/* Klin Su Arıtma — site styles */
:root{
  --deep:#0E3B45; --deep-2:#0A2B33; --aqua:#3EB7B2; --aqua-d:#258F8B;
  --panel:#E4F4F3; --panel-2:#F2F9F8; --mist:#F6FBFB; --line:#D5E6E5;
  --ink:#15303A; --mute:#3F5A62; --white:#fff;
  --r:20px; --r-s:12px;
  --wrap:1240px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{margin:0;font-family:'Outfit','Segoe UI',system-ui,sans-serif;color:var(--ink);background:var(--white);line-height:1.5;-webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto;display:block}
a{color:var(--deep)}
a:hover{color:var(--aqua-d)}
h1,h2,h3{margin:0;color:var(--deep);font-weight:800;letter-spacing:-.02em;text-wrap:balance}
p{margin:0}
:focus-visible{outline:3px solid var(--aqua);outline-offset:3px;border-radius:6px}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 24px}
@media (min-width:760px){.wrap{padding:0 40px}}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:52px;padding:0 26px;border-radius:999px;font:inherit;font-weight:600;font-size:16px;text-decoration:none;border:2px solid transparent;cursor:pointer;transition:background .15s,color .15s}
.btn-p{background:var(--deep);color:#fff}.btn-p:hover{background:var(--deep-2);color:#fff}
.btn-o{background:#fff;color:var(--deep);border-color:var(--deep)}.btn-o:hover{background:var(--panel);color:var(--deep)}
.btn-a{background:var(--aqua);color:var(--deep)}.btn-a:hover{background:#2FA39E;color:var(--deep)}
.btn-ghost{background:transparent;color:#fff;border-color:#fff}.btn-ghost:hover{background:rgba(255,255,255,.12);color:#fff}
.btn svg{flex:none}

/* header */
.site-header{position:sticky;top:0;z-index:20;background:rgba(255,255,255,.96);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.site-header .wrap{height:76px;display:flex;align-items:center;justify-content:space-between;gap:16px}
.logo img{height:40px;width:auto}
.nav{display:none;gap:4px}
.nav a{text-decoration:none;font-weight:500;font-size:16px;color:var(--ink);padding:10px 14px;border-radius:999px}
.nav a:hover,.nav a[aria-current=page]{background:var(--panel);color:var(--deep)}
.nav a[aria-current=page]{font-weight:600}
.hdr-call{min-height:44px;padding:0 18px;font-size:15px}
.hdr-call .num{display:none}
.menu-btn{display:inline-flex;align-items:center;justify-content:center;width:44px;height:44px;border:1.5px solid var(--line);border-radius:12px;background:#fff;color:var(--deep);cursor:pointer}
#nav-toggle{position:absolute;opacity:0;pointer-events:none}
.mobile-nav{display:none;border-top:1px solid var(--line);background:#fff}
.mobile-nav a{display:block;padding:14px 24px;text-decoration:none;font-weight:500;color:var(--ink);border-bottom:1px solid var(--line)}
.mobile-nav a[aria-current=page]{color:var(--deep);font-weight:600;background:var(--panel-2)}
#nav-toggle:checked ~ .mobile-nav{display:block}
@media (min-width:900px){
  .site-header .wrap{height:84px}
  .logo img{height:44px}
  .nav{display:flex}
  .menu-btn,.mobile-nav{display:none!important}
  .hdr-call .num{display:inline}
}

/* hero */
.hero{position:relative;overflow:hidden}
.hero::before{content:"";position:absolute;top:-260px;right:-300px;width:760px;height:760px;border-radius:50% 50% 50% 0;transform:rotate(-45deg);background:var(--panel);pointer-events:none}
.hero .wrap{position:relative;display:grid;gap:40px;align-items:center;padding-top:48px;padding-bottom:48px}
.hero-copy{display:flex;flex-direction:column;gap:22px}
.tag{display:flex;align-items:center;gap:10px;font-weight:600;color:var(--deep);font-size:16px}
.tag::before{content:"";width:10px;height:10px;border-radius:50%;background:var(--aqua)}
.hero h1{font-size:clamp(40px,6vw,64px);line-height:1.02}
.lede{font-size:clamp(17px,2vw,20px);color:var(--mute);max-width:520px;line-height:1.55;text-wrap:pretty}
.cta-row{display:flex;gap:14px;flex-wrap:wrap}
.ticks{display:flex;gap:24px;flex-wrap:wrap;font-size:15px;color:var(--deep);padding-top:4px}
.ticks span{display:inline-flex;align-items:center;gap:8px}
.ticks svg{color:var(--aqua)}
.hero-media img{width:100%;max-width:560px;margin:0 auto;filter:drop-shadow(0 24px 40px rgba(14,59,69,.18))}
@media (min-width:900px){.hero .wrap{grid-template-columns:1.05fr 1fr;gap:48px;padding-top:72px;padding-bottom:72px}}

/* value strip */
.strip{border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.strip .wrap{display:grid;gap:24px;padding-top:36px;padding-bottom:36px;grid-template-columns:1fr}
.strip-item{display:flex;gap:16px;align-items:flex-start}
.ico{width:52px;height:52px;border-radius:14px;background:var(--deep);color:#fff;display:flex;align-items:center;justify-content:center;flex:none}
.strip-item b{display:block;color:var(--deep);font-size:17px}
.strip-item small{display:block;font-size:14px;color:var(--mute);margin-top:4px}
@media (min-width:600px){.strip .wrap{grid-template-columns:1fr 1fr}}
@media (min-width:1000px){.strip .wrap{grid-template-columns:repeat(4,1fr);gap:32px;padding-top:40px;padding-bottom:40px}}

/* sections */
.section{padding:64px 0}
@media (min-width:900px){.section{padding:96px 0}}
.section-mist{background:var(--mist)}
.section-deep{background:var(--deep);color:#fff}
.section-deep h2{color:#fff}
.sec-head{display:flex;justify-content:space-between;align-items:flex-end;gap:24px;flex-wrap:wrap;margin-bottom:40px}
.sec-head h2{font-size:clamp(30px,4vw,42px)}
.sec-head p{color:var(--mute);max-width:420px;font-size:17px}
.kicker{font-size:14px;font-weight:700;color:var(--aqua-d);margin-bottom:10px}
.section-deep .kicker{color:var(--aqua)}

/* grids & cards */
.grid{display:grid;gap:24px;grid-template-columns:1fr}
@media (min-width:600px){.grid{grid-template-columns:1fr 1fr}}
@media (min-width:1000px){.g3{grid-template-columns:repeat(3,1fr)}.g4{grid-template-columns:repeat(4,1fr)}}
.cat{text-decoration:none;background:var(--panel);border-radius:24px;padding:32px;display:flex;flex-direction:column;gap:16px;min-height:300px;color:var(--ink)}
.cat .media{display:flex;justify-content:center;padding:10px 0;color:var(--deep)}
.cat .media img{max-height:170px;width:auto}
.cat h3{font-size:24px}
.cat p{font-size:15px;color:var(--mute)}
.cat .more{margin-top:auto;font-weight:600;color:var(--deep);display:inline-flex;align-items:center;gap:8px}
.cat:hover .more{color:var(--aqua-d)}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--r);overflow:hidden;display:flex;flex-direction:column}
.card .media{background:var(--panel-2);height:240px;display:flex;align-items:center;justify-content:center;border-bottom:1px solid var(--line)}
.card .media img{max-height:204px;max-width:78%;width:auto}
.card.filter .media{height:200px}
.card.filter .media img{max-height:168px}
.card .body{padding:22px 24px 24px;display:flex;flex-direction:column;gap:10px;flex:1}
.card h3{font-size:22px;font-weight:700}
.card.filter h3{font-size:20px}
.card p{font-size:15px;color:var(--mute)}
.card .more{margin-top:auto;padding-top:10px;font-weight:600;color:var(--deep);text-decoration:none;display:inline-flex;align-items:center;gap:8px}
.chips{display:flex;flex-wrap:wrap;gap:6px}
.chip{font-size:12px;font-weight:600;padding:5px 10px;border-radius:999px;background:var(--panel);color:var(--deep)}

/* process */
.two{display:grid;gap:40px;align-items:center}
@media (min-width:900px){.two{grid-template-columns:1fr 1.1fr;gap:64px}}
.two h2{font-size:clamp(30px,4vw,42px)}
.two .lede{font-size:17px}
.steps{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:12px}
.steps li{display:flex;gap:18px;align-items:center;background:#fff;border:1px solid var(--line);border-radius:16px;padding:18px 22px}
.steps .n{width:40px;height:40px;border-radius:50%;background:var(--deep);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;flex:none}
.steps li:nth-child(4) .n{background:var(--aqua);color:var(--deep)}
.steps b{display:block;color:var(--deep)}
.steps small{font-size:14px;color:var(--mute)}

/* contact / form */
.contact-grid{display:grid;gap:40px;align-items:center}
@media (min-width:900px){.contact-grid{grid-template-columns:1fr 1fr;gap:64px}}
.contact-grid h2{font-size:clamp(30px,4vw,42px);line-height:1.1}
.contact-grid .lede{color:#BFE3E0}
.bigtel{color:#fff;text-decoration:none;font-size:32px;font-weight:800;margin-top:8px;display:inline-block}
.form{background:#fff;border-radius:24px;padding:28px;display:flex;flex-direction:column;gap:14px;color:var(--ink)}
@media (min-width:600px){.form{padding:32px}}
.form label{display:flex;flex-direction:column;gap:6px;font-size:14px;font-weight:600}
.form input,.form select,.form textarea{font:inherit;font-size:15px;min-height:48px;border:1.5px solid var(--line);border-radius:12px;padding:10px 14px;background:#fff;color:var(--ink)}
.form textarea{min-height:110px;resize:vertical}
.form .check{flex-direction:row;align-items:flex-start;gap:8px;font-size:12px;font-weight:400;color:var(--mute);line-height:1.4}
.form .check input{min-height:0;margin-top:2px}
.form .btn{border:0;margin-top:6px}

/* page header + filters */
.page-head{background:var(--panel)}
.page-head .wrap{padding-top:48px;padding-bottom:44px;display:flex;flex-direction:column;gap:20px}
.crumbs{font-size:14px;color:var(--mute)}
.crumbs a{text-decoration:none}
.page-head h1{font-size:clamp(36px,5vw,52px)}
.page-head .lede{font-size:18px;max-width:640px}
.pills{display:flex;gap:10px;flex-wrap:wrap;padding-top:6px}
.pill{display:inline-flex;align-items:center;min-height:44px;padding:0 20px;border-radius:999px;border:1.5px solid var(--line);background:#fff;color:var(--ink);font:inherit;font-size:15px;font-weight:500;cursor:pointer}
.pill[aria-pressed=true]{background:var(--deep);color:#fff;border-color:var(--deep)}
.list-meta{display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap;font-size:15px;color:var(--mute);margin-bottom:28px}
.group{padding-top:56px}
.group:first-child{padding-top:0}
.group-head{display:flex;justify-content:space-between;align-items:flex-end;gap:20px;flex-wrap:wrap;border-bottom:1px solid var(--line);padding-bottom:16px;margin-bottom:22px}
.group-head h2{font-size:28px}
.group-head p{font-size:15px;color:var(--mute)}
.hidden{display:none!important}

/* band */
.band{background:var(--mist);border-top:1px solid var(--line)}
.band .wrap{display:grid;gap:28px;align-items:center;padding-top:56px;padding-bottom:56px}
@media (min-width:900px){.band .wrap{grid-template-columns:1fr 1fr;gap:48px;padding-top:72px;padding-bottom:72px}}
.band h2{font-size:clamp(28px,3.5vw,36px)}
.band .lede{font-size:17px}
.band .actions{display:flex;gap:14px;flex-wrap:wrap}
@media (min-width:900px){.band .actions{justify-content:flex-end}}
.band-deep{background:var(--deep);color:#fff;border:0}
.band-deep h2{color:#fff}.band-deep .lede{color:#BFE3E0}

/* contact page */
.info-list{display:flex;flex-direction:column;gap:18px}
.info-list .row{display:flex;gap:14px;align-items:flex-start}
.info-list b{display:block;color:var(--deep)}
.info-list a{text-decoration:none;font-weight:600}
.map-ph{background:var(--panel);border-radius:24px;min-height:260px;display:flex;align-items:center;justify-content:center;color:var(--mute);font-size:15px}

/* footer */
.site-footer{background:var(--deep);color:#fff;margin-top:auto}
.site-footer .wrap{padding-top:64px;padding-bottom:36px;display:flex;flex-direction:column;gap:48px}
.foot{display:grid;gap:36px;grid-template-columns:1fr}
@media (min-width:600px){.foot{grid-template-columns:1fr 1fr}}
@media (min-width:1000px){.foot{grid-template-columns:1.4fr 1fr 1fr 1fr;gap:40px}}
.foot-brand{display:flex;flex-direction:column;gap:18px}
.foot-brand .logo-box{background:#fff;display:inline-flex;padding:12px 18px;border-radius:14px;align-self:flex-start}
.foot-brand .logo-box img{height:36px;width:auto}
.foot-brand p{font-size:15px;line-height:1.6;color:#BFE3E0;max-width:320px}
.foot-col{display:flex;flex-direction:column;gap:12px;font-size:15px}
.foot-col b{font-weight:700;color:var(--aqua);font-size:13px;letter-spacing:.06em}
.foot-col a{color:#fff;text-decoration:none}
.foot-col a:hover{color:var(--aqua)}
.foot-col .tel{font-weight:700;font-size:20px}
.foot-col span{color:#BFE3E0}
.foot-bottom{border-top:1px solid rgba(255,255,255,.15);padding-top:24px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;font-size:13px;color:#BFE3E0}
.foot-bottom a{color:#BFE3E0;text-decoration:none}
.foot-bottom a:hover{color:#fff}
body{display:flex;flex-direction:column;min-height:100vh}
main{flex:1}