/* TODO: Review box-shadow values - consider using design system shadow variables (--shadow-xs, --shadow-sm, etc.) */
/**
 * UI Polish & Refinement
 * Consistent animations, micro-interactions, error states
 */

/* Consistent Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(-10px);

    to {
        opacity: 1;
        transform: translateY(0);

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateX(-20px);

    to {
        opacity: 1;
        transform: translateX(0);

@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.9);

    to {
        opacity: 1;
        transform: scale(1);

@keyframes pulse {
    0%, 100% {
        opacity: 1;

    50% {
        opacity: 0.6;

/* Smooth Transitions */
* {
    transition-property: background-color, border-color, color, opacity, transform, box-shadow;
    transition-duration: 0.2s;
    transition-timing-function: ease;

/* Buttons - Micro-interactions */
button:not(:disabled) {
    position: relative;
    overflow: hidden;

button:not(:disabled)::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: var(--radius-full);
    background: rgba(var(--color-text-primary-rgb, 224, 224, 224), 0.2);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;

button:not(:disabled):active::before {
    width: 304px;
    height: 304px;

button:not(:disabled):hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 8px rgba(var(--color-bg-primary-rgb, 26, 26, 26), 0.2);

button:not(:disabled):active {
    transform: translateY(0);

/* Input Fields - Focus States */
input:focus,
select:focus,
textarea:focus {
    outline: none;
    border-color: var(--color-info, #4a90e2);
    box-shadow: 0 0 0 3px rgba(74, 144, 226, 0.1);
    transform: scale(1.01);

/* Cards - Hover Effects */
.info-card,
.overview-player-card,
.gm-tool-card {
    transition: all 0.3s ease;

.info-card:hover,
.overview-player-card:hover,
.gm-tool-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 16px rgba(var(--color-bg-primary-rgb, 26, 26, 26), 0.3);

/* Loading States */
.loading {
    position: relative;
    color: transparent !important;
    pointer-events: none;

.loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: var(--spacing-md);
    height: var(--spacing-md);
    margin: -var(--spacing-sm) 0 0 -var(--spacing-sm);
    border: 2px solid var(--color-info, #4a90e2);
    border-top-color: transparent;
    border-radius: var(--radius-full);
    animation: spin 0.6s linear infinite;

@keyframes spin {
    to {
        transform: rotate(360deg);

/* Error States */
.error-state {
    border-color: var(--color-failure, #ff6b6b) !important;
    background: rgba(255, 107, 107, 0.1) !important;
    animation: shake 0.5s ease;

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    25% { transform: translateX(-10px); }
    75% { transform: translateX(10px); }

.error-message {
    color: var(--color-failure, #ff6b6b);
    font-size: 0.875rem;
    margin-top: 0.25rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;

.error-message::before {
    content: '⚠️';
    font-size: 1rem;

/* Success States */
.success-state {
    border-color: var(--color-success, #4caf50) !important;
    background: rgba(76, 175, 80, 0.1) !important;
    animation: successPulse 0.5s ease;

@keyframes successPulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.02); }

.success-message {
    color: var(--color-success, #4caf50);
    font-size: 0.875rem;
    margin-top: 0.25rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;

.success-message::before {
    content: '✓';
    font-size: 1rem;
    font-weight: bold;

/* Empty States */
.empty-state {
    text-align: center;
    padding: 3rem 1rem;
    color: var(--color-text-tertiary, var(--color-text-dim));

.empty-state-icon {
    font-size: 4rem;
    margin-bottom: 1rem;
    opacity: 0.5;

.empty-state-title {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--color-text-secondary, var(--color-text-secondary));

.empty-state-description {
    font-size: 0.9375rem;
    line-height: 1.6;

/* Skeleton Loading */
.skeleton {
    background: linear-gradient(
        90deg,
        rgba(var(--color-text-primary-rgb, 224, 224, 224), 0.05) 0%,
        rgba(var(--color-text-primary-rgb, 224, 224, 224), 0.1) 50%,
        rgba(var(--color-text-primary-rgb, 224, 224, 224), 0.05) 100%
    );
    background-size: 200% 100%;
    animation: skeleton-loading 1.5s ease-in-out infinite;
    border-radius: var(--radius-md, var(--radius-sm));

@keyframes skeleton-loading {
    0% {
        background-position: 200% 0;

    100% {
        background-position: -200% 0;

/* Smooth Scroll */
html {
    scroll-behavior: smooth;

/* Focus Visible */
*:focus-visible {
    outline: 2px solid var(--color-info, #4a90e2);
    outline-offset: 2px;
    border-radius: var(--radius-sm, calc(var(--radius-sm) * 0.75));

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;

}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}