body {
    background-color: #0A0A0A;
    color: #FFFFFF;
    font-family: sans-serif;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    margin: 0;
}

.container {
    width: 100%;
    max-width: 480px;
    padding: 24px;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.title {
    color: #00C2A8;
    font-size: 48px;
    font-weight: 900;
    margin-bottom: 48px;
    font-style: italic;
}

.form-container {
    background-color: #1C1C1C;
    padding: 32px;
    border-radius: 16px;
    width: 100%;
    border: 1px solid #2A2A2A;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

.form-title {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 24px;
    text-align: center;
}

.input-group {
    margin-bottom: 24px;
}

.input-group label {
    color: #AAAAAA;
    font-size: 14px;
    display: block;
    margin-bottom: 8px;
}

#situation-input {
    width: 100%;
    background-color: #2A2A2A;
    color: #FFFFFF;
    padding: 12px;
    border-radius: 8px;
    border: none;
    outline: none;
    font-size: 16px;
    box-sizing: border-box;
}

#situation-input:focus {
    outline: 2px solid #00C2A8;
}

.button-group {
    display: flex;
    gap: 8px;
}

.time-btn {
    flex: 1;
    padding: 10px;
    border-radius: 8px;
    background-color: #2A2A2A;
    color: #AAAAAA;
    border: none;
    cursor: pointer;
    transition: background-color 0.2s, color 0.2s;
}

.time-btn.active {
    background-color: #00C2A8;
    color: #FFFFFF;
    font-weight: 700;
}

.generate-btn {
    width: 100%;
    background-color: #00C2A8;
    color: #FFFFFF;
    padding: 16px;
    border-radius: 12px;
    font-weight: 700;
    font-size: 18px;
    border: none;
    cursor: pointer;
    transition: transform 0.1s;
}

.generate-btn:hover {
    transform: scale(1.02);
}

.generate-btn:disabled {
    background-color: #555555;
    cursor: not-allowed;
}

.result-container {
    margin-top: 40px;
    width: 100%;
}

.playlist-item {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 16px;
    padding: 16px;
    background-color: #1C1C1C;
    border-radius: 12px;
}

.playlist-item-icon {
    width: 48px;
    height: 48px;
    background-color: #2A2A2A;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    color: #00C2A8;
}

.playlist-item-details .title {
    font-size: 16px;
    font-weight: 700;
}

.playlist-item-details .artist {
    color: #AAAAAA;
    font-size: 14px;
}