/**
 * Lamusilá - Shipping Calculator Styles
 * v1.1.0
 *
 * Uses CSS custom properties for easy theme customization.
 * Override variables in your theme CSS:
 *   .lsc-calculator-wrapper { --lsc-primary: #your-color; }
 */

/* ── CSS Variables (theming) ── */
.lsc-calculator-wrapper {
    --lsc-primary: #333;
    --lsc-primary-hover: #555;
    --lsc-primary-active: #222;
    --lsc-text: #333;
    --lsc-text-muted: #888;
    --lsc-border: #e0e0e0;
    --lsc-input-border: #ccc;
    --lsc-input-focus: #333;
    --lsc-bg: #fafafa;
    --lsc-bg-input: #fff;
    --lsc-success: #28a745;
    --lsc-error: #dc3545;
    --lsc-error-bg: #fff3f3;
    --lsc-error-border: #ffcdd2;
    --lsc-warning: #f57f17;
    --lsc-warning-bg: #fff8e1;
    --lsc-warning-border: #ffe082;
    --lsc-radius: 8px;
    --lsc-radius-sm: 6px;
    --lsc-font-sm: 12px;
    --lsc-font-base: 14px;
    --lsc-font-md: 15px;
    --lsc-focus-ring: rgba(51, 51, 51, 0.08);
    --lsc-error-ring: rgba(220, 53, 69, 0.12);
}

/* ── Wrapper ── */
.lsc-calculator-wrapper {
    margin: 20px 0;
    padding: 18px 20px;
    border: 1px solid var(--lsc-border);
    border-radius: var(--lsc-radius);
    background: var(--lsc-bg);
    font-family: inherit;
    max-width: 480px;
    width: 100%;
    box-sizing: border-box;
}

/* ── Title ── */
.lsc-title {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: var(--lsc-font-md);
    font-weight: 600;
    color: var(--lsc-text);
    margin-bottom: 12px;
    line-height: 1.3;
}

.lsc-title-icon {
    display: flex;
    align-items: center;
    flex-shrink: 0;
    color: var(--lsc-text-muted);
}

/* ── Form ── */
.lsc-form {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.lsc-input-group {
    display: flex;
    gap: 8px;
}

.lsc-postcode-input {
    flex: 1;
    padding: 10px 14px;
    border: 1px solid var(--lsc-input-border);
    border-radius: var(--lsc-radius-sm);
    font-size: var(--lsc-font-base);
    font-family: inherit;
    outline: none;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
    min-width: 0;
    background: var(--lsc-bg-input);
    color: var(--lsc-text);
    box-sizing: border-box;
}

.lsc-postcode-input:focus {
    border-color: var(--lsc-input-focus);
    /* Use semi-transparent primary color for focus ring */
    box-shadow: 0 0 0 2px var(--lsc-focus-ring, rgba(51, 51, 51, 0.08));
}

.lsc-postcode-input.lsc-input-error {
    border-color: var(--lsc-error);
    box-shadow: 0 0 0 2px var(--lsc-error-ring, rgba(220, 53, 69, 0.12));
}

.lsc-calculate-btn {
    padding: 10px 20px;
    background: var(--lsc-primary);
    color: #fff;
    border: none;
    border-radius: var(--lsc-radius-sm);
    font-size: var(--lsc-font-base);
    font-weight: 600;
    font-family: inherit;
    cursor: pointer;
    transition: background-color 0.2s ease, opacity 0.2s ease;
    white-space: nowrap;
    line-height: 1.4;
}

.lsc-calculate-btn:hover {
    background: var(--lsc-primary-hover);
}

.lsc-calculate-btn:active {
    background: var(--lsc-primary-active);
}

.lsc-calculate-btn:disabled,
.lsc-calculate-btn.lsc-btn-loading {
    opacity: 0.6;
    cursor: not-allowed;
    pointer-events: none;
}

.lsc-find-postcode {
    font-size: var(--lsc-font-sm);
    color: var(--lsc-text-muted);
    text-decoration: underline;
    text-decoration-style: dotted;
    text-underline-offset: 2px;
    transition: color 0.15s ease;
}

.lsc-find-postcode:hover {
    color: var(--lsc-text);
}

/* ── Results ── */
.lsc-results {
    margin-top: 14px;
}

/* ── Loading Spinner ── */
.lsc-loading {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 0;
    color: var(--lsc-text-muted);
    font-size: 13px;
}

.lsc-spinner {
    display: inline-block;
    width: 18px;
    height: 18px;
    border: 2px solid var(--lsc-border);
    border-top-color: var(--lsc-primary);
    border-radius: 50%;
    animation: lsc-spin 0.7s linear infinite;
    flex-shrink: 0;
}

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

/* ── Rates List ── */
.lsc-rates-list {
    display: flex;
    flex-direction: column;
}

.lsc-rate-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 0;
    border-bottom: 1px solid var(--lsc-border);
    gap: 12px;
}

.lsc-rate-item:last-child {
    border-bottom: none;
    padding-bottom: 0;
}

.lsc-rate-item:first-child {
    padding-top: 0;
}

.lsc-rate-info {
    display: flex;
    flex-direction: column;
    gap: 2px;
    min-width: 0; /* Allow text truncation */
}

.lsc-rate-label {
    font-size: var(--lsc-font-base);
    font-weight: 500;
    color: var(--lsc-text);
    line-height: 1.3;
}

.lsc-rate-delivery {
    font-size: var(--lsc-font-sm);
    color: var(--lsc-text-muted);
}

.lsc-rate-cost {
    text-align: right;
    flex-shrink: 0;
}

.lsc-rate-price {
    font-size: var(--lsc-font-md);
    font-weight: 700;
    color: var(--lsc-text);
    white-space: nowrap;
}

.lsc-rate-free {
    font-size: var(--lsc-font-base);
    font-weight: 700;
    color: var(--lsc-success);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    white-space: nowrap;
}

/* ── Error Message ── */
.lsc-error {
    padding: 10px 14px;
    background: var(--lsc-error-bg);
    border: 1px solid var(--lsc-error-border);
    border-radius: var(--lsc-radius-sm);
    color: var(--lsc-error);
    font-size: 13px;
    line-height: 1.4;
}

/* ── No Rates Warning ── */
.lsc-no-rates {
    padding: 10px 14px;
    background: var(--lsc-warning-bg);
    border: 1px solid var(--lsc-warning-border);
    border-radius: var(--lsc-radius-sm);
    color: var(--lsc-warning);
    font-size: 13px;
    line-height: 1.4;
}

/* ── Responsive ── */
@media (max-width: 480px) {
    .lsc-calculator-wrapper {
        padding: 14px 16px;
    }

    .lsc-input-group {
        flex-direction: column;
    }

    .lsc-calculate-btn {
        width: 100%;
        padding: 12px;
        text-align: center;
    }
}

/* ── Dark Mode Support ── */
@media (prefers-color-scheme: dark) {
    .lsc-calculator-wrapper {
        --lsc-text: #e0e0e0;
        --lsc-text-muted: #999;
        --lsc-border: #444;
        --lsc-input-border: #555;
        --lsc-input-focus: #aaa;
        --lsc-bg: #1e1e1e;
        --lsc-bg-input: #2a2a2a;
        --lsc-primary: #e0e0e0;
        --lsc-primary-hover: #ccc;
        --lsc-primary-active: #bbb;
        --lsc-error-bg: #3a1a1a;
        --lsc-error-border: #5a2a2a;
        --lsc-warning-bg: #3a3010;
        --lsc-warning-border: #5a4a20;
    }

    .lsc-calculate-btn {
        color: #1e1e1e;
    }
}