/**
 * Button Styles
 * 
 * Premium button system with hover effects, icons, and states
 * 
 * @package Commerce_Elite
 */

/* ============================================
   BASE BUTTON
   ============================================ */

.button,
button[type="submit"],
input[type="submit"],
.wp-block-button__link,
.woocommerce button.button,
.woocommerce a.button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-semibold);
    line-height: 1.5;
    text-align: center;
    text-decoration: none;
    white-space: nowrap;
    border: 2px solid transparent;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
    user-select: none;
}

.button:focus-visible,
button[type="submit"]:focus-visible,
input[type="submit"]:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

/* Button icon */
.button svg,
.button .button-icon {
    width: 1rem;
    height: 1rem;
    flex-shrink: 0;
    transition: transform var(--transition-base);
}

/* ============================================
   PRIMARY BUTTON
   ============================================ */

.button-primary,
.wp-block-button.is-style-fill .wp-block-button__link,
.woocommerce button.button.alt,
.woocommerce a.button.alt {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: #ffffff;
    border-color: var(--color-primary);
    box-shadow: 0 4px 12px rgba(34, 113, 177, 0.25);
}

.button-primary:hover,
.woocommerce button.button.alt:hover,
.woocommerce a.button.alt:hover {
    background: linear-gradient(135deg, var(--color-primary-dark) 0%, var(--color-primary) 100%);
    box-shadow: 0 6px 16px rgba(34, 113, 177, 0.35);
    transform: translateY(-2px);
    color: #ffffff;
}

.button-primary:active {
    transform: translateY(0);
    box-shadow: 0 2px 8px rgba(34, 113, 177, 0.2);
}

.button-primary svg {
    filter: drop-shadow(0 1px 2px rgba(0, 0, 0, 0.1));
}

.button-primary:hover svg {
    transform: scale(1.1);
}

/* ============================================
   SECONDARY BUTTON
   ============================================ */

.button-secondary,
.wp-block-button.is-style-outline .wp-block-button__link {
    background: #ffffff;
    color: var(--color-primary);
    border-color: var(--color-border);
    box-shadow: var(--shadow-sm);
}

.button-secondary:hover {
    background: var(--color-surface);
    border-color: var(--color-primary);
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
    color: var(--color-primary-dark);
}

.button-secondary:active {
    transform: translateY(0);
    box-shadow: var(--shadow-sm);
}

/* ============================================
   GHOST BUTTON
   ============================================ */

.button-ghost {
    background: transparent;
    color: var(--color-primary);
    border-color: transparent;
    box-shadow: none;
}

.button-ghost:hover {
    background: var(--color-surface);
    color: var(--color-primary-dark);
}

.button-ghost:active {
    background: var(--color-surface-dark);
}

/* ============================================
   BUTTON SIZES
   ============================================ */

.button-small {
    padding: 0.5rem 1rem;
    font-size: var(--font-size-sm);
}

.button-large {
    padding: 1rem 2rem;
    font-size: var(--font-size-lg);
}

.button-full {
    width: 100%;
}

/* ============================================
   BUTTON STATES
   ============================================ */

/* Disabled */
.button:disabled,
.button.disabled,
.woocommerce button.button:disabled,
.woocommerce a.button.disabled {
    opacity: 0.5;
    cursor: not-allowed;
    pointer-events: none;
    box-shadow: none;
    transform: none;
}

/* Loading */
.button.loading,
.button[data-loading="true"] {
    color: transparent;
    pointer-events: none;
    position: relative;
}

.button.loading::after,
.button[data-loading="true"]::after {
    content: "";
    position: absolute;
    width: 1rem;
    height: 1rem;
    top: 50%;
    left: 50%;
    margin-left: -0.5rem;
    margin-top: -0.5rem;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-top-color: #ffffff;
    border-radius: 50%;
    animation: button-spin 0.6s linear infinite;
}

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

/* ============================================
   WOOCOMMERCE SPECIFIC
   ============================================ */

/* Add to Cart Button */
.woocommerce button.button.add_to_cart_button,
.woocommerce a.button.add_to_cart_button {
    position: relative;
    overflow: hidden;
}

.woocommerce button.button.add_to_cart_button::before {
    content: "";
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.2);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.woocommerce button.button.add_to_cart_button:hover::before {
    width: 300px;
    height: 300px;
}

/* Added to cart state */
.woocommerce button.button.added {
    background: var(--color-success) !important;
    border-color: var(--color-success) !important;
}

.woocommerce button.button.added::after {
    content: "✓";
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) scale(0);
    font-size: 1.5rem;
    color: #ffffff;
    animation: checkmark-pop 0.3s cubic-bezier(0.68, -0.55, 0.265, 1.55) forwards;
}

@keyframes checkmark-pop {
    to {
        transform: translate(-50%, -50%) scale(1);
    }
}

/* View Cart / Checkout buttons */
.woocommerce .woocommerce-message .button {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    margin-left: 1rem;
}

/* ============================================
   BUTTON GROUPS
   ============================================ */

.button-group {
    display: flex;
    gap: 0.75rem;
    flex-wrap: wrap;
}

.button-group-vertical {
    flex-direction: column;
}

.button-group-center {
    justify-content: center;
}

.button-group-end {
    justify-content: flex-end;
}

/* ============================================
   ICON BUTTONS (Square/Circle)
   ============================================ */

.button-icon-only {
    padding: 0.75rem;
    aspect-ratio: 1;
    border-radius: var(--radius-md);
}

.button-icon-only.button-round {
    border-radius: var(--radius-full);
}

.button-icon-only svg {
    width: 1.25rem;
    height: 1.25rem;
}

/* ============================================
   QUICK ACTION BUTTONS (Product Cards)
   ============================================ */

.quick-action-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 2.5rem;
    height: 2.5rem;
    padding: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(8px);
    border: 1px solid rgba(0, 0, 0, 0.1);
    border-radius: var(--radius-full);
    color: var(--color-text);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    transition: all var(--transition-base);
    cursor: pointer;
}

.quick-action-btn:hover {
    background: #ffffff;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    transform: scale(1.1);
    color: var(--color-primary);
}

.quick-action-btn:active {
    transform: scale(0.95);
}

.quick-action-btn svg {
    width: 1.125rem;
    height: 1.125rem;
}

/* Wishlist button (heart icon) */
.wishlist-btn:hover {
    color: var(--color-accent);
}

.wishlist-btn.active {
    color: var(--color-accent);
    background: rgba(214, 54, 56, 0.1);
}

/* ============================================
   RESPONSIVE
   ============================================ */

@media (max-width: 768px) {
    .button,
    button[type="submit"],
    input[type="submit"] {
        padding: 0.625rem 1.25rem;
        font-size: var(--font-size-sm);
    }
    
    .button-large {
        padding: 0.75rem 1.5rem;
        font-size: var(--font-size-base);
    }
    
    .button-group {
        gap: 0.5rem;
    }
}