* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Arial', 'Helvetica', sans-serif;
    background: linear-gradient(135deg, #0a0a1a, #1a1a2a, #2a2a3a);
    color: #ffffff;
    min-height: 100vh;
    line-height: 1.5;
}

.app-header {
    background: linear-gradient(180deg, #1a1a2a, #0a0a1a);
    padding: 1.5rem;
    text-align: center;
    border-bottom: 3px solid #e91e63;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.5);
}

.app-header h1 {
    color: #e91e63;
    font-size: 2rem;
    margin-bottom: 0.5rem;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.8);
    font-weight: bold;
}

.progress-info {
    font-size: 1.1rem;
    color: #cccccc;
    font-weight: bold;
}

.progress-bar-container {
    margin-top: 1rem;
    width: 100%;
    max-width: 400px;
    margin-left: auto;
    margin-right: auto;
}

.progress-bar {
    width: 100%;
    height: 24px;
    background: #1a1a2a;
    border-radius: 4px;
    border: 2px solid #e91e63;
    overflow: hidden;
    position: relative;
    box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.6);
}

.progress-bar-fill {
    height: 100%;
    background: linear-gradient(90deg, #e91e63, #f06292, #e91e63);
    background-size: 200% 100%;
    width: 0%;
    transition: width 0.3s ease;
    animation: ffxShimmer 3s infinite;
    position: relative;
}

.progress-bar-fill::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(90deg, 
        transparent, 
        rgba(255, 255, 255, 0.3), 
        transparent
    );
    animation: ffxGlow 3s infinite;
}

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

@keyframes ffxGlow {
    0%, 100% { transform: translateX(-100%); }
    50% { transform: translateX(100%); }
}

.view-toggle {
    display: flex;
    justify-content: center;
    gap: 0;
    padding: 1rem;
    background: #1a1a2a;
    border-bottom: 2px solid #333;
}

.view-btn {
    padding: 0.75rem 2rem;
    border: 2px solid #e91e63;
    background: #2a2a3a;
    color: #ffffff;
    font-size: 1rem;
    border-radius: 0;
    cursor: pointer;
    transition: all 0.2s ease;
    font-weight: bold;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.view-btn:first-child {
    border-radius: 8px 0 0 8px;
    border-right: 1px solid #e91e63;
}

.view-btn:last-child {
    border-radius: 0 8px 8px 0;
    border-left: 1px solid #e91e63;
}

.view-btn:hover {
    background: #e91e63;
    color: #ffffff;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.8);
}

.view-btn.active {
    background: #e91e63;
    color: #ffffff;
    box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.3);
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.8);
}

.bulk-actions {
    display: flex;
    justify-content: center;
    gap: 1rem;
    padding: 1rem;
    background: #1a1a2a;
    border-bottom: 2px solid #333;
}

.bulk-action-btn {
    padding: 0.5rem 1.5rem;
    border: 2px solid #4a90e2;
    background: #2a2a3a;
    color: #ffffff;
    font-size: 0.9rem;
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.2s ease;
    font-weight: bold;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.bulk-action-btn:hover {
    background: #4a90e2;
    color: #ffffff;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.8);
    transform: translateY(-1px);
    box-shadow: 0 2px 8px rgba(74, 144, 226, 0.3);
}

.bulk-action-btn:active {
    transform: translateY(0);
    box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.3);
}

#uncheck-all-btn {
    border-color: #ff6b6b;
}

#uncheck-all-btn:hover {
    background: #ff6b6b;
    box-shadow: 0 2px 8px rgba(255, 107, 107, 0.3);
}

.content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem;
}

.view-section {
    display: none;
}

.view-section.active {
    display: block;
    animation: fadeIn 0.3s ease-in;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.view-section h2 {
    color: #e91e63;
    font-size: 1.6rem;
    margin-bottom: 1.5rem;
    text-align: center;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.8);
    font-weight: bold;
    text-transform: uppercase;
    letter-spacing: 2px;
}

.numbered-view-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
    gap: 1rem;
}

.numbered-view-header h2 {
    margin-bottom: 0;
    flex: 1;
    text-align: left;
}

.layout-toggle {
    display: flex;
    align-items: center;
}

.toggle-label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
    font-size: 0.9rem;
    color: #cccccc;
    font-weight: bold;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.toggle-checkbox {
    display: none;
}

.toggle-slider {
    width: 48px;
    height: 22px;
    background: #2a2a3a;
    border: 2px solid #e91e63;
    border-radius: 4px;
    position: relative;
    transition: all 0.2s ease;
    cursor: pointer;
}

.toggle-slider::after {
    content: '';
    position: absolute;
    top: 2px;
    left: 2px;
    width: 14px;
    height: 14px;
    background: #e91e63;
    border-radius: 2px;
    transition: transform 0.2s ease;
}

.toggle-checkbox:checked + .toggle-slider {
    background: #e91e63;
}

.toggle-checkbox:checked + .toggle-slider::after {
    background: #ffffff;
    transform: translateX(24px);
}

.enemy-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 1rem;
}

.enemy-list.two-column {
    grid-template-columns: repeat(2, 1fr);
    max-width: 800px;
    margin: 0 auto;
}

.enemy-list.two-column .enemy-item {
    min-width: 0;
}

.enemy-item {
    background: linear-gradient(145deg, #2a2a3a, #1a1a2a);
    border: 2px solid #333;
    border-radius: 8px;
    padding: 1rem;
    transition: all 0.2s ease;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.enemy-item:hover {
    border-color: #e91e63;
    box-shadow: 0 4px 8px rgba(233, 30, 99, 0.2);
}

.enemy-item.completed {
    background: linear-gradient(145deg, #2a3a2a, #1a2a1a);
    border-color: #4caf50;
    box-shadow: 0 2px 4px rgba(76, 175, 80, 0.3);
}

.enemy-checkbox {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    cursor: pointer;
}

.enemy-checkbox input[type="checkbox"] {
    width: 20px;
    height: 20px;
    accent-color: #e91e63;
    cursor: pointer;
}

.enemy-info {
    flex: 1;
}

.enemy-name {
    font-weight: bold;
    font-size: 1.1rem;
    color: #ffffff;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.8);
}

.enemy-details {
    font-size: 0.9rem;
    color: #cccccc;
    margin-top: 0.25rem;
}

.enemy-number {
    color: #e91e63;
    font-weight: bold;
    min-width: 35px;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.8);
}

.floor-list {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.floor-section {
    background: linear-gradient(145deg, #2a2a3a, #1a1a2a);
    border: 2px solid #333;
    border-radius: 8px;
    padding: 1.5rem;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.3);
}

.floor-header {
    color: #e91e63;
    font-size: 1.3rem;
    font-weight: bold;
    margin-bottom: 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid #e91e63;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.8);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.floor-enemies {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 0.75rem;
}

.floor-enemy-item {
    background: linear-gradient(145deg, #2a2a3a, #1a1a2a);
    border: 2px solid #333;
    border-radius: 6px;
    padding: 0.75rem;
    transition: all 0.2s ease;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.floor-enemy-item:hover {
    border-color: #e91e63;
    box-shadow: 0 4px 8px rgba(233, 30, 99, 0.2);
}

.floor-enemy-item.completed {
    background: linear-gradient(145deg, #2a3a2a, #1a2a1a);
    border-color: #4caf50;
    box-shadow: 0 2px 4px rgba(76, 175, 80, 0.3);
}

/* Chapter View Styles */
.chapter-section {
    background: linear-gradient(145deg, #2a2a3a, #1a1a2a);
    border: 2px solid #333;
    border-radius: 8px;
    padding: 1.5rem;
    margin-bottom: 1.5rem;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.3);
}

.chapter-header {
    color: #e91e63;
    font-size: 1.3rem;
    font-weight: bold;
    margin-bottom: 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid #e91e63;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.8);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.chapter-enemies {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 0.75rem;
}

.chapter-enemy-item {
    background: linear-gradient(145deg, #2a2a3a, #1a1a2a);
    border: 2px solid #333;
    border-radius: 6px;
    padding: 0.75rem;
    transition: all 0.2s ease;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.chapter-enemy-item:hover {
    border-color: #e91e63;
    box-shadow: 0 4px 8px rgba(233, 30, 99, 0.2);
}

.chapter-enemy-item.completed {
    background: linear-gradient(145deg, #2a3a2a, #1a2a1a);
    border-color: #4caf50;
    box-shadow: 0 2px 4px rgba(76, 175, 80, 0.3);
}

.app-footer {
    background: linear-gradient(180deg, #1a1a2a, #0a0a1a);
    padding: 1.5rem;
    text-align: center;
    border-top: 2px solid #333;
    margin-top: 2rem;
}

.credits {
    max-width: 600px;
    margin: 0 auto;
}

.credits p {
    color: #cccccc;
    font-size: 0.9rem;
    margin-bottom: 0.5rem;
}

.credits a {
    color: #e91e63;
    text-decoration: none;
    font-weight: bold;
    font-size: 0.9rem;
    transition: color 0.2s ease;
}

.credits a:hover {
    color: #f06292;
    text-decoration: underline;
}

@media (max-width: 768px) {
    .app-header h1 {
        font-size: 1.5rem;
    }
    
    .content {
        padding: 1rem;
    }
    
    .view-toggle {
        flex-direction: row;
        justify-content: center;
        padding: 0.75rem;
        gap: 0;
    }
    
    .view-btn {
        padding: 0.75rem 1rem;
        font-size: 0.9rem;
        letter-spacing: 0.5px;
    }
    
    .bulk-actions {
        padding: 0.75rem;
        gap: 0.75rem;
    }
    
    .bulk-action-btn {
        padding: 0.5rem 1rem;
        font-size: 0.8rem;
    }
    
    .numbered-view-header {
        flex-direction: column;
        text-align: center;
    }
    
    .numbered-view-header h2 {
        text-align: center;
    }
    
    .layout-toggle {
        display: none;
    }
    
    .enemy-list,
    .floor-enemies,
    .chapter-enemies {
        grid-template-columns: 1fr;
    }
    
    .enemy-list.two-column {
        grid-template-columns: 1fr;
    }
    
    .enemy-item,
    .floor-enemy-item,
    .chapter-enemy-item {
        margin-bottom: 0.5rem;
    }
}

@media (max-width: 480px) {
    .app-header {
        padding: 1rem;
    }
    
    .app-header h1 {
        font-size: 1.3rem;
    }
    
    .progress-bar-container {
        max-width: 300px;
    }
    
    .progress-bar {
        height: 20px;
    }
    
    .view-toggle {
        padding: 0.5rem;
        background: #1a1a2a;
    }
    
    .view-btn {
        padding: 0.6rem 0.8rem;
        font-size: 0.8rem;
        letter-spacing: 0.5px;
        flex: 1;
        text-align: center;
    }
    
    .view-btn:first-child {
        border-radius: 6px 0 0 6px;
    }
    
    .view-btn:last-child {
        border-radius: 0 6px 6px 0;
    }
    
    .bulk-actions {
        flex-direction: column;
        gap: 0.5rem;
        padding: 0.5rem;
    }
    
    .bulk-action-btn {
        padding: 0.5rem;
        font-size: 0.75rem;
        width: 100%;
    }
    
    .enemy-name {
        font-size: 1rem;
    }
    
    .enemy-details {
        font-size: 0.8rem;
    }
    
    .app-footer {
        padding: 1rem;
    }
    
    .credits p,
    .credits a {
        font-size: 0.8rem;
    }
}