/* ===== Visual Feedback & Interactions ===== */
/* Enhanced hover states, focus management, and user feedback */

/* Enhanced button hover states */
.btn {
    position: relative;
    overflow: hidden;
    transition: all var(--transition-fast);
}

.btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.2);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
    pointer-events: none;
}

.btn:hover::before {
    width: 300px;
    height: 300px;
}

.btn:active {
    transform: translateY(1px);
}

.btn:focus-visible {
    outline: 2px solid var(--accent-primary);
    outline-offset: 2px;
}

/* Ripple effect */
.ripple {
    position: relative;
    overflow: hidden;
}

.ripple::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
    pointer-events: none;
}

.ripple:active::after {
    width: 300px;
    height: 300px;
}

/* Enhanced card interactions */
.card-interactive {
    cursor: pointer;
    transition: all var(--transition-normal);
}

.card-interactive:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--border-hover);
}

.card-interactive:active {
    transform: translateY(-2px);
}

.card-interactive:focus-visible {
    outline: 2px solid var(--accent-primary);
    outline-offset: 2px;
}

/* Input focus states */
input:focus,
select:focus,
textarea:focus {
    outline: none;
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 3px rgba(0, 255, 136, 0.2);
    transition: all var(--transition-fast);
}

input:invalid:not(:placeholder-shown),
select:invalid:not(:placeholder-shown),
textarea:invalid:not(:placeholder-shown) {
    border-color: var(--error);
    box-shadow: 0 0 0 3px rgba(255, 107, 107, 0.2);
}

input:valid:not(:placeholder-shown),
select:valid:not(:placeholder-shown),
textarea:valid:not(:placeholder-shown) {
    border-color: var(--success);
}

/* Loading states */
.loading {
    position: relative;
    pointer-events: none;
    opacity: 0.6;
}

.loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 20px;
    height: 20px;
    margin: -10px 0 0 -10px;
    border: 2px solid var(--accent-primary);
    border-top-color: transparent;
    border-radius: 50%;
    animation: spin 0.6s linear infinite;
}

/* Success feedback */
.success-feedback {
    animation: success-feedback 0.5s ease-out;
}

@keyframes success-feedback {
    0% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
        box-shadow: 0 0 20px rgba(0, 255, 136, 0.5);
    }
    100% {
        transform: scale(1);
    }
}

/* Error feedback */
.error-feedback {
    animation: error-feedback 0.5s ease-out;
}

@keyframes error-feedback {
    0%, 100% {
        transform: translateX(0);
    }
    10%, 30%, 50%, 70%, 90% {
        transform: translateX(-5px);
    }
    20%, 40%, 60%, 80% {
        transform: translateX(5px);
    }
}

/* Hover glow effect */
.hover-glow {
    transition: box-shadow var(--transition-normal);
}

.hover-glow:hover {
    box-shadow: 0 0 20px rgba(0, 255, 136, 0.4);
}

/* Active state feedback */
.active-feedback:active {
    transform: scale(0.98);
    transition: transform 0.1s ease-out;
}

/* Disabled state */
.disabled,
[disabled] {
    opacity: 0.5;
    cursor: not-allowed;
    pointer-events: none;
}

/* Focus visible (keyboard navigation) */
*:focus-visible {
    outline: 2px solid var(--accent-primary);
    outline-offset: 2px;
    border-radius: var(--radius-sm);
}

/* Skip link for accessibility */
.skip-link {
    position: absolute;
    top: -40px;
    left: 0;
    background: var(--accent-primary);
    color: var(--bg-primary);
    padding: var(--spacing-sm) var(--spacing-md);
    text-decoration: none;
    z-index: 10000;
    border-radius: 0 0 var(--radius-md) 0;
}

.skip-link:focus {
    top: 0;
}

/* Smooth transitions for all interactive elements */
a,
button,
input,
select,
textarea,
[tabindex] {
    transition: all var(--transition-fast);
}

/* Touch feedback for mobile */
@media (hover: none) and (pointer: coarse) {
    .card-interactive:active {
        transform: scale(0.98);
    }
    
    .btn:active {
        transform: scale(0.95);
    }
}

/* Enhanced scrollbar */
::-webkit-scrollbar {
    width: 10px;
    height: 10px;
}

::-webkit-scrollbar-track {
    background: var(--bg-tertiary);
    border-radius: 5px;
}

::-webkit-scrollbar-thumb {
    background: var(--accent-primary);
    border-radius: 5px;
    transition: background var(--transition-fast);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--accent-secondary);
}

/* Selection color */
::selection {
    background: var(--accent-primary);
    color: var(--bg-primary);
}

::-moz-selection {
    background: var(--accent-primary);
    color: var(--bg-primary);
}

/* Link hover effects */
a {
    transition: color var(--transition-fast);
}

a:hover {
    color: var(--accent-primary);
}

/* Icon hover effects */
.icon-hover {
    transition: transform var(--transition-fast), color var(--transition-fast);
}

.icon-hover:hover {
    transform: scale(1.1);
    color: var(--accent-primary);
}

/* Badge animations */
.badge {
    transition: transform var(--transition-fast);
}

.badge:hover {
    transform: scale(1.1);
}

/* Resource counter animations */
.resource-counter {
    transition: transform var(--transition-fast);
}

.resource-counter.updated {
    animation: counter-update 0.3s ease-out;
}

@keyframes counter-update {
    0% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.2);
    }
    100% {
        transform: scale(1);
    }
}

/* Tab transitions */
.tab-content {
    opacity: 0;
    transform: translateY(10px);
    transition: opacity 0.3s ease-out, transform 0.3s ease-out;
}

.tab-content.active {
    opacity: 1;
    transform: translateY(0);
}

/* Dropdown animations */
.dropdown-menu {
    opacity: 0;
    transform: translateY(-10px) scale(0.95);
    transition: opacity 0.2s ease-out, transform 0.2s ease-out;
    pointer-events: none;
}

.dropdown-menu.show {
    opacity: 1;
    transform: translateY(0) scale(1);
    pointer-events: auto;
}

/* Tooltip animations */
.tooltip {
    opacity: 0;
    transform: scale(0.8);
    transition: opacity 0.2s ease-out, transform 0.2s ease-out;
    pointer-events: none;
}

.tooltip.show {
    opacity: 1;
    transform: scale(1);
}

/* Notification badge */
.notification-badge {
    animation: notification-pulse 2s ease-in-out infinite;
}

@keyframes notification-pulse {
    0%, 100% {
        transform: scale(1);
        opacity: 1;
    }
    50% {
        transform: scale(1.1);
        opacity: 0.8;
    }
}