:root {
  color-scheme: light;
  --bg: #f4f7f6;
  --panel: #ffffff;
  --panel-strong: #eef5f1;
  --line: #d6dfdb;
  --line-strong: #b9c7c1;
  --text: #17211d;
  --muted: #66746e;
  --soft-text: #83908a;
  --primary: #137a5b;
  --primary-dark: #0f6048;
  --primary-soft: #dff4ec;
  --accent: #f3b43f;
  --danger: #bf3d3d;
  --danger-soft: #fdeaea;
  --warning-soft: #fff5d9;
  --shadow: 0 16px 44px rgba(25, 38, 32, 0.12);
  --radius: 8px;
}

* {
  box-sizing: border-box;
}

html,
body {
  min-height: 100%;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
    sans-serif;
}

button,
input,
select {
  font: inherit;
}

button {
  cursor: pointer;
}

button:disabled,
input:disabled {
  cursor: not-allowed;
  opacity: 0.56;
}

.app-shell {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.topbar {
  min-height: 70px;
  padding: 12px 18px;
  border-bottom: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.94);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(12px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: inherit;
  text-decoration: none;
  min-width: 0;
}

.brand-mark {
  width: 42px;
  height: 42px;
  border-radius: var(--radius);
  background: var(--primary);
  color: #fff;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
}

.brand strong,
.brand small {
  display: block;
}

.brand small {
  color: var(--muted);
  font-size: 0.8rem;
  margin-top: 1px;
}

.topbar-actions {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 10px;
}

.plan-status {
  border: 1px solid var(--line);
  background: #fff;
  color: var(--muted);
  border-radius: 999px;
  padding: 8px 12px;
  font-size: 0.9rem;
  white-space: nowrap;
}

.plan-status.pro-active {
  border-color: #9ad9bf;
  background: var(--primary-soft);
  color: var(--primary-dark);
  font-weight: 700;
}

.planner-layout {
  flex: 1;
  display: grid;
  grid-template-columns: minmax(290px, 340px) minmax(440px, 1fr) minmax(290px, 350px);
  gap: 14px;
  padding: 14px;
  min-height: calc(100vh - 70px);
}

.tool-panel,
.info-panel {
  display: flex;
  flex-direction: column;
  gap: 14px;
  min-width: 0;
}

.scene-panel,
.panel-block {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.panel-block {
  padding: 16px;
}

.scene-panel {
  align-self: start;
  min-width: 0;
  min-height: 620px;
  height: calc(100vh - 98px);
  max-height: 900px;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  box-shadow: var(--shadow);
  position: sticky;
  top: 84px;
}

.scene-toolbar {
  padding: 14px 16px;
  border-bottom: 1px solid var(--line);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.scene-actions,
.button-row {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.canvas-mount {
  flex: 1;
  min-height: 480px;
  position: relative;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.2), rgba(19, 122, 91, 0.08)),
    #eef4f2;
}

.canvas-mount canvas {
  display: block;
  width: 100%;
  height: 100%;
  touch-action: none;
}

.scene-footer {
  padding: 10px 14px;
  border-top: 1px solid var(--line);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  color: var(--muted);
  font-size: 0.88rem;
  flex-wrap: wrap;
}

.footer-toggle {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  color: var(--text);
  font-weight: 800;
}

.footer-toggle input {
  width: 16px;
  min-height: 16px;
  margin: 0;
}

.block-heading {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 14px;
}

.block-heading.compact {
  align-items: center;
}

.eyebrow {
  margin: 0 0 3px;
  color: var(--primary);
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  margin-bottom: 0;
  font-size: 1.5rem;
  line-height: 1.15;
}

h2 {
  margin-bottom: 0;
  font-size: 1rem;
  line-height: 1.2;
}

h3 {
  margin-bottom: 8px;
}

label {
  display: block;
  margin: 12px 0 6px;
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 700;
}

input,
select {
  width: 100%;
  min-height: 40px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  background: #fff;
  color: var(--text);
  padding: 9px 10px;
  outline: none;
}

input:focus,
select:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(19, 122, 91, 0.16);
}

input[type="color"] {
  padding: 4px;
}

.checkbox-field {
  display: flex;
  align-items: end;
}

.checkbox-label {
  min-height: 40px;
  width: 100%;
  margin: 12px 0 0;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  padding: 9px 10px;
  color: var(--text);
  background: #fff;
  display: flex;
  align-items: center;
  gap: 8px;
}

.checkbox-label input {
  width: 18px;
  min-height: 18px;
  margin: 0;
}

.truck-dimensions,
.pallet-fields,
.inspector-grid,
.metric-grid {
  display: grid;
  gap: 10px;
}

.truck-dimensions {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.pallet-fields {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.inspector-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.feature-badge {
  border-radius: 999px;
  padding: 5px 9px;
  font-size: 0.72rem;
  font-weight: 800;
  white-space: nowrap;
}

.feature-badge.free {
  background: var(--primary-soft);
  color: var(--primary-dark);
}

.feature-badge.pro {
  background: #fff0cd;
  color: #7b570b;
}

.primary-button,
.ghost-button,
.danger-button,
.text-button,
.nudge-grid button {
  border-radius: var(--radius);
  min-height: 40px;
  border: 1px solid transparent;
  padding: 9px 12px;
  font-weight: 800;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
}

.primary-button {
  background: var(--primary);
  border-color: var(--primary);
  color: #fff;
}

.primary-button:hover {
  background: var(--primary-dark);
}

.ghost-button,
.nudge-grid button {
  background: #fff;
  border-color: var(--line-strong);
  color: var(--text);
}

.link-button {
  text-decoration: none;
}

.ghost-button:hover,
.nudge-grid button:hover {
  border-color: var(--primary);
  color: var(--primary-dark);
}

.danger-button {
  background: #fff;
  border-color: #edb7b7;
  color: var(--danger);
}

.danger-button:hover {
  background: var(--danger-soft);
}

.text-button {
  border: 0;
  background: transparent;
  color: var(--primary-dark);
}

.full-width {
  width: 100%;
}

.premium-action span {
  border-radius: 999px;
  background: #fff0cd;
  color: #7b570b;
  padding: 2px 6px;
  font-size: 0.68rem;
}

.muted {
  color: var(--muted);
  font-size: 0.92rem;
  line-height: 1.45;
}

.nudge-grid {
  margin-top: 12px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
}

.nudge-grid button:first-child {
  grid-column: 2;
}

.nudge-grid button:last-child {
  grid-column: 2;
}

.metric-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.metric-grid div {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 12px;
  background: var(--panel-strong);
}

.metric-grid strong {
  display: block;
  font-size: 1.2rem;
  line-height: 1;
  margin-bottom: 6px;
}

.metric-grid span {
  color: var(--muted);
  font-size: 0.8rem;
  font-weight: 700;
}

.warning-list {
  margin-top: 12px;
  display: grid;
  gap: 8px;
}

.warning,
.ok-message {
  border-radius: var(--radius);
  padding: 10px 11px;
  font-size: 0.88rem;
  line-height: 1.35;
}

.warning {
  background: var(--warning-soft);
  border: 1px solid #f3d486;
  color: #75500a;
}

.warning.danger {
  background: var(--danger-soft);
  border-color: #f0b8b8;
  color: #8d2b2b;
}

.ok-message {
  background: var(--primary-soft);
  border: 1px solid #a8dac6;
  color: var(--primary-dark);
}

.pallet-list,
.saved-list {
  display: grid;
  gap: 8px;
}

.pallet-item,
.saved-item {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
  color: var(--text);
  padding: 10px;
  display: grid;
  grid-template-columns: 12px 1fr auto;
  align-items: center;
  gap: 10px;
  text-align: left;
}

.pallet-item:hover,
.pallet-item.selected,
.saved-item:hover {
  border-color: var(--primary);
}

.pallet-item.has-warning {
  border-color: #e4b654;
  background: #fffaf0;
}

.pallet-swatch {
  width: 12px;
  height: 32px;
  border-radius: 999px;
  border: 1px solid rgba(0, 0, 0, 0.12);
}

.item-title {
  display: block;
  font-weight: 800;
}

.item-meta {
  display: block;
  margin-top: 3px;
  color: var(--muted);
  font-size: 0.78rem;
}

.item-chip {
  border-radius: 999px;
  background: var(--panel-strong);
  color: var(--muted);
  padding: 4px 7px;
  font-size: 0.74rem;
  font-weight: 800;
  white-space: nowrap;
}

.saved-item {
  grid-template-columns: 1fr auto;
}

.pricing-cards {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin-bottom: 12px;
}

.pricing-card {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 12px;
  background: #fff;
}

.pricing-card.highlighted {
  border-color: #ddb661;
  background: #fff8e8;
}

.pricing-card strong {
  display: block;
  font-size: 1.15rem;
  margin-bottom: 8px;
}

.pricing-card p {
  margin-bottom: 0;
  color: var(--muted);
  font-size: 0.82rem;
  line-height: 1.4;
}

.pricing-block .text-button {
  margin-top: 6px;
}

.app-footer {
  padding: 16px 18px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  background: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  flex-wrap: wrap;
  font-size: 0.92rem;
}

.app-footer a {
  color: var(--primary-dark);
  font-weight: 800;
  text-decoration: none;
}

.app-footer a:hover {
  text-decoration: underline;
}

.auth-body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.auth-shell {
  width: min(1080px, calc(100% - 28px));
  margin: auto;
  padding: 46px 0;
  display: grid;
  grid-template-columns: minmax(300px, 460px) minmax(280px, 1fr);
  gap: 18px;
  align-items: stretch;
}

.auth-panel,
.auth-benefits {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
  box-shadow: var(--shadow);
}

.auth-panel {
  padding: 24px;
}

.auth-brand {
  margin-bottom: 28px;
}

.auth-copy h1 {
  margin-bottom: 12px;
  font-size: 2rem;
  line-height: 1.08;
}

.auth-copy p:not(.eyebrow),
.auth-note {
  color: var(--muted);
  line-height: 1.5;
}

.auth-form {
  margin-top: 22px;
}

.auth-actions {
  margin-top: 12px;
  display: grid;
  gap: 8px;
}

.auth-benefits {
  padding: 28px;
  background:
    linear-gradient(135deg, rgba(19, 122, 91, 0.1), rgba(243, 180, 63, 0.12)),
    #fff;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.auth-benefits h2 {
  font-size: 1.6rem;
  margin-bottom: 18px;
}

.auth-benefits ul {
  margin: 0;
  padding-left: 20px;
  color: var(--muted);
  line-height: 1.75;
}

.auth-footer {
  margin-top: auto;
}

.modal-backdrop {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: grid;
  place-items: center;
  padding: 20px;
  background: rgba(10, 17, 14, 0.46);
}

.modal-backdrop[hidden] {
  display: none;
}

.modal {
  width: min(520px, 100%);
  background: #fff;
  border-radius: var(--radius);
  padding: 22px;
  box-shadow: var(--shadow);
  position: relative;
}

.modal h2 {
  font-size: 1.35rem;
  margin-bottom: 10px;
}

.modal p:not(.eyebrow) {
  color: var(--muted);
  line-height: 1.5;
}

.modal-close {
  position: absolute;
  top: 10px;
  right: 10px;
  width: 34px;
  height: 34px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
  color: var(--muted);
  font-weight: 900;
}

.modal-actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-top: 16px;
}

@media (max-width: 1240px) {
  .planner-layout {
    grid-template-columns: minmax(280px, 320px) minmax(460px, 1fr);
  }

  .info-panel {
    grid-column: 1 / -1;
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 920px) {
  .topbar {
    position: static;
    align-items: flex-start;
    flex-direction: column;
  }

  .topbar-actions {
    width: 100%;
    justify-content: flex-start;
    flex-wrap: wrap;
  }

  .planner-layout {
    grid-template-columns: 1fr;
  }

  .scene-panel {
    position: static;
    height: auto;
    max-height: none;
    min-height: 560px;
  }

  .info-panel {
    grid-template-columns: 1fr;
  }

  .auth-shell {
    grid-template-columns: 1fr;
    margin: 0 auto;
  }
}

@media (max-width: 560px) {
  .planner-layout {
    padding: 10px;
  }

  .scene-toolbar,
  .scene-footer {
    align-items: flex-start;
    flex-direction: column;
  }

  .truck-dimensions,
  .pallet-fields,
  .pricing-cards,
  .metric-grid {
    grid-template-columns: 1fr;
  }

  .brand small,
  .plan-status {
    white-space: normal;
  }
}

@media print {
  .topbar,
  .tool-panel,
  .info-panel,
  .scene-actions,
  .scene-footer {
    display: none;
  }

  body {
    background: #fff;
  }

  .planner-layout {
    display: block;
    padding: 0;
  }

  .scene-panel {
    border: 0;
    box-shadow: none;
    min-height: 90vh;
  }
}