/* ===== RESET & BASE ===== */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;font-size:16px}
body{font-family:'Segoe UI',Roboto,Helvetica,Arial,sans-serif;color:#2c3e50;background:#faf8f5;line-height:1.7}
img{max-width:100%;height:auto;display:block}
a{color:#1a5276;text-decoration:none;transition:color .3s}
a:hover{color:#e67e22}
ul,ol{list-style:none}
.container{max-width:1140px;margin:0 auto;padding:0 20px}

/* ===== SALE BANNER ===== */
.sale-banner{background:linear-gradient(135deg,#1a5276 0%,#2980b9 100%);color:#fff;text-align:center;padding:12px 20px;position:sticky;top:0;z-index:1000;display:flex;align-items:center;justify-content:center;gap:16px;flex-wrap:wrap;font-size:.95rem}
.sale-banner p{margin:0}
.sale-banner form{display:inline}
.sale-banner button{background:#e67e22;color:#fff;border:none;padding:8px 22px;border-radius:6px;font-size:.9rem;font-weight:600;cursor:pointer;transition:background .3s,transform .2s}
.sale-banner button:hover{background:#d35400;transform:translateY(-1px)}

/* ===== HEADER / NAV ===== */
.site-header{background:#fff;border-bottom:1px solid #e8e4df;padding:0;position:sticky;top:52px;z-index:999}
.nav-wrapper{display:flex;align-items:center;justify-content:space-between;padding:14px 0}
.logo{font-size:1.4rem;font-weight:700;color:#1a5276;display:flex;align-items:center;gap:8px}
.logo img{width:32px;height:32px}
.logo span{color:#e67e22}
.nav-toggle{display:none;background:none;border:none;cursor:pointer;padding:8px}
.nav-toggle span{display:block;width:26px;height:3px;background:#1a5276;margin:5px 0;border-radius:2px;transition:all .3s}
.main-nav ul{display:flex;gap:28px}
.main-nav a{font-weight:500;font-size:.95rem;padding:6px 0;position:relative;color:#2c3e50}
.main-nav a::after{content:'';position:absolute;bottom:0;left:0;width:0;height:2px;background:#e67e22;transition:width .3s}
.main-nav a:hover::after,.main-nav a.active::after{width:100%}
.main-nav a:hover,.main-nav a.active{color:#e67e22}

/* ===== HERO ===== */
.hero{position:relative;height:520px;overflow:hidden;display:flex;align-items:center;justify-content:center}
.hero-img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:0}
.hero-overlay{position:absolute;inset:0;background:linear-gradient(180deg,rgba(26,82,118,.65) 0%,rgba(26,82,118,.85) 100%);z-index:1}
.hero-content{position:relative;z-index:2;text-align:center;color:#fff;padding:20px;max-width:750px}
.hero-content h1{font-size:2.6rem;margin-bottom:16px;line-height:1.2;text-shadow:0 2px 8px rgba(0,0,0,.3)}
.hero-content p{font-size:1.15rem;margin-bottom:24px;opacity:.95}
.hero-content .btn{display:inline-block;background:#e67e22;color:#fff;padding:14px 36px;border-radius:8px;font-weight:600;font-size:1rem;transition:background .3s,transform .2s}
.hero-content .btn:hover{background:#d35400;transform:translateY(-2px);color:#fff}

/* ===== BREADCRUMBS ===== */
.breadcrumbs{padding:14px 0;font-size:.85rem;color:#7f8c8d}
.breadcrumbs a{color:#1a5276}
.breadcrumbs a:hover{color:#e67e22}
.breadcrumbs span{margin:0 6px;color:#bdc3c7}

/* ===== SECTIONS ===== */
section{padding:60px 0}
section:nth-child(even){background:#fff}
.section-title{text-align:center;font-size:2rem;color:#1a5276;margin-bottom:12px}
.section-subtitle{text-align:center;font-size:1.05rem;color:#7f8c8d;margin-bottom:40px;max-width:650px;margin-left:auto;margin-right:auto}

/* ===== SERVICE CARDS ===== */
.cards-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:30px}
.card{background:#fff;border-radius:12px;overflow:hidden;box-shadow:0 4px 20px rgba(0,0,0,.07);transition:transform .3s,box-shadow .3s}
.card:hover{transform:translateY(-6px);box-shadow:0 12px 32px rgba(0,0,0,.12)}
.card-img{width:100%;height:220px;object-fit:cover}
.card-body{padding:24px}
.card-body h3{font-size:1.25rem;color:#1a5276;margin-bottom:10px}
.card-body p{font-size:.93rem;color:#555;margin-bottom:16px}
.card-link{display:inline-flex;align-items:center;gap:6px;color:#e67e22;font-weight:600;font-size:.9rem}
.card-link:hover{color:#d35400}

/* ===== FEATURES / QUALITY ===== */
.features-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:30px;text-align:center}
.feature-item{padding:30px 20px}
.feature-icon{font-size:2.5rem;margin-bottom:14px}
.feature-item h3{font-size:1.1rem;color:#1a5276;margin-bottom:8px}
.feature-item p{font-size:.9rem;color:#666}

.about-preview{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center}
.about-preview img{border-radius:12px;width:100%;height:350px;object-fit:cover}
.about-preview-text h2{font-size:1.8rem;color:#1a5276;margin-bottom:14px}
.about-preview-text p{margin-bottom:14px;color:#555}

/* ===== ABOUT PAGE ===== */
.about-hero{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center}
.about-hero img{border-radius:12px;width:100%;height:400px;object-fit:cover}
.about-text h2{font-size:1.8rem;color:#1a5276;margin-bottom:14px}
.about-text p{margin-bottom:14px;color:#555;line-height:1.8}
.values-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:30px;text-align:center}
.value-card{background:#fff;padding:30px 24px;border-radius:12px;box-shadow:0 4px 16px rgba(0,0,0,.06)}
.value-card .icon{font-size:2.2rem;margin-bottom:12px}
.value-card h3{font-size:1.1rem;color:#1a5276;margin-bottom:8px}
.value-card p{font-size:.9rem;color:#666}

/* ===== CONTACT PAGE ===== */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:start}
.contact-info{background:#fff;padding:36px;border-radius:12px;box-shadow:0 4px 16px rgba(0,0,0,.06)}
.contact-info h2{font-size:1.5rem;color:#1a5276;margin-bottom:20px}
.contact-item{display:flex;align-items:flex-start;gap:14px;margin-bottom:20px;padding-bottom:20px;border-bottom:1px solid #f0ede8}
.contact-item:last-child{border-bottom:none;margin-bottom:0;padding-bottom:0}
.contact-icon{font-size:1.5rem;flex-shrink:0;margin-top:2px}
.contact-item h3{font-size:1rem;color:#1a5276;margin-bottom:4px}
.contact-item p,.contact-item a{font-size:.93rem;color:#555}
.contact-map-img{border-radius:12px;width:100%;height:100%;min-height:350px;object-fit:cover}

/* ===== BLOG LIST ===== */
.blog-header{text-align:center;margin-bottom:40px}
.blog-header img{width:100%;height:300px;object-fit:cover;border-radius:12px;margin-bottom:20px}
.blog-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:30px}
.blog-card{background:#fff;border-radius:12px;overflow:hidden;box-shadow:0 4px 16px rgba(0,0,0,.06);transition:transform .3s,box-shadow .3s}
.blog-card:hover{transform:translateY(-4px);box-shadow:0 10px 28px rgba(0,0,0,.1)}
.blog-card img{width:100%;height:200px;object-fit:cover}
.blog-card-body{padding:22px}
.blog-card-body .tag{display:inline-block;background:#e8f4f8;color:#1a5276;font-size:.75rem;font-weight:600;padding:4px 10px;border-radius:20px;margin-bottom:10px}
.blog-card-body h3{font-size:1.1rem;color:#1a5276;margin-bottom:8px;line-height:1.4}
.blog-card-body p{font-size:.88rem;color:#666;margin-bottom:14px}
.blog-card-body .read-more{color:#e67e22;font-weight:600;font-size:.88rem}

/* ===== ARTICLE PAGE ===== */
.article-hero{position:relative;height:380px;overflow:hidden;display:flex;align-items:flex-end}
.article-hero img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.article-hero-overlay{position:absolute;inset:0;background:linear-gradient(0deg,rgba(26,82,118,.9) 0%,rgba(26,82,118,.3) 100%)}
.article-hero-content{position:relative;z-index:2;color:#fff;padding:40px 0}
.article-hero-content h1{font-size:2.2rem;margin-bottom:10px;line-height:1.3}
.article-hero-content .article-meta{font-size:.9rem;opacity:.85}

.article-content{max-width:800px;margin:0 auto;padding:50px 20px}
.article-content h2{font-size:1.6rem;color:#1a5276;margin:36px 0 14px;padding-top:10px}
.article-content h3{font-size:1.25rem;color:#2c3e50;margin:28px 0 10px}
.article-content p{margin-bottom:18px;color:#444;line-height:1.85;font-size:1.02rem}
.article-content ul,.article-content ol{margin:0 0 20px 24px;color:#444}
.article-content li{margin-bottom:8px;line-height:1.7;list-style:disc}
.article-content ol li{list-style:decimal}
.article-content blockquote{border-left:4px solid #e67e22;padding:16px 24px;background:#fdf6ee;margin:24px 0;border-radius:0 8px 8px 0;font-style:italic;color:#555}

.article-cta{background:linear-gradient(135deg,#1a5276,#2980b9);color:#fff;padding:40px;border-radius:12px;text-align:center;margin:40px 0}
.article-cta h3{font-size:1.4rem;margin-bottom:10px}
.article-cta p{opacity:.9;margin-bottom:20px}
.article-cta .btn{background:#e67e22;color:#fff;padding:12px 32px;border-radius:8px;font-weight:600;display:inline-block}
.article-cta .btn:hover{background:#d35400;color:#fff}

.related-articles{padding:50px 0;background:#fff}
.related-articles h2{text-align:center;font-size:1.6rem;color:#1a5276;margin-bottom:30px}

/* ===== FOOTER ===== */
.site-footer{background:#1a2a3a;color:#ccc;padding:50px 0 0}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:40px;margin-bottom:40px}
.footer-brand .logo{color:#fff;margin-bottom:14px;font-size:1.3rem}
.footer-brand .logo span{color:#e67e22}
.footer-brand p{font-size:.88rem;line-height:1.7;color:#a0aab0}
.footer-col h4{color:#fff;font-size:1rem;margin-bottom:16px;position:relative;padding-bottom:10px}
.footer-col h4::after{content:'';position:absolute;bottom:0;left:0;width:30px;height:2px;background:#e67e22}
.footer-col ul li{margin-bottom:10px}
.footer-col a{color:#a0aab0;font-size:.88rem}
.footer-col a:hover{color:#e67e22}
.footer-bottom{border-top:1px solid #2a3a4a;padding:20px 0;text-align:center}

.disclaimer{font-size:12px;color:#888;text-align:center;padding:10px 0;border-top:1px solid #2a3a4a;margin-top:20px}

/* ===== RESPONSIVE ===== */
@media(max-width:992px){
  .cards-grid,.blog-grid,.features-grid,.values-grid{grid-template-columns:repeat(2,1fr)}
  .about-preview,.about-hero,.contact-grid,.footer-grid{grid-template-columns:1fr}
  .hero{height:420px}
  .hero-content h1{font-size:2rem}
  .article-hero{height:300px}
  .article-hero-content h1{font-size:1.8rem}
}
@media(max-width:768px){
  .nav-toggle{display:block}
  .main-nav{position:absolute;top:100%;left:0;right:0;background:#fff;box-shadow:0 8px 20px rgba(0,0,0,.1);max-height:0;overflow:hidden;transition:max-height .4s ease}
  .main-nav.open{max-height:300px}
  .main-nav ul{flex-direction:column;padding:16px 20px;gap:0}
  .main-nav li{border-bottom:1px solid #f0ede8}
  .main-nav a{display:block;padding:12px 0}
  .cards-grid,.blog-grid,.features-grid,.values-grid{grid-template-columns:1fr}
  .hero{height:360px}
  .hero-content h1{font-size:1.6rem}
  .hero-content p{font-size:1rem}
  .section-title{font-size:1.6rem}
  .article-content{padding:30px 16px}
  .sale-banner{font-size:.82rem;padding:10px 14px;gap:10px}
  .sale-banner button{padding:6px 16px;font-size:.82rem}
  .site-header{top:46px}
}
@media(max-width:480px){
  .hero{height:300px}
  .hero-content h1{font-size:1.35rem}
  .footer-grid{gap:24px}
}