/**
 * Стили модального окна пожертвований
 *
 * @package NKO_Donations_Modal
 */

/* CSS Variables */
:root {
    --nko-dm-primary: #8b4513;
    --nko-dm-primary-hover: #6b3410;
    --nko-dm-secondary: #d4a574;
    --nko-dm-bg: #ffffff;
    --nko-dm-bg-alt: #f8f8f8;
    --nko-dm-text: #333333;
    --nko-dm-text-muted: #666666;
    --nko-dm-border: #e0e0e0;
    --nko-dm-error: #dc3545;
    --nko-dm-success: #28a745;
    --nko-dm-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
    --nko-dm-radius: 12px;
    --nko-dm-transition: 0.3s ease;
    --nko-dm-max-width: 500px;
}

/* Form is light by default - no dark mode */

/* Modal Overlay */
.nko-dm-modal {
    position: fixed;
    inset: 0;
    z-index: 999999;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1rem;
}

.nko-dm-modal[hidden] {
    display: none;
}

.nko-dm-modal__overlay {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.55);
    opacity: 0;
    transition: opacity var(--nko-dm-transition);
}

.nko-dm-modal.is-open .nko-dm-modal__overlay {
    opacity: 1;
}

/* Modal Container */
.nko-dm-modal__container {
    position: relative;
    width: 100%;
    max-width: var(--nko-dm-max-width);
    max-height: 90vh;
    background: var(--nko-dm-bg);
    border-radius: var(--nko-dm-radius);
    box-shadow: var(--nko-dm-shadow);
    overflow: hidden;
    transform: scale(0.95) translateY(20px);
    opacity: 0;
    transition: transform var(--nko-dm-transition), opacity var(--nko-dm-transition);
    display: flex;
    flex-direction: column;
}

.nko-dm-modal.is-open .nko-dm-modal__container {
    transform: scale(1) translateY(0);
    opacity: 1;
}

/* Header */
.nko-dm-modal__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1.25rem 1.5rem;
    border-bottom: 1px solid var(--nko-dm-border);
}

.nko-dm-modal__title {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--nko-dm-text);
    margin: 0;
}

.nko-dm-modal__close {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    padding: 0;
    background: none;
    border: none;
    color: var(--nko-dm-text-muted);
    cursor: pointer;
    border-radius: 50%;
    transition: background-color var(--nko-dm-transition), color var(--nko-dm-transition);
}

.nko-dm-modal__close:hover {
    background: var(--nko-dm-bg-alt);
    color: var(--nko-dm-text);
}

/* Progress Bar */
.nko-dm-modal__progress {
    height: 3px;
    background: var(--nko-dm-border);
}

.nko-dm-modal__progress-bar {
    height: 100%;
    background: var(--nko-dm-primary);
    width: 25%;
    transition: width var(--nko-dm-transition);
}

/* Content */
.nko-dm-modal__content {
    flex: 1;
    overflow-y: auto;
    padding: 1.5rem;
    scroll-behavior: smooth;
}

.nko-dm-modal__content::-webkit-scrollbar {
    width: 6px;
}

.nko-dm-modal__content::-webkit-scrollbar-thumb {
    background: var(--nko-dm-border);
    border-radius: 3px;
}

/* Step Title */
.nko-dm-modal__step-title {
    font-size: 1.1rem;
    font-weight: 500;
    color: var(--nko-dm-text);
    margin: 0 0 1.25rem 0;
}

.nko-dm-modal__step[hidden] {
    display: none;
}

/* Donation Types */
.nko-dm-modal__type-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
    gap: 0.75rem;
    margin-bottom: 1.5rem;
}

.nko-dm-modal__type-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem;
    border: 2px solid var(--nko-dm-border);
    border-radius: var(--nko-dm-radius);
    cursor: pointer;
    transition: border-color var(--nko-dm-transition), background-color var(--nko-dm-transition);
}

.nko-dm-modal__type-card:hover {
    border-color: var(--nko-dm-primary);
}

.nko-dm-modal__type-card input {
    position: absolute;
    opacity: 0;
    width: 0;
    height: 0;
}

.nko-dm-modal__type-card input:focus + .nko-dm-modal__type-icon {
    outline: 2px solid var(--nko-dm-primary);
    outline-offset: 2px;
}

.nko-dm-modal__type-card input:checked + .nko-dm-modal__type-icon + .nko-dm-modal__type-label,
.nko-dm-modal__type-card:has(input:checked) {
    border-color: var(--nko-dm-primary);
    background: var(--nko-dm-bg-alt);
}

.nko-dm-modal__type-icon {
    color: var(--nko-dm-primary);
}

.nko-dm-modal__type-label {
    font-size: 0.85rem;
    text-align: center;
    color: var(--nko-dm-text);
}

/* Payment Methods */
.nko-dm-modal__methods {
    margin-bottom: 1.5rem;
}

.nko-dm-modal__methods-title {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--nko-dm-text);
    margin: 0 0 0.75rem 0;
}

.nko-dm-modal__methods-grid {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.nko-dm-modal__method-item {
    display: flex;
    align-items: center;
    padding: 0.5rem 1rem;
    border: 1px solid var(--nko-dm-border);
    border-radius: 20px;
    cursor: pointer;
    transition: border-color var(--nko-dm-transition), background-color var(--nko-dm-transition);
}

.nko-dm-modal__method-item:hover {
    border-color: var(--nko-dm-primary);
}

.nko-dm-modal__method-item input {
    position: absolute;
    opacity: 0;
    width: 0;
    height: 0;
}

.nko-dm-modal__method-item:has(input:checked) {
    border-color: var(--nko-dm-primary);
    background: var(--nko-dm-primary);
    color: white;
}

.nko-dm-modal__method-label {
    font-size: 0.85rem;
}

/* Amount Selection */
.nko-dm-modal__amount {
    margin-bottom: 1.5rem;
}

.nko-dm-modal__amount-title {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--nko-dm-text);
    margin: 0 0 0.75rem 0;
}

.nko-dm-modal__amount-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 0.5rem;
    margin-bottom: 0.75rem;
}

@media (max-width: 400px) {
    .nko-dm-modal__amount-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.nko-dm-modal__amount-btn {
    position: relative;
    padding: 0.75rem 0.5rem;
    border: 1px solid var(--nko-dm-border);
    border-radius: 8px;
    text-align: center;
    cursor: pointer;
    transition: border-color var(--nko-dm-transition), background-color var(--nko-dm-transition);
}

.nko-dm-modal__amount-btn:hover {
    border-color: var(--nko-dm-primary);
}

.nko-dm-modal__amount-btn input {
    position: absolute;
    opacity: 0;
    width: 0;
    height: 0;
}

.nko-dm-modal__amount-btn:has(input:checked) {
    border-color: var(--nko-dm-primary);
    background: var(--nko-dm-primary);
    color: #ffffff;
}

.nko-dm-modal__amount-btn span {
    color: var(--nko-dm-text);
}

.nko-dm-modal__amount-btn:has(input:checked) span {
    color: #ffffff;
}

.nko-dm-modal__amount-btn span {
    font-size: 0.9rem;
    font-weight: 500;
}

.nko-dm-modal__amount-custom {
    position: relative;
    width: 100%;
}

.nko-dm-modal__amount-custom input {
    width: 100%;
    max-width: 100%;
    padding: 0.75rem 2rem 0.75rem 1rem;
    border: 1px solid var(--nko-dm-border);
    border-radius: 8px;
    font-size: 1rem;
    color: var(--nko-dm-text);
    background: var(--nko-dm-bg);
    transition: border-color var(--nko-dm-transition);
    box-sizing: border-box;
}

.nko-dm-modal__amount-custom input:focus {
    outline: none;
    border-color: var(--nko-dm-primary);
}

.nko-dm-modal__amount-currency {
    position: absolute;
    right: 0.75rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--nko-dm-text-muted);
    font-weight: 500;
    pointer-events: none;
}

/* Form Elements */
.nko-dm-modal__form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.nko-dm-modal__form-group {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.nko-dm-modal__form-group--checkbox {
    flex-direction: row;
    align-items: flex-start;
    gap: 0.5rem;
}

.nko-dm-modal__label {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--nko-dm-text);
}

.nko-dm-modal__optional {
    font-weight: normal;
    color: var(--nko-dm-text-muted);
}

.nko-dm-modal__input,
.nko-dm-modal__textarea {
    padding: 0.75rem 1rem;
    border: 1px solid var(--nko-dm-border);
    border-radius: 8px;
    font-size: 1rem;
    color: var(--nko-dm-text);
    background: var(--nko-dm-bg);
    transition: border-color var(--nko-dm-transition);
}

.nko-dm-modal__input:focus,
.nko-dm-modal__textarea:focus {
    outline: none;
    border-color: var(--nko-dm-primary);
}

.nko-dm-modal__input::placeholder,
.nko-dm-modal__textarea::placeholder {
    color: var(--nko-dm-text-muted);
}

.nko-dm-modal__input:invalid,
.nko-dm-modal__input.is-invalid {
    border-color: var(--nko-dm-error);
}

.nko-dm-modal__textarea {
    resize: vertical;
    min-height: 80px;
}

.nko-dm-modal__honeypot {
    position: absolute;
    left: -9999px;
}

/* Checkbox */
.nko-dm-modal__checkbox-label {
    display: flex;
    align-items: flex-start;
    gap: 0.5rem;
    cursor: pointer;
}

.nko-dm-modal__checkbox-label input {
    margin-top: 0.15rem;
    width: 1rem;
    height: 1rem;
    cursor: pointer;
    accent-color: var(--nko-dm-primary);
}

.nko-dm-modal__checkbox-text {
    font-size: 0.85rem;
    line-height: 1.5;
    color: var(--nko-dm-text);
}

.nko-dm-modal__checkbox-text a {
    color: var(--nko-dm-primary);
    text-decoration: underline;
}

.nko-dm-modal__checkbox-text a:hover {
    text-decoration: none;
}

/* Error Messages */
.nko-dm-modal__error {
    font-size: 0.8rem;
    color: var(--nko-dm-error);
    min-height: 1.2rem;
}

/* Disclaimer */
.nko-dm-modal__disclaimer {
    padding: 0.75rem;
    background: var(--nko-dm-bg-alt);
    border-radius: 8px;
    border-left: 3px solid var(--nko-dm-secondary);
}

.nko-dm-modal__disclaimer p {
    font-size: 0.8rem;
    color: var(--nko-dm-text-muted);
    margin: 0;
}

/* Turnstile */
.nko-dm-modal__turnstile {
    margin-top: 0.5rem;
}

/* Buttons */
.nko-dm-modal__actions {
    display: flex;
    gap: 0.75rem;
    margin-top: 1.5rem;
}

.nko-dm-modal__actions--split {
    justify-content: space-between;
}

.nko-dm-modal__btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.875rem 1.5rem;
    font-size: 1rem;
    font-weight: 500;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    transition: background-color var(--nko-dm-transition), transform var(--nko-dm-transition);
}

.nko-dm-modal__btn:hover {
    transform: translateY(-1px);
}

.nko-dm-modal__btn:active {
    transform: translateY(0);
}

.nko-dm-modal__btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

.nko-dm-modal__btn--primary {
    background: var(--nko-dm-primary);
    color: white;
}

.nko-dm-modal__btn--primary:hover:not(:disabled) {
    background: var(--nko-dm-primary-hover);
}

.nko-dm-modal__btn--secondary {
    background: var(--nko-dm-bg-alt);
    color: var(--nko-dm-text);
}

.nko-dm-modal__btn--secondary:hover:not(:disabled) {
    background: var(--nko-dm-border);
}

.nko-dm-modal__btn--full {
    width: 100%;
}

/* Tabs */
.nko-dm-modal__tabs {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 1rem;
    border-bottom: 1px solid var(--nko-dm-border);
}

.nko-dm-modal__tab {
    padding: 0.75rem 1rem;
    background: none;
    border: none;
    border-bottom: 2px solid transparent;
    font-size: 0.9rem;
    color: var(--nko-dm-text-muted);
    cursor: pointer;
    transition: color var(--nko-dm-transition), border-color var(--nko-dm-transition);
}

.nko-dm-modal__tab:hover {
    color: var(--nko-dm-text);
}

.nko-dm-modal__tab[aria-selected="true"] {
    color: var(--nko-dm-primary);
    border-bottom-color: var(--nko-dm-primary);
}

.nko-dm-modal__tab-panel[hidden] {
    display: none;
}

/* QR Code */
.nko-dm-modal__qr {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 1.5rem;
    background: var(--nko-dm-bg-alt);
    border-radius: var(--nko-dm-radius);
}

.nko-dm-modal__qr img {
    max-width: 200px;
    height: auto;
}

.nko-dm-modal__qr-hint {
    margin-top: 1rem;
    font-size: 0.85rem;
    color: var(--nko-dm-text-muted);
    text-align: center;
}

/* Bank Details */
.nko-dm-modal__details {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.nko-dm-modal__detail-row {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 1rem;
    padding: 0.75rem;
    background: var(--nko-dm-bg-alt);
    border-radius: 8px;
}

.nko-dm-modal__detail-info {
    flex: 1;
}

.nko-dm-modal__detail-label {
    display: block;
    font-size: 0.75rem;
    color: var(--nko-dm-text-muted);
    margin-bottom: 0.25rem;
}

.nko-dm-modal__detail-value {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--nko-dm-text);
    word-break: break-all;
}

.nko-dm-modal__detail-copy {
    padding: 0.5rem;
    background: none;
    border: 1px solid var(--nko-dm-border);
    border-radius: 4px;
    cursor: pointer;
    color: var(--nko-dm-text-muted);
    transition: border-color var(--nko-dm-transition), color var(--nko-dm-transition);
}

.nko-dm-modal__detail-copy:hover {
    border-color: var(--nko-dm-primary);
    color: var(--nko-dm-primary);
}

/* Success State */
.nko-dm-modal__step--success {
    text-align: center;
    padding: 2rem 0;
}

.nko-dm-modal__success-icon {
    color: var(--nko-dm-success);
    margin-bottom: 1rem;
}

.nko-dm-modal__success-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--nko-dm-text);
    margin: 0 0 0.75rem 0;
}

.nko-dm-modal__success-text {
    font-size: 1rem;
    color: var(--nko-dm-text-muted);
    margin: 0 0 1.5rem 0;
}

/* Loading State */
.nko-dm-modal__loading {
    position: absolute;
    inset: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.9);
    gap: 1rem;
}

.nko-dm-modal__loading[hidden] {
    display: none;
}

.nko-dm-modal__spinner {
    width: 40px;
    height: 40px;
    border: 3px solid var(--nko-dm-border);
    border-top-color: var(--nko-dm-primary);
    border-radius: 50%;
    animation: nko-dm-spin 1s linear infinite;
}

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

.nko-dm-modal__loading p {
    color: var(--nko-dm-text-muted);
    margin: 0;
}

/* Toasts */
.nko-dm-modal__toasts {
    position: absolute;
    bottom: 1rem;
    left: 1rem;
    right: 1rem;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    pointer-events: none;
}

.nko-dm-modal__toast {
    padding: 0.75rem 1rem;
    border-radius: 8px;
    font-size: 0.9rem;
    animation: nko-dm-toast-in 0.3s ease;
    pointer-events: auto;
}

@keyframes nko-dm-toast-in {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.nko-dm-modal__toast--success {
    background: var(--nko-dm-success);
    color: white;
}

.nko-dm-modal__toast--error {
    background: var(--nko-dm-error);
    color: white;
}

/* Screen Reader Only */
.screen-reader-text {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* Focus Trap Support */
.nko-dm-modal__container:focus {
    outline: none;
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
    .nko-dm-modal__overlay,
    .nko-dm-modal__container,
    .nko-dm-modal__type-card,
    .nko-dm-modal__method-item,
    .nko-dm-modal__amount-btn,
    .nko-dm-modal__input,
    .nko-dm-modal__textarea,
    .nko-dm-modal__btn,
    .nko-dm-modal__tab,
    .nko-dm-modal__detail-copy {
        transition: none;
    }

    .nko-dm-modal__spinner {
        animation: none;
        border-top-color: var(--nko-dm-border);
    }

    .nko-dm-modal__toast {
        animation: none;
    }
}

/* Mobile Adaptations */
@media (max-width: 480px) {
    .nko-dm-modal {
        padding: 0.5rem;
    }

    .nko-dm-modal__container {
        max-width: 100%;
        max-height: 95vh;
        border-radius: 8px;
    }

    .nko-dm-modal__header {
        padding: 0.75rem 1rem;
    }

    .nko-dm-modal__title {
        font-size: 1.1rem;
    }

    .nko-dm-modal__content {
        padding: 1rem;
    }

    .nko-dm-modal__step-title {
        font-size: 1rem;
    }

    .nko-dm-modal__type-grid {
        grid-template-columns: 1fr;
        gap: 0.5rem;
    }

    .nko-dm-modal__type-card {
        padding: 0.75rem;
        flex-direction: row;
        text-align: left;
        gap: 0.75rem;
    }

    .nko-dm-modal__type-icon {
        margin-bottom: 0;
    }

    .nko-dm-modal__methods-grid {
        flex-direction: column;
        gap: 0.5rem;
    }

    .nko-dm-modal__method-item {
        padding: 0.75rem 1rem;
    }

    .nko-dm-modal__amount-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .nko-dm-modal__amount-btn {
        padding: 0.625rem 0.375rem;
    }

    .nko-dm-modal__amount-btn span {
        font-size: 0.85rem;
    }

    .nko-dm-modal__actions {
        flex-direction: column;
        gap: 0.5rem;
    }

    .nko-dm-modal__actions--split {
        flex-direction: column-reverse;
    }

    .nko-dm-modal__btn {
        width: 100%;
        padding: 0.875rem 1rem;
        font-size: 1rem;
    }

    .nko-dm-modal__form-group {
        margin-bottom: 0.875rem;
    }

    .nko-dm-modal__input,
    .nko-dm-modal__textarea {
        padding: 0.75rem;
        font-size: 16px;
    }

    .nko-dm-modal__tabs {
        flex-direction: column;
        gap: 0.5rem;
    }

    .nko-dm-modal__tab {
        width: 100%;
        padding: 0.75rem;
    }

    .nko-dm-modal__qr img {
        max-width: 150px;
    }

    .nko-dm-modal__details {
        font-size: 0.85rem;
    }

    .nko-dm-modal__detail-row {
        flex-direction: column;
        gap: 0.25rem;
        padding: 0.5rem 0;
    }

    .nko-dm-modal__detail-copy {
        align-self: flex-end;
        padding: 0.375rem 0.75rem;
        font-size: 0.8rem;
    }

    .nko-dm-modal__checkbox-label {
        font-size: 0.85rem;
    }

    .nko-dm-modal__disclaimer {
        font-size: 0.8rem;
        padding: 0.75rem;
    }

    .nko-dm-modal__close {
        width: 36px;
        height: 36px;
    }
}