/* ============================================================
   ZER — Mücevher & Pırlanta  ·  editoryal lüks tema
   ============================================================ */
:root{
  --ink:#0E0C0A;          /* çok koyu zemin */
  --ink-2:#15110D;        /* kart zemini */
  --ink-3:#1E1813;        /* yükseltilmiş */
  --gold:#C9A24B;
  --gold-2:#E0C179;
  --gold-soft:rgba(201,162,75,.28);
  --cream:#F4EEE3;
  --cream-dim:#C9C0B2;
  --muted:#8C8375;
  --line:rgba(201,162,75,.22);
  --serif:"Cormorant Garamond",Georgia,serif;
  --body:"Jost",-apple-system,BlinkMacSystemFont,sans-serif;
  --wrap:1240px;
  --r:14px;
  --ease:cubic-bezier(.22,.61,.36,1);
}

*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  background:var(--ink);
  color:var(--cream);
  font-family:var(--body);
  font-weight:300;
  line-height:1.7;
  letter-spacing:.2px;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
img{display:block;width:100%;height:100%;object-fit:cover}
a{color:inherit;text-decoration:none}
em{font-style:italic}

.section{padding:clamp(70px,10vw,140px) clamp(20px,5vw,64px)}
.eyebrow{
  display:inline-block;font-family:var(--body);font-weight:500;
  font-size:.72rem;letter-spacing:.42em;text-transform:uppercase;
  color:var(--gold);margin-bottom:22px;
}
.eyebrow--light{color:var(--gold-2)}
.eyebrow::before{content:"";display:inline-block;width:26px;height:1px;background:var(--gold);vertical-align:middle;margin-right:12px;transform:translateY(-3px)}

.section__head{max-width:720px;margin:0 auto clamp(38px,5vw,64px);text-align:center}
.section__title{
  font-family:var(--serif);font-weight:500;
  font-size:clamp(2.3rem,5.2vw,4.1rem);line-height:1.03;
  letter-spacing:.5px;color:var(--cream);
}
.section__title em{color:var(--gold-2)}
.section__sub{color:var(--cream-dim);margin-top:20px;font-size:1.05rem}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:.5em;
  font-family:var(--body);font-weight:500;font-size:.82rem;
  letter-spacing:.22em;text-transform:uppercase;
  padding:16px 34px;border-radius:100px;cursor:pointer;border:1px solid transparent;
  transition:transform .4s var(--ease),box-shadow .4s var(--ease),background .4s,color .4s;
}
.btn--gold{
  background:linear-gradient(135deg,var(--gold),var(--gold-2));
  color:#231a08;box-shadow:0 12px 34px -14px rgba(201,162,75,.7);
}
.btn--gold:hover{transform:translateY(-3px);box-shadow:0 20px 44px -14px rgba(224,193,121,.85)}
.btn--ghost{border-color:var(--line);color:var(--cream);background:transparent}
.btn--ghost:hover{border-color:var(--gold);color:var(--gold-2);transform:translateY(-3px)}
.btn--full{width:100%}

/* ============ NAVBAR ============ */
.nav{
  position:fixed;inset:0 0 auto 0;z-index:100;
  padding:22px clamp(20px,5vw,64px);
  transition:background .5s var(--ease),padding .5s var(--ease),border-color .5s,backdrop-filter .5s;
  border-bottom:1px solid transparent;
}
.nav.scrolled{
  background:rgba(10,8,6,.82);backdrop-filter:blur(14px);
  padding:14px clamp(20px,5vw,64px);border-bottom-color:var(--line);
}
.nav__inner{max-width:var(--wrap);margin:0 auto;display:flex;align-items:center;justify-content:space-between}
.brand{display:flex;align-items:center;gap:14px}
.brand__mark{
  display:grid;place-items:center;width:44px;height:44px;flex:0 0 44px;
  border:1px solid var(--gold);border-radius:50%;
  font-family:var(--serif);font-size:1.5rem;color:var(--gold-2);
  font-weight:600;
}
.brand__name{font-family:var(--serif);font-size:1.5rem;line-height:1;color:var(--cream);letter-spacing:1px;display:flex;flex-direction:column}
.brand__name em{font-family:var(--body);font-size:.56rem;letter-spacing:.35em;text-transform:uppercase;color:var(--gold);font-style:normal;margin-top:5px}
.nav__links{display:flex;align-items:center;gap:38px}
.nav__links a{font-size:.86rem;letter-spacing:.14em;text-transform:uppercase;font-weight:400;color:var(--cream-dim);position:relative;transition:color .3s}
.nav__links a:not(.nav__cta)::after{content:"";position:absolute;left:0;bottom:-6px;width:0;height:1px;background:var(--gold);transition:width .35s var(--ease)}
.nav__links a:hover{color:var(--cream)}
.nav__links a:not(.nav__cta):hover::after{width:100%}
.nav__cta{border:1px solid var(--line);padding:11px 24px;border-radius:100px;color:var(--gold-2)!important}
.nav__cta:hover{background:var(--gold);color:#231a08!important;border-color:var(--gold)}

.hamburger{display:none;flex-direction:column;gap:5px;background:none;border:0;cursor:pointer;padding:8px}
.hamburger span{width:26px;height:2px;background:var(--cream);transition:.35s var(--ease)}
.hamburger.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.hamburger.open span:nth-child(2){opacity:0}
.hamburger.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* ============ HERO ============ */
.hero{position:relative;min-height:100vh;display:flex;align-items:center;padding:120px clamp(20px,5vw,64px) 80px;overflow:hidden}
.hero__media{position:absolute;inset:0;z-index:0}
.hero__media img{transform:scale(1.05);animation:heroZoom 18s var(--ease) forwards}
@keyframes heroZoom{to{transform:scale(1.14)}}
.hero__veil{position:absolute;inset:0;background:
  linear-gradient(90deg,rgba(10,8,6,.94) 0%,rgba(10,8,6,.7) 42%,rgba(10,8,6,.28) 100%),
  linear-gradient(0deg,rgba(10,8,6,.9),transparent 55%);
}
.hero__content{position:relative;z-index:2;max-width:640px;margin:0 auto;width:100%;max-width:var(--wrap)}
.hero__content>*{max-width:640px}
.hero__title{
  font-family:var(--serif);font-weight:500;
  font-size:clamp(3rem,8vw,6rem);line-height:.98;letter-spacing:.5px;
  color:var(--cream);margin-bottom:26px;
}
.hero__title em{color:var(--gold-2)}
.hero__lead{font-size:1.18rem;color:var(--cream-dim);margin-bottom:38px;font-weight:300}
.hero__actions{display:flex;gap:16px;flex-wrap:wrap}
.hero__hint{margin-top:64px;display:flex;align-items:center;gap:14px;font-size:.72rem;letter-spacing:.32em;text-transform:uppercase;color:var(--muted)}
.hero__hint .line{width:52px;height:1px;background:var(--gold);animation:hintPulse 2.4s ease-in-out infinite}
@keyframes hintPulse{0%,100%{opacity:.35;transform:scaleX(.7)}50%{opacity:1;transform:scaleX(1)}}

/* ============ RIBBON ============ */
.ribbon{background:linear-gradient(90deg,var(--ink-2),var(--ink-3),var(--ink-2));border-block:1px solid var(--line);overflow:hidden;padding:18px 0}
.ribbon__track{display:flex;gap:44px;white-space:nowrap;width:max-content;animation:marquee 26s linear infinite}
.ribbon__track span{font-family:var(--serif);font-size:1.4rem;letter-spacing:2px;color:var(--cream-dim)}
.ribbon__track .dot{color:var(--gold)}
@keyframes marquee{to{transform:translateX(-50%)}}

/* ============ COLLECTION ============ */
.collection{background:var(--ink)}
.filters{display:flex;flex-wrap:wrap;justify-content:center;gap:12px;margin-bottom:clamp(34px,5vw,58px)}
.filter{
  font-family:var(--body);font-size:.8rem;letter-spacing:.16em;text-transform:uppercase;
  color:var(--cream-dim);background:transparent;border:1px solid var(--line);
  padding:11px 24px;border-radius:100px;cursor:pointer;font-weight:400;
  transition:all .35s var(--ease);
}
.filter:hover{color:var(--cream);border-color:var(--gold-soft)}
.filter.is-active{background:linear-gradient(135deg,var(--gold),var(--gold-2));color:#231a08;border-color:transparent;font-weight:500}

.grid{max-width:var(--wrap);margin:0 auto;display:grid;grid-template-columns:repeat(4,1fr);gap:26px}
.card{
  position:relative;background:var(--ink-2);border:1px solid var(--line);border-radius:var(--r);
  overflow:hidden;transition:transform .5s var(--ease),box-shadow .5s var(--ease),border-color .5s;
}
.card:hover{transform:translateY(-8px);border-color:var(--gold-soft);box-shadow:0 30px 60px -30px rgba(0,0,0,.85)}
.card.hide{display:none}
.card__img{position:relative;aspect-ratio:4/4.6;overflow:hidden}
.card__img img{transition:transform .8s var(--ease)}
.card:hover .card__img img{transform:scale(1.07)}
.card__img::after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(10,8,6,.55),transparent 45%)}
.card__tag{
  position:absolute;top:14px;left:14px;z-index:2;
  font-size:.64rem;letter-spacing:.18em;text-transform:uppercase;font-weight:500;
  background:rgba(10,8,6,.7);border:1px solid var(--gold-soft);color:var(--gold-2);
  padding:6px 12px;border-radius:100px;backdrop-filter:blur(4px);
}
.card__body{padding:22px 22px 26px}
.card__name{font-family:var(--serif);font-size:1.6rem;font-weight:500;color:var(--cream);line-height:1.1}
.card__desc{font-size:.9rem;color:var(--cream-dim);margin:10px 0 18px;min-height:2.6em}
.card__foot{display:flex;align-items:center;justify-content:space-between;padding-top:16px;border-top:1px solid var(--line)}
.card__price{font-family:var(--serif);font-size:1.2rem;color:var(--gold-2);letter-spacing:.5px}
.card__cat{font-size:.66rem;letter-spacing:.2em;text-transform:uppercase;color:var(--muted)}
.grid__empty{text-align:center;color:var(--cream-dim);margin-top:40px;font-style:italic}

/* ============ BESPOKE ============ */
.bespoke{background:linear-gradient(180deg,var(--ink),var(--ink-2))}
.bespoke__grid{max-width:var(--wrap);margin:0 auto;display:grid;grid-template-columns:1fr 1fr;gap:clamp(40px,6vw,90px);align-items:center}
.bespoke__text p{color:var(--cream-dim);margin:22px 0 28px;font-size:1.06rem}
.bespoke__steps{list-style:none;margin:0 0 34px;display:grid;gap:2px}
.bespoke__steps li{display:flex;align-items:center;gap:18px;padding:15px 0;border-bottom:1px solid var(--line);font-size:1.05rem;color:var(--cream)}
.bespoke__steps span{font-family:var(--serif);color:var(--gold);font-size:1.25rem;min-width:34px}
.bespoke__media{position:relative;border-radius:var(--r);overflow:hidden;aspect-ratio:4/4.7;border:1px solid var(--line)}
.bespoke__media img{transition:transform 1s var(--ease)}
.bespoke__media:hover img{transform:scale(1.06)}
.bespoke__badge{
  position:absolute;bottom:22px;left:22px;
  background:rgba(10,8,6,.72);backdrop-filter:blur(6px);border:1px solid var(--gold-soft);
  border-radius:100px;padding:12px 22px;font-family:var(--serif);font-size:1.15rem;color:var(--cream);
}
.bespoke__badge em{color:var(--gold-2)}

/* ============ STATS ============ */
.stats{background:var(--ink-2);border-block:1px solid var(--line)}
.stats__inner{max-width:var(--wrap);margin:0 auto;display:grid;grid-template-columns:repeat(4,1fr);gap:30px;text-align:center}
.stat{padding:10px}
.stat__num{display:block;font-family:var(--serif);font-size:clamp(2.6rem,5vw,3.8rem);font-weight:600;color:var(--gold-2);line-height:1}
.stat__label{display:block;margin-top:12px;font-size:.78rem;letter-spacing:.22em;text-transform:uppercase;color:var(--cream-dim)}

/* ============ CRAFT ============ */
.craft{background:var(--ink)}
.craft__grid{max-width:var(--wrap);margin:0 auto;display:grid;grid-template-columns:.9fr 1.1fr;gap:clamp(40px,6vw,90px);align-items:center}
.craft__media{border-radius:var(--r);overflow:hidden;aspect-ratio:4/4.8;border:1px solid var(--line)}
.craft__text p{color:var(--cream-dim);margin-top:22px;font-size:1.06rem}
.craft__sign{margin-top:34px;padding-top:24px;border-top:1px solid var(--line)}
.craft__sign-name{display:block;font-family:var(--serif);font-size:1.7rem;color:var(--gold-2)}
.craft__sign-role{font-size:.78rem;letter-spacing:.2em;text-transform:uppercase;color:var(--muted)}

/* ============ CERTS ============ */
.certs{background:var(--ink-2);text-align:center;padding-block:clamp(48px,7vw,80px)}
.certs__label{font-size:.72rem;letter-spacing:.42em;text-transform:uppercase;color:var(--muted);margin-bottom:34px}
.certs__row{max-width:1000px;margin:0 auto;display:flex;flex-wrap:wrap;justify-content:center;gap:clamp(28px,5vw,64px)}
.certs__row span{font-family:var(--serif);font-size:clamp(1.3rem,2.6vw,1.9rem);color:var(--cream-dim);letter-spacing:1px;opacity:.7;transition:opacity .4s,color .4s}
.certs__row span:hover{opacity:1;color:var(--gold-2)}

/* ============ REVIEWS ============ */
.reviews{background:var(--ink)}
.reviews__grid{max-width:var(--wrap);margin:0 auto;display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.review{background:var(--ink-2);border:1px solid var(--line);border-radius:var(--r);padding:34px 30px;transition:transform .5s var(--ease),border-color .5s}
.review:hover{transform:translateY(-6px);border-color:var(--gold-soft)}
.review__stars{color:var(--gold);letter-spacing:3px;font-size:1.05rem;margin-bottom:18px}
.review blockquote{font-family:var(--serif);font-size:1.35rem;line-height:1.4;color:var(--cream);font-style:italic}
.review figcaption{margin-top:24px;padding-top:18px;border-top:1px solid var(--line)}
.review figcaption strong{display:block;font-weight:500;color:var(--gold-2);letter-spacing:.5px}
.review figcaption span{font-size:.78rem;letter-spacing:.14em;text-transform:uppercase;color:var(--muted)}

/* ============ CONTACT ============ */
.contact{background:linear-gradient(180deg,var(--ink),var(--ink-2))}
.contact__grid{max-width:var(--wrap);margin:0 auto;display:grid;grid-template-columns:1fr 1fr;gap:clamp(40px,6vw,80px);align-items:start}
.contact__info p{color:var(--cream-dim);margin:22px 0 30px;font-size:1.06rem}
.contact__list{list-style:none;display:grid;gap:18px}
.contact__list li{display:grid;gap:4px;padding-bottom:16px;border-bottom:1px solid var(--line)}
.contact__list strong{font-size:.72rem;letter-spacing:.24em;text-transform:uppercase;color:var(--gold);font-weight:500}

.contact__form{background:var(--ink-3);border:1px solid var(--line);border-radius:var(--r);padding:clamp(26px,4vw,42px)}
.field{margin-bottom:20px}
.field label{display:block;font-size:.72rem;letter-spacing:.2em;text-transform:uppercase;color:var(--cream-dim);margin-bottom:9px}
.field input,.field select,.field textarea{
  width:100%;background:var(--ink);border:1px solid var(--line);border-radius:10px;
  padding:14px 16px;color:var(--cream);font-family:var(--body);font-size:.98rem;
  transition:border-color .3s,box-shadow .3s;
}
.field textarea{resize:vertical}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--gold);box-shadow:0 0 0 3px var(--gold-soft)}
.field input::placeholder,.field textarea::placeholder{color:var(--muted)}
.field select{appearance:none;cursor:pointer}
.form__success{margin-top:18px;text-align:center;color:var(--gold-2);font-family:var(--serif);font-size:1.2rem}

/* ============ FOOTER ============ */
.footer{background:var(--ink);border-top:1px solid var(--line);padding:clamp(48px,6vw,72px) clamp(20px,5vw,64px) 0}
.footer__inner{max-width:var(--wrap);margin:0 auto;display:flex;flex-wrap:wrap;gap:36px;justify-content:space-between;align-items:center;padding-bottom:44px;border-bottom:1px solid var(--line)}
.footer__brand{display:flex;align-items:center;gap:18px;max-width:420px}
.footer__brand p{font-family:var(--serif);font-size:1.3rem;color:var(--cream);line-height:1.3}
.footer__brand em{font-family:var(--body);font-size:.82rem;letter-spacing:.06em;color:var(--muted);font-style:normal}
.footer__nav{display:flex;flex-wrap:wrap;gap:26px}
.footer__nav a{font-size:.82rem;letter-spacing:.14em;text-transform:uppercase;color:var(--cream-dim);transition:color .3s}
.footer__nav a:hover{color:var(--gold-2)}
.footer__bar{max-width:var(--wrap);margin:0 auto;display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;padding:26px 0;font-size:.78rem;letter-spacing:.1em;color:var(--muted)}

/* ============ TO TOP ============ */
.totop{
  position:fixed;bottom:28px;right:28px;z-index:90;
  width:52px;height:52px;border-radius:50%;cursor:pointer;
  background:linear-gradient(135deg,var(--gold),var(--gold-2));color:#231a08;
  border:0;font-size:1.3rem;box-shadow:0 12px 30px -10px rgba(201,162,75,.7);
  opacity:0;visibility:hidden;transform:translateY(16px);
  transition:opacity .4s var(--ease),transform .4s var(--ease),visibility .4s;
}
.totop.show{opacity:1;visibility:visible;transform:translateY(0)}
.totop:hover{transform:translateY(-4px)}

/* ============ REVEAL ============ */
.reveal{opacity:0;transform:translateY(34px);transition:opacity .9s var(--ease),transform .9s var(--ease)}
.reveal.in{opacity:1;transform:none}

/* ============ RESPONSIVE ============ */
@media(max-width:1080px){
  .grid{grid-template-columns:repeat(2,1fr)}
  .stats__inner{grid-template-columns:repeat(2,1fr);gap:44px 20px}
  .reviews__grid{grid-template-columns:1fr;max-width:640px}
}
@media(max-width:820px){
  .nav__links{
    position:fixed;inset:0 0 0 auto;width:min(78vw,340px);
    flex-direction:column;justify-content:center;gap:30px;
    background:rgba(10,8,6,.97);backdrop-filter:blur(16px);
    border-left:1px solid var(--line);padding:40px;
    transform:translateX(100%);transition:transform .5s var(--ease);
  }
  .nav__links.open{transform:translateX(0)}
  .nav__links a{font-size:1rem}
  .hamburger{display:flex;z-index:110}
  .bespoke__grid,.craft__grid,.contact__grid{grid-template-columns:1fr}
  .craft__media{order:2;max-width:480px}
  .footer__inner{flex-direction:column;align-items:flex-start}
}
@media(max-width:560px){
  .grid{grid-template-columns:1fr;max-width:420px;margin-inline:auto}
  .hero__actions{flex-direction:column;align-items:stretch}
  .hero__actions .btn{width:100%}
  .footer__bar{flex-direction:column;text-align:center}
}
@media(prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important}
  .reveal{opacity:1;transform:none}
}