:root {
    --emerald: #10b981;
    --blue: #3b82f6;
    --text-muted: #9ca3af;
    --bg-card: #1f2937;
    --bg-dark: #111827;
    --border: #374151;
}

body {
    background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
    min-height: 100vh;
    color: #f3f4f6;
}

.card {
    background: var(--bg-card);
    border-radius: 12px;
    border: 1px solid var(--border);
    padding: 1.5rem;
}

.pass-card {
    cursor: pointer;
    transition: all 0.3s ease;
    border: 2px solid transparent;
    background: var(--bg-card);
    border-radius: 12px;
    padding: 1.25rem;
    text-align: center;
}

.pass-card:hover {
    border-color: var(--blue);
    transform: translateY(-2px);
}

.pass-card.active {
    border-color: var(--emerald);
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.1) 0%, rgba(16, 185, 129, 0.05) 100%);
}

.task-item {
    background: var(--bg-dark);
    border: 2px solid var(--border);
    border-radius: 8px;
    padding: 1rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    cursor: pointer;
    transition: all 0.2s ease;
}

.task-item:hover {
    border-color: var(--blue);
    transform: translateX(4px);
}

.task-item.selected {
    border-color: var(--emerald);
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.1) 0%, rgba(16, 185, 129, 0.05) 100%);
}

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

.task-item.disabled:hover {
    transform: none;
    border-color: var(--border);
}

.task-checkbox {
    width: 24px;
    height: 24px;
    border: 2px solid var(--border);
    border-radius: 6px;
    flex-shrink: 0;
    transition: all 0.2s ease;
}

.task-item.selected .task-checkbox {
    background: var(--emerald);
    border-color: var(--emerald);
    position: relative;
}

.task-item.selected .task-checkbox::after {
    content: '✓';
    position: absolute;
    color: white;
    font-size: 16px;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

.task-content {
    flex: 1;
}

.task-name {
    font-weight: 600;
    color: #f3f4f6;
}

.task-note {
    font-size: 0.875rem;
    color: var(--text-muted);
    margin-top: 0.25rem;
}

.task-points {
    font-weight: 700;
    color: var(--emerald);
    font-size: 1.125rem;
}

.category-header {
    background: linear-gradient(135deg, var(--blue) 0%, #2563eb 100%);
    padding: 0.75rem 1rem;
    border-radius: 8px;
    margin: 1rem 0 0.5rem 0;
}

.category-header h3 {
    font-size: 0.875rem;
    font-weight: 700;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    color: white;
    margin: 0;
}

.biweekly-card {
    background: var(--bg-dark);
    border: 2px solid var(--border);
    border-radius: 8px;
    padding: 1rem;
    cursor: pointer;
    transition: all 0.3s ease;
}

.biweekly-card:hover {
    border-color: var(--blue);
}

.biweekly-card.active {
    border-color: var(--emerald);
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.1) 0%, rgba(16, 185, 129, 0.05) 100%);
}

.biweekly-card.disabled {
    opacity: 0.5;
    cursor: not-allowed;
    border-color: var(--border);
}

.biweekly-card.disabled:hover {
    border-color: var(--border);
}

.progress-track {
    background: var(--bg-dark);
    height: 8px;
    border-radius: 4px;
    position: relative;
    overflow: hidden;
}

.progress-bar {
    background: linear-gradient(90deg, var(--emerald) 0%, #14f195 100%);
    height: 100%;
    border-radius: 4px;
    transition: width 0.5s ease;
}

.milestone-item {
    background: var(--bg-dark);
    border: 2px solid var(--border);
    border-radius: 12px;
    padding: 1.25rem;
    transition: all 0.3s ease;
}

.milestone-item.reached {
    border-color: var(--emerald);
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.1) 0%, rgba(16, 185, 129, 0.05) 100%);
}

.milestone-item.next {
    border-color: var(--blue);
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.1) 0%, rgba(59, 130, 246, 0.05) 100%);
    box-shadow: 0 0 20px rgba(59, 130, 246, 0.3);
}

.milestone-reward-icon {
    width: 48px;
    height: 48px;
    object-fit: contain;
    border-radius: 8px;
}

.page-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--border);
    cursor: pointer;
    transition: all 0.3s ease;
}

.page-dot:hover {
    background: var(--blue);
}

.page-dot.active {
    background: var(--emerald);
    width: 24px;
    border-radius: 5px;
}

.btn {
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    font-weight: 600;
    transition: all 0.3s ease;
    cursor: pointer;
    border: none;
}

.btn-primary {
    background: linear-gradient(135deg, var(--blue) 0%, #2563eb 100%);
    color: white;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.4);
}

.btn-secondary {
    background: var(--bg-dark);
    color: #f3f4f6;
    border: 1px solid var(--border);
}

.btn-secondary:hover {
    border-color: var(--blue);
}

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

.btn:disabled:hover {
    transform: none;
    box-shadow: none;
}

input[type="number"] {
    background: var(--bg-dark);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 0.75rem;
    color: #f3f4f6;
    font-size: 1rem;
    width: 100%;
}

input[type="number"]:focus {
    outline: none;
    border-color: var(--blue);
}

.stat-box {
    background: var(--bg-dark);
    border-radius: 8px;
    padding: 1rem;
    border: 1px solid var(--border);
}

.stat-label {
    font-size: 0.875rem;
    color: var(--text-muted);
    margin-bottom: 0.5rem;
}

.stat-value {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--emerald);
}

.empty-state {
    text-align: center;
    padding: 4rem 2rem;
    color: var(--text-muted);
}

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