body {
    margin: 0;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    background-color: #1e1e24;
    color: #fff;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
}

.hidden { display: none !important; }

/* Login Interface */
#login-container {
    background: #2a2a35;
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.3);
    text-align: center;
    width: 100%;
    max-width: 350px;
}
.login-box input {
    width: 100%;
    padding: 12px;
    margin: 8px 0;
    border: 1px solid #444;
    background: #1e1e24;
    color: white;
    border-radius: 4px;
    box-sizing: border-box;
}
.login-box button, #chat-form button {
    width: 100%;
    padding: 12px;
    background: #5865F2;
    color: white;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-weight: bold;
}

/* Master Grid Structure */
#chat-container {
    width: 90vw;
    max-width: 1000px;
    height: 85vh;
    background: #2a2a35;
    border-radius: 12px;
    display: flex;
    box-shadow: 0 10px 30px rgba(0,0,0,0.5);
    overflow: hidden;
}

/* Sidebar Styling */
.sidebar {
    width: 240px;
    background: #20202a;
    display: flex;
    flex-direction: column;
    border-right: 1px solid #181820;
}
.sidebar-header {
    padding: 20px;
    border-bottom: 1px solid #181820;
}
.channels-list {
    flex-grow: 1;
    padding: 15px 10px;
}
.channel-btn {
    width: 100%;
    background: transparent;
    color: #8e9297;
    border: none;
    padding: 10px;
    text-align: left;
    font-size: 16px;
    border-radius: 5px;
    cursor: pointer;
    margin-bottom: 5px;
}
.channel-btn:hover, .channel-btn.active {
    background: #343444;
    color: #fff;
}
.user-status-box {
    padding: 15px;
    background: #181820;
    font-size: 14px;
    display: flex;
    flex-direction: column;
    gap: 5px;
}
#admin-badge {
    background: #ed4245;
    color: white;
    font-size: 10px;
    padding: 2px 6px;
    border-radius: 3px;
    width: fit-content;
    font-weight: bold;
}

/* Central Chat Box */
.chat-main {
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}
.chat-header {
    background: #252530;
    padding: 18px;
    border-bottom: 1px solid #181820;
}
#messages {
    list-style-type: none;
    margin: 0;
    padding: 20px;
    flex-grow: 1;
    overflow-y: auto;
}

/* Message styling with modern row configuration */
.message-row {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 12px;
    padding: 6px;
    border-radius: 4px;
}
.message-row:hover { background: rgba(255,255,255,0.03); }

/* Moderation utilities */
.delete-btn {
    background: transparent;
    color: #ed4245;
    border: 1px solid #ed4245;
    border-radius: 4px;
    padding: 2px 6px;
    cursor: pointer;
    font-size: 11px;
}
.delete-btn:hover {
    background: #ed4245;
    color: white;
}

#chat-form {
    display: flex;
    padding: 20px;
    background: #20202a;
}
#chat-form input {
    flex-grow: 1;
    padding: 14px;
    background: #1e1e24;
    border: 1px solid #444;
    color: white;
    border-radius: 6px;
    margin-right: 12px;
}
#chat-form button { width: auto; padding: 0 25px; }