/* Sharp Reef — coastal palette kept deliberately quiet so the photography
   carries the page. Sand, deep water, and a single warm accent. */
:root{
  --sand:#f6f1e8; --sand-2:#efe7da; --ink:#1d2b2f; --ink-2:#4a5c60;
  --deep:#12474f; --deep-2:#0d353b; --accent:#c8794a; --line:#e2d8c8;
  --white:#fff; --radius:12px; --wrap:1140px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--sand);color:var(--ink);
  font:17px/1.65 ui-sans-serif,system-ui,-apple-system,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  -webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto;display:block}
h1,h2,h3{line-height:1.15;letter-spacing:-.015em;margin:0 0 .5em}
h1{font-size:clamp(2rem,5vw,3.3rem)}
h2{font-size:clamp(1.5rem,3vw,2.1rem)}
h3{font-size:1.05rem}
p{margin:0 0 1rem}
a{color:inherit}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 1.25rem}
.eyebrow{font-size:.72rem;letter-spacing:.16em;text-transform:uppercase;color:var(--accent);font-weight:700;margin:0 0 .5rem}
.lead{font-size:1.1rem;color:var(--ink-2);max-width:52ch}
.muted{color:var(--ink-2)}
.tiny{font-size:.8rem}

/* header */
.site-header{position:sticky;top:0;z-index:20;background:rgba(246,241,232,.92);
  backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:1rem;padding-top:.7rem;padding-bottom:.7rem}
.brand{font-weight:750;text-decoration:none;letter-spacing:-.01em;line-height:1.1}
.brand span{display:block;font-size:.68rem;letter-spacing:.13em;text-transform:uppercase;color:var(--ink-2);font-weight:600}
.site-header nav{display:flex;align-items:center;gap:1.3rem}
.site-header nav a{text-decoration:none;font-size:.9rem;color:var(--ink-2)}
.site-header nav a:hover{color:var(--ink)}
@media(max-width:720px){.site-header nav a:not(.btn){display:none}}

/* buttons */
.btn{display:inline-block;padding:.7rem 1.15rem;border-radius:var(--radius);
  text-decoration:none;font-weight:650;font-size:.95rem;border:1px solid transparent;cursor:pointer}
.btn--primary{background:var(--deep);color:#fff}
.btn--primary:hover{background:var(--deep-2)}
.btn--ghost{background:rgba(255,255,255,.14);color:#fff;border-color:rgba(255,255,255,.5)}
.btn--ghost:hover{background:rgba(255,255,255,.24)}
.btn--sm{padding:.45rem .85rem;font-size:.85rem;background:var(--deep);color:#fff}
.btn-row{display:flex;gap:.7rem;flex-wrap:wrap;margin-top:1.4rem}

/* hero */
.hero{position:relative;min-height:min(78vh,660px);display:flex;align-items:flex-end;overflow:hidden}
.hero img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.hero__scrim{position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(13,53,59,.30) 0%,rgba(13,53,59,.22) 40%,rgba(13,53,59,.82) 100%)}
.hero__inner{position:relative;color:#fff;padding-top:5rem;padding-bottom:3rem}
.hero__inner .eyebrow{color:#f0c9a9}
.hero__inner .lead{color:rgba(255,255,255,.92)}
.hero__proof{margin-top:1.2rem;font-size:.9rem;color:rgba(255,255,255,.85)}

/* stat strip */
.strip{background:var(--deep);color:#fff}
.strip__inner{display:flex;flex-wrap:wrap;gap:2.5rem;padding-top:1.1rem;padding-bottom:1.1rem}
.strip__inner div{display:flex;align-items:baseline;gap:.45rem}
.strip__inner strong{font-size:1.35rem}
.strip__inner span{font-size:.8rem;color:rgba(255,255,255,.75);letter-spacing:.04em}

/* sections */
.section{padding:4rem 0}
.section--muted{background:var(--sand-2)}
.section-head{margin-bottom:1.8rem;max-width:60ch}
.split{display:grid;grid-template-columns:1fr 1fr;gap:3rem;align-items:center}
@media(max-width:860px){.split{grid-template-columns:1fr;gap:2rem}}
.figure img{border-radius:var(--radius)}
.ticks{list-style:none;padding:0;margin:1.2rem 0 0}
.ticks li{position:relative;padding-left:1.5rem;margin-bottom:.6rem;color:var(--ink-2)}
.ticks li::before{content:"";position:absolute;left:0;top:.62em;width:8px;height:8px;border-radius:50%;background:var(--accent)}
.ticks strong{color:var(--ink)}

.grid-photos{display:grid;grid-template-columns:repeat(3,1fr);gap:.9rem}
.grid-photos img{border-radius:var(--radius);aspect-ratio:3/2;object-fit:cover}
.grid-photos figure{margin:0}
@media(max-width:860px){.grid-photos{grid-template-columns:repeat(2,1fr)}}
@media(max-width:520px){.grid-photos{grid-template-columns:1fr}}

.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:1rem}
@media(max-width:860px){.grid-3{grid-template-columns:1fr}}
.card{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:1.15rem 1.25rem}
.card p{margin:0;color:var(--ink-2);font-size:.95rem}
.card h3{margin-bottom:.35rem}

/* enquiry */
.enquire{display:grid;grid-template-columns:1fr 1.1fr;gap:3rem;align-items:start}
@media(max-width:860px){.enquire{grid-template-columns:1fr;gap:2rem}}
.form label{display:block;font-size:.85rem;font-weight:600;margin-bottom:.75rem}
.form input,.form textarea{width:100%;margin-top:.3rem;padding:.6rem .7rem;font:inherit;font-size:.95rem;
  border:1px solid var(--line);border-radius:8px;background:#fff}
.form input:focus,.form textarea:focus{outline:2px solid var(--deep);outline-offset:1px}
.row{display:grid;grid-template-columns:1fr 1fr;gap:.8rem}
@media(max-width:520px){.row{grid-template-columns:1fr}}
.form__status{margin:.8rem 0 0;font-size:.9rem;min-height:1.2em}
.form__status.ok{color:#1d6b3f}
.form__status.err{color:#a8321f}
/* honeypot: off-screen rather than display:none, which some bots skip */
.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}

/* footer */
.site-footer{background:var(--deep-2);color:rgba(255,255,255,.82);padding:2rem 0;margin-top:1rem}
.footer-inner{display:flex;justify-content:space-between;gap:1.5rem;flex-wrap:wrap}
.site-footer a{color:rgba(255,255,255,.82);text-decoration:none;margin-right:1rem}
.site-footer a:hover{color:#fff}

/* ---- guest guide ---- */
.guide{background:var(--sand)}
.gate{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:1.5rem}
.gate__card{background:#fff;border:1px solid var(--line);border-radius:16px;padding:2rem;max-width:420px;width:100%}
.gate__card h1{font-size:1.6rem;margin-bottom:.3rem}
.gate__card label{display:block;font-size:.85rem;font-weight:600;margin:1rem 0 .3rem}
.gate__card input{width:100%;padding:.65rem .75rem;font:inherit;border:1px solid var(--line);border-radius:8px}
.gate__card button{margin-top:1rem;width:100%;padding:.7rem;border:0;border-radius:8px;
  background:var(--deep);color:#fff;font:inherit;font-weight:650;cursor:pointer}
.gate__card button:hover{background:var(--deep-2)}
.error{color:#a8321f;font-size:.9rem;margin:.6rem 0 0}

.guidebook{padding:2.5rem 1.25rem 4rem;max-width:840px}
.gb-head{margin-bottom:1.6rem}
.gb-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:1.3rem 1.4rem;margin-bottom:1rem}
.gb-card h2{font-size:1.15rem;margin-bottom:.7rem}
.gb-card ul{margin:0;padding-left:1.1rem;color:var(--ink-2)}
.gb-card li{margin-bottom:.5rem}
.gb-card--key{border-color:var(--deep);border-width:2px}
.codes{margin:0;display:grid;gap:.55rem}
.codes>div{display:flex;justify-content:space-between;gap:1rem;border-bottom:1px dashed var(--line);padding-bottom:.5rem}
.codes>div:last-child{border-bottom:0}
.codes dt{color:var(--ink-2);font-size:.9rem}
.codes dd{margin:0;font-weight:650;font-variant-numeric:tabular-nums}
.codes strong{font-size:1.15rem;letter-spacing:.06em;color:var(--deep)}
.cols{display:grid;grid-template-columns:1fr 1fr;gap:1rem}
@media(max-width:640px){.cols{grid-template-columns:1fr}}
.cols h3{margin-bottom:.2rem;font-size:.95rem}
.cols p{font-size:.92rem;color:var(--ink-2);margin:0}

/* ---- gallery groups + lightbox ---- */
.group-title{font-size:.75rem;letter-spacing:.14em;text-transform:uppercase;color:var(--ink-2);
  margin:2rem 0 .75rem;padding-bottom:.4rem;border-bottom:1px solid var(--line)}
.group-title:first-of-type{margin-top:0}
.shot{margin:0;cursor:zoom-in}
.shot img{border-radius:var(--radius);aspect-ratio:3/2;object-fit:cover;
  transition:transform .18s ease,box-shadow .18s ease}
.shot:hover img{transform:translateY(-2px);box-shadow:0 8px 24px rgba(18,71,79,.18)}

.lightbox{position:fixed;inset:0;z-index:100;background:rgba(11,28,31,.94);
  display:none;align-items:center;justify-content:center;padding:2rem 1rem}
.lightbox[open],.lightbox.is-open{display:flex}
.lightbox img{max-width:min(1400px,94vw);max-height:82vh;width:auto;height:auto;border-radius:8px}
.lb-cap{position:absolute;bottom:1.4rem;left:0;right:0;text-align:center;color:#fff;
  font-size:.9rem;padding:0 2rem}
.lb-count{position:absolute;top:1.1rem;left:1.4rem;color:rgba(255,255,255,.6);font-size:.8rem}
.lb-btn{position:absolute;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.3);
  color:#fff;width:44px;height:44px;border-radius:50%;font-size:1.3rem;line-height:1;cursor:pointer}
.lb-btn:hover{background:rgba(255,255,255,.24)}
.lb-prev{left:1.2rem;top:50%;transform:translateY(-50%)}
.lb-next{right:1.2rem;top:50%;transform:translateY(-50%)}
.lb-close{top:1rem;right:1.2rem}
@media(max-width:640px){.lb-prev{left:.5rem}.lb-next{right:.5rem}}