/* RESET */
* {
    box-sizing: border-box;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

body {
    margin: 0;
    background: #f4f6f9;
    color: #333;
}

/* LAYOUT */
.app {
    display: flex;
    min-height: 100vh;
}

/* SIDEBAR */
.sidebar {
    width: 240px;
    background: #1f2937;
    color: #fff;
    display: flex;
    flex-direction: column;
}

.logo {
    padding: 20px;
    font-size: 18px;
    font-weight: 600;
    border-bottom: 1px solid #374151;
}

.sidebar nav {
    padding: 10px;
}

.sidebar nav a {
    display: block;
    padding: 12px 15px;
    color: #cbd5e1;
    text-decoration: none;
    border-radius: 6px;
    margin-bottom: 6px;
}

.sidebar nav a:hover,
.sidebar nav a.active {
    background: #374151;
    color: #fff;
}

.sidebar-footer {
    margin-top: auto;
    padding: 15px;
    border-top: 1px solid #374151;
}

/* MAIN */
.main {
    flex: 1;
    display: flex;
    flex-direction: column;
}

/* TOP BAR */
.topbar {
    background: #fff;
    padding: 15px 20px;
    border-bottom: 1px solid #e5e7eb;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.page-title {
    font-size: 18px;
    font-weight: 600;
}

.user {
    font-size: 14px;
    color: #555;
}

/* CONTENT */
.content {
    padding: 20px;
}

/* CARD */
.card {
    background: #fff;
    border-radius: 10px;
    padding: 20px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.05);
}

/* BUTTON */
.btn {
    display: inline-block;
    background: #2563eb;
    color: #fff;
    padding: 10px 14px;
    border-radius: 6px;
    text-decoration: none;
    font-size: 14px;
}

.btn:hover {
    background: #1d4ed8;
}

/* TABLE */
table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 15px;
}

th, td {
    padding: 12px;
    border-bottom: 1px solid #e5e7eb;
    text-align: left;
}

th {
    background: #f9fafb;
    font-weight: 600;
}

/* FORM */
form input,
form textarea {
    width: 100%;
    padding: 10px;
    margin-top: 6px;
    margin-bottom: 14px;
    border-radius: 6px;
    border: 1px solid #d1d5db;
}

form button {
    background: #2563eb;
    color: #fff;
    border: none;
    padding: 10px 16px;
    border-radius: 6px;
    cursor: pointer;
}

form button:hover {
    background: #1d4ed8;
}
/* ===== FORM GRID ===== */
.form-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}

.form-group {
    display: flex;
    flex-direction: column;
}

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

.form-group label {
    font-weight: 600;
    margin-bottom: 6px;
    font-size: 14px;
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: 10px;
    border-radius: 6px;
    border: 1px solid #d1d5db;
    font-size: 14px;
}

.form-actions {
    display: flex;
    gap: 10px;
    margin-top: 20px;
}

/* Mobile */
@media (max-width: 768px) {
    .form-grid {
        grid-template-columns: 1fr;
    }
}