/* ==========================================================================
   Valora Store — Stylesheet
   Theme: Hitam & Merah (Black & Red Solid Palette)
   No Gradients, No Emojis, Original Logo Preserved, Symmetrical Responsive Grid
   ========================================================================== */

/* --------------------------------------------------------------------------
   Design Tokens (Hitam & Merah Solid)
   -------------------------------------------------------------------------- */
:root {
  /* Dark Theme Palette (Default: Pure Black & Bold Red) */
  --bg-primary: #0a0a0a;
  --bg-secondary: #121212;
  --bg-surface: #181818;
  --bg-card: #141414;
  --bg-card-hover: #1c1c1c;
  --bg-header: #0a0a0a;

  --border-subtle: #242424;
  --border-medium: #333333;
  --border-focus: #dc2626;

  --text-primary: #ffffff;
  --text-secondary: #a3a3a3;
  --text-muted: #737373;
  --text-inverse: #0a0a0a;

  /* Solid Red Accents */
  --accent-primary: #dc2626; /* Crimson Red */
  --accent-primary-hover: #b91c1c; /* Deep Red */
  --accent-secondary: #1a1a1a;
  --accent-secondary-hover: #262626;
  --accent-red-subtle: #261214;
  --accent-red-border: #451216;

  /* Status Colors */
  --color-danger: #dc2626;
  --color-warning: #eab308;
  --color-success: #16a34a;

  /* Typography */
  --font-sans: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  /* Shadows (Subtle Flat Shadows) */
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.5);
  --shadow-md: 0 4px 14px rgba(0, 0, 0, 0.6);
  --shadow-lg: 0 10px 28px rgba(0, 0, 0, 0.75);

  /* Layout & Spacing */
  --container-max: 1160px;
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;
  --radius-full: 9999px;

  /* Transitions */
  --transition-fast: 0.15s ease;
  --transition-base: 0.2s ease;
}

/* Light Theme Variables (Clean High-Contrast White, Grey & Red) */
[data-theme="light"] {
  --bg-primary: #ffffff;
  --bg-secondary: #f5f5f5;
  --bg-surface: #e5e5e5;
  --bg-card: #ffffff;
  --bg-card-hover: #f9f9f9;
  --bg-header: #ffffff;

  --border-subtle: #e5e5e5;
  --border-medium: #d4d4d4;
  --border-focus: #dc2626;

  --text-primary: #0a0a0a;
  --text-secondary: #525252;
  --text-muted: #737373;
  --text-inverse: #ffffff;

  --accent-primary: #dc2626;
  --accent-primary-hover: #b91c1c;
  --accent-secondary: #f5f5f5;
  --accent-secondary-hover: #e5e5e5;
  --accent-red-subtle: #fef2f2;
  --accent-red-border: #fecaca;

  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.08);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.12);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-sans);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
  transition: background-color var(--transition-base), color var(--transition-base);
  min-height: 100vh;
}

a {
  color: inherit;
  text-decoration: none;
}

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
  outline: none;
}

code {
  font-family: var(--font-mono);
  font-size: 0.88em;
}

/* Containers */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-left: auto;
  margin-right: auto;
  padding-left: 1.25rem;
  padding-right: 1.25rem;
}

.max-w-narrow {
  max-width: 800px;
}

/* --------------------------------------------------------------------------
   Header & Navigation
   -------------------------------------------------------------------------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: var(--bg-header);
  border-bottom: 1px solid var(--border-subtle);
  transition: background-color var(--transition-base), border-color var(--transition-base);
}

.header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-weight: 700;
  font-size: 1.15rem;
}

.logo-img {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  object-fit: contain;
  display: block;
}

.brand-text {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.brand-title {
  color: var(--text-primary);
  letter-spacing: -0.01em;
}

.version-tag {
  font-size: 0.7rem;
  font-weight: 600;
  font-family: var(--font-mono);
  background-color: var(--accent-red-subtle);
  color: var(--accent-primary);
  padding: 0.15rem 0.45rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--accent-red-border);
}

.main-nav .nav-links {
  display: flex;
  list-style: none;
  gap: 1.75rem;
  align-items: center;
}

.nav-link {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-secondary);
  transition: color var(--transition-fast);
}

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

.header-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.theme-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  background-color: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
  transition: all var(--transition-fast);
}

.theme-toggle:hover {
  color: var(--text-primary);
  border-color: var(--border-medium);
}

[data-theme="dark"] .sun-icon {
  display: block;
}
[data-theme="dark"] .moon-icon {
  display: none;
}
[data-theme="light"] .sun-icon {
  display: none;
}
[data-theme="light"] .moon-icon {
  display: block;
}

.btn-github {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.45rem 0.85rem;
  border-radius: var(--radius-sm);
  background-color: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  color: var(--text-primary);
  font-size: 0.85rem;
  font-weight: 600;
  transition: all var(--transition-fast);
}

.btn-github:hover {
  border-color: var(--border-medium);
  background-color: var(--bg-card-hover);
}

.mobile-toggle {
  display: none;
  flex-direction: column;
  justify-content: space-around;
  width: 36px;
  height: 36px;
  padding: 8px 6px;
  border-radius: var(--radius-sm);
  background-color: var(--bg-surface);
  border: 1px solid var(--border-subtle);
}

.hamburger-line {
  width: 100%;
  height: 2px;
  background-color: var(--text-primary);
  border-radius: 2px;
  transition: all var(--transition-fast);
}

.mobile-drawer {
  display: none;
  background-color: var(--bg-secondary);
  border-bottom: 1px solid var(--border-subtle);
  padding: 1.25rem 1.5rem;
}

.mobile-drawer.active {
  display: block;
}

.mobile-nav-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
}

.mobile-nav-link {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
  display: block;
  padding: 0.35rem 0;
}

.mobile-drawer-footer {
  margin-top: 1.25rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border-subtle);
}

/* --------------------------------------------------------------------------
   Buttons (Solid Colors - Red & Dark Accent)
   -------------------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  font-weight: 600;
  font-size: 0.925rem;
  border-radius: var(--radius-md);
  padding: 0.7rem 1.35rem;
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.btn-sm {
  padding: 0.4rem 0.85rem;
  font-size: 0.85rem;
  border-radius: var(--radius-sm);
}

.btn-lg {
  padding: 0.8rem 1.6rem;
  font-size: 1rem;
  border-radius: var(--radius-md);
}

.btn-block {
  width: 100%;
}

.btn-primary {
  background-color: var(--accent-primary);
  color: #ffffff;
  border: 1px solid var(--accent-primary);
}

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

.btn-secondary {
  background-color: var(--bg-surface);
  color: var(--text-primary);
  border: 1px solid var(--border-medium);
}

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

.btn-outline {
  background-color: transparent;
  border: 1px solid var(--border-medium);
  color: var(--text-secondary);
}

.btn-outline:hover {
  color: var(--text-primary);
  border-color: var(--accent-primary);
  background-color: var(--accent-red-subtle);
}

/* --------------------------------------------------------------------------
   Hero Section
   -------------------------------------------------------------------------- */
.hero-section {
  padding: 4.5rem 0 3.5rem;
}

.hero-container {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 3rem;
  align-items: center;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background-color: var(--bg-surface);
  border: 1px solid var(--border-medium);
  padding: 0.35rem 0.85rem;
  border-radius: var(--radius-full);
  font-size: 0.825rem;
  font-weight: 500;
  color: var(--text-secondary);
  margin-bottom: 1.5rem;
}

.badge-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background-color: var(--accent-primary);
}

.hero-title {
  font-size: clamp(2.2rem, 3.8vw, 3.4rem);
  font-weight: 800;
  line-height: 1.18;
  letter-spacing: -0.025em;
  margin-bottom: 1.25rem;
  color: var(--text-primary);
}

.hero-subtitle {
  font-size: 1.1rem;
  line-height: 1.65;
  color: var(--text-secondary);
  margin-bottom: 2rem;
  max-width: 560px;
}

.hero-actions {
  display: flex;
  align-items: stretch;
  gap: 0.85rem;
  margin-bottom: 2rem;
  flex-wrap: wrap;
}

.cta-dropdown-wrapper {
  position: relative;
  display: inline-flex;
}

#heroMainDownloadBtn {
  border-top-right-radius: 0;
  border-bottom-right-radius: 0;
  padding-right: 1.2rem;
}

.btn-dropdown-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--accent-primary-hover);
  color: #ffffff;
  border: 1px solid var(--accent-primary-hover);
  border-left: 1px solid rgba(255, 255, 255, 0.2);
  border-top-right-radius: var(--radius-md);
  border-bottom-right-radius: var(--radius-md);
  padding: 0 0.85rem;
  transition: background-color var(--transition-fast);
}

.btn-dropdown-toggle:hover {
  background-color: #991b1b;
}

.btn-text-group {
  display: flex;
  flex-direction: column;
  text-align: left;
}

.btn-label {
  font-size: 0.95rem;
  line-height: 1.2;
}

.btn-subtext {
  font-size: 0.72rem;
  opacity: 0.85;
  font-weight: 400;
}

.platform-quick-dropdown {
  position: absolute;
  top: calc(100% + 6px);
  left: 0;
  width: 270px;
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  padding: 0.4rem;
  z-index: 50;
  display: none;
}

.platform-quick-dropdown.active {
  display: block;
}

.dropdown-item {
  display: block;
  padding: 0.6rem 0.8rem;
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  font-size: 0.85rem;
  transition: background-color var(--transition-fast);
}

.dropdown-item:hover {
  background-color: var(--bg-surface);
  color: var(--text-primary);
}

/* Trust Badges with Solid Red Checkmarks */
.hero-trust-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem 1.25rem;
}

.trust-pill {
  font-size: 0.825rem;
  color: var(--text-secondary);
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
}

.check-icon {
  color: var(--accent-primary);
  flex-shrink: 0;
}

/* --------------------------------------------------------------------------
   Terminal / Spec Showcase (Solid Black & Red Accent)
   -------------------------------------------------------------------------- */
.hero-visual {
  display: flex;
  justify-content: center;
}

.spec-terminal-card {
  width: 100%;
  max-width: 480px;
  background-color: var(--bg-card);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
  overflow: hidden;
}

.spec-card-header {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.65rem 1rem;
  background-color: var(--bg-secondary);
  border-bottom: 1px solid var(--border-subtle);
}

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

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

.dot.red { background-color: var(--accent-primary); }
.dot.dark { background-color: #333333; }
.dot.red-outline {
  border: 1px solid var(--accent-primary);
  background-color: transparent;
}

.spec-card-title {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--text-muted);
}

.spec-card-body {
  padding: 1.25rem 1.4rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.spec-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.875rem;
  padding: 0.2rem 0;
}

.spec-key {
  color: var(--text-muted);
  font-weight: 500;
}

.spec-val {
  color: var(--text-primary);
  font-weight: 600;
  font-family: var(--font-mono);
  font-size: 0.825rem;
  text-align: right;
}

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

.spec-divider {
  height: 1px;
  background-color: var(--border-subtle);
  margin: 0.35rem 0;
}

.spec-cli-line {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  background-color: var(--bg-primary);
  padding: 0.65rem 0.85rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-subtle);
}

.cli-prompt {
  color: var(--accent-primary);
  font-weight: 700;
}

.cli-command {
  color: var(--text-primary);
  flex-grow: 1;
}

.cli-badge {
  font-size: 0.7rem;
  background-color: var(--accent-red-subtle);
  color: var(--accent-primary);
  padding: 0.15rem 0.45rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--accent-red-border);
}

/* --------------------------------------------------------------------------
   Key Stats
   -------------------------------------------------------------------------- */
.stats-section {
  padding: 2.25rem 0;
  border-top: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
  background-color: var(--bg-secondary);
}

.stats-container {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
}

.stat-card {
  text-align: center;
  padding: 0.75rem 0.5rem;
}

.stat-number {
  font-size: 2.4rem;
  font-weight: 800;
  color: var(--accent-primary);
  line-height: 1.1;
  margin-bottom: 0.3rem;
  font-family: var(--font-sans);
}

.stat-label {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.2rem;
}

.stat-desc {
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* --------------------------------------------------------------------------
   Section Common Styles
   -------------------------------------------------------------------------- */
.section {
  padding: 5rem 0;
  position: relative;
}

.section-header {
  margin-bottom: 3rem;
}

.text-center {
  text-align: center;
}

.section-tag {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--accent-primary);
  background-color: var(--accent-red-subtle);
  border: 1px solid var(--accent-red-border);
  padding: 0.25rem 0.75rem;
  border-radius: var(--radius-full);
  margin-bottom: 0.75rem;
}

.section-title {
  font-size: clamp(1.75rem, 2.8vw, 2.35rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 0.75rem;
  color: var(--text-primary);
}

.section-subtitle {
  font-size: 1rem;
  color: var(--text-secondary);
  max-width: 580px;
  margin-left: auto;
  margin-right: auto;
}

/* --------------------------------------------------------------------------
   Features Grid (Neat, Symmetrical 3x2 Grid)
   -------------------------------------------------------------------------- */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.feature-card {
  background-color: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 1.85rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  height: 100%;
  transition: border-color var(--transition-fast), background-color var(--transition-fast);
}

.feature-card:hover {
  border-color: var(--accent-primary);
  background-color: var(--bg-card-hover);
}

.feature-icon-wrapper {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  background-color: var(--accent-red-subtle);
  color: var(--accent-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
  border: 1px solid var(--accent-red-border);
}

.feature-content h3 {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 0.65rem;
  color: var(--text-primary);
}

.feature-content p {
  color: var(--text-secondary);
  font-size: 0.92rem;
  line-height: 1.6;
}

.feature-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  margin-top: 1.5rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border-subtle);
}

.mini-tag {
  font-size: 0.75rem;
  font-weight: 600;
  background-color: var(--bg-surface);
  color: var(--text-secondary);
  padding: 0.2rem 0.55rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-subtle);
}

/* --------------------------------------------------------------------------
   Platforms & Downloads
   -------------------------------------------------------------------------- */
.platforms-section {
  background-color: var(--bg-secondary);
}

.platform-tabs {
  display: flex;
  justify-content: center;
  gap: 0.6rem;
  margin-bottom: 2rem;
  flex-wrap: wrap;
}

.platform-tab {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.65rem 1.5rem;
  font-size: 0.925rem;
  font-weight: 600;
  border-radius: var(--radius-md);
  background-color: var(--bg-card);
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
  transition: all var(--transition-fast);
}

.platform-tab:hover {
  border-color: var(--border-medium);
  color: var(--text-primary);
}

.platform-tab.active {
  background-color: var(--accent-primary);
  color: #ffffff;
  border-color: var(--accent-primary);
}

.platform-panels-wrapper {
  background-color: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 2.25rem;
}

.platform-panel {
  display: none;
}

.platform-panel.active {
  display: block;
}

.panel-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2.5rem;
  align-items: center;
}

.os-badge-header {
  display: flex;
  gap: 0.65rem;
  margin-bottom: 0.85rem;
  flex-wrap: wrap;
}

.os-tag {
  font-size: 0.75rem;
  font-weight: 700;
  background-color: var(--accent-red-subtle);
  color: var(--accent-primary);
  padding: 0.2rem 0.55rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--accent-red-border);
}

.os-arch {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-muted);
  align-self: center;
}

.panel-info h3 {
  font-size: 1.55rem;
  font-weight: 800;
  margin-bottom: 0.75rem;
}

.panel-info p {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.6;
  margin-bottom: 1.75rem;
}

.download-action-group {
  display: flex;
  gap: 0.85rem;
  flex-wrap: wrap;
}

/* Terminal Box Component */
.terminal-box {
  background-color: var(--bg-primary);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-sm);
  overflow: hidden;
}

.mt-3 {
  margin-top: 0.85rem;
}

.terminal-header {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 0.5rem 0.85rem;
  background-color: var(--bg-surface);
  border-bottom: 1px solid var(--border-subtle);
}

.term-dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
}

.term-dot.red { background-color: var(--accent-primary); }
.term-dot.dark { background-color: #333333; }
.term-dot.red-outline {
  border: 1px solid var(--accent-primary);
  background-color: transparent;
}

.term-title {
  font-size: 0.75rem;
  color: var(--text-muted);
  font-family: var(--font-mono);
  margin-left: 0.4rem;
}

.terminal-body {
  padding: 0.85rem 1rem;
  display: flex;
  align-items: center;
  gap: 0.65rem;
  overflow-x: auto;
}

.term-prompt {
  color: var(--accent-primary);
  font-family: var(--font-mono);
  font-weight: 700;
  user-select: none;
}

.term-code {
  font-family: var(--font-mono);
  color: var(--text-primary);
  font-size: 0.85rem;
  flex-grow: 1;
  word-break: break-all;
}

.copy-btn {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-medium);
  color: var(--text-secondary);
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.28rem 0.6rem;
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.copy-btn:hover {
  background-color: var(--accent-primary);
  color: #ffffff;
  border-color: var(--accent-primary);
}

.panel-tips {
  margin-top: 0.85rem;
  font-size: 0.825rem;
  color: var(--text-secondary);
}

.mini-code {
  display: block;
  margin-top: 0.35rem;
  background-color: var(--bg-surface);
  padding: 0.35rem 0.6rem;
  border-radius: var(--radius-sm);
  color: var(--accent-primary);
  font-size: 0.82rem;
  word-break: break-all;
}

/* --------------------------------------------------------------------------
   Architecture Tech Grid
   -------------------------------------------------------------------------- */
.tech-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
}

.tech-card {
  background-color: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 1.75rem;
  text-align: center;
  transition: border-color var(--transition-fast);
}

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

.tech-icon-box {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  background-color: var(--accent-red-subtle);
  color: var(--accent-primary);
  border: 1px solid var(--accent-red-border);
  margin-bottom: 1rem;
}

.tech-card h4 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 0.45rem;
  color: var(--text-primary);
}

.tech-card p {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

/* --------------------------------------------------------------------------
   FAQ Accordion
   -------------------------------------------------------------------------- */
.accordion {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.accordion-item {
  background-color: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: border-color var(--transition-fast);
}

.accordion-item.active {
  border-color: var(--accent-primary);
}

.accordion-header {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.15rem 1.35rem;
  text-align: left;
  background: none;
  color: var(--text-primary);
  font-size: 1rem;
  font-weight: 700;
  gap: 1rem;
}

.accordion-header:hover {
  background-color: var(--bg-card-hover);
}

.accordion-icon {
  font-size: 1.3rem;
  line-height: 1;
  color: var(--accent-primary);
  transition: transform var(--transition-fast);
}

.accordion-item.active .accordion-icon {
  transform: rotate(45deg);
}

.accordion-body {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.25s ease;
}

.accordion-item.active .accordion-body {
  max-height: 300px;
}

.accordion-body p {
  padding: 0 1.35rem 1.15rem;
  color: var(--text-secondary);
  font-size: 0.925rem;
  line-height: 1.6;
}

/* --------------------------------------------------------------------------
   Bottom CTA Banner (Hitam & Merah Solid)
   -------------------------------------------------------------------------- */
.cta-banner-section {
  padding-bottom: 5rem;
}

.cta-banner {
  background-color: var(--bg-card);
  border: 1px solid var(--border-medium);
  border-left: 4px solid var(--accent-primary);
  border-radius: var(--radius-md);
  padding: 3.5rem 1.5rem;
  text-align: center;
}

.cta-banner-content {
  max-width: 620px;
  margin: 0 auto;
}

.cta-banner-title {
  font-size: clamp(1.75rem, 3vw, 2.35rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 0.85rem;
  color: var(--text-primary);
}

.cta-banner-desc {
  font-size: 1.05rem;
  color: var(--text-secondary);
  margin-bottom: 2rem;
}

.cta-banner-buttons {
  display: flex;
  justify-content: center;
  gap: 0.85rem;
  flex-wrap: wrap;
}

/* --------------------------------------------------------------------------
   Footer
   -------------------------------------------------------------------------- */
.site-footer {
  background-color: var(--bg-secondary);
  border-top: 1px solid var(--border-subtle);
  padding: 4rem 0 2rem;
}

.footer-container {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 2.5rem;
  margin-bottom: 3rem;
}

.brand-col .footer-logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 0.85rem;
  font-weight: 700;
  font-size: 1.15rem;
}

.footer-tagline {
  color: var(--text-secondary);
  font-size: 0.9rem;
  line-height: 1.6;
  margin-bottom: 0.85rem;
  max-width: 320px;
}

.footer-license {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.footer-license a {
  color: var(--accent-primary);
  text-decoration: underline;
}

.footer-heading {
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-primary);
  margin-bottom: 1rem;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

.footer-links a {
  font-size: 0.85rem;
  color: var(--text-secondary);
  transition: color var(--transition-fast);
}

.footer-links a:hover {
  color: var(--accent-primary);
}

.footer-bottom {
  border-top: 1px solid var(--border-subtle);
  padding-top: 1.75rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  text-align: center;
}

.copyright {
  font-size: 0.825rem;
  color: var(--text-secondary);
}

.disclaimer {
  font-size: 0.75rem;
  color: var(--text-muted);
  max-width: 800px;
  margin: 0 auto;
  line-height: 1.5;
}

/* --------------------------------------------------------------------------
   Responsive Breakpoints (Mobile Focused)
   -------------------------------------------------------------------------- */
@media (max-width: 1024px) {
  .hero-container {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 2.5rem;
  }

  .hero-subtitle {
    margin-left: auto;
    margin-right: auto;
  }

  .hero-actions {
    justify-content: center;
  }

  .hero-trust-badges {
    justify-content: center;
  }

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

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

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

@media (max-width: 768px) {
  .main-nav {
    display: none;
  }

  .header-cta {
    display: none;
  }

  .mobile-toggle {
    display: flex;
  }

  .section {
    padding: 3.5rem 0;
  }

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

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

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

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

  .platform-panels-wrapper {
    padding: 1.5rem;
  }
}

@media (max-width: 480px) {
  .container {
    padding-left: 1rem;
    padding-right: 1rem;
  }

  .hero-section {
    padding: 2.5rem 0 2rem;
  }

  .hero-actions {
    flex-direction: column;
    align-items: stretch;
    width: 100%;
  }

  .cta-dropdown-wrapper {
    width: 100%;
  }

  #heroMainDownloadBtn {
    flex-grow: 1;
    justify-content: center;
  }

  .stats-container {
    grid-template-columns: 1fr;
    gap: 1rem;
  }

  .stat-card {
    padding: 0.5rem 0;
  }

  .stat-number {
    font-size: 2rem;
  }

  .platform-tab {
    width: 100%;
    justify-content: center;
  }

  .platform-panels-wrapper {
    padding: 1.25rem 1rem;
  }

  .spec-terminal-card {
    max-width: 100%;
  }

  .spec-row {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.2rem;
  }

  .spec-val {
    text-align: left;
  }

  .download-action-group {
    flex-direction: column;
    width: 100%;
  }

  .download-action-group .btn {
    width: 100%;
  }

  .cta-banner-buttons {
    flex-direction: column;
    width: 100%;
  }

  .cta-banner-buttons .btn {
    width: 100%;
  }
}