/* =========================================================================
   Gift Products — Front-office Styles
   Widget (product page), Popup Modal, Toast Notifications
   ========================================================================= */

/* -------------------------------------------------------------------------
   CSS Custom Properties
   ------------------------------------------------------------------------- */
:root {
    --gp-primary: #e74c8b;
    --gp-primary-dark: #c9376f;
    --gp-primary-light: #fce4ef;
    --gp-success: #27ae60;
    --gp-success-light: #e8f8f0;
    --gp-error: #e74c3c;
    --gp-error-light: #fbeaea;
    --gp-text: #2d3436;
    --gp-text-muted: #636e72;
    --gp-bg: #ffffff;
    --gp-border: #dfe6e9;
    --gp-shadow: 0 8px 32px rgba(0, 0, 0, 0.12);
    --gp-shadow-lg: 0 16px 48px rgba(0, 0, 0, 0.18);
    --gp-radius: 12px;
    --gp-radius-sm: 8px;
    --gp-transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --gp-font: inherit;
}

/* -------------------------------------------------------------------------
   Body Lock (prevent scroll when popup is open)
   ------------------------------------------------------------------------- */
body.giftproducts-body-locked {
    overflow: hidden !important;
}

/* -------------------------------------------------------------------------
   Product Page Widget (informational banner)
   ------------------------------------------------------------------------- */
.giftproducts-widget {
    margin: 16px 0;
    padding: 14px 18px;
    background: linear-gradient(135deg, var(--gp-primary-light) 0%, #fdf0f5 100%);
    border: 1px solid rgba(231, 76, 139, 0.2);
    border-radius: var(--gp-radius-sm);
    font-family: var(--gp-font);
    display: flex;
    align-items: flex-start;
    gap: 12px;
    animation: gp-slideIn 0.4s ease-out;
}

.giftproducts-widget__icon {
    font-size: 24px;
    line-height: 1;
    flex-shrink: 0;
    margin-top: 2px;
}

.giftproducts-widget__content {
    flex: 1;
}

.giftproducts-widget__title {
    font-size: 14px;
    font-weight: 700;
    color: var(--gp-primary-dark);
    margin: 0 0 6px;
    text-transform: uppercase;
    letter-spacing: 0.3px;
}

.giftproducts-widget__list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.giftproducts-widget__item {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 6px 12px;
    background: var(--gp-bg);
    border-radius: 20px;
    font-size: 13px;
    color: var(--gp-text);
    box-shadow: 0 1px 4px rgba(0, 0, 0, 0.06);
    transition: transform var(--gp-transition), box-shadow var(--gp-transition);
}

.giftproducts-widget__item:hover {
    transform: translateY(-1px);
    box-shadow: 0 3px 8px rgba(0, 0, 0, 0.1);
}

.giftproducts-widget__item-img {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    object-fit: cover;
    border: 1px solid var(--gp-border);
}

/* -------------------------------------------------------------------------
   Overlay
   ------------------------------------------------------------------------- */
.giftproducts-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.55);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    z-index: 999999;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

.giftproducts-overlay--visible {
    opacity: 1;
    visibility: visible;
}

/* -------------------------------------------------------------------------
   Modal
   ------------------------------------------------------------------------- */
.giftproducts-modal {
    background: var(--gp-bg);
    border-radius: var(--gp-radius);
    box-shadow: var(--gp-shadow-lg);
    max-width: 640px;
    width: 100%;
    max-height: 85vh;
    overflow-y: auto;
    position: relative;
    transform: translateY(20px) scale(0.96);
    transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.giftproducts-overlay--visible .giftproducts-modal {
    transform: translateY(0) scale(1);
}

.giftproducts-modal__close {
    position: absolute;
    top: 12px;
    right: 14px;
    background: none;
    border: none;
    font-size: 28px;
    color: var(--gp-text-muted);
    cursor: pointer;
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: background var(--gp-transition), color var(--gp-transition);
    z-index: 1;
    line-height: 1;
}

.giftproducts-modal__close:hover {
    background: #f0f0f0;
    color: var(--gp-text);
}

/* ---- Header ---- */
.giftproducts-modal__header {
    text-align: center;
    padding: 28px 24px 16px;
    border-bottom: 1px solid var(--gp-border);
}

.giftproducts-modal__icon {
    font-size: 40px;
    display: block;
    margin-bottom: 8px;
    animation: gp-bounce 0.6s ease-out;
}

.giftproducts-modal__title {
    font-size: 20px;
    font-weight: 700;
    color: var(--gp-text);
    margin: 0 0 4px;
}

.giftproducts-modal__subtitle {
    font-size: 14px;
    color: var(--gp-text-muted);
    margin: 0;
}

/* ---- Grid ---- */
.giftproducts-modal__grid {
    padding: 20px 24px;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 16px;
}

/* ---- Card ---- */
.giftproducts-card {
    border: 2px solid var(--gp-border);
    border-radius: var(--gp-radius-sm);
    overflow: hidden;
    transition: border-color var(--gp-transition), box-shadow var(--gp-transition);
    display: flex;
    flex-direction: column;
}

.giftproducts-card:hover {
    border-color: var(--gp-primary);
    box-shadow: 0 4px 16px rgba(231, 76, 139, 0.15);
}

.giftproducts-card__image {
    width: 100%;
    height: 160px;
    overflow: hidden;
    background: #f8f9fa;
    display: flex;
    align-items: center;
    justify-content: center;
}

.giftproducts-card__image img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    transition: transform var(--gp-transition);
}

.giftproducts-card:hover .giftproducts-card__image img {
    transform: scale(1.05);
}

.giftproducts-card__image--placeholder {
    font-size: 48px;
    color: var(--gp-border);
}

.giftproducts-card__body {
    padding: 14px 16px 16px;
    display: flex;
    flex-direction: column;
    gap: 8px;
    flex: 1;
}

.giftproducts-card__name {
    font-size: 15px;
    font-weight: 600;
    color: var(--gp-text);
    margin: 0;
    line-height: 1.3;
}

.giftproducts-card__price {
    display: inline-block;
    font-size: 13px;
    font-weight: 700;
    color: var(--gp-success);
    background: var(--gp-success-light);
    padding: 3px 10px;
    border-radius: 12px;
    align-self: flex-start;
    letter-spacing: 0.5px;
}

/* ---- Combination Select ---- */
.giftproducts-card__combo {
    margin-top: 4px;
}

.giftproducts-card__combo label {
    display: block;
    font-size: 12px;
    color: var(--gp-text-muted);
    margin-bottom: 4px;
    font-weight: 500;
}

.giftproducts-card__select {
    width: 100%;
    padding: 8px 12px;
    border: 1px solid var(--gp-border);
    border-radius: 6px;
    font-size: 13px;
    color: var(--gp-text);
    background: var(--gp-bg);
    cursor: pointer;
    transition: border-color var(--gp-transition), box-shadow var(--gp-transition);
    appearance: auto;
}

.giftproducts-card__select:focus {
    outline: none;
    border-color: var(--gp-primary);
    box-shadow: 0 0 0 3px rgba(231, 76, 139, 0.15);
}

.giftproducts-card__select option:disabled,
.giftproducts-combo-option--disabled {
    color: var(--gp-text-muted, #95a5a6) !important;
    background-color: #f1f2f6 !important;
    font-style: italic;
}

.giftproducts-card--out-of-stock {
    opacity: 0.7;
}

.giftproducts-card--out-of-stock .giftproducts-card__image {
    filter: grayscale(40%);
}

/* ---- Choose Button ---- */
.giftproducts-card__btn {
    margin-top: auto;
    padding: 10px 16px;
    background: var(--gp-primary);
    color: #fff;
    border: none;
    border-radius: 6px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: background var(--gp-transition), transform var(--gp-transition);
    text-align: center;
}

.giftproducts-card__btn:hover:not(:disabled) {
    background: var(--gp-primary-dark);
    transform: translateY(-1px);
}

.giftproducts-card__btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.giftproducts-card__btn--loading {
    position: relative;
    color: transparent !important;
}

.giftproducts-card__btn--loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 18px;
    height: 18px;
    margin: -9px 0 0 -9px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-top-color: #fff;
    border-radius: 50%;
    animation: gp-spin 0.6s linear infinite;
}

/* ---- Footer ---- */
.giftproducts-modal__footer {
    padding: 12px 24px 20px;
    text-align: center;
    border-top: 1px solid var(--gp-border);
}

.giftproducts-modal__skip {
    background: none;
    border: 1px solid var(--gp-border);
    color: var(--gp-text-muted);
    padding: 8px 24px;
    border-radius: 6px;
    font-size: 13px;
    cursor: pointer;
    transition: background var(--gp-transition), color var(--gp-transition);
}

.giftproducts-modal__skip:hover {
    background: #f8f9fa;
    color: var(--gp-text);
}

/* -------------------------------------------------------------------------
   Toast Notifications
   ------------------------------------------------------------------------- */
.giftproducts-toast {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 1000000;
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 14px 20px;
    border-radius: var(--gp-radius-sm);
    box-shadow: var(--gp-shadow);
    font-size: 14px;
    font-weight: 500;
    max-width: 400px;
    transform: translateX(calc(100% + 24px));
    transition: transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
    pointer-events: none;
}

.giftproducts-toast--visible {
    transform: translateX(0);
}

.giftproducts-toast--success {
    background: var(--gp-success-light);
    color: #1e8449;
    border: 1px solid rgba(39, 174, 96, 0.2);
}

.giftproducts-toast--error {
    background: var(--gp-error-light);
    color: #c0392b;
    border: 1px solid rgba(231, 76, 60, 0.2);
}

.giftproducts-toast__icon {
    font-size: 18px;
    flex-shrink: 0;
}

.giftproducts-toast__text {
    line-height: 1.4;
}

/* -------------------------------------------------------------------------
   Animations
   ------------------------------------------------------------------------- */
@keyframes gp-slideIn {
    from {
        opacity: 0;
        transform: translateY(-8px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes gp-bounce {
    0%, 100% { transform: translateY(0); }
    40% { transform: translateY(-8px); }
    60% { transform: translateY(-4px); }
}

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

@keyframes gp-shake {
    0%, 100% { transform: translateX(0); }
    25% { transform: translateX(-4px); }
    75% { transform: translateX(4px); }
}

/* -------------------------------------------------------------------------
   Responsive — Mobile
   ------------------------------------------------------------------------- */
@media (max-width: 640px) {
    .giftproducts-overlay {
        padding: 12px;
        align-items: flex-end;
    }

    .giftproducts-modal {
        max-height: 90vh;
        border-radius: var(--gp-radius) var(--gp-radius) 0 0;
    }

    .giftproducts-modal__grid {
        grid-template-columns: 1fr;
        padding: 16px;
        gap: 12px;
    }

    .giftproducts-card__image {
        height: 120px;
    }

    .giftproducts-modal__header {
        padding: 20px 16px 12px;
    }

    .giftproducts-modal__title {
        font-size: 18px;
    }

    .giftproducts-toast {
        top: auto;
        bottom: 20px;
        right: 12px;
        left: 12px;
        max-width: none;
    }

    .giftproducts-widget {
        margin: 12px 0;
        padding: 12px 14px;
    }

    .giftproducts-widget__list {
        flex-direction: column;
    }
}