/* === Paid Tool — базовые стили === */

.paid-tool {
    padding: var(--spacing-2xl) 0 var(--spacing-4xl);
}

.paid-tool .container {
    max-width: 760px;
}

/* Hero */
.paid-tool__hero {
    text-align: center;
    margin-bottom: var(--spacing-2xl);
}

.paid-tool__hero h1 {
    font-size: var(--font-size-3xl);
    margin-bottom: var(--spacing-sm);
}

.paid-tool__subtitle {
    font-size: var(--font-size-lg);
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-md);
}

.paid-tool__price-badge {
    display: inline-block;
    background: var(--color-primary);
    color: white;
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: var(--radius-full);
    font-weight: 600;
    font-size: var(--font-size-sm);
}

/* Form card */
.paid-tool__form-card {
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    padding: var(--spacing-2xl);
    box-shadow: var(--shadow-lg);
    margin-bottom: var(--spacing-2xl);
}

/* Sections */
.paid-tool__section {
    margin-bottom: var(--spacing-xl);
}

.paid-tool__section:last-of-type {
    margin-bottom: 0;
}

.paid-tool__section-title {
    font-size: var(--font-size-base);
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.paid-tool__section-title::before {
    content: '';
    width: 4px;
    height: 16px;
    background: var(--color-primary);
    border-radius: 2px;
    flex-shrink: 0;
}

/* Fields */
.paid-tool__field {
    margin-bottom: var(--spacing-md);
}

.paid-tool__label {
    display: block;
    font-size: var(--font-size-sm);
    font-weight: 500;
    margin-bottom: var(--spacing-xs);
    color: var(--color-text);
}

.paid-tool__label--required::after {
    content: ' *';
    color: var(--color-error);
}

.paid-tool__input,
.paid-tool__select {
    width: 100%;
    padding: 0.75rem 1rem;
    font-size: var(--font-size-base);
    font-family: inherit;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
    background: var(--color-bg);
    box-sizing: border-box;
}

.paid-tool__input:focus,
.paid-tool__select:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.paid-tool__input::placeholder {
    color: var(--color-text-muted);
}

.paid-tool__hint {
    font-size: var(--font-size-xs);
    color: var(--color-text-muted);
    margin-top: var(--spacing-xs);
}

.paid-tool__error {
    font-size: var(--font-size-xs);
    color: var(--color-error);
    margin-top: var(--spacing-xs);
    display: none;
}

.paid-tool__field--error .paid-tool__input,
.paid-tool__field--error .paid-tool__select {
    border-color: var(--color-error);
}

.paid-tool__field--error .paid-tool__error {
    display: block;
}

/* Row (2 fields side by side) */
.paid-tool__row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-md);
}

.paid-tool__row--3 {
    grid-template-columns: 1fr 1fr 1fr;
}

@media (max-width: 600px) {
    .paid-tool__row,
    .paid-tool__row--3 {
        grid-template-columns: 1fr;
    }
}

/* Radio/Checkbox */
.paid-tool__options {
    display: flex;
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xs);
}

.paid-tool__option {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    cursor: pointer;
    font-size: var(--font-size-sm);
}

.paid-tool__option input {
    accent-color: var(--color-primary);
}

/* Collapsible section */
.paid-tool__collapsible {
    display: none;
}

.paid-tool__collapsible.is-visible {
    display: block;
}

/* Submit */
.paid-tool__actions {
    margin-top: var(--spacing-xl);
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--color-border);
}

.paid-tool__submit {
    width: 100%;
    padding: 1rem 2rem;
    font-size: var(--font-size-lg);
    font-weight: 600;
    font-family: inherit;
    background: var(--color-primary);
    color: white;
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: background var(--transition-fast), transform var(--transition-fast);
}

.paid-tool__submit:hover {
    background: var(--color-primary-dark);
    transform: translateY(-1px);
}

.paid-tool__submit:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
}

.paid-tool__disclaimer {
    font-size: var(--font-size-xs);
    color: var(--color-text-muted);
    text-align: center;
    margin-top: var(--spacing-md);
}

/* === Status page === */

.paid-tool__status {
    text-align: center;
    padding: var(--spacing-3xl) var(--spacing-xl);
}

.paid-tool__status-icon {
    display: flex;
    justify-content: center;
    margin-bottom: var(--spacing-lg);
}

.paid-tool__status-icon svg {
    width: 64px;
    height: 64px;
}

.paid-tool__status-title {
    font-size: var(--font-size-2xl);
    margin-bottom: var(--spacing-sm);
}

.paid-tool__status-text {
    font-size: var(--font-size-base);
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-xl);
}

/* Progress bar */
.paid-tool__progress {
    max-width: 400px;
    margin: 0 auto var(--spacing-xl);
}

.paid-tool__progress-bar {
    height: 6px;
    background: var(--color-bg-tertiary);
    border-radius: var(--radius-full);
    overflow: hidden;
}

.paid-tool__progress-fill {
    height: 100%;
    background: var(--color-primary);
    border-radius: var(--radius-full);
    width: 0%;
    transition: width 0.5s ease;
}

.paid-tool__progress-fill--indeterminate {
    width: 30%;
    animation: indeterminate 1.5s ease-in-out infinite;
}

@keyframes indeterminate {
    0% { transform: translateX(-100%); }
    100% { transform: translateX(400%); }
}

/* Download button */
.paid-tool__download {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: 1rem 2.5rem;
    font-size: var(--font-size-lg);
    font-weight: 600;
    font-family: inherit;
    background: var(--color-success);
    color: white;
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    text-decoration: none;
    transition: background var(--transition-fast), transform var(--transition-fast);
}

.paid-tool__download:hover {
    background: #059669;
    color: white;
    transform: translateY(-1px);
}

/* Payment button on status page */
.paid-tool__pay-btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: 1rem 2.5rem;
    font-size: var(--font-size-lg);
    font-weight: 600;
    font-family: inherit;
    background: var(--color-primary);
    color: white;
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    text-decoration: none;
    transition: background var(--transition-fast);
}

.paid-tool__pay-btn:hover {
    background: var(--color-primary-dark);
    color: white;
}

/* Error state */
.paid-tool__status--error .paid-tool__status-title {
    color: var(--color-error);
}

/* Info section */
.paid-tool__info {
    max-width: 760px;
    margin: 0 auto var(--spacing-2xl);
}

.paid-tool__info h2 {
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-md);
}

.paid-tool__info p {
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-md);
    line-height: 1.7;
}

/* FAQ */
.paid-tool__faq {
    margin-bottom: var(--spacing-2xl);
}

.paid-tool__faq h2 {
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-md);
}

.paid-tool__faq details {
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-sm);
}

.paid-tool__faq summary {
    padding: var(--spacing-md);
    cursor: pointer;
    font-weight: 600;
    list-style: none;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.paid-tool__faq summary::after {
    content: '+';
    font-size: var(--font-size-xl);
    color: var(--color-text-muted);
}

.paid-tool__faq details[open] summary::after {
    content: '\2212';
}

.paid-tool__faq details p {
    padding: 0 var(--spacing-md) var(--spacing-md);
    color: var(--color-text-secondary);
    line-height: 1.7;
}

/* Preview block */
.paid-tool__preview {
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    margin-bottom: var(--spacing-2xl);
    text-align: center;
}

.paid-tool__preview h2 {
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-lg);
}

.paid-tool__preview-image {
    max-width: 420px;
    width: 100%;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.08);
    margin: 0 auto var(--spacing-lg);
    display: block;
}

.paid-tool__preview-actions {
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

.paid-tool__preview-link {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: var(--font-size-sm);
    color: var(--color-primary);
    text-decoration: none;
    padding: var(--spacing-sm) var(--spacing-md);
    border: 1px solid var(--color-primary);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.paid-tool__preview-link:hover {
    background: var(--color-primary);
    color: white;
}

/* Global error */
.paid-tool__global-error {
    background: #fef2f2;
    border: 1px solid #fecaca;
    border-radius: var(--radius-md);
    padding: var(--spacing-md);
    color: var(--color-error);
    margin-bottom: var(--spacing-lg);
    display: none;
}

.paid-tool__global-error.is-visible {
    display: block;
}