@import url("https://fonts.googleapis.com/css2?family=IBM+Plex+Mono:wght@400;500;600;700&family=Chakra+Petch:wght@600;700&family=Archivo:wght@400;500;600;700&display=swap");

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

svg {
  display: inline-block;
  flex-shrink: 0;
  overflow: visible;
}

html {
  scroll-behavior: smooth;
}

body {
  background: var(--bg-primary);
  color: var(--text-primary);
  font-family: var(--font-ui);
  font-size: 14px;
  min-height: 100vh;
  line-height: 1.5;
}


@keyframes shimmer {
  0%   { background-position: -600px 0; }
  100% { background-position:  600px 0; }
}

.skeleton {
  background: linear-gradient(
    90deg,
    var(--bg-tertiary) 25%,
    var(--bg-hover)    50%,
    var(--bg-tertiary) 75%
  );
  background-size: 600px 100%;
  animation: shimmer 1.4s ease-in-out infinite;
  border-radius: var(--radius-sm);
}

.skeleton-line {
  height: 12px;
  margin-bottom: 8px;
  border-radius: var(--radius-sm);
}

.skeleton-line.short  { width: 40%; }
.skeleton-line.medium { width: 65%; }
.skeleton-line.long   { width: 90%; }
.skeleton-line.full   { width: 100%; }

.skeleton-card {
  height: 52px;
  border-radius: var(--radius-md);
  margin-bottom: 4px;
}

.skeleton-sidebar-item {
  height: 34px;
  border-radius: var(--radius-sm);
  margin-bottom: 3px;
}

.skeleton-sidebar-cat {
  height: 14px;
  width: 55%;
  border-radius: var(--radius-sm);
  margin: 12px 8px 6px;
}


.navbar {
  position: sticky;
  top: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 28px;
  height: 56px;
  background: var(--sidebar-dark-bg);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-subtle);
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--text-primary);
}

.nav-logo {
  width: 26px;
  height: 26px;
  object-fit: contain;
  opacity: .9;
}

.nav-title {
  font-family: var(--font-disp);
  font-size: 15px;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: 0.02em;
}

.nav-title span {
  color: var(--splunk-orange);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 6px;
}

.nav-link {
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 6px 14px;
  border-radius: var(--radius-md);
  color: var(--text-muted);
  text-decoration: none;
  font-size: 13px;
  font-weight: 500;
  transition: color var(--transition), background var(--transition);
}

.nav-link svg {
  width: 15px;
  height: 15px;
  min-width: 15px;
  min-height: 15px;
}

.nav-link:hover {
  color: var(--text-primary);
  background: var(--bg-hover);
}

.nav-link.active {
  color: var(--accent-cyan);
  background: var(--amber-soft);
}


.nav-download-btn {
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 7px 16px;
  border-radius: var(--radius-md);
  background: var(--amber-soft);
  border: 1px solid var(--border-accent);
  color: var(--accent-cyan);
  font-size: 12px;
  font-weight: 700;
  font-family: var(--font-mono);
  text-decoration: none;
  letter-spacing: 0.03em;
  transition: background var(--transition), border-color var(--transition), color var(--transition), box-shadow var(--transition);
  cursor: pointer;
}

.nav-download-btn:hover {
  background: rgba(176, 108, 255, .24);
  border-color: var(--accent-cyan);
  box-shadow: var(--shadow-glow-cyan);
  color: #fff;
}

.nav-download-btn svg {
  width: 14px;
  height: 14px;
  min-width: 14px;
  min-height: 14px;
}


.page-wrapper {
  max-width: 1440px;
  margin: 0 auto;
  padding: 0 28px 48px;
}


.hero {
  padding: 36px 0 0;
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 20px;
}

.hero-left {
  flex: 1;
  min-width: 260px;
}

.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--accent-green);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 10px;
}

.hero-eyebrow svg {
  flex-shrink: 0;
}

.hero h1 {
  font-family: var(--font-disp);
  font-size: clamp(24px, 4vw, 38px);
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.1;
  letter-spacing: -0.01em;
}

.hero h1 em {
  font-style: normal;
  color: var(--splunk-orange);
}

.hero-sub {
  margin-top: 10px;
  color: var(--text-muted);
  font-size: 13px;
  max-width: 560px;
  line-height: 1.7;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  padding-bottom: 4px;
}

.download-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 22px;
  border-radius: var(--radius-md);
  background: var(--amber-soft);
  border: 1px solid var(--border-accent);
  color: var(--accent-cyan);
  font-size: 13px;
  font-weight: 700;
  font-family: var(--font-mono);
  text-decoration: none;
  letter-spacing: 0.03em;
  transition: background var(--transition), box-shadow var(--transition), color var(--transition);
  cursor: pointer;
  white-space: nowrap;
}

.download-btn:hover {
  background: rgba(176, 108, 255, .22);
  box-shadow: var(--shadow-glow-cyan);
  color: #fff;
}

.download-btn svg {
  width: 15px;
  height: 15px;
  min-width: 15px;
  min-height: 15px;
}


.stats-bar {
  display: flex;
  gap: 0;
  flex-wrap: wrap;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  background: var(--bg-secondary);
  margin: 20px 0 0;
  overflow: hidden;
}

.stat-item {
  flex: 1;
  min-width: 90px;
  padding: 14px 18px;
  text-align: center;
  border-right: 1px solid var(--border-subtle);
}

.stat-item:last-child {
  border-right: none;
}

.stat-num {
  display: block;
  font-family: var(--font-mono);
  font-size: 22px;
  font-weight: 700;
  color: var(--accent-cyan);
  line-height: 1;
}

.stat-label {
  display: block;
  font-size: 10px;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.07em;
  margin-top: 5px;
}


.main-layout {
  display: grid;
  grid-template-columns: 256px 1fr;
  gap: 16px;
  margin-top: 16px;
  min-height: calc(100vh - 300px);
}


.sidebar {
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 12px 8px;
  height: fit-content;
  position: sticky;
  top: 72px;
  max-height: calc(100vh - 104px);
  overflow-y: auto;
}

.sidebar::-webkit-scrollbar { width: 3px; }
.sidebar::-webkit-scrollbar-track { background: transparent; }
.sidebar::-webkit-scrollbar-thumb {
  background: var(--dark-primary-25);
  border-radius: 2px;
}
.sidebar::-webkit-scrollbar-thumb:hover {
  background: var(--dark-primary-50);
}

.sidebar-search-wrap {
  padding: 0 4px 10px;
}

.sidebar-search {
  width: 100%;
  padding: 7px 10px;
  background: var(--bg-tertiary);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-size: 12px;
  font-family: var(--font-mono);
  outline: none;
  transition: border-color var(--transition);
}

.sidebar-search::placeholder { color: var(--text-dim); }
.sidebar-search:focus { border-color: var(--border-accent); }

.sidebar-group { margin-bottom: 2px; }

.sidebar-cat {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 6px 8px 4px;
  font-size: 9px;
  font-weight: 700;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.sidebar-item {
  display: flex;
  align-items: center;
  gap: 8px;
  width: 100%;
  padding: 7px 8px;
  border-radius: var(--radius-sm);
  background: none;
  border: none;
  cursor: pointer;
  color: var(--text-secondary);
  text-align: left;
  transition: background var(--transition), color var(--transition);
}

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

.sidebar-item.active {
  background: var(--bg-active);
  color: var(--accent-cyan);
}

.sidebar-icon {
  font-size: 13px;
  width: 18px;
  text-align: center;
  flex-shrink: 0;
  color: var(--text-dim);
}

.sidebar-item.active .sidebar-icon,
.sidebar-item:hover .sidebar-icon {
  color: inherit;
}

.sidebar-name {
  flex: 1;
  font-size: 12px;
  font-weight: 500;
  font-family: var(--font-mono);
}

.sidebar-tag {
  font-size: 9px;
  font-weight: 700;
  font-family: var(--font-mono);
  padding: 2px 5px;
  border-radius: 3px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.tag-transform  { background: var(--amber-soft);                       color: var(--accent-cyan); }
.tag-filter     { background: rgba(126, 184, 255, .10);                color: var(--accent-green); }
.tag-correlate  { background: rgba(255, 159, 107, .10);                color: var(--accent-orange); }
.tag-extract    { background: rgba(208, 138, 255, .12);                color: var(--accent-purple); }
.tag-enrich     { background: rgba(255, 215, 112, .10);                color: var(--accent-yellow); }


.content-area {
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  min-height: 500px;
  overflow: hidden;
}

#home-grid-wrap {
  padding: 20px;
}

.grid-cat-label {
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.09em;
  margin: 16px 0 6px;
  padding: 0 2px;
  color: var(--text-dim);
}

#home-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 6px;
}

.cmd-card {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 14px;
  border-radius: var(--radius-md);
  background: var(--bg-tertiary);
  border: 1px solid var(--border-subtle);
  cursor: pointer;
  transition: background var(--transition), border-color var(--transition), transform 0.1s, box-shadow var(--transition);
}

.cmd-card:hover {
  background: var(--bg-hover);
  border-color: var(--border-accent);
  transform: translateY(-1px);
  box-shadow: var(--shadow-glow-cyan);
}

.cmd-card-icon {
  font-size: 16px;
  width: 28px;
  text-align: center;
  flex-shrink: 0;
  color: var(--accent-cyan);
  font-family: var(--font-mono);
}

.cmd-card-body { flex: 1; min-width: 0; }

.cmd-card-name {
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 600;
  color: var(--text-primary);
}

.cmd-card-sub {
  font-size: 11px;
  color: var(--text-muted);
  margin-top: 2px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}


.live-feed {
  margin-bottom: 20px;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  overflow: hidden;
  background: var(--bg-primary);
}

.live-feed-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
  padding: 8px 14px;
  background: var(--bg-tertiary);
  border-bottom: 1px solid var(--border-subtle);
}

.live-indicator {
  display: flex;
  align-items: center;
  gap: 7px;
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 700;
  color: var(--accent-green);
  letter-spacing: 0.06em;
}

.live-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--accent-green);
  animation: livepulse 1.4s ease-in-out infinite;
}

@keyframes livepulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(126, 184, 255, .4); }
  50%       { box-shadow: 0 0 0 5px transparent; }
}

.live-feed-body {
  font-family: var(--font-mono);
  font-size: 11px;
  min-height: 140px;
}

.feed-row {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
  padding: 4px 14px;
  border-bottom: 1px solid var(--border-subtle);
  animation: feedin 0.3s ease;
}

@keyframes feedin {
  from { opacity: 0; transform: translateY(-3px); }
  to   { opacity: 1; transform: none; }
}

.feed-row:last-child { border-bottom: none; }

.fe-time   { color: var(--text-dim);      min-width: 58px; }
.fe-host   { color: var(--accent-orange); min-width: 170px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.fe-method { color: var(--accent-cyan);   min-width: 40px; }
.fe-uri    { color: var(--accent-green);  flex: 1; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.fe-status { min-width: 36px; font-weight: 700; }
.fe-ok     { color: var(--accent-green); }
.fe-err    { color: var(--accent-red); }
.fe-warn   { color: var(--accent-orange); }
.fe-redir  { color: var(--accent-yellow); }
.fe-bytes  { color: var(--text-muted); min-width: 70px; text-align: right; }
.fe-user   { color: var(--accent-purple); min-width: 80px; }


.cmd-panel { padding: 24px 28px; }

.cmd-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 20px;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--border-subtle);
}

.cmd-header-left {
  display: flex;
  align-items: center;
  gap: 16px;
}

.cmd-big-icon {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  background: var(--amber-soft);
  border: 1px solid var(--border-accent);
  font-size: 20px;
  font-family: var(--font-mono);
  color: var(--accent-cyan);
  flex-shrink: 0;
}

.cmd-title {
  font-family: var(--font-mono);
  font-size: 22px;
  font-weight: 700;
  color: var(--accent-cyan);
}

.cmd-subtitle {
  font-size: 13px;
  color: var(--text-secondary);
  margin-top: 3px;
}

.cmd-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 6px;
}

.badge {
  padding: 3px 9px;
  border-radius: 99px;
  font-size: 10px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  background: var(--bg-tertiary);
  border: 1px solid var(--border-default);
  color: var(--text-muted);
}


.section-tabs {
  display: flex;
  gap: 2px;
  flex-wrap: wrap;
  margin-bottom: 18px;
  padding: 4px;
  background: var(--bg-primary);
  border-radius: var(--radius-md);
  border: 1px solid var(--border-subtle);
}

.tab {
  padding: 6px 14px;
  border-radius: var(--radius-sm);
  background: none;
  border: none;
  cursor: pointer;
  color: var(--text-muted);
  font-size: 12px;
  font-weight: 500;
  transition: background var(--transition), color var(--transition);
}

.tab:hover {
  color: var(--text-primary);
  background: var(--bg-hover);
}

.tab.active {
  background: var(--bg-active);
  color: var(--accent-cyan);
}

.tab-panel        { display: none; }
.tab-panel.active { display: block; }


.desc-text {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.75;
  max-width: 780px;
}

.desc-text code,
.desc-text strong {
  color: var(--text-primary);
}

.desc-text code {
  font-family: var(--font-mono);
  font-size: 12px;
  padding: 1px 5px;
  background: var(--bg-tertiary);
  border-radius: 3px;
}

.desc-text em {
  font-style: italic;
  color: var(--accent-yellow);
}

.section-hint {
  font-size: 12px;
  color: var(--text-muted);
  margin-bottom: 10px;
}


.syntax-block {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.syntax-line {
  padding: 10px 14px;
  border-radius: var(--radius-md);
  background: var(--bg-primary);
  border: 1px solid var(--border-subtle);
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.65;
  cursor: pointer;
  white-space: pre-wrap;
  transition: background var(--transition), border-color var(--transition);
}

.syntax-line:hover {
  background: var(--bg-hover);
  border-color: var(--border-accent);
}

.spl-keyword  { color: var(--cmd-keyword);  font-weight: 600; }
.spl-pipe     { color: var(--cmd-pipe);     font-weight: 700; }
.spl-field    { color: var(--cmd-field); }
.spl-value    { color: var(--cmd-value); }
.spl-func     { color: var(--cmd-function); }
.spl-string   { color: var(--cmd-string); }
.spl-comment  { color: var(--cmd-comment); font-style: italic; }
.spl-index    { color: var(--accent-blue); }


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

.opts-table td {
  padding: 9px 12px;
  border-bottom: 1px solid var(--border-subtle);
  font-size: 13px;
  vertical-align: top;
}

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

.opts-table td:first-child {
  width: 260px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  color: var(--text-primary);
  white-space: nowrap;
}

.opts-table td:first-child code { background: none; }

.opts-table code {
  font-family: var(--font-mono);
  font-size: 11.5px;
  color: var(--text-primary);
}

.opts-table td:last-child { color: var(--text-secondary); }


.tips-block {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.tip-item {
  padding: 12px 16px;
  border-radius: var(--radius-md);
  background: rgba(255, 215, 112, .04);
  border: 1px solid rgba(255, 215, 112, .18);
  font-size: 13px;
  line-height: 1.65;
  color: var(--text-secondary);
}

.tip-item strong { color: var(--accent-yellow); }

.tip-item code {
  font-family: var(--font-mono);
  font-size: 11.5px;
  color: var(--text-primary);
  padding: 1px 4px;
  background: var(--bg-tertiary);
  border-radius: 3px;
}

.tip-item em {
  font-style: italic;
  color: var(--text-primary);
}


.sim-wrap {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.sim-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
}

.sim-presets {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.preset-btn {
  padding: 5px 10px;
  border-radius: var(--radius-sm);
  background: var(--bg-tertiary);
  border: 1px solid var(--border-default);
  color: var(--text-secondary);
  font-size: 11px;
  font-family: var(--font-mono);
  cursor: pointer;
  transition: background var(--transition), color var(--transition);
}

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

.sim-actions {
  display: flex;
  gap: 6px;
}

.sim-run-btn {
  padding: 7px 18px;
  border-radius: var(--radius-sm);
  background: var(--accent-cyan);
  border: none;
  cursor: pointer;
  color: var(--bg-primary);
  font-size: 12px;
  font-weight: 700;
  transition: opacity var(--transition), box-shadow var(--transition);
}

.sim-run-btn:hover {
  opacity: .85;
  box-shadow: var(--shadow-glow-cyan);
}

.sim-clear-btn {
  padding: 7px 12px;
  border-radius: var(--radius-sm);
  background: var(--bg-tertiary);
  border: 1px solid var(--border-default);
  color: var(--text-muted);
  font-size: 12px;
  cursor: pointer;
  transition: background var(--transition), color var(--transition);
}

.sim-clear-btn:hover {
  background: var(--bg-hover);
  color: var(--accent-red);
}

.sim-terminal {
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--border-default);
  background: var(--bg-primary);
}

.terminal-dots {
  display: flex;
  gap: 6px;
  padding: 8px 12px;
  background: var(--bg-tertiary);
  border-bottom: 1px solid var(--border-subtle);
}

.terminal-dots span {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}

.terminal-dots span:nth-child(1) { background: #ff5f57; }
.terminal-dots span:nth-child(2) { background: #febc2e; }
.terminal-dots span:nth-child(3) { background: #28c840; }

.terminal-label {
  padding: 4px 14px;
  font-size: 10px;
  font-family: var(--font-mono);
  color: var(--text-dim);
  background: var(--bg-tertiary);
  border-bottom: 1px solid var(--border-subtle);
}

.sim-input {
  width: 100%;
  min-height: 80px;
  max-height: 200px;
  padding: 12px 14px;
  background: var(--bg-primary);
  border: none;
  outline: none;
  resize: vertical;
  color: var(--accent-green);
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.6;
  caret-color: var(--accent-cyan);
}

.sim-output {
  min-height: 80px;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  background: var(--bg-primary);
  overflow: hidden;
}

.sim-empty {
  padding: 24px 20px;
  font-size: 13px;
  color: var(--text-muted);
  font-family: var(--font-mono);
  text-align: center;
}

.sim-error {
  padding: 16px 20px;
  font-size: 13px;
  color: var(--accent-red);
  font-family: var(--font-mono);
  background: rgba(255, 79, 114, .06);
}

.sim-loading {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 20px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-muted);
}

.spin {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  border: 2px solid var(--border-default);
  border-top-color: var(--accent-cyan);
  animation: spin .6s linear infinite;
}

@keyframes spin { to { transform: rotate(360deg); } }


.result-meta {
  padding: 6px 12px;
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--text-muted);
  background: var(--bg-tertiary);
  border-bottom: 1px solid var(--border-subtle);
}

.result-scroll { overflow-x: auto; }

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

.result-table thead { background: var(--bg-tertiary); }

.result-table th {
  padding: 8px 12px;
  text-align: left;
  font-size: 10px;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-bottom: 1px solid var(--border-default);
  white-space: nowrap;
}

.result-table td {
  padding: 6px 12px;
  border-bottom: 1px solid var(--border-subtle);
  max-width: 260px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  vertical-align: middle;
}

.result-table tr:last-child td { border-bottom: none; }
.result-table tbody tr:hover { background: var(--bg-hover); }

.highlight {
  color: var(--accent-cyan);
  font-weight: 600;
}


.prac-wrapper {
  max-width: 860px;
  margin: 0 auto;
  padding: 0 24px 60px;
}

.prac-hero { padding: 24px 0 16px; }

.prac-hero h1 {
  font-size: 26px;
  font-weight: 700;
  color: var(--text-primary);
  font-family: var(--font-disp);
}

.prac-hero h1 em {
  font-style: normal;
  color: var(--accent-cyan);
}

.prac-hero p {
  color: var(--text-secondary);
  font-size: 13px;
  margin-top: 6px;
}

.prac-stats-bar {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  overflow: hidden;
  margin-bottom: 16px;
}

.prac-stat {
  padding: 12px 16px;
  text-align: center;
  border-right: 1px solid var(--border-subtle);
}

.prac-stat:last-child { border-right: none; }

.prac-stat-num {
  display: block;
  font-family: var(--font-mono);
  font-size: 22px;
  font-weight: 700;
  line-height: 1;
}

.prac-stat-num.green  { color: var(--accent-green); }
.prac-stat-num.red    { color: var(--accent-red); }
.prac-stat-num.yellow { color: var(--accent-yellow); }
.prac-stat-num.cyan   { color: var(--accent-cyan); }

.prac-stat-label {
  display: block;
  font-size: 10px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-muted);
  margin-top: 4px;
}

.progress-track {
  height: 3px;
  background: var(--bg-tertiary);
  border-radius: 99px;
  margin-bottom: 16px;
  overflow: hidden;
}

.progress-bar {
  height: 100%;
  background: var(--accent-green);
  border-radius: 99px;
  transition: width .5s ease;
}

.prac-controls {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 20px;
}

.filter-tabs {
  display: flex;
  gap: 4px;
  flex-wrap: wrap;
}

.filter-tab {
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  color: var(--text-muted);
  font-size: 12px;
  font-weight: 500;
  cursor: pointer;
  transition: background var(--transition), color var(--transition);
}

.filter-tab:hover {
  background: var(--bg-hover);
  color: var(--text-primary);
}

.filter-tab.active {
  background: var(--amber-soft);
  border-color: var(--accent-cyan);
  color: var(--accent-cyan);
}

.filter-tab span {
  font-family: var(--font-mono);
  font-size: 10px;
  opacity: .7;
  margin-left: 4px;
}

.prac-action-btns {
  display: flex;
  gap: 6px;
}

.prac-btn {
  padding: 6px 14px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-default);
  background: var(--bg-secondary);
  color: var(--text-secondary);
  font-size: 12px;
  cursor: pointer;
  transition: background var(--transition), color var(--transition);
}

.prac-btn:hover {
  background: var(--bg-hover);
  color: var(--text-primary);
}

.prac-btn.danger:hover {
  color: var(--accent-red);
  border-color: var(--accent-red);
}

#questions-container {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.pq-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 20px;
  transition: border-color var(--transition);
}

.pq-card.pq-answered { border-color: var(--border-default); }

.pq-header {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 12px;
  flex-wrap: wrap;
}

.pq-num {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  color: var(--text-dim);
  min-width: 32px;
}

.pq-domain {
  font-size: 10px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--accent-cyan);
  background: var(--amber-soft);
  padding: 2px 7px;
  border-radius: 99px;
}

.pq-multi {
  font-size: 9px;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--accent-purple);
  background: rgba(208, 138, 255, .10);
  padding: 2px 6px;
  border-radius: 99px;
}

.pq-badge {
  font-size: 10px;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: 99px;
  margin-left: auto;
}

.pq-badge-correct {
  background: rgba(74, 222, 128, .10);
  color: var(--success-primary);
}

.pq-badge-incorrect {
  background: rgba(255, 79, 114, .10);
  color: var(--accent-red);
}

.pq-question {
  font-size: 14px;
  color: var(--text-primary);
  line-height: 1.65;
  margin-bottom: 14px;
  font-weight: 500;
}

.pq-opts {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.pq-opt {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 10px 14px;
  border-radius: var(--radius-md);
  background: var(--bg-tertiary);
  border: 1px solid var(--border-subtle);
  cursor: pointer;
  text-align: left;
  width: 100%;
  font-size: 13px;
  color: var(--text-secondary);
  transition: background var(--transition), border-color var(--transition), color var(--transition);
}

button.pq-opt { font-family: inherit; }
label.pq-opt  { cursor: pointer; }

.pq-opt:not(.pq-locked):hover {
  background: var(--bg-hover);
  border-color: var(--border-accent);
  color: var(--text-primary);
}

.pq-opt.pq-correct {
  background: rgba(74, 222, 128, .07);
  border-color: var(--success-primary);
  color: var(--success-primary);
}

.pq-opt.pq-wrong {
  background: rgba(255, 79, 114, .07);
  border-color: var(--accent-red);
  color: var(--accent-red);
}

.pq-opt.pq-locked {
  cursor: default;
  pointer-events: none;
}

.pq-opt-letter {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  color: var(--text-muted);
  min-width: 18px;
  flex-shrink: 0;
  margin-top: 1px;
}

.pq-check {
  margin-top: 2px;
  flex-shrink: 0;
  accent-color: var(--accent-cyan);
  cursor: pointer;
}

.pq-submit-wrap { margin-top: 10px; }

.pq-submit-btn {
  padding: 8px 20px;
  border-radius: var(--radius-sm);
  background: var(--accent-cyan);
  border: none;
  cursor: pointer;
  color: var(--bg-primary);
  font-size: 13px;
  font-weight: 700;
  transition: opacity var(--transition);
}

.pq-submit-btn:disabled { opacity: .35; cursor: default; }
.pq-submit-btn:not(:disabled):hover { opacity: .85; }

.pq-explanation {
  margin-top: 14px;
  padding: 12px 14px;
  background: var(--amber-soft);
  border: 1px solid var(--border-accent);
  border-radius: var(--radius-md);
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.65;
}

.pq-explanation strong { color: var(--accent-cyan); }

.pq-error {
  padding: 24px;
  text-align: center;
  color: var(--accent-red);
  font-size: 13px;
}

.pq-empty {
  padding: 40px;
  text-align: center;
  color: var(--text-muted);
  font-size: 13px;
}


#score-overlay {
  position: fixed;
  inset: 0;
  z-index: 200;
  background: rgba(5, 8, 15, .88);
  backdrop-filter: blur(10px);
  display: none;
  align-items: center;
  justify-content: center;
}

.score-modal {
  background: var(--bg-secondary);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-xl);
  padding: 40px 48px;
  text-align: center;
  max-width: 380px;
  width: 90%;
}

.score-grade {
  font-family: var(--font-disp);
  font-size: 72px;
  font-weight: 700;
  line-height: 1;
  margin-bottom: 8px;
}

.score-pct {
  font-family: var(--font-mono);
  font-size: 36px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 6px;
}

.score-detail {
  font-size: 13px;
  color: var(--text-muted);
  font-family: var(--font-mono);
  margin-bottom: 16px;
}

.score-bar {
  height: 4px;
  background: var(--bg-tertiary);
  border-radius: 99px;
  margin-bottom: 16px;
  overflow: hidden;
}

.score-fill {
  height: 100%;
  border-radius: 99px;
  transition: width 1s ease;
}

.score-msg {
  font-size: 14px;
  color: var(--text-secondary);
  margin-bottom: 24px;
}

.score-actions {
  display: flex;
  gap: 10px;
  justify-content: center;
}

.score-reset {
  padding: 9px 22px;
  border-radius: var(--radius-sm);
  background: var(--accent-cyan);
  border: none;
  cursor: pointer;
  color: var(--bg-primary);
  font-size: 13px;
  font-weight: 700;
}

.score-close {
  padding: 9px 22px;
  border-radius: var(--radius-sm);
  background: var(--bg-tertiary);
  border: 1px solid var(--border-default);
  color: var(--text-secondary);
  font-size: 13px;
  cursor: pointer;
}


.sim-trace-btn {
  padding: 7px 12px;
  border-radius: var(--radius-sm);
  background: var(--bg-tertiary);
  border: 1px solid var(--border-default);
  color: var(--text-muted);
  font-size: 12px;
  font-family: var(--font-mono);
  cursor: pointer;
  transition: background var(--transition), color var(--transition), border-color var(--transition);
}

.sim-trace-btn:hover {
  background: var(--bg-hover);
  color: var(--accent-purple);
  border-color: var(--accent-purple-dim);
}

.sim-trace-btn.active {
  background: rgba(208, 138, 255, .10);
  color: var(--accent-purple);
  border-color: var(--accent-purple);
}

.trace-wrap {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.trace-step {
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  overflow: hidden;
  margin-bottom: 4px;
  background: var(--bg-primary);
}

.trace-step.trace-final {
  border-color: var(--accent-cyan-dim);
  box-shadow: 0 0 14px rgba(176, 108, 255, .10);
}

.trace-step-header {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 7px 12px;
  background: var(--bg-tertiary);
  border-bottom: 1px solid var(--border-subtle);
}

.trace-step-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 20px;
  height: 20px;
  border-radius: 4px;
  background: var(--bg-hover);
  color: var(--accent-cyan);
  font-size: 10px;
  font-weight: 700;
  font-family: var(--font-mono);
  flex-shrink: 0;
}

.trace-final .trace-step-num {
  background: rgba(208, 138, 255, .15);
  color: var(--accent-purple);
}

.trace-step-label {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  color: var(--text-primary);
  flex: 1;
}

.trace-step-count {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--accent-cyan);
  font-weight: 700;
}

.trace-step-note {
  font-family: var(--font-mono);
  font-size: 9px;
  color: var(--text-dim);
  padding: 2px 5px;
  background: var(--bg-hover);
  border-radius: 3px;
}

.trace-cmd {
  padding: 4px 12px 6px;
  background: rgba(0, 0, 0, .20);
  border-bottom: 1px solid var(--border-subtle);
}

.trace-cmd code {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--text-muted);
}

.trace-arrow {
  text-align: center;
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--text-dim);
  padding: 2px 0;
}

.trace-step .result-table   { font-size: 11px; }
.trace-step .result-table th { font-size: 9px; padding: 5px 10px; }
.trace-step .result-table td { padding: 4px 10px; font-size: 11px; }
.trace-step .result-meta     { font-size: 9px; padding: 4px 10px; }


.site-footer {
  border-top: 1px solid var(--border-subtle);
  padding: 16px 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-size: 11px;
  color: var(--text-dim);
  font-family: var(--font-mono);
}

.site-footer a {
  color: var(--text-muted);
  text-decoration: none;
  transition: color var(--transition);
}

.site-footer a:hover { color: var(--accent-cyan); }


::-webkit-scrollbar               { width: 6px; height: 6px; }
::-webkit-scrollbar-track         { background: var(--bg-secondary); border-radius: 99px; }
::-webkit-scrollbar-thumb         { background: var(--dark-primary-30); border-radius: 99px; }
::-webkit-scrollbar-thumb:hover   { background: var(--dark-primary-60); }
::-webkit-scrollbar-corner        { background: var(--bg-secondary); }

*       { scrollbar-width: thin; scrollbar-color: var(--dark-primary-30) var(--bg-secondary); }
*:hover { scrollbar-color: var(--dark-primary-60) var(--bg-secondary); }

.result-scroll::-webkit-scrollbar        { height: 5px; }
.result-scroll::-webkit-scrollbar-track  { background: var(--bg-tertiary); border-radius: 99px; }
.result-scroll::-webkit-scrollbar-thumb  { background: var(--dark-primary-40); border-radius: 99px; }
.result-scroll::-webkit-scrollbar-thumb:hover { background: var(--dark-primary-70); }

.sim-input::-webkit-scrollbar             { width: 4px; }
.sim-input::-webkit-scrollbar-track       { background: transparent; }
.sim-input::-webkit-scrollbar-thumb       { background: var(--dark-primary-20); border-radius: 99px; }
.sim-input::-webkit-scrollbar-thumb:hover { background: var(--dark-primary-50); }


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

  .sidebar {
    position: static;
    max-height: 340px;
  }

  .hero {
    flex-direction: column;
    align-items: flex-start;
    gap: 16px;
  }

  #home-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 600px) {
  .navbar { padding: 0 16px; }
  .page-wrapper { padding: 0 16px 40px; }
  .stats-bar .stat-item { min-width: 70px; }
  .cmd-header { flex-direction: column; }
  .prac-stats-bar { grid-template-columns: repeat(2, 1fr); }
  .opts-table td:first-child { width: 180px; }
  .cmd-panel { padding: 16px; }
  .nav-download-btn span { display: none; }
}