/* ============================================================
   Lexoft — Design System
   Clean government-reference style (Дія / gov.ua inspired)
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Onest:wght@400;500;600;700;800&display=swap');

:root {
  /* Brand / accent */
  --accent:        #1B5FCC;
  --accent-dark:   #1547A0;
  --accent-darker: #103A85;
  --accent-soft:   #EAF1FC;
  --accent-soft-2: #DCE8FA;

  /* Ink (navy-black) */
  --ink:    #0F1B2D;
  --ink-2:  #3C4A5A;
  --ink-3:  #6B7785;
  --ink-4:  #97A1AD;

  /* Surfaces */
  --bg:     #FFFFFF;
  --bg-2:   #F5F8FC;
  --bg-3:   #EEF2F8;
  --line:   #E4E9F0;
  --line-2: #D4DCE6;

  /* Semantic */
  --green:      #0E7C66;
  --green-soft: #E4F4EF;
  --amber:      #9A6810;
  --amber-soft: #FBF1DE;
  --red:        #C2402B;
  --red-soft:   #FBEBE7;

  /* Type */
  --font: 'Onest', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

  /* Radius */
  --r-sm: 7px;
  --r:    11px;
  --r-lg: 16px;
  --r-xl: 22px;

  /* Shadow */
  --sh-1: 0 1px 2px rgba(15,27,45,.05), 0 1px 3px rgba(15,27,45,.06);
  --sh-2: 0 2px 8px rgba(15,27,45,.06), 0 8px 24px rgba(15,27,45,.07);
  --sh-3: 0 12px 40px rgba(15,27,45,.12);

  /* Layout */
  --maxw: 1200px;
  --header-h: 68px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; scroll-padding-top: calc(var(--header-h) + 24px); }

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

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }
ul, ol { list-style: none; }

.wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 24px; }
.wrap-narrow { max-width: 760px; margin: 0 auto; padding: 0 24px; }

/* ============================================================
   Reading progress bar
   ============================================================ */
.progress-bar {
  position: fixed; top: 0; left: 0; height: 3px; width: 0%;
  background: linear-gradient(90deg, var(--accent), #4D86E0);
  z-index: 200; transition: width .08s linear;
}

/* ============================================================
   Header
   ============================================================ */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255,255,255,.86);
  backdrop-filter: saturate(180%) blur(14px);
  -webkit-backdrop-filter: saturate(180%) blur(14px);
  border-bottom: 1px solid var(--line);
}
.header-inner {
  height: var(--header-h);
  display: flex; align-items: center; gap: 28px;
}

/* Logo */
.logo { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }
.logo-mark {
  width: 34px; height: 34px; border-radius: 9px;
  background: linear-gradient(150deg, var(--accent), var(--accent-darker));
  display: grid; place-items: center; flex-shrink: 0;
  box-shadow: 0 2px 6px rgba(27,95,204,.32);
}
.logo-mark svg { width: 19px; height: 19px; }
.logo-word { display: block; font-weight: 800; font-size: 20px; letter-spacing: -.02em; color: var(--ink); line-height: 1.05; }
.logo-word b { color: var(--accent); font-weight: 800; }
.logo-tag {
  display: block;
  font-size: 10.5px; font-weight: 600; color: var(--ink-4);
  letter-spacing: .04em; text-transform: uppercase; margin-top: 1px;
}

/* Nav */
.main-nav { display: flex; align-items: center; gap: 4px; }
.main-nav ul,
.main-nav .menu { display: flex; align-items: center; gap: 4px; list-style: none; padding: 0; margin: 0; }
.main-nav li { list-style: none; padding: 0; margin: 0; display: inline-flex; align-items: center; }
.main-nav li::before,
.main-nav li::marker { content: none !important; display: none !important; }
.main-nav a {
  display: inline-flex; align-items: center;
  font-size: 14.5px; font-weight: 500; color: var(--ink-2);
  padding: 8px 14px; border-radius: 9px; transition: color .15s, background .15s, transform .15s;
  position: relative; line-height: 1;
}
.main-nav a:hover { color: var(--accent); background: var(--accent-soft); }
.main-nav a.active,
.main-nav .current-menu-item > a,
.main-nav .current_page_item > a {
  color: var(--accent); background: var(--accent-soft); font-weight: 600;
}
.main-nav a.active::after,
.main-nav .current-menu-item > a::after,
.main-nav .current_page_item > a::after {
  content: ''; position: absolute; left: 14px; right: 14px; bottom: 2px;
  height: 2px; border-radius: 2px; background: var(--accent);
}

.header-spacer { flex: 1; }

/* Search */
.search-box {
  display: flex; align-items: center; gap: 8px;
  background: var(--bg-2); border: 1px solid var(--line);
  border-radius: 9px; padding: 8px 12px; width: 250px;
  transition: .18s;
}
.search-box:focus-within { border-color: var(--accent); background: #fff; box-shadow: 0 0 0 3px var(--accent-soft); }
.search-box svg { width: 17px; height: 17px; color: var(--ink-4); flex-shrink: 0; }
.search-box input {
  border: none; background: none; outline: none; width: 100%;
  font-family: inherit; font-size: 14px; color: var(--ink);
}
.search-box input::placeholder { color: var(--ink-4); }

.btn-menu { display: none; }

/* Search results dropdown */
.search-results {
  position: absolute; top: calc(100% + 8px); right: 0; width: 380px;
  background: #fff; border: 1px solid var(--line); border-radius: var(--r);
  box-shadow: var(--sh-3); padding: 8px; display: none; z-index: 120;
  max-height: 70vh; overflow-y: auto;
}
.search-results.open { display: block; }
.search-pos { position: relative; }
.sr-item { display: block; padding: 10px 12px; border-radius: 8px; transition: .12s; }
.sr-item:hover, .sr-item.sel { background: var(--accent-soft); }
.sr-item .sr-cat { font-size: 11.5px; font-weight: 600; color: var(--accent); text-transform: uppercase; letter-spacing: .03em; }
.sr-item .sr-title { font-size: 14px; font-weight: 500; color: var(--ink); margin-top: 2px; }
.sr-empty { padding: 16px; text-align: center; color: var(--ink-3); font-size: 14px; }
.sr-item mark { background: var(--accent-soft-2); color: var(--accent-dark); border-radius: 3px; padding: 0 1px; }

/* ============================================================
   Buttons
   ============================================================ */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  font-weight: 600; font-size: 14.5px; padding: 11px 20px;
  border-radius: var(--r-sm); transition: .16s; white-space: nowrap;
}
.btn svg { width: 17px; height: 17px; }
.btn-primary { background: var(--accent); color: #fff; box-shadow: 0 1px 2px rgba(27,95,204,.25); }
.btn-primary:hover { background: var(--accent-dark); box-shadow: 0 4px 14px rgba(27,95,204,.3); transform: translateY(-1px); }
.btn-ghost { background: var(--bg-2); color: var(--ink); border: 1px solid var(--line); }
.btn-ghost:hover { background: var(--bg-3); border-color: var(--line-2); }
.btn-lg { padding: 14px 26px; font-size: 16px; }

/* ============================================================
   Badges / tags
   ============================================================ */
.badge {
  display: inline-flex; align-items: center; gap: 5px;
  font-size: 12px; font-weight: 600; padding: 4px 10px;
  border-radius: 100px; letter-spacing: .01em;
}
.badge-guide  { background: var(--accent-soft); color: var(--accent-dark); }
.badge-check  { background: var(--green-soft); color: var(--green); }
.badge-sample { background: #F1ECFB; color: #6A45C4; }
.badge-ref    { background: var(--amber-soft); color: var(--amber); }
.badge svg { width: 13px; height: 13px; }

.freq { display: inline-flex; align-items: center; gap: 3px; font-size: 12px; font-weight: 600; color: var(--ink-3); }
.freq-dots { display: inline-flex; gap: 2px; }
.freq-dots i { width: 5px; height: 5px; border-radius: 50%; background: var(--line-2); }
.freq-dots i.on { background: var(--accent); }

/* ============================================================
   Breadcrumbs
   ============================================================ */
.breadcrumbs { display: flex; align-items: center; flex-wrap: wrap; gap: 7px; font-size: 13px; color: var(--ink-3); }
.breadcrumbs a { color: var(--ink-3); transition: .12s; }
.breadcrumbs a:hover { color: var(--accent); }
.breadcrumbs .sep { color: var(--ink-4); }
.breadcrumbs span[aria-current] { color: var(--ink-2); font-weight: 500; }

/* ============================================================
   Footer
   ============================================================ */
.site-footer { background: var(--ink); color: #C7D0DC; margin-top: 80px; }
.footer-top { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 40px; padding: 56px 0 44px; }
.footer-brand .logo-word { color: #fff; }
.footer-brand p { font-size: 13.5px; color: #8C97A6; margin-top: 14px; max-width: 280px; line-height: 1.6; }
.footer-col h4 { font-size: 12px; text-transform: uppercase; letter-spacing: .06em; color: #6E7A8A; margin-bottom: 16px; font-weight: 700; }
.footer-col a { display: block; font-size: 14px; color: #C7D0DC; padding: 5px 0; transition: .12s; }
.footer-col a:hover { color: #fff; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.08); padding: 20px 0; display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 12px; font-size: 12.5px; color: #6E7A8A; }
.footer-bottom .schema-note { display: inline-flex; align-items: center; gap: 6px; }
.footer-bottom .schema-note svg { width: 14px; height: 14px; color: var(--green); }

/* ============================================================
   Trust strip
   ============================================================ */
.trust-strip { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; justify-content: center; padding: 22px 0; }
.trust-strip .t-label { font-size: 13px; font-weight: 600; color: var(--ink-3); }
.trust-src { display: inline-flex; align-items: center; gap: 7px; font-size: 13.5px; font-weight: 600; color: var(--ink-2); padding: 7px 13px; background: var(--bg-2); border: 1px solid var(--line); border-radius: 100px; }
.trust-src .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--green); }

/* ============================================================
   Generic section
   ============================================================ */
.section { padding: 64px 0; }
.section-head { margin-bottom: 32px; }
.eyebrow { font-size: 13px; font-weight: 700; color: var(--accent); text-transform: uppercase; letter-spacing: .05em; }
.section-head h2 { font-size: clamp(26px, 3.4vw, 34px); font-weight: 800; letter-spacing: -.025em; margin-top: 8px; color: var(--ink); }
.section-head p { font-size: 16px; color: var(--ink-3); margin-top: 10px; max-width: 560px; }

/* ============================================================
   Cards / icons
   ============================================================ */
.ico {
  width: 44px; height: 44px; border-radius: 11px; flex-shrink: 0;
  display: grid; place-items: center; background: var(--accent-soft); color: var(--accent);
}
.ico svg { width: 23px; height: 23px; }

@media (max-width: 980px) {
  .footer-top { grid-template-columns: 1fr 1fr; gap: 32px; }
}
@media (max-width: 880px) {
  .main-nav { display: none; }
  .search-box { width: 180px; }
}
@media (max-width: 600px) {
  .search-box { display: none; }
  .footer-top { grid-template-columns: 1fr 1fr; }
  .logo-tag { display: none; }
}