/* ============================================================
   RaxFort — Insulation Solutions
   Shared stylesheet for all pages (EN / ES)
   ============================================================ */
:root{
  --navy:#0B1F3A;
  --navy-2:#122A4C;
  --navy-3:#0E2442;
  --amber:#F59E0B;
  --amber-2:#E8890C;
  --charcoal:#2B3442;
  --slate:#5A6B7C;
  --mist:#EEF2F7;
  --white:#FFFFFF;
  --line:#DCE3EC;
  --green:#1B9E5A;
  --red:#D9465A;
  --radius:12px;
  --shadow:0 10px 30px rgba(11,31,58,.08);
}
*{margin:0;padding:0;box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  font-family:"Segoe UI","Helvetica Neue",Arial,sans-serif;
  color:var(--charcoal);
  background:var(--white);
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
}
a{text-decoration:none;color:inherit;}
img{max-width:100%;display:block;}
.container{max-width:1200px;margin:0 auto;padding:0 24px;}

/* ===== Top bar ===== */
.topbar{
  background:var(--navy);
  color:#AFC3DA;
  font-size:13px;
  padding:8px 0;
}
.topbar .container{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap;}
.topbar span{margin-right:18px;}
.topbar a{color:#DCE6F2;}
.topbar .lang a{display:inline-block;margin-left:10px;color:#AFC3DA;font-weight:600;padding:2px 8px;border-radius:100px;}
.topbar .lang a:hover{color:var(--white);}
.topbar .lang a.active{color:var(--navy);background:var(--amber);}

/* ===== Header / Nav ===== */
header.main{
  background:var(--white);
  position:sticky;top:0;z-index:100;
  border-bottom:1px solid var(--line);
}
.nav{display:flex;align-items:center;justify-content:space-between;height:78px;}
.logo{display:flex;align-items:center;gap:10px;font-weight:800;font-size:22px;letter-spacing:.5px;color:var(--navy);}
.logo .logo-img{height:52px;width:auto;}
.logo .logo-text{font-size:24px;font-weight:800;letter-spacing:.5px;}
.logo small{display:block;font-size:10px;font-weight:600;color:var(--slate);letter-spacing:1px;text-transform:uppercase;}
nav.menu{display:flex;gap:26px;}
nav.menu a{font-size:15px;font-weight:600;color:var(--charcoal);padding:6px 2px;border-bottom:2px solid transparent;transition:.2s;}
nav.menu a:hover, nav.menu a.active{color:var(--amber-2);border-color:var(--amber);}
.nav .cta{
  background:var(--amber);color:var(--navy);font-weight:700;
  padding:11px 20px;border-radius:8px;font-size:14px;transition:.2s;
}
.nav .cta:hover{background:var(--amber-2);}
.burger{display:none;background:none;border:none;font-size:26px;color:var(--navy);cursor:pointer;}

/* ===== Hero ===== */
.hero{
  background:
    radial-gradient(ellipse at 78% 20%, rgba(245,158,11,.14), transparent 46%),
    linear-gradient(120deg, var(--navy) 0%, var(--navy-2) 62%, #173559 100%);
  color:var(--white);
  padding:96px 0 88px;
  position:relative;overflow:hidden;
}
.hero::after{
  content:"";position:absolute;right:-120px;top:-80px;width:420px;height:420px;
  border:1px solid rgba(245,158,11,.22);border-radius:50%;
}
.hero .grid{display:grid;grid-template-columns:1.15fr .85fr;gap:56px;align-items:center;}
.hero .eyebrow{
  display:inline-block;background:rgba(245,158,11,.14);color:var(--amber);
  border:1px solid rgba(245,158,11,.4);padding:6px 14px;border-radius:100px;
  font-size:13px;font-weight:700;letter-spacing:1px;text-transform:uppercase;margin-bottom:22px;
}
.hero h1{font-size:48px;line-height:1.15;font-weight:800;margin-bottom:20px;letter-spacing:-.5px;}
.hero h1 em{color:var(--amber);font-style:normal;}
.hero p.lead{font-size:18px;color:#C7D6E8;max-width:560px;margin-bottom:30px;}
.hero .cta-row{display:flex;gap:16px;flex-wrap:wrap;}
.btn{
  display:inline-block;padding:14px 28px;border-radius:8px;font-weight:700;font-size:15px;transition:.2s;
  border:none;cursor:pointer;font-family:inherit;
}
.btn-amber{background:var(--amber);color:var(--navy);}
.btn-amber:hover{background:var(--amber-2);transform:translateY(-2px);}
.btn-ghost{border:1px solid rgba(255,255,255,.5);color:var(--white);background:transparent;}
.btn-ghost:hover{background:rgba(255,255,255,.1);}
.btn-navy{background:var(--navy);color:var(--white);}
.btn-navy:hover{background:#0E2442;transform:translateY(-2px);}
.hero .stats{display:flex;gap:40px;margin-top:44px;flex-wrap:wrap;}
.hero .stats .num{font-size:28px;font-weight:800;color:var(--amber);}
.hero .stats .lbl{font-size:13px;color:#9DB2CA;}
.hero .card{
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);
  border-radius:16px;padding:26px;backdrop-filter:blur(6px);
}
.hero .card h3{font-size:17px;margin-bottom:14px;color:var(--amber);}
.hero .card ul{list-style:none;}
.hero .card li{padding:9px 0 9px 26px;position:relative;border-bottom:1px dashed rgba(255,255,255,.14);font-size:14px;color:#D7E3F1;}
.hero .card li:last-child{border-bottom:none;}
.hero .card li a{transition:.2s;}
.hero .card li a:hover{color:var(--amber);}
.hero .card li::before{
  content:"✓";position:absolute;left:0;color:var(--amber);font-weight:800;
}

/* ===== Sections ===== */
.section{padding:88px 0;}
.section.alt{background:var(--mist);}
.sec-head{max-width:680px;margin:0 auto 52px;text-align:center;}
.sec-title{
  display:inline-flex;align-items:center;gap:12px;justify-content:center;
  font-size:32px;color:var(--amber);font-weight:800;letter-spacing:.2px;margin-bottom:14px;
}
.sec-icon{
  width:46px;height:46px;flex-shrink:0;border-radius:12px;font-size:22px;
  background:linear-gradient(135deg,var(--amber),var(--amber-2));
  display:inline-flex;align-items:center;justify-content:center;
  box-shadow:0 6px 16px rgba(245,158,11,.35);
}
.sec-head h2{font-size:36px;color:var(--navy);font-weight:800;letter-spacing:-.5px;line-height:1.2;}
.sec-head p{color:var(--slate);margin-top:14px;font-size:16px;}

/* ===== Product cards ===== */
.prod-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px;}
.p-card{
  background:var(--white);border:1px solid var(--line);border-radius:var(--radius);
  overflow:hidden;transition:.25s;display:flex;flex-direction:column;
}
a.p-card:hover{transform:translateY(-6px);box-shadow:var(--shadow);border-color:var(--amber);}
.p-card .ph{
  height:150px;display:flex;align-items:center;justify-content:center;position:relative;
}
.p-card .ph .badge{
  position:absolute;top:14px;left:14px;background:var(--navy);color:var(--amber);
  font-size:11px;font-weight:800;padding:4px 10px;border-radius:100px;letter-spacing:.5px;
}
.p-card .pb{padding:22px 24px 26px;display:flex;flex-direction:column;flex:1;}
.p-card h3{font-size:19px;color:var(--navy);font-weight:800;margin-bottom:8px;}
.p-card .key{font-size:13px;color:var(--amber-2);font-weight:700;margin-bottom:10px;letter-spacing:.3px;}
.p-card p{font-size:14px;color:var(--slate);margin-bottom:16px;flex:1;}
.p-card .link{font-weight:700;color:var(--navy);font-size:14px;display:inline-flex;align-items:center;gap:6px;}
a.p-card:hover .link{color:var(--amber-2);}

/* gradient placeholder for product art */
.ph.g-sil{background:linear-gradient(135deg,#F59E0B,#E8890C);}
.ph.g-acr{background:linear-gradient(135deg,#3E7CB1,#2C5F8A);}
.ph.g-sir{background:linear-gradient(135deg,#0E7490,#155E75);}
.ph.g-pvc{background:linear-gradient(135deg,#64748B,#475569);}
.ph.g-hst{background:linear-gradient(135deg,#D9465A,#BE123C);}
.ph.g-fire{background:linear-gradient(135deg,#B45309,#92400E);}
.tube-art{
  width:130px;height:34px;border-radius:100px;position:relative;
  box-shadow:0 8px 22px rgba(0,0,0,.25);
}
.tube-art::after{
  content:"";position:absolute;left:6px;right:6px;top:9px;bottom:9px;border-radius:100px;
  background:rgba(255,255,255,.28);
}
.tube-art.t-sil{background:linear-gradient(180deg,#FBBF24,#D97706);}
.tube-art.t-acr{background:linear-gradient(180deg,#93C5FD,#3B82F6);}
.tube-art.t-sir{background:linear-gradient(180deg,#67E8F9,#0E7490);}
.tube-art.t-pvc{background:linear-gradient(180deg,#CBD5E1,#475569);}
.tube-art.t-hst{background:linear-gradient(180deg,#FDA4AF,#E11D48);}
.tube-art.t-fire{background:linear-gradient(180deg,#FDBA74,#B45309);}

/* ===== Applications ===== */
.app-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;}
.a-card{
  background:var(--white);border:1px solid var(--line);border-radius:var(--radius);
  padding:26px 22px;transition:.22s;
}
.a-card:hover{box-shadow:var(--shadow);border-color:var(--amber);transform:translateY(-4px);}
.a-card .ic{
  width:48px;height:48px;border-radius:10px;background:var(--mist);
  display:flex;align-items:center;justify-content:center;margin-bottom:16px;font-size:22px;
}
.a-card h3{font-size:16px;color:var(--navy);font-weight:800;margin-bottom:6px;}
.a-card p{font-size:13px;color:var(--slate);}
.a-card .prod-tag{font-size:11px;color:var(--amber-2);font-weight:700;margin-top:10px;display:block;}

/* ===== Why us ===== */
.why-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;}
.w-card{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:26px 22px;text-align:center;}
.w-card .num{font-size:34px;font-weight:800;color:var(--amber);margin-bottom:8px;}
.w-card h3{font-size:16px;color:var(--navy);font-weight:800;margin-bottom:8px;}
.w-card p{font-size:13px;color:var(--slate);}

/* ===== Cert bar ===== */
.cert-bar{background:var(--navy);padding:56px 0;color:var(--white);}
.cert-bar .sec-head h2{color:var(--white);}
.cert-bar .sec-head p{color:#9DB2CA;}
.cert-bar .sec-title{color:var(--amber);}
.cert-grid{display:flex;flex-wrap:wrap;justify-content:center;gap:16px;}
.cert-chip{
  background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.16);
  padding:12px 22px;border-radius:100px;font-weight:700;font-size:14px;letter-spacing:.5px;
}
.cert-chip b{color:var(--amber);}

/* ===== CTA banner ===== */
.cta-banner{background:linear-gradient(120deg,var(--amber),var(--amber-2));color:var(--navy);padding:60px 0;}
.cta-banner .container{display:flex;align-items:center;justify-content:space-between;gap:30px;flex-wrap:wrap;}
.cta-banner h2{font-size:30px;font-weight:800;line-height:1.25;}
.cta-banner p{margin-top:8px;font-size:15px;font-weight:600;opacity:.85;}

/* ===== Page hero ===== */
.page-hero{background:var(--navy);color:var(--white);padding:70px 0;text-align:center;}
.page-hero h1{font-size:38px;font-weight:800;margin-bottom:12px;}
.page-hero p{color:#B9CBDF;max-width:640px;margin:0 auto;font-size:16px;}

/* ===== Breadcrumb ===== */
.breadcrumb{font-size:13px;color:var(--slate);padding:26px 0 0;}
.breadcrumb a{color:var(--navy);font-weight:600;}
.breadcrumb a:hover{color:var(--amber-2);}
.breadcrumb span{color:var(--amber-2);}

/* ===== Product detail ===== */
.pd-hero{background:var(--navy);color:var(--white);padding:64px 0;text-align:center;}
.pd-hero .badge{
  display:inline-block;background:var(--amber);color:var(--navy);font-size:12px;font-weight:800;
  padding:5px 14px;border-radius:100px;letter-spacing:1px;text-transform:uppercase;margin-bottom:18px;
}
.pd-hero h1{font-size:38px;font-weight:800;margin-bottom:14px;line-height:1.2;}
.pd-hero .feat{color:var(--amber);font-weight:700;font-size:16px;}
.pd-body{padding:56px 0 80px;}
.pd-wrap{max-width:860px;margin:0 auto;}
.pd-lead{font-size:17px;color:var(--charcoal);margin-bottom:34px;line-height:1.75;}
.pd-panel{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:34px;margin-bottom:30px;}
.pd-panel h2{font-size:22px;color:var(--navy);font-weight:800;margin-bottom:8px;}
.spec-table{width:100%;border-collapse:collapse;margin-top:18px;font-size:14px;}
.spec-table th,.spec-table td{padding:12px 14px;border:1px solid var(--line);text-align:left;vertical-align:top;}
.spec-table th{background:var(--navy);color:var(--white);font-weight:700;font-size:13px;letter-spacing:.3px;width:220px;}
.spec-table td{color:var(--charcoal);}
.spec-table tr:nth-child(even) td{background:var(--mist);}
.pd-apps{font-size:15px;color:var(--charcoal);}
.pd-apps b{color:var(--navy);}
.pd-cta{
  background:linear-gradient(120deg,var(--navy),var(--navy-2));color:var(--white);
  border-radius:var(--radius);padding:36px;text-align:center;margin-top:10px;
}
.pd-cta h2{font-size:24px;font-weight:800;margin-bottom:10px;color:var(--amber);}
.pd-cta p{color:#C7D6E8;font-size:15px;margin-bottom:22px;}
.pd-cta .btn{font-size:16px;padding:15px 34px;}
.pd-notfound{text-align:center;padding:90px 0;}
.pd-notfound .big{font-size:64px;margin-bottom:16px;}
.pd-notfound h2{font-size:28px;color:var(--navy);margin-bottom:10px;}
.pd-notfound p{color:var(--slate);margin-bottom:24px;}

/* ===== Filter chips ===== */
.chips{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;margin-bottom:40px;}
.chip{
  padding:9px 20px;border-radius:100px;border:1px solid var(--line);background:var(--white);
  font-weight:700;font-size:13px;cursor:pointer;transition:.2s;color:var(--charcoal);font-family:inherit;
}
.chip:hover{border-color:var(--amber);color:var(--amber-2);}
.chip.active{background:var(--navy);border-color:var(--navy);color:var(--amber);}

/* ===== Timeline ===== */
.timeline{max-width:760px;margin:0 auto;position:relative;padding-left:30px;border-left:2px solid var(--line);}
.tl-item{position:relative;padding:0 0 30px 24px;}
.tl-item::before{
  content:"";position:absolute;left:-37px;top:6px;width:14px;height:14px;border-radius:50%;
  background:var(--amber);border:3px solid var(--white);box-shadow:0 0 0 2px var(--amber);
}
.tl-item .yr{font-weight:800;color:var(--amber-2);font-size:14px;letter-spacing:.5px;}
.tl-item h3{font-size:18px;color:var(--navy);font-weight:800;margin:4px 0 6px;}
.tl-item p{color:var(--slate);font-size:14px;}

/* ===== QC steps ===== */
.qc-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:8px;}
.qc-card{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:24px 20px;text-align:center;}
.qc-card .step{
  width:42px;height:42px;border-radius:50%;background:var(--navy);color:var(--amber);
  display:flex;align-items:center;justify-content:center;font-weight:800;margin:0 auto 14px;font-size:16px;
}
.qc-card h4{font-size:15px;color:var(--navy);font-weight:800;margin-bottom:6px;}
.qc-card p{font-size:13px;color:var(--slate);}

/* ===== Certifications page ===== */
.cert-card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.c-card{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:28px 24px;}
.c-card .head{display:flex;align-items:center;gap:14px;margin-bottom:12px;}
.c-card .mark{
  width:46px;height:46px;border-radius:10px;background:var(--navy);color:var(--amber);
  display:flex;align-items:center;justify-content:center;font-weight:800;font-size:16px;flex-shrink:0;
}
.c-card h3{font-size:17px;color:var(--navy);font-weight:800;}
.c-card p{font-size:13px;color:var(--slate);}
.c-card .std{font-size:12px;color:var(--amber-2);font-weight:700;display:block;margin-top:10px;}

/* ===== Contact form ===== */
.contact-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:40px;}
.info-box{background:var(--navy);color:var(--white);border-radius:var(--radius);padding:36px;}
.info-box h3{font-size:22px;font-weight:800;margin-bottom:20px;color:var(--amber);}
.info-box .row{display:flex;gap:14px;margin-bottom:22px;align-items:flex-start;}
.info-box .ic{width:38px;height:38px;flex-shrink:0;border-radius:8px;background:rgba(255,255,255,.1);display:flex;align-items:center;justify-content:center;font-size:16px;}
.info-box .row b{display:block;font-size:14px;margin-bottom:2px;}
.info-box .row span{font-size:14px;color:#B9CBDF;}
.form-box{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:36px;}
.form-box h3{font-size:22px;color:var(--navy);font-weight:800;margin-bottom:6px;}
.form-box .sub{color:var(--slate);font-size:14px;margin-bottom:24px;}
.f-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px;}
.f-field{display:flex;flex-direction:column;gap:6px;}
.f-field.full{grid-column:1 / -1;}
.f-field label{font-size:13px;font-weight:700;color:var(--navy);}
.f-field label em{color:var(--red);font-style:normal;}
.f-field input,.f-field select,.f-field textarea{
  padding:12px 14px;border:1px solid var(--line);border-radius:8px;font-size:14px;
  font-family:inherit;background:var(--white);color:var(--charcoal);transition:.2s;
}
.f-field input:focus,.f-field select:focus,.f-field textarea:focus{
  outline:none;border-color:var(--amber);box-shadow:0 0 0 3px rgba(245,158,11,.15);
}
.f-field textarea{resize:vertical;min-height:110px;}
.form-box .btn{margin-top:22px;width:100%;text-align:center;}
.form-note{font-size:12px;color:var(--slate);margin-top:14px;text-align:center;}
.success{
  display:none;background:#EAF7EF;border:1px solid var(--green);color:#0B6B3E;
  border-radius:8px;padding:16px 18px;font-size:14px;margin-top:18px;
}
.success b{color:var(--navy);}

/* ===== Blog ===== */
.b-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px;}
.b-card{
  background:var(--white);border:1px solid var(--line);border-radius:var(--radius);
  overflow:hidden;display:flex;flex-direction:column;transition:.25s;
}
a.b-card:hover{transform:translateY(-6px);box-shadow:var(--shadow);border-color:var(--amber);}
.b-card .cover{height:170px;overflow:hidden;background:var(--navy);}
.b-card .cover img{width:100%;height:100%;object-fit:cover;}
.b-card .bb{padding:20px 22px 24px;display:flex;flex-direction:column;flex:1;}
.b-card .date{font-size:12px;color:var(--amber-2);font-weight:700;letter-spacing:.5px;text-transform:uppercase;margin-bottom:8px;}
.b-card h3{font-size:18px;color:var(--navy);font-weight:800;margin-bottom:8px;line-height:1.35;}
.b-card p{font-size:14px;color:var(--slate);flex:1;}
.b-card .more{margin-top:14px;font-weight:700;color:var(--navy);font-size:14px;}
a.b-card:hover .more{color:var(--amber-2);}

/* Blog post */
.post{max-width:800px;margin:0 auto;}
.post .cover{border-radius:var(--radius);margin-bottom:26px;width:100%;}
.post .date{font-size:13px;color:var(--amber-2);font-weight:700;letter-spacing:.5px;text-transform:uppercase;margin-bottom:10px;}
.post h1{font-size:34px;color:var(--navy);font-weight:800;line-height:1.25;margin-bottom:26px;}
.post-content p{margin-bottom:18px;font-size:16px;color:#3A4553;line-height:1.8;}
.post-content h3{margin:28px 0 12px;color:var(--navy);font-size:20px;font-weight:800;}
.post-content ul{margin:0 0 18px 24px;}
.post-content li{margin-bottom:8px;font-size:16px;color:#3A4553;line-height:1.7;}
.post-back{margin:46px 0 10px;padding-top:24px;border-top:1px solid var(--line);}
.post-back a{font-weight:700;color:var(--navy);font-size:15px;}
.post-back a:hover{color:var(--amber-2);}

/* ===== Footer ===== */
footer{background:var(--navy-3);color:#9DB2CA;padding:64px 0 0;}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:36px;padding-bottom:44px;}
.foot-grid h4{color:var(--white);font-size:15px;font-weight:800;margin-bottom:18px;letter-spacing:.5px;}
.foot-grid a{display:block;font-size:14px;padding:5px 0;color:#9DB2CA;transition:.2s;}
.foot-grid a:hover{color:var(--amber);}
.foot-grid p{font-size:14px;line-height:1.8;}
footer .logo-chip{display:inline-flex;align-items:center;gap:10px;background:var(--white);border-radius:10px;padding:6px 16px 6px 8px;margin-bottom:14px;}
footer .logo-chip img{height:56px;width:auto;}
footer .logo-chip .foot-logo-name{font-size:22px;font-weight:800;color:var(--navy);letter-spacing:.5px;}
footer .bottom{border-top:1px solid rgba(255,255,255,.1);padding:20px 0;font-size:13px;}
footer .bottom .container{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;}
footer .bottom a.admin-link{color:#6E7E92;}
footer .bottom a.admin-link:hover{color:var(--amber);}

/* ===== Admin ===== */
body.admin{background:var(--mist);}
.admin-top{background:var(--navy);color:var(--white);padding:12px 0;}
.admin-top .in{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;}
.admin-top .logo{color:var(--white);}
.admin-top .logo small{color:#9DB2CA;}
.admin-top .logo .logo-img{height:44px;}
.admin-top .actions{display:flex;gap:10px;align-items:center;}
.btn-small{padding:8px 16px;font-size:13px;border-radius:6px;font-weight:700;cursor:pointer;border:none;font-family:inherit;display:inline-block;}
.btn-outline{background:transparent;border:1px solid rgba(255,255,255,.5);color:var(--white);}
.btn-outline:hover{background:rgba(255,255,255,.1);}
.btn-danger{background:var(--red);color:var(--white);}
.btn-danger:hover{background:#BE123C;}
.btn-plain{background:var(--mist);color:var(--charcoal);border:1px solid var(--line);}
.btn-plain:hover{border-color:var(--amber);}
.admin-body{padding:36px 24px 80px;}
.login-card{max-width:430px;margin:40px auto;background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:38px;text-align:center;}
.login-card .lock{font-size:40px;margin-bottom:12px;}
.login-card h1{font-size:24px;color:var(--navy);font-weight:800;margin-bottom:8px;}
.login-card p{color:var(--slate);font-size:14px;margin-bottom:22px;}
.login-card input{
  width:100%;padding:12px 14px;border:1px solid var(--line);border-radius:8px;font-size:15px;
  margin-bottom:14px;font-family:inherit;text-align:center;
}
.login-card .hint{font-size:12px;color:var(--slate);margin-top:14px;}
.login-card .err{color:var(--red);font-size:13px;font-weight:700;margin-top:10px;display:none;}
.tabs{display:flex;gap:8px;flex-wrap:wrap;margin:26px 0 22px;}
.tab{
  padding:10px 22px;border-radius:100px;border:1px solid var(--line);background:var(--white);
  font-weight:700;font-size:14px;cursor:pointer;transition:.2s;color:var(--charcoal);font-family:inherit;
}
.tab:hover{border-color:var(--amber);color:var(--amber-2);}
.tab.active{background:var(--navy);border-color:var(--navy);color:var(--amber);}
.panel{display:none;}
.panel.active{display:block;}
.note-box{
  background:#FFF7E6;border:1px solid #F5D9A8;color:#7A5200;
  border-radius:8px;padding:12px 16px;font-size:13px;margin-bottom:22px;line-height:1.6;
}
.admin-card{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:26px;margin-bottom:26px;}
.admin-card h2{font-size:20px;color:var(--navy);font-weight:800;margin-bottom:6px;}
.admin-card .desc{font-size:13px;color:var(--slate);margin-bottom:18px;}
.admin-table{width:100%;border-collapse:collapse;background:var(--white);font-size:13px;}
.admin-table th,.admin-table td{padding:10px 12px;border:1px solid var(--line);text-align:left;vertical-align:top;}
.admin-table th{background:var(--navy);color:var(--white);font-weight:700;font-size:12px;letter-spacing:.3px;white-space:nowrap;}
.admin-table tr:nth-child(even) td{background:var(--mist);}
.admin-table .swatch{width:26px;height:14px;border-radius:4px;display:inline-block;vertical-align:middle;}
.admin-table .thumb{width:70px;border-radius:6px;}
.admin-table .msg{max-width:300px;white-space:pre-wrap;}
.a-form{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:26px;margin-bottom:26px;}
.a-form h3{font-size:18px;color:var(--navy);font-weight:800;margin-bottom:4px;}
.a-form .desc{font-size:13px;color:var(--slate);margin-bottom:16px;}
.a-grid{display:grid;grid-template-columns:1fr 1fr;gap:4px 16px;}
.a-grid .full{grid-column:1 / -1;}
.a-form label{font-size:12px;font-weight:700;color:var(--navy);display:block;margin:12px 0 4px;}
.a-form input,.a-form select,.a-form textarea{
  width:100%;padding:10px 12px;border:1px solid var(--line);border-radius:8px;font-size:14px;font-family:inherit;
}
.a-form input:focus,.a-form select:focus,.a-form textarea:focus{outline:none;border-color:var(--amber);}
.a-form textarea{resize:vertical;min-height:64px;}
.a-form .btn-row{margin-top:20px;display:flex;gap:10px;flex-wrap:wrap;}
.spec-builder{width:100%;border-collapse:collapse;margin-top:14px;font-size:13px;}
.spec-builder th,.spec-builder td{padding:6px;border:1px solid var(--line);text-align:left;}
.spec-builder th{background:var(--mist);color:var(--navy);font-size:11px;text-transform:uppercase;letter-spacing:.5px;}
.spec-builder input{width:100%;padding:8px 10px;border:1px solid var(--line);border-radius:6px;font-size:13px;margin:0;}
.empty{text-align:center;color:var(--slate);padding:34px 10px;font-size:14px;}

/* ===== Responsive ===== */
@media(max-width:1024px){
  .prod-grid,.cert-card-grid,.b-grid{grid-template-columns:repeat(2,1fr);}
  .app-grid,.why-grid,.qc-grid{grid-template-columns:repeat(2,1fr);}
}
@media(max-width:768px){
  .nav{height:66px;}
  nav.menu{
    display:none;position:absolute;top:66px;left:0;right:0;background:var(--white);
    flex-direction:column;padding:16px 24px;gap:4px;border-bottom:1px solid var(--line);box-shadow:var(--shadow);
  }
  nav.menu.open{display:flex;}
  nav.menu a{padding:12px 0;border-bottom:1px solid var(--line);}
  .nav .cta{display:none;}
  .burger{display:block;}
  .hero .grid,.contact-grid,.foot-grid{grid-template-columns:1fr;}
  .hero h1{font-size:34px;}
  .hero{padding:64px 0 56px;}
  .section{padding:60px 0;}
  .sec-head h2{font-size:28px;}
  .sec-title{font-size:24px;}
  .sec-icon{width:40px;height:40px;font-size:19px;}
  .page-hero h1,.pd-hero h1{font-size:30px;}
  .post h1{font-size:26px;}
  .f-grid{grid-template-columns:1fr;}
  .pd-panel,.form-box{padding:24px;}
  .a-grid{grid-template-columns:1fr;}
}
@media(max-width:520px){
  .prod-grid,.app-grid,.why-grid,.qc-grid,.cert-card-grid,.b-grid{grid-template-columns:1fr;}
  .topbar .container{justify-content:center;}
  .hero .stats{gap:22px;}
}

/* ===== Media library (admin) ===== */
.media-upload{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin:12px 0 16px;}
.media-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:14px;margin-top:14px;}
.media-item{background:var(--white);border:1px solid var(--line);border-radius:10px;overflow:hidden;}
.media-item img{width:100%;height:110px;object-fit:cover;display:block;cursor:pointer;background:var(--mist);}
.media-item .mi-meta{padding:8px 10px;}
.media-item .mi-name{font-size:12px;color:var(--slate);word-break:break-all;margin-bottom:8px;}
.media-item .mi-acts{display:flex;gap:6px;flex-wrap:wrap;}
.url-row{display:flex;gap:8px;align-items:center;}
.url-row input{flex:1;}
.modal{position:fixed;inset:0;background:rgba(11,31,58,.62);display:none;align-items:center;justify-content:center;z-index:999;padding:24px;}
.modal-in{background:var(--white);border-radius:14px;max-width:900px;width:100%;max-height:80vh;overflow:auto;padding:22px;}
.modal-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px;}

/* ===== Product photo on cards & detail page ===== */
.ph-img{width:100%;height:200px;object-fit:cover;display:block;}
.pd-heroimg{max-width:640px;margin:24px auto 0;border-radius:12px;overflow:hidden;box-shadow:0 10px 30px rgba(0,0,0,.25);}
.pd-heroimg img{display:block;width:100%;}