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

:root {
    --primary-color: #2c5530;
    --secondary-color: #4a7c59;
    --accent-color: #8fb996;
    --light-color: #f8f9fa;
    --dark-color: #343a40;
    --success-color: #28a745;
    --error-color: #dc3545;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--dark-color);
    background-color: #f5f5f5;
}

/* Login Page Styles */
.login-body {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.login-container {
    background: white;
    border-radius: 10px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
    padding: 40px;
    width: 100%;
    max-width: 400px;
}

.login-header {
    text-align: center;
    margin-bottom: 30px;
}

.logo {
    border-radius: 50%;
    margin-bottom: 15px;
}

.login-header h1 {
    color: var(--primary-color);
    margin-bottom: 5px;
}

.login-header p {
    color: var(--dark-color);
    opacity: 0.7;
}

.login-form .form-group {
    margin-bottom: 20px;
}

.login-form label {
    display: block;
    margin-bottom: 5px;
    font-weight: 500;
}

.login-form input {
    width: 100%;
    padding: 12px 15px;
    border: 1px solid #ddd;
    border-radius: 5px;
    font-size: 16px;
    transition: border-color 0.3s;
}

.login-form input:focus {
    outline: none;
    border-color: var(--primary-color);
}

.btn-primary {
    width: 100%;
    padding: 12px;
    background-color: var(--primary-color);
    color: white;
    border: none;
    border-radius: 5px;
    font-size: 16px;
    cursor: pointer;
    transition: background-color 0.3s;
}

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

.demo-credentials {
    margin-top: 20px;
    padding: 15px;
    background-color: #e9f7ef;
    border-radius: 5px;
    font-size: 14px;
}

.error-message {
    background-color: #f8d7da;
    color: var(--error-color);
    padding: 10px;
    border-radius: 5px;
    margin-bottom: 20px;
    text-align: center;
}

/* Dashboard Styles */
.dashboard-container {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.dashboard-header {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    padding: 15px 0;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.header-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.brand {
    display: flex;
    align-items: center;
    gap: 15px;
}

.brand img {
    border-radius: 50%;
}

.brand h1 {
    font-size: 24px;
}

.user-nav {
    display: flex;
    align-items: center;
    gap: 15px;
}

.logout-btn {
    color: white;
    text-decoration: none;
    padding: 8px 15px;
    border: 1px solid rgba(255,255,255,0.3);
    border-radius: 5px;
    transition: background-color 0.3s;
}

.logout-btn:hover {
    background-color: rgba(255,255,255,0.1);
}

.dashboard-main {
    flex: 1;
    max-width: 1200px;
    margin: 0 auto;
    padding: 30px 20px;
    width: 100%;
}

.welcome-section {
    text-align: center;
    margin-bottom: 40px;
}

.welcome-section h2 {
    color: var(--primary-color);
    margin-bottom: 10px;
}

.donation-form-section {
    background: white;
    border-radius: 10px;
    padding: 30px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.05);
    margin-bottom: 40px;
}

.form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

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

.form-group.full-width {
    grid-column: 1 / -1;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: var(--dark-color);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 12px 15px;
    border: 1px solid #ddd;
    border-radius: 5px;
    font-size: 16px;
    transition: border-color 0.3s;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
}

.form-actions {
    display: flex;
    gap: 15px;
    margin-top: 20px;
}

.btn-secondary {
    padding: 12px 25px;
    background-color: #6c757d;
    color: white;
    border: none;
    border-radius: 5px;
    font-size: 16px;
    cursor: pointer;
    transition: background-color 0.3s;
}

.btn-secondary:hover {
    background-color: #5a6268;
}

.recent-donors-section h3 {
    color: var(--primary-color);
    margin-bottom: 20px;
}

.donors-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 20px;
}

.donor-card {
    background: white;
    border-radius: 8px;
    padding: 20px;
    box-shadow: 0 3px 10px rgba(0,0,0,0.08);
    border-left: 4px solid var(--accent-color);
}

.donor-card h4 {
    color: var(--primary-color);
    margin-bottom: 10px;
}

.donor-card p {
    margin-bottom: 5px;
    font-size: 14px;
}

/* Responsive Design */
@media (max-width: 768px) {
    .form-grid {
        grid-template-columns: 1fr;
    }
    
    .header-content {
        flex-direction: column;
        gap: 15px;
        text-align: center;
    }
    
    .form-actions {
        flex-direction: column;
    }
    
    .btn-primary, .btn-secondary {
        width: 100%;
    }
    
    .donors-list {
        grid-template-columns: 1fr;
    }
    
    .login-container {
        padding: 30px 20px;
    }
}