@import url('https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@400;600;700&family=Syne:wght@400;500;600;700&family=Inter:wght@300;400;500;600&display=swap');

/* ══════════════════════════════════════
   DESIGN TOKENS — DARK MODE (default)
══════════════════════════════════════ */
:root,
[data-theme="dark"] {
  --bg:           #080810;
  --bg-surface:   #10101e;
  --bg-elevated:  #18182e;
  --bg-card:      #0e0e1c;
  --text:         #ede8f8;
  --text-muted:   #a898d8;
  --text-dim:     #6a5a9a;
  --heading:      #f5f2ff;
  --border:       #22203a;
  --border-lit:   #3a3060;
  --accent-af:    #7c5ce8;
  --accent-af-bg: #160e30;
  --accent-n:     #b8a8f8;
  --accent-n-bg:  #1e1840;
  --success:      #34d874;
  --success-bg:   #071a10;
  --amber:        #f0b060;
  --amber-bg:     #1e1208;
  --purple:       #b8a8f8;
  --purple-bg:    #1e1840;
  --log-bg:       #05050e;
  --logo-bg:      #7c5ce8;
  --mono:         'JetBrains Mono', monospace;
  --sans:         'Inter', sans-serif;
  --display:      'Syne', sans-serif;
  --radius:       6px;
  --radius-lg:    10px;
}

/* ══════════════════════════════════════
   LIGHT MODE
══════════════════════════════════════ */
[data-theme="light"] {
  --bg:           #f4f2fb;
  --bg-surface:   #ffffff;
  --bg-elevated:  #e8edf5;
  --bg-card:      #ffffff;
  --text:         #1f2937;
  --text-muted:   #4b5563;
  --text-dim:     #9ca3af;
  --heading:      #0e0a22;
  --border:       #dcd8f0;
  --border-lit:   #cbd5e1;
  --accent-af:    #0052cc;
  --accent-af-bg: #eff6ff;
  --accent-n:     #00695c;
  --accent-n-bg:  #e6f7f5;
  --success:      #16a34a;
  --success-bg:   #f0fdf4;
  --amber:        #d97706;
  --amber-bg:     #fffbeb;
  --purple:       #7c3aed;
  --purple-bg:    #faf5ff;
  --log-bg:       #08060f;
  --logo-bg:      #7c5ce8;
}

/* ══════════════════════════════════════
   BASE
══════════════════════════════════════ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

body {
  font-family: var(--sans);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  transition: background 0.25s, color 0.25s;
}

a { color: var(--accent-af); text-decoration: none; transition: opacity 0.15s; }
a:hover { opacity: 0.75; }

/* ══════════════════════════════════════
   THEME TOGGLE BAR
══════════════════════════════════════ */
.toggle-bar {
  background: var(--bg-surface);
  border-bottom: 1px solid var(--border);
  padding: 0 1.25rem;
  height: 42px;
  display: flex;
  align-items: center;
  position: sticky;
  top: 0;
  z-index: 300;
  gap: 0.6rem;
  backdrop-filter: blur(8px);
}

.toggle-label {
  font-family: var(--mono);
  font-size: 0.63rem;
  color: var(--text-dim);
  flex-shrink: 0;
  margin-right: 0.25rem;
}

.electric-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-family: var(--mono);
  font-size: 0.65rem;
  font-weight: 600;
  padding: 0.22rem 0.9rem;
  border-radius: var(--radius);
  border: 1px solid #7c5ce8;
  color: #d0c0ff;
  background: #160e30;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  letter-spacing: 0.03em;
  white-space: nowrap;
  animation: electric-idle 3s ease-in-out infinite;
  transition: color 0.15s, background 0.15s;
}

.electric-btn::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, transparent 0%, rgba(180,150,255,0.18) 50%, transparent 100%);
  transform: translateX(-100%);
  animation: electric-sweep 2.4s ease-in-out infinite;
  pointer-events: none;
}

.electric-btn::after {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, #b8a8f8, transparent);
  animation: electric-line 2.4s ease-in-out infinite;
  pointer-events: none;
}

.electric-btn:hover {
  color: #fff;
  background: #2a1858;
  border-color: #b8a8f8;
  animation: none;
}
.electric-btn:hover::before { animation: electric-sweep 0.5s ease-in-out infinite; }

.eb-bolt { font-size: 0.9rem; line-height: 1; transition: transform 0.1s; }

.electric-btn.strike {
  animation: none;
  background: #4a2aa0;
  border-color: #fff;
  color: #fff;
  box-shadow: 0 0 20px rgba(180,150,255,0.8), 0 0 40px rgba(124,92,232,0.5);
}

.bolt-strike {
  animation: bolt-zap 0.42s ease-out forwards;
}

@keyframes bolt-zap {
  0%   { transform: scale(1)   rotate(0deg);   opacity: 1; }
  20%  { transform: scale(2.2) rotate(-15deg); opacity: 1; }
  40%  { transform: scale(1.6) rotate(10deg);  opacity: 0.8; }
  70%  { transform: scale(2.8) rotate(-5deg);  opacity: 1; }
  100% { transform: scale(1)   rotate(0deg);   opacity: 1; }
}

.dark-toggle {
  font-size: 0.9rem;
  background: transparent;
  border: 1px solid var(--border-lit);
  border-radius: var(--radius);
  padding: 0.18rem 0.45rem;
  cursor: pointer;
  transition: border-color 0.2s;
  line-height: 1.5;
  flex-shrink: 0;
  margin-left: 0.2rem;
}
.dark-toggle:hover { border-color: var(--accent-af); }

@keyframes electric-sweep {
  0%   { transform: translateX(-100%); }
  100% { transform: translateX(200%); }
}

@keyframes electric-line {
  0%   { opacity: 0; transform: scaleX(0); }
  30%  { opacity: 1; transform: scaleX(1); }
  70%  { opacity: 1; transform: scaleX(1); }
  100% { opacity: 0; transform: scaleX(0); }
}

@keyframes electric-idle {
  0%,100% { box-shadow: 0 0 6px rgba(124,92,232,0.3), 0 0 0px rgba(124,92,232,0); border-color: #7c5ce8; }
  50%      { box-shadow: 0 0 14px rgba(180,150,255,0.5), 0 0 28px rgba(124,92,232,0.2); border-color: #b8a8f8; }
}

/* ══════════════════════════════════════
   AIRFLOW TOPBAR
══════════════════════════════════════ */
.af-topbar {
  background: var(--bg-surface);
  border-bottom: 1px solid var(--border);
  padding: 0 1.25rem;
  height: 46px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-family: var(--mono);
}

.af-logo { display: flex; align-items: center; gap: 0.6rem; }
.logo-icon {
  width: 24px; height: 24px;
  background: var(--logo-bg);
  border-radius: var(--radius);
  display: flex; align-items: center; justify-content: center;
  font-size: 0.72rem; color: #fff; font-weight: 700;
}
.logo-text { font-family: var(--display); font-size: 0.82rem; color: var(--heading); font-weight: 700; letter-spacing: 0.01em; }
.ver { font-size: 0.6rem; color: var(--text-dim); margin-left: 0.2rem; }

.af-nav { display: flex; }
.af-nav a {
  font-size: 0.72rem;
  color: var(--text-muted);
  padding: 0 0.85rem;
  height: 46px;
  display: flex; align-items: center;
  border-bottom: 2px solid transparent;
  transition: color 0.15s, border-color 0.15s;
  cursor: pointer;
}
.af-nav a:hover, .af-nav a.afactive {
  color: var(--heading);
  border-bottom-color: var(--accent-af);
  opacity: 1;
}

.af-status { display: flex; align-items: center; gap: 0.5rem; }
.af-status .dot {
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--success);
  animation: pulse 2s ease-in-out infinite;
}
@keyframes pulse { 0%,100%{opacity:1;} 50%{opacity:0.35;} }
.af-status span { font-family: var(--mono); font-size: 0.65rem; color: var(--text-muted); }

/* ══════════════════════════════════════
   BREADCRUMB
══════════════════════════════════════ */
.af-breadcrumb {
  background: var(--bg);
  border-bottom: 1px solid var(--border);
  padding: 0.4rem 1.25rem;
  font-family: var(--mono);
  font-size: 0.65rem;
  color: var(--text-dim);
  display: flex; align-items: center; gap: 0.4rem;
}
.crumb { color: var(--text-muted); }
.crumb.active { color: var(--accent-af); }
.sep { color: var(--text-dim); }

/* ══════════════════════════════════════
   DAG HEADER
══════════════════════════════════════ */
.dag-header {
  background: var(--bg-surface);
  border-bottom: 1px solid var(--border);
  padding: 0.85rem 1.25rem;
}
.dag-id {
  font-family: var(--display);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--heading);
  display: flex; align-items: center; gap: 0.6rem; flex-wrap: wrap;
}
.dag-badge {
  font-size: 0.6rem;
  background: var(--accent-af-bg);
  border: 1px solid var(--accent-af);
  color: var(--accent-af);
  border-radius: 3px;
  padding: 0.1rem 0.45rem;
}
.dag-meta { display: flex; flex-wrap: wrap; gap: 0.5rem 1.5rem; margin-top: 0.5rem; }
.dag-meta-item { font-family: var(--mono); font-size: 0.62rem; color: var(--text-dim); }
.dag-meta-item span { color: var(--text-muted); }

/* ══════════════════════════════════════
   STATE LEGEND
══════════════════════════════════════ */
.state-legend {
  display: flex; flex-wrap: wrap; gap: 0.4rem;
  padding: 0.5rem 1.25rem;
  background: var(--bg);
  border-bottom: 1px solid var(--border);
  align-items: center;
}
.state-pill {
  display: inline-flex; align-items: center; gap: 0.3rem;
  font-family: var(--mono); font-size: 0.6rem;
  padding: 0.15rem 0.55rem; border-radius: 3px;
}
.s-success { background: var(--success-bg); color: var(--success); border: 1px solid var(--success); }
.s-running { background: var(--accent-af-bg); color: var(--accent-af); border: 1px solid var(--accent-af); }
.legend-hint { font-family: var(--mono); font-size: 0.6rem; color: var(--text-dim); margin-left: 0.5rem; }

/* ══════════════════════════════════════
   BODY LAYOUT
══════════════════════════════════════ */
.af-body { display: flex; min-height: 600px; }
@media (max-width: 768px) {
  .af-body {
    flex-direction: column;
  }

  .af-sidebar {
    width: 100%;
    border-right: none;
    border-bottom: 1px solid var(--border);
  }

  .graph-row {
    flex-wrap: wrap;
    gap: 0.5rem;
  }

  .task-arrow {
    display: none;
  }

  .toggle-bar {
    flex-wrap: wrap;
    gap: 0.4rem;
  }
}

.af-sidebar {
  width: 200px; flex-shrink: 0;
  background: var(--bg-surface);
  border-right: 1px solid var(--border);
  font-family: var(--mono);
}
.sidebar-label {
  font-size: 0.6rem; color: var(--text-dim);
  text-transform: uppercase; letter-spacing: 0.1em;
  padding: 0.65rem 0.85rem 0.3rem;
}
.run-item {
  padding: 0.5rem 0.85rem;
  border-left: 3px solid transparent;
  cursor: pointer;
  transition: background 0.15s, border-color 0.15s;
  border-bottom: 1px solid var(--border);
}
.run-item:hover { background: var(--bg-elevated); }
.run-item.active { background: var(--bg-elevated); border-left-color: var(--accent-af); }
.run-year { font-size: 0.74rem; color: var(--heading); font-weight: 600; }
.run-company { font-size: 0.6rem; color: var(--text-muted); margin-top: 0.1rem; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.run-state { display: flex; align-items: center; gap: 0.3rem; margin-top: 0.25rem; }
.run-dot { width: 6px; height: 6px; border-radius: 50%; flex-shrink: 0; }
.run-label { font-size: 0.56rem; }
.sidebar-stats { padding: 0.45rem 0.85rem; font-size: 0.62rem; color: var(--text-dim); line-height: 2.1; }
.sidebar-stats span { color: var(--text-muted); }

.af-content { flex: 1; overflow: hidden; padding: 1.25rem; }

/* ══════════════════════════════════════
   GRAPH ROW
══════════════════════════════════════ */
.graph-wrap { margin-bottom: 1.25rem; }
.graph-label {
  font-family: var(--mono); font-size: 0.6rem;
  color: var(--text-dim); text-transform: uppercase;
  letter-spacing: 0.1em; margin-bottom: 0.6rem;
}
.graph-row { display: flex; align-items: center; overflow-x: auto; padding-bottom: 0.25rem; gap: 0; }
.task-node {
  background: var(--bg-elevated);
  border: 1px solid var(--border-lit);
  border-radius: var(--radius);
  padding: 0.38rem 0.8rem;
  font-family: var(--mono); font-size: 0.65rem;
  white-space: nowrap; cursor: pointer; flex-shrink: 0;
  transition: border-color 0.2s, background 0.2s;
  color: var(--text-muted);
}
.task-node.success { border-color: var(--success); color: var(--success); background: var(--success-bg); }
.task-node.running { border-color: var(--accent-af); color: var(--accent-af); background: var(--accent-af-bg); animation: rpulse 1.6s ease-in-out infinite; }
.task-node.atask { border-color: var(--accent-af); color: var(--accent-af); background: var(--accent-af-bg); }
@keyframes rpulse { 0%,100%{box-shadow:0 0 0 0 rgba(1,124,238,0.3);} 50%{box-shadow:0 0 0 5px rgba(1,124,238,0);} }
.task-arrow { color: var(--text-dim); font-size: 0.7rem; padding: 0 0.35rem; flex-shrink: 0; }
.hint { font-family: var(--mono); font-size: 0.62rem; color: var(--text-dim); text-align: center; margin: 0.3rem 0 0.75rem; }

/* ══════════════════════════════════════
   SECTION HEADING (Airflow)
══════════════════════════════════════ */
.sh {
  font-family: var(--mono); font-size: 0.65rem;
  text-transform: uppercase; letter-spacing: 0.1em;
  color: var(--text-dim);
  border-bottom: 1px solid var(--border);
  padding-bottom: 0.35rem;
  margin: 1.5rem 0 0.85rem;
  display: flex; align-items: center; gap: 0.4rem;
}
.sh::before { content: '#'; color: var(--accent-af); }

/* ══════════════════════════════════════
   STAGE PANELS
══════════════════════════════════════ */
.stage-panel { display: none; }
.stage-panel.open { display: block; }
.stage-header { display: flex; align-items: center; gap: 1rem; margin-bottom: 1rem; flex-wrap: wrap; }
.stage-icon { font-size: 2rem; flex-shrink: 0; }
.stage-title { font-family: var(--display); font-size: 1rem; color: var(--heading); font-weight: 700; letter-spacing: 0.01em; }
.stage-sub { font-size: 0.82rem; color: var(--text-muted); margin-top: 0.2rem; }

/* ══════════════════════════════════════
   LOG BOX
══════════════════════════════════════ */
.log-box {
  background: var(--log-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.85rem 1rem;
  font-family: var(--mono); font-size: 0.65rem;
  color: var(--text-muted);
  margin-top: 0.75rem;
  line-height: 1.9;
}
[data-theme="light"] .log-box { color: #c8c0e8; }
.log-line { display: block; }
.log-ts { color: var(--text-dim); }
.log-info { color: var(--accent-af); }
.log-ok { color: var(--success); }
.log-warn { color: var(--amber); }

/* ══════════════════════════════════════
   STAT ROW
══════════════════════════════════════ */
.stat-row { display: flex; flex-wrap: wrap; gap: 0.5rem; margin: 0.75rem 0; }
.stat {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.5rem 0.85rem;
  text-align: center; min-width: 82px;
}
.stat .sv { font-family: var(--mono); font-size: 1.05rem; color: var(--accent-af); font-weight: 700; }
.stat .sl { font-size: 0.6rem; color: var(--text-muted); margin-top: 0.05rem; }

/* ══════════════════════════════════════
   TASK INSTANCE TABLE
══════════════════════════════════════ */
.ti-table { width: 100%; border-collapse: collapse; font-size: 0.8rem; margin-top: 0.5rem; }
.ti-table th {
  background: var(--bg-elevated);
  color: var(--text-dim);
  font-family: var(--mono); font-size: 0.6rem;
  text-transform: uppercase; letter-spacing: 0.06em;
  padding: 0.45rem 0.7rem;
  border: 1px solid var(--border); text-align: left;
}
.ti-table td { border: 1px solid var(--border); padding: 0.5rem 0.7rem; background: var(--bg-card); vertical-align: top; }
.ti-table tr:hover td { background: var(--bg-elevated); }
.run-id { font-family: var(--mono); font-size: 0.68rem; color: var(--accent-af); }
.ti-state { display: inline-flex; align-items: center; gap: 0.3rem; font-family: var(--mono); font-size: 0.6rem; }
.ti-dur { font-family: var(--mono); font-size: 0.62rem; color: var(--text-dim); }
.award-chip {
  display: inline-block; font-family: var(--mono); font-size: 0.55rem;
  background: var(--amber-bg); border: 1px solid rgba(217,119,6,0.35);
  color: var(--amber); border-radius: 3px;
  padding: 0.08rem 0.38rem; margin-left: 0.25rem;
}

/* ══════════════════════════════════════
   CERT GRID
══════════════════════════════════════ */
.cert-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(195px, 1fr)); gap: 0.5rem; margin-top: 0.5rem; }
.cert-card {
  background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 0.65rem 0.85rem; display: flex; align-items: flex-start; gap: 0.55rem; transition: border-color 0.2s;
}
.cert-card:hover { border-color: var(--accent-af); }
.cert-icon { font-size: 1rem; flex-shrink: 0; margin-top: 0.05rem; }
.cert-name { font-size: 0.75rem; color: var(--heading); line-height: 1.35; font-weight: 500; }
.cert-org { font-family: var(--mono); font-size: 0.58rem; color: var(--text-muted); margin-top: 0.12rem; }
.cert-date { font-family: var(--mono); font-size: 0.55rem; color: var(--success); }

/* ══════════════════════════════════════
   PROJECT GRID (Airflow)
══════════════════════════════════════ */
.proj-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(215px, 1fr)); gap: 0.65rem; margin-top: 0.5rem; }
.pcard {
  background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 0.85rem 1rem; display: flex; flex-direction: column; gap: 0.35rem; transition: border-color 0.2s, box-shadow 0.2s;
}
.pcard:hover { border-color: var(--accent-af); box-shadow: 0 4px 20px rgba(1,124,238,0.08); }
.ptag { font-family: var(--mono); font-size: 0.57rem; background: var(--accent-af-bg); color: var(--accent-af); border: 1px solid var(--accent-af); border-radius: 3px; padding: 0.08rem 0.4rem; display: inline-block; width: fit-content; text-transform: uppercase; }
.ptitle { color: var(--heading); font-weight: 600; font-size: 0.82rem; line-height: 1.35; }
.pdesc { font-size: 0.75rem; color: var(--text-muted); line-height: 1.55; }
.pstack { font-family: var(--mono); font-size: 0.58rem; color: var(--text-dim); margin-top: 0.15rem; }
.plink {
  font-family: var(--mono); font-size: 0.63rem; color: var(--accent-af);
  border: 1px solid var(--border-lit); border-radius: 3px;
  padding: 0.13rem 0.48rem; display: inline-block; margin-top: 0.4rem; transition: border-color 0.15s;
}
.plink:hover { border-color: var(--accent-af); opacity: 1; }

/* ══════════════════════════════════════
   ARTICLE GRID
══════════════════════════════════════ */
.art-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(195px, 1fr)); gap: 0.6rem; margin-top: 0.5rem; }
.acard {
  background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 0.75rem 0.9rem; display: flex; flex-direction: column; gap: 0.3rem; transition: border-color 0.2s;
}
.acard:hover { border-color: var(--accent-af); }
.atag { font-family: var(--mono); font-size: 0.57rem; background: var(--purple-bg); color: var(--purple); border: 1px solid; border-color: var(--purple); border-radius: 3px; padding: 0.08rem 0.4rem; display: inline-block; width: fit-content; text-transform: uppercase; }
.atitle { color: var(--heading); font-weight: 500; font-size: 0.78rem; line-height: 1.38; }
.apub { font-size: 0.65rem; color: var(--text-dim); }
.alink { font-family: var(--mono); font-size: 0.62rem; color: var(--accent-af); margin-top: auto; padding-top: 0.25rem; }

/* ══════════════════════════════════════
   SERVE / CONNECT
══════════════════════════════════════ */
.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 0.6rem; margin-top: 0.5rem; }
.serve-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(178px, 1fr)); gap: 0.6rem; margin-top: 0.5rem; }
.scard {
  background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 0.75rem 0.9rem; display: flex; flex-direction: column; gap: 0.28rem; transition: border-color 0.2s;
}
.scard:hover { border-color: var(--accent-af); }
.scard.feat { border-color: var(--accent-af); background: var(--accent-af-bg); }
.sc-plat { font-family: var(--mono); font-size: 0.7rem; color: var(--accent-af); font-weight: 600; }
.sc-handle { font-size: 0.7rem; color: var(--text-muted); }
.sc-desc { font-size: 0.72rem; color: var(--text); line-height: 1.5; }
.sc-link { font-family: var(--mono); font-size: 0.62rem; color: var(--accent-af); margin-top: auto; padding-top: 0.28rem; }
.speak-card {
  background: var(--bg-card); border: 1px solid var(--border);
  border-left: 3px solid var(--accent-af); border-radius: var(--radius);
  padding: 0.85rem 1.1rem; margin-top: 0.5rem;
}

/* ══════════════════════════════════════
   OPEN FOR TAGS
══════════════════════════════════════ */
.tag-row { display: flex; flex-wrap: wrap; gap: 0.4rem; margin-top: 0.6rem; }
.otag { font-family: var(--mono); font-size: 0.6rem; padding: 0.2rem 0.6rem; border-radius: 3px; border: 1px solid; }
.ot-green { background: var(--success-bg); border-color: var(--success); color: var(--success); }
.ot-blue  { background: var(--accent-af-bg); border-color: var(--accent-af); color: var(--accent-af); }
.ot-purple{ background: var(--purple-bg); border-color: var(--purple); color: var(--purple); }
.ot-amber { background: var(--amber-bg); border-color: var(--amber); color: var(--amber); }

/* ══════════════════════════════════════
   FOOTERS
══════════════════════════════════════ */
.af-footer {
  text-align: center; padding: 1.1rem 1.5rem 1.5rem;
  font-family: var(--mono); font-size: 0.68rem;
  color: var(--text-dim); border-top: 1px solid var(--border); margin-top: 1rem;
}
.af-footer a { color: var(--text-muted); }
.n-footer {
  text-align: center; padding: 1.5rem;
  font-family: var(--mono); font-size: 0.68rem;
  color: var(--text-dim); border-top: 1px solid var(--border); margin-top: 1rem;
}
.n-footer a { color: var(--text-muted); }

/* ══════════════════════════════════════
   NORMAL THEME — HERO
══════════════════════════════════════ */
.n-hero {
  background: var(--bg-surface);
  border-bottom: 1px solid var(--border);
  padding: 2.5rem 1.5rem 2rem;
  text-align: center;
}

.n-avatar {
  width: 84px; height: 84px; border-radius: 50%;
  border: 3px solid var(--border-lit);
  background: linear-gradient(135deg, var(--accent-n), var(--accent-af));
  display: flex; align-items: center; justify-content: center;
  font-family: var(--mono); font-size: 1.7rem; font-weight: 700;
  color: #fff; margin: 0 auto 1.1rem;
  box-shadow: 0 4px 20px rgba(0,137,123,0.2);
}

.n-name { font-family: var(--display); font-size: 1.7rem; font-weight: 700; color: var(--heading); letter-spacing: 0.01em; }
.n-title { font-family: var(--display); font-size: 0.92rem; color: var(--text-muted); margin-top: 0.35rem; font-weight: 500; letter-spacing: 0.01em; }
.n-location { font-family: var(--mono); font-size: 0.72rem; color: var(--text-dim); margin-top: 0.35rem; }
.n-views {
  font-family: var(--mono); font-size: 0.7rem;
  color: var(--text-dim); margin-top: 0.5rem;
  display: flex; flex-wrap: wrap; align-items: center; justify-content: center; gap: 0.4rem 0.75rem;
}
.n-bio { max-width: 620px; margin: 1rem auto 0; font-size: 0.9rem; color: var(--text); line-height: 1.75; }

.n-badges { display: flex; flex-wrap: wrap; justify-content: center; gap: 0.45rem; margin-top: 1.1rem; }
.n-badge { font-family: var(--mono); font-size: 0.62rem; padding: 0.22rem 0.7rem; border-radius: 20px; border: 1px solid; }
.nb-teal   { background: var(--accent-n-bg); border-color: var(--accent-n); color: var(--accent-n); }
.nb-blue   { background: var(--accent-af-bg); border-color: var(--accent-af); color: var(--accent-af); }
.nb-green  { background: var(--success-bg); border-color: var(--success); color: var(--success); }
.nb-purple { background: var(--purple-bg); border-color: var(--purple); color: var(--purple); }
.nb-amber  { background: var(--amber-bg); border-color: var(--amber); color: var(--amber); }

.n-socials { display: flex; flex-wrap: wrap; justify-content: center; gap: 0.5rem; margin-top: 1.1rem; }
.n-social-btn {
  display: inline-flex; align-items: center; gap: 0.4rem;
  font-family: var(--mono); font-size: 0.66rem;
  padding: 0.32rem 0.9rem;
  border: 1px solid var(--border-lit); border-radius: var(--radius);
  color: var(--text-muted); background: var(--bg-elevated); transition: all 0.2s;
}
.n-social-btn:hover { border-color: var(--accent-n); color: var(--accent-n); background: var(--accent-n-bg); opacity: 1; }

/* ══════════════════════════════════════
   NORMAL THEME — MAIN
══════════════════════════════════════ */
.n-main { max-width: 920px; margin: 0 auto; padding: 1.5rem; }

.n-sh {
  font-family: var(--mono); font-size: 0.72rem;
  text-transform: uppercase; letter-spacing: 0.1em;
  color: var(--text-dim); border-bottom: 1px solid var(--border);
  padding-bottom: 0.4rem; margin: 2rem 0 1rem;
  display: flex; align-items: center; gap: 0.4rem;
}
.n-sh::before { content: '//'; color: var(--accent-n); font-size: 0.72rem; }

.gh-stats { display: flex; flex-wrap: wrap; justify-content: center; gap: 0.85rem; margin-top: 0.85rem; text-align: center; }
.gh-stats img { max-width: 100%; height: auto; }

/* Timeline */
.n-timeline { display: flex; flex-direction: column; gap: 0.85rem; margin-top: 0.85rem; }
.n-tcard {
  background: var(--bg-card); border: 1px solid var(--border);
  border-left: 3px solid var(--border); border-radius: var(--radius-lg);
  padding: 1rem 1.2rem; transition: border-left-color 0.2s;
}
.n-tcard:hover { border-left-color: var(--accent-n); }
.n-tcard.hi { border-left-color: var(--accent-n); }
.n-tc-top { display: flex; justify-content: space-between; align-items: baseline; flex-wrap: wrap; gap: 0.3rem; margin-bottom: 0.3rem; }
.n-tc-co { font-family: var(--mono); font-size: 0.8rem; color: var(--heading); font-weight: 600; }
.n-tc-dt { font-family: var(--mono); font-size: 0.62rem; color: var(--text-dim); }
.n-tc-role { font-size: 0.82rem; color: var(--text-muted); margin-bottom: 0.45rem; }
.n-bullets { list-style: none; display: flex; flex-direction: column; gap: 0.35rem; }
.n-bullets li { font-size: 0.82rem; color: var(--text); padding-left: 1.1rem; position: relative; line-height: 1.55; }
.n-bullets li::before { content: '▸'; position: absolute; left: 0; color: var(--accent-n); font-size: 0.65rem; top: 0.18rem; }
.n-award {
  display: inline-block; font-family: var(--mono); font-size: 0.55rem;
  background: var(--amber-bg); border: 1px solid rgba(217,119,6,0.35);
  color: var(--amber); border-radius: 3px; padding: 0.08rem 0.38rem; margin-left: 0.28rem;
}

/* N cert grid */
.n-cert-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(195px, 1fr)); gap: 0.55rem; margin-top: 0.6rem; }
.n-cert-card {
  background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius-lg);
  padding: 0.65rem 0.85rem; display: flex; align-items: flex-start; gap: 0.55rem; transition: border-color 0.2s;
}
.n-cert-card:hover { border-color: var(--accent-n); }

/* N projects */
.n-proj-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(215px, 1fr)); gap: 0.7rem; margin-top: 0.6rem; }
.n-pcard {
  background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius-lg);
  padding: 0.95rem 1.1rem; display: flex; flex-direction: column; gap: 0.35rem;
  transition: border-color 0.2s, box-shadow 0.2s;
}
.n-pcard:hover { border-color: var(--accent-n); box-shadow: 0 4px 18px rgba(0,137,123,0.1); }
.n-ptag { font-family: var(--mono); font-size: 0.58rem; background: var(--accent-n-bg); color: var(--accent-n); border: 1px solid var(--accent-n); border-radius: 3px; padding: 0.09rem 0.42rem; display: inline-block; width: fit-content; text-transform: uppercase; }
.n-ptitle { color: var(--heading); font-weight: 600; font-size: 0.84rem; line-height: 1.4; }
.n-pdesc { font-size: 0.78rem; color: var(--text-muted); line-height: 1.55; }
.n-pstack { font-family: var(--mono); font-size: 0.6rem; color: var(--text-dim); margin-top: 0.18rem; }
.n-plink {
  font-family: var(--mono); font-size: 0.65rem; color: var(--accent-n);
  border: 1px solid var(--border-lit); border-radius: 3px;
  padding: 0.14rem 0.52rem; display: inline-block; margin-top: 0.4rem; transition: border-color 0.15s;
}
.n-plink:hover { border-color: var(--accent-n); opacity: 1; }

/* N articles */
.n-art-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(205px, 1fr)); gap: 0.65rem; margin-top: 0.6rem; }
.n-acard {
  background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius-lg);
  padding: 0.85rem 1rem; display: flex; flex-direction: column; gap: 0.3rem; transition: border-color 0.2s;
}
.n-acard:hover { border-color: var(--accent-n); }
.n-atag { font-family: var(--mono); font-size: 0.58rem; background: var(--purple-bg); color: var(--purple); border: 1px solid var(--purple); border-radius: 3px; padding: 0.09rem 0.42rem; display: inline-block; width: fit-content; text-transform: uppercase; }
.n-atitle { color: var(--heading); font-weight: 500; font-size: 0.82rem; line-height: 1.38; }
.n-apub { font-size: 0.66rem; color: var(--text-dim); }
.n-alink { font-family: var(--mono); font-size: 0.62rem; color: var(--accent-n); margin-top: auto; padding-top: 0.25rem; }

/* N community / connect */
.n-scard {
  background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius-lg);
  padding: 0.85rem 1rem; display: flex; flex-direction: column; gap: 0.28rem; transition: border-color 0.2s;
}
.n-scard:hover { border-color: var(--accent-n); }
.n-scard.feat { border-color: var(--accent-n); background: var(--accent-n-bg); }
.n-sc-plat { font-family: var(--mono); font-size: 0.72rem; color: var(--accent-n); font-weight: 600; }
.n-sc-handle { font-size: 0.72rem; color: var(--text-muted); }
.n-sc-desc { font-size: 0.74rem; color: var(--text); line-height: 1.55; }
.n-sc-link { font-family: var(--mono); font-size: 0.63rem; color: var(--accent-n); margin-top: auto; padding-top: 0.28rem; }
.n-connect-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(182px, 1fr)); gap: 0.65rem; margin-top: 0.6rem; }
.n-open-row { display: flex; flex-wrap: wrap; gap: 0.45rem; margin-top: 0.6rem; }


.back-btn {
  font-family: var(--mono);
  font-size: 0.65rem;
  font-weight: 500;
  padding: 0.22rem 0.8rem;
  border-radius: var(--radius);
  border: 1px solid var(--accent-af);
  color: var(--accent-af);
  background: var(--accent-af-bg);
  cursor: pointer;
  white-space: nowrap;
  transition: all 0.2s;
  flex-shrink: 0;
}
.back-btn:hover {
  background: var(--accent-af);
  color: #fff;
}

.audio-btn {
  font-family: var(--mono);
  font-size: 0.62rem;
  font-weight: 500;
  padding: 0.22rem 0.85rem;
  border-radius: var(--radius);
  border: 1px solid var(--border-lit);
  color: var(--text-muted);
  background: transparent;
  cursor: pointer;
  white-space: nowrap;
  transition: all 0.2s;
  position: relative;
  overflow: hidden;
}

.audio-btn::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, transparent, rgba(184,168,248,0.08), transparent);
  transform: translateX(-100%);
  transition: transform 0s;
}

.audio-btn:hover {
  border-color: var(--accent-n);
  color: var(--accent-n);
  background: var(--accent-n-bg);
}

.audio-btn.audio-playing {
  border-color: var(--accent-n);
  color: var(--accent-n);
  background: var(--accent-n-bg);
  animation: audio-pulse 1.2s ease-in-out infinite;
}

.audio-btn.audio-playing::before {
  animation: audio-wave 1.2s ease-in-out infinite;
  transform: translateX(-100%);
}

@keyframes audio-pulse {
  0%,100% { box-shadow: 0 0 0 0 rgba(124,92,232,0.3); }
  50%      { box-shadow: 0 0 0 5px rgba(124,92,232,0); }
}

@keyframes audio-wave {
  0%   { transform: translateX(-100%); }
  100% { transform: translateX(200%); }
}

/* ══════════════════════════════════════
   RESPONSIVE
══════════════════════════════════════ */
@media (max-width: 640px) {
  .af-sidebar { width: 130px; }
  .af-nav { display: none; }
  .task-arrow { display: none; }
  .two-col { grid-template-columns: 1fr; }
  .cert-grid, .proj-grid, .art-grid, .serve-grid { grid-template-columns: 1fr; }
  .n-cert-grid, .n-proj-grid, .n-art-grid, .n-connect-grid { grid-template-columns: 1fr; }
  .electric-btn { display: none !important; }
  .n-name { font-size: 1.3rem; }
  .stage-title { font-size: 0.85rem; }
}