/* ShipmentMonitor PWA — mobile-first day theme (see docs/DESIGN_GUIDE.md) */

:root {
  color-scheme: light;
  -webkit-tap-highlight-color: transparent;

  --bg-app: #d0d5db;
  --bg-surface: #ffffff;
  --bg-card: #ffffff;
  --bg-elevated: #f7f8fa;
  --bg-subtle: #e4e7ec;

  --border: #bcc2ca;
  --border-subtle: #c7ccd3;

  --text-primary: #1f2937;
  --text-secondary: #4b5563;
  --text-label: #5f6772;
  --text-muted: #6b7280;

  --info: #3b82f6;
  --info-soft: #eff6ff;
  --info-text: #1d4ed8;
  --success: #22c55e;
  --success-soft: #f0fdf4;
  --success-text: #15803d;
  --warning: #f59e0b;
  --warning-soft: #fffbeb;
  --warning-text: #b45309;
  --danger: #ef4444;
  --danger-soft: #fef2f2;
  --danger-text: #b91c1c;

  --accent: var(--info);
  --accent-hover: #2563eb;
  --accent-soft: var(--info-soft);
  --hover-overlay: rgba(31, 41, 55, 0.05);

  --radius-sm: 10px;
  --radius-md: 14px;
  --radius-lg: 18px;
  --shadow-xs: 0 1px 2px rgba(31, 41, 55, 0.06);
  --shadow-sm: 0 1px 3px rgba(31, 41, 55, 0.08), 0 1px 2px rgba(31, 41, 55, 0.05);

  --nav-height: 4.5rem;
  --safe-bottom: env(safe-area-inset-bottom, 0px);
  --header-height: 3.25rem;
}

[data-theme="dark"] {
  color-scheme: dark;

  --bg-app: #0d1117;
  --bg-surface: #161b22;
  --bg-card: #21262d;
  --bg-elevated: #2b3038;
  --bg-subtle: #30363d;

  --border: #30363d;
  --border-subtle: #3d444d;

  --text-primary: #e6edf3;
  --text-secondary: #8b949e;
  --text-label: #8b949e;
  --text-muted: #6e7681;

  --info-soft: rgba(56, 139, 253, 0.15);
  --info-text: #58a6ff;
  --success-soft: rgba(34, 197, 94, 0.15);
  --success-text: #3fb950;
  --warning-soft: rgba(245, 158, 11, 0.15);
  --warning-text: #d29922;
  --danger-soft: rgba(239, 68, 68, 0.15);
  --danger-text: #f85149;

  --hover-overlay: rgba(255, 255, 255, 0.06);
  --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.3);
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.35);
}

@media (prefers-color-scheme: dark) {
  [data-theme="system"] {
    color-scheme: dark;
    --bg-app: #0d1117;
    --bg-surface: #161b22;
    --bg-card: #21262d;
    --bg-elevated: #2b3038;
    --bg-subtle: #30363d;
    --border: #30363d;
    --border-subtle: #3d444d;
    --text-primary: #e6edf3;
    --text-secondary: #8b949e;
    --text-label: #8b949e;
    --text-muted: #6e7681;
    --info-soft: rgba(56, 139, 253, 0.15);
    --info-text: #58a6ff;
    --success-soft: rgba(34, 197, 94, 0.15);
    --success-text: #3fb950;
    --warning-soft: rgba(245, 158, 11, 0.15);
    --warning-text: #d29922;
    --danger-soft: rgba(239, 68, 68, 0.15);
    --danger-text: #f85149;
    --hover-overlay: rgba(255, 255, 255, 0.06);
    --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.3);
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.35);
  }
}

* {
  box-sizing: border-box;
}

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

body {
  background: var(--bg-app);
  color: var(--text-primary);
  font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  -webkit-font-smoothing: antialiased;
}

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

.mobile-header {
  position: sticky;
  top: 0;
  z-index: 30;
  display: flex;
  align-items: center;
  gap: 12px;
  min-height: var(--header-height);
  padding: 8px 16px;
  border-bottom: 1px solid var(--border);
  background: color-mix(in srgb, var(--bg-surface) 95%, transparent);
  backdrop-filter: blur(12px);
}

.logo-mark {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  background: var(--accent);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.85rem;
  box-shadow: var(--shadow-xs);
  flex-shrink: 0;
}

.header-titles {
  min-width: 0;
  flex: 1;
}

.header-titles h1 {
  margin: 0;
  font-size: 0.9375rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.header-titles p {
  margin: 0;
  font-size: 0.75rem;
  color: var(--text-secondary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.app-main {
  flex: 1;
  width: 100%;
  max-width: 640px;
  margin: 0 auto;
  padding: 16px 16px calc(var(--nav-height) + var(--safe-bottom) + 16px);
}

.app-main.detail-mode {
  padding-bottom: calc(var(--safe-bottom) + 24px);
}

.detail-stack {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.detail-card {
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  background: var(--bg-card);
  box-shadow: var(--shadow-xs);
  padding: 16px;
}

.detail-summary-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 12px;
}

.detail-tracking {
  margin: 0;
  font-size: 1.0625rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--text-primary);
  word-break: break-all;
}

.detail-description {
  margin: 0 0 12px;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-secondary);
  line-height: 1.45;
}

.detail-meta-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px 16px;
  margin: 0;
}

.detail-meta-grid div {
  min-width: 0;
}

.detail-meta-grid dt {
  margin: 0 0 2px;
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-label);
}

.detail-meta-grid dd {
  margin: 0;
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--text-primary);
  line-height: 1.35;
}

.detail-actions-card {
  padding: 12px;
}

.detail-actions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin: 0;
}

.detail-actions button {
  width: 100%;
}

.detail-section {
  margin: 0;
}

.detail-empty {
  margin: 0;
  padding: 8px 4px;
  font-size: 0.875rem;
  color: var(--text-secondary);
  text-align: center;
}

.milestone-track {
  list-style: none;
  margin: 0;
  padding: 0;
}

.milestone-step {
  position: relative;
  display: flex;
  gap: 12px;
  padding-bottom: 18px;
}

.milestone-step:last-child {
  padding-bottom: 0;
}

.milestone-line {
  position: absolute;
  left: 8px;
  top: 20px;
  width: 2px;
  height: calc(100% - 8px);
  border-radius: 999px;
  background: var(--border-subtle);
}

.milestone-step.reached .milestone-line,
.milestone-step.current .milestone-line {
  background: var(--success);
}

.milestone-dot {
  position: relative;
  z-index: 1;
  flex-shrink: 0;
  width: 18px;
  height: 18px;
  margin-top: 1px;
  border-radius: 50%;
  border: 2px solid var(--border);
  background: var(--bg-elevated);
}

.milestone-step.reached .milestone-dot {
  border-color: var(--success);
  background: var(--success);
}

.milestone-step.current .milestone-dot {
  border-color: var(--info);
  background: var(--info-soft);
  box-shadow: 0 0 0 3px var(--info-soft);
}

.milestone-copy {
  min-width: 0;
  padding-top: 1px;
}

.milestone-label {
  margin: 0;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--text-secondary);
  line-height: 1.35;
}

.milestone-step.reached .milestone-label,
.milestone-step.current .milestone-label {
  color: var(--text-primary);
}

.milestone-step.current .milestone-label {
  color: var(--info-text);
}

.milestone-time {
  margin: 2px 0 0;
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--text-muted);
}

.event-cards {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.event-card {
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  background: var(--bg-card);
  box-shadow: var(--shadow-xs);
  padding: 14px 16px;
}

.event-date {
  margin: 0 0 6px;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--text-label);
}

.event-description {
  margin: 0;
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--text-primary);
  line-height: 1.4;
}

.event-location {
  margin: 6px 0 0;
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--text-secondary);
}

.event-time {
  margin: 4px 0 0;
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--text-muted);
}

.detail-map-card {
  padding: 0;
  overflow: hidden;
}

.map-preview {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 120px;
  background: linear-gradient(180deg, var(--info-soft) 0%, var(--bg-elevated) 100%);
  border-bottom: 1px solid var(--border-subtle);
}

.map-preview-pin {
  font-size: 2rem;
  line-height: 1;
  opacity: 0.85;
}

.map-meta-grid {
  padding: 16px 16px 0;
}

.detail-map-card .module-note {
  padding: 0 16px 16px;
}

#view-detail .link-btn {
  margin-bottom: 14px;
}

.view {
  display: none !important;
}

.view.active {
  display: block !important;
  animation: page-enter 220ms cubic-bezier(0.22, 1, 0.36, 1);
}

@keyframes page-enter {
  from {
    opacity: 0;
    transform: translateY(6px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

html.overview-only #view-detail,
html.overview-only #view-add {
  display: none !important;
}

.operational-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
  margin-bottom: 12px;
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-subtle);
  background: var(--bg-card);
  box-shadow: var(--shadow-xs);
  font-size: 0.8125rem;
  color: var(--text-secondary);
}

.operational-strip strong {
  color: var(--text-primary);
}

.widget-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  grid-auto-rows: 1fr;
  gap: 10px;
  margin-bottom: 20px;
}

.dashboard-widget,
.widget-card {
  position: relative;
  display: flex;
  min-height: 116px;
  height: 100%;
  margin: 0;
  padding: 0;
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  background: var(--bg-card);
  box-shadow: var(--shadow-xs);
  cursor: pointer;
  overflow: hidden;
  transition: transform 180ms ease, box-shadow 180ms ease;
  -webkit-tap-highlight-color: transparent;
}

.widget-card:active {
  transform: scale(0.995);
}

.widget-card.active {
  border-color: var(--accent);
  box-shadow: 0 0 0 1px var(--accent);
}

.widget-accent {
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 4px;
}

.widget-accent-info {
  background: var(--info);
}

.widget-accent-success {
  background: var(--success);
}

.widget-accent-warning {
  background: var(--warning);
}

.widget-accent-danger {
  background: var(--danger);
}

.widget-inner {
  display: grid;
  grid-template-rows: minmax(2.5em, auto) 1fr;
  flex: 1;
  width: 100%;
  min-height: 116px;
  padding: 12px 12px 12px 16px;
  box-sizing: border-box;
}

.widget-label {
  display: flex;
  align-items: flex-start;
  justify-content: center;
  min-height: 2.5em;
  margin: 0;
  padding: 0 2px;
  font-size: 0.6875rem;
  font-weight: 700;
  line-height: 1.25;
  letter-spacing: 0.08em;
  text-align: center;
  text-transform: uppercase;
  color: var(--text-label);
}

.widget-value-wrap {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  width: 100%;
}

.widget-value {
  display: block;
  margin: 0;
  font-size: 1.75rem;
  font-weight: 600;
  line-height: 1;
  letter-spacing: -0.03em;
  font-variant-numeric: tabular-nums;
  text-align: center;
  color: var(--text-primary);
}

.section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  margin-bottom: 10px;
}

.section-header h2 {
  margin: 0;
  font-size: 0.8125rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-label);
}

.text-link {
  border: none;
  background: none;
  padding: 0;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--info-text);
  cursor: pointer;
}

.card-surface {
  overflow: hidden;
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  background: var(--bg-card);
  box-shadow: var(--shadow-xs);
}

.shipment-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.shipment-item {
  display: block;
  width: 100%;
  text-align: left;
  border: none;
  background: var(--bg-card);
  padding: 14px 16px;
  cursor: pointer;
  transition: background 150ms ease;
}

.card-surface .shipment-item + .shipment-item {
  border-top: 1px solid var(--border-subtle);
}

.shipment-item:active {
  background: var(--bg-elevated);
}

.shipment-item.selected {
  background: var(--accent-soft);
}

.row {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 10px;
}

.row strong {
  font-size: 0.9375rem;
  font-weight: 600;
}

.meta {
  margin-top: 4px;
  font-size: 0.8125rem;
  color: var(--text-secondary);
}

.badge {
  display: inline-flex;
  align-items: center;
  border-radius: 999px;
  padding: 3px 10px;
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  white-space: nowrap;
  flex-shrink: 0;
}

.badge-tone-neutral {
  background: #f3f4f6;
  color: var(--text-secondary);
}

.badge-tone-info {
  background: var(--info-soft);
  color: var(--info-text);
}

.badge-tone-success {
  background: var(--success-soft);
  color: var(--success-text);
}

.badge-tone-warning {
  background: var(--warning-soft);
  color: var(--warning-text);
}

.badge-tone-danger {
  background: var(--danger-soft);
  color: var(--danger-text);
}

.toolbar {
  display: flex;
  gap: 8px;
  margin-bottom: 12px;
}

input,
button,
select {
  font: inherit;
}

input,
select {
  min-height: 44px;
  width: 100%;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: var(--bg-surface);
  color: var(--text-primary);
  padding: 10px 14px;
}

input:focus,
select:focus {
  outline: none;
  border-color: var(--info);
  box-shadow: 0 0 0 3px var(--info-soft);
}

button {
  min-height: 44px;
  border: none;
  border-radius: var(--radius-sm);
  background: var(--accent);
  color: #fff;
  font-weight: 600;
  padding: 10px 16px;
  cursor: pointer;
}

button.secondary {
  background: var(--bg-surface);
  color: var(--text-primary);
  border: 1px solid var(--border);
}

button.danger {
  background: var(--danger-soft);
  color: var(--danger-text);
  border: 1px solid var(--danger-soft);
}

.link-btn {
  background: transparent;
  color: var(--info-text);
  padding: 0;
  min-height: auto;
  margin-bottom: 12px;
}

.filter-scroll-wrap {
  margin: 0 -16px 12px;
  overflow: hidden;
}

.filter-scroll {
  display: flex;
  align-items: stretch;
  gap: 8px;
  overflow-x: auto;
  overflow-y: hidden;
  overscroll-behavior-x: contain;
  scroll-behavior: smooth;
  scroll-snap-type: x proximity;
  scroll-padding-inline: 16px;
  -webkit-overflow-scrolling: touch;
  padding: 2px 16px 6px;
  -ms-overflow-style: none;
  scrollbar-width: none;
}

.filter-scroll::-webkit-scrollbar {
  display: none;
}

.filter-chip {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 16px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--bg-surface);
  color: var(--text-secondary);
  font-size: 0.8125rem;
  font-weight: 500;
  white-space: nowrap;
  scroll-snap-align: center;
}

.filter-chip.active {
  background: var(--text-primary);
  color: #fff;
  border-color: var(--text-primary);
}

.fab-add {
  position: fixed;
  right: 16px;
  bottom: calc(var(--nav-height) + var(--safe-bottom) + 16px);
  z-index: 25;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  box-shadow: var(--shadow-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0;
}

.fab-add svg {
  width: 24px;
  height: 24px;
}

.fab-add.hidden,
.bottom-nav.hidden {
  display: none;
}

.connection-error {
  margin: 0 16px 12px;
  padding: 12px 14px;
  border-radius: var(--radius-sm);
  background: var(--danger-soft);
  border: 1px solid var(--danger-soft);
  color: var(--danger-text);
  font-size: 0.875rem;
}

.sync-status {
  margin-top: 12px;
  font-size: 0.75rem;
  color: var(--text-muted);
  text-align: center;
}

.empty-state {
  padding: 32px 20px;
  text-align: center;
  border-radius: var(--radius-md);
  border: 1px dashed var(--border);
  background: var(--bg-subtle);
  color: var(--text-secondary);
  font-size: 0.875rem;
}

.placeholder-card {
  padding: 24px 20px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  background: var(--bg-card);
  box-shadow: var(--shadow-xs);
}

.placeholder-card h3 {
  margin: 0 0 8px;
  font-size: 1rem;
}

.placeholder-card p {
  margin: 0;
  color: var(--text-secondary);
  font-size: 0.875rem;
  line-height: 1.5;
}

.page-lead {
  margin: 0 0 16px;
  font-size: 0.875rem;
  line-height: 1.5;
  color: var(--text-secondary);
}

.info-banner {
  margin-bottom: 16px;
  padding: 12px 14px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--info-soft);
  background: var(--info-soft);
  color: var(--info-text);
  font-size: 0.8125rem;
  line-height: 1.45;
}

.module-stack {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 16px;
}

.module-empty,
.roadmap-card,
.mailbox-card {
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  background: var(--bg-card);
  box-shadow: var(--shadow-xs);
  padding: 16px;
}

.module-empty-title {
  margin: 0 0 6px;
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--text-primary);
}

.module-empty-text,
.module-note {
  margin: 0;
  font-size: 0.8125rem;
  line-height: 1.45;
  color: var(--text-secondary);
}

.action-stack {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 16px;
}

button.full-width {
  width: 100%;
}

button:disabled {
  opacity: 0.55;
  cursor: not-allowed;
}

.roadmap-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.roadmap-card h3 {
  margin: 0 0 8px;
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
}

.roadmap-card p {
  margin: 0 0 10px;
  font-size: 0.8125rem;
  line-height: 1.5;
  color: var(--text-secondary);
}

.roadmap-status {
  display: inline-flex;
  align-items: center;
  border-radius: 999px;
  padding: 4px 10px;
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  background: var(--bg-subtle);
  color: var(--text-muted);
}

.settings-list {
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  background: var(--bg-card);
  overflow: hidden;
  box-shadow: var(--shadow-xs);
}

.settings-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  width: 100%;
  padding: 14px 16px;
  border: none;
  background: transparent;
  text-align: left;
  color: var(--text-primary);
  min-height: 52px;
}

.settings-row + .settings-row {
  border-top: 1px solid var(--border-subtle);
}

.settings-row.is-static {
  cursor: default;
}

.settings-row span {
  font-size: 0.9375rem;
  font-weight: 600;
}

.settings-row small {
  display: block;
  margin-top: 2px;
  font-size: 0.8125rem;
  font-weight: 400;
  color: var(--text-secondary);
}

.hidden {
  display: none !important;
}

.bottom-nav {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 30;
  border-top: 1px solid var(--border);
  background: color-mix(in srgb, var(--bg-surface) 95%, transparent);
  backdrop-filter: blur(12px);
  padding-bottom: var(--safe-bottom);
}

.bottom-nav ul {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  list-style: none;
  margin: 0;
  padding: 4px 4px 0;
  max-width: 640px;
  margin-inline: auto;
}

.nav-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2px;
  min-height: 3.25rem;
  padding: 6px 4px;
  border: none;
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--text-secondary);
  font-size: 0.625rem;
  font-weight: 600;
}

.nav-btn svg {
  width: 22px;
  height: 22px;
}

.nav-btn.active {
  color: var(--accent);
  background: var(--accent-soft);
}

.add-form label {
  display: block;
  margin-bottom: 14px;
}

.add-form label > span {
  display: block;
  margin-bottom: 6px;
  font-size: 0.8125rem;
  font-weight: 600;
}

.error {
  color: var(--danger-text);
  font-size: 0.875rem;
}