:root{
  --primary:#ff2d55;
  --primary-dark:#d81f45;
  --navy:#123a67;
  --navy-light:#2f8fd1;
  --dark:#123a67;
  --gray:#666;
  --light-bg:#eaf6ff;
  --border:#e6e6e6;
  --radius:10px;
}
*{box-sizing:border-box;}
body{margin:0;font-family:'Segoe UI',Arial,sans-serif;color:#222;background:#fff;}
a{text-decoration:none;color:inherit;}
img{max-width:100%;display:block;}
.container{max-width:1200px;margin:0 auto;padding:0 16px;}
.section{padding:50px 0;}
.section-title{font-size:26px;text-align:center;margin-bottom:6px;color:var(--navy);display:flex;align-items:center;justify-content:center;gap:14px;}
.section-title .title-dash{width:44px;height:2px;background:var(--navy);opacity:.35;display:inline-block;}
.section-title .title-icon{font-size:22px;line-height:1;}
.section-sub{text-align:center;color:var(--gray);margin-bottom:30px;}
.text-center{text-align:center;margin-top:24px;}

/* Buttons */
.btn{display:inline-block;padding:11px 22px;border-radius:6px;font-weight:600;cursor:pointer;border:2px solid transparent;transition:.2s;}
.btn-primary{background:var(--primary);color:#fff;}
.btn-primary:hover{background:var(--primary-dark);}
.btn-outline{border-color:var(--primary);color:var(--primary);background:#fff;}
.btn-outline:hover{background:var(--primary);color:#fff;}
.btn-small{padding:8px 16px;font-size:14px;background:var(--dark);color:#fff;border-radius:6px;}
.btn-block{display:block;width:100%;text-align:center;margin-top:10px;}

/* Wave dividers */
.wave-divider{display:block;width:100%;height:60px;margin-top:-1px;}
.wave-divider path{fill:currentColor;}
.wave-white{color:#fff;}
.wave-light{color:var(--light-bg);}

/* Topbar */
.topbar{background:var(--navy);color:#fff;font-size:16px;}
.topbar-inner{display:flex;justify-content:space-between;padding:6px 16px;}
.topbar a{color:#fff;}

/* Header + mega menu */
.site-header{border-bottom:1px solid var(--border);position:relative;z-index:100;background:#fff;}
.header-inner{display:flex;align-items:center;justify-content:space-between;padding:14px 16px;}
.site-logo img{max-height:100px;width:auto;height:auto;object-fit:contain;}
.footer-about img{max-height:100px;width:auto;height:auto;object-fit:contain;margin-bottom:14px;}
.main-nav{flex:1;margin-left:30px;}
.mega-menu{list-style:none;display:flex;gap:26px;margin:0;padding:0;}
.mega-menu > li{position:relative;padding:10px 0;}
.mega-menu > li > a{font-weight:600;color:var(--dark);}
.mega-menu > li.has-mega:hover > a{color:var(--primary);}
.mega-dropdown{display:none;position:absolute;top:100%;left:0;background:#fff;box-shadow:0 12px 24px rgba(0,0,0,.12);border-radius:8px;padding:20px;min-width:640px;z-index:200;}
.mega-menu > li.has-mega:hover .mega-dropdown{display:block;}
.mega-dropdown-inner{display:flex;gap:30px;flex-wrap:wrap;}
.mega-col{min-width:140px;}
.mega-col-title{font-weight:700;color:var(--primary);margin-bottom:8px;font-size:13px;text-transform:uppercase;}
.mega-col-links{list-style:none;margin:0;padding:0;}
.mega-col-links li{margin-bottom:6px;}
.mega-col-links a:hover{color:var(--primary);}
.mobile-toggle{display:none;background:none;border:none;font-size:22px;cursor:pointer;}

/* Floating contact */
/* .floating-contact{position:fixed;right:18px;bottom:18px;display:flex;flex-direction:column;gap:10px;z-index:500;}
.fc-btn{padding:10px 16px;border-radius:30px;color:#fff;font-weight:600;box-shadow:0 6px 16px rgba(0,0,0,.2);}
.fc-zalo{background:#0068ff;}
.fc-facebook{background:#1877f2;}
.fc-phone{background:var(--primary);} */
.floating-contact{position:fixed;right:18px;bottom:18px;display:flex;flex-direction:column;gap:12px;z-index:500;}
.fc-btn{width:54px;height:54px;border-radius:50%;display:flex;align-items:center;justify-content:center;color:#fff;font-weight:700;font-size:13px;box-shadow:0 6px 16px rgba(0,0,0,.25);}
.fc-zalo{background:#0068ff;}
.fc-facebook{background:#1877f2;}
.fc-phone{background:var(--primary);animation:fc-pulse 1.6s infinite;}
@keyframes fc-pulse{0%{box-shadow:0 0 0 0 rgba(255,45,85,.5);}70%{box-shadow:0 0 0 12px rgba(255,45,85,0);}100%{box-shadow:0 0 0 0 rgba(255,45,85,0);}}

/* Hero slider */
/* .hero-slider{position:relative;overflow:hidden;aspect-ratio:2.2/1;max-height:640px;background:var(--navy);} */
.hero-slider{position:relative;overflow:hidden;width:100%;aspect-ratio:2.2/1;max-height:840px;background:var(--navy);}
.slider-track{position:relative;height:100%;}
.slide{position:absolute;inset:0;opacity:0;transition:opacity .6s ease;overflow:hidden;}
.slide.is-active{opacity:1;}
.slide-bg-blur{position:absolute;inset:-20px;background-size:cover;background-position:center;background-repeat:no-repeat;filter:blur(25px) brightness(.55);transform:scale(1.15);z-index:0;}
.slide-bg-image{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:1;}
/* .slide-overlay{position:absolute;inset:0;background:linear-gradient(90deg,rgba(0,0,0,.55),rgba(0,0,0,.1));z-index:2;} */
.slide-overlay{display:none;}
.slide-content{position:relative;z-index:3;color:#fff;height:100%;display:flex;flex-direction:column;justify-content:center;max-width:560px;}
.slide-tag{background:var(--primary);padding:6px 14px;border-radius:20px;font-size:13px;font-weight:700;display:inline-block;margin-bottom:14px;width:fit-content;}
.slide-content h2{font-size:36px;margin:0 0 12px;}
.slide-empty{position:relative;background:var(--light-bg);}
.slider-dots{position:absolute;bottom:16px;left:50%;transform:translateX(-50%);display:flex;gap:8px;}
.slider-dots span{width:10px;height:10px;border-radius:50%;background:rgba(255,255,255,.6);cursor:pointer;}
.slider-dots span.is-active{background:#fff;}

/* Tabs */
.tabs{display:flex;justify-content:center;gap:10px;margin-bottom:26px;flex-wrap:wrap;}
.tab-btn{padding:10px 20px;border-radius:30px;border:2px solid var(--border);background:#fff;cursor:pointer;font-weight:600;color:var(--navy);display:inline-flex;align-items:center;gap:8px;}
.tab-btn.active{border-color:var(--primary);background:var(--primary);color:#fff;}
.tab-pane{display:none;}
.tab-pane.active{display:block;}

/* Tour grid/card */
.tour-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}
.tour-card{border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;background:#fff;transition:.2s;}
.tour-card:hover{box-shadow:0 10px 24px rgba(0,0,0,.1);transform:translateY(-3px);}
/* .tour-thumb img{width:100%;height:100%;object-fit:cover;}
.tour-thumb{display:block;position:relative;aspect-ratio:4/3;overflow:hidden;background:var(--light-bg);} */
.tour-thumb{display:block;position:relative;aspect-ratio:4/3;overflow:hidden;background:var(--light-bg);}
.tour-thumb img{width:100%;height:100%;object-fit:cover;transition:.35s;}
.tour-badge{position:absolute;top:10px;left:10px;background:var(--primary);color:#fff;font-size:12px;padding:4px 10px;border-radius:4px;}
.tour-body{padding:14px;}
.tour-tags{display:flex;gap:6px;flex-wrap:wrap;margin-bottom:8px;}
.tour-tags span{font-size:11px;background:var(--light-bg);padding:3px 8px;border-radius:4px;color:var(--gray);}
.tour-title{font-size:16px;margin:0 0 8px;line-height:1.35;}
.tour-departure,.tour-transport{font-size:13px;color:var(--gray);margin:2px 0;}
.tour-dates{display:flex;gap:6px;flex-wrap:wrap;margin:8px 0;}
.tour-dates span{font-size:12px;background:#fff3f4;color:var(--primary);border:1px solid #ffd6da;padding:2px 8px;border-radius:4px;}
.tour-price-row{display:flex;align-items:center;justify-content:space-between;margin-top:10px;border-top:1px dashed var(--border);padding-top:10px;}
.price-label{font-size:12px;color:var(--gray);display:block;}
.price-old{text-decoration:line-through;color:#aaa;font-size:13px;margin-right:6px;}
.price-new{color:var(--primary);font-weight:700;font-size:17px;}

/* Destinations */
.destination-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;}
.destination-card{position:relative;border-radius:var(--radius);overflow:hidden;aspect-ratio:4/3;color:#fff;}
.destination-card img{width:100%;height:100%;object-fit:cover;}
.destination-card::after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(0,0,0,.6),transparent 60%);}
.destination-name,.destination-count{position:absolute;left:14px;z-index:2;}
.destination-name{bottom:32px;font-weight:700;font-size:16px;}
.destination-count{bottom:12px;font-size:12px;}

/* Why us */
.why-us{background:var(--light-bg);}
.why-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;text-align:center;}
.why-icon{width:56px;height:56px;border-radius:50%;display:flex;align-items:center;justify-content:center;margin:0 auto 12px;font-size:20px;color:#fff;font-weight:700;}
.why-icon-pink{background:var(--primary);}
.why-icon-blue{background:#2196f3;font-size:12px;}
.why-icon-green{background:#4caf50;}
.why-icon-orange{background:#ff9800;}
.why-item h3{color:var(--navy);margin:0 0 8px;}

/* News */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.news-card{border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;}
/* .news-thumb{aspect-ratio:16/9;overflow:hidden;} */
.news-thumb{display:block;aspect-ratio:16/9;overflow:hidden;background:var(--light-bg);}
.news-thumb img{width:100%;height:100%;object-fit:cover;}
.news-body{padding:14px;}
.news-date{font-size:12px;color:var(--gray);}
.news-title{font-size:16px;margin:6px 0;}
.news-excerpt{font-size:13px;color:var(--gray);}
.news-readmore{color:var(--primary);font-weight:600;font-size:13px;}

/* Footer */
.site-footer{background:linear-gradient(180deg,var(--navy-light) 0%,var(--navy) 55%);color:#e6f1fb;padding-top:40px;position:relative;}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:24px;padding-bottom:30px;}
.footer-col h4{color:#fff;}
/* .footer-social a{margin-right:12px;color:#fff;} */
/* .footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding:16px 0;text-align:center;font-size:13px;} */
.footer-social{display:flex;gap:10px;margin-top:12px;}
.footer-social a{width:36px;height:36px;border-radius:50%;border:1.5px solid rgba(255,255,255,.5);display:flex;align-items:center;justify-content:center;color:#fff;transition:.2s;}
.footer-social a:hover{background:#fff;color:var(--navy);border-color:#fff;}
.footer-bottom{background:#07549B;border-top:1px solid rgba(255,255,255,.1);padding:16px 0;text-align:center;font-size:13px;}

/* Back to top */
#back-to-top{position:fixed;left:18px;bottom:18px;width:46px;height:46px;border-radius:50%;background:var(--navy);border:none;display:flex;align-items:center;justify-content:center;cursor:pointer;box-shadow:0 6px 16px rgba(0,0,0,.25);opacity:0;visibility:hidden;transform:translateY(10px);transition:.3s;z-index:500;}
#back-to-top.show{opacity:1;visibility:visible;transform:translateY(0);}

/* Single tour */
.breadcrumb{font-size:13px;color:var(--gray);margin:20px 0;}
/* .tour-hero-image img{border-radius:var(--radius);max-height:480px;width:100%;object-fit:cover;} */
.tour-hero-image img{border-radius:var(--radius);width:100%;height:auto;max-height:640px;object-fit:contain;background:var(--light-bg);}
.tour-single-title{font-size:28px;margin:20px 0;}
.tour-single-grid{display:grid;grid-template-columns:2fr 1fr;gap:30px;align-items:start;}
.booking-box{border:1px solid var(--border);border-radius:var(--radius);padding:20px;position:sticky;top:20px;}
.price-old-box{text-decoration:line-through;color:#aaa;}
.price-new-box{font-size:28px;color:var(--primary);font-weight:800;display:inline-block;}
.price-note{color:var(--gray);font-size:13px;}
.booking-info-list{list-style:none;padding:0;margin:16px 0;font-size:14px;}
.booking-info-list li{margin-bottom:8px;}
.tour-content{line-height:1.7;}
.related-tours{margin-top:50px;}

/* Page/news single */
.page-wrap,.news-single-wrap{max-width:900px;margin:0 auto;padding:20px 16px 60px;}
.news-single-title{font-size:28px;}
.news-single-meta{color:var(--gray);font-size:13px;}
.news-single-image img{border-radius:var(--radius);margin:16px 0;}
/* .news-single-image img{border-radius:var(--radius);margin:16px 0;max-height:480px;width:100%;object-fit:cover;} */
.news-single-content{line-height:1.8;}

/* Contact form */
.contact-form{max-width:600px;margin-top:20px;}
.form-row{margin-bottom:16px;}
.form-row label{display:block;font-weight:600;margin-bottom:6px;color:var(--navy);}
.form-row input,.form-row textarea{width:100%;padding:10px 12px;border:1px solid var(--border);border-radius:6px;font-family:inherit;font-size:14px;}
.form-row input:focus,.form-row textarea:focus{outline:none;border-color:var(--primary);}
.form-message{padding:12px 16px;border-radius:6px;margin-bottom:16px;font-size:14px;}
.form-success{background:#e6f9ec;color:#1a7a3d;border:1px solid #b6ecc7;}
.form-error{background:#fdeaea;color:#a31414;border:1px solid #f5c2c2;}

/* Responsive */
@media (max-width: 992px){
  .tour-grid,.destination-grid,.why-grid,.news-grid{grid-template-columns:repeat(2,1fr);}
  .tour-single-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:repeat(2,1fr);}
}
@media (max-width: 768px){
  .main-nav{display:none;}
  .mobile-toggle{display:block;}
  .hero-slider{aspect-ratio:4/3;max-height:420px;}
  .slide-content h2{font-size:24px;}
}
@media (max-width: 560px){
  .tour-grid,.destination-grid,.why-grid,.news-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;}
}