/*
 * Shared UI components and utilities
 *
 * Ownership: docs/architecture/css-ownership.md
 * Loaded after custom.css and before extracted game/chat surfaces.
 */

.visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

.error-card,
.success-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-md);
    text-align: center;
}

.error-card {
    background: linear-gradient(135deg, rgba(32, 12, 24, 0.92), rgba(18, 20, 38, 0.9));
    border: 1px solid rgba(255, 81, 98, 0.35);
}

.success-card {
    background: linear-gradient(135deg, rgba(14, 28, 22, 0.92), rgba(18, 32, 44, 0.88));
    border: 1px solid rgba(56, 224, 168, 0.35);
}

.error-icon,
.success-icon {
    width: 72px;
    height: 72px;
    border-radius: 50%;
    display: grid;
    place-items: center;
    font-size: 1.8rem;
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.35);
}

.error-icon {
    background: rgba(255, 81, 98, 0.18);
    border: 1px solid rgba(255, 81, 98, 0.45);
    color: var(--color-danger);
}

.success-icon {
    background: rgba(56, 224, 168, 0.18);
    border: 1px solid rgba(56, 224, 168, 0.35);
    color: var(--color-success);
}

.error-code {
    font-family: 'Montserrat', sans-serif;
    font-size: clamp(2.6rem, 6vw, 3.4rem);
    letter-spacing: 0.18em;
    color: #fff;
}

.error-detail {
    color: var(--color-danger);
    background: rgba(255, 81, 98, 0.12);
    border: 1px solid rgba(255, 81, 98, 0.3);
    border-radius: var(--radius-md);
    padding: 12px 18px;
    max-width: 540px;
    margin: 0 auto;
}

/* ------------------------------ UTILITIES ------------------------------ */

.badge-soft {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 12px;
    background: rgba(73,107,229,0.18);
    border: 1px solid rgba(73,107,229,0.35);
    border-radius: 999px;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--color-text-secondary);
}

.badge-soft--success {
    background: rgba(34, 197, 94, 0.18);
    border-color: rgba(34, 197, 94, 0.35);
    color: #9fffb4;
}

.badge-soft--accent {
    background: rgba(73,107,229,0.16);
    border-color: rgba(73,107,229,0.32);
    color: rgba(193, 201, 255, 0.92);
}

.badge-soft--warning {
    background: rgba(255, 193, 94, 0.16);
    border-color: rgba(255, 193, 94, 0.32);
    color: #ffe8b8;
}

.text-accent {
    color: var(--color-accent);
}

.highlight {
    color: #fff;
    background: rgba(73,107,229,0.18);
    padding: 0 10px;
    border-radius: 12px;
}

/* ------------------------------ BUTTONS ------------------------------ */

.btn-cta {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 12px 22px;
    border-radius: 999px;
    border: 1px solid rgba(73, 107, 229, 0.4);
    background: linear-gradient(135deg, rgba(73,107,229,0.95), rgba(52,83,200,0.95));
    color: #fff;
    font-weight: 600;
    transition: transform var(--transition-fast), box-shadow var(--transition-fast);
    box-shadow: 0 15px 35px rgba(73, 107, 229, 0.35);
}

.btn-cta:hover {
    transform: translateY(-2px) scale(1.01);
    box-shadow: 0 20px 40px rgba(73, 107, 229, 0.45);
}

.btn-cta--small {
    padding: 10px 18px;
    font-size: 0.85rem;
}

.btn-ghost {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 12px 22px;
    border-radius: 999px;
    border: 1px solid rgba(255,255,255,0.22);
    background: transparent;
    color: var(--color-text-primary);
    font-weight: 600;
    transition: var(--transition-medium);
}

.btn-ghost:hover {
    background: rgba(255, 255, 255, 0.08);
    transform: translateY(-1px);
}

.btn {
    font-weight: 600;
    border-radius: 999px;
    padding: 10px 20px;
    border-width: 1px;
    transition: var(--transition-medium);
}

.btn.w-100 {
    width: 100%;
}

.btn-wide {
    width: 100%;
    justify-content: center;
}

.btn-sm {
    font-size: 0.78rem;
    padding: 8px 14px;
    border-radius: 999px;
}

.btn-danger {
    background: linear-gradient(135deg, rgba(255, 81, 98, 0.88), rgba(195, 33, 54, 0.92));
    border: none;
    color: #fdfdfd;
}

.btn-danger:hover,
.btn-danger:focus-visible {
    background: linear-gradient(135deg, rgba(255, 81, 98, 1), rgba(195, 33, 54, 1));
    color: #fff;
}

.btn-danger-soft {
    border-color: rgba(255, 81, 98, 0.45);
    color: var(--color-text-primary);
    background: rgba(73, 24, 38, 0.35);
}

.btn-danger-soft:hover,
.btn-danger-soft:focus-visible {
    border-color: rgba(255, 81, 98, 0.7);
    background: rgba(73, 24, 38, 0.5);
    color: var(--color-text-primary);
}

.btn-outline {
    padding: 10px 18px;
    border-radius: 999px;
    border: 1px solid rgba(255,255,255,0.18);
    background: transparent;
    color: var(--color-text-primary);
    font-weight: 500;
    transition: var(--transition-medium);
}

.btn-outline:hover {
    border-color: rgba(73,107,229,0.65);
    background: rgba(73,107,229,0.18);
}

.btn-outline--compact {
    padding: 8px 16px;
    font-size: 0.85rem;
}

.btn-text {
    background: none;
    border: none;
    color: var(--color-text-secondary);
    font-size: 0.85rem;
    padding: 0;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.btn-text:hover,
.btn-text:focus-visible {
    color: #fff;
}

.btn-text--danger {
    color: rgba(255, 107, 129, 0.9);
}

.btn-text--danger:hover,
.btn-text--danger:focus-visible {
    color: rgba(255, 140, 153, 1);
}

button[data-image-generate-btn] {
    min-height: 44px;
}

/* ------------------------------ FORM CONTROLS ------------------------------ */

.form-control {
    background: rgba(12, 14, 29, 0.85);
    border: 1px solid rgba(120, 132, 220, 0.22);
    color: var(--color-text-primary);
    padding: 12px 14px;
    border-radius: var(--radius-sm);
}

.form-control:focus {
    border-color: rgba(73,107,229,0.65);
    box-shadow: 0 0 0 3px rgba(73,107,229,0.25);
}

.form-label {
    font-weight: 600;
    color: var(--color-text-secondary);
}

.form-actions {
    margin-top: var(--spacing-lg);
    display: grid;
    gap: 12px;
}

.form-actions .btn + .btn {
    margin-top: 12px;
}

.form-actions--tight {
    margin-top: var(--spacing-md);
    gap: 10px;
}