.esp-wrap {
  width: 100%;
  max-width: none;
  height: 100vh;
  margin: 0;
  padding: max(6px, env(safe-area-inset-top)) max(6px, env(safe-area-inset-right))
    max(6px, env(safe-area-inset-bottom)) max(6px, env(safe-area-inset-left));
}

.notice {
  margin-bottom: 8px;
  padding: 10px 12px;
  border: 1px solid #47422a;
  border-radius: var(--radius);
  background: #1c1a10;
  color: #fff4bd;
  line-height: 1.45;
}

.notice.error {
  border-color: #613031;
  background: #211313;
  color: #ffd2d2;
}

.esp-shell {
  display: grid;
  grid-template-rows: auto auto minmax(0, 1fr) auto auto;
  gap: 6px;
  height: 100%;
  min-height: 0;
}

.toolbar,
.toolbar-brand,
.toolbar-actions,
.mode-tabs,
.panel-header,
.preset-row,
.primary-area,
.log-header {
  display: flex;
  align-items: center;
  gap: 8px;
  min-width: 0;
}

.toolbar {
  justify-content: space-between;
  padding: 6px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: #101412;
}

.toolbar-brand .brand-mark {
  flex: 0 0 32px;
  margin-bottom: 0;
  text-decoration: none;
}

.toolbar-brand h1 {
  margin: 0;
  color: var(--text);
  font-size: 1rem;
  line-height: 1.2;
}

#bootModeHint,
.status-pill {
  min-height: 34px;
  padding: 7px 10px;
  border: 1px solid #2b2b2b;
  border-radius: var(--radius);
  background: #0d0d0d;
  color: var(--cyan);
  white-space: nowrap;
}

.mode-tabs {
  padding: 6px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: #101412;
}

#bootModeHint {
  margin-left: auto;
  border-color: #5d4624;
  color: #ffd27d;
}

.mode-tab {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-width: 92px;
  min-height: 36px;
  padding: 8px 12px;
  border: 1px solid #2b2b2b;
  border-radius: var(--radius);
  background: #0b0d0c;
  color: #d8ddd8;
  cursor: pointer;
  font: inherit;
  font-size: 0.84rem;
  font-weight: 700;
}

.tab-icon {
  width: 18px;
  height: 18px;
  flex: 0 0 18px;
}

.tab-icon path,
.tab-icon rect,
.tab-icon circle {
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.mode-tab.is-active {
  border-color: #00ffcc88;
  background: linear-gradient(135deg, #17252b, #101517);
  color: var(--cyan);
}

.mode-tab.danger-tab.is-active {
  border-color: #854040;
  background: linear-gradient(135deg, #321717, #130d0d);
  color: #ffd1d1;
}

.workspace {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 0.38fr);
  gap: 6px;
  min-height: 0;
}

.work-panel,
.side-panel {
  min-height: 0;
}

.work-panel {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: linear-gradient(145deg, var(--panel-bg), var(--panel-bg-deep));
  box-shadow: inset 0 0 5px #000;
  overflow: hidden;
}

.boot-help {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin: 10px 10px 0;
  padding: 10px;
  border: 1px solid #775323;
  border-radius: var(--radius);
  background: #19150d;
  color: #ffe4a8;
}

.boot-help div {
  display: grid;
  gap: 3px;
}

.boot-help strong {
  color: #ffd27d;
  font-size: 0.86rem;
}

.boot-help span {
  color: #f3dcb3;
  font-size: 0.8rem;
  line-height: 1.35;
}

.side-panel {
  display: grid;
  grid-template-rows: auto minmax(180px, 1fr);
  gap: 6px;
}

.device-card {
  align-content: start;
}

.mode-panel {
  display: grid;
  grid-template-rows: auto auto minmax(0, 1fr) auto;
  gap: 10px;
  height: 100%;
  min-height: 0;
  padding: 10px;
}

.boot-help:not([hidden]) + .mode-panel {
  height: calc(100% - 68px);
}

.panel-header {
  justify-content: space-between;
}

.panel-header h2,
.panel-header .eyebrow,
.tight .eyebrow {
  margin: 0;
}

.panel-header.tight {
  margin-bottom: 8px;
}

.action-button {
  min-width: 112px;
  margin-top: 0;
  cursor: pointer;
  font-family: var(--font-mono);
}

.action-button.primary {
  color: #b8ffb8;
  border-color: #2b2b2b;
  background: linear-gradient(135deg, #26332a, #151a17);
}

.action-button.danger,
.primary.danger {
  color: #ffd1d1;
  border-color: #6f3838;
  background: linear-gradient(135deg, #3a1919, #170f0f);
}

.action-button.subtle {
  min-width: 78px;
  min-height: 34px;
  padding: 6px 10px;
}

button:disabled,
input:disabled,
select:disabled,
textarea:disabled {
  cursor: not-allowed;
  opacity: 0.55;
}

.inline-select,
.form-grid input,
.file-table input {
  min-height: 36px;
  padding: 7px 10px;
  border: 1px solid #2b2b2b;
  border-radius: var(--radius);
  background: #0b0d0c;
  color: var(--text);
  font: inherit;
}

.inline-select {
  width: min(100%, 180px);
}

#flashPreset,
#mergeLayoutPreset {
  width: min(100%, 240px);
}

.drop-zone {
  display: grid;
  gap: 3px;
  min-height: 68px;
  place-items: center;
  border: 1px dashed #3a4a42;
  border-radius: var(--radius);
  background: #0b0d0c;
  color: #d8ddd8;
  text-align: center;
}

.drop-zone strong {
  color: var(--green);
  font-size: 0.9rem;
}

.drop-zone span {
  color: var(--muted);
  font-size: 0.78rem;
}

.drop-zone.is-dragging {
  border-color: var(--cyan);
  background: #0d1817;
}

.file-table-wrap {
  min-height: 0;
  overflow: auto;
  border: 1px solid #2b2b2b;
  border-radius: var(--radius);
  background: #080a09;
}

.file-table {
  width: 100%;
  min-width: 680px;
  border-collapse: collapse;
  font-size: 0.84rem;
}

.file-table th,
.file-table td {
  padding: 8px;
  border-bottom: 1px solid #202523;
  text-align: left;
  vertical-align: middle;
}

.file-table th {
  position: sticky;
  top: 0;
  z-index: 1;
  background: #101412;
  color: var(--muted);
  font-size: 0.74rem;
  text-transform: uppercase;
}

.file-table td:first-child,
.file-table th:first-child {
  width: 140px;
}

.file-table td:nth-child(3),
.file-table th:nth-child(3) {
  width: 110px;
}

.file-table td:nth-child(4),
.file-table th:nth-child(4) {
  width: 130px;
}

.file-table td:last-child,
.file-table th:last-child {
  width: 42px;
}

.file-table input[type="file"] {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  clip-path: inset(50%);
}

.file-table input:not([type="file"]) {
  width: 120px;
}

.file-label {
  display: inline-flex;
  max-width: 360px;
  min-height: 34px;
  align-items: center;
  padding: 7px 10px;
  overflow: hidden;
  border: 1px solid #2b2b2b;
  border-radius: var(--radius);
  background: #101412;
  color: #d8fff2;
  cursor: pointer;
  text-overflow: ellipsis;
  white-space: nowrap;
}

td:nth-child(4) {
  color: #d8ddd8;
}

.icon-button {
  width: 30px;
  height: 30px;
  border: 1px solid #3b3333;
  border-radius: var(--radius);
  background: #140f0f;
  color: #ffd1d1;
  cursor: pointer;
  font: inherit;
}

.options-grid,
.metric-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 8px;
  align-items: center;
}

.options-grid label,
.confirm-line {
  display: flex;
  align-items: center;
  gap: 8px;
  min-height: 38px;
  color: #d8ddd8;
  font-size: 0.84rem;
}

.read-grid {
  display: grid;
  grid-template-columns: 150px minmax(180px, 260px);
  gap: 10px;
  align-content: start;
  align-items: center;
  padding-top: 8px;
}

.form-grid label {
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
}

.metric-grid {
  margin-top: auto;
}

.metric-grid div {
  display: grid;
  gap: 4px;
  padding: 10px;
  border: 1px solid #2b2b2b;
  border-radius: var(--radius);
  background: #0b0d0c;
}

.metric-grid span {
  color: var(--muted);
  font-size: 0.74rem;
  text-transform: uppercase;
}

.metric-grid strong {
  color: var(--cyan);
  font-size: 0.95rem;
}


.erase-panel {
  display: grid;
  align-content: start;
  gap: 12px;
  max-width: 620px;
}

.danger-line {
  padding: 10px;
  border: 1px solid #6f3838;
  border-radius: var(--radius);
  background: #180f0f;
  color: #ffd1d1;
}

.compact-card {
  display: grid;
  min-height: 0;
  padding: 10px;
}

.memory-card {
  grid-template-rows: auto minmax(0, 1fr) auto;
}

.memory-visual {
  display: grid;
  grid-template-columns: 76px minmax(0, 1fr);
  gap: 8px;
  min-height: 0;
}

.memory-axis {
  display: flex;
  min-height: 0;
  flex-direction: column;
  justify-content: space-between;
  padding: 2px 0;
  color: var(--muted);
  font-size: 0.68rem;
  line-height: 1;
  text-align: right;
}

.memory-map {
  position: relative;
  min-height: 0;
  overflow: hidden;
  border: 1px solid #2b2b2b;
  border-radius: var(--radius);
  background:
    linear-gradient(180deg, rgba(255,255,255,0.05) 1px, transparent 1px) 0 0 / 100% 12.5%,
    #080a09;
}

.memory-segment {
  position: absolute;
  right: 8px;
  left: 8px;
  display: grid;
  min-height: 18px;
  align-content: center;
  gap: 1px;
  overflow: hidden;
  padding: 3px 7px;
  border: 1px solid #00ffcc88;
  border-radius: 4px;
  background: linear-gradient(90deg, #163333, #10201d);
  color: #d8fff2;
  font-size: 0.7rem;
}

.memory-segment strong,
.memory-segment span {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.memory-segment strong {
  font-size: 0.72rem;
}

.memory-segment span {
  color: #9dbbb2;
  font-size: 0.62rem;
}

.memory-segment.has-error {
  border-color: #ff8a8a;
  background: linear-gradient(180deg, #3a1919, #170f0f);
}

.validation-list {
  min-height: 40px;
  margin-top: 8px;
  padding-left: 8px;
  overflow: auto;
  color: #d8ddd8;
  font-size: 0.78rem;
  line-height: 1.45;
}

.validation-list div {
  color: #ffd1d1;
}

.info-list {
  display: grid;
  gap: 8px;
}

.info-list div {
  display: grid;
  grid-template-columns: minmax(120px, 0.62fr) minmax(0, 1fr);
  gap: 10px;
  align-items: baseline;
}

.info-list dt {
  color: var(--muted);
  font-size: 0.78rem;
  text-transform: uppercase;
}

.info-list dd {
  min-width: 0;
  overflow-wrap: anywhere;
  color: #f2fff2;
  font-size: 0.9rem;
}

.action-strip {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 12px;
  align-items: center;
  min-height: 92px;
  margin: 0;
  padding: 10px;
}

.primary-area {
  flex-wrap: wrap;
}

.primary-area #operationStatus {
  color: var(--muted);
  font-size: 0.84rem;
}

.action-hint {
  color: #d8ddd8;
  font-size: 0.78rem;
  line-height: 1.35;
}

.progress-stack {
  display: grid;
  gap: 6px;
  min-width: 0;
}

.progress-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 48px;
  gap: 10px;
  align-items: center;
  color: var(--muted);
  font-size: 0.84rem;
}

.progress-row progress {
  width: 100%;
  height: 14px;
  overflow: hidden;
  border: 1px solid #2b2b2b;
  border-radius: var(--radius);
  background: #080a09;
}

.progress-row progress::-webkit-progress-bar {
  background: #080a09;
}

.progress-row progress::-webkit-progress-value {
  background: linear-gradient(90deg, var(--green-dim), var(--cyan));
}

.progress-row progress::-moz-progress-bar {
  background: linear-gradient(90deg, var(--green-dim), var(--cyan));
}

.log-card {
  margin: 0;
  padding: 8px 10px;
}

.log-card summary {
  cursor: pointer;
  color: var(--green);
  font-size: 0.84rem;
  font-weight: 700;
}

.log-header {
  justify-content: space-between;
  margin-top: 8px;
}

.log-output {
  width: 100%;
  max-height: 180px;
  min-height: 120px;
  margin-top: 8px;
  overflow: auto;
  border: 1px solid #2b2b2b;
  border-radius: var(--radius);
  background: #080a09;
  color: #c7d4cf;
  font-size: 0.8rem;
  line-height: 1.45;
  padding: 10px;
  white-space: pre-wrap;
}

@media (max-width: 920px) {
  .esp-wrap {
    height: auto;
    min-height: 100vh;
  }

  .esp-shell,
  .workspace,
  .side-panel,
  .mode-panel,
  .action-strip {
    display: grid;
    grid-template-columns: 1fr;
    grid-template-rows: none;
    height: auto;
  }

  .toolbar,
  .mode-tabs,
  .panel-header,
  .toolbar-actions {
    align-items: stretch;
    flex-wrap: wrap;
    justify-content: stretch;
  }

  .toolbar-brand,
  .toolbar-actions,
  .mode-tab,
  #bootModeHint,
  .action-button,
  .inline-select {
    width: 100%;
  }

  #bootModeHint {
    margin-left: 0;
  }

  .boot-help {
    align-items: stretch;
    flex-direction: column;
  }

  .options-grid,
  .metric-grid,
  .read-grid,
  .progress-row {
    grid-template-columns: 1fr;
  }

  .memory-visual {
    min-height: 260px;
  }

  .memory-map {
    min-height: 260px;
  }
}

/* Small-screen layout: keep every section in the page scroll flow. */
@media (max-width: 760px) {
  html,
  body {
    height: auto;
    min-height: 100%;
  }

  body {
    overflow-y: auto;
  }

  .esp-wrap {
    min-height: 100dvh;
    height: auto;
    overflow: visible;
  }

  .esp-shell,
  .workspace,
  .work-panel,
  .side-panel,
  .mode-panel,
  .action-strip,
  .boot-help:not([hidden]) + .mode-panel {
    height: auto;
    min-height: 0;
    overflow: visible;
  }

  .mode-panel,
  .memory-card {
    grid-template-rows: auto;
  }

  .toolbar {
    position: relative;
  }

  .toolbar-brand {
    min-height: 32px;
    padding-right: 40px;
  }

  .toolbar > .toolbar-actions > .help-icon-button {
    position: absolute;
    top: 8px;
    right: 8px;
    z-index: 2;
    width: 30px;
    height: 30px;
    margin: 0;
  }
}