/* ==========================================================================
   Fleptix Marketing Site — Design Tokens & Core Styles
   Palette: Navy (#1E2761) / Ice Blue (#CADCFC) / Slate (#0F172A, #F8FAFC)
   ========================================================================== */

:root {
  /* Brand Accents */
  --color-navy: #1E2761;
  --color-navy-dark: #12183a;
  --color-navy-light: #2c3882;
  --color-navy-surface: #18204d;

  --color-ice: #CADCFC;
  --color-ice-light: #e8f0fe;
  --color-ice-dim: rgba(202, 220, 252, 0.15);
  --color-ice-glow: rgba(202, 220, 252, 0.35);

  /* Semantic State */
  --color-success: #16a34a;
  --color-success-bg: #dcfce7;
  --color-warning: #d97706;
  --color-warning-bg: #fef3c7;
  --color-danger: #dc2626;
  --color-danger-bg: #fee2e2;

  /* Surfaces & Canvas */
  --bg-page: #0b0f19;
  --bg-card: #111827;
  --bg-card-alt: #162032;
  --bg-subtle: #1f293d;
  --border-subtle: rgba(202, 220, 252, 0.12);
  --border-focus: rgba(202, 220, 252, 0.4);

  /* Typography Colors */
  --text-main: #f8fafc;
  --text-muted: #94a3b8;
  --text-dim: #64748b;
  --text-ice: #CADCFC;

  /* Fonts */
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;

  /* Transitions & Radii */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --radius-full: 9999px;
  --transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-sans);
  background-color: var(--bg-page);
  color: var(--text-main);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

/* Background Atmospheric Glow */
.bg-glow-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(120px);
  pointer-events: none;
  z-index: 0;
}

.orb-1 {
  top: -100px;
  left: 50%;
  transform: translateX(-50%);
  width: 600px;
  height: 400px;
  background: radial-gradient(circle, rgba(30, 39, 97, 0.8) 0%, rgba(202, 220, 252, 0.15) 60%, transparent 80%);
}

.orb-2 {
  top: 900px;
  right: -100px;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(30, 39, 97, 0.5) 0%, transparent 70%);
}

.orb-3 {
  top: 1800px;
  left: -150px;
  width: 550px;
  height: 550px;
  background: radial-gradient(circle, rgba(202, 220, 252, 0.1) 0%, transparent 70%);
}

/* Layout Container */
.container {
  max-width: 1160px;
  margin: 0 auto;
  padding: 0 24px;
  position: relative;
  z-index: 1;
}

/* Navigation Header */
.navbar {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(11, 15, 25, 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-subtle);
  height: 64px;
  display: flex;
  align-items: center;
}

.navbar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}

.brand-group {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
}

.brand-icon {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-sm);
  background: var(--color-navy);
  border: 1px solid var(--color-ice);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-ice);
  font-size: 18px;
  box-shadow: 0 0 12px var(--color-ice-glow);
}

.brand-title {
  font-size: 18px;
  font-weight: 700;
  color: #ffffff;
  letter-spacing: -0.02em;
}

.brand-badge {
  font-family: var(--font-mono);
  font-size: 11px;
  padding: 2px 6px;
  border-radius: var(--radius-sm);
  background: var(--color-ice-dim);
  color: var(--color-ice);
  border: 1px solid var(--border-subtle);
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 28px;
  list-style: none;
}

.nav-link {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  transition: var(--transition);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

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

.nav-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

/* Prominent Educational Project Notice */
.education-banner {
  position: relative;
  z-index: 1;
  padding: clamp(32px, 5vw, 64px) 0;
  border-block: 4px solid #f59e0b;
  background: #fef3c7;
  color: #451a03;
  text-align: center;
}

.education-banner h2 {
  max-width: 1000px;
  margin: 0 auto;
  font-size: clamp(2rem, 5vw, 4rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.03em;
  text-transform: uppercase;
  text-wrap: balance;
}

.education-banner p {
  margin: 20px auto 0;
  font-size: clamp(1rem, 2vw, 1.25rem);
  font-weight: 600;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: var(--font-sans);
  font-size: 14px;
  font-weight: 600;
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  text-decoration: none;
  cursor: pointer;
  border: 1px solid transparent;
  transition: var(--transition);
  white-space: nowrap;
}

.btn-sm {
  font-size: 12px;
  padding: 6px 12px;
}

.btn-lg {
  font-size: 15px;
  padding: 12px 24px;
  border-radius: var(--radius-md);
}

.btn-primary {
  background-color: var(--color-navy);
  color: #ffffff;
  border-color: rgba(202, 220, 252, 0.4);
  box-shadow: 0 2px 10px rgba(30, 39, 97, 0.5), inset 0 1px 0 rgba(255, 255, 255, 0.15);
}

.btn-primary:hover {
  background-color: var(--color-navy-light);
  border-color: var(--color-ice);
  box-shadow: 0 4px 18px rgba(30, 39, 97, 0.8), 0 0 14px var(--color-ice-glow);
  transform: translateY(-1px);
}

.btn-secondary {
  background-color: var(--bg-card);
  color: var(--text-main);
  border-color: var(--border-subtle);
}

.btn-secondary:hover {
  background-color: var(--bg-subtle);
  border-color: var(--border-focus);
  color: #ffffff;
  transform: translateY(-1px);
}

.btn-ice {
  background: var(--color-ice);
  color: var(--color-navy-dark);
  font-weight: 700;
  border-color: #ffffff;
  box-shadow: 0 2px 14px var(--color-ice-glow);
}

.btn-ice:hover {
  background: #ffffff;
  color: var(--color-navy);
  box-shadow: 0 4px 20px rgba(202, 220, 252, 0.6);
  transform: translateY(-1px);
}

.btn-ghost {
  background: transparent;
  color: var(--text-muted);
}

.btn-ghost:hover {
  color: #ffffff;
  background: var(--color-ice-dim);
}

/* Hero Section */
.hero {
  padding: 96px 0 64px;
  text-align: center;
  position: relative;
}

.hero-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 4px 14px;
  background: var(--color-ice-dim);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-full);
  font-size: 12px;
  font-weight: 600;
  color: var(--color-ice);
  margin-bottom: 24px;
}

.hero-pill .pulse-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background-color: #22c55e;
  box-shadow: 0 0 8px #22c55e;
}

.hero-title {
  font-size: 48px;
  line-height: 1.15;
  font-weight: 800;
  letter-spacing: -0.03em;
  color: #ffffff;
  max-width: 920px;
  margin: 0 auto 20px;
}

.hero-title .highlight {
  color: var(--color-ice);
  background: linear-gradient(135deg, #ffffff 0%, #CADCFC 50%, #8790d0 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-subtitle {
  font-size: 18px;
  color: var(--text-muted);
  max-width: 680px;
  margin: 0 auto 36px;
  font-weight: 400;
}

.hero-cta-group {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  margin-bottom: 56px;
  flex-wrap: wrap;
}

/* Mockup Terminal / Cockpit Preview */
.hero-preview {
  max-width: 960px;
  margin: 0 auto;
  border-radius: var(--radius-lg);
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  box-shadow: 0 20px 60px -15px rgba(0, 0, 0, 0.7), 0 0 30px rgba(30, 39, 97, 0.35);
  overflow: hidden;
  text-align: left;
}

.preview-bar {
  background: #0d1321;
  padding: 10px 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--border-subtle);
}

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

.dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}

.dot-red {
  background: #ef4444;
}

.dot-yellow {
  background: #eab308;
}

.dot-green {
  background: #22c55e;
}

.preview-title {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-dim);
}

.preview-status {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--color-ice);
  display: flex;
  align-items: center;
  gap: 6px;
}

.preview-body {
  padding: 20px;
  background: #090d16;
}

.telemetry-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
  margin-bottom: 16px;
}

.mini-stat-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 10px 12px;
}

.stat-label {
  font-size: 10px;
  font-weight: 600;
  text-transform: uppercase;
  color: var(--text-dim);
  letter-spacing: 0.5px;
}

.stat-val {
  font-family: var(--font-mono);
  font-size: 18px;
  font-weight: 700;
  color: var(--color-ice);
  margin: 2px 0;
}

.stat-sub {
  font-size: 10px;
  color: var(--text-dim);
}

.preview-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 12px;
  font-family: var(--font-mono);
}

.preview-table th {
  text-align: left;
  padding: 8px 12px;
  color: var(--text-dim);
  font-size: 10px;
  text-transform: uppercase;
  border-bottom: 1px solid var(--border-subtle);
}

.preview-table td {
  padding: 8px 12px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
  color: var(--text-main);
  vertical-align: middle;
}

.pill {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 10px;
  font-weight: 600;
  padding: 2px 8px;
  border-radius: var(--radius-full);
}

.pill-running {
  background: rgba(34, 197, 94, 0.15);
  color: #4ade80;
}

.pill-alert {
  background: rgba(239, 68, 68, 0.15);
  color: #f87171;
}

/* Install Section */
.section {
  padding: 80px 0;
  position: relative;
}

.section-header {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 48px;
}

.section-tag {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  color: var(--color-ice);
  letter-spacing: 1px;
  margin-bottom: 8px;
  display: block;
}

.section-title {
  font-size: 32px;
  font-weight: 700;
  color: #ffffff;
  letter-spacing: -0.02em;
  margin-bottom: 12px;
}

.section-subtitle {
  font-size: 15px;
  color: var(--text-muted);
}

/* Install Box */
.install-wrapper {
  max-width: 1080px;
  margin: 0 auto;
}

.install-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 10px 40px -10px rgba(0, 0, 0, 0.5);
}

.install-tabs {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: #0d1321;
  padding: 8px 16px;
  border-bottom: 1px solid var(--border-subtle);
}

.tab-buttons {
  display: flex;
  gap: 8px;
}

.install-tab-btn {
  background: transparent;
  border: none;
  color: var(--text-dim);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: var(--transition);
}

.install-tab-btn.active {
  background: var(--color-ice-dim);
  color: var(--color-ice);
  border: 1px solid var(--border-subtle);
}

.copy-btn {
  background: var(--color-navy);
  color: var(--color-ice);
  border: 1px solid rgba(202, 220, 252, 0.3);
  padding: 4px 12px;
  font-size: 12px;
  font-weight: 600;
  border-radius: var(--radius-sm);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: var(--transition);
}

.copy-btn:hover {
  background: var(--color-navy-light);
  border-color: var(--color-ice);
  color: #ffffff;
}

.code-block {
  padding: 20px;
  background: #070a12;
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.6;
  color: #e2e8f0;
  overflow-x: auto;
}

.code-block pre {
  margin: 0;
}

.code-comment {
  color: #64748b;
}

.code-keyword {
  color: #CADCFC;
  font-weight: 600;
}

.code-arg {
  color: #93c5fd;
}

.code-val {
  color: #86efac;
}

.install-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px 20px;
  padding: 12px 20px;
  background: #0d1321;
  border-top: 1px solid var(--border-subtle);
  font-size: 12px;
  color: var(--text-dim);
  font-family: var(--font-mono);
}

.meta-items {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
}

.meta-item {
  display: flex;
  align-items: center;
  gap: 5px;
  white-space: nowrap;
}

/* Comparison Table Section */
.comparison-section {
  background: linear-gradient(180deg, rgba(11, 15, 25, 0) 0%, rgba(30, 39, 97, 0.15) 50%, rgba(11, 15, 25, 0) 100%);
}

.comparison-wrapper {
  max-width: 960px;
  margin: 0 auto;
}

.comparison-table-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 16px 48px -12px rgba(0, 0, 0, 0.6);
}

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

.comparison-table th {
  padding: 20px 24px;
  text-align: left;
  border-bottom: 1px solid var(--border-subtle);
}

.comparison-table th.col-feature {
  width: 44%;
  font-size: 14px;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.comparison-table th.col-observer {
  width: 28%;
  background: rgba(255, 255, 255, 0.02);
}

.comparison-table th.col-timemachine {
  width: 28%;
  background: rgba(30, 39, 97, 0.35);
  border-left: 1px solid var(--border-subtle);
  border-right: 1px solid var(--border-subtle);
}

.plan-header {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.plan-title {
  font-size: 16px;
  font-weight: 700;
  color: #ffffff;
}

.plan-badge {
  font-family: var(--font-mono);
  font-size: 10px;
  padding: 2px 6px;
  border-radius: var(--radius-sm);
  display: inline-block;
  width: fit-content;
}

.badge-observer {
  background: rgba(255, 255, 255, 0.08);
  color: var(--text-muted);
}

.badge-timemachine {
  background: var(--color-ice);
  color: var(--color-navy-dark);
  font-weight: 700;
}

.comparison-table td {
  padding: 14px 24px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
  font-size: 13px;
  vertical-align: middle;
}

.comparison-table tr:hover td {
  background: rgba(255, 255, 255, 0.015);
}

.comparison-table td.col-timemachine {
  background: rgba(30, 39, 97, 0.2);
  border-left: 1px solid var(--border-subtle);
  border-right: 1px solid var(--border-subtle);
  color: #ffffff;
}

.feature-title {
  font-weight: 600;
  color: #ffffff;
  display: block;
}

.feature-desc {
  font-size: 12px;
  color: var(--text-dim);
  margin-top: 2px;
}

.icon-check {
  color: #4ade80;
  font-size: 16px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.icon-cross {
  color: var(--text-dim);
  font-size: 14px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.text-pro {
  color: var(--color-ice);
  font-weight: 600;
  font-size: 12px;
}

.comparison-footer-row td {
  padding: 20px 24px;
  background: #0d1321;
}

/* ==========================================================================
   Pricing Section & Edition Cards
   ========================================================================== */
.pricing-section {
  padding: 80px 0;
  position: relative;
}

.pricing-header {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 52px;
}

.pricing-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 4px 12px;
  border-radius: var(--radius-full);
  background: var(--color-ice-dim);
  border: 1px solid var(--border-focus);
  color: var(--color-ice);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.5px;
  margin-bottom: 16px;
}

.pricing-title {
  font-size: 34px;
  font-weight: 800;
  color: #ffffff;
  letter-spacing: -0.02em;
  margin-bottom: 12px;
}

.pricing-subtitle {
  font-size: 15px;
  color: var(--text-muted);
  line-height: 1.6;
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  align-items: stretch;
}

.pricing-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 32px 24px;
  display: flex;
  flex-direction: column;
  position: relative;
  transition: var(--transition);
}

.pricing-card:hover {
  border-color: var(--border-focus);
  transform: translateY(-2px);
  box-shadow: 0 12px 32px -8px rgba(0, 0, 0, 0.6);
}

.pricing-card.featured {
  background: linear-gradient(180deg, #141d3b 0%, var(--bg-card) 100%);
  border: 1px solid var(--color-ice);
  box-shadow: 0 16px 40px -8px rgba(30, 39, 97, 0.7), 0 0 20px rgba(202, 220, 252, 0.12);
}

.pricing-tier-tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.8px;
  padding: 3px 8px;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.06);
  color: var(--text-dim);
  align-self: flex-start;
  margin-bottom: 16px;
  text-transform: uppercase;
}

.pricing-card.featured .pricing-tier-tag {
  background: var(--color-navy);
  color: var(--color-ice);
  border: 1px solid var(--border-focus);
}

.pricing-tier-name {
  font-size: 20px;
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 6px;
}

.pricing-tier-desc {
  font-size: 12.5px;
  color: var(--text-muted);
  min-height: 38px;
  margin-bottom: 20px;
  line-height: 1.45;
}

.pricing-price-wrap {
  display: flex;
  align-items: baseline;
  gap: 4px;
  margin-bottom: 20px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--border-subtle);
}

.pricing-currency {
  font-size: 20px;
  font-weight: 700;
  color: var(--text-muted);
}

.pricing-amount {
  font-family: var(--font-mono);
  font-size: 38px;
  font-weight: 800;
  color: #ffffff;
  letter-spacing: -0.03em;
  line-height: 1;
}

.pricing-period {
  font-family: var(--font-mono);
  font-size: 11.5px;
  color: var(--text-dim);
  margin-left: 2px;
}

.pricing-features {
  list-style: none;
  padding: 0;
  margin: 0 0 28px;
  display: flex;
  flex-direction: column;
  gap: 11px;
  flex-grow: 1;
}

.pricing-feature-item {
  font-size: 12.5px;
  color: var(--text-main);
  display: flex;
  align-items: flex-start;
  gap: 9px;
  line-height: 1.4;
}

.pricing-feature-item i {
  color: var(--color-ice);
  font-size: 14px;
  flex-shrink: 0;
  margin-top: 1px;
}

.pricing-card.featured .pricing-feature-item i {
  color: #38bdf8;
}

.pricing-feature-item.muted {
  color: var(--text-dim);
}

.pricing-feature-item.muted i {
  color: var(--text-dim);
}

.pricing-node-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(202, 220, 252, 0.08);
  border: 1px solid rgba(202, 220, 252, 0.16);
  padding: 4px 8px;
  border-radius: var(--radius-sm);
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--color-ice);
  margin-bottom: 16px;
}

.pricing-footer-note {
  margin-top: 32px;
  text-align: center;
  padding: 16px 20px;
  background: rgba(255, 255, 255, 0.02);
  border: 1px dashed var(--border-subtle);
  border-radius: var(--radius-md);
  font-size: 12.5px;
  color: var(--text-muted);
}

/* Call to Action Banner */
.cta-section {
  padding: 80px 0;
}

.cta-card {
  background: linear-gradient(135deg, var(--color-navy) 0%, #151c47 60%, #0c112e 100%);
  border: 1px solid rgba(202, 220, 252, 0.3);
  border-radius: var(--radius-xl);
  padding: 48px;
  text-align: center;
  box-shadow: 0 20px 60px -10px rgba(0, 0, 0, 0.7), 0 0 30px rgba(30, 39, 97, 0.4);
  position: relative;
  overflow: hidden;
}

.cta-card::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle, rgba(202, 220, 252, 0.1) 0%, transparent 60%);
  pointer-events: none;
}

.cta-title {
  font-size: 32px;
  font-weight: 800;
  color: #ffffff;
  margin-bottom: 12px;
  letter-spacing: -0.02em;
}

.cta-subtitle {
  font-size: 16px;
  color: var(--color-ice);
  max-width: 600px;
  margin: 0 auto 32px;
  opacity: 0.9;
}

.cta-button-group {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}

/* Footer */
.footer {
  border-top: 1px solid var(--border-subtle);
  padding: 32px 0;
  background: #080c14;
  font-size: 13.5px;
  color: var(--text-dim);
}

.footer .container {
  display: flex;
  align-items: center;
  justify-content: center;
}

.footer-brand {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  color: var(--text-main);
  font-weight: 500;
  font-size: 13.5px;
}

.footer-brand .brand-icon {
  width: 24px;
  height: 24px;
  background: var(--color-navy);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--color-ice);
  font-size: 13px;
  box-shadow: 0 0 10px rgba(30, 39, 97, 0.4);
}

/* ==========================================================================
   Open Source & Licensing Page
   ========================================================================== */
.page-header {
  padding: 130px 0 48px;
  text-align: center;
  position: relative;
  z-index: 1;
}

.page-header .section-tag {
  margin-bottom: 16px;
}

.page-header .page-title {
  font-size: 40px;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--text-main);
  margin-bottom: 16px;
}

.page-header .page-subtitle {
  font-size: 17px;
  color: var(--text-muted);
  max-width: 680px;
  margin: 0 auto;
  line-height: 1.6;
}

.os-section {
  padding: 20px 0 70px;
  position: relative;
  z-index: 1;
}

.os-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  margin-bottom: 40px;
}

.os-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 32px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  transition: var(--transition);
}

.os-card:hover {
  border-color: var(--border-focus);
}

.os-card-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  background: rgba(30, 39, 97, 0.6);
  border: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  color: var(--color-ice);
}

.os-card-title {
  font-size: 18px;
  font-weight: 700;
  color: var(--text-main);
}

.os-card-text {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.65;
}

.os-prose-block {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 36px;
  margin-bottom: 32px;
}

.os-prose-block h2 {
  font-size: 21px;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.os-prose-block p {
  font-size: 14.5px;
  color: var(--text-muted);
  line-height: 1.7;
  margin-bottom: 16px;
}

.os-prose-block p:last-child {
  margin-bottom: 0;
}

.license-box {
  background: #070a10;
  border: 1px solid rgba(202, 220, 252, 0.15);
  border-radius: var(--radius-md);
  padding: 24px;
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.75;
  color: #cbd5e1;
  white-space: pre-wrap;
  word-break: break-word;
  margin-top: 16px;
}

.credits-table-wrap {
  overflow-x: auto;
  margin-top: 20px;
}

.credits-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 13.5px;
}

.credits-table th {
  padding: 12px 16px;
  color: var(--text-dim);
  font-weight: 600;
  font-size: 11.5px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-bottom: 1px solid var(--border-subtle);
}

.credits-table td {
  padding: 14px 16px;
  border-bottom: 1px solid rgba(202, 220, 252, 0.06);
  color: var(--text-muted);
}

.credits-table tr:hover td {
  background: rgba(30, 39, 97, 0.15);
}

.credits-table .dep-name {
  color: var(--text-main);
  font-weight: 600;
  font-family: var(--font-mono);
}

.credits-table .dep-license {
  font-family: var(--font-mono);
  color: var(--color-ice);
  font-size: 12px;
}

/* Toast notification */
.toast-msg {
  position: fixed;
  bottom: 24px;
  right: 24px;
  background: var(--color-navy);
  border: 1px solid var(--color-ice);
  color: #ffffff;
  padding: 10px 18px;
  border-radius: var(--radius-sm);
  font-size: 13px;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 8px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.5);
  transform: translateY(100px);
  opacity: 0;
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  z-index: 999;
}

.toast-msg.show {
  transform: translateY(0);
  opacity: 1;
}

/* Responsive */
@media (max-width: 960px) {
  .pricing-grid {
    grid-template-columns: 1fr;
    max-width: 480px;
    margin: 0 auto;
  }

  .os-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 840px) {
  .hero-title {
    font-size: 34px;
  }

  .telemetry-row {
    grid-template-columns: repeat(2, 1fr);
  }

  .nav-menu {
    display: none;
  }

  .cta-card {
    padding: 32px 20px;
  }
}