/* ============ CAM RANH VILLAS — design system v3 ============ */
:root{
  --ink:#0e1b21;          /* deep petrol charcoal */
  --ink-soft:#16262e;
  --paper:#f7f4ee;        /* warm ivory */
  --paper-dark:#efe9df;
  --gold:#c8a45d;
  --gold-soft:#dcc492;
  --text:#2b3a41;
  --muted:#6d7c82;
  --white:#ffffff;
  --serif:'Cormorant Garamond','Noto Serif KR',Georgia,serif;
  --sans:'Jost','Noto Sans KR',system-ui,sans-serif;
  --shadow:0 20px 60px rgba(14,27,33,.14);
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:var(--sans);font-weight:300;color:var(--text);background:var(--paper);line-height:1.75;font-size:16.5px}
h1,h2,h3,.serif{font-family:var(--serif);font-weight:600;line-height:1.12;color:var(--ink)}
img{display:block;max-width:100%}
a{color:inherit}
.wrap{max-width:1200px;margin:0 auto;padding:0 28px}

/* kickers & buttons */
.kicker{display:inline-flex;align-items:center;gap:14px;text-transform:uppercase;letter-spacing:.42em;font-size:.68rem;font-weight:400;color:var(--gold)}
.kicker::before{content:'';width:34px;height:1px;background:var(--gold)}
.btn{display:inline-block;background:transparent;color:var(--white);border:1px solid var(--gold);padding:14px 34px;letter-spacing:.22em;text-transform:uppercase;font-size:.72rem;font-weight:400;text-decoration:none;cursor:pointer;transition:all .3s;font-family:var(--sans)}
.btn:hover{background:var(--gold);color:var(--ink)}
.btn-solid{background:var(--gold);color:var(--ink);border-color:var(--gold)}
.btn-solid:hover{background:var(--gold-soft);border-color:var(--gold-soft)}
.btn-dark{color:var(--ink);border-color:var(--ink)}
.btn-dark:hover{background:var(--ink);color:var(--white)}

/* ============ NAV ============ */
nav{position:fixed;top:0;left:0;right:0;z-index:100;padding:0;transition:background .35s, box-shadow .35s}
nav .bar{display:flex;align-items:center;justify-content:space-between;height:76px;max-width:1320px;margin:0 auto;padding:0 30px}
nav.scrolled{background:rgba(14,27,33,.96);backdrop-filter:blur(10px);box-shadow:0 4px 30px rgba(0,0,0,.25)}
.brand{font-family:var(--serif);font-size:1.5rem;letter-spacing:.08em;color:var(--white);text-decoration:none;font-weight:600}
.brand em{font-style:normal;color:var(--gold)}
.nav-r{display:flex;align-items:center;gap:30px}
.nav-links{display:flex;gap:28px;list-style:none}
.nav-links a{color:rgba(255,255,255,.85);text-decoration:none;font-size:.74rem;letter-spacing:.2em;text-transform:uppercase;transition:color .2s}
.nav-links a:hover{color:var(--gold)}
.langs{display:flex;gap:2px;border:1px solid rgba(255,255,255,.28)}
.langs a{color:rgba(255,255,255,.75);text-decoration:none;font-size:.68rem;letter-spacing:.12em;padding:5px 10px}
.langs a.on{background:var(--gold);color:var(--ink)}
.langs a:not(.on):hover{color:var(--white)}
@media(max-width:960px){.nav-links{display:none}}

/* ============ HERO ============ */
.hero{position:relative;height:100svh;min-height:640px;color:var(--white);display:flex;flex-direction:column;justify-content:flex-end}
.hero-bg{position:absolute;inset:0;z-index:-1;overflow:hidden}
.hero-bg img{width:100%;height:100%;object-fit:cover;animation:heroZoom 18s ease-out forwards}
@keyframes heroZoom{from{transform:scale(1.08)}to{transform:scale(1)}}
.hero-bg::after{content:'';position:absolute;inset:0;background:linear-gradient(180deg,rgba(10,20,25,.55) 0%,rgba(10,20,25,.18) 40%,rgba(10,20,25,.34) 68%,rgba(10,20,25,.82) 100%)}
.hero-center{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:0 24px}
.hero-eyebrow{text-transform:uppercase;letter-spacing:.52em;font-size:.72rem;color:var(--gold-soft);margin-bottom:26px}
.hero h1{font-size:clamp(2.6rem,6.2vw,5rem);color:var(--white);font-weight:500;text-shadow:0 2px 30px rgba(0,0,0,.35)}
.hero h1 em{font-style:italic;color:var(--gold-soft)}
.hero .sub{margin-top:24px;max-width:560px;font-weight:300;letter-spacing:.04em;color:rgba(255,255,255,.88);font-size:1.02rem}
.hero-scroll{position:absolute;bottom:150px;left:50%;transform:translateX(-50%);color:rgba(255,255,255,.6);font-size:.62rem;letter-spacing:.4em;text-transform:uppercase}

/* booking bar */
.bookbar-zone{position:relative;z-index:5;padding-bottom:34px}
.bookbar{display:grid;grid-template-columns:repeat(4,1fr) auto;gap:1px;background:rgba(255,255,255,.14);backdrop-filter:blur(14px);border:1px solid rgba(255,255,255,.22);max-width:1020px;margin:0 auto}
.bookbar .cell{background:rgba(14,27,33,.55);padding:14px 20px}
.bookbar label{display:block;font-size:.6rem;letter-spacing:.3em;text-transform:uppercase;color:var(--gold-soft);margin-bottom:5px}
.bookbar input,.bookbar select{width:100%;background:transparent;border:0;color:var(--white);font:inherit;font-size:.95rem;outline:none;color-scheme:dark}
.bookbar option{color:var(--ink)}
.bookbar .go{display:flex;align-items:stretch}
.bookbar .go button{border:0;background:var(--gold);color:var(--ink);padding:0 44px;font:inherit;font-size:.74rem;letter-spacing:.26em;text-transform:uppercase;cursor:pointer;transition:background .25s}
.bookbar .go button:hover{background:var(--gold-soft)}
@media(max-width:900px){.bookbar{grid-template-columns:1fr 1fr;max-width:560px}.bookbar .go{grid-column:1/-1}.bookbar .go button{width:100%;padding:16px}}

/* ============ SECTIONS ============ */
section{padding:110px 0}
.sec-head{max-width:720px;margin:0 auto 64px;text-align:center}
.sec-head h2{font-size:clamp(2rem,3.8vw,3rem);margin:18px 0 16px}
.sec-head p{color:var(--muted)}

/* intro editorial */
.intro{padding:130px 0 120px}
.intro-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:70px;align-items:center}
@media(max-width:880px){.intro-grid{grid-template-columns:1fr}}
.intro h2{font-size:clamp(2.1rem,3.6vw,3.1rem);margin:20px 0 26px}
.intro h2 em{font-style:italic;color:var(--gold)}
.intro p{color:var(--muted);margin-bottom:18px}
.stats{display:flex;gap:46px;margin-top:36px;flex-wrap:wrap}
.stat .n{font-family:var(--serif);font-size:2.3rem;color:var(--ink);line-height:1}
.stat .l{font-size:.68rem;letter-spacing:.22em;text-transform:uppercase;color:var(--gold);margin-top:8px}
.intro-img{position:relative}
.intro-img img{width:100%;height:560px;object-fit:cover}
.intro-img::after{content:'';position:absolute;top:22px;left:22px;right:-22px;bottom:-22px;border:1px solid var(--gold);z-index:-1}
@media(max-width:880px){.intro-img::after{display:none}.intro-img img{height:420px}}

/* villas */
.villas{background:var(--paper-dark);}
.villa-row{display:grid;grid-template-columns:1.15fr .85fr;gap:0;margin-bottom:70px;background:var(--white);box-shadow:var(--shadow)}
.villa-row:last-child{margin-bottom:0}
.villa-row.flip{grid-template-columns:.85fr 1.15fr}
.villa-row .ph{position:relative;min-height:460px}
.villa-row .ph img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.villa-row .tx{padding:58px 54px;display:flex;flex-direction:column;justify-content:center}
.villa-row h3{font-size:2rem;margin:14px 0 6px}
.villa-row .area{font-size:.78rem;letter-spacing:.24em;text-transform:uppercase;color:var(--gold);margin-bottom:18px}
.villa-row p{color:var(--muted);font-size:.97rem;margin-bottom:22px}
.feat{list-style:none;display:grid;grid-template-columns:1fr 1fr;gap:9px 20px;margin-bottom:30px}
.feat li{font-size:.86rem;color:var(--text);display:flex;gap:10px;align-items:baseline}
.feat li::before{content:'—';color:var(--gold)}
@media(max-width:880px){.villa-row,.villa-row.flip{grid-template-columns:1fr}.villa-row .ph{min-height:300px}.villa-row .tx{padding:36px 26px}}

/* gallery */
.gal{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
@media(max-width:820px){.gal{grid-template-columns:1fr 1fr}}
.gal figure{position:relative;overflow:hidden;margin:0}
.gal img{width:100%;height:250px;object-fit:cover;transition:transform .6s ease}
.gal figure:hover img{transform:scale(1.06)}
.gal figcaption{position:absolute;left:0;right:0;bottom:0;padding:34px 16px 12px;background:linear-gradient(180deg,transparent,rgba(14,27,33,.78));color:rgba(255,255,255,.92);font-size:.72rem;letter-spacing:.16em;text-transform:uppercase}

/* dark band — book direct */
.band{background:var(--ink);color:rgba(255,255,255,.85);padding:110px 0}
.band .sec-head h2{color:var(--white)}
.band .sec-head p{color:rgba(255,255,255,.6)}
.perks{display:grid;grid-template-columns:repeat(3,1fr);gap:50px;max-width:980px;margin:0 auto;text-align:center}
@media(max-width:820px){.perks{grid-template-columns:1fr;gap:36px}}
.perk .ic{width:52px;height:52px;margin:0 auto 20px;color:var(--gold)}
.perk .ic svg{width:100%;height:100%;stroke:currentColor;fill:none;stroke-width:1.1}
.perk h3{color:var(--white);font-family:var(--sans);font-weight:400;font-size:.85rem;letter-spacing:.28em;text-transform:uppercase;margin-bottom:12px}
.perk p{font-size:.9rem;color:rgba(255,255,255,.58)}

/* booking panel */
.bookpanel{max-width:760px;margin:64px auto 0;text-align:center;border:1px solid rgba(200,164,93,.4);padding:52px 40px}
.bookpanel .sum{font-family:var(--serif);font-size:1.5rem;color:var(--white);margin-bottom:8px}
.bookpanel .sub{font-size:.85rem;color:rgba(255,255,255,.55);margin-bottom:30px}
.secure{display:flex;gap:30px;justify-content:center;flex-wrap:wrap;margin-top:26px;font-size:.68rem;letter-spacing:.18em;text-transform:uppercase;color:rgba(255,255,255,.45)}

/* location */
.loc-grid{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center}
@media(max-width:880px){.loc-grid{grid-template-columns:1fr}}
.loc-list{list-style:none}
.loc-list li{display:flex;gap:22px;align-items:baseline;padding:20px 0;border-bottom:1px solid rgba(14,27,33,.1)}
.loc-list .t{font-family:var(--serif);font-size:1.5rem;color:var(--gold);white-space:nowrap;min-width:96px}
.loc-list p{color:var(--muted);font-size:.95rem}
.loc-ph img{width:100%;height:520px;object-fit:cover}
@media(max-width:880px){.loc-ph img{height:360px}}

/* footer */
footer{background:var(--ink);color:rgba(255,255,255,.62);padding:80px 0 46px}
.foot{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:50px}
@media(max-width:820px){.foot{grid-template-columns:1fr}}
footer .brand{font-size:1.7rem}
footer p{font-size:.9rem;margin-top:14px;max-width:360px}
footer h4{color:var(--gold);font-weight:400;font-size:.68rem;letter-spacing:.3em;text-transform:uppercase;margin-bottom:18px}
footer ul{list-style:none}
footer li{margin-bottom:10px;font-size:.92rem}
footer a{text-decoration:none;transition:color .2s}
footer a:hover{color:var(--gold-soft)}
.fine{border-top:1px solid rgba(255,255,255,.1);margin-top:56px;padding-top:26px;text-align:center;font-size:.72rem;letter-spacing:.08em;color:rgba(255,255,255,.35)}

/* reveal on scroll */
.rv{opacity:0;transform:translateY(28px);transition:opacity .8s ease,transform .8s ease}
.rv.in{opacity:1;transform:none}