/* ==========================================================================
   BillMad Marketing Site — stylesheet v3 (Material Design look)
   Offline-first: system fonts, no CDN, no external requests.
   ========================================================================== */

:root {
  --md-primary: #1a73e8;
  --md-primary-dark: #0b57d0;
  --md-on-primary: #ffffff;
  --md-primary-container: #d3e3fd;
  --md-on-primary-container: #041e49;
  --md-secondary: #10b981;
  --md-secondary-dark: #059669;
  --md-secondary-container: #c9f7e4;
  --md-on-secondary-container: #04352a;
  --md-surface: #ffffff;
  --md-surface-variant: #f1f3f8;
  --md-background: #fbfcfe;
  --md-on-surface: #202124;
  --md-on-surface-variant: #5f6368;
  --md-outline: rgba(60, 64, 67, 0.26);
  --md-divider: #e8eaed;
  --md-error: #b3261e;
  --md-elev-1: 0 1px 2px 0 rgba(60, 64, 67, 0.3), 0 1px 3px 1px rgba(60, 64, 67, 0.15);
  --md-elev-2: 0 2px 6px 2px rgba(60, 64, 67, 0.15), 0 1px 2px 0 rgba(60, 64, 67, 0.3);
  --md-elev-3: 0 4px 8px 3px rgba(60, 64, 67, 0.15), 0 13px 27px -2px rgba(60, 64, 67, 0.2);
  --md-shape-xs: 6px;
  --md-shape-sm: 8px;
  --md-shape-md: 12px;
  --md-shape-lg: 16px;
  --md-shape-full: 28px;
  --font: Roboto, "Segoe UI", -apple-system, BlinkMacSystemFont, Arial, sans-serif;
  --mono: ui-monospace, SFMono-Regular, Menlo, Consolas, "Roboto Mono", monospace;
  --radius: var(--md-shape-lg);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font);
  color: var(--md-on-surface);
  line-height: 1.6;
  background: var(--md-background);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

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

a { color: var(--md-primary); text-decoration-color: var(--md-primary-container); }
a:hover { color: var(--md-primary-dark); }

::selection { background: rgba(26, 115, 232, 0.25); }

:focus-visible { outline: 2px solid var(--md-primary); outline-offset: 2px; border-radius: 4px; }

.container { width: min(1140px, 92vw); margin: 0 auto; }

/* --- App bar ----------------------------------------------------------------- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: var(--md-primary);
  box-shadow: var(--md-elev-2);
}
.nav-profile {
  display: flex; align-items: center; justify-content: space-between;
  height: 70px;
}
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; color: var(--md-on-primary); font-weight: 700; font-size: 1.2rem; letter-spacing: 0.01em; }
.brand-mark {
  width: 34px; height: 34px; border-radius: var(--md-shape-full);
  background: rgba(255, 255, 255, 0.22);
  display: grid; place-items: center; color: var(--md-on-primary); font-weight: 800; font-size: 0.95rem;
  border: 1px solid rgba(255, 255, 255, 0.35);
}
.nav-links { display: flex; align-items: center; gap: 6px; }
.nav-links a {
  text-decoration: none; color: rgba(255, 255, 255, 0.92); font-size: 0.95rem; font-weight: 500;
  padding: 9px 14px; border-radius: var(--md-shape-full); transition: background 0.15s ease, color 0.15s ease;
}
.nav-links a:hover { background: rgba(255, 255, 255, 0.14); color: #fff; }
.nav-cta {
  background: var(--md-on-primary); color: var(--md-primary) !important; padding: 9px 20px;
  border-radius: var(--md-shape-full); font-weight: 700; box-shadow: var(--md-elev-1);
}
.nav-cta:hover { background: var(--md-primary-container); color: var(--md-primary-dark) !important; }

.nav-toggle {
  display: none; background: none; border: 0; cursor: pointer; padding: 10px;
}
.nav-toggle span {
  display: block; width: 22px; height: 2px; background: var(--md-on-primary); margin: 5px 0; border-radius: 2px;
}

@media (max-width: 900px) {
  .nav-toggle { display: block; }
  .nav-links {
    display: none; position: absolute; top: 70px; left: 0; right: 0;
    background: var(--md-surface); flex-direction: column; gap: 2px;
    padding: 12px 16px; box-shadow: var(--md-elev-3);
  }
  .nav-links.open { display: flex; }
  .nav-links a { color: var(--md-on-surface); width: 100%; padding: 14px 18px; border-radius: var(--md-shape-full); }
  .nav-links a:hover { background: var(--md-surface-variant); color: var(--md-on-surface); }
  .nav-cta { color: var(--md-on-primary) !important; background: var(--md-primary); }
  .nav-cta:hover { background: var(--md-primary-dark); color: var(--md-on-primary) !important; }
}

/* --- Buttons (Material filled / outlined / secondary) -------------------------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  border: 0; border-radius: var(--md-shape-full); padding: 13px 26px; font-size: 1rem; font-weight: 600;
  cursor: pointer; text-decoration: none; position: relative; overflow: hidden;
  transition: box-shadow 0.15s ease, background 0.15s ease, transform 0.08s ease;
}
.btn-primary { background: var(--md-primary); color: var(--md-on-primary); box-shadow: var(--md-elev-1); }
.btn-primary:hover { background: var(--md-primary-dark); color: var(--md-on-primary); box-shadow: var(--md-elev-2); }
.btn-outline { background: transparent; color: var(--md-primary); border: 1px solid var(--md-outline); }
.btn-outline:hover { background: rgba(26, 115, 232, 0.08); }
.btn-green { background: var(--md-secondary); color: var(--md-on-primary); box-shadow: var(--md-elev-1); }
.btn-green:hover { background: var(--md-secondary-dark); color: var(--md-on-primary); box-shadow: var(--md-elev-2); }
.btn-lg { padding: 15px 32px; font-size: 1.05rem; }
.btn:active { transform: scale(0.97); box-shadow: none; }

/* --- Hero (index) ------------------------------------------------------------- */
.hero {
  position: relative;
  padding: 92px 0 110px;
  color: var(--md-on-surface);
  background:
    radial-gradient(760px 420px at 88% -12%, rgba(26, 115, 232, 0.16), transparent 70%),
    radial-gradient(560px 380px at -6% 20%, rgba(16, 185, 129, 0.12), transparent 60%),
    linear-gradient(180deg, #eaf1fd 0%, var(--md-background) 70%);
  overflow: hidden;
}
.hero-grid { position: relative; display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 56px; align-items: center; }
.eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--md-primary-container); color: var(--md-on-primary-container);
  border-radius: var(--md-shape-full); padding: 7px 16px; font-size: 0.82rem; font-weight: 600;
}
.hero h1 { font-size: clamp(2.3rem, 4.6vw, 3.6rem); line-height: 1.12; margin: 22px 0 18px; letter-spacing: -0.02em; font-weight: 700; }
.hero h1 .accent { color: var(--md-primary); }
.hero-sub { font-size: 1.16rem; color: var(--md-on-surface-variant); max-width: 560px; margin: 0 0 30px; }
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; }
.hero-note { margin-top: 16px; font-size: 0.88rem; color: var(--md-on-surface-variant); }
.hero .btn-outline { color: var(--md-primary); border-color: rgba(26, 115, 232, 0.4); }

.hero-art { position: relative; }
.device-frame {
  background: var(--md-surface); border-radius: var(--md-shape-lg); overflow: hidden;
  font-family: var(--mono); font-size: 0.86rem;
  box-shadow: var(--md-elev-3);
}
.device-title {
  padding: 12px 16px; background: var(--md-surface-variant); color: var(--md-on-surface);
  font-size: 0.8rem; letter-spacing: 0.05em; display: flex; justify-content: space-between; align-items: center;
  border-bottom: 1px solid var(--md-divider);
}
.device-body { padding: 16px; }
.pos-line {
  display: flex; justify-content: space-between; padding: 9px 10px;
  border-bottom: 1px dashed var(--md-divider); color: var(--md-on-surface-variant);
}
.pos-total { display: flex; justify-content: space-between; font-weight: 700; padding: 12px 10px 4px; color: var(--md-on-surface); }
.pos-total span:last-child { color: var(--md-primary); }
.sync-toggle {
  display: flex; align-items: center; justify-content: center; gap: 10px;
  font-family: var(--mono); font-size: 0.8rem; color: var(--md-on-surface-variant); padding: 10px 0;
  border-top: 1px solid var(--md-divider);
}
.dot { width: 10px; height: 10px; border-radius: 50%; background: var(--md-secondary); display: inline-block; box-shadow: 0 0 0 4px var(--md-secondary-container); }
.dot.offline { background: #f9ab00; box-shadow: 0 0 0 4px rgba(249, 171, 0, 0.22); }
.badge-offline { font-size: 0.72rem; background: rgba(249, 171, 0, 0.2); color: #b06000; padding: 3px 10px; border-radius: var(--md-shape-full); font-weight: 700; align-self: center; }
.badge-synced { font-size: 0.72rem; background: var(--md-secondary-container); color: var(--md-on-secondary-container); padding: 3px 10px; border-radius: var(--md-shape-full); font-weight: 700; align-self: center; }
.hero-art-float {
  display: flex; gap: 10px; justify-content: center; margin-top: 18px; flex-wrap: wrap;
}
.float-chip {
  background: var(--md-surface); border-radius: var(--md-shape-full); padding: 9px 16px;
  font-size: 0.82rem; font-weight: 600; color: var(--md-on-surface);
  display: inline-flex; align-items: center; gap: 7px; box-shadow: var(--md-elev-1);
}
.float-chip::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: var(--md-primary); }

/* --- Stats band ----------------------------------------------------------------- */
.stats-band { background: var(--md-background); padding: 0 0 10px; }
.stats {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 18px;
  margin-top: -64px; position: relative; z-index: 2;
}
.stat {
  background: var(--md-surface); border-radius: var(--md-shape-lg);
  box-shadow: var(--md-elev-2); padding: 26px 22px; text-align: center;
}
.stat-num { font-size: 2.3rem; font-weight: 700; letter-spacing: -0.02em; color: var(--md-primary); }
.stat-label { font-size: 0.92rem; color: var(--md-on-surface-variant); margin-top: 6px; font-weight: 500; }

/* --- Client logos strip ---------------------------------------------------------- */
.logos-band { padding: 30px 0 10px; }
.logos-head { text-align: center; color: var(--md-on-surface-variant); font-size: 0.88rem; font-weight: 500; letter-spacing: 0.04em; text-transform: uppercase; margin-bottom: 22px; }
.logos {
  display: flex; justify-content: center; align-items: center; gap: 14px; flex-wrap: wrap;
  filter: grayscale(1); opacity: 0.8;
}
.logo-chip {
  border: 1px solid var(--md-outline); border-radius: var(--md-shape-full);
  padding: 10px 22px; color: var(--md-on-surface-variant); font-weight: 600; font-size: 0.95rem;
  background: var(--md-surface);
}

/* --- Sections ------------------------------------------------------------------ */
.section { padding: 78px 0; }
.section-alt { background: linear-gradient(180deg, var(--md-surface-variant), var(--md-background)); }
.section-head { max-width: 720px; margin: 0 auto 48px; text-align: center; }
.section-head .eyebrow { background: var(--md-primary-container); color: var(--md-primary-dark); margin-bottom: 14px; }
.section-head h2 { font-size: clamp(1.8rem, 3.2vw, 2.5rem); letter-spacing: -0.02em; margin: 0 0 14px; font-weight: 700; }
.section-head p { color: var(--md-on-surface-variant); margin: 0; font-size: 1.06rem; }

/* --- Cards ---------------------------------------------------------------------- */
.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(258px, 1fr)); gap: 24px; }
.card {
  background: var(--md-surface); border-radius: var(--md-shape-lg);
  padding: 28px; box-shadow: var(--md-elev-1); transition: box-shadow 0.18s ease, transform 0.18s ease;
}
.card:hover { box-shadow: var(--md-elev-2); transform: translateY(-3px); }
.card-ico {
  width: 48px; height: 48px; border-radius: var(--md-shape-full); display: grid; place-items: center;
  font-size: 1.35rem; margin-bottom: 18px;
  background: var(--md-primary-container);
}
.card h3 { margin: 0 0 8px; font-size: 1.14rem; font-weight: 600; }
.card p { margin: 0; color: var(--md-on-surface-variant); font-size: 0.95rem; }
.card .card-link { display: inline-block; margin-top: 16px; font-weight: 600; font-size: 0.92rem; }

/* --- Offline visual -------------------------------------------------------------- */
.sync-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 24px; align-items: start; }
.panel {
  background: var(--md-surface); border-radius: var(--md-shape-lg); padding: 26px;
  box-shadow: var(--md-elev-1);
}
.panel h3 { margin: 0 0 12px; font-size: 1.05rem; display: flex; align-items: center; gap: 8px; }
.flow { list-style: none; margin: 0; padding: 0; font-size: 0.92rem; color: var(--md-on-surface-variant); }
.flow li { padding: 8px 0 8px 28px; position: relative; border-bottom: 1px dashed var(--md-divider); }
.flow li:last-child { border-bottom: 0; }
.flow li::before { content: ""; position: absolute; left: 0; top: 15px; width: 10px; height: 10px; border-radius: 50%; background: var(--md-secondary); box-shadow: 0 0 0 4px var(--md-secondary-container); }
.flow.offline li::before { background: #f9ab00; box-shadow: 0 0 0 4px rgba(249, 171, 0, 0.22); }
.arrow-caption { text-align: center; font-weight: 600; color: var(--md-primary); padding: 14px 0 6px; }

/* --- Testimonials ---------------------------------------------------------------- */
.quotes { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 24px; }
.quote {
  background: var(--md-surface); border-radius: var(--md-shape-lg);
  padding: 26px; position: relative; box-shadow: var(--md-elev-1);
}
.quote::before { content: "\201C"; position: absolute; top: 12px; right: 22px; font-size: 3.4rem; color: rgba(26, 115, 232, 0.18); font-weight: 800; line-height: 1; }
.quote p { font-size: 1rem; margin: 0 0 16px; }
.quote .who { font-weight: 600; font-size: 0.9rem; }
.quote .who small { color: var(--md-on-surface-variant); font-weight: 400; }
.quote-stars { color: #f9ab00; letter-spacing: 2px; margin-bottom: 10px; }

/* --- Pricing --------------------------------------------------------------------- */
.pricing-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(275px, 1fr)); gap: 24px; align-items: stretch; }
.price-card {
  background: var(--md-surface); border-radius: var(--md-shape-lg);
  padding: 30px; display: flex; flex-direction: column; position: relative; box-shadow: var(--md-elev-1);
}
.price-card.popular { border: 3px solid var(--md-primary); box-shadow: var(--md-elev-3); }
.popular-tag {
  position: absolute; top: -14px; left: 50%; transform: translateX(-50%);
  background: var(--md-primary); color: var(--md-on-primary); font-size: 0.76rem; font-weight: 700;
  padding: 5px 16px; border-radius: var(--md-shape-full); box-shadow: var(--md-elev-1);
}
.price-card h3 { margin: 0 0 6px; font-weight: 600; }
.price { font-size: 2.2rem; font-weight: 700; margin: 8px 0 4px; letter-spacing: -0.02em; color: var(--md-primary); }
.price small { font-size: 0.85rem; color: var(--md-on-surface-variant); font-weight: 400; }
.price-card .per-tech { font-size: 0.85rem; color: var(--md-on-surface-variant); margin-bottom: 16px; }
.price-card ul { margin: 0 0 22px; padding: 0; list-style: none; flex-grow: 1; }
.price-card li { padding: 7px 0 7px 28px; position: relative; font-size: 0.93rem; }
.price-card li::before { content: "\2713"; position: absolute; left: 0; color: var(--md-secondary); font-weight: 800; }
.price-card li.muted::before { content: "\2014"; color: var(--md-divider); }
.price-card li.muted { color: #9aa0a6; }
.price-footnote { text-align: center; color: var(--md-on-surface-variant); font-size: 0.88rem; margin-top: 28px; }

/* --- Comparison table ------------------------------------------------------------ */
.compare-wrap { overflow-x: auto; border-radius: var(--md-shape-lg); box-shadow: var(--md-elev-1); background: var(--md-surface); }
.compare { width: 100%; border-collapse: collapse; font-size: 0.92rem; background: var(--md-surface); }
.compare th, .compare td { padding: 13px 16px; border-bottom: 1px solid var(--md-divider); text-align: center; }
.compare th:first-child, .compare td:first-child { text-align: left; }
.compare thead th { background: var(--md-surface-variant); font-size: 0.9rem; color: var(--md-on-surface); }
.compare tr:last-child td { border-bottom: 0; }
.compare .yes { color: var(--md-secondary); font-weight: 800; }
.compare .no { color: #9aa0a6; }
.compare .popular-col { background: rgba(26, 115, 232, 0.06); }

/* --- ROI calculator -------------------------------------------------------------- */
.roi { background: var(--md-primary-container); border-radius: var(--md-shape-lg); padding: 36px; }
.roi h3 { margin: 0 0 6px; color: var(--md-on-primary-container); }
.roi p { color: rgba(4, 30, 73, 0.75); margin: 0 0 22px; }
.roi-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 16px; }
.roi-grid label { display: block; font-size: 0.84rem; color: rgba(4, 30, 73, 0.75); margin-bottom: 6px; font-weight: 600; }
.roi-grid input, .roi-grid select {
  width: 100%; padding: 12px 14px; border-radius: var(--md-shape-sm); border: 1px solid rgba(4, 30, 73, 0.3);
  background: var(--md-surface); color: var(--md-on-surface); font-size: 1rem;
}
.roi-grid input:focus, .roi-grid select:focus { outline: none; border-color: var(--md-primary-dark); box-shadow: 0 0 0 3px rgba(26, 115, 232, 0.25); }
.roi-result { margin-top: 22px; padding: 20px; border-radius: var(--md-shape-md); background: var(--md-surface); box-shadow: var(--md-elev-1); }
.roi-result .big { font-size: 1.6rem; font-weight: 700; color: var(--md-primary-dark); }
.roi-result .small { color: var(--md-on-surface-variant); font-size: 0.86rem; }

/* --- FAQ -------------------------------------------------------------------------- */
.faq { max-width: 780px; margin: 0 auto; }
.faq-item {
  border-radius: var(--md-shape-md); margin-bottom: 12px; background: var(--md-surface);
  box-shadow: var(--md-elev-1); overflow: hidden; transition: box-shadow 0.18s ease;
}
.faq-item:hover { box-shadow: var(--md-elev-2); }
.faq-q {
  width: 100%; text-align: left; background: none; border: 0; padding: 20px 22px;
  font-size: 1rem; font-weight: 600; color: var(--md-on-surface); cursor: pointer;
  display: flex; justify-content: space-between; align-items: center; gap: 12px;
}
.faq-q .chev { transition: transform 0.2s ease; color: var(--md-primary); }
.faq-item.open .chev { transform: rotate(180deg); }
.faq-a { display: none; padding: 0 22px 20px; color: var(--md-on-surface-variant); font-size: 0.95rem; }
.faq-item.open .faq-a { display: block; border-top: 1px solid var(--md-divider); }

/* --- Services --------------------------------------------------------------------- */
.service-card {
  background: var(--md-surface); border-radius: var(--md-shape-lg);
  padding: 30px; position: relative; display: flex; flex-direction: column; box-shadow: var(--md-elev-1);
  transition: box-shadow 0.18s ease, transform 0.18s ease;
}
.service-card:hover { box-shadow: var(--md-elev-2); transform: translateY(-3px); }
.service-card .card-ico { width: 54px; height: 54px; font-size: 1.5rem; }
.service-card h3 { margin: 0 0 10px; font-size: 1.2rem; font-weight: 600; }
.service-card p { color: var(--md-on-surface-variant); font-size: 0.95rem; margin: 0 0 18px; }
.svc-promise {
  background: var(--md-surface-variant); border-radius: var(--md-shape-sm); padding: 14px 16px;
  font-size: 0.86rem; color: var(--md-on-surface-variant); margin-bottom: 18px;
}
.svc-promise div { padding: 3px 0; }
.svc-promise strong { color: var(--md-on-surface); }
.svc-outcome { font-size: 0.92rem; color: var(--md-secondary-dark); font-weight: 600; }
.meta-tag {
  position: absolute; top: 18px; right: 18px;
  background: var(--md-secondary-container); color: var(--md-on-secondary-container);
  font-size: 0.72rem; font-weight: 700; padding: 4px 12px; border-radius: var(--md-shape-full);
}

/* --- Process timeline (Material stepper) ------------------------------------------- */
.timeline {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
  gap: 22px; margin-top: 8px;
}
.step {
  background: var(--md-surface); border-radius: var(--md-shape-lg);
  padding: 26px 22px; text-align: center; position: relative; box-shadow: var(--md-elev-1);
}
.step-num {
  width: 44px; height: 44px; border-radius: 50%; margin: 0 auto 16px;
  display: grid; place-items: center; font-weight: 700; color: var(--md-on-primary); font-size: 1.05rem;
  background: var(--md-primary); box-shadow: var(--md-elev-1);
}
.step h3 { margin: 0 0 8px; font-size: 1.05rem; font-weight: 600; }
.step p { margin: 0; color: var(--md-on-surface-variant); font-size: 0.92rem; }

/* --- Contact ------------------------------------------------------------------------- */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 42px; align-items: start; }
.contact-form { background: var(--md-surface); border-radius: var(--md-shape-lg); padding: 30px; box-shadow: var(--md-elev-2); }
.contact-form label { display: block; font-size: 0.88rem; font-weight: 600; margin: 14px 0 6px; color: var(--md-on-surface); }
.contact-form input, .contact-form select, .contact-form textarea {
  width: 100%; padding: 12px 14px; border: 1px solid var(--md-outline); border-radius: var(--md-shape-xs);
  font-size: 1rem; font-family: inherit; color: var(--md-on-surface); background: var(--md-surface);
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}
.contact-form input:focus, .contact-form select:focus, .contact-form textarea:focus {
  outline: none; border-color: var(--md-primary); box-shadow: 0 0 0 3px rgba(26, 115, 232, 0.22);
}
.contact-form textarea { min-height: 120px; resize: vertical; }
.form-hint { font-size: 0.84rem; color: var(--md-on-surface-variant); margin-top: 10px; }
.contact-info h3 { margin: 0 0 10px; }
.contact-info ul { list-style: none; padding: 0; margin: 0; }
.contact-info li { padding: 8px 0; color: var(--md-on-surface-variant); display: flex; gap: 12px; align-items: center; }
.contact-ico { width: 40px; height: 40px; border-radius: var(--md-shape-full); background: var(--md-primary-container); display: grid; place-items: center; font-size: 1.15rem; flex: 0 0 auto; }

/* --- Company / About ------------------------------------------------------------------ */
.hero-about {
  padding: 84px 0;
  background:
    radial-gradient(760px 420px at 90% -10%, rgba(26, 115, 232, 0.14), transparent 60%),
    linear-gradient(180deg, #eaf1fd 0%, var(--md-background) 70%);
  color: var(--md-on-surface);
}
.about-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 24px; }
.value-card { background: var(--md-surface); border-radius: var(--md-shape-lg); padding: 26px; box-shadow: var(--md-elev-1); }
.value-card .card-ico { background: var(--md-secondary-container); }
.value-card h3 { margin: 0 0 8px; font-size: 1.1rem; font-weight: 600; }
.value-card p { margin: 0; color: var(--md-on-surface-variant); font-size: 0.93rem; }

/* --- CTA band ---------------------------------------------------------------------------- */
.cta-band {
  background: linear-gradient(120deg, var(--md-primary) 0%, var(--md-primary-dark) 100%);
  color: var(--md-on-primary); padding: 64px 0; text-align: center; position: relative; overflow: hidden;
}
.cta-band::before {
  content: ""; position: absolute; inset: 0;
  background: radial-gradient(600px 300px at 50% -20%, rgba(255, 255, 255, 0.28), transparent 70%);
  pointer-events: none;
}
.cta-band h2 { position: relative; margin: 0 0 12px; font-size: clamp(1.7rem, 3.2vw, 2.4rem); font-weight: 700; }
.cta-band p { position: relative; margin: 0 0 28px; color: rgba(255, 255, 255, 0.88); font-size: 1.06rem; }
.cta-band .btn-outline { color: #fff; border-color: rgba(255, 255, 255, 0.6); }
.cta-band .btn-outline:hover { background: rgba(255, 255, 255, 0.14); color: #fff; }

/* --- Footer -------------------------------------------------------------------------------- */
.site-footer { background: var(--md-surface-variant); color: var(--md-on-surface-variant); padding: 56px 0 28px; font-size: 0.9rem; border-top: 1px solid var(--md-divider); }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 32px; margin-bottom: 34px; }
.footer-grid h4 { color: var(--md-on-surface); margin: 0 0 16px; font-size: 0.95rem; font-weight: 700; }
.footer-grid ul { list-style: none; margin: 0; padding: 0; }
.footer-grid li { padding: 5px 0; }
.footer-grid a { color: var(--md-on-surface-variant); text-decoration: none; }
.footer-grid a:hover { color: var(--md-primary); }
.footer-brand-desc { color: var(--md-on-surface-variant); margin: 12px 0 0; max-width: 34ch; }
.footer-contact { margin: 16px 0 0; color: var(--md-on-surface-variant); font-size: 0.86rem; }
.footer-contact a { color: var(--md-primary); }
.footer-bottom { border-top: 1px solid var(--md-divider); padding-top: 22px; display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap; color: var(--md-on-surface-variant); font-size: 0.82rem; }

/* --- Page header (sub pages) ----------------------------------------------------------------- */
.page-hero {
  padding: 70px 0 56px;
  color: var(--md-on-surface);
  background:
    radial-gradient(700px 360px at 90% -10%, rgba(26, 115, 232, 0.16), transparent 60%),
    linear-gradient(180deg, #eaf1fd 0%, var(--md-background) 70%);
  border-bottom: 1px solid var(--md-divider);
}
.page-hero h1 { margin: 0 0 12px; font-size: clamp(2rem, 3.6vw, 2.7rem); letter-spacing: -0.02em; font-weight: 700; }
.page-hero .eyebrow { margin-bottom: 16px; }
.page-hero p { margin: 0; color: var(--md-on-surface-variant); font-size: 1.1rem; max-width: 680px; }
.page-hero-actions { margin-top: 26px; }

/* --- Simple one-off bits ------------------------------------------------------------------------ */
.muted { color: var(--md-on-surface-variant); }
.center { text-align: center; }
.mt-1 { margin-top: 8px; }
.mt-2 { margin-top: 16px; }
.mb-1 { margin-bottom: 8px; }
.mb-2 { margin-bottom: 16px; }
.lede { font-size: 1.05rem; color: var(--md-on-surface-variant); }

/* --- Connectivity simulator (offline page) --------------------------------------------------------- */
.sim {
  background: var(--md-surface); border-radius: var(--md-shape-lg); padding: 30px; margin: 30px 0;
  box-shadow: var(--md-elev-2);
}
.sim-bar { display: flex; gap: 8px; align-items: center; margin-bottom: 18px; flex-wrap: wrap; }
.sim-btn {
  border: 1px solid var(--md-outline); background: var(--md-surface); color: var(--md-on-surface);
  padding: 10px 18px; border-radius: var(--md-shape-full); cursor: pointer; font-weight: 600; font-size: 0.92rem;
  transition: background 0.15s ease, box-shadow 0.15s ease;
}
.sim-btn:hover { background: var(--md-surface-variant); }
.sim-btn.active { background: var(--md-secondary); color: var(--md-on-primary); border-color: var(--md-secondary); box-shadow: var(--md-elev-1); }
.sim-console {
  font-family: var(--mono); font-size: 0.88rem; background: #0b1220; border: 1px solid #1a2942;
  border-radius: var(--md-shape-md); padding: 18px; min-height: 190px; overflow: auto; line-height: 1.7;
  color: #dbe6ff;
}
.sim-console .ok { color: #6ee7b7; }
.sim-console .warn { color: #fbbf24; }
.sim-console .dim { color: #8ea1bd; }
.sim-console .blink { animation: blink 1s steps(2) infinite; }
@keyframes blink { 50% { opacity: 0; } }

/* --- Reduced motion ------------------------------------------------------------------------------ */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .card, .service-card, .value-card, .step, .faq-item, .sim-console .blink { transition: none; animation: none; }
}

/* --- Print ----------------------------------------------------------------------------------------- */
@media print {
  .site-header, .cta-band, .site-footer, .sim-btn { display: none !important; }
}

/* --- Mobile compact ------------------------------------------------------------------------------- */
body { -webkit-text-size-adjust: 100%; }

@media (max-width: 900px) {
  .container { width: min(1140px, 94vw); }
  .hero { padding: 60px 0 90px; }
  .hero-grid { grid-template-columns: 1fr; gap: 34px; text-align: center; }
  .hero-sub { margin-left: auto; margin-right: auto; }
  .hero-actions { justify-content: center; }
  .hero-art { max-width: 480px; margin: 0 auto; width: 100%; }
  .section { padding: 58px 0; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 26px; }
  .contact-grid { grid-template-columns: 1fr; gap: 30px; }
}

@media (max-width: 640px) {
  .nav-profile { height: 62px; }
  .brand { font-size: 1.06rem; }
  .brand-mark { width: 30px; height: 30px; font-size: 0.85rem; }
  .nav-links { top: 62px; padding: 10px 12px; }
  .nav-links a { padding: 12px 16px; font-size: 0.95rem; }
  .nav-toggle span { width: 20px; margin: 4px 0; }

  .hero { padding: 46px 0 82px; }
  .hero h1 { font-size: clamp(1.75rem, 7.2vw, 2.15rem); }
  .hero-sub { font-size: 1rem; }
  .hero-actions { gap: 10px; }
  .hero-note { font-size: 0.82rem; }
  .eyebrow { font-size: 0.76rem; padding: 6px 13px; }

  .stats { margin-top: -58px; gap: 10px; grid-template-columns: 1fr 1fr; }
  .stat { padding: 18px 12px; }
  .stat-num { font-size: 1.5rem; }
  .stat-label { font-size: 0.78rem; }

  .logos-band { padding: 22px 0 8px; }
  .logos { gap: 8px; }
  .logo-chip { padding: 8px 16px; font-size: 0.84rem; }

  .section { padding: 44px 0; }
  .section-head { margin-bottom: 30px; }
  .section-head h2 { font-size: clamp(1.4rem, 5.6vw, 1.85rem); }
  .section-head p { font-size: 0.98rem; }

  .cards, .quotes, .pricing-grid, .timeline, .sync-grid { gap: 16px; }
  .card, .value-card, .step, .quote, .price-card, .service-card, .panel, .contact-form { padding: 20px; }
  .card h3, .value-card h3, .step h3, .panel h3 { font-size: 1.05rem; }
  .card p { font-size: 0.92rem; }
  .card-ico { width: 42px; height: 42px; font-size: 1.2rem; margin-bottom: 14px; }
  .device-frame { font-size: 0.78rem; }
  .device-title { padding: 10px 14px; font-size: 0.74rem; }

  .btn { padding: 11px 20px; font-size: 0.95rem; }
  .btn-lg { padding: 13px 24px; font-size: 1rem; }

  .price-card.popular { border-width: 2px; }
  .price { font-size: 1.9rem; }
  .quote::before { font-size: 2.6rem; }

  .page-hero { padding: 42px 0 34px; }
  .page-hero h1 { font-size: clamp(1.55rem, 6.2vw, 1.95rem); }
  .page-hero p { font-size: 1rem; }
  .page-hero-actions { margin-top: 20px; }
  .page-hero-actions .btn { margin-bottom: 6px; }

  .cta-band { padding: 44px 16px; }
  .cta-band p { font-size: 1rem; }
  .cta-band h2 { font-size: clamp(1.5rem, 6vw, 1.9rem); }

  .site-footer { padding: 40px 0 22px; }
  .footer-brand-desc { max-width: none; }
  .footer-bottom { font-size: 0.78rem; }

  .roi { padding: 24px; }
  .roi-result .big { font-size: 1.35rem; }
  .sim { padding: 22px; margin: 22px 0; }
  .sim-btn { padding: 9px 14px; font-size: 0.86rem; }
  .faq-q { padding: 16px 18px; font-size: 0.95rem; }
  .faq-a { padding: 0 18px 16px; font-size: 0.92rem; }
  .svc-promise { padding: 12px 14px; }
  .float-chip { padding: 7px 13px; font-size: 0.78rem; }
  .hero-art-float { gap: 8px; }
  .step-num { width: 38px; height: 38px; font-size: 0.95rem; }
}

@media (max-width: 400px) {
  .hero-actions .btn { width: 100%; }
  .stats { gap: 8px; }
  .stat { padding: 15px 10px; }
  .stat-num { font-size: 1.35rem; }
  .footer-grid { grid-template-columns: 1fr; gap: 20px; }
}