/* RedVio AI — Landing page */

.landing-page {
  background: var(--bg-base);
  color: var(--text-primary);
  overflow-x: hidden;
}

.landing-page::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(ellipse 100% 80% at 50% -30%, rgba(34, 211, 238, 0.08), transparent 50%),
    radial-gradient(ellipse 60% 50% at 90% 10%, rgba(239, 68, 68, 0.06), transparent 45%),
    radial-gradient(ellipse 50% 40% at 10% 80%, rgba(59, 130, 246, 0.04), transparent 40%);
  z-index: 0;
}

.landing-page > * {
  position: relative;
  z-index: 1;
}

.landing-wrap {
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 var(--space-6);
}

.landing-header {
  position: sticky;
  top: 0;
  z-index: 100;
  border-bottom: 1px solid var(--border-subtle);
  background: rgba(7, 11, 18, 0.75);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
}

.landing-header .landing-wrap {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: var(--space-8);
  min-height: 84px;
  padding-top: var(--space-4);
  padding-bottom: var(--space-4);
}

.landing-header .landing-nav-toggle {
  margin-left: var(--space-2);
  flex-shrink: 0;
}

.landing-nav {
  display: flex;
  align-items: center;
  gap: var(--space-8);
}

.landing-nav a:not(.btn) {
  color: var(--text-secondary);
  font-size: 0.875rem;
  font-weight: 500;
  text-decoration: none;
  transition: color var(--duration-fast);
}

.landing-nav a:not(.btn):hover {
  color: var(--text-primary);
}

.landing-nav-cta {
  display: flex;
  gap: var(--space-3);
  align-items: center;
}

.landing-nav-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-default);
  background: rgba(17, 24, 39, 0.6);
  color: var(--text-primary);
  cursor: pointer;
  transition: background var(--duration-fast), border-color var(--duration-fast);
}

.landing-nav-toggle:hover {
  background: rgba(255, 255, 255, 0.06);
  border-color: var(--border-strong);
}

.landing-nav-backdrop {
  display: none;
}

/* Hero */
.landing-hero {
  padding: var(--space-20) 0 var(--space-16);
}

.landing-hero-badges {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin: 0 0 var(--space-5);
}

.landing-hero-badges span {
  display: inline-flex;
  align-items: center;
  border: 1px solid var(--border-default);
  border-radius: 999px;
  padding: 0.35rem 0.65rem;
  background: rgba(255, 255, 255, 0.035);
  color: var(--text-secondary);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.landing-cta-note {
  margin: var(--space-4) 0 0;
  max-width: 52ch;
  color: var(--text-muted);
  font-size: 0.875rem;
}

.landing-hero-grid {
  display: grid;
  grid-template-columns: 1fr 1.05fr;
  gap: var(--space-12);
  align-items: center;
}

.landing-kicker {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: 0.375rem 0.875rem;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--brand-cyan);
  background: var(--brand-cyan-soft);
  border: 1px solid rgba(34, 211, 238, 0.2);
  margin-bottom: var(--space-5);
}

.landing-kicker-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--brand-red);
  box-shadow: 0 0 10px var(--brand-red);
  animation: pulse-dot 2s ease-in-out infinite;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

.landing-hero h1 {
  font-size: clamp(2.25rem, 5vw, 3.25rem);
  font-weight: 800;
  letter-spacing: -0.035em;
  line-height: 1.08;
  margin: 0 0 var(--space-5);
  background: linear-gradient(180deg, #fff 0%, #94a3b8 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.landing-hero h1 em {
  font-style: normal;
  background: linear-gradient(135deg, var(--brand-cyan) 0%, var(--brand-red) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.landing-lead {
  font-size: 1.125rem;
  line-height: 1.7;
  color: var(--text-secondary);
  max-width: 32rem;
  margin: 0;
}

.landing-cta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-top: var(--space-8);
}

.landing-hero-visual {
  position: relative;
}

.landing-hero-glow {
  position: absolute;
  inset: -20%;
  background: radial-gradient(circle, rgba(34, 211, 238, 0.15) 0%, transparent 60%);
  pointer-events: none;
  filter: blur(40px);
}

.landing-dashboard-mock {
  position: relative;
  border-radius: var(--radius-2xl);
  border: 1px solid var(--border-default);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.05) 0%, rgba(255, 255, 255, 0.01) 100%), var(--surface);
  box-shadow: var(--shadow-xl), var(--shadow-glow-cyan);
  overflow: hidden;
}

.mock-chrome {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-4);
  border-bottom: 1px solid var(--border-subtle);
  background: rgba(0, 0, 0, 0.25);
}

.mock-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--border-strong);
}

.mock-dot.red { background: #ef4444; }
.mock-dot.yellow { background: #f59e0b; }
.mock-dot.green { background: #22c55e; }

.mock-url {
  flex: 1;
  margin-left: var(--space-3);
  padding: 0.25rem 0.75rem;
  border-radius: var(--radius-sm);
  background: rgba(0, 0, 0, 0.3);
  font-size: 0.6875rem;
  color: var(--text-muted);
}

.mock-body {
  display: grid;
  grid-template-columns: 140px 1fr;
  min-height: 280px;
}

.mock-sidebar {
  padding: var(--space-4);
  border-right: 1px solid var(--border-subtle);
  background: rgba(0, 0, 0, 0.2);
}

.mock-nav-item {
  height: 8px;
  border-radius: 4px;
  background: var(--border-subtle);
  margin-bottom: var(--space-3);
}

.mock-nav-item.active {
  width: 80%;
  background: var(--brand-red-soft);
  box-shadow: inset 0 0 0 1px rgba(239, 68, 68, 0.3);
}

.mock-main {
  padding: var(--space-5);
}

.mock-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-3);
  margin-bottom: var(--space-5);
}

.mock-stat {
  padding: var(--space-3);
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-subtle);
}

.mock-stat-label {
  height: 6px;
  width: 60%;
  border-radius: 3px;
  background: var(--border-subtle);
  margin-bottom: var(--space-2);
}

.mock-stat-value {
  height: 14px;
  width: 40%;
  border-radius: 4px;
  background: var(--border-default);
}

.mock-stat-value.accent {
  background: linear-gradient(90deg, var(--brand-red), var(--brand-cyan));
  width: 50%;
}

.mock-video {
  aspect-ratio: 16/9;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
  border: 1px solid var(--border-subtle);
  position: relative;
  overflow: hidden;
}

.mock-video-overlay {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: var(--space-3);
}

.mock-ai-box {
  align-self: flex-start;
  padding: 0.25rem 0.5rem;
  border-radius: var(--radius-sm);
  font-size: 0.625rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  background: var(--brand-red-soft);
  color: #fca5a5;
  border: 1px solid rgba(239, 68, 68, 0.35);
}

.mock-scan-line {
  position: absolute;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--brand-cyan), transparent);
  animation: scan 3s ease-in-out infinite;
  opacity: 0.6;
}

@keyframes scan {
  0%, 100% { top: 20%; }
  50% { top: 75%; }
}

.mock-timeline {
  display: flex;
  gap: var(--space-2);
}

.mock-timeline span {
  flex: 1;
  height: 4px;
  border-radius: 2px;
  background: var(--border-subtle);
}

.mock-timeline span.hot {
  background: var(--brand-red);
  box-shadow: 0 0 8px var(--brand-red);
}

/* Metrics strip */
.landing-metrics {
  padding: var(--space-10) 0;
  border-y: 1px solid var(--border-subtle);
  border-top: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
  background: rgba(255, 255, 255, 0.02);
}

.landing-metrics-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-8);
  text-align: center;
}

.landing-metric-value {
  font-size: clamp(1.75rem, 3vw, 2.25rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1;
  margin-bottom: var(--space-2);
  background: linear-gradient(180deg, var(--text-primary) 0%, var(--text-secondary) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.landing-metric-label {
  font-size: 0.8125rem;
  color: var(--text-muted);
  font-weight: 500;
}

/* Sections */
.landing-section {
  padding: var(--space-20) 0;
}

.landing-section.alt {
  background: rgba(255, 255, 255, 0.015);
  border-top: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
}

.section-header {
  max-width: 36rem;
  margin-bottom: var(--space-12);
}

.section-eyebrow {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--brand-cyan);
  margin-bottom: var(--space-3);
}

.section-header h2 {
  margin: 0 0 var(--space-4);
}

.section-header p {
  margin: 0;
  color: var(--text-secondary);
  font-size: 1.0625rem;
  line-height: 1.65;
}

.landing-features {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
}

.feature-card {
  padding: var(--space-6);
  border-radius: var(--radius-xl);
  background: var(--surface);
  border: 1px solid var(--border-subtle);
  transition: transform var(--duration-normal) var(--ease-out),
    border-color var(--duration-normal) var(--ease-out),
    box-shadow var(--duration-normal) var(--ease-out);
}

.feature-card:hover {
  transform: translateY(-4px);
  border-color: rgba(34, 211, 238, 0.2);
  box-shadow: var(--shadow-lg);
}

.feature-icon {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  margin-bottom: var(--space-4);
  background: var(--brand-cyan-soft);
  color: var(--brand-cyan);
  border: 1px solid rgba(34, 211, 238, 0.15);
}

.feature-card h3 {
  margin: 0 0 var(--space-2);
  font-size: 1.0625rem;
}

.feature-card p {
  margin: 0;
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* Steps */
.landing-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-6);
  list-style: none;
  padding: 0;
  margin: 0;
}

.step-card {
  position: relative;
  padding: var(--space-6);
  border-radius: var(--radius-xl);
  background: var(--surface);
  border: 1px solid var(--border-subtle);
}

.step-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: var(--radius-md);
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--brand-cyan);
  background: var(--brand-cyan-soft);
  margin-bottom: var(--space-4);
}

.step-card h3 {
  margin: 0 0 var(--space-2);
  font-size: 1rem;
}

.step-card p {
  margin: 0;
  font-size: 0.8125rem;
  color: var(--text-secondary);
  line-height: 1.55;
}

/* Showcase */
.landing-showcase-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
}

.showcase-card {
  border-radius: var(--radius-2xl);
  overflow: hidden;
  border: 1px solid var(--border-subtle);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.045), rgba(255, 255, 255, 0.015)),
    var(--surface);
  transition: transform var(--duration-normal) var(--ease-out),
    box-shadow var(--duration-normal) var(--ease-out),
    border-color var(--duration-normal) var(--ease-out);
}

.showcase-card:hover {
  transform: translateY(-4px);
  border-color: rgba(34, 211, 238, 0.18);
  box-shadow: var(--shadow-xl), 0 0 34px rgba(34, 211, 238, 0.08);
}

.showcase-preview {
  aspect-ratio: 16 / 11;
  padding: var(--space-3);
  background:
    radial-gradient(circle at 50% 0%, rgba(34, 211, 238, 0.08), transparent 46%),
    linear-gradient(180deg, rgba(15, 23, 42, 0.96) 0%, rgba(7, 11, 18, 0.98) 100%);
}

.showcase-device-frame {
  height: 100%;
  overflow: hidden;
  border-radius: calc(var(--radius-xl) - 2px);
  border: 1px solid rgba(255, 255, 255, 0.09);
  background: rgba(0, 0, 0, 0.28);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.06),
    0 16px 36px rgba(0, 0, 0, 0.32);
}

.showcase-device-frame img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  transform: scale(1.015);
  transform-origin: center;
}

.showcase-card footer {
  padding: var(--space-5);
  border-top: 1px solid var(--border-subtle);
}

.showcase-card footer h3 {
  margin: 0 0 var(--space-2);
  font-size: 1rem;
  letter-spacing: -0.02em;
}

.showcase-card footer p {
  margin: 0;
  font-size: 0.875rem;
  color: var(--text-muted);
  line-height: 1.5;
}

/* Security */
.landing-security-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-12);
  align-items: center;
}

.security-list {
  list-style: none;
  padding: 0;
  margin: var(--space-6) 0 0;
}

.security-list li {
  display: flex;
  gap: var(--space-4);
  padding: var(--space-4) 0;
  border-bottom: 1px solid var(--border-subtle);
  font-size: 0.9375rem;
  color: var(--text-secondary);
}

.security-list li:last-child {
  border-bottom: none;
}

.security-check {
  flex-shrink: 0;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: rgba(34, 197, 94, 0.15);
  color: #86efac;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
}

.security-visual {
  padding: var(--space-8);
  border-radius: var(--radius-2xl);
  background: linear-gradient(145deg, rgba(34, 211, 238, 0.06) 0%, rgba(239, 68, 68, 0.04) 100%);
  border: 1px solid var(--border-subtle);
}

.security-shield {
  width: 80px;
  height: 80px;
  margin: 0 auto var(--space-6);
  border-radius: var(--radius-xl);
  background: var(--surface);
  border: 1px solid var(--border-default);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--brand-cyan);
  box-shadow: var(--shadow-glow-cyan);
}

/* CTA band */
.landing-cta-band {
  padding: var(--space-16) 0;
}

.cta-band-inner {
  text-align: center;
  padding: var(--space-12) var(--space-8);
  border-radius: var(--radius-2xl);
  background: linear-gradient(135deg, rgba(239, 68, 68, 0.08) 0%, rgba(34, 211, 238, 0.06) 100%);
  border: 1px solid var(--border-default);
}

.cta-band-inner h2 {
  margin: 0 0 var(--space-4);
  font-size: clamp(1.5rem, 3vw, 2rem);
}

.cta-band-inner p {
  margin: 0 auto var(--space-8);
  max-width: 28rem;
  color: var(--text-secondary);
}

/* Footer */
.landing-footer {
  border-top: 1px solid var(--border-subtle);
  padding: var(--space-12) 0 var(--space-10);
  background: rgba(0, 0, 0, 0.2);
}

.landing-footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: var(--space-10);
  margin-bottom: var(--space-10);
}

.landing-footer-brand p {
  margin: var(--space-4) 0 0;
  font-size: 0.875rem;
  color: var(--text-muted);
  max-width: 24rem;
  line-height: 1.6;
}

.landing-footer-col h4 {
  margin: 0 0 var(--space-4);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.landing-footer-col a {
  display: block;
  font-size: 0.875rem;
  color: var(--text-secondary);
  margin-bottom: var(--space-2);
  text-decoration: none;
}

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

.landing-footer-bottom {
  padding-top: var(--space-6);
  border-top: 1px solid var(--border-subtle);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-4);
  font-size: 0.8125rem;
  color: var(--text-muted);
}

@media (max-width: 1024px) {
  .landing-hero-grid {
    grid-template-columns: 1fr;
    gap: var(--space-10);
  }

  .landing-hero-visual {
    order: -1;
    max-width: 520px;
    margin: 0 auto;
  }

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

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

  .landing-showcase-grid {
    grid-template-columns: 1fr;
  }

  .landing-security-grid {
    grid-template-columns: 1fr;
  }

  .landing-metrics-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-6);
  }

  .landing-footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 640px) {
  .landing-nav-toggle {
    display: inline-flex;
  }

  .landing-nav-backdrop {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.55);
    backdrop-filter: blur(4px);
    z-index: 90;
  }

  body.landing-nav-open .landing-nav-backdrop {
    display: block;
  }

  .landing-nav {
    position: fixed;
    top: 84px;
    right: var(--space-4);
    left: var(--space-4);
    flex-direction: column;
    align-items: stretch;
    gap: var(--space-2);
    padding: var(--space-4);
    border-radius: var(--radius-xl);
    border: 1px solid var(--border-default);
    background: rgba(11, 17, 28, 0.96);
    backdrop-filter: blur(16px);
    box-shadow: var(--shadow-xl);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-8px);
    transition: opacity var(--duration-normal), transform var(--duration-normal), visibility var(--duration-normal);
    z-index: 100;
  }

  body.landing-nav-open .landing-nav {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
  }

  .landing-nav a:not(.btn) {
    display: block;
    padding: var(--space-3) var(--space-4);
    border-radius: var(--radius-md);
  }

  .landing-nav-cta {
    flex-direction: column;
    width: 100%;
    margin-top: var(--space-2);
    padding-top: var(--space-3);
    border-top: 1px solid var(--border-subtle);
  }

  .landing-nav-cta .btn {
    width: 100%;
  }

  .landing-features,
  .landing-steps {
    grid-template-columns: 1fr;
  }

  .mock-body {
    grid-template-columns: 1fr;
  }

  .mock-sidebar {
    display: none;
  }

  .landing-footer-grid {
    grid-template-columns: 1fr;
  }
}