/* FactoryNXT — Salient-inspired industrial premium stylesheet */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&family=JetBrains+Mono:wght@400;500&display=swap');

:root {
  --ease-smooth: cubic-bezier(0.22, 1, 0.36, 1);
  --ease-bounce: cubic-bezier(0.34, 1.56, 0.64, 1);

  /* Indigo primary system */
  --indigo: #4f46e5;
  --indigo-hover: #4338ca;
  --indigo-soft: #eef2ff;
  --indigo-glow: rgba(79, 70, 229, 0.35);

  /* Light surfaces */
  --bg-white: #ffffff;
  --bg-soft: #f8fafc;
  --bg-dark: #0b1020;

  /* Dark surfaces */
  --dark-bg: #020617;
  --dark-surface: #0f172a;
  --dark-elevated: #111827;
  --dark-border: #1e293b;
}

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: 'Inter', system-ui, -apple-system, 'Segoe UI', sans-serif;
  font-feature-settings: "cv02", "cv03", "cv04", "cv11";
  overflow-x: hidden;
  color-scheme: light dark;
}

h1, h2, h3, h4, h5, h6 {
  font-family: 'Inter', sans-serif;
  letter-spacing: -0.02em;
}

/* Section base — Salient-style generous spacing */
.section {
  padding-top: 6rem;
  padding-bottom: 6rem;
  position: relative;
}
@media (min-width: 1024px) {
  .section {
    padding-top: 8rem;
    padding-bottom: 8rem;
  }
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding-left: 1.5rem;
  padding-right: 1.5rem;
}
@media (min-width: 1024px) {
  .container {
    padding-left: 2rem;
    padding-right: 2rem;
  }
}

/* Container narrow — for centered text blocks */
.container-narrow {
  max-width: 760px;
  margin: 0 auto;
  padding-left: 1.5rem;
  padding-right: 1.5rem;
}

.mono {
  font-family: 'JetBrains Mono', ui-monospace, 'SF Mono', Menlo, monospace;
}

/* ─── Gradient backgrounds ─────────────────────────────────── */

.bg-soft { background-color: #f8fafc; }
.dark .bg-soft { background-color: #0b1020; }

.bg-indigo-soft { background-color: var(--indigo-soft); }
.dark .bg-indigo-soft { background-color: rgba(79, 70, 229, 0.08); }

.bg-noise {
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.7' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  background-repeat: repeat;
  background-size: 180px 180px;
}

/* Radial indigo tint (hero use) */
.radial-indigo {
  background: radial-gradient(ellipse 80% 60% at 50% 0%, rgba(79, 70, 229, 0.10), transparent 70%);
}
.dark .radial-indigo {
  background: radial-gradient(ellipse 80% 60% at 50% 0%, rgba(79, 70, 229, 0.18), transparent 70%);
}

.radial-dark {
  background: radial-gradient(ellipse 80% 50% at 50% 40%, rgba(79, 70, 229, 0.12), transparent 70%);
}

/* Grid pattern — subtle backdrop */
.grid-pattern {
  background-image:
    linear-gradient(rgba(79, 70, 229, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(79, 70, 229, 0.04) 1px, transparent 1px);
  background-size: 56px 56px;
}

/* ─── Glass / surface panels ───────────────────────────────── */

.panel {
  background: #ffffff;
  border: 1px solid #e2e8f0;
  border-radius: 1rem;
  box-shadow:
    0 1px 2px rgba(15, 23, 42, 0.04),
    0 1px 3px rgba(15, 23, 42, 0.06);
  transition: border-color 0.3s var(--ease-smooth), box-shadow 0.3s var(--ease-smooth);
}
.panel-hover:hover {
  border-color: #cbd5e1;
  box-shadow:
    0 8px 24px -8px rgba(15, 23, 42, 0.10),
    0 2px 4px rgba(15, 23, 42, 0.04);
}

.dark .panel {
  background: var(--dark-surface);
  border-color: var(--dark-border);
}

/* panel-dark - theme-aware surface for "dashboard-like" content */
.panel-dark {
  background: #f1f5f9;
  border: 1px solid #e2e8f0;
  border-radius: 1rem;
  box-shadow: 0 1px 2px rgba(15, 23, 42, 0.04);
}

.dark .panel-dark {
  background: var(--dark-surface);
  border-color: var(--dark-border);
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.4);
}

/* Screenshot frame - theme-aware with shadow, no border */
.screenshot-frame {
  position: relative;
  background: transparent;
  border-radius: 0.75rem;
  box-shadow:
    0 20px 40px -12px rgba(15, 23, 42, 0.15),
    0 8px 24px -8px rgba(15, 23, 42, 0.10);
}
.dark .screenshot-frame {
  box-shadow:
    0 20px 40px -12px rgba(0, 0, 0, 0.45),
    0 8px 24px -8px rgba(0, 0, 0, 0.30);
}
.screenshot-frame img {
  border-radius: 0.75rem;
  width: 100%;
  height: auto;
  display: block;
}

/* Hero dashboard shadow (applied via class) */
.hero-shadow {
  box-shadow:
    0 25px 50px -12px rgba(15, 23, 42, 0.18),
    0 10px 30px -10px rgba(79, 70, 229, 0.10);
}
.dark .hero-shadow {
  box-shadow:
    0 25px 50px -12px rgba(0, 0, 0, 0.50),
    0 10px 30px -10px rgba(79, 70, 229, 0.18);
}

/* panel-float disabled - use screenshot-frame for images */
.panel-float {
  background: transparent;
  border: none;
  border-radius: 0;
  box-shadow: none;
}

/* ─── Buttons ──────────────────────────────────────────────── */

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 500;
  border-radius: 0.625rem;
  transition: all 0.2s var(--ease-smooth);
  white-space: nowrap;
  font-size: 0.9375rem;
  line-height: 1;
  padding: 0.8125rem 1.375rem;
  cursor: pointer;
}
.btn-primary {
  background: var(--indigo);
  color: #ffffff;
  box-shadow: 0 1px 2px rgba(79, 70, 229, 0.4), inset 0 1px 0 rgba(255,255,255,0.15);
}
.btn-primary:hover {
  background: var(--indigo-hover);
  box-shadow: 0 4px 12px rgba(79, 70, 229, 0.45), inset 0 1px 0 rgba(255,255,255,0.15);
  transform: translateY(-1px);
}

.btn-ghost {
  color: #0f172a;
  background: transparent;
}
.dark .btn-ghost {
  color: #e2e8f0;
}
.btn-ghost:hover {
  background: rgba(15, 23, 42, 0.04);
}
.dark .btn-ghost:hover {
  background: rgba(255, 255, 255, 0.05);
}

.btn-white {
  background: #ffffff;
  color: #0f172a;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
}
.btn-white:hover {
  background: #f8fafc;
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.12);
}

.btn-link {
  color: var(--indigo);
  background: transparent;
  padding: 0;
  font-weight: 600;
}
.btn-link:hover {
  color: var(--indigo-hover);
  gap: 0.625rem;
}

.btn-sm { padding: 0.5rem 0.875rem; font-size: 0.8125rem; }
.btn-lg { padding: 1rem 1.75rem; font-size: 1rem; }

/* ─── Pill / badge ────────────────────────────────────────── */

.pill {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.375rem 0.875rem;
  border-radius: 9999px;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  border: 1px solid transparent;
}
.pill-indigo {
  background: var(--indigo-soft);
  color: var(--indigo);
  border-color: rgba(79, 70, 229, 0.15);
}
.dark .pill-indigo {
  background: rgba(79, 70, 229, 0.12);
  color: #a5b4fc;
  border-color: rgba(79, 70, 229, 0.25);
}

/* ── Tab system (Salient-style) ──────────────────────────── */

.tab-nav {
  display: flex;
  gap: 0.25rem;
  padding: 0.375rem;
  background: #f1f5f9;
  border-radius: 0.75rem;
  border: 1px solid #e2e8f0;
  overflow-x: auto;
  scrollbar-width: none;
  max-width: 100%;
}
.dark .tab-nav {
  background: rgba(255, 255, 255, 0.04);
  border-color: rgba(255, 255, 255, 0.06);
}
.tab-nav::-webkit-scrollbar { display: none; }

.tab-btn {
  padding: 0.5rem 1rem;
  border-radius: 0.5rem;
  font-size: 0.8125rem;
  font-weight: 500;
  color: #475569;
  background: transparent;
  border: none;
  cursor: pointer;
  transition: all 0.2s var(--ease-smooth);
  white-space: nowrap;
}
.dark .tab-btn { color: #94a3b8; }
.tab-btn:hover {
  color: #0f172a;
}
.dark .tab-btn:hover { color: #e2e8f0; }
.tab-btn.active {
  background: #ffffff;
  color: #0f172a;
  box-shadow: 0 1px 2px rgba(0,0,0,0.06);
}
.dark .tab-btn.active {
  background: rgba(255, 255, 255, 0.06);
  color: #f1f5f9;
}

.tab-panel { display: none; }
.tab-panel.active { display: block; animation: tabFade 0.35s var(--ease-smooth); }
@keyframes tabFade {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ─── Reveal-on-scroll ─────────────────────────────────────── */

.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.7s var(--ease-smooth), transform 0.7s var(--ease-smooth);
  will-change: opacity, transform;
}
.reveal.active {
  opacity: 1;
  transform: translateY(0);
}
.stagger-1 { transition-delay: 0.08s; }
.stagger-2 { transition-delay: 0.16s; }
.stagger-3 { transition-delay: 0.24s; }
.stagger-4 { transition-delay: 0.32s; }

/* ─── Floating dashboard animation ─────────────────────────── */

@keyframes float-slow {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(-8px); }
}
.animate-float { animation: float-slow 7s ease-in-out infinite; }

/* ─── KPI card ─────────────────────────────────────────────── */

.kpi-card {
  position: relative;
  padding: 2rem 1.5rem;
  background: #ffffff;
  border: 1px solid #e2e8f0;
  border-radius: 1rem;
  text-align: center;
  transition: all 0.3s var(--ease-smooth);
}
.kpi-card:hover {
  border-color: #cbd5e1;
  transform: translateY(-2px);
  box-shadow: 0 12px 24px -8px rgba(15, 23, 42, 0.08);
}
.dark .kpi-card {
  background: var(--dark-surface);
  border-color: var(--dark-border);
}
.dark .kpi-card:hover {
  border-color: #334155;
}

/* ─── Timeline ─────────────────────────────────────────────── */

.timeline-line {
  position: absolute;
  left: 17px;
  top: 32px;
  bottom: 0;
  width: 2px;
  background: linear-gradient(to bottom, #e2e8f0, #f8fafc);
}
.dark .timeline-line {
  background: linear-gradient(to bottom, #334155, #0f172a);
}
@media (min-width: 768px) {
  .timeline-line { left: calc(50% + 17px); }
  .timeline-line-right { background: linear-gradient(to bottom, var(--indigo-soft), #f8fafc); }
  .dark .timeline-line-right { background: linear-gradient(to bottom, rgba(79,70,229,0.2), #0f172a); }
}

/* ─── Horizontal scroll container ─────────────────────────── */

.hscroll {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: minmax(280px, 320px);
  gap: 1.5rem;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  padding-bottom: 1rem;
  scrollbar-width: none;
  -ms-overflow-style: none;
  margin: 0 -1.5rem;
  padding-left: 1.5rem;
  padding-right: 1.5rem;
}
.hscroll::-webkit-scrollbar { display: none; }
.hscroll > * { scroll-snap-align: start; }

/* ─── Section label (uppercase eyebrow) ───────────────────── */

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--indigo);
}
.dark .eyebrow { color: #a5b4fc; }

/* ─── Scrollbar ────────────────────────────────────────────── */

::-webkit-scrollbar {
  width: 10px;
  height: 8px;
}
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb {
  background: #cbd5e1;
  border-radius: 10px;
  border: 2px solid #f1f5f9;
}
::-webkit-scrollbar-thumb:hover { background: #94a3b8; }
.dark ::-webkit-scrollbar-thumb {
  background: #334155;
  border: 2px solid var(--dark-surface);
}

/* ─── Gradient dividers between sections ───────────────────── */

.section-divider {
  height: 1px;
  background: linear-gradient(to right, transparent, #e2e8f0, transparent);
}
.dark .section-divider {
  background: linear-gradient(to right, transparent, #1e293b, transparent);
}

/* ─── Tilt card ────────────────────────────────────────────── */

.tilt-card {
  transform-style: preserve-3d;
  transition: transform 0.18s ease-out;
  transform: perspective(1000px) rotateX(0) rotateY(0) scale3d(1, 1, 1);
}

/* ─── Utility ──────────────────────────────────────────────── */

.text-gradient {
  background: linear-gradient(135deg, #4f46e5 0%, #7c3aed 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
}

.glow-indigo {
  box-shadow:
    0 0 0 1px rgba(79, 70, 229, 0.15),
    0 0 60px -10px rgba(79, 70, 229, 0.35);
}

/* ─── Selection ────────────────────────────────────────────── */

::selection {
  background: rgba(79, 70, 229, 0.2);
  color: #0f172a;
}
.dark ::selection {
  background: rgba(79, 70, 229, 0.35);
  color: #f1f5f9;
}