:root {
    --primary-color: #0056b3;
    --secondary-color: #f0f2f5;
    --text-color: #333;
    --sidebar-width: 250px;
    --white: #ffffff;
    --border-color: #ddd;
    --success-color: #28a745;
    --warning-color: #ffc107;
    --danger-color: #dc3545;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    margin: 0;
    padding: 0;
    background-color: var(--secondary-color);
    color: var(--text-color);
    display: flex;
    min-height: 100vh;
}

/* Sidebar */
.sidebar {
    width: var(--sidebar-width);
    background-color: var(--primary-color);
    color: var(--white);
    padding: 20px;
    position: fixed;
    height: 100%;
    overflow-y: auto;
}

.logo {
    font-size: 1.5rem;
    font-weight: bold;
    margin-bottom: 30px;
    border-bottom: 1px solid rgba(255,255,255,0.2);
    padding-bottom: 10px;
}

.user-info {
    margin-bottom: 30px;
    background: rgba(255,255,255,0.1);
    padding: 10px;
    border-radius: 5px;
}

.user-info p {
    margin: 5px 0;
}

nav ul {
    list-style: none;
    padding: 0;
}

nav ul li {
    margin-bottom: 10px;
}

nav ul li a {
    color: var(--white);
    text-decoration: none;
    display: block;
    padding: 10px;
    border-radius: 5px;
    transition: background 0.3s;
}

nav ul li a:hover {
    background-color: rgba(255,255,255,0.2);
}

.logout {
    margin-top: 20px;
    border-top: 1px solid rgba(255,255,255,0.2);
    padding-top: 20px;
}

/* Content */
.content {
    margin-left: var(--sidebar-width);
    padding: 40px;
    flex: 1;
}

.content.full-width {
    margin-left: 0;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    padding: 0;
}

/* Login */
.login-container {
    background: var(--white);
    padding: 40px;
    border-radius: 8px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
    width: 100%;
    max-width: 400px;
}

.login-box h2 {
    text-align: center;
    color: var(--primary-color);
}

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

.form-group label {
    display: block;
    margin-bottom: 5px;
}

.form-group input {
    width: 100%;
    padding: 10px;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    box-sizing: border-box;
}

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

button:hover {
    background-color: #004494;
}

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

.card {
    background: var(--white);
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
    text-align: center;
}

.card h3 {
    margin-top: 0;
    font-size: 1rem;
    color: #666;
}

.card .stat {
    font-size: 2.5rem;
    font-weight: bold;
    color: var(--primary-color);
    margin: 10px 0;
}

/* Tables */
table {
    width: 100%;
    border-collapse: collapse;
    background: var(--white);
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
    margin-top: 20px;
}

th, td {
    padding: 15px;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

th {
    background-color: #f8f9fa;
    font-weight: 600;
}

/* Schedule Grid */
.schedule-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 15px;
    margin-top: 20px;
}

.day-column {
    background: var(--white);
    padding: 15px;
    border-radius: 8px;
    min-height: 300px;
}

.day-column h3 {
    text-align: center;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 10px;
    margin-top: 0;
}

.slot-card {
    background: #e3f2fd;
    padding: 10px;
    margin-bottom: 10px;
    border-radius: 4px;
    font-size: 0.9rem;
    border-left: 3px solid var(--primary-color);
}

.slot-card p {
    margin: 3px 0;
}

.slot-card .time {
    font-weight: bold;
}

/* Forms */
.inline-form {
    display: flex;
    gap: 10px;
    background: var(--white);
    padding: 20px;
    border-radius: 8px;
    margin-bottom: 20px;
}

.inline-form input, .inline-form select {
    flex: 1;
    padding: 10px;
    border: 1px solid var(--border-color);
    border-radius: 4px;
}

.inline-form button {
    width: auto;
}

/* Badges */
.badge {
    padding: 4px 8px;
    border-radius: 12px;
    font-size: 0.8rem;
    background: #eee;
}

.badge.department { background: #e3f2fd; color: #0d47a1; }
.badge.cme { background: #e8f5e9; color: #1b5e20; }
.badge.hospital-wide { background: #fff3e0; color: #e65100; }

.status.submitted { color: #e65100; font-weight: bold; }
.status.approved { color: var(--success-color); font-weight: bold; }
.status.published { color: var(--primary-color); font-weight: bold; }
.status.attended { color: var(--success-color); }
.status.missed { color: var(--danger-color); }

.error {
    color: var(--danger-color);
    background: #f8d7da;
    padding: 10px;
    border-radius: 4px;
    margin-bottom: 15px;
}