/**
 * Carrier Tools — Modern Freight Software Calculator & Decision Engine
 *
 * Professional, financial-first, responsive, accessible.
 * Structured into 4 operational phases: Profile, Load Details, Costs, Results.
 */

.apr-calc-wrapper {
  background: #FFFFFF;
  border: 1px solid var(--apr-border);
  border-radius: var(--apr-radius-lg);
  box-shadow: var(--apr-shadow-md);
  margin-bottom: 3rem;
  overflow: hidden;
}

/* Header & Status Bar */
.apr-calc-topbar {
  background: #FFFFFF;
  border-bottom: 1px solid var(--apr-border);
  padding: 1rem 1.75rem;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.apr-calc-title-area {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  flex-wrap: wrap;
}

.apr-calc-status-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background: #F0FDF4;
  color: #166534;
  border: 1px solid #BBF7D0;
  font-size: 0.72rem;
  font-weight: 700;
  padding: 0.25rem 0.65rem;
  border-radius: var(--apr-radius-full);
  white-space: nowrap;
}

.apr-calc-chips-wrap {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.apr-calc-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  background: var(--apr-bg-warm);
  border: 1px solid var(--apr-border);
  padding: 0.25rem 0.65rem;
  border-radius: 6px;
  font-size: 0.75rem;
  color: var(--apr-text-body);
  font-weight: 600;
}

.apr-calc-chip .apr-chip-label {
  color: var(--apr-text-muted);
  font-weight: 600;
}

.apr-calc-chip .apr-chip-val {
  color: var(--apr-text-main);
  font-weight: 700;
}

.apr-calc-actions-top {
  display: flex;
  gap: 0.5rem;
  align-items: center;
}

/* Mode Switcher Tabs */
.apr-calc-tabs {
  display: flex;
  border-bottom: 1px solid var(--apr-border);
  background: var(--apr-bg-warm);
  padding: 0 1.75rem;
}

.apr-calc-tab {
  padding: 0.95rem 1.4rem;
  font-size: var(--apr-text-sm);
  font-weight: 700;
  color: var(--apr-text-muted);
  border: none;
  background: none;
  cursor: pointer;
  border-bottom: 2px solid transparent;
  transition: all var(--apr-transition-fast);
}

.apr-calc-tab:hover {
  color: var(--apr-primary);
}

.apr-calc-tab.is-active {
  color: var(--apr-accent);
  background: #FFFFFF;
  border-bottom-color: var(--apr-accent);
}

/* Two-column Layout */
.apr-calc-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
}

@media (max-width: 900px) {
  .apr-calc-grid {
    grid-template-columns: 1fr;
  }
}

.apr-calc-pane {
  padding: 2rem;
}

.apr-calc-pane-inputs {
  border-right: 1px solid var(--apr-border);
  background: #FFFFFF;
}

@media (max-width: 900px) {
  .apr-calc-pane-inputs {
    border-right: none;
    border-bottom: 1px solid var(--apr-border);
    padding: 1.5rem 1.25rem;
  }
}

.apr-calc-pane-results {
  background: var(--apr-bg-warm);
  display: flex;
  flex-direction: column;
}

@media (max-width: 900px) {
  .apr-calc-pane-results {
    padding: 1.5rem 1.25rem;
  }
}

/* Step Phase Badges */
.apr-step-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 22px;
  height: 22px;
  border-radius: var(--apr-radius-full);
  background-color: var(--apr-primary);
  color: #FFFFFF;
  font-size: 0.72rem;
  font-weight: 800;
  margin-right: 0.5rem;
}

.apr-pane-title {
  font-size: var(--apr-text-base);
  font-weight: 800;
  color: var(--apr-text-main);
  margin-bottom: 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  letter-spacing: -0.01em;
}

/* Form Row Grids */
.apr-form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

@media (max-width: 480px) {
  .apr-form-row {
    grid-template-columns: 1fr;
    gap: 0.75rem;
  }
}

/* Advanced Fields Toggle */
.apr-toggle-link {
  background: none;
  border: none;
  color: var(--apr-accent);
  font-size: var(--apr-text-xs);
  font-weight: 700;
  cursor: pointer;
  padding: 0;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  margin-bottom: 1.25rem;
}

.apr-toggle-link:hover {
  color: var(--apr-accent-hover);
  text-decoration: underline;
}

.apr-advanced-fields {
  display: none;
  background: var(--apr-bg-warm);
  border: 1px solid var(--apr-border);
  border-radius: var(--apr-radius-md);
  padding: 1.25rem;
  margin-bottom: 1.5rem;
}

.apr-advanced-fields.is-expanded {
  display: block;
  animation: aprSlideDown var(--apr-transition-fast);
}

/* Hero Net Profit Result */
.apr-hero-result {
  background: #FFFFFF;
  border: 1px solid var(--apr-border);
  border-radius: var(--apr-radius-md);
  padding: 1.75rem;
  margin-bottom: 1.5rem;
  box-shadow: var(--apr-shadow-xs);
  position: relative;
  overflow: hidden;
}

.apr-hero-result.is-positive {
  border-left: 6px solid var(--apr-positive);
}

.apr-hero-result.is-negative {
  border-left: 6px solid var(--apr-negative);
  background: #FFFDFD;
}

.apr-hero-profit-val {
  font-size: clamp(2.25rem, 5vw, 3rem);
  font-weight: 900;
  letter-spacing: -0.04em;
  line-height: 1;
  margin: 0.65rem 0 0.35rem;
  font-variant-numeric: tabular-nums;
}

.is-positive .apr-hero-profit-val {
  color: var(--apr-positive);
}

.is-negative .apr-hero-profit-val {
  color: var(--apr-negative);
}

/* Metric Cards Grid */
.apr-results-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.85rem;
  margin-bottom: 1.5rem;
}

.apr-res-card {
  background: #FFFFFF;
  border: 1px solid var(--apr-border);
  border-radius: var(--apr-radius-md);
  padding: 1rem 1.15rem;
  transition: border-color var(--apr-transition-fast);
}

.apr-res-card:hover {
  border-color: var(--apr-border-strong);
}

.apr-res-label {
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--apr-text-muted);
  letter-spacing: 0.05em;
  margin-bottom: 0.3rem;
}

.apr-res-val {
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--apr-text-main);
  letter-spacing: -0.03em;
  font-variant-numeric: tabular-nums;
}

.apr-res-sub {
  font-size: 0.75rem;
  color: var(--apr-text-muted);
  margin-top: 0.25rem;
}

/* Break-Even Highlight Card */
.apr-breakeven-card {
  background: #FFFFFF;
  border: 1px solid var(--apr-border);
  border-left: 4px solid var(--apr-warning);
  border-radius: var(--apr-radius-md);
  padding: 1.25rem;
  margin-bottom: 1.5rem;
}

/* Cost Breakdown Accordion */
.apr-breakdown-details {
  border: 1px solid var(--apr-border);
  border-radius: var(--apr-radius-md);
  background: #FFFFFF;
  margin-bottom: 1rem;
}

.apr-breakdown-details summary {
  padding: 0.85rem 1.15rem;
  font-size: var(--apr-text-sm);
  font-weight: 700;
  cursor: pointer;
  background: #FFFFFF;
  user-select: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.apr-breakdown-content {
  padding: 0.75rem 1.15rem 1.25rem;
  border-top: 1px solid var(--apr-border);
}

.apr-cost-item {
  display: flex;
  justify-content: space-between;
  padding: 0.45rem 0;
  font-size: var(--apr-text-xs);
  border-bottom: 1px dashed var(--apr-border);
}

.apr-cost-item:last-child {
  border-bottom: none;
  font-weight: 800;
  font-size: var(--apr-text-sm);
  padding-top: 0.75rem;
}

/* Carrier Profile Drawer */
.apr-profile-drawer {
  background: var(--apr-bg-warm);
  border-bottom: 1px solid var(--apr-border);
  padding: 2rem;
  display: none;
}

.apr-profile-drawer.is-open {
  display: block;
  animation: aprSlideDown var(--apr-transition-fast);
}

/* Multi-Load Comparison View */
.apr-comparison-view {
  padding: 2rem;
  display: none;
}

.apr-comparison-view.is-active {
  display: block;
}

/* ==========================================================================
   Mobile-Only Polish: Action Row, Profile Status, Tabs & Results Display
   ========================================================================== */
@media (max-width: 600px) {
  /* 1. Header & Status Bar Stacked Layout */
  .apr-calc-topbar {
    padding: 0.85rem 1rem;
    flex-direction: column;
    align-items: stretch;
    gap: 0.75rem;
  }

  /* 2. Simplified Carrier Profile Status */
  .apr-calc-title-area {
    flex-direction: column;
    align-items: stretch;
    gap: 0.5rem;
  }

  .apr-calc-status-badge {
    align-self: flex-start;
    font-size: 0.72rem;
    padding: 0.25rem 0.55rem;
  }

  .apr-calc-chips-wrap {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.5rem;
    width: 100%;
  }

  .apr-calc-chip {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    justify-content: center;
    padding: 0.45rem 0.6rem;
    background: var(--apr-bg-warm);
    border: 1px solid var(--apr-border);
    border-radius: var(--apr-radius-sm, 6px);
    width: 100%;
    box-sizing: border-box;
  }

  .apr-calc-chip .apr-chip-label {
    font-size: 0.65rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: var(--apr-text-muted);
    line-height: 1.2;
    margin-bottom: 0.15rem;
  }

  .apr-calc-chip .apr-chip-val {
    font-size: 0.82rem;
    font-weight: 800;
    color: var(--apr-text-main);
    line-height: 1.2;
    font-variant-numeric: tabular-nums;
  }

  /* 3. Action Buttons: 2-Row Full-Coverage Layout (No Cutoff / No Overflow) */
  .apr-calc-actions-top {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.5rem;
    width: 100%;
    box-sizing: border-box;
  }

  .apr-calc-actions-top #apr-toggle-profile-btn {
    grid-column: 1 / -1;
    width: 100%;
    justify-content: center;
    min-height: 42px;
    font-size: 0.82rem;
  }

  .apr-calc-actions-top #apr-export-btn {
    grid-column: 1 / 2;
    width: 100%;
    justify-content: center;
    min-height: 40px;
    padding: 0.5rem 0.35rem;
    font-size: 0.78rem;
    white-space: nowrap;
  }

  .apr-calc-actions-top #apr-print-btn {
    grid-column: 2 / 3;
    width: 100%;
    justify-content: center;
    min-height: 40px;
    padding: 0.5rem 0.35rem;
    font-size: 0.78rem;
    white-space: nowrap;
  }

  /* 4. Mode Switcher Tabs */
  .apr-calc-tabs {
    padding: 0 0.5rem;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    display: flex;
    flex-wrap: nowrap;
  }

  .apr-calc-tabs::-webkit-scrollbar {
    display: none;
  }

  .apr-calc-tab {
    padding: 0.75rem 0.75rem;
    font-size: 0.78rem;
    white-space: nowrap;
    flex: 1 0 auto;
    text-align: center;
  }

  /* 5. Pane & Results Refinements */
  .apr-calc-pane {
    padding: 1.25rem 1rem;
  }

  .apr-hero-result {
    padding: 1.25rem 1rem;
  }

  .apr-results-grid {
    gap: 0.5rem;
  }

  .apr-res-card {
    padding: 0.75rem 0.65rem;
  }

  .apr-res-label {
    font-size: 0.68rem;
  }

  .apr-res-val {
    font-size: 1.15rem;
  }

  .apr-res-sub {
    font-size: 0.7rem;
  }

  .apr-breakdown-details summary {
    padding: 0.75rem 0.85rem;
  }

  .apr-breakdown-content {
    padding: 0.65rem 0.85rem 1rem;
  }
}

@media (max-width: 480px) {
  .apr-hero-profit-val {
    font-size: clamp(1.85rem, 6.5vw, 2.25rem);
    word-break: break-all;
  }

  .apr-profile-drawer {
    padding: 1.25rem 1rem;
  }

  .apr-comparison-view {
    padding: 1.25rem 1rem;
  }
}

@media (max-width: 360px) {
  .apr-calc-topbar {
    padding: 0.75rem 0.65rem;
  }

  .apr-calc-pane {
    padding: 1rem 0.75rem;
  }

  .apr-res-card {
    padding: 0.6rem 0.45rem;
  }

  .apr-res-val {
    font-size: 1.05rem;
  }

  .apr-calc-actions-top #apr-export-btn,
  .apr-calc-actions-top #apr-print-btn {
    font-size: 0.72rem;
    padding: 0.45rem 0.2rem;
  }

  .apr-hero-profit-val {
    font-size: 1.75rem;
  }
}



/* ==========================================================================
   Connected Carrier Toolkit (Tools Hub)
   ========================================================================== */
.apr-tools-suite {
  margin-top: 3.5rem;
  scroll-margin-top: 6rem;
}

.apr-suite-intro {
  background: #fff;
  border: 1px solid var(--apr-border);
  border-radius: 16px;
  padding: clamp(1.25rem, 3vw, 2rem);
  margin-bottom: 1.25rem;
}

.apr-suite-kicker,
.apr-mini-tool-head > span {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: var(--apr-accent);
}

.apr-suite-intro h2 {
  margin: 0.35rem 0 0.5rem;
  font-size: clamp(1.55rem, 3vw, 2.1rem);
}

.apr-suite-intro > p {
  color: var(--apr-text-muted);
  max-width: 780px;
  margin-bottom: 1.25rem;
}

.apr-suite-profile {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.75rem;
  margin-bottom: 1rem;
}

.apr-suite-profile > div,
.apr-mini-results > div {
  min-width: 0;
  background: var(--apr-bg-light);
  border: 1px solid var(--apr-border);
  border-radius: 10px;
  padding: 0.8rem;
}

.apr-suite-profile span,
.apr-mini-results span,
.apr-mini-hero span {
  display: block;
  color: var(--apr-text-muted);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.035em;
  text-transform: uppercase;
  margin-bottom: 0.2rem;
}

.apr-suite-profile strong,
.apr-mini-results strong {
  display: block;
  color: var(--apr-text-main);
  font-size: 1rem;
  font-variant-numeric: tabular-nums;
  overflow-wrap: anywhere;
}

.apr-suite-actions {
  display: flex;
  gap: 0.65rem;
  flex-wrap: wrap;
}

.apr-suite-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}

.apr-mini-tool {
  background: #fff;
  border: 1px solid var(--apr-border);
  border-top: 3px solid var(--apr-accent);
  border-radius: 14px;
  padding: clamp(1.15rem, 2.5vw, 1.6rem);
  scroll-margin-top: 6rem;
  box-sizing: border-box;
  min-width: 0;
}

.apr-mini-tool-wide { grid-column: 1 / -1; }

.apr-mini-tool-head h3 {
  margin: 0.25rem 0 0.35rem;
  font-size: 1.25rem;
}

.apr-mini-tool-head p {
  margin: 0 0 1rem;
  color: var(--apr-text-muted);
  font-size: 0.92rem;
  line-height: 1.55;
}

.apr-mini-form {
  display: grid;
  gap: 0.65rem;
  margin-bottom: 1rem;
}

.apr-mini-form.three { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.apr-mini-form.four { grid-template-columns: repeat(4, minmax(0, 1fr)); }

.apr-mini-form label {
  display: block;
  min-width: 0;
  color: var(--apr-text-main);
  font-size: 0.78rem;
  font-weight: 700;
}

.apr-mini-form input {
  display: block;
  width: 100%;
  min-width: 0;
  box-sizing: border-box;
  margin-top: 0.35rem;
  min-height: 44px;
  border: 1px solid var(--apr-border);
  border-radius: 8px;
  padding: 0.65rem 0.75rem;
  background: #fff;
  color: var(--apr-text-main);
  font: inherit;
  font-weight: 600;
}

.apr-mini-form input:focus {
  outline: 3px solid rgba(37, 99, 235, 0.14);
  border-color: var(--apr-accent);
}

.apr-mini-hero {
  background: #eef5ff;
  border: 1px solid #cfe0ff;
  border-left: 4px solid var(--apr-accent);
  border-radius: 10px;
  padding: 0.9rem 1rem;
  margin-bottom: 0.8rem;
}

.apr-mini-hero strong {
  display: block;
  color: var(--apr-secondary);
  font-size: clamp(1.45rem, 4vw, 2rem);
  font-variant-numeric: tabular-nums;
}

.apr-mini-results {
  display: grid;
  gap: 0.65rem;
}
.apr-mini-results.three { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.apr-mini-results.four { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.apr-mini-results.five { grid-template-columns: repeat(5, minmax(0, 1fr)); }

.apr-tool-note,
.apr-suite-disclaimer {
  color: var(--apr-text-muted);
  font-size: 0.78rem;
  line-height: 1.55;
  margin: 0.85rem 0 0;
}

.apr-suite-disclaimer {
  background: var(--apr-bg-light);
  border: 1px solid var(--apr-border);
  border-radius: 10px;
  padding: 0.9rem 1rem;
  margin-top: 1rem;
}

@media (max-width: 900px) {
  .apr-suite-profile { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .apr-mini-form.four { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .apr-mini-results.five { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}

@media (max-width: 700px) {
  .apr-suite-grid { grid-template-columns: 1fr; }
  .apr-mini-tool-wide { grid-column: auto; }
  .apr-mini-form.three,
  .apr-mini-form.four { grid-template-columns: 1fr; }
  .apr-mini-results.three,
  .apr-mini-results.four,
  .apr-mini-results.five { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 420px) {
  .apr-suite-profile,
  .apr-mini-results.three,
  .apr-mini-results.four,
  .apr-mini-results.five { grid-template-columns: 1fr; }
  .apr-suite-actions { display: grid; grid-template-columns: 1fr; }
  .apr-suite-actions .apr-btn { width: 100%; justify-content: center; }
}