/* ==========================================================================
   HostelBites — Tech Editorial Universal Design System
   Specification: Superdesign Tech Editorial Tokens & Layout
   ========================================================================== */

:root {
  --bg-color: #f7f6f2;
  --fg-color: #1c1c1c;
  --accent-color: #3d7068;
  --accent-hover: #2f5953;
  --accent-light: rgba(61, 112, 104, 0.08);
  --border-color: #e5e4de;
  --muted-text: #8c8b85;
  --blue-scan: #3b82f6;

  --font-serif: 'Playfair Display', Georgia, serif;
  --font-sans: 'Space Grotesk', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'Space Mono', monospace;

  --ease-editorial: cubic-bezier(0.16, 1, 0.3, 1);
  --transition-speed: 700ms;
}

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

html {
  background-color: var(--bg-color);
  color: var(--fg-color);
  font-family: var(--font-sans);
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
}

body {
  position: relative;
  min-height: 100vh;
  overflow-x: hidden;
  background-color: var(--bg-color);
}

/* ==========================================================================
   Structural 4-Column Grid & Technical Backdrop
   ========================================================================== */
.fixed-grid-backdrop {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
}

.grid-line {
  position: absolute;
  top: 0;
  bottom: 0;
  width: 1px;
  background-color: var(--border-color);
}
.line-25 { left: 25%; }
.line-50 { left: 50%; }
.line-75 { left: 75%; }

.radial-grid-pattern {
  position: absolute;
  inset: 0;
  background-image: 
    linear-gradient(to right, var(--border-color) 1px, transparent 1px),
    linear-gradient(to bottom, var(--border-color) 1px, transparent 1px);
  background-size: 40px 40px;
  mask-image: radial-gradient(circle at 50% 30%, rgba(0, 0, 0, 0.35) 0%, rgba(0, 0, 0, 0) 80%);
  -webkit-mask-image: radial-gradient(circle at 50% 30%, rgba(0, 0, 0, 0.35) 0%, rgba(0, 0, 0, 0) 80%);
}

.page-container {
  position: relative;
  z-index: 1;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 32px;
}

/* ==========================================================================
   Editorial Navigation (Sticky Glassmorphic Transition past 20px)
   ========================================================================== */
.editorial-nav {
  position: sticky;
  top: 0;
  z-index: 100;
  padding: 24px 0;
  transition: all var(--transition-speed) var(--ease-editorial);
  background: transparent;
}

.editorial-nav.scrolled {
  padding: 16px 0;
  background: rgba(247, 246, 242, 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-color);
}

.nav-container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 32px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: var(--fg-color);
}

.brand-logo {
  font-family: var(--font-serif);
  font-size: 20px;
  letter-spacing: -0.02em;
  font-weight: 600;
}

.brand-bar {
  display: inline-block;
  height: 1px;
  background-color: var(--fg-color);
}
.bar-left { width: 24px; }
.bar-right { width: 32px; }

.nav-links {
  display: flex;
  align-items: center;
  gap: 24px;
}

.nav-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.25em;
  color: var(--fg-color);
  text-decoration: none;
  padding: 4px 0;
  transition: color var(--transition-speed) var(--ease-editorial);
  position: relative;
}

.nav-link:hover {
  color: var(--accent-color);
}

.nav-link.active {
  color: var(--accent-color);
  border-bottom: 1px solid var(--accent-color);
  font-weight: 700;
}

.current-pill {
  font-family: var(--font-mono);
  font-size: 8px;
  letter-spacing: 0.1em;
  background-color: var(--accent-color);
  color: #ffffff;
  padding: 1px 4px;
  border-radius: 2px;
}

.nav-status {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 5px 12px;
  border: 1px solid var(--border-color);
  border-radius: 2px;
  background-color: #ffffff;
}

.status-mono {
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.2em;
  color: var(--accent-color);
  font-weight: 700;
}

.pulse-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: #22c55e;
  box-shadow: 0 0 0 0 rgba(34, 197, 94, 0.7);
  animation: pulseGreen 2s infinite var(--ease-editorial);
}

@keyframes pulseGreen {
  0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(34, 197, 94, 0.7); }
  70% { transform: scale(1); box-shadow: 0 0 0 6px rgba(34, 197, 94, 0); }
  100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(34, 197, 94, 0); }
}

/* ==========================================================================
   Editorial Buttons (0.25em -> 0.4em Tracking Transition)
   Strictly max 2px border radius
   ========================================================================== */
.btn-primary {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 16px 28px;
  background-color: var(--accent-color);
  color: #ffffff;
  border: 1px solid var(--accent-color);
  border-radius: 2px;
  text-decoration: none;
  overflow: hidden;
  cursor: pointer;
  transition: all var(--transition-speed) var(--ease-editorial);
}

.btn-primary .btn-text {
  position: relative;
  z-index: 2;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  font-weight: 700;
  transition: letter-spacing var(--transition-speed) var(--ease-editorial);
}

.btn-primary .btn-overlay {
  position: absolute;
  inset: 0;
  background-color: rgba(255, 255, 255, 0.2);
  transform: translateY(100%);
  transition: transform var(--transition-speed) var(--ease-editorial);
}

.btn-primary:hover .btn-text {
  letter-spacing: 0.4em;
}

.btn-primary:hover .btn-overlay {
  transform: translateY(0);
}

.btn-primary:hover {
  background-color: var(--accent-hover);
}

.btn-primary.full-width {
  width: 100%;
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  padding: 16px 28px;
  background-color: transparent;
  color: var(--fg-color);
  border: 1px solid var(--border-color);
  border-radius: 2px;
  text-decoration: none;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  transition: all var(--transition-speed) var(--ease-editorial);
}

.btn-secondary:hover {
  background-color: #ffffff;
  border-color: var(--fg-color);
  letter-spacing: 0.35em;
}

.btn-micro {
  padding: 8px 14px;
  background: transparent;
  border: 1px solid var(--border-color);
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  cursor: pointer;
  border-radius: 2px;
  transition: all var(--transition-speed) var(--ease-editorial);
  color: var(--fg-color);
}

.btn-micro:hover {
  background: var(--fg-color);
  color: #ffffff;
  letter-spacing: 0.3em;
}

/* ==========================================================================
   Page Headers & Hero Sections
   ========================================================================== */
.hero-section {
  padding: 80px 0 60px;
  text-align: center;
  border-bottom: 1px solid var(--border-color);
}

.hero-badge {
  display: inline-block;
  margin-bottom: 24px;
}

.mono-badge {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.25em;
  color: var(--muted-text);
  text-transform: uppercase;
}

.hero-title {
  font-family: var(--font-serif);
  font-size: clamp(3.2rem, 9vw, 6.8rem);
  font-weight: 400;
  line-height: 1.05;
  letter-spacing: -0.03em;
  margin-bottom: 24px;
  text-transform: uppercase;
}

.italic-accent {
  font-style: italic;
  color: #a3a29d;
  font-weight: 300;
}

.hero-subtitle {
  max-width: 680px;
  margin: 0 auto 40px;
  font-size: 16px;
  line-height: 1.6;
  color: #55544f;
  font-weight: 400;
}

.hero-actions {
  display: flex;
  justify-content: center;
  gap: 16px;
}

/* ==========================================================================
   Section Headers & Labels
   ========================================================================== */
.section-label-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 36px;
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 12px;
}

.mono-section-tag {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.25em;
  color: var(--accent-color);
}

.mono-meta {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.2em;
  color: var(--muted-text);
}

.mono-label {
  display: block;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.2em;
  color: var(--muted-text);
  margin-bottom: 8px;
  text-transform: uppercase;
}

.mono-data {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--fg-color);
}

/* ==========================================================================
   Statistics Grid (3-Column)
   ========================================================================== */
.stats-section {
  border-bottom: 1px solid var(--border-color);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
}

.stat-cell {
  padding: 48px 36px;
  border-right: 1px solid var(--border-color);
  transition: background-color var(--transition-speed) var(--ease-editorial);
}

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

.stat-cell:hover {
  background-color: #ffffff;
}

.stat-icon-box {
  width: 44px;
  height: 44px;
  border: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--muted-text);
  margin-bottom: 24px;
}

.stat-number {
  font-family: var(--font-serif);
  font-size: 44px;
  font-weight: 400;
  line-height: 1;
  margin-bottom: 12px;
}

.stat-label {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.25em;
  color: var(--accent-color);
  margin-bottom: 8px;
}

.stat-desc {
  font-size: 13px;
  color: #66655f;
  line-height: 1.5;
}

/* ==========================================================================
   Scroll Word-Reveal Section
   ========================================================================== */
.reveal-section {
  padding: 80px 0;
  border-bottom: 1px solid var(--border-color);
}

.reveal-paragraph {
  font-family: var(--font-serif);
  font-size: clamp(2rem, 3.4vw, 3.2rem);
  line-height: 1.35;
  color: var(--fg-color);
  letter-spacing: -0.01em;
}

.reveal-word {
  opacity: 0.15;
  transition: opacity 0.4s var(--ease-editorial);
}

.reveal-word.active {
  opacity: 1.0;
}

/* ==========================================================================
   01 // AUDIT ENGINE STYLES (Minimal underline-only inputs & Scanline)
   ========================================================================== */
.audit-section {
  padding: 60px 0 80px;
  border-bottom: 1px solid var(--border-color);
}

.audit-grid {
  display: grid;
  grid-template-columns: 1.3fr 0.9fr;
  gap: 48px;
}

.step-header {
  margin-bottom: 32px;
}

.step-num {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--accent-color);
  letter-spacing: 0.2em;
}

.step-title {
  font-family: var(--font-serif);
  font-size: 28px;
  font-weight: 400;
  margin-top: 4px;
}

.editorial-form .form-row {
  display: flex;
  gap: 20px;
  margin-bottom: 24px;
}

.editorial-form .three-col .form-group { flex: 1; }
.editorial-form .two-col .form-group { flex: 1; }
.editorial-form .flex-2 { flex: 2; }
.editorial-form .flex-1 { flex: 1; }

.clean-input {
  width: 100%;
  padding: 12px 0;
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--border-color);
  border-radius: 0;
  font-family: var(--font-sans);
  font-size: 15px;
  color: var(--fg-color);
  outline: none;
  transition: border-color var(--transition-speed) var(--ease-editorial);
}

.clean-input:focus {
  border-bottom-color: var(--accent-color);
}

.toggle-group {
  display: flex;
  gap: 8px;
}

.toggle-pill {
  flex: 1;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 10px 8px;
  border: 1px solid var(--border-color);
  border-radius: 2px;
  cursor: pointer;
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.15em;
  color: var(--muted-text);
  transition: all var(--transition-speed) var(--ease-editorial);
}

.toggle-pill input {
  position: absolute;
  opacity: 0;
}

.toggle-pill:has(input:checked) {
  border-color: var(--accent-color);
  background-color: var(--accent-light);
  color: var(--accent-color);
  font-weight: 700;
}

/* Telemetry Card & Scan-Line Progress Bar */
.telemetry-card {
  border: 1px solid var(--border-color);
  background-color: #ffffff;
  padding: 28px;
  border-radius: 2px;
}

.telemetry-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
}

.telemetry-tag {
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.2em;
  padding: 4px 8px;
  border: 1px solid var(--border-color);
  border-radius: 2px;
}

.scanline-container {
  position: relative;
  height: 2px;
  background-color: var(--border-color);
  overflow: hidden;
  margin-bottom: 24px;
}

.scanline-bar {
  position: absolute;
  top: 0;
  left: 0;
  height: 100%;
  width: 40%;
  background-color: var(--blue-scan);
  transform: translateX(-100%);
}

.scanline-bar.active {
  animation: scanSlide 1.8s infinite cubic-bezier(0.8, 0, 0.2, 1);
}

@keyframes scanSlide {
  0% { transform: translateX(-100%); }
  100% { transform: translateX(350%); }
}

.ghost-code-frame {
  padding: 24px;
  background-color: #faf9f6;
  border: 1px dashed var(--border-color);
}

.mono-console {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--muted-text);
  margin-bottom: 6px;
}

.metric-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-bottom: 20px;
}

.metric-block .serif-metric {
  font-family: var(--font-serif);
  font-size: 32px;
  font-weight: 400;
  color: var(--fg-color);
}

.risk-pill {
  display: inline-block;
  padding: 6px 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  border-radius: 2px;
  text-transform: uppercase;
}
.risk-pill.critical { background: #fee2e2; color: #991b1b; }
.risk-pill.high { background: #ffedd5; color: #9a3412; }
.risk-pill.moderate { background: #fef9c3; color: #854d0e; }
.risk-pill.safe { background: #dcfce7; color: #166534; }

/* TabPFN Posterior Probabilities & Anomaly Detection */
.anomaly-warning {
  background-color: #fee2e2;
  border: 1px solid #ef4444;
  color: #991b1b;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.15em;
  padding: 8px 12px;
  margin-bottom: 16px;
  border-radius: 2px;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 8px;
}

.prob-distribution-container {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin: 14px 0 18px;
  background-color: #faf9f6;
  border: 1px solid var(--border-color);
  padding: 14px 16px;
  border-radius: 2px;
}

.prob-row {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.prob-label-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.prob-track {
  height: 4px;
  background-color: var(--border-color);
  width: 100%;
  overflow: hidden;
  border-radius: 2px;
}

.prob-fill {
  height: 100%;
  transition: width 0.8s var(--ease-editorial);
}

.prob-fill.safe { background-color: #22c55e; }
.prob-fill.moderate { background-color: #f59e0b; }
.prob-fill.high { background-color: #ea580c; }
.prob-fill.critical { background-color: #dc2626; }

.diagnostic-divider {
  height: 1px;
  background-color: var(--border-color);
  margin: 18px 0;
}

.telemetry-details .detail-line {
  display: flex;
  justify-content: space-between;
  margin-bottom: 10px;
}

/* Quick Jump Links to Other Sub-pages */
.audit-navigation-actions {
  margin-top: 24px;
  display: flex;
  gap: 12px;
}

/* ==========================================================================
   02 // ARCHITECTURE WORKFLOW & SPEC STYLES
   ========================================================================== */
.arch-grid {
  display: grid;
  grid-template-columns: 1.25fr 1fr;
  gap: 48px;
  align-items: start;
  margin-bottom: 60px;
}

.workflow-steps-list {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.workflow-step-item {
  border: 1px solid var(--border-color);
  background-color: #ffffff;
  padding: 24px;
  border-radius: 2px;
  cursor: pointer;
  transition: opacity var(--transition-speed) var(--ease-editorial),
              border-color var(--transition-speed) var(--ease-editorial);
}

.workflow-step-item.dimmed {
  opacity: 0.35;
}

.workflow-step-item.active-step {
  opacity: 1.0;
  border-color: var(--accent-color);
  box-shadow: inset 2px 0 0 var(--accent-color);
}

.step-num-badge {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--accent-color);
  letter-spacing: 0.2em;
  margin-bottom: 4px;
}

.step-heading {
  font-family: var(--font-serif);
  font-size: 20px;
  font-weight: 600;
  margin-bottom: 8px;
}

.step-summary {
  font-size: 13px;
  color: #55544f;
  line-height: 1.5;
}

.step-tech-specs {
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px dashed var(--border-color);
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}

.spec-mini-box {
  background-color: #faf9f6;
  padding: 10px 12px;
  border: 1px solid var(--border-color);
}

.spec-title {
  font-family: var(--font-mono);
  font-size: 9px;
  color: var(--muted-text);
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.spec-val {
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  color: var(--accent-color);
  margin-top: 2px;
}

/* Sticky Architecture Flow Diagram */
.sticky-diagram-wrapper {
  position: sticky;
  top: 90px;
  border: 1px solid var(--border-color);
  background-color: #ffffff;
  padding: 28px;
  border-radius: 2px;
}

.diagram-header {
  margin-bottom: 20px;
}

.diagram-title {
  font-family: var(--font-serif);
  font-size: 20px;
  margin-top: 4px;
}

.flow-diagram-container {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.flow-node {
  border: 1px solid var(--border-color);
  background-color: #faf9f6;
  padding: 14px 16px;
  border-radius: 2px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: all var(--transition-speed) var(--ease-editorial);
}

.flow-node.highlighted {
  border-color: var(--accent-color);
  background-color: var(--accent-light);
}

.flow-node-title {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.15em;
}

.flow-node-desc {
  font-size: 11px;
  color: var(--muted-text);
}

.flow-arrow-down {
  text-align: center;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--muted-text);
  line-height: 1;
}

/* ==========================================================================
   03 // WHATSAPP DISPATCH LAB & PHONE BEZEL FRAME
   ========================================================================== */
.dispatch-lab-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 48px;
  align-items: start;
  margin-bottom: 80px;
}

.audience-selector-row {
  margin-bottom: 24px;
}

.audience-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 8px;
}

.btn-audience-pill {
  padding: 8px 14px;
  background-color: #ffffff;
  border: 1px solid var(--border-color);
  border-radius: 2px;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.15em;
  cursor: pointer;
  color: var(--fg-color);
  transition: all var(--transition-speed) var(--ease-editorial);
}

.btn-audience-pill:hover {
  border-color: var(--accent-color);
}

.btn-audience-pill.selected {
  background-color: var(--accent-color);
  color: #ffffff;
  border-color: var(--accent-color);
  font-weight: 700;
}

/* Phone Bezel Frame */
.phone-bezel {
  width: 100%;
  max-width: 380px;
  margin: 0 auto;
  border: 1px solid #1c1c1c;
  background-color: #0c1317;
  border-radius: 2px;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.08);
  overflow: hidden;
}

.phone-speaker-bar {
  background-color: #111b21;
  padding: 8px 16px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid #202c33;
}

.wa-status-pill {
  font-family: var(--font-mono);
  font-size: 9px;
  color: #25d366;
  letter-spacing: 0.15em;
}

.phone-screen {
  padding: 16px;
  background-color: #0b141a;
  background-image: radial-gradient(rgba(255, 255, 255, 0.04) 1px, transparent 1px);
  background-size: 16px 16px;
  min-height: 400px;
}

.wa-bubble {
  background-color: #005c4b;
  color: #e9edef;
  padding: 14px 16px;
  border-radius: 2px;
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.6;
  white-space: pre-wrap;
  word-break: break-word;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.2);
}

.wa-time-stamp {
  display: block;
  text-align: right;
  font-size: 9px;
  color: #8696a0;
  margin-top: 8px;
}

/* Combo Builder Cards */
.combos-container {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-top: 16px;
}

.combo-card {
  padding: 24px;
  border: 1px solid var(--border-color);
  background-color: #ffffff;
  border-radius: 2px;
  transition: border-color var(--transition-speed) var(--ease-editorial);
}

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

.combo-header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 8px;
}

.combo-name {
  font-family: var(--font-serif);
  font-size: 18px;
  font-weight: 600;
}

.combo-savings {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--accent-color);
  letter-spacing: 0.15em;
}

.combo-items {
  font-size: 13px;
  color: #55544f;
  margin-bottom: 16px;
}

.combo-pricing {
  display: flex;
  align-items: baseline;
  gap: 12px;
}

.flash-price {
  font-family: var(--font-serif);
  font-size: 24px;
  font-weight: 600;
  color: var(--fg-color);
}

.original-price {
  font-family: var(--font-mono);
  font-size: 12px;
  text-decoration: line-through;
  color: var(--muted-text);
}

/* ==========================================================================
   04 // KITCHEN AUDIO DISPATCH & CANVAS VISUALIZER
   ========================================================================== */
.audio-hub-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: start;
  margin-bottom: 80px;
}

.audio-console-card {
  border: 1px solid var(--border-color);
  background-color: #ffffff;
  padding: 32px;
  border-radius: 2px;
}

.canvas-visualizer-container {
  position: relative;
  height: 120px;
  background-color: #faf9f6;
  border: 1px solid var(--border-color);
  margin-bottom: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
}

#waveformCanvas {
  width: 100%;
  height: 100%;
  display: block;
}

.visualizer-overlay-text {
  position: absolute;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.25em;
  color: var(--muted-text);
  pointer-events: none;
}

.audio-settings-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 0;
  border-top: 1px solid var(--border-color);
  border-bottom: 1px solid var(--border-color);
  margin-bottom: 24px;
}

.speed-toggles-group {
  display: flex;
  gap: 8px;
}

.btn-speed {
  padding: 4px 10px;
  border: 1px solid var(--border-color);
  background: transparent;
  font-family: var(--font-mono);
  font-size: 10px;
  cursor: pointer;
  border-radius: 2px;
  transition: all var(--transition-speed) var(--ease-editorial);
}

.btn-speed.active {
  background-color: var(--accent-color);
  color: #ffffff;
  border-color: var(--accent-color);
}

/* Bilingual Scripts Card */
.scripts-container-card {
  border: 1px solid var(--border-color);
  background-color: #ffffff;
  padding: 32px;
  border-radius: 2px;
}

.script-tabs {
  display: flex;
  gap: 8px;
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 12px;
  margin-bottom: 20px;
}

.btn-script-tab {
  padding: 6px 14px;
  border: 1px solid var(--border-color);
  background: transparent;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.15em;
  cursor: pointer;
  border-radius: 2px;
  transition: all var(--transition-speed) var(--ease-editorial);
}

.btn-script-tab.active {
  background-color: var(--fg-color);
  color: #ffffff;
  border-color: var(--fg-color);
}

.script-display-body {
  padding: 20px;
  background-color: #faf9f6;
  border: 1px dashed var(--border-color);
  min-height: 180px;
}

.script-text-para {
  font-family: var(--font-serif);
  font-size: 18px;
  line-height: 1.6;
  color: var(--fg-color);
}

.script-sub-notes {
  margin-top: 16px;
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--muted-text);
  letter-spacing: 0.15em;
}

/* ==========================================================================
   4-Column Structured Editorial Footer
   Dividers: 1px solid #e5e4de
   ========================================================================== */
.editorial-footer {
  background-color: var(--bg-color);
  border-top: 1px solid var(--border-color);
  padding: 60px 0 40px;
  position: relative;
  z-index: 2;
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 40px;
  margin-bottom: 24px;
}

.footer-col {
  border-right: 1px solid var(--border-color);
  padding-right: 28px;
}

.footer-col:last-child {
  border-right: none;
  padding-right: 0;
}

.footer-brand-title {
  font-family: var(--font-serif);
  font-size: 24px;
  font-weight: 600;
  letter-spacing: -0.02em;
  margin-bottom: 12px;
}

.footer-tagline {
  font-size: 13px;
  line-height: 1.6;
  color: #55544f;
  margin-bottom: 20px;
}

.footer-clock-box {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  background-color: #ffffff;
  border: 1px solid var(--border-color);
  border-radius: 2px;
}

.clock-indicator {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: var(--accent-color);
}

.footer-clock-text {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.15em;
  color: var(--accent-color);
  font-weight: 700;
}

.footer-heading {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--muted-text);
  margin-bottom: 16px;
}

.footer-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-item {
  font-size: 12px;
  color: #55544f;
  display: flex;
  align-items: center;
  gap: 6px;
}

.footer-item strong {
  color: var(--fg-color);
  font-family: var(--font-sans);
}

.footer-badge-tag {
  display: inline-block;
  padding: 4px 8px;
  background-color: var(--accent-light);
  border: 1px solid var(--accent-color);
  color: var(--accent-color);
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.15em;
  border-radius: 2px;
  margin-bottom: 12px;
}

.footer-license-note {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--muted-text);
  line-height: 1.6;
}

.footer-bottom-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--muted-text);
  letter-spacing: 0.15em;
}

.hidden {
  display: none !important;
}

/* ==========================================================================
   Responsive Breakpoints
   ========================================================================== */
@media (max-width: 1024px) {
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .footer-col:nth-child(2) {
    border-right: none;
  }
  .arch-grid, .dispatch-lab-grid, .audio-hub-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .audit-grid, .stats-grid, .footer-grid {
    grid-template-columns: 1fr;
  }
  .stat-cell, .footer-col {
    border-right: none;
    border-bottom: 1px solid var(--border-color);
    padding: 24px 0;
  }
  .nav-links {
    display: none;
  }
  .hero-title {
    font-size: 3.2rem;
  }
}