:root {
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 24px;
  --font: "Segoe UI", system-ui, -apple-system, sans-serif;
  --mono: "Consolas", "Liberation Mono", ui-monospace, monospace;
  --brand-mono: "Courier Prime", "Courier New", Courier, monospace;
  --radius: 8px;
  --radius-sm: 5px;
}

@font-face {
  font-family: "Courier Prime";
  src:
    url("/static/fonts/courier-prime-regular.woff2") format("woff2"),
    url("/static/fonts/CourierPrime-Regular.ttf") format("truetype");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

html,
html[data-theme="light"] {
  color-scheme: light;
  --bg: #f3f3f3;
  --panel: #ffffff;
  --input-bg: #ffffff;
  --border: #d0d0d0;
  --border-subtle: #e4e4e4;
  --text: #1a1a1a;
  --text-muted: #5c5c5c;
  --header-bg: #141414;
  --header-text: #f5f5f5;
  --accent: #1a1a1a;
  --accent-hover: #000000;
  --accent-soft: #ececec;
  --on-accent: #ffffff;
  --ios-blue: #1a1a1a;
  --ios-segment-track: #e8e8e8;
  --ok: #2f8f5b;
  --ok-soft: #e8f6ee;
  --ok-border: #c7e8d4;
  --warn: #b7791f;
  --warn-soft: #f8efd8;
  --warn-border: #edd9a4;
  --error: #c0392b;
  --error-soft: #fdeceb;
  --error-border: #f0c2bd;
  --footer-bg: #ececec;
  --table-head: #eeeeee;
  --table-stripe: #f6f6f6;
  --btn-bg: #ffffff;
  --btn-hover: #ececec;
  --overlay: rgba(255, 255, 255, 0.72);
  --lock-overlay: rgba(247, 248, 250, 0.72);
  --bill-warning-fg: #7a1f1f;
  --shadow-panel: 0 1px 2px rgba(0, 0, 0, 0.06), 0 4px 14px rgba(0, 0, 0, 0.04);
}

html[data-theme="dark"] {
  color-scheme: dark;
  --bg: #1c1c1c;
  --panel: #2a2a2a;
  --input-bg: #242424;
  --border: #444444;
  --border-subtle: #383838;
  --text: #f2f2f2;
  --text-muted: #b0b0b0;
  --header-bg: #141414;
  --header-text: #f5f5f5;
  --accent: #f0f0f0;
  --accent-hover: #ffffff;
  --accent-soft: #333333;
  --on-accent: #111111;
  --ios-blue: #f0f0f0;
  --ios-segment-track: #2a2a2a;
  --ok: #6fd49a;
  --ok-soft: #1a3324;
  --ok-border: #1f4a32;
  --warn: #e0b056;
  --warn-soft: #3a2e14;
  --warn-border: #5a4314;
  --error: #e05c50;
  --error-soft: #3a1c1c;
  --error-border: #6a2a26;
  --footer-bg: #141414;
  --table-head: #222222;
  --table-stripe: #252525;
  --btn-bg: #323232;
  --btn-hover: #3a3a3a;
  --overlay: rgba(0, 0, 0, 0.72);
  --lock-overlay: rgba(0, 0, 0, 0.62);
  --bill-warning-fg: #f3c4c0;
  --shadow-panel: 0 1px 0 rgba(255, 255, 255, 0.04);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.4;
}

.app-shell {
  min-height: 100vh;
}

.app-main-column {
  min-width: 0;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

.app-header {
  background: var(--header-bg);
  color: var(--header-text);
  padding: 1rem 1.5rem;
  border-bottom: 1px solid var(--border);
}

.app-header h1 {
  margin: 0;
  font-size: 1.25rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 0.65rem;
  flex-wrap: wrap;
}

.brand-lockup {
  display: inline-flex;
  align-items: center;
  gap: 0.8rem;
  flex-wrap: wrap;
  min-width: 0;
}

.brand-mark {
  display: block;
  height: 2.85rem;
  width: auto;
  max-width: min(18rem, 62vw);
  object-fit: contain;
  object-position: left center;
}

.brand-product {
  display: inline-flex;
  align-items: center;
  font-family: var(--brand-mono);
  font-size: clamp(1.05rem, 2.2vw, 1.4rem);
  font-weight: 400;
  letter-spacing: 0.01em;
  line-height: 1;
  color: var(--header-text);
  background: #2a2a2a;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 999px;
  padding: 0.42rem 0.95rem 0.48rem;
}

.demo-badge:not([hidden]) {
  display: inline-block;
  padding: 0.2rem 0.55rem;
  background: #e67e22;
  color: #fff;
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  line-height: 1.2;
  border-radius: 3px;
  border: 1px solid rgba(255, 255, 255, 0.35);
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.25);
}

.access-panel {
  max-width: 28rem;
}

.access-intro {
  margin: 0 0 1rem;
  color: var(--text-muted);
}

.access-form {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.access-label {
  font-weight: 600;
}

.access-input {
  font: inherit;
  padding: 0.5rem 0.65rem;
  border: 1px solid var(--border);
  border-radius: 4px;
  background: var(--input-bg);
  color: var(--text);
}

.access-submit {
  align-self: flex-start;
}

.access-error {
  margin-top: 1rem;
}

.app-header h1 .demo-badge {
  font-size: 0.8rem;
}

.header-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem 1.5rem;
}

.lang-switch {
  display: flex;
  gap: 0.25rem;
  flex-shrink: 0;
}

.header-controls {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.65rem 1rem;
}

.lang-btn {
  padding: 0.3rem 0.65rem;
  border: 1px solid rgba(255, 255, 255, 0.35);
  border-radius: 3px;
  background: transparent;
  color: var(--header-text);
  font-size: 0.8rem;
  font-weight: 600;
  cursor: pointer;
}

.lang-btn:hover {
  background: rgba(255, 255, 255, 0.12);
}

.lang-btn.active {
  background: rgba(255, 255, 255, 0.22);
  border-color: rgba(255, 255, 255, 0.55);
}

.subtitle {
  margin: 0.25rem 0 0;
  font-size: 0.85rem;
  opacity: 0.85;
}

.inline-logout-form {
  display: flex;
  margin: 0;
  flex-shrink: 0;
}

.header-link-btn {
  margin: 0;
  padding: 0;
  border: none;
  background: none;
  color: inherit;
  font: inherit;
  font-size: 0.8rem;
  opacity: 0.65;
  text-decoration: underline;
  text-underline-offset: 2px;
  cursor: pointer;
}

.header-link-btn:hover:not(:disabled) {
  opacity: 1;
}

.header-link-btn:disabled {
  cursor: not-allowed;
  opacity: 0.4;
}

main {
  flex: 1;
  max-width: 1400px;
  width: 100%;
  margin: 0 auto;
  padding: var(--space-4) var(--space-5) var(--space-5);
}

.app-footer {
  margin-top: auto;
  padding: 0.85rem 1.5rem;
  background: var(--footer-bg);
  border-top: 1px solid var(--border);
  color: var(--text-muted);
  font-size: 0.8rem;
  text-align: center;
}

.app-footer p {
  margin: 0;
}

.panel {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-panel);
  padding: 0.9rem 1.15rem;
  margin-bottom: var(--space-4);
}

.panel h2 {
  margin: 0 0 0.75rem;
  font-size: 0.95rem;
  font-weight: 650;
  color: var(--text);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.panel-summary {
  border-color: var(--border);
  background: var(--panel);
  flex: 1 1 auto;
  min-height: 0;
  margin-bottom: 0;
  display: flex;
  flex-direction: column;
}

.workspace-row {
  display: grid;
  grid-template-columns: minmax(0, 1.45fr) minmax(16rem, 0.9fr);
  gap: var(--space-4);
  align-items: stretch;
  margin-bottom: var(--space-4);
}

.workspace-row > .panel {
  margin-bottom: 0;
}

.workspace-aside {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  min-width: 0;
  min-height: 0;
  align-self: stretch;
}

.workspace-aside > .panel {
  margin-bottom: 0;
}

.panel-controls {
  flex: 0 0 auto;
}

.panel-target {
  display: flex;
  flex-direction: column;
  align-self: stretch;
  height: 100%;
  box-sizing: border-box;
}

.form-row-inline {
  margin-bottom: 0.65rem;
}

.button-row-run {
  display: flex;
  gap: 0.5rem;
  margin-top: 0.85rem;
}

.btn-run,
.btn-new-run {
  min-height: 2.5rem;
  font-size: 0.95rem;
  letter-spacing: 0.01em;
}

.btn-run {
  flex: 1 1 auto;
}

.btn-new-run {
  flex: 0 0 auto;
  white-space: nowrap;
}

@media (max-width: 920px) {
  .workspace-row {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 720px) {
  main {
    padding: var(--space-3);
  }
}

.form-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.5rem;
  align-items: center;
  margin-bottom: 1rem;
}

.form-row label {
  font-size: 0.85rem;
  font-weight: 500;
}

.form-row input[type="number"],
.form-row input[type="text"] {
  padding: 0.35rem 0.5rem;
  border: 1px solid var(--border);
  border-radius: 3px;
  font-family: var(--mono);
  font-size: 0.9rem;
  background: var(--input-bg);
  color: var(--text);
}

.path-input {
  min-width: 220px;
}

.path-field {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.secondary-disclosure {
  gap: 0.35rem;
  min-width: 12rem;
}

.secondary-disclosure-toggle {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  padding: 0;
  border: none;
  background: transparent;
  color: var(--text-muted);
  font: inherit;
  font-size: 0.85rem;
  font-weight: 500;
  cursor: pointer;
  text-align: left;
}

.secondary-disclosure-toggle:hover {
  color: var(--text);
}

.secondary-disclosure-icon {
  width: 0.95rem;
  height: 0.95rem;
  flex-shrink: 0;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
  transition: transform 0.15s ease;
}

.secondary-disclosure.is-collapsed .secondary-disclosure-icon {
  transform: rotate(-90deg);
}

.secondary-disclosure-body[hidden] {
  display: none !important;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.path-input-row {
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

.path-input-row .path-input {
  flex: 1;
  min-width: 0;
}

.path-input-actions {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  flex-shrink: 0;
}

.browse-btn {
  flex-shrink: 0;
  padding: 0.35rem 0.65rem;
  font-size: 0.85rem;
}

.icon-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2rem;
  height: 2rem;
  padding: 0;
  min-width: 2rem;
  line-height: 0;
  vertical-align: middle;
  color: var(--text-muted);
}

.btn.icon-btn,
.file-label.icon-btn {
  display: inline-flex;
  padding: 0;
}

.icon-btn .icon,
.info-tip .icon {
  display: block;
  width: 1rem;
  height: 1rem;
  flex-shrink: 0;
}

.icon-btn .icon path,
.icon-btn .icon circle,
.icon-btn .icon line,
.icon-btn .icon polyline,
.info-tip .icon path,
.info-tip .icon circle,
.info-tip .icon line,
.info-tip .icon polyline {
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
  vector-effect: non-scaling-stroke;
}

.icon-btn:hover:not(:disabled):not(.is-disabled) {
  color: var(--accent);
}

.icon-btn.is-disabled {
  opacity: 0.55;
  cursor: not-allowed;
  pointer-events: none;
}

.toggle-btn.active {
  background: var(--accent);
  color: var(--on-accent);
  border-color: var(--accent);
}

.market-menu-toggle-field {
  justify-content: flex-end;
  align-self: flex-end;
}

.market-menu-fields {
  margin-top: 0.25rem;
}

.market-menu-fields[hidden] {
  display: none !important;
}

.short-input {
  width: 5rem;
  background: var(--input-bg);
  color: var(--text);
  border: 1px solid var(--border);
}

.checkbox-label {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.9rem;
  cursor: pointer;
}

.planner-options {
  margin-bottom: 0.75rem;
}

.subsection-title {
  margin: 0.35rem 0 0.65rem;
  font-size: 0.9rem;
  font-weight: 650;
  color: var(--text);
}

.planner-options-stack {
  display: flex;
  flex-direction: column;
  align-items: stretch;
  gap: 0.45rem;
  margin-bottom: 0;
}

.planner-options-stack label {
  font-size: 0.85rem;
  font-weight: 500;
}

.planner-options-stack .short-input {
  width: 100%;
  max-width: none;
}

.option-label-row {
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

.option-label-row > label {
  margin: 0;
}

.path-field > .option-label-row {
  min-height: 1.25rem;
}

.secondary-disclosure > .option-label-row {
  width: 100%;
}

.info-tip {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.5rem;
  height: 1.5rem;
  padding: 0;
  border: 1px solid transparent;
  border-radius: 4px;
  background: transparent;
  color: var(--text-muted);
  line-height: 0;
  cursor: help;
  flex-shrink: 0;
  transition: color 0.12s ease, background 0.12s ease, border-color 0.12s ease;
}

.info-tip:hover,
.info-tip:focus-visible {
  color: var(--accent);
  background: var(--accent-soft);
  border-color: var(--border);
  outline: none;
}

.info-tip.is-empty {
  opacity: 0.35;
  cursor: default;
}

.info-tip.is-empty:hover,
.info-tip.is-empty:focus-visible {
  color: var(--text-muted);
  background: transparent;
  border-color: transparent;
}

/* Custom tooltip — native title is delayed/unreliable (esp. Firefox). */
.info-tip[data-tooltip]:not(.is-empty):hover::after,
.info-tip[data-tooltip]:not(.is-empty):focus-visible::after {
  content: attr(data-tooltip);
  position: absolute;
  right: calc(100% + 0.45rem);
  top: 50%;
  transform: translateY(-50%);
  z-index: 40;
  width: max-content;
  max-width: 15rem;
  padding: 0.45rem 0.6rem;
  border: 1px solid #111;
  border-radius: 4px;
  background: #000;
  color: #f5f5f5;
  font-size: 0.75rem;
  font-weight: 400;
  line-height: 1.35;
  white-space: normal;
  text-align: left;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.18);
  pointer-events: none;
}

@media (max-width: 720px) {
  .info-tip[data-tooltip]:not(.is-empty):hover::after,
  .info-tip[data-tooltip]:not(.is-empty):focus-visible::after {
    right: 0;
    top: calc(100% + 0.35rem);
    transform: none;
  }
}


.sheet-table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  font-size: 0.82rem;
}

.sheet-table th,
.sheet-table td {
  border-bottom: 1px solid var(--border-subtle);
  border-right: 1px solid var(--border-subtle);
  padding: 0.3rem 0.45rem;
  text-align: right;
  font-variant-numeric: tabular-nums;
}

.sheet-table th:first-child,
.sheet-table td:first-child,
.sheet-table th:nth-child(4),
.sheet-table td:nth-child(4) {
  text-align: left;
}

.sheet-table thead th {
  position: sticky;
  top: 0;
  z-index: 2;
  background: var(--table-head);
  font-weight: 650;
  white-space: nowrap;
  border-bottom: 1px solid var(--border);
  color: var(--text);
  vertical-align: bottom;
}

.charge-table .th-unit {
  display: block;
  margin-top: 0.12rem;
  font-size: 0.68rem;
  font-weight: 500;
  color: var(--text-muted);
  letter-spacing: 0.01em;
}

.sheet-table tbody tr:nth-child(even) {
  background: var(--table-stripe);
}

.sheet-table tfoot td {
  background: var(--table-head);
  font-weight: 650;
  border-top: 1px solid var(--border);
  position: sticky;
  bottom: 0;
  z-index: 1;
}

.target-table input {
  width: 100%;
  max-width: 120px;
  padding: 0.3rem 0.4rem;
  border: 1px solid var(--border);
  border-radius: 3px;
  font-family: var(--mono);
  font-size: 0.85rem;
  text-align: right;
  background: var(--input-bg);
  color: var(--text);
}

.target-table td:first-child {
  font-weight: 600;
  width: 4rem;
}

.button-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 1rem;
}

.btn {
  padding: 0.45rem 0.95rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 0.88rem;
  cursor: pointer;
  background: var(--btn-bg);
  color: var(--text);
}

.btn.primary {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--on-accent);
  font-weight: 650;
}

.btn.primary:hover:not(:disabled) {
  background: var(--accent-hover);
  border-color: var(--accent-hover);
}

.btn.secondary:hover:not(:disabled) {
  background: var(--btn-hover);
}

.btn-primary {
  /* access.html legacy alias */
  padding: 0.45rem 0.95rem;
  border: 1px solid var(--accent);
  border-radius: var(--radius);
  font-size: 0.88rem;
  cursor: pointer;
  background: var(--accent);
  color: var(--on-accent);
  font-weight: 650;
}

.btn:disabled {
  opacity: 0.55;
  cursor: not-allowed;
}

.file-label {
  display: inline-block;
}

.target-json-name {
  margin: 0.35rem 0 0;
  font-size: 0.85rem;
  color: var(--text-muted);
}

.error-msg {
  color: var(--error);
  font-size: 0.9rem;
  margin: 0.75rem 0 0;
}

.summary-grid {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  font-size: 0.9rem;
}

.summary-status-hero {
  margin: 0 0 0.55rem;
  font-size: 1.65rem;
  font-weight: 750;
  line-height: 1.1;
  letter-spacing: 0.01em;
}

.summary-status-hero.status-ok { color: var(--ok); }
.summary-status-hero.status-partial { color: var(--warn); }
.summary-status-hero.status-infeasible { color: var(--error); }

.summary-row {
  display: grid;
  grid-template-columns: minmax(6.5rem, 8.5rem) 1fr;
  gap: 0.35rem 0.75rem;
  align-items: baseline;
}

.summary-row-divider {
  margin-top: 0.35rem;
  padding-top: 0.5rem;
  border-top: 1px solid var(--border);
}

.summary-grid dt,
.summary-row dt {
  font-weight: 600;
  color: var(--text-muted);
  margin: 0;
  font-size: 0.84rem;
}

.summary-grid dd,
.summary-row dd {
  margin: 0;
  font-family: var(--mono);
  font-variant-numeric: tabular-nums;
  font-size: 0.9rem;
  color: var(--text);
}

.summary-row-message dd {
  font-family: var(--font);
  font-size: 0.82rem;
  line-height: 1.35;
  color: var(--text-muted);
}

.status-pill {
  display: inline-flex;
  align-items: center;
  padding: 0.15rem 0.55rem;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: lowercase;
  border: 1px solid transparent;
}

.status-pill.status-ok {
  color: var(--ok);
  background: var(--ok-soft);
  border-color: var(--ok-border);
}

.status-pill.status-partial {
  color: var(--warn);
  background: var(--warn-soft);
  border-color: var(--warn-border);
}

.status-pill.status-infeasible {
  color: var(--error);
  background: var(--error-soft);
  border-color: var(--error-border);
}

.table-scroll {
  overflow: auto;
  max-height: min(28rem, 60vh);
}

.charge-table td.num {
  font-family: var(--mono);
  font-variant-numeric: tabular-nums;
}

.charge-lock-shell {
  position: relative;
  min-height: 14rem;
}

.charge-lock-shell.is-locked .charge-table-scroll {
  min-height: 14rem;
}

.charge-lock-shell.is-locked #charge-body {
  filter: none;
  opacity: 0.55;
}

.charge-lock-overlay {
  position: absolute;
  inset: 0 0 2.6rem 0;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-4);
  background: var(--lock-overlay);
  border: 1px solid transparent;
  z-index: 3;
}

.charge-lock-overlay[hidden] {
  display: none !important;
}

.charge-lock-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-3);
  max-width: 26rem;
  padding: var(--space-4) var(--space-5);
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.45);
  text-align: center;
}

.charge-lock-icon {
  width: 1.35rem;
  height: 1.35rem;
  color: var(--text-muted);
  stroke: currentColor;
  stroke-width: 1.75;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.charge-lock-icon rect,
.charge-lock-icon path {
  fill: none;
}

.charge-lock-message {
  margin: 0;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text);
}

.charge-unlock-hint {
  margin: 0;
  font-size: 0.8rem;
  color: var(--text-muted);
  line-height: 1.35;
}

.charge-unlock-step {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-3);
  width: 100%;
}

.charge-unlock-step[hidden] {
  display: none !important;
}

.charge-unlock-bill-warning {
  margin: 0;
  padding: 0.65rem 0.75rem;
  font-size: 0.95rem;
  font-weight: 700;
  line-height: 1.35;
  color: var(--bill-warning-fg);
  background: var(--error-soft);
  border: 1px solid var(--error-border);
  border-radius: var(--radius);
  text-align: center;
}

.charge-unlock-bill-sub {
  margin: 0;
  font-size: 0.82rem;
  line-height: 1.4;
  color: var(--text);
}

.charge-unlock-pin-label {
  display: flex;
  flex-direction: column;
  align-items: stretch;
  gap: 0.35rem;
  width: 100%;
  max-width: 12rem;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text);
  text-align: left;
}

.charge-unlock-pin-input {
  width: 100%;
  box-sizing: border-box;
  padding: 0.45rem 0.55rem;
  font-size: 1.05rem;
  letter-spacing: 0.12em;
  text-align: center;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--panel);
  color: var(--text);
}

.charge-unlock-pin-input:focus {
  outline: 2px solid var(--accent);
  outline-offset: 1px;
}

.charge-unlock-confirm-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  justify-content: center;
  width: 100%;
}

.recipe-tabs {
  display: flex;
  gap: 0.25rem;
  margin-bottom: 0.75rem;
}

.recipe-tab {
  padding: 0.35rem 0.75rem;
  border: 1px solid var(--border);
  background: var(--input-bg);
  color: var(--text);
  border-radius: 3px 3px 0 0;
  cursor: pointer;
  font-size: 0.85rem;
}

.recipe-tab.active {
  background: var(--panel);
  border-bottom-color: var(--panel);
  font-weight: 600;
  color: var(--text);
}

.panel-collapsible.is-collapsed {
  padding-top: 0.5rem;
  padding-bottom: 0.5rem;
}

.panel-collapsible-header {
  margin: 0 0 0.75rem;
}

.panel-collapsible.is-collapsed .panel-collapsible-header {
  margin-bottom: 0;
}

.panel-toggle {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  border: none;
  background: transparent;
  padding: 0;
  margin: 0;
  font: inherit;
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-muted);
  cursor: pointer;
  line-height: 1.3;
}

.panel-toggle:hover {
  color: var(--accent);
}

.panel-toggle-icon {
  width: 1rem;
  height: 1rem;
  flex-shrink: 0;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
  fill: none;
  transition: transform 0.2s ease;
}

.panel-collapsible.is-collapsed .panel-toggle-icon {
  transform: rotate(-90deg);
}

.panel-collapsible-body[hidden] {
  display: none !important;
}

.planner-mode-switch {
  display: flex;
  flex-wrap: wrap;
  gap: 0;
  margin: 0;
  padding: 0;
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--border);
}

.planner-mode-btn {
  flex: 1 1 auto;
  min-width: 0;
  padding: 0.45rem 0.65rem 0.55rem;
  border: none;
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
  border-radius: 0;
  background: transparent;
  color: var(--text-muted);
  font-size: 0.85rem;
  font-weight: 600;
  font-family: var(--font);
  cursor: pointer;
  transition: color 0.15s ease, border-color 0.15s ease;
  text-align: center;
}

.planner-mode-btn:hover:not(.active) {
  color: var(--text);
}

.planner-mode-btn.active {
  background: transparent;
  color: var(--accent);
  border-bottom-color: var(--accent);
}

.loading-overlay {
  display: flex;
  position: fixed;
  inset: 0;
  background: var(--overlay);
  align-items: center;
  justify-content: center;
  z-index: 100;
}

.loading-overlay-panel {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
  padding: 1.5rem 2rem;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 8px;
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.08);
}

.loading-overlay-status {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 1rem;
}

.loading-abort-btn {
  min-width: 10rem;
}

.loading-overlay[hidden] {
  display: none !important;
}

.spinner {
  width: 1.25rem;
  height: 1.25rem;
  border: 3px solid var(--border);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

.status-ok { color: var(--ok); }
.status-partial { color: var(--warn); }
.status-infeasible { color: var(--error); }

input:focus-visible,
button:focus-visible,
.lang-btn:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.blend-source {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin: 0 0 0.5rem;
}

.blend-summary {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.5rem;
  margin-bottom: 0.75rem;
  font-size: 0.9rem;
  font-family: var(--mono);
}

.blend-summary .label {
  font-family: var(--font);
  font-weight: 600;
  color: var(--text-muted);
}


.comparison-savings {
  color: var(--ok);
  font-weight: 600;
}

.comparison-costlier {
  color: var(--error);
  font-weight: 600;
}

.usage-month-summary {
  display: flex;
  flex-wrap: wrap;
  gap: 1.25rem 2.5rem;
  margin: 0.75rem 0 1.25rem;
}

.usage-stat {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.usage-label {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.usage-count {
  font-family: var(--mono);
  font-size: 1.75rem;
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.02em;
}

.usage-invoice-total {
  font-family: var(--mono);
  font-size: 1.35rem;
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.02em;
}

.usage-price-line {
  margin: 0 0 0.85rem;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text);
}

.usage-recent-title {
  margin: 0 0 0.5rem;
  font-size: 1rem;
  font-weight: 600;
}

#usage-table td {
  font-variant-numeric: tabular-nums;
}

#usage-table td:last-child {
  font-family: var(--mono);
  font-size: 0.8rem;
  color: var(--text-muted);
}

.run-id-link {
  display: inline;
  padding: 0;
  border: none;
  background: none;
  font: inherit;
  font-family: var(--mono);
  font-size: inherit;
  color: var(--accent);
  text-decoration: underline;
  text-underline-offset: 0.12em;
  cursor: pointer;
  pointer-events: auto;
}

.run-id-link:hover {
  color: var(--accent-hover);
}

.panel-heading {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem 1rem;
  margin: 0 0 0.75rem;
}

.panel-heading h2 {
  margin: 0;
}

.charge-list-title-block {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.15rem;
  min-width: 0;
}

.charge-run-id {
  margin: 0;
  font-family: var(--mono);
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.01em;
  color: var(--text-muted);
  opacity: 0.85;
}

.charge-list-heading .btn {
  flex: 0 0 auto;
}

.charge-print-meta {
  display: none;
  margin: 0 0 0.75rem;
  font-size: 0.85rem;
  color: var(--text-muted);
}

@media print {
  @page {
    size: landscape;
    margin: 10mm;
  }

  html {
    color-scheme: light;
  }

  body {
    background: #fff;
    color: #000;
  }

  .no-print,
  .charge-lock-overlay,
  #planner-loading-overlay {
    display: none !important;
  }

  main {
    max-width: none;
    padding: 0;
    margin: 0;
  }

  .app-shell,
  .app-main-column {
    min-height: 0;
    display: block;
  }

  #results-panel {
    display: block !important;
    margin: 0;
    padding: 0;
    border: none;
    box-shadow: none;
    background: #fff;
  }

  .panel-heading {
    margin-bottom: 0.35rem;
  }

  .charge-run-id {
    display: none !important;
  }

  .charge-print-meta.is-ready {
    display: block !important;
    color: #333;
    margin-bottom: 0.5rem;
    font-family: var(--mono);
    font-size: 8.5pt;
  }

  .charge-lock-shell,
  .charge-table-scroll,
  .table-scroll {
    overflow: visible !important;
    max-height: none !important;
    min-height: 0 !important;
  }

  .charge-lock-shell.is-locked #charge-body {
    opacity: 1;
  }

  .sheet-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 8pt;
  }

  .sheet-table th,
  .sheet-table td {
    padding: 0.2rem 0.3rem;
    border: 1px solid #bbb;
  }

  .sheet-table thead th,
  .sheet-table tfoot td,
  .sheet-table tbody tr:nth-child(even) {
    background: #fff;
    color: #000;
  }

  .sheet-table thead {
    display: table-header-group;
  }

  .sheet-table tfoot {
    display: table-footer-group;
  }

  .sheet-table tr {
    break-inside: avoid;
  }
}