/* ==========================
   CSS Variables & Reset
   ========================== */
:root {
    --primary-color: #0071bc;
    --primary-dark: #205493;
    --primary-light: #e3f2fd;
    --secondary-color: #02bfe7;
    --success-color: #2e8540;
    --warning-color: #fdb81e;
    --danger-color: #cd2026;
    --text-primary: #212121;
    --text-secondary: #5b616b;
    --text-muted: #999;
    --bg-light: #f9f9f9;
    --bg-white: #ffffff;
    --border-color: #d6d7d9;
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);
    --border-radius: 4px;
    --transition: all 0.3s ease;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Source Sans Pro', 'Helvetica Neue', 'Helvetica', 'Roboto', 'Arial', sans-serif;
    font-size: 16px;
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--bg-light);
}

/* ==========================
   Layout
   ========================== */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

header {
    text-align: center;
    padding: 30px 0 40px;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: white;
    margin: -20px -20px 30px -20px;
    border-radius: 0 0 8px 8px;
}

header h1 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 10px;
}

header .subtitle {
    font-size: 1.25rem;
    opacity: 0.95;
}

footer {
    text-align: center;
    padding: 30px 20px;
    color: var(--text-secondary);
    font-size: 0.875rem;
    margin-top: 50px;
    border-top: 1px solid var(--border-color);
}

footer p {
    margin: 5px 0;
}

/* ==========================
   Breadcrumb Navigation
   ========================== */
.breadcrumb-nav {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 20px;
    background: var(--bg-white);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-md);
    margin-bottom: 30px;
    position: sticky;
    top: 0;
    z-index: 100;
    flex-wrap: wrap;
}

.breadcrumb-step {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 5px;
    padding: 10px 15px;
    background: var(--bg-light);
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: var(--transition);
    min-width: 100px;
}

.breadcrumb-step:disabled {
    cursor: not-allowed;
    opacity: 0.5;
}

.breadcrumb-step:not(:disabled):hover {
    background: var(--primary-light);
    border-color: var(--primary-color);
    transform: translateY(-2px);
}

.breadcrumb-step.active {
    background: var(--primary-color);
    border-color: var(--primary-color);
    color: white;
}

.breadcrumb-step.completed {
    background: var(--success-color);
    border-color: var(--success-color);
    color: white;
}

.breadcrumb-step.completed:not(:disabled):hover {
    background: #246633;
    border-color: #246633;
}

.step-number {
    font-size: 1.25rem;
    font-weight: 700;
}

.step-label {
    font-size: 0.875rem;
    font-weight: 600;
}

.breadcrumb-arrow {
    color: var(--text-secondary);
    font-size: 1.5rem;
    font-weight: 300;
}

/* ==========================
   Wizard Pages
   ========================== */
.wizard-page {
    display: none;
    animation: fadeIn 0.3s ease-in;
}

.wizard-page.active {
    display: block;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.wizard-actions {
    display: flex;
    justify-content: space-between;
    gap: 15px;
    margin-top: 30px;
    padding-top: 20px;
    border-top: 2px solid var(--border-color);
    flex-wrap: wrap;
}

.wizard-actions button {
    flex: 1;
    min-width: 200px;
}

/* ==========================
   Cards & Sections
   ========================== */
.card {
    background: var(--bg-white);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-md);
    padding: 30px;
    margin-bottom: 30px;
}

.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    flex-wrap: wrap;
    gap: 15px;
}

.section-header h2 {
    margin: 0;
}

/* ==========================
   Forms
   ========================== */
.form-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin-bottom: 20px;
}

.form-group {
    display: flex;
    flex-direction: column;
}

.form-group label {
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--text-primary);
}

.form-group input[type="text"],
.form-group input[type="number"],
.form-group input[type="time"],
.form-group select,
.form-group textarea {
    padding: 10px 12px;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    font-size: 1rem;
    font-family: inherit;
    transition: var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(0, 113, 188, 0.1);
}

.form-group textarea {
    resize: vertical;
}

.help-text {
    display: block;
    margin-top: 5px;
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.form-group label:has(input[type="checkbox"]) {
    flex-direction: row;
    align-items: center;
    font-weight: 400;
    cursor: pointer;
}

/* ==========================
   Buttons
   ========================== */
.btn {
    padding: 10px 20px;
    border: none;
    border-radius: var(--border-radius);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    text-decoration: none;
}

.btn:hover {
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.btn:active {
    transform: translateY(0);
}

.btn-primary {
    background-color: var(--primary-color);
    color: white;
}

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

.btn-secondary {
    background-color: var(--text-secondary);
    color: white;
}

.btn-secondary:hover {
    background-color: #323a45;
}

.btn-success {
    background-color: var(--success-color);
    color: white;
}

.btn-success:hover {
    background-color: #1f5f2f;
}

.btn-pulse {
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% {
        box-shadow: 0 0 0 0 rgba(0, 180, 117, 0.7);
    }
    70% {
        box-shadow: 0 0 0 10px rgba(0, 180, 117, 0);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(0, 180, 117, 0);
    }
}

.btn-danger {
    background-color: var(--danger-color);
    color: white;
}

.btn-danger:hover {
    background-color: #a01d21;
}

.btn-large {
    padding: 15px 40px;
    font-size: 1.125rem;
}

.btn-sm {
    padding: 6px 12px;
    font-size: 0.875rem;
}

.btn-icon {
    font-size: 1.25rem;
    line-height: 1;
}

/* ==========================
   Depot Info
   ========================== */
.depot-info {
    display: flex;
    gap: 20px;
    margin-top: 20px;
    padding: 15px;
    background-color: var(--bg-light);
    border-radius: var(--border-radius);
    flex-wrap: wrap;
}

.badge {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    border-radius: 12px;
    font-size: 0.875rem;
    font-weight: 600;
}

.badge-success {
    background: #d4edda;
    color: #155724;
}

.info-badge {
    display: flex;
    align-items: center;
    gap: 8px;
}

.info-label {
    font-weight: 600;
    color: var(--text-secondary);
}

/* ==========================
   Routes List
   ========================== */
.routes-list {
    display: grid;
    gap: 15px;
}

.route-card {
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 20px;
    background-color: var(--bg-white);
    transition: var(--transition);
}

.route-card:hover {
    border-color: var(--primary-color);
    box-shadow: var(--shadow-sm);
}

.route-header {
    display: flex;
    justify-content: space-between;
    align-items: start;
    margin-bottom: 15px;
}

.route-title {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--primary-color);
}

.route-actions {
    display: flex;
    gap: 10px;
}

.route-details {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 15px;
}

.route-detail {
    display: flex;
    flex-direction: column;
}

.route-detail-label {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-bottom: 3px;
}

.route-detail-value {
    font-weight: 600;
    font-size: 1rem;
}

.route-notes {
    margin-top: 15px;
    padding-top: 15px;
    border-top: 1px solid var(--border-color);
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.empty-state {
    text-align: center;
    padding: 40px;
    color: var(--text-secondary);
}

.empty-state-icon {
    font-size: 3rem;
    margin-bottom: 15px;
    opacity: 0.3;
}

/* ==========================
   Calculate Section
   ========================== */
.calculate-section {
    text-align: center;
    margin: 40px 0;
}

/* ==========================
   Results Section
   ========================== */
.fleet-summary {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
}

.summary-card {
    text-align: center;
    padding: 20px;
    background-color: var(--bg-light);
    border-radius: var(--border-radius);
}

.summary-value {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary-color);
    display: block;
    margin-bottom: 5px;
}

.summary-label {
    font-size: 0.875rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* ==========================
   Bus Selection
   ========================== */
.bus-selection-integrated {
    display: flex;
    flex-direction: column;
    gap: 2.5rem;
}

.route-bus-selection {
    border: 2px solid var(--border-color);
    border-radius: 12px;
    padding: 1.5rem;
    background: white;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
}

.route-bus-selection.has-selection {
    border-color: var(--success-color);
    background: linear-gradient(to bottom, #f8fffe 0%, white 100%);
}

.route-info-header {
    display: flex;
    justify-content: space-between;
    align-items: start;
    margin-bottom: 1rem;
    padding-bottom: 1rem;
    border-bottom: 2px solid var(--border-color);
}

.route-info-header h3 {
    margin: 0;
    color: var(--primary-color);
}

.route-details {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 0.5rem;
    font-size: 0.9rem;
    color: var(--text-muted);
}

.route-analysis {
    background: #fff9e6;
    border: 1px solid #ffd966;
    border-radius: 8px;
    padding: 1rem;
    margin-top: 1rem;
}

.route-analysis h4 {
    margin: 0 0 0.75rem 0;
    color: var(--text-color);
    font-size: 1rem;
}

.derating-factors {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 0.75rem;
}

.derating-factor {
    background: white;
    border: 1px solid #ffd966;
    padding: 0.25rem 0.75rem;
    border-radius: 4px;
    font-size: 0.875rem;
}

.total-derating {
    padding-top: 0.75rem;
    border-top: 2px solid #ffd966;
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.total-derating strong {
    color: var(--warning-color);
    font-size: 1rem;
}

.derating-note {
    font-size: 0.85rem;
    color: var(--text-muted);
    font-style: italic;
}

.bus-filter-section {
    margin-top: 1.5rem;
    padding: 1.25rem;
    background: #f8f9fa;
    border-radius: 8px;
    border: 1px solid #e0e0e0;
}

.bus-filters {
    display: flex;
    flex-wrap: wrap;
    gap: 1.5rem;
    align-items: flex-start;
}

.filter-group {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
}

.filter-label {
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--text-color);
}

/* Custom Multi-Select Dropdown */
.custom-multiselect {
    position: relative;
    min-width: 200px;
}

.multiselect-trigger {
    padding: 0.65rem 0.75rem;
    border: 2px solid var(--border-color);
    border-radius: 6px;
    background: white;
    font-size: 0.9rem;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: all 0.2s;
    user-select: none;
}

.multiselect-trigger:hover {
    border-color: var(--primary-color);
    background: #f8f9fa;
}

.multiselect-trigger.active {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(0, 113, 188, 0.1);
}

.multiselect-label {
    flex: 1;
    color: var(--text-color);
}

.multiselect-label.has-selection {
    color: var(--primary-color);
    font-weight: 600;
}

.multiselect-arrow {
    margin-left: 10px;
    color: var(--text-secondary);
    transition: transform 0.2s;
    font-size: 0.75rem;
}

.multiselect-trigger.active .multiselect-arrow {
    transform: rotate(180deg);
}

.multiselect-dropdown {
    position: absolute;
    top: calc(100% + 4px);
    left: 0;
    right: 0;
    background: white;
    border: 2px solid var(--primary-color);
    border-radius: 6px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    max-height: 300px;
    overflow-y: auto;
    z-index: 1000;
    display: none;
}

.multiselect-dropdown.show {
    display: block;
}

.multiselect-dropdown label {
    display: flex;
    align-items: center;
    padding: 0.6rem 0.75rem;
    cursor: pointer;
    transition: background 0.15s;
    margin: 0;
    border-bottom: 1px solid var(--border-color);
}

.multiselect-dropdown label:last-child {
    border-bottom: none;
}

.multiselect-dropdown label:hover {
    background: #f0f7fc;
}

.multiselect-dropdown label input[type="checkbox"] {
    margin-right: 10px;
    cursor: pointer;
    width: 18px;
    height: 18px;
}

.multiselect-dropdown label input[type="checkbox"]:checked {
    accent-color: var(--primary-color);
}

.filter-hint {
    font-size: 0.75rem;
    color: var(--text-muted);
    font-style: italic;
    margin-top: 0.15rem;
}

.filter-checkboxes {
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
}

.filter-checkbox {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
    transition: background 0.2s;
    user-select: none;
}

.filter-checkbox:hover {
    background: rgba(0, 113, 188, 0.05);
}

.filter-checkbox input[type="checkbox"] {
    width: 18px;
    height: 18px;
    cursor: pointer;
    accent-color: var(--primary-color);
}

.filter-checkbox span {
    font-size: 0.9rem;
    color: var(--text-color);
}

.compatible-buses-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 1rem;
    margin-top: 1rem;
    position: relative;
}

.no-filter-results {
    grid-column: 1 / -1;
}

.selectable-bus-card {
    background: white;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    padding: 1rem;
    cursor: pointer;
    transition: all 0.2s;
    position: relative;
    min-height: 200px;
    display: flex;
    flex-direction: column;
}

.selectable-bus-card:hover {
    border-color: var(--primary-color);
    box-shadow: 0 2px 8px rgba(0, 113, 188, 0.2);
}

.selectable-bus-card.selected {
    border-color: var(--success-color);
    background: #f0f9ff;
    box-shadow: 0 2px 8px rgba(0, 180, 117, 0.3);
}

.selectable-bus-card.selected::after {
    content: "✓ SELECTED";
    position: absolute;
    top: 0.5rem;
    right: 0.5rem;
    background: var(--success-color);
    color: white;
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
    font-size: 0.75rem;
    font-weight: 600;
}

.selected-bus-compact {
    background: linear-gradient(135deg, #e8f5e9 0%, #f1f8f4 100%);
    border: 2px solid var(--success-color);
    border-radius: 8px;
    padding: 1rem;
    margin: 1rem 0;
    cursor: pointer;
    transition: all 0.2s;
    position: relative;
}

.selected-bus-compact:hover {
    box-shadow: 0 4px 12px rgba(0, 180, 117, 0.3);
    transform: translateY(-2px);
}

.selected-bus-compact::before {
    content: "✓";
    position: absolute;
    left: 1rem;
    top: 50%;
    transform: translateY(-50%);
    font-size: 1.5rem;
    color: var(--success-color);
    font-weight: bold;
}

.selected-bus-compact-content {
    margin-left: 2.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.selected-bus-name {
    font-weight: 700;
    font-size: 1.1rem;
    color: var(--text-color);
}

.selected-bus-specs-compact {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    font-size: 0.9rem;
    color: var(--text-muted);
    margin-top: 0.25rem;
}

.selected-bus-action {
    font-size: 0.85rem;
    color: var(--primary-color);
    font-weight: 600;
}

.buses-collapsed {
    display: none;
}

.show-buses-toggle {
    background: var(--primary-color);
    color: white;
    border: none;
    padding: 0.5rem 1rem;
    border-radius: 6px;
    cursor: pointer;
    font-weight: 600;
    margin-top: 0.5rem;
    transition: all 0.2s;
}

.show-buses-toggle:hover {
    background: #005a94;
}

.buses-list-container {
    transition: all 0.3s ease;
}

#selectionStatus {
    font-weight: 600;
    font-size: 0.95rem;
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.btn:disabled:hover {
    transform: none;
    box-shadow: none;
}

.bus-selection-name {
    font-weight: 600;
    color: var(--text-color);
    margin-bottom: 0.5rem;
    font-size: 1rem;
}

.bus-selection-specs {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
    font-size: 0.8rem;
    color: var(--text-muted);
    line-height: 1.4;
}

.bus-selection-specs strong {
    color: var(--text-color);
    font-weight: 600;
}

.bus-selection-cost {
    margin-top: auto;
    padding-top: 0.75rem;
    border-top: 1px solid var(--border-color);
    font-weight: 600;
    color: var(--primary-color);
    font-size: 1rem;
}

/* ==========================
   Bus Results
   ========================== */
.bus-results {
    display: grid;
    gap: 20px;
}

.bus-card {
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 25px;
    transition: var(--transition);
    cursor: pointer;
    position: relative;
}

.bus-card:hover {
    border-color: var(--primary-color);
    box-shadow: var(--shadow-md);
}

.bus-card.selected {
    border-color: var(--success-color);
    background: linear-gradient(135deg, rgba(46, 133, 64, 0.05), rgba(46, 133, 64, 0.02));
}

.selected-checkmark {
    position: absolute;
    top: 15px;
    right: 15px;
    background: var(--success-color);
    color: white;
    padding: 8px 16px;
    border-radius: 20px;
    font-weight: 600;
    font-size: 0.875rem;
}

.select-prompt {
    margin-top: 15px;
    padding: 12px;
    text-align: center;
    background: var(--bg-light);
    border-radius: var(--border-radius);
    color: var(--text-secondary);
    font-size: 0.875rem;
    font-weight: 600;
}

.bus-card-header {
    display: flex;
    justify-content: space-between;
    align-items: start;
    margin-bottom: 20px;
    flex-wrap: wrap;
    gap: 15px;
}

.bus-route-assignment {
    background: #f0f9ff;
    border-left: 4px solid var(--primary-color);
    padding: 0.75rem 1rem;
    margin-bottom: 1rem;
    border-radius: 4px;
    font-size: 0.95rem;
}

.bus-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 5px;
}

.bus-subtitle {
    font-size: 1rem;
    color: var(--text-secondary);
}

.bus-type-badge {
    display: inline-block;
    padding: 6px 12px;
    background-color: var(--primary-color);
    color: white;
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: 600;
}

.bus-specs {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 20px;
    margin-bottom: 20px;
}

.spec-item {
    display: flex;
    flex-direction: column;
}

.spec-label {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-bottom: 3px;
}

.spec-value {
    font-weight: 600;
    font-size: 1.125rem;
}

.bus-compatibility {
    padding: 15px;
    background-color: #e7f4e4;
    border-left: 4px solid var(--success-color);
    border-radius: var(--border-radius);
    margin-bottom: 15px;
}

.bus-warning {
    padding: 15px;
    background-color: #fff1d2;
    border-left: 4px solid var(--warning-color);
    border-radius: var(--border-radius);
    margin-bottom: 15px;
}

.compatibility-title {
    font-weight: 700;
    margin-bottom: 8px;
}

.route-assignment {
    margin-top: 10px;
    font-size: 0.9rem;
}

.route-tag {
    display: inline-block;
    padding: 4px 10px;
    background-color: var(--bg-light);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    margin-right: 8px;
    margin-bottom: 5px;
    font-size: 0.875rem;
}

/* ==========================
   Charger Scenarios
   ========================== */
.charger-scenarios-nav {
    display: flex;
    gap: 10px;
    margin-bottom: 20px;
    flex-wrap: wrap;
}

.scenario-tab {
    padding: 12px 20px;
    border: 2px solid var(--border-color);
    background-color: white;
    color: var(--text-primary);
    border-radius: var(--border-radius);
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

.scenario-tab:hover {
    border-color: var(--primary-color);
    background-color: var(--bg-light);
}

.scenario-tab.active {
    border-color: var(--primary-color);
    background-color: var(--primary-color);
    color: white;
}

.charger-results {
    display: grid;
    gap: 20px;
}

.charger-scenario {
    display: none;
}

.charger-scenario.active {
    display: block;
}

.charger-summary {
    padding: 20px;
    background-color: var(--bg-light);
    border-radius: var(--border-radius);
    margin-bottom: 20px;
}

.charger-summary-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
}

.charger-list {
    display: grid;
    gap: 15px;
}

.charger-item {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 20px;
    padding: 20px;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    background-color: white;
    align-items: center;
}

.charger-name {
    font-weight: 700;
    font-size: 1.125rem;
}

.charger-specs {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-top: 5px;
}

.charger-quantity,
.charger-cost,
.charger-total {
    text-align: center;
}

.charger-quantity-value {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
}

/* ==========================
   Charts
   ========================== */
.chart-container {
    min-height: 400px;
    margin-top: 20px;
}

/* ==========================
   Modal
   ========================== */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.modal-content {
    background: white;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-lg);
    max-width: 600px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
}

.modal-header {
    padding: 20px 30px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.modal-header h3 {
    margin: 0;
    font-size: 1.5rem;
}

.modal-close {
    background: none;
    border: none;
    font-size: 2rem;
    line-height: 1;
    cursor: pointer;
    color: var(--text-secondary);
    padding: 0;
    width: 30px;
    height: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-close:hover {
    color: var(--text-primary);
}

.modal-body {
    padding: 30px;
}

.modal-footer {
    padding: 20px 30px;
    border-top: 1px solid var(--border-color);
    display: flex;
    justify-content: flex-end;
    gap: 10px;
}

/* ==========================
   Responsive Design
   ========================== */
@media (max-width: 768px) {
    header h1 {
        font-size: 1.75rem;
    }

    header .subtitle {
        font-size: 1rem;
    }

    .card {
        padding: 20px;
    }

    .form-row {
        grid-template-columns: 1fr;
    }
    
    .custom-multiselect {
        min-width: 100%;
    }
    
    .multiselect-dropdown {
        max-height: 200px;
    }

    .section-header {
        flex-direction: column;
        align-items: stretch;
    }

    .route-header {
        flex-direction: column;
        gap: 10px;
    }

    .route-details {
        grid-template-columns: 1fr;
    }
    
    .bus-filters {
        flex-direction: column;
        align-items: stretch;
        gap: 1rem;
    }
    
    .filter-group {
        width: 100%;
    }
    
    .filter-multiselect {
        width: 100%;
        min-width: auto;
    }
    
    .filter-checkboxes {
        display: grid;
        grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
        gap: 0.5rem;
    }
    
    .compatible-buses-grid {
        grid-template-columns: 1fr;
    }
    
    .selected-bus-compact-content {
        flex-direction: column;
        align-items: flex-start;
        margin-left: 2rem;
    }
    
    .selected-bus-specs-compact {
        flex-direction: column;
        gap: 0.25rem;
    }

    .bus-card-header {
        flex-direction: column;
    }

    .bus-specs {
        grid-template-columns: 1fr;
    }

    .charger-scenarios-nav {
        flex-direction: column;
    }

    .charger-item {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .charger-quantity,
    .charger-cost,
    .charger-total {
        text-align: center;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 10px;
    }

    header {
        margin: -10px -10px 20px -10px;
        padding: 20px 10px 25px;
    }

    header h1 {
        font-size: 1.5rem;
    }

    .card {
        padding: 15px;
    }

    .fleet-summary {
        grid-template-columns: 1fr;
    }
}

/* ==========================
   Utility Classes
   ========================== */
.text-center {
    text-align: center;
}

.text-muted {
    color: var(--text-secondary);
}

.mt-0 { margin-top: 0; }
.mt-1 { margin-top: 10px; }
.mt-2 { margin-top: 20px; }
.mt-3 { margin-top: 30px; }

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: 10px; }
.mb-2 { margin-bottom: 20px; }
.mb-3 { margin-bottom: 30px; }

.hidden {
    display: none !important;
}

/* ==========================
   Bus Groups & Scheduling
   ========================== */
.bus-group-card {
    background: var(--bg-white);
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 20px;
    margin-bottom: 20px;
    transition: var(--transition);
}

.bus-group-card:hover {
    box-shadow: var(--shadow-md);
}

.bus-group-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
    padding-bottom: 15px;
    border-bottom: 1px solid var(--border-color);
}

.bus-group-header h3 {
    color: var(--primary-color);
    margin: 0;
    font-size: 1.25rem;
}

.group-stats {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.assigned-routes {
    margin: 15px 0;
}

.assigned-routes-header {
    font-weight: 600;
    margin-bottom: 10px;
    color: var(--text-primary);
}

.assigned-route-item {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: white;
    padding: 8px 12px;
    border-radius: 20px;
    margin: 5px 5px 5px 0;
    font-size: 0.875rem;
}

.assigned-route-item .route-time {
    background: rgba(255, 255, 255, 0.2);
    padding: 2px 8px;
    border-radius: 10px;
    font-size: 0.75rem;
}

.route-checkbox-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 10px;
    margin: 15px 0;
    padding: 15px;
    background: var(--bg-light);
    border-radius: var(--border-radius);
}

.route-checkbox-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px;
    background: var(--bg-white);
    border-radius: var(--border-radius);
    border: 1px solid var(--border-color);
    cursor: pointer;
    transition: var(--transition);
}

.route-checkbox-item:hover {
    background: var(--bg-light);
    border-color: var(--primary-color);
}

.route-checkbox-item input[type="checkbox"] {
    width: 18px;
    height: 18px;
    cursor: pointer;
}

.route-checkbox-item label {
    cursor: pointer;
    flex: 1;
    font-size: 0.875rem;
}

.optimize-banner {
    background: linear-gradient(135deg, var(--success-color), #45a049);
    color: white;
    padding: 15px 20px;
    border-radius: var(--border-radius);
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 15px;
}

.optimize-banner .icon {
    font-size: 1.5rem;
}

.optimize-banner-content h4 {
    margin: 0 0 5px 0;
    font-size: 1.1rem;
}

.optimize-banner-content p {
    margin: 0;
    font-size: 0.875rem;
    opacity: 0.95;
}

/* ==========================
   Charger Selection & Validation
   ========================== */
.charger-option {
    background: var(--bg-white);
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 15px;
    margin-bottom: 15px;
    cursor: pointer;
    transition: var(--transition);
}

.charger-option:hover {
    border-color: var(--primary-color);
    box-shadow: var(--shadow-sm);
}

.charger-option.selected {
    border-color: var(--success-color);
    background: linear-gradient(135deg, rgba(46, 133, 64, 0.1), rgba(46, 133, 64, 0.05));
}

.charger-option.unsuitable {
    opacity: 0.6;
    cursor: not-allowed;
    border-color: var(--danger-color);
    background: rgba(205, 32, 38, 0.05);
}

.charger-header {
    display: flex;
    justify-content: space-between;
    align-items: start;
    margin-bottom: 10px;
}

.charger-name {
    font-weight: 600;
    color: var(--text-primary);
    font-size: 1.1rem;
}

.charger-power {
    background: var(--primary-color);
    color: white;
    padding: 4px 10px;
    border-radius: 12px;
    font-size: 0.875rem;
    font-weight: 600;
}

.charger-details {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 10px;
    margin: 10px 0;
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.charger-validation {
    margin-top: 10px;
    padding: 10px;
    border-radius: var(--border-radius);
}

.charger-validation.suitable {
    background: rgba(46, 133, 64, 0.1);
    border-left: 3px solid var(--success-color);
}

.charger-validation.unsuitable {
    background: rgba(205, 32, 38, 0.1);
    border-left: 3px solid var(--danger-color);
}

.validation-message {
    font-size: 0.875rem;
    margin: 5px 0;
    display: flex;
    align-items: center;
    gap: 8px;
}

.validation-message.success {
    color: var(--success-color);
}

.validation-message.warning {
    color: var(--warning-color);
}

.validation-message.error {
    color: var(--danger-color);
}

.validation-message .icon {
    font-weight: bold;
}

/* ==========================
   Range & Energy Indicators
   ========================== */
.range-indicator {
    margin: 15px 0;
}

.range-indicator-label {
    display: flex;
    justify-content: space-between;
    font-size: 0.875rem;
    margin-bottom: 5px;
    color: var(--text-secondary);
}

.range-bar {
    width: 100%;
    height: 24px;
    background: var(--bg-light);
    border-radius: 12px;
    overflow: hidden;
    position: relative;
    border: 1px solid var(--border-color);
}

.range-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--success-color), #45a049);
    transition: width 0.5s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 0.75rem;
    font-weight: 600;
}

.range-fill.warning {
    background: linear-gradient(90deg, var(--warning-color), #ff9800);
}

.range-fill.danger {
    background: linear-gradient(90deg, var(--danger-color), #e53935);
}

.energy-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 15px;
    margin: 15px 0;
    padding: 15px;
    background: var(--bg-light);
    border-radius: var(--border-radius);
}

.energy-stat {
    text-align: center;
}

.energy-stat-value {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
}

.energy-stat-label {
    font-size: 0.75rem;
    color: var(--text-secondary);
    margin-top: 5px;
}

/* ==========================
   Charging Timeline
   ========================== */
.charging-timeline {
    margin: 20px 0;
    padding: 20px;
    background: var(--bg-light);
    border-radius: var(--border-radius);
}

.timeline-header {
    font-weight: 600;
    margin-bottom: 15px;
    color: var(--text-primary);
}

.timeline-item {
    display: flex;
    align-items: center;
    margin-bottom: 10px;
    font-size: 0.875rem;
}

.timeline-time {
    width: 120px;
    font-weight: 600;
    color: var(--text-secondary);
}

.timeline-bar {
    flex: 1;
    height: 30px;
    border-radius: var(--border-radius);
    display: flex;
    align-items: center;
    padding: 0 10px;
    color: white;
    font-weight: 600;
}

.timeline-bar.route {
    background: linear-gradient(90deg, var(--primary-color), var(--primary-dark));
}

.timeline-bar.charging {
    background: linear-gradient(90deg, var(--success-color), #45a049);
}

.timeline-bar.idle {
    background: var(--border-color);
    color: var(--text-secondary);
}

/* ==========================
   Step Navigation
   ========================== */
.step-navigation {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 20px;
    padding-top: 20px;
    border-top: 1px solid var(--border-color);
}

.step-indicator {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.step-indicator .current-step {
    color: var(--primary-color);
    font-weight: 600;
}

/* ==========================
   Trip Cards & Depot Badge
   ========================== */
.trip-card {
    background: var(--bg-white);
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 20px;
    margin-bottom: 15px;
    transition: var(--transition);
}

.trip-card:hover {
    border-color: var(--primary-color);
}

.trip-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
    flex-wrap: wrap;
    gap: 10px;
}

.trip-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--primary-color);
}

.depot-badge {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 4px 12px;
    background: var(--success-color);
    color: white;
    border-radius: 12px;
    font-size: 0.75rem;
    font-weight: 600;
    margin-left: 10px;
}

.depot-badge.no-return {
    background: var(--warning-color);
}

.trip-actions {
    display: flex;
    gap: 10px;
}

.trip-details {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 15px;
}

.trip-detail {
    display: flex;
    flex-direction: column;
}

.trip-detail-label {
    font-size: 0.75rem;
    color: var(--text-secondary);
    margin-bottom: 4px;
}

.trip-detail-value {
    font-weight: 600;
    font-size: 1rem;
    color: var(--text-primary);
}

.trip-notes {
    margin-top: 15px;
    padding-top: 15px;
    border-top: 1px solid var(--border-color);
    font-size: 0.875rem;
    color: var(--text-secondary);
}

/* ==========================
   Bus Schedules
   ========================== */
.bus-schedule-card {
    background: var(--bg-white);
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 25px;
    margin-bottom: 20px;
    transition: var(--transition);
}

.bus-schedule-card:hover {
    border-color: var(--primary-color);
    box-shadow: var(--shadow-md);
}

.bus-schedule-header {
    display: flex;
    justify-content: space-between;
    align-items: start;
    margin-bottom: 20px;
}

.bus-schedule-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 5px;
}

.bus-schedule-subtitle {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

.bus-schedule-actions {
    display: flex;
    gap: 10px;
}

.trips-summary {
    background: var(--bg-light);
    padding: 15px;
    border-radius: var(--border-radius);
    margin-bottom: 20px;
}

.trip-summary-item {
    display: flex;
    gap: 15px;
    padding: 12px;
    background: var(--bg-white);
    border-radius: var(--border-radius);
    margin-bottom: 10px;
    align-items: center;
}

.trip-summary-item:last-child {
    margin-bottom: 0;
}

.trip-number {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    background: var(--primary-color);
    color: white;
    border-radius: 50%;
    font-weight: 700;
    flex-shrink: 0;
}

.trip-summary-details {
    flex: 1;
}

.trip-summary-details strong {
    display: block;
    color: var(--text-primary);
    margin-bottom: 4px;
}

.trip-summary-meta {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-right: 10px;
}

.depot-indicator {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 3px 8px;
    background: var(--success-color);
    color: white;
    border-radius: 10px;
    font-size: 0.75rem;
    font-weight: 600;
}

.depot-indicator.no-return {
    background: var(--warning-color);
}

.bus-schedule-stats {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
}

.stat-badge {
    flex: 1;
    min-width: 150px;
    padding: 12px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: white;
    border-radius: var(--border-radius);
    text-align: center;
}

.stat-label {
    display: block;
    font-size: 0.75rem;
    opacity: 0.9;
    margin-bottom: 5px;
}

.stat-value {
    display: block;
    font-size: 1.5rem;
    font-weight: 700;
}

/* ==========================
   Modal - Large Variant
   ========================== */
.modal-large {
    max-width: 900px;
    max-height: 90vh;
    overflow-y: auto;
}

.modal-trip-form {
    background: var(--bg-light);
    padding: 20px;
    border-radius: var(--border-radius);
    margin-bottom: 20px;
    border: 2px solid var(--border-color);
}

.modal-trip-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
    padding-bottom: 10px;
    border-bottom: 2px solid var(--border-color);
}

.modal-trip-header h4 {
    margin: 0;
    color: var(--primary-color);
}

.btn-icon-only {
    background: var(--danger-color);
    color: white;
    border: none;
    width: 30px;
    height: 30px;
    border-radius: 50%;
    cursor: pointer;
    font-size: 1.2rem;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.btn-icon-only:hover {
    background: #a51c20;
}

/* ==========================
   Bus Schedule Section Styling
   ========================== */
.bus-schedule-section {
    margin-bottom: 40px;
    padding-bottom: 40px;
    border-bottom: 2px solid var(--border-color);
}

.bus-schedule-section:last-child {
    border-bottom: none;
}

.bus-schedule-section h3 {
    color: var(--primary-color);
    margin-bottom: 15px;
}

.schedule-summary {
    display: flex;
    gap: 20px;
    margin-bottom: 25px;
    padding: 15px;
    background: var(--bg-light);
    border-radius: var(--border-radius);
}

.summary-stat {
    text-align: center;
}

.bus-cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 20px;
    margin: 20px 0;
}

/* Added for interactive bus selection */
.bus-selection-for-group.collapsed {
    display: none;
}

.selected-bus-compact {
    padding-left: 3.5rem !important; /* Make space for checkmark */
}

.selected-bus-compact-content {
    margin-left: 0 !important; /* Remove margin that was for a different HTML structure */
}

/* Selected Bus Summary Styling */
.selected-bus-summary {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px;
    background: linear-gradient(135deg, #e8f5e9 0%, #f1f8e9 100%);
    border: 2px solid var(--success-color);
    border-radius: var(--border-radius);
    margin-bottom: 1rem;
    box-shadow: var(--shadow-sm);
}

.selected-bus-info {
    flex: 1;
}

.selected-bus-label {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--success-color);
    margin-bottom: 0.25rem;
}

.selected-bus-name-main {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
}

.selected-bus-details {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.bus-selection-expandable {
    transition: var(--transition);
}

/* ==========================
   Charger Scenario Grid (Page 4)
   ========================== */
.charger-scenarios-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    margin: 30px 0;
}

@media (max-width: 1400px) {
    .charger-scenarios-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .charger-scenarios-grid {
        grid-template-columns: 1fr;
    }
}

.charger-scenario-card {
    background: var(--bg-white);
    border: 3px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 25px;
    cursor: pointer;
    transition: var(--transition);
    position: relative;
}

.charger-scenario-card:hover {
    border-color: var(--primary-color);
    box-shadow: var(--shadow-lg);
    transform: translateY(-3px);
}

.charger-scenario-card.selected {
    border-color: var(--primary-color);
    background: linear-gradient(135deg, #e3f2fd 0%, #f1f8ff 100%);
}

.charger-scenario-card.selected::after {
    content: '✓';
    position: absolute;
    top: 15px;
    right: 15px;
    width: 30px;
    height: 30px;
    background: var(--primary-color);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.2rem;
}

.scenario-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 10px;
}

.scenario-description {
    color: var(--text-secondary);
    margin-bottom: 20px;
    line-height: 1.5;
}

.scenario-details {
    margin-top: 15px;
    padding-top: 15px;
    border-top: 1px solid var(--border-color);
}

.scenario-detail-row {
    display: flex;
    justify-content: space-between;
    padding: 8px 0;
    font-size: 0.95rem;
}

.scenario-detail-label {
    color: var(--text-secondary);
    font-weight: 600;
}

.scenario-detail-value {
    color: var(--text-primary);
    font-weight: 700;
}

.scenario-chargers-list {
    margin-top: 15px;
}

.scenario-charger-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px;
    background: var(--bg-light);
    border-radius: 4px;
    margin-bottom: 8px;
}

.scenario-charger-name {
    font-weight: 600;
    color: var(--text-primary);
}

.scenario-charger-qty {
    color: var(--primary-color);
    font-weight: 700;
}

/* Horizontal Charger Card Layout */
.charger-scenario-card-horizontal {
    background: var(--bg-white);
    border: 3px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 25px;
    cursor: pointer;
    transition: var(--transition);
    position: relative;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.charger-scenario-card-horizontal:hover {
    border-color: var(--primary-color);
    box-shadow: var(--shadow-lg);
    transform: translateY(-2px);
}

.charger-scenario-card-horizontal.selected {
    border-color: var(--primary-color);
    background: linear-gradient(135deg, #e3f2fd 0%, #f1f8ff 100%);
}

.scenario-header-section {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.scenario-header-section h3 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
    margin: 0;
}

.scenario-header-section p {
    color: var(--text-secondary);
    margin: 0;
    line-height: 1.5;
    font-size: 0.95rem;
}

.scenario-equipment-section {
    display: flex;
    flex-direction: column;
    gap: 15px;
    padding: 20px;
    background: var(--bg-light);
    border-radius: 8px;
    border-left: 4px solid var(--primary-color);
}

.scenario-equipment-section > strong {
    font-size: 1.1rem;
    color: var(--text-primary);
    display: block;
    margin-bottom: 5px;
}

.equipment-item {
    display: flex;
    flex-direction: column;
    gap: 10px;
    padding: 15px;
    background: white;
    border-radius: 6px;
    border: 1px solid var(--border-color);
}

.equipment-primary {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 15px;
}

.equipment-header {
    display: flex;
    align-items: center;
    gap: 12px;
    flex: 1;
}

.equipment-header strong {
    font-size: 1.15rem;
    color: var(--text-primary);
    font-weight: 600;
}

.equipment-qty {
    font-size: 1.3rem;
    color: var(--primary-color);
    font-weight: 700;
    white-space: nowrap;
}

.equipment-specs {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.spec-badge {
    display: inline-flex;
    align-items: center;
    padding: 4px 12px;
    background: linear-gradient(135deg, var(--primary-color), #1565c0);
    color: white;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
    box-shadow: 0 2px 4px rgba(25, 118, 210, 0.2);
}

.equipment-reason {
    color: var(--text-secondary);
    font-size: 0.9rem;
    font-style: italic;
    line-height: 1.4;
    margin-top: 5px;
}

.scenario-cost-section {
    padding: 15px 20px;
    background: var(--bg-light);
    border-radius: 8px;
}

.scenario-cost-section > strong {
    font-size: 1.05rem;
    color: var(--text-primary);
    display: block;
    margin-bottom: 12px;
}

.cost-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 12px;
    margin-bottom: 12px;
}

.cost-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 8px 12px;
    background: white;
    border-radius: 4px;
    border: 1px solid var(--border-color);
}

.cost-item-label {
    color: var(--text-secondary);
    font-size: 0.9rem;
    font-weight: 600;
}

.cost-item-value {
    color: var(--text-primary);
    font-weight: 700;
    font-size: 0.95rem;
}

.cost-total {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 15px;
    background: white;
    border-radius: 6px;
    border: 2px solid var(--primary-color);
    margin-top: 8px;
}

.cost-total strong:first-child {
    color: var(--text-primary);
    font-size: 1.05rem;
}

.cost-total strong:last-child {
    color: var(--primary-color);
    font-size: 1.2rem;
}

.selected-indicator {
    position: absolute;
    top: 15px;
    right: 15px;
    width: 35px;
    height: 35px;
    background: var(--primary-color);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.3rem;
    box-shadow: 0 2px 8px rgba(25, 118, 210, 0.3);
}

/* Responsive adjustments for horizontal cards */
@media (max-width: 768px) {
    .charger-scenario-card-horizontal {
        padding: 20px;
    }
    
    .equipment-primary {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .equipment-qty {
        align-self: flex-end;
    }
    
    .cost-grid {
        grid-template-columns: 1fr;
    }
}

/* ==========================
   Bus Schedule Selection Section (Page 3)
   ========================== */
.bus-schedule-selection-section {
    margin-bottom: 40px;
    padding-bottom: 30px;
    border-bottom: 2px solid var(--border-color);
}

.bus-schedule-selection-section:last-child {
    border-bottom: none;
}

.bus-schedule-selection-section h3 {
    color: var(--primary-color);
    margin-bottom: 15px;
    font-size: 1.5rem;
}

.selected-scenario-display {
    background: var(--bg-light);
    padding: 25px;
    border-radius: var(--border-radius);
    border: 2px solid var(--primary-color);
}