/* Custom CSS Design System for llm-fw Landing Page */

/* Base Design Tokens */
:root {
  --color-bg: #07070a;
  --color-surface: #0e0e13;
  --color-surface-card: #13131a;
  --color-surface-hover: #1b1b24;
  --color-border: rgba(255, 255, 255, 0.07);
  --color-border-glow: rgba(0, 245, 255, 0.15);
  
  /* Accent Colors */
  --color-primary: #00f5ff; /* Vibrant Teal/Cyan */
  --color-primary-hover: #00d8e2;
  --color-primary-glow: rgba(0, 245, 255, 0.25);
  
  /* System Badges */
  --color-safe: #10b981; /* Emerald */
  --color-blocked: #f43f5e; /* Rose/Crimson */
  --color-warn: #fbbf24; /* Amber */
  --color-text-dim: #94a3b8; /* Cool Gray */
  --color-text-bright: #f1f5f9; /* Near White */
  
  /* Font Family Stacks */
  --font-sans: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  
  /* Radius & Shadows */
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.5);
  --shadow-lg: 0 10px 30px rgba(0, 0, 0, 0.7);
  
  /* Animation */
  --transition-fast: 0.15s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  
  /* Layout constraints */
  --header-height: 72px;
}

/* Global Reset & Preflight */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html, body {
  background-color: var(--color-bg);
  color: var(--color-text-dim);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  min-height: 100dvh;
  overflow-x: hidden;
}

h1, h2, h3, h4 {
  color: var(--color-text-bright);
  font-weight: 700;
  line-height: 1.15;
}

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

/* Header & Navigation */
.header-root {
  height: var(--header-height);
  width: 100%;
  position: fixed;
  top: 0;
  left: 0;
  z-index: 100;
  border-bottom: 1px solid var(--color-border);
  background-color: rgba(7, 7, 10, 0.8);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  transition: background-color var(--transition-normal);
}

.header-container {
  max-width: 1280px;
  height: 100%;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo-link {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 800;
  font-size: 1.25rem;
  letter-spacing: -0.02em;
}

.logo-icon {
  font-family: var(--font-mono);
  color: var(--color-primary);
}

.logo-text {
  color: var(--color-text-bright);
}

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

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav-item {
  font-size: 0.875rem;
  font-weight: 500;
}

.nav-item:hover {
  color: var(--color-primary);
}

.header-actions {
  display: flex;
  align-items: center;
}

/* Button & CTA Utilities */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 20px;
  font-size: 0.875rem;
  font-weight: 600;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  cursor: pointer;
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.btn:active {
  transform: scale(0.97);
}

.btn-primary {
  background-color: var(--color-primary);
  color: #07070a;
}

.btn-primary:hover {
  background-color: var(--color-primary-hover);
  box-shadow: 0 0 15px var(--color-primary-glow);
}

.btn-secondary {
  background-color: transparent;
  color: var(--color-text-bright);
  border-color: var(--color-border);
}

.btn-secondary:hover {
  border-color: var(--color-primary);
  background-color: rgba(255, 255, 255, 0.03);
}

.cta-button {
  padding: 8px 16px;
  font-size: 0.8125rem;
  font-weight: 600;
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
}

.primary-cta {
  background-color: var(--color-text-bright);
  color: var(--color-bg);
}

.primary-cta:hover {
  background-color: var(--color-primary);
  color: var(--color-bg);
  box-shadow: 0 0 10px var(--color-primary-glow);
}

/* Hero Section */
.hero-section {
  padding-top: calc(var(--header-height) + 40px); /* Padding top cap limit pt-24 ≈ 96px relative to header */
  padding-bottom: 64px;
  min-height: 90dvh;
  display: flex;
  align-items: center;
}

.hero-container {
  max-width: 1280px;
  width: 100%;
  margin: 0 auto;
  padding: 0 24px;
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 48px;
  align-items: center;
}

.hero-content {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.hero-title {
  font-size: clamp(2.5rem, 4vw, 3.75rem);
  letter-spacing: -0.03em;
  margin-bottom: 16px;
  background: linear-gradient(135deg, var(--color-text-bright) 40%, rgba(255, 255, 255, 0.6) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-subtitle {
  font-size: 1.125rem;
  line-height: 1.6;
  max-width: 480px;
  margin-bottom: 32px;
  color: var(--color-text-dim);
}

.hero-actions {
  display: flex;
  gap: 16px;
  width: 100%;
}

/* Hero Visual Styling */
.hero-visual-container {
  display: flex;
  justify-content: center;
  align-items: center;
  position: relative;
  width: 100%;
}

.hero-frame {
  max-width: 540px;
}

.frame-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(circle at top right, rgba(0, 245, 255, 0.05) 0%, rgba(0, 0, 0, 0) 70%);
  pointer-events: none;
}

/* Logo Wall Section */
.logo-wall-section {
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  background-color: rgba(0, 0, 0, 0.15);
  padding: 24px 0;
}

.logo-wall-container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 24px;
}

.logo-grid {
  display: flex;
  justify-content: space-around;
  align-items: center;
  flex-wrap: wrap;
  gap: 32px;
}

.logo-svg {
  height: 24px;
  color: rgba(255, 255, 255, 0.35);
  transition: color var(--transition-fast);
}

.logo-svg:hover {
  color: rgba(255, 255, 255, 0.7);
}

.stats-row {
  display: flex;
  justify-content: space-around;
  align-items: flex-start;
  flex-wrap: wrap;
  gap: 32px;
  margin-top: 32px;
  padding-top: 32px;
  border-top: 1px solid var(--color-border);
}

.stat-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  max-width: 220px;
}

.stat-number {
  font-family: var(--font-mono);
  font-size: clamp(1.75rem, 2.5vw, 2.25rem);
  font-weight: 600;
  color: var(--color-primary);
  letter-spacing: -0.02em;
}

.stat-label {
  font-size: 0.8125rem;
  color: var(--color-text-dim);
  line-height: 1.5;
  margin-top: 4px;
}

.stats-caption {
  text-align: center;
  font-size: 0.75rem;
  color: var(--color-text-dim);
  margin-top: 16px;
}

.stats-caption a {
  color: var(--color-text-dim);
  text-decoration: underline;
  text-underline-offset: 2px;
}

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

/* Sections Base Layout */
.section-container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 80px 24px;
}

.eyebrow {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--color-primary);
  margin-bottom: 12px;
  display: block;
}

.section-title {
  font-size: clamp(1.75rem, 3vw, 2.25rem);
  margin-bottom: 16px;
  letter-spacing: -0.02em;
}

.section-description {
  font-size: 1rem;
  max-width: 600px;
  margin-bottom: 48px;
}

/* Pipeline Grid (Layout Family B) */
.pipeline-section {
  background-color: rgba(0,0,0,0.1);
  border-bottom: 1px solid var(--color-border);
}

.pipeline-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.pipeline-card {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 32px;
  position: relative;
  transition: transform var(--transition-normal), border-color var(--transition-normal);
}

.pipeline-card:hover {
  transform: translateY(-4px);
  border-color: rgba(255, 255, 255, 0.15);
}

.stage-number {
  font-family: var(--font-mono);
  font-size: 3rem;
  font-weight: 800;
  line-height: 1;
  color: rgba(255, 255, 255, 0.03);
  position: absolute;
  top: 16px;
  right: 24px;
}

.pipeline-card .card-title {
  font-size: 1.25rem;
  margin-bottom: 12px;
  color: var(--color-text-bright);
}

.stage-badge {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: 4px;
  margin-bottom: 20px;
}

.stage-badge.speed {
  background-color: rgba(0, 245, 255, 0.1);
  color: var(--color-primary);
  border: 1px solid rgba(0, 245, 255, 0.2);
}

.stage-badge.mode {
  background-color: rgba(251, 191, 36, 0.1);
  color: var(--color-warn);
  border: 1px solid rgba(251, 191, 36, 0.2);
}

.pipeline-card .card-text {
  font-size: 0.875rem;
  line-height: 1.6;
}

/* Bento Grid Section (Layout Family C) */
.bento-section {
  border-bottom: 1px solid var(--color-border);
}

.bento-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  grid-template-rows: auto auto;
  gap: 20px;
}

.bento-card {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 32px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-height: 280px;
  min-width: 0;
  transition: all var(--transition-normal);
}

.bento-card:hover {
  border-color: rgba(255, 255, 255, 0.15);
}

.border-glow:hover {
  border-color: var(--color-primary-glow);
  box-shadow: 0 0 20px rgba(0, 245, 255, 0.05);
}

#bento-dlp {
  grid-column: 1 / 2;
  grid-row: 1 / 2;
}

#bento-dos {
  grid-column: 2 / 3;
  grid-row: 1 / 3;
  background: radial-gradient(circle at top right, rgba(0, 245, 255, 0.03) 0%, rgba(0, 0, 0, 0) 60%), var(--color-surface-card);
}

#bento-rag {
  grid-column: 1 / 2;
  grid-row: 2 / 3;
}

.card-icon {
  color: var(--color-primary);
  margin-bottom: 16px;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: rgba(0, 245, 255, 0.05);
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border-glow);
}

.bento-card .card-title {
  font-size: 1.25rem;
  margin-bottom: 8px;
}

.bento-card .card-text {
  font-size: 0.875rem;
  max-width: 500px;
  line-height: 1.6;
}

.card-visual {
  margin-top: 16px;
  background-color: rgba(0,0,0,0.3);
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border);
  padding: 12px;
  font-family: var(--font-mono);
  font-size: 0.8125rem;
}

/* The redacted sample is a long unbreakable token. Without wrapping it sets a
   floor on the card's width and pushes the whole page sideways on a phone. */
.dlp-sim {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  min-width: 0;
  overflow-wrap: anywhere;
}

.dlp-label {
  color: var(--color-text-bright);
}

.dlp-redacted {
  color: var(--color-blocked);
  background-color: rgba(244, 63, 94, 0.1);
  padding: 2px 6px;
  border-radius: 4px;
  font-weight: 600;
}

/* Pricing Grid (Layout Family D) */
.pricing-section {
  background-color: rgba(0,0,0,0.15);
  border-bottom: 1px solid var(--color-border);
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
  max-width: 900px;
  margin: 0 auto;
}

.pricing-card {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 48px 32px;
  display: flex;
  flex-direction: column;
  transition: all var(--transition-normal);
}

.pricing-card:hover {
  border-color: rgba(255, 255, 255, 0.15);
}

.pricing-card.featured {
  background-color: var(--color-surface-card);
  border-color: var(--color-primary-glow);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.5);
  position: relative;
}

.pricing-card.featured::before {
  content: "COMMERCIAL LICENSE";
  position: absolute;
  top: 16px;
  right: 24px;
  font-family: var(--font-mono);
  font-size: 0.625rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--color-primary);
  background-color: rgba(0, 245, 255, 0.1);
  padding: 3px 8px;
  border-radius: 4px;
  border: 1px solid var(--color-border-glow);
}

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

.tier-name {
  font-size: 1.25rem;
  margin-bottom: 12px;
}

.price-value {
  font-size: 2.75rem;
  font-weight: 800;
  color: var(--color-text-bright);
  line-height: 1;
  margin-bottom: 16px;
}

.price-value .period {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-text-dim);
}

.tier-subtitle {
  font-size: 0.875rem;
}

.pricing-features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 40px;
  flex-grow: 1;
}

.pricing-features li {
  font-size: 0.875rem;
  display: flex;
  align-items: center;
  gap: 12px;
}

.pricing-features li::before {
  content: "✓";
  color: var(--color-primary);
  font-weight: 700;
}

.pricing-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  padding: 14px;
  font-size: 0.875rem;
  font-weight: 700;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.pricing-btn:active {
  transform: scale(0.98);
}

.primary-btn {
  background-color: var(--color-primary);
  color: #07070a;
}

.primary-btn:hover {
  background-color: var(--color-primary-hover);
  box-shadow: 0 0 15px var(--color-primary-glow);
}

.secondary-btn {
  background-color: transparent;
  color: var(--color-text-bright);
  border-color: var(--color-border);
}

.secondary-btn:hover {
  background-color: rgba(255,255,255,0.03);
  border-color: var(--color-primary);
}

/* Setup Section (Layout Family E) */
.setup-section {
  border-bottom: 1px solid var(--color-border);
}

.setup-layout {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 48px;
  align-items: center;
}

.setup-info {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.code-terminal-block {
  background-color: #000000;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  width: 100%;
}

.terminal-bar {
  background-color: rgba(255, 255, 255, 0.02);
  border-bottom: 1px solid var(--color-border);
  padding: 8px 16px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.shell-indicator {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  font-weight: 700;
  color: rgba(255,255,255,0.3);
  letter-spacing: 0.05em;
}

.btn-copy {
  background: none;
  border: none;
  color: var(--color-text-bright);
  font-size: 0.75rem;
  font-weight: 600;
  cursor: pointer;
  transition: color var(--transition-fast);
  padding: 2px 6px;
}

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

.code-content {
  padding: 20px;
  overflow-x: auto;
}

.code-content code {
  font-family: var(--font-mono);
  font-size: 0.875rem;
  color: var(--color-text-bright);
  line-height: 1.6;
}

/* FAQ Accordion Section (Layout Family F) */
.faq-section {
  background-color: rgba(0,0,0,0.1);
  border-bottom: 1px solid var(--color-border);
}

.accordion-list {
  max-width: 768px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

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

.accordion-trigger {
  width: 100%;
  padding: 20px 24px;
  background: none;
  border: none;
  color: var(--color-text-bright);
  font-size: 0.9375rem;
  font-weight: 600;
  text-align: left;
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
  outline: none;
  transition: background-color var(--transition-fast);
}

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

.accordion-chevron {
  width: 12px;
  height: 12px;
  border-right: 2px solid rgba(255, 255, 255, 0.4);
  border-bottom: 2px solid rgba(255, 255, 255, 0.4);
  transform: rotate(45deg);
  transition: transform var(--transition-normal);
  margin-right: 6px;
}

.accordion-item.active .accordion-chevron {
  transform: rotate(-135deg);
  border-color: var(--color-primary);
}

.accordion-content {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-normal) ease-out;
}

.accordion-item.active .accordion-content {
  max-height: 200px; /* arbitrary height to slide down */
}

.accordion-content p {
  padding: 0 24px 20px 24px;
  font-size: 0.875rem;
  line-height: 1.6;
}

/* Licensing: boundary note, tier table, checkout status */
.license-boundary {
  max-width: 780px;
  margin: 3rem auto 0;
  padding: 1.5rem 1.75rem;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-left: 3px solid var(--color-primary);
  border-radius: var(--radius-md);
}

.boundary-title {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--color-text-bright);
  margin-bottom: 0.6rem;
}

.license-boundary p {
  color: var(--color-text-dim);
  font-size: 0.95rem;
  line-height: 1.7;
}

.tiers-title {
  font-size: 1.4rem;
  font-weight: 600;
  color: var(--color-text-bright);
  text-align: center;
  margin-top: 4rem;
  scroll-margin-top: calc(var(--header-height) + 1.5rem);
}

.tiers-lede {
  text-align: center;
  color: var(--color-text-dim);
  font-size: 0.95rem;
  max-width: 620px;
  margin: 0.75rem auto 2rem;
}

/* Wide tables must scroll inside their own box rather than pushing the page. */
.table-wrap {
  max-width: 780px;
  margin: 0 auto;
  overflow-x: auto;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface-card);
}

.tier-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.95rem;
  min-width: 460px;
}

.tier-table th,
.tier-table td {
  padding: 1rem 1.25rem;
  text-align: left;
  border-bottom: 1px solid var(--color-border);
}

.tier-table thead th {
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text-dim);
  font-weight: 600;
  background: var(--color-surface);
}

.tier-table tbody th {
  font-weight: 500;
  color: var(--color-text-bright);
}

.tier-table tbody tr:last-child th,
.tier-table tbody tr:last-child td {
  border-bottom: none;
}

.tier-table tbody tr:hover {
  background: var(--color-surface-hover);
}

.tier-table .price {
  font-family: var(--font-mono);
  color: var(--color-text-bright);
  white-space: nowrap;
}

.buy-col {
  text-align: right;
  width: 1%;
  white-space: nowrap;
}

.buy {
  display: inline-block;
  font-family: var(--font-sans);
  font-size: 0.85rem;
  font-weight: 600;
  padding: 0.5rem 1.15rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-primary);
  background: transparent;
  color: var(--color-primary);
  cursor: pointer;
  text-decoration: none;
  transition: background var(--transition-fast), color var(--transition-fast);
}

.buy:hover,
.buy:focus-visible {
  background: var(--color-primary);
  color: #04141a;
}

.checkout-status {
  max-width: 780px;
  margin: 1.25rem auto 0;
  padding: 0.85rem 1.1rem;
  border-radius: var(--radius-sm);
  background: rgba(251, 191, 36, 0.08);
  border: 1px solid rgba(251, 191, 36, 0.3);
  color: var(--color-warn);
  font-size: 0.9rem;
  text-align: center;
}

.tiers-note {
  max-width: 780px;
  margin: 1.5rem auto 0;
  color: var(--color-text-dim);
  font-size: 0.875rem;
  line-height: 1.7;
}

.tiers-note a,
.license-boundary a,
.hero-meta a,
.accordion-content a {
  color: var(--color-primary);
  text-decoration: underline;
  text-underline-offset: 2px;
}

/* Hero licence line */
.hero-meta {
  margin-top: 1.5rem;
  font-size: 0.875rem;
  color: var(--color-text-dim);
}

/* Provider caption above the logo wall */
.logo-wall-caption {
  max-width: 780px;
  margin: 0 auto 2rem;
  text-align: center;
  font-size: 0.875rem;
  line-height: 1.7;
  color: var(--color-text-dim);
}

.hidden {
  display: none !important;
}

/* Footer Section */
.footer-root {
  border-top: 1px solid var(--color-border);
  padding: 32px 0;
  margin-top: auto;
}

.footer-container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  flex-wrap: wrap;
  gap: 16px;
}

.footer-copyright {
  font-size: 0.75rem;
}

.footer-license {
  font-size: 0.75rem;
  color: var(--color-text-dim);
  margin-top: 6px;
  max-width: 52ch;
  line-height: 1.6;
}

.footer-right {
  display: flex;
  gap: 24px;
  flex-wrap: wrap;
}

.footer-link {
  font-size: 0.75rem;
  font-weight: 500;
}

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

/* Dashboard Showcase Section */
.showcase-section {
  background-color: rgba(0, 0, 0, 0.2);
  border-bottom: 1px solid var(--color-border);
}

.showcase-layout {
  display: grid;
  grid-template-columns: 1fr 2.2fr;
  gap: 48px;
  align-items: center;
}

.showcase-tabs {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.tab-btn {
  background-color: transparent;
  border: none;
  border-left: 2px solid var(--color-border);
  color: var(--color-text-dim);
  font-family: var(--font-sans);
  font-size: 0.875rem;
  font-weight: 600;
  text-align: left;
  padding: 14px 20px;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 12px;
  transition: all var(--transition-fast);
  outline: none;
}

.tab-btn:hover {
  color: var(--color-text-bright);
  background-color: rgba(255, 255, 255, 0.02);
}

.tab-btn.active {
  color: var(--color-primary);
  border-left-color: var(--color-primary);
  background-color: var(--color-surface);
}

.tab-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: currentColor;
  opacity: 0.5;
  transition: opacity var(--transition-fast);
}

.tab-btn.active .tab-dot {
  opacity: 1;
}

.showcase-viewer {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.image-frame {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow:
    0 24px 60px -16px rgba(0, 0, 0, 0.8),
    0 0 70px -25px var(--color-primary-glow);
  position: relative;
  transition: border-color var(--transition-normal);
  width: 100%;
}

.image-frame:hover {
  border-color: var(--color-border-glow);
}

.frame-bar {
  background-color: rgba(255, 255, 255, 0.02);
  border-bottom: 1px solid var(--color-border);
  padding: 10px 16px;
  display: flex;
  align-items: center;
  gap: 14px;
}

.frame-dots {
  display: flex;
  gap: 6px;
}

.frame-dots span {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background-color: rgba(255, 255, 255, 0.12);
}

.frame-url {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  font-weight: 700;
  color: rgba(255, 255, 255, 0.3);
  letter-spacing: 0.05em;
}

.frame-body {
  position: relative;
  aspect-ratio: 16 / 9.6;
  overflow: hidden;
}

.frame-body::after {
  content: "";
  position: absolute;
  inset: 0;
  box-shadow: inset 0 -28px 24px -24px rgba(0, 0, 0, 0.45);
  pointer-events: none;
}

.frame-body img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top center;
  display: block;
  opacity: 1;
  filter: brightness(0.96) saturate(0.94);
  transition: opacity 0.25s ease-in-out;
}

.viewer-desc {
  font-size: 0.875rem;
  line-height: 1.6;
  color: var(--color-text-bright);
  background-color: var(--color-surface);
  border-left: 3px solid var(--color-primary);
  padding: 12px 20px;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  width: 100%;
}

/* Technical Architecture Section */
.architecture-section {
  border-bottom: 1px solid var(--color-border);
}

.architecture-layout {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 48px;
  align-items: center;
}

.architecture-info {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.architecture-features-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-top: 12px;
}

.architecture-features-list li {
  font-size: 0.9375rem;
  line-height: 1.6;
  position: relative;
  padding-left: 28px;
}

.architecture-features-list li::before {
  content: "→";
  color: var(--color-primary);
  font-weight: 700;
  position: absolute;
  left: 0;
  top: 0;
}

.architecture-graphic {
  display: flex;
  justify-content: center;
}

.graphic-frame {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  line-height: 0;
  transition: border-color var(--transition-normal);
  max-width: 380px; /* Prevent over-stretch of infographics */
}

.graphic-frame:hover {
  border-color: var(--color-primary-glow);
}

.graphic-frame img {
  max-width: 100%;
  height: auto;
  display: block;
}

/* Responsive Rules */
@media (max-width: 1024px) {
  .showcase-layout, .architecture-layout {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .hero-container {
    grid-template-columns: 1fr;
    gap: 32px;
    text-align: center;
  }
  
  .hero-content {
    align-items: center;
  }
  
  .hero-actions {
    justify-content: center;
  }
  
  .terminal-container {
    max-width: 600px;
    margin: 0 auto;
    width: 100%;
  }
  
  .pipeline-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .setup-layout {
    grid-template-columns: 1fr;
    gap: 32px;
  }
}

@media (max-width: 768px) {
  .nav-links {
    display: none; /* simple collapse to keep single line header */
  }
  
  .pipeline-grid {
    grid-template-columns: 1fr;
  }
  
  .bento-grid {
    grid-template-columns: 1fr;
    grid-template-rows: auto;
  }
  
  #bento-dlp, #bento-dos, #bento-rag {
    grid-column: 1 / 2;
    grid-row: auto;
  }
  
  .pricing-grid {
    grid-template-columns: 1fr;
    max-width: 450px;
  }
  
  .footer-container {
    flex-direction: column;
    text-align: center;
  }
  
  .hero-actions {
    flex-direction: column;
  }
  
  .hero-actions .btn {
    width: 100%;
  }
}