:root {
  --bg-0: #0A0F1C;
  --bg-1: #0E1626;
  --bg-2: #121A2B;
  --bg-3: #18223A;
  --border: #1F2A44;
  --border-strong: #2A3856;
  --text: #E6EDF7;
  --text-soft: #C7D1E3;
  --muted: #94A3B8;
  --accent: #38BDF8;
  --accent-strong: #3B82F6;
  --accent-glow: rgba(56, 189, 248, 0.15);
  --danger: #F87171;
  --success: #34D399;

  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;

  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.35);
  --shadow-lg: 0 24px 60px rgba(0, 0, 0, 0.5);

  --container: 1200px;
  --space-section: clamp(72px, 10vw, 128px);

  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-display: 'Outfit', 'Inter', sans-serif;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
}

body {
  font-family: var(--font-sans);
  background: var(--bg-0);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

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

a {
  color: var(--accent);
  text-decoration: none;
  transition: color 0.2s ease;
}

a:hover {
  color: var(--text);
}

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
  color: inherit;
}

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

section {
  padding: var(--space-section) 0;
  position: relative;
}

section.alt {
  background: var(--bg-1);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

/* ----------------------- TYPOGRAPHY ----------------------- */
h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.15;
  letter-spacing: -0.02em;
  color: var(--text);
}

h1 { font-size: clamp(2rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.75rem, 3.5vw, 2.5rem); }
h3 { font-size: 1.25rem; font-weight: 600; }
h4 { font-size: 1rem; font-weight: 600; }

p {
  color: var(--text-soft);
  font-size: 1rem;
}

.eyebrow {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 16px;
}

.section-head {
  max-width: 720px;
  margin: 0 auto 56px;
  text-align: center;
}

.section-head p {
  margin-top: 16px;
  color: var(--muted);
  font-size: 1.05rem;
}

/* ----------------------- BUTTONS ----------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  height: 48px;
  padding: 0 24px;
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: var(--radius-md);
  transition: all 0.2s ease;
  white-space: nowrap;
  cursor: pointer;
  text-decoration: none;
}

.btn-primary {
  background: var(--accent-strong);
  color: #fff;
  box-shadow: 0 4px 14px rgba(59, 130, 246, 0.4);
}

.btn-primary:hover {
  background: var(--accent);
  color: var(--bg-0);
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(56, 189, 248, 0.5);
}

.btn-secondary {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--border-strong);
}

.btn-secondary:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: var(--accent-glow);
}

.btn-ghost {
  background: transparent;
  color: var(--accent);
  padding: 0;
  height: auto;
}

.btn-ghost:hover {
  color: var(--text);
}

.btn-arrow::after {
  content: '→';
  transition: transform 0.2s ease;
}

.btn-arrow:hover::after {
  transform: translateX(4px);
}

/* ----------------------- NAVIGATION ----------------------- */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(10, 15, 28, 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--text);
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.1rem;
  letter-spacing: -0.01em;
}

.brand-mark {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  background: linear-gradient(135deg, var(--accent), var(--accent-strong));
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-weight: 700;
  font-family: var(--font-display);
  font-size: 1rem;
}

.nav-links {
  display: flex;
  gap: 32px;
  list-style: none;
}

.nav-links a {
  color: var(--text-soft);
  font-size: 0.95rem;
  font-weight: 500;
  transition: color 0.2s ease;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--text);
}

.nav-cta {
  display: flex;
  align-items: center;
  gap: 12px;
}

.nav-toggle {
  display: none;
  width: 40px;
  height: 40px;
  align-items: center;
  justify-content: center;
  border-radius: 8px;
  border: 1px solid var(--border);
  color: var(--text);
}

.nav-toggle svg {
  width: 22px;
  height: 22px;
}

@media (max-width: 900px) {
  .nav-links,
  .nav-cta .btn {
    display: none;
  }
  .nav-toggle {
    display: flex;
  }
  .nav-mobile {
    display: none;
    padding: 16px 24px 24px;
    border-top: 1px solid var(--border);
    background: var(--bg-1);
  }
  .nav-mobile.open {
    display: block;
  }
  .nav-mobile ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 16px;
  }
  .nav-mobile a {
    color: var(--text-soft);
    font-size: 1rem;
  }
  .nav-mobile .btn {
    display: inline-flex;
    margin-top: 16px;
  }
}

@media (min-width: 901px) {
  .nav-mobile {
    display: none;
  }
}

/* ----------------------- HERO ----------------------- */
.hero {
  padding: clamp(80px, 12vw, 140px) 0 clamp(80px, 10vw, 120px);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -200px;
  left: 50%;
  transform: translateX(-50%);
  width: 900px;
  height: 600px;
  background: radial-gradient(ellipse at center, var(--accent-glow), transparent 70%);
  pointer-events: none;
  z-index: 0;
}

.hero::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--border) 1px, transparent 1px),
    linear-gradient(90deg, var(--border) 1px, transparent 1px);
  background-size: 64px 64px;
  opacity: 0.15;
  mask-image: radial-gradient(ellipse at center, black 30%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse at center, black 30%, transparent 75%);
  pointer-events: none;
  z-index: 0;
}

.hero-inner {
  position: relative;
  z-index: 1;
  max-width: 880px;
  margin: 0 auto;
  text-align: center;
}

.hero h1 {
  margin-bottom: 24px;
}

.hero h1 .accent {
  background: linear-gradient(120deg, var(--accent), var(--accent-strong));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero p.lead {
  font-size: clamp(1.05rem, 1.5vw, 1.2rem);
  color: var(--muted);
  max-width: 680px;
  margin: 0 auto 40px;
}

.hero-ctas {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
}

/* Compact hero for inner pages */
.page-hero {
  padding: clamp(64px, 10vw, 100px) 0 clamp(48px, 6vw, 72px);
  border-bottom: 1px solid var(--border);
  position: relative;
  overflow: hidden;
}

.page-hero::before {
  content: '';
  position: absolute;
  top: -100px;
  left: 50%;
  transform: translateX(-50%);
  width: 700px;
  height: 400px;
  background: radial-gradient(ellipse at center, var(--accent-glow), transparent 70%);
  pointer-events: none;
}

.page-hero-inner {
  position: relative;
  max-width: 760px;
  margin: 0 auto;
  text-align: center;
}

.page-hero h1 {
  margin-bottom: 16px;
}

.page-hero p {
  color: var(--muted);
  font-size: 1.1rem;
}

/* ----------------------- CARDS / GRIDS ----------------------- */
.grid {
  display: grid;
  gap: 24px;
}

.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }

@media (max-width: 900px) {
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 600px) {
  .grid-3, .grid-4, .grid-2 {
    grid-template-columns: 1fr;
  }
}

.card {
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px;
  display: flex;
  flex-direction: column;
  height: 100%;
  transition: border-color 0.2s ease, transform 0.2s ease, box-shadow 0.2s ease;
}

.card:hover {
  border-color: var(--border-strong);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.card-icon {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  background: var(--accent-glow);
  border: 1px solid rgba(56, 189, 248, 0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
  margin-bottom: 20px;
}

.card-icon svg {
  width: 22px;
  height: 22px;
}

.card h3 {
  margin-bottom: 12px;
}

.card p {
  color: var(--muted);
  font-size: 0.95rem;
  flex: 1;
}

.card-link {
  margin-top: 24px;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--accent);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: gap 0.2s ease;
}

.card-link:hover {
  gap: 10px;
  color: var(--text);
}

.card-link::after {
  content: '→';
}

/* Featured / large card */
.card-feature {
  background: linear-gradient(160deg, var(--bg-2), var(--bg-1));
  border: 1px solid var(--border-strong);
  position: relative;
  overflow: hidden;
}

.card-feature::before {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 200px;
  height: 200px;
  background: radial-gradient(circle, var(--accent-glow), transparent 70%);
  pointer-events: none;
}

/* ----------------------- LISTS / FEATURES ----------------------- */
.feature-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.feature-list li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  color: var(--text-soft);
  font-size: 0.95rem;
}

.feature-list li::before {
  content: '';
  flex-shrink: 0;
  width: 18px;
  height: 18px;
  margin-top: 3px;
  border-radius: 50%;
  background: var(--accent-glow);
  border: 1.5px solid var(--accent);
  position: relative;
}

.feature-list li::after {
  content: '';
  position: absolute;
  margin-left: 5px;
  margin-top: 8px;
  width: 8px;
  height: 4px;
  border-left: 2px solid var(--accent);
  border-bottom: 2px solid var(--accent);
  transform: rotate(-45deg);
}

/* ----------------------- TWO-COL SPLIT ----------------------- */
.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}

@media (max-width: 900px) {
  .split { grid-template-columns: 1fr; gap: 32px; }
}

.split h2 { margin-bottom: 16px; }

.split p { color: var(--muted); margin-bottom: 24px; font-size: 1.05rem; }

/* ----------------------- METHODOLOGY ----------------------- */
.steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  position: relative;
}

@media (max-width: 900px) { .steps { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 600px) { .steps { grid-template-columns: 1fr; } }

.step {
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px;
  position: relative;
}

.step-number {
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--accent);
  letter-spacing: 0.1em;
  margin-bottom: 12px;
}

.step h3 { margin-bottom: 8px; }

.step p { color: var(--muted); font-size: 0.92rem; }

/* ----------------------- FORM ----------------------- */
.form {
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 40px;
  max-width: 720px;
  margin: 0 auto;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 16px;
}

@media (max-width: 600px) { .form-row { grid-template-columns: 1fr; } }

.form-field { display: flex; flex-direction: column; }

.form-field.full { grid-column: 1 / -1; }

.form-field label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-soft);
  margin-bottom: 8px;
  letter-spacing: 0.02em;
}

.form-field input,
.form-field select,
.form-field textarea {
  background: var(--bg-1);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-md);
  padding: 12px 14px;
  font-family: inherit;
  font-size: 0.95rem;
  color: var(--text);
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.form-field textarea { min-height: 120px; resize: vertical; }

.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-glow);
}

.form-submit {
  margin-top: 24px;
  width: 100%;
}

.form-meta {
  margin-top: 24px;
  text-align: center;
  color: var(--muted);
  font-size: 0.9rem;
}

.form-meta a { color: var(--accent); }

.form-success,
.form-error {
  display: none;
  padding: 14px 18px;
  border-radius: var(--radius-md);
  margin-top: 16px;
  font-size: 0.95rem;
}

.form-success {
  background: rgba(52, 211, 153, 0.1);
  border: 1px solid var(--success);
  color: var(--success);
}

.form-error {
  background: rgba(248, 113, 113, 0.1);
  border: 1px solid var(--danger);
  color: var(--danger);
}

.form-error a { color: var(--danger); text-decoration: underline; }

.form-success.show,
.form-error.show { display: block; }

/* ----------------------- CTA STRIP ----------------------- */
.cta-strip {
  background: linear-gradient(135deg, var(--bg-2), var(--bg-1));
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-xl);
  padding: 48px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-strip::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at top, var(--accent-glow), transparent 60%);
  pointer-events: none;
}

.cta-strip > * { position: relative; }

.cta-strip h2 { margin-bottom: 12px; }
.cta-strip p { color: var(--muted); margin-bottom: 28px; max-width: 520px; margin-left: auto; margin-right: auto; }

/* ----------------------- FOOTER ----------------------- */
.footer {
  background: var(--bg-1);
  border-top: 1px solid var(--border);
  padding: 64px 0 32px;
  margin-top: 80px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 48px;
}

@media (max-width: 800px) {
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
}

.footer-brand p {
  color: var(--muted);
  font-size: 0.95rem;
  margin-top: 16px;
  max-width: 320px;
}

.footer-address {
  margin-top: 20px;
  font-style: normal;
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.6;
  max-width: 320px;
}

.footer-address-label {
  display: block;
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-soft);
  margin-bottom: 8px;
}

.footer-contact-row {
  margin-top: 18px;
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
}

.footer-contact-item {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.9rem;
  color: var(--muted);
  transition: color 0.2s ease;
}

.footer-contact-item svg {
  width: 16px;
  height: 16px;
  color: var(--accent);
  flex-shrink: 0;
}

.footer-contact-item:hover { color: var(--text); }

/* ----------------------- CONTACT INFO CARDS ----------------------- */
.contact-info-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}

@media (max-width: 1100px) {
  .contact-info-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 600px) {
  .contact-info-grid { grid-template-columns: 1fr; }
}

.contact-info-card {
  background: linear-gradient(160deg, var(--bg-2), var(--bg-1));
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 28px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  transition: border-color 0.2s ease, transform 0.2s ease;
}

.contact-info-card:hover {
  border-color: var(--border-strong);
  transform: translateY(-2px);
}

.contact-info-icon {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--accent-glow);
  color: var(--accent);
}

.contact-info-icon svg { width: 22px; height: 22px; }

.contact-info-card h3 {
  font-family: var(--font-display);
  font-size: 1.15rem;
  margin: 0;
  color: var(--text);
}

.contact-info-card address,
.contact-info-card p {
  font-style: normal;
  color: var(--text-soft);
  font-size: 0.95rem;
  line-height: 1.55;
  margin: 0;
}

.contact-info-card a { color: var(--accent); }
.contact-info-card a:hover { color: var(--text); }

.contact-info-link {
  margin-top: auto;
  font-size: 0.82rem;
  color: var(--muted);
  letter-spacing: 0.04em;
}
a.contact-info-link:hover { color: var(--accent); }

.footer-col h4 {
  font-size: 0.8rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-soft);
  margin-bottom: 16px;
}

.footer-col ul { list-style: none; display: flex; flex-direction: column; gap: 10px; }

.footer-col a {
  color: var(--muted);
  font-size: 0.92rem;
  transition: color 0.2s ease;
}

.footer-col a:hover { color: var(--text); }

.footer-bottom {
  border-top: 1px solid var(--border);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  color: var(--muted);
  font-size: 0.85rem;
}

.footer-bottom a { color: var(--muted); }
.footer-bottom a:hover { color: var(--text); }

/* ----------------------- USE CASES ----------------------- */
.use-cases {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

@media (max-width: 900px) { .use-cases { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 500px) { .use-cases { grid-template-columns: 1fr; } }

.use-case {
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 24px;
  transition: border-color 0.2s ease;
}

.use-case:hover { border-color: var(--accent); }

.use-case h4 { margin-bottom: 8px; font-size: 0.95rem; }
.use-case p { font-size: 0.85rem; color: var(--muted); }

/* ----------------------- DETAIL PAGE BLOCKS ----------------------- */
.capability-block {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 48px;
  padding: 48px 0;
  border-bottom: 1px solid var(--border);
}

.capability-block:last-child { border-bottom: none; }

@media (max-width: 900px) {
  .capability-block { grid-template-columns: 1fr; gap: 24px; }
}

.capability-block .lead-col h2 { font-size: 1.6rem; margin-bottom: 12px; }
.capability-block .lead-col p { color: var(--muted); }

.capability-block .feature-list { gap: 10px; }
.capability-block .feature-list li { font-size: 0.95rem; }

/* ----------------------- UTILS ----------------------- */
.text-center { text-align: center; }
.mt-md { margin-top: 24px; }
.mt-lg { margin-top: 40px; }

.divider {
  height: 1px;
  background: var(--border);
  margin: 64px 0;
}

/* ----------------------- VISUAL BLOCKS ----------------------- */
.viz {
  background: linear-gradient(160deg, var(--bg-2), var(--bg-1));
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-lg);
  padding: 28px;
  position: relative;
  overflow: hidden;
}

.viz::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--border) 1px, transparent 1px),
    linear-gradient(90deg, var(--border) 1px, transparent 1px);
  background-size: 32px 32px;
  opacity: 0.18;
  mask-image: radial-gradient(ellipse at center, black 30%, transparent 80%);
  -webkit-mask-image: radial-gradient(ellipse at center, black 30%, transparent 80%);
  pointer-events: none;
}

.viz-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
  position: relative;
}

.viz-head h4 {
  font-size: 0.85rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-soft);
  font-weight: 600;
}

.viz-status {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.78rem;
  color: var(--success);
  font-weight: 500;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.viz-status::before {
  content: '';
  width: 8px;
  height: 8px;
  background: var(--success);
  border-radius: 50%;
  box-shadow: 0 0 0 0 rgba(52, 211, 153, 0.7);
  animation: viz-pulse-dot 2s infinite;
}

.viz-status.alert { color: var(--danger); }
.viz-status.alert::before {
  background: var(--danger);
  box-shadow: 0 0 0 0 rgba(248, 113, 113, 0.7);
  animation: viz-pulse-dot-alert 1.4s infinite;
}

@keyframes viz-pulse-dot {
  0% { box-shadow: 0 0 0 0 rgba(52, 211, 153, 0.7); }
  70% { box-shadow: 0 0 0 8px rgba(52, 211, 153, 0); }
  100% { box-shadow: 0 0 0 0 rgba(52, 211, 153, 0); }
}

@keyframes viz-pulse-dot-alert {
  0% { box-shadow: 0 0 0 0 rgba(248, 113, 113, 0.7); }
  70% { box-shadow: 0 0 0 10px rgba(248, 113, 113, 0); }
  100% { box-shadow: 0 0 0 0 rgba(248, 113, 113, 0); }
}

.viz-svg {
  width: 100%;
  height: auto;
  position: relative;
  display: block;
}

.viz-foot {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin-top: 20px;
  padding-top: 16px;
  border-top: 1px solid var(--border);
  position: relative;
}

@media (max-width: 600px) {
  .viz-foot { grid-template-columns: repeat(2, 1fr); }
}

.viz-stat {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.viz-stat-value {
  font-family: var(--font-display);
  font-size: 1.1rem;
  color: var(--text);
  font-weight: 600;
}

.viz-stat-label {
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
}

.viz-split {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 48px;
  align-items: center;
}

@media (max-width: 900px) {
  .viz-split { grid-template-columns: 1fr; gap: 32px; }
}

/* SVG animation classes */
.flow-line {
  stroke-dasharray: 4 6;
  animation: viz-flow 1.6s linear infinite;
}

@keyframes viz-flow {
  to { stroke-dashoffset: -20; }
}

.pulse-node {
  animation: viz-pulse-node 2s ease-in-out infinite;
  transform-origin: center;
  transform-box: fill-box;
}

@keyframes viz-pulse-node {
  0%, 100% { opacity: 0.7; transform: scale(1); }
  50% { opacity: 1; transform: scale(1.12); }
}

.pulse-alert {
  animation: viz-pulse-alert 1.2s ease-in-out infinite;
  transform-origin: center;
  transform-box: fill-box;
}

@keyframes viz-pulse-alert {
  0%, 100% { opacity: 0.55; transform: scale(1); }
  50% { opacity: 1; transform: scale(1.25); }
}

.scan-sweep {
  animation: viz-scan 4s linear infinite;
  transform-origin: center;
  transform-box: fill-box;
}

@keyframes viz-scan {
  to { transform: rotate(360deg); }
}

.scan-line-h {
  animation: viz-scan-h 3s ease-in-out infinite;
}

@keyframes viz-scan-h {
  0%, 100% { opacity: 0; transform: translateY(0); }
  10% { opacity: 1; }
  90% { opacity: 1; }
  100% { transform: translateY(180px); }
}

.flicker {
  animation: viz-flicker 3s ease-in-out infinite;
}

@keyframes viz-flicker {
  0%, 100% { opacity: 1; }
  47%, 49% { opacity: 0.4; }
  50% { opacity: 0.85; }
}

.detection-box {
  animation: viz-detect 2.5s ease-in-out infinite;
}

@keyframes viz-detect {
  0%, 100% { opacity: 0.85; }
  50% { opacity: 1; }
}

/* Tag/chip element */
.viz-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  background: var(--bg-1);
  border: 1px solid var(--border-strong);
  border-radius: 999px;
  font-size: 0.72rem;
  font-weight: 500;
  color: var(--text-soft);
  letter-spacing: 0.04em;
}

.viz-chip.accent { border-color: var(--accent); color: var(--accent); }
.viz-chip.danger { border-color: var(--danger); color: var(--danger); }
.viz-chip.success { border-color: var(--success); color: var(--success); }