/* Chatroom styling */

:root {
    --bg-black: #000000;
    --bg-dark: #111111;
    --bg-card: #161616;
    --text-white: #FFFFFF;
    --text-gray: #AAAAAA;
    --accent-green: #76B900;
    --accent-green-hover: #8DD61A;
    --border-color: #333333;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
    background-color: var(--bg-black);
    color: var(--text-white);
    height: 100vh;
    overflow: hidden;
}

/* Login Page */
.login-container {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
}

.login-box {
    background-color: var(--bg-card);
    padding: 40px;
    border-radius: 8px;
    width: 100%;
    max-width: 400px;
    border: 1px solid var(--border-color);
}

.login-box h1 {
    text-align: center;
    margin-bottom: 30px;
    font-size: 24px;
}

.login-box h1 span {
    color: var(--accent-green);
}

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

.input-group label {
    display: block;
    margin-bottom: 8px;
    color: var(--text-gray);
    font-size: 14px;
}

.input-group input {
    width: 100%;
    padding: 12px 16px;
    background-color: var(--bg-dark);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    color: var(--text-white);
    font-size: 16px;
    transition: border-color 0.2s;
}

.input-group input:focus {
    outline: none;
    border-color: var(--accent-green);
}

.login-box .btn {
    width: 100%;
}

.btn {
    padding: 12px 24px;
    background-color: var(--accent-green);
    color: var(--bg-black);
    border: none;
    border-radius: 4px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: background-color 0.2s;
}

.btn:hover {
    background-color: var(--accent-green-hover);
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* Chat Page */
.chat-container {
    display: flex;
    height: 100vh;
}

/* Sidebar - User List */
.sidebar {
    width: 250px;
    background-color: var(--bg-dark);
    border-right: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
}

.sidebar-header {
    padding: 16px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.sidebar-header h2 {
    font-size: 18px;
}

.sidebar-header .logout-btn {
    padding: 6px 12px;
    font-size: 12px;
    width: auto;
}

.user-list {
    flex: 1;
    overflow-y: auto;
    padding: 16px;
}

.user-item {
    padding: 12px;
    margin-bottom: 8px;
    background-color: var(--bg-card);
    border-radius: 4px;
    border: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.user-item.typing {
    border-color: var(--accent-green);
}

.user-item.typing::after {
    content: '...';
    color: var(--accent-green);
    font-size: 12px;
}

.user-item-name {
    font-size: 14px;
    font-weight: 500;
}

.user-item-status {
    font-size: 12px;
    color: var(--text-gray);
}

/* Main Chat Area */
.chat-main {
    flex: 1;
    display: flex;
    flex-direction: column;
}

.chat-header {
    padding: 16px 24px;
    background-color: var(--bg-card);
    border-bottom: 1px solid var(--border-color);
}

.chat-header h1 {
    font-size: 20px;
}

.chat-messages {
    flex: 1;
    overflow-y: auto;
    padding: 24px;
    display: flex;
    flex-direction: column;
}

.message {
    margin-bottom: 16px;
    padding: 12px 16px;
    background-color: var(--bg-card);
    border-radius: 8px;
    border: 1px solid var(--border-color);
    max-width: 70%;
}

.message.own {
    margin-left: auto;
    border-color: var(--accent-green);
}

.message-header {
    display: flex;
    justify-content: space-between;
    margin-bottom: 8px;
}

.message-username {
    font-weight: 600;
    color: var(--accent-green);
    font-size: 13px;
}

.message-time {
    font-size: 11px;
    color: var(--text-gray);
}

.message-content {
    font-size: 14px;
    line-height: 1.4;
}

/* Message Input */
.message-input-container {
    padding: 16px 24px;
    background-color: var(--bg-card);
    border-top: 1px solid var(--border-color);
    display: flex;
    gap: 12px;
}

.message-input-container input {
    flex: 1;
    padding: 12px 16px;
    background-color: var(--bg-dark);
    border: 1px solid var(--border-color);
    border-radius: 24px;
    color: var(--text-white);
    font-size: 14px;
    transition: border-color 0.2s;
}

.message-input-container input:focus {
    outline: none;
    border-color: var(--accent-green);
}

.message-input-container .btn {
    width: auto;
    flex-shrink: 0;
    padding: 12px 20px;
}

/* Typing indicator */
.typing-indicator {
    padding: 12px 16px;
    background-color: var(--bg-card);
    border-radius: 8px;
    border: 1px solid var(--border-color);
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 4px;
}

.typing-indicator .typing-username {
    font-size: 12px;
    color: var(--text-gray);
    margin-right: 6px;
}

.typing-dot {
    width: 8px;
    height: 8px;
    background-color: var(--text-gray);
    border-radius: 50%;
    animation: bounce 1.4s infinite ease-in-out;
}

.typing-dot:nth-child(1) { animation-delay: -0.32s; }
.typing-dot:nth-child(2) { animation-delay: -0.16s; }

@keyframes bounce {
    0%, 80%, 100% { transform: scale(0); }
    40% { transform: scale(1); }
}

/* Scrollbar styling */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg-black);
}

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

::-webkit-scrollbar-thumb:hover {
    background: var(--text-gray);
}

/* Utility classes */
.hidden {
    display: none !important;
}