/* Cards */
.card {
    background: var(--bg-secondary);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
    box-shadow: var(--shadow-card-rest);
    transition: transform var(--transition-bounce), box-shadow var(--transition-smooth), border-color var(--transition-smooth);
}

.card:hover {
    transform: translateY(-2px) scale(1.02);
    box-shadow: var(--shadow-card-hover);
    border-color: rgba(99, 102, 241, 0.2);
}

.card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--space-md);
}

.card-title {
    font-size: var(--font-md);
    font-weight: 600;
}

/* Stat Cards */
.stat-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--space-md);
    margin-bottom: var(--space-xl);
}

.stat-card {
    background: var(--bg-secondary);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
    display: flex;
    align-items: flex-start;
    gap: var(--space-md);
    box-shadow: var(--shadow-card-rest);
    transition: transform var(--transition-bounce), box-shadow var(--transition-smooth);
    animation: cardEnter 0.4s cubic-bezier(0.4, 0, 0.2, 1) both;
    position: relative;
    overflow: hidden;
}

.stat-card::after {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--gradient-shimmer);
    background-size: 200% 100%;
    opacity: 0;
    transition: opacity var(--transition-smooth);
}

.stat-card:hover::after {
    opacity: 1;
    animation: shimmer 1.5s ease infinite;
}

.stat-card:hover {
    transform: translateY(-2px) scale(1.02);
    box-shadow: var(--shadow-card-hover);
}

.stat-card:nth-child(1) { animation-delay: 0s; }
.stat-card:nth-child(2) { animation-delay: 0.05s; }
.stat-card:nth-child(3) { animation-delay: 0.1s; }
.stat-card:nth-child(4) { animation-delay: 0.15s; }
.stat-card:nth-child(5) { animation-delay: 0.2s; }
.stat-card:nth-child(6) { animation-delay: 0.25s; }

@keyframes cardEnter {
    from { opacity: 0; transform: translateY(16px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes shimmer {
    0% { background-position: -200% 0; }
    100% { background-position: 200% 0; }
}

.stat-icon {
    width: 44px;
    height: 44px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-lg);
    flex-shrink: 0;
}

.stat-icon.accent { background: linear-gradient(135deg, rgba(99, 102, 241, 0.2), rgba(129, 140, 248, 0.3)); color: var(--accent); }
.stat-icon.success { background: linear-gradient(135deg, rgba(34, 197, 94, 0.2), rgba(74, 222, 128, 0.3)); color: var(--success); }
.stat-icon.warning { background: linear-gradient(135deg, rgba(245, 158, 11, 0.2), rgba(251, 146, 60, 0.3)); color: var(--warning); }
.stat-icon.info { background: linear-gradient(135deg, rgba(59, 130, 246, 0.2), rgba(96, 165, 250, 0.3)); color: var(--info); }
.stat-icon.danger { background: linear-gradient(135deg, rgba(239, 68, 68, 0.2), rgba(248, 113, 113, 0.3)); color: var(--danger); }

.stat-info { flex: 1; }
.stat-label { font-size: var(--font-sm); color: var(--text-muted); margin-bottom: 4px; }
.stat-value {
    font-size: var(--font-xl);
    font-weight: 700;
    background: linear-gradient(135deg, var(--text-primary), var(--accent));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-md);
    border: 1px solid transparent;
    font-size: var(--font-sm);
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition);
    white-space: nowrap;
    line-height: 1.5;
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.btn-primary {
    background: var(--gradient-accent);
    color: #fff;
    box-shadow: 0 2px 12px rgba(99, 102, 241, 0.3);
    transition: all var(--transition-smooth);
}
.btn-primary:hover:not(:disabled) {
    transform: scale(1.02);
    box-shadow: 0 4px 20px rgba(99, 102, 241, 0.45);
}
.btn-primary:active:not(:disabled) {
    transform: scale(0.97);
}

.btn-success { background: var(--success); color: #fff; }
.btn-success:hover:not(:disabled) { opacity: 0.9; }

.btn-danger { background: var(--danger); color: #fff; }
.btn-danger:hover:not(:disabled) { opacity: 0.9; }

.btn-warning { background: var(--warning); color: var(--text-inverse); }
.btn-warning:hover:not(:disabled) { opacity: 0.9; }

.btn-outline {
    background: transparent;
    border-color: var(--border-light);
    color: var(--text-secondary);
}
.btn-outline:hover:not(:disabled) {
    background: var(--bg-hover);
    color: var(--text-primary);
}

.btn-ghost {
    background: transparent;
    color: var(--text-secondary);
}
.btn-ghost:hover:not(:disabled) {
    background: var(--bg-hover);
    color: var(--text-primary);
}

.btn-sm { padding: 4px 10px; font-size: var(--font-xs); }
.btn-lg { padding: var(--space-md) var(--space-lg); font-size: var(--font-base); }
.btn-block { width: 100%; }

/* Forms */
.form-group {
    margin-bottom: var(--space-md);
}

.form-label {
    display: block;
    font-size: var(--font-sm);
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: var(--space-xs);
}

.form-input,
.form-select {
    width: 100%;
    padding: 10px var(--space-md);
    background: var(--bg-tertiary);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-size: var(--font-base);
    transition: border-color var(--transition);
    outline: none;
}

.form-input:focus,
.form-select:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.15);
}

.form-input::placeholder {
    color: var(--text-muted);
}

.form-helper {
    font-size: var(--font-xs);
    color: var(--text-muted);
    margin-top: 4px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-md);
}

/* Badges */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 2px 10px;
    border-radius: 50px;
    font-size: var(--font-xs);
    font-weight: 600;
    white-space: nowrap;
}

.badge-active {
    background: var(--success-muted);
    color: var(--success);
    animation: pulseGlow 2s ease-in-out infinite;
}

@keyframes pulseGlow {
    0%, 100% { box-shadow: 0 0 0 0 rgba(34, 197, 94, 0); }
    50% { box-shadow: 0 0 0 4px rgba(34, 197, 94, 0.15); }
}
.badge-paused { background: var(--warning-muted); color: var(--warning); }
.badge-limit { background: rgba(249, 115, 22, 0.15); color: #f97316; }
.badge-deleted { background: var(--danger-muted); color: var(--danger); }
.badge-pool { background: var(--accent-muted); color: var(--accent); }
.badge-credit { background: var(--success-muted); color: var(--success); }
.badge-debit { background: var(--danger-muted); color: var(--danger); }

/* Modals */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    padding: var(--space-md);
    animation: fadeIn 0.15s ease;
}

.modal {
    background: var(--bg-secondary);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    width: 100%;
    max-width: 520px;
    max-height: 90vh;
    overflow-y: auto;
    animation: slideUp 0.2s ease;
}

@keyframes slideUp {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-lg);
    border-bottom: 1px solid var(--border);
}

.modal-title {
    font-size: var(--font-md);
    font-weight: 600;
}

.modal-close {
    background: none;
    border: none;
    color: var(--text-muted);
    font-size: var(--font-lg);
    cursor: pointer;
    padding: var(--space-xs);
    transition: color var(--transition);
}

.modal-close:hover {
    color: var(--text-primary);
}

.modal-body {
    padding: var(--space-lg);
}

.modal-footer {
    display: flex;
    justify-content: flex-end;
    gap: var(--space-sm);
    padding: var(--space-md) var(--space-lg);
    border-top: 1px solid var(--border);
}

/* Toast */
.toast-container {
    position: fixed;
    top: var(--space-lg);
    right: var(--space-lg);
    z-index: 2000;
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.toast {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-md) var(--space-lg);
    border-radius: var(--radius-md);
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border);
    color: var(--text-primary);
    font-size: var(--font-sm);
    min-width: 280px;
    max-width: 420px;
    box-shadow: var(--shadow-lg);
    animation: slideIn 0.2s ease;
}

.toast.success { border-left: 3px solid var(--success); }
.toast.error { border-left: 3px solid var(--danger); }
.toast.warning { border-left: 3px solid var(--warning); }
.toast.info { border-left: 3px solid var(--info); }

@keyframes slideIn {
    from { opacity: 0; transform: translateX(40px); }
    to { opacity: 1; transform: translateX(0); }
}

/* Tables */
.table-container {
    overflow-x: auto;
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
}

.data-table {
    width: 100%;
    border-collapse: collapse;
}

.data-table th {
    background: var(--bg-tertiary);
    padding: var(--space-md);
    text-align: left;
    font-size: var(--font-sm);
    font-weight: 600;
    color: var(--text-muted);
    white-space: nowrap;
    border-bottom: 1px solid var(--border);
}

.data-table td {
    padding: var(--space-md);
    font-size: var(--font-sm);
    border-bottom: 1px solid var(--border);
    color: var(--text-secondary);
}

.data-table tr:last-child td {
    border-bottom: none;
}

.data-table tr:hover td {
    background: var(--bg-hover);
    box-shadow: inset 3px 0 0 var(--accent);
}

/* Filter Bar */
.filter-bar {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    margin-bottom: var(--space-lg);
    flex-wrap: wrap;
}

/* Grid layouts */
.campaign-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
    gap: var(--space-md);
}

/* Empty state */
.empty-state {
    text-align: center;
    padding: var(--space-2xl);
    color: var(--text-muted);
}

.empty-state i {
    font-size: 3rem;
    margin-bottom: var(--space-md);
    opacity: 0.3;
}

.empty-state p {
    margin-bottom: var(--space-md);
}

/* Loading spinner */
.spinner {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 2px solid var(--border-light);
    border-top-color: var(--accent);
    border-radius: 50%;
    animation: spin 0.6s linear infinite;
}

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

.loading-overlay {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-2xl);
    gap: var(--space-md);
    color: var(--text-muted);
    position: relative;
    overflow: hidden;
}

.loading-overlay::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(90deg, transparent 0%, rgba(99, 102, 241, 0.05) 50%, transparent 100%);
    background-size: 200% 100%;
    animation: shimmer 1.5s ease infinite;
}