/* ===== Reset & Base ===== */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:'Inter',sans-serif;color:#333;line-height:1.6;background:#fff}
a{text-decoration:none;color:inherit}
ul{list-style:none}
img{max-width:100%;display:block}

/* ===== Variables ===== */
:root{
  --navy:#0a1f3f;
  --navy-light:#132d54;
  --gold:#c8a951;
  --gold-light:#e2c96d;
  --white:#ffffff;
  --gray-bg:#f5f6f8;
  --gray-text:#666;
  --border:#e0e0e0;
  --max-width:1200px;
  --transition:all .3s ease;
}

/* ===== Utility ===== */
.container{max-width:var(--max-width);margin:0 auto;padding:0 20px}
.btn{display:inline-block;padding:14px 32px;border-radius:4px;font-weight:600;font-size:1rem;cursor:pointer;transition:var(--transition);border:none}
.btn-primary{background:var(--gold);color:var(--navy)}
.btn-primary:hover{background:var(--gold-light)}
.btn-outline{border:2px solid var(--gold);color:var(--gold);background:transparent}
.btn-outline:hover{background:var(--gold);color:var(--navy)}
.btn-navy{background:var(--navy);color:var(--white)}
.btn-navy:hover{background:var(--navy-light)}
.section-title{text-align:center;margin-bottom:50px}
.section-title h2{font-size:2rem;color:var(--navy);margin-bottom:10px}
.section-title p{color:var(--gray-text);max-width:600px;margin:0 auto}
.section-title .underline{width:60px;height:3px;background:var(--gold);margin:12px auto 0}

/* ===== Header / Nav ===== */
header{background:var(--navy);position:sticky;top:0;z-index:1000;box-shadow:0 2px 10px rgba(0,0,0,.2)}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;height:70px}
.logo{display:flex;align-items:center;gap:10px}
.logo-icon{width:40px;height:40px;background:var(--gold);border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:700;color:var(--navy);font-size:1.1rem}
.logo-text{color:var(--white);font-size:1.1rem;font-weight:700;line-height:1.2}
.logo-text span{display:block;font-size:.7rem;font-weight:400;color:var(--gold);letter-spacing:1px}
nav ul{display:flex;align-items:center;gap:4px}
nav ul li{position:relative}
nav ul li a{color:var(--white);padding:10px 16px;font-size:.9rem;font-weight:500;display:block;border-radius:4px;transition:var(--transition)}
nav ul li a:hover,nav ul li a.active{background:rgba(255,255,255,.1);color:var(--gold)}
.dropdown-menu{position:absolute;top:100%;left:0;background:var(--white);min-width:220px;border-radius:6px;box-shadow:0 8px 30px rgba(0,0,0,.15);opacity:0;visibility:hidden;transform:translateY(10px);transition:var(--transition);padding:8px 0;z-index:100}
nav ul li:hover .dropdown-menu{opacity:1;visibility:visible;transform:translateY(0)}
.dropdown-menu a{color:var(--navy);padding:10px 20px;font-size:.85rem}
.dropdown-menu a:hover{background:var(--gray-bg);color:var(--gold)}
.hamburger{display:none;flex-direction:column;gap:5px;cursor:pointer;padding:5px}
.hamburger span{width:25px;height:2px;background:var(--white);transition:var(--transition)}

/* ===== Hero ===== */
.hero{background:linear-gradient(135deg,var(--navy) 0%,var(--navy-light) 100%);color:var(--white);padding:100px 0 80px;position:relative;overflow:hidden}
.hero::after{content:'';position:absolute;top:0;right:0;width:50%;height:100%;background:url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 200 200"><circle cx="100" cy="100" r="80" fill="none" stroke="%23c8a951" stroke-width=".5" opacity=".15"/><circle cx="100" cy="100" r="60" fill="none" stroke="%23c8a951" stroke-width=".3" opacity=".1"/></svg>') center/contain no-repeat;opacity:.3}
.hero .container{position:relative;z-index:1}
.hero h1{font-size:3rem;line-height:1.2;margin-bottom:16px;max-width:700px}
.hero h1 em{font-style:normal;color:var(--gold)}
.hero p{font-size:1.15rem;max-width:600px;margin-bottom:30px;opacity:.9}
.hero-btns{display:flex;gap:16px;flex-wrap:wrap}
.hero-stats{display:flex;gap:50px;margin-top:50px;padding-top:30px;border-top:1px solid rgba(255,255,255,.15)}
.hero-stats .stat h3{font-size:2rem;color:var(--gold)}
.hero-stats .stat p{font-size:.85rem;opacity:.7}

/* ===== Products Grid ===== */
.products-section{padding:80px 0;background:var(--gray-bg)}
.products-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:24px}
.product-card{background:var(--white);border-radius:8px;overflow:hidden;box-shadow:0 2px 15px rgba(0,0,0,.06);transition:var(--transition)}
.product-card:hover{transform:translateY(-5px);box-shadow:0 8px 30px rgba(0,0,0,.12)}
.product-card .card-img{height:180px;background:var(--navy);display:flex;align-items:center;justify-content:center;position:relative}
.product-card .card-img i{font-size:3rem;color:var(--gold)}
.product-card .card-body{padding:24px}
.product-card .card-body h3{color:var(--navy);margin-bottom:8px;font-size:1.15rem}
.product-card .card-body p{color:var(--gray-text);font-size:.9rem;margin-bottom:16px}
.product-card .card-body .card-link{color:var(--gold);font-weight:600;font-size:.9rem}
.product-card .card-body .card-link:hover{color:var(--navy)}

/* ===== Advantages ===== */
.advantages{padding:80px 0}
.adv-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:30px}
.adv-item{text-align:center;padding:40px 24px;border-radius:8px;transition:var(--transition)}
.adv-item:hover{background:var(--gray-bg)}
.adv-item .icon{width:70px;height:70px;background:linear-gradient(135deg,var(--navy),var(--navy-light));border-radius:50%;display:flex;align-items:center;justify-content:center;margin:0 auto 20px}
.adv-item .icon i{font-size:1.5rem;color:var(--gold)}
.adv-item h3{color:var(--navy);margin-bottom:10px;font-size:1.1rem}
.adv-item p{color:var(--gray-text);font-size:.9rem}

/* ===== CTA Banner ===== */
.cta-banner{background:linear-gradient(135deg,var(--navy),var(--navy-light));padding:60px 0;text-align:center;color:var(--white)}
.cta-banner h2{font-size:2rem;margin-bottom:12px}
.cta-banner p{opacity:.8;margin-bottom:30px;max-width:500px;margin-left:auto;margin-right:auto}

/* ===== Footer ===== */
footer{background:var(--navy);color:var(--white);padding:60px 0 0}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:40px;padding-bottom:40px}
.footer-col h4{margin-bottom:16px;font-size:1rem;color:var(--gold)}
.footer-col p,.footer-col a{font-size:.9rem;color:rgba(255,255,255,.7);line-height:1.8}
.footer-col a:hover{color:var(--gold)}
.footer-col .footer-contact{display:flex;align-items:flex-start;gap:10px;margin-bottom:10px}
.footer-col .footer-contact i{color:var(--gold);margin-top:4px}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding:20px 0;text-align:center;font-size:.85rem;color:rgba(255,255,255,.5)}

/* ===== Page Header (inner pages) ===== */
.page-header{background:linear-gradient(135deg,var(--navy),var(--navy-light));padding:50px 0;color:var(--white);text-align:center}
.page-header h1{font-size:2.2rem;margin-bottom:8px}
.page-header .breadcrumb{font-size:.9rem;opacity:.7}
.page-header .breadcrumb a{color:var(--gold);opacity:1}

/* ===== Product Detail ===== */
.product-detail{padding:60px 0}
.product-overview{display:grid;grid-template-columns:1fr 1fr;gap:50px;align-items:start;margin-bottom:50px}
.product-img-placeholder{background:var(--gray-bg);border-radius:8px;height:350px;display:flex;align-items:center;justify-content:center}
.product-img-placeholder i{font-size:5rem;color:var(--navy);opacity:.3}
.product-info h2{color:var(--navy);font-size:1.6rem;margin-bottom:16px}
.product-info p{color:var(--gray-text);margin-bottom:20px}
.product-meta{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-bottom:24px}
.product-meta .meta-item{background:var(--gray-bg);padding:14px 18px;border-radius:6px}
.product-meta .meta-item label{font-size:.75rem;text-transform:uppercase;color:var(--gray-text);letter-spacing:1px;display:block;margin-bottom:4px}
.product-meta .meta-item span{font-weight:600;color:var(--navy)}
.spec-table{width:100%;border-collapse:collapse;margin-bottom:30px}
.spec-table th,.spec-table td{padding:14px 18px;text-align:left;border-bottom:1px solid var(--border)}
.spec-table th{background:var(--navy);color:var(--white);font-weight:600;font-size:.9rem}
.spec-table tr:hover{background:var(--gray-bg)}
.spec-table td{font-size:.9rem}

/* ===== Content Sections (About, Compliance, Logistics) ===== */
.content-section{padding:60px 0}
.content-section:nth-child(even){background:var(--gray-bg)}
.content-grid{display:grid;grid-template-columns:1fr 1fr;gap:50px;align-items:center}
.content-grid .text h2{color:var(--navy);font-size:1.6rem;margin-bottom:16px}
.content-grid .text p{color:var(--gray-text);margin-bottom:16px}
.content-grid .visual{background:var(--gray-bg);border-radius:8px;height:300px;display:flex;align-items:center;justify-content:center}
.content-grid .visual i{font-size:4rem;color:var(--navy);opacity:.3}
.info-cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:24px;margin-top:30px}
.info-card{background:var(--white);padding:30px;border-radius:8px;box-shadow:0 2px 15px rgba(0,0,0,.06);border-left:4px solid var(--gold)}
.info-card h3{color:var(--navy);margin-bottom:10px;font-size:1.05rem}
.info-card p{color:var(--gray-text);font-size:.9rem}
.info-card i{color:var(--gold);font-size:1.5rem;margin-bottom:12px}
.timeline{position:relative;padding-left:30px;margin-top:30px}
.timeline::before{content:'';position:absolute;left:0;top:0;bottom:0;width:2px;background:var(--gold)}
.timeline-item{position:relative;margin-bottom:30px;padding-left:20px}
.timeline-item::before{content:'';position:absolute;left:-35px;top:5px;width:12px;height:12px;background:var(--gold);border-radius:50%}
.timeline-item h3{color:var(--navy);font-size:1rem;margin-bottom:6px}
.timeline-item p{color:var(--gray-text);font-size:.9rem}

/* ===== Contact Form ===== */
.contact-section{padding:60px 0}
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:50px}
.form-group{margin-bottom:20px}
.form-group label{display:block;margin-bottom:6px;font-weight:600;color:var(--navy);font-size:.9rem}
.form-group input,.form-group select,.form-group textarea{width:100%;padding:12px 16px;border:1px solid var(--border);border-radius:6px;font-size:.95rem;font-family:inherit;transition:var(--transition)}
.form-group input:focus,.form-group select:focus,.form-group textarea:focus{outline:none;border-color:var(--gold);box-shadow:0 0 0 3px rgba(200,169,81,.15)}
.form-group textarea{resize:vertical;min-height:120px}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.hp-field{position:absolute;left:-9999px}
.contact-info-box{background:var(--gray-bg);border-radius:8px;padding:40px}
.contact-info-box h3{color:var(--navy);margin-bottom:20px;font-size:1.3rem}
.contact-info-item{display:flex;gap:14px;margin-bottom:20px}
.contact-info-item .ci-icon{width:44px;height:44px;background:var(--navy);border-radius:50%;display:flex;align-items:center;justify-content:center;flex-shrink:0}
.contact-info-item .ci-icon i{color:var(--gold)}
.contact-info-item h4{color:var(--navy);font-size:.95rem;margin-bottom:2px}
.contact-info-item p{color:var(--gray-text);font-size:.9rem}
.thank-you{display:none;text-align:center;padding:60px 20px}
.thank-you.show{display:block}
.thank-you i{font-size:3rem;color:var(--gold);margin-bottom:16px}
.thank-you h2{color:var(--navy);margin-bottom:10px}

/* ===== FAQ Section ===== */
.faq-section{padding:80px 0;background:var(--white)}
.faq-section.alt-bg{background:var(--gray-bg)}
.faq-list{max-width:800px;margin:0 auto}
.faq-item{border:1px solid var(--border);border-radius:8px;margin-bottom:12px;overflow:hidden;transition:var(--transition)}
.faq-item:hover{border-color:var(--gold)}
.faq-question{display:flex;align-items:center;justify-content:space-between;padding:18px 24px;cursor:pointer;background:var(--white);font-weight:600;color:var(--navy);font-size:.95rem;gap:12px;user-select:none}
.faq-question i{color:var(--gold);font-size:.8rem;transition:transform .3s ease;flex-shrink:0}
.faq-item.open .faq-question i{transform:rotate(180deg)}
.faq-answer{padding:0 24px;max-height:0;overflow:hidden;transition:max-height .3s ease,padding .3s ease;color:var(--gray-text);line-height:1.8;font-size:.93rem}
.faq-item.open .faq-answer{padding:0 24px 20px;max-height:500px}
.product-detail .faq-section{padding:50px 0 10px}
.product-detail .faq-section .section-title{margin-bottom:30px}
.product-detail .faq-section .section-title h2{font-size:1.5rem}

/* ===== Responsive ===== */
@media(max-width:992px){
  .footer-grid{grid-template-columns:1fr 1fr}
  .product-overview,.content-grid,.contact-grid{grid-template-columns:1fr}
  .hero h1{font-size:2.2rem}
}
@media(max-width:768px){
  .hamburger{display:flex}
  nav ul{position:fixed;top:70px;left:0;right:0;background:var(--navy);flex-direction:column;padding:20px;gap:0;transform:translateY(-120%);transition:var(--transition);box-shadow:0 4px 20px rgba(0,0,0,.3)}
  nav ul.open{transform:translateY(0)}
  nav ul li a{padding:14px 16px}
  .dropdown-menu{position:static;opacity:1;visibility:visible;transform:none;box-shadow:none;background:rgba(255,255,255,.05);display:none;padding:0 0 0 20px}
  .dropdown-menu a{color:rgba(255,255,255,.7)}
  .dropdown-menu a:hover{background:rgba(255,255,255,.05);color:var(--gold)}
  nav ul li:hover .dropdown-menu,nav ul li.open .dropdown-menu{display:block}
  .hero{padding:60px 0 50px}
  .hero h1{font-size:1.8rem}
  .hero-stats{flex-direction:column;gap:20px}
  .footer-grid{grid-template-columns:1fr}
  .form-row{grid-template-columns:1fr}
  .product-meta{grid-template-columns:1fr}
}