/* ===== Yedikale — modern clean theme ===== */
:root{
  --bg:#ffffff;
  --bg-alt:#f5f6f4;
  --ink:#1b1d1a;
  --ink-soft:#5c6159;
  --line:#e4e6e1;
  --brand:#2f4b3f;        /* deep green — construction/trust */
  --brand-ink:#213a30;
  --accent:#c6a15b;       /* warm gold accent */
  --wa:#25d366;
  --radius:14px;
  --shadow:0 6px 24px rgba(27,29,26,.08);
  --maxw:1180px;
  --font:'Segoe UI',system-ui,-apple-system,Roboto,Helvetica,Arial,sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--font);color:var(--ink);background:var(--bg);line-height:1.6;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 24px}

/* Buttons */
.btn{display:inline-flex;align-items:center;gap:8px;padding:12px 20px;border-radius:999px;font-weight:600;font-size:15px;border:1px solid transparent;cursor:pointer;transition:.18s;white-space:nowrap}
.btn-primary{background:var(--brand);color:#fff}
.btn-primary:hover{background:var(--brand-ink)}
.btn-wa{background:var(--wa);color:#fff}
.btn-wa:hover{filter:brightness(.95)}
.btn-ghost{background:transparent;border-color:var(--line);color:var(--ink-soft)}
.btn-ghost:hover{border-color:var(--ink-soft);color:var(--ink)}
.wa-icon{font-size:17px}
.wa-ic{width:18px;height:18px;display:inline-block;vertical-align:-4px;flex:none}

/* Header */
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.92);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.header-inner{display:flex;align-items:center;gap:24px;height:68px}
.brand{display:flex;align-items:center;gap:9px;font-weight:800;letter-spacing:.06em}
.brand-mark{color:var(--accent);font-size:20px}
.brand-name{font-size:19px}
.nav{display:flex;gap:28px;margin-left:12px}
.nav a{font-weight:500;color:var(--ink-soft);font-size:15px}
.nav a:hover{color:var(--ink)}
.header-actions{display:flex;align-items:center;gap:12px;margin-left:auto}
.lang-toggle{background:none;border:1px solid var(--line);border-radius:999px;padding:7px 12px;font-weight:600;cursor:pointer;color:var(--ink-soft);font-size:13px}
.lang-opt.active{color:var(--brand)}
.lang-sep{opacity:.4;margin:0 2px}
.nav-burger{display:none;background:none;border:none;font-size:24px;cursor:pointer}

/* Hero */
.hero{position:relative;color:#fff;padding:100px 0;overflow:hidden;background:#213a30}
.hero-bg{position:absolute;inset:0;background:url("../img/hero.jpg") center/cover no-repeat;opacity:.28}
.hero::after{content:"";position:absolute;inset:0;background:linear-gradient(135deg,rgba(33,58,48,.82),rgba(33,58,48,.55))}
.hero-inner{position:relative;z-index:2}
.hero-kicker{letter-spacing:.18em;font-size:13px;color:var(--accent);font-weight:700;margin-bottom:16px}
.hero-title{font-size:clamp(30px,5vw,52px);line-height:1.12;font-weight:800;max-width:14ch}
.hero-sub{margin-top:20px;font-size:18px;color:rgba(255,255,255,.82);max-width:54ch}
.hero-cta{margin-top:34px;display:flex;gap:14px;flex-wrap:wrap}

/* Section head */
.section-head{text-align:center;margin-bottom:38px}
.section-head h2{font-size:clamp(26px,3.5vw,38px);font-weight:800}
.section-head p{color:var(--ink-soft);margin-top:8px;font-size:17px}

/* Catalog */
.catalog{padding:80px 0;background:var(--bg-alt)}
.filterbar{display:flex;gap:14px;flex-wrap:wrap;align-items:center;justify-content:space-between;margin-bottom:18px}
.search{flex:1;min-width:220px;padding:13px 18px;border:1px solid var(--line);border-radius:999px;font-size:15px;background:#fff}
.search:focus{outline:none;border-color:var(--brand)}
.filters{display:flex;gap:10px;flex-wrap:wrap}
.select{padding:12px 16px;border:1px solid var(--line);border-radius:999px;font-size:15px;background:#fff;cursor:pointer;color:var(--ink)}
.select:focus{outline:none;border-color:var(--brand)}
.result-count{color:var(--ink-soft);font-size:14px;margin-bottom:22px}

.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:24px}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;display:flex;flex-direction:column;transition:.2s}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.card-img{aspect-ratio:3/2;background:linear-gradient(135deg,#d7ddd4,#eef1ec);display:flex;align-items:center;justify-content:center;color:var(--brand);font-weight:700;font-size:15px;position:relative;overflow:hidden}
.card-img img{width:100%;height:100%;object-fit:cover}
.card-img.has-plan{cursor:zoom-in}
.card-badge{position:absolute;top:12px;left:12px;background:rgba(47,75,63,.92);color:#fff;font-size:12px;font-weight:600;padding:5px 11px;border-radius:999px;z-index:2}
.card-zoom{position:absolute;right:12px;bottom:12px;background:rgba(27,29,26,.72);color:#fff;font-size:12px;font-weight:600;padding:5px 11px;border-radius:999px;opacity:0;transition:.18s}
.card-img.has-plan:hover .card-zoom{opacity:1}
.card-body{padding:18px 18px 20px;display:flex;flex-direction:column;gap:12px;flex:1}
.card-title{font-size:18px;font-weight:700}
.card-specs{display:flex;flex-wrap:wrap;gap:7px}
.spec{background:var(--bg-alt);border:1px solid var(--line);border-radius:8px;padding:4px 10px;font-size:13px;color:var(--ink-soft);font-weight:500}
.card-actions{display:flex;gap:8px;margin-top:auto}
.card-actions .btn{flex:1;justify-content:center;padding:11px 12px;font-size:14px}
.btn-plan{white-space:nowrap}
.empty-msg{text-align:center;color:var(--ink-soft);padding:40px 0;font-size:16px}

/* About */
.about{padding:80px 0}
.about-inner{display:grid;grid-template-columns:1.1fr .9fr;gap:48px;align-items:center}
.about-text h2{font-size:clamp(26px,3.5vw,38px);font-weight:800;margin-bottom:18px}
.about-text p{color:var(--ink-soft);margin-bottom:14px;font-size:16px}
.about-stats{list-style:none;display:flex;gap:30px;margin-top:26px}
.about-stats li{display:flex;flex-direction:column}
.about-stats strong{font-size:30px;color:var(--brand)}
.about-stats span{font-size:14px;color:var(--ink-soft)}
.about-media{aspect-ratio:4/3;border-radius:var(--radius);background:linear-gradient(135deg,#2f4b3f,#c6a15b);box-shadow:var(--shadow)}

/* References */
.references{padding:80px 0;background:var(--bg-alt)}
.ref-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:18px}
.ref-item{aspect-ratio:1/1;border-radius:var(--radius);background:linear-gradient(135deg,#d7ddd4,#eef1ec);display:flex;align-items:center;justify-content:center;color:var(--brand);font-weight:600;overflow:hidden}
.ref-item img{width:100%;height:100%;object-fit:cover}

/* Footer */
.site-footer{background:var(--brand-ink);color:#fff;padding:60px 0 0}
.footer-inner{display:grid;grid-template-columns:1.3fr 1fr 1fr;gap:36px;padding-bottom:40px}
.brand-footer .brand-name{color:#fff}
.footer-tag{color:rgba(255,255,255,.6);margin-top:10px;font-size:14px}
.footer-col h4{font-size:16px;margin-bottom:16px;font-weight:700}
.contact-list{list-style:none;display:flex;flex-direction:column;gap:10px;font-size:15px;color:rgba(255,255,255,.8)}
.contact-list a:hover{color:var(--accent)}
.footer-bottom{border-top:1px solid rgba(255,255,255,.12);padding:20px 0;font-size:13px;color:rgba(255,255,255,.55)}

/* Lightbox */
.lightbox{position:fixed;inset:0;z-index:100;background:rgba(15,18,15,.88);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:16px;padding:24px}
.lightbox[hidden]{display:none}
.lightbox img{max-width:min(1100px,94vw);max-height:78vh;object-fit:contain;border-radius:10px;box-shadow:0 20px 60px rgba(0,0,0,.5);background:#fff}
.lb-close{position:absolute;top:18px;right:22px;width:44px;height:44px;border-radius:50%;background:rgba(255,255,255,.14);color:#fff;border:none;font-size:20px;cursor:pointer;transition:.18s}
.lb-close:hover{background:rgba(255,255,255,.28)}
.lb-wa{box-shadow:0 8px 24px rgba(37,211,102,.4)}

/* Floating WA */
.wa-float{position:fixed;right:22px;bottom:22px;width:56px;height:56px;border-radius:50%;background:var(--wa);color:#fff;display:flex;align-items:center;justify-content:center;font-size:26px;box-shadow:0 8px 24px rgba(37,211,102,.45);z-index:60;transition:.2s}
.wa-float:hover{transform:scale(1.08)}

/* Responsive */
@media(max-width:860px){
  .nav,.header-actions .btn-wa{display:none}
  .nav.open{display:flex;position:absolute;top:68px;left:0;right:0;background:#fff;flex-direction:column;padding:16px 24px;gap:16px;border-bottom:1px solid var(--line);box-shadow:var(--shadow)}
  .nav-burger{display:block}
  .about-inner{grid-template-columns:1fr}
  .about-media{order:-1}
  .footer-inner{grid-template-columns:1fr}
}