.mode-help-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(5px);
    display: none;
    justify-content: center;
    align-items: center;
    z-index: 10000;
    opacity: 0;
    transition: opacity 0.3s ease;
}
.mode-help-modal.show {
    opacity: 1;
}
.mode-help-content {
    background: linear-gradient(135deg, #1a1d29 0%, #2c3142 100%);
    border-radius: 20px;
    padding: 30px;
    width: 90%;
    max-width: 600px;
    max-height: 90vh;
    overflow-y: auto;
    position: relative;
    border: 2px solid rgba(0, 225, 185, 0.3);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
    transform: scale(0.9);
    transition: transform 0.3s ease;
}
.mode-help-modal.show .mode-help-content {
    transform: scale(1);
}
.mode-help-header {
    display: flex;
    align-items: center;
    gap: 20px;
    margin-bottom: 25px;
    padding-bottom: 20px;
    border-bottom: 2px solid rgba(0, 225, 185, 0.2);
}
.mode-icon {
    font-size: 4rem;
    text-shadow: 0 0 20px rgba(255, 255, 255, 0);
}
.mode-title-section {
    flex: 1;
}
.mode-title {
    font-size: 2rem;
    font-weight: 800;
    color: #00E1B9;
    margin: 0 0 5px 0;
    text-shadow: 0 0 10px rgba(0, 225, 185, 0.5);
}
.mode-subtitle {
    font-size: 1.1rem;
    color: rgba(255, 255, 255, 0.8);
    margin: 0;
    font-style: italic;
}
.mode-help-close {
    position: absolute;
    top: 15px;
    right: 15px;
    background: rgba(255, 255, 255, 0.1);
    border: none;
    border-radius: 50%;
    width: 35px;
    height: 35px;
    font-size: 20px;
    color: #fff;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}
.mode-help-close:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: scale(1.1);
}
.mode-description {
    margin-bottom: 25px;
}
.mode-description p {
    font-size: 1.1rem;
    color: rgba(255, 255, 255, 0.9);
    line-height: 1.6;
    margin: 0;
    text-align: center;
    padding: 15px;
    background: rgba(0, 225, 185, 0.1);
    border-radius: 12px;
    border-left: 4px solid #00E1B9;
}
.mode-visual-section {
    text-align: center;
    margin-bottom: 25px;
}
.mode-visual {
    font-size: 2rem;
    padding: 20px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 15px;
    border: 2px dashed rgba(0, 225, 185, 0.3);
    letter-spacing: 10px;
    animation: glow 2s ease-in-out infinite alternate;
}
.mode-features-section,
.mode-tips-section {
    margin-bottom: 25px;
}
.mode-features-section h3,
.mode-tips-section h3,
.mode-bonus-cards-section h3,
.mode-examples-section h3 {
    font-size: 1.3rem;
    color: #00E1B9;
    margin: 0 0 15px 0;
    display: flex;
    align-items: center;
    gap: 10px;
}
.features-list,
.tips-list {
    list-style: none;
    padding: 0;
    margin: 0;
}
.feature-item,
.tip-item {
    padding: 10px 15px;
    margin-bottom: 8px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 10px;
    color: rgba(255, 255, 255, 0.9);
    border-left: 3px solid #00E1B9;
    transition: all 0.3s ease;
}
.feature-item:hover,
.tip-item:hover {
    background: rgba(0, 225, 185, 0.1);
    transform: translateX(5px);
}
.mode-bonus-cards-section {
    margin-bottom: 25px;
}
.bonus-cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 15px;
}
.bonus-card-item {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 15px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 12px;
    border: 1px solid rgba(0, 225, 185, 0.2);
    transition: all 0.3s ease;
}
.bonus-card-item:hover {
    background: rgba(0, 225, 185, 0.1);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 225, 185, 0.2);
}
.bonus-card-icon {
    font-size: 2rem;
    min-width: 50px;
    text-align: center;
}
.bonus-card-info strong {
    color: #00E1B9;
    display: block;
    margin-bottom: 5px;
}
.bonus-card-info p {
    color: rgba(255, 255, 255, 0.8);
    margin: 0;
    font-size: 0.9rem;
}
.mode-examples-section {
    margin-bottom: 25px;
}
.examples-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    justify-content: center;
}
.example-word {
    background: linear-gradient(135deg, #00E1B9, #00B8E1);
    color: #1a1d29;
    padding: 8px 16px;
    border-radius: 20px;
    font-weight: 700;
    font-size: 1.1rem;
    letter-spacing: 1px;
    box-shadow: 0 3px 10px rgba(0, 225, 185, 0.3);
    transition: all 0.3s ease;
}
.example-word:hover {
    transform: translateY(-2px) scale(1.05);
    box-shadow: 0 5px 15px rgba(0, 225, 185, 0.5);
}
.mode-help-footer {
    text-align: center;
    margin-top: 30px;
    padding-top: 20px;
    border-top: 2px solid rgba(0, 225, 185, 0.2);
}
.mode-help-button {
    background: linear-gradient(135deg, #00E1B9, #00B8E1);
    color: #1a1d29;
    border: none;
    padding: 15px 30px;
    border-radius: 25px;
    font-size: 1.1rem;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 5px 15px rgba(0, 225, 185, 0.3);
}
.mode-help-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(0, 225, 185, 0.5);
    background: linear-gradient(135deg, #00B8E1, #00E1B9);
}
@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.1); }
}
@keyframes glow {
    0% { box-shadow: 0 0 5px rgba(0, 225, 185, 0.2); }
    100% { box-shadow: 0 0 20px rgba(0, 225, 185, 0.5); }
}
@media (max-width: 768px) {
    .mode-help-content {
        padding: 15px;
        width: 92%;
        max-height: 85vh;
        max-width: 400px;
        margin: 0 auto;
    }
    .mode-help-header {
        flex-direction: row;
        text-align: left;
        gap: 12px;
        margin-bottom: 15px;
        padding-bottom: 12px;
    }
    .mode-icon {
        font-size: 2.5rem;
    }
    .mode-title {
        font-size: 1.3rem;
        margin-bottom: 2px;
    }
    .mode-subtitle {
        font-size: 0.9rem;
    }
    .mode-description {
        margin-bottom: 15px;
    }
    .mode-description p {
        font-size: 0.9rem;
        padding: 10px;
        line-height: 1.4;
    }
    .mode-visual-section {
        margin-bottom: 15px;
    }
    .mode-visual {
        font-size: 1.3rem;
        padding: 12px;
        letter-spacing: 4px;
    }
    .mode-features-section,
    .mode-tips-section,
    .mode-bonus-cards-section,
    .mode-examples-section {
        margin-bottom: 15px;
    }
    .mode-features-section h3,
    .mode-tips-section h3,
    .mode-bonus-cards-section h3,
    .mode-examples-section h3 {
        font-size: 1.1rem;
        margin-bottom: 8px;
    }
    .bonus-cards-grid {
        grid-template-columns: 1fr;
        gap: 8px;
    }
    .bonus-card-item {
        padding: 10px;
        flex-direction: row;
        gap: 12px;
    }
    .bonus-card-icon {
        font-size: 1.3rem;
        min-width: 35px;
    }
    .bonus-card-info strong {
        font-size: 0.9rem;
    }
    .bonus-card-info p {
        font-size: 0.8rem;
    }
    .feature-item,
    .tip-item {
        padding: 6px 10px;
        font-size: 0.85rem;
        margin-bottom: 4px;
    }
    .examples-grid {
        gap: 6px;
    }
    .example-word {
        padding: 5px 10px;
        font-size: 0.9rem;
    }
    .mode-help-footer {
        margin-top: 15px;
        padding-top: 12px;
    }
    .mode-help-button {
        padding: 10px 20px;
        font-size: 0.9rem;
        width: 100%;
    }
}
@media (max-width: 480px) {
    .mode-help-content {
        padding: 12px;
        width: 95%;
        max-height: 80vh;
        max-width: 350px;
        border-radius: 12px;
    }
    .mode-help-header {
        gap: 10px;
        margin-bottom: 12px;
        padding-bottom: 10px;
    }
    .mode-icon {
        font-size: 2rem;
    }
    .mode-title {
        font-size: 1.1rem;
        margin-bottom: 1px;
    }
    .mode-subtitle {
        font-size: 0.8rem;
    }
    .mode-description {
        margin-bottom: 12px;
    }
    .mode-description p {
        font-size: 0.8rem;
        padding: 8px;
        line-height: 1.3;
    }
    .mode-visual-section {
        margin-bottom: 12px;
    }
    .mode-visual {
        font-size: 1.1rem;
        padding: 8px;
        letter-spacing: 2px;
    }
    .mode-features-section,
    .mode-tips-section,
    .mode-bonus-cards-section,
    .mode-examples-section {
        margin-bottom: 12px;
    }
    .mode-features-section h3,
    .mode-tips-section h3,
    .mode-bonus-cards-section h3,
    .mode-examples-section h3 {
        font-size: 1rem;
        margin-bottom: 6px;
    }
    .bonus-cards-grid {
        gap: 6px;
    }
    .bonus-card-item {
        padding: 8px;
        flex-direction: column;
        text-align: center;
        gap: 6px;
    }
    .bonus-card-icon {
        font-size: 1.1rem;
        min-width: auto;
    }
    .bonus-card-info strong {
        font-size: 0.8rem;
    }
    .bonus-card-info p {
        font-size: 0.7rem;
        line-height: 1.2;
    }
    .feature-item,
    .tip-item {
        padding: 5px 8px;
        font-size: 0.8rem;
        margin-bottom: 3px;
    }
    .examples-grid {
        gap: 4px;
    }
    .example-word {
        padding: 4px 8px;
        font-size: 0.8rem;
    }
    .mode-help-footer {
        margin-top: 12px;
        padding-top: 10px;
    }
    .mode-help-button {
        padding: 8px 16px;
        font-size: 0.85rem;
    }
}
@media (max-width: 320px) {
    .mode-help-content {
        padding: 10px;
        width: 98%;
        max-height: 75vh;
        border-radius: 10px;
    }
    .mode-help-header {
        gap: 8px;
        margin-bottom: 10px;
        padding-bottom: 8px;
    }
    .mode-icon {
        font-size: 1.8rem;
    }
    .mode-title {
        font-size: 1rem;
    }
    .mode-subtitle {
        font-size: 0.75rem;
    }
    .mode-description p {
        font-size: 0.75rem;
        padding: 6px;
    }
    .mode-visual {
        font-size: 1rem;
        padding: 6px;
        letter-spacing: 1px;
    }
    .mode-features-section h3,
    .mode-tips-section h3,
    .mode-bonus-cards-section h3,
    .mode-examples-section h3 {
        font-size: 0.9rem;
        margin-bottom: 4px;
    }
    .feature-item,
    .tip-item {
        padding: 4px 6px;
        font-size: 0.75rem;
        margin-bottom: 2px;
    }
    .bonus-card-item {
        padding: 6px;
    }
    .bonus-card-info strong {
        font-size: 0.75rem;
    }
    .bonus-card-info p {
        font-size: 0.65rem;
    }
    .example-word {
        padding: 3px 6px;
        font-size: 0.75rem;
    }
    .mode-help-button {
        padding: 6px 12px;
        font-size: 0.8rem;
    }
}
.mode-help-content::-webkit-scrollbar {
    width: 8px;
}
.mode-help-content::-webkit-scrollbar-track {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 4px;
}
.mode-help-content::-webkit-scrollbar-thumb {
    background: rgba(0, 225, 185, 0.5);
    border-radius: 4px;
}
.mode-help-content::-webkit-scrollbar-thumb:hover {
    background: rgba(0, 225, 185, 0.7);
}