/* =========================================================
   V-GROUP — Modern Website Stylesheet
   Designer: minimalist · trust-driven · conversion focused
   ========================================================= */

:root {
  /* Brand palette */
  --c-navy:        #0B2545;
  --c-navy-soft:   #13315C;
  --c-blue:        #1B4D89;
  --c-accent:      #2E86C1;
  --c-accent-2:    #5DADE2;
  --c-cta:         #E8A317;          /* warm amber - draws attention */
  --c-cta-hover:   #D99110;
  --c-success:     #2BA84A;

  /* Neutrals */
  --c-ink:         #0E1B2E;
  --c-text:        #2C3E50;
  --c-muted:       #6B7785;
  --c-line:        #E5E9F0;
  --c-bg:          #FFFFFF;
  --c-bg-soft:     #F6F8FB;
  --c-bg-section:  #F0F4F9;

  /* Layout */
  --container:     1240px;
  --radius-sm:     6px;
  --radius:        12px;
  --radius-lg:     20px;
  --shadow-sm:     0 2px 6px rgba(11,37,69,.06);
  --shadow:        0 10px 30px rgba(11,37,69,.08);
  --shadow-lg:     0 20px 60px rgba(11,37,69,.15);

  /* Typography */
  --font-sans:     'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-display:  'Manrope', 'Inter', sans-serif;

  /* Motion */
  --ease:          cubic-bezier(.4, 0, .2, 1);
  --t-fast:        .15s;
  --t:             .25s;
  --t-slow:        .5s;
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.65;
  color: var(--c-text);
  background: var(--c-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--c-accent); text-decoration: none; transition: color var(--t) var(--ease); }
a:hover { color: var(--c-blue); }
button { font-family: inherit; cursor: pointer; border: 0; background: none; }
ul { padding: 0; margin: 0; list-style: none; }

/* ---------- Typography ---------- */
h1, h2, h3, h4 {
  font-family: var(--font-display);
  color: var(--c-ink);
  line-height: 1.2;
  margin: 0 0 .6em;
  font-weight: 700;
  letter-spacing: -0.01em;
}
h1 { font-size: clamp(2.2rem, 4vw + 1rem, 3.8rem); letter-spacing: -0.025em; }
h2 { font-size: clamp(1.6rem, 2vw + 1rem, 2.4rem); letter-spacing: -0.02em; }
h3 { font-size: clamp(1.15rem, 1vw + .8rem, 1.4rem); }
h4 { font-size: 1.05rem; }
p  { margin: 0 0 1em; }
.lead { font-size: 1.15rem; color: var(--c-muted); }
.eyebrow {
  display: inline-block;
  font-size: .8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .12em;
  color: var(--c-accent);
  padding: 6px 14px;
  background: rgba(46,134,193,.1);
  border-radius: 100px;
  margin-bottom: 1rem;
}

/* ---------- Layout ---------- */
.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}
.section { padding: clamp(60px, 8vw, 120px) 0; }
.section--soft { background: var(--c-bg-soft); }
.section--dark { background: var(--c-navy); color: #DDE6F2; }
.section--dark h1, .section--dark h2, .section--dark h3 { color: #fff; }
.section-head { text-align: center; max-width: 720px; margin: 0 auto 60px; }
.section-head p { color: var(--c-muted); font-size: 1.1rem; margin: 0; }
.grid { display: grid; gap: 32px; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

/* ---------- Top Bar (info bar) ---------- */
.topbar {
  background: var(--c-navy);
  color: #C8D4E3;
  font-size: .85rem;
  padding: 8px 0;
}
.topbar .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}
.topbar a { color: #fff; font-weight: 500; }
.topbar a:hover { color: var(--c-cta); }
.topbar-info { display: flex; gap: 24px; flex-wrap: wrap; }
.topbar-info span { display: inline-flex; align-items: center; gap: 6px; }

/* ---------- Header (dark navy) ---------- */
.header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--c-navy);
  border-bottom: 1px solid rgba(255,255,255,.06);
  transition: box-shadow var(--t) var(--ease), background var(--t) var(--ease);
}
.header.is-scrolled {
  background: rgba(11, 37, 69, .96);
  backdrop-filter: saturate(180%) blur(14px);
  box-shadow: 0 4px 20px rgba(0,0,0,.18);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 14px 24px;
}
@media (min-width: 721px) {
  .header-inner { padding: 14px 36px; }
}
.logo {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.2rem;
  color: #fff;
  letter-spacing: -.02em;
}
.logo img { height: 38px; width: auto; display: block; }
.logo > span:not(.logo-sub) { display: none; } /* hide redundant V-GROUP text since logo image contains it */
.logo .logo-sub {
  display: none; /* hide subtext, the logo image is enough */
}

/* Nav */
.nav { display: flex; align-items: center; gap: 8px; }
.nav-list { display: flex; align-items: center; gap: 4px; }
.nav-item { position: relative; }
.nav-link {
  display: inline-block;
  padding: 10px 14px;
  color: rgba(255,255,255,.88);
  font-weight: 500;
  font-size: .95rem;
  border-radius: 8px;
  transition: background var(--t) var(--ease), color var(--t) var(--ease);
}
.nav-link.is-active { color: var(--c-cta); }
.nav-link:hover { background: rgba(255,255,255,.08); color: #fff; }
.nav-item.has-sub > .nav-link::after {
  content: '';
  display: inline-block;
  width: 6px; height: 6px;
  border-right: 2px solid currentColor;
  border-bottom: 2px solid currentColor;
  transform: rotate(45deg) translate(-2px, -2px);
  margin-left: 8px;
  vertical-align: middle;
  opacity: .6;
}
.subnav {
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  min-width: 220px;
  background: #fff;
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 8px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-8px);
  transition: all var(--t) var(--ease);
}
.nav-item.has-sub:hover .subnav,
.nav-item.has-sub:focus-within .subnav { opacity: 1; visibility: visible; transform: translateY(0); }
.subnav a {
  display: block;
  padding: 10px 14px;
  color: var(--c-text);
  font-size: .92rem;
  border-radius: 8px;
}
.subnav a:hover { background: var(--c-bg-soft); color: var(--c-accent); }

/* Mobile menu toggle */
.menu-toggle {
  display: none;
  width: 44px; height: 44px;
  border-radius: 10px;
  border: 1px solid rgba(255,255,255,.18);
  background: rgba(255,255,255,.06);
  position: relative;
}
.menu-toggle span,
.menu-toggle span::before,
.menu-toggle span::after {
  content: '';
  position: absolute;
  display: block;
  width: 20px; height: 2px;
  background: #fff;
  border-radius: 2px;
  transition: all var(--t) var(--ease);
}
.menu-toggle span { top: 50%; left: 50%; transform: translate(-50%,-50%); }
.menu-toggle span::before { top: -7px; left: 0; }
.menu-toggle span::after  { top: 7px;  left: 0; }
body.menu-open .menu-toggle span { background: transparent; }
body.menu-open .menu-toggle span::before { transform: rotate(45deg) translate(5px,5px); }
body.menu-open .menu-toggle span::after  { transform: rotate(-45deg) translate(5px,-5px); }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 14px 26px;
  font-weight: 600;
  font-size: .98rem;
  border-radius: 10px;
  text-decoration: none;
  transition: all var(--t) var(--ease);
  white-space: nowrap;
  border: 2px solid transparent;
  letter-spacing: -.005em;
}
.btn--primary {
  background: var(--c-cta);
  color: #fff;
  box-shadow: 0 8px 22px rgba(232,163,23,.35);
}
.btn--primary:hover {
  background: var(--c-cta-hover);
  transform: translateY(-2px);
  box-shadow: 0 12px 28px rgba(232,163,23,.45);
  color: #fff;
}
.btn--dark {
  background: var(--c-navy);
  color: #fff;
}
.btn--dark:hover { background: var(--c-navy-soft); transform: translateY(-2px); color: #fff; }
.btn--outline {
  background: transparent;
  border-color: var(--c-line);
  color: var(--c-ink);
}
.btn--outline:hover { border-color: var(--c-accent); color: var(--c-accent); }
.btn--ghost {
  background: rgba(255,255,255,.1);
  color: #fff;
  border-color: rgba(255,255,255,.2);
}
.btn--ghost:hover { background: rgba(255,255,255,.18); color: #fff; }
.btn--block { width: 100%; }
.btn--sm { padding: 10px 18px; font-size: .9rem; }
.btn .arrow { transition: transform var(--t) var(--ease); }
.btn:hover .arrow { transform: translateX(4px); }

/* ---------- HERO ---------- */
.hero {
  position: relative;
  overflow: hidden;
  background: linear-gradient(135deg, #0B2545 0%, #13315C 60%, #1B4D89 100%);
  color: #fff;
  padding: clamp(70px, 9vw, 140px) 0 clamp(80px, 10vw, 160px);
}
.hero::before {
  content:'';
  position: absolute; inset:0;
  background:
    radial-gradient(circle at 80% 20%, rgba(93,173,226,.25), transparent 50%),
    radial-gradient(circle at 10% 90%, rgba(232,163,23,.12), transparent 45%);
  pointer-events: none;
}
.hero::after {
  content: '';
  position: absolute;
  bottom: -1px; left: 0; right: 0;
  height: 80px;
  background: linear-gradient(to bottom, transparent, var(--c-bg));
  pointer-events: none;
}
.hero-grid {
  position: relative;
  display: grid;
  grid-template-columns: 1.15fr .85fr;
  gap: 60px;
  align-items: center;
}
.hero h1 { color: #fff; margin-bottom: .4em; }
.hero h1 .accent {
  background: linear-gradient(120deg, #E8A317, #F5C153);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hero p.lead { color: rgba(255,255,255,.85); font-size: 1.2rem; margin-bottom: 2rem; max-width: 540px; }
.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 8px 16px;
  background: rgba(255,255,255,.08);
  border: 1px solid rgba(255,255,255,.18);
  border-radius: 100px;
  font-size: .85rem;
  font-weight: 500;
  color: #fff;
  margin-bottom: 1.5rem;
  backdrop-filter: blur(8px);
}
.hero-eyebrow .dot {
  width: 8px; height: 8px;
  background: var(--c-success);
  border-radius: 50%;
  box-shadow: 0 0 0 4px rgba(43,168,74,.25);
  animation: pulse 2s infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: .5; }
}
.hero-cta { display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 36px; }
.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  max-width: 540px;
}
.hero-stat .num {
  font-family: var(--font-display);
  font-size: 1.9rem;
  font-weight: 800;
  color: var(--c-cta);
  display: block;
  line-height: 1.1;
}
.hero-stat .lbl { font-size: .85rem; color: rgba(255,255,255,.7); }

/* Hero form card */
.hero-form {
  background: #fff;
  color: var(--c-text);
  padding: 32px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  border: 1px solid rgba(255,255,255,.5);
}
.hero-form h3 {
  font-size: 1.4rem;
  margin-bottom: .25em;
  color: var(--c-ink);
}
.hero-form .sub {
  color: var(--c-muted);
  font-size: .92rem;
  margin-bottom: 1.4rem;
}

/* ---------- Forms ---------- */
.field { margin-bottom: 14px; }
.field label {
  display: block;
  font-size: .82rem;
  color: var(--c-muted);
  font-weight: 500;
  margin-bottom: 6px;
}
.field input,
.field select,
.field textarea {
  width: 100%;
  padding: 12px 14px;
  font-family: inherit;
  font-size: .95rem;
  color: var(--c-ink);
  background: var(--c-bg-soft);
  border: 1px solid var(--c-line);
  border-radius: 10px;
  transition: all var(--t) var(--ease);
}
.field input:focus,
.field select:focus,
.field textarea:focus {
  outline: 0;
  border-color: var(--c-accent);
  background: #fff;
  box-shadow: 0 0 0 4px rgba(46,134,193,.12);
}
.field textarea { min-height: 110px; resize: vertical; }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.form-note {
  font-size: .8rem;
  color: var(--c-muted);
  margin: 10px 0 0;
  text-align: center;
}

/* ---------- Trust bar ---------- */
.trustbar {
  background: var(--c-bg-soft);
  padding: 26px 0;
  border-bottom: 1px solid var(--c-line);
}
.trustbar-inner {
  display: flex;
  justify-content: space-around;
  flex-wrap: wrap;
  gap: 24px;
  text-align: center;
}
.trust-item {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--c-text);
  font-size: .95rem;
  font-weight: 500;
}
.trust-item .ic {
  width: 36px; height: 36px;
  border-radius: 10px;
  background: rgba(46,134,193,.1);
  color: var(--c-accent);
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

/* ---------- Product cards (catalogue) ---------- */
.cat-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.cat-card {
  position: relative;
  background: #fff;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--c-line);
  transition: all var(--t) var(--ease);
  display: flex;
  flex-direction: column;
}
.cat-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: transparent;
}
.cat-card-img {
  position: relative;
  aspect-ratio: 16 / 11;
  overflow: hidden;
  background: var(--c-bg-soft);
}
.cat-card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .6s var(--ease);
}
.cat-card:hover .cat-card-img img { transform: scale(1.06); }
.cat-card-img::after {
  content: '';
  position: absolute; inset: 0;
  background: linear-gradient(to top, rgba(11,37,69,.35), transparent 50%);
}
.cat-card-badge {
  position: absolute;
  top: 16px; left: 16px;
  padding: 5px 12px;
  background: rgba(255,255,255,.95);
  color: var(--c-navy);
  font-size: .75rem;
  font-weight: 600;
  letter-spacing: .04em;
  border-radius: 100px;
  text-transform: uppercase;
}
.cat-card-body { padding: 24px; display: flex; flex-direction: column; flex: 1; }
.cat-card h3 { margin-bottom: 10px; }
.cat-card p { color: var(--c-muted); font-size: .95rem; flex: 1; margin-bottom: 16px; }
.cat-card-foot {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 16px;
  border-top: 1px solid var(--c-line);
}
.cat-card-foot a {
  font-weight: 600;
  color: var(--c-accent);
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.cat-card-foot a:hover .arrow { transform: translateX(4px); }
.cat-card-foot .arrow { transition: transform var(--t) var(--ease); }

/* ---------- Feature grid (Proč my) ---------- */
.feat-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 28px; }
.feat-card {
  background: #fff;
  padding: 32px 28px;
  border-radius: var(--radius);
  border: 1px solid var(--c-line);
  transition: all var(--t) var(--ease);
}
.feat-card:hover {
  border-color: var(--c-accent);
  transform: translateY(-4px);
  box-shadow: var(--shadow);
}
.feat-card .ic {
  width: 54px; height: 54px;
  border-radius: 14px;
  background: linear-gradient(135deg, var(--c-accent), var(--c-accent-2));
  color: #fff;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
}
.feat-card h3 { font-size: 1.15rem; margin-bottom: 8px; }
.feat-card p { color: var(--c-muted); font-size: .95rem; margin: 0; }

/* ---------- Process steps ---------- */
.process-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
  position: relative;
}
.process-step {
  position: relative;
  text-align: center;
}
.process-step .num {
  width: 64px; height: 64px;
  margin: 0 auto 20px;
  background: var(--c-navy);
  color: var(--c-cta);
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 800;
  position: relative;
  z-index: 2;
}
.process-step h3 { font-size: 1.1rem; margin-bottom: 8px; }
.process-step p { color: var(--c-muted); font-size: .94rem; }

/* ---------- Product detail blocks ---------- */
.product-block {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  padding: 60px 0;
}
.product-block:nth-child(even) .product-block-media { order: 2; }
.product-block-media {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow);
}
.product-block-media img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}
.product-block h2 { color: var(--c-navy); }
.product-block .tag {
  display: inline-block;
  font-size: .75rem;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--c-cta);
  margin-bottom: 8px;
}
.spec-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
  margin: 18px 0;
}
.spec {
  padding: 14px 16px;
  background: var(--c-bg-soft);
  border-radius: 10px;
  border-left: 3px solid var(--c-accent);
}
.spec .lbl { font-size: .78rem; color: var(--c-muted); letter-spacing: .04em; text-transform: uppercase; }
.spec .val { font-weight: 700; color: var(--c-ink); font-size: 1.05rem; }
.checklist { margin: 16px 0; }
.checklist li {
  position: relative;
  padding: 6px 0 6px 30px;
  font-size: .98rem;
}
.checklist li::before {
  content: '';
  position: absolute;
  left: 0; top: 11px;
  width: 18px; height: 18px;
  background: rgba(43,168,74,.12);
  border-radius: 50%;
}
.checklist li::after {
  content: '';
  position: absolute;
  left: 5px; top: 14px;
  width: 8px; height: 4px;
  border-left: 2px solid var(--c-success);
  border-bottom: 2px solid var(--c-success);
  transform: rotate(-45deg);
}

/* ---------- CTA strip ---------- */
.cta-strip {
  background: linear-gradient(135deg, var(--c-navy), var(--c-blue));
  color: #fff;
  border-radius: var(--radius-lg);
  padding: 50px;
  position: relative;
  overflow: hidden;
}
.cta-strip::before {
  content: '';
  position: absolute;
  right: -100px; top: -100px;
  width: 320px; height: 320px;
  background: radial-gradient(circle, rgba(232,163,23,.2), transparent 70%);
}
.cta-strip-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 40px;
  flex-wrap: wrap;
  position: relative;
  z-index: 1;
}
.cta-strip h2 { color: #fff; margin-bottom: 8px; }
.cta-strip p { color: rgba(255,255,255,.8); margin: 0; }

/* ---------- Testimonials ---------- */
.t-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.t-card {
  background: #fff;
  padding: 32px;
  border-radius: var(--radius);
  border: 1px solid var(--c-line);
}
.t-card .stars { color: var(--c-cta); margin-bottom: 12px; letter-spacing: 2px; }
.t-card blockquote { font-size: 1rem; margin: 0 0 18px; color: var(--c-text); line-height: 1.7; }
.t-card cite {
  display: block;
  font-style: normal;
  font-weight: 600;
  color: var(--c-ink);
  font-size: .95rem;
}
.t-card cite span { display: block; font-weight: 400; color: var(--c-muted); font-size: .85rem; }

/* ---------- FAQ ---------- */
.faq-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  max-width: 860px;
  margin: 0 auto;
}
.faq-item {
  background: #fff;
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  overflow: hidden;
  transition: border-color var(--t) var(--ease), box-shadow var(--t) var(--ease);
}
.faq-item[open] {
  border-color: var(--c-accent);
  box-shadow: var(--shadow-sm);
}
.faq-item summary {
  padding: 20px 56px 20px 24px;
  cursor: pointer;
  font-weight: 600;
  color: var(--c-ink);
  font-size: 1.05rem;
  list-style: none;
  position: relative;
  transition: color var(--t) var(--ease);
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: '+';
  position: absolute;
  right: 24px; top: 50%;
  transform: translateY(-50%);
  width: 28px; height: 28px;
  border-radius: 50%;
  background: var(--c-bg-soft);
  color: var(--c-accent);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  font-weight: 400;
  line-height: 1;
  transition: all var(--t) var(--ease);
}
.faq-item[open] summary::after {
  content: '−';
  background: var(--c-accent);
  color: #fff;
}
.faq-item summary:hover { color: var(--c-accent); }
.faq-item .faq-answer {
  padding: 0 24px 22px;
  color: var(--c-text);
  line-height: 1.7;
}
.faq-item .faq-answer p:last-child { margin-bottom: 0; }

/* ---------- Footer ---------- */
.footer {
  background: #061734;
  color: #B5C2D6;
  padding: 70px 0 30px;
}
.footer h4 { color: #fff; font-size: 1rem; margin-bottom: 18px; }
.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
  gap: 40px;
  margin-bottom: 50px;
}
.footer a { color: #B5C2D6; }
.footer a:hover { color: var(--c-cta); }
.footer-list li { padding: 5px 0; font-size: .95rem; }
.footer-brand p { font-size: .92rem; margin-top: 14px; color: #94A3B8; }
.footer-contact p { margin: 0 0 8px; font-size: .94rem; }
.footer-contact strong { color: #fff; }
.footer-bottom {
  padding-top: 24px;
  border-top: 1px solid rgba(255,255,255,.08);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 14px;
  font-size: .85rem;
  color: #7B8AA0;
}

/* ---------- Page Hero (subpage) ---------- */
.page-hero {
  background: linear-gradient(135deg, var(--c-navy), var(--c-navy-soft));
  color: #fff;
  padding: 80px 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.page-hero::before {
  content:'';
  position: absolute; inset:0;
  background: radial-gradient(circle at 80% 50%, rgba(93,173,226,.18), transparent 50%);
}
.page-hero h1 { color: #fff; margin-bottom: 12px; }
.page-hero .lead { color: rgba(255,255,255,.8); max-width: 700px; margin: 0 auto; }
.breadcrumb {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-bottom: 18px;
  font-size: .85rem;
  color: rgba(255,255,255,.7);
}
.breadcrumb a { color: rgba(255,255,255,.85); }
.breadcrumb a:hover { color: var(--c-cta); }

/* ---------- Floating CTA (expandable widget) ---------- */
.floating-cta {
  position: fixed;
  right: 22px;
  bottom: 22px;
  z-index: 90;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 12px;
}
.floating-actions {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 10px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px) scale(.95);
  transform-origin: bottom right;
  transition: all .25s var(--ease);
  pointer-events: none;
}
.floating-cta.is-open .floating-actions {
  opacity: 1;
  visibility: visible;
  transform: translateY(0) scale(1);
  pointer-events: auto;
}
.floating-action {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  background: #fff;
  color: var(--c-ink);
  padding: 12px 18px 12px 14px;
  border-radius: 100px;
  font-weight: 600;
  font-size: .95rem;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--c-line);
  white-space: nowrap;
  transition: all var(--t) var(--ease);
}
.floating-action:hover {
  transform: translateY(-2px);
  color: var(--c-accent);
}
.floating-action .ic {
  width: 32px; height: 32px;
  background: rgba(46,134,193,.1);
  color: var(--c-accent);
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.floating-action.is-call .ic {
  background: rgba(43,168,74,.12);
  color: var(--c-success);
}
.floating-action small {
  display: block;
  font-size: .72rem;
  font-weight: 500;
  color: var(--c-muted);
  letter-spacing: .02em;
}
.floating-call {
  width: 60px; height: 60px;
  background: var(--c-success);
  color: #fff;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 8px 24px rgba(43,168,74,.4);
  animation: pulse-ring 2.5s infinite;
  border: 0;
  cursor: pointer;
  transition: transform var(--t) var(--ease);
  position: relative;
}
.floating-call:hover { transform: scale(1.08); }
.floating-cta.is-open .floating-call { animation: none; }
.floating-cta.is-open .floating-call svg.icon-chat { display: none; }
.floating-call svg.icon-close { display: none; }
.floating-cta.is-open .floating-call svg.icon-close { display: block; }
@keyframes pulse-ring {
  0% { box-shadow: 0 8px 24px rgba(43,168,74,.4), 0 0 0 0 rgba(43,168,74,.5); }
  70% { box-shadow: 0 8px 24px rgba(43,168,74,.4), 0 0 0 16px rgba(43,168,74,0); }
  100% { box-shadow: 0 8px 24px rgba(43,168,74,.4), 0 0 0 0 rgba(43,168,74,0); }
}

/* ---------- Contact page ---------- */
.contact-layout { display: grid; grid-template-columns: 1.1fr .9fr; gap: 60px; align-items: start; }
.contact-info-card {
  background: #fff;
  border-radius: var(--radius-lg);
  padding: 36px;
  border: 1px solid var(--c-line);
  box-shadow: var(--shadow-sm);
}
.contact-row {
  display: flex;
  gap: 16px;
  padding: 16px 0;
  border-bottom: 1px solid var(--c-line);
}
.contact-row:last-child { border-bottom: 0; }
.contact-row .ic {
  width: 44px; height: 44px;
  background: rgba(46,134,193,.1);
  color: var(--c-accent);
  border-radius: 12px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.contact-row .lbl { font-size: .82rem; color: var(--c-muted); text-transform: uppercase; letter-spacing: .04em; }
.contact-row .val { font-size: 1.05rem; font-weight: 600; color: var(--c-ink); }
.contact-row a { color: var(--c-ink); }
.contact-row a:hover { color: var(--c-accent); }

.form-card {
  background: #fff;
  padding: 40px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  border: 1px solid var(--c-line);
}
.form-card h3 { margin-bottom: 8px; }
.form-card .sub { color: var(--c-muted); margin-bottom: 24px; }

/* ---------- Toast ---------- */
.toast {
  position: fixed;
  top: 24px;
  right: 24px;
  background: var(--c-success);
  color: #fff;
  padding: 14px 22px;
  border-radius: 10px;
  box-shadow: var(--shadow-lg);
  font-weight: 500;
  z-index: 200;
  transform: translateY(-100px);
  opacity: 0;
  transition: all .4s var(--ease);
}
.toast.is-visible { transform: translateY(0); opacity: 1; }

/* ---------- Reveal on scroll (progressive enhancement) ---------- */
.reveal {
  opacity: 1;
  transform: none;
  transition: opacity .7s var(--ease), transform .7s var(--ease);
}
/* Hide only when JS is loaded AND observer hasn't fired yet */
html.js .reveal:not(.is-visible) {
  opacity: 0;
  transform: translateY(20px);
}
html.js .reveal.is-visible { opacity: 1; transform: translateY(0); }
@media (prefers-reduced-motion: reduce) {
  html.js .reveal { opacity: 1 !important; transform: none !important; }
}

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .feat-grid { grid-template-columns: repeat(2, 1fr); }
  .process-grid { grid-template-columns: repeat(2, 1fr); }
  .cat-grid, .t-grid { grid-template-columns: repeat(2, 1fr); }
  .hero-grid { grid-template-columns: 1fr; gap: 40px; }
  .hero-stats { max-width: none; }
  .footer-grid { grid-template-columns: repeat(2, 1fr); }
  .contact-layout { grid-template-columns: 1fr; }
  .product-block { grid-template-columns: 1fr; padding: 40px 0; gap: 32px; }
  .product-block:nth-child(even) .product-block-media { order: 0; }
}

@media (max-width: 720px) {
  .topbar-info { gap: 14px; font-size: .78rem; }
  .topbar { font-size: .78rem; }
  /* Disable backdrop-filter on mobile - it creates a containing block that traps the fixed mobile menu inside the header */
  .header.is-scrolled { backdrop-filter: none; -webkit-backdrop-filter: none; background: var(--c-navy); }
  .menu-toggle { display: inline-flex; align-items: center; justify-content: center; }
  .nav {
    position: fixed;
    top: 0; right: 0; bottom: 0;
    width: min(86%, 360px);
    background: #fff;
    padding: 90px 24px 32px;
    flex-direction: column;
    align-items: stretch;
    transform: translateX(110%);
    transition: transform .35s var(--ease);
    box-shadow: var(--shadow-lg);
    z-index: 99;
    overflow-y: auto;
  }
  body.menu-open { overflow: hidden; } /* lock background scroll */
  body.menu-open .nav { transform: translateX(0); }
  body.menu-open::after {
    content: '';
    position: fixed; inset: 0;
    background: rgba(11,23,46,.4);
    z-index: 98;
  }
  .nav-list { flex-direction: column; gap: 0; align-items: stretch; }
  .nav-item { width: 100%; }
  /* Override dark-header colors inside mobile slide-in menu */
  .nav .nav-link {
    display: block;
    padding: 14px 12px;
    border-radius: 10px;
    color: var(--c-ink);
    font-size: 1.05rem;
    font-weight: 600;
  }
  .nav .nav-link:hover,
  .nav .nav-link.is-active {
    background: var(--c-bg-soft);
    color: var(--c-accent);
  }
  .subnav {
    position: static;
    box-shadow: none;
    border: 0;
    background: var(--c-bg-soft);
    opacity: 1; visibility: visible; transform: none;
    margin: 0 12px 8px;
    padding: 6px;
  }
  .subnav a { color: var(--c-text); }
  .subnav a:hover { color: var(--c-accent); background: #fff; }
  .nav-item.has-sub > .nav-link::after { display: none; }
  .nav .btn { margin-top: 16px; }
  .nav .btn.btn--primary { color: #fff; }

  .grid-2, .grid-3, .grid-4,
  .feat-grid, .process-grid, .cat-grid, .t-grid,
  .footer-grid, .field-row, .spec-grid { grid-template-columns: 1fr; }

  .hero { padding: 50px 0 70px; }
  .hero-form { padding: 24px; }
  .cta-strip { padding: 32px 24px; text-align: center; }
  .cta-strip-inner { flex-direction: column; text-align: center; }
  .floating-cta { right: 14px; bottom: 14px; }
  .floating-cta .btn:not(.floating-call) { display: none; } /* on mobile keep only call */
}