/*
 * Momentum — Landing Page
 * Luxurious dark-slate aesthetic matching the app theme
 */

/* ── Wrapper ── */
.landing {
  overflow-x: hidden;
}

/* ── Shared container ── */
.landing-container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 var(--space-2xl);
}

/* ── Gradient text ── */
.landing-gradient-text {
  background: linear-gradient(135deg, #34d399 0%, #3b82f6 60%, #a78bfa 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ─────────────────────────────────────────────
   HERO
───────────────────────────────────────────── */
.landing-hero {
  position: relative;
  padding: 100px 0 80px;
  text-align: center;
  overflow: hidden;
}

.landing-hero__glow {
  position: absolute;
  width: 600px;
  height: 600px;
  border-radius: 50%;
  filter: blur(120px);
  opacity: 0.18;
  pointer-events: none;
  z-index: 0;
}

.landing-hero__glow--left {
  background: #3b82f6;
  top: -100px;
  left: -200px;
}

.landing-hero__glow--right {
  background: #10b981;
  top: -80px;
  right: -200px;
}

.landing-hero .landing-container {
  position: relative;
  z-index: 1;
}

.landing-hero__badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  background: color-mix(in srgb, var(--color-accent) 12%, transparent);
  border: 1px solid color-mix(in srgb, var(--color-accent) 30%, transparent);
  color: var(--color-accent-hover);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  letter-spacing: 0.5px;
  padding: var(--space-sm) var(--space-lg);
  border-radius: 999px;
  margin-bottom: var(--space-4xl);
  animation: landingFadeUp 0.5s ease both;
}

.landing-hero__headline {
  font-size: clamp(40px, 6vw, 72px);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.04em;
  color: var(--color-text-primary);
  margin-bottom: var(--space-2xl);
  animation: landingFadeUp 0.55s 0.05s ease both;
}

.landing-hero__sub {
  max-width: 600px;
  margin: 0 auto var(--space-5xl);
  font-size: var(--font-size-lg);
  color: var(--color-text-muted);
  line-height: 1.7;
  animation: landingFadeUp 0.55s 0.1s ease both;
}

.landing-hero__actions {
  display: flex;
  gap: var(--space-lg);
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: var(--space-7xl);
  animation: landingFadeUp 0.55s 0.15s ease both;
}

/* Hero metrics strip */
.landing-hero__metrics {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3xl);
  background: color-mix(in srgb, var(--color-bg-secondary) 80%, transparent);
  border: 1px solid var(--color-border-subtle);
  border-radius: var(--radius-xl);
  padding: var(--space-xl) var(--space-4xl);
  backdrop-filter: blur(12px);
  animation: landingFadeUp 0.55s 0.2s ease both;
}

.landing-metric {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
}

.landing-metric__value {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-text-primary);
}

.landing-metric__value.positive {
  color: var(--color-positive-bright);
}

.landing-metric__label {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.6px;
  font-weight: var(--font-weight-medium);
}

.landing-metric-divider {
  width: 1px;
  height: 36px;
  background: var(--color-border);
}

/* ── Dashboard Preview ── */
.landing-preview-wrap {
  margin-top: var(--space-7xl);
  position: relative;
  z-index: 1;
  animation: landingFadeUp 0.6s 0.25s ease both;
}

.landing-preview {
  background: var(--color-bg-secondary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow:
    0 0 0 1px rgba(59, 130, 246, 0.08),
    0 24px 80px rgba(0, 0, 0, 0.6),
    0 0 120px rgba(16, 185, 129, 0.06);
}

.landing-preview__bar {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-md) var(--space-lg);
  background: var(--color-bg-tertiary);
  border-bottom: 1px solid var(--color-border-subtle);
}

.landing-preview__dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--color-border);
}

.landing-preview__dot:nth-child(1) { background: #ef4444; }
.landing-preview__dot:nth-child(2) { background: #f59e0b; }
.landing-preview__dot:nth-child(3) { background: #10b981; }

.landing-preview__title {
  flex: 1;
  text-align: center;
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  font-weight: var(--font-weight-medium);
}

.landing-preview__body {
  padding: var(--space-2xl);
  display: flex;
  flex-direction: column;
  gap: var(--space-2xl);
}

.landing-preview__metrics {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-lg);
}

.landing-preview__metric-card {
  background: var(--color-bg-tertiary);
  border: 1px solid var(--color-border-subtle);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  backdrop-filter: blur(8px);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.03);
}

.landing-preview__metric-label {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.6px;
  font-weight: var(--font-weight-semibold);
  margin-bottom: var(--space-sm);
}

.landing-preview__metric-value {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  letter-spacing: -0.02em;
  margin-bottom: 4px;
}

.landing-preview__metric-change {
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-medium);
}

.landing-preview__charts {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-lg);
}

.landing-preview__chart-card {
  background: var(--color-bg-tertiary);
  border: 1px solid var(--color-border-subtle);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
}

.landing-preview__chart-title {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-secondary);
  margin-bottom: var(--space-lg);
}

/* Allocation bars */
.landing-preview__alloc-bar-wrap {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.landing-preview__alloc-label {
  display: flex;
  justify-content: space-between;
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
}

.landing-preview__alloc-track {
  height: 6px;
  background: var(--color-bg-hover);
  border-radius: 999px;
  overflow: hidden;
}

.landing-preview__alloc-fill {
  height: 100%;
  background: linear-gradient(90deg, #10b981, #34d399);
  border-radius: 999px;
}

/* Sparkline */
.landing-preview__sparkline {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.landing-sparkline-svg {
  width: 100%;
  height: 80px;
}

.landing-preview__sparkline-labels {
  display: flex;
  justify-content: space-between;
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
}

/* ─────────────────────────────────────────────
   FEATURES
───────────────────────────────────────────── */
.landing-features {
  padding: 100px 0;
  background: linear-gradient(180deg, transparent 0%, rgba(30, 41, 59, 0.3) 50%, transparent 100%);
}

.landing-section-header {
  text-align: center;
  margin-bottom: var(--space-7xl);
}

.landing-section-badge {
  display: inline-block;
  background: color-mix(in srgb, var(--color-positive) 12%, transparent);
  border: 1px solid color-mix(in srgb, var(--color-positive) 25%, transparent);
  color: var(--color-positive-bright);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  letter-spacing: 0.5px;
  padding: var(--space-xs) var(--space-lg);
  border-radius: 999px;
  margin-bottom: var(--space-lg);
  text-transform: uppercase;
}

.landing-section-title {
  font-size: clamp(28px, 4vw, 44px);
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--color-text-primary);
  margin-bottom: var(--space-lg);
}

.landing-section-sub {
  max-width: 560px;
  margin: 0 auto;
  font-size: var(--font-size-md);
  color: var(--color-text-muted);
  line-height: 1.7;
}

.landing-features__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-2xl);
}

.landing-feature-card {
  background: var(--color-bg-secondary);
  border: 1px solid var(--color-border-subtle);
  border-radius: var(--radius-xl);
  padding: var(--space-4xl);
  transition: all var(--transition-slow);
  position: relative;
  overflow: hidden;
}

.landing-feature-card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255,255,255,0.03) 0%, transparent 60%);
  pointer-events: none;
}

.landing-feature-card:hover {
  border-color: var(--color-border);
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.landing-feature-card--accent {
  border-color: color-mix(in srgb, var(--color-accent) 30%, transparent);
  background: color-mix(in srgb, var(--color-accent) 6%, var(--color-bg-secondary));
  box-shadow: 0 0 40px rgba(59, 130, 246, 0.08);
}

.landing-feature-card--accent:hover {
  border-color: color-mix(in srgb, var(--color-accent) 50%, transparent);
  box-shadow: 0 0 60px rgba(59, 130, 246, 0.14), var(--shadow-lg);
}

.landing-feature-card__icon {
  width: 48px;
  height: 48px;
  background: color-mix(in srgb, var(--color-accent) 15%, transparent);
  border: 1px solid color-mix(in srgb, var(--color-accent) 25%, transparent);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-2xl);
  font-size: var(--font-size-lg);
  color: var(--color-accent-hover);
}

.landing-feature-card h3 {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-bold);
  color: var(--color-text-primary);
  margin-bottom: var(--space-md);
}

.landing-feature-card p {
  font-size: var(--font-size-md);
  color: var(--color-text-muted);
  line-height: 1.7;
  margin-bottom: var(--space-2xl);
}

.landing-feature-card__list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.landing-feature-card__list li {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
}

.landing-feature-card__list li i {
  color: var(--color-positive-bright);
  font-size: var(--font-size-xs);
  flex-shrink: 0;
}

/* ─────────────────────────────────────────────
   HOW IT WORKS
───────────────────────────────────────────── */
.landing-how {
  padding: 100px 0;
}

.landing-how__steps {
  display: flex;
  align-items: flex-start;
  gap: 0;
}

.landing-how__step {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: var(--space-2xl);
}

.landing-how__step-number {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-bg-secondary), var(--color-bg-tertiary));
  border: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-bold);
  color: var(--color-accent-hover);
  letter-spacing: -0.02em;
  flex-shrink: 0;
  box-shadow: 0 0 30px rgba(59, 130, 246, 0.12);
}

.landing-how__step-body h3 {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-bold);
  color: var(--color-text-primary);
  margin-bottom: var(--space-md);
}

.landing-how__step-body p {
  font-size: var(--font-size-md);
  color: var(--color-text-muted);
  line-height: 1.7;
  max-width: 240px;
  margin: 0 auto;
}

.landing-how__connector {
  flex: 0 0 80px;
  height: 1px;
  background: linear-gradient(90deg, var(--color-border), var(--color-accent), var(--color-border));
  margin-top: 32px;
  opacity: 0.5;
}

/* ─────────────────────────────────────────────
   CTA
───────────────────────────────────────────── */
.landing-cta {
  padding: 80px 0 100px;
}

.landing-cta__card {
  position: relative;
  background: linear-gradient(135deg, var(--color-bg-secondary) 0%, var(--color-bg-tertiary) 100%);
  border: 1px solid color-mix(in srgb, var(--color-accent) 25%, transparent);
  border-radius: 24px;
  padding: 80px var(--space-2xl);
  text-align: center;
  overflow: hidden;
  box-shadow:
    0 0 80px rgba(59, 130, 246, 0.08),
    inset 0 1px 0 rgba(255, 255, 255, 0.04);
}

.landing-cta__glow {
  position: absolute;
  width: 500px;
  height: 500px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(59, 130, 246, 0.12) 0%, transparent 70%);
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  pointer-events: none;
}

.landing-cta__icon {
  font-size: 32px;
  color: var(--color-accent-hover);
  margin-bottom: var(--space-2xl);
  display: block;
  position: relative;
  z-index: 1;
}

.landing-cta__card h2 {
  font-size: clamp(24px, 3.5vw, 40px);
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--color-text-primary);
  margin-bottom: var(--space-lg);
  position: relative;
  z-index: 1;
}

.landing-cta__card p {
  font-size: var(--font-size-lg);
  color: var(--color-text-muted);
  margin-bottom: var(--space-5xl);
  position: relative;
  z-index: 1;
}

.landing-cta__actions {
  display: flex;
  gap: var(--space-lg);
  justify-content: center;
  flex-wrap: wrap;
  position: relative;
  z-index: 1;
}

/* ─────────────────────────────────────────────
   FOOTER
───────────────────────────────────────────── */
.landing-footer {
  border-top: 1px solid var(--color-border-subtle);
  padding: var(--space-4xl) 0;
  text-align: center;
}

.landing-footer__brand {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-bold);
  color: var(--color-text-primary);
  margin-bottom: var(--space-md);
}

.landing-footer__brand i {
  color: var(--color-accent-hover);
}

.landing-footer__copy {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}

/* ─────────────────────────────────────────────
   BUTTONS (landing-specific)
───────────────────────────────────────────── */
.btn-landing-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: 14px 32px;
  background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-accent-dark) 100%);
  color: #fff;
  font-size: var(--font-size-md);
  font-weight: var(--font-weight-semibold);
  border-radius: var(--radius-lg);
  border: none;
  cursor: pointer;
  text-decoration: none;
  transition: all var(--transition-base);
  box-shadow: 0 4px 20px rgba(59, 130, 246, 0.35);
  -webkit-text-fill-color: #fff;
}

.btn-landing-primary:hover {
  background: linear-gradient(135deg, var(--color-accent-hover) 0%, var(--color-accent) 100%);
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(59, 130, 246, 0.5);
  color: #fff;
  -webkit-text-fill-color: #fff;
}

.btn-landing-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 32px;
  background: transparent;
  color: var(--color-text-secondary);
  font-size: var(--font-size-md);
  font-weight: var(--font-weight-semibold);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  cursor: pointer;
  text-decoration: none;
  transition: all var(--transition-base);
  -webkit-text-fill-color: var(--color-text-secondary);
}

.btn-landing-secondary:hover {
  background: var(--color-bg-secondary);
  border-color: var(--color-border);
  color: var(--color-text-primary);
  -webkit-text-fill-color: var(--color-text-primary);
  transform: translateY(-2px);
}

/* ─────────────────────────────────────────────
   ANIMATIONS
───────────────────────────────────────────── */
@keyframes landingFadeUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ─────────────────────────────────────────────
   RESPONSIVE
───────────────────────────────────────────── */
@media (max-width: 1024px) {
  .landing-preview__metrics {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .landing-hero {
    padding: 80px 0 60px;
  }

  .landing-hero__metrics {
    flex-direction: column;
    gap: var(--space-xl);
    padding: var(--space-2xl);
  }

  .landing-metric-divider {
    width: 60px;
    height: 1px;
  }

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

  .landing-how__steps {
    flex-direction: column;
    align-items: center;
  }

  .landing-how__connector {
    width: 1px;
    height: 40px;
    flex: none;
    margin-top: 0;
    background: linear-gradient(180deg, var(--color-border), var(--color-accent), var(--color-border));
  }

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

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

  .landing-cta__card {
    padding: 60px var(--space-2xl);
  }
}

@media (max-width: 640px) {
  .landing-container {
    padding: 0 var(--space-lg);
  }

  .landing-features {
    padding: 60px 0;
  }

  .landing-how {
    padding: 60px 0;
  }

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

  .landing-preview__body {
    padding: var(--space-lg);
  }

  .landing-feature-card {
    padding: var(--space-2xl);
  }
}