/* -------------------------------------------------------------
   HAITANG BOT - GLOBAL STYLESHEET (PROFESSIONAL MULTI-PAGE)
   No Gradients, Single Primary Brand Color, Clean & Grid-Focused
   ------------------------------------------------------------- */

/* Custom Font Import */
@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@400;500;600;700&family=Inter:wght@400;500;600;700&family=Noto+Sans+TC:wght@400;500;700;900&display=swap');

:root {
  /* Colors - Cobalt Blue & Dark Navy (Strictly Solid, No Gradients) */
  --bg-main: #0b0f19;          /* Deep Slate Dark Navy */
  --bg-surface: #111827;       /* Card/Section Surface Dark Gray */
  --bg-surface-hover: #1e293b; /* Hover card state */
  --primary: #2563eb;          /* Solid Cobalt Blue Accent */
  --primary-hover: #1d4ed8;    /* Darker Cobalt */
  --border-color: #1f2937;     /* Subtle Gray Divider */
  --border-hover: #374151;     /* Active/Hover Border */
  
  /* Text Colors */
  --text-main: #f9fafb;        /* High contrast white */
  --text-secondary: #9ca3af;   /* Muted body text */
  --text-muted: #6b7280;       /* Muted captions/meta */
  --text-success: #10b981;     /* Uptime/Status Indicator */
  
  /* Layout Specs */
  --container-width: 1080px;
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --transition-fast: 0.15s ease;
  --transition-normal: 0.25s ease;
}

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

html {
  scroll-behavior: smooth;
  background-color: var(--bg-main);
  color: var(--text-main);
  font-family: 'Inter', 'Noto Sans TC', sans-serif;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background-color: var(--bg-main);
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-family: 'Space Grotesk', 'Noto Sans TC', sans-serif;
  font-weight: 700;
  color: var(--text-main);
  line-height: 1.25;
}

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

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

/* Layout Containers */
.container {
  width: 100%;
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 24px;
}

main {
  flex-grow: 1;
}

/* Clean Section Layouts */
section {
  padding: 80px 0;
}

.section-alt {
  background-color: var(--bg-surface);
  border-top: 1px solid var(--border-color);
  border-bottom: 1px solid var(--border-color);
}

.section-header {
  max-width: 680px;
  margin-bottom: 48px;
}

.section-header .subtitle {
  color: var(--text-secondary);
  font-size: 1.1rem;
  margin-top: 8px;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--primary);
  font-weight: 600;
  margin-bottom: 12px;
}

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

/* Buttons */
.btn-group {
  display: inline-flex;
  flex-wrap: wrap;
  gap: 12px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 20px;
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  cursor: pointer;
  transition: all var(--transition-fast);
}

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

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

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

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

/* Icons */
.icon-svg {
  width: 20px;
  height: 20px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
  flex-shrink: 0;
}

/* Header & Nav */
header {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: rgba(11, 15, 25, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-color);
}

.navbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--text-main);
}

.brand-logo svg {
  width: 28px;
  height: 28px;
  stroke: var(--primary);
  stroke-width: 2.5;
  fill: none;
}

.brand-meta {
  display: flex;
  flex-direction: column;
}

.brand-title {
  font-size: 1.1rem;
  font-weight: 700;
  line-height: 1.1;
}

.brand-subtitle {
  font-size: 0.7rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-weight: 600;
}

.nav-menu {
  display: flex;
  list-style: none;
  gap: 32px;
}

.nav-link {
  color: var(--text-secondary);
  font-size: 0.95rem;
  font-weight: 500;
  position: relative;
  padding: 4px 0;
}

.nav-link:hover, .nav-link.active {
  color: var(--text-main);
}

.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background-color: var(--primary);
}

.nav-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--text-main);
  cursor: pointer;
  padding: 4px;
}

/* Footer styling */
footer {
  background-color: var(--bg-surface);
  border-top: 1px solid var(--border-color);
  padding: 64px 0 32px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 48px;
}

.footer-brand-desc {
  color: var(--text-secondary);
  font-size: 0.95rem;
  margin-top: 12px;
  max-width: 320px;
}

.footer-nav-title {
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
  margin-bottom: 16px;
  font-weight: 600;
}

.footer-menu {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-menu a {
  color: var(--text-secondary);
  font-size: 0.9rem;
}

.footer-menu a:hover {
  color: var(--text-main);
}

.footer-bottom {
  border-top: 1px solid var(--border-color);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* Card grids & components */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.card {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 32px;
  transition: all var(--transition-normal);
}

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

.card-icon {
  width: 44px;
  height: 44px;
  background-color: var(--bg-main);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  margin-bottom: 20px;
}

.card-title {
  font-size: 1.25rem;
  margin-bottom: 12px;
}

.card-desc {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.6;
}

/* Feature Tables (Used in detailed features list) */
.table-wrapper {
  overflow-x: auto;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  margin-top: 24px;
}

table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.95rem;
}

th {
  background-color: var(--bg-surface);
  color: var(--text-main);
  font-weight: 600;
  padding: 12px 16px;
  border-bottom: 1px solid var(--border-color);
}

td {
  padding: 14px 16px;
  border-bottom: 1px solid var(--border-color);
  color: var(--text-secondary);
  background-color: var(--bg-main);
}

tr:last-child td {
  border-bottom: none;
}

code {
  font-family: 'SFMono-Regular', Consolas, 'Liberation Mono', Menlo, monospace;
  background-color: var(--bg-surface);
  color: var(--primary);
  padding: 2px 6px;
  border-radius: var(--radius-sm);
  font-size: 0.85em;
  border: 1px solid var(--border-color);
}

/* Hero Section Specifics */
.hero-wrapper {
  padding: 100px 0 80px;
}

.hero-layout {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 48px;
  align-items: center;
}

.hero-title {
  font-size: 3.5rem;
  letter-spacing: -0.02em;
  margin-bottom: 20px;
}

.hero-description {
  font-size: 1.15rem;
  color: var(--text-secondary);
  margin-bottom: 32px;
  max-width: 560px;
}

/* Status Dashboard Widget */
.status-panel {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 24px;
}

.status-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border-color);
}

.status-title {
  font-size: 1rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-secondary);
  font-weight: 600;
}

.status-indicator {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--text-success);
  font-size: 0.9rem;
  font-weight: 600;
}

.status-indicator-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: var(--text-success);
}

.status-stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}

.stat-item {
  display: flex;
  flex-direction: column;
}

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

.stat-val {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-main);
  margin-top: 4px;
}

/* Developer Grid styling */
.dev-grid-simple {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.dev-card-simple {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 32px;
  text-align: center;
  transition: all var(--transition-normal);
}

.dev-card-simple:hover {
  border-color: var(--primary);
  background-color: var(--bg-surface-hover);
}

.dev-avatar-simple {
  width: 96px;
  height: 96px;
  border-radius: 50%;
  border: 2px solid var(--primary);
  background-color: var(--bg-main);
  margin: 0 auto 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
}

.dev-avatar-simple svg {
  width: 48px;
  height: 48px;
}

.dev-name-simple {
  font-size: 1.35rem;
  margin-bottom: 12px;
  font-weight: 700;
}

.dev-bio-simple {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.6;
  text-align: left;
}

/* Blog / Timeline styling */
.filter-tabs {
  display: flex;
  gap: 12px;
  margin-bottom: 32px;
  list-style: none;
}

.filter-btn {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
  padding: 8px 16px;
  border-radius: var(--radius-md);
  font-size: 0.9rem;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.filter-btn.active, .filter-btn:hover {
  background-color: var(--primary);
  border-color: var(--primary);
  color: #ffffff;
}

.blog-list {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.blog-item {
  display: grid;
  grid-template-columns: 180px 1fr;
  background-color: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: border-color var(--transition-fast);
}

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

.blog-date-badge {
  background-color: var(--bg-main);
  border-right: 1px solid var(--border-color);
  padding: 32px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
}

.blog-day {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--primary);
  line-height: 1;
}

.blog-year-month {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-top: 4px;
}

.blog-content {
  padding: 32px;
}

.blog-category-tag {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  background-color: var(--bg-main);
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
  padding: 3px 10px;
  border-radius: 999px;
  margin-bottom: 12px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.blog-category-tag.tag-update {
  border-color: var(--primary);
  color: var(--primary);
}

.blog-item-title {
  font-size: 1.35rem;
  margin-bottom: 12px;
}

.blog-item-summary {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.6;
}

/* Legal Page Styling (Tabbed panel with sidebar) */
.legal-layout {
  display: grid;
  grid-template-columns: 260px 1fr;
  gap: 48px;
  align-items: start;
}

.legal-nav {
  position: sticky;
  top: 96px;
  background-color: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.legal-nav-btn {
  background: none;
  border: none;
  color: var(--text-secondary);
  padding: 10px 16px;
  border-radius: var(--radius-md);
  font-size: 0.95rem;
  font-weight: 600;
  text-align: left;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.legal-nav-btn:hover {
  background-color: var(--bg-surface-hover);
  color: var(--text-main);
}

.legal-nav-btn.active {
  background-color: var(--primary);
  color: #ffffff;
}

.legal-content-box {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 40px;
  display: none;
}

.legal-content-box.active {
  display: block;
}

.legal-content-box h2 {
  font-size: 2rem;
  margin-bottom: 16px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border-color);
}

.legal-content-box p {
  color: var(--text-secondary);
  margin-bottom: 24px;
  font-size: 0.98rem;
}

.legal-content-box h3 {
  font-size: 1.25rem;
  margin: 32px 0 16px;
}

.legal-content-box ol, .legal-content-box ul {
  padding-left: 20px;
  margin-bottom: 24px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.legal-content-box li {
  color: var(--text-secondary);
  font-size: 0.98rem;
}

.legal-content-box strong {
  color: var(--text-main);
}

.contact-info-block {
  background-color: var(--bg-main);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 20px;
  margin-top: 24px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.contact-info-row {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.95rem;
}

.contact-info-label {
  color: var(--text-muted);
  width: 100px;
  font-weight: 600;
}

/* =============================================================
   DISCORD INTERACTIVE CHAT MOCKUP
   ============================================================= */
.discord-mockup {
  background-color: #313338; /* Discord dark theme bg */
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  display: grid;
  grid-template-columns: 200px 1fr;
  height: 560px;
  overflow: hidden;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.25);
}

.discord-messages-scroll::-webkit-scrollbar {
  width: 8px;
}

.discord-messages-scroll::-webkit-scrollbar-track {
  background: #2f3136;
}

.discord-messages-scroll::-webkit-scrollbar-thumb {
  background: #1e1f22;
  border-radius: 4px;
}

.discord-sidebar {
  background-color: #2b2d31; /* Discord sidebar bg */
  border-right: 1px solid #1f2023;
  display: flex;
  flex-direction: column;
  padding: 16px 12px;
  user-select: none;
}

.discord-server-header {
  font-size: 0.85rem;
  font-weight: 700;
  color: #f2f3f5;
  margin-bottom: 20px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-bottom: 1px solid #1f2023;
  padding-bottom: 12px;
}

.discord-channels {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.discord-channel {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.9rem;
  color: #949ba4;
  padding: 6px 8px;
  border-radius: var(--radius-sm);
  cursor: pointer;
}

.discord-channel:hover {
  background-color: #35373c;
  color: #dbdee1;
}

.discord-channel.active {
  background-color: #404249;
  color: #f2f3f5;
  font-weight: 500;
}

.discord-channel svg {
  width: 16px;
  height: 16px;
  stroke: #80848e;
  stroke-width: 2.5;
}

.discord-chat-area {
  display: flex;
  flex-direction: column;
  height: 100%;
  background-color: #313338;
}

.discord-messages-scroll {
  flex-grow: 1;
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  overflow-y: auto;
}

.discord-message {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.discord-user-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background-color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #ffffff;
  font-weight: 600;
  font-size: 0.95rem;
  flex-shrink: 0;
  user-select: none;
}

.discord-user-avatar.bot {
  background-color: #2b2d31;
  border: 1px solid var(--primary);
  color: var(--primary);
}

.discord-message-content {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.discord-message-header {
  display: flex;
  align-items: center;
  gap: 8px;
}

.discord-msg-username {
  font-size: 0.95rem;
  font-weight: 600;
  color: #f2f3f5;
}

.discord-bot-tag {
  background-color: #5865f2;
  color: #ffffff;
  font-size: 0.65rem;
  font-weight: 700;
  padding: 1px 4px;
  border-radius: 3px;
  text-transform: uppercase;
}

.discord-msg-timestamp {
  font-size: 0.75rem;
  color: #949ba4;
}

.discord-msg-body {
  font-size: 0.95rem;
  color: #dbdee1;
}

.discord-msg-body code {
  background-color: #2b2d31;
  border: none;
  color: #e3e5e8;
  padding: 2px 4px;
}

/* Discord Embed Card inside mock chat */
.discord-embed-card {
  background-color: #2b2d31;
  border-left: 4px solid var(--primary);
  border-radius: 4px;
  padding: 16px;
  max-width: 520px;
  margin-top: 6px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.discord-embed-title {
  font-size: 1rem;
  font-weight: 700;
  color: #ffffff;
}

.discord-embed-desc {
  font-size: 0.88rem;
  color: #dbdee1;
  line-height: 1.5;
}

.discord-embed-fields {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
  margin-top: 4px;
}

.discord-embed-field {
  display: flex;
  flex-direction: column;
}

.discord-embed-field-name {
  font-size: 0.75rem;
  font-weight: 700;
  color: #949ba4;
  text-transform: uppercase;
  margin-bottom: 2px;
}

.discord-embed-field-value {
  font-size: 0.88rem;
  color: #dbdee1;
}

/* Discord Mockup Interaction Buttons (as shown in user screenshot) */
.discord-buttons-container {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-top: 8px;
  max-width: 520px;
}

.discord-btn-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.discord-mock-btn {
  font-family: inherit;
  font-size: 0.82rem;
  font-weight: 500;
  color: #ffffff;
  padding: 6px 12px;
  border-radius: 3px;
  border: none;
  cursor: pointer;
  transition: background-color var(--transition-fast);
  user-select: none;
}

.discord-mock-btn-blue {
  background-color: #5865f2;
}

.discord-mock-btn-blue:hover {
  background-color: #4752c4;
}

.discord-mock-btn-grey {
  background-color: #4e5058;
}

.discord-mock-btn-grey:hover {
  background-color: #6d6f78;
}

.discord-mock-btn-green {
  background-color: #248046;
}

.discord-mock-btn-green:hover {
  background-color: #1a6535;
}

.discord-mock-btn-red {
  background-color: #da373c;
}

.discord-mock-btn-red:hover {
  background-color: #a92b2f;
}

.discord-embed-footer {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 8px;
}

.discord-embed-footer-avatar {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background-color: #2563eb;
  flex-shrink: 0;
}

.discord-embed-footer-text {
  font-size: 0.78rem;
  color: #949ba4;
}

/* =============================================================
   DOCUMENTATION LAYOUT (FEATURES PAGE SIDEBAR)
   ============================================================= */
.doc-layout {
  display: grid;
  grid-template-columns: 260px 1fr;
  gap: 48px;
  align-items: start;
}

.doc-sidebar {
  position: sticky;
  top: 96px;
  background-color: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.doc-sidebar-title {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
  margin-bottom: 8px;
  font-weight: 700;
  padding-left: 12px;
}

.doc-sidebar-link {
  color: var(--text-secondary);
  padding: 8px 12px;
  border-radius: var(--radius-md);
  font-size: 0.95rem;
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: 8px;
  transition: all var(--transition-fast);
}

.doc-sidebar-link:hover {
  background-color: var(--bg-surface-hover);
  color: var(--text-main);
}

.doc-sidebar-link.active {
  background-color: var(--primary);
  color: #ffffff;
}

.doc-sidebar-link svg {
  width: 16px;
  height: 16px;
}

.doc-content {
  display: flex;
  flex-direction: column;
  gap: 56px;
}

.doc-section {
  scroll-margin-top: 96px;
}

.doc-section-title {
  font-size: 1.75rem;
  margin-bottom: 12px;
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 12px;
}

.doc-section-desc {
  color: var(--text-secondary);
  font-size: 1rem;
  margin-bottom: 24px;
}

/* =============================================================
   COMMAND BLOCK SYSTEM
   ============================================================= */
.cmd-list {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.cmd-block {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 28px;
  transition: border-color var(--transition-fast);
}

.cmd-block:hover {
  border-color: var(--primary);
}

.cmd-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 12px;
}

.cmd-signature {
  font-family: 'SFMono-Regular', Consolas, 'Liberation Mono', Menlo, monospace;
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--text-main);
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 6px;
}

.cmd-name {
  color: var(--primary);
}

.cmd-param-tag {
  color: var(--text-secondary);
}

.cmd-badges {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.badge-ui {
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 2px 8px;
  border-radius: 4px;
}

.badge-ui.req {
  background-color: #1e293b;
  color: #94a3b8;
  border: 1px solid #334155;
}

.badge-ui.opt {
  background-color: #0f172a;
  color: #64748b;
  border: 1px solid #1e293b;
}

.badge-ui.perm {
  background-color: #7f1d1d;
  color: #fecaca;
  border: 1px solid #991b1b;
}

.badge-ui.limit {
  background-color: #78350f;
  color: #fef3c7;
  border: 1px solid #92400e;
}

.cmd-description {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.6;
  margin-bottom: 16px;
}

/* Command Parameters Details */
.cmd-params-details {
  border-top: 1px dashed var(--border-color);
  padding-top: 16px;
  margin-bottom: 16px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.cmd-params-title {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  font-weight: 700;
}

.cmd-param-row {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 0.9rem;
}

.cmd-param-name {
  font-family: 'SFMono-Regular', Consolas, 'Liberation Mono', Menlo, monospace;
  background-color: var(--bg-main);
  color: var(--text-main);
  padding: 2px 6px;
  border-radius: 4px;
  font-size: 0.85em;
  font-weight: 600;
  flex-shrink: 0;
  border: 1px solid var(--border-color);
}

.cmd-param-desc {
  color: var(--text-secondary);
  line-height: 1.4;
}

/* Command Console Mock Box */
.cmd-console {
  background-color: #020617; /* Slate 950 deep dark */
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 12px 16px;
  font-family: 'SFMono-Regular', Consolas, 'Liberation Mono', Menlo, monospace;
  font-size: 0.85rem;
  color: #94a3b8;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.cmd-console-line {
  display: flex;
  gap: 8px;
}

.cmd-console-prompt {
  color: var(--primary);
  font-weight: 700;
  user-select: none;
}

.cmd-console-input {
  color: #f8fafc;
}

/* Menu Tools Grid Layout */
.menu-tools-container {
  background-color: var(--bg-main);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 20px;
  margin-top: 12px;
}

.menu-tools-title {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 12px;
}

.menu-tools-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}

.menu-tool-item {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 8px 12px;
  font-size: 0.88rem;
  color: var(--text-secondary);
  transition: all var(--transition-fast);
}

.menu-tool-item:hover {
  border-color: var(--primary);
  color: var(--text-main);
}

/* =============================================================
   ARTICLE DETAIL PAGE & BREADCRUMBS
   ============================================================= */
.breadcrumbs {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.88rem;
  color: var(--text-muted);
  margin-bottom: 24px;
}

.breadcrumbs a {
  color: var(--text-secondary);
  transition: color var(--transition-fast);
}

.breadcrumbs a:hover {
  color: var(--text-main);
}

.breadcrumbs-separator {
  color: var(--text-muted);
  user-select: none;
}

.post-wrapper {
  max-width: 760px;
  margin: 0 auto;
}

.post-header-meta {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 16px;
  font-size: 0.9rem;
  color: var(--text-muted);
}

.post-header-meta .post-tag-detail {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
}

.post-header-meta .post-date-detail {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 500;
}

.post-body-content {
  font-size: 1.05rem;
  line-height: 1.8;
  color: #dbdee1;
}

.post-body-content p {
  margin-bottom: 20px;
}

.post-body-content h3 {
  font-size: 1.35rem;
  margin: 36px 0 16px;
  color: var(--text-main);
}

.post-body-content ul, .post-body-content ol {
  padding-left: 20px;
  margin-bottom: 24px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.post-body-content li {
  color: #dbdee1;
}

.back-btn-box {
  margin-top: 48px;
  padding-top: 24px;
  border-top: 1px solid var(--border-color);
}

/* Responsive Breakpoints */
@media (max-width: 900px) {
  .hero-layout {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  
  .dev-grid-simple {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .legal-layout {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  
  .legal-nav {
    position: static;
    flex-direction: row;
    justify-content: stretch;
  }
  
  .legal-nav-btn {
    flex: 1;
    text-align: center;
  }

  /* Doc Layout Responsive changes */
  .doc-layout {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .doc-sidebar {
    position: static;
    flex-direction: row;
    overflow-x: auto;
    padding: 12px;
    gap: 12px;
    white-space: nowrap;
  }

  .doc-sidebar-title {
    display: none;
  }
}

@media (max-width: 768px) {
  section {
    padding: 60px 0;
  }
  
  .navbar {
    height: 64px;
  }
  
  .nav-menu {
    position: fixed;
    top: 64px;
    left: 0;
    right: 0;
    background-color: var(--bg-main);
    border-bottom: 1px solid var(--border-color);
    flex-direction: column;
    padding: 24px;
    gap: 20px;
    display: none;
  }
  
  .nav-menu.open {
    display: flex;
  }
  
  .nav-toggle {
    display: block;
  }
  
  .hero-title {
    font-size: 2.5rem;
  }
  
  .feature-grid {
    grid-template-columns: 1fr;
  }
  
  .blog-item {
    grid-template-columns: 1fr;
  }
  
  .blog-date-badge {
    border-right: none;
    border-bottom: 1px solid var(--border-color);
    flex-direction: row;
    justify-content: flex-start;
    padding: 16px 32px;
    gap: 12px;
  }
  
  .blog-day {
    font-size: 1.75rem;
  }
  
  .blog-year-month {
    margin-top: 0;
  }
  
  .dev-grid-simple {
    grid-template-columns: 1fr;
  }
  
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  
  .footer-bottom {
    flex-direction: column;
    gap: 12px;
    text-align: center;
  }

  /* Discord Mockup Responsive Mobile changes */
  .discord-mockup {
    grid-template-columns: 1fr;
    height: 320px;
  }

  .discord-sidebar {
    display: none;
  }

  /* Tools grid inside /menu responsive */
  .menu-tools-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 480px) {
  .menu-tools-grid {
    grid-template-columns: 1fr;
  }
}