:root {
    --bg-color: #121212;
    --card-color: #1a1a1a;
    --text-color: #ffffff;
    --secondary-text-color: #b0b0b0;
    --input-bg: #2d2d2d;
    --input-border: #444;
    --btn-bg: #bb0000;
    --btn-hover: #e00000;
    --admin-color: #00ffff;
    --owner-color: #ffff00;
    --user-color: #3498db;
    --admin-msg-shadow: 0 0 10px var(--admin-color);
    --owner-msg-shadow: 0 0 15px var(--owner-color);
}

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

html, body {
    height: 100%;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: var(--bg-color);
    color: var(--text-color);
    overflow: hidden;
}

body {
    display: flex;
    justify-content: center;
    align-items: center;
}

.chat-container {
    display: flex;
    flex-direction: column;
    width: 100%;
    max-width: 600px;
    height: 100vh;
    background-color: var(--card-color);
    box-shadow: 0 0 20px rgba(0, 0, 0, 0.5);
    border-radius: 8px;
    overflow: hidden;
}

.chat-header {
    background-color: var(--card-color);
    padding: 1rem;
    text-align: center;
    border-bottom: 1px solid var(--input-border);
}

.chat-title {
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--btn-hover);
    letter-spacing: 2px;
    text-shadow: 0 0 5px var(--btn-hover);
}

.chat-main {
    flex: 1;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.message-container {
    flex: 1;
    overflow-y: auto;
    padding: 1rem;
    display: flex;
    flex-direction: column;
    gap: 10px;
    -webkit-overflow-scrolling: touch;
}

.message {
    padding: 10px 15px;
    border-radius: 20px;
    max-width: 80%;
    word-wrap: break-word;
    position: relative;
    font-size: 0.9rem;
}

.user-message {
    align-self: flex-start;
    background-color: #2c3e50;
    color: var(--text-color);
}

.admin-message {
    align-self: flex-start;
    background-color: #004d4d;
    color: var(--text-color);
    box-shadow: var(--admin-msg-shadow);
}

.owner-message {
    align-self: flex-start;
    background-color: #4d4d00;
    color: var(--text-color);
    box-shadow: var(--owner-msg-shadow);
}

.message-meta {
    display: flex;
    align-items: center;
    margin-bottom: 5px;
    font-size: 0.8rem;
    font-weight: bold;
}

.nickname {
    font-weight: bold;
    margin-right: 5px;
}

.user-nickname {
    color: var(--user-color);
}

.admin-nickname {
    color: var(--admin-color);
    text-shadow: var(--admin-msg-shadow);
}

.owner-nickname {
    color: var(--owner-color);
    text-shadow: var(--owner-msg-shadow);
}

.timestamp {
    color: var(--secondary-text-color);
    font-size: 0.7rem;
    font-weight: normal;
}

.message-text {
    line-height: 1.4;
}

.chat-form {
    display: flex;
    padding: 1rem;
    border-top: 1px solid var(--input-border);
    background-color: var(--card-color);
}

.chat-input {
    flex: 1;
    background-color: var(--input-bg);
    border: 1px solid var(--input-border);
    border-radius: 20px;
    padding: 0.7rem 1.2rem;
    color: var(--text-color);
    outline: none;
    font-size: 1rem;
    transition: border-color 0.3s;
}

.chat-input:focus {
    border-color: var(--btn-hover);
}

.chat-send-btn {
    background-color: var(--btn-bg);
    color: var(--text-color);
    border: none;
    border-radius: 20px;
    padding: 0.7rem 1.5rem;
    margin-left: 10px;
    font-weight: bold;
    cursor: pointer;
    transition: background-color 0.3s;
}

.chat-send-btn:hover {
    background-color: var(--btn-hover);
}

/* Modal and Overlay */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 1000;
}

.modal-content {
    background-color: var(--card-color);
    padding: 2rem;
    border-radius: 8px;
    text-align: center;
    box-shadow: 0 0 25px rgba(0, 0, 0, 0.7);
    width: 90%;
    max-width: 400px;
}

.modal-input {
    width: 100%;
    padding: 0.8rem;
    margin-top: 1rem;
    background-color: var(--input-bg);
    border: 1px solid var(--input-border);
    border-radius: 5px;
    color: var(--text-color);
    font-size: 1rem;
}

.modal-btn {
    width: 100%;
    padding: 0.8rem;
    margin-top: 1.5rem;
    background-color: var(--btn-bg);
    color: var(--text-color);
    border: none;
    border-radius: 5px;
    font-size: 1rem;
    font-weight: bold;
    cursor: pointer;
    transition: background-color 0.3s;
}

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

.overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.8);
    z-index: 999;
}

.hidden {
    display: none !important;
}

/* Draggable Control Panels */
.control-panel {
    position: fixed;
    background-color: var(--card-color);
    padding: 1rem;
    border-radius: 8px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.5);
    z-index: 1001;
    width: 90%;
    max-width: 300px;
    transition: all 0.3s ease-in-out;
}

.panel-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: grab;
    padding-bottom: 10px;
    border-bottom: 1px solid var(--input-border);
    margin-bottom: 10px;
}

.panel-content {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.toggle-btn {
    background: none;
    border: 1px solid var(--text-color);
    color: var(--text-color);
    font-weight: bold;
    cursor: pointer;
    padding: 2px 8px;
    border-radius: 3px;
}

.panel-btn {
    width: 100%;
    padding: 0.5rem;
    background-color: #2c3e50;
    color: var(--text-color);
    border: none;
    border-radius: 5px;
    cursor: pointer;
    transition: background-color 0.3s;
}

.panel-btn:hover {
    background-color: #34495e;
}

.panel-input {
    width: 100%;
    padding: 0.5rem;
    background-color: var(--input-bg);
    border: 1px solid var(--input-border);
    border-radius: 5px;
    color: var(--text-color);
}

#mute-ban-lists, #admin-mute-ban-lists {
    margin-top: 1rem;
}

ul {
    list-style-type: none;
    padding: 0;
    max-height: 150px;
    overflow-y: auto;
    background-color: var(--input-bg);
    border-radius: 5px;
    padding: 5px;
}

li {
    padding: 5px;
    border-bottom: 1px solid var(--input-border);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

li:last-child {
    border-bottom: none;
}

.unban-btn, .unmute-btn {
    background-color: #c0392b;
    color: var(--text-color);
    border: none;
    padding: 3px 8px;
    border-radius: 3px;
    cursor: pointer;
}

/* Responsive adjustments */
@media (max-width: 600px) {
    .chat-container {
        border-radius: 0;
        max-width: 100%;
    }
}