/* ZY BUILD LTD - stylesheet */
:root{
  --bg: #0f1419;
  --surface: #ffffff;
  --surface-alt: #f7f6f1;
  --surface-dark: #121820;
  --ink: #111418;
  --ink-soft: #3d4451;
  --muted: #6b7280;
  --accent: #d97706;
  --accent-hover: #b45309;
  --accent-soft: #fef3c7;
  --border: #e5e7eb;
  --border-dark: #1f2937;
  --max-width: 1180px;
  --radius: 10px;
  --shadow: 0 6px 24px rgba(15, 20, 25, 0.08);
  --shadow-lg: 0 18px 40px rgba(15, 20, 25, 0.12);
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
  color:var(--ink);
  background:#fff;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
}
img{max-width:100%;display:block}
a{color:var(--accent);text-decoration:none;transition:color .15s}
a:hover{color:var(--accent-hover)}

.container{
  width:100%;
  max-width:var(--max-width);
  padding:0 24px;
  margin:0 auto;
}

/* ===== HEADER ===== */
.site-header{
  position:sticky;
  top:0;
  z-index:50;
  background:rgba(255,255,255,.96);
  backdrop-filter: blur(10px);
  border-bottom:1px solid var(--border);
}
.header-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  height:72px;
}
.logo{
  display:inline-flex;
  align-items:center;
  gap:10px;
  font-weight:800;
  color:var(--ink);
  letter-spacing:.02em;
}
.logo:hover{color:var(--ink)}
.logo-mark{
  display:inline-grid;
  place-items:center;
  width:40px;height:40px;
  background:var(--accent);
  color:#111;
  font-weight:900;
  border-radius:10px;
  font-size:16px;
  letter-spacing:.02em;
}
.logo-text{font-size:16px;letter-spacing:.08em}

.main-nav ul{
  list-style:none;
  display:flex;
  gap:6px;
  margin:0;padding:0;
}
.main-nav a{
  display:inline-block;
  padding:10px 16px;
  color:var(--ink-soft);
  font-weight:500;
  border-radius:8px;
  font-size:15px;
}
.main-nav a:hover{color:var(--ink);background:var(--surface-alt)}
.main-nav a.active{color:var(--ink);background:var(--surface-alt);font-weight:600}

.nav-toggle{
  display:none;
  background:transparent;
  border:0;
  padding:10px;
  cursor:pointer;
}
.nav-toggle span{
  display:block;
  width:24px;height:2px;
  background:var(--ink);
  margin:5px 0;
  transition:transform .2s, opacity .2s;
}

/* ===== HERO ===== */
.hero{
  position:relative;
  padding:96px 0 112px;
  background:
    radial-gradient(ellipse at 20% 10%, rgba(217,119,6,.07) 0%, transparent 55%),
    radial-gradient(ellipse at 80% 90%, rgba(30,41,59,.05) 0%, transparent 50%),
    linear-gradient(180deg, #fafaf7 0%, #ffffff 100%);
  overflow:hidden;
}
.hero::before{
  content:"";
  position:absolute;inset:0;
  background-image:
    linear-gradient(rgba(17,20,24,.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(17,20,24,.03) 1px, transparent 1px);
  background-size:60px 60px;
  pointer-events:none;
}
.hero-content{
  position:relative;
  max-width:720px;
}
.hero-tag{
  display:inline-block;
  padding:6px 14px;
  background:#fff;
  border:1px solid var(--border);
  border-radius:999px;
  font-size:13px;
  color:var(--ink-soft);
  font-weight:500;
  margin-bottom:24px;
  box-shadow:var(--shadow);
}
.hero h1{
  font-size:clamp(36px,5.4vw,60px);
  line-height:1.08;
  margin:0 0 20px;
  font-weight:800;
  letter-spacing:-.02em;
  color:var(--ink);
}
.hero-sub{
  font-size:19px;
  color:var(--ink-soft);
  margin:0 0 36px;
  max-width:600px;
}
.hero-cta{
  display:flex;flex-wrap:wrap;gap:14px;
}

/* ===== BUTTONS ===== */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  padding:14px 28px;
  border-radius:8px;
  font-weight:600;
  font-size:15px;
  letter-spacing:.01em;
  cursor:pointer;
  border:1px solid transparent;
  transition:all .15s;
  text-align:center;
}
.btn-primary{background:var(--accent);color:#111;border-color:var(--accent)}
.btn-primary:hover{background:var(--accent-hover);border-color:var(--accent-hover);color:#fff}
.btn-ghost{background:#fff;color:var(--ink);border-color:var(--border)}
.btn-ghost:hover{background:var(--surface-alt);color:var(--ink)}
.btn-light{background:#fff;color:var(--ink);border-color:#fff}
.btn-light:hover{background:var(--surface-alt);color:var(--ink)}
.btn-sm{padding:9px 18px;font-size:14px}

/* ===== SECTIONS GENERIC ===== */
.section-title{
  font-size:clamp(28px,3.4vw,38px);
  text-align:center;
  margin:0 0 12px;
  font-weight:800;
  letter-spacing:-.02em;
  color:var(--ink);
}
.section-sub{
  text-align:center;
  color:var(--muted);
  margin:0 auto 48px;
  max-width:640px;
  font-size:17px;
}
.section-cta{
  text-align:center;
  margin-top:40px;
}

/* ===== FEATURES ===== */
.features{padding:88px 0;background:#fff}
.feature-grid{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(240px,1fr));
  gap:24px;
}
.feature-card{
  background:#fff;
  border:1px solid var(--border);
  padding:28px 24px;
  border-radius:var(--radius);
  transition:border-color .15s, box-shadow .15s, transform .15s;
}
.feature-card:hover{
  border-color:var(--accent);
  box-shadow:var(--shadow);
  transform:translateY(-2px);
}
.feature-icon{
  display:inline-grid;
  place-items:center;
  width:44px;height:44px;
  border-radius:10px;
  background:var(--accent-soft);
  color:var(--accent-hover);
  font-size:20px;
  margin-bottom:16px;
}
.feature-card h3{margin:0 0 8px;font-size:17px;font-weight:700;color:var(--ink)}
.feature-card p{margin:0;color:var(--ink-soft);font-size:15px}

/* ===== SERVICES PREVIEW ===== */
.services-preview{padding:88px 0;background:var(--surface-alt)}
.services-grid{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(260px,1fr));
  gap:24px;
}
.service-card{
  background:#fff;
  padding:32px 28px;
  border-radius:var(--radius);
  border:1px solid var(--border);
}
.service-card h3{
  margin:0 0 12px;
  font-size:18px;
  color:var(--accent-hover);
  font-weight:700;
  letter-spacing:.01em;
}
.service-card p{margin:0;color:var(--ink-soft)}

/* ===== CTA BAND ===== */
.cta-band{
  background:var(--surface-dark);
  padding:72px 0;
  color:#fff;
}
.cta-inner{
  display:flex;
  flex-wrap:wrap;
  gap:28px;
  align-items:center;
  justify-content:space-between;
}
.cta-band h2{
  font-size:clamp(26px,3vw,34px);
  margin:0 0 8px;
  font-weight:800;
  letter-spacing:-.01em;
}
.cta-band p{margin:0;color:#b8c0cc;font-size:16px;max-width:560px}

/* ===== PAGE HERO (inner) ===== */
.page-hero{
  padding:64px 0 48px;
  background:
    radial-gradient(ellipse at 20% 50%, rgba(217,119,6,.05), transparent 50%),
    linear-gradient(180deg, #fafaf7, #fff);
  border-bottom:1px solid var(--border);
}
.breadcrumbs{
  font-size:14px;
  color:var(--muted);
  margin-bottom:14px;
}
.breadcrumbs a{color:var(--muted)}
.breadcrumbs a:hover{color:var(--accent-hover)}
.breadcrumbs span{margin:0 4px}
.page-hero h1{
  font-size:clamp(30px,4vw,46px);
  margin:0 0 10px;
  font-weight:800;
  letter-spacing:-.02em;
}
.page-sub{color:var(--ink-soft);font-size:17px;margin:0;max-width:680px}

/* ===== SERVICES FULL ===== */
.services-full{padding:72px 0;background:#fff}
.service-detail{
  display:grid;
  grid-template-columns:120px 1fr;
  gap:36px;
  padding:36px 0;
  border-bottom:1px solid var(--border);
}
.service-detail:last-child{border-bottom:0}
.service-number{
  font-size:56px;
  font-weight:800;
  color:var(--accent);
  line-height:1;
  letter-spacing:-.02em;
}
.service-body h2{
  margin:0 0 12px;
  font-size:24px;
  font-weight:700;
  color:var(--ink);
}
.service-body p{color:var(--ink-soft);margin:0 0 16px}
.service-list{
  margin:0;
  padding-left:0;
  list-style:none;
}
.service-list li{
  position:relative;
  padding:8px 0 8px 28px;
  color:var(--ink-soft);
  border-top:1px solid var(--border);
}
.service-list li:first-child{border-top:0}
.service-list li::before{
  content:"";
  position:absolute;
  left:4px;top:17px;
  width:10px;height:10px;
  border-right:2px solid var(--accent);
  border-bottom:2px solid var(--accent);
  transform:rotate(-45deg);
}

/* ===== ABOUT ===== */
.about-section{padding:72px 0;background:#fff}
.about-grid{
  display:grid;
  grid-template-columns:1.6fr 1fr;
  gap:48px;
  align-items:start;
}
.about-text h2{
  font-size:24px;
  margin:28px 0 12px;
  font-weight:700;
  color:var(--ink);
}
.about-text h2:first-child{margin-top:0}
.about-text p{color:var(--ink-soft);margin:0 0 14px}
.about-side{
  background:var(--surface-alt);
  padding:32px 28px;
  border-radius:var(--radius);
  position:sticky;
  top:92px;
}
.about-side h3{
  margin:0 0 20px;
  font-size:16px;
  text-transform:uppercase;
  letter-spacing:.08em;
  color:var(--accent-hover);
  font-weight:700;
}
.credentials{margin:0}
.credentials dt{
  font-size:12px;
  text-transform:uppercase;
  letter-spacing:.06em;
  color:var(--muted);
  margin-top:14px;
  font-weight:600;
}
.credentials dt:first-child{margin-top:0}
.credentials dd{
  margin:4px 0 0;
  color:var(--ink);
  font-weight:500;
  font-size:15px;
}

/* ===== VALUES ===== */
.values{padding:72px 0;background:var(--surface-alt)}
.values-grid{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(240px,1fr));
  gap:20px;
  margin-top:40px;
}
.value-card{
  background:#fff;
  padding:28px 24px;
  border-radius:var(--radius);
  border:1px solid var(--border);
}
.value-card h3{
  margin:0 0 10px;
  font-size:17px;
  color:var(--ink);
  font-weight:700;
}
.value-card p{margin:0;color:var(--ink-soft);font-size:15px}

/* ===== CONTACT ===== */
.contact-section{padding:72px 0;background:#fff}
.contact-grid{
  display:grid;
  grid-template-columns:1fr 1.4fr;
  gap:56px;
  align-items:start;
}
.contact-info h2,
.contact-form-wrap h2{
  margin:0 0 24px;
  font-size:24px;
  font-weight:700;
  color:var(--ink);
}
.contact-block{margin-bottom:24px}
.contact-block h3{
  margin:0 0 6px;
  font-size:13px;
  text-transform:uppercase;
  letter-spacing:.08em;
  color:var(--accent-hover);
  font-weight:700;
}
.contact-block p{margin:0;color:var(--ink);font-size:15px}

.contact-form{
  background:var(--surface-alt);
  padding:32px;
  border-radius:var(--radius);
  border:1px solid var(--border);
}
.form-row{margin-bottom:18px}
.form-row label{
  display:block;
  margin-bottom:6px;
  font-size:14px;
  font-weight:600;
  color:var(--ink);
}
.form-row label span{color:var(--accent-hover)}
.form-row input[type="text"],
.form-row input[type="email"],
.form-row input[type="tel"],
.form-row select,
.form-row textarea{
  width:100%;
  padding:12px 14px;
  border:1px solid var(--border);
  border-radius:8px;
  font-size:15px;
  font-family:inherit;
  background:#fff;
  color:var(--ink);
  transition:border-color .15s, box-shadow .15s;
}
.form-row input:focus,
.form-row select:focus,
.form-row textarea:focus{
  outline:none;
  border-color:var(--accent);
  box-shadow:0 0 0 3px rgba(217,119,6,.15);
}
.form-row textarea{resize:vertical;min-height:120px}
.form-check{display:flex;align-items:flex-start;gap:10px}
.form-check input{width:auto;margin-top:4px}
.form-check label{margin:0;font-weight:400;font-size:14px;color:var(--ink-soft)}
.form-note{margin:12px 0 0;font-size:14px}
.form-note.success{color:#059669}
.form-note.error{color:#dc2626}

/* ===== LEGAL ===== */
.legal-section{padding:56px 0 80px;background:#fff}
.legal-content{max-width:800px}
.legal-content h2{
  font-size:20px;
  margin:36px 0 12px;
  font-weight:700;
  color:var(--ink);
}
.legal-content h2:first-child{margin-top:0}
.legal-content p{color:var(--ink-soft);margin:0 0 12px}
.legal-content ul{color:var(--ink-soft);margin:0 0 16px;padding-left:22px}
.legal-content li{margin-bottom:6px}
.cookie-table{
  width:100%;
  border-collapse:collapse;
  margin:12px 0 20px;
  font-size:14px;
}
.cookie-table th,
.cookie-table td{
  padding:12px 14px;
  text-align:left;
  border-bottom:1px solid var(--border);
}
.cookie-table th{
  background:var(--surface-alt);
  font-weight:600;
  color:var(--ink);
}
.cookie-table td{color:var(--ink-soft)}

/* ===== FOOTER ===== */
.site-footer{
  background:var(--bg);
  color:#c9d1d9;
  padding:64px 0 24px;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.4fr 1fr 1fr 1.6fr;
  gap:40px;
  margin-bottom:40px;
}
.footer-brand{
  display:inline-flex;
  align-items:center;
  gap:10px;
  color:#fff;
  font-weight:800;
  letter-spacing:.02em;
  margin-bottom:14px;
}
.footer-brand .logo-text{font-size:16px}
.footer-tag{
  color:#9199a3;
  font-size:14px;
  margin:0;
  max-width:260px;
}
.footer-col h4{
  color:#fff;
  font-size:13px;
  letter-spacing:.08em;
  text-transform:uppercase;
  margin:0 0 16px;
  font-weight:700;
}
.footer-col ul{list-style:none;margin:0;padding:0}
.footer-col ul li{margin-bottom:10px}
.footer-col ul a{color:#9199a3;font-size:14px}
.footer-col ul a:hover{color:var(--accent)}
.footer-company p{
  margin:0 0 6px;
  color:#9199a3;
  font-size:14px;
}
.footer-company p strong{color:#fff}
.footer-company a{color:var(--accent)}
.footer-company a:hover{color:#fff}
.footer-bottom{
  padding-top:24px;
  border-top:1px solid var(--border-dark);
  text-align:center;
  color:#6b7280;
  font-size:13px;
}
.footer-bottom p{margin:0}

/* ===== COOKIE BANNER ===== */
.cookie-banner{
  position:fixed;
  bottom:16px;left:16px;right:16px;
  background:#fff;
  border:1px solid var(--border);
  box-shadow:var(--shadow-lg);
  border-radius:var(--radius);
  padding:14px 18px;
  z-index:60;
  display:none;
  max-width:720px;
  margin:0 auto;
}
.cookie-banner.show{display:block}
.cookie-inner{
  display:flex;
  gap:16px;
  align-items:center;
  justify-content:space-between;
  flex-wrap:wrap;
}
.cookie-inner p{margin:0;font-size:14px;color:var(--ink-soft)}

/* ===== RESPONSIVE ===== */
@media (max-width:860px){
  .main-nav{
    position:absolute;
    top:72px;left:0;right:0;
    background:#fff;
    border-bottom:1px solid var(--border);
    display:none;
    box-shadow:var(--shadow);
  }
  .main-nav.open{display:block}
  .main-nav ul{
    flex-direction:column;
    gap:0;
    padding:12px 24px;
  }
  .main-nav a{
    display:block;
    padding:12px 14px;
    border-radius:6px;
  }
  .nav-toggle{display:block}
  .about-grid{grid-template-columns:1fr}
  .about-side{position:static}
  .contact-grid{grid-template-columns:1fr;gap:40px}
  .service-detail{grid-template-columns:1fr;gap:16px}
  .service-number{font-size:40px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .hero{padding:64px 0 80px}
  .cta-inner{flex-direction:column;align-items:flex-start}
}

@media (max-width:520px){
  .footer-grid{grid-template-columns:1fr}
  .hero-cta{flex-direction:column;align-items:stretch}
  .hero-cta .btn{width:100%}
  .contact-form{padding:24px 20px}
}