*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:"DM Sans","Manrope",Arial,sans-serif;color:#17243a;background:#050f1e}
a{text-decoration:none;color:inherit}
.wrap{width:min(1240px,calc(100% - 48px));margin:auto}

/* ============================================================
   TOPBAR (منتقل‌شده از products.css)
   ============================================================ */
.topbar{height:38px;background:#041329;border-bottom:1px solid rgba(255,255,255,.12);font-size:11px;color:#e4e9f1}
.topbar-inner,.top-contact,.top-actions{display:flex;align-items:center}
.topbar-inner{height:100%;justify-content:space-between;width:min(1440px,calc(100% - 48px));margin:0 auto}
.top-contact{gap:19px}
.top-contact span,.top-contact a{white-space:nowrap;color:#e4e9f1}
.top-contact b{font-weight:500}
.top-contact i{height:17px;width:1px;background:rgba(255,255,255,.35)}
.top-contact a:first-letter{color:#efb957}
.top-actions{gap:6px}
.topbar .lang{background:transparent;border:1px solid rgba(255,255,255,.32);color:#fff;border-radius:5px;padding:7px 13px;font-size:11px;font-weight:700;cursor:pointer}
.topbar .lang.active{background:#efb957;border-color:#efb957;color:#14243b}
.top-quote{margin-left:12px;background:#efb957;color:#15243a;border-radius:5px;padding:9px 14px;font-weight:800;font-size:10px;display:inline-flex;align-items:center}
.top-quote:hover{filter:brightness(1.06)}

/* ============================================================
   HEADER NAV (منتقل‌شده از products.css)
   ============================================================ */
.catalog-header{height:70px;background:rgba(5,23,47,.98);border-bottom:1px solid rgba(220,232,248,.25);position:relative;z-index:100}
.header-inner{height:100%;justify-content:space-between;gap:28px;display:flex;align-items:center;width:min(1440px,calc(100% - 48px));margin:0 auto}
.catalog-brand{gap:10px;min-width:285px;display:flex;align-items:center}
.catalog-brand img{width:51px;height:51px;object-fit:contain}
.catalog-brand span{display:flex;flex-direction:column;gap:2px}
.catalog-brand strong{font-size:24px;letter-spacing:1.1px;font-weight:800;color:#fff}
.catalog-brand em{font-style:normal;color:#efb957}
.catalog-brand small{font-size:9px;letter-spacing:2px;color:#d2d9e4}
.catalog-nav{height:100%;gap:34px;font-size:13px;color:#e1e7f0;display:flex;align-items:center;margin-right:60px}
.catalog-nav a{height:100%;display:flex;align-items:center;position:relative;transition:color .2s;color:#e1e7f0}
.catalog-nav a:hover,.catalog-nav a.current{color:#efb957}
.catalog-nav a.current:after{content:"";position:absolute;bottom:14px;left:0;right:0;height:3px;background:#efb957}
.mobile-menu{display:none;background:none;border:1px solid rgba(220,232,248,.25);color:white;border-radius:5px;padding:7px 11px;font-size:21px;cursor:pointer}

/* ============================================================
   PORTFOLIO PAGE
   ============================================================ */
.portfolio-page{padding:40px 0 80px;background:radial-gradient(circle at 50% 10%, #0e2a4d 0%, #050f1e 80%);min-height:calc(100vh - 108px)}
.portfolio-title{color:#fff;font-size:28px;font-weight:700;margin-bottom:30px;text-align:left}

/* 3-COLUMN CONTINUOUS GRID */
.portfolio-grid{display:grid;grid-template-columns:repeat(3, 1fr);gap:20px;margin-bottom:40px}

/* PORTFOLIO CARD */
.portfolio-card{background:rgba(12, 27, 48, 0.65);border:1px solid rgba(255, 255, 255, 0.12);border-radius:8px;overflow:hidden;display:flex;flex-direction:column;transition:transform 0.2s, border-color 0.2s}
.portfolio-card:hover{border-color:rgba(229, 178, 85, 0.5);transform:translateY(-2px)}

.card-head{display:flex;align-items:center;gap:8px;padding:12px 16px;background:rgba(255, 255, 255, 0.03);border-bottom:1px solid rgba(255, 255, 255, 0.08);color:#fff;font-size:13px;font-weight:600}
.card-head span{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}

.portfolio-card .card-img{height:160px;background-size:cover;background-position:center;border-bottom:1px solid rgba(255, 255, 255, 0.05);background-color:rgba(255,255,255,0.05)}

.portfolio-card .card-body{padding:16px;display:flex;flex-direction:column;flex:1;justify-content:space-between}
.card-desc{color:#a3b3c9;font-size:12px;line-height:1.5;margin:0 0 16px}

.card-btn{display:block;text-align:center;padding:8px 0;border:1px solid rgba(255,255,255,0.3);border-radius:4px;color:#fff;font-size:12px;font-weight:600;transition:0.2s}
.card-btn:hover{background:rgba(255,255,255,0.1);border-color:#fff}

.card-btn-text{color:#94a3b8;font-size:12px;font-weight:500;transition:0.2s}
.card-btn-text:hover{color:#e5b255}

/* LOAD MORE BUTTON ONLY */
.portfolio-footer-controls{display:flex;justify-content:center;margin-top:20px}
.btn-load-more{background:rgba(15, 32, 59, 0.8);border:1px solid rgba(255,255,255,0.2);color:#fff;padding:12px 48px;border-radius:4px;font-size:13px;font-weight:600;cursor:pointer;transition:0.2s}
.btn-load-more:hover{background:#e5b255;color:#050f1e;border-color:#e5b255}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media(max-width:1050px){
  .catalog-brand{min-width:230px}
  .catalog-nav{gap:20px;margin-right:20px}
}

@media(max-width:992px){
  .portfolio-grid{grid-template-columns:repeat(2, 1fr)}
}

@media(max-width:760px){
  .wrap,.topbar-inner,.header-inner{width:calc(100% - 32px)}
  .topbar{height:auto;min-height:38px}
  .topbar-inner{min-height:38px}
  .top-contact{gap:9px;font-size:9px}
  .top-contact a:last-child,.top-contact i:last-of-type{display:none}
  .top-quote{display:none}
  .catalog-header{height:70px}
  .catalog-brand{min-width:0}
  .catalog-brand img{width:43px;height:43px}
  .catalog-brand strong{font-size:19px}
  .catalog-brand small{font-size:7px;letter-spacing:1.4px}
  .mobile-menu{display:block;margin-left:auto}
  .catalog-nav{display:none;position:absolute;top:70px;left:0;right:0;height:auto;padding:18px 22px;background:#061a35;border-top:1px solid rgba(220,232,248,.25);flex-direction:column;align-items:stretch;gap:0;z-index:100;margin:0}
  .catalog-nav.open{display:flex}
  .catalog-nav a{padding:12px 0;height:auto;border-bottom:1px solid rgba(255,255,255,.08);justify-content:flex-start}
  .catalog-nav a.current:after{display:none}
}

@media(max-width:640px){
  .portfolio-grid{grid-template-columns:1fr}
}

@media(max-width:390px){
  .top-contact span{font-size:8px}
  .top-contact a span{font-size:8px}
}