/* ---------- Reset & base ---------- */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:'Inter','Segoe UI',Roboto,system-ui,-apple-system,sans-serif;
  font-size:16px;line-height:1.6;color:#1a2332;background:#fff;
  -webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font:inherit;cursor:pointer;border:none;background:none;color:inherit}
ul{list-style:none}
h1,h2,h3,h4{font-family:'Lora',Georgia,serif;font-weight:600;line-height:1.25;color:#0f1c3a}
h1{font-size:clamp(2rem,4vw,3.25rem)}
h2{font-size:clamp(1.6rem,3vw,2.4rem)}
h3{font-size:1.3rem}
p{color:#3a475a}

/* ---------- Layout helpers ---------- */
.container{width:100%;max-width:1180px;margin:0 auto;padding:0 24px}
.section{padding:40px 0}
.section-tight{padding:56px 0}
.eyebrow{display:inline-block;font-size:.78rem;letter-spacing:.18em;text-transform:uppercase;color:#1f4ea3;font-weight:600;margin-bottom:14px}
.lead{font-size:1.125rem;max-width:780px;color:#3a475a}

/* ---------- Navbar ---------- */
.navbar{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.96);backdrop-filter:blur(10px);border-bottom:1px solid #e8ecf2}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:72px}
.brand{display:flex;align-items:center;gap:12px;font-weight:700;color:#0f1c3a}
.brand-mark{width:38px;height:38px;border-radius:8px;background:linear-gradient(135deg,#1f4ea3,#0f1c3a);display:grid;place-items:center;color:#fff;font-family:'Lora',serif;font-size:1.1rem}
.brand-icon{height:42px;width:auto;display:block;flex:none}
@media(max-width:500px){.brand-icon{height:34px}}
.brand-name{font-family:'Lora',serif;font-size:1.25rem;letter-spacing:.02em}
.brand-sub{font-size:.7rem;color:#6b7689;letter-spacing:.08em;text-transform:uppercase;display:block;margin-top:-2px}

.nav-links{display:flex;align-items:center;gap:8px}
.nav-links > a,.nav-item > a{padding:10px 14px;border-radius:6px;font-size:.95rem;color:#1a2332;font-weight:500;transition:background .2s,color .2s;display:inline-flex;align-items:center}
.nav-links > a:hover,.nav-item > a:hover{background:#eef2f9;color:#1f4ea3}
.nav-links > a.active,.nav-item > a.active{background:#e8eefb;color:#1f4ea3;font-weight:700}

.nav-item{position:relative}
.nav-item.has-dropdown > a::after{content:'▾';font-size:1em;margin-left:6px;color:#6b7689;transition:transform .2s,color .2s}
.nav-item.has-dropdown > a.active::after{color:#1f4ea3}
.nav-item.has-dropdown:hover > a::after,.nav-item.has-dropdown:focus-within > a::after{transform:rotate(180deg);color:#1f4ea3}
.nav-item.has-dropdown:hover > a,.nav-item.has-dropdown:focus-within > a{background:#eef2f9;color:#1f4ea3}

.dropdown{position:absolute;top:calc(100% + 4px);left:0;min-width:260px;background:#fff;border:1px solid #e8ecf2;border-radius:10px;box-shadow:0 14px 36px rgba(15,28,58,.12);padding:8px;opacity:0;visibility:hidden;transform:translateY(-6px);transition:opacity .15s,visibility .15s,transform .15s;z-index:60}
.dropdown::before{content:'';position:absolute;top:-10px;left:0;right:0;height:10px}
.nav-item.has-dropdown:hover .dropdown,.nav-item.has-dropdown:focus-within .dropdown{opacity:1;visibility:visible;transform:translateY(0)}
.dropdown a{display:block;padding:10px 14px;border-radius:6px;font-size:.92rem;color:#1a2332;font-weight:500;white-space:nowrap;transition:background .15s,color .15s}
.dropdown a:hover,.dropdown a.active{background:#eef2f9;color:#1f4ea3}
.dropdown a.active{font-weight:700;box-shadow:inset 3px 0 0 #1f4ea3}

.lang-switch{position:relative;margin-left:8px}
.lang-btn{display:flex;align-items:center;gap:6px;padding:8px 12px;border:1px solid #d6dde8;border-radius:6px;font-size:.85rem;font-weight:600;color:#1a2332;text-transform:uppercase}
.lang-btn:hover{border-color:#1f4ea3;color:#1f4ea3}
.lang-menu{position:absolute;right:0;top:calc(100% + 6px);background:#fff;border:1px solid #e8ecf2;border-radius:8px;box-shadow:0 8px 24px rgba(15,28,58,.1);min-width:140px;padding:6px;display:none;z-index:60}
.lang-menu.open{display:block}
.lang-menu button{display:block;width:100%;text-align:left;padding:8px 12px;border-radius:6px;font-size:.9rem;color:#1a2332}
.lang-menu button:hover{background:#eef2f9;color:#1f4ea3}
.lang-menu button.active{color:#1f4ea3;font-weight:600}

.nav-toggle{display:none;width:42px;height:42px;border-radius:6px;align-items:center;justify-content:center}
.nav-toggle span{display:block;width:22px;height:2px;background:#1a2332;position:relative}
.nav-toggle span::before,.nav-toggle span::after{content:'';position:absolute;left:0;width:22px;height:2px;background:#1a2332;transition:transform .2s}
.nav-toggle span::before{top:-7px}
.nav-toggle span::after{top:7px}

/* ---------- Hero ---------- */
.hero{position:relative;background:linear-gradient(135deg,#0f1c3a 0%,#1f4ea3 100%);color:#fff;padding:120px 0 100px;overflow:hidden}
.hero::before{content:'';position:absolute;inset:0;background:
  radial-gradient(circle at 20% 30%,rgba(255,255,255,.08),transparent 40%),
  radial-gradient(circle at 80% 70%,rgba(255,255,255,.06),transparent 40%);pointer-events:none}
.hero-inner{position:relative;max-width:880px}
.hero h1{color:#fff;margin-bottom:20px}
.hero p{color:rgba(255,255,255,.85);font-size:1.2rem;margin-bottom:36px;max-width:680px}
.hero .eyebrow{color:#9ec1ff}

.btn{display:inline-block;padding:14px 30px;border-radius:6px;font-weight:600;font-size:.95rem;transition:transform .15s,box-shadow .15s,background .2s;cursor:pointer}
.btn-primary{background:#fff;color:#0f1c3a}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 10px 24px rgba(0,0,0,.18)}
.btn-outline{background:transparent;color:#fff;border:1.5px solid rgba(255,255,255,.6)}
.btn-outline:hover{background:rgba(255,255,255,.1);border-color:#fff}
.btn-dark{background:#0f1c3a;color:#fff}
.btn-dark:hover{background:#1f4ea3;transform:translateY(-2px)}

.hero-actions{display:flex;gap:14px;flex-wrap:wrap}

/* ---------- Sections ---------- */
.section-head{text-align:center;max-width:760px;margin:0 auto 56px}
.section-head .lead{margin:14px auto 0}

.alt-bg{background:#f6f8fc}

/* ---------- Cards / grid ---------- */
.grid{display:grid;gap:24px}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-2{grid-template-columns:repeat(2,1fr)}
@media(max-width:900px){.grid-3{grid-template-columns:1fr 1fr}.grid-2{grid-template-columns:1fr}}
@media(max-width:600px){.grid-3{grid-template-columns:1fr}}

.card{background:#fff;border:1px solid #e8ecf2;border-radius:12px;padding:32px;transition:transform .2s,box-shadow .2s,border-color .2s;height:100%;display:flex;flex-direction:column}
.card:hover{transform:translateY(-4px);box-shadow:0 16px 40px rgba(15,28,58,.08);border-color:#c8d3e6}
.card-icon{width:52px;height:52px;border-radius:10px;background:#eef2f9;color:#1f4ea3;display:grid;place-items:center;margin-bottom:18px;font-size:1.5rem;font-weight:700;font-family:'Lora',serif}
.card h3{margin-bottom:10px;color:#0f1c3a}
.card p{font-size:.95rem;margin-bottom:18px;flex:1}
.card-link{font-size:.9rem;font-weight:600;color:#1f4ea3;display:inline-flex;align-items:center;gap:6px;margin-top:auto}
.card-link::after{content:'→';transition:transform .2s}
.card-link:hover::after{transform:translateX(4px)}

/* ---------- Bigger service cards (home) ---------- */
.services-big{display:grid;grid-template-columns:1fr;gap:28px}

.service-big{
  background:#fff;border:1px solid #e8ecf2;border-radius:18px;
  padding:40px;
  display:grid;grid-template-columns:160px 1fr;gap:36px;align-items:start;
  transition:transform .2s,box-shadow .2s,border-color .2s;
}
.service-big:hover{transform:translateY(-4px);box-shadow:0 22px 48px rgba(15,28,58,.08);border-color:#c8d3e6}
@media(max-width:640px){
  .service-big{grid-template-columns:1fr;gap:24px;padding:32px 26px}
}

.service-big .illustration{
  width:160px;height:160px;border-radius:22px;
  display:grid;place-items:center;
  background:linear-gradient(135deg,#eef2f9,#dbe5f5);color:#1f4ea3;
}
.service-big .illustration svg{width:78px;height:78px;stroke-width:1.6}
@media(max-width:640px){
  .service-big .illustration{width:120px;height:120px;border-radius:18px}
  .service-big .illustration svg{width:60px;height:60px}
}

.service-big .content{display:flex;flex-direction:column;height:100%}
.service-big h3{font-size:1.5rem;margin-bottom:14px;color:#0f1c3a;line-height:1.25}
.service-big .content > p{font-size:1.05rem;color:#3a475a;margin-bottom:22px;line-height:1.55}
.service-big .features{margin:0 0 26px;padding:0;list-style:none}
.service-big .features li{position:relative;padding:12px 0 12px 30px;font-size:1rem;color:#3a475a}
.service-big .features li + li{border-top:1px solid #f0f3f8}
.service-big .features li::before{content:'';position:absolute;left:0;top:16px;width:18px;height:18px;background:#eef2f9;border-radius:50%}
.service-big .features li::after{content:'';position:absolute;left:6px;top:21px;width:7px;height:4px;border-left:2.2px solid #1f4ea3;border-bottom:2.2px solid #1f4ea3;transform:rotate(-45deg)}
.service-big .card-link{margin-top:auto;font-size:1.02rem;font-weight:600}

/* Color variants per service */
.service-big--construction .illustration{background:linear-gradient(135deg,#dbe7ff,#a9c4f5);color:#1f4ea3}
.service-big--safety .illustration{background:linear-gradient(135deg,#dcf3e7,#a4d8be);color:#1a8a44}
.service-big--recycling .illustration{background:linear-gradient(135deg,#d4f0f5,#9bd6e2);color:#0b8aa3}
.service-big--foundation .illustration{background:linear-gradient(135deg,#ebe0fb,#c8b3ed);color:#7142cc}
.service-big--materials .illustration{background:linear-gradient(135deg,#fde6cf,#f5c79b);color:#c5651c}
.service-big--construction .features li::after{border-left-color:#1f4ea3;border-bottom-color:#1f4ea3}
.service-big--safety .features li::after{border-left-color:#1a8a44;border-bottom-color:#1a8a44}
.service-big--recycling .features li::after{border-left-color:#0b8aa3;border-bottom-color:#0b8aa3}
.service-big--foundation .features li::after{border-left-color:#7142cc;border-bottom-color:#7142cc}
.service-big--materials .features li::after{border-left-color:#c5651c;border-bottom-color:#c5651c}
.service-big--construction .card-link{color:#1f4ea3}
.service-big--safety .card-link{color:#1a8a44}
.service-big--recycling .card-link{color:#0b8aa3}
.service-big--foundation .card-link{color:#7142cc}
.service-big--materials .card-link{color:#c5651c}

.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
@media(max-width:540px){.form-row{grid-template-columns:1fr}}

/* ---------- Value items ---------- */
.value-list{display:grid;gap:18px;grid-template-columns:repeat(2,1fr);margin-top:36px}
@media(max-width:700px){.value-list{grid-template-columns:1fr}}
.value-item{display:flex;gap:16px;align-items:flex-start;padding:20px;background:#fff;border:1px solid #e8ecf2;border-radius:10px}
.value-item .dot{width:10px;height:10px;background:#1f4ea3;border-radius:50%;flex:none;margin-top:9px}

/* ---------- Counters / stats strip ---------- */
.counters-section{background:linear-gradient(135deg,#0f1c3a 0%,#1f4ea3 100%);color:#fff;padding:72px 0;position:relative;overflow:hidden}
.counters-section::before{content:'';position:absolute;inset:0;background:radial-gradient(circle at 15% 30%,rgba(255,255,255,.07),transparent 45%),radial-gradient(circle at 85% 70%,rgba(255,255,255,.05),transparent 45%);pointer-events:none}
.counters{position:relative;display:grid;grid-template-columns:repeat(4,1fr);gap:32px;text-align:center}
@media(max-width:760px){.counters{grid-template-columns:repeat(2,1fr);gap:36px 16px}}
.counter .num{font-family:'Lora',Georgia,serif;font-size:clamp(2.4rem,4.8vw,3.9rem);font-weight:700;line-height:1;color:#fff;display:inline-block;letter-spacing:.02em}
.counter .plus{font-size:.55em;color:#9ec1ff;margin-left:2px;font-weight:600;vertical-align:top;position:relative;top:.25em}
.counter p{margin-top:12px;color:rgba(255,255,255,.78);font-size:.98rem;letter-spacing:.02em}

/* ---------- Advantages ---------- */
.advantages-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:48px}
@media(max-width:1000px){.advantages-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:540px){.advantages-grid{grid-template-columns:1fr}}
.advantage{background:#fff;border:1px solid #e8ecf2;border-radius:14px;padding:28px 24px;transition:transform .2s,box-shadow .2s,border-color .2s;height:100%}
.advantage:hover{transform:translateY(-4px);box-shadow:0 16px 36px rgba(15,28,58,.08);border-color:#dbe3ef}
.advantage .ico{width:58px;height:58px;border-radius:14px;display:grid;place-items:center;margin-bottom:20px}
.advantage .ico svg{width:28px;height:28px}
.advantage h3{font-size:1.1rem;margin-bottom:10px;color:#0f1c3a;font-family:'Inter',sans-serif;font-weight:700;line-height:1.35}
.advantage p{font-size:.93rem;color:#3a475a;margin:0;line-height:1.55}
.advantage--pink .ico{background:#fdeaf1;color:#d63384}
.advantage--cyan .ico{background:#dff4f8;color:#0b95ad}
.advantage--green .ico{background:#e4f4ea;color:#1a8a44}
.advantage--blue .ico{background:#e6eefc;color:#1f4ea3}

/* ---------- Service detail page ---------- */
.page-header{background:#0f1c3a;color:#fff;padding:80px 0 70px;position:relative;overflow:hidden}
.page-header::before{content:'';position:absolute;inset:0;background:radial-gradient(circle at 70% 50%,rgba(31,78,163,.4),transparent 60%);pointer-events:none}
.page-header .container{position:relative}
.page-header h1{color:#fff;margin-bottom:14px}
.page-header p{color:rgba(255,255,255,.8);font-size:1.15rem;max-width:760px}
.page-header .breadcrumb{font-size:.85rem;color:rgba(255,255,255,.6);margin-bottom:18px;letter-spacing:.05em}
.page-header .breadcrumb a:hover{color:#fff}
.page-header .breadcrumb span{margin:0 8px;color:rgba(255,255,255,.4)}

.service-body h2{margin:42px 0 16px}
.service-body h2:first-child{margin-top:0}
.service-body p{margin-bottom:18px}
.service-body ul.bullets{margin:18px 0 24px 4px}
.service-body ul.bullets li{position:relative;padding-left:26px;margin-bottom:12px;color:#3a475a}
.service-body ul.bullets li::before{content:'';position:absolute;left:0;top:11px;width:8px;height:8px;background:#1f4ea3;border-radius:2px;transform:rotate(45deg)}

.service-sub-section{padding:24px;background:#f6f8fc;border-radius:10px;margin-bottom:16px;border-left:3px solid #1f4ea3}
.service-sub-section h3{color:#0f1c3a;margin-bottom:8px;font-family:'Inter',sans-serif;font-size:1.05rem;font-weight:700}
.service-sub-section p{margin:0;font-size:.97rem}

/* ---------- Partners grid ---------- */
.partners-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:48px}
@media(max-width:900px){.partners-grid{grid-template-columns:repeat(3,1fr)}}
@media(max-width:600px){.partners-grid{grid-template-columns:repeat(2,1fr)}}
.partner-tile{aspect-ratio:3/2;background:#fff;border:1px solid #e8ecf2;border-radius:10px;display:flex;align-items:center;justify-content:center;padding:20px;transition:border-color .2s,box-shadow .2s,transform .2s}
.partner-tile img{max-width:100%;max-height:100%;width:auto;height:auto;object-fit:contain;filter:grayscale(70%);opacity:.85;transition:filter .25s,opacity .25s}
.partner-tile:hover{border-color:#1f4ea3;transform:translateY(-2px);box-shadow:0 10px 24px rgba(15,28,58,.07)}
.partner-tile:hover img{filter:grayscale(0);opacity:1}

/* ---------- Contact ---------- */
.contact-grid{display:grid;grid-template-columns:1fr 1.3fr;gap:48px;align-items:start}
@media(max-width:900px){.contact-grid{grid-template-columns:1fr;gap:32px}}
.contact-info{display:flex;flex-direction:column;gap:22px}
.contact-item{padding:22px;border:1px solid #e8ecf2;border-radius:10px;background:#fff}
.contact-item .label{font-size:.75rem;letter-spacing:.12em;text-transform:uppercase;color:#6b7689;font-weight:600;margin-bottom:6px}
.contact-item .value{font-size:1.05rem;color:#0f1c3a;font-weight:500;display:block}
.contact-item a.value:hover{color:#1f4ea3}
.contact-item .sub{font-size:.9rem;color:#6b7689;margin-top:6px;display:block}
.contact-item a.sub-link{display:block;font-size:.95rem;color:#3a475a;margin-top:6px;transition:color .15s}
.contact-item a.sub-link:hover{color:#1f4ea3}

.map-wrap{margin-top:56px;width:100%;border-radius:12px;overflow:hidden;border:1px solid #e8ecf2;background:#fff}
.map-wrap iframe{display:block;width:100%;height:480px;border:0}
@media(max-width:600px){.map-wrap iframe{height:360px}}

.form{background:#fff;padding:32px;border:1px solid #e8ecf2;border-radius:12px;display:flex;flex-direction:column;gap:16px}
.form h3{margin-bottom:4px}
.form-field{display:flex;flex-direction:column;gap:6px}
.form-field label{font-size:.85rem;font-weight:600;color:#1a2332}
.form-field input,.form-field textarea{padding:12px 14px;border:1px solid #d6dde8;border-radius:6px;font:inherit;color:#1a2332;background:#fff;transition:border-color .15s,box-shadow .15s}
.form-field input:focus,.form-field textarea:focus{outline:none;border-color:#1f4ea3;box-shadow:0 0 0 3px rgba(31,78,163,.12)}
.form-field textarea{min-height:120px;resize:vertical;font-family:inherit}
.form-success{padding:14px;background:#e7f3ec;border:1px solid #87c5a0;color:#1a6b3d;border-radius:6px;font-size:.9rem;display:none}
.form-success.show{display:block}
.form-success.loading{background:#eef2f9;border-color:#c8d3e6;color:#1f4ea3}
.form-success.error{background:#fdeaea;border-color:#e6a3a3;color:#8a1f1f}
.form .btn[disabled]{opacity:.65;cursor:not-allowed;transform:none;box-shadow:none}
.form-hp{display:none!important}

/* ---------- CTA strip ---------- */
.cta-strip{background:linear-gradient(135deg,#0f1c3a,#1f4ea3);color:#fff;padding:64px 0;text-align:center}
.cta-strip h2{color:#fff;margin-bottom:12px}
.cta-strip p{color:rgba(255,255,255,.85);margin-bottom:24px;font-size:1.1rem}

/* ---------- Ads ---------- */
.adsense-block{display:flex; justify-content:center; align-items:center}

/* ---------- Footer ---------- */
.footer{background:#0a1428;color:rgba(255,255,255,.7);padding:56px 0 28px;font-size:.92rem}
.footer-top{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:32px;margin-bottom:36px}
@media(max-width:800px){.footer-top{grid-template-columns:1fr 1fr;gap:28px}}
@media(max-width:500px){.footer-top{grid-template-columns:1fr}}
.footer h4{color:#fff;font-family:'Inter',sans-serif;font-size:.85rem;letter-spacing:.12em;text-transform:uppercase;margin-bottom:14px;font-weight:700}
.footer ul li{margin-bottom:8px}
.footer ul li a:hover{color:#fff}
.footer .brand,.footer .brand-name{color:#fff}
.footer .brand-sub{color:rgba(255,255,255,.55)}
.footer .brand-icon{height:38px}
.footer-brand p{color:rgba(255,255,255,.55);font-size:.9rem;max-width:260px;margin-top:12px}
.footer-bottom{border-top:1px solid rgba(255,255,255,.08);padding-top:22px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;color:rgba(255,255,255,.5);font-size:.85rem}

/* ---------- Mobile ---------- */
@media(max-width:880px){
  .nav-toggle{display:flex}
  .nav-links{position:absolute;top:72px;left:0;right:0;flex-direction:column;align-items:stretch;background:#fff;border-bottom:1px solid #e8ecf2;padding:14px 20px;gap:4px;display:none}
  .nav-links.open{display:flex}
  .nav-links > a,.nav-item > a{padding:12px 14px}
  .nav-item.has-dropdown > a::after{display:none}
  .dropdown{position:static;opacity:1;visibility:visible;transform:none;box-shadow:none;border:none;background:transparent;padding:0 0 6px 16px;min-width:0}
  .dropdown a{padding:8px 14px;font-size:.88rem;color:#3a475a}
  .lang-switch{margin:8px 0 0;align-self:flex-start}
}