:root {
    --primary-color: #0056b3;
    --background-color: #f4f7f6;
    --text-color: #333;
    --card-bg: #ffffff;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

body {
    background-color: var(--background-color);
    color: var(--text-color);
}

.subtitle {
    text-align: center;
    font-size: 0.85rem;
    color: #666;
    margin-bottom: 1rem;
    margin-top: -1rem;
}

/* Card Layout */
.card-container {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
}

.card {
    background-color: var(--card-bg);
    padding: 2rem;
    border-radius: 8px;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
    width: 100%;
    max-width: 400px;
}

h2, h3, h4 {
    color: var(--primary-color);
}

h2 {
    text-align: center;
    margin-bottom: 1.5rem;
}

.input-group {
    margin-bottom: 1rem;
}

.input-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-size: 0.9rem;
}

.input-group input {
    width: 100%;
    padding: 10px;
    border: 1px solid #ccc;
    border-radius: 4px;
    font-size: 1rem;
}

.btn {
    width: 100%;
    padding: 10px;
    background-color: var(--primary-color);
    color: white;
    border: none;
    border-radius: 4px;
    font-size: 1rem;
    cursor: pointer;
    transition: background-color 0.3s;
}

.btn:hover {
    background-color: #004494;
}

.btn-outline {
    background-color: transparent;
    border: 1px solid var(--primary-color);
    color: var(--primary-color);
    width: auto;
    padding: 5px 15px;
}

.btn-small {
    padding: 5px 10px;
    background-color: var(--primary-color);
    color: white;
    border: none;
    border-radius: 3px;
    cursor: pointer;
}

.switch-page {
    text-align: center;
    margin-top: 1rem;
    font-size: 0.9rem;
}

.switch-page a {
    color: var(--primary-color);
    text-decoration: none;
}

.message {
    text-align: center;
    margin-top: 1rem;
    font-size: 0.9rem;
}

/* Dashboard Styles */
.dashboard-body {
    background-color: #eef2f5;
}

.navbar {
    background-color: white;
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.dashboard-content {
    padding: 2rem;
    max-width: 1000px;
    margin: 0 auto;
}

.student-info-card {
    margin-top: 1.5rem;
    max-width: 600px;
}

.student-info-card h4 {
    margin-bottom: 10px;
    color: #333;
}

.data-table {
    width: 100%;
    border-collapse: collapse;
    background: white;
    margin-top: 1rem;
    box-shadow: 0 1px 3px rgba(0,0,0,0.1);
}

.data-table th, .data-table td {
    padding: 12px 15px;
    text-align: left;
    border-bottom: 1px solid #ddd;
}

.status.pending {
    background-color: #fff3cd;
    color: #856404;
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 0.8rem;
    font-weight: bold;
}