/* nerv.css — City of Dis Command Center design system
   Twilight of Fantasia — the iron city at Pe≈4 */

/* ── Design tokens (Iron/Ember — City of Dis palette, warmed) ────────────── */
:root {
  --nerv-bg:         #0e0a06;
  --nerv-bg-panel:   rgba(14,10,6,0.88);
  --nerv-grid:       #221508;
  --nerv-grid-hot:   #4a2812;
  --nerv-accent:     #dd5544;
  --nerv-amber:      #dda040;
  --nerv-teal:       #cc6622;
  --nerv-teal-dim:   rgba(204,102,34,0.25);
  --nerv-text:       #ccb098;
  --nerv-text-dim:   #776044;
  --nerv-text-bright:#ffeedd;
  --nerv-border:     rgba(204,102,34,0.25);
  --nerv-glow:       0 0 14px rgba(221,85,68,0.3);
  --nerv-glow-teal:  0 0 12px rgba(204,102,34,0.35);
  --nerv-font:       'Courier New', monospace;
}

/* ── Scanline overlay ────────────────────────────────────────────────────── */
#nerv-scanline {
  position: fixed; inset: 0;
  pointer-events: none;
  z-index: 5;
  background: repeating-linear-gradient(
    0deg,
    transparent 0px,
    transparent 2px,
    rgba(0,0,0,0.04) 2px,
    rgba(0,0,0,0.04) 4px
  );
  mix-blend-mode: multiply;
}

#nerv-sweep {
  position: fixed; left: 0; right: 0; height: 1px;
  background: linear-gradient(90deg, transparent 5%, #cc4422 50%, transparent 95%);
  opacity: 0.25;
  animation: nerv-sweep 8s linear infinite;
  pointer-events: none;
  z-index: 6;
}

@keyframes nerv-sweep {
  0%   { top: -2px; }
  100% { top: 100vh; }
}

/* ── Status bar (top) ────────────────────────────────────────────────────── */
#nerv-status-bar {
  position: fixed; top: 0; left: 0; right: 0;
  height: 2.5rem;
  background: rgba(2,8,16,0.94);
  border-bottom: 1px solid var(--nerv-border);
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 1.25rem;
  z-index: 22;
  pointer-events: auto;
  font: 600 0.55rem/1 var(--nerv-font);
  letter-spacing: 0.18em;
  color: var(--nerv-text-dim);
  text-transform: uppercase;
  backdrop-filter: blur(6px);
}

.nsb-left, .nsb-center, .nsb-right {
  display: flex; align-items: center; gap: 0.75rem;
}

.nsb-wallet {
  color: var(--nerv-teal);
  font-size: 0.5rem;
  letter-spacing: 0.1em;
}

.nsb-archetype {
  color: var(--nerv-amber);
  font-size: 0.52rem;
}

.nsb-pe-gauge {
  display: flex; align-items: center; gap: 0.4rem;
}

.nsb-pe-label {
  color: var(--nerv-text-dim);
  font-size: 0.48rem;
}

.nsb-pe-bar {
  width: 80px; height: 3px;
  background: rgba(42,136,153,0.15);
  overflow: hidden;
}

.nsb-pe-fill {
  height: 100%;
  background: var(--nerv-teal);
  transition: width 1s ease, background 0.5s ease;
  width: 0%;
}

.nsb-ath {
  color: #3ddc84;
  font-size: 0.52rem;
}

.nsb-notif {
  position: relative;
  color: var(--nerv-text-dim);
  cursor: pointer;
  font-size: 0.65rem;
}

.nsb-notif-badge {
  position: absolute; top: -0.3rem; right: -0.45rem;
  background: var(--nerv-accent);
  color: #fff; font-size: 0.4rem;
  width: 0.75rem; height: 0.75rem;
  border-radius: 50%;
  display: none;
  align-items: center; justify-content: center;
}

.nsb-notif-badge.active { display: flex; }

/* ── Hex grid ────────────────────────────────────────────────────────────── */
#nerv-hex-grid {
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-58%, -50%);
  display: grid;
  grid-template-columns: repeat(3, 170px);
  grid-template-rows: repeat(auto-fill, 148px);
  gap: 10px 12px;
  z-index: 11;
  pointer-events: auto;
}

/* Offset row 2 for honeycomb pattern (items 4-6) */
#nerv-hex-grid .nerv-hex:nth-child(n+4):nth-child(-n+6) {
  transform: translateX(91px);
}
/* Row 3 (item 7 — God Hand hex): no offset, centered */
#nerv-hex-grid .nerv-hex:nth-child(7) {
  grid-column: 2;
}

.nerv-hex {
  position: relative;
  clip-path: polygon(25% 0%, 75% 0%, 100% 50%, 75% 100%, 25% 100%, 0% 50%);
  background: rgba(2,8,16,0.85);
  cursor: pointer;
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  gap: 0.35rem;
  padding: 1rem 0.5rem;
  transition: background 0.3s ease, filter 0.3s ease;
  user-select: none;
}

/* Hex border via pseudo-element */
.nerv-hex::before {
  content: '';
  position: absolute;
  inset: -1px;
  clip-path: polygon(25% 0%, 75% 0%, 100% 50%, 75% 100%, 25% 100%, 0% 50%);
  background: var(--nerv-grid);
  z-index: -1;
  transition: background 0.3s ease;
}

.nerv-hex:hover {
  background: rgba(26,16,8,0.9);
  filter: brightness(1.2);
}

.nerv-hex:hover::before {
  background: var(--nerv-grid-hot);
}

.nerv-hex:active {
  background: rgba(60,30,10,0.4);
}

.nh-icon {
  font-size: 1.4rem;
  color: var(--nerv-teal);
  line-height: 1;
  transition: color 0.3s ease;
}

.nerv-hex:hover .nh-icon {
  color: var(--nerv-text-bright);
}

.nh-label {
  font: 700 0.6rem/1 var(--nerv-font);
  letter-spacing: 0.25em;
  color: var(--nerv-text);
  text-transform: uppercase;
  text-align: center;
}

.nh-status {
  font: 400 0.48rem/1 var(--nerv-font);
  letter-spacing: 0.1em;
  color: var(--nerv-text-dim);
  text-align: center;
}

/* Zone-specific accent colors — City of Dis */
.nerv-hex[data-zone="world"]    .nh-icon { color: #7fd4ff; } /* Empyrean visible above — aspirational */
.nerv-hex[data-zone="arena"]    .nh-icon { color: #e74c3c; }
.nerv-hex[data-zone="mining"]   .nh-icon { color: #66aa44; }
.nerv-hex[data-zone="crucible"] .nh-icon { color: #cc8833; }
.nerv-hex[data-zone="campaign"] .nh-icon { color: #c8b48c; }
.nerv-hex[data-zone="binding"]  .nh-icon { color: #f0c040; }

/* ── Secondary bar ───────────────────────────────────────────────────────── */
#nerv-secondary-bar {
  position: fixed;
  bottom: 0; left: 0; right: 280px;
  height: 2.2rem;
  background: rgba(2,8,16,0.94);
  border-top: 1px solid var(--nerv-border);
  display: flex; align-items: center;
  gap: 0; padding: 0;
  z-index: 22;
  pointer-events: auto;
  backdrop-filter: blur(6px);
}

.nerv-sec-btn {
  flex: 1;
  background: transparent;
  border: none;
  border-right: 1px solid rgba(42,136,153,0.12);
  color: var(--nerv-text-dim);
  font: 600 0.48rem/1 var(--nerv-font);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  padding: 0.6rem 0.5rem;
  cursor: pointer;
  transition: color 0.2s, background 0.2s;
  text-align: center;
  white-space: nowrap;
}

.nerv-sec-btn:last-child { border-right: none; }

.nerv-sec-btn:hover {
  color: var(--nerv-text);
  background: rgba(42,136,153,0.08);
}

.nerv-sec-btn.active {
  color: var(--nerv-teal);
  background: rgba(42,136,153,0.12);
  border-bottom: 2px solid var(--nerv-teal);
}

/* ── Live feed (right sidebar) ───────────────────────────────────────────── */
#nerv-feed {
  position: fixed; top: 2.5rem; right: 0; bottom: 0;
  width: 280px;
  overflow-y: auto;
  background: rgba(2,8,16,0.88);
  border-left: 1px solid var(--nerv-border);
  z-index: 18;
  pointer-events: auto;
  padding: 0.5rem 0;
  scrollbar-width: thin;
  scrollbar-color: var(--nerv-grid) transparent;
}

#nerv-feed-header {
  font: 600 0.5rem/1 var(--nerv-font);
  letter-spacing: 0.3em;
  color: var(--nerv-text-dim);
  text-transform: uppercase;
  padding: 0.4rem 0.75rem 0.5rem;
  border-bottom: 1px solid rgba(42,136,153,0.12);
}

.nf-entry {
  padding: 0.4rem 0.75rem;
  border-bottom: 1px solid rgba(42,136,153,0.06);
  animation: nf-fade-in 0.4s ease;
}

.nf-entry:hover {
  background: rgba(42,136,153,0.04);
}

@keyframes nf-fade-in {
  from { opacity: 0; transform: translateY(-4px); }
  to   { opacity: 1; transform: translateY(0); }
}

.nf-meta {
  display: flex; align-items: center; gap: 0.4rem;
  margin-bottom: 0.15rem;
}

.nf-time {
  font: 400 0.42rem/1 var(--nerv-font);
  color: var(--nerv-text-dim);
  letter-spacing: 0.08em;
}

.nf-author {
  font: 600 0.46rem/1 var(--nerv-font);
  color: var(--nerv-teal);
  letter-spacing: 0.06em;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 100px;
}

.nf-tag {
  font: 400 0.38rem/1 var(--nerv-font);
  letter-spacing: 0.12em;
  color: var(--nerv-amber);
  text-transform: uppercase;
  margin-left: auto;
}

.nf-text {
  font: 400 0.56rem/1.5 var(--nerv-font);
  color: var(--nerv-text);
  word-break: break-word;
}

.nf-system .nf-author { color: var(--nerv-accent); }
.nf-system .nf-text   { color: var(--nerv-text-dim); }

.nf-empty {
  padding: 1.5rem 0.75rem;
  font: 400 0.55rem/1.5 var(--nerv-font);
  color: var(--nerv-text-dim);
  text-align: center;
  letter-spacing: 0.08em;
}

/* ── Drawer (secondary panels) ───────────────────────────────────────────── */
#nerv-drawer {
  position: fixed; top: 2.5rem; left: 0; bottom: 2.2rem;
  width: min(560px, 80vw);
  background: rgba(2,8,16,0.97);
  border-right: 1px solid var(--nerv-border);
  transform: translateX(-100%);
  transition: transform 0.3s ease;
  z-index: 25;
  pointer-events: auto;
  display: flex; flex-direction: column;
  backdrop-filter: blur(8px);
}

#nerv-drawer.open { transform: translateX(0); }

#nerv-drawer-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--nerv-border);
  flex-shrink: 0;
}

#nerv-drawer-title {
  font: 700 0.6rem/1 var(--nerv-font);
  letter-spacing: 0.3em;
  color: var(--nerv-teal);
  text-transform: uppercase;
}

#nerv-drawer-close {
  background: none; border: none;
  color: var(--nerv-text-dim);
  font: 400 1rem/1 var(--nerv-font);
  cursor: pointer;
  padding: 0 0.25rem;
  transition: color 0.2s;
}

#nerv-drawer-close:hover { color: var(--nerv-accent); }

#nerv-drawer-body {
  flex: 1; overflow-y: auto; padding: 1rem;
  scrollbar-width: thin;
  scrollbar-color: var(--nerv-grid) transparent;
}

/* ── Drawer: Library ─────────────────────────────────────────────────────── */
.lib-section {
  margin-bottom: 1rem;
}

.lib-section-title {
  font: 700 0.52rem/1 var(--nerv-font);
  letter-spacing: 0.25em;
  color: var(--nerv-amber);
  text-transform: uppercase;
  padding: 0.35rem 0;
  border-bottom: 1px solid rgba(42,136,153,0.1);
  margin-bottom: 0.4rem;
  cursor: pointer;
  user-select: none;
}

.lib-section-title:hover { color: var(--nerv-text-bright); }
.lib-section-title::before { content: '▸ '; }
.lib-section.open .lib-section-title::before { content: '▾ '; }

.lib-list {
  display: none;
  flex-direction: column;
  gap: 0.1rem;
  padding-left: 0.5rem;
}

.lib-section.open .lib-list { display: flex; }

.lib-link {
  font: 400 0.52rem/1.8 var(--nerv-font);
  color: var(--nerv-text);
  text-decoration: none;
  letter-spacing: 0.04em;
  padding: 0.1rem 0.4rem;
  transition: color 0.2s, background 0.2s;
}

.lib-link:hover {
  color: var(--nerv-teal);
  background: rgba(42,136,153,0.06);
}

/* ── Drawer: Messages ────────────────────────────────────────────────────── */
.msg-tabs {
  display: flex; gap: 0; margin-bottom: 0.75rem;
  border-bottom: 1px solid var(--nerv-border);
}

.msg-tab {
  background: transparent; border: none;
  color: var(--nerv-text-dim);
  font: 600 0.5rem/1 var(--nerv-font);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  padding: 0.5rem 1rem;
  cursor: pointer;
  transition: color 0.2s;
  border-bottom: 2px solid transparent;
}

.msg-tab:hover { color: var(--nerv-text); }
.msg-tab.active { color: var(--nerv-teal); border-bottom-color: var(--nerv-teal); }

.msg-compose {
  display: flex; gap: 0.5rem; margin-bottom: 0.35rem;
  flex-wrap: wrap;
}

.msg-compose input {
  background: rgba(0,0,0,0.4);
  border: 1px solid var(--nerv-border);
  color: var(--nerv-text);
  font: 400 0.58rem/1 var(--nerv-font);
  padding: 0.45rem 0.65rem;
  outline: none;
}

.msg-compose input:focus { border-color: var(--nerv-teal); }

.msg-compose button {
  background: rgba(42,136,153,0.12);
  border: 1px solid var(--nerv-teal-dim);
  color: var(--nerv-teal);
  font: 600 0.5rem/1 var(--nerv-font);
  letter-spacing: 0.15em;
  padding: 0.45rem 0.85rem;
  cursor: pointer;
  transition: background 0.2s;
  white-space: nowrap;
}

.msg-compose button:hover { background: rgba(42,136,153,0.22); }
.msg-compose button:disabled { opacity: 0.4; cursor: default; }

.msg-feed {
  display: flex; flex-direction: column; gap: 0;
}

.msg-content-area {
  display: flex; flex-direction: column;
}

/* ── Drawer: Dashboard ───────────────────────────────────────────────────── */
.dash-stat-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.75rem;
  margin-bottom: 1rem;
}

.dash-stat-cell {
  background: rgba(0,0,0,0.3);
  border: 1px solid rgba(42,136,153,0.1);
  padding: 0.65rem;
  text-align: center;
}

.dash-stat-val {
  font: 700 1.1rem/1 var(--nerv-font);
  color: var(--nerv-teal);
  margin-bottom: 0.25rem;
}

.dash-stat-label {
  font: 400 0.42rem/1 var(--nerv-font);
  letter-spacing: 0.2em;
  color: var(--nerv-text-dim);
  text-transform: uppercase;
}

/* ── Mobile adjustments ──────────────────────────────────────────────────── */
@media (max-width: 768px) {
  #nerv-hex-grid {
    grid-template-columns: repeat(2, 140px);
    grid-template-rows: repeat(3, 122px);
    gap: 8px;
    transform: translate(-50%, -50%);
  }

  /* Reset honeycomb offset for 2-col */
  #nerv-hex-grid .nerv-hex:nth-child(n+4):nth-child(-n+6) {
    transform: none;
  }
  #nerv-hex-grid .nerv-hex:nth-child(7) {
    grid-column: auto;
  }
  #nerv-hex-grid .nerv-hex:nth-child(even) {
    transform: translateX(70px);
  }

  #nerv-feed { display: none; }

  #nerv-secondary-bar { right: 0; }

  #nerv-drawer { width: 100vw; }

  .nerv-sec-btn {
    font-size: 0.4rem;
    letter-spacing: 0.1em;
    padding: 0.5rem 0.25rem;
  }
}

@media (max-width: 480px) {
  #nerv-hex-grid {
    grid-template-columns: repeat(2, 120px);
    grid-template-rows: repeat(3, 105px);
  }

  #nerv-hex-grid .nerv-hex:nth-child(even) {
    transform: translateX(60px);
  }
  #nerv-hex-grid .nerv-hex:nth-child(7) {
    grid-column: auto;
  }

  .nh-icon { font-size: 1rem; }
  .nh-label { font-size: 0.5rem; }
}

/* ── Pre-initiation: locked hex zones ────────────────────────────────────── */
.nerv-hex-locked {
  opacity: 0.35;
  cursor: not-allowed;
  filter: grayscale(0.6);
}
.nerv-hex-locked:hover {
  background: rgba(2,8,16,0.85);
  filter: grayscale(0.6) brightness(1);
}
.nerv-hex-locked .nh-status {
  color: #553333;
}

/* Shake animation for locked hex click */
@keyframes nerv-shake {
  0%, 100% { transform: translateX(0); }
  20% { transform: translateX(-4px); }
  40% { transform: translateX(4px); }
  60% { transform: translateX(-3px); }
  80% { transform: translateX(2px); }
}
.nerv-hex-shake {
  animation: nerv-shake 0.4s ease;
}

/* God Hand initiation hex */
.nerv-hex-godhand {
  border-color: rgba(200,180,140,0.3);
}
.nerv-hex-godhand .nh-icon {
  color: #7a6f5e;
  transition: color 0.6s ease;
}
.nerv-hex-godhand .nh-status {
  color: #5a5040;
}

/* God Hand hex when ready — pulsing gold */
.nerv-gh-ready {
  opacity: 1 !important;
}
.nerv-gh-ready .nh-icon {
  color: #ffd700 !important;
  animation: gh-hex-pulse 2s ease-in-out infinite;
}
.nerv-gh-ready .nh-label {
  color: #c8b48c;
}
.nerv-gh-ready .nh-status {
  color: #c8b48c;
}
.nerv-gh-ready::before {
  background: rgba(255,215,0,0.12) !important;
}
@keyframes gh-hex-pulse {
  0%, 100% { opacity: 0.7; text-shadow: 0 0 6px rgba(255,215,0,0.3); }
  50% { opacity: 1; text-shadow: 0 0 16px rgba(255,215,0,0.6); }
}