/* ==============================================================================
   Local Self-Hosted Inter Font Family (ANSSI Annex E.4.1 & GDPR Compliant)
   ============================================================================== */
@font-face {
  font-family: "Inter";
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url("../assets/fonts/inter-latin-400.woff2") format("woff2");
}

@font-face {
  font-family: "Inter";
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url("../assets/fonts/inter-latin-500.woff2") format("woff2");
}

@font-face {
  font-family: "Inter";
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url("../assets/fonts/inter-latin-600.woff2") format("woff2");
}

@font-face {
  font-family: "Inter";
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url("../assets/fonts/inter-latin-700.woff2") format("woff2");
}

@font-face {
  font-family: "Inter";
  font-style: normal;
  font-weight: 800;
  font-display: swap;
  src: url("../assets/fonts/inter-latin-800.woff2") format("woff2");
}

:root {
  /* Color Palette - Material Design 3 Dark Theme */
  --md-sys-color-background: #0f172a; /* Deep slate base, anti-halation */
  --md-sys-color-surface: #0d0f12;
  --md-sys-color-surface-variant: #1e293b;
  --md-sys-color-on-background: #e2e2e5; /* Tone 90 */
  --md-sys-color-on-surface: #e2e2e5;
  --md-sys-color-on-surface-variant: #acafb5; /* Tone 70 */

  --md-sys-color-primary: #99c7ff; /* Brand Primary */
  --md-sys-color-on-primary: #003258;
  --md-sys-color-primary-container: #00497d;
  --md-sys-color-on-primary-container: #d1e4ff;

  --md-sys-color-error: #ffb4ab; /* Alert Error */
  --md-sys-color-error-container: #93000a;
  --md-sys-color-on-error-container: #ffdad6;

  --md-sys-color-warning: #ffb74d;

  /* Typography & Spacing */
  --font-family:
    "Inter", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
    sans-serif;
  --navbar-height: 70px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  background-color: var(--md-sys-color-background);
  color: var(--md-sys-color-on-background);
  font-family: var(--font-family);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* ==============================================================================
   Navigation
   ============================================================================== */
.navbar {
  background-color: var(--md-sys-color-surface);
  height: var(--navbar-height);
  padding: 0 1.5rem;
  position: sticky;
  top: 0;
  z-index: 1000;
  border-bottom: 1px solid var(--md-sys-color-surface-variant);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.nav-brand {
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--md-sys-color-primary);
  text-decoration: none;
  letter-spacing: -0.5px;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.navbar-logo {
  height: 52px;
  width: auto;
  display: block;
  transition: transform 0.2s ease;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 1.75rem;
}

.nav-links a {
  color: var(--md-sys-color-on-surface-variant);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.95rem;
  transition: color 0.2s ease;
  padding: 0.5rem 0;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--md-sys-color-primary);
}

.nav-cta {
  padding: 0.55rem 1.25rem !important;
  font-size: 0.9rem !important;
  margin-left: 0.5rem;
}

.nav-links a.nav-cta,
.nav-links a.nav-cta:hover,
.nav-links a.nav-cta.active,
.nav-links a.nav-cta:focus,
.nav-links a.nav-cta:visited {
  color: #003258 !important;
  background-color: var(--md-sys-color-primary) !important;
  font-weight: 700 !important;
  text-decoration: none !important;
}

.nav-links a.nav-cta:hover {
  background-color: #b5d7ff !important;
  color: #002240 !important;
}

/* Hamburger Menu Toggle Button (Mobile) */
.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
  width: 44px;
  height: 44px;
  position: relative;
  z-index: 1001;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
}

.nav-toggle .bar {
  width: 22px;
  height: 2px;
  background-color: var(--md-sys-color-on-surface);
  border-radius: 2px;
  transition:
    transform 0.3s ease,
    opacity 0.2s ease,
    background-color 0.2s ease;
}

.nav-toggle.open .bar:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
  background-color: var(--md-sys-color-primary);
}

.nav-toggle.open .bar:nth-child(2) {
  opacity: 0;
}

.nav-toggle.open .bar:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
  background-color: var(--md-sys-color-primary);
}

/* ==============================================================================
   Buttons
   ============================================================================== */
.btn-primary {
  background-color: var(--md-sys-color-primary);
  color: var(--md-sys-color-on-primary);
  padding: 0.85rem 1.75rem;
  border-radius: 999px;
  text-decoration: none;
  font-weight: 600;
  transition:
    transform 0.2s ease,
    box-shadow 0.2s ease,
    background-color 0.2s ease;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: none;
  cursor: pointer;
  text-align: center;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 14px rgba(153, 199, 255, 0.25);
}

.btn-secondary {
  background-color: var(--md-sys-color-surface-variant);
  color: var(--md-sys-color-on-surface);
  padding: 0.85rem 1.75rem;
  border-radius: 999px;
  text-decoration: none;
  font-weight: 600;
  transition:
    background-color 0.2s ease,
    transform 0.2s ease,
    border-color 0.2s ease;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--md-sys-color-primary);
  cursor: pointer;
  text-align: center;
}

.btn-secondary:hover {
  background-color: var(--md-sys-color-primary-container);
  transform: translateY(-2px);
}

/* ==============================================================================
   Layout & Containers
   ============================================================================== */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 4rem 1.5rem;
}

.section-title {
  font-size: clamp(1.85rem, 4vw, 2.5rem);
  margin-bottom: 1.25rem;
  font-weight: 800;
  color: var(--md-sys-color-on-surface);
  letter-spacing: -0.75px;
  line-height: 1.2;
}

.section-subtitle {
  font-size: clamp(1rem, 2.5vw, 1.25rem);
  color: var(--md-sys-color-on-surface-variant);
  margin-bottom: 2.5rem;
  max-width: 800px;
  line-height: 1.6;
}

/* ==============================================================================
   Hero Section
   ============================================================================== */
.hero {
  text-align: center;
  padding: clamp(3.5rem, 8vw, 6rem) 1.5rem 3rem 1.5rem;
  background: linear-gradient(
    180deg,
    var(--md-sys-color-surface) 0%,
    var(--md-sys-color-background) 100%
  );
}

.hero h1 {
  font-size: clamp(2.1rem, 6vw, 3.5rem);
  font-weight: 800;
  margin-bottom: 1.5rem;
  line-height: 1.15;
  letter-spacing: -1px;
}

.hero p {
  font-size: clamp(1.05rem, 2.5vw, 1.25rem);
  color: var(--md-sys-color-on-surface-variant);
  max-width: 680px;
  margin: 0 auto 2.5rem auto;
  line-height: 1.6;
}

.hero-actions {
  display: flex;
  justify-content: center;
  gap: 1rem;
  flex-wrap: wrap;
}

/* ==============================================================================
   Compliance Standards Banner Strip
   ============================================================================== */
.standards-strip {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
  margin: 2.5rem 0 0 0;
  padding: 0 1rem;
}

.standard-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background-color: rgba(30, 41, 59, 0.7);
  border: 1px solid var(--md-sys-color-surface-variant);
  border-radius: 999px;
  padding: 0.4rem 1rem;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--md-sys-color-on-surface);
  letter-spacing: 0.3px;
  transition:
    border-color 0.2s ease,
    background-color 0.2s ease;
}

.standard-chip:hover {
  border-color: var(--md-sys-color-primary);
  background-color: var(--md-sys-color-surface-variant);
}

.standard-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: var(--md-sys-color-primary);
}

/* ==============================================================================
   Grids & Cards
   ============================================================================== */
.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2.5rem;
  align-items: stretch;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  align-items: stretch;
}

.card {
  background-color: var(--md-sys-color-surface);
  border: 1px solid var(--md-sys-color-surface-variant);
  border-radius: 16px;
  padding: 2.25rem;
  transition:
    transform 0.3s ease,
    border-color 0.3s ease,
    box-shadow 0.3s ease;
  display: flex;
  flex-direction: column;
}

.card:hover {
  transform: translateY(-4px);
  border-color: var(--md-sys-color-primary);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
}

.card h2,
.card h3 {
  font-size: 1.4rem;
  margin-bottom: 1rem;
  color: var(--md-sys-color-on-surface);
  line-height: 1.3;
}

.card p {
  color: var(--md-sys-color-on-surface-variant);
  line-height: 1.6;
}

/* ==============================================================================
   Code Editor Demo (SaaS Studio HUD Alignment)
   ============================================================================== */
.demo-tabs {
  display: flex;
  gap: 0.75rem;
  margin-bottom: 1.5rem;
  justify-content: center;
  flex-wrap: wrap;
}

.demo-tab {
  background-color: var(--md-sys-color-surface);
  color: var(--md-sys-color-on-surface-variant);
  border: 1px solid var(--md-sys-color-surface-variant);
  padding: 0.5rem 1.25rem;
  border-radius: 999px;
  font-family: var(--font-family);
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
  touch-action: manipulation;
}

.demo-tab:hover {
  background-color: var(--md-sys-color-surface-variant);
  color: var(--md-sys-color-on-surface);
}

.demo-tab.active {
  background-color: var(--md-sys-color-primary);
  color: var(--md-sys-color-on-primary);
  border-color: var(--md-sys-color-primary);
}

.studio-card {
  background-color: #080a0d;
  border: 1px solid var(--md-sys-color-surface-variant);
  border-radius: 14px;
  overflow: hidden;
  box-shadow: 0 16px 36px rgba(0, 0, 0, 0.45);
  max-width: 1050px;
  margin: 0 auto;
  text-align: left;
}

.studio-header {
  background-color: #121824;
  padding: 0.75rem 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--md-sys-color-surface-variant);
  gap: 1rem;
  flex-wrap: wrap;
}

.studio-dots {
  display: flex;
  gap: 6px;
  align-items: center;
}

.code-dot {
  width: 11px;
  height: 11px;
  border-radius: 50%;
}

.code-dot.red {
  background-color: var(--md-sys-color-error);
}
.code-dot.yellow {
  background-color: var(--md-sys-color-warning);
}
.code-dot.green {
  background-color: #81c784;
}

.studio-meta {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-family: "Courier New", Courier, monospace;
  font-size: 0.82rem;
  color: var(--md-sys-color-on-surface-variant);
  flex-wrap: wrap;
}

.studio-file-badge {
  color: var(--md-sys-color-primary);
  font-weight: 700;
}

.studio-pill-status {
  padding: 0.2rem 0.65rem;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 700;
  font-family: var(--font-family);
  letter-spacing: 0.4px;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

.studio-pill-status.critical {
  background-color: rgba(255, 180, 171, 0.15);
  color: var(--md-sys-color-error);
  border: 1px solid var(--md-sys-color-error);
}

.studio-pill-status.success {
  background-color: rgba(129, 199, 132, 0.15);
  color: #81c784;
  border: 1px solid #81c784;
}

.studio-workspace {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  align-items: stretch;
}

@media (max-width: 900px) {
  .studio-workspace {
    grid-template-columns: 1fr;
  }
}

.studio-editor {
  padding: 1.25rem;
  background-color: #080a0d;
  overflow-x: auto;
  font-family: "Courier New", Courier, monospace;
  font-size: 0.88rem;
  line-height: 1.6;
  border-right: 1px solid var(--md-sys-color-surface-variant);
}

@media (max-width: 900px) {
  .studio-editor {
    border-right: none;
    border-bottom: 1px solid var(--md-sys-color-surface-variant);
  }
}

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

.editor-table td {
  padding: 2px 0;
  vertical-align: top;
}

.editor-gutter {
  width: 38px;
  text-align: right;
  padding-right: 14px !important;
  color: #4b5563;
  user-select: none;
  border-right: 1px solid rgba(30, 41, 59, 0.6);
}

.editor-code {
  padding-left: 14px !important;
  white-space: pre-wrap;
  word-break: break-all;
  color: #e2e2e5;
}

.editor-row-vulnerable {
  background-color: rgba(255, 180, 171, 0.12);
  border-left: 3px solid var(--md-sys-color-error);
}

.editor-row-patched {
  background-color: rgba(129, 199, 132, 0.12);
  border-left: 3px solid #81c784;
}

.studio-finding-panel {
  padding: 1.25rem;
  background-color: #0e131c;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.finding-card {
  background-color: #141b26;
  border: 1px solid var(--md-sys-color-surface-variant);
  border-radius: 10px;
  padding: 1rem;
  transition: all 0.2s ease;
}

.finding-card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.6rem;
}

.finding-severity {
  background-color: #ffb4ab;
  color: #690005;
  padding: 0.15rem 0.55rem;
  border-radius: 4px;
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.5px;
  text-transform: uppercase;
}

.finding-loc {
  font-family: "Courier New", Courier, monospace;
  font-size: 0.75rem;
  color: var(--md-sys-color-on-surface-variant);
}

.finding-rule {
  font-family: "Courier New", Courier, monospace;
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--md-sys-color-on-surface);
  margin-bottom: 0.5rem;
  word-break: break-word;
}

.finding-tags {
  display: flex;
  gap: 0.4rem;
  flex-wrap: wrap;
  margin-bottom: 0.85rem;
}

.finding-tag {
  background-color: #1e293b;
  color: var(--md-sys-color-on-surface-variant);
  border: 1px solid rgba(255, 255, 255, 0.08);
  font-size: 0.7rem;
  padding: 0.15rem 0.5rem;
  border-radius: 4px;
  font-family: var(--font-family);
  font-weight: 500;
}

.finding-section-title {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  font-weight: 700;
  color: var(--md-sys-color-primary);
  margin-bottom: 0.25rem;
}

.finding-explanation {
  font-size: 0.82rem;
  color: var(--md-sys-color-on-surface-variant);
  line-height: 1.5;
  margin-bottom: 0.75rem;
}

.finding-diff-box {
  background-color: #080a0d;
  border: 1px solid var(--md-sys-color-surface-variant);
  border-radius: 6px;
  padding: 0.6rem 0.8rem;
  font-family: "Courier New", Courier, monospace;
  font-size: 0.78rem;
  margin-bottom: 0.85rem;
  white-space: pre-wrap;
  word-break: break-all;
}

.diff-del {
  color: var(--md-sys-color-error);
}
.diff-add {
  color: #81c784;
}

/* Code Syntax Tokens */
.tok-kw {
  color: #c792ea;
  font-weight: 600;
}
.tok-type {
  color: #89ddff;
  font-weight: 600;
}
.tok-fn {
  color: #82aaff;
  font-weight: 600;
}
.tok-num {
  color: #f78c6c;
  font-weight: 600;
}
.tok-comment {
  color: #546e7a;
  font-style: italic;
}
.tok-str {
  color: #c3e88d;
}

/* ==============================================================================
   Pricing Cards (Material Design 3 Outlined Cards)
   ============================================================================== */
.pricing-card {
  text-align: center;
  position: relative;
  padding: 2.25rem 2rem;
  display: flex;
  flex-direction: column;
}

.pricing-card.featured {
  border-color: var(--md-sys-color-primary);
}

.pricing-card.featured::before {
  content: "Most Popular";
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background-color: var(--md-sys-color-primary);
  color: var(--md-sys-color-on-primary);
  padding: 3px 14px;
  border-radius: 12px;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.5px;
  text-transform: uppercase;
}

.pricing-subtitle {
  font-size: 0.9rem;
  color: var(--md-sys-color-on-surface-variant);
  min-height: 2.75rem;
  display: flex;
  align-items: center;
  justify-content: center;
  line-height: 1.4;
  margin-bottom: 0.75rem;
}

.pricing-price-box {
  min-height: 5.25rem;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  margin-bottom: 0.75rem;
}

.price {
  font-size: 2.75rem;
  font-weight: 800;
  margin: 0 0 0.25rem 0;
  color: var(--md-sys-color-on-surface);
  line-height: 1;
}

.price span {
  font-size: 1rem;
  color: var(--md-sys-color-on-surface-variant);
  font-weight: 400;
}

.price-subtext {
  font-size: 0.825rem;
  color: var(--md-sys-color-on-surface-variant);
  line-height: 1.2;
}

.features-list {
  list-style: none;
  margin: 1.25rem 0 2rem 0;
  text-align: left;
  flex-grow: 1;
}

.features-list li {
  margin-bottom: 0.85rem;
  display: flex;
  align-items: flex-start;
  gap: 0.6rem;
  color: var(--md-sys-color-on-surface-variant);
  font-size: 0.95rem;
  line-height: 1.4;
}

.features-list li::before {
  content: "✓";
  color: var(--md-sys-color-primary);
  font-weight: bold;
  flex-shrink: 0;
}

/* ==============================================================================
   Enterprise Banner Card (Material Design 3)
   ============================================================================== */
.enterprise-banner {
  background-color: var(--md-sys-color-surface);
  border: 1px solid var(--md-sys-color-surface-variant);
  border-radius: 16px;
  padding: 2.5rem 3rem;
  margin-top: 2.5rem;
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: 3rem;
  align-items: center;
  transition:
    transform 0.3s ease,
    border-color 0.3s ease,
    box-shadow 0.3s ease;
}

.enterprise-banner:hover {
  transform: translateY(-2px);
  border-color: rgba(153, 199, 255, 0.4);
}

.enterprise-banner-info h2 {
  font-size: 1.75rem;
  color: var(--md-sys-color-primary);
  margin-bottom: 0.5rem;
}

.enterprise-banner-info p {
  color: var(--md-sys-color-on-surface-variant);
  font-size: 0.95rem;
  line-height: 1.5;
  margin-bottom: 1.5rem;
}

.enterprise-features-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.85rem 1.5rem;
  list-style: none;
  padding: 0;
  margin: 0;
}

.enterprise-features-grid li {
  display: flex;
  align-items: flex-start;
  gap: 0.6rem;
  color: var(--md-sys-color-on-surface);
  font-size: 0.925rem;
  line-height: 1.4;
}

.enterprise-features-grid li::before {
  content: "✓";
  color: var(--md-sys-color-primary);
  font-weight: bold;
  flex-shrink: 0;
}

.enterprise-banner-cta {
  text-align: center;
  padding-left: 3rem;
  border-left: 1px solid var(--md-sys-color-surface-variant);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.enterprise-banner-cta .price {
  font-size: 2.75rem;
  font-weight: 800;
  margin-bottom: 0.25rem;
  color: var(--md-sys-color-on-surface);
}

.enterprise-banner-cta .price-subtext {
  font-size: 0.85rem;
  color: var(--md-sys-color-on-surface-variant);
  margin-bottom: 1.5rem;
}

.enterprise-banner-cta .btn-secondary {
  width: 100%;
  max-width: 240px;
  border-color: var(--md-sys-color-on-surface);
}

/* ==============================================================================
   FAQ Accordion (Pricing Page)
   ============================================================================== */
.faq-section {
  max-width: 800px;
  margin: 4rem auto 0 auto;
}

.faq-item {
  background-color: var(--md-sys-color-surface);
  border: 1px solid var(--md-sys-color-surface-variant);
  border-radius: 12px;
  margin-bottom: 1rem;
  overflow: hidden;
  transition: border-color 0.2s ease;
}

.faq-item:hover {
  border-color: var(--md-sys-color-primary);
}

.faq-question {
  width: 100%;
  padding: 1.25rem 1.5rem;
  background: none;
  border: none;
  text-align: left;
  color: var(--md-sys-color-on-surface);
  font-size: 1.05rem;
  font-weight: 600;
  font-family: var(--font-family);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
}

.faq-icon {
  font-size: 1.25rem;
  color: var(--md-sys-color-primary);
  transition: transform 0.3s ease;
}

.faq-item.open .faq-icon {
  transform: rotate(45deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition:
    max-height 0.35s ease,
    padding 0.35s ease;
  padding: 0 1.5rem;
  color: var(--md-sys-color-on-surface-variant);
  font-size: 0.95rem;
  line-height: 1.6;
}

.faq-item.open .faq-answer {
  max-height: 300px;
  padding-bottom: 1.25rem;
}

/* ==============================================================================
   Forms & Contact Tools
   ============================================================================== */
.form-group {
  margin-bottom: 1.5rem;
  text-align: left;
}

.form-label {
  display: block;
  margin-bottom: 0.5rem;
  color: var(--md-sys-color-on-surface);
  font-weight: 500;
  font-size: 0.95rem;
}

.form-control {
  width: 100%;
  padding: 0.9rem 1rem;
  background-color: var(--md-sys-color-background);
  border: 1px solid var(--md-sys-color-surface-variant);
  border-radius: 8px;
  color: var(--md-sys-color-on-surface);
  font-family: var(--font-family);
  font-size: 1rem; /* 16px to prevent iOS auto-zoom */
  transition:
    border-color 0.3s ease,
    box-shadow 0.3s ease;
}

.form-control:focus {
  outline: none;
  border-color: var(--md-sys-color-primary);
  box-shadow: 0 0 0 2px rgba(153, 199, 255, 0.25);
}

textarea.form-control {
  resize: vertical;
  min-height: 130px;
}

.btn-copy-email {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  background-color: var(--md-sys-color-surface-variant);
  color: var(--md-sys-color-on-surface);
  border: 1px solid var(--md-sys-color-surface-variant);
  padding: 0.6rem 1.2rem;
  border-radius: 8px;
  font-size: 0.9rem;
  font-family: var(--font-family);
  cursor: pointer;
  transition: all 0.2s ease;
  margin-top: 1rem;
}

.btn-copy-email:hover {
  border-color: var(--md-sys-color-primary);
  color: var(--md-sys-color-primary);
}

/* ==============================================================================
   Footer
   ============================================================================== */
footer {
  background-color: var(--md-sys-color-surface);
  padding: 3rem 1.5rem;
  text-align: center;
  color: var(--md-sys-color-on-surface-variant);
  border-top: 1px solid var(--md-sys-color-surface-variant);
}

/* ==============================================================================
   Tactical Diagnostics & Cryosleep Placeholder
   ============================================================================== */
.construction-wrapper {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  min-height: calc(100vh - 250px);
  padding: clamp(3rem, 8vw, 6rem) 1.5rem;
  text-align: center;
}

.tactical-box {
  background-color: var(--md-sys-color-surface);
  border: 1px solid var(--md-sys-color-surface-variant);
  border-radius: 16px;
  padding: 3rem 2.25rem;
  max-width: 580px;
  width: 100%;
  position: relative;
  overflow: hidden;
  box-shadow: 0 16px 36px rgba(0, 0, 0, 0.45);
}

.tactical-box::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(
    90deg,
    transparent,
    var(--md-sys-color-primary),
    transparent
  );
}

.status-indicator {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  margin-bottom: 1.75rem;
  font-family: "Courier New", Courier, monospace;
  color: var(--md-sys-color-primary);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 1px;
  background-color: rgba(153, 199, 255, 0.08);
  border: 1px solid rgba(153, 199, 255, 0.2);
  padding: 0.4rem 1.25rem;
  border-radius: 999px;
}

.pulsing-dot {
  width: 8px;
  height: 8px;
  background-color: var(--md-sys-color-primary);
  border-radius: 50%;
  animation: tacticalPulse 2s infinite ease-in-out;
}

@keyframes tacticalPulse {
  0% {
    box-shadow: 0 0 0 0 rgba(153, 199, 255, 0.7);
  }

  70% {
    box-shadow: 0 0 0 10px rgba(153, 199, 255, 0);
  }

  100% {
    box-shadow: 0 0 0 0 rgba(153, 199, 255, 0);
  }
}

.tactical-actions {
  display: flex;
  gap: 0.85rem;
  justify-content: center;
  flex-wrap: wrap;
}

.tactical-actions .btn-primary,
.tactical-actions .btn-secondary {
  padding: 0.75rem 1.5rem;
  font-size: 0.92rem;
}

/* ==============================================================================
   Responsive Breakpoints
   ============================================================================== */

/* Tablet (< 900px) */
@media (max-width: 900px) {
  .grid-3 {
    grid-template-columns: 1fr;
    max-width: 480px;
    margin: 0 auto;
  }

  .enterprise-banner {
    grid-template-columns: 1fr;
    padding: 2rem 1.5rem;
    gap: 2rem;
    max-width: 480px;
    margin: 2rem auto 0 auto;
  }

  .enterprise-features-grid {
    grid-template-columns: 1fr;
    gap: 0.75rem;
  }

  .enterprise-banner-cta {
    padding-left: 0;
    border-left: none;
    border-top: 1px solid var(--md-sys-color-surface-variant);
    padding-top: 1.5rem;
    width: 100%;
  }

  .enterprise-banner-cta .btn-secondary {
    max-width: 100%;
  }
}

/* Mobile Devices (<= 768px) */
@media (max-width: 768px) {
  .navbar {
    padding: 0 1rem;
    height: 62px;
  }

  .navbar-logo {
    height: 44px;
  }

  .nav-brand {
    font-size: 1.2rem;
  }

  .nav-toggle {
    display: flex;
  }

  /* Mobile Drawer Menu */
  .nav-links {
    position: fixed;
    top: 62px;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(13, 15, 18, 0.98);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    flex-direction: column;
    align-items: stretch;
    padding: 2rem 1.5rem;
    gap: 1.25rem;
    transform: translateY(-100%);
    opacity: 0;
    pointer-events: none;
    transition:
      transform 0.3s cubic-bezier(0.16, 1, 0.3, 1),
      opacity 0.25s ease;
    z-index: 999;
    overflow-y: auto;
    border-bottom: 1px solid var(--md-sys-color-surface-variant);
  }

  .nav-links.open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }

  .nav-links a {
    font-size: 1.15rem;
    font-weight: 600;
    padding: 0.75rem 0.5rem;
    border-bottom: 1px solid rgba(30, 41, 59, 0.6);
    text-align: left;
  }

  .nav-cta {
    margin-top: 1rem;
    margin-left: 0 !important;
    text-align: center;
    padding: 0.85rem 1.5rem !important;
    font-size: 1rem !important;
  }

  .grid-2 {
    grid-template-columns: 1fr;
    gap: 1.75rem;
  }

  .container {
    padding: 2.75rem 1.25rem;
  }

  .hero-actions {
    flex-direction: column;
    width: 100%;
    max-width: 320px;
    margin: 0 auto;
    gap: 0.75rem;
  }

  .hero-actions .btn-primary,
  .hero-actions .btn-secondary {
    width: 100%;
  }

  /* Mobile Code Demo: Inline Alert instead of Absolute */
  .code-body {
    padding: 1rem;
    font-size: 0.82rem;
  }

  .code-alert {
    position: static !important;
    transform: none !important;
    top: auto !important;
    margin-top: 1.25rem;
    max-width: 100%;
    border-left-width: 4px;
    display: none;
  }

  .code-alert.visible {
    display: block;
    opacity: 1;
  }

  .card {
    padding: 1.75rem 1.25rem;
  }
}

/* Very Small Mobile (< 480px) */
@media (max-width: 480px) {
  .hero h1 {
    font-size: 2rem;
  }

  .demo-tab {
    padding: 0.4rem 0.85rem;
    font-size: 0.82rem;
  }

  .card h3 {
    font-size: 1.25rem;
  }

  .price {
    font-size: 2.35rem;
  }

  .standards-strip {
    gap: 0.5rem;
  }

  .standard-chip {
    font-size: 0.75rem;
    padding: 0.35rem 0.75rem;
  }
}

/* Touch Device Optimization: Disable Hover Jumps */
@media (hover: none) {
  .card:hover,
  .btn-primary:hover,
  .btn-secondary:hover {
    transform: none;
  }
}