:root{--ink:#0B2A3B;--teal:#0B7A7C;--teal2:#0F9B9C;--aqua:#E7F4F3;--sun:#FFB84D;--bg:#FFFFFF;--mid:#51666F;--line:#D5E3E2;--d:'Cormorant Garamond',Georgia,serif;--b:'Jost',system-ui,sans-serif}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{font:400 17px/1.6 var(--b);color:var(--ink);background:var(--bg);-webkit-font-smoothing:antialiased}
a{color:inherit}
:focus-visible{outline:3px solid var(--sun);outline-offset:3px;border-radius:4px}
.wrap{max-width:1200px;margin:0 auto;padding:0 24px}
h1,h2,h3{font-family:var(--d);font-weight:600;letter-spacing:0;line-height:1.05}
h1{font-size:clamp(2.7rem,9vw,6rem);text-transform:uppercase;letter-spacing:.01em;font-weight:600}
h2{font-size:clamp(2.1rem,6vw,3.5rem);margin-bottom:14px}
h3{font-size:1.5rem}
p{max-width:54ch}
.eyebrow{font:500 12.5px var(--b);letter-spacing:.2em;text-transform:uppercase;color:var(--teal);margin-bottom:14px;display:block}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:54px;padding:0 30px;border-radius:999px;font:500 15px var(--b);letter-spacing:.06em;text-transform:uppercase;text-decoration:none;background:var(--teal);color:#fff;border:2px solid var(--teal);cursor:pointer}
.btn:hover{background:var(--ink);border-color:var(--ink)}
.btn.sun{background:var(--sun);border-color:var(--sun);color:var(--ink)}.btn.sun:hover{background:#fff;border-color:#fff}
.btn.ghost{background:transparent;border-color:currentColor;color:inherit}.btn.ghost:hover{background:#fff;color:var(--ink);border-color:#fff}
.link{font:500 14px var(--b);letter-spacing:.1em;text-transform:uppercase;text-decoration:none;border-bottom:2px solid var(--sun);padding-bottom:3px}
/* photos with graceful fallback */
.ph{position:relative;overflow:hidden;background:linear-gradient(135deg,var(--teal),var(--ink))}
.ph img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
/* header */
header.top{position:sticky;top:0;z-index:100;background:#fff;border-bottom:1px solid var(--line)}
.bar{display:flex;align-items:center;gap:22px;height:78px}
.logo{display:flex;align-items:center;gap:11px;text-decoration:none;margin-right:auto}
.logo b{font:600 26px var(--d);display:block;line-height:.9}.logo small{display:block;font:500 9.5px var(--b);letter-spacing:.16em;text-transform:uppercase;color:var(--mid);margin-top:5px}
nav.main>ul{display:flex;gap:6px;list-style:none;align-items:center}
nav.main>ul>li{position:relative}
nav.main>ul>li>a{display:block;padding:28px 14px;text-decoration:none;font:500 13.5px var(--b);letter-spacing:.14em;text-transform:uppercase}
nav.main>ul>li:hover>a,nav.main>ul>li:focus-within>a,nav.main a[aria-current=page]{color:var(--teal)}
.has>a:after{content:"";display:inline-block;width:6px;height:6px;border-right:1.5px solid currentColor;border-bottom:1.5px solid currentColor;transform:rotate(45deg) translateY(-2px);margin-left:8px}
.dd{display:none;position:absolute;top:100%;left:0;min-width:230px;background:#fff;border:1px solid var(--line);border-top:3px solid var(--teal);box-shadow:0 20px 40px rgba(11,42,59,.14);padding:12px 0}
.has:hover>.dd,.has:focus-within>.dd{display:block}
.dd a{display:block;padding:10px 22px;text-decoration:none;font:400 15px var(--b);color:var(--ink)}.dd a:hover{background:var(--aqua);color:var(--teal)}
.mega{left:50%;transform:translateX(-35%);width:min(900px,92vw);display:none;grid-template-columns:repeat(4,1fr);gap:8px;padding:26px 20px}
.has:hover>.mega,.has:focus-within>.mega{display:grid}
.mega h4{font:600 1.25rem var(--d);padding:0 22px 8px;color:var(--teal)}.mega h4 a{padding:0;font:inherit;color:inherit}.mega h4 a:hover{background:none;text-decoration:underline}
.mega a{padding:6px 22px;font-size:14.5px}
.bar .login{min-height:42px;padding:0 20px;font-size:12.5px}
.wa{display:inline-grid;place-items:center;width:44px;height:44px;border-radius:50%;background:#25D366;color:#fff;text-decoration:none}
.burger{display:none;width:46px;height:46px;border:0;background:none;cursor:pointer}
.burger span,.burger span:before,.burger span:after{display:block;width:26px;height:2px;background:var(--ink);position:relative;margin:auto;content:"";transition:.2s}
.burger span:before{position:absolute;top:-8px}.burger span:after{position:absolute;top:8px}
.burger[aria-expanded=true] span{background:transparent}.burger[aria-expanded=true] span:before{top:0;transform:rotate(45deg)}.burger[aria-expanded=true] span:after{top:0;transform:rotate(-45deg)}
.menu{display:none}
/* hero */
.hero{position:relative;color:#fff;min-height:min(88vh,760px);display:flex;align-items:flex-end;padding:90px 0 70px}
.hero:before{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(11,42,59,.35) 0%,rgba(11,42,59,.8) 100%);z-index:1}
.hero .ph{position:absolute;inset:0}.hero .wrap{position:relative;z-index:2;width:100%}
.hero p{font-size:1.25rem;margin:22px 0 32px;max-width:38ch;color:#EAF4F4}
.cta{display:flex;gap:16px;flex-wrap:wrap;align-items:center}
.page{position:relative;color:#fff;padding:90px 0 80px;overflow:hidden}
.page:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(11,42,59,.92),rgba(11,42,59,.6));z-index:1}
.page .ph{position:absolute;inset:0}.page .wrap{position:relative;z-index:2}
.page h1{font-size:clamp(2.4rem,8vw,4.8rem)}.page p{margin-top:16px;font-size:1.15rem;color:#DDEBEB}
section{padding:96px 0}
.tint{background:var(--aqua)}.darkb{background:var(--ink);color:#fff}
.pillars{display:grid;grid-template-columns:repeat(3,1fr);gap:40px;margin-top:40px}
.pillars b{font:500 14px var(--b);color:var(--teal2);letter-spacing:.2em}.pillars h3{font-size:2.3rem;margin:6px 0}.pillars p{color:var(--mid)}
.grid4{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:38px}
.card{position:relative;display:flex;flex-direction:column;justify-content:flex-end;min-height:340px;padding:24px;color:#fff;text-decoration:none;border-radius:6px;overflow:hidden}
.card:before{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(11,42,59,0) 30%,rgba(11,42,59,.9));z-index:1}
.card .ph{position:absolute;inset:0;transition:transform .5s}.card:hover .ph{transform:scale(1.05)}
.card>*:not(.ph){position:relative;z-index:2}.card h3{font-size:1.9rem}.card p{font-size:15px;color:#DDEBEB;margin-top:6px}
.split{display:grid;grid-template-columns:1fr 1fr;gap:70px;align-items:center}
.split .ph{min-height:440px;border-radius:6px}
.big{font:600 clamp(2rem,5vw,3.4rem)/1.08 var(--d);max-width:18ch}
.ticks{list-style:none;margin:24px 0 32px;display:grid;gap:12px}.ticks li{padding-left:34px;position:relative;font-weight:500}
.ticks li:before{content:"✓";position:absolute;left:0;top:2px;width:24px;height:24px;border-radius:50%;background:var(--teal);color:#fff;display:grid;place-items:center;font-size:13px}
.usp{display:grid;grid-template-columns:repeat(3,1fr);gap:0;border-top:1px solid var(--ink);margin-top:36px}
.usp div{padding:26px 26px 26px 0;border-bottom:1px solid var(--line)}.usp h3{font-size:1.6rem;margin-bottom:6px}.usp p{color:var(--mid);font-size:16px}
/* services accordions */
.grp{padding:70px 0 10px}.grp h2{display:flex;align-items:baseline;gap:16px}.grp h2 small{font:500 13px var(--b);letter-spacing:.2em;color:var(--teal2)}
details{border-top:1px solid var(--ink)}details:last-of-type{border-bottom:1px solid var(--ink)}
summary{list-style:none;cursor:pointer;display:flex;align-items:center;gap:16px;min-height:76px;padding:14px 0}
summary::-webkit-details-marker{display:none}
summary h3{flex:1;font-size:1.65rem}summary small{display:block;font:400 15.5px var(--b);color:var(--mid);margin-top:3px}
summary:after{content:"+";font:300 2.2rem var(--b);line-height:1;color:var(--teal)}details[open] summary:after{content:"–"}
details ul{margin:0 0 24px 0;color:var(--mid);display:grid;gap:7px;list-style:none}
details ul li{padding-left:20px;position:relative}details ul li:before{content:"";position:absolute;left:0;top:.7em;width:8px;height:2px;background:var(--teal)}
details ul li b{color:var(--ink)}
.cmp{width:100%;border-collapse:collapse;margin-top:28px}.cmp th,.cmp td{text-align:left;padding:14px 16px;border:1px solid var(--ink);font-size:16px}.cmp th{background:var(--ink);color:#fff;font-weight:500}.cmp td:first-child{font-weight:500;background:var(--aqua)}
.phone{border:10px solid var(--ink);border-radius:32px;overflow:hidden;background:#fff;max-width:420px;margin:0 auto;box-shadow:0 30px 60px rgba(11,42,59,.25)}.phone iframe{display:block;width:100%;height:680px;border:0}
/* contact */
.contact{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:start}
.contact p{color:#BFD3D8}
.lines{list-style:none;display:grid;gap:12px;margin:24px 0 30px}.lines a{text-decoration:none;border-bottom:1px solid #3F6672}
form{background:#fff;color:var(--ink);padding:28px;border-radius:8px;display:grid;gap:14px}
label{font:500 13px var(--b);letter-spacing:.08em;text-transform:uppercase;display:grid;gap:6px}
input,textarea,select{font:400 16px var(--b);padding:13px 14px;border:1.5px solid #B7C8CB;border-radius:8px;background:#fff;color:var(--ink);width:100%;min-height:50px;text-transform:none;letter-spacing:0}
.msg{padding:12px 14px;border-radius:8px;font-size:15px;display:none}.msg.ok{display:block;background:#DFF3EA;color:#0E5A3A}.msg.err{display:block;background:#FBE4DF;color:#9C2F20}
footer{background:#071C28;color:#9DB6BD;padding:40px 0;font-size:14.5px}footer .wrap{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap}footer a{margin-right:18px}
.credit{font-size:12px;color:#6F8A93;margin-top:10px;width:100%}.credit a{margin:0}
/* mobile: Ciantar approach, header logo + WhatsApp + burger, full-screen menu with expanding sub-menus */
@media(max-width:960px){
 body{font-size:17px}
 .bar{height:68px;gap:10px}.logo b{font-size:23px}
 nav.main,.bar .login{display:none}.burger{display:block}.wa{width:42px;height:42px}
 .menu{display:block;position:fixed;inset:68px 0 0;background:#fff;overflow-y:auto;padding:8px 24px 40px;transform:translateX(100%);transition:transform .28s;z-index:99}
 .menu.open{transform:none}
 .menu ul{list-style:none}.menu>ul>li{border-bottom:1px solid var(--line)}
 .menu a.t,.menu button.t{display:flex;justify-content:space-between;align-items:center;width:100%;text-align:left;background:none;border:0;font:600 2rem var(--d);padding:18px 0;text-decoration:none;color:var(--ink);cursor:pointer}
 .menu button.t:after{content:"+";font:300 2rem var(--b);color:var(--teal)}.menu button.t[aria-expanded=true]:after{content:"–"}
 .menu .sub{display:none;padding:0 0 14px 4px}.menu .sub.open{display:block}
 .menu .sub h5{font:500 12px var(--b);letter-spacing:.18em;text-transform:uppercase;color:var(--teal);margin:14px 0 4px}
 .menu .sub a{display:block;padding:9px 0;text-decoration:none;font-size:17px}
 .menu .btn{width:100%;margin-top:14px}
 .hero{min-height:82vh;padding:60px 0 44px}
 .pillars,.grid4,.split,.contact,.usp{grid-template-columns:1fr}
 .grid4{grid-template-columns:1fr 1fr}.card{min-height:230px;padding:16px}.card h3{font-size:1.5rem}
 .split{gap:34px}.split .ph{min-height:260px}.contact{gap:36px}
 section{padding:62px 0}.grp{padding:46px 0 6px}.pillars{gap:26px}
 .cmp th,.cmp td{padding:10px;font-size:14.5px}
}
@media(max-width:420px){.grid4{grid-template-columns:1fr}.card{min-height:210px}}
@media(prefers-reduced-motion:reduce){*{transition:none!important}}
@media(max-width:480px){.logo small{display:none}.logo b{font-size:24px}}