:root {
  --header-height: 82px;
  --sidebar-width: clamp(150px, 10vw, 190px);
  --tracker-width: clamp(190px, 13vw, 235px);
  --player-rail-width: clamp(175px, 13vw, 230px);
  --opponent-rail-width: clamp(175px, 13vw, 245px);
  --cell-size: 32px;

  --bg-dark: #0f0c09;
  --panel: #18130d;
  --panel-soft: #21190f;
  --gold: #c9a95c;
  --gold-bright: #f5d98b;
  --border-dark: #4c3b22;
  --grid-frame: #6f5328;

  --player-accent: #f5d98b;
  --enemy-accent: #c8752e;
  --npc-accent: #4f9a46;
  --boss-accent: #b33228;
  --boss-bright: #ff5a45;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-width: 320px;
  min-height: 100%;
}

body {
  background: radial-gradient(circle at top, #24190f 0%, var(--bg-dark) 45%, #050403 100%);
  color: var(--gold-bright);
  font-family: Arial, sans-serif;
  overflow: hidden;
}

button,
input,
select {
  max-width: 100%;
  border: 1px solid var(--gold);
  border-radius: 4px;
  background: #2b2115;
  color: var(--gold-bright);
  font: inherit;
}

input,
select {
  min-height: 28px;
}

button {
  min-height: 38px;
  padding: 9px 12px;
  cursor: pointer;
}

button:hover {
  background: #3a2b18;
  box-shadow: 0 0 8px rgba(245, 217, 139, 0.25);
}

/* HEADER */
.app-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  min-height: var(--header-height);
  display: grid;
  grid-template-columns: minmax(44px, 1fr) auto minmax(44px, 1fr);
  align-items: center;
  gap: clamp(8px, 2vw, 28px);
  padding: 8px clamp(12px, 2vw, 28px);
  background:
    radial-gradient(circle at center, rgba(72, 50, 25, 0.34), transparent 46%),
    linear-gradient(90deg, #120e09 0%, #21190f 45%, #120e09 100%);
  border-bottom: 1px solid var(--grid-frame);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.6);
}

.app-header::before {
  content: "";
  position: absolute;
  left: clamp(66px, 11vw, 190px);
  right: clamp(66px, 11vw, 190px);
  bottom: 9px;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(245, 217, 139, 0.35), transparent);
  pointer-events: none;
}

.header-symbol {
  width: auto;
  height: clamp(38px, 4vw, 58px);
  object-fit: contain;
  opacity: 0.9;
  filter: drop-shadow(0 0 8px rgba(245, 217, 139, 0.2));
}

.header-symbol-left {
  justify-self: start;
}

.header-symbol-right {
  justify-self: end;
}

.header-brand-banner {
  justify-self: center;
  width: auto;
  height: clamp(38px, 4vw, 58px);
  max-width: min(48vw, 440px);
  object-fit: contain;
  padding: 5px clamp(8px, 1.2vw, 16px);
  border: 1px solid rgba(201, 169, 92, 0.34);
  border-radius: 10px;
  background: rgba(15, 12, 9, 0.45);
  box-shadow:
    inset 0 0 10px rgba(245, 217, 139, 0.04),
    0 0 16px rgba(0, 0, 0, 0.45);
}

/* APP SHELL */
.app-layout {
  height: calc(100dvh - var(--header-height));
  min-height: 0;
  display: grid;
  grid-template-columns: var(--sidebar-width) minmax(0, 1fr) var(--tracker-width);
}

.sidebar,
.right-panel {
  min-width: 0;
  min-height: 0;
  padding: 10px;
  background: var(--panel);
  box-shadow: 0 0 14px rgba(0, 0, 0, 0.55);
  overflow-y: auto;
  overscroll-behavior: contain;
  scrollbar-width: thin;
  scrollbar-color: var(--grid-frame) #120e09;
}

.sidebar {
  border-right: 1px solid var(--gold);
}

.right-panel {
  display: flex;
  flex-direction: column;
  gap: 10px;
  border-left: 1px solid var(--gold);
}

.sidebar details,
.brush-control {
  margin-bottom: 8px;
  padding: 6px;
  border: 1px solid var(--border-dark);
  border-radius: 6px;
  background: #120e09;
  box-shadow: inset 0 0 8px rgba(0, 0, 0, 0.35);
}

.sidebar summary {
  padding: 8px;
  background: rgba(201, 169, 92, 0.08);
  color: var(--gold);
  cursor: pointer;
  font-size: 14px;
  font-weight: 700;
}

.sidebar details button,
.sidebar details input,
.sidebar details select,
.brush-control select {
  width: 100%;
  margin-top: 6px;
}

.sidebar-link {
  width: 100%;
  min-height: 38px;
  margin-top: 6px;
  padding: 9px 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--gold);
  border-radius: 4px;
  background: #2b2115;
  color: var(--gold-bright);
  text-align: center;
  text-decoration: none;
  font-size: 13px;
  font-weight: 700;
}

.sidebar-link:hover {
  background: #3a2b18;
  box-shadow: 0 0 8px rgba(245, 217, 139, 0.25);
}

.brush-control {
  display: grid;
  gap: 6px;
}

.brush-control label,
.right-panel h3 {
  color: var(--gold);
  font-size: 14px;
  font-weight: 700;
}

.right-panel h3 {
  margin: 10px 0 4px;
}

.tracker-section {
  display: grid;
  gap: 5px;
}

.tracker-section h4 {
  margin: 4px 0 0;
  color: var(--gold);
  font-size: 11px;
  font-weight: 900;
  letter-spacing: 1px;
  text-transform: uppercase;
}

.tracker-order-section {
  min-height: 0;
}

.next-turn-button {
  width: 100%;
  min-height: 38px;
  font-size: 14px;
  font-weight: 950;
}

.initiative-setup-panel {
  display: grid;
  gap: 6px;
  padding: 6px;
  border: 1px solid var(--border-dark);
  border-radius: 8px;
  background: rgba(18, 14, 9, 0.7);
}

.initiative-setup-panel summary {
  padding: 7px;
  color: var(--gold);
  background: rgba(201, 169, 92, 0.08);
  cursor: pointer;
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 1px;
  text-transform: uppercase;
}

.tracker-actions {
  display: grid;
  grid-template-columns: 1fr;
  gap: 6px;
  margin-top: 6px;
}

.tracker-actions button {
  min-height: 34px;
  padding: 6px;
  font-size: 12px;
  font-weight: 800;
}

.right-panel div {
  color: var(--gold-bright);
  font-size: 13px;
}

.active-tool {
  border: 2px solid #fff0b8 !important;
  background: linear-gradient(145deg, #f5d98b, #a67c2d) !important;
  color: #120e09 !important;
  font-weight: 700;
}

/* BATTLE STAGE */
.battle-stage {
  min-width: 0;
  min-height: 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: clamp(8px, 1vw, 14px);
  overflow: hidden;
}

.battlefield-meta {
  flex: 0 0 auto;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 34px;
  padding: 6px 12px;
  border: 1px solid rgba(201, 169, 92, 0.36);
  border-radius: 10px;
  background:
    linear-gradient(90deg, rgba(18, 14, 9, 0.55), rgba(43, 33, 21, 0.72), rgba(18, 14, 9, 0.55));
  box-shadow:
    inset 0 0 12px rgba(245, 217, 139, 0.05),
    0 0 14px rgba(0, 0, 0, 0.35);
  text-align: center;
}

#currentScene {
  min-width: 0;
  overflow: hidden;
  color: var(--gold-bright);
  font-size: clamp(15px, 1.25vw, 20px);
  font-weight: 900;
  letter-spacing: 1.4px;
  text-overflow: ellipsis;
  text-transform: uppercase;
  white-space: nowrap;
}

#gridInfo {
  color: var(--gold);
  font-size: clamp(12px, 1vw, 16px);
  font-weight: 900;
  letter-spacing: 1px;
  white-space: nowrap;
}

#gridInfo::before {
  content: "•";
  margin-right: 10px;
  color: rgba(245, 217, 139, 0.7);
}

.battlefield-layout {
  flex: 1 1 auto;
  min-height: 0;
  display: grid;
  grid-template-columns: var(--player-rail-width) minmax(0, 1fr) var(--opponent-rail-width);
  gap: clamp(8px, 1vw, 14px);
  align-items: stretch;
}

.battlefield-layout.no-players {
  grid-template-columns: minmax(0, 1fr) var(--opponent-rail-width);
}

.battlefield-layout.no-opponents {
  grid-template-columns: var(--player-rail-width) minmax(0, 1fr);
}

.battlefield-layout.no-players.no-opponents {
  grid-template-columns: minmax(0, 1fr);
}

.battlefield-layout.no-players .player-hud-rail,
.battlefield-layout.no-opponents .opponent-hud-rail {
  display: none;
}

.map-region {
  min-width: 0;
  min-height: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 8px;
  overflow: hidden;
}

.grid-frame {
  flex: 0 1 auto;
  max-width: 100%;
  max-height: 100%;
  padding: clamp(8px, 1vw, 14px);
  border: 3px solid var(--grid-frame);
  border-radius: 12px;
  background: linear-gradient(145deg, #2b2115, #120e09);
  box-shadow: 0 0 0 2px var(--gold), 0 16px 32px rgba(0, 0, 0, 0.65);
  overflow: auto;
}

#grid {
  display: grid;
  grid-template-columns: repeat(var(--grid-width, 20), var(--cell-size));
  grid-template-rows: repeat(var(--grid-height, 20), var(--cell-size));
  width: max-content;
  border: 2px solid var(--gold);
  background: linear-gradient(145deg, #2b2115, #120e09);
  box-shadow: 0 0 24px rgba(0, 0, 0, 0.75);
  user-select: none;
  -webkit-user-drag: none;
}

.cell {
  position: relative;
  width: var(--cell-size);
  height: var(--cell-size);
  border: 1px solid var(--border-dark);
  background: #332b1f;
  user-select: none;
}

.cell.wall {
  background: #050505;
  box-shadow: inset 0 0 6px rgba(0, 0, 0, 0.8);
}

.token {
  position: absolute;
  z-index: 2;
  top: 15%;
  left: 15%;
  width: 70%;
  height: 70%;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  color: #fff;
  cursor: grab;
  font-size: clamp(9px, calc(var(--cell-size) * 0.42), 14px);
  font-weight: 900;
  outline: 1px solid rgba(255, 255, 255, 0.25);
}

.token-player { background: #1f35ff !important; }
.token-enemy { background: #c13a4b !important; }
.token-npc { background: #4f9a46 !important; }
.token-boss { background: #7a1b94 !important; }

.token.active-combatant {
  box-shadow: 0 0 0 2px #fff5b7, 0 0 14px 6px rgba(245, 217, 139, 0.9);
  transform: scale(1.1);
}

.terrain {
  position: absolute;
  z-index: 1;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: clamp(12px, calc(var(--cell-size) * 0.7), 22px);
  pointer-events: none;
}

/* COMPACT HUD RAILS */
.hud-rail {
  min-width: 0;
  min-height: 0;
  display: flex;
  flex-direction: column;
  gap: 7px;
  overflow-y: auto;
  overscroll-behavior: contain;
  scrollbar-width: thin;
  scrollbar-color: var(--grid-frame) transparent;
}

.hud-card {
  position: relative;
  min-width: 0;
  overflow: hidden;
  display: grid;
  gap: 4px;
  padding: 7px;
  border: 1px solid var(--gold);
  border-radius: 8px;
  background: rgba(24, 19, 13, 0.92);
  box-shadow: 0 0 14px rgba(0, 0, 0, 0.55);
}

.hud-card.active-combatant {
  z-index: 3;
  border-width: 2px;
  animation: hud-active-pulse 1.7s ease-in-out infinite;
  box-shadow:
    0 0 0 2px rgba(255, 245, 183, 1),
    0 0 24px 5px rgba(245, 217, 139, 0.95),
    0 0 42px 8px rgba(166, 124, 45, 0.38),
    inset 0 0 18px rgba(255, 245, 183, 0.24);
}

.hud-card.type-enemy.active-combatant {
  box-shadow:
    0 0 0 2px rgba(255, 190, 90, 1),
    0 0 24px 5px rgba(200, 117, 46, 0.95),
    0 0 42px 8px rgba(200, 117, 46, 0.34),
    inset 0 0 18px rgba(200, 117, 46, 0.28);
}

.hud-card.type-npc.active-combatant {
  box-shadow:
    0 0 0 2px rgba(151, 255, 134, 0.98),
    0 0 24px 5px rgba(79, 154, 70, 0.95),
    0 0 42px 8px rgba(79, 154, 70, 0.34),
    inset 0 0 18px rgba(79, 154, 70, 0.28);
}

.hud-card.type-boss.active-combatant {
  box-shadow:
    0 0 0 2px rgba(255, 127, 104, 1),
    0 0 30px 7px rgba(255, 90, 69, 0.95),
    0 0 52px 12px rgba(179, 50, 40, 0.45),
    inset 0 0 22px rgba(255, 90, 69, 0.32);
}

.hud-card.active-combatant::after {
  content: "";
  position: absolute;
  inset: -80% -35%;
  background: linear-gradient(110deg, transparent 35%, rgba(255, 238, 174, 0.42) 50%, transparent 65%);
  animation: hud-card-shimmer 2.6s linear infinite;
  pointer-events: none;
}

.hud-card.type-enemy.active-combatant::after {
  background: linear-gradient(110deg, transparent 35%, rgba(255, 178, 88, 0.4) 50%, transparent 65%);
}

.hud-card.type-npc.active-combatant::after {
  background: linear-gradient(110deg, transparent 35%, rgba(151, 255, 134, 0.34) 50%, transparent 65%);
}

.hud-card.type-boss.active-combatant::after {
  background: linear-gradient(110deg, transparent 35%, rgba(255, 90, 69, 0.44) 50%, transparent 65%);
}

@keyframes hud-card-shimmer {
  0% { transform: translateX(-60%) rotate(0.001deg); }
  100% { transform: translateX(60%) rotate(0.001deg); }
}

@keyframes hud-active-pulse {
  0%, 100% { transform: translateZ(0) scale(1); filter: brightness(1.08); }
  50% { transform: translateZ(0) scale(1.025); filter: brightness(1.35); }
}

.hud-card.type-player {
  border-color: var(--player-accent);
}

.hud-card.type-enemy {
  border-color: var(--enemy-accent);
  background: linear-gradient(135deg, rgba(45, 25, 12, 0.96), rgba(18, 14, 9, 0.94));
}

.hud-card.type-npc {
  border-color: var(--npc-accent);
  background: linear-gradient(135deg, rgba(20, 41, 20, 0.96), rgba(18, 14, 9, 0.94));
}

.hud-card.type-boss {
  border: 1px solid var(--boss-bright);
  background: linear-gradient(135deg, rgba(83, 20, 16, 0.98), rgba(18, 14, 9, 0.96));
  box-shadow: 0 0 14px rgba(179, 50, 40, 0.38), inset 0 0 12px rgba(255, 90, 69, 0.08);
}

.hud-topline {
  min-width: 0;
  display: flex;
  align-items: center;
  gap: 6px;
}

.hud-id {
  flex: 0 0 auto;
  color: var(--gold-bright);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.8px;
}

.hud-name-wrap {
  flex: 1 1 auto;
  min-width: 0;
  display: flex;
  align-items: baseline;
  gap: 5px;
  overflow: hidden;
}

.hud-name {
  min-width: 0;
  overflow: hidden;
  color: var(--gold-bright);
  font-size: 14px;
  font-weight: 950;
  letter-spacing: 0.3px;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.hud-class {
  flex: 0 1 auto;
  min-width: 0;
  overflow: hidden;
  color: rgba(245, 217, 139, 0.76);
  font-size: 10px;
  font-weight: 800;
  text-overflow: ellipsis;
  text-transform: uppercase;
  white-space: nowrap;
}

.hud-type-tag {
  color: var(--gold);
  font-size: 10px;
  font-weight: 900;
  letter-spacing: 1.4px;
  text-transform: uppercase;
}

.icon-button,
.hud-settings {
  flex: 0 0 auto;
  width: 24px;
  min-height: 24px;
  height: 24px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0;
  border-color: rgba(201, 169, 92, 0.7);
  border-radius: 6px;
  font-size: 14px;
  line-height: 1;
}

.hud-hp-row {
  min-width: 0;
  display: grid;
  grid-template-columns: auto minmax(36px, 1fr) auto auto minmax(32px, 0.7fr);
  align-items: center;
  gap: 4px;
  color: var(--gold);
  font-size: 11px;
}

.hud-hp-row input {
  width: 100%;
  min-height: 24px;
  padding: 2px 4px;
  text-align: center;
  font-size: 12px;
}

.hud-hp-static {
  color: var(--gold-bright);
  font-weight: 700;
  white-space: nowrap;
}

.hp-bar {
  position: relative;
  height: 8px;
  border: 1px solid var(--border-dark);
  background: #3a1a1a;
  overflow: hidden;
}

.hp-fill {
  height: 100%;
  background: linear-gradient(90deg, #2f8f46, #5fc86b);
}

.effect-line {
  min-height: 13px;
  overflow: hidden;
  color: var(--gold);
  font-size: 11px;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.opponent-hud-rail .hud-card {
  min-height: 48px;
}

.opponent-hud-rail .type-boss {
  min-height: 62px;
}

.opponent-summary {
  overflow: hidden;
  color: rgba(245, 217, 139, 0.72);
  font-size: 11px;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* COMBAT TRACKER */
.initiative-row,
.turn-row,
.tie-row {
  display: flex;
  align-items: center;
  gap: 5px;
  margin-bottom: 4px;
  font-size: 12px;
}

.initiative-row span {
  min-width: 0;
  flex: 1;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.initiative-input {
  width: 44px;
  min-height: 24px;
  padding: 2px 4px;
  margin-left: auto;
}

.turn-row {
  min-height: 27px;
  padding: 3px 5px;
  border: 1px solid var(--border-dark);
  border-radius: 7px;
  background: var(--panel-soft);
}

.active-turn {
  border-color: var(--gold-bright);
  background: #3a2b18;
  font-weight: 700;
  box-shadow: 0 0 10px rgba(245, 217, 139, 0.6);
}

.turn-row span {
  min-width: 0;
  flex: 1;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}


.turn-initiative {
  flex: 0 0 auto;
  color: var(--gold-bright);
  font-size: 11px;
  font-weight: 900;
}

.turn-order-empty {
  padding: 8px;
  border: 1px dashed rgba(201, 169, 92, 0.35);
  border-radius: 7px;
  color: rgba(245, 217, 139, 0.66);
  font-size: 11px;
  line-height: 1.25;
}

.remove-entry {
  width: auto;
  min-height: 24px;
  padding: 2px 6px;
  font-size: 10px;
}

.tie-resolver {
  padding: 8px;
  border: 1px solid var(--gold);
  border-radius: 8px;
  background: var(--panel-soft);
}

.tie-resolver p {
  margin: 4px 0 8px;
  font-size: 12px;
}

.tie-row span {
  flex: 1;
}

.tie-row button {
  min-height: 30px;
  padding: 4px 6px;
}

.hidden {
  display: none !important;
}

/* MODAL */
.modal-overlay {
  position: fixed;
  z-index: 2000;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
  background: rgba(0, 0, 0, 0.72);
}

.modal-card {
  width: min(520px, 100%);
  display: grid;
  gap: 12px;
  padding: 16px;
  border: 1px solid var(--gold);
  border-radius: 12px;
  background: linear-gradient(145deg, #21190f, #0f0c09);
  box-shadow: 0 20px 45px rgba(0, 0, 0, 0.75);
}

.modal-header,
.modal-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.modal-header h2 {
  margin: 0;
  color: var(--gold-bright);
  font-size: 18px;
  letter-spacing: 1px;
  text-transform: uppercase;
}

.modal-field {
  display: grid;
  gap: 5px;
  color: var(--gold);
  font-size: 12px;
  font-weight: 700;
}

.modal-field input,
.modal-field select {
  width: 100%;
  padding: 7px;
}

.modal-visibility-options {
  display: grid;
  gap: 7px;
  margin: 0;
  padding: 10px;
  border: 1px solid rgba(201, 169, 92, 0.35);
  border-radius: 8px;
  color: var(--gold);
}

.modal-visibility-options legend {
  padding: 0 6px;
  color: var(--gold-bright);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 1px;
  text-transform: uppercase;
}

.modal-visibility-options label {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  font-weight: 700;
}

.modal-visibility-options input {
  width: auto;
}

.modal-overlay.editing-player .modal-visibility-options {
  display: none;
}

.modal-grid-row {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
}

.modal-identity-row {
  grid-template-columns: 1.4fr 1fr;
}

.modal-actions {
  justify-content: flex-end;
}

/* RESPONSIVE */
@media (min-width: 1800px) {
  :root {
    --header-height: 88px;
    --player-rail-width: 250px;
    --opponent-rail-width: 270px;
  }
}

@media (max-width: 1200px) {
  :root {
    --sidebar-width: 145px;
    --tracker-width: 180px;
    --player-rail-width: 165px;
    --opponent-rail-width: 175px;
  }

  .sidebar,
  .right-panel {
    padding: 6px;
  }

  button,
  input,
  select {
    font-size: 11px;
  }

  button {
    min-height: 34px;
    padding: 7px 8px;
  }
}

@media (max-width: 900px) {
  body {
    overflow: auto;
  }

  .app-header {
    min-height: auto;
    justify-content: center;
    padding: 8px;
  }

  .app-header {
    grid-template-columns: minmax(34px, 0.7fr) auto minmax(34px, 0.7fr);
    gap: 8px;
  }

  .header-brand-banner {
    max-width: min(64vw, 360px);
  }

  .app-layout {
    height: auto;
    min-height: calc(100dvh - var(--header-height));
    display: flex;
    flex-direction: column;
  }

  .battle-stage {
    order: 1;
    width: 100%;
    min-height: auto;
    overflow: visible;
  }

  .battlefield-layout,
  .battlefield-layout.no-players,
  .battlefield-layout.no-opponents,
  .battlefield-layout.no-players.no-opponents {
    display: flex;
    flex-direction: column;
  }

  .map-region {
    order: 1;
    min-height: min(72dvh, 720px);
    overflow: auto;
  }

  .player-hud-rail {
    order: 2;
  }

  .opponent-hud-rail {
    order: 3;
  }

  .hud-rail {
    overflow: visible;
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .sidebar,
  .right-panel {
    width: 100%;
    min-height: auto;
    overflow: visible;
    border-left: 0;
    border-right: 0;
  }

  .sidebar {
    order: 2;
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 8px;
    border-top: 1px solid var(--gold);
  }

  .sidebar details,
  .brush-control {
    margin: 0;
  }

  .right-panel {
    order: 3;
    border-top: 1px solid var(--gold);
  }
}

@media (max-width: 600px) {
  .battlefield-meta {
    flex-wrap: wrap;
    row-gap: 2px;
  }

  .app-header {
    padding-inline: 8px;
    gap: 6px;
  }

  .header-symbol {
    height: 34px;
  }

  .header-brand-banner {
    height: 34px;
    max-width: calc(100vw - 94px);
    padding-inline: 6px;
  }

  .hud-rail,
  .sidebar {
    grid-template-columns: 1fr;
  }

  .battle-stage {
    padding-inline: 6px;
  }

  .grid-frame {
    padding: 8px;
  }

  .modal-grid-row {
    grid-template-columns: 1fr;
  }

  button {
    min-height: 42px;
  }
}