/**
 * Libyano Shipping Calculator Styles
 * Modern, responsive card-based layout
 */

/* ===== Variables ===== */
:root {
    --lsc-primary: #2563eb;
    --lsc-primary-hover: #1d4ed8;
    --lsc-success: #10b981;
    --lsc-error: #ef4444;
    --lsc-text-primary: #1f2937;
    --lsc-text-secondary: #6b7280;
    --lsc-border: #e5e7eb;
    --lsc-bg-light: #f9fafb;
    --lsc-white: #ffffff;
    --lsc-shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --lsc-shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --lsc-shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --lsc-radius: 0.5rem;
    --lsc-radius-lg: 0.75rem;
}

/* ===== Container ===== */
.lsc-calculator-wrapper {
    max-width: 1200px;
    margin: 2rem auto;
    padding: 0 1rem;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
}

.lsc-calculator-container {
    background: var(--lsc-white);
    border: 1px solid var(--lsc-border);
    border-radius: var(--lsc-radius-lg);
    padding: 2rem;
    box-shadow: var(--lsc-shadow-md);
    margin-bottom: 2rem;
}

.lsc-calculator-title {
    font-size: 1.875rem;
    font-weight: 700;
    color: var(--lsc-text-primary);
    margin: 0 0 1.5rem 0;
}

/* ===== Form Styles ===== */
.lsc-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.lsc-form-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.25rem;
}

.lsc-dimensions-row {
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
}

.lsc-form-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.lsc-label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--lsc-text-primary);
}

.lsc-icon {
    width: 1.25rem;
    height: 1.25rem;
    color: var(--lsc-primary);
}

.lsc-icon-small {
    width: 1rem;
    height: 1rem;
}

.lsc-required {
    color: var(--lsc-error);
}

.lsc-input,
.lsc-select {
    width: 100%;
    padding: 0.75rem 1rem;
    font-size: 1rem;
    border: 1px solid var(--lsc-border);
    border-radius: var(--lsc-radius);
    background: var(--lsc-white);
    color: var(--lsc-text-primary);
    transition: all 0.2s ease;
}

.lsc-input:focus,
.lsc-select:focus {
    outline: none;
    border-color: var(--lsc-primary);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.lsc-input-readonly {
    background: var(--lsc-bg-light);
    cursor: not-allowed;
}

.lsc-input-group {
    display: flex;
    gap: 0.5rem;
    align-items: center;
}

.lsc-input-with-unit {
    flex: 1;
}

.lsc-input-dimension {
    flex: 1;
}

.lsc-unit-select {
    width: auto;
    min-width: 80px;
}

.lsc-unit-label {
    padding: 0.75rem 1rem;
    background: var(--lsc-bg-light);
    border: 1px solid var(--lsc-border);
    border-radius: var(--lsc-radius);
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--lsc-text-secondary);
}

.lsc-error-text {
    font-size: 0.875rem;
    color: var(--lsc-error);
    display: none;
}

.lsc-form-group.has-error .lsc-error-text {
    display: block;
}

.lsc-form-group.has-error .lsc-input,
.lsc-form-group.has-error .lsc-select {
    border-color: var(--lsc-error);
}

/* ===== Submit Button ===== */
.lsc-submit-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

/* Add invisible label for alignment */
.lsc-submit-group::before {
    content: '\00a0';
    font-size: 0.875rem;
    height: 1.75rem;
    visibility: hidden;
}

.lsc-submit-btn {
    width: 100%;
    padding: 0.75rem 2rem;
    font-size: 1rem;
    font-weight: 600;
    color: var(--lsc-white);
    background: var(--lsc-primary);
    border: none;
    border-radius: var(--lsc-radius);
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    height: 3.125rem;
}

.lsc-submit-btn:hover:not(:disabled) {
    background: var(--lsc-primary-hover);
    transform: translateY(-1px);
    box-shadow: var(--lsc-shadow-md);
}

.lsc-submit-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

/* ===== Results Section ===== */
.lsc-results-container {
    margin-top: 2rem;
}

.lsc-results-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--lsc-text-primary);
    margin: 0 0 1.5rem 0;
}

.lsc-results-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 1.5rem;
}

/* ===== Rate Card ===== */
.lsc-rate-card {
    background: var(--lsc-white);
    border: 1px solid var(--lsc-border);
    border-radius: var(--lsc-radius-lg);
    padding: 1.5rem;
    box-shadow: var(--lsc-shadow-md);
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.lsc-rate-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--lsc-shadow-lg);
    border-color: var(--lsc-primary);
}

.lsc-card-header {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--lsc-border);
}

.lsc-service-name {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--lsc-text-primary);
    margin: 0;
}

.lsc-delivery-time {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.875rem;
    color: var(--lsc-text-secondary);
}

.lsc-card-price {
    display: flex;
    align-items: baseline;
    gap: 0.5rem;
}

.lsc-price-label {
    font-size: 1rem;
    font-weight: 600;
    color: var(--lsc-text-secondary);
}

.lsc-price-amount {
    font-size: 2.25rem;
    font-weight: 700;
    color: var(--lsc-primary);
}

.lsc-card-features {
    flex: 1;
}

.lsc-features-list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.lsc-features-list li {
    display: flex;
    align-items: flex-start;
    gap: 0.5rem;
    font-size: 0.875rem;
    color: var(--lsc-text-secondary);
}

.lsc-feature-icon {
    width: 1.25rem;
    height: 1.25rem;
    color: var(--lsc-success);
    flex-shrink: 0;
    margin-top: 0.125rem;
}

/* Card footer and button removed - no longer needed */

/* ===== Empty State ===== */
.lsc-empty-state {
    text-align: center;
    padding: 3rem 1rem;
    background: var(--lsc-bg-light);
    border-radius: var(--lsc-radius-lg);
}

.lsc-empty-state p {
    font-size: 1.125rem;
    color: var(--lsc-text-secondary);
    margin: 0;
}

/* ===== Error Message ===== */
.lsc-error-message {
    padding: 1rem;
    background: #fee2e2;
    border: 1px solid #fecaca;
    border-radius: var(--lsc-radius);
    color: #991b1b;
}

/* ===== Loading States ===== */
.lsc-loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
}

.lsc-loading-spinner {
    background: var(--lsc-white);
    padding: 2rem;
    border-radius: var(--lsc-radius-lg);
    text-align: center;
}

.lsc-spinner,
.lsc-spinner-large {
    animation: lsc-spin 1s linear infinite;
}

.lsc-spinner {
    width: 1.25rem;
    height: 1.25rem;
}

.lsc-spinner-large {
    width: 3rem;
    height: 3rem;
    margin: 0 auto 1rem;
}

.lsc-spinner-circle {
    stroke-dasharray: 60;
    stroke-dashoffset: 45;
}

@keyframes lsc-spin {
    to {
        transform: rotate(360deg);
    }
}

/* ===== Responsive Design ===== */
@media (max-width: 768px) {
    .lsc-calculator-container {
        padding: 1.5rem;
    }
    
    .lsc-calculator-title {
        font-size: 1.5rem;
    }
    
    .lsc-form-row,
    .lsc-dimensions-row {
        grid-template-columns: 1fr;
    }
    
    .lsc-results-grid {
        grid-template-columns: 1fr;
    }
    
    .lsc-price-amount {
        font-size: 1.875rem;
    }
}

@media (max-width: 480px) {
    .lsc-calculator-wrapper {
        padding: 0 0.5rem;
    }
    
    .lsc-calculator-container {
        padding: 1rem;
    }
}