/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    font-family: var(--font-primary);
    font-size: 0.95rem;
    font-weight: 600;
    padding: 0.75rem var(--space-6);
    border-radius: var(--radius-md);
    border: 1px solid transparent;
    cursor: pointer;
    transition: all var(--transition-normal);
    text-decoration: none;
}

.btn-primary {
    background-color: var(--text-primary);
    color: var(--bg-primary);
}

.btn-primary:hover {
    opacity: 0.9;
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.15);
}

.btn-secondary {
    background-color: var(--card-bg);
    color: var(--text-primary);
    border-color: var(--card-border);
}

.btn-secondary:hover {
    background-color: var(--card-bg-hover);
    border-color: var(--card-border-hover);
    transform: translateY(-2px);
}

.btn-gradient {
    background: var(--gradient-purple-orange);
    color: #ffffff;
    border: none;
    box-shadow: 0 4px 15px rgba(168, 85, 247, 0.3);
}

.btn-gradient:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(168, 85, 247, 0.5);
}

.btn-sm {
    padding: 0.5rem var(--space-4);
    font-size: 0.85rem;
}

/* Cards (Glassmorphism & Interactive glows) */
.card {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: var(--radius-lg);
    padding: var(--space-6);
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    border-radius: inherit;
    padding: 1px;
    background: linear-gradient(to bottom, rgba(255, 255, 255, 0.1), rgba(255, 255, 255, 0));
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    pointer-events: none;
}

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

/* Badges / Pill items */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 0.25rem 0.75rem;
    font-size: 0.75rem;
    font-weight: 600;
    border-radius: var(--radius-full);
    border: 1px solid transparent;
}

.badge-purple {
    background-color: rgba(168, 85, 247, 0.1);
    color: var(--accent-purple);
    border-color: rgba(168, 85, 247, 0.2);
}

.badge-orange {
    background-color: rgba(255, 87, 34, 0.1);
    color: var(--accent-orange);
    border-color: rgba(255, 87, 34, 0.2);
}

.badge-cyan {
    background-color: rgba(6, 182, 212, 0.1);
    color: var(--accent-cyan);
    border-color: rgba(6, 182, 212, 0.2);
}

/* Toast Notification System */
#toast-container {
    position: fixed;
    bottom: var(--space-6);
    right: var(--space-6);
    z-index: 9999;
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
    pointer-events: none;
}

.toast {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-lg);
    border-radius: var(--radius-md);
    padding: var(--space-4);
    min-width: 300px;
    max-width: 400px;
    display: flex;
    align-items: center;
    gap: var(--space-3);
    pointer-events: auto;
    animation: toast-in var(--transition-normal) forwards;
    position: relative;
    overflow: hidden;
}

.toast.removing {
    animation: toast-out var(--transition-normal) forwards;
}

.toast-icon {
    font-size: 1.25rem;
    color: var(--accent-green);
}

.toast-content {
    flex: 1;
}

.toast-title {
    font-weight: 700;
    font-size: 0.9rem;
    color: var(--text-primary);
}

.toast-message {
    font-size: 0.8rem;
    color: var(--text-secondary);
    margin-top: 2px;
}

.toast-progress {
    position: absolute;
    bottom: 0;
    left: 0;
    height: 3px;
    background: var(--accent-purple);
    width: 100%;
    transform-origin: left;
    animation: toast-progress-bar 3s linear forwards;
}

@keyframes toast-in {
    from {
        transform: translateY(20px) scale(0.95);
        opacity: 0;
    }
    to {
        transform: translateY(0) scale(1);
        opacity: 1;
    }
}

@keyframes toast-out {
    from {
        transform: translateY(0) scale(1);
        opacity: 1;
    }
    to {
        transform: translateY(20px) scale(0.95);
        opacity: 0;
    }
}

@keyframes toast-progress-bar {
    from {
        transform: scaleX(1);
    }
    to {
        transform: scaleX(0);
    }
}

/* Skeleton Loaders (For premium loading state feel) */
.skeleton {
    background: linear-gradient(90deg, var(--bg-tertiary) 25%, var(--card-bg-hover) 37%, var(--bg-tertiary) 63%);
    background-size: 400% 100%;
    animation: skeleton-loading 1.4s ease infinite;
    border-radius: var(--radius-sm);
}

@keyframes skeleton-loading {
    0% {
        background-position: 100% 50%;
    }
    100% {
        background-position: 0 50%;
    }
}