:root{
  --petrol:#0f7378;
  --petrol-dark:#0b5e63;
  --mint:#dff0ee;
  --mint-2:#cce6e4;
  --aqua:#89c6c8;
  --cream:#fbfaf7;
  --ink:#143d42;
  --muted:#587477;
  --white:#fff;
  --line:rgba(20,61,66,.15);
  --shadow:0 18px 50px rgba(20,61,66,.12);
  --radius:22px;
  --max:1180px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--cream);color:var(--ink);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;line-height:1.6}
img{max-width:100%;display:block}
a{color:inherit}
.container{width:min(calc(100% - 40px),var(--max));margin-inline:auto}
.eyebrow{font-size:.76rem;letter-spacing:.18em;text-transform:uppercase;font-weight:700;color:var(--petrol);margin:0 0 12px}
h1,h2,h3{font-family:Georgia,"Times New Roman",serif;font-weight:400;line-height:1.08;margin:0;color:var(--petrol-dark)}
h1{font-size:clamp(2.8rem,7vw,6.4rem)}
h2{font-size:clamp(2.1rem,4.4vw,4.25rem)}
h3{font-size:clamp(1.28rem,2vw,1.65rem)}
p{margin:0 0 1rem}
.small{font-size:.92rem;color:var(--muted)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.6rem;border:1px solid transparent;padding:.9rem 1.25rem;text-decoration:none;font-weight:700;font-size:.92rem;transition:.2s ease;cursor:pointer;background:var(--petrol);color:#fff;border-radius:999px}
.btn:hover{transform:translateY(-1px);background:var(--petrol-dark)}
.btn.secondary{background:transparent;color:var(--petrol-dark);border-color:var(--petrol)}
.btn.invert{background:transparent;color:#fff;border-color:#fff}
.btn.invert:hover{background:#fff;color:var(--petrol-dark)}
.topbar{background:var(--aqua);color:#fff;text-align:center;padding:7px 14px;font-size:.78rem;letter-spacing:.12em;text-transform:uppercase}
.site-header{position:sticky;top:0;z-index:30;background:rgba(251,250,247,.94);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.nav{height:100px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.brand img{width:340px;max-height:88px;object-fit:contain}
.nav-links{display:flex;align-items:center;gap:26px}
.nav-links a{text-decoration:none;font-size:.96rem;font-weight:650}
.nav-links a:hover{color:var(--petrol)}
.menu-btn{display:none;border:0;background:transparent;font:inherit;font-size:1.4rem;color:var(--ink)}
.hero{padding:40px 0 34px}
.hero-card{position:relative;overflow:hidden;background:linear-gradient(135deg,#edf7f5 0%,#e2f2f0 46%,#faf8f2 100%);min-height:620px;border-radius:0 0 88px 0;border:1px solid rgba(15,115,120,.08)}
.hero-text-only{display:block}
.hero-copy{padding:90px clamp(28px,7vw,90px);position:relative;z-index:2}
.hero-copy.full{max-width:820px}
.hero-copy h1{max-width:780px}
.hero-copy p{font-size:1.08rem;max-width:630px;color:#315c60;margin:24px 0 30px}
.hero-copy .actions{display:flex;gap:12px;flex-wrap:wrap}
.hero-tags{display:flex;flex-wrap:wrap;gap:12px;list-style:none;padding:0;margin:28px 0 0}
.hero-tags li{padding:10px 14px;background:rgba(255,255,255,.72);border:1px solid rgba(15,115,120,.12);border-radius:999px;font-size:.92rem;color:var(--petrol-dark);backdrop-filter:blur(4px)}
.hero-decor{position:absolute;inset:0;pointer-events:none}
.shape{position:absolute}
.shape-circle{width:260px;height:260px;border-radius:50%;background:rgba(137,198,200,.25);top:-40px;right:100px}
.shape-square{width:180px;height:180px;border:2px solid rgba(15,115,120,.18);transform:rotate(12deg);right:150px;bottom:80px}
.shape-ring{width:110px;height:110px;border-radius:50%;border:16px solid rgba(15,115,120,.12);right:70px;top:210px}
.shape-card{background:rgba(255,255,255,.8);backdrop-filter:blur(6px);border:1px solid rgba(15,115,120,.14);border-radius:18px;padding:16px 18px;box-shadow:var(--shadow);max-width:220px}
.shape-card .mini-title{display:block;font-size:.7rem;letter-spacing:.18em;text-transform:uppercase;color:var(--petrol);margin-bottom:4px}
.shape-card strong{font-size:1rem;color:var(--petrol-dark);line-height:1.3;display:block}
.card-one{right:86px;top:110px}
.card-two{right:240px;bottom:120px}
.shape-dots{right:300px;top:150px;width:124px;height:124px;background-image:radial-gradient(rgba(15,115,120,.22) 1.8px, transparent 1.8px);background-size:16px 16px}
.shape-line{left:auto;right:0;bottom:0;width:440px;height:220px;border-top-left-radius:220px;border-top:2px solid rgba(15,115,120,.12);border-left:2px solid rgba(15,115,120,.12)}
.section{padding:95px 0}
.section.soft{background:#eef7f5}
.section.petrol{background:var(--petrol);color:#fff}
.section.petrol h2,.section.petrol h3{color:#fff}
.section-head{max-width:760px;margin:0 auto 44px;text-align:center}
.section-head p{color:var(--muted);margin-top:18px}
.section.petrol .section-head p{color:#dceff0}
.services{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.service{background:var(--aqua);padding:24px 22px;color:#fff;min-height:168px;display:flex;flex-direction:column;justify-content:space-between;transition:.2s;border-radius:20px}
.service:hover{transform:translateY(-3px);box-shadow:var(--shadow)}
.service h3{color:#fff}
.service p{font-size:.9rem;margin:10px 0 0}
.num{font-size:.72rem;letter-spacing:.16em;opacity:.85}
.gallery.gallery-squares{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.work{position:relative;overflow:hidden;background:#ddd;border-radius:18px;aspect-ratio:1/1;box-shadow:0 8px 30px rgba(20,61,66,.08)}
.work img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.work:hover img{transform:scale(1.03)}
.work figcaption{position:absolute;inset:auto 12px 12px 12px;background:rgba(255,255,255,.92);padding:10px 12px;font-size:.84rem;color:var(--ink);opacity:0;transform:translateY(8px);transition:.2s;border-radius:12px}
.work:hover figcaption{opacity:1;transform:none}
.cta{display:grid;grid-template-columns:1.1fr .9fr;gap:48px;align-items:center}
.cta-card{background:#e8f4f2;padding:58px;border-radius:28px}
.cta-card h2{margin-bottom:18px}
.cta-card p{color:var(--muted);max-width:560px}
.quote{font-family:Georgia,"Times New Roman",serif;font-style:italic;font-size:clamp(1.4rem,3vw,2.2rem);color:var(--petrol-dark);text-align:center;padding:35px 0 5px}
.quote span{display:block;font-family:Inter,ui-sans-serif,system-ui;font-size:.72rem;font-style:normal;letter-spacing:.16em;text-transform:uppercase;color:var(--muted);margin-top:12px}
.about{display:grid;grid-template-columns:.72fr 1.28fr;gap:58px;align-items:center}
.portrait-wrap{position:relative;max-width:420px;margin:0 auto}
.portrait-wrap img{width:100%;aspect-ratio:4/5;object-fit:cover;object-position:center 25%;border-radius:240px 240px 20px 20px}
.portrait-wrap:before{content:"HK";position:absolute;right:-25px;bottom:28px;width:130px;height:130px;border-radius:50%;display:grid;place-items:center;background:var(--aqua);color:#fff;font-family:Georgia,"Times New Roman",serif;font-size:2.8rem;z-index:2}
.about p{color:#dceff0}
.about .eyebrow{color:#bfe2e2}
.footer{background:#0b6064;color:#fff;padding:30px 0}
.footer-inner{display:flex;align-items:center;justify-content:space-between;gap:20px;font-size:.82rem}
.footer-links{display:flex;gap:18px;flex-wrap:wrap}
.footer a{text-decoration:none}
.footer a:hover{text-decoration:underline}
.legal{padding:70px 0 120px}
.legal .brand-center{display:flex;justify-content:center;margin-bottom:55px}
.legal .brand-center img{width:340px;max-width:100%}
.legal article{max-width:850px;margin:0 auto}
.legal h1{font-size:clamp(2.5rem,5vw,4.6rem);margin-bottom:28px}
.legal h2{font-size:1.7rem;margin:36px 0 14px}
.legal h3{font-size:1.2rem;margin:26px 0 10px}
.legal p,.legal li{color:#274f53}
.legal ul{padding-left:1.2rem}
.notice{border-left:4px solid var(--aqua);background:#eef7f5;padding:18px 20px;margin:24px 0;border-radius:0 14px 14px 0}
.cookie-banner{position:fixed;z-index:100;left:18px;right:18px;bottom:18px;max-width:920px;margin:auto;background:#fff;border:1px solid var(--line);box-shadow:0 18px 60px rgba(0,0,0,.18);padding:18px 20px;display:none;align-items:center;gap:18px;border-radius:18px}
.cookie-banner.show{display:flex}
.cookie-banner p{margin:0;font-size:.9rem;color:#315c60;flex:1}
.cookie-banner .btn{white-space:nowrap}
.cookie-banner a{color:var(--petrol);font-weight:700}
.backtop{position:fixed;right:20px;bottom:20px;width:42px;height:42px;border-radius:50%;border:0;background:var(--petrol);color:#fff;display:none;place-items:center;cursor:pointer;z-index:20}
.backtop.show{display:grid}
@media(max-width:1080px){
  .brand img{width:290px}
  .shape-card{max-width:200px}
  .shape-dots{right:240px}
}
@media(max-width:920px){
  .menu-btn{display:block}
  .nav{height:86px}
  .brand img{width:250px;max-height:72px}
  .nav-links{position:absolute;left:0;right:0;top:86px;background:var(--cream);border-bottom:1px solid var(--line);padding:20px;display:none;flex-direction:column;align-items:flex-start}
  .nav-links.open{display:flex}
  .hero-card{min-height:auto;border-radius:0 0 52px 0}
  .hero-copy{padding:54px 28px 130px}
  .shape-card,.shape-square,.shape-dots{display:none}
  .shape-circle{width:180px;height:180px;right:-20px;top:-20px}
  .shape-ring{right:20px;top:auto;bottom:28px}
  .shape-line{width:220px;height:120px}
  .services{grid-template-columns:1fr 1fr}
  .gallery.gallery-squares{grid-template-columns:1fr 1fr}
  .cta,.about{grid-template-columns:1fr}
  .about{gap:36px}
  .portrait-wrap{max-width:430px}
  .footer-inner{align-items:flex-start;flex-direction:column}
  .cookie-banner{flex-direction:column;align-items:stretch}
  .cookie-banner .btn{width:100%}
}
@media(max-width:600px){
  .container{width:min(calc(100% - 28px),var(--max))}
  .topbar{font-size:.68rem}
  .nav{height:76px}
  .brand img{width:210px;max-height:62px}
  .nav-links{top:76px}
  .hero{padding-top:20px}
  .hero-copy{padding:40px 22px 110px}
  .hero-tags li{font-size:.86rem}
  .section{padding:70px 0}
  .services{grid-template-columns:1fr}
  .gallery.gallery-squares{grid-template-columns:1fr}
  .cta-card{padding:36px 24px}
  .portrait-wrap:before{width:92px;height:92px;font-size:2rem;right:-5px}
  .cookie-banner{left:10px;right:10px;bottom:10px}
}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}

/* Hero refinement */
.hero-copy-centered{
  max-width:760px;
  margin:0 auto;
  text-align:center;
  padding-left:28px;
  padding-right:28px;
}
.hero-copy-centered h1{
  font-size:clamp(2.35rem,4.8vw,4.6rem);
  max-width:760px;
  margin-inline:auto;
}
.hero-copy-centered p{
  max-width:650px;
  margin-left:auto;
  margin-right:auto;
}
.hero-copy-centered .actions{
  justify-content:center;
}
.hero-copy-centered .eyebrow{
  text-align:center;
}