:root{
  --blue:#0B4F8A; --blue-deep:#083A66; --coral:#FF6B4A; --coral-deep:#E8532F;
  --sand:#FFF6EC; --navy:#0F1E33; --mist:#EAF2FA; --muted:#51607A; --paper:#FFFFFF;
  --maxw:1200px;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{margin:0;background:var(--paper);color:var(--navy);font:400 1.0625rem/1.65 "IBM Plex Sans","Noto Sans TC",system-ui,sans-serif}
html[lang="zh-HK"] body{font-family:"Noto Sans TC","IBM Plex Sans",system-ui,sans-serif;line-height:1.8}
h1,h2,h3{font-family:"Familjen Grotesk","Noto Sans TC",system-ui,sans-serif;line-height:1.05;margin:0 0 .45em;letter-spacing:-.025em}
html[lang="zh-HK"] h1,html[lang="zh-HK"] h2,html[lang="zh-HK"] h3{letter-spacing:0;line-height:1.25}
h1{font-size:clamp(2.8rem,7vw,5.6rem);font-weight:700}
h2{font-size:clamp(1.9rem,3.6vw,2.8rem);font-weight:700}
h3{font-size:1.25rem;font-weight:600;letter-spacing:-.01em}
p{margin:0 0 1em;max-width:62ch}
a{color:var(--blue)}
a:focus-visible,button:focus-visible,input:focus-visible{outline:3px solid var(--coral);outline-offset:3px;border-radius:6px}
img{max-width:100%;display:block}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}
.lede{font-size:1.2rem;color:var(--muted)}

/* header */
.site-head{border-bottom:1px solid var(--mist);background:#fff}
.site-head .wrap{display:flex;align-items:center;justify-content:space-between;gap:16px;height:76px}
.brand{font-family:"Familjen Grotesk",sans-serif;font-weight:700;font-size:1.4rem;color:var(--navy);text-decoration:none;display:flex;align-items:center;gap:10px;letter-spacing:-.02em}
.brand-mark{width:30px;height:30px;border-radius:9px;background:var(--coral);position:relative;transform:rotate(-8deg)}
.brand-mark::after{content:"";position:absolute;left:8px;top:7px;width:14px;height:14px;border:3px solid #fff;border-radius:50% 50% 50% 0;transform:rotate(-45deg)}
.nav{display:flex;gap:24px;align-items:center}
.nav a{color:var(--navy);text-decoration:none;font-weight:500}
.nav a[aria-current="page"]{text-decoration:underline;text-underline-offset:6px;text-decoration-thickness:2px}
.nav .lang{border:1.5px solid currentColor;padding:5px 14px;border-radius:999px;font-size:.95rem}
.home .site-head{position:absolute;inset:0 0 auto;z-index:5;background:transparent;border:0}
.home .site-head .brand,.home .nav a{color:#fff}

/* buttons */
.btn{display:inline-block;padding:14px 26px;border-radius:999px;font-weight:600;text-decoration:none;border:0;font:inherit;font-weight:600;cursor:pointer}
.btn-coral{background:var(--coral);color:#fff}
.btn-coral:hover{background:var(--coral-deep)}
.btn-line{color:var(--navy);border:1.5px solid var(--navy);background:transparent}
.actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:24px}

/* hero */
.hero{position:relative;min-height:92vh;display:flex;align-items:flex-end;color:#fff;
  background:linear-gradient(90deg,rgba(8,20,40,.78) 0%,rgba(8,20,40,.35) 55%,rgba(8,20,40,.1) 100%),
             linear-gradient(0deg,rgba(8,20,40,.85) 0%,rgba(8,20,40,0) 45%),
             url("images/hero.jpg") center/cover no-repeat, linear-gradient(135deg,#0B4F8A,#1F8FB8);
  padding:140px 0 56px}
.zh .hero{background:linear-gradient(90deg,rgba(8,20,40,.78) 0%,rgba(8,20,40,.35) 55%,rgba(8,20,40,.1) 100%),
             linear-gradient(0deg,rgba(8,20,40,.85) 0%,rgba(8,20,40,0) 45%),
             url("../images/hero.jpg") center/cover no-repeat, linear-gradient(135deg,#0B4F8A,#1F8FB8)}
.hero .wrap{width:100%}
.hero h1{color:#fff;max-width:13ch}
.hero .sub{font-size:1.25rem;max-width:44ch;color:#E6EDF6}
.hero .fine{font-size:.92rem;color:#C9D4E3;margin-top:-4px}

/* ask bar */
.ask{margin-top:36px;background:rgba(15,30,51,.72);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border:1px solid rgba(255,255,255,.18);border-radius:24px;overflow:hidden;max-width:980px}
.ask-modes{display:flex;gap:6px;padding:12px 12px 0}
.mode{font:inherit;font-weight:600;color:#fff;background:transparent;border:0;padding:8px 16px;border-radius:999px;cursor:pointer}
.mode[aria-pressed="true"]{background:#fff;color:var(--navy)}
.ask-row{display:flex;gap:12px;align-items:center;padding:14px 14px 16px 22px}
.ask-row .who{display:flex;flex-direction:column;flex:1;min-width:0}
.ask-row label{font-size:.88rem;color:var(--coral);font-weight:600}
.ask-row input{font:inherit;font-size:1.15rem;color:#fff;background:transparent;border:0;padding:4px 0;width:100%}
.ask-row input::placeholder{color:#B8C4D6}
.ask-row input:focus{outline:none}
.ask-row .btn{white-space:nowrap}

/* destinations */
.section{padding:96px 0}
.section-head{display:flex;justify-content:space-between;align-items:end;gap:24px;margin-bottom:36px;flex-wrap:wrap}
.section-head p{margin:0}
.dests{display:grid;grid-template-columns:repeat(4,1fr);grid-auto-rows:240px;gap:16px}
.dest{position:relative;border-radius:20px;overflow:hidden;color:#fff;text-decoration:none;display:flex;align-items:flex-end;padding:20px;
  background:linear-gradient(0deg,rgba(8,20,40,.75),rgba(8,20,40,0) 60%),var(--img) center/cover,var(--fallback)}
.dest.big{grid-column:span 2;grid-row:span 2}
.dest h3{margin:0;font-size:1.5rem;color:#fff}
.dest.big h3{font-size:2.2rem}
.dest span{display:block;font-size:.95rem;color:#E6EDF6}

/* whole trip */
.trip{background:var(--sand)}
.trip .wrap{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:center}
.stages{list-style:none;padding:0;margin:28px 0 0;counter-reset:s}
.stages li{counter-increment:s;display:grid;grid-template-columns:52px 1fr;gap:16px;padding:18px 0;border-top:1px solid #EADBC8}
.stages li::before{content:counter(s);width:44px;height:44px;border-radius:50%;background:var(--blue);color:#fff;display:grid;place-items:center;font-family:"Familjen Grotesk",sans-serif;font-weight:700;font-size:1.2rem}
.stages h3{margin:4px 0 4px}
.stages p{margin:0;color:var(--muted)}
.phone{justify-self:center;width:300px;background:var(--navy);border-radius:40px;padding:14px;box-shadow:0 30px 60px -20px rgba(15,30,51,.45)}
.screen{background:#fff;border-radius:30px;padding:20px 16px;display:flex;flex-direction:column;gap:10px;min-height:440px}
.screen .bar{font-weight:600;font-size:.92rem;color:var(--blue);padding-bottom:10px;border-bottom:1px solid var(--mist);display:flex;align-items:center;gap:8px}
.screen .bar::before{content:"";width:22px;height:22px;border-radius:7px;background:var(--coral)}
.bub{padding:10px 14px;border-radius:16px;font-size:.88rem;line-height:1.45;max-width:88%}
.bub.me{align-self:flex-end;background:var(--blue);color:#fff;border-bottom-right-radius:4px}
.bub.ai{align-self:flex-start;background:var(--mist);border-bottom-left-radius:4px}
.bub .t{display:block;font-size:.72rem;opacity:.75;margin-bottom:2px}

/* reasons */
.navy{background:var(--navy);color:#fff}
.navy h2{color:#fff}
.reasons{display:grid;grid-template-columns:repeat(3,1fr);gap:40px;margin-top:40px}
.reasons div{border-top:3px solid var(--coral);padding-top:20px}
.navy p{color:#C9D4E3}

/* cta */
.cta-band{background:var(--coral);color:#fff;text-align:center}
.cta-band h2{color:#fff;margin-left:auto;margin-right:auto;max-width:20ch}
.cta-band p{margin-left:auto;margin-right:auto;color:#FFF1EC}
.cta-band .btn{background:#fff;color:var(--navy)}

/* plain pages */
.page{padding:72px 0 96px}
.page h1{font-size:clamp(2.2rem,5vw,3.6rem)}
.page .body{max-width:680px}
.contact-box{margin-top:32px;padding:28px;border-radius:20px;background:var(--sand);max-width:560px}
.contact-box a.email{font-size:1.35rem;font-weight:600}

/* footer */
.site-foot{background:var(--navy);color:#C9D4E3;padding:36px 0;font-size:.95rem}
.site-foot .wrap{display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px}
.site-foot a{color:#C9D4E3}
.foot-links{display:flex;gap:18px}

@media (max-width:900px){
  .dests{grid-template-columns:1fr 1fr;grid-auto-rows:200px}
  .trip .wrap,.reasons{grid-template-columns:1fr}
  .ask-row{flex-wrap:wrap}
  .ask-row .btn{width:100%}
  .hero{min-height:auto;padding-top:120px}
}
@media (max-width:520px){
  .dests{grid-template-columns:1fr}
  .dest.big{grid-column:auto;grid-row:span 1}
  .nav{gap:14px}.nav a.hide-sm{display:none}
}
.dest.wide{grid-column:1/-1;grid-row:span 1}
.dest.wide h3{font-size:2rem}