/* ==========================================================================
   [Назва сервісу] — сервісний центр у Черкасах
   Design tokens: diagnostic-scan minimal
   ========================================================================== */

:root{
  --bg:#FAFAFA;
  --surface:#FFFFFF;
  --surface-2:#F1F1EF;
  --ink:#16171A;
  --ink-soft:#6E7175;
  --line:#E5E5E2;
  --accent:#FF4D2E;
  --accent-ink:#7A1F0F;
  --ok:#1F9D66;
  --ok-bg:#E8F7EF;

  --font-display:"Space Grotesk", "Inter", sans-serif;
  --font-body:"Inter", -apple-system, sans-serif;
  --font-mono:"IBM Plex Mono", monospace;

  --container:1180px;
  --radius:14px;
  --radius-sm:8px;
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto;}
  *{animation-duration:0.01ms !important; animation-iteration-count:1 !important; transition-duration:0.01ms !important;}
}

body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:var(--font-body);
  font-size:16px;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}

img{max-width:100%; display:block;}
a{color:inherit;}

h1,h2,h3,h4{
  font-family:var(--font-display);
  font-weight:600;
  line-height:1.15;
  margin:0 0 .5em;
  letter-spacing:-0.01em;
}
h1{font-size:clamp(2.1rem,5vw,3.4rem);}
h2{font-size:clamp(1.6rem,3.4vw,2.3rem);}
h3{font-size:1.25rem;}
p{margin:0 0 1em; color:var(--ink-soft);}

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

.eyebrow{
  font-family:var(--font-mono);
  font-size:.78rem;
  letter-spacing:.06em;
  text-transform:uppercase;
  color:var(--accent-ink);
  display:inline-flex;
  align-items:center;
  gap:.5em;
  margin-bottom:1em;
}
.eyebrow::before{
  content:"";
  width:8px;height:8px;border-radius:50%;
  background:var(--ok);
  box-shadow:0 0 0 3px var(--ok-bg);
}

/* focus visibility */
a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible{
  outline:2px solid var(--accent);
  outline-offset:2px;
}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  gap:.5em;
  padding:.85em 1.5em;
  border-radius:999px;
  font-family:var(--font-body);
  font-weight:600;
  font-size:.95rem;
  text-decoration:none;
  border:1px solid transparent;
  cursor:pointer;
  transition:transform .15s ease, background .15s ease, border-color .15s ease;
}
.btn:hover{transform:translateY(-1px);}
.btn-primary{background:var(--accent); color:#fff;}
.btn-primary:hover{background:#E7431F;}
.btn-secondary{background:transparent; color:var(--ink); border-color:var(--line);}
.btn-secondary:hover{border-color:var(--ink);}
.btn-block{width:100%; justify-content:center;}

/* ---------- header ---------- */
.site-header{
  position:sticky; top:0; z-index:50;
  background:rgba(250,250,250,.85);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
}
.header-inner{
  display:flex; align-items:center; justify-content:space-between;
  padding:16px 24px;
}
.logo{
  font-family:var(--font-display);
  font-weight:700; font-size:1.25rem;
  text-decoration:none; color:var(--ink);
  display:flex; align-items:center; gap:8px;
}
.logo-mark{
  width:28px;height:28px;border-radius:8px;
  background:var(--ink);
  position:relative; flex:none;
}
.logo-mark::after{
  content:"";
  position:absolute; left:4px; right:4px; top:50%;
  height:2px; background:var(--accent);
  animation:scan 2.4s ease-in-out infinite;
}
@keyframes scan{
  0%,100%{top:20%;}
  50%{top:75%;}
}
.main-nav{display:flex; gap:28px;}
.main-nav a{
  text-decoration:none; font-size:.95rem; font-weight:500;
  color:var(--ink-soft);
}
.main-nav a:hover{color:var(--ink);}
.header-cta{display:flex; align-items:center; gap:16px;}
.header-phone{
  font-family:var(--font-mono); font-weight:600; font-size:.95rem;
  text-decoration:none; color:var(--ink);
}
.nav-toggle{
  display:none; background:none; border:none; cursor:pointer; padding:8px;
}
.nav-toggle span{display:block; width:22px; height:2px; background:var(--ink); margin:5px 0; transition:.2s;}

/* ---------- hero ---------- */
.hero{
  padding:64px 0 40px;
  position:relative;
  overflow:hidden;
}
.hero-grid{
  display:grid;
  grid-template-columns:1.1fr .9fr;
  gap:48px;
  align-items:center;
}
.hero-badges{
  display:flex; flex-wrap:wrap; gap:10px; margin-top:1.6em;
}
.hero-badge{
  font-family:var(--font-mono); font-size:.78rem;
  background:var(--surface); border:1px solid var(--line);
  padding:.5em .9em; border-radius:999px;
  display:flex; align-items:center; gap:.5em;
}
.hero-badge::before{content:"✓"; color:var(--ok); font-weight:700;}
.hero-actions{display:flex; gap:14px; margin-top:2em; flex-wrap:wrap;}

.hero-visual{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:28px;
  position:relative;
}
.diagnostic-card{
  font-family:var(--font-mono);
  font-size:.85rem;
}
.diagnostic-row{
  display:flex; justify-content:space-between;
  padding:10px 0; border-bottom:1px dashed var(--line);
}
.diagnostic-row:last-child{border-bottom:none;}
.diagnostic-status{color:var(--ok); font-weight:600;}
.scan-line{
  position:absolute; left:28px; right:28px; height:2px;
  background:linear-gradient(90deg, transparent, var(--accent), transparent);
  animation:scanline 3s linear infinite;
}
@keyframes scanline{
  0%{top:20px; opacity:0;}
  10%{opacity:1;}
  90%{opacity:1;}
  100%{top:calc(100% - 20px); opacity:0;}
}

/* ---------- sections ---------- */
section{padding:72px 0;}
.section-head{max-width:640px; margin:0 0 40px;}
.section-head.center{margin-left:auto; margin-right:auto; text-align:center;}

/* service grid */
.grid{display:grid; gap:20px;}
.grid-4{grid-template-columns:repeat(4,1fr);}
.grid-3{grid-template-columns:repeat(3,1fr);}
.grid-2{grid-template-columns:repeat(2,1fr);}

.card{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:28px;
  text-decoration:none;
  color:var(--ink);
  transition:border-color .15s ease, transform .15s ease;
  display:block;
}
.card:hover{border-color:var(--ink); transform:translateY(-2px);}
.card-icon{
  width:44px; height:44px; border-radius:12px;
  background:var(--surface-2);
  display:flex; align-items:center; justify-content:center;
  margin-bottom:16px; font-size:1.3rem;
}
.card h3{margin-bottom:.4em;}
.card p{margin-bottom:0; font-size:.92rem;}
.card-price{
  font-family:var(--font-mono); font-size:.82rem;
  color:var(--accent-ink); margin-top:12px; display:block;
}

/* process steps */
.steps{counter-reset:step;}
.step{
  display:flex; gap:20px; padding:24px 0;
  border-bottom:1px solid var(--line);
}
.step:last-child{border-bottom:none;}
.step-num{
  font-family:var(--font-mono); font-size:.85rem; color:var(--accent-ink);
  flex:none; width:40px;
}
.step h3{margin-bottom:.3em; font-size:1.1rem;}
.step p{margin-bottom:0; font-size:.94rem;}

/* pricing table */
.price-table{
  width:100%; border-collapse:collapse;
  background:var(--surface); border:1px solid var(--line); border-radius:var(--radius);
  overflow:hidden;
}
.price-table th, .price-table td{
  padding:14px 20px; text-align:left; border-bottom:1px solid var(--line);
  font-size:.94rem;
}
.price-table th{
  font-family:var(--font-mono); font-size:.78rem; text-transform:uppercase;
  color:var(--ink-soft); background:var(--surface-2); font-weight:600;
}
.price-table td:last-child, .price-table th:last-child{
  font-family:var(--font-mono); text-align:right; color:var(--accent-ink); font-weight:600;
}
.price-table tr:last-child td{border-bottom:none;}
.price-note{font-size:.85rem; margin-top:12px; color:var(--ink-soft);}

/* testimonials / tickets */
.ticket{
  background:var(--surface); border:1px solid var(--line); border-radius:var(--radius);
  padding:24px;
}
.ticket-head{
  display:flex; justify-content:space-between; align-items:center;
  font-family:var(--font-mono); font-size:.78rem; color:var(--ink-soft);
  margin-bottom:14px; padding-bottom:14px; border-bottom:1px dashed var(--line);
}
.ticket-status{color:var(--ok); font-weight:600;}
.ticket p{color:var(--ink); font-size:.96rem;}
.ticket-author{font-size:.85rem; color:var(--ink-soft); margin-top:12px;}

/* FAQ accordion */
.faq-item{border-bottom:1px solid var(--line);}
.faq-q{
  width:100%; text-align:left; background:none; border:none; cursor:pointer;
  padding:20px 0; font-family:var(--font-body); font-weight:600; font-size:1.02rem;
  display:flex; justify-content:space-between; align-items:center; color:var(--ink);
}
.faq-q::after{content:"+"; font-size:1.4rem; color:var(--accent); flex:none; margin-left:16px; transition:transform .2s;}
.faq-item.open .faq-q::after{transform:rotate(45deg);}
.faq-a{max-height:0; overflow:hidden; transition:max-height .25s ease;}
.faq-item.open .faq-a{max-height:400px;}
.faq-a p{padding-bottom:20px;}

/* breadcrumbs */
.breadcrumbs{
  font-size:.85rem; color:var(--ink-soft); padding:20px 0 0;
}
.breadcrumbs a{text-decoration:none; color:var(--ink-soft);}
.breadcrumbs a:hover{color:var(--ink);}
.breadcrumbs span{margin:0 6px;}

/* CTA band */
.cta-band{
  background:var(--ink); color:#fff; border-radius:var(--radius);
  padding:48px; text-align:center;
}
.cta-band h2{color:#fff;}
.cta-band p{color:#B9BABC;}

/* contact form */
.contact-form{
  background:var(--surface); border:1px solid var(--line); border-radius:var(--radius);
  padding:28px; display:grid; gap:16px;
}
.form-field label{display:block; font-size:.85rem; font-weight:600; margin-bottom:6px;}
.form-field input, .form-field textarea, .form-field select{
  width:100%; padding:12px 14px; border:1px solid var(--line); border-radius:var(--radius-sm);
  font-family:var(--font-body); font-size:.95rem; background:#fff;
}
.form-field textarea{resize:vertical; min-height:100px;}
.form-note{font-size:.8rem; color:var(--ink-soft);}

/* map */
.map-embed{
  border:1px solid var(--line); border-radius:var(--radius); overflow:hidden; height:340px;
}
.map-embed iframe{width:100%; height:100%; border:0;}

/* footer */
.site-footer{
  border-top:1px solid var(--line); padding:56px 0 28px; margin-top:40px;
}
.footer-grid{
  display:grid; grid-template-columns:1.4fr 1fr 1fr 1fr; gap:32px;
}
.footer-grid h4{font-size:.85rem; text-transform:uppercase; letter-spacing:.04em; color:var(--ink-soft); margin-bottom:16px;}
.footer-grid ul{list-style:none; margin:0; padding:0; display:grid; gap:10px;}
.footer-grid a{text-decoration:none; font-size:.92rem; color:var(--ink);}
.footer-grid a:hover{color:var(--accent-ink);}
.footer-bottom{
  margin-top:40px; padding-top:24px; border-top:1px solid var(--line);
  display:flex; justify-content:space-between; flex-wrap:wrap; gap:12px;
  font-size:.82rem; color:var(--ink-soft);
}

/* responsive */
@media (max-width: 920px){
  .grid-4{grid-template-columns:repeat(2,1fr);}
  .grid-3{grid-template-columns:repeat(2,1fr);}
  .hero-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr 1fr;}
}
@media (max-width: 680px){
  .main-nav, .header-phone{display:none;}
  .nav-toggle{display:block;}
  .grid-4, .grid-3, .grid-2{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;}
  section{padding:48px 0;}
  .cta-band{padding:32px 20px;}
}