/* CafeT — Premium Dark Theme (Linear / Vercel / Stripe quality) */

[data-theme='dark'] body {
  background-color: var(--bg);
  background-image:
    radial-gradient(ellipse 80% 50% at 50% -20%, rgba(230, 126, 34, 0.05), transparent 55%),
    radial-gradient(ellipse 50% 35% at 100% 0%, rgba(59, 130, 246, 0.03), transparent 45%);
}

/* ── Navigation ── */
[data-theme='dark'] .nav {
  background: rgba(13, 17, 23, 0.65);
  backdrop-filter: blur(16px) saturate(160%);
  -webkit-backdrop-filter: blur(16px) saturate(160%);
  border-bottom: 1px solid transparent;
}

[data-theme='dark'] .nav.scrolled {
  background: rgba(13, 17, 23, 0.88);
  border-bottom-color: var(--border);
  box-shadow: var(--shadow-sm);
}

[data-theme='dark'] .nav-links a:hover,
[data-theme='dark'] .nav-links a.active {
  background: rgba(255, 255, 255, 0.05);
  color: var(--fg);
}

[data-theme='dark'] .theme-toggle:hover {
  background: rgba(255, 255, 255, 0.06);
}

[data-theme='dark'] .nav-cta {
  color: var(--accent-orange-light);
  border-color: rgba(230, 126, 34, 0.35);
  background: rgba(230, 126, 34, 0.06);
}

[data-theme='dark'] .nav-cta:hover {
  color: #fff;
  background: var(--gradient-orange);
  border-color: transparent;
  box-shadow: 0 4px 16px rgba(230, 126, 34, 0.28);
}

/* ── Typography ── */
[data-theme='dark'] .section-label {
  color: var(--accent-orange-light);
}

[data-theme='dark'] .hero-title {
  color: #f8fafc;
  letter-spacing: -0.045em;
}

[data-theme='dark'] .section-title {
  color: #f8fafc;
}

[data-theme='dark'] .counter-value {
  color: var(--accent-orange-light);
  text-shadow: 0 0 40px rgba(230, 126, 34, 0.15);
}

/* ── Buttons ── */
[data-theme='dark'] .btn-primary {
  background: var(--gradient-orange);
  box-shadow: 0 2px 12px rgba(230, 126, 34, 0.22), inset 0 1px 0 rgba(255, 255, 255, 0.12);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

[data-theme='dark'] .btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(230, 126, 34, 0.32), inset 0 1px 0 rgba(255, 255, 255, 0.15);
}

[data-theme='dark'] .btn-primary:active {
  transform: translateY(0);
}

[data-theme='dark'] .btn-secondary {
  background: rgba(255, 255, 255, 0.04);
  border-color: var(--border-soft);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

[data-theme='dark'] .btn-secondary:hover {
  background: rgba(255, 255, 255, 0.07);
  border-color: var(--border-medium);
}

/* ── Premium cards ── */
[data-theme='dark'] .glass-card {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.045) 0%, transparent 42%),
    var(--card-bg);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-md);
  transition:
    transform var(--transition-fast),
    box-shadow var(--transition-fast),
    border-color var(--transition-fast),
    background var(--transition-fast);
}

[data-theme='dark'] .glass-card:hover {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.07) 0%, transparent 42%),
    var(--bg-elevated-card);
  border-color: var(--border-soft);
  box-shadow: var(--shadow-lg);
  transform: translateY(-3px);
}

[data-theme='dark'] .glass-card::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  pointer-events: none;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.05);
}

[data-theme='dark'] .glass-card {
  position: relative;
  overflow: hidden;
}

/* ── Overview & problem tiles ── */
[data-theme='dark'] .overview-card-icon {
  background: rgba(230, 126, 34, 0.12);
  color: var(--accent-orange-light);
  border: 1px solid rgba(230, 126, 34, 0.15);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.06);
}

[data-theme='dark'] .problem-item {
  background: var(--bg-secondary);
  border-color: var(--border);
}

[data-theme='dark'] .problem-item:hover {
  background: var(--bg-elevated);
  border-color: var(--border-soft);
  box-shadow: var(--shadow-sm);
}

/* ── Platform architecture ── */
.section-platform-arch .section-desc {
  color: var(--fg-muted);
}

.section-platform-arch .section-label {
  color: var(--fg-muted);
}

/* ── Product & feature cards ── */
[data-theme='dark'] .product-card-icon {
  background: rgba(230, 126, 34, 0.1);
  border: 1px solid rgba(230, 126, 34, 0.12);
}

[data-theme='dark'] .product-benefit {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border);
  color: var(--fg-muted);
}

[data-theme='dark'] .module-chip {
  background: var(--bg-secondary);
  border-color: var(--border);
}

[data-theme='dark'] .module-chip:hover {
  background: var(--bg-elevated);
  border-color: rgba(230, 126, 34, 0.25);
  box-shadow: var(--shadow-sm);
}

[data-theme='dark'] .feature-card svg {
  color: var(--accent-cyan);
}

/* ── Workflow ── */
[data-theme='dark'] .workflow-step-content {
  background: var(--bg-secondary);
  border-color: var(--border);
}

[data-theme='dark'] .workflow-step.active .workflow-step-content {
  background: var(--bg-elevated);
  border-color: rgba(230, 126, 34, 0.2);
  box-shadow: var(--shadow-sm);
}

[data-theme='dark'] .workflow-step.active .workflow-dot {
  background: var(--gradient-orange);
  box-shadow: 0 0 20px rgba(230, 126, 34, 0.35);
}

[data-theme='dark'] .workflow-dot {
  background: var(--bg-elevated);
  border-color: rgba(230, 126, 34, 0.4);
}

/* ── POS / showcase ── */
[data-theme='dark'] .showcase-visual {
  background: var(--bg-secondary);
  border-color: var(--border);
  box-shadow: var(--shadow-md);
}

[data-theme='dark'] .pos-screen {
  background: var(--bg-elevated-card);
  border-color: var(--border-soft);
  box-shadow: var(--shadow-lg);
}

[data-theme='dark'] .pos-header {
  background: linear-gradient(90deg, rgba(230, 126, 34, 0.9), rgba(34, 184, 207, 0.85));
}

[data-theme='dark'] .pos-item {
  background: rgba(255, 255, 255, 0.04);
}

[data-theme='dark'] .pos-total {
  background: rgba(230, 126, 34, 0.1);
  color: var(--accent-orange-light);
}

[data-theme='dark'] .showcase-list-item {
  background: var(--bg-secondary);
  border-color: var(--border);
}

[data-theme='dark'] .showcase-list-item:hover {
  background: var(--bg-elevated);
  border-color: var(--border-soft);
}

[data-theme='dark'] .sync-workflow {
  background: var(--bg-elevated);
  border-color: var(--border);
  box-shadow: var(--shadow-md);
}

/* ── Reports & charts ── */
[data-theme='dark'] .report-category {
  background: var(--bg-elevated);
  border-color: var(--border);
}

[data-theme='dark'] .report-category:hover {
  border-color: var(--border-soft);
  box-shadow: var(--shadow-md);
}

[data-theme='dark'] .chart-mockup {
  background: var(--bg-secondary);
  border-color: var(--border);
  box-shadow: var(--shadow-md);
}

[data-theme='dark'] .report-category strong {
  color: var(--accent-orange-light);
}

[data-theme='dark'] .chart-bar {
  background: linear-gradient(180deg, var(--accent-orange-light), var(--accent-orange-dark));
  opacity: 0.85;
}

[data-theme='dark'] .export-badge {
  background: rgba(255, 255, 255, 0.04);
  border-color: var(--border);
  color: var(--fg-muted);
}

/* ── Monitoring (observability feel) ── */
[data-theme='dark'] .monitor-card {
  position: relative;
}

[data-theme='dark'] .monitor-card .monitor-value {
  color: var(--fg);
}

[data-theme='dark'] .monitor-status {
  background: var(--accent-green);
  box-shadow: 0 0 10px rgba(16, 185, 129, 0.45);
}

[data-theme='dark'] .monitor-status.warning {
  background: var(--accent-amber);
  box-shadow: 0 0 10px rgba(245, 158, 11, 0.45);
}

[data-theme='dark'] .health-score {
  background:
    linear-gradient(135deg, rgba(16, 185, 129, 0.2) 0%, rgba(6, 182, 212, 0.15) 100%),
    var(--bg-elevated-card);
  border: 1px solid rgba(16, 185, 129, 0.2);
  color: var(--fg);
  box-shadow: var(--shadow-lg);
}

[data-theme='dark'] .health-score-value {
  color: var(--accent-green);
}

/* ── Security & AI ── */
[data-theme='dark'] .security-card-icon {
  background: rgba(16, 185, 129, 0.1);
  border: 1px solid rgba(16, 185, 129, 0.15);
  color: var(--accent-green);
}

[data-theme='dark'] .ai-section {
  background:
    linear-gradient(135deg, rgba(230, 126, 34, 0.04) 0%, rgba(59, 130, 246, 0.03) 100%),
    var(--bg-secondary);
  border-color: var(--border);
}

[data-theme='dark'] .ai-card::before {
  background: var(--gradient-orange);
}

[data-theme='dark'] .ai-badge {
  background: rgba(59, 130, 246, 0.12);
  border: 1px solid rgba(59, 130, 246, 0.2);
  color: var(--accent-blue);
}

/* ── Integrations & industries ── */
[data-theme='dark'] .integration-item {
  background: var(--bg-secondary);
  border-color: var(--border);
}

[data-theme='dark'] .integration-item:hover {
  background: var(--bg-elevated);
  border-color: rgba(230, 126, 34, 0.2);
  box-shadow: var(--shadow-md);
}

[data-theme='dark'] .industry-card {
  background: var(--bg-secondary);
  border-color: var(--border);
}

[data-theme='dark'] .industry-card:hover {
  background: var(--bg-elevated);
  border-color: rgba(34, 184, 207, 0.25);
  box-shadow: var(--shadow-md);
}

/* ── Comparison table ── */
[data-theme='dark'] .comparison-table {
  background: var(--bg-elevated);
  border-color: var(--border);
  box-shadow: var(--shadow-md);
}

[data-theme='dark'] .comparison-table thead th {
  position: sticky;
  top: 0;
  z-index: 2;
  background: var(--bg-elevated-card);
  border-bottom: 1px solid var(--border-soft);
}

[data-theme='dark'] .comparison-table th {
  background: var(--bg-elevated-card);
}

[data-theme='dark'] .comparison-table tbody tr:nth-child(even) td {
  background: rgba(255, 255, 255, 0.02);
}

[data-theme='dark'] .comparison-table tbody tr:hover td {
  background: rgba(255, 255, 255, 0.04);
}

[data-theme='dark'] .comparison-table .check {
  color: var(--accent-green);
}

[data-theme='dark'] .comparison-table .highlight-col {
  background: rgba(230, 126, 34, 0.06);
}

/* ── Journey ── */
[data-theme='dark'] .journey-step-num {
  background: var(--gradient-orange);
  box-shadow: 0 4px 16px rgba(230, 126, 34, 0.25);
}

/* ── Testimonials ── */
[data-theme='dark'] .testimonial-stars {
  color: var(--accent-amber);
}

[data-theme='dark'] .testimonial-avatar {
  background: linear-gradient(135deg, var(--bg-elevated-card), var(--bg-popover));
  border: 1px solid var(--border-soft);
  color: var(--accent-orange-light);
}

/* ── Trust badges & footer ── */
[data-theme='dark'] .trust-badge {
  background: rgba(255, 255, 255, 0.04);
  border-color: var(--border);
  color: var(--fg-muted);
}

[data-theme='dark'] .footer {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border);
}

[data-theme='dark'] .footer-contact-block {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.04) 0%, transparent 50%),
    var(--bg-elevated);
  border-color: var(--border);
  box-shadow: var(--shadow-md);
}

[data-theme='dark'] .footer-tag {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border);
  color: var(--fg-muted);
}

[data-theme='dark'] .footer-col a:hover {
  color: var(--accent-orange-light);
}

/* ── Back to top ── */
[data-theme='dark'] .back-to-top {
  background: var(--gradient-orange);
  box-shadow: var(--shadow-md);
}

/* ── Focus states (accessibility) ── */
[data-theme='dark'] a:focus-visible,
[data-theme='dark'] button:focus-visible {
  outline: 2px solid var(--accent-orange);
  outline-offset: 2px;
}

[data-theme='dark'] .arch-node:focus-visible {
  outline: 2px solid var(--accent-cyan);
  outline-offset: 2px;
}

/* ── Icon containers ── */
[data-theme='dark'] .icon-wrap--brown {
  background: var(--accent-orange-muted);
  color: var(--accent-orange-light);
}

[data-theme='dark'] .icon-wrap--teal {
  background: var(--brand-teal-muted);
  color: var(--brand-teal-light);
}

[data-theme='dark'] .network-node {
  fill: var(--accent-orange);
  opacity: 0.7;
}

[data-theme='dark'] .network-node:nth-child(odd) {
  fill: var(--brand-teal-light);
}

[data-theme='dark'] .nav-backdrop {
  background: rgba(0, 0, 0, 0.6);
}

[data-theme='dark'] .nav-links {
  background: rgba(13, 17, 23, 0.95);
  border-left-color: var(--border);
}

[data-theme='dark'] .nav-drawer-header,
[data-theme='dark'] .nav-drawer-footer {
  border-color: var(--border);
}