/**
 * GI Digital Downloads - Public Styles
 * Frontend styling per checkout, prodotti e download
 */

/* ==========================================================================
   CSS Variables
   ========================================================================== */
:root {
    --gidd-primary: #667eea;
    --gidd-primary-dark: #5a67d8;
    --gidd-secondary: #764ba2;
    --gidd-success: #28a745;
    --gidd-warning: #ffc107;
    --gidd-danger: #dc3545;
    --gidd-info: #17a2b8;
    --gidd-light: #f8f9fa;
    --gidd-dark: #343a40;
    --gidd-text: #333333;
    --gidd-text-muted: #6c757d;
    --gidd-border: #dee2e6;
    --gidd-shadow: 0 2px 15px rgba(0, 0, 0, 0.08);
    --gidd-shadow-lg: 0 10px 40px rgba(0, 0, 0, 0.12);
    --gidd-radius: 8px;
    --gidd-radius-lg: 12px;
    --gidd-transition: all 0.3s ease;
    --gidd-gradient: linear-gradient(135deg, var(--gidd-primary) 0%, var(--gidd-secondary) 100%);
}

/* ==========================================================================
   Product Grid
   ========================================================================== */
.gidd-products {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 30px;
    padding: 20px 0;
}

.gidd-product-card {
    background: #ffffff;
    border-radius: var(--gidd-radius-lg);
    box-shadow: var(--gidd-shadow);
    overflow: hidden;
    transition: var(--gidd-transition);
    display: flex;
    flex-direction: column;
}

.gidd-product-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--gidd-shadow-lg);
}

.gidd-product-image {
    position: relative;
    height: 180px;
    background: var(--gidd-gradient);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.gidd-product-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.gidd-product-image .gidd-placeholder-icon {
    font-size: 48px;
    color: rgba(255, 255, 255, 0.8);
}

.gidd-product-badge {
    position: absolute;
    top: 15px;
    right: 15px;
    background: var(--gidd-success);
    color: #ffffff;
    padding: 5px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
}

.gidd-product-badge.sale {
    background: var(--gidd-danger);
}

.gidd-product-content {
    padding: 20px;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.gidd-product-category {
    font-size: 12px;
    color: var(--gidd-primary);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 8px;
}

.gidd-product-title {
    font-size: 18px;
    font-weight: 600;
    color: var(--gidd-text);
    margin: 0 0 10px 0;
    line-height: 1.4;
}

.gidd-product-title a {
    color: inherit;
    text-decoration: none;
    transition: var(--gidd-transition);
}

.gidd-product-title a:hover {
    color: var(--gidd-primary);
}

.gidd-product-excerpt {
    font-size: 14px;
    color: var(--gidd-text-muted);
    line-height: 1.6;
    margin-bottom: 15px;
    flex-grow: 1;
}

.gidd-product-meta {
    display: flex;
    align-items: center;
    gap: 15px;
    padding-top: 15px;
    border-top: 1px solid var(--gidd-border);
    margin-top: auto;
}

.gidd-product-price {
    font-size: 22px;
    font-weight: 700;
    color: var(--gidd-primary);
}

.gidd-product-price.free {
    color: var(--gidd-success);
}

.gidd-product-price .old-price {
    font-size: 14px;
    color: var(--gidd-text-muted);
    text-decoration: line-through;
    margin-right: 8px;
}

.gidd-product-version {
    font-size: 12px;
    color: var(--gidd-text-muted);
    background: var(--gidd-light);
    padding: 4px 10px;
    border-radius: 4px;
}

/* ==========================================================================
   Single Product
   ========================================================================== */
.gidd-single-product {
    max-width: 900px;
    margin: 0 auto;
    padding: 40px 20px;
}

.gidd-product-header {
    display: grid;
    grid-template-columns: 1fr 300px;
    gap: 40px;
    margin-bottom: 40px;
}

@media (max-width: 768px) {
    .gidd-product-header {
        grid-template-columns: 1fr;
    }
}

.gidd-product-info h1 {
    font-size: 32px;
    font-weight: 700;
    color: var(--gidd-text);
    margin: 0 0 15px 0;
}

.gidd-product-description {
    font-size: 16px;
    color: var(--gidd-text-muted);
    line-height: 1.8;
}

.gidd-purchase-box {
    background: #ffffff;
    border-radius: var(--gidd-radius-lg);
    box-shadow: var(--gidd-shadow);
    padding: 30px;
    position: sticky;
    top: 20px;
}

.gidd-purchase-price {
    font-size: 36px;
    font-weight: 700;
    color: var(--gidd-primary);
    text-align: center;
    margin-bottom: 20px;
}

.gidd-purchase-price.free {
    color: var(--gidd-success);
}

.gidd-license-types {
    margin-bottom: 20px;
}

.gidd-license-option {
    display: block;
    padding: 15px;
    border: 2px solid var(--gidd-border);
    border-radius: var(--gidd-radius);
    margin-bottom: 10px;
    cursor: pointer;
    transition: var(--gidd-transition);
}

.gidd-license-option:hover {
    border-color: var(--gidd-primary);
}

.gidd-license-option.selected {
    border-color: var(--gidd-primary);
    background: rgba(102, 126, 234, 0.05);
}

.gidd-license-option input {
    display: none;
}

.gidd-license-name {
    font-weight: 600;
    color: var(--gidd-text);
    display: block;
}

.gidd-license-price {
    font-size: 18px;
    font-weight: 700;
    color: var(--gidd-primary);
    float: right;
}

.gidd-license-desc {
    font-size: 13px;
    color: var(--gidd-text-muted);
    margin-top: 5px;
}

.gidd-purchase-features {
    list-style: none;
    padding: 0;
    margin: 0 0 20px 0;
}

.gidd-purchase-features li {
    padding: 8px 0;
    border-bottom: 1px solid var(--gidd-border);
    font-size: 14px;
    color: var(--gidd-text-muted);
}

.gidd-purchase-features li:last-child {
    border-bottom: none;
}

.gidd-purchase-features li::before {
    content: "✓";
    color: var(--gidd-success);
    font-weight: bold;
    margin-right: 10px;
}

/* ==========================================================================
   Buttons
   ========================================================================== */
.gidd-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 28px;
    font-size: 16px;
    font-weight: 600;
    text-decoration: none;
    border: none;
    border-radius: var(--gidd-radius);
    cursor: pointer;
    transition: var(--gidd-transition);
    width: 100%;
    text-align: center;
}

.gidd-btn-primary {
    background: var(--gidd-gradient);
    color: #ffffff;
}

.gidd-btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 20px rgba(102, 126, 234, 0.4);
}

.gidd-btn-success {
    background: var(--gidd-success);
    color: #ffffff;
}

.gidd-btn-success:hover {
    background: #218838;
}

.gidd-btn-outline {
    background: transparent;
    border: 2px solid var(--gidd-primary);
    color: var(--gidd-primary);
}

.gidd-btn-outline:hover {
    background: var(--gidd-primary);
    color: #ffffff;
}

.gidd-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

.gidd-btn .spinner {
    width: 20px;
    height: 20px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-top-color: #ffffff;
    border-radius: 50%;
    animation: gidd-spin 0.8s linear infinite;
}

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

/* ==========================================================================
   Checkout Form
   ========================================================================== */
.gidd-checkout {
    max-width: 600px;
    margin: 40px auto;
    padding: 0 20px;
}

.gidd-checkout-box {
    background: #ffffff;
    border-radius: var(--gidd-radius-lg);
    box-shadow: var(--gidd-shadow);
    overflow: hidden;
}

.gidd-checkout-header {
    background: var(--gidd-gradient);
    color: #ffffff;
    padding: 25px 30px;
    text-align: center;
}

.gidd-checkout-header h2 {
    margin: 0;
    font-size: 24px;
    font-weight: 600;
}

.gidd-checkout-content {
    padding: 30px;
}

.gidd-checkout-product {
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 20px;
    background: var(--gidd-light);
    border-radius: var(--gidd-radius);
    margin-bottom: 25px;
}

.gidd-checkout-product-image {
    width: 80px;
    height: 80px;
    border-radius: var(--gidd-radius);
    background: var(--gidd-gradient);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.gidd-checkout-product-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: var(--gidd-radius);
}

.gidd-checkout-product-info {
    flex-grow: 1;
}

.gidd-checkout-product-name {
    font-size: 18px;
    font-weight: 600;
    color: var(--gidd-text);
    margin: 0 0 5px 0;
}

.gidd-checkout-product-license {
    font-size: 14px;
    color: var(--gidd-text-muted);
}

.gidd-checkout-product-price {
    font-size: 24px;
    font-weight: 700;
    color: var(--gidd-primary);
}

/* Form Fields */
.gidd-form-group {
    margin-bottom: 20px;
}

.gidd-form-group label {
    display: block;
    font-size: 14px;
    font-weight: 600;
    color: var(--gidd-text);
    margin-bottom: 8px;
}

.gidd-form-group label .required {
    color: var(--gidd-danger);
}

.gidd-form-control {
    width: 100%;
    padding: 12px 16px;
    font-size: 16px;
    border: 2px solid var(--gidd-border);
    border-radius: var(--gidd-radius);
    transition: var(--gidd-transition);
    box-sizing: border-box;
}

.gidd-form-control:focus {
    outline: none;
    border-color: var(--gidd-primary);
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

.gidd-form-control.error {
    border-color: var(--gidd-danger);
}

.gidd-form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 15px;
}

@media (max-width: 480px) {
    .gidd-form-row {
        grid-template-columns: 1fr;
    }
}

.gidd-form-error {
    font-size: 13px;
    color: var(--gidd-danger);
    margin-top: 5px;
}

/* Payment Methods */
.gidd-payment-methods {
    margin: 25px 0;
}

.gidd-payment-methods h3 {
    font-size: 16px;
    font-weight: 600;
    color: var(--gidd-text);
    margin: 0 0 15px 0;
}

.gidd-payment-method {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 15px;
    border: 2px solid var(--gidd-border);
    border-radius: var(--gidd-radius);
    margin-bottom: 10px;
    cursor: pointer;
    transition: var(--gidd-transition);
}

.gidd-payment-method:hover {
    border-color: var(--gidd-primary);
}

.gidd-payment-method.selected {
    border-color: var(--gidd-primary);
    background: rgba(102, 126, 234, 0.05);
}

.gidd-payment-method input[type="radio"] {
    display: none;
}

.gidd-payment-radio {
    width: 20px;
    height: 20px;
    border: 2px solid var(--gidd-border);
    border-radius: 50%;
    position: relative;
    flex-shrink: 0;
}

.gidd-payment-method.selected .gidd-payment-radio {
    border-color: var(--gidd-primary);
}

.gidd-payment-method.selected .gidd-payment-radio::after {
    content: "";
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 10px;
    height: 10px;
    background: var(--gidd-primary);
    border-radius: 50%;
}

.gidd-payment-icon {
    width: 50px;
    height: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.gidd-payment-icon img {
    max-width: 100%;
    max-height: 100%;
}

.gidd-payment-info {
    flex-grow: 1;
}

.gidd-payment-name {
    font-weight: 600;
    color: var(--gidd-text);
}

.gidd-payment-desc {
    font-size: 13px;
    color: var(--gidd-text-muted);
}

/* Stripe Card Element */
.gidd-stripe-card {
    padding: 15px;
    border: 2px solid var(--gidd-border);
    border-radius: var(--gidd-radius);
    background: #ffffff;
    margin-top: 15px;
}

.gidd-stripe-card.StripeElement--focus {
    border-color: var(--gidd-primary);
}

.gidd-stripe-card.StripeElement--invalid {
    border-color: var(--gidd-danger);
}

/* Terms */
.gidd-checkout-terms {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    margin: 20px 0;
    font-size: 14px;
    color: var(--gidd-text-muted);
}

.gidd-checkout-terms input[type="checkbox"] {
    margin-top: 3px;
}

.gidd-checkout-terms a {
    color: var(--gidd-primary);
}

/* Totals */
.gidd-checkout-totals {
    background: var(--gidd-light);
    border-radius: var(--gidd-radius);
    padding: 20px;
    margin-bottom: 25px;
}

.gidd-checkout-total-row {
    display: flex;
    justify-content: space-between;
    padding: 10px 0;
    border-bottom: 1px solid var(--gidd-border);
}

.gidd-checkout-total-row:last-child {
    border-bottom: none;
    font-size: 20px;
    font-weight: 700;
}

.gidd-checkout-total-row:last-child .gidd-total-amount {
    color: var(--gidd-primary);
}

/* ==========================================================================
   Thank You / Confirmation Page
   ========================================================================== */
.gidd-confirmation {
    max-width: 700px;
    margin: 40px auto;
    padding: 0 20px;
    text-align: center;
}

.gidd-confirmation-box {
    background: #ffffff;
    border-radius: var(--gidd-radius-lg);
    box-shadow: var(--gidd-shadow);
    padding: 50px 40px;
}

.gidd-confirmation-icon {
    width: 80px;
    height: 80px;
    background: var(--gidd-success);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 25px;
    font-size: 40px;
    color: #ffffff;
}

.gidd-confirmation h1 {
    font-size: 28px;
    font-weight: 700;
    color: var(--gidd-text);
    margin: 0 0 15px 0;
}

.gidd-confirmation-message {
    font-size: 16px;
    color: var(--gidd-text-muted);
    margin-bottom: 30px;
}

.gidd-order-details {
    background: var(--gidd-light);
    border-radius: var(--gidd-radius);
    padding: 25px;
    margin: 30px 0;
    text-align: left;
}

.gidd-order-details h3 {
    font-size: 18px;
    font-weight: 600;
    color: var(--gidd-text);
    margin: 0 0 20px 0;
}

.gidd-order-row {
    display: flex;
    justify-content: space-between;
    padding: 12px 0;
    border-bottom: 1px solid var(--gidd-border);
}

.gidd-order-row:last-child {
    border-bottom: none;
}

.gidd-order-label {
    color: var(--gidd-text-muted);
}

.gidd-order-value {
    font-weight: 600;
    color: var(--gidd-text);
}

/* License Box */
.gidd-license-box {
    background: var(--gidd-gradient);
    border-radius: var(--gidd-radius-lg);
    padding: 30px;
    margin: 30px 0;
    color: #ffffff;
}

.gidd-license-box h3 {
    margin: 0 0 15px 0;
    font-size: 16px;
    opacity: 0.9;
}

.gidd-license-key {
    font-family: 'Courier New', monospace;
    font-size: 24px;
    letter-spacing: 3px;
    background: rgba(255, 255, 255, 0.2);
    padding: 15px;
    border-radius: var(--gidd-radius);
    margin: 10px 0;
    word-break: break-all;
}

.gidd-activation-code {
    font-family: 'Courier New', monospace;
    font-size: 18px;
    margin-top: 15px;
}

.gidd-activation-code strong {
    background: rgba(255, 255, 255, 0.2);
    padding: 5px 10px;
    border-radius: 4px;
}

/* Download Box */
.gidd-download-box {
    margin: 30px 0;
}

.gidd-download-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    background: var(--gidd-success);
    color: #ffffff;
    padding: 18px 40px;
    font-size: 18px;
    font-weight: 600;
    text-decoration: none;
    border-radius: var(--gidd-radius);
    transition: var(--gidd-transition);
}

.gidd-download-btn:hover {
    background: #218838;
    transform: translateY(-2px);
    box-shadow: 0 5px 20px rgba(40, 167, 69, 0.4);
}

.gidd-download-btn .icon {
    font-size: 24px;
}

.gidd-download-notice {
    margin-top: 20px;
    padding: 15px 20px;
    background: #fff3cd;
    border-left: 4px solid var(--gidd-warning);
    border-radius: 0 var(--gidd-radius) var(--gidd-radius) 0;
    text-align: left;
}

.gidd-download-notice strong {
    color: #856404;
}

.gidd-download-notice ul {
    margin: 10px 0 0;
    padding-left: 20px;
}

.gidd-download-notice li {
    margin: 5px 0;
    color: #856404;
}

/* ==========================================================================
   Download Page
   ========================================================================== */
.gidd-download-page {
    max-width: 500px;
    margin: 60px auto;
    padding: 0 20px;
    text-align: center;
}

.gidd-download-page .gidd-confirmation-box {
    padding: 40px 30px;
}

.gidd-download-progress {
    width: 100%;
    height: 20px;
    background: var(--gidd-light);
    border-radius: 10px;
    overflow: hidden;
    margin: 20px 0;
}

.gidd-download-progress-bar {
    height: 100%;
    background: var(--gidd-gradient);
    border-radius: 10px;
    transition: width 0.3s ease;
}

.gidd-download-error {
    background: #f8d7da;
    color: #721c24;
    padding: 20px;
    border-radius: var(--gidd-radius);
    margin: 20px 0;
}

.gidd-download-expired {
    background: var(--gidd-light);
    padding: 30px;
    border-radius: var(--gidd-radius);
}

.gidd-download-expired h2 {
    color: var(--gidd-danger);
    margin: 0 0 15px 0;
}

/* ==========================================================================
   Bank Transfer Details
   ========================================================================== */
.gidd-bank-details {
    background: var(--gidd-light);
    border-radius: var(--gidd-radius);
    padding: 25px;
    margin: 30px 0;
    text-align: left;
}

.gidd-bank-details h3 {
    font-size: 18px;
    font-weight: 600;
    color: var(--gidd-text);
    margin: 0 0 20px 0;
    padding-bottom: 15px;
    border-bottom: 1px solid var(--gidd-border);
}

.gidd-bank-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 0;
    border-bottom: 1px solid var(--gidd-border);
}

.gidd-bank-row:last-child {
    border-bottom: none;
}

.gidd-bank-label {
    color: var(--gidd-text-muted);
    font-size: 14px;
}

.gidd-bank-value {
    font-weight: 600;
    color: var(--gidd-text);
    font-family: 'Courier New', monospace;
}

.gidd-bank-copy {
    background: var(--gidd-primary);
    color: #ffffff;
    border: none;
    padding: 5px 10px;
    border-radius: 4px;
    font-size: 12px;
    cursor: pointer;
    margin-left: 10px;
    transition: var(--gidd-transition);
}

.gidd-bank-copy:hover {
    background: var(--gidd-primary-dark);
}

/* ==========================================================================
   Alerts / Messages
   ========================================================================== */
.gidd-alert {
    padding: 15px 20px;
    border-radius: var(--gidd-radius);
    margin: 20px 0;
    display: flex;
    align-items: flex-start;
    gap: 15px;
}

.gidd-alert-icon {
    font-size: 24px;
    flex-shrink: 0;
}

.gidd-alert-success {
    background: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

.gidd-alert-error {
    background: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

.gidd-alert-warning {
    background: #fff3cd;
    color: #856404;
    border: 1px solid #ffeeba;
}

.gidd-alert-info {
    background: #d1ecf1;
    color: #0c5460;
    border: 1px solid #bee5eb;
}

/* ==========================================================================
   Loading States
   ========================================================================== */
.gidd-loading {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 40px;
}

.gidd-loading-spinner {
    width: 50px;
    height: 50px;
    border: 4px solid var(--gidd-light);
    border-top-color: var(--gidd-primary);
    border-radius: 50%;
    animation: gidd-spin 1s linear infinite;
}

.gidd-loading-text {
    margin-top: 15px;
    color: var(--gidd-text-muted);
    font-size: 14px;
}

/* Skeleton Loading */
.gidd-skeleton {
    background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
    background-size: 200% 100%;
    animation: gidd-skeleton 1.5s ease-in-out infinite;
    border-radius: 4px;
}

@keyframes gidd-skeleton {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

/* ==========================================================================
   Responsive
   ========================================================================== */
@media (max-width: 768px) {
    .gidd-products {
        grid-template-columns: 1fr;
    }
    
    .gidd-checkout-product {
        flex-direction: column;
        text-align: center;
    }
    
    .gidd-license-key {
        font-size: 16px;
        letter-spacing: 1px;
    }
    
    .gidd-confirmation-box {
        padding: 30px 20px;
    }
    
    .gidd-order-row {
        flex-direction: column;
        gap: 5px;
    }
}

/* ==========================================================================
   Print Styles
   ========================================================================== */
@media print {
    .gidd-btn,
    .gidd-download-btn {
        display: none !important;
    }
    
    .gidd-confirmation-box,
    .gidd-license-box,
    .gidd-order-details {
        box-shadow: none;
        border: 1px solid #ddd;
    }
}