/* ==========================================================================
   Percent Off Calculator Module — V2 Styles
   ========================================================================== */

.pctcalc {
    --pctcalc-primary: #4a90a4;
    --pctcalc-accent: #2ecc71;
    --pctcalc-text: #333;
    --pctcalc-text-light: #666;
    --pctcalc-border: #ddd;
    --pctcalc-bg: #fff;
    --pctcalc-card-bg: #f7f8fa;
    --pctcalc-radius: 12px;
    --pctcalc-shadow: 0 4px 24px rgba(0, 0, 0, 0.08);
    --pctcalc-danger: #e74c3c;

    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen, Ubuntu, sans-serif;
    color: var(--pctcalc-text);
    max-width: 540px;
    margin: 0 auto;
    padding: 1.5rem;
    box-sizing: border-box;
}

.pctcalc *, .pctcalc *::before, .pctcalc *::after {
    box-sizing: border-box;
}

/* Heading & Description */
.pctcalc__heading {
    font-size: 1.5rem;
    font-weight: 600;
    text-align: center;
    margin: 0 0 0.5rem;
    color: var(--pctcalc-text);
}

.pctcalc__desc {
    text-align: center;
    color: var(--pctcalc-text-light);
    font-size: 0.925rem;
    margin: 0 0 1.25rem;
    line-height: 1.5;
}

/* ==========================================================================
   Mode Switcher (V2)
   ========================================================================== */

.pctcalc__mode-switcher {
    display: flex;
    background: var(--pctcalc-border);
    border-radius: 8px;
    padding: 3px;
    margin-bottom: 1rem;
    gap: 3px;
}

.pctcalc__mode-btn {
    flex: 1;
    padding: 0.5rem 0.75rem;
    border: none;
    border-radius: 6px;
    background: transparent;
    color: var(--pctcalc-text-light);
    font-size: 0.8rem;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.2s, color 0.2s, box-shadow 0.2s;
}

.pctcalc__mode-btn--active {
    background: var(--pctcalc-bg);
    color: var(--pctcalc-primary);
    box-shadow: 0 1px 4px rgba(0, 0, 0, 0.1);
}

.pctcalc__mode-btn:hover:not(.pctcalc__mode-btn--active) {
    color: var(--pctcalc-text);
}

/* Card */
.pctcalc__card {
    background: var(--pctcalc-card-bg);
    border-radius: var(--pctcalc-radius);
    box-shadow: var(--pctcalc-shadow);
    padding: 1.5rem;
    overflow: hidden;
}

.pctcalc--bg-gradient .pctcalc__card {
    background: linear-gradient(135deg, var(--pctcalc-card-bg) 0%, #eef2f5 100%);
}

.pctcalc--bg-solid .pctcalc__card {
    background: var(--pctcalc-card-bg);
}

.pctcalc--bg-transparent .pctcalc__card {
    background: transparent;
    box-shadow: none;
    border: 1px solid var(--pctcalc-border);
}

/* Fields */
.pctcalc__field {
    margin-bottom: 1rem;
}

.pctcalc__label {
    display: block;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: var(--pctcalc-text-light);
    margin-bottom: 0.35rem;
}

.pctcalc__input-wrap {
    position: relative;
    display: flex;
    align-items: center;
}

.pctcalc__input-wrap .pctcalc__currency {
    position: absolute;
    left: 0.85rem;
    font-size: 1rem;
    font-weight: 600;
    color: var(--pctcalc-text-light);
    pointer-events: none;
}

.pctcalc__input {
    width: 100%;
    padding: 0.7rem 0.85rem 0.7rem 2rem;
    border: 2px solid var(--pctcalc-border);
    border-radius: 8px;
    font-size: 1.1rem;
    font-weight: 500;
    color: var(--pctcalc-text);
    background: var(--pctcalc-bg);
    transition: border-color 0.2s, box-shadow 0.2s;
    outline: none;
    -moz-appearance: textfield;
}

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

.pctcalc__input:focus {
    border-color: var(--pctcalc-primary);
    box-shadow: 0 0 0 3px color-mix(in srgb, var(--pctcalc-primary) 20%, transparent);
}

.pctcalc__input-wrap--percent .pctcalc__input {
    padding-left: 0.85rem;
    padding-right: 2.25rem;
}

.pctcalc__input-wrap--qty .pctcalc__input {
    padding-left: 0.85rem;
}

.pctcalc__percent {
    position: absolute;
    right: 0.85rem;
    font-size: 1rem;
    font-weight: 600;
    color: var(--pctcalc-text-light);
    pointer-events: none;
}

/* ==========================================================================
   Discount Type Toggle (V2)
   ========================================================================== */

.pctcalc__discount-type-wrap {
    display: inline-flex;
    border: 1px solid var(--pctcalc-border);
    border-radius: 5px;
    overflow: hidden;
    margin-bottom: 0.35rem;
}

.pctcalc__dtype-btn {
    padding: 0.2rem 0.6rem;
    border: none;
    background: var(--pctcalc-bg);
    color: var(--pctcalc-text-light);
    font-size: 0.75rem;
    font-weight: 700;
    cursor: pointer;
    transition: background 0.2s, color 0.2s;
}

.pctcalc__dtype-btn + .pctcalc__dtype-btn {
    border-left: 1px solid var(--pctcalc-border);
}

.pctcalc__dtype-btn--active {
    background: var(--pctcalc-primary);
    color: #fff;
}

.pctcalc__dtype-btn:hover:not(.pctcalc__dtype-btn--active) {
    background: #eee;
}

/* Fixed amount symbol positioning */
.pctcalc__fixed-sym {
    position: absolute;
    left: 0.85rem;
    right: auto;
    font-size: 1rem;
    font-weight: 600;
    color: var(--pctcalc-text-light);
    pointer-events: none;
}

/* When in fixed mode, adjust input padding */
.pctcalc__input--discount[data-discount-type="fixed"] {
    padding-left: 2rem;
    padding-right: 0.85rem;
}

/* Slider */
.pctcalc__slider {
    width: 100%;
    margin-top: 0.4rem;
    height: 6px;
    -webkit-appearance: none;
    appearance: none;
    background: var(--pctcalc-border);
    border-radius: 3px;
    outline: none;
    cursor: pointer;
}

.pctcalc__slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: var(--pctcalc-primary);
    cursor: pointer;
    border: 2px solid var(--pctcalc-bg);
    box-shadow: 0 1px 4px rgba(0, 0, 0, 0.2);
    transition: transform 0.15s;
}

.pctcalc__slider::-webkit-slider-thumb:hover {
    transform: scale(1.15);
}

.pctcalc__slider::-moz-range-thumb {
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: var(--pctcalc-primary);
    cursor: pointer;
    border: 2px solid var(--pctcalc-bg);
    box-shadow: 0 1px 4px rgba(0, 0, 0, 0.2);
}

/* Add Discount Button */
.pctcalc__add-discount {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.45rem 0.85rem;
    border: 1px dashed var(--pctcalc-primary);
    border-radius: 6px;
    background: transparent;
    color: var(--pctcalc-primary);
    font-size: 0.85rem;
    font-weight: 500;
    cursor: pointer;
    transition: background 0.2s, color 0.2s;
    margin-bottom: 1rem;
}

.pctcalc__add-discount:hover {
    background: var(--pctcalc-primary);
    color: #fff;
}

.pctcalc__add-discount[disabled] {
    opacity: 0.4;
    cursor: not-allowed;
}

.pctcalc__add-discount[disabled]:hover {
    background: transparent;
    color: var(--pctcalc-primary);
}

/* Remove discount button */
.pctcalc__remove-discount {
    position: absolute;
    top: 0;
    right: -0.25rem;
    background: none;
    border: none;
    color: var(--pctcalc-danger);
    cursor: pointer;
    font-size: 1.1rem;
    line-height: 1;
    padding: 0.2rem;
    opacity: 0.6;
    transition: opacity 0.2s;
}

.pctcalc__remove-discount:hover {
    opacity: 1;
}

.pctcalc__discount-row {
    position: relative;
}

/* Tax & Quantity Sections */
.pctcalc__tax-section,
.pctcalc__qty-section {
    margin-bottom: 0.5rem;
}

.pctcalc__tax-toggle,
.pctcalc__qty-toggle,
.pctcalc__comparison-toggle {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    margin-bottom: 0.75rem;
}

.pctcalc__tax-label {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--pctcalc-text-light);
}

/* Toggle Switch */
.pctcalc__toggle {
    position: relative;
    display: inline-block;
    width: 40px;
    height: 22px;
    flex-shrink: 0;
}

.pctcalc__toggle-input {
    opacity: 0;
    width: 0;
    height: 0;
}

.pctcalc__toggle-slider {
    position: absolute;
    cursor: pointer;
    inset: 0;
    background: var(--pctcalc-border);
    border-radius: 22px;
    transition: background 0.25s;
}

.pctcalc__toggle-slider::before {
    content: "";
    position: absolute;
    height: 16px;
    width: 16px;
    left: 3px;
    bottom: 3px;
    background: white;
    border-radius: 50%;
    transition: transform 0.25s;
}

.pctcalc__toggle-input:checked + .pctcalc__toggle-slider {
    background: var(--pctcalc-accent);
}

.pctcalc__toggle-input:checked + .pctcalc__toggle-slider::before {
    transform: translateX(18px);
}

/* Divider */
.pctcalc__divider {
    border: none;
    border-top: 1px solid var(--pctcalc-border);
    margin: 0.75rem 0 1rem;
}

/* Results */
.pctcalc__results {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.pctcalc__result {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.pctcalc__result-label {
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.03em;
    color: var(--pctcalc-text-light);
    min-width: 100px;
}

.pctcalc__result-value {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--pctcalc-text);
    transition: color 0.3s;
    display: flex;
    align-items: baseline;
    gap: 0.1rem;
}

.pctcalc__result-value .pctcalc__currency {
    font-size: 0.9rem;
    font-weight: 600;
}

.pctcalc__result-unit {
    font-size: 0.9rem;
    font-weight: 600;
}

.pctcalc__result--savings .pctcalc__result-value,
.pctcalc__result-value--accent {
    color: var(--pctcalc-accent);
}

.pctcalc__result-value--primary {
    color: var(--pctcalc-primary);
}

.pctcalc__result--total {
    padding-top: 0.5rem;
    border-top: 1px solid var(--pctcalc-border);
}

.pctcalc__result--total .pctcalc__result-value {
    color: var(--pctcalc-primary);
}

.pctcalc__result--qty-total,
.pctcalc__result--qty-savings {
    padding-left: 0.5rem;
    border-left: 3px solid var(--pctcalc-primary);
}

.pctcalc__result--qty-savings {
    border-left-color: var(--pctcalc-accent);
}

/* Animated value change */
.pctcalc__result-value.pctcalc--flash {
    animation: pctcalc-flash 0.35s ease;
}

@keyframes pctcalc-flash {
    0%   { transform: scale(1); }
    40%  { transform: scale(1.08); }
    100% { transform: scale(1); }
}

/* Copy Button */
.pctcalc__copy {
    background: none;
    border: none;
    color: var(--pctcalc-text-light);
    cursor: pointer;
    padding: 0.3rem;
    border-radius: 4px;
    transition: color 0.2s, background 0.2s;
    margin-left: auto;
    flex-shrink: 0;
}

.pctcalc__copy:hover {
    color: var(--pctcalc-primary);
    background: color-mix(in srgb, var(--pctcalc-primary) 10%, transparent);
}

.pctcalc__copy.pctcalc--copied {
    color: var(--pctcalc-accent);
}

/* ==========================================================================
   Price Comparison (V2)
   ========================================================================== */

.pctcalc__comparison {
    margin-top: 1rem;
    padding-top: 0.75rem;
    border-top: 1px solid var(--pctcalc-border);
}

.pctcalc__comparison-result {
    padding: 0.65rem 0.85rem;
    border-radius: 8px;
    font-size: 0.85rem;
    font-weight: 500;
    line-height: 1.4;
    margin-top: 0.5rem;
}

.pctcalc__compare-win {
    display: block;
    padding: 0.65rem 0.85rem;
    background: color-mix(in srgb, var(--pctcalc-accent) 12%, transparent);
    border-radius: 8px;
    color: #1a7a42;
}

.pctcalc__compare-lose {
    display: block;
    padding: 0.65rem 0.85rem;
    background: color-mix(in srgb, var(--pctcalc-danger) 10%, transparent);
    border-radius: 8px;
    color: #b83232;
}

.pctcalc__compare-tie {
    display: block;
    padding: 0.65rem 0.85rem;
    background: color-mix(in srgb, var(--pctcalc-primary) 10%, transparent);
    border-radius: 8px;
    color: var(--pctcalc-text-light);
}

/* Summary */
.pctcalc__summary {
    margin-top: 1rem;
    padding: 0.75rem 1rem;
    background: color-mix(in srgb, var(--pctcalc-accent) 10%, transparent);
    border-radius: 8px;
    font-size: 0.875rem;
    color: var(--pctcalc-text);
    line-height: 1.5;
    text-align: center;
}

/* Formula */
.pctcalc__formula {
    text-align: center;
    margin-top: 1.25rem;
    font-size: 0.85rem;
    color: var(--pctcalc-text-light);
}

.pctcalc__formula strong {
    display: block;
    margin-bottom: 0.2rem;
    color: var(--pctcalc-text);
}

.pctcalc__formula em {
    font-style: italic;
}

/* ==========================================================================
   Compact Layout
   ========================================================================== */

.pctcalc--compact {
    max-width: 320px;
    padding: 1rem;
}

.pctcalc--compact .pctcalc__heading {
    font-size: 1.15rem;
}

.pctcalc--compact .pctcalc__desc {
    font-size: 0.8rem;
}

.pctcalc--compact .pctcalc__card {
    padding: 1rem;
}

.pctcalc--compact .pctcalc__input {
    font-size: 0.95rem;
    padding: 0.55rem 0.7rem 0.55rem 1.6rem;
}

.pctcalc--compact .pctcalc__input-wrap--percent .pctcalc__input {
    padding-left: 0.7rem;
    padding-right: 1.8rem;
}

.pctcalc--compact .pctcalc__result-value {
    font-size: 1.15rem;
}

.pctcalc--compact .pctcalc__slider {
    display: none;
}

.pctcalc--compact .pctcalc__mode-switcher {
    flex-direction: column;
}

.pctcalc--compact .pctcalc__mode-btn {
    font-size: 0.75rem;
}

/* ==========================================================================
   Responsive
   ========================================================================== */

@media (max-width: 480px) {
    .pctcalc {
        padding: 1rem;
    }

    .pctcalc__heading {
        font-size: 1.25rem;
    }

    .pctcalc__card {
        padding: 1rem;
    }

    .pctcalc__result-value {
        font-size: 1.2rem;
    }

    .pctcalc__result-label {
        min-width: 80px;
        font-size: 0.75rem;
    }

    .pctcalc__mode-btn {
        font-size: 0.75rem;
        padding: 0.45rem 0.5rem;
    }
}