/* Reset & Base */
* {
    box_sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    background-color: #f4f6f8;
    color: #333;
}

/* Layout */
.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header & Nav */
header {
    background: #2c3e50;
    color: #fff;
    padding: 1rem 0;
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

nav .logo {
    font-size: 1.5rem;
    font-weight: bold;
    color: #fff;
    text-decoration: none;
}

nav ul {
    list-style: none;
    display: flex;
}

nav ul li {
    margin-left: 20px;
}

nav ul li a {
    color: #fff;
    text-decoration: none;
    padding: 5px 10px;
    border-radius: 4px;
    transition: background 0.3s;
}

nav ul li a:hover {
    background: #34495e;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 10px 20px;
    background: #3498db;
    color: #fff;
    text-decoration: none;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-size: 1rem;
}

.btn:hover {
    background: #2980b9;
}

.btn-danger {
    background: #e74c3c;
}

.btn-danger:hover {
    background: #c0392b;
}

.btn-success {
    background: #2ecc71;
}

.btn-success:hover {
    background: #27ae60;
}

/* Forms */
.form-group {
    margin-bottom: 15px;
}

label {
    display: block;
    margin-bottom: 5px;
    font-weight: bold;
}

input[type="text"],
input[type="email"],
input[type="password"],
input[type="number"],
textarea,
select {
    width: 100%;
    padding: 10px;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-size: 1rem;
}

/* Cards */
.card {
    background: #fff;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
    margin-bottom: 20px;
}

/* Dashboard Grid */
.dashboard-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin-top: 20px;
}

.stat-box {
    background: #fff;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
    text-align: center;
}

.stat-box h3 {
    margin-bottom: 10px;
    color: #7f8c8d;
}

.stat-box .value {
    font-size: 2rem;
    font-weight: bold;
    color: #2c3e50;
}

/* Alerts */
.alert {
    padding: 10px 15px;
    border-radius: 4px;
    margin-bottom: 20px;
}

.alert-success {
    background: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

.alert-danger {
    background: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

/* Footer */
footer {
    text-align: center;
    padding: 20px 0;
    margin-top: 40px;
    color: #7f8c8d;
    border-top: 1px solid #ddd;
}

/* Tables */
table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 10px;
}

table th, table td {
    padding: 12px;
    text-align: left;
    border-bottom: 1px solid #ddd;
}

table th {
    background-color: #f8f9fa;
    font-weight: bold;
}

/* Disclaimer */
.disclaimer-bar {
    background: #f1c40f;
    color: #000;
    text-align: center;
    padding: 10px;
    font-weight: bold;
}