transform .3s}
.wa-sabit:hover{transform:scale(1.06)}

/* Hareket: başlık süzülme + fotoğraf maske açılma */
.suz{opacity:0;transform:translateY(28px);transition:opacity .9s cubic-bezier(.2,.7,.2,1),transform .9s cubic-bezier(.2,.7,.2,1)}
.suz.gor{opacity:1;transform:none}
.ac{clip-path:inset(12% 0 12% 0);transition:clip-path 1.2s cubic-bezier(.2,.7,.2,1)}
.ac img{transform:scale(1.12);transition:transform 1.6s cubic-bezier(.2,.7,.2,1)}
.ac.gor{clip-path:inset(0)}.ac.gor img{transform:scale(1)}

/* Tedavi detay sayfası */
.t-hero{display:grid;grid-template-columns:6fr 5fr;min-height:92svh}
.t-hero .sol{display:flex;flex-direction:column;justify-content:flex-end;padding:140px var(--kenar) 72px;background:var(--kirec)}
.t-hero .sol p{color:var(--soluk);max-width:44ch;margin:24px 0 34px}
.t-hero .yol{font-size:13px;color:var(--soluk);margin-bottom:auto}
.t-hero .yol a{text-decoration:underline}
.t-hero .sag{overflow:hidden}
.ozet{display:grid;grid-template-columns:repeat(4,1fr);border-bottom:1px solid var(--cizgi)}
.ozet div{padding:30px 24px 30px 0}
.ozet b{display:block;font:400 22px/1.25 var(--baslik);margin-top:8px}
.metin{display:grid;grid-template-columns:3fr 7fr;gap:clamp(32px,6vw,96px)}
.metin .icindekiler{position:sticky;top:110px;align-self:start;list-style:none;font-size:14px}
.metin .icindekiler a{display:block;padding:10px 0;color:var(--soluk);border-bottom:1px solid var(--cizgi)}
.metin article h2{font-size:clamp(30px,3.6vw,46px);margin:0 0 22px}
.metin article p{max-width:62ch;color:#33403c;margin-bottom:18px}
.metin article .blok{margin-bottom:84px}
.surec{counter-reset:s;list-style:none;margin-top:28px}
.surec li{counter-increment:s;display:grid;grid-template-columns:60px 1fr;padding:22px 0;border-top:1px solid var(--cizgi)}
.surec li::before{content:"0" counter(s);font:italic 300 16px var(--baslik);color:var(--kil)}
.surec b{display:block;font-weight:600}
.surec span{color:var(--soluk);font-size:15.5px}
.genis-foto{aspect-ratio:21/9;overflow:hidden;margin:0 0 84px}
.not{font-size:14px;color:var(--soluk);padding:22px 24px;border-left:2px solid var(--kil);background:var(--kirec);max-width:62ch}

@media (max-width:900px){
  .menu nav{display:none}
  .bas,.liste,.tekno .izgara,.form .izgara,.sss .izgara,.metin,.t-hero{grid-template-columns:1fr}
  .bas p{justify-self:start}
  .adimlar,.ozet{grid-template-columns:1fr 1fr}
  .ekip .kartlar{grid-template-columns:1fr}
  .band .kap{grid-template-columns:1fr}
  .band div div{border-left:0;padding-left:0;border-top:1px solid rgba(238,234,227,.15);padding:18px 0}
  .band div div:first-child{border-top:0}
  .liste .gorsel,.metin .icindekiler{position:static}
  .liste .gorsel{display:none}
  footer .ust-blok{grid-template-columns:1fr 1fr}
  .hero .kaydir{display:none}
  .t-hero .sag{height:56svh;order:-1}
  .t-hero .sol{padding-top:48px}
  .menu .btn{padding:12px 18px}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;transition:none!important}
  .suz{opacity:1;transform:none}.ac{clip-path:none}.ac img{transform:none}
}