:root{
  --navy:#0d2436;
  --navy-deep:#0a1d2c;
  --teal:#3f8ea3;
  --teal-hover:#357a8c;
  --teal-light:#7fb8c9;
}
*{box-sizing:border-box;margin:0;padding:0;}
body{
  font-family:'Noto Sans Thai', sans-serif;
  background:var(--navy);
  color:#fff;
  line-height:1.5;
}
a{color:inherit;text-decoration:none;}
button{cursor:pointer;border:none;font-family:inherit;}
img{display:block;max-width:100%;}

/* Fixed full-page background video */
.bg-video{
  position:fixed;
  inset:0;
  width:100%;
  height:100%;
  object-fit:cover;
  z-index:-2;
  pointer-events:none;
}
.bg-video-overlay{
  position:fixed;
  inset:0;
  background:rgba(13,36,54,.55); /* ทำให้พื้นหลังยังอ่านตัวอักษรออกง่าย */
  z-index:-1;
  pointer-events:none;
}

/* Navbar */
header.site-header{
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding:14px 40px;
  background:#fff;
  color:var(--navy);
  position:sticky;
  top:0;
  z-index:30;
  box-shadow:0 1px 6px rgba(0,0,0,0.08);
}
.logo{
  display:flex;align-items:center;gap:8px;
  font-weight:700;font-size:16px;letter-spacing:-0.3px;
}
.logo img{height:34px;width:auto;}
nav.main-nav{display:flex;gap:26px;font-size:14px;font-weight:500;}
nav.main-nav a{transition:color .2s;white-space:nowrap;}
nav.main-nav a:hover{color:var(--teal);}
nav.main-nav a.active{color:var(--teal);font-weight:600;}
.btn-book{
  background:var(--teal);color:#fff;font-weight:600;font-size:14px;
  padding:10px 20px;border-radius:6px;transition:background .2s;white-space:nowrap;
}
.btn-book:hover{background:var(--teal-hover);}
.nav-toggle{display:none;background:none;font-size:22px;color:var(--navy);}
.header-actions{display:flex;align-items:center;gap:12px;}
.lang-switch{
  display:flex;align-items:center;background:#eef3f5;border-radius:999px;
  padding:3px;font-size:12px;font-weight:700;
}
.lang-switch button{
  background:none;color:#7a8a92;padding:6px 12px;border-radius:999px;
  transition:all .2s;letter-spacing:.3px;
}
.lang-switch button.active{background:var(--navy);color:#fff;}

/* Generic section helpers */
.page-hero{
  text-align:center;padding:56px 24px 8px;max-width:760px;margin:0 auto;
}
.page-hero .eyebrow{
  text-transform:uppercase;letter-spacing:2px;color:var(--teal-light);
  font-size:13px;margin-bottom:10px;
}
.page-hero h1{font-size:2.4rem;font-weight:700;line-height:1.3;margin-bottom:14px;}
.page-hero p.tagline{color:#cfe4ea;font-size:1rem;max-width:600px;margin:0 auto;}

.content-wrap{max-width:1080px;margin:0 auto;padding:0 40px 40px;}
.block-text{
  font-size:.98rem;color:#dfeaee;line-height:1.8;max-width:760px;margin:0 auto 22px;text-align:center;
}
.block-heading{
  text-align:center;font-size:1.6rem;font-weight:700;margin:44px 0 20px;
}
.block-heading:first-child{margin-top:8px;}
.chip-row{
  display:flex;flex-wrap:wrap;justify-content:center;gap:10px;margin-bottom:28px;
}
.chip{
  background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.14);
  padding:9px 16px;border-radius:999px;font-size:.85rem;
}
.card-grid{
  display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));
  gap:22px;margin-bottom:32px;
}
.info-card{
  background:#fff;color:var(--navy);border-radius:14px;overflow:hidden;
  box-shadow:0 10px 22px rgba(0,0,0,.22);display:flex;flex-direction:column;
}
.info-card .img-wrap{height:170px;background:#dbe7ea;overflow:hidden;}
.info-card .img-wrap img{width:100%;height:100%;object-fit:cover;}
.info-card .info{padding:16px 18px;flex:1;display:flex;flex-direction:column;}
.info-card h3{font-size:1.05rem;font-weight:700;margin-bottom:6px;}
.info-card p{font-size:.85rem;color:#666;line-height:1.6;}
.cta-button-block{text-align:center;margin:20px 0 40px;}
.cta-button-block a, .cta-button-block button{
  display:inline-block;background:var(--teal);color:#fff;font-weight:700;
  padding:13px 30px;border-radius:6px;transition:background .2s;letter-spacing:.4px;
}
.cta-button-block a:hover, .cta-button-block button:hover{background:var(--teal-hover);}
.standalone-image{max-width:760px;margin:0 auto 28px;border-radius:14px;overflow:hidden;}
.standalone-image img{width:100%;display:block;}

/* Destination/listing grid cards (index style) */
.dest-grid{
  display:grid;grid-template-columns:repeat(3,1fr);gap:24px;
}
.dest-card{
  position:relative;border-radius:18px;overflow:hidden;height:260px;cursor:pointer;
  background:#123249;
}
.dest-card img{
  position:absolute;inset:0;width:100%;height:100%;object-fit:cover;
  transition:transform .5s;
}
.dest-card:hover img{transform:scale(1.06);}
.dest-overlay{
  position:absolute;inset:0;
  background:linear-gradient(to top, rgba(0,0,0,.72), rgba(0,0,0,.12) 60%, transparent);
}
.dest-content{
  position:absolute;bottom:0;left:0;right:0;padding:20px;
  display:flex;flex-direction:column;align-items:center;text-align:center;
}
.dest-content h3{font-size:1.15rem;font-weight:700;margin-bottom:10px;}
.dest-content a.dest-btn{
  background:rgba(63,142,163,.9);color:#fff;font-size:12px;font-weight:600;
  padding:8px 16px;border-radius:999px;transition:background .2s;
}
.dest-content a.dest-btn:hover{background:var(--teal);}

/* Footer */
footer.site-footer{padding:52px 40px 30px;border-top:1px solid rgba(255,255,255,.1);margin-top:40px;}
.footer-grid{
  display:grid;grid-template-columns:repeat(3,1fr);gap:36px;
  max-width:1080px;margin:0 auto;font-size:.88rem;
}
.footer-grid h4{font-size:1.02rem;font-weight:700;margin-bottom:10px;}
.footer-grid p{color:#c7c7c7;line-height:1.7;margin-bottom:8px;}
.phone-line{display:flex;align-items:center;gap:8px;color:#c7c7c7;margin-bottom:6px;}
.social-row{display:flex;gap:10px;margin-top:14px;}
.social-row a{
  width:32px;height:32px;border-radius:50%;background:rgba(255,255,255,.08);
  display:flex;align-items:center;justify-content:center;transition:background .2s;
}
.social-row a:hover{background:var(--teal);}
.footer-bottom{text-align:center;color:#7a7a7a;font-size:.78rem;margin-top:40px;}

@media (max-width:860px){
  nav.main-nav{
    position:fixed;top:60px;left:0;right:0;background:#fff;
    flex-direction:column;padding:16px 24px;gap:16px;
    transform:translateY(-150%);transition:transform .25s;
    box-shadow:0 8px 16px rgba(0,0,0,.08);
  }
  nav.main-nav.open{transform:translateY(0);}
  .nav-toggle{display:block;}
  .btn-book{display:none;}
  .header-actions{gap:8px;}
  .lang-switch button{padding:5px 10px;}
  .dest-grid,.footer-grid,.card-grid,.trip-grid,.review-grid{grid-template-columns:1fr;}
  .page-hero h1{font-size:1.7rem;}
  header.site-header{padding:12px 18px;}
  .content-wrap{padding:0 20px 30px;}
}

/* ---------- Homepage-specific ---------- */
.hero-home{text-align:center;padding:56px 24px 40px;max-width:720px;margin:0 auto;}
.hero-home .eyebrow{text-transform:uppercase;letter-spacing:2px;color:var(--teal-light);font-size:13px;margin-bottom:12px;}
.hero-home h1{font-size:2.6rem;font-weight:700;line-height:1.25;margin-bottom:28px;}
.search-row{display:flex;gap:12px;max-width:560px;margin:0 auto;flex-wrap:wrap;}
.search-box{flex:1;min-width:220px;display:flex;align-items:center;gap:8px;background:#fff;border-radius:6px;padding:12px 16px;}
.search-box input{border:none;outline:none;flex:1;font-size:14px;color:var(--navy);font-family:inherit;background:transparent;}
.search-box svg{flex-shrink:0;color:#999;}
.search-results{
  position:absolute;top:calc(100% + 8px);left:0;right:0;background:#fff;border-radius:10px;
  box-shadow:0 12px 28px rgba(0,0,0,.25);overflow:hidden;z-index:20;text-align:left;display:none;
}
.search-results.open{display:block;}
.search-results a{
  display:flex;align-items:center;gap:10px;padding:10px 14px;color:var(--navy);font-size:14px;
  border-bottom:1px solid #eee;transition:background .15s;
}
.search-results a:last-child{border-bottom:none;}
.search-results a:hover, .search-results a.active-result{background:#f0f6f8;}
.search-results .no-result{padding:12px 14px;color:#888;font-size:13px;}
.btn-teal{background:var(--teal);color:#fff;font-weight:600;font-size:14px;padding:12px 24px;border-radius:6px;white-space:nowrap;transition:background .2s;display:inline-block;}
.btn-teal:hover{background:var(--teal-hover);}
.home-destinations{padding:0 40px 56px;max-width:1100px;margin:0 auto;}
.home-destinations .dest-grid{grid-template-columns:repeat(3,1fr);}
.banner{position:relative;height:380px;overflow:hidden;}
.banner img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;}
.banner-overlay{position:absolute;inset:0;background:linear-gradient(to top, rgba(0,0,0,.7), rgba(0,0,0,.2) 60%, rgba(0,0,0,.1));}
.banner-text{position:relative;height:100%;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:0 24px;}
.banner-text h2{font-size:2.2rem;font-weight:300;font-style:italic;}
.banner-text h2 span{font-style:normal;font-weight:600;}
.banner-text h2.title-strong{font-size:2.6rem;font-weight:700;letter-spacing:1px;margin-top:4px;font-style:normal;}
.trips{padding:64px 40px;max-width:1080px;margin:0 auto;}
.section-title{text-align:center;font-size:1.9rem;font-weight:700;margin-bottom:40px;}
.trip-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.trip-card{background:#fff;color:var(--navy);border-radius:14px;overflow:hidden;box-shadow:0 10px 24px rgba(0,0,0,.25);}
.trip-card .img-wrap{height:190px;overflow:hidden;}
.trip-card .img-wrap img{width:100%;height:100%;object-fit:cover;}
.trip-card .info{padding:20px;}
.trip-card h3{font-size:1.15rem;font-weight:700;margin-bottom:4px;}
.trip-card p{font-size:.85rem;color:#777;margin-bottom:16px;}
.trip-book-btn{display:block;width:100%;text-align:center;background:var(--teal);color:#fff;font-weight:600;font-size:14px;padding:11px;border-radius:6px;transition:background .2s;}
.trip-book-btn:hover{background:var(--teal-hover);}
.discover-more{text-align:center;margin-top:40px;}
.discover-more a{display:inline-block;background:var(--teal);color:#fff;font-weight:700;letter-spacing:1px;padding:14px 32px;border-radius:6px;transition:background .2s;}
.discover-more a:hover{background:var(--teal-hover);}
.reviews{padding:64px 40px;background:transparent;}
.review-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;max-width:1080px;margin:0 auto;}
.review-card{background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.1);border-radius:12px;padding:24px;}
.stars{color:#fbbf24;margin-bottom:16px;font-size:15px;letter-spacing:2px;}
.review-card p{font-size:.9rem;color:#e5e5e5;line-height:1.7;}