/* ElitServis Təmizlik — palette taken from the logo (navy + sky blue).
   Layout: light hero with illustration, picture cards for services, one navy band. */
:root{
  --ink:#0D2B5C;        /* main text */
  --ink-soft:#4B5F7E;   /* secondary text */
  --navy:#123E85;       /* logo navy */
  --sky:#0EA0E9;        /* logo sky blue */
  --sky-deep:#0B7FC0;   /* hover, small accent text */
  --foam:#EAF5FD;       /* soft surfaces */
  --paper:#FFFFFF;
  --line:#D6E6F5;
  --hl:#BFE3FA;         /* headline highlight */
  --wa:#25A55A;         /* WhatsApp */
  --on-dark:#BCD3F0;
  --f-display:"Montserrat",system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;
  --f-body:"Inter",system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;
  --r:18px;
  --shadow:0 22px 48px -26px rgba(13,43,92,.45);
  color-scheme:light;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;scroll-padding-top:84px}
body{margin:0;background:var(--paper);color:var(--ink);font:16px/1.6 var(--f-body)}
img,svg{max-width:100%}
a{color:inherit}
.wrap{max-width:1160px;margin:0 auto;padding-left:max(16px,env(safe-area-inset-left,0px));padding-right:max(16px,env(safe-area-inset-right,0px))}
h1,h2,h3{font-family:var(--f-display);line-height:1.15;text-wrap:balance;margin:0}
h1{font-size:clamp(2rem,1.2rem + 3.4vw,3.4rem);font-weight:800;letter-spacing:-.02em}
h2{font-size:clamp(1.55rem,1.1rem + 1.8vw,2.3rem);font-weight:800;letter-spacing:-.015em}
h3{font-size:1.06rem;font-weight:700}
p{margin:0}
.eyebrow{font-family:var(--f-display);font-size:.76rem;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--sky-deep)}
section{padding-block:clamp(56px,8vw,100px)}
.sec-head{display:grid;gap:12px;max-width:640px;margin-bottom:36px}
.sec-head p{color:var(--ink-soft);font-size:1.05rem}
:focus-visible{outline:3px solid var(--sky);outline-offset:2px}
.i{width:24px;height:24px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;flex:none}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:52px;padding:0 24px;border-radius:999px;font:700 1rem/1 var(--f-display);text-decoration:none;border:0;cursor:pointer;transition:transform .15s,background-color .15s,box-shadow .15s}
.btn .i{width:20px;height:20px}
.btn:active{transform:scale(.97)}
.btn-main{background:var(--navy);color:#fff}
.btn-main:hover{background:var(--ink)}
.btn-wa{background:var(--wa);color:#fff}
.btn-wa:hover{background:#1E8C4C}
.btn-ghost{background:var(--paper);color:var(--ink);box-shadow:inset 0 0 0 2px var(--line)}
.btn-ghost:hover{box-shadow:inset 0 0 0 2px var(--sky)}

/* header */
body::before{content:"";position:fixed;inset:0 0 auto;height:env(safe-area-inset-top,0px);z-index:60;background:var(--paper)}
.top{position:sticky;top:env(safe-area-inset-top,0px);z-index:50;background:rgba(255,255,255,.95);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.top .wrap{display:flex;align-items:center;gap:14px;min-height:72px;position:relative}
.brand{display:flex;align-items:center;margin-right:auto;min-width:0}
.brand img{height:54px;width:auto;display:block}
.nav{display:flex;gap:2px}
.nav a{padding:8px 12px;border-radius:10px;text-decoration:none;font:600 .93rem var(--f-display);color:var(--ink-soft)}
.nav a:hover{color:var(--ink);background:var(--foam)}
.lang{display:flex;border-radius:999px;box-shadow:inset 0 0 0 1.5px var(--line);padding:3px;font:700 .78rem var(--f-display);flex:none}
.lang a,.lang span{padding:5px 10px;border-radius:999px;text-decoration:none;line-height:1.2}
.lang a:hover{background:var(--foam)}
.lang span{background:var(--navy);color:#fff}
.top-call{display:inline-flex;align-items:center;gap:8px;font:700 1rem var(--f-display);text-decoration:none;white-space:nowrap;font-variant-numeric:tabular-nums}
.top-call .i{color:var(--sky);width:22px;height:22px}
.burger{display:none;width:44px;height:44px;border:0;border-radius:12px;background:var(--foam);color:var(--ink);cursor:pointer;place-items:center;flex:none}
@media (max-width:1040px){
  .burger{display:grid}
  .nav{display:none;position:absolute;left:0;right:0;top:100%;flex-direction:column;gap:0;background:var(--paper);border-bottom:1px solid var(--line);box-shadow:var(--shadow);padding:8px max(16px,env(safe-area-inset-right,0px)) 16px max(16px,env(safe-area-inset-left,0px))}
  .nav.open{display:flex}
  .nav a{padding:14px 8px;font-size:1.05rem;border-bottom:1px solid var(--foam);border-radius:0}
}
@media (max-width:700px){
  .top-call{display:none}
  .top .wrap{min-height:64px}
  .brand img{height:46px}
}
@media (max-width:360px){.brand img{height:40px}}

/* hero */
.hero{position:relative;overflow:hidden;background:linear-gradient(180deg,var(--foam),var(--paper));padding-block:clamp(36px,6vw,80px)}
.hero>.wrap{display:grid;grid-template-columns:1.05fr .95fr;gap:clamp(28px,5vw,64px);align-items:center}
.hero-copy{display:grid;gap:22px;min-width:0}
.hero h1 em{font-style:normal;color:var(--sky-deep);background:linear-gradient(transparent 64%,var(--hl) 64%,var(--hl) 92%,transparent 92%);padding:0 .06em}
.lead{font-size:clamp(1.02rem,.95rem + .4vw,1.15rem);color:var(--ink-soft);max-width:34em}
.hero-cta{display:flex;flex-wrap:wrap;gap:12px}
.chips{display:flex;flex-wrap:wrap;gap:10px 20px;list-style:none;padding:0;margin:0;font-weight:600;font-size:.93rem}
.chips li{display:flex;gap:8px;align-items:center}
.chips .i{width:20px;height:20px;color:var(--sky);stroke-width:2.6}
.hero-art{position:relative;min-width:0}
.hero-art .pic{border-radius:28px;overflow:hidden;box-shadow:var(--shadow);aspect-ratio:6/5;max-width:100%}
.hero-art .pic svg,.hero-art .pic img{display:block;width:100%;height:100%}
.badge{position:absolute;display:flex;align-items:center;gap:10px;background:var(--paper);border-radius:16px;padding:10px 14px;box-shadow:var(--shadow);font:700 .88rem/1.25 var(--f-display)}
.badge small{display:block;font:500 .75rem var(--f-body);color:var(--ink-soft)}
.badge .bi{width:38px;height:38px;border-radius:12px;display:grid;place-items:center;background:var(--foam);color:var(--sky-deep);flex:none}
.badge-1{left:-14px;bottom:28px}
.badge-2{right:-10px;top:24px}
@media (max-width:900px){.hero>.wrap{grid-template-columns:1fr}.badge-1{left:10px}.badge-2{right:10px}}
@media (max-width:480px){.hero-cta .btn{flex:1 1 100%}.badge{font-size:.8rem;padding:8px 10px}.badge .bi{width:32px;height:32px}}

/* services: picture cards */
.svc-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.svc{border-radius:var(--r);background:var(--paper);box-shadow:inset 0 0 0 1px var(--line);overflow:hidden;display:flex;flex-direction:column;transition:box-shadow .2s,transform .2s}
.svc:hover{box-shadow:inset 0 0 0 1.5px var(--sky),var(--shadow);transform:translateY(-3px)}
.svc .pic{aspect-ratio:16/10;background:var(--foam);overflow:hidden}
.svc .pic img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .4s}
.svc:hover .pic img{transform:scale(1.04)}
.svc .body{display:grid;gap:8px;padding:18px 18px 20px;flex:1;align-content:start}
.svc p{color:var(--ink-soft);font-size:.93rem}
.svc .more{display:inline-flex;align-items:center;gap:6px;margin-top:4px;font:700 .9rem var(--f-display);color:var(--sky-deep);text-decoration:none}
.svc .more:hover{color:var(--navy)}
.svc .more .i{width:18px;height:18px}
@media (max-width:1040px){.svc-grid{grid-template-columns:repeat(2,1fr)}}
@media (max-width:560px){
  .svc-grid{gap:10px}
  .svc .body{padding:12px 12px 14px;gap:6px}
  .svc h3{font-size:.92rem}
  .svc p{font-size:.8rem;line-height:1.45}
  .svc .more{font-size:.84rem}
}

/* included — navy band */
.dark{background:var(--navy);color:#fff}
.dark .eyebrow{color:var(--hl)}
.dark .sec-head p{color:var(--on-dark)}
.tabs{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:28px}
.tab{min-height:44px;padding:0 18px;border-radius:999px;border:0;background:rgba(255,255,255,.1);color:#fff;font:700 .93rem var(--f-display);cursor:pointer}
.tab[aria-selected=true]{background:var(--sky);color:#fff}
.checks{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:repeat(2,1fr);gap:16px 36px;max-width:900px}
.checks li{display:flex;gap:12px;align-items:flex-start}
.checks .i{color:var(--sky);stroke-width:2.6;margin-top:1px}
@media (max-width:640px){.checks{grid-template-columns:1fr;gap:14px}}

/* steps */
.steps{list-style:none;counter-reset:s;display:grid;grid-template-columns:repeat(4,1fr);gap:24px;padding:0;margin:0}
.steps li{counter-increment:s;display:grid;gap:8px;align-content:start;padding-top:18px;border-top:2px solid var(--line)}
.steps li::before{content:counter(s,decimal-leading-zero);font:800 1.8rem/1 var(--f-display);color:var(--sky)}
.steps p{color:var(--ink-soft);font-size:.95rem}
@media (max-width:900px){.steps{grid-template-columns:repeat(2,1fr)}}
@media (max-width:520px){
  .steps{grid-template-columns:1fr;gap:18px}
  .steps li{grid-template-columns:48px 1fr;gap:2px 12px;border-top:0;padding-top:0}
  .steps li::before{grid-row:span 2}
}

/* why */
.why-sec{background:var(--foam)}
.why-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.why{display:grid;gap:10px;align-content:start;background:var(--paper);border-radius:var(--r);padding:22px}
.why .bi{width:50px;height:50px;border-radius:15px;background:var(--foam);display:grid;place-items:center;color:var(--sky-deep)}
.why p{color:var(--ink-soft);font-size:.94rem}
.sister{margin-top:28px;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:16px 28px;padding:22px 26px;border-radius:var(--r);background:var(--navy);color:#fff}
.sister p{font-weight:600;max-width:42em}
.sister a{font:700 1rem var(--f-display);color:var(--hl);white-space:nowrap}
@media (max-width:900px){.why-grid{grid-template-columns:repeat(2,1fr)}}
@media (max-width:520px){.why-grid{grid-template-columns:1fr;gap:12px}}

/* faq */
.faq-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:40px;align-items:start}
.faq-list{min-width:0}
.faq details{border-bottom:1px solid var(--line)}
.faq summary{list-style:none;cursor:pointer;padding:19px 44px 19px 0;font:700 1.02rem/1.4 var(--f-display);position:relative}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";position:absolute;right:6px;top:50%;transform:translateY(-50%);font:600 1.6rem/1 var(--f-display);color:var(--sky)}
.faq details[open] summary::after{content:"−"}
.faq details p{padding:0 0 20px;color:var(--ink-soft)}
@media (max-width:860px){.faq-grid{grid-template-columns:1fr;gap:8px}}

/* contact */
.contact{background:var(--foam)}
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:clamp(28px,5vw,56px);align-items:start}
.contact-info{display:grid;gap:22px;min-width:0}
.contact-info>p{color:var(--ink-soft);font-size:1.05rem}
.c-list{list-style:none;padding:0;margin:0;display:grid;gap:16px}
.c-list li{display:flex;gap:14px;align-items:center}
.c-list .bi{width:46px;height:46px;border-radius:14px;background:var(--paper);display:grid;place-items:center;color:var(--sky-deep);flex:none}
.c-list small{display:block;color:var(--ink-soft);font-size:.8rem;font-weight:600}
.c-list b,.c-list a{font:700 1.05rem var(--f-display);text-decoration:none;font-variant-numeric:tabular-nums}
.form{background:var(--paper);border-radius:24px;padding:clamp(20px,3vw,30px);box-shadow:var(--shadow);display:grid;gap:14px}
.form label{display:grid;gap:6px;font:700 .86rem var(--f-display)}
.inp{width:100%;min-height:50px;padding:12px 14px;border-radius:12px;border:1.5px solid var(--line);font:400 16px/1.4 var(--f-body);background:var(--paper);color:var(--ink)}
.inp:focus{outline:none;border-color:var(--sky);box-shadow:0 0 0 3px rgba(14,160,233,.18)}
textarea.inp{min-height:96px;resize:vertical}
.form-ok{font-size:.9rem;font-weight:600;color:var(--sky-deep)}
@media (max-width:860px){.contact-grid{grid-template-columns:1fr}}

/* footer */
.foot{background:var(--ink);color:var(--on-dark);padding-block:40px 28px;font-size:.9rem}
.foot .wrap{display:grid;gap:24px}
.foot-row{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:20px}
.foot-logo{display:inline-block;background:var(--paper);border-radius:14px;padding:10px 16px}
.foot-logo img{height:48px;width:auto;display:block}
.foot nav{display:flex;flex-wrap:wrap;gap:8px 20px}
.foot a{text-decoration:none}
.foot a:hover{color:#fff}
.credit{display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;padding-top:20px;border-top:1px solid rgba(255,255,255,.12);font-size:.82rem}
.credit a{color:var(--hl);font-weight:700}

/* floating call + WhatsApp widgets */
.fab{position:fixed;right:calc(16px + env(safe-area-inset-right,0px));bottom:calc(18px + env(safe-area-inset-bottom,0px));z-index:55;display:grid;gap:14px}
.fab a{position:relative;width:60px;height:60px;border-radius:50%;display:grid;place-items:center;color:#fff;box-shadow:0 12px 26px -8px rgba(13,43,92,.55);transition:transform .15s}
.fab a:hover{transform:scale(1.06)}
.fab a::before{content:"";position:absolute;inset:0;border-radius:50%;background:inherit;opacity:.45;animation:ring 2.2s ease-out infinite;z-index:-1}
.fab .fab-wa::before{animation-delay:1.1s}
.fab .i{width:28px;height:28px;stroke-width:2}
.fab-call{background:var(--sky)}
.fab-wa{background:var(--wa)}
@keyframes ring{0%{transform:scale(1);opacity:.45}100%{transform:scale(1.6);opacity:0}}
@media (max-width:700px){.foot{padding-bottom:110px}}

@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important}
  html{scroll-behavior:auto}
}