:root{
  --bg:#f4fafb;--panel:#fff;--panel2:#eef7f8;--text:#17343d;--muted:#58717a;
  --accent:#16b8ad;--line:rgba(23,52,61,.14);--max:1180px;--radius:18px;
}
*{box-sizing:border-box}html{scroll-behavior:smooth}
body{margin:0;font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;background:linear-gradient(180deg,#fff 0%,#f4fafb 55%,#edf7f8 100%);color:var(--text);line-height:1.6}
a{color:inherit;text-decoration:none}img{max-width:100%;display:block}.container{width:min(var(--max),calc(100% - 40px));margin:auto}
.site-header{position:sticky;top:0;z-index:20;background:rgba(255,255,255,.94);backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
.nav{min-height:82px;display:flex;align-items:center;justify-content:space-between;gap:24px}.brand{display:flex;align-items:center;gap:12px;font-weight:900}
.brand img{width:92px;height:70px;object-fit:contain}.brand span{font-size:1.42rem}.nav-links{display:flex;gap:6px;flex-wrap:wrap}.nav-links a{padding:10px 13px;border-radius:10px;color:#294b55;font-size:.95rem}
.nav-links a:hover,.nav-links a.active{background:rgba(22,184,173,.12);color:#087d77}.menu-btn{display:none;background:#fff;border:1px solid var(--line);border-radius:10px;padding:8px 11px}
.hero,.page-hero{position:relative;overflow:hidden;background-size:cover;background-position:center}.hero-home{min-height:76vh;background-image:url("images/siquijor-19.jpeg")}
.hero-diving{min-height:56vh;background-image:url("images/siquijor-10.jpeg")}.hero-gallery{min-height:56vh;background-image:url("images/siquijor-06.jpeg")}
.hero-about{min-height:56vh;background-image:url("images/siquijor-14.jpeg")}.hero-book{min-height:56vh;background-image:url("images/siquijor-20.jpeg")}
.hero-contact{min-height:56vh;background-image:url("images/siquijor-03.jpeg")}
.hero-overlay{position:absolute;inset:0;background:linear-gradient(90deg,rgba(4,30,39,.72),rgba(4,30,39,.22) 70%,rgba(4,30,39,.12));}
.hero-content,.page-hero-content{position:relative;z-index:2;padding:110px 0;color:#fff;max-width:820px}.hero-content h1,.page-hero-content h1{font-size:clamp(2.7rem,6vw,5.6rem);line-height:1.02;margin:12px 0 20px;color:#fff}
.page-hero-content{padding:105px 0 90px}.page-hero-content h1{font-size:clamp(2.4rem,5vw,4.7rem)}.hero-lead,.page-hero-content p{font-size:1.16rem;max-width:760px;color:rgba(255,255,255,.9)}
.kicker{color:#078d85;font-weight:800;text-transform:uppercase;letter-spacing:.16em;font-size:.78rem}.hero .kicker,.page-hero .kicker{color:#7ff0e6}
.buttons{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px}.btn{display:inline-flex;align-items:center;justify-content:center;padding:12px 18px;border-radius:12px;font-weight:800;border:1px solid var(--line);cursor:pointer}
.btn.primary{background:var(--accent);color:#063c3a;border-color:var(--accent)}.btn.secondary{background:#fff;color:#24505b}.btn.glass{background:rgba(255,255,255,.13);border-color:rgba(255,255,255,.35);color:#fff;backdrop-filter:blur(8px)}
.section{padding:76px 0}.section.alt{background:#eaf5f6;border-block:1px solid var(--line)}.section-heading{display:flex;align-items:end;justify-content:space-between;gap:20px;margin-bottom:28px}
h2{font-size:clamp(1.8rem,3vw,2.7rem);line-height:1.1;margin:0 0 14px}h3{margin:0 0 8px}.lead{font-size:1.12rem;color:#46646d}.section-intro{color:var(--muted);max-width:780px;margin:-8px 0 28px}
.welcome-grid{display:grid;grid-template-columns:1.35fr .65fr;gap:35px;align-items:center}.quote-card{padding:28px;border-radius:20px;background:linear-gradient(135deg,#dff7f4,#edf8fa);border:1px solid rgba(22,184,173,.25);font-size:1.25rem}
.quote-card span{display:block;color:var(--muted);font-size:.95rem;margin-top:8px}.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:0 8px 28px rgba(23,52,61,.06)}.card-body{padding:20px}.card p{color:var(--muted);margin:0}.feature-img{aspect-ratio:16/10;object-fit:cover;width:100%}
.site-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.site-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:22px;box-shadow:0 8px 28px rgba(23,52,61,.06)}.site-card p{color:var(--muted);margin:0}
.gallery-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.gallery-item{position:relative;border:0;padding:0;background:#dceff2;border-radius:14px;overflow:hidden;cursor:pointer;min-height:190px}
.gallery-item img{width:100%;height:100%;min-height:190px;object-fit:cover;transition:transform .35s ease}.gallery-item:hover img{transform:scale(1.045)}
.gallery-caption{position:absolute;left:0;right:0;bottom:0;padding:34px 12px 10px;background:linear-gradient(transparent,rgba(10,35,43,.8));color:#fff;font-weight:700;text-align:left}
.split{display:grid;grid-template-columns:1.1fr .9fr;gap:40px;align-items:center}.image-stack{position:relative;min-height:460px}.large-photo{width:85%;height:430px;object-fit:cover;border-radius:20px;box-shadow:0 16px 45px rgba(23,52,61,.18)}.small-photo{position:absolute;right:0;bottom:0;width:52%;height:230px;object-fit:cover;border-radius:18px;border:8px solid #f4fafb}
.callout{background:linear-gradient(135deg,#e5f7f5,#eef8fb);border-top:1px solid var(--line)}.footer{background:#e8f3f5;border-top:1px solid var(--line);padding:38px 0;color:#58717a}.footer-grid{display:flex;justify-content:space-between;gap:30px;flex-wrap:wrap}
.footer-brand{display:flex;gap:12px;align-items:center}.footer-brand img{width:82px;height:62px;object-fit:contain}.small{font-size:.9rem;color:#58717a}
.lightbox{position:fixed;inset:0;background:rgba(5,21,27,.94);display:none;place-items:center;z-index:100;padding:30px}.lightbox.open{display:grid}.lightbox img{max-width:min(1100px,92vw);max-height:82vh;object-fit:contain;border-radius:10px}.lightbox button{position:absolute;top:18px;right:20px;background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.3);color:#fff;border-radius:50%;width:44px;height:44px;font-size:1.3rem}
.booking-form-wrap{background:linear-gradient(180deg,#e7f8f6,#f7fbfc);border:2px solid rgba(22,184,173,.28);border-radius:20px}.booking-note{color:var(--muted);margin-top:0}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
form{display:grid;gap:16px;margin-top:20px}label{display:grid;gap:7px;font-weight:700;color:#294b55}input,select,textarea{width:100%;font:inherit;color:var(--text);background:#fff;border:1px solid rgba(23,52,61,.2);border-radius:10px;padding:12px}
input:focus,select:focus,textarea:focus{outline:2px solid rgba(22,184,173,.25);border-color:var(--accent)}textarea{resize:vertical}.hero-side-photo{width:100%;max-height:520px;object-fit:cover}.padi-box{display:flex;gap:14px;align-items:center;margin-top:16px;padding:14px;background:#fff;border:1px solid var(--line);border-radius:14px}.padi-box img{width:80px;height:auto}.padi-box p{margin:0;color:var(--muted)}
.contact-box{display:grid;gap:14px}.contact-row{padding:16px;background:#fff;border:1px solid var(--line);border-radius:14px;box-shadow:0 4px 16px rgba(23,52,61,.04)}
.contact-row strong{display:block}.text-link{font-weight:800;color:#087d77}
@media(max-width:900px){.feature-grid,.site-grid{grid-template-columns:repeat(2,1fr)}.gallery-grid{grid-template-columns:repeat(3,1fr)}.split,.welcome-grid{grid-template-columns:1fr}.image-stack{min-height:400px}}
@media(max-width:680px){
    .site-header{background:rgba(255,255,255,.94);border-bottom-color:var(--line)}.brand span{font-size:1.08rem}.brand img{width:78px;height:64px}
  .menu-btn{display:block;background:#fff;color:var(--text);border-color:var(--line)}.nav{min-height:70px}.nav-links{display:none;position:absolute;left:12px;right:12px;top:70px;background:#fff;border:1px solid var(--line);border-radius:14px;padding:10px;box-shadow:0 12px 30px rgba(0,0,0,.35)}
  .nav-links.open{display:flex;flex-direction:column}.nav-links a{color:#294b55}.nav-links a:hover,.nav-links a.active{background:rgba(22,184,173,.12);color:#087d77}
  .hero-content,.page-hero-content{padding:78px 0}.hero-home{min-height:72vh}.hero-content h1,.page-hero-content h1{font-size:clamp(2.35rem,12vw,4rem)}
  .hero-lead,.page-hero-content p{color:#d2e7eb}.section{padding:56px 0}.section.alt{background:#eaf5f6}.quote-card,.card,.site-card,.booking-form-wrap,.contact-row,.padi-box{background:#fff;color:var(--text);border-color:var(--line)}.card p,.site-card p,.quote-card span,.booking-note,.contact-row,.padi-box p{color:var(--muted)}
  h2{color:var(--text)}.btn.secondary{background:#fff;color:#24505b;border-color:var(--line)}.btn.primary{color:#042a28}.gallery-grid,.feature-grid,.site-grid{grid-template-columns:1fr 1fr}
  .gallery-item,.gallery-item img{min-height:150px}.footer{background:#e8f3f5;border-top-color:var(--line)}.small{color:#58717a}.footer-brand strong{color:var(--text)}
  .large-photo{width:100%;height:330px}.small-photo{display:none}.form-grid{grid-template-columns:1fr}input,select,textarea{background:#fff;color:var(--text);border-color:rgba(23,52,61,.2)}
}
@media(max-width:460px){.gallery-grid,.feature-grid,.site-grid{grid-template-columns:1fr}}

.contact-link{color:#087d77;font-weight:800;text-decoration:underline}