/* RAFSAZZ site styles — brand tokens in one place */
:root{
  --ink:#14182E; --navy:#1C2244; --sky:#59B2E6; --sky-d:#3aa0db; --sky-light:#9fd3f2;
  --slate:#5B6172; --mist:#F6F8FB; --line:#E7ECF3; --white:#fff;
  --font-head:'Sora',system-ui,sans-serif; --font-body:'Inter',system-ui,sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:var(--font-body);color:var(--ink);background:var(--white);line-height:1.65;-webkit-font-smoothing:antialiased}
h1,h2,h3,h4{font-family:var(--font-head);color:var(--ink);line-height:1.1;margin:0;letter-spacing:-.4px;font-weight:800}
a{color:inherit;text-decoration:none}
img{max-width:100%}
.wrap{max-width:1180px;margin:0 auto;padding:0 28px}
.eyebrow{font-family:var(--font-head);font-weight:700;color:var(--sky-d);text-transform:uppercase;letter-spacing:3px;font-size:12.5px}
.center{text-align:center}
.lead{color:var(--slate);font-size:18px;max-width:720px;margin:14px auto 0}
section{padding:84px 0}
.btn{font-family:var(--font-head);font-weight:600;font-size:15px;padding:13px 26px;border-radius:8px;cursor:pointer;border:2px solid transparent;display:inline-block;transition:.18s;text-align:center}
.btn-primary{background:var(--navy);color:#fff}.btn-primary:hover{background:#10162f;transform:translateY(-1px)}
.btn-sky{background:var(--sky);color:var(--navy)}.btn-sky:hover{background:var(--sky-d);color:#fff;transform:translateY(-1px)}
.btn-out{background:#fff;color:var(--navy);border-color:var(--line)}.btn-out:hover{border-color:var(--navy)}
.btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.55)}.btn-ghost:hover{background:rgba(255,255,255,.14)}

/* intro */
#intro{position:fixed;inset:0;z-index:300;background:#fff;display:flex;align-items:center;justify-content:center;flex-direction:column}
#intro.done{opacity:0;transform:scale(1.02);transition:.6s ease;pointer-events:none}
.assembly{position:relative;width:230px;height:144px}
.assembly .pc{position:absolute;inset:0;background-image:url(../img/mark.png);background-size:100% 100%;background-repeat:no-repeat;opacity:0;animation:asm .7s cubic-bezier(.2,.8,.2,1) forwards}
.assembly .p1{clip-path:polygon(0 0,52% 0,52% 52%,0 52%);transform:translate(-70px,-54px) rotate(-10deg)}
.assembly .p2{clip-path:polygon(52% 0,100% 0,100% 52%,52% 52%);transform:translate(70px,-54px) rotate(10deg);animation-delay:.1s}
.assembly .p3{clip-path:polygon(0 52%,52% 52%,52% 100%,0 100%);transform:translate(-70px,60px) rotate(9deg);animation-delay:.2s}
.assembly .p4{clip-path:polygon(52% 52%,100% 52%,100% 100%,52% 100%);transform:translate(70px,60px) rotate(-9deg);animation-delay:.3s}
@keyframes asm{to{opacity:1;transform:translate(0,0) rotate(0)}}
#intro .full{margin-top:6px;opacity:0;height:0;overflow:hidden}
#intro .full img{height:52px}
#intro.reveal .assembly{opacity:0;transition:.4s}
#intro.reveal .full{opacity:1;height:58px;transition:opacity .5s .15s}
.introtag{font-family:var(--font-head);font-weight:600;color:var(--slate);letter-spacing:3px;font-size:11px;text-transform:uppercase;margin-top:14px;opacity:0}
#intro.reveal .introtag{opacity:1;transition:opacity .5s .3s}

/* nav */
header.nav{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.9);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
.nav .row{display:flex;align-items:center;justify-content:space-between;height:74px}
.nav .logo img{height:40px;display:block}
.nav .links{display:flex;gap:26px;align-items:center}
.nav .links a{font-weight:500;font-size:15px;color:var(--ink)}.nav .links a:hover{color:var(--sky-d)}
.nav .cta{display:flex;gap:12px;align-items:center}
.menu-btn{display:none;background:none;border:0;font-size:26px;color:var(--navy);cursor:pointer}
.mobile-menu{display:none;flex-direction:column;background:#fff;border-bottom:1px solid var(--line);padding:8px 28px 18px}
.mobile-menu a{padding:11px 0;border-bottom:1px solid var(--line);font-weight:500;color:var(--ink)}
.mobile-menu.open{display:flex}
@media(max-width:940px){.nav .links,.nav .cta{display:none}.menu-btn{display:block}}

/* hero */
.hero{position:relative;overflow:hidden;min-height:640px;display:flex;align-items:center}
.hero .bg{position:absolute;inset:0;background-image:url(../img/hero.jpg);background-size:cover;background-position:center;filter:brightness(1.0) saturate(1.0);transform:scale(1.04);animation:kb 24s ease-in-out infinite alternate;z-index:0}
@keyframes kb{from{transform:scale(1.04) translate(0,0)}to{transform:scale(1.13) translate(-1.5%,-1%)}}
.hero .veil{position:absolute;inset:0;z-index:1;background:linear-gradient(96deg, rgba(255,255,255,.9) 0%, rgba(255,255,255,.7) 34%, rgba(255,255,255,.36) 64%, rgba(255,255,255,.12) 100%),radial-gradient(120% 95% at 0% 55%, rgba(255,255,255,.55), rgba(255,255,255,0) 58%)}
.hero .wrap{position:relative;z-index:2;width:100%}
.hero .inner{max-width:640px;padding:72px 0}
.hero h1{font-size:62px;letter-spacing:-1.4px;line-height:1.03;color:var(--ink);text-shadow:0 1px 14px rgba(255,255,255,.55)}
.hero h1 .accent{color:var(--sky-d)}
.hero .sub{color:#2c3346;font-size:20px;margin:22px 0 0;max-width:520px;text-shadow:0 1px 10px rgba(255,255,255,.6)}
.hero .btns{margin-top:32px;display:flex;gap:14px;flex-wrap:wrap}
.hero .chips{margin-top:30px;display:flex;gap:22px;flex-wrap:wrap}
.hero .chip{font-family:var(--font-head);font-weight:600;font-size:13.5px;color:var(--ink);display:flex;align-items:center;gap:8px}
.hero .chip i{width:8px;height:8px;background:var(--sky);border-radius:2px;transform:rotate(45deg);display:inline-block}
@media(max-width:940px){.hero{min-height:0}.hero h1{font-size:38px}.hero .inner{padding:54px 0}.hero .veil{background:rgba(255,255,255,.86)}}

/* page header (interior pages) */
.phead{background:var(--mist);border-bottom:1px solid var(--line);padding:64px 0 56px}
.phead h1{font-size:44px;max-width:820px}
.phead p{color:var(--slate);font-size:18px;margin-top:14px;max-width:720px}
.crumbs{font-size:13px;color:var(--slate);margin-bottom:14px}
.crumbs a:hover{color:var(--sky-d)}
@media(max-width:940px){.phead h1{font-size:32px}}

.reveal{opacity:0;transform:translateY(22px);transition:.5s cubic-bezier(.2,.7,.2,1)}
.reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}.reveal{opacity:1;transform:none}#intro{display:none}}

.trust{background:var(--mist);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.trust .inner{display:flex;flex-wrap:wrap;gap:14px 30px;justify-content:center;padding:16px 0;font-family:var(--font-head);font-weight:600;font-size:13.5px;color:var(--ink)}
.trust b{color:var(--sky-d)}

.pillars{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;margin-top:48px}
.pillar{background:#fff;border:1px solid var(--line);border-radius:14px;padding:26px;transition:.2s}
.pillar:hover{box-shadow:0 14px 34px rgba(20,24,46,.1);transform:translateY(-4px);border-color:#d7e2f0}
.pillar .ic{width:46px;height:46px;border-radius:11px;background:var(--mist);display:flex;align-items:center;justify-content:center;margin-bottom:15px;font-size:21px}
.pillar h4{font-size:18px;margin-bottom:8px}.pillar p{color:var(--slate);font-size:14.5px;margin:0}
@media(max-width:940px){.pillars{grid-template-columns:1fr 1fr}}

.prodgrid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:44px}
.pcard{border:1px solid var(--line);border-radius:14px;background:#fff;overflow:hidden;transition:.2s;display:block}
.pcard:hover{box-shadow:0 16px 34px rgba(20,24,46,.12);transform:translateY(-5px);border-color:#d7e2f0}
.pcard .imgwrap{background:linear-gradient(160deg,#fff,var(--mist));height:188px;display:flex;align-items:center;justify-content:center;padding:14px;border-bottom:1px solid var(--line)}
.pcard .imgwrap img{max-height:172px;max-width:84%;filter:drop-shadow(0 12px 18px rgba(20,24,46,.16))}
.pcard .b{padding:18px 18px 20px}
.pcard .tag{font-family:var(--font-head);font-size:11px;font-weight:700;color:var(--sky-d);letter-spacing:1px}
.pcard h3{font-size:16.5px;margin:6px 0 4px}.pcard p{color:var(--slate);font-size:13.5px;margin:0 0 10px}
.pcard .more{color:var(--navy);font-weight:600;font-size:14px}
@media(max-width:940px){.prodgrid{grid-template-columns:1fr 1fr}}

/* product detail */
.pdetail{display:grid;grid-template-columns:.9fr 1.1fr;gap:48px;align-items:start}
.pdetail .media{background:linear-gradient(160deg,#fff,var(--mist));border:1px solid var(--line);border-radius:16px;padding:30px;display:flex;align-items:center;justify-content:center;position:sticky;top:96px}
.pdetail .media img{max-height:360px;filter:drop-shadow(0 18px 26px rgba(20,24,46,.18))}
.pdetail .tag{display:inline-block;font-family:var(--font-head);font-weight:700;font-size:12px;color:var(--sky-d);letter-spacing:1px;margin-bottom:8px}
.pdetail h2{font-size:20px;margin:30px 0 12px}
.benefits{display:flex;flex-wrap:wrap;gap:10px}
.benefits span{background:var(--mist);border:1px solid var(--line);border-radius:30px;padding:7px 14px;font-size:13.5px;font-family:var(--font-head);font-weight:600;color:var(--ink)}
.uses{margin:0;padding:0;list-style:none}
.uses li{padding:8px 0 8px 26px;position:relative;color:var(--slate)}
.uses li:before{content:"";position:absolute;left:2px;top:15px;width:9px;height:9px;background:var(--sky);border-radius:2px;transform:rotate(45deg)}
.spectable{width:100%;border-collapse:collapse;margin-top:6px}
.spectable td{padding:11px 0;border-bottom:1px solid var(--line);font-size:15px;vertical-align:top}
.spectable td:first-child{font-family:var(--font-head);font-weight:600;color:var(--navy);width:38%;padding-right:16px}
.faq{border:1px solid var(--line);border-radius:12px;margin-top:12px;overflow:hidden}
.faq details{border-bottom:1px solid var(--line)}.faq details:last-child{border-bottom:0}
.faq summary{cursor:pointer;padding:16px 18px;font-family:var(--font-head);font-weight:600;color:var(--ink);list-style:none;display:flex;justify-content:space-between;align-items:center}
.faq summary::-webkit-details-marker{display:none}
.faq summary:after{content:"+";color:var(--sky-d);font-size:20px;font-weight:700}
.faq details[open] summary:after{content:"−"}
.faq .a{padding:0 18px 16px;color:var(--slate);font-size:15px}
.pdctas{display:flex;gap:12px;flex-wrap:wrap;margin-top:26px}
@media(max-width:940px){.pdetail{grid-template-columns:1fr;gap:26px}.pdetail .media{position:static}}

/* calculator */
.calc{background:#fff;border:1px solid var(--line);border-radius:18px;padding:38px;display:grid;grid-template-columns:1fr 1fr;gap:38px;box-shadow:0 18px 40px rgba(20,24,46,.06)}
.calc h3{font-size:24px}.calc .desc{color:var(--slate);font-size:15px;margin-top:8px}
.calc label{display:block;font-family:var(--font-head);font-weight:600;font-size:12.5px;color:var(--navy);margin:16px 0 6px;text-transform:uppercase;letter-spacing:.6px}
.calc select,.calc input{width:100%;padding:12px 14px;border-radius:9px;border:1px solid var(--line);background:#fff;font-size:15px;font-family:var(--font-body);color:var(--ink)}
.calc .twocol{display:flex;gap:14px}.calc .twocol>div{flex:1}
.unit{display:flex;gap:8px;margin-top:8px}
.unit button{flex:1;padding:9px;border-radius:7px;border:1px solid var(--line);background:#fff;color:var(--slate);cursor:pointer;font-family:var(--font-head);font-weight:600;font-size:13px}
.unit button.active{background:var(--navy);color:#fff;border-color:var(--navy)}
.result{background:var(--navy);color:#fff;border-radius:14px;padding:26px}
.result .lbl{font-family:var(--font-head);font-weight:600;color:var(--sky-light);font-size:12px;text-transform:uppercase;letter-spacing:1px}
.result .big{font-family:var(--font-head);font-weight:800;font-size:40px;line-height:1;margin-top:6px}
.result .big em{color:var(--sky);font-style:normal}
.result .bagrow{display:flex;justify-content:space-between;padding:11px 0;border-bottom:1px solid rgba(255,255,255,.14);font-size:15px}
.result .bagrow b{font-family:var(--font-head)}
.result .note{color:#aebbd4;font-size:12px;margin-top:14px;line-height:1.5}
@media(max-width:940px){.calc{grid-template-columns:1fr;padding:26px}}

.stats{background:var(--navy);color:#fff}
.statgrid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;text-align:center}
.stat .num{font-family:var(--font-head);font-weight:800;font-size:48px;line-height:1}
.stat .num em{color:var(--sky);font-style:normal}
.stat span{color:#bcc6dc;font-size:15px}
@media(max-width:940px){.statgrid{grid-template-columns:1fr 1fr;gap:30px}}

.split{display:grid;grid-template-columns:1fr 1fr;gap:46px;align-items:center}
.split .img{border-radius:16px;overflow:hidden;aspect-ratio:5/4;box-shadow:0 20px 44px rgba(20,24,46,.14);background-image:url(../img/pool.jpg);background-size:cover;background-position:center}
.qbadges{display:flex;gap:12px;flex-wrap:wrap;margin-top:22px}
.qbadge{border:1px solid var(--line);border-radius:9px;padding:11px 16px;font-family:var(--font-head);font-weight:600;font-size:13.5px;color:var(--ink)}
.qbadge em{color:var(--sky-d);font-style:normal}
@media(max-width:940px){.split{grid-template-columns:1fr}}

/* enquiry / forms */
.enq{display:grid;grid-template-columns:.85fr 1.15fr;gap:42px;align-items:start;margin-top:38px}
.enq .side h3{font-size:24px}.enq .side p{color:var(--slate);font-size:16px;margin-top:10px}
.form{background:#fff;border:1px solid var(--line);border-radius:16px;padding:28px;box-shadow:0 12px 30px rgba(20,24,46,.06)}
.form .frow{display:flex;gap:16px}.form .frow>div{flex:1}
.form label{display:block;font-family:var(--font-head);font-weight:600;font-size:13px;color:var(--navy);margin:13px 0 6px}
.form input,.form select,.form textarea{width:100%;padding:12px 14px;border:1px solid var(--line);border-radius:9px;font-size:15px;font-family:var(--font-body)}
.form input:focus,.form select:focus,.form textarea:focus{outline:none;border-color:var(--sky);box-shadow:0 0 0 3px rgba(89,178,230,.18)}
.form textarea{min-height:96px;resize:vertical}
.form .ok{display:none;background:#e7f7ef;border:1px solid #aee3c8;color:#1d7a4d;border-radius:9px;padding:13px;margin-top:13px;font-size:14px}
.form .ok.show{display:block}
@media(max-width:940px){.enq{grid-template-columns:1fr}.form .frow{flex-direction:column;gap:0}}

footer{background:var(--navy);color:#9fabc6;padding:52px 0 28px;font-size:14.5px}
footer .logo img{height:38px;margin-bottom:16px}
.fcols{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:30px}
footer h5{font-family:var(--font-head);color:#fff;font-size:13px;text-transform:uppercase;letter-spacing:1.5px;margin:0 0 12px}
footer a{display:block;color:#9fabc6;padding:4px 0}footer a:hover{color:var(--sky)}
.fbar{border-top:1px solid rgba(255,255,255,.12);margin-top:32px;padding-top:18px;font-size:13px;color:#7c89a8;display:flex;justify-content:space-between;flex-wrap:wrap;gap:8px}
@media(max-width:940px){.fcols{grid-template-columns:1fr}}

.wa{position:fixed;right:20px;bottom:20px;width:56px;height:56px;border-radius:50%;background:#25D366;display:flex;align-items:center;justify-content:center;z-index:60;box-shadow:0 8px 20px rgba(0,0,0,.25)}