/* ==========================================================================
   NKSInnovate — Self-Optimizing Agentic Mesh Design System
   Enterprise Light Theme (Segoe UI / #0078D4 / #2A446F / #FFFFFF)
   ========================================================================== */

:root {
  --primary: #0078d4;
  --primary-hover: #005a9e;
  --primary-active: #004578;
  --primary-light: #e6effd;
  --primary-subtle: #f4f8fe;
  --slate: #2a446f;
  --slate-dark: #1b2e4b;
  --slate-light: #446596;
  --neutral-ink: #1e293b;
  --neutral-body: #334155;
  --neutral-muted: #64748b;
  --neutral-subtle: #94a3b8;
  --surface-white: #ffffff;
  --surface-bg: #f8fafc;
  --surface-card: #ffffff;
  --surface-alt: #f1f5f9;
  --border-light: #e2e8f0;
  --border-tint: #d0e1fd;
  --border-strong: #cbd5e1;
  --success: #10b981;
  --success-bg: #ecfdf5;
  --warning: #f59e0b;
  --warning-bg: #fffbeb;
  --danger: #ef4444;
  --danger-bg: #fef2f2;
  --info: #0284c7;
  --info-bg: #f0f9ff;
  --font-main: "Segoe UI", -apple-system, BlinkMacSystemFont, Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-mono: "Segoe UI Mono", "Cascadia Code", Consolas, "Courier New", monospace;
  --radius-sm: 6px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --radius-2xl: 24px;
  --radius-pill: 9999px;
  --shadow-sm: 0 1px 2px 0 rgba(16, 24, 40, 0.04);
  --shadow-md: 0 4px 6px -1px rgba(16, 24, 40, 0.06), 0 2px 4px -2px rgba(16, 24, 40, 0.04);
  --shadow-lg: 0 10px 15px -3px rgba(16, 24, 40, 0.07), 0 4px 6px -4px rgba(16, 24, 40, 0.04);
  --shadow-xl: 0 20px 25px -5px rgba(16, 24, 40, 0.08), 0 8px 10px -6px rgba(16, 24, 40, 0.03);
  --max-width: 1320px;
  --transition-fast: 0.15s ease;
  --transition-normal: 0.25s ease;
}

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-main);
  background-color: var(--surface-white);
  color: var(--neutral-ink);
  line-height: 1.55;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

/* Headings */
h1, h2, h3, h4, h5, h6 {
  color: var(--neutral-ink);
  font-weight: 600;
  line-height: 1.22;
  letter-spacing: -0.025em;
}

h1 {
  font-size: clamp(2.3rem, 4.8vw, 3.75rem);
  line-height: 1.1;
  font-weight: 600;
}

h2 {
  font-size: clamp(1.7rem, 3vw, 2.25rem);
  margin-bottom: 0.75rem;
}

h3 {
  font-size: clamp(1.2rem, 2vw, 1.45rem);
  margin-bottom: 0.5rem;
}

h4 {
  font-size: 1.075rem;
  margin-bottom: 0.35rem;
}

p {
  color: var(--neutral-body);
  font-size: 0.975rem;
  line-height: 1.65;
  margin-bottom: 1rem;
}

p.lead {
  font-size: 1.15rem;
  line-height: 1.65;
  color: var(--neutral-body);
}

a {
  color: var(--primary);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--primary-hover);
}

.container {
  width: 100%;
  max-width: var(--max-width);
  margin-left: auto;
  margin-right: auto;
  padding-left: 1.5rem;
  padding-right: 1.5rem;
}

.section {
  padding: 5rem 0;
  position: relative;
}

.section-lg {
  padding: 6.5rem 0;
}

.section-sm {
  padding: 3.25rem 0;
}

.bg-white { background-color: var(--surface-white); }
.bg-alt { background-color: var(--surface-bg); }
.bg-subtle-blue {
  background-color: var(--primary-subtle);
  border-top: 1px solid var(--border-tint);
  border-bottom: 1px solid var(--border-tint);
}

.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }
.mx-auto { margin-left: auto; margin-right: auto; }

/* ==========================================================================
   Compact, Polished Header Navigation
   ========================================================================== */
.header-wrapper {
  position: sticky;
  top: 0;
  z-index: 1000;
  background-color: rgba(255, 255, 255, 0.98);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-light);
  transition: all var(--transition-fast);
}

.header-wrapper.scrolled {
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.04);
  border-bottom-color: rgba(0, 120, 212, 0.18);
}

.navbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 4rem; /* Compact 64px height */
}

.logo-brand {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--slate);
  letter-spacing: -0.03em;
  flex-shrink: 0;
}

.logo-brand:hover {
  color: var(--primary);
}

.logo-icon {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, #0078d4 0%, #2a446f 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 1rem;
  box-shadow: 0 2px 6px rgba(0, 120, 212, 0.25);
}

.logo-brand span.brand-blue {
  color: var(--primary);
}

/* Compact Nav Menu */
.nav-menu {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  list-style: none;
  margin: 0 1rem;
}

.nav-item {
  position: relative;
}

.nav-link {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--slate);
  padding: 0.5rem 0.75rem;
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
  display: flex;
  align-items: center;
  gap: 0.35rem;
  white-space: nowrap;
}

.nav-link:hover, .nav-link.active {
  color: var(--primary);
  background-color: var(--primary-subtle);
}

.nav-link .nav-arrow {
  width: 12px;
  height: 12px;
  transition: transform var(--transition-fast);
}

.nav-item:hover .nav-arrow {
  transform: rotate(180deg);
}

/* Dropdown Menu */
.dropdown-menu {
  position: absolute;
  top: 100%;
  left: 0;
  width: 280px;
  background: #ffffff;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
  padding: 0.75rem;
  display: none;
  flex-direction: column;
  gap: 0.35rem;
  z-index: 1050;
  animation: fadeIn 0.18s ease;
}

.nav-item:hover .dropdown-menu {
  display: flex;
}

.dropdown-item {
  display: flex;
  align-items: flex-start;
  gap: 0.65rem;
  padding: 0.6rem 0.75rem;
  border-radius: var(--radius-md);
  color: var(--neutral-ink);
  transition: background-color var(--transition-fast);
  text-decoration: none;
}

.dropdown-item:hover {
  background-color: var(--primary-subtle);
  color: var(--primary);
}

.dropdown-item-icon {
  width: 28px;
  height: 28px;
  border-radius: var(--radius-sm);
  background-color: var(--primary-light);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.85rem;
  flex-shrink: 0;
}

.dropdown-item-title {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--neutral-ink);
  margin-bottom: 0.15rem;
}

.dropdown-item-desc {
  font-size: 0.75rem;
  color: var(--neutral-muted);
  line-height: 1.35;
  margin: 0;
}

/* Nav Actions */
.nav-cta-group {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  flex-shrink: 0;
}

.mobile-toggle {
  display: none;
  background: none;
  border: 1px solid var(--border-light);
  padding: 0.45rem;
  border-radius: var(--radius-md);
  color: var(--neutral-ink);
  cursor: pointer;
}

/* ==========================================================================
   Buttons & Badges
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  font-family: var(--font-main);
  font-size: 0.875rem;
  font-weight: 600;
  padding: 0.55rem 1.15rem;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  cursor: pointer;
  transition: all var(--transition-fast);
  text-decoration: none;
  white-space: nowrap;
  line-height: 1.25;
}

.btn-primary {
  background-color: var(--primary);
  color: var(--surface-white);
  border-color: var(--primary);
  box-shadow: 0 1px 2px rgba(0, 120, 212, 0.2);
}

.btn-primary:hover {
  background-color: var(--primary-hover);
  border-color: var(--primary-hover);
  color: var(--surface-white);
  box-shadow: 0 3px 8px rgba(0, 120, 212, 0.25);
  transform: translateY(-1px);
}

.btn-secondary {
  background-color: var(--primary-light);
  color: var(--slate);
  border: 1px solid var(--slate);
  border-radius: var(--radius-xl);
}

.btn-secondary:hover {
  background-color: #d8e6fc;
  color: var(--slate-dark);
  border-color: var(--slate-dark);
  transform: translateY(-1px);
}

.btn-outline {
  background-color: transparent;
  color: var(--slate);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-md);
}

.btn-outline:hover {
  border-color: var(--primary);
  color: var(--primary);
  background-color: var(--primary-subtle);
}

.btn-sm { padding: 0.4rem 0.75rem; font-size: 0.8125rem; }
.btn-lg { padding: 0.75rem 1.65rem; font-size: 0.95rem; }

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: var(--primary);
  background-color: var(--primary-light);
  padding: 0.3rem 0.75rem;
  border-radius: var(--radius-pill);
  margin-bottom: 0.85rem;
  border: 1px solid var(--border-tint);
}

.eyebrow-slate {
  color: var(--slate);
  background-color: #eef2f8;
  border-color: #d5e0f0;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  font-size: 0.72rem;
  font-weight: 700;
  padding: 0.2rem 0.5rem;
  border-radius: var(--radius-sm);
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.badge-blue { background-color: var(--primary-light); color: var(--primary); border: 1px solid var(--border-tint); }
.badge-slate { background-color: #e2e8f0; color: var(--slate); border: 1px solid #cbd5e1; }
.badge-success { background-color: var(--success-bg); color: var(--success); border: 1px solid #a7f3d0; }
.badge-warning { background-color: var(--warning-bg); color: var(--warning); border: 1px solid #fde68a; }
.badge-danger { background-color: var(--danger-bg); color: var(--danger); border: 1px solid #fecaca; }

/* Section Header */
.section-header {
  max-width: 820px;
  margin-bottom: 3.25rem;
}

.section-header.text-center {
  margin-left: auto;
  margin-right: auto;
}

.section-header h2 {
  font-weight: 600;
  color: var(--neutral-ink);
}

.section-header p {
  font-size: 1.05rem;
  color: var(--neutral-muted);
}

/* Grids & Cards */
.grid { display: grid; gap: 1.5rem; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

.card {
  background-color: var(--surface-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  transition: all var(--transition-normal);
  display: flex;
  flex-direction: column;
}

.card:hover {
  border-color: var(--border-tint);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.card-icon-wrap {
  width: 42px;
  height: 42px;
  border-radius: var(--radius-md);
  background-color: var(--primary-light);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  margin-bottom: 1rem;
  border: 1px solid var(--border-tint);
}

.card-title {
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--neutral-ink);
  margin-bottom: 0.4rem;
}

.card-desc {
  font-size: 0.9rem;
  color: var(--neutral-body);
  line-height: 1.55;
  margin-bottom: 1rem;
  flex-grow: 1;
}

/* ==========================================================================
   Hero Section
   ========================================================================== */
.hero-section {
  position: relative;
  padding: 4.5rem 0 4rem;
  overflow: hidden;
  background: linear-gradient(180deg, #ffffff 0%, #f4f8fe 100%);
  border-bottom: 1px solid var(--border-tint);
}

.hero-canvas-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 1;
  opacity: 0.45;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 960px;
  margin: 0 auto;
}

.hero-title {
  font-size: clamp(2.3rem, 4.8vw, 3.75rem);
  font-weight: 600;
  line-height: 1.1;
  letter-spacing: -0.03em;
  color: var(--neutral-ink);
  margin-bottom: 1.25rem;
}

.hero-title .text-gradient {
  background: linear-gradient(135deg, #0078d4 0%, #2a446f 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-subtitle {
  font-size: clamp(1.05rem, 1.8vw, 1.25rem);
  color: var(--neutral-body);
  line-height: 1.6;
  max-width: 800px;
  margin: 0 auto 2rem;
}

.hero-cta-box {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.85rem;
  flex-wrap: wrap;
  margin-bottom: 2.75rem;
}

/* Stats / Ticker Bar */
.stats-strip {
  background-color: var(--surface-white);
  border-top: 1px solid var(--border-light);
  border-bottom: 1px solid var(--border-light);
  padding: 2rem 0;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  text-align: center;
}

.stat-item {
  padding: 0.5rem 1rem;
  border-right: 1px solid var(--border-light);
}

.stat-item:last-child {
  border-right: none;
}

.stat-number {
  font-size: 2rem;
  font-weight: 700;
  color: var(--primary);
  line-height: 1.1;
  margin-bottom: 0.2rem;
}

.stat-label {
  font-size: 0.8125rem;
  color: var(--neutral-muted);
  font-weight: 600;
}

/* ==========================================================================
   High-End Autonomous Mission Simulator (Palantir/AWS IDE Style)
   ========================================================================== */
.studio-frame {
  background-color: #ffffff;
  border: 1px solid var(--border-tint);
  border-radius: var(--radius-xl);
  box-shadow: 0 12px 32px rgba(16, 24, 40, 0.08);
  overflow: hidden;
  margin-top: 1.5rem;
}

.studio-topbar {
  background: #f8fafc;
  border-bottom: 1px solid var(--border-light);
  padding: 0.75rem 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.studio-title {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.8125rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--slate);
}

.studio-command-bar {
  padding: 1.25rem;
  background: #ffffff;
  border-bottom: 1px solid var(--border-light);
}

.studio-preset-chips {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-bottom: 1rem;
}

.preset-chip {
  background-color: var(--surface-bg);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-pill);
  padding: 0.35rem 0.85rem;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--slate);
  cursor: pointer;
  transition: all var(--transition-fast);
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.preset-chip:hover, .preset-chip.active {
  background-color: var(--primary-light);
  border-color: var(--primary);
  color: var(--primary);
  box-shadow: 0 1px 3px rgba(0, 120, 212, 0.15);
}

.studio-input-wrap {
  display: flex;
  gap: 0.65rem;
}

.studio-input {
  flex: 1;
  padding: 0.75rem 1rem;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-md);
  font-family: var(--font-main);
  font-size: 0.9375rem;
  color: var(--neutral-ink);
  outline: none;
  background-color: #fafbfc;
}

.studio-input:focus {
  border-color: var(--primary);
  background-color: #fff;
  box-shadow: 0 0 0 3px rgba(0, 120, 212, 0.12);
}

.studio-workspace {
  display: grid;
  grid-template-columns: 1.6fr 1fr;
  min-height: 480px;
  background: #fcfdfe;
}

.studio-canvas-panel {
  padding: 1.25rem;
  border-right: 1px solid var(--border-light);
  overflow-y: auto;
}

.studio-inspector-panel {
  padding: 1.25rem;
  background: #f8fafc;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

/* Agent Node Card in Simulator */
.node-card {
  background: #ffffff;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 0.85rem 1rem;
  margin-bottom: 0.65rem;
  transition: all var(--transition-fast);
  cursor: pointer;
  position: relative;
}

.node-card:hover, .node-card.active {
  border-color: var(--primary);
  box-shadow: 0 2px 8px rgba(0, 120, 212, 0.12);
  transform: translateX(2px);
}

.node-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.35rem;
}

.node-card-title {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--slate-dark);
}

.node-card-status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: var(--success);
}

.node-card-metrics {
  display: flex;
  gap: 0.85rem;
  font-size: 0.78rem;
  color: var(--slate);
  margin-top: 0.4rem;
}

/* Core Loop & Architecture */
.loop-steps {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.4rem;
  flex-wrap: wrap;
}

.loop-step-card {
  flex: 1;
  min-width: 130px;
  background: var(--surface-white);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 1.15rem 0.75rem;
  text-align: center;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-normal);
}

.loop-step-card:hover {
  border-color: var(--primary);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.loop-step-number {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background-color: var(--primary-light);
  color: var(--primary);
  font-weight: 700;
  font-size: 0.78rem;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 0.5rem;
}

.loop-step-title {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--neutral-ink);
}

.loop-arrow {
  color: var(--primary);
  font-size: 1.1rem;
  font-weight: bold;
}

.arch-stack {
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  max-width: 920px;
  margin: 0 auto;
}

.arch-layer {
  background: var(--surface-white);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 1rem 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  transition: all var(--transition-normal);
  text-decoration: none;
}

.arch-layer:hover {
  border-color: var(--primary);
  background: var(--primary-subtle);
  transform: translateX(3px);
}

.arch-layer-left {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.arch-layer-num {
  width: 28px;
  height: 28px;
  border-radius: var(--radius-sm);
  background-color: var(--slate);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.8125rem;
  flex-shrink: 0;
}

.arch-layer-info h4 {
  font-size: 0.98rem;
  color: var(--neutral-ink);
  margin-bottom: 0.1rem;
}

.arch-layer-info p {
  font-size: 0.8125rem;
  color: var(--neutral-muted);
  margin-bottom: 0;
}

.arch-layer-tag {
  font-size: 0.72rem;
  font-weight: 700;
  padding: 0.25rem 0.65rem;
  background-color: var(--primary-light);
  color: var(--primary);
  border-radius: var(--radius-pill);
  white-space: nowrap;
}

/* Tables */
.comparison-table-wrapper {
  overflow-x: auto;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-light);
  box-shadow: var(--shadow-sm);
  background-color: #fff;
}

.comparison-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
}

.comparison-table th, .comparison-table td {
  padding: 1rem 1.25rem;
  border-bottom: 1px solid var(--border-light);
  font-size: 0.875rem;
}

.comparison-table th {
  background-color: #f8fafc;
  color: var(--slate);
  font-weight: 700;
  text-transform: uppercase;
  font-size: 0.78rem;
  letter-spacing: 0.05em;
}

.comparison-table th.highlight, .comparison-table td.highlight {
  background-color: #f4f8fe;
  color: var(--primary);
  font-weight: 600;
}

/* Accordion */
.accordion {
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  max-width: 860px;
  margin: 0 auto;
}

.accordion-item {
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  background-color: var(--surface-white);
  overflow: hidden;
  transition: border-color var(--transition-fast);
}

.accordion-item.active {
  border-color: var(--primary);
}

.accordion-trigger {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.15rem 1.35rem;
  background: none;
  border: none;
  font-family: var(--font-main);
  font-size: 1rem;
  font-weight: 600;
  color: var(--neutral-ink);
  text-align: left;
  cursor: pointer;
}

.accordion-trigger:hover {
  color: var(--primary);
}

.accordion-icon {
  width: 18px;
  height: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform var(--transition-normal);
  color: var(--primary);
}

.accordion-item.active .accordion-icon {
  transform: rotate(180deg);
}

.accordion-content {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease-out, padding 0.3s ease-out;
  padding: 0 1.35rem;
  color: var(--neutral-body);
  font-size: 0.9rem;
  line-height: 1.6;
}

.accordion-item.active .accordion-content {
  padding-bottom: 1.15rem;
}

/* Code & Terminal */
.code-block {
  background-color: #f8fafc;
  border: 1px solid var(--border-tint);
  border-radius: var(--radius-md);
  padding: 1.15rem;
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  color: var(--slate);
  overflow-x: auto;
  line-height: 1.5;
}

/* Page Hero */
.page-hero {
  padding: 4rem 0 3rem;
  background: linear-gradient(180deg, #ffffff 0%, #f4f8fd 100%);
  border-bottom: 1px solid var(--border-tint);
}

.page-hero-title {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 600;
  line-height: 1.15;
  margin-bottom: 0.85rem;
}

.page-hero-desc {
  font-size: 1.1rem;
  color: var(--neutral-body);
  max-width: 800px;
  line-height: 1.6;
}

/* Footer */
.site-footer {
  background-color: #f8fafc;
  border-top: 1px solid var(--border-light);
  padding: 4rem 0 2rem;
  color: var(--neutral-body);
  font-size: 0.875rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr 1.5fr;
  gap: 2.25rem;
  margin-bottom: 3rem;
}

.footer-col h5 {
  font-size: 0.8125rem;
  font-weight: 700;
  color: var(--slate);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 1.15rem;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

.footer-links a {
  color: var(--neutral-muted);
  transition: color var(--transition-fast);
}

.footer-links a:hover {
  color: var(--primary);
}

.footer-bottom {
  padding-top: 1.75rem;
  border-top: 1px solid var(--border-light);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
  font-size: 0.8125rem;
  color: var(--neutral-muted);
}

.company-registered-box {
  background-color: var(--surface-white);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 0.85rem;
  font-size: 0.78rem;
  line-height: 1.5;
  color: var(--neutral-muted);
}

/* Animations */
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(4px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* Responsive Media Queries */
@media (max-width: 1024px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .studio-workspace { grid-template-columns: 1fr; }
  .loop-steps { flex-direction: column; }
  .loop-step-card { width: 100%; }
  .loop-arrow { transform: rotate(90deg); padding: 0.25rem 0; }
}

@media (max-width: 768px) {
  .nav-menu {
    display: none;
    position: fixed;
    top: 4rem;
    left: 0;
    width: 100%;
    height: calc(100vh - 4rem);
    background-color: #ffffff;
    flex-direction: column;
    padding: 1.5rem;
    gap: 0.75rem;
    overflow-y: auto;
    box-shadow: var(--shadow-lg);
    align-items: flex-start;
  }
  .nav-menu.open { display: flex; }
  .mobile-toggle { display: block; }
  .nav-cta-group .btn-secondary { display: none; }
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: 1fr; }
  .stat-item { border-right: none; border-bottom: 1px solid var(--border-light); padding: 1rem 0; }
  .stat-item:last-child { border-bottom: none; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .studio-input-wrap { flex-direction: column; }
}