:root{
  --steel-900:#0b1220;
  --steel-800:#0f1a2e;
  --steel-700:#162238;
  --steel-600:#1c2b46;
  --steel-500:#243551;
  --steel-100:#e7ecf3;
  --line:rgba(255,255,255,.08);
  --orange:#ff6b1a;
  --orange-2:#ff8430;
  --muted:#94a3b8;
}
*{box-sizing:border-box}
html,body{background:var(--steel-900);color:var(--steel-100);font-family:'Inter','Segoe UI',system-ui,-apple-system,sans-serif;line-height:1.6}
a{color:var(--orange);text-decoration:none}
a:hover{color:var(--orange-2)}

/* Navbar */
.navbar-srokal{background:rgba(11,18,32,.92);backdrop-filter:blur(8px);border-bottom:1px solid var(--line);padding:14px 0}
.navbar-srokal .navbar-brand{font-weight:800;color:#fff;letter-spacing:.3px;font-size:1.25rem;display:flex;align-items:center;gap:10px}
.navbar-srokal .brand-mark{display:inline-flex;align-items:center;justify-content:center;width:38px;height:38px;background:var(--orange);border-radius:8px;font-weight:900;color:#fff}
.navbar-srokal .nav-link{color:#cbd5e1 !important;font-weight:500;padding:.5rem 1rem !important}
.navbar-srokal .nav-link:hover,.navbar-srokal .nav-link.active{color:var(--orange) !important}
.navbar-srokal .navbar-toggler{border-color:var(--line)}
.navbar-srokal .navbar-toggler-icon{filter:invert(1)}
.navbar-srokal .dropdown-menu{background:var(--steel-700);border:1px solid var(--line)}
.navbar-srokal .dropdown-item{color:#cbd5e1}
.navbar-srokal .dropdown-item:hover{background:var(--steel-600);color:var(--orange)}
.btn-orange{background:var(--orange);color:#fff;border:0;font-weight:600;padding:.6rem 1.4rem;border-radius:6px;transition:all .2s}
.btn-orange:hover{background:var(--orange-2);color:#fff;transform:translateY(-1px)}
.btn-outline-orange{background:transparent;color:var(--orange);border:1px solid var(--orange);font-weight:600;padding:.6rem 1.4rem;border-radius:6px;transition:all .2s}
.btn-outline-orange:hover{background:var(--orange);color:#fff}

/* Hero */
.hero{position:relative;min-height:90vh;display:flex;align-items:center;background:linear-gradient(135deg,var(--steel-900) 0%,var(--steel-800) 60%,var(--steel-700) 100%);overflow:hidden}
.hero::before{content:"";position:absolute;inset:0;background:url('../images/hero-welding.jpg') center/cover no-repeat;opacity:.35;mix-blend-mode:luminosity}
.hero::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(11,18,32,.95) 0%,rgba(11,18,32,.85) 40%,rgba(11,18,32,.4) 100%)}
.hero-inner{position:relative;z-index:2;padding:80px 0}
.hero h1{font-size:clamp(2.5rem,6vw,4.6rem);font-weight:900;line-height:1.05;margin-bottom:1.2rem;letter-spacing:-.02em}
.hero h1 .hl{color:var(--orange)}
.hero p.lead{font-size:1.15rem;color:#cbd5e1;max-width:560px;margin-bottom:2rem}
.badge-pill{display:inline-flex;align-items:center;gap:8px;background:rgba(255,107,26,.12);color:var(--orange);border:1px solid rgba(255,107,26,.3);padding:.45rem 1rem;border-radius:99px;font-size:.85rem;font-weight:600;margin-bottom:1.5rem}
.badge-pill .dot{width:7px;height:7px;background:var(--orange);border-radius:50%}

/* Sections */
.section{padding:90px 0}
.section-title{font-size:clamp(1.8rem,3.5vw,2.6rem);font-weight:800;margin-bottom:.75rem;color:#fff;letter-spacing:-.01em}
.section-subtitle{color:var(--muted);max-width:640px;margin-bottom:3rem;font-size:1.05rem}
.eyebrow{display:inline-block;color:var(--orange);font-weight:700;text-transform:uppercase;letter-spacing:.15em;font-size:.8rem;margin-bottom:.75rem}

/* Cards */
.card-steel{background:var(--steel-700);border:1px solid var(--line);border-radius:10px;overflow:hidden;transition:all .25s ease;height:100%;display:flex;flex-direction:column}
.card-steel:hover{transform:translateY(-4px);border-color:rgba(255,107,26,.4);box-shadow:0 18px 40px -12px rgba(0,0,0,.5)}
.card-steel .card-img-wrap{aspect-ratio:16/10;overflow:hidden;background:var(--steel-800);position:relative}
.card-steel .card-img-wrap img{width:100%;height:100%;object-fit:cover;transition:transform .4s}
.card-steel:hover .card-img-wrap img{transform:scale(1.05)}
.card-steel .card-body{padding:1.5rem;display:flex;flex-direction:column;flex:1}
.card-steel h3,.card-steel h4{color:#fff;font-weight:700;margin-bottom:.6rem;font-size:1.2rem}
.card-steel p{color:var(--muted);font-size:.95rem;margin-bottom:1rem}

/* Spec list (product detail) */
.spec-list{list-style:none;padding:0;margin:0 0 1rem;font-size:.9rem}
.spec-list li{display:flex;justify-content:space-between;gap:1rem;padding:.4rem 0;border-bottom:1px dashed var(--line);color:#cbd5e1}
.spec-list li:last-child{border-bottom:0}
.spec-list .label{color:var(--muted);font-weight:500;flex-shrink:0}
.spec-list .value{color:#fff;text-align:right;font-weight:600}

/* Aws badge */
.aws-badge{display:inline-block;background:rgba(255,107,26,.15);color:var(--orange);font-size:.72rem;font-weight:700;padding:.3rem .65rem;border-radius:4px;letter-spacing:.04em;margin-bottom:.75rem;border:1px solid rgba(255,107,26,.25)}

/* Why choose us */
.feature{background:var(--steel-700);border:1px solid var(--line);border-radius:10px;padding:2rem;height:100%;transition:all .25s}
.feature:hover{border-color:rgba(255,107,26,.4);transform:translateY(-3px)}
.feature .icon-wrap{width:54px;height:54px;border-radius:8px;background:rgba(255,107,26,.12);color:var(--orange);display:inline-flex;align-items:center;justify-content:center;font-size:1.5rem;margin-bottom:1.25rem;border:1px solid rgba(255,107,26,.25)}
.feature h4{color:#fff;font-weight:700;margin-bottom:.6rem}
.feature p{color:var(--muted);margin:0}

/* Page header */
.page-header{padding:80px 0 50px;background:linear-gradient(135deg,var(--steel-800),var(--steel-700));border-bottom:1px solid var(--line)}
.page-header h1{font-weight:900;font-size:clamp(2.2rem,5vw,3.4rem);color:#fff;margin-bottom:.5rem}
.page-header p{color:var(--muted);font-size:1.1rem;max-width:720px;margin:0}
.breadcrumb{margin:1rem 0 0;background:transparent;padding:0;font-size:.85rem}
.breadcrumb a{color:var(--orange)}
.breadcrumb-item+.breadcrumb-item::before{color:var(--muted)}
.breadcrumb-item.active{color:var(--muted)}

/* Forms */
.form-control,.form-select{background:var(--steel-700);border:1px solid var(--line);color:#fff;padding:.75rem 1rem;border-radius:6px}
.form-control:focus,.form-select:focus{background:var(--steel-700);border-color:var(--orange);color:#fff;box-shadow:0 0 0 3px rgba(255,107,26,.15)}
.form-control::placeholder{color:#64748b}
.form-label{color:#cbd5e1;font-weight:500;margin-bottom:.5rem}

/* Contact info card */
.contact-info-card{background:var(--steel-700);border:1px solid var(--line);border-radius:10px;padding:2rem;height:100%}
.contact-info-card .info-row{display:flex;gap:14px;margin-bottom:1.5rem;align-items:flex-start}
.contact-info-card .info-row:last-child{margin-bottom:0}
.contact-info-card .info-icon{width:42px;height:42px;background:rgba(255,107,26,.12);color:var(--orange);border-radius:8px;display:flex;align-items:center;justify-content:center;flex-shrink:0;font-size:1.1rem;border:1px solid rgba(255,107,26,.25)}
.contact-info-card .info-row strong{color:#fff;display:block;margin-bottom:.2rem;font-size:.9rem;text-transform:uppercase;letter-spacing:.05em}
.contact-info-card .info-row span,.contact-info-card .info-row a{color:var(--muted);font-size:.95rem}
.contact-info-card .info-row a:hover{color:var(--orange)}

/* Footer */
footer{background:#080d18;border-top:1px solid var(--line);padding:60px 0 25px;color:var(--muted)}
footer h5{color:#fff;font-weight:700;font-size:1rem;text-transform:uppercase;letter-spacing:.08em;margin-bottom:1.2rem}
footer ul{list-style:none;padding:0}
footer ul li{margin-bottom:.6rem}
footer ul li a{color:var(--muted);transition:color .2s;font-size:.95rem}
footer ul li a:hover{color:var(--orange)}
footer .footer-brand{font-weight:800;color:#fff;font-size:1.3rem;margin-bottom:.8rem;display:flex;align-items:center;gap:10px}
footer .copyright{border-top:1px solid var(--line);padding-top:25px;margin-top:40px;text-align:center;font-size:.85rem}

/* Alert */
.alert-success-soft{background:rgba(34,197,94,.1);color:#86efac;border:1px solid rgba(34,197,94,.3);border-radius:6px;padding:1rem 1.25rem}
.alert-danger-soft{background:rgba(239,68,68,.1);color:#fca5a5;border:1px solid rgba(239,68,68,.3);border-radius:6px;padding:1rem 1.25rem}

/* Search bar */
.search-bar{background:var(--steel-700);border:1px solid var(--line);padding:1.5rem;border-radius:10px;margin-bottom:2rem}

/* Tables (admin) */
.admin-wrap{min-height:100vh;background:var(--steel-900);padding:30px 0}
.admin-card{background:var(--steel-700);border:1px solid var(--line);border-radius:10px;padding:2rem;margin-bottom:1.5rem}
.admin-card h2{color:#fff;font-weight:700;margin-bottom:1.25rem;font-size:1.5rem}
.table-srokal{color:#cbd5e1;width:100%;border-collapse:separate;border-spacing:0}
.table-srokal thead th{background:var(--steel-800);color:#fff;text-transform:uppercase;font-size:.78rem;letter-spacing:.05em;padding:.9rem 1rem;border-bottom:1px solid var(--line);text-align:left;font-weight:700}
.table-srokal tbody td{padding:.85rem 1rem;border-bottom:1px solid var(--line);vertical-align:top;font-size:.92rem}
.table-srokal tbody tr:hover{background:rgba(255,255,255,.02)}
.badge-status{display:inline-block;padding:.25rem .6rem;border-radius:4px;font-size:.72rem;font-weight:700;text-transform:uppercase;letter-spacing:.05em}
.badge-new{background:rgba(255,107,26,.18);color:var(--orange)}
.badge-read{background:rgba(148,163,184,.15);color:#cbd5e1}

/* Login */
.login-screen{min-height:100vh;background:linear-gradient(135deg,var(--steel-900),var(--steel-800));display:flex;align-items:center;justify-content:center;padding:20px}
.login-card{background:var(--steel-700);border:1px solid var(--line);border-radius:12px;padding:2.5rem;width:100%;max-width:420px;box-shadow:0 25px 50px -12px rgba(0,0,0,.6)}
.login-card h1{color:#fff;font-weight:800;margin-bottom:.4rem;font-size:1.6rem;text-align:center}
.login-card .lead{color:var(--muted);text-align:center;margin-bottom:2rem;font-size:.95rem}

/* Misc */
.bg-steel{background:var(--steel-800)}
.text-orange{color:var(--orange) !important}
.divider{height:1px;background:var(--line);margin:50px 0}

@media (max-width:767px){
  .hero{min-height:75vh}
  .section{padding:60px 0}
  .hero-inner{padding:50px 0}
}