/* ===================================
   ChessDare – Home Page Styles
   =================================== */

.home-page {
  padding-top: 64px; /* navbar height */
}

/* ── Hero ── */
.home-hero {
  padding: var(--space-3xl) 0 var(--space-2xl);
  text-align: center;
}

.home-hero-inner {
  max-width: 680px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-lg);
}

.home-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  padding: 6px 16px;
  background: rgba(124, 58, 237, 0.12);
  border: 1px solid rgba(124, 58, 237, 0.3);
  border-radius: var(--radius-full);
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: #c4b5fd;
  letter-spacing: 0.01em;
}

.home-title {
  font-size: clamp(2.4rem, 6vw, 4rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.025em;
  color: var(--text-primary);
  margin: 0;
}

.home-title-accent {
  background: var(--gradient-accent-h);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.home-subtitle {
  font-size: var(--font-size-lg);
  color: var(--text-secondary);
  line-height: 1.65;
  max-width: 540px;
  margin: 0;
}

.home-actions {
  display: flex;
  gap: var(--space-md);
  flex-wrap: wrap;
  justify-content: center;
}

.home-online {
  display: flex;
  align-items: center;
  gap: 7px;
  font-size: var(--font-size-sm);
  color: var(--text-muted);
  font-weight: 500;
}

.online-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-success);
  box-shadow: 0 0 6px rgba(34, 197, 94, 0.6);
  animation: pulse-dot 2.5s ease-in-out infinite;
  flex-shrink: 0;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%       { opacity: 0.6; transform: scale(0.85); }
}

/* ── How it works ── */
.home-steps {
  padding: var(--space-2xl) 0;
  border-top: 1px solid var(--border-color);
}

.steps-grid {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-md);
}

.step-card {
  display: flex;
  align-items: flex-start;
  gap: var(--space-md);
  flex: 1;
  max-width: 280px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  transition: border-color var(--transition-base);
}

.step-card:hover {
  border-color: var(--border-accent);
}

.step-icon {
  font-size: 2rem;
  flex-shrink: 0;
  line-height: 1;
}

.step-body h3 {
  font-size: var(--font-size-base);
  font-weight: 700;
  margin-bottom: var(--space-xs);
  color: var(--text-primary);
}

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

.step-arrow {
  font-size: 1.5rem;
  color: var(--text-muted);
  flex-shrink: 0;
  padding-bottom: 12px;
}

/* ── Sample challenges ── */
.home-challenges {
  padding: var(--space-2xl) 0;
  border-top: 1px solid var(--border-color);
}

.home-section-title {
  text-align: center;
  font-size: var(--font-size-xl);
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: var(--space-xl);
  letter-spacing: -0.01em;
}

.challenge-examples-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
  max-width: 840px;
  margin: 0 auto;
}

.challenge-ex-card {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 14px var(--space-md);
  transition: all var(--transition-fast);
}

.challenge-ex-card:hover {
  border-color: rgba(245, 158, 11, 0.35);
  background: rgba(245, 158, 11, 0.04);
  transform: translateY(-1px);
}

.challenge-ex-icon {
  font-size: 1.5rem;
  flex-shrink: 0;
}

.challenge-ex-text {
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--text-secondary);
  line-height: 1.4;
}

.challenge-ex-more {
  text-align: center;
  margin-top: var(--space-lg);
  font-size: var(--font-size-sm);
  color: var(--text-muted);
}

/* ── Bottom CTA ── */
.home-cta {
  padding: var(--space-2xl) 0 var(--space-3xl);
  border-top: 1px solid var(--border-color);
}

.home-cta-inner {
  max-width: 480px;
  margin: 0 auto;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-md);
}

.home-cta-inner h2 {
  font-size: var(--font-size-2xl);
  font-weight: 700;
  color: var(--text-primary);
  margin: 0;
}

.home-cta-inner p {
  font-size: var(--font-size-base);
  color: var(--text-secondary);
  margin: 0;
}

/* ── Responsive ── */
@media (max-width: 900px) {
  .challenge-examples-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 700px) {
  .steps-grid {
    flex-direction: column;
    align-items: stretch;
  }

  .step-arrow {
    transform: rotate(90deg);
    align-self: center;
    padding-bottom: 0;
  }

  .step-card {
    max-width: 100%;
  }
}

@media (max-width: 540px) {
  .home-hero {
    padding: var(--space-2xl) 0 var(--space-xl);
  }

  .home-actions {
    flex-direction: column;
    width: 100%;
  }

  .home-actions .btn {
    width: 100%;
    justify-content: center;
  }

  .challenge-examples-grid {
    grid-template-columns: 1fr;
  }
}