/* Donation Form — Multi-step form styles */

.donation-form {
    max-width: 720px;
    margin: 0 auto;
}

/* Progress bar */
.donation-form__progress {
    margin-bottom: 1.5rem;
}

.donation-form__progress .progress {
    height: 6px;
    border-radius: 3px;
}

.donation-form__progress .progress-bar {
    transition: width 0.3s ease;
}

/* Step indicators — 7 circles */
.donation-form__indicators {
    display: flex;
    justify-content: center;
    gap: 0.75rem;
    margin-bottom: 2rem;
}

.donation-form__step-indicator {
    width: 2rem;
    height: 2rem;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.875rem;
    font-weight: 600;
    background: var(--bs-secondary-bg);
    color: var(--bs-secondary-color);
    border: 2px solid transparent;
    transition: all 0.2s ease;
    user-select: none;
}

.donation-form__step-indicator.active {
    background: var(--bs-primary);
    color: #fff;
    border-color: var(--bs-primary);
}

.donation-form__step-indicator.completed {
    background: var(--bs-success);
    color: #fff;
}

.donation-form__step-indicator.clickable {
    cursor: pointer;
}

.donation-form__step-indicator.clickable:hover {
    transform: scale(1.15);
    box-shadow: 0 0 0 2px var(--bs-primary);
}

.donation-form__step-indicator.clickable:focus-visible {
    outline: 2px solid var(--bs-primary);
    outline-offset: 2px;
}

/* Step transitions */
.donation-form__step {
    animation: donationFadeIn 0.2s ease;
}

@keyframes donationFadeIn {
    from { opacity: 0; transform: translateY(8px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Amount cards — styled radio buttons */
.donation-form__amount-option {
    position: relative;
}

.donation-form__amount-option input[type="radio"] {
    position: absolute;
    opacity: 0;
    width: 0;
    height: 0;
}

.donation-form__amount-option label {
    display: block;
    padding: 1rem 1.5rem;
    border: 2px solid var(--bs-border-color);
    border-radius: 0.5rem;
    cursor: pointer;
    text-align: center;
    font-weight: 600;
    transition: border-color 0.15s, background-color 0.15s;
}

.donation-form__amount-option label:hover {
    border-color: var(--bs-primary);
}

.donation-form__amount-option input[type="radio"]:checked + label {
    border-color: var(--bs-primary);
    background-color: rgba(var(--bs-primary-rgb), 0.05);
}

.donation-form__amount-option input[type="radio"]:focus-visible + label {
    outline: 2px solid var(--bs-primary);
    outline-offset: 2px;
}

/* Payment panels */
.donation-form [data-payment-panel] {
    display: none;
}

.donation-form [data-payment-panel].active {
    display: block;
}

/* Bank details display card */
.donation-form__bank-details {
    background: var(--bs-light);
    border-left: 3px solid var(--bs-primary);
    padding: 1rem 1.25rem;
    border-radius: 0.25rem;
}

/* Inline validation — hint text */
.donation-form .form-hint {
    color: var(--bs-secondary);
    font-size: 0.8125rem;
    margin-top: 0.25rem;
    line-height: 1.4;
}

/* Inline validation — valid state (green border as supplementary cue) */
.donation-form .is-valid {
    border-color: var(--bs-success);
}

.donation-form .is-valid:focus {
    border-color: var(--bs-success);
    box-shadow: 0 0 0 0.2rem rgba(var(--bs-success-rgb), 0.25);
}

.donation-form .valid-feedback {
    display: none;
}

/* Radio labels: no color change — error text below is the indicator */
.donation-form .form-check-input.is-valid ~ .form-check-label {
    color: inherit;
}

/* Inline validation — invalid state (red border as supplementary cue) */
.donation-form .is-invalid {
    border-color: var(--bs-danger);
}

.donation-form .is-invalid:focus {
    border-color: var(--bs-danger);
    box-shadow: 0 0 0 0.2rem rgba(var(--bs-danger-rgb), 0.25);
}

/* Error text: body color for guaranteed contrast, icon as non-color indicator */
.donation-form .invalid-feedback {
    display: none;
    color: inherit;
    font-size: 0.8125rem;
    margin-top: 0.25rem;
    font-weight: 600;
}

.donation-form .invalid-feedback::before {
    content: '\26A0\00a0';
}

.donation-form .is-invalid ~ .invalid-feedback {
    display: block;
}

/* Radio labels: no color change — error text below is the indicator */
.donation-form .form-check-input.is-invalid ~ .form-check-label {
    color: inherit;
}

/* Keep hint visible when error is shown */
.donation-form .is-invalid ~ .form-hint,
.donation-form .is-valid ~ .form-hint {
    display: block;
}

/* Step-gate: disabled Next button — clickable to reveal errors */
.donation-form [data-action="next-step"].disabled,
.donation-form button[type="submit"].disabled {
    opacity: 0.65;
    cursor: not-allowed;
}

/* Summary section */
.donation-form [data-summary] dt {
    font-weight: 600;
}

.donation-form [data-summary] dd {
    margin-bottom: 0.25rem;
}

.donation-form [data-summary] .btn-edit {
    font-size: 0.875rem;
}

/* Summary section cards */
.donation-form__summary-section {
    border-bottom: 1px solid var(--bs-border-color);
    padding-bottom: 1rem;
    margin-bottom: 1rem;
}

.donation-form__summary-section:last-child {
    border-bottom: none;
    margin-bottom: 0;
}

/* Responsive */
@media (max-width: 575.98px) {
    .donation-form__step-indicator {
        width: 1.5rem;
        height: 1.5rem;
        font-size: 0.75rem;
    }

    .donation-form__indicators {
        gap: 0.5rem;
    }
}

/* Print: show only the bank details heading + card */
@media print {
    /* Hide non-essential page elements */
    header, footer, nav:not(.donation-form nav), aside,
    .donation-form__progress,
    .donation-form__indicators,
    .donation-form .alert,
    .donation-form__nav {
        display: none !important;
    }

    /* Hide all steps except bank-details-display */
    .donation-form form > .donation-form__step:not([data-step="bank-details-display"]) {
        display: none !important;
    }

    /* Ensure bank-details-display and all ancestors are visible */
    [data-step="bank-details-display"] {
        animation: none !important;
        position: static !important;
        display: block !important;
        visibility: visible !important;
    }

    [data-step="bank-details-display"] h2 {
        display: block !important;
        visibility: visible !important;
        margin-bottom: 1rem;
    }

    [data-step="bank-details-display"] .card {
        visibility: visible !important;
        border: 1px solid #ccc !important;
        box-shadow: none !important;
    }

    [data-step="bank-details-display"] .card * {
        visibility: visible !important;
    }

    [data-step="bank-details-display"] .donation-form__nav {
        display: none !important;
    }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
    .donation-form__step {
        animation: none;
    }

    .donation-form__progress .progress-bar {
        transition: none;
    }

    .donation-form .invalid-feedback {
        transition: none;
    }
}