:root {
    --primary-color: #eeeeee;
    --primary-hover: #ffffff;
    --bg-body: #000000;
    --bg-card: #272727;
    --disabled-bg: #000000;
    --disabled-text: #ffffff;
    --text-main: #ffffff;
}

body {
    margin: 0;
    padding: 0;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    background-color: var(--bg-body);
    color: var(--text-main);
}

.container {
    text-align: center;
    padding: 2.5rem;
    background: var(--bg-card);
    width: 90%;
    max-width: 400px;
    border: 1px solid rgba(255, 255, 255, 0.05);
}

#server-status {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-main);
    margin-bottom: 2rem;
    min-height: 1.5em;
    letter-spacing: -0.025em;
}

#start-btn {
    width: 100%;
    padding: 1.25rem 2rem;
    font-size: 1.125rem;
    font-weight: 600;
    color: black;
    background-color: var(--primary-color);
    border: none;
    cursor: pointer;
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

#start-btn:hover:not(:disabled) {
    background-color: var(--primary-hover);
    transform: translateY(-2px);
}

#start-btn:active:not(:disabled) {
    transform: translateY(0);
}

#start-btn:disabled {
    background-color: var(--disabled-bg);
    color: var(--disabled-text);
    cursor: not-allowed;
    box-shadow: none;
    transform: none;
    opacity: 0.6;
}