/* ===========================================================
   DİVA Ses Işık Organizasyon — Modern Premium Theme
   Ortak stil dosyası (tüm sayfalar bunu kullanır)
   =========================================================== */

:root{
  --bg:#0a0a0c;
  --bg-soft:#111114;
  --bg-card:#15151a;
  --line:rgba(255,255,255,.09);
  --line-strong:rgba(255,255,255,.16);
  --text:#f4f1ea;
  --muted:#a7a39b;
  --gold:#d9ab63;
  --gold-soft:#e7c587;
  --gold-deep:#b8893f;
  --radius:18px;
  --radius-sm:12px;
  --max:1200px;
  --ease:cubic-bezier(.22,.61,.36,1);
  --shadow:0 30px 80px -30px rgba(0,0,0,.8);
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  background:var(--bg);
  color:var(--text);
  font-family:"Inter",system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4{font-family:"Sora",sans-serif;font-weight:700;line-height:1.1;letter-spacing:-.02em}

.container{width:100%;max-width:var(--max);margin:0 auto;padding:0 24px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:.78rem;letter-spacing:.28em;text-transform:uppercase;
  color:var(--gold);font-weight:600;margin-bottom:18px;
}
.eyebrow::before{content:"";width:26px;height:1px;background:var(--gold)}
.section{padding:110px 0}
.section--tight{padding:80px 0}
.lead{color:var(--muted);font-size:1.08rem;max-width:680px}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;gap:10px;
  padding:15px 30px;border-radius:100px;font-weight:600;font-size:.95rem;
  transition:transform .35s var(--ease),box-shadow .35s var(--ease),background .35s;
  cursor:pointer;border:1px solid transparent;white-space:nowrap;
}
.btn--gold{background:linear-gradient(135deg,var(--gold-soft),var(--gold-deep));color:#1a1206;
  box-shadow:0 14px 34px -12px rgba(217,171,99,.7)}
.btn--gold:hover{transform:translateY(-3px);box-shadow:0 20px 44px -12px rgba(217,171,99,.9)}
.btn--ghost{border-color:var(--line-strong);color:var(--text)}
.btn--ghost:hover{border-color:var(--gold);color:var(--gold);transform:translateY(-3px)}

/* ---------- Header ---------- */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:100;
  padding:14px 0;transition:background .4s,padding .4s,border-color .4s;
  background:#0a0a0c;border-bottom:1px solid var(--line);
}
.site-header.scrolled{
  background:rgba(10,10,12,.95);backdrop-filter:blur(14px);
  padding:10px 0;border-bottom:1px solid var(--line-strong);
}
.nav{display:flex;align-items:center;justify-content:space-between;gap:24px}
.nav__logo img{height:46px;width:auto}
.nav__links{display:flex;align-items:center;gap:32px;list-style:none}
.nav__links a{
  font-size:.86rem;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);
  font-weight:500;position:relative;padding:6px 0;transition:color .3s;
}
.nav__links a::after{content:"";position:absolute;left:0;bottom:0;height:1px;width:0;background:var(--gold);transition:width .35s var(--ease)}
.nav__links a:hover,.nav__links a.active{color:var(--text)}
.nav__links a:hover::after,.nav__links a.active::after{width:100%}
.nav__cta{display:flex;align-items:center;gap:18px}
.nav__phone{display:inline-flex;align-items:center;gap:8px;font-weight:600;font-size:.9rem;color:var(--text)}
.nav__phone span{color:var(--gold)}
.nav__toggle{display:none;background:none;border:0;color:var(--text);cursor:pointer;flex-direction:column;gap:5px;padding:6px}
.nav__toggle span{display:block;width:26px;height:2px;background:var(--text);transition:.3s}

/* ---------- Hero ---------- */
.hero{position:relative;min-height:100vh;display:flex;align-items:center;overflow:hidden}
.hero__media{position:absolute;inset:0;z-index:0}
.hero__media video,.hero__media img{width:100%;height:100%;object-fit:cover}
.hero__media::after{content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(10,10,12,.12) 0%,rgba(10,10,12,.18) 55%,rgba(10,10,12,.92) 100%)}
.hero__glow{position:absolute;z-index:1;width:620px;height:620px;border-radius:50%;
  background:radial-gradient(circle,rgba(217,171,99,.22),transparent 65%);top:-120px;right:-120px;filter:blur(20px)}
.hero__inner{position:relative;z-index:2;padding:140px 0 90px}
.hero h1{font-size:clamp(2.4rem,6vw,5rem);max-width:14ch;text-transform:capitalize}
.hero h1 .accent{color:var(--gold);font-style:italic;font-family:"Sora"}
.hero p.lead{margin-top:26px;font-size:1.15rem}
.hero__actions{margin-top:40px;display:flex;flex-wrap:wrap;gap:16px}
.hero__scroll{position:absolute;bottom:30px;left:50%;transform:translateX(-50%);z-index:2;
  color:var(--muted);font-size:.72rem;letter-spacing:.3em;text-transform:uppercase;display:flex;flex-direction:column;align-items:center;gap:10px}
.hero__scroll::after{content:"";width:1px;height:46px;background:linear-gradient(var(--gold),transparent);animation:scroll 2s infinite}
@keyframes scroll{0%{opacity:0;transform:scaleY(.3)}50%{opacity:1}100%{opacity:0;transform:scaleY(1)}}

/* ---------- Hero (statik / split) ---------- */
.hero--split{min-height:auto;align-items:center}
.hero__grid{display:grid;grid-template-columns:1.05fr .95fr;gap:60px;align-items:center;
  padding:170px 0 100px;position:relative;z-index:2}
.hero__text h1{font-size:clamp(2.4rem,5.2vw,4.4rem)}
.hero__meta{display:flex;gap:22px;flex-wrap:wrap;color:var(--muted);font-size:.86rem;
  letter-spacing:.04em;margin:26px 0 30px}
.hero__meta span{display:inline-flex;gap:9px;align-items:center}
.hero__meta span::before{content:"";width:5px;height:5px;border-radius:50%;background:var(--gold)}
.hero__visual{position:relative;border-radius:calc(var(--radius)*1.3);overflow:hidden;
  border:1px solid var(--line-strong);box-shadow:var(--shadow);aspect-ratio:4/3}
.hero__visual img{width:100%;height:100%;object-fit:cover;transition:transform 1s var(--ease)}
.hero__visual:hover img{transform:scale(1.05)}
.hero__visual::after{content:"";position:absolute;inset:0;border-radius:inherit;
  box-shadow:inset 0 0 0 1px rgba(217,171,99,.18);pointer-events:none}
@media(max-width:980px){
  .hero__grid{grid-template-columns:1fr;gap:36px;padding:140px 0 70px}
  .hero__visual{aspect-ratio:16/10}
}

/* ---------- Why (düz koyu) ---------- */
.why--flat{background:var(--bg-soft);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}

/* ---------- Stats ---------- */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;
  border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:46px 0}
.stat__num{font-family:"Sora";font-size:clamp(2rem,4vw,2.8rem);font-weight:700;color:var(--text)}
.stat__num span{color:var(--gold)}
.stat__label{color:var(--muted);font-size:.92rem;margin-top:6px}

/* ---------- Page hero (inner pages) ---------- */
.page-hero{position:relative;padding:190px 0 90px;text-align:center;overflow:hidden;border-bottom:1px solid var(--line)}
.page-hero::before{content:"";position:absolute;top:-40%;left:50%;transform:translateX(-50%);
  width:900px;height:900px;background:radial-gradient(circle,rgba(217,171,99,.13),transparent 60%);z-index:0}
.page-hero__inner{position:relative;z-index:1}
.page-hero h1{font-size:clamp(2.4rem,5.5vw,4rem)}
.page-hero p{color:var(--muted);max-width:640px;margin:22px auto 0;font-size:1.08rem}
.breadcrumb{color:var(--muted);font-size:.8rem;letter-spacing:.18em;text-transform:uppercase;margin-bottom:18px}
.breadcrumb span{color:var(--gold)}

/* ---------- Section heading ---------- */
.section-head{max-width:720px;margin-bottom:56px}
.section-head h2{font-size:clamp(1.9rem,4vw,3rem)}
.section-head p{color:var(--muted);margin-top:18px;font-size:1.05rem}
.section-head--center{margin-inline:auto;text-align:center}

/* ---------- About split ---------- */
.split{display:grid;grid-template-columns:1.05fr 1fr;gap:64px;align-items:center}
.split__media{position:relative;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow)}
.split__media img{width:100%;height:100%;object-fit:cover;transition:transform .8s var(--ease)}
.split__media:hover img{transform:scale(1.05)}
.split__media::after{content:"";position:absolute;inset:0;border:1px solid var(--line-strong);border-radius:var(--radius);pointer-events:none}
.pill-group{display:grid;grid-template-columns:1fr 1fr;gap:28px;margin-top:34px}
.pill-group h4{font-size:1rem;color:var(--gold);margin-bottom:14px;letter-spacing:.02em}
.pill-list{list-style:none;display:flex;flex-direction:column;gap:10px}
.pill-list li{display:flex;align-items:flex-start;gap:10px;color:var(--muted);font-size:.95rem}
.pill-list li::before{content:"";margin-top:9px;width:6px;height:6px;border-radius:50%;background:var(--gold);flex:none}

/* ---------- Services grid ---------- */
.svc-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.svc-card{
  background:var(--bg-card);border:1px solid var(--line);border-radius:var(--radius);
  padding:36px 30px;transition:transform .45s var(--ease),border-color .45s,background .45s;
  position:relative;overflow:hidden;
}
.svc-card::before{content:"";position:absolute;top:0;left:0;width:100%;height:2px;
  background:linear-gradient(90deg,var(--gold),transparent);transform:scaleX(0);transform-origin:left;transition:transform .5s var(--ease)}
.svc-card:hover{transform:translateY(-8px);border-color:var(--line-strong);background:#181820}
.svc-card:hover::before{transform:scaleX(1)}
.svc-card__icon{width:58px;height:58px;border-radius:14px;background:rgba(217,171,99,.1);
  display:flex;align-items:center;justify-content:center;margin-bottom:22px;border:1px solid rgba(217,171,99,.25)}
.svc-card__icon img{width:32px;height:32px;object-fit:contain}
.svc-card h3{font-size:1.18rem;margin-bottom:12px}
.svc-card p{color:var(--muted);font-size:.94rem}
.svc-card__no{position:absolute;top:24px;right:28px;font-family:"Sora";font-size:1rem;color:rgba(217,171,99,.4);font-weight:700}

/* ---------- Detailed services (hizmetler) ---------- */
.svc-row{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center;padding:60px 0;border-bottom:1px solid var(--line)}
.svc-row:nth-child(even) .svc-row__media{order:2}
.svc-row__media{display:grid;grid-template-columns:1fr;gap:16px;border-radius:var(--radius);overflow:hidden}
.svc-row__media.two{grid-template-columns:1fr 1fr}
.svc-row__media img{border-radius:var(--radius-sm);aspect-ratio:1/1;object-fit:cover;width:100%;
  border:1px solid var(--line);transition:transform .6s var(--ease)}
.svc-row__media img:hover{transform:scale(1.04)}
.svc-row__body .num{font-family:"Sora";color:var(--gold);font-weight:700;font-size:.9rem;letter-spacing:.2em}
.svc-row__body h3{font-size:1.7rem;margin:14px 0 18px}
.svc-row__body .scope{color:var(--text);font-weight:500;margin-bottom:10px}
.svc-row__body .scope b{color:var(--gold)}
.svc-row__body .result{color:var(--muted)}

/* ---------- Why / features ---------- */
.why{position:relative;overflow:hidden}
.why__media{position:absolute;inset:0;z-index:0}
.why__media video,.why__media img{width:100%;height:100%;object-fit:cover}
.why__media::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(10,10,12,.92),rgba(10,10,12,.82)),linear-gradient(90deg,rgba(10,10,12,.95),transparent 70%)}
.why__inner{position:relative;z-index:1}
.feature-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:50px}
.feature{background:rgba(21,21,26,.6);border:1px solid var(--line);border-radius:var(--radius-sm);
  padding:26px 22px;backdrop-filter:blur(6px);transition:border-color .4s,transform .4s}
.feature:hover{border-color:var(--gold);transform:translateY(-5px)}
.feature__no{font-family:"Sora";color:var(--gold);font-weight:700;font-size:1.1rem;margin-bottom:12px}
.feature p{font-size:.92rem;color:var(--text)}

/* ---------- References / logos ---------- */
.logo-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:18px}
.logo-cell{background:#fff;border-radius:var(--radius-sm);aspect-ratio:3/2;display:flex;align-items:center;justify-content:center;
  padding:22px;transition:transform .4s var(--ease),box-shadow .4s;border:1px solid var(--line)}
.logo-cell:hover{transform:translateY(-6px);box-shadow:0 20px 40px -18px rgba(0,0,0,.7)}
.logo-cell img{max-height:100%;max-width:100%;width:auto;object-fit:contain;filter:none}
.ref-cat{margin-top:64px}
.ref-cat h3{font-size:1.4rem;margin-bottom:8px}
.ref-cat .eyebrow{margin-bottom:0}
.ref-cat__head{display:flex;align-items:center;gap:18px;margin-bottom:30px}
.ref-cat__head::after{content:"";flex:1;height:1px;background:var(--line)}

/* marquee */
.marquee{overflow:hidden;-webkit-mask:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent)}
.marquee__track{display:flex;gap:18px;width:max-content;animation:marq 40s linear infinite}
.marquee:hover .marquee__track{animation-play-state:paused}
.marquee .logo-cell{width:170px;flex:none}
@keyframes marq{to{transform:translateX(-50%)}}

/* ---------- CTA band ---------- */
.cta-band{position:relative;border-radius:calc(var(--radius)*1.4);overflow:hidden;
  background:linear-gradient(135deg,#1b1409,#0d0d10);border:1px solid var(--line-strong);
  padding:70px 60px;text-align:center}
.cta-band::before{content:"";position:absolute;top:-50%;left:50%;transform:translateX(-50%);width:700px;height:700px;
  background:radial-gradient(circle,rgba(217,171,99,.18),transparent 60%)}
.cta-band__inner{position:relative;z-index:1}
.cta-band h2{font-size:clamp(1.9rem,4vw,3rem);max-width:18ch;margin:0 auto 14px}
.cta-band p{color:var(--muted);margin-bottom:32px}
.cta-actions{display:flex;gap:16px;justify-content:center;flex-wrap:wrap}

/* ---------- Contact ---------- */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:54px;align-items:start}
.info-list{list-style:none;display:flex;flex-direction:column;gap:30px}
.info-item{display:flex;gap:18px;align-items:flex-start}
.info-item .ic{width:48px;height:48px;flex:none;border-radius:12px;border:1px solid rgba(217,171,99,.3);
  background:rgba(217,171,99,.08);display:flex;align-items:center;justify-content:center;color:var(--gold)}
.info-item h4{font-size:.82rem;letter-spacing:.16em;text-transform:uppercase;color:var(--muted);margin-bottom:6px;font-family:"Inter";font-weight:600}
.info-item p,.info-item a{color:var(--text);font-size:1.05rem}
.info-item a:hover{color:var(--gold)}
.socials{display:flex;gap:14px;margin-top:8px}
.socials a{width:44px;height:44px;border-radius:50%;border:1px solid var(--line-strong);display:flex;align-items:center;justify-content:center;transition:.35s}
.socials a:hover{background:var(--gold);color:#13100a;border-color:var(--gold);transform:translateY(-4px)}
.form{background:var(--bg-card);border:1px solid var(--line);border-radius:var(--radius);padding:38px}
.field{margin-bottom:20px}
.field label{display:block;font-size:.82rem;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);margin-bottom:9px}
.field input,.field textarea{width:100%;background:var(--bg-soft);border:1px solid var(--line-strong);border-radius:12px;
  padding:14px 16px;color:var(--text);font-family:inherit;font-size:.98rem;transition:border-color .3s}
.field input:focus,.field textarea:focus{outline:none;border-color:var(--gold)}
.field textarea{resize:vertical;min-height:130px}
.map{margin-top:40px;border-radius:var(--radius);overflow:hidden;border:1px solid var(--line);filter:grayscale(.4) contrast(1.1)}
.map iframe{display:block;width:100%;height:360px;border:0}

/* ---------- Footer ---------- */
.site-footer{background:var(--bg-soft);border-top:1px solid var(--line);padding:70px 0 30px;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:40px}
.footer-brand img{height:60px;margin-bottom:20px}
.footer-brand p{color:var(--muted);font-size:.94rem;max-width:300px}
.footer-col h4{font-size:.82rem;letter-spacing:.16em;text-transform:uppercase;color:var(--gold);margin-bottom:18px;font-family:"Inter"}
.footer-col ul{list-style:none;display:flex;flex-direction:column;gap:11px}
.footer-col a,.footer-col p{color:var(--muted);font-size:.94rem;transition:color .3s}
.footer-col a:hover{color:var(--text)}
.footer-bottom{margin-top:54px;padding-top:26px;border-top:1px solid var(--line);
  display:flex;justify-content:space-between;align-items:center;gap:18px;flex-wrap:wrap;color:var(--muted);font-size:.84rem}
.footer-bottom img{height:34px;opacity:.85}
.footer-bottom a{color:var(--muted)}.footer-bottom a:hover{color:var(--gold)}

/* ---------- Reveal animation ---------- */
.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:980px){
  .nav__links,.nav__phone{display:none}
  .nav__toggle{display:flex}
  .nav.open .nav__links{display:flex;position:absolute;top:100%;left:0;right:0;flex-direction:column;
    background:rgba(12,12,15,.98);backdrop-filter:blur(14px);padding:26px 24px;gap:18px;border-top:1px solid var(--line)}
  .split,.contact-grid,.svc-row{grid-template-columns:1fr;gap:34px}
  .svc-row:nth-child(even) .svc-row__media{order:0}
  .svc-grid{grid-template-columns:1fr 1fr}
  .feature-grid{grid-template-columns:1fr 1fr}
  .stats{grid-template-columns:1fr 1fr;gap:30px}
  .logo-grid{grid-template-columns:repeat(3,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:560px){
  .section{padding:74px 0}
  .svc-grid,.logo-grid{grid-template-columns:1fr 1fr}
  .feature-grid{grid-template-columns:1fr}
  .cta-band{padding:48px 26px}
  .pill-group{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
}