/* Sivas Talk Madencilik - static site styles */
:root{
  --green:#1b4a3a;
  --green-dark:#0e2b22;
  --green-darker:#091e18;
  --accent:#c6a15b;
  --accent-dark:#a9863f;
  --ink:#1d2521;
  --muted:#5d6b63;
  --line:#e3e7e3;
  --cream:#f6f4ee;
  --bg-soft:#f3f6f3;
  --white:#ffffff;
  --radius:14px;
  --shadow:0 10px 30px rgba(14,43,34,.08);
  --shadow-lg:0 24px 60px rgba(14,43,34,.16);
  --container:1180px;
  --header-h:78px;
  --font:'Manrope',system-ui,-apple-system,'Segoe UI',Roboto,Arial,sans-serif;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--font);
  color:var(--ink);
  background:var(--white);
  line-height:1.7;
  font-size:17px;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4{line-height:1.2;margin:0 0 .5em;font-weight:800;letter-spacing:-.02em}
p{margin:0 0 1.1em}
.container{max-width:var(--container);margin:0 auto;padding:0 22px}
.section{padding:84px 0}
.section--soft{background:var(--bg-soft)}
.section--cream{background:var(--cream)}

.kicker{
  display:inline-block;
  font-size:.8rem;
  letter-spacing:.18em;
  text-transform:uppercase;
  font-weight:800;
  color:var(--accent-dark);
  margin-bottom:14px;
}
.section-head{max-width:760px;margin:0 auto 52px;text-align:center}
.section-head h2{font-size:clamp(1.9rem,4vw,2.7rem)}
.section-head p{color:var(--muted);font-size:1.05rem}
.text-muted{color:var(--muted)}

/* Buttons */
.btn{
  display:inline-flex;align-items:center;gap:10px;
  padding:14px 28px;border-radius:50px;font-weight:700;font-size:.97rem;
  border:2px solid transparent;cursor:pointer;transition:.25s ease;white-space:nowrap;
}
.btn-primary{background:var(--accent);color:#1c1407}
.btn-primary:hover{background:var(--accent-dark);transform:translateY(-2px)}
.btn-ghost{background:transparent;border-color:rgba(255,255,255,.5);color:#fff}
.btn-ghost:hover{background:rgba(255,255,255,.12);border-color:#fff}
.btn-dark{background:var(--green);color:#fff}
.btn-dark:hover{background:var(--green-dark);transform:translateY(-2px)}

/* ---------- Header ---------- */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:1000;height:var(--header-h);
  display:flex;align-items:center;
  background:rgba(9,30,24,.0);transition:background .3s ease,box-shadow .3s ease;
}
.site-header.scrolled,.site-header.solid{
  background:var(--green-darker);box-shadow:0 6px 24px rgba(0,0,0,.18);
}
.site-header .container{display:flex;align-items:center;justify-content:space-between;gap:20px;width:100%}
.brand{display:flex;align-items:center;gap:12px}
.brand img{height:34px;width:auto}
.brand .brand-text{color:#fff;font-weight:800;font-size:1.05rem;letter-spacing:.01em;line-height:1.1}
.brand .brand-text small{display:block;font-weight:500;font-size:.62rem;letter-spacing:.22em;color:var(--accent);text-transform:uppercase}

.main-nav{display:flex;align-items:center;gap:6px}
.main-nav>ul{list-style:none;display:flex;align-items:center;gap:4px;margin:0;padding:0}
.main-nav a,.main-nav .nav-toggle-link{
  color:rgba(255,255,255,.86);font-weight:600;font-size:.92rem;padding:10px 14px;border-radius:8px;
  display:inline-flex;align-items:center;gap:6px;transition:.2s;cursor:pointer;background:none;border:none;font-family:inherit;
}
.main-nav a:hover,.main-nav .nav-toggle-link:hover,.main-nav li.active>a{color:#fff;background:rgba(255,255,255,.1)}

/* dropdown */
.has-dropdown{position:relative}
.dropdown{
  position:absolute;top:calc(100% + 8px);inset-inline-start:0;min-width:240px;background:#fff;border-radius:12px;
  box-shadow:var(--shadow-lg);padding:8px;list-style:none;margin:0;opacity:0;visibility:hidden;
  transform:translateY(8px);transition:.22s ease;
}
.has-dropdown.open .dropdown{opacity:1;visibility:visible;transform:translateY(0)}
@media (hover:hover){.has-dropdown:hover .dropdown{opacity:1;visibility:visible;transform:translateY(0)}}
.has-dropdown.open>.nav-toggle-link .caret{transform:rotate(-135deg);margin-top:2px}
.dropdown a{color:var(--ink);display:block;padding:10px 14px;border-radius:8px;font-size:.92rem}
.dropdown a:hover{background:var(--bg-soft);color:var(--green)}
.caret{width:9px;height:9px;border-right:2px solid currentColor;border-bottom:2px solid currentColor;transform:rotate(45deg);margin-top:-3px}

/* language switcher */
.lang{position:relative;margin-inline-start:6px}
.lang-btn{
  display:inline-flex;align-items:center;gap:8px;background:rgba(255,255,255,.12);color:#fff;
  border:1px solid rgba(255,255,255,.22);padding:8px 14px;border-radius:50px;font-weight:700;font-size:.85rem;cursor:pointer;font-family:inherit;
}
.lang-btn:hover{background:rgba(255,255,255,.2)}
.lang-menu{
  position:absolute;top:calc(100% + 8px);inset-inline-end:0;background:#fff;border-radius:12px;box-shadow:var(--shadow-lg);
  padding:8px;list-style:none;margin:0;min-width:170px;opacity:0;visibility:hidden;transform:translateY(8px);transition:.22s;z-index:30;
}
.lang.open .lang-menu{opacity:1;visibility:visible;transform:translateY(0)}
.lang-menu a{display:flex;align-items:center;gap:10px;color:var(--ink);padding:9px 12px;border-radius:8px;font-size:.9rem;font-weight:600}
.lang-menu a:hover,.lang-menu a.active{background:var(--bg-soft);color:var(--green)}
.lang-menu a .flag{font-size:1.1rem;line-height:1}

/* burger */
.burger{display:none;flex-direction:column;gap:5px;background:none;border:0;cursor:pointer;padding:8px}
.burger span{width:26px;height:2px;background:#fff;border-radius:2px;transition:.3s}
.nav-backdrop{display:none}

/* ---------- Hero ---------- */
.hero{
  position:relative;min-height:100vh;display:flex;align-items:center;color:#fff;overflow:hidden;background:var(--green-darker);
}
.hero-bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:0;display:block}
.hero-overlay{
  position:absolute;inset:0;z-index:1;
  background:
    linear-gradient(90deg, rgba(7,24,19,.92) 0%, rgba(7,24,19,.7) 38%, rgba(7,24,19,.35) 70%, rgba(7,24,19,.2) 100%),
    linear-gradient(0deg, rgba(7,24,19,.6) 0%, rgba(7,24,19,0) 45%);
}
[dir="rtl"] .hero-overlay{
  background:
    linear-gradient(270deg, rgba(7,24,19,.92) 0%, rgba(7,24,19,.7) 38%, rgba(7,24,19,.35) 70%, rgba(7,24,19,.2) 100%),
    linear-gradient(0deg, rgba(7,24,19,.6) 0%, rgba(7,24,19,0) 45%);
}
.hero .container{position:relative;z-index:2}
.hero .scroll-indicator{z-index:2}
.hero-inner{max-width:820px;padding:140px 0 90px}
.hero .kicker{color:var(--accent)}
.hero h1{font-size:clamp(2.2rem,5.4vw,4rem);margin-bottom:.4em;text-shadow:0 2px 30px rgba(0,0,0,.3)}
.hero p.lead{font-size:1.15rem;color:rgba(255,255,255,.9);max-width:640px;margin-bottom:2em}
.hero-actions{display:flex;flex-wrap:wrap;gap:16px}
.scroll-indicator{
  position:absolute;bottom:30px;inset-inline-start:50%;transform:translateX(-50%);
  width:28px;height:46px;border:2px solid rgba(255,255,255,.7);border-radius:16px;
  display:grid;place-items:start center;padding-top:8px;transition:border-color .2s;animation:scroll-bob 2s ease-in-out infinite;
}
.scroll-indicator:hover{border-color:#fff}
.scroll-indicator .mouse{
  width:4px;height:8px;border-radius:3px;background:#fff;animation:scroll-wheel 1.8s ease-in-out infinite;
}
@keyframes scroll-wheel{0%{opacity:0;transform:translateY(0)}20%{opacity:1}50%{opacity:1;transform:translateY(12px)}80%,100%{opacity:0;transform:translateY(14px)}}
@keyframes scroll-bob{0%,100%{transform:translateX(-50%) translateY(0)}50%{transform:translateX(-50%) translateY(6px)}}
@media(prefers-reduced-motion:reduce){.scroll-indicator,.scroll-indicator .mouse{animation:none}}

/* page hero (inner pages) */
.page-hero{
  position:relative;padding:calc(var(--header-h) + 70px) 0 70px;color:#fff;text-align:center;overflow:hidden;background:var(--green-darker);
}
.page-hero .hero-overlay{background:linear-gradient(180deg,rgba(9,30,24,.78),rgba(9,30,24,.88))}
.page-hero .container{position:relative;z-index:2}
.page-hero h1{font-size:clamp(2rem,4.6vw,3.1rem)}
.breadcrumb{display:flex;gap:10px;justify-content:center;color:rgba(255,255,255,.72);font-size:.9rem;font-weight:600}
.breadcrumb a:hover{color:#fff}
.breadcrumb span{color:var(--accent)}

/* ---------- Experience / about split ---------- */
.split{display:grid;grid-template-columns:1.05fr 1fr;gap:60px;align-items:center}
.split .media{position:relative}
.split .media img{border-radius:var(--radius);box-shadow:var(--shadow-lg);width:100%;aspect-ratio:4/5;object-fit:cover}
.split .media .badge{
  position:absolute;inset-block-end:-26px;inset-inline-start:-26px;background:var(--green);color:#fff;
  padding:22px 26px;border-radius:var(--radius);box-shadow:var(--shadow-lg);text-align:center;
}
.split .media .badge b{display:block;font-size:2.1rem;line-height:1;color:var(--accent)}
.split .media .badge span{font-size:.8rem;letter-spacing:.06em}
.split h2{font-size:clamp(1.8rem,3.6vw,2.5rem)}

/* stats */
.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:30px}
.stat{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:22px 18px;text-align:center;box-shadow:var(--shadow)}
.stat b{display:block;font-size:1.9rem;color:var(--green);line-height:1}
.stat span{font-size:.82rem;color:var(--muted);font-weight:600}

/* cards (mission/vision/principles, usage) */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:34px 30px;box-shadow:var(--shadow);
  transition:.25s;height:100%;
}
.card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg)}
.card .ico{
  width:58px;height:58px;border-radius:14px;display:grid;place-items:center;margin-bottom:18px;
  background:var(--green);color:var(--accent);font-size:1.5rem;
}
.card h3{font-size:1.25rem}
.card p{color:var(--muted);margin:0}

.feature-list{list-style:none;padding:0;margin:0;display:grid;gap:14px}
.feature-list li{display:flex;gap:14px;align-items:flex-start;font-weight:600}
.feature-list li::before{
  content:"";flex:none;width:26px;height:26px;border-radius:50%;margin-top:2px;
  background:var(--green) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23c6a15b' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='20 6 9 17 4 12'/%3E%3C/svg%3E") center/15px no-repeat;
}

/* ---------- Gallery ---------- */
.gallery-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.gallery-grid .g-item{
  position:relative;border-radius:12px;overflow:hidden;cursor:pointer;aspect-ratio:1/1;background:var(--bg-soft);
}
.gallery-grid .g-item img{width:100%;height:100%;object-fit:cover;transition:.4s}
.gallery-grid .g-item:hover img{transform:scale(1.07)}
.gallery-grid .g-item::after{
  content:"+";position:absolute;inset:0;display:grid;place-items:center;font-size:2rem;color:#fff;font-weight:300;
  background:rgba(14,43,34,.45);opacity:0;transition:.3s;
}
.gallery-grid .g-item:hover::after{opacity:1}

/* video gallery */
.video-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.video-item{position:relative;border-radius:14px;overflow:hidden;cursor:pointer;aspect-ratio:16/9;background:#000;box-shadow:var(--shadow)}
.video-item img{width:100%;height:100%;object-fit:cover;opacity:.85;transition:.3s}
.video-item:hover img{opacity:.6}
.video-item .play{
  position:absolute;inset:0;display:grid;place-items:center;
}
.video-item .play::before{
  content:"";width:66px;height:66px;border-radius:50%;background:rgba(198,161,91,.95);
  box-shadow:0 8px 26px rgba(0,0,0,.4);transition:.3s;
}
.video-item:hover .play::before{transform:scale(1.1)}
.video-item .play::after{
  content:"";position:absolute;border-style:solid;border-width:11px 0 11px 18px;border-color:transparent transparent transparent #1c1407;margin-inline-start:4px;
}
.video-item iframe{width:100%;height:100%;border:0}

/* ---------- Lightbox ---------- */
.lightbox{
  position:fixed;inset:0;background:rgba(7,20,16,.93);z-index:2000;display:none;align-items:center;justify-content:center;padding:30px;
}
.lightbox.open{display:flex}
.lightbox img{max-width:90vw;max-height:86vh;border-radius:8px;box-shadow:0 20px 60px rgba(0,0,0,.5)}
.lightbox .lb-close,.lightbox .lb-nav{
  position:absolute;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.25);color:#fff;
  width:52px;height:52px;border-radius:50%;font-size:1.4rem;cursor:pointer;display:grid;place-items:center;transition:.2s;
}
.lightbox .lb-close:hover,.lightbox .lb-nav:hover{background:rgba(255,255,255,.25)}
.lightbox .lb-close{top:24px;inset-inline-end:24px}
.lightbox .lb-prev{inset-inline-start:24px;top:50%;transform:translateY(-50%)}
.lightbox .lb-next{inset-inline-end:24px;top:50%;transform:translateY(-50%)}

/* ---------- Contact ---------- */
.contact-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:50px;align-items:start}
.form-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:38px;box-shadow:var(--shadow)}
.field{margin-bottom:18px}
.field label{display:block;font-weight:700;font-size:.85rem;margin-bottom:7px}
.field input,.field textarea{
  width:100%;padding:13px 16px;border:1px solid var(--line);border-radius:10px;font-family:inherit;font-size:.97rem;background:var(--bg-soft);transition:.2s;
}
.field input:focus,.field textarea:focus{outline:none;border-color:var(--green);background:#fff;box-shadow:0 0 0 3px rgba(27,74,58,.1)}
.field textarea{min-height:130px;resize:vertical}
.form-note{font-size:.82rem;color:var(--muted);margin-top:6px}
.info-list{list-style:none;padding:0;margin:0;display:grid;gap:20px}
.info-list li{display:flex;gap:16px;align-items:flex-start}
.info-list .ico{flex:none;width:50px;height:50px;border-radius:12px;background:var(--green);color:var(--accent);display:grid;place-items:center;font-size:1.2rem}
.info-list b{display:block;font-size:.78rem;letter-spacing:.12em;text-transform:uppercase;color:var(--muted)}
.info-list a,.info-list span{font-weight:700;color:var(--ink)}
.map-embed{margin-top:26px;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);border:1px solid var(--line)}
.map-embed iframe{width:100%;height:300px;border:0;display:block}

/* CTA band */
.cta-band{background:linear-gradient(120deg,var(--green-dark),var(--green));color:#fff;text-align:center}
.cta-band h2{font-size:clamp(1.8rem,4vw,2.6rem)}
.cta-contacts{display:flex;flex-wrap:wrap;gap:14px 40px;justify-content:center;margin:26px 0 32px}
.cta-contacts a,.cta-contacts span{display:inline-flex;align-items:center;gap:10px;font-weight:700;color:#fff}
.cta-contacts .ico{color:var(--accent)}

/* ---------- Footer ---------- */
.site-footer{background:var(--green-darker);color:rgba(255,255,255,.7);padding:70px 0 0}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:50px}
.site-footer .brand img{height:36px;margin-bottom:18px}
.site-footer h4{color:#fff;font-size:1rem;margin-bottom:18px;letter-spacing:.02em}
.site-footer ul{list-style:none;padding:0;margin:0;display:grid;gap:11px}
.site-footer a:hover{color:var(--accent)}
.socials{display:flex;gap:12px;margin-top:6px}
.socials a{
  width:42px;height:42px;border-radius:10px;background:rgba(255,255,255,.08);display:grid;place-items:center;color:#fff;transition:.2s;
}
.socials a:hover{background:var(--accent);color:#1c1407}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding:22px 0;text-align:center;font-size:.85rem}
.footer-bottom .credit-sep{opacity:.4;margin:0 6px}
.footer-credit{color:var(--accent);font-weight:700}
.footer-credit:hover{color:#fff;text-decoration:underline}

/* svg icon sizing */
.ico svg,.socials svg,.cta-contacts svg{width:20px;height:20px}
.info-list .ico svg{width:22px;height:22px}

/* ---------- RTL ---------- */
[dir="rtl"] body{font-family:'Manrope','Segoe UI',Tahoma,Arial,sans-serif}
[dir="rtl"] .kicker{letter-spacing:0}
[dir="rtl"] .caret{transform:rotate(135deg)}
[dir="rtl"] .video-item .play::after{margin-inline-start:0;margin-inline-end:4px;transform:scaleX(-1)}
[dir="rtl"] .stat b,[dir="rtl"] .split .media .badge b{direction:ltr}

/* ---------- Responsive ---------- */
@media(max-width:980px){
  .split{grid-template-columns:1fr;gap:50px}
  .split .media .badge{inset-inline-start:auto;inset-inline-end:20px}
  .cards{grid-template-columns:1fr 1fr}
  .video-grid{grid-template-columns:1fr 1fr}
  .gallery-grid{grid-template-columns:repeat(3,1fr)}
  .contact-grid{grid-template-columns:1fr;gap:36px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:34px}
}
@media(max-width:760px){
  body{font-size:16px}
  .section{padding:62px 0}
  .burger{display:flex}
  .main-nav{
    position:fixed;top:0;inset-inline-end:0;height:100dvh;width:min(82vw,340px);background:var(--green-darker);
    flex-direction:column;align-items:stretch;justify-content:flex-start;gap:0;padding:90px 22px 30px;
    transform:translateX(110%);transition:transform .3s ease;overflow-y:auto;z-index:1100;
  }
  [dir="rtl"] .main-nav{transform:translateX(-110%)}
  .main-nav.open{transform:translateX(0)}
  .main-nav>ul{flex-direction:column;align-items:stretch;gap:2px;width:100%}
  .main-nav a,.main-nav .nav-toggle-link{padding:13px 12px;font-size:1rem;width:100%}
  .has-dropdown .dropdown{
    position:static;opacity:1;visibility:visible;transform:none;box-shadow:none;background:rgba(255,255,255,.05);
    max-height:0;overflow:hidden;padding:0 8px;transition:max-height .3s ease,padding .3s ease;
  }
  .has-dropdown.open .dropdown{max-height:300px;padding:6px 8px}
  .dropdown a{color:rgba(255,255,255,.82)}
  .dropdown a:hover{background:rgba(255,255,255,.1);color:#fff}
  .lang{margin:14px 0 0}
  .lang-menu{position:static;opacity:1;visibility:visible;transform:none;box-shadow:none;background:rgba(255,255,255,.05);display:none}
  .lang.open .lang-menu{display:block}
  .lang-menu a{color:rgba(255,255,255,.85)}
  .nav-backdrop{display:block;position:fixed;inset:0;background:rgba(0,0,0,.5);opacity:0;visibility:hidden;transition:.3s;z-index:900}
  .nav-backdrop.open{opacity:1;visibility:visible}
  .burger.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
  .burger.open span:nth-child(2){opacity:0}
  .burger.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
}
@media(max-width:560px){
  .cards{grid-template-columns:1fr}
  .video-grid{grid-template-columns:1fr}
  .gallery-grid{grid-template-columns:1fr 1fr}
  .stats{grid-template-columns:1fr 1fr 1fr;gap:10px}
  .stat b{font-size:1.4rem}
  .footer-grid{grid-template-columns:1fr}
  .form-card{padding:26px 20px}
  .hero-inner{padding-top:120px}
}