/* ==========================================================================
   BAREBONES INDUSTRIAL SUPPLY CO. — DESIGN SYSTEM
   Industrial Precision UI • Monospace Badging • High-Contrast Slate/Cyan
   ========================================================================== */

:root {
  --bg-primary: #080c14;
  --bg-surface: #0e1626;
  --bg-surface-elevated: #141f36;
  --bg-card: rgba(16, 26, 46, 0.75);
  --border-subtle: #1e293b;
  --border-focus: #06b6d4;
  --border-accent: #3b82f6;
  
  --text-main: #f8fafc;
  --text-muted: #94a3b8;
  --text-faint: #64748b;
  
  --accent-cyan: #06b6d4;
  --accent-cyan-glow: rgba(6, 182, 212, 0.25);
  --accent-amber: #f59e0b;
  --accent-amber-glow: rgba(245, 158, 11, 0.2);
  --accent-emerald: #10b981;
  --accent-orange: #f97316;
  --accent-purple: #8b5cf6;
  
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  
  --shadow-subtle: 0 4px 20px rgba(0, 0, 0, 0.4);
  --shadow-card: 0 10px 30px -10px rgba(0, 0, 0, 0.6);
  --shadow-glow: 0 0 35px var(--accent-cyan-glow);
}

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

html {
  scroll-behavior: smooth;
  background-color: var(--bg-primary);
  color: var(--text-main);
  font-family: var(--font-sans);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  overflow-x: hidden;
  background-image: 
    radial-gradient(circle at 15% 15%, rgba(6, 182, 212, 0.08) 0%, transparent 40%),
    radial-gradient(circle at 85% 65%, rgba(59, 130, 246, 0.06) 0%, transparent 45%);
}

a {
  color: inherit;
  text-decoration: none;
}

/* ==========================================================================
   NAVIGATION
   ========================================================================== */
.header-nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(8, 12, 20, 0.88);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-subtle);
  transition: all 0.2s ease;
}

.nav-container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0.9rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

.brand-lockup {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.brand-badge {
  background: linear-gradient(135deg, #06b6d4 0%, #2563eb 100%);
  color: #fff;
  font-family: var(--font-mono);
  font-weight: 800;
  font-size: 0.75rem;
  letter-spacing: 0.05em;
  padding: 0.35rem 0.6rem;
  border-radius: var(--radius-sm);
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  box-shadow: 0 0 15px rgba(6, 182, 212, 0.4);
}

.brand-text {
  font-weight: 800;
  letter-spacing: -0.02em;
  font-size: 1.15rem;
  display: flex;
  flex-direction: column;
  line-height: 1.1;
}

.brand-text span:first-child {
  color: #fff;
}

.brand-text span:last-child {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  font-weight: 600;
  color: var(--accent-cyan);
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-muted);
}

.nav-links a {
  transition: color 0.15s ease;
  position: relative;
}

.nav-links a:hover {
  color: #fff;
}

.lang-switcher {
  display: inline-flex;
  align-items: center;
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 0.2rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
}

.lang-switcher a {
  padding: 0.2rem 0.45rem;
  border-radius: 4px;
  color: var(--text-muted);
}

.lang-switcher a.active {
  background: var(--border-subtle);
  color: var(--accent-cyan);
}

.btn-contractor-portal {
  background: linear-gradient(135deg, #0284c7 0%, #0369a1 100%);
  color: #fff;
  border: 1px solid rgba(56, 189, 248, 0.3);
  font-size: 0.85rem;
  font-weight: 600;
  padding: 0.5rem 1rem;
  border-radius: var(--radius-sm);
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  transition: all 0.2s ease;
  box-shadow: 0 4px 12px rgba(2, 132, 199, 0.3);
}

.btn-contractor-portal:hover {
  background: linear-gradient(135deg, #0ea5e9 0%, #0284c7 100%);
  transform: translateY(-1px);
  box-shadow: 0 6px 16px rgba(2, 132, 199, 0.45);
}

/* ==========================================================================
   HERO SECTION
   ========================================================================== */
.hero-section {
  padding: 5rem 1.5rem 4rem;
  max-width: 1280px;
  margin: 0 auto;
  position: relative;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 3.5rem;
  align-items: center;
}

.hero-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(6, 182, 212, 0.1);
  border: 1px solid rgba(6, 182, 212, 0.35);
  padding: 0.35rem 0.85rem;
  border-radius: 9999px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--accent-cyan);
  margin-bottom: 1.5rem;
}

.pulse-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent-cyan);
  box-shadow: 0 0 10px var(--accent-cyan);
  animation: pulse 2s infinite ease-in-out;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.4; transform: scale(1.3); }
}

.hero-title {
  font-size: clamp(2.3rem, 5vw, 3.8rem);
  font-weight: 800;
  line-height: 1.08;
  letter-spacing: -0.03em;
  color: #fff;
  margin-bottom: 1.25rem;
}

.hero-title .gradient-text {
  background: linear-gradient(135deg, #38bdf8 0%, #60a5fa 50%, #c084fc 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-desc {
  font-size: 1.15rem;
  color: var(--text-muted);
  line-height: 1.7;
  margin-bottom: 2rem;
  max-width: 620px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 2.5rem;
}

.btn-primary {
  background: linear-gradient(135deg, #06b6d4 0%, #0284c7 100%);
  color: #fff;
  font-weight: 700;
  padding: 0.85rem 1.6rem;
  border-radius: var(--radius-sm);
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.95rem;
  border: none;
  cursor: pointer;
  transition: all 0.2s ease;
  box-shadow: 0 4px 20px rgba(6, 182, 212, 0.4);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(6, 182, 212, 0.55);
}

.btn-secondary {
  background: var(--bg-surface);
  color: var(--text-main);
  border: 1px solid var(--border-subtle);
  font-weight: 600;
  padding: 0.85rem 1.5rem;
  border-radius: var(--radius-sm);
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.95rem;
  cursor: pointer;
  transition: all 0.2s ease;
}

.btn-secondary:hover {
  border-color: var(--accent-cyan);
  background: var(--bg-surface-elevated);
}

/* Stats Strip */
.stats-strip {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
  padding-top: 2rem;
  border-top: 1px solid var(--border-subtle);
}

.stat-item {
  display: flex;
  flex-direction: column;
}

.stat-val {
  font-family: var(--font-mono);
  font-size: 1.75rem;
  font-weight: 800;
  color: #fff;
  line-height: 1.1;
}

.stat-val .unit {
  color: var(--accent-cyan);
  font-size: 1.1rem;
}

.stat-label {
  font-size: 0.8rem;
  color: var(--text-faint);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-top: 0.35rem;
  font-weight: 600;
}

/* Hero Interactive Architecture Card */
.hero-cad-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  position: relative;
  box-shadow: var(--shadow-card);
  backdrop-filter: blur(12px);
  overflow: hidden;
}

.cad-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1.25rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--border-subtle);
}

.cad-title-group {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.cad-badge {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  background: rgba(16, 185, 129, 0.15);
  color: var(--accent-emerald);
  padding: 0.2rem 0.5rem;
  border-radius: 4px;
  font-weight: 700;
}

.cad-title {
  font-size: 0.95rem;
  font-weight: 700;
}

.blueprint-container {
  background: #050810;
  border: 1px dashed rgba(6, 182, 212, 0.3);
  border-radius: var(--radius-md);
  padding: 1.25rem;
  position: relative;
  margin-bottom: 1.25rem;
}

.blueprint-svg {
  width: 100%;
  height: auto;
  display: block;
}

.cad-specs-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.75rem;
  font-family: var(--font-mono);
  font-size: 0.78rem;
}

.cad-spec-row {
  background: rgba(15, 23, 42, 0.6);
  padding: 0.5rem 0.75rem;
  border-radius: 4px;
  border-left: 2px solid var(--accent-cyan);
  display: flex;
  justify-content: space-between;
}

.cad-spec-label {
  color: var(--text-faint);
}

.cad-spec-val {
  color: var(--text-main);
  font-weight: 700;
}

/* ==========================================================================
   TRANSITION ARCHITECTURE: AFFILIATE TELEMETRY TO 3PL FULFILLMENT
   ========================================================================== */
.section-roadmap {
  padding: 5rem 1.5rem;
  background: linear-gradient(180deg, transparent 0%, rgba(14, 22, 38, 0.6) 100%);
  border-top: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
}

.container-wide {
  max-width: 1280px;
  margin: 0 auto;
}

.section-header {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 3.5rem;
}

.section-tag {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--accent-cyan);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-bottom: 0.75rem;
  display: inline-block;
}

.section-title {
  font-size: clamp(1.8rem, 3.5vw, 2.75rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  color: #fff;
  margin-bottom: 1rem;
}

.section-subtitle {
  color: var(--text-muted);
  font-size: 1.05rem;
}

.roadmap-flow-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  position: relative;
}

.flow-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  position: relative;
  transition: transform 0.2s ease, border-color 0.2s ease;
}

.flow-card:hover {
  transform: translateY(-4px);
  border-color: var(--accent-cyan);
}

.flow-card.active-phase {
  border-color: var(--accent-cyan);
  box-shadow: 0 0 25px rgba(6, 182, 212, 0.15);
}

.flow-step-num {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 800;
  color: var(--accent-cyan);
  background: rgba(6, 182, 212, 0.12);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  margin-bottom: 1rem;
}

.flow-title {
  font-size: 1.15rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 0.5rem;
}

.flow-desc {
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.55;
  margin-bottom: 1.25rem;
}

.flow-metric-badge {
  margin-top: auto;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  padding: 0.4rem 0.65rem;
  border-radius: 4px;
  background: rgba(15, 23, 42, 0.8);
  border: 1px solid var(--border-subtle);
  color: var(--text-faint);
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.flow-metric-badge strong {
  color: var(--accent-amber);
}

/* ==========================================================================
   VERTICAL PRODUCT CATALOG & CROSS-REFERENCE MATRIX
   ========================================================================== */
.section-catalog {
  padding: 5.5rem 1.5rem;
  max-width: 1280px;
  margin: 0 auto;
}

.catalog-search-bar-wrap {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 0.75rem 1.25rem;
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 2rem;
  box-shadow: var(--shadow-subtle);
}

.search-icon {
  color: var(--accent-cyan);
  font-size: 1.2rem;
}

.catalog-search-input {
  background: transparent;
  border: none;
  outline: none;
  color: #fff;
  font-size: 1rem;
  width: 100%;
  font-family: var(--font-sans);
}

.catalog-search-input::placeholder {
  color: var(--text-faint);
}

.category-filter-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 2.5rem;
}

.filter-pill {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  color: var(--text-muted);
  padding: 0.5rem 1rem;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.15s ease;
}

.filter-pill:hover, .filter-pill.active {
  background: var(--bg-surface-elevated);
  border-color: var(--accent-cyan);
  color: #fff;
}

.catalog-cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(360px, 1fr));
  gap: 1.5rem;
}

.sku-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  transition: transform 0.2s ease, border-color 0.2s ease;
  position: relative;
}

.sku-card:hover {
  transform: translateY(-3px);
  border-color: rgba(6, 182, 212, 0.4);
}

.sku-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 1rem;
}

.sku-code-group {
  display: flex;
  flex-direction: column;
}

.sku-id {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 800;
  color: var(--accent-cyan);
}

.sku-name {
  font-size: 1.15rem;
  font-weight: 700;
  color: #fff;
  margin-top: 0.2rem;
}

.sku-status-badge {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 700;
  padding: 0.25rem 0.5rem;
  border-radius: 4px;
  text-transform: uppercase;
}

.status-fba {
  background: rgba(245, 158, 11, 0.15);
  color: var(--accent-amber);
  border: 1px solid rgba(245, 158, 11, 0.3);
}

.status-3pl {
  background: rgba(16, 185, 129, 0.15);
  color: var(--accent-emerald);
  border: 1px solid rgba(16, 185, 129, 0.3);
}

.status-hub {
  background: rgba(59, 130, 246, 0.15);
  color: #60a5fa;
  border: 1px solid rgba(59, 130, 246, 0.3);
}

.sku-specs-list {
  list-style: none;
  margin-bottom: 1.5rem;
  font-size: 0.85rem;
  color: var(--text-muted);
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.sku-specs-list li {
  display: flex;
  justify-content: space-between;
  padding-bottom: 0.35rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.sku-specs-list li span:last-child {
  font-family: var(--font-mono);
  font-weight: 600;
  color: var(--text-main);
}

.sku-card-actions {
  margin-top: auto;
  display: flex;
  gap: 0.75rem;
}

.btn-spec-sheet {
  flex: 1;
  background: var(--bg-surface-elevated);
  border: 1px solid var(--border-subtle);
  color: var(--text-main);
  padding: 0.65rem 1rem;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  font-weight: 600;
  text-align: center;
  transition: all 0.15s ease;
}

.btn-spec-sheet:hover {
  border-color: var(--accent-cyan);
  color: #fff;
}

.btn-buy-fba {
  flex: 1;
  background: linear-gradient(135deg, #0284c7 0%, #0369a1 100%);
  color: #fff;
  border: 1px solid rgba(56, 189, 248, 0.3);
  padding: 0.65rem 1rem;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  font-weight: 700;
  text-align: center;
  transition: all 0.15s ease;
}

.btn-buy-fba:hover {
  background: linear-gradient(135deg, #0ea5e9 0%, #0284c7 100%);
}

/* ==========================================================================
   SUPPLY HOUSE DISRUPTION CALCULATOR
   ========================================================================== */
.section-calculator {
  padding: 5rem 1.5rem;
  background: var(--bg-surface);
  border-top: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
}

.calc-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3.5rem;
  align-items: center;
}

.calc-control-group {
  margin-bottom: 1.75rem;
}

.calc-label-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.75rem;
}

.calc-label {
  font-size: 0.95rem;
  font-weight: 600;
  color: #fff;
}

.calc-output-badge {
  font-family: var(--font-mono);
  font-size: 0.95rem;
  font-weight: 800;
  color: var(--accent-cyan);
  background: rgba(6, 182, 212, 0.12);
  padding: 0.2rem 0.6rem;
  border-radius: 4px;
}

.calc-slider {
  width: 100%;
  height: 6px;
  background: var(--border-subtle);
  border-radius: 9999px;
  outline: none;
  -webkit-appearance: none;
}

.calc-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--accent-cyan);
  cursor: pointer;
  box-shadow: 0 0 10px var(--accent-cyan);
}

.calc-results-card {
  background: var(--bg-primary);
  border: 1px solid rgba(6, 182, 212, 0.35);
  border-radius: var(--radius-lg);
  padding: 2.25rem;
  box-shadow: 0 15px 40px rgba(0, 0, 0, 0.5);
  text-align: center;
  position: relative;
}

.calc-savings-label {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.calc-savings-num {
  font-family: var(--font-mono);
  font-size: clamp(2.5rem, 5vw, 3.8rem);
  font-weight: 800;
  color: var(--accent-emerald);
  margin: 0.5rem 0 1rem;
  line-height: 1;
}

.calc-breakdown-list {
  list-style: none;
  text-align: left;
  border-top: 1px solid var(--border-subtle);
  padding-top: 1.25rem;
  font-size: 0.85rem;
  color: var(--text-muted);
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.calc-breakdown-list li {
  display: flex;
  justify-content: space-between;
}

.calc-breakdown-list li strong {
  font-family: var(--font-mono);
  color: #fff;
}

/* ==========================================================================
   METALLURGY & INDUSTRIAL QUALITY STANDARDS
   ========================================================================== */
.section-standards {
  padding: 5.5rem 1.5rem;
  max-width: 1280px;
  margin: 0 auto;
}

.standards-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.75rem;
}

.standard-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 2rem;
  display: flex;
  flex-direction: column;
}

.standard-icon {
  font-size: 2rem;
  margin-bottom: 1.25rem;
}

.standard-title {
  font-size: 1.2rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 0.75rem;
}

.standard-desc {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.6;
}

/* ==========================================================================
   CONTRACTOR WAITLIST & PORTAL FORM
   ========================================================================== */
.section-b2b {
  padding: 5rem 1.5rem;
  background: radial-gradient(circle at center, rgba(6, 182, 212, 0.08) 0%, transparent 60%);
  border-top: 1px solid var(--border-subtle);
}

.b2b-box {
  max-width: 800px;
  margin: 0 auto;
  background: var(--bg-surface);
  border: 1px solid rgba(6, 182, 212, 0.3);
  border-radius: var(--radius-xl);
  padding: 3rem 2.5rem;
  box-shadow: var(--shadow-card);
}

.b2b-form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
  margin-top: 2rem;
}

.form-full {
  grid-column: span 2;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.form-group label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-muted);
}

.form-input, .form-select {
  background: var(--bg-primary);
  border: 1px solid var(--border-subtle);
  color: #fff;
  padding: 0.75rem 1rem;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  outline: none;
  transition: border-color 0.15s ease;
  font-family: var(--font-sans);
}

.form-input:focus, .form-select:focus {
  border-color: var(--accent-cyan);
}

/* ==========================================================================
   FOOTER
   ========================================================================== */
.site-footer {
  background: #04070d;
  border-top: 1px solid var(--border-subtle);
  padding: 4.5rem 1.5rem 2.5rem;
  margin-top: auto;
}

.footer-container {
  max-width: 1280px;
  margin: 0 auto;
}

.footer-top-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 3.5rem;
}

.footer-brand-desc {
  color: var(--text-muted);
  font-size: 0.9rem;
  line-height: 1.6;
  margin-top: 1rem;
  max-width: 360px;
}

.footer-col-title {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 700;
  color: #fff;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 1.25rem;
}

.footer-nav-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  font-size: 0.88rem;
  color: var(--text-muted);
}

.footer-nav-list a:hover {
  color: var(--accent-cyan);
}

.footer-bottom {
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.8rem;
  color: var(--text-faint);
  flex-wrap: wrap;
  gap: 1rem;
}

.footer-disclosure {
  background: rgba(14, 22, 38, 0.8);
  border: 1px solid var(--border-subtle);
  padding: 0.85rem 1.25rem;
  border-radius: var(--radius-sm);
  font-size: 0.78rem;
  color: var(--text-faint);
  margin-bottom: 2rem;
  line-height: 1.5;
}

/* Responsive */
@media (max-width: 1024px) {
  .hero-grid, .calc-grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }
  .roadmap-flow-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .standards-grid {
    grid-template-columns: 1fr;
  }
  .footer-top-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 640px) {
  .nav-links {
    display: none;
  }
  .roadmap-flow-grid {
    grid-template-columns: 1fr;
  }
  .b2b-form-grid {
    grid-template-columns: 1fr;
  }
  .form-full {
    grid-column: span 1;
  }
  .catalog-cards-grid {
    grid-template-columns: 1fr;
  }
  .footer-top-grid {
    grid-template-columns: 1fr;
  }
}