/* ───────────────────────────────────────────────────────────
   E3 — Dark Flat Design
   ─────────────────────────────────────────────────────────── */

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

:root {
  /* surfaces */
  --bg:            #0d0d14;
  --surface:       rgba(20, 20, 31, 0.72);
  --surface-alt:   rgba(26, 26, 40, 0.72);
  --surface-hover: rgba(34, 34, 47, 0.82);
  --border:        #2a2a3a;

  /* accents */
  --accent:        #4fc3f7;
  --accent-dim:    #2a7da5;
  --accent-glow:   rgba(79, 195, 247, .12);
  --danger:        #ef5350;
  --success:       #66bb6a;
  --warning:       #ffa726;
  --muted:         #888;

  /* text */
  --text:          #e0e0e6;
  --text-dim:      #9999a8;
  --text-bright:   #ffffff;

  /* layout */
  --nav-w:         200px;
  --status-w:      260px;
  --gap:           6px;
  --radius:        6px;

  /* typo */
  --font:          'Inter', 'Segoe UI', system-ui, -apple-system, sans-serif;
  --mono:          'JetBrains Mono', 'Fira Code', 'Consolas', monospace;
  
  /* touch targets (min 44x44px for mobile) */
  --touch-target:  44px;

  /* mobile nav bar height */
  --mobile-nav-h:  52px;
}

html, body {
  height: 100%;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  font-size: 14px;
  line-height: 1.5;
  overflow: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  -webkit-tap-highlight-color: transparent;
}

body::before {
  content: '';
  position: fixed;
  inset: 0;
  background: url('/assets/sprites/images/texture.webp') repeat;
  opacity: 0.6;
  pointer-events: none;
  z-index: 0;
}

/* ── App Shell — 3-column grid ───────────────────────────── */
#shell {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: var(--nav-w) 1fr var(--status-w);
  grid-template-rows: 1fr;
  gap: var(--gap);
  height: 100vh;
  height: 100dvh; /* dynamic viewport height — fixes iOS address bar issue */
  padding: var(--gap);
}

/* ── Left: Navigation ────────────────────────────────────── */
#main-nav {
  background: var(--surface);
  border-radius: var(--radius);
  display: flex;
  flex-direction: column;
  padding: 12px 0;
  overflow-y: auto;
}

#main-nav .nav-brand {
  font-size: 36px;
  font-weight: 900;
  letter-spacing: 3px;
  text-align: center;
  padding: 16px 16px 24px;
  user-select: none;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  text-decoration: none;
  font-family: 'Georgia', 'Times New Roman', serif;
  background: linear-gradient(
    180deg,
    #e8d5a3 0%,
    #faf0d7 18%,
    #c9a84c 40%,
    #a07c2a 50%,
    #c9a84c 60%,
    #faf0d7 82%,
    #e8d5a3 100%
  );
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  filter: drop-shadow(0 1px 2px rgba(0,0,0,.6));
  transition: filter .3s;
  cursor: pointer;
}

.era-roman {
  font-family: 'Georgia', 'Times New Roman', serif;
  font-weight: 700;
  background: linear-gradient(180deg,#e8d5a3 0%,#faf0d7 18%,#c9a84c 40%,#a07c2a 50%,#c9a84c 60%,#faf0d7 82%,#e8d5a3 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  filter: drop-shadow(0 0 1px rgba(0,0,0,.4));
}
/* Fallback for overflow:hidden containers where background-clip:text is clipped */
.era-roman-badge {
  font-family: 'Georgia', 'Times New Roman', serif;
  font-weight: 700;
  color: #c9a84c;
  text-shadow: 0 0 1px rgba(0,0,0,.5);
  display: inline-block;
}

#main-nav .nav-brand:hover {
  filter: drop-shadow(0 0 8px rgba(201,168,76,.6)) drop-shadow(0 1px 2px rgba(0,0,0,.6));
}

#main-nav a.alarm {
  animation: nav-link-alarm 1s ease-in-out infinite;
}

@keyframes nav-link-alarm {
  0%, 100% { color: var(--text-muted, #aaa); background: transparent; }
  50% { color: #ff4444; background: rgba(255, 68, 68, .15); text-shadow: 0 0 8px rgba(255, 68, 68, .5); }
}

#main-nav .ws-status {
  display: inline-block;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  transition: background-color .3s, box-shadow .3s;
}

#main-nav .ws-status.connected {
  background-color: var(--success);
  box-shadow: 0 0 8px rgba(102, 187, 106, .6);
}

#main-nav .ws-status.disconnected {
  background-color: var(--danger);
  box-shadow: 0 0 8px rgba(239, 83, 80, .3);
}

#main-nav a {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 20px;
  color: var(--text-dim);
  text-decoration: none;
  font-size: 13px;
  font-weight: 500;
  letter-spacing: .3px;
  transition: background .15s, color .15s;
  border-left: 3px solid transparent;
}

#main-nav a:hover {
  background: var(--surface-hover);
  color: var(--text);
}

#main-nav a.active {
  color: var(--accent);
  background: var(--accent-glow);
  border-left-color: var(--accent);
}

#main-nav a .nav-icon {
  font-size: 16px;
  width: 20px;
  text-align: center;
}

#main-nav .nav-spacer {
  flex: 1;
}

#main-nav .nav-section {
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--text-dim);
  padding: 20px 20px 6px;
  opacity: .6;
}

/* ── Center: Main Content ────────────────────────────────── */
#app {
  background: var(--surface);
  border-radius: var(--radius);
  overflow-y: auto;
  overflow-x: hidden;
  padding: 24px 28px;
  min-height: 0;
  height: 100%;
}


/* individual view wrappers */
.view {
  min-height: 100%;
  height: 100%;
}

@media (max-width: 900px) {
  .view {
    min-height: 0;
    height: auto;
    padding-bottom: max(16px, env(safe-area-inset-bottom));
  }

  .hex-editor,
  .battle-view {
    height: auto;
    min-height: 0;
  }
}

/* ── Panels (reusable card) ──────────────────────────────── */
.panel {
  background: rgba(26, 26, 40, 0.38);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: var(--radius);
  padding: 14px 16px;
}

.art-badge-list {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 10px;
}
.art-badge {
  display: inline-block;
  padding: 3px 8px;
  border-radius: 4px;
  font-size: 12px;
  font-weight: 600;
  background: #2a2410;
  border: 1px solid #c9a84c;
  color: #c9a84c;
}
.art-badge-clickable { cursor: pointer; }
.art-badge-clickable:hover { opacity: 0.8; }
.art-badge-legendary {
  background: #2a1a2a;
  border-color: #ab47bc;
  color: #ab47bc;
}

.panel-header {
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1.2px;
  color: var(--text-dim);
  margin-bottom: 10px;
}

.panel-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 3px 0;
  font-size: 13px;
}

.panel-row .label {
  color: var(--text-dim);
}

.panel-row .value {
  color: var(--text-bright);
  font-weight: 600;
  font-variant-numeric: tabular-nums;
}

/* ── Connection indicator ────────────────────────────────── */
.conn-dot {
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  margin-right: 6px;
  vertical-align: middle;
}
.conn-dot.online  { background: var(--success); box-shadow: 0 0 6px var(--success); }
.conn-dot.offline { background: var(--danger);  box-shadow: 0 0 6px var(--danger); }

/* ── Headings ────────────────────────────────────────────── */
h2 {
  font-size: 18px;
  font-weight: 600;
  color: var(--text-bright);
  margin-bottom: 20px;
  letter-spacing: .3px;
}

h3 {
  font-size: 14px;
  font-weight: 600;
  color: var(--text);
  margin: 16px 0 8px;
}

/* ── Tables ──────────────────────────────────────────────── */
table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}

thead th {
  text-align: left;
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--text-dim);
  padding: 8px 12px;
  border-bottom: 1px solid var(--border);
}

tbody tr {
  transition: background .12s;
}

tbody tr:hover {
  background: var(--surface-hover);
}

tbody td {
  padding: 10px 12px;
  border-bottom: 1px solid var(--border);
  color: var(--text);
}

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

/* items table (buildings/research) */
.items-table .col-name { width: 55%; }
.items-table .col-details { width: 45%; }

.items-table .detail-row {
  margin: 3px 0;
  font-size: 12px;
  line-height: 1.6;
}

.items-table .detail-row:first-child {
  margin-top: 0;
}

.items-table .detail-row:last-child {
  margin-bottom: 0;
}

.items-table .detail-label {
  font-weight: 600;
  color: var(--text-dim);
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-right: 6px;
}

ul.effects-list {
  margin: 2px 0 0 0;
  padding-left: 18px;
  list-style: disc;
  font-size: 12px;
  line-height: 1.7;
}

ul.effects-list li {
  margin: 0;
  padding: 0;
}

/* responsive mobile layout for items table */
@media (max-width: 900px) {
  .items-table thead {
    display: none;
  }
  
  .items-table {
    display: block;
    width: 100%;
  }
  
  .items-table tbody {
    display: block;
    width: 100%;
  }
  
  .items-table tr {
    display: block;
    width: 100%;
    margin-bottom: 16px;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: var(--surface);
  }
  
  .items-table td {
    display: block;
    width: 100% !important;
    padding: 12px;
    border-bottom: 1px solid var(--border);
  }
  
  .items-table td:last-child {
    border-bottom: none;
  }
  
  .items-table .col-name {
    padding-bottom: 8px;
  }
  
  .items-table .col-details {
    padding-top: 8px;
  }
  
  /* Keep name and button side-by-side on mobile */
  .items-table .item-header {
    display: flex !important;
    justify-content: space-between !important;
    align-items: flex-start !important;
  }
}

/* status badges in tables */
.badge {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 3px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: .3px;
}
.badge--completed   { background: rgba(102,187,106,.15); color: var(--success); }
.badge--in-progress { background: rgba(79,195,247,.15);  color: var(--accent);  }
.badge--available   { background: rgba(255,255,255,.06); color: var(--text-dim); }
.badge--locked      { background: rgba(239,83,80,.1);    color: var(--danger);   }

/* Unlock category badges */
.badge--unlock-building  { background: rgba(255,193,7,.15);   color: #ffc107; }
.badge--unlock-knowledge { background: rgba(156,39,176,.2);   color: #ce93d8; }
.badge--unlock-structure { background: rgba(0,188,212,.15);   color: #4dd0e1; }
.badge--unlock-critter   { background: rgba(239,83,80,.15);   color: #ef9a9a; }
/* dim completed unlock badges */
.badge--unlock-building.badge--completed,
.badge--unlock-knowledge.badge--completed,
.badge--unlock-structure.badge--completed,
.badge--unlock-critter.badge--completed  { opacity: 0.45; }

/* ── Buttons ─────────────────────────────────────────────── */
button, .btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 7px 16px;
  border: none;
  border-radius: var(--radius);
  background: var(--accent);
  color: var(--bg);
  font-family: var(--font);
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  transition: background .15s, opacity .15s;
  letter-spacing: .3px;
}

button:hover, .btn:hover {
  background: var(--accent-dim);
  color: var(--text-bright);
}

button:active {
  opacity: .8;
}

button:disabled {
  opacity: .35;
  cursor: not-allowed;
}

button.btn-sm {
  padding: 4px 10px;
  font-size: 11px;
}

button.btn-ghost {
  background: transparent;
  color: var(--text-dim);
  border: 1px solid var(--border);
}
button.btn-ghost:hover {
  background: var(--surface-hover);
  color: var(--text);
}

button.btn-danger {
  background: var(--danger);
}
button.btn-danger:hover {
  background: #c62828;
  color: var(--text-bright);
}

/* ── Select-Mode Buttons (tower targeting strategy) ─────── */
button.select-btn {
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--text-muted);
  border-radius: var(--radius);
  cursor: pointer;
}
button.select-btn:hover {
  background: var(--surface-hover);
  color: var(--text);
}
button.select-btn--active {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}

/* ── Toggle Switch ───────────────────────────────────────── */
.toggle-switch {
  position: relative;
  display: inline-block;
  width: 40px;
  height: 22px;
}

.toggle-switch input {
  opacity: 0;
  width: 0;
  height: 0;
}

.toggle-slider {
  position: absolute;
  cursor: pointer;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: var(--surface-alt);
  border: 1px solid var(--border);
  transition: .2s;
  border-radius: 22px;
}

.toggle-slider:before {
  position: absolute;
  content: "";
  height: 14px;
  width: 14px;
  left: 3px;
  bottom: 3px;
  background-color: var(--text-dim);
  transition: .2s;
  border-radius: 50%;
}

.toggle-switch input:checked + .toggle-slider {
  background-color: var(--accent);
  border-color: var(--accent);
}

.toggle-switch input:checked + .toggle-slider:before {
  transform: translateX(18px);
  background-color: var(--text-bright);
}

.toggle-switch input:focus + .toggle-slider {
  box-shadow: 0 0 0 2px var(--accent-glow);
}

/* ── Inputs ──────────────────────────────────────────────── */
input[type="text"],
input[type="password"],
input[type="number"],
input[type="email"],
select,
textarea {
  width: 100%;
  padding: 8px 12px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text);
  font-family: var(--font);
  font-size: 13px;
  transition: border-color .15s;
  outline: none;
}

input:focus, select:focus, textarea:focus {
  border-color: var(--accent);
}

input::placeholder, textarea::placeholder {
  color: var(--text-dim);
  opacity: .6;
}

label {
  display: block;
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .8px;
  color: var(--text-dim);
  margin-bottom: 4px;
}

/* ── Form groups ─────────────────────────────────────────── */
.form-group {
  margin-bottom: 16px;
}

.field-hint {
  display: block;
  margin-top: 4px;
  font-size: 0.78rem;
  color: var(--text-muted, #888);
  line-height: 1.4;
}

.form-row {
  display: flex;
  gap: 12px;
  align-items: flex-end;
}

.form-row > * {
  flex: 1;
}

/* ── Login Page ──────────────────────────────────────────── */
.login-wrapper {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100%;
  height: 100%;
}

@media (max-width: 900px) {
  .login-wrapper {
    min-height: calc(100vh - 60px); /* viewport height minus nav */
    height: auto;
    padding: 20px 0;
  }
}

.login-card {
  background: var(--surface-alt);
  border-radius: var(--radius);
  padding: 40px 36px 32px;
  width: 100%;
  max-width: 360px;
}

.login-card h2 {
  text-align: center;
  margin-bottom: 28px;
}

.login-card .error-msg {
  background: rgba(239,83,80,.12);
  color: var(--danger);
  font-size: 12px;
  padding: 8px 12px;
  border-radius: var(--radius);
  margin-bottom: 12px;
}

.form-footer {
  text-align: center;
  font-size: 13px;
  color: var(--text-dim);
  margin-top: 16px;
}
.form-footer a {
  color: var(--accent);
  text-decoration: none;
}
.form-footer a:hover {
  text-decoration: underline;
}

.dsgvo-notice {
  text-align: center;
  font-size: 11px;
  color: var(--text-dim);
  margin-top: 14px;
  line-height: 1.5;
}
.dsgvo-notice a {
  color: var(--accent);
  text-decoration: none;
  white-space: nowrap;
}
.dsgvo-notice a:hover {
  text-decoration: underline;
}

/* ── Landing Page ────────────────────────────────────────── */
.lp-wrap {
  display: flex;
  flex-direction: column;
  align-items: center;
  width: 100%;
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 16px 48px;
  box-sizing: border-box;
}

/* Hero */
.lp-hero {
  width: 100%;
  text-align: center;
  padding: 60px 20px 40px;
  background: radial-gradient(ellipse at 50% 0%, rgba(255,180,50,.08) 0%, transparent 70%);
  border-bottom: 1px solid var(--border);
  margin-bottom: 40px;
}

.lp-title {
  font-size: clamp(2.2rem, 5vw, 3.8rem);
  font-weight: 900;
  letter-spacing: -1px;
  margin: 0 0 14px;
  background: linear-gradient(135deg, #f5c842 0%, #ff8c42 50%, #e34b4b 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.lp-tagline {
  font-size: clamp(1rem, 2vw, 1.25rem);
  color: var(--text-dim);
  margin: 0 0 10px;
  line-height: 1.6;
}

.lp-mmotag {
  font-size: clamp(0.85rem, 1.5vw, 1rem);
  color: var(--accent);
  opacity: 0.8;
  margin: 0 0 16px;
  font-style: italic;
}

.lp-early-access {
  display: inline-block;
  font-size: 12px;
  color: var(--text-dim);
  background: rgba(255,180,50,.07);
  border: 1px solid rgba(255,180,50,.25);
  border-radius: var(--radius);
  padding: 6px 14px;
  margin: 0 0 32px;
  line-height: 1.5;
}

/* Critter parade */
.lp-parade {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px;
  max-width: 840px;
  margin: 0 auto;
}

.lp-sprite {
  flex-shrink: 0;
  border-radius: 6px;
  overflow: hidden;
  background-color: rgba(255,255,255,.04);
  transition: transform .15s ease, background-color .15s ease;
}
.lp-sprite:hover {
  transform: scale(1.15);
  background-color: rgba(255,255,255,.1);
}

.lp-sprite--critter {
  /* width & height set via inline style per critter (aspect-ratio varies) */
  background-size: 400% 400%;
  background-position: 0 0;
  image-rendering: pixelated;
}

.lp-sprite--structure {
  width: 56px;
  height: 56px;
  background-size: contain;
  background-repeat: no-repeat;
  background-position: center;
}

/* Feature cards */
.lp-features {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  width: 100%;
  margin-bottom: 36px;
}

.lp-feature {
  background: var(--surface-alt);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px 20px;
  text-align: center;
  transition: border-color .2s, transform .2s;
}
.lp-feature:hover {
  border-color: var(--accent);
  transform: translateY(-3px);
}

.lp-feat-icon {
  font-size: 2rem;
  margin-bottom: 12px;
}

.lp-feat-title {
  font-size: 15px;
  font-weight: 700;
  color: var(--accent);
  margin-bottom: 8px;
}

.lp-feat-desc {
  font-size: 13px;
  color: var(--text-dim);
  line-height: 1.55;
}

/* Structure row */
.lp-struct-row {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
  margin-bottom: 40px;
  padding: 20px 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  width: 100%;
}

/* Login card wrapper */
.lp-login-wrap {
  display: flex;
  justify-content: center;
  width: 100%;
}

/* Responsive */
@media (max-width: 800px) {
  .lp-features { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 480px) {
  .lp-features { grid-template-columns: 1fr; }
  .lp-hero { padding: 40px 16px 28px; }
}

/* ── Era Overlay ─────────────────────────────────────────── */
#era-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.65);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  z-index: 9000;
  align-items: center;
  justify-content: center;
}
#era-overlay.visible {
  display: flex;
}
.era-panel {
  position: relative;
  background: rgba(18, 18, 30, 0.92);
  border: 1px solid rgba(201,168,76,0.3);
  border-radius: 16px;
  padding: 36px 40px 32px;
  max-width: 500px;
  width: 90%;
  text-align: center;
  box-shadow: 0 16px 48px rgba(0,0,0,0.6), inset 0 1px 0 rgba(255,255,255,0.06);
}
.era-close {
  position: absolute;
  top: 12px;
  right: 14px;
  background: none;
  border: none;
  color: rgba(255,255,255,0.4);
  font-size: 18px;
  cursor: pointer;
  padding: 4px 8px;
  line-height: 1;
}
.era-close:hover { color: rgba(255,255,255,0.8); }
.era-numeral {
  font-family: 'Georgia', 'Times New Roman', serif;
  font-size: 56px;
  font-weight: 900;
  line-height: 1;
  background: linear-gradient(180deg,#e8d5a3 0%,#faf0d7 18%,#c9a84c 40%,#a07c2a 50%,#c9a84c 60%,#faf0d7 82%,#e8d5a3 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  filter: drop-shadow(0 2px 4px rgba(0,0,0,.7));
  margin-bottom: 4px;
}
.era-name {
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: rgba(201,168,76,0.8);
  margin-bottom: 20px;
}
.era-base-img {
  width: 100%;
  max-width: 420px;
  height: auto;
  aspect-ratio: 1;
  object-fit: contain;
  image-rendering: pixelated;
  display: block;
  margin: 0 auto 24px;
  filter: drop-shadow(0 4px 12px rgba(0,0,0,0.5));
}
.era-effects {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding-top: 16px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.era-effect-row {
  font-size: 12px;
  padding: 4px 0;
  color: rgba(255,255,255,0.7);
  text-align: left;
}

/* ── Toast Notifications ─────────────────────────────────── */
#toast-container {
  position: fixed;
  bottom: 16px;
  right: 16px;
  display: flex;
  flex-direction: column-reverse;
  gap: 8px;
  z-index: 9999;
  pointer-events: none;
}

.toast {
  background: var(--surface-alt);
  color: var(--text);
  border-left: 3px solid var(--accent);
  padding: 10px 16px;
  border-radius: var(--radius);
  font-size: 13px;
  max-width: 340px;
  animation: toast-in .25s ease-out, toast-out .3s ease-in 4.5s forwards;
  pointer-events: auto;
}

@keyframes toast-in {
  from { opacity: 0; transform: translateY(12px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes toast-out {
  from { opacity: 1; }
  to   { opacity: 0; transform: translateY(-8px); }
}

/* ── Progress bar ────────────────────────────────────────── */
.progress {
  height: 4px;
  background: var(--bg);
  border-radius: 2px;
  overflow: hidden;
  margin-top: 6px;
}

.progress-fill {
  height: 100%;
  background: var(--accent);
  border-radius: 2px;
  transition: width .4s ease;
}

/* ── Cards (army, message, etc.) ─────────────────────────── */
.card {
  background: var(--surface-alt);
  border-radius: var(--radius);
  padding: 16px;
  margin-bottom: 8px;
  transition: background .12s;
}
.card:hover {
  background: var(--surface-hover);
}

.card-title {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-bright);
  margin-bottom: 6px;
}

.card-meta {
  font-size: 12px;
  color: var(--text-dim);
}

/* ── Armies Container (Army Groups with Wave Tiles) ──────── */
.armies-container {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.armies-container .empty-state {
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 200px;
}

/* ── Army Group ──────────────────────────────────────────── */
.army-group {
  margin-bottom: 24px;
}

.army-name-header {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 10px;
}

.army-attack-row {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 14px;
  padding: 8px 0;
}

.empire-ac-wrap {
  flex: 1;
  position: relative;
  min-width: 0;
}

.target-uid-input {
  width: 100%;
  box-sizing: border-box;
  background: var(--surface-alt);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 6px 10px;
  border-radius: var(--radius);
  font-size: 13px;
  transition: all .15s;
}

.target-uid-input:focus {
  outline: none;
  border-color: var(--accent);
  background: var(--surface);
}

.empire-ac-dropdown {
  display: none;
  position: absolute;
  top: calc(100% + 2px);
  left: 0;
  right: 0;
  background: var(--surface);
  border: 1px solid var(--accent);
  border-radius: var(--radius);
  box-shadow: 0 4px 16px rgba(0,0,0,.45);
  z-index: 200;
  max-height: 220px;
  overflow-y: auto;
}

.empire-ac-item {
  padding: 7px 10px;
  cursor: pointer;
  border-bottom: 1px solid var(--border);
  transition: background .1s;
  overflow: hidden;
}

.empire-ac-item:last-child { border-bottom: none; }

.empire-ac-item:hover,
.empire-ac-item--active {
  background: var(--surface-hover, rgba(79,195,247,.12));
}

.eac-label {
  font-size: 13px;
  color: var(--text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.eac-meta {
  font-size: 11px;
  color: var(--text-dim);
}

.eac-hl {
  background: rgba(255, 213, 0, 0.35);
  color: #ffe564;
  border-radius: 2px;
  padding: 0 1px;
  font-style: normal;
}

.army-opponent-row {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 14px;
  padding: 8px 0;
}

.army-opponent-row label {
  font-size: 13px;
  color: var(--text-dim);
  font-weight: 500;
  min-width: 50px;
}

.opponent-name-input {
  flex: 1;
  background: var(--surface-alt);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 6px 10px;
  border-radius: var(--radius);
  font-size: 13px;
  transition: all .15s;
}

.opponent-name-input:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 6px var(--accent-glow);
}

.army-attack-btn {
  background: linear-gradient(135deg, #d32f2f 0%, #b71c1c 100%);
  border: 1px solid #c62828;
  color: #fff;
  padding: 6px 14px;
  border-radius: var(--radius);
  cursor: pointer;
  transition: all .15s;
  font-size: 13px;
  font-weight: 600;
  white-space: nowrap;
  box-shadow: 0 2px 4px rgba(211, 47, 47, 0.3);
}

.army-attack-btn:hover {
  background: linear-gradient(135deg, #e53935 0%, #c62828 100%);
  box-shadow: 0 4px 8px rgba(211, 47, 47, 0.4);
  transform: translateY(-1px);
}

.army-attack-btn:active {
  transform: translateY(0);
  box-shadow: 0 2px 4px rgba(211, 47, 47, 0.3);
}

.army-name {
  font-size: 15px;
  font-weight: 400;
  color: var(--text-dim);
  padding-left: 0;
}

.army-id {
  font-size: 12px;
  color: var(--text-dim);
  font-weight: 400;
}

.army-edit-btn {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text-dim);
  padding: 4px 8px;
  border-radius: var(--radius);
  cursor: pointer;
  transition: all .15s;
  font-size: 12px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.army-edit-btn:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: var(--accent-glow);
}

.army-name-input {
  flex: 1;
  background: var(--surface-alt);
  border: 1px solid var(--accent);
  color: var(--text);
  padding: 6px 8px;
  border-radius: var(--radius);
  font-size: 15px;
  font-weight: 600;
  min-width: 200px;
}

.army-name-input:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 8px var(--accent-glow);
}

.army-confirm-btn,
.army-cancel-btn {
  background: transparent;
  border: 1px solid var(--accent);
  color: var(--accent);
  padding: 4px 8px;
  border-radius: var(--radius);
  cursor: pointer;
  transition: all .15s;
  font-size: 12px;
  font-weight: 600;
}

.army-confirm-btn:hover {
  background: var(--accent-glow);
}

.army-cancel-btn:hover {
  border-color: var(--danger);
  color: var(--danger);
  background: rgba(239, 83, 80, 0.12);
}

/* ── Waves Container (wrapping grid) ──────────────────────── */
.waves-container {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding-bottom: 4px;
  min-height: 80px;
  align-items: flex-start;
}

/* ── Wave Tile (small cards for individual waves) ────────── */
.wave-tile {
  flex: 0 0 100px;
  height: 120px;
  background: var(--surface-alt);
  border-radius: var(--radius);
  border: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  transition: all .15s;
  cursor: pointer;
}

.wave-tile:hover {
  background: var(--surface-hover);
  border-color: var(--accent);
  box-shadow: 0 0 8px rgba(79, 195, 247, .15);
}

/* Critter button fills the tile body — sprite + count overlay */
.wave-tile .wave-critter-btn {
  flex: 1;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  background: none;
  border: none;
  padding: 0;
  cursor: pointer;
  overflow: hidden;
  width: 100%;
  min-height: 0;
}

.wave-tile__edit-hint {
  position: absolute;
  top: 2px;
  left: 4px;
  font-size: 11px;
  color: var(--text-dim);
  opacity: 0.5;
  pointer-events: none;
  z-index: 1;
  transition: opacity .2s;
}
.wave-critter-btn:hover .wave-tile__edit-hint {
  opacity: 1;
}

.wave-tile__sprite {
  width: 72px;
  height: 72px;
  image-rendering: pixelated;
  display: block;
}

.wave-tile__no-critter {
  font-size: 28px;
  color: var(--text-dim);
  font-weight: 300;
}

/* count badge overlay — bottom-right of the sprite button */
.wave-tile__count {
  position: absolute;
  bottom: 2px;
  right: 4px;
  font-size: 22px;
  font-weight: 800;
  color: #fff;
  text-shadow: 0 1px 3px rgba(0,0,0,.8), 0 0 6px rgba(0,0,0,.6);
  line-height: 1;
  pointer-events: none;
}

/* bottom row: slots label + "+" buy button */
.wave-tile__footer {
  flex: 0 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 2px 5px 4px;
  border-top: 1px solid var(--border);
  gap: 4px;
}

.wave-tile__slots {
  font-size: 10px;
  color: var(--text-dim);
  white-space: nowrap;
  flex-shrink: 0;
}

.wave-slots-btn.wave-slots-increase {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0px;
  font-size: 10px;
  font-weight: 700;
  padding: 2px 4px;
  white-space: nowrap;
  line-height: 1.2;
}

.wave-tile-header {
  flex: 0;
  min-height: 24px;
  margin-bottom: 4px;
}


.wave-critter-select {
  display: none; /* replaced by overlay picker */
}

.wave-tile-body {
  display: none; /* replaced by new layout */
}

.wave-tile-count {
  display: none; /* replaced by .wave-tile__count */
}

.wave-tile-count-block {
  display: none;
}

.wave-tile-slots-label {
  display: none;
}

.wave-slots-btn {
  background: rgba(79, 195, 247, .2);
  border: 1px solid var(--accent-dim);
  color: var(--accent);
  padding: 2px 4px;
  border-radius: 3px;
  font-size: 10px;
  font-weight: 700;
  cursor: pointer;
  transition: all .15s;
}

.wave-slots-increase__icon {
  font-size: 14px;
  font-weight: 700;
  line-height: 1;
}

.wave-slots-increase__price {
  font-size: 8px;
  white-space: nowrap;
  font-weight: 500;
}

.wave-slots-btn:hover {
  background: rgba(79, 195, 247, .4);
  border-color: var(--accent);
}

.wave-slots-btn:disabled {
  opacity: 0.3;
  cursor: not-allowed;
  background: rgba(79, 195, 247, .1);
}

.wave-slots-btn:disabled:hover {
  background: rgba(79, 195, 247, .1);
  border-color: var(--accent-dim);
}

.wave-tile-footer {
  flex: 0;
  text-align: center;
}

.wave-time {
  font-size: 9px;
  color: var(--text-dim);
  font-weight: 500;
}

/* ── Wave Tile Add (plus button) ────────────────────────── */
.wave-tile-add {
  background: rgba(79, 195, 247, .08);
  border-color: var(--accent-dim);
}

.wave-tile-add:hover {
  background: rgba(79, 195, 247, .15);
  border-color: var(--accent);
}

.wave-tile-plus {
  font-size: 24px;
  font-weight: 700;
  color: var(--accent);
  line-height: 1;
}

/* ── Wave Critter Picker Button (old standalone — superseded) ── */
.wave-critter-btn__sprite {
  display: none;
}

.wave-critter-btn__name {
  display: none;
}

.wave-critter-btn__placeholder {
  color: var(--text-dim);
  font-style: italic;
  font-size: 28px;
  font-weight: 300;
}

/* ── Critter Picker Overlay Grid ────────────────────────── */
.critter-picker-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(110px, 1fr));
  gap: 8px;
}

.critter-pick-tile {
  display: flex;
  flex-direction: column;
  align-items: stretch;
  gap: 0;
  padding: 0;
  background: var(--surface-alt);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  cursor: pointer;
  color: var(--text);
  font-family: var(--font);
  transition: background .12s, border-color .12s, box-shadow .12s;
  text-align: left;
  width: 100%;
  overflow: hidden;
}

.critter-pick-tile:hover {
  background: var(--surface-hover);
  border-color: var(--accent);
  box-shadow: 0 0 8px rgba(79, 195, 247, .2);
}

.critter-pick-tile--selected {
  border-color: var(--warning);
  background: rgba(255, 167, 38, .12);
  box-shadow: 0 0 8px rgba(255, 167, 38, .25);
}

.cpt-sprite {
  width: 100%;
  aspect-ratio: 1 / 1;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  background: var(--surface);
}

.cpt-sprite canvas {
  width: 100%;
  height: 100%;
  image-rendering: pixelated;
  display: block;
}

.cpt-name {
  font-size: 11px;
  font-weight: 600;
  padding: 4px 6px 0;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  color: var(--text);
}

.cpt-stats {
  display: flex;
  flex-direction: column;
  gap: 1px;
  align-items: flex-start;
  padding: 2px 6px 5px;
  width: 100%;
}

.cpt-stat {
  font-size: 11px;
  font-family: var(--mono, monospace);
}

.cpt-hp    { color: #ef9a9a; }
.cpt-spd   { color: var(--success, #66bb6a); }
.cpt-arm   { color: #ce93d8; }
.cpt-slots { color: var(--accent); font-weight: 700; }

/* ── Army Separator ────────────────────────────────────────– */
.army-separator {
  height: 1px;
  background: linear-gradient(
    to right,
    transparent,
    var(--border) 25%,
    var(--border) 75%,
    transparent
  );
  margin: 16px 0 8px 0;
}

/* ── Empty state ─────────────────────────────────────────── */
.empty-state {
  text-align: center;
  padding: 48px 24px;
  color: var(--text-dim);
}

.empty-state .empty-icon {
  font-size: 40px;
  margin-bottom: 12px;
  opacity: .4;
}

.empty-state p {
  font-size: 13px;
}

/* ── Error messages ──────────────────────────────────────── */
.error-msg {
  background: rgba(239,83,80,.1);
  color: var(--danger);
  font-size: 12px;
  padding: 8px 12px;
  border-radius: var(--radius);
}

/* ── Scrollbar (webkit) ──────────────────────────────────── */
::-webkit-scrollbar {
  width: 6px;
}
::-webkit-scrollbar-track {
  background: transparent;
}
::-webkit-scrollbar-thumb {
  background: var(--border);
  border-radius: 3px;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--muted);
}

/* ── Debug Toggle ────────────────────────────────────────── */
.debug-toggle {
  position: fixed;
  bottom: 76px;
  left: 16px;
  width: 48px;
  height: 48px;
  background: var(--surface-alt);
  border: 1px solid var(--border);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  cursor: pointer;
  transition: all .2s ease;
  opacity: .6;
  z-index: 999;
}

.debug-toggle:hover {
  opacity: 1;
  background: var(--surface-hover);
  border-color: var(--accent-dim);
}

.debug-toggle.active {
  opacity: 1;
  background: rgba(79, 195, 247, .15);
  border-color: var(--accent);
  box-shadow: 0 0 12px rgba(79, 195, 247, .2);
}

.toast-debug {
  background: rgba(79, 195, 247, .15);
  border: 1px solid rgba(79, 195, 247, .3);
  color: var(--accent);
}

/* ── Responsive: Tablets & Mobile ────────────────────────── */

/* Tablet & smaller desktop (< 1200px) */
@media (max-width: 1200px) {
  :root {
    --nav-w: 180px;
    --status-w: 220px;
  }
}

/* Large tablets & small desktop (< 1024px) */
@media (max-width: 1024px) {
  :root {
    --gap: 8px;
  }
  
  #shell {
    grid-template-columns: var(--nav-w) 1fr;
    padding: var(--gap);
  }
  
  #app {
    padding: 16px 20px;
  }
}

/* Tablets portrait & large phones (< 900px) */
@media (max-width: 900px) {
  :root {
    --gap: 4px;
    font-size: 14px;
  }

  /* Lock body — prevents iOS rubber-band on body level */
  html, body {
    overflow: hidden;
    height: 100%;
    position: fixed;
    width: 100%;
    overscroll-behavior: none;
  }

  #shell {
    display: block;
    height: 100dvh;
    padding: 0;
    gap: 0;
  }

  /* Nav bar: fixed at top, known height */
  #main-nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--mobile-nav-h);
    flex-direction: row;
    overflow-x: auto;
    overflow-y: hidden;
    padding: 0;
    border-radius: 0;
    z-index: 100;
    scrollbar-width: none;
    -ms-overflow-style: none;
  }

  #main-nav::-webkit-scrollbar {
    display: none;
  }

  #main-nav .nav-brand {
    padding: 0 16px;
    font-size: 22px;
    flex-shrink: 0;
    height: 100%;
    background: linear-gradient(180deg,#e8d5a3 0%,#faf0d7 18%,#c9a84c 40%,#a07c2a 50%,#c9a84c 60%,#faf0d7 82%,#e8d5a3 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    filter: drop-shadow(0 1px 2px rgba(0,0,0,.6));
  }

  #main-nav a {
    padding: 0 16px;
    height: var(--mobile-nav-h);
    min-width: fit-content;
    white-space: nowrap;
    border-left: none;
    border-bottom: 3px solid transparent;
    flex-shrink: 0;
  }

  #main-nav a.active {
    border-left-color: transparent;
    border-bottom-color: var(--accent);
  }

  #main-nav .nav-section,
  #main-nav .nav-spacer {
    display: none;
  }

  #main-nav a .nav-icon {
    font-size: 18px;
  }

  /* App: fixed beneath nav, full remaining height, OWN scroll */
  #app {
    position: fixed;
    top: var(--mobile-nav-h);
    left: 0;
    right: 0;
    bottom: 0;
    border-radius: 0;
    padding: 16px;
    padding-bottom: max(16px, env(safe-area-inset-bottom));
    overflow-y: scroll;                  /* scroll, not auto — iOS needs explicit scroll */
    -webkit-overflow-scrolling: touch;   /* momentum scrolling */
    overscroll-behavior-y: contain;      /* bounce inside #app, but not body */
    min-height: 0;
    box-sizing: border-box;
  }

  .view {
    min-height: 0;
    height: auto;
  }

  /* Touch-optimized buttons */
  button, .btn {
    min-height: var(--touch-target);
    padding: 10px 20px;
    font-size: 14px;
  }

  /* Larger form inputs for touch */
  input[type="text"],
  input[type="password"],
  input[type="number"],
  input[type="email"],
  select,
  textarea {
    min-height: var(--touch-target);
    padding: 12px 14px;
    font-size: 16px;
  }
}

/* Mobile phones landscape & portrait (< 640px) */
@media (max-width: 640px) {
  :root {
    font-size: 14px;
  }
  
  #app {
    padding: 12px;
    padding-bottom: max(12px, env(safe-area-inset-bottom));
  }
  
  h2 {
    font-size: 20px;
    margin-bottom: 16px;
  }
  
  /* Stack form rows vertically */
  .form-row {
    flex-direction: column;
    gap: 12px;
  }
  
  /* Responsive tables */
  table {
    font-size: 12px;
  }
  
  thead th {
    padding: 6px 8px;
    font-size: 9px;
  }
  
  tbody td {
    padding: 8px;
  }
  
  /* Login card full width on mobile */
  .login-card {
    padding: 24px 20px;
    border-radius: var(--radius);
    max-width: 100%;
    margin: 0 12px;
  }
  
  /* Toast notifications */
  #toast-container {
    right: 8px;
    bottom: 8px;
    left: 8px;
  }
  
  .toast {
    max-width: 100%;
  }
  
  /* Armies & waves */
  .army-attack-row,
  .army-opponent-row {
    flex-wrap: wrap;
    gap: 8px;
  }
  
  .army-attack-btn {
    width: 100%;
    justify-content: center;
  }
  
  .waves-container {
    gap: 6px;
  }
  
  .wave-tile {
    flex: 0 0 90px;
    height: 110px;
  }
  
  /* Cards more compact */
  .card {
    padding: 12px;
  }
  
  .panel {
    padding: 12px;
  }
  
  /* Debug toggle smaller */
  .debug-toggle {
    width: 44px;
    height: 44px;
    bottom: 64px;
    left: 8px;
  }
}

/* Small mobile phones (< 400px) */
@media (max-width: 400px) {
  #main-nav .nav-brand {
    font-size: 18px;
    padding: 0 12px;
  }
  
  #main-nav a {
    padding: 10px 12px;
    font-size: 12px;
  }
  
  #app {
    padding: 8px;
    padding-bottom: max(8px, env(safe-area-inset-bottom));
  }
  
  h2 {
    font-size: 18px;
  }
  
  .wave-tile {
    flex: 0 0 80px;
    height: 100px;
  }
  
  button, .btn {
    padding: 8px 16px;
    font-size: 13px;
  }
}

/* ── Hex Map Editor ──────────────────────────────────────── */

.hex-editor {
  display: flex;
  flex-direction: column;
  height: 100%;
  min-height: 0;
}

.hex-editor__toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 12px;
  flex-shrink: 0;
}

.hex-editor__title {
  margin-bottom: 0;
  font-size: 18px;
  white-space: nowrap;
}

.hex-editor__actions {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}

.hex-editor__body {
  display: grid;
  grid-template-columns: 160px 1fr 200px;
  gap: 8px;
  flex: 1;
  min-height: 0;
}

/* ── Palette ─────────────────────────────────────────────── */

.hex-editor__palette {
  background: var(--surface-alt);
  border-radius: var(--radius);
  padding: 10px;
  overflow-y: auto;
}

.palette-category {
  margin-bottom: 10px;
}

.palette-category__label {
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--text-dim);
  margin-bottom: 6px;
}

.palette-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 5px 8px;
  border-radius: 4px;
  cursor: grab;
  transition: background .12s;
  user-select: none;
  font-size: 12px;
  color: var(--text);
}

.palette-item:hover {
  background: var(--surface-hover);
}

.palette-item.active {
  background: rgba(79, 195, 247, .15);
  outline: 1px solid var(--accent-dim);
}

.palette-item.dragging {
  opacity: .5;
}

.palette-item--disabled,
.palette-item--disabled:hover {
  opacity: .4;
  cursor: not-allowed;
  background: transparent;
  filter: grayscale(0.6);
}

.palette-swatch {
  display: inline-block;
  width: 16px;
  height: 16px;
  border-radius: 3px;
  border: 1px solid;
  flex-shrink: 0;
}

.palette-swatch--sm {
  display: inline-block;
  width: 10px;
  height: 10px;
  border-radius: 2px;
  border: 1px solid;
  vertical-align: middle;
  margin-right: 4px;
}

.palette-label {
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.palette-hint {
  font-size: 11px;
  color: var(--text-dim);
  padding: 8px;
  text-align: center;
  border-top: 1px solid var(--border);
  margin-top: 8px;
}

/* ── Canvas area ─────────────────────────────────────────── */

.hex-editor__canvas-wrap {
  background: var(--bg);
  border-radius: var(--radius);
  border: 1px solid var(--border);
  position: relative;
  overflow: hidden;
  min-height: 400px;
}

.hex-editor__canvas-wrap canvas {
  display: block;
  width: 100%;
  height: 100%;
  cursor: crosshair;
  /* See .battle-canvas-wrap canvas comment — same crisp-edges/Windows fix */
  image-rendering: pixelated;
  image-rendering: -moz-crisp-edges;  /* Firefox fallback */
}

/* ── Properties panel ────────────────────────────────────── */

.hex-editor__props {
  overflow-y: auto;
}

.hex-editor__props .panel {
  font-size: 12px;
}

.props-empty {
  color: var(--text-dim);
  font-style: italic;
  font-size: 12px;
  padding: 8px 0;
}

.props-tile {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.props-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 3px 0;
}

.props-row .label {
  color: var(--text-dim);
  font-size: 11px;
}

.props-row .value {
  color: var(--text-bright);
  font-weight: 600;
  font-size: 12px;
}

.props-row.effects-row {
  flex-direction: column;
  align-items: flex-start;
  gap: 2px;
}

.props-row.effects-row .label {
  margin-bottom: 2px;
}

.props-row .value.effects-list {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 2px;
  color: var(--text-dim);
  font-weight: 400;
}

.mono {
  font-family: var(--mono);
}

.props-divider {
  height: 1px;
  background: var(--border);
  margin: 8px 0;
}

.props-section-label {
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--accent);
  margin-bottom: 4px;
}

/* ── Hex editor responsive ───────────────────────────────── */

@media (max-width: 1100px) {
  .hex-editor__body {
    grid-template-columns: 140px 1fr;
  }
  .hex-editor__props {
    display: none;
  }
}

@media (max-width: 900px) {
  .hex-editor__toolbar {
    flex-wrap: wrap;
  }
  
  .hex-editor__actions {
    width: 100%;
    justify-content: space-between;
  }
  
  .hex-editor__body {
    grid-template-columns: 1fr;
    grid-template-rows: auto 1fr;
  }
  
  .hex-editor__palette {
    max-height: 120px;
    display: flex;
    gap: 8px;
    overflow-x: auto;
  }
  
  .palette-category {
    display: flex;
    gap: 4px;
    flex-shrink: 0;
  }
  
  .palette-item {
    flex-direction: column;
    padding: 8px;
    min-width: 60px;
  }
}

@media (max-width: 640px) {
  .hex-editor__canvas-wrap {
    min-height: 50vh;
  }
  
  .hex-editor__title {
    font-size: 16px;
  }
}

/* ── Tile Properties Overlay (Mobile) ────────────────────── */
.tile-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.7);
  z-index: 9999;
  display: none;
  justify-content: center;
  align-items: center;
  backdrop-filter: blur(2px);
}

.tile-overlay__content {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  max-width: 90vw;
  max-height: 80vh;
  overflow-y: auto;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
}

.tile-overlay__header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px;
  border-bottom: 1px solid var(--border);
}

.tile-overlay__header h3 {
  margin: 0;
  font-size: 18px;
  color: var(--text);
}

.tile-overlay__close {
  background: transparent;
  border: none;
  font-size: 24px;
  color: var(--text-muted);
  cursor: pointer;
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  transition: background 0.2s;
}

.tile-overlay__close:hover {
  background: var(--border);
  color: var(--text);
}

.tile-overlay__body {
  padding: 16px;
}

/* Hide overlay on desktop (props panel visible) */
@media (min-width: 1101px) {
  .tile-overlay {
    display: none !important;
  }
  
  /* Exception: tower overlay in battle view should always be visible */
  #tower-overlay {
    display: none; /* Reset !important, controlled by JS */
  }

}

/* Critter picker overlay — shown via JS toggle class (needs !important to beat .tile-overlay rule) */
#critter-overlay.is-open {
  display: flex !important;
}

/* ── Build & Research Message Feedback ────────────────────── */
.build-msg,
.research-msg {
  font-size: 12px;
  padding: 4px 8px;
  margin-top: 4px;
  border-radius: var(--radius);
  color: white;
  text-align: center;
  min-height: 20px;
}

/* ───────────────────────────────────────────────────────────
   Battle View — Full-screen Battle Display
   ─────────────────────────────────────────────────────────── */

.battle-view {
  display: flex;
  flex-direction: column;
  height: 100%;
  min-height: 0;
  gap: 8px;
}

.battle-view > .battle-title {
  margin-bottom: 0;
}

.battle-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 16px;
  background: var(--surface);
  flex-shrink: 0;
}

.battle-title {
  font-size: 18px;
  font-weight: 600;
  color: var(--text-bright);
  margin: 0 0 20px;
  letter-spacing: .3px;
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  position: sticky;
  top: -24px;
  z-index: 10;
  background: var(--surface);
  margin-top: -24px;
  padding-top: 32px;
  padding-bottom: 8px;
  margin-left: -28px;
  margin-right: -28px;
  padding-left: 28px;
  padding-right: 28px;
}

.title-resources {
  display: flex;
  gap: 10px;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-muted, #8b949e);
  white-space: nowrap;
  background: var(--surface2, rgba(255,255,255,0.06));
  border-radius: 999px;
  padding: 4px 14px;
}

.battle-actions {
  display: flex;
  gap: 8px;
}

.battle-status {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  padding: 8px;
  background: var(--surface);
  border-radius: var(--radius);
  flex-shrink: 0;
}

.battle-status__item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 8px 12px;
  background: var(--surface-alt);
  border-radius: 4px;
  border-left: 3px solid var(--accent-dim);
}

.battle-status__item .label {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-dim);
}

.battle-status__item .value {
  font-size: 14px;
  font-weight: 700;
  color: var(--text-bright);
  font-family: var(--mono);
}

/* Battle Body (Canvas + Props Layout) */
.battle-view__body {
  display: grid;
  grid-template-columns: 1fr 160px;
  grid-template-rows: 1fr;
  gap: 8px;
  flex: 1;
  min-height: 0;
}

/* ── Tile Placement Menu ────────────────────────────────── */
.tile-place-menu {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.72);
  z-index: 9999;
  display: flex;
  justify-content: center;
  align-items: center;
  backdrop-filter: blur(3px);
}

.tile-place-menu__content {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  width: min(460px, 84vw);
  max-height: 65vh;
  overflow-y: auto;
  box-shadow: 0 10px 40px rgba(0,0,0,0.5);
}

.tile-place-menu__header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 8px 12px;
  border-bottom: 1px solid var(--border);
  font-weight: 600;
  font-size: 13px;
  color: var(--text);
  position: sticky;
  top: 0;
  background: var(--bg);
  z-index: 1;
}

.tpm-section-label {
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--text-dim);
  padding: 10px 14px 4px;
}

/* Path items: horizontal row */
.tpm-row {
  display: flex;
  gap: 8px;
  padding: 4px 14px 8px;
}

.tpm-row .tpm-item {
  flex: 1;
  min-width: 0;
}

/* Tower items: responsive grid */
.tpm-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(90px, 1fr));
  gap: 6px;
  padding: 4px 10px 10px;
}

.tpm-item {
  cursor: pointer;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: border-color 0.15s, transform 0.1s;
}

.tpm-item:hover:not(.tpm-item--disabled) {
  border-color: var(--accent);
  transform: translateY(-1px);
}

.tpm-item--disabled {
  opacity: 0.45;
  cursor: not-allowed;
}

.tpm-sprite {
  width: 100%;
  aspect-ratio: 1 / 1;
  background-size: contain;
  background-repeat: no-repeat;
  background-position: center;
}

.tpm-name {
  font-size: 11px;
  font-weight: 600;
  padding: 4px 6px 0;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  color: var(--text);
}

.tpm-cost {
  font-size: 10px;
  padding: 1px 6px 2px;
  color: var(--success, #4caf50);
}

.tpm-cost.unaffordable {
  color: var(--danger);
}

.tpm-stats {
  font-size: 10px;
  padding: 1px 6px 3px;
  color: var(--text-dim);
}

.tpm-stats span,
.tpm-effects span {
  display: block;
}

.tpm-effects {
  font-size: 9px;
  padding: 0 6px 5px;
  color: var(--text-dim);
}

.palette-cat-label {
  font-size: 9px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--text-dim);
  padding: 4px 4px 2px;
}

/* Compact variant used in battle palette */
.palette-item--compact {
  position: relative;
  flex-direction: column;
  align-items: center;
  justify-content: flex-end;
  text-align: center;
  padding: 4px;
  gap: 2px;
  font-size: 11px;
  min-width: 52px;
  min-height: 56px;
  overflow: hidden;
}
.palette-item--compact .palette-swatch {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border-radius: inherit;
  border: none;
  z-index: 0;
}
.palette-item--compact .palette-label,
.palette-item--compact .palette-cost {
  position: relative;
  z-index: 1;
  background: rgba(0,0,0,.55);
  border-radius: 3px;
  padding: 1px 4px;
  line-height: 1.3;
}
.palette-item--compact .palette-label {
  font-size: 10px;
  white-space: normal;
  word-break: break-word;
}
.palette-item--compact .palette-cost {
  font-size: 9px;
  color: var(--success, #4caf50);
}
.palette-item--compact .palette-cost.unaffordable {
  color: var(--danger);
}

.battle-canvas-wrap {
  position: relative;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  min-height: 0;
  height: 100%;
}

.battle-canvas-wrap canvas {
  display: block;
  width: 100%;
  height: 100%;
  cursor: grab;
  touch-action: none;
  /* 'crisp-edges' is not supported by Chrome and causes the GPU compositor to
     stop updating the canvas after the first frame on Windows with a fractional
     devicePixelRatio (1.25, 1.5, 1.75 — very common with Windows display scaling).
     Use 'pixelated' for Chrome/Edge and let '-moz-crisp-edges' handle Firefox.
     The canvas already handles sharpness via DPR-aware sizing in JS. */
  image-rendering: pixelated;
  image-rendering: -moz-crisp-edges;  /* Firefox fallback */
}

.battle-canvas-wrap canvas:active {
  cursor: grabbing;
}
.map-error-msg {
  position: absolute;
  top: 8px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--danger);
  color: #fff;
  padding: 6px 14px;
  border-radius: 6px;
  font-size: 13px;
  font-weight: 600;
  pointer-events: none;
  z-index: 20;
  white-space: nowrap;
  opacity: 0;
  transition: opacity 0.3s;
}


/* Tower Properties Panel (Desktop) */
.battle-view__props {
  overflow-y: auto;
}

.battle-view__props .panel {
  font-size: 12px;
}

/* Battle Summary Overlay */
.battle-summary-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.85);
  backdrop-filter: blur(4px);
  display: flex;
  justify-content: center;
  align-items: flex-start;
  overflow-y: auto;
  padding: 24px 0;
  z-index: 999;
  animation: fadeIn 0.3s ease-out;
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

.battle-summary-card {
  background: var(--surface);
  border: 2px solid var(--border);
  border-radius: var(--radius);
  padding: 32px;
  max-width: 500px;
  width: 90%;
  text-align: center;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
  animation: slideUp 0.4s ease-out;
  margin: auto;
}

@keyframes slideUp {
  from {
    transform: translateY(30px);
    opacity: 0;
  }
  to {
    transform: translateY(0);
    opacity: 1;
  }
}

.battle-summary-card h3 {
  font-size: 32px;
  font-weight: 700;
  margin-bottom: 16px;
}

.battle-summary-card p {
  font-size: 16px;
  color: var(--text-dim);
  margin-bottom: 8px;
}

.battle-summary-card ul {
  text-align: left;
  margin: 8px auto;
  max-width: 300px;
}

.battle-summary-card li {
  padding: 4px 0;
  border-bottom: 1px solid var(--border);
}

.battle-summary-card button {
  margin-top: 24px;
  width: 100%;
  max-width: 200px;
}

/* Battle View: On mobile stack canvas + props panel vertically */
@media (max-width: 1100px) {
  .battle-view__body {
    grid-template-columns: 1fr;
    grid-template-rows: auto auto;
  }
  .battle-view__props {
    display: none;
  }

  /* Compact tower details panel on mobile */
  .battle-view__props .panel {
    padding: 8px 10px;
  }
  .battle-view__props .panel-header {
    margin-bottom: 4px;
  }
  .battle-view__props .props-tile {
    gap: 0;
  }
  .battle-view__props .props-row {
    padding: 2px 0;
  }
  .battle-view__props .props-row .label {
    font-size: 10px;
  }
  .battle-view__props .props-row .value {
    font-size: 11px;
  }
  .battle-view__props .props-divider {
    margin: 4px 0;
  }
  .battle-view__props .props-section-label {
    margin-bottom: 2px;
  }
  /* Hide sprite thumbnail on mobile */
  .battle-view__props .props-sprite-thumb {
    display: none;
  }
  /* Stats: flow horizontally */
  .battle-view__props #select-btns {
    gap: 3px;
  }
  .battle-view__props #select-btns .btn {
    padding: 2px 0;
    font-size: 10px;
  }
}

@media (max-width: 640px) {
  .battle-view__body {
    grid-template-columns: 1fr;
    grid-template-rows: auto 1fr;
  }
  /* Palette sits above canvas as a horizontal scrolling strip */
  .battle-palette {
    flex-direction: row;
    flex-wrap: nowrap;
    overflow-x: auto;
    overflow-y: hidden;
    padding: 4px 6px;
    gap: 4px;
  }
  .battle-palette > div {
    display: contents; /* flatten category wrappers into the flex row */
  }
  .palette-cat-label { display: none; }
  .palette-item--compact {
    min-width: 44px;
    padding: 3px 4px;
    flex-shrink: 0;
  }
  .palette-item--compact .palette-label {
    font-size: 9px;
  }
  .palette-item--compact .palette-cost {
    font-size: 8px;
  }
}

/* Battle View Responsive */
@media (max-width: 900px) {
  .battle-header {
    flex-direction: column;
    gap: 12px;
    align-items: stretch;
  }
  
  .battle-actions {
    justify-content: stretch;
  }
  
  .battle-actions button {
    flex: 1;
  }
  
  .battle-status {
    grid-template-columns: repeat(2, 1fr);
    gap: 6px;
    padding: 6px;
  }
  
  .battle-status__item {
    padding: 6px 8px;
  }
  
  .battle-canvas-wrap {
    min-height: 50vh;
  }
}

@media (max-width: 640px) {
  .battle-status {
    grid-template-columns: 1fr;
    gap: 4px;
    padding: 4px;
  }
  
  .battle-status__item {
    padding: 4px 6px;
    border-left-width: 2px;
  }
  
  .battle-title {
    font-size: 16px;
  }
  
  .battle-canvas-wrap {
    min-height: 50vh;
  }
  
  .battle-summary-card {
    padding: 24px 16px;
    width: 95%;
  }
  
  .battle-summary-card h3 {
    font-size: 24px;
  }
  
  .battle-summary-card p {
    font-size: 14px;
  }
}

/* ── Attacks status bar (dashboard) ─────────────────── */
.attacks-bar-panel { padding-bottom: 6px; }

.attacks-bar-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0 12px;
}
@media (max-width: 540px) {
  .attacks-bar-grid { grid-template-columns: 1fr; }
}

.attack-entry {
  display: flex;
  flex-direction: column;
  padding: 4px 8px;
  font-size: 0.85em;
  border-top: 1px solid var(--border-color, #333);
  gap: 3px;
}
.atk-row {
  display: flex;
  align-items: baseline;
  gap: 6px;
  flex-wrap: wrap;
  min-width: 0;
}
.atk-progress-wrap {
  height: 4px;
  background: var(--border-color, #333);
  border-radius: 2px;
  overflow: hidden;
}
.atk-progress-bar {
  height: 100%;
  border-radius: 2px;
  transition: width 1s linear;
}
.atk-progress-travelling { background: #4fc3f7; }
.atk-progress-in-siege   { background: #ffa726; }
.atk-progress-in-battle  { background: #e57373; animation: atk-pulse 0.8s ease-in-out infinite alternate; }
@keyframes atk-pulse {
  from { opacity: 1; }
  to   { opacity: 0.45; }
}

/* ── Flying HUD icons (coin / heart) ─────────────────────── */
.fly-wrap {
  position: absolute;
  pointer-events: none;
  display: flex;
  flex-direction: column;
  align-items: center;
  transform: translate(-50%, -50%);
  animation: fly-up 1s ease-out forwards;
  z-index: 50;
}
.fly-icon {
  width: 32px;
  height: 32px;
  image-rendering: auto;
  display: block;
}
.fly-label {
  margin-top: 2px;
  font-size: 11px;
  font-weight: 700;
  color: #fdd835;
  text-shadow: 0 1px 3px rgba(0,0,0,0.8);
  white-space: nowrap;
  line-height: 1;
}
@keyframes fly-up {
  0%   { transform: translate(-50%, -50%)         scale(1);    opacity: 1; }
  60%  { transform: translate(-50%, calc(-50% - 30px)) scale(1.15); opacity: 1; }
  100% { transform: translate(-50%, calc(-50% - 55px)) scale(0.9);  opacity: 0; }
}
.attack-in  .atk-icon { color: #e53935; }
.attack-out .atk-icon { color: #4fc3f7; }

.atk-name {
  flex: 1;
  min-width: 0;
  overflow-wrap: break-word;
  word-break: break-word;
}
.atk-cd {
  color: var(--text-muted, #aaa);
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}
.atk-cd-battle { color: #ffa726; font-weight: bold; }

.phase-tag {
  font-size: 0.78em;
  padding: 1px 5px;
  border-radius: 3px;
  white-space: nowrap;
  opacity: 0.85;
}
.phase-travelling { background: #1a3a4a; color: #4fc3f7; }
.phase-siege      { background: #3a2a10; color: #ffa726; }
.phase-battle     { background: #3a1010; color: #e57373; }

.atk-badge {
  display: inline-block;
  font-size: 0.75em;
  padding: 0 5px;
  border-radius: 8px;
  vertical-align: middle;
  font-weight: bold;
}
.atk-badge-in  { background: #e53935; color: #fff; }
.atk-badge-out { background: #1565c0; color: #fff; }

.atk-empty { padding: 3px 8px; font-size: 0.85em; color: var(--text-muted, #888); }

/* ── Message tab buttons ─────────────────────────────── */
.tab-btn {
  background: var(--panel-bg, #1e1e2e);
  border: 1px solid var(--border-color, #444);
  color: var(--text-muted, #aaa);
  padding: 4px 14px;
  border-radius: var(--radius, 4px);
  cursor: pointer;
  font-size: 0.9em;
  transition: background 0.15s;
}
.tab-btn:hover {
  background: var(--hover-bg, #2a2a3e);
}
.active-tab {
  background: var(--accent-dim, #1a3a4a);
  border-color: var(--accent, #4fc3f7);
  color: var(--accent, #4fc3f7);
  font-weight: bold;
}

/* ── Tech Tree ──────────────────────────────────────────── */

#tt-wrap {
  position: relative;
  isolation: isolate;
  max-width: 900px;
  margin: 0 auto;
  padding: 12px 12px 60px;
}

/* SVG connector lines */
#tt-content {
  position: relative; z-index: 1;
}
.tt-svg {
  position: absolute; top: 0; left: 0;
  pointer-events: none; z-index: 0;
}
.tt-svg line {
  stroke: #3a3a5a; stroke-width: 1.5;
  transition: stroke 0.2s, stroke-width 0.2s, opacity 0.2s;
}
.tt-svg line.hl { stroke: var(--accent, #4fc3f7); stroke-width: 2.5; }
.tt-svg line.dimmed { opacity: 0.1; }

/* Era sections */
.tt-era {
  position: relative;
  padding: 24px 16px 16px;
  margin-bottom: 0;
  border-radius: 0;
}
.tt-era:first-child { border-radius: var(--radius, 6px) var(--radius, 6px) 0 0; }
.tt-era:last-child  { border-radius: 0 0 var(--radius, 6px) var(--radius, 6px); }
.tt-era-divider {
  height: 1px;
  background: linear-gradient(90deg, transparent 0%, #3a3a5a 20%, #3a3a5a 80%, transparent 100%);
}
.tt-era-label {
  display: flex; align-items: baseline; gap: 10px;
  margin-bottom: 16px; padding-bottom: 6px;
  border-bottom: 1px solid rgba(255,255,255,0.06);
}
.tt-era-roman {
  font-size: 20px; font-weight: 700; color: rgba(255,255,255,0.18);
  font-family: 'Times New Roman', serif; letter-spacing: 2px;
}
.tt-era-name {
  font-size: 14px; font-weight: 600; color: rgba(255,255,255,0.5);
  letter-spacing: 1px; text-transform: uppercase;
}

/* Era background tints */
.tt-era-bg-0 { background: rgba(139,119, 80, 0.06); }
.tt-era-bg-1 { background: rgba(120,140, 80, 0.06); }
.tt-era-bg-2 { background: rgba(180,140, 60, 0.06); }
.tt-era-bg-3 { background: rgba(140,150,170, 0.06); }
.tt-era-bg-4 { background: rgba(160,100,100, 0.06); }
.tt-era-bg-5 { background: rgba(160,140,100, 0.06); }
.tt-era-bg-6 { background: rgba(100,120,140, 0.06); }
.tt-era-bg-7 { background: rgba( 80,140,160, 0.06); }
.tt-era-bg-8 { background: rgba(100, 80,160, 0.06); }

/* Node rows */
.tt-row {
  display: flex; justify-content: center; gap: 48px;
  margin-bottom: 20px; position: relative;
}
.tt-row:last-child { margin-bottom: 0; }

/* Knowledge nodes */
.tt-node {
  width: 200px;
  background: var(--panel-bg, rgba(20,20,31,0.72));
  border: 1px solid var(--border-color, #2a2a3a);
  border-radius: var(--radius, 6px);
  padding: 10px 12px;
  position: relative;
  transition: border-color 0.2s, box-shadow 0.2s, opacity 0.2s;
  flex-shrink: 0;
  cursor: pointer;
}
.tt-node:hover, .tt-node.hl {
  border-color: var(--accent, #4fc3f7);
  box-shadow: 0 0 12px rgba(79,195,247,0.15);
}
.tt-node.dimmed { opacity: 0.2; }
.tt-node.tt-completed {
  border-color: var(--success, #66bb6a);
  background: rgba(102,187,106,0.06);
}
.tt-node.tt-researching {
  border-color: var(--warning, #ffa726);
  background: rgba(255,167,38,0.06);
}
.tt-node.tt-locked {
  opacity: 0.45;
}
.tt-node-name {
  font-weight: 700; font-size: 12px; margin-bottom: 2px;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.tt-node-effort {
  font-size: 11px; color: var(--text-muted, #9999a8);
  font-family: var(--font-mono, monospace); margin-bottom: 4px;
}
.tt-node-effects {
  font-size: 11px; color: var(--success, #66bb6a); margin-bottom: 4px;
}
.tt-node-effects:empty { display: none; }
.tt-node-locked {
  font-size: 10px; color: var(--text-muted, #9999a8);
}

/* Unlocks strip under each node */
.tt-unlocks {
  display: flex; flex-wrap: wrap; gap: 4px;
  margin-top: 6px; padding-top: 6px;
  border-top: 1px dashed rgba(255,255,255,0.08);
}
.tt-unlocks:empty { display: none; }
.tt-ubadge {
  font-size: 10px; padding: 2px 6px; border-radius: 3px;
  line-height: 1.4; display: inline-block;
}
.tt-cat-building  { background: rgba(79,195,247,0.15); color: #4fc3f7; }
.tt-cat-structure { background: rgba(239,83,80,0.15);  color: #ef5350; }
.tt-cat-critter   { background: rgba(255,167,38,0.15); color: #ffa726; }
.tt-cat-knowledge { background: rgba(102,187,106,0.15); color: #66bb6a; }
.tt-link { cursor: pointer; transition: opacity 0.15s; }
.tt-link:hover { opacity: 0.75; }
.tt-ubadge-ready   { outline: 1px solid currentColor; opacity: 1; }
.tt-ubadge-blocked { opacity: 0.35; filter: grayscale(0.5); }

/* Detail overlay */
.tt-overlay {
  display: none; position: fixed; inset: 0; z-index: 300;
  background: rgba(0,0,0,0.6);
  justify-content: center; align-items: center;
}
.tt-overlay.visible { display: flex; }
.tt-panel {
  background: var(--panel-bg, rgba(20,20,31,0.95));
  border: 1px solid var(--border-color, #2a2a3a);
  border-radius: var(--radius, 6px);
  padding: 20px 24px; position: relative;
  max-width: 440px; width: 90vw; max-height: 80vh; overflow-y: auto;
  box-shadow: 0 8px 32px rgba(0,0,0,0.6);
}
.tt-close {
  position: absolute; top: 8px; right: 12px;
  background: none; border: none; color: var(--text-muted, #9999a8);
  font-size: 18px; cursor: pointer; line-height: 1;
}
.tt-close:hover { color: var(--text-color, #e0e0e6); }
.tt-back {
  background: none; border: none; color: var(--accent, #4fc3f7);
  font-size: 12px; cursor: pointer; padding: 0; margin-bottom: 8px;
}
.tt-back:hover { text-decoration: underline; }
.tt-dp-name { font-size: 16px; font-weight: 700; margin-bottom: 2px; }
.tt-dp-iid {
  font-size: 11px; color: var(--text-muted, #9999a8);
  font-family: var(--font-mono, monospace); margin-bottom: 10px;
}
.tt-dp-desc {
  font-size: 12px; color: var(--text-muted, #9999a8);
  margin-bottom: 8px; font-style: italic;
}
.tt-dp-row { margin-bottom: 6px; font-size: 13px; }
.tt-dp-label { color: var(--text-muted, #9999a8); margin-right: 4px; }
.tt-dp-effects { color: var(--success, #66bb6a); }
.tt-dp-props {
  display: grid; grid-template-columns: auto 1fr;
  gap: 2px 10px; font-size: 12px; margin: 6px 0;
}
.tt-dp-props .tt-dp-label { white-space: nowrap; }
.tt-dp-section {
  margin-top: 12px; padding-top: 10px;
  border-top: 1px solid rgba(255,255,255,0.06);
}
.tt-dp-section-title {
  font-size: 11px; font-weight: 700; color: var(--text-muted, #9999a8);
  text-transform: uppercase; letter-spacing: 1px; margin-bottom: 6px;
}
.tt-dp-unlocks { display: flex; flex-wrap: wrap; gap: 5px; }

/* Tech Tree responsive */
@media (max-width: 700px) {
  .tt-row { gap: 16px; margin-bottom: 16px; }
  .tt-node { width: 140px; padding: 6px 8px; }
  .tt-node-name { font-size: 11px; }
  .tt-node-effort { font-size: 10px; }
  .tt-era { padding: 16px 6px 12px; }
  .tt-era-roman { font-size: 16px; }
  .tt-era-name { font-size: 12px; }
  .tt-ubadge { font-size: 9px; }
  #tt-wrap { padding: 8px 4px 40px; }
}
@media (max-width: 480px) {
  .tt-node { width: calc((100vw - 80px) / 3); padding: 4px 5px; }
  .tt-row { gap: 6px; margin-bottom: 12px; }
  .tt-node-name { font-size: 10px; }
  .tt-node-effort { font-size: 9px; margin-bottom: 3px; }
  .tt-node-effects { font-size: 9px; margin-bottom: 3px; }
  .tt-ubadge { font-size: 8px; padding: 1px 4px; }
  .tt-unlocks { gap: 2px; margin-top: 3px; padding-top: 3px; }
  .tt-era { padding: 12px 4px 10px; }
  .tt-era-label { margin-bottom: 10px; padding-bottom: 4px; }
  .tt-era-roman { font-size: 14px; }
  .tt-era-name { font-size: 10px; }
  #tt-wrap { padding: 6px 2px 30px; }
}

/* ── Dashboard grid (moved from status.js) ───────────────── */
.dashboard-4col{display:grid;gap:8px;grid-template-columns:repeat(4,1fr)}
.dashboard-2col{display:grid;gap:8px;grid-template-columns:repeat(2,1fr)}
@media(max-width:700px){.dashboard-4col,.dashboard-2col{grid-template-columns:1fr}}
.csl-wrap{padding:4px 0 8px}
.csl-track{position:relative;height:18px;border-radius:9px;overflow:visible;margin:8px 4px}
.csl-seg{position:absolute;top:0;height:100%;transition:left .1s,width .1s}
.csl-seg:first-child{border-radius:9px 0 0 9px}
.csl-seg:last-child{border-radius:0 9px 9px 0}
.csl-merchant{background:#4fc3f7}
.csl-scientist{background:#ffa726}
.csl-artist{background:#81c784}
.csl-handle{position:absolute;top:50%;width:24px;height:24px;margin-top:-12px;margin-left:-12px;border-radius:50%;border:3px solid rgba(0,0,0,.35);cursor:grab;box-shadow:0 2px 6px rgba(0,0,0,.55);z-index:2;touch-action:none;display:flex;align-items:center;justify-content:center;font-size:12px;line-height:1;user-select:none}
.csl-handle:active{cursor:grabbing;filter:brightness(1.2)}
.csl-labels{display:flex;justify-content:space-between;font-size:0.82em;margin-top:4px;padding:0 4px}
.csl-lbl{display:flex;flex-direction:column;align-items:center;gap:1px}
.csl-lbl span{color:#bbb;font-size:0.9em}
.csl-lbl strong{font-size:1.1em}
.csl-hint{font-size:0.8em;color:#888;text-align:center;margin-bottom:2px;font-style:italic}
.prod-overlay{position:fixed;inset:0;background:rgba(0,0,0,.75);z-index:9999;display:flex;align-items:flex-start;justify-content:center;padding:24px 12px;overflow-y:auto}
.prod-overlay-box{background:var(--panel-bg,#1e1e1e);border:1px solid var(--border-color,#444);border-radius:8px;width:100%;max-width:480px;padding:16px 18px;position:relative}
.prod-overlay-close{position:absolute;top:10px;right:12px;background:none;border:none;color:#aaa;font-size:1.4em;cursor:pointer;line-height:1;padding:0}
.prod-overlay-section{margin-bottom:14px}
.prod-overlay-title{font-size:0.78em;font-weight:bold;text-transform:uppercase;letter-spacing:.05em;color:#888;margin-bottom:5px;padding-bottom:3px;border-bottom:1px solid var(--border-color,#444)}
.prod-info-btn{background:none;border:none;color:#4fc3f7;font-size:0.95em;cursor:pointer;padding:0 0 0 5px;line-height:1;vertical-align:middle;opacity:.8}
.prod-info-btn:hover{opacity:1}

/* ── Age bars (tower era distribution) ── */
.age-bars{display:flex;flex-direction:column;gap:3px;width:100%}
.age-row{display:flex;align-items:center;gap:6px;font-size:11px}
.age-name{width:72px;color:var(--text-dim);white-space:nowrap}
.age-bar-outer{flex:1;height:6px;background:var(--surface-alt,#1a1f2e);border-radius:3px;overflow:hidden}
.age-bar-inner{height:100%;border-radius:3px}
.age-pct{width:32px;text-align:right;font-family:monospace;color:var(--text-dim)}