/* ═══════════════════════════════════════════════
   Fare Calculator Section
   ═══════════════════════════════════════════════ */

.calculator {
    background: var(--color-bg-secondary);
}

.calc-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-2xl);
    background: var(--color-bg-glass);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-2xl);
    padding: var(--space-2xl);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

/* ── Form Elements ── */
.calc-form {
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
}

.calc-group {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
    position: relative;
}

.calc-group label {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: var(--text-sm);
    font-weight: 600;
    color: var(--color-text-secondary);
}

.calc-group label i {
    color: var(--color-primary);
}

.calc-group input[type="text"],
.calc-group input[type="number"] {
    width: 100%;
    padding: 0.875rem 1rem;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    color: var(--color-text);
    font-size: var(--text-base);
    transition: all var(--transition-fast);
    outline: none;
}

.calc-group input:focus {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(var(--color-primary-rgb), 0.15);
}

.calc-group input::placeholder {
    color: var(--color-text-muted);
}

/* ── Autocomplete Dropdown ── */
.autocomplete-list {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    z-index: 100;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    max-height: 200px;
    overflow-y: auto;
    display: none;
    box-shadow: var(--shadow-lg);
}

.autocomplete-list.active {
    display: block;
}

.autocomplete-list li {
    padding: 0.75rem 1rem;
    font-size: var(--text-sm);
    color: var(--color-text-secondary);
    cursor: pointer;
    transition: all var(--transition-fast);
    border-bottom: 1px solid var(--color-border);
}

.autocomplete-list li:last-child {
    border-bottom: none;
}

.autocomplete-list li:hover {
    background: rgba(var(--color-primary-rgb), 0.1);
    color: var(--color-text);
}

/* ── Row Layout ── */
.calc-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-md);
}

/* ── Stepper ── */
.stepper {
    display: flex;
    align-items: center;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    overflow: hidden;
}

.stepper-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    color: var(--color-text-secondary);
    transition: all var(--transition-fast);
    flex-shrink: 0;
}

.stepper-btn:hover {
    background: rgba(var(--color-primary-rgb), 0.1);
    color: var(--color-primary);
}

.stepper input {
    width: 100%;
    text-align: center;
    border: none;
    background: transparent;
    font-size: var(--text-lg);
    font-weight: 700;
    color: var(--color-text);
    padding: 0.75rem 0;
    -moz-appearance: textfield;
}

.stepper input::-webkit-outer-spin-button,
.stepper input::-webkit-inner-spin-button {
    -webkit-appearance: none;
    margin: 0;
}

/* ── Tariff Toggle ── */
.tariff-toggle {
    display: flex;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    overflow: hidden;
}

.tariff-btn {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    padding: 0.75rem;
    font-size: var(--text-sm);
    font-weight: 600;
    color: var(--color-text-secondary);
    transition: all var(--transition-fast);
}

.tariff-btn.active {
    background: var(--color-primary);
    color: var(--color-text-on-primary);
}

.tariff-btn:not(.active):hover {
    background: rgba(var(--color-primary-rgb), 0.1);
    color: var(--color-primary);
}

/* ── Checkbox ── */
.checkbox-label {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    cursor: pointer;
    font-size: var(--text-sm) !important;
    font-weight: 500 !important;
    color: var(--color-text-secondary) !important;
    user-select: none;
}

.checkbox-label input[type="checkbox"] {
    display: none;
}

.checkmark {
    flex-shrink: 0;
    width: 22px;
    height: 22px;
    border: 2px solid var(--color-border-light);
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
    position: relative;
}

.checkbox-label input:checked + .checkmark {
    background: var(--color-primary);
    border-color: var(--color-primary);
}

.checkbox-label input:checked + .checkmark::after {
    content: '';
    position: absolute;
    top: 3px;
    left: 6px;
    width: 6px;
    height: 10px;
    border: solid var(--color-text-on-primary);
    border-width: 0 2px 2px 0;
    transform: rotate(45deg);
}

/* ── Result Panel ── */
.calc-result {
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-surface);
    border-radius: var(--radius-xl);
    padding: var(--space-2xl);
    min-height: 300px;
}

.result-placeholder {
    text-align: center;
    color: var(--color-text-muted);
}

.result-placeholder i {
    font-size: 3rem;
    margin-bottom: var(--space-md);
    opacity: 0.3;
}

.result-placeholder p {
    font-size: var(--text-sm);
    max-width: 250px;
}

/* ── Result Content ── */
.result-content {
    text-align: center;
    width: 100%;
}

.result-price {
    font-family: var(--font-display);
    font-size: var(--text-7xl);
    font-weight: 900;
    color: var(--color-primary);
    line-height: 1;
    margin-bottom: var(--space-sm);
    animation: scale-in 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
}

@keyframes scale-in {
    from { transform: scale(0.5); opacity: 0; }
    to { transform: scale(1); opacity: 1; }
}

.result-label {
    font-size: var(--text-sm);
    color: var(--color-text-secondary);
    margin-bottom: var(--space-xl);
}

.result-details {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
    text-align: left;
    padding-top: var(--space-lg);
    border-top: 1px solid var(--color-border);
}

.result-detail {
    display: flex;
    justify-content: space-between;
    font-size: var(--text-sm);
    color: var(--color-text-secondary);
}

.result-detail span:last-child {
    font-weight: 600;
    color: var(--color-text);
}

.result-detail.surcharge span:last-child {
    color: var(--color-warning);
}

/* ── Request State ── */
.result-request {
    text-align: center;
    animation: scale-in 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.result-request i {
    font-size: 3rem;
    color: var(--color-primary);
    margin-bottom: var(--space-md);
}

.result-request h3 {
    font-size: var(--text-2xl);
    margin-bottom: var(--space-sm);
    color: var(--color-text);
}

.result-request p {
    font-size: var(--text-sm);
    color: var(--color-text-secondary);
    margin-bottom: var(--space-lg);
}

/* ── Info Box ── */
.calc-info {
    margin-top: var(--space-xl);
}

.calc-info p {
    display: flex;
    align-items: flex-start;
    gap: var(--space-sm);
    font-size: var(--text-sm);
    color: var(--color-text-muted);
    line-height: 1.7;
}

.calc-info i {
    flex-shrink: 0;
    margin-top: 3px;
    color: var(--color-primary);
}

@media (max-width: 768px) {
    .calc-container {
        grid-template-columns: 1fr;
        padding: var(--space-lg);
    }

    .calc-row {
        grid-template-columns: 1fr;
    }

    .result-price {
        font-size: var(--text-5xl);
    }
}