:root {
    --feedback-shadow: 0 .75rem 2rem rgba(15, 23, 42, .16);
    --feedback-focus-ring: var(--primary, #2563eb);
    --feedback-surface: var(--brand-card-background-color, var(--bs-body-bg, var(--bg-primary, #fff)));
    --feedback-text: var(--brand-card-text-color, var(--bs-body-color, var(--text-primary, #212529)));
    --feedback-border: var(--border-color, var(--bs-border-color, #dee2e6));
}

[data-theme="dark"] {
    --feedback-shadow: 0 .75rem 2rem rgba(0, 0, 0, .42);
}

.feedback-toast-container {
    position: fixed;
    z-index: var(--z-toast, 1080);
    top: max(1rem, env(safe-area-inset-top));
    right: max(1rem, env(safe-area-inset-right));
    display: grid;
    gap: .75rem;
    width: min(25rem, calc(100vw - 2rem));
    pointer-events: none;
}

.feedback-toast {
    display: grid;
    grid-template-columns: auto minmax(0, 1fr) auto;
    gap: .75rem;
    align-items: start;
    padding: .9rem 1rem;
    color: var(--feedback-text);
    background: var(--feedback-surface);
    border: 1px solid var(--feedback-border);
    border-left: .3rem solid var(--feedback-accent);
    border-radius: var(--border-radius-lg, .75rem);
    box-shadow: var(--feedback-shadow);
    pointer-events: auto;
    animation: feedback-toast-enter 180ms ease-out;
}

.feedback-toast--success { --feedback-accent: var(--success, #198754); }
.feedback-toast--info { --feedback-accent: var(--info, #0dcaf0); }
.feedback-toast--warning { --feedback-accent: var(--warning, #ffc107); }
.feedback-toast--error { --feedback-accent: var(--danger, #dc3545); }

.feedback-toast__icon {
    color: var(--feedback-accent);
    font-size: 1.15rem;
    line-height: 1.4;
}

.feedback-toast__title {
    display: block;
    margin-bottom: .1rem;
    color: var(--feedback-text);
    font-weight: 700;
}

.feedback-toast__message {
    overflow-wrap: anywhere;
}

.feedback-toast__close {
    display: inline-grid;
    width: 2.25rem;
    height: 2.25rem;
    padding: 0;
    place-items: center;
    color: var(--feedback-text);
    background: transparent;
    border: 0;
    border-radius: .5rem;
}

.feedback-toast__close:hover,
.feedback-toast__close:focus-visible {
    background: color-mix(in srgb, var(--feedback-text) 12%, transparent);
}

.feedback-toast__close:focus-visible {
    outline: 2px solid var(--feedback-focus-ring);
    outline-offset: 2px;
}

.feedback-inline {
    display: flex;
    gap: .65rem;
    align-items: flex-start;
    margin-top: .75rem;
    padding: .75rem 1rem;
    color: var(--feedback-text);
    background: var(--feedback-surface);
    border: 1px solid var(--feedback-border);
    border-left: .25rem solid var(--feedback-accent);
    border-radius: var(--border-radius, .5rem);
}

.feedback-inline--success { --feedback-accent: var(--success, #198754); }
.feedback-inline--info { --feedback-accent: var(--info, #0dcaf0); }
.feedback-inline--warning { --feedback-accent: var(--warning, #ffc107); }
.feedback-inline--error { --feedback-accent: var(--danger, #dc3545); }

form .validation-summary-errors,
form .field-validation-error {
    color: var(--danger, #dc3545);
}

form .validation-summary-errors ul {
    margin-bottom: 0;
}

@keyframes feedback-toast-enter {
    from { opacity: 0; transform: translateY(-.75rem); }
    to { opacity: 1; transform: translateY(0); }
}

@media (max-width: 575.98px) {
    .feedback-toast-container {
        top: max(.75rem, env(safe-area-inset-top));
        right: 1rem;
        left: 1rem;
        width: auto;
    }
}

@media (prefers-reduced-motion: reduce) {
    .feedback-toast {
        animation: none;
    }
}