/*
Theme Name: Melofoam B2B
Theme URI: https://melofoam.com/
Author: Melofoam
Author URI: https://melofoam.com/
Description: Melamine Foam B2B Industrial Theme
Version: 1.0
License: GNU General Public License v2 or later
License URI: https://www.gnu.org/licenses/gpl-2.0.html
Text Domain: melofoam
*/

:root{
  --navy:#0B1F3A;
  --navy-2:#132A48;
  --orange:#FF6B00;
  --gray:#F2F4F7;
  --text:#1F2937;
  --muted:#6B7280;
  --border:#E5E7EB;
}

*{box-sizing:border-box;margin:0;padding:0}
body{font-family:"Inter","Segoe UI","Helvetica Neue",Arial,sans-serif;color:var(--text);background:#fff;font-size:15px;line-height:1.6}
a{color:var(--navy);text-decoration:none}
a:hover{color:var(--orange)}
img{max-width:100%;height:auto;display:block}
ul{list-style:none}

.container{width:1280px;max-width:92%;margin:0 auto}

/* Top Bar */
.topbar{background:var(--navy);color:#fff;font-size:13px;padding:8px 0}
.topbar .row{display:flex;justify-content:space-between;align-items:center;gap:20px;flex-wrap:wrap}
.topbar a{color:#fff}
.topbar a:hover{color:var(--orange)}
.topbar .left,.topbar .right{display:flex;gap:16px;align-items:center;flex-wrap:wrap}

/* Header */
.site-header{background:#fff;border-bottom:1px solid var(--border);position:sticky;top:0;z-index:99}
.header-inner{display:flex;justify-content:space-between;align-items:center;height:72px}
.brand{font-size:24px;font-weight:800;letter-spacing:1px}
.brand span{color:var(--orange)}
.main-nav{display:flex;gap:28px;align-items:center}
.main-nav a{font-weight:600;font-size:14px;color:var(--navy)}
.main-nav a:hover{color:var(--orange)}
.btn{display:inline-block;padding:11px 22px;border-radius:4px;font-weight:700;font-size:14px;cursor:pointer;border:none;transition:.2s}
.btn-orange{background:var(--orange);color:#fff}
.btn-orange:hover{background:#e66000;color:#fff}
.btn-white{background:#fff;color:var(--navy);border:2px solid var(--navy)}
.btn-white:hover{background:var(--navy);color:#fff}

/* Hero */
.hero{background:var(--navy);color:#fff;padding:80px 0}
.hero .row{display:grid;grid-template-columns:0.8fr 1.6fr;gap:50px;align-items:center}
.hero .tag{color:var(--orange);font-weight:700;font-size:13px;letter-spacing:2px;margin-bottom:18px}
.hero h1{font-size:44px;line-height:1.15;margin-bottom:22px}
.hero h1 span{color:var(--orange)}
.hero p{font-size:17px;color:#CFD8E6;margin-bottom:30px;max-width:560px}
.hero .actions{display:flex;gap:14px;flex-wrap:wrap}
.hero-image{min-height:460px;background:var(--navy-2);border-radius:8px;overflow:hidden;position:relative}
.hero-image img{width:100%;height:100%;object-fit:cover;position:absolute;inset:0}

/* Language Bar */
.lang-bar{background:var(--gray);padding:18px 0}
.lang-bar .row{display:flex;justify-content:center;gap:12px;flex-wrap:wrap;align-items:center}
.lang-label{font-size:13px;color:var(--muted);font-weight:600;margin-right:6px}
.lang-btn{padding:10px 22px;border-radius:4px;background:#fff;border:1px solid var(--border);font-weight:600;cursor:pointer;font-size:14px}
.lang-btn.active{background:var(--navy);color:#fff;border-color:var(--navy)}
.lang-btn:hover{border-color:var(--orange);color:var(--orange)}

/* Section Common */
.section{padding:80px 0}
.section-head{text-align:center;margin-bottom:48px}
.section-tag{color:var(--orange);font-weight:700;font-size:13px;letter-spacing:2px}
.section-title{font-size:36px;color:var(--navy);margin-top:8px}
.section-desc{color:var(--muted);max-width:720px;margin:14px auto 0}

/* Products */
.products-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.product-card{background:#fff;border:1px solid var(--border);border-radius:8px;overflow:hidden;transition:.25s}
.product-card:hover{transform:translateY(-4px);box-shadow:0 12px 30px rgba(11,31,58,.12)}
.product-image{height:220px;background:var(--gray);overflow:hidden}
.product-image img{width:100%;height:100%;object-fit:cover}
.product-body{padding:24px}
.product-body h3{font-size:20px;color:var(--navy);margin-bottom:10px}
.product-body p{color:var(--muted);font-size:14px;margin-bottom:14px}
.product-body a{color:var(--orange);font-weight:700;font-size:14px}

/* Applications */
.app-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.app-card{background:var(--navy);color:#fff;padding:30px;border-radius:8px;text-align:center;transition:.25s}
.app-card:hover{background:var(--orange)}
.app-card .ico{font-size:34px;margin-bottom:12px}
.app-card h4{font-size:17px}

/* Factory Data */
.data-bar{background:var(--navy);color:#fff;padding:60px 0}
.data-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:30px;text-align:center}
.data-num{font-size:42px;color:var(--orange);font-weight:800}
.data-label{font-size:15px;margin-top:6px;color:#CFD8E6}

/* Why Us */
.why-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.why-card{padding:30px;background:#fff;border:1px solid var(--border);border-radius:8px}
.why-card .ico{width:54px;height:54px;border-radius:8px;background:rgba(255,107,0,.12);color:var(--orange);display:flex;align-items:center;justify-content:center;font-size:24px;margin-bottom:16px}
.why-card h4{font-size:19px;color:var(--navy);margin-bottom:10px}
.why-card p{color:var(--muted);font-size:14px}

/* Process */
.process{background:var(--gray)}
.process-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.process-step{background:#fff;padding:30px;border-radius:8px;text-align:center;position:relative}
.process-step .num{width:48px;height:48px;border-radius:50%;background:var(--orange);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:800;margin:0 auto 16px}
.process-step h4{color:var(--navy);margin-bottom:8px}
.process-step p{color:var(--muted);font-size:14px}

/* CTA / Inquiry */
.cta-bar{background:var(--navy);color:#fff;padding:90px 0}
.cta-bar .row{display:grid;grid-template-columns:1fr 1fr;gap:50px;align-items:center}
.cta-tag{color:var(--orange);font-weight:700;font-size:13px;letter-spacing:2px}
.cta-bar h2{font-size:52px;line-height:1.1;margin:14px 0 20px}
.cta-bar h2 span{color:var(--orange)}
.cta-bar p{color:#CFD8E6;font-size:16px;margin-bottom:24px}
.cta-form{background:#fff;padding:32px;border-radius:8px;border-top:4px solid var(--orange)}
.cta-form h3{color:var(--navy);margin-bottom:20px;font-size:22px}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-bottom:14px}
.cta-form input,.cta-form textarea{width:100%;padding:12px 14px;border:1px solid var(--border);border-radius:4px;font-size:14px;font-family:inherit}
.cta-form textarea{min-height:110px;resize:vertical}
.cta-form button{width:100%;padding:14px;background:var(--orange);color:#fff;border:none;border-radius:4px;font-weight:800;font-size:15px;cursor:pointer}
.cta-form button:hover{background:#e66000}

/* News */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.news-card{border:1px solid var(--border);border-radius:8px;overflow:hidden;background:#fff}
.news-image{height:200px;background:var(--gray)}
.news-image img{width:100%;height:100%;object-fit:cover}
.news-body{padding:24px}
.news-body .date{color:var(--orange);font-weight:700;font-size:13px}
.news-body h4{color:var(--navy);margin:10px 0;font-size:19px}
.news-body p{color:var(--muted);font-size:14px}

/* FAQ */
.faq{background:var(--gray)}
.faq-item{background:#fff;border:1px solid var(--border);border-radius:8px;margin-bottom:14px;padding:22px 26px}
.faq-item h4{color:var(--navy);margin-bottom:10px;font-size:17px}
.faq-item p{color:var(--muted);font-size:14px}

/* Footer */
.site-footer{background:var(--navy);color:#CFD8E6;padding:70px 0 30px}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:40px;margin-bottom:40px}
.footer-about .brand{color:#fff;margin-bottom:14px;display:block}
.footer-about p{font-size:14px;line-height:1.7}
.site-footer h5{color:#fff;margin-bottom:18px;font-size:16px}
.site-footer a{color:#CFD8E6;font-size:14px}
.site-footer a:hover{color:var(--orange)}
.footer-bottom{border-top:1px solid rgba(255,255,255,.12);padding-top:24px;text-align:center;font-size:13px}

/* Product Single */
.product-single{padding:60px 0}
.product-gallery{display:grid;grid-template-columns:80px 1fr;gap:20px}
.product-thumbs{display:flex;flex-direction:column;gap:12px}
.product-thumbs img{width:80px;height:80px;object-fit:cover;border-radius:4px;cursor:pointer;border:2px solid transparent}
.product-thumbs img.active{border-color:var(--orange)}
.product-main{border-radius:8px;overflow:hidden;background:var(--gray)}
.product-main img{width:100%;min-height:420px;object-fit:cover}
.product-info h1{color:var(--navy);margin-bottom:14px}
.product-info .meta{color:var(--muted);margin-bottom:20px}
.spec-table{width:100%;border-collapse:collapse;margin:24px 0}
.spec-table th,.spec-table td{border:1px solid var(--border);padding:12px 16px;text-align:left;font-size:14px}
.spec-table th{background:var(--gray);color:var(--navy)}

/* Contact Page */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:40px}
.contact-info{background:var(--navy);color:#fff;padding:40px;border-radius:8px}
.contact-info h3{color:#fff;margin-bottom:20px}
.contact-info p{margin-bottom:14px;color:#CFD8E6}
.contact-info strong{color:#fff}
.map-box{border-radius:8px;overflow:hidden;height:420px;background:var(--gray)}
.map-box iframe{width:100%;height:100%;border:0}

/* Factory Page */
.factory-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;margin-top:30px}
.factory-card{border-radius:8px;overflow:hidden}
.factory-card img{width:100%;height:260px;object-fit:cover}
.factory-card .body{padding:24px;background:#fff;border:1px solid var(--border)}
.factory-card h4{color:var(--navy);margin-bottom:10px}
.factory-card p{color:var(--muted);font-size:14px}

/* Mobile */
@media(max-width:1024px){
  .hero .row{grid-template-columns:1fr}
  .hero-image{min-height:320px}
  .products-grid{grid-template-columns:repeat(2,1fr)}
  .app-grid{grid-template-columns:repeat(2,1fr)}
  .data-grid{grid-template-columns:repeat(2,1fr)}
  .why-grid{grid-template-columns:repeat(2,1fr)}
  .process-grid{grid-template-columns:repeat(2,1fr)}
  .cta-bar .row{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:720px){
  .main-nav{display:none}
  .hero h1{font-size:32px}
  .cta-bar h2{font-size:36px}
  .products-grid{grid-template-columns:1fr}
  .app-grid{grid-template-columns:repeat(2,1fr)}
  .data-grid{grid-template-columns:repeat(2,1fr)}
  .why-grid{grid-template-columns:1fr}
  .process-grid{grid-template-columns:1fr}
  .news-grid{grid-template-columns:1fr}
  .contact-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .form-row{grid-template-columns:1fr}
}

/* ===== Mobile hamburger + floating WhatsApp ===== */
.menu-toggle{display:none;background:none;border:none;font-size:26px;cursor:pointer;color:var(--navy);}
.mobile-menu{display:none;position:fixed;top:0;right:-280px;width:280px;height:100vh;background:#fff;box-shadow:-4px 0 20px rgba(0,0,0,.15);z-index:999;padding:60px 24px;transition:right .25s;}
.mobile-menu.open{right:0;}
.mobile-menu a{display:block;padding:12px 0;border-bottom:1px solid var(--border);color:var(--navy);font-weight:600;}
.mobile-menu .close-x{position:absolute;top:16px;right:16px;background:none;border:none;font-size:26px;cursor:pointer;}
.floating-wa{position:fixed;bottom:24px;right:24px;width:56px;height:56px;border-radius:50%;background:#25D366;color:#fff;display:flex;align-items:center;justify-content:center;font-size:28px;box-shadow:0 4px 14px rgba(0,0,0,.25);z-index:998;text-decoration:none;}
.floating-wa:hover{background:#1ebe5b;color:#fff;}
@media(max-width:720px){
  .main-menu-desktop{display:none !important;}
  .menu-toggle{display:block;}
  .product-image{height:260px;}
}