chat2/static/style/style.css

:root {
    --primary-color: #3b82f6;
    --primary-hover: #2563eb;
    --bg-color: #f8fafc;
    --card-bg: #ffffff;
    --border-color: #e2e8f0;
    --text-primary: #1e293b;
    --text-secondary: #64748b;
    --success-color: #22c55e;
    --danger-color: #ef4444;
}

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

body {
    font-family: 'HarmonyOS Sans SC Medium', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background-color: var(--bg-color);
    color: var(--text-primary);
    line-height: 1.6;
    padding: 20px;
}

.title {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 12px;
}

.card {
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 20px;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
    background-color: var(--card-bg);
    transition: box-shadow 0.2s ease;
}

.card:hover {
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
}

#container {
    display: flex;
    flex-direction: row;
    gap: 20px;
    max-width: 1400px;
    margin: 0 auto;
}

#msg-list {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 16px;
    min-width: 0;
}

#online-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
    width: 320px;
    flex-shrink: 0;
}

#sysmsg {
    display: flex;
    flex-direction: column;
    gap: 8px;
    max-height: 200px;
    overflow-y: auto;
    padding-right: 8px;
}

#sysmsg::-webkit-scrollbar {
    width: 4px;
}

#sysmsg::-webkit-scrollbar-thumb {
    background-color: var(--border-color);
    border-radius: 4px;
}

#usrmsg {
    display: flex;
    flex-direction: column;
    gap: 8px;
    flex: 1;
    overflow-y: auto;
    max-height: calc(100vh - 280px);
    padding-right: 8px;
}

#usrmsg::-webkit-scrollbar {
    width: 4px;
}

#usrmsg::-webkit-scrollbar-thumb {
    background-color: var(--border-color);
    border-radius: 4px;
}

#usrmsg > span {
    padding: 10px 14px;
    background-color: var(--bg-color);
    border-radius: 8px;
    font-size: 14px;
    word-break: break-word;
}

#online {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 8px;
    padding-top: 12px;
}

#online > span {
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 8px 12px;
    text-align: center;
    font-size: 13px;
    background-color: var(--bg-color);
    transition: all 0.2s ease;
}

#online > span:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
}

input[type="text"] {
    padding: 10px 14px;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    font-size: 14px;
    width: 100%;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
    outline: none;
}

input[type="text"]:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

button {
    padding: 10px 20px;
    background-color: var(--primary-color);
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
}

button:hover {
    background-color: var(--primary-hover);
    transform: translateY(-1px);
}

button:active {
    transform: translateY(0);
}

.input-group {
    display: flex;
    gap: 8px;
    align-items: center;
}

.input-group input {
    flex: 1;
}

.input-group button {
    flex-shrink: 0;
}

.status-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 4px 10px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 500;
}

.status-badge.connected {
    background-color: rgba(34, 197, 94, 0.1);
    color: var(--success-color);
}

.status-badge.disconnected {
    background-color: rgba(239, 68, 68, 0.1);
    color: var(--danger-color);
}

.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background-color: currentColor;
}

.username-display {
    font-size: 16px;
    font-weight: 600;
    color: var(--primary-color);
    padding: 12px 16px;
    background-color: rgba(59, 130, 246, 0.05);
    border-radius: 8px;
    text-align: center;
}

.login-prompt {
    text-align: center;
    padding: 20px;
}

.login-prompt p {
    color: var(--text-secondary);
    margin-bottom: 12px;
    font-size: 14px;
}

@media screen and (max-width: 900px) {
    #container {
        flex-direction: column-reverse;
    }

    #online-list {
        width: 100%;
        flex-direction: row;
        flex-wrap: wrap;
    }

    #online-list .card {
        flex: 1;
        min-width: 280px;
    }
}