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

body {
    font-family: 'M PLUS Rounded 1c', 'Hiragino Maru Gothic ProN', 'Hiragino Sans', 'Yu Gothic', 'Meiryo', sans-serif;
    background: #0a0a0a;
    background-image:
        radial-gradient(circle at 20% 50%, rgba(88, 101, 242, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(114, 137, 218, 0.1) 0%, transparent 50%);
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 20px;
}

.container {
    background: rgba(20, 20, 20, 0.95);
    border: 1px solid rgba(88, 101, 242, 0.2);
    border-radius: 15px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5), 0 0 0 1px rgba(88, 101, 242, 0.1);
    padding: 40px;
    max-width: 700px;
    width: 100%;
    backdrop-filter: blur(10px);
}

h1 {
    color: #fff;
    margin-bottom: 10px;
    text-align: center;
    font-size: 32px;
    text-shadow: 0 0 20px rgba(88, 101, 242, 0.5);
    letter-spacing: 1px;
}

h3 {
    color: #fff;
    margin-bottom: 15px;
    font-size: 18px;
}

.form-group {
    margin-bottom: 20px;
}

label {
    display: block;
    margin-bottom: 8px;
    color: #b9bbbe;
    font-weight: 600;
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

input, textarea, select {
    width: 100%;
    padding: 12px;
    background: rgba(30, 30, 30, 0.8);
    border: 2px solid rgba(88, 101, 242, 0.3);
    border-radius: 8px;
    font-size: 14px;
    color: #fff;
    transition: all 0.3s;
    font-family: inherit;
}

select.activity-select {
    cursor: pointer;
}

input:focus, textarea:focus, select:focus {
    outline: none;
    border-color: #5865F2;
    background: rgba(40, 40, 40, 0.9);
    box-shadow: 0 0 20px rgba(88, 101, 242, 0.3);
}

input::placeholder, textarea::placeholder {
    color: #72767d;
}

textarea {
    resize: vertical;
    min-height: 100px;
}

button {
    width: 100%;
    padding: 14px;
    background: linear-gradient(135deg, #5865F2 0%, #7289DA 100%);
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
    box-shadow: 0 4px 15px rgba(88, 101, 242, 0.3);
    position: relative;
    overflow: hidden;
    margin-bottom: 10px;
}

button::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s;
}

button:hover::before {
    left: 100%;
}

button:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 25px rgba(88, 101, 242, 0.4);
}

button:disabled {
    background: #2c2f33;
    cursor: not-allowed;
    box-shadow: none;
    transform: none;
}

button.disconnect-btn {
    background: linear-gradient(135deg, #f04747 0%, #d84040 100%);
}

button.disconnect-btn:hover {
    box-shadow: 0 6px 25px rgba(240, 71, 71, 0.4);
}

.status-display {
    margin-top: 30px;
    padding: 20px;
    background: rgba(30, 30, 30, 0.5);
    border: 1px solid rgba(88, 101, 242, 0.2);
    border-radius: 8px;
}

.status-info p {
    color: #b9bbbe;
    margin-bottom: 10px;
    font-size: 14px;
}

.status-info strong {
    color: #5865F2;
}

.status-info span {
    color: #fff;
}

.log-section {
    margin-top: 30px;
}

.log-container {
    max-height: 400px;
    overflow-y: auto;
    background: rgba(10, 10, 10, 0.8);
    border: 1px solid rgba(88, 101, 242, 0.2);
    border-radius: 8px;
    padding: 15px;
}

.log-container::-webkit-scrollbar {
    width: 8px;
}

.log-container::-webkit-scrollbar-track {
    background: rgba(30, 30, 30, 0.5);
    border-radius: 4px;
}

.log-container::-webkit-scrollbar-thumb {
    background: rgba(88, 101, 242, 0.5);
    border-radius: 4px;
}

.log-container::-webkit-scrollbar-thumb:hover {
    background: rgba(88, 101, 242, 0.7);
}

#log {
    font-family: 'Consolas', 'Monaco', monospace;
    font-size: 12px;
    color: #b9bbbe;
    white-space: pre-wrap;
    word-wrap: break-word;
}