body {
    margin: 0;
    font-family: Arial;
    background: #0a0a0a;
    color: #fff;
}

.container {
    text-align: center;
    margin-top: 100px;
}

a {
    display: inline-block;
    margin: 10px;
    padding: 10px 20px;
    color: #fff;
    text-decoration: none;
    background: linear-gradient(45deg, #00f, #8000ff);
    border-radius: 5px;
}

a:hover {
    opacity: 0.8;
}

input, button {
    padding: 10px;
    width: 250px;
    border: none;
    border-radius: 5px;
}

input {
    background: #111;
    color: #fff;
}

button {
    background: linear-gradient(45deg, #00f, #8000ff);
    color: #fff;
    cursor: pointer;
}
.navbar {
    display: flex;
    justify-content: space-between;
    padding: 15px;
    background: #111;
}

.nav-links a {
    margin: 5px;
}

.content {
    padding: 20px;
}

.dashboard-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
}

.card {
    background: #111;
    padding: 20px;
    border-radius: 10px;
    text-align: center;
    border: 1px solid #222;
}

table {
    width: 100%;
    margin-top: 20px;
    border-collapse: collapse;
}

table, th, td {
    border: 1px solid #222;
}

th, td {
    padding: 10px;
    text-align: center;
}

.chat-box {
    height: 400px;
    overflow-y: scroll;
    background: #0f0f0f;
    padding: 10px;
    border: 1px solid #222;
    margin-bottom: 10px;
}

.msg {
    padding: 10px;
    margin: 5px;
    border-radius: 8px;
    max-width: 70%;
}

.user {
    background: linear-gradient(45deg, #00f, #8000ff);
    margin-left: auto;
    text-align: right;
}

.admin {
    background: #222;
    margin-right: auto;
}
h2 {
    margin-bottom: 20px;
}

table tr:nth-child(even) {
    background: #111;
}
/* RESET */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* BODY */
body {
    font-family: 'Segoe UI', sans-serif;
    background: radial-gradient(circle at top, #0a0a0a, #000);
    color: #fff;
}

/* NAVBAR */
.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 30px;
    background: rgba(10,10,10,0.9);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid #222;
}

/* LINKS */
.nav-links a {
    margin: 0 10px;
    text-decoration: none;
    color: #aaa;
    transition: 0.3s;
}

.nav-links a:hover {
    color: #00f0ff;
    text-shadow: 0 0 10px #00f0ff;
}

/* CONTENT */
.content {
    padding: 30px;
}

/* CARDS */
.card {
    background: linear-gradient(145deg, #111, #0a0a0a);
    border: 1px solid #222;
    border-radius: 15px;
    padding: 20px;
    text-align: center;
    transition: 0.3s;
    box-shadow: 0 0 20px rgba(0, 0, 0, 0.5);
}

.card:hover {
    transform: translateY(-5px) scale(1.02);
    box-shadow: 0 0 20px #8000ff;
}

/* GRID */
.dashboard-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 20px;
}

/* BUTTONS */
button {
    padding: 10px 20px;
    border: none;
    border-radius: 8px;
    background: linear-gradient(45deg, #00f0ff, #8000ff);
    color: #fff;
    cursor: pointer;
    transition: 0.3s;
}

button:hover {
    transform: scale(1.05);
    box-shadow: 0 0 10px #8000ff;
}

/* INPUTS */
input {
    padding: 10px;
    width: 260px;
    border-radius: 8px;
    border: none;
    background: #111;
    color: #fff;
}

/* TABLE */
table {
    width: 100%;
    margin-top: 20px;
    border-collapse: collapse;
}

th, td {
    padding: 10px;
    border-bottom: 1px solid #222;
}

tr:hover {
    background: #111;
}

/* CHAT */
.chat-box {
    height: 400px;
    overflow-y: auto;
    background: #0d0d0d;
    border-radius: 10px;
    padding: 10px;
}

/* MESSAGES */
.msg {
    padding: 10px;
    margin: 5px;
    border-radius: 10px;
    animation: fadeIn 0.3s ease;
}

.user {
    background: linear-gradient(45deg, #00f0ff, #8000ff);
    margin-left: auto;
}

.admin {
    background: #222;
}

/* ANIMATION */
@keyframes fadeIn {
    from {opacity: 0; transform: translateY(5px);}
    to {opacity: 1; transform: translateY(0);}
}

/* GLOW TEXT */
h1, h2 {
    text-shadow: 0 0 10px rgba(128,0,255,0.5);
}

/* MOBILE */
@media(max-width: 768px) {
    .navbar {
        flex-direction: column;
    }

    .nav-links {
        display: flex;
        flex-wrap: wrap;
        justify-content: center;
    }
}