/* EVK TRADİNG — navy corporate: white header, navy hero with catalogue card, calm grid, one blue accent. */
:root{
  --navy:#0E2A47;
  --navy-2:#13365C;
  --blue:#2E6FB0;
  --white:#FFFFFF;
  --tint:#F3F6F9;
  --line:#E3E8EE;
  --text:#0E2A47;
  --muted:#5B6E82;
  --on-navy-muted:#C9D6E4;
  --on-navy-label:#9DB8D6;
  --ff:'Onest', system-ui, -apple-system, 'Segoe UI', Arial, sans-serif;
  --container:1200px;
  --radius:6px;
  color-scheme:light;
}

*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--white);
  color:var(--text);
  font-family:var(--ff);
  font-size:17px;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;}
h1,h2,h3{margin:0;line-height:1.15;text-wrap:balance;letter-spacing:-.015em;}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
:focus-visible{outline:3px solid var(--blue);outline-offset:3px;}
.on-navy :focus-visible{outline-color:var(--white);}

@media (prefers-reduced-motion: reduce){
  *,*::before,*::after{transition-duration:.001ms !important;scroll-behavior:auto !important;}
}

.container{
  width:100%;
  max-width:var(--container);
  margin:0 auto;
  padding-left:max(24px, env(safe-area-inset-left, 0px));
  padding-right:max(24px, env(safe-area-inset-right, 0px));
}
.label{
  font-size:.76rem;
  font-weight:600;
  letter-spacing:.12em;
  text-transform:uppercase;
  color:var(--blue);
}

/* ===== Buttons ===== */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  padding:14px 24px;
  font-family:var(--ff);font-weight:700;font-size:.95rem;
  text-decoration:none;
  border-radius:var(--radius);
  border:1.5px solid transparent;
  transition:transform .2s ease;
  white-space:nowrap;
}
.btn:hover{transform:translateY(-1px);}
.btn-navy{background:var(--navy);color:var(--white);}
.btn-white{background:var(--white);color:var(--navy);}
.btn-outline-white{border-color:var(--white);color:var(--white);}
.btn-outline{border-color:var(--navy);color:var(--navy);}
.btn-sm{padding:10px 18px;font-size:.88rem;}

/* ===== Header ===== */
.site-header{
  position:sticky;top:0;z-index:50;
  background:var(--white);
  border-bottom:1px solid var(--line);
}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:76px;}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none;}
.brand-mark{width:40px;height:40px;flex-shrink:0;}
.brand-name{font-weight:800;font-size:1.1rem;letter-spacing:.03em;}
.nav{display:flex;gap:30px;}
.nav a{font-weight:600;font-size:.95rem;color:#41566D;text-decoration:none;padding:6px 0;}
.nav a:hover{color:var(--navy);text-decoration:underline;text-underline-offset:6px;text-decoration-thickness:2px;}
.header-actions{display:flex;align-items:center;gap:12px;}
.lang{display:flex;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;}
.lang a{font-size:.8rem;font-weight:700;padding:8px 11px;text-decoration:none;color:var(--muted);}
.lang a.active{background:var(--navy);color:var(--white);}
.menu-toggle{
  display:none;
  width:44px;height:44px;
  border:1px solid var(--line);border-radius:var(--radius);
  background:var(--white);cursor:pointer;
  flex-direction:column;align-items:center;justify-content:center;gap:5px;
}
.menu-toggle i{display:block;width:18px;height:2px;background:var(--navy);transition:transform .25s ease, opacity .25s ease;}
.menu-toggle[aria-expanded="true"] i:nth-child(1){transform:translateY(7px) rotate(45deg);}
.menu-toggle[aria-expanded="true"] i:nth-child(2){opacity:0;}
.menu-toggle[aria-expanded="true"] i:nth-child(3){transform:translateY(-7px) rotate(-45deg);}

/* ===== Hero ===== */
.hero{background:var(--navy);color:var(--white);}
.hero-grid{
  display:grid;
  grid-template-columns:minmax(0,1.1fr) minmax(0,.9fr);
  gap:56px;
  align-items:center;
  padding-block:80px;
}
.hero .label{color:var(--on-navy-label);margin-bottom:18px;}
.hero h1{font-size:clamp(2.1rem,4.6vw,3.6rem);font-weight:800;line-height:1.08;}
.hero-text{margin-top:20px;max-width:46ch;color:var(--on-navy-muted);font-size:1.08rem;}
.hero-cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:32px;}

.catalog-card{background:var(--white);color:var(--text);border-radius:var(--radius);padding:10px 0;box-shadow:0 24px 48px -28px rgba(0,0,0,.55);}
.catalog-card .label{color:var(--muted);padding:10px 24px 10px;margin:0;}
.catalog-card a{
  display:flex;justify-content:space-between;align-items:center;gap:16px;
  padding:13px 24px;
  border-top:1px solid var(--line);
  font-weight:600;font-size:.98rem;
  text-decoration:none;
}
.catalog-card a span{color:var(--blue);font-weight:700;transition:transform .2s ease;}
.catalog-card a:hover{background:var(--tint);}
.catalog-card a:hover span{transform:translateX(3px);}

/* Facts strip */
.facts{background:var(--tint);border-bottom:1px solid var(--line);}
.facts-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));}
.facts-grid div{padding:24px 28px;border-right:1px solid var(--line);display:flex;flex-direction:column;gap:2px;min-width:0;}
.facts-grid div:first-child{padding-left:0;}
.facts-grid div:last-child{border-right:0;}
.facts-grid b{font-size:1.25rem;font-weight:800;}
.facts-grid span{font-size:.9rem;color:var(--muted);}

/* ===== Sections ===== */
.section{padding-block:100px;}
.section-tint{background:var(--tint);}
.section-head{max-width:720px;margin-bottom:48px;display:flex;flex-direction:column;gap:14px;}
.section-head h2{font-size:clamp(1.8rem,3.6vw,2.6rem);font-weight:800;}
.section-head p{color:var(--muted);font-size:1.05rem;}

/* ===== Products ===== */
.products{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px;}
.product{
  background:var(--white);
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:28px 24px;
  display:flex;flex-direction:column;gap:12px;
  min-width:0;
  scroll-margin-top:100px;
  transition:transform .2s ease;
}
.product:hover{transform:translateY(-3px);}
.product-icon{
  width:48px;height:48px;border-radius:var(--radius);
  background:var(--tint);color:var(--navy);
  display:flex;align-items:center;justify-content:center;
  margin-bottom:6px;
}
.product-icon svg{width:26px;height:26px;}
.product h3{font-size:1.12rem;font-weight:700;}
.product p{color:var(--muted);font-size:.95rem;}
.product-cta{
  background:var(--navy);color:var(--white);
  border-radius:var(--radius);
  padding:28px 24px;
  display:flex;flex-direction:column;justify-content:space-between;gap:24px;
}
.product-cta h3{font-size:1.3rem;font-weight:800;}
.product-cta p{color:var(--on-navy-muted);font-size:.95rem;margin-top:10px;}
.product-cta .btn{align-self:flex-start;}

/* ===== About ===== */
.about-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:64px;align-items:start;}
.about-grid h2{font-size:clamp(1.8rem,3.6vw,2.6rem);font-weight:800;margin-top:14px;}
.about-text{display:flex;flex-direction:column;gap:18px;color:#2C4560;}
.checks{display:grid;gap:12px;margin-top:6px;}
.checks li{display:flex;gap:12px;align-items:flex-start;font-weight:600;color:var(--text);}
.checks svg{width:20px;height:20px;flex-shrink:0;color:var(--blue);margin-top:3px;}

/* ===== Why us ===== */
.why{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px;}
.why div{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:28px 24px;display:flex;flex-direction:column;gap:10px;min-width:0;}
.why svg{width:28px;height:28px;color:var(--blue);}
.why h3{font-size:1.1rem;font-weight:700;margin-top:6px;}
.why p{color:var(--muted);font-size:.95rem;}

/* ===== CTA band ===== */
.cta-band{background:var(--navy-2);color:var(--white);}
.cta-inner{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:28px;padding-block:64px;}
.cta-band h2{font-size:clamp(1.6rem,3.2vw,2.3rem);font-weight:800;}
.cta-band p{margin-top:10px;color:var(--on-navy-muted);max-width:52ch;}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;}

/* ===== Contact ===== */
.contact-grid{display:grid;grid-template-columns:minmax(0,.85fr) minmax(0,1.15fr);gap:24px;}
.contact-list{border:1px solid var(--line);border-radius:var(--radius);display:flex;flex-direction:column;}
.contact-list > div{padding:22px 26px;border-bottom:1px solid var(--line);display:flex;flex-direction:column;gap:4px;}
.contact-list .label{color:var(--muted);}
.contact-list p, .contact-list a{font-size:1.05rem;font-weight:600;text-decoration:none;}
.contact-list a:hover{text-decoration:underline;}
.contact-list .btn{margin:22px 26px 26px;align-self:flex-start;}
.map{min-height:400px;border-radius:var(--radius);overflow:hidden;background:var(--tint);border:1px solid var(--line);}
.map iframe{width:100%;height:100%;min-height:400px;border:0;display:block;}

/* ===== Footer ===== */
.site-footer{background:var(--navy);color:var(--on-navy-muted);}
.footer-inner{display:flex;flex-wrap:wrap;justify-content:space-between;gap:32px;padding-block:56px 40px;}
.footer-brand{display:flex;flex-direction:column;gap:12px;max-width:320px;}
.footer-brand .brand-name{color:var(--white);}
.footer-brand p{font-size:.92rem;}
.footer-nav, .footer-contact{display:flex;flex-direction:column;gap:8px;font-size:.95rem;}
.footer-nav a, .footer-contact a{text-decoration:none;}
.footer-nav a:hover, .footer-contact a:hover{color:var(--white);text-decoration:underline;}
.footer-bottom{border-top:1px solid rgba(255,255,255,.12);}
.footer-bottom p{padding-block:18px;font-size:.85rem;}

/* ===== WhatsApp button ===== */
.wa{
  position:fixed;
  right:max(20px, env(safe-area-inset-right, 0px));
  bottom:max(20px, env(safe-area-inset-bottom, 0px));
  width:56px;height:56px;border-radius:50%;
  background:#25D366;color:#FFFFFF;
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 8px 20px -6px rgba(0,0,0,.4);
  z-index:40;
  transition:transform .2s ease;
}
.wa:hover{transform:scale(1.06);}
.wa svg{width:28px;height:28px;}

/* ===== Responsive ===== */
@media (max-width:1020px){
  .hero-grid{grid-template-columns:1fr;gap:40px;padding-block:64px;}
  .products{grid-template-columns:repeat(2,minmax(0,1fr));}
  .why{grid-template-columns:repeat(2,minmax(0,1fr));}
  .about-grid, .contact-grid{grid-template-columns:1fr;gap:32px;}
}
@media (max-width:860px){
  .nav{
    display:none;
    position:absolute;left:0;right:0;top:100%;
    flex-direction:column;gap:0;
    background:var(--white);
    border-bottom:1px solid var(--line);
    padding:8px max(24px, env(safe-area-inset-right, 0px)) 16px max(24px, env(safe-area-inset-left, 0px));
  }
  .nav.open{display:flex;}
  .nav a{padding:14px 0;border-bottom:1px solid var(--line);font-size:1.05rem;color:var(--navy);}
  .nav a:last-child{border-bottom:0;}
  .menu-toggle{display:flex;}
  .header-call{display:none;}
}
@media (max-width:600px){
  body{font-size:16px;}
  .container{padding-left:max(16px, env(safe-area-inset-left, 0px));padding-right:max(16px, env(safe-area-inset-right, 0px));}
  .header-inner{min-height:66px;gap:10px;}
  .brand-name{font-size:1rem;}
  .hero-grid{padding-block:48px;}
  .section{padding-block:68px;}
  .facts-grid{grid-template-columns:1fr;}
  .facts-grid div{padding:16px 0;border-right:0;border-bottom:1px solid var(--line);}
  .facts-grid div:last-child{border-bottom:0;}
  .products, .why{grid-template-columns:1fr;}
  .catalog-card a{padding:12px 18px;}
  .catalog-card .label{padding:10px 18px;}
  .contact-list > div{padding:18px 20px;}
  .contact-list .btn{margin:18px 20px 20px;}
}