@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:wght@400;500;600;700&family=Inter:wght@300;400;500;600;700&display=swap');

/* ── Variables ─────────────────────────────────────────── */
:root {
  --gold:        #B8960C;
  --gold-light:  #D4AF37;
  --gold-pale:   #F5EDD0;
  --navy:        #1A2B4A;
  --navy-mid:    #2C4070;
  --blue:        #1B4FA8;
  --blue-light:  #EEF3FC;
  --text:        #1A2B4A;
  --text-sec:    #5A6B80;
  --text-muted:  #8A9BB0;
  --bg:          #FEFCF8;
  --bg2:         #F8F5EE;
  --card:        #FFFFFF;
  --border:      #E8DFC8;
  --border-lt:   #F0EAD8;
  --shadow-sm:   0 2px 8px rgba(26,43,74,.07);
  --shadow-md:   0 4px 20px rgba(26,43,74,.11);
  --shadow-lg:   0 8px 36px rgba(26,43,74,.15);
  --gold-glow:   0 4px 20px rgba(184,150,12,.22);
  --r-sm: 8px; --r-md: 14px; --r-lg: 22px;
  --ease: all .3s cubic-bezier(.4,0,.2,1);
}

/* ── Reset ─────────────────────────────────────────────── */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;font-size:16px}
body{font-family:'Inter',sans-serif;background:var(--bg);color:var(--text);line-height:1.6}
a{text-decoration:none;color:inherit}
img{max-width:100%;display:block}
ul{list-style:none}
button{cursor:pointer;border:none;background:none;font-family:inherit}

/* ── Typography ────────────────────────────────────────── */
h1,h2,h3,h4{font-family:'Playfair Display',serif;line-height:1.25;color:var(--navy)}
h1{font-size:clamp(2rem,4vw,3.2rem)}
h2{font-size:clamp(1.6rem,3vw,2.4rem)}
h3{font-size:clamp(1.2rem,2vw,1.6rem)}
h4{font-size:1.1rem}
p{color:var(--text-sec);line-height:1.75}

/* ── Utility ────────────────────────────────────────────── */
.container{max-width:1240px;margin:0 auto;padding:0 24px}
.section{padding:80px 0}
.section-sm{padding:50px 0}
.text-gold{color:var(--gold)}
.text-center{text-align:center}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:32px}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.badge{display:inline-block;padding:4px 12px;border-radius:100px;font-size:.75rem;font-weight:600;letter-spacing:.05em;text-transform:uppercase}
.badge-gold{background:var(--gold-pale);color:var(--gold)}
.badge-blue{background:var(--blue-light);color:var(--blue)}
.divider{width:60px;height:3px;background:linear-gradient(90deg,var(--gold),var(--gold-light));border-radius:2px;margin:16px 0 24px}
.divider-center{margin:16px auto 24px}

/* ── Buttons ────────────────────────────────────────────── */
.btn{display:inline-flex;align-items:center;gap:8px;padding:13px 28px;border-radius:var(--r-sm);font-weight:600;font-size:.9rem;letter-spacing:.03em;transition:var(--ease)}
.btn-primary{background:var(--gold);color:#fff;box-shadow:var(--gold-glow)}
.btn-primary:hover{background:var(--gold-light);transform:translateY(-2px);box-shadow:0 8px 28px rgba(184,150,12,.35)}
.btn-outline{border:2px solid var(--gold);color:var(--gold);background:transparent}
.btn-outline:hover{background:var(--gold);color:#fff;transform:translateY(-2px)}
.btn-navy{background:var(--navy);color:#fff}
.btn-navy:hover{background:var(--navy-mid);transform:translateY(-2px)}
.btn-sm{padding:9px 20px;font-size:.82rem}
.btn svg,.btn i{font-size:1em}

/* ── Header / Nav ───────────────────────────────────────── */
#header{position:sticky;top:0;z-index:1000;background:rgba(254,252,248,.96);backdrop-filter:blur(12px);border-bottom:1px solid var(--border-lt);transition:var(--ease)}
#header.scrolled{box-shadow:var(--shadow-md)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:72px}
.logo{display:flex;flex-direction:column;line-height:1}
.logo-name{font-family:'Playfair Display',serif;font-size:1.4rem;font-weight:700;color:var(--navy);letter-spacing:.02em}
.logo-tagline{font-size:.7rem;color:var(--gold);letter-spacing:.12em;text-transform:uppercase;font-weight:600}
.nav-links{display:flex;align-items:center;gap:8px}
.nav-links a{padding:8px 16px;border-radius:var(--r-sm);font-size:.88rem;font-weight:500;color:var(--text-sec);transition:var(--ease);position:relative}
.nav-links a:hover,.nav-links a.active{color:var(--navy);background:var(--gold-pale)}
.nav-dropdown{position:relative}
.nav-dropdown-menu{position:absolute;top:calc(100%+8px);left:0;min-width:240px;background:var(--card);border:1px solid var(--border);border-radius:var(--r-md);box-shadow:var(--shadow-lg);padding:8px;opacity:0;pointer-events:none;transform:translateY(8px);transition:var(--ease)}
.nav-dropdown:hover .nav-dropdown-menu{opacity:1;pointer-events:all;transform:translateY(0)}
.nav-dropdown-menu a{display:block;padding:10px 14px;border-radius:var(--r-sm);font-size:.85rem;font-weight:500;color:var(--text-sec);transition:var(--ease)}
.nav-dropdown-menu a:hover{background:var(--gold-pale);color:var(--navy)}
.nav-cta{background:var(--gold);color:#fff!important;padding:9px 20px!important;border-radius:var(--r-sm)!important}
.nav-cta:hover{background:var(--gold-light)!important}
.nav-toggle{display:none;flex-direction:column;gap:5px;padding:8px;cursor:pointer}
.nav-toggle span{display:block;width:24px;height:2px;background:var(--navy);border-radius:2px;transition:var(--ease)}

/* ── Hero ───────────────────────────────────────────────── */
.hero{position:relative;padding:110px 0 90px;background:linear-gradient(135deg,#FDF9F2 0%,#F5EDDC 50%,#EEF3FC 100%);overflow:hidden}
.hero::before{content:'';position:absolute;top:-60px;right:-60px;width:500px;height:500px;background:radial-gradient(circle,rgba(212,175,55,.12),transparent 70%);pointer-events:none}
.hero::after{content:'';position:absolute;bottom:-80px;left:-40px;width:400px;height:400px;background:radial-gradient(circle,rgba(27,79,168,.07),transparent 70%);pointer-events:none}
.hero-inner{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center}
.hero-badge{display:inline-flex;align-items:center;gap:8px;background:var(--gold-pale);border:1px solid var(--gold);color:var(--gold);padding:7px 16px;border-radius:100px;font-size:.78rem;font-weight:600;letter-spacing:.08em;text-transform:uppercase;margin-bottom:24px}
.hero h1{margin-bottom:20px}
.hero p{font-size:1.1rem;margin-bottom:36px;color:var(--text-sec)}
.hero-actions{display:flex;gap:16px;flex-wrap:wrap}
.hero-certs{display:flex;gap:10px;flex-wrap:wrap;margin-top:40px}
.cert-chip{background:var(--card);border:1px solid var(--border);border-radius:6px;padding:5px 12px;font-size:.75rem;font-weight:600;color:var(--text-sec);box-shadow:var(--shadow-sm)}
.hero-visual{position:relative;display:flex;flex-direction:column;gap:16px}
.hero-card{background:var(--card);border:1px solid var(--border);border-radius:var(--r-lg);padding:28px;box-shadow:var(--shadow-md);transition:var(--ease)}
.hero-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}
.hero-card-icon{width:48px;height:48px;background:linear-gradient(135deg,var(--gold-pale),#fff);border:1px solid var(--gold);border-radius:12px;display:flex;align-items:center;justify-content:center;font-size:1.5rem;margin-bottom:16px}
.hero-stat{display:flex;align-items:center;gap:16px;padding:16px 20px;background:var(--card);border:1px solid var(--border);border-radius:var(--r-md);box-shadow:var(--shadow-sm)}
.hero-stat-num{font-family:'Playfair Display',serif;font-size:1.8rem;font-weight:700;color:var(--gold);line-height:1}
.hero-stat-label{font-size:.8rem;color:var(--text-muted);margin-top:2px}
.hero-stats-row{display:grid;grid-template-columns:1fr 1fr;gap:12px}

/* ── Certifications Bar ─────────────────────────────────── */
.cert-bar{background:var(--navy);padding:18px 0}
.cert-bar-inner{display:flex;align-items:center;justify-content:center;gap:40px;flex-wrap:wrap}
.cert-item{display:flex;align-items:center;gap:8px;color:rgba(255,255,255,.8);font-size:.82rem;font-weight:500}
.cert-icon{width:28px;height:28px;background:rgba(255,255,255,.1);border-radius:6px;display:flex;align-items:center;justify-content:center;font-size:1rem}

/* ── Section Headers ────────────────────────────────────── */
.section-header{margin-bottom:52px}
.section-header.center{text-align:center}
.section-header.center .divider{margin:16px auto 24px}
.section-label{font-size:.72rem;font-weight:700;letter-spacing:.15em;text-transform:uppercase;color:var(--gold);margin-bottom:12px}

/* ── Product Cards ──────────────────────────────────────── */
.products-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:28px}
.product-card{background:var(--card);border:1px solid var(--border);border-radius:var(--r-lg);overflow:hidden;transition:var(--ease);position:relative;display:flex;flex-direction:column}
.product-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);border-color:var(--gold)}
.product-card-img{height:200px;background:linear-gradient(135deg,var(--bg2),var(--gold-pale));display:flex;align-items:center;justify-content:center;overflow:hidden;position:relative}
.product-card-img svg{width:80px;height:80px;opacity:.25}
.product-card-img .product-icon{font-size:4rem;opacity:.35}
.product-cat-badge{position:absolute;top:14px;left:14px}
.product-card-body{padding:22px;flex:1;display:flex;flex-direction:column}
.product-code{font-size:.72rem;font-weight:700;letter-spacing:.12em;color:var(--gold);text-transform:uppercase;margin-bottom:6px}
.product-card-body h3{font-size:1.1rem;margin-bottom:8px;color:var(--navy)}
.product-card-body p{font-size:.85rem;color:var(--text-sec);line-height:1.6;flex:1}
.product-card-footer{padding:16px 22px;border-top:1px solid var(--border-lt);display:flex;justify-content:flex-end}
.product-card-link{display:inline-flex;align-items:center;gap:6px;color:var(--gold);font-size:.85rem;font-weight:600;transition:var(--ease)}
.product-card-link:hover{gap:10px}

/* ── Category Cards ─────────────────────────────────────── */
.cat-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.cat-card{background:var(--card);border:1px solid var(--border);border-radius:var(--r-lg);padding:40px 32px;transition:var(--ease);position:relative;overflow:hidden}
.cat-card::before{content:'';position:absolute;top:0;left:0;right:0;height:4px;background:linear-gradient(90deg,var(--gold),var(--gold-light))}
.cat-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg)}
.cat-icon{width:64px;height:64px;background:var(--gold-pale);border:1px solid var(--gold);border-radius:16px;display:flex;align-items:center;justify-content:center;font-size:2rem;margin-bottom:24px}
.cat-count{font-size:.78rem;color:var(--text-muted);font-weight:500;margin-top:8px}

/* ── Features / Why Us ──────────────────────────────────── */
.features-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.feature-card{background:var(--card);border:1px solid var(--border);border-radius:var(--r-md);padding:32px 24px;text-align:center;transition:var(--ease)}
.feature-card:hover{box-shadow:var(--shadow-md);transform:translateY(-4px);border-color:var(--gold)}
.feature-icon{width:56px;height:56px;background:linear-gradient(135deg,var(--gold-pale),#fff);border:1px solid var(--gold);border-radius:14px;display:flex;align-items:center;justify-content:center;font-size:1.6rem;margin:0 auto 18px}
.feature-card h4{margin-bottom:10px}
.feature-card p{font-size:.85rem}

/* ── Spec Table ─────────────────────────────────────────── */
.spec-table{width:100%;border-collapse:collapse;background:var(--card);border-radius:var(--r-md);overflow:hidden;box-shadow:var(--shadow-sm)}
.spec-table th,.spec-table td{padding:13px 18px;text-align:left;border-bottom:1px solid var(--border-lt)}
.spec-table th{background:var(--bg2);font-size:.8rem;font-weight:700;letter-spacing:.05em;text-transform:uppercase;color:var(--text-muted);width:40%}
.spec-table td{font-size:.9rem;color:var(--text);font-weight:500}
.spec-table tr:last-child th,.spec-table tr:last-child td{border-bottom:none}
.spec-table tr:hover td{background:var(--gold-pale)}

/* ── Product Detail ─────────────────────────────────────── */
.product-detail-grid{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:start}
.product-visual{background:linear-gradient(135deg,var(--bg2),var(--gold-pale));border:1px solid var(--border);border-radius:var(--r-lg);height:380px;display:flex;align-items:center;justify-content:center;position:sticky;top:90px;font-size:8rem;opacity:.3}
.features-list{display:flex;flex-direction:column;gap:10px;margin:24px 0}
.feature-item{display:flex;align-items:center;gap:12px;padding:10px 14px;background:var(--bg2);border-radius:var(--r-sm);font-size:.88rem;font-weight:500;color:var(--text-sec)}
.feature-item::before{content:'✓';width:22px;height:22px;min-width:22px;background:var(--gold);color:#fff;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:.7rem;font-weight:700}
.app-tags{display:flex;gap:8px;flex-wrap:wrap;margin-top:8px}
.app-tag{background:var(--blue-light);color:var(--blue);padding:4px 12px;border-radius:100px;font-size:.75rem;font-weight:600}

/* ── Breadcrumb ─────────────────────────────────────────── */
.breadcrumb{background:var(--bg2);border-bottom:1px solid var(--border-lt);padding:14px 0}
.breadcrumb-inner{display:flex;align-items:center;gap:8px;font-size:.82rem;color:var(--text-muted)}
.breadcrumb-inner a{color:var(--text-muted);transition:var(--ease)}
.breadcrumb-inner a:hover{color:var(--gold)}
.breadcrumb-sep{opacity:.4}
.breadcrumb-inner span{color:var(--text)}

/* ── Filter Tabs ────────────────────────────────────────── */
.filter-tabs{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:36px}
.filter-tab{padding:9px 20px;border:1.5px solid var(--border);border-radius:100px;font-size:.84rem;font-weight:600;color:var(--text-sec);background:var(--card);cursor:pointer;transition:var(--ease)}
.filter-tab:hover,.filter-tab.active{background:var(--gold);color:#fff;border-color:var(--gold)}

/* ── About Section ──────────────────────────────────────── */
.about-split{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center}
.about-visual{background:linear-gradient(135deg,var(--bg2),var(--gold-pale));border:1px solid var(--border);border-radius:var(--r-lg);height:440px;display:flex;align-items:center;justify-content:center;font-size:6rem;opacity:.35;position:relative;overflow:hidden}
.about-visual::before{content:'';position:absolute;inset:0;background:linear-gradient(135deg,rgba(184,150,12,.08),rgba(27,79,168,.05))}
.stats-row{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:40px}
.stat-box{text-align:center;padding:24px;background:var(--card);border:1px solid var(--border);border-radius:var(--r-md)}
.stat-num{font-family:'Playfair Display',serif;font-size:2.2rem;font-weight:700;color:var(--gold)}
.stat-label{font-size:.8rem;color:var(--text-muted);margin-top:4px}

/* ── Contact ────────────────────────────────────────────── */
.contact-grid{display:grid;grid-template-columns:1fr 1.6fr;gap:48px;align-items:start}
.contact-info-card{background:var(--navy);border-radius:var(--r-lg);padding:40px;color:#fff}
.contact-info-card h3{color:#fff;margin-bottom:6px}
.contact-info-card p{color:rgba(255,255,255,.7);margin-bottom:32px}
.contact-item{display:flex;gap:14px;margin-bottom:22px;align-items:flex-start}
.contact-item-icon{width:40px;height:40px;min-width:40px;background:rgba(255,255,255,.1);border-radius:10px;display:flex;align-items:center;justify-content:center;font-size:1rem}
.contact-item-label{font-size:.72rem;color:rgba(255,255,255,.5);text-transform:uppercase;letter-spacing:.08em;margin-bottom:2px}
.contact-item-value{color:#fff;font-weight:500;font-size:.9rem}
.contact-form-card{background:var(--card);border:1px solid var(--border);border-radius:var(--r-lg);padding:40px;box-shadow:var(--shadow-md)}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.form-group{display:flex;flex-direction:column;gap:6px;margin-bottom:20px}
.form-group label{font-size:.82rem;font-weight:600;color:var(--text)}
.form-group input,.form-group textarea,.form-group select{width:100%;padding:11px 14px;border:1.5px solid var(--border);border-radius:var(--r-sm);font-size:.9rem;font-family:inherit;color:var(--text);background:var(--bg);transition:var(--ease);outline:none}
.form-group input:focus,.form-group textarea:focus,.form-group select:focus{border-color:var(--gold);background:#fff;box-shadow:0 0 0 3px rgba(184,150,12,.1)}
.form-group textarea{resize:vertical;min-height:120px}

/* ── CTA Banner ─────────────────────────────────────────── */
.cta-banner{background:linear-gradient(135deg,var(--navy),var(--navy-mid));padding:80px 0;position:relative;overflow:hidden}
.cta-banner::before{content:'';position:absolute;top:-100px;right:-100px;width:400px;height:400px;background:radial-gradient(circle,rgba(212,175,55,.15),transparent 70%)}
.cta-banner-inner{text-align:center;position:relative}
.cta-banner h2{color:#fff;margin-bottom:16px}
.cta-banner p{color:rgba(255,255,255,.75);font-size:1.1rem;margin-bottom:36px}
.cta-banner-actions{display:flex;gap:16px;justify-content:center;flex-wrap:wrap}
.btn-white{background:#fff;color:var(--navy)}
.btn-white:hover{background:var(--gold-pale);transform:translateY(-2px)}
.btn-outline-white{border:2px solid rgba(255,255,255,.5);color:#fff}
.btn-outline-white:hover{background:rgba(255,255,255,.1);border-color:#fff}

/* ── Footer ─────────────────────────────────────────────── */
#footer{background:var(--navy);color:rgba(255,255,255,.8);padding:60px 0 0}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:40px;padding-bottom:48px;border-bottom:1px solid rgba(255,255,255,.1)}
.footer-brand .logo-name{color:#fff}
.footer-brand p{color:rgba(255,255,255,.6);font-size:.85rem;margin:16px 0 24px;line-height:1.7}
.footer-social{display:flex;gap:10px}
.social-btn{width:36px;height:36px;background:rgba(255,255,255,.1);border-radius:8px;display:flex;align-items:center;justify-content:center;transition:var(--ease);font-size:.9rem}
.social-btn:hover{background:var(--gold);color:#fff}
.footer-col h5{color:#fff;font-family:'Inter',sans-serif;font-size:.82rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;margin-bottom:18px}
.footer-col a{display:block;color:rgba(255,255,255,.6);font-size:.85rem;margin-bottom:10px;transition:var(--ease)}
.footer-col a:hover{color:var(--gold-light)}
.footer-contact-item{display:flex;gap:10px;align-items:flex-start;margin-bottom:12px;font-size:.84rem;color:rgba(255,255,255,.6)}
.footer-bottom{padding:20px 0;display:flex;justify-content:space-between;align-items:center;font-size:.8rem;color:rgba(255,255,255,.4);flex-wrap:wrap;gap:12px}
.footer-bottom a{color:rgba(255,255,255,.4);transition:var(--ease)}
.footer-bottom a:hover{color:var(--gold-light)}

/* ── Page Hero ──────────────────────────────────────────── */
.page-hero{background:linear-gradient(135deg,#FDF9F2,#EEF3FC);padding:64px 0 52px;border-bottom:1px solid var(--border)}
.page-hero h1{margin-bottom:12px}
.page-hero p{font-size:1.05rem;color:var(--text-sec);max-width:620px}

/* ── Sticky back-to-top ─────────────────────────────────── */
#backTop{position:fixed;bottom:32px;right:32px;width:44px;height:44px;background:var(--gold);color:#fff;border-radius:50%;display:flex;align-items:center;justify-content:center;box-shadow:var(--gold-glow);opacity:0;pointer-events:none;transition:var(--ease);font-size:1.1rem;z-index:900}
#backTop.visible{opacity:1;pointer-events:all}
#backTop:hover{background:var(--gold-light);transform:translateY(-3px)}

/* ── Animations ─────────────────────────────────────────── */
@keyframes fadeUp{from{opacity:0;transform:translateY(28px)}to{opacity:1;transform:translateY(0)}}
.fade-up{animation:fadeUp .6s ease both}
.fade-up-delay-1{animation-delay:.1s}
.fade-up-delay-2{animation-delay:.2s}
.fade-up-delay-3{animation-delay:.3s}

/* ── Responsive ─────────────────────────────────────────── */
@media(max-width:1024px){
  .hero-inner,.product-detail-grid,.about-split,.contact-grid{grid-template-columns:1fr}
  .features-grid,.cat-cards{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr}
  .grid-4{grid-template-columns:repeat(2,1fr)}
  .hero-visual{display:grid;grid-template-columns:1fr 1fr}
  .product-visual{position:static;height:280px}
}
@media(max-width:768px){
  .nav-links{display:none;flex-direction:column;position:absolute;top:72px;left:0;right:0;background:var(--card);border-bottom:1px solid var(--border);padding:16px;gap:4px;box-shadow:var(--shadow-md)}
  .nav-links.open{display:flex}
  .nav-toggle{display:flex}
  .hero{padding:70px 0 60px}
  .section{padding:56px 0}
  .features-grid,.cat-cards,.grid-2,.grid-3,.stats-row{grid-template-columns:1fr}
  .form-row{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .hero-stats-row{grid-template-columns:1fr 1fr}
  .cert-bar-inner{gap:20px}
}
@media(max-width:480px){
  .products-grid{grid-template-columns:1fr}
  .hero-actions{flex-direction:column}
  .cta-banner-actions{flex-direction:column;align-items:center}
}