/* ===== RESET & BASE ===== */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{font-family:'Segoe UI',Roboto,'Helvetica Neue',Arial,sans-serif;line-height:1.7;color:#2c3e50;background:#fff}
img{max-width:100%;height:auto;display:block}
a{color:#0077b6;text-decoration:none;transition:color .2s}
a:hover{color:#023e8a}
ul,ol{list-style:none}
h1,h2,h3,h4{line-height:1.3;color:#1a1a2e}

/* ===== SALE BANNER ===== */
.sale-banner{position:sticky;top:0;z-index:1000;background:linear-gradient(135deg,#0077b6,#023e8a);color:#fff;text-align:center;padding:10px 20px;display:flex;align-items:center;justify-content:center;gap:16px;flex-wrap:wrap;font-size:.95rem;box-shadow:0 2px 8px rgba(0,0,0,.15)}
.sale-banner p{margin:0;font-weight:500}
.sale-banner form{display:inline}
.sale-banner button{background:#fff;color:#023e8a;border:none;padding:8px 24px;border-radius:50px;font-weight:700;font-size:.9rem;cursor:pointer;transition:all .2s}
.sale-banner button:hover{background:#e0f0ff;transform:scale(1.05)}

/* ===== NAVIGATION ===== */
.nav{background:#fff;box-shadow:0 1px 6px rgba(0,0,0,.08);position:sticky;top:46px;z-index:999}
.nav-inner{max-width:1200px;margin:0 auto;padding:0 24px;display:flex;align-items:center;justify-content:space-between;height:64px}
.nav-logo{font-size:1.4rem;font-weight:800;color:#023e8a;letter-spacing:-.5px}
.nav-logo span{color:#0077b6}
.nav-links{display:flex;gap:28px}
.nav-links a{font-size:.95rem;font-weight:500;color:#444;position:relative;padding:4px 0}
.nav-links a::after{content:'';position:absolute;bottom:0;left:0;width:0;height:2px;background:#0077b6;transition:width .3s}
.nav-links a:hover::after,.nav-links a.active::after{width:100%}
.nav-links a:hover,.nav-links a.active{color:#0077b6}
.nav-toggle{display:none;background:none;border:none;font-size:1.6rem;cursor:pointer;color:#023e8a}

/* ===== HERO ===== */
.hero{position:relative;height:75vh;min-height:480px;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(0,0,0,.35) 0%,rgba(0,0,0,.55) 100%);z-index:1}
.hero-content{position:relative;z-index:2;text-align:center;color:#fff;padding:0 24px;max-width:800px}
.hero-content h1{font-size:3rem;font-weight:800;margin-bottom:16px;text-shadow:0 2px 12px rgba(0,0,0,.4)}
.hero-content p{font-size:1.25rem;opacity:.95;text-shadow:0 1px 6px rgba(0,0,0,.3)}

/* ===== SECTIONS ===== */
.section{padding:80px 24px}
.section-alt{background:#f0f7ff}
.container{max-width:1100px;margin:0 auto}
.section-title{font-size:2rem;text-align:center;margin-bottom:12px;color:#023e8a}
.section-subtitle{text-align:center;color:#666;font-size:1.05rem;margin-bottom:48px;max-width:700px;margin-left:auto;margin-right:auto}

/* ===== FEATURES GRID ===== */
.features{display:grid;grid-template-columns:repeat(3,1fr);gap:32px;margin-top:40px}
.feature-card{background:#fff;border-radius:16px;padding:32px;text-align:center;box-shadow:0 4px 20px rgba(0,0,0,.06);transition:transform .3s,box-shadow .3s}
.feature-card:hover{transform:translateY(-4px);box-shadow:0 8px 30px rgba(0,0,0,.1)}
.feature-icon{font-size:2.4rem;margin-bottom:16px}
.feature-card h3{font-size:1.15rem;margin-bottom:8px;color:#023e8a}
.feature-card p{color:#666;font-size:.93rem}

/* ===== IMAGE GALLERY ===== */
.gallery{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:40px}
.gallery-item{border-radius:12px;overflow:hidden;aspect-ratio:4/3;position:relative}
.gallery-item img{width:100%;height:100%;object-fit:cover;transition:transform .4s}
.gallery-item:hover img{transform:scale(1.05)}

/* ===== ABOUT SECTION ===== */
.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}
.about-img{border-radius:16px;overflow:hidden;aspect-ratio:4/3}
.about-img img{width:100%;height:100%;object-fit:cover}
.about-text h2{font-size:1.8rem;color:#023e8a;margin-bottom:16px}
.about-text p{color:#555;margin-bottom:16px}

/* ===== BLOG CARDS ===== */
.blog-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:32px;margin-top:40px}
.blog-card{background:#fff;border-radius:16px;overflow:hidden;box-shadow:0 4px 20px rgba(0,0,0,.06);transition:transform .3s,box-shadow .3s}
.blog-card:hover{transform:translateY(-4px);box-shadow:0 8px 30px rgba(0,0,0,.1)}
.blog-card-img{aspect-ratio:16/10;overflow:hidden}
.blog-card-img img{width:100%;height:100%;object-fit:cover;transition:transform .4s}
.blog-card:hover .blog-card-img img{transform:scale(1.05)}
.blog-card-body{padding:24px}
.blog-card-body h3{font-size:1.1rem;margin-bottom:8px;color:#1a1a2e}
.blog-card-body h3 a{color:inherit}
.blog-card-body h3 a:hover{color:#0077b6}
.blog-card-body p{color:#666;font-size:.9rem;margin-bottom:12px}
.blog-card-body .read-more{font-weight:600;font-size:.9rem;color:#0077b6}
.blog-card-body .read-more:hover{color:#023e8a}

/* ===== ARTICLE PAGE ===== */
.article-hero{position:relative;height:50vh;min-height:360px;overflow:hidden;display:flex;align-items:flex-end}
.article-hero .hero-img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.article-hero .hero-overlay{position:absolute;inset:0;background:linear-gradient(0deg,rgba(0,0,0,.6) 0%,transparent 60%)}
.article-hero-content{position:relative;z-index:2;padding:40px 24px;max-width:1100px;margin:0 auto;width:100%;color:#fff}
.article-hero-content h1{font-size:2.4rem;font-weight:800;text-shadow:0 2px 8px rgba(0,0,0,.4)}
.article-content{max-width:800px;margin:0 auto;padding:48px 24px}
.article-content h2{font-size:1.6rem;color:#023e8a;margin:32px 0 12px}
.article-content h3{font-size:1.3rem;color:#1a1a2e;margin:24px 0 8px}
.article-content p{color:#444;margin-bottom:16px}
.article-content ul,.article-content ol{margin:0 0 16px 24px;color:#444}
.article-content ul{list-style:disc}
.article-content ol{list-style:decimal}
.article-content li{margin-bottom:6px}
.article-content img{border-radius:12px;margin:24px 0}

/* ===== BREADCRUMBS ===== */
.breadcrumbs{padding:16px 24px;background:#f8f9fa;font-size:.85rem}
.breadcrumbs-inner{max-width:1100px;margin:0 auto;display:flex;gap:8px;flex-wrap:wrap}
.breadcrumbs a{color:#0077b6}
.breadcrumbs span{color:#999}

/* ===== CTA SECTION ===== */
.cta-section{background:linear-gradient(135deg,#0077b6,#023e8a);color:#fff;text-align:center;padding:64px 24px}
.cta-section h2{font-size:2rem;margin-bottom:12px}
.cta-section p{opacity:.9;margin-bottom:24px;max-width:600px;margin-left:auto;margin-right:auto}
.cta-btn{display:inline-block;background:#fff;color:#023e8a;padding:14px 36px;border-radius:50px;font-weight:700;font-size:1rem;transition:all .2s}
.cta-btn:hover{background:#e0f0ff;transform:scale(1.05);color:#023e8a}

/* ===== CONTACT PAGE ===== */
.contact-info{display:grid;grid-template-columns:repeat(2,1fr);gap:32px;margin-top:40px}
.contact-card{background:#fff;border-radius:16px;padding:32px;text-align:center;box-shadow:0 4px 20px rgba(0,0,0,.06)}
.contact-card .contact-icon{font-size:2rem;margin-bottom:12px}
.contact-card h3{color:#023e8a;margin-bottom:8px}
.contact-card p{color:#666;font-size:.95rem}
.contact-card a{color:#0077b6;font-weight:600}

/* ===== FOOTER ===== */
.footer{background:#1a1a2e;color:#ccc;padding:48px 24px 24px}
.footer-inner{max-width:1100px;margin:0 auto;display:grid;grid-template-columns:2fr 1fr 1fr;gap:40px}
.footer h4{color:#fff;margin-bottom:16px;font-size:1rem}
.footer p{font-size:.9rem;line-height:1.6}
.footer-links a{display:block;color:#aaa;font-size:.9rem;margin-bottom:8px;transition:color .2s}
.footer-links a:hover{color:#fff}
.footer-bottom{border-top:1px solid #333;margin-top:32px;padding-top:20px;text-align:center;font-size:.82rem;color:#888}
.footer-disclaimer{background:#111;padding:20px 24px;text-align:center;font-size:.8rem;color:#777;line-height:1.6}
.footer-disclaimer p{max-width:900px;margin:0 auto}

/* ===== RESPONSIVE ===== */
@media(max-width:900px){
  .features,.blog-grid,.gallery{grid-template-columns:repeat(2,1fr)}
  .about-grid{grid-template-columns:1fr}
  .footer-inner{grid-template-columns:1fr}
  .contact-info{grid-template-columns:1fr}
  .hero-content h1{font-size:2.2rem}
  .article-hero-content h1{font-size:1.8rem}
}
@media(max-width:640px){
  .features,.blog-grid,.gallery{grid-template-columns:1fr}
  .nav-links{display:none;position:absolute;top:64px;left:0;right:0;background:#fff;flex-direction:column;padding:20px 24px;gap:16px;box-shadow:0 4px 12px rgba(0,0,0,.1)}
  .nav-links.open{display:flex}
  .nav-toggle{display:block}
  .hero{height:60vh;min-height:380px}
  .hero-content h1{font-size:1.8rem}
  .hero-content p{font-size:1rem}
  .section{padding:48px 16px}
  .section-title{font-size:1.6rem}
  .sale-banner{font-size:.85rem;padding:8px 16px;gap:10px}
  .sale-banner button{padding:6px 18px;font-size:.8rem}
  .nav{top:40px}
}