/* =============================================
   GENV: red accent on shared terminal shell
   ============================================= */

:root {
  --genv-bg:           var(--bg);
  --genv-surface:      var(--surface);
  --genv-surface-2:    var(--surface-2);

  --genv-border:       var(--border);
  --genv-border-hover: var(--border-strong);

  --genv-text:         var(--text);
  --genv-text-mid:     var(--text);
  --genv-text-muted:   var(--text-muted);

  --genv-accent:       var(--accent);
  --genv-accent-hover: var(--accent-hover);

  --genv-shadow:       var(--shadow);
  --genv-shadow-lg:    var(--shadow-hover);

  --genv-radius:       var(--radius);
  --genv-radius-lg:    var(--radius-lg);
  --genv-transition:   background var(--transition), border-color var(--transition), color var(--transition), transform var(--transition), box-shadow var(--transition);
  --genv-font:         var(--font-sans);
  --genv-mono:         var(--font-mono);
}

/* ---- Hard-coded color overrides ---- */
.card {
  border-color: var(--genv-border);
}

.card::before {
  background: linear-gradient(135deg, var(--accent-dim), transparent 55%);
}

.burger-btn {
  border-color: var(--genv-border);
}

.logo-icon {
  filter: drop-shadow(0 2px 8px rgba(0, 0, 0, 0.6));
}

.menu-overlay {
  background: rgba(0, 0, 0, 0.7);
}

.changelog-body {
  border-color: var(--genv-border);
}

/* ---- GENV Hero Tagline ---- */
.genv-hero-tagline {
  font-size: 1.05rem;
  color: var(--genv-text-muted);
  margin-bottom: 1.25rem;
  max-width: 640px;
  line-height: 1.6;
}

.stack {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.os-label {
  font-size: 0.78rem;
  color: var(--genv-text-muted);
  margin-bottom: 0.4rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.flag-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
  margin-top: 0.75rem;
}

.flag-list li {
  font-size: 0.88rem;
  color: var(--genv-text-muted);
}

.code-inline {
  font-size: 0.82rem;
  background: rgba(255, 255, 255, 0.08);
  padding: 0.1em 0.4em;
  border-radius: 0.3rem;
  color: #c8d3e8;
}

.genv-prose {
  font-size: 0.92rem;
  color: var(--genv-text-muted);
  margin-bottom: 1rem;
}

.genv-prose a {
  color: var(--genv-accent);
  font-weight: 600;
  text-decoration: none;
}

.genv-install-block.wide {
  align-items: flex-start;
  width: 100%;
  box-sizing: border-box;
}

.cmd-stack {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  flex: 1;
  min-width: 0;
}

/* ---- Install Command Block ---- */
.genv-install-block {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  background: rgba(0, 0, 0, 0.55);
  border: 1px solid var(--genv-border);
  border-radius: var(--genv-radius);
  padding: 0.85rem 1.5rem;
  font-family: var(--genv-mono);
  font-size: 0.95rem;
  color: var(--genv-text);
  letter-spacing: 0.01em;
}

/* ---- Copy Button ---- */
.copy-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  width: 1.75rem;
  height: 1.75rem;
  padding: 0;
  margin-left: auto;
  background: transparent;
  border: 1px solid rgba(100, 100, 100, 0.4);
  border-radius: 0.375rem;
  color: var(--genv-text-muted);
  cursor: pointer;
  transition: var(--genv-transition);
}

.copy-btn:hover {
  background: rgba(80, 80, 80, 0.4);
  border-color: rgba(160, 160, 160, 0.5);
  color: var(--genv-text);
}

.copy-btn.copied {
  border-color: rgba(180, 180, 180, 0.7);
  color: var(--genv-accent-hover);
}

.copy-btn svg {
  width: 0.875rem;
  height: 0.875rem;
  pointer-events: none;
}

/* ---- CTA Buttons ---- */
.genv-cta-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.25rem;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.65rem 1.4rem;
  background: rgba(80, 80, 80, 0.85);
  color: #f0f0f0;
  font-family: var(--genv-font);
  font-size: 0.9rem;
  font-weight: 700;
  border: 1px solid rgba(120, 120, 120, 0.5);
  border-radius: 999px;
  text-decoration: none;
  transition: var(--genv-transition);
}

.btn-primary:hover {
  background: rgba(105, 105, 105, 0.9);
  border-color: rgba(160, 160, 160, 0.6);
  transform: translateY(-2px);
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.65rem 1.4rem;
  background: transparent;
  color: var(--genv-text-mid);
  font-family: var(--genv-font);
  font-size: 0.9rem;
  font-weight: 700;
  border: 1px solid rgba(70, 70, 70, 0.55);
  border-radius: 999px;
  text-decoration: none;
  transition: var(--genv-transition);
}

.btn-secondary:hover {
  background: rgba(50, 50, 50, 0.6);
  border-color: rgba(120, 120, 120, 0.6);
  transform: translateY(-2px);
}

/* ---- Features Grid ---- */
.genv-features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 1.25rem;
}

/* ---- Feature Cards ---- */
.genv-feature-card {
  background: var(--genv-surface-2);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--genv-border);
  border-radius: var(--genv-radius-lg);
  box-shadow: var(--genv-shadow);
  padding: 1.5rem 1.6rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  transition: var(--genv-transition);
  animation: fadeUp 0.6s ease both;
}

.genv-feature-card:hover {
  transform: translateY(-4px) scale(1.01);
  box-shadow: var(--genv-shadow-lg);
  border-color: var(--genv-border-hover);
}

.genv-feature-icon {
  font-size: 2rem;
  line-height: 1;
  margin-bottom: 0.25rem;
}

.genv-feature-title {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--genv-text-mid);
}

.genv-feature-desc {
  font-size: 0.88rem;
  color: var(--genv-text-muted);
  line-height: 1.6;
}

/* ---- Platforms Table ---- */
.genv-platform-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--genv-surface-2);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--genv-border);
  border-radius: var(--genv-radius-lg);
  overflow: hidden;
  box-shadow: var(--genv-shadow);
}

.genv-platform-table th {
  padding: 0.85rem 1.25rem;
  text-align: left;
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--genv-accent);
  background: rgba(0, 0, 0, 0.3);
  border-bottom: 1px solid var(--genv-border);
}

.genv-platform-table td {
  padding: 0.85rem 1.25rem;
  font-size: 0.9rem;
  color: var(--genv-text);
  border-bottom: 1px solid rgba(50, 50, 50, 0.5);
}

.genv-platform-table tr:last-child td {
  border-bottom: none;
}

.genv-platform-table tr:hover td {
  background: rgba(55, 55, 55, 0.3);
}

.code-tag {
  display: inline-block;
  font-family: var(--genv-mono);
  font-size: 0.78rem;
  font-weight: 600;
  padding: 0.15em 0.5em;
  background: rgba(0, 0, 0, 0.4);
  border: 1px solid rgba(80, 80, 80, 0.5);
  border-radius: 0.3rem;
  color: var(--genv-accent);
  margin: 0.1em 0.2em;
}

/* ---- Code Blocks ---- */
.genv-code-block {
  background: rgba(0, 0, 0, 0.6);
  border: 1px solid var(--genv-border);
  border-radius: var(--genv-radius);
  padding: 1.4rem 1.5rem;
  font-family: var(--genv-mono);
  font-size: 0.875rem;
  color: var(--genv-accent-hover);
  line-height: 1.75;
  overflow-x: auto;
  white-space: pre;
  tab-size: 2;
  box-shadow: var(--genv-shadow);
}

.genv-code-block .comment {
  color: #6a6a6a;
  font-style: italic;
}

/* ---- Roadmap List ---- */
.genv-roadmap-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.genv-roadmap-list li {
  display: flex;
  align-items: flex-start;
  gap: 0.85rem;
  padding: 0.85rem 1.25rem;
  background: var(--genv-surface-2);
  border: 1px solid var(--genv-border);
  border-radius: 0.875rem;
  transition: var(--genv-transition);
}

.genv-roadmap-list li:hover {
  border-color: var(--genv-border-hover);
  box-shadow: var(--genv-shadow);
}

.milestone-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 2.2rem;
  height: 1.7rem;
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0 0.5em;
  background: rgba(0, 0, 0, 0.4);
  border: 1px solid rgba(100, 100, 100, 0.5);
  border-radius: 999px;
  color: var(--genv-accent);
  flex-shrink: 0;
  margin-top: 0.05rem;
}

.milestone-badge.complete {
  background: rgba(50, 50, 50, 0.6);
  border-color: rgba(180, 180, 180, 0.7);
  color: var(--genv-accent-hover);
}

.milestone-text {
  font-size: 0.9rem;
  color: var(--genv-text-mid);
  line-height: 1.5;
}

/* ---- CTA Section ---- */
.genv-cta {
  background: rgba(0, 0, 0, 0.4);
  border: 1px solid var(--genv-border);
  border-radius: var(--genv-radius-lg);
  padding: 2.5rem 2rem;
  text-align: center;
  box-shadow: var(--genv-shadow);
}

.genv-cta-title {
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--genv-text);
  margin-bottom: 0.6rem;
  letter-spacing: -0.02em;
}

.genv-cta-desc {
  font-size: 0.95rem;
  color: var(--genv-text-muted);
  max-width: 540px;
  margin: 0 auto 0.5rem;
  line-height: 1.6;
}

/* ---- Announcement Banner (dark gradient) ---- */
.announcement-banner {
  background: linear-gradient(135deg, #1a1a1a 0%, #2e2e2e 100%);
  border-bottom: 1px solid var(--genv-border);
}

/* ---- Side Menu Section Label ---- */
.side-menu-section-label {
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--genv-text-muted);
  padding: 0.9rem 1.5rem 0.4rem;
  margin: 0;
}

/* ---- Responsive ---- */
@media (max-width: 768px) {
  .genv-features-grid {
    grid-template-columns: 1fr;
  }

  .genv-cta {
    padding: 2rem 1.25rem;
  }

  .genv-install-block {
    font-size: 0.82rem;
    padding: 0.75rem 1.1rem;
  }
}