* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: Arial, Helvetica, sans-serif;
    background: #f4f6f9;
    color: #1f2937;
}

a {
    text-decoration: none;
    color: inherit;
}

.app-wrapper {
    display: flex;
    min-height: 100vh;
}

.sidebar {
    width: 240px;
    background: #111827;
    color: #fff;
    padding: 24px 16px;
}

.sidebar-brand {
    margin-bottom: 30px;
}

.sidebar-brand h2 {
    margin: 0;
    font-size: 20px;
}

.sidebar-menu {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.sidebar-menu a {
    display: block;
    padding: 12px 14px;
    border-radius: 8px;
    color: #d1d5db;
    transition: 0.2s;
}

.sidebar-menu a:hover,
.sidebar-menu a.active {
    background: #1f2937;
    color: #fff;
}

.main-content {
    flex: 1;
    padding: 24px;
}

.main-content-auth {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;
}

.topbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 24px;
    background: #fff;
    padding: 18px 22px;
    border-radius: 12px;
    box-shadow: 0 1px 5px rgba(0, 0, 0, 0.08);
}

.topbar h1 {
    margin: 0;
    font-size: 24px;
}

.topbar-user {
    text-align: right;
    font-size: 14px;
    color: #4b5563;
}

.alert {
    padding: 14px 16px;
    border-radius: 10px;
    margin-bottom: 20px;
    font-size: 14px;
}

.alert-success {
    background: #dcfce7;
    color: #166534;
    border: 1px solid #86efac;
}

.alert-error {
    background: #fee2e2;
    color: #991b1b;
    border: 1px solid #fca5a5;
}

.alert-warning {
    background: #fef3c7;
    color: #92400e;
    border: 1px solid #fcd34d;
}

.auth-container {
    width: 100%;
    max-width: 420px;
}

.auth-card,
.page-card {
    background: #fff;
    border-radius: 14px;
    padding: 28px;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
}

.auth-card h2,
.page-card h2 {
    margin-top: 0;
    margin-bottom: 10px;
}

.muted {
    color: #6b7280;
    font-size: 14px;
    margin-bottom: 20px;
}

.form-grid {
    display: grid;
    gap: 16px;
}

.form-group {
    display: grid;
    gap: 6px;
}

label {
    font-size: 14px;
    font-weight: bold;
    color: #374151;
}

input,
select,
textarea {
    width: 100%;
    padding: 11px 12px;
    border: 1px solid #d1d5db;
    border-radius: 8px;
    font-size: 14px;
    background: #fff;
}

input:focus,
select:focus,
textarea:focus {
    outline: none;
    border-color: #2563eb;
}

.btn {
    display: inline-block;
    padding: 11px 16px;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    font-size: 14px;
    font-weight: bold;
}

.btn-primary {
    background: #2563eb;
    color: #fff;
}

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

.btn-secondary {
    background: #e5e7eb;
    color: #111827;
}

.btn-danger {
    background: #dc2626;
    color: #fff;
}

.debug-box {
    background: #fef3c7;
    color: #92400e;
    border: 1px solid #fcd34d;
    padding: 12px;
    border-radius: 8px;
    margin-bottom: 18px;
    font-size: 14px;
}

.auth-links {
    margin-top: 16px;
    font-size: 14px;
}

.auth-links a {
    color: #2563eb;
}

.grid-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 16px;
    margin-bottom: 24px;
}

.card {
    background: #fff;
    border-radius: 12px;
    padding: 18px;
    box-shadow: 0 1px 5px rgba(0, 0, 0, 0.08);
}

.card h3 {
    margin: 0 0 8px 0;
    font-size: 15px;
    color: #4b5563;
}

.card .number {
    font-size: 28px;
    font-weight: bold;
}

.table-wrapper {
    overflow-x: auto;
    background: #fff;
    border-radius: 12px;
    padding: 16px;
    box-shadow: 0 1px 5px rgba(0, 0, 0, 0.08);
}

table {
    width: 100%;
    border-collapse: collapse;
}

th,
td {
    padding: 12px 10px;
    text-align: left;
    border-bottom: 1px solid #e5e7eb;
    font-size: 14px;
}

th {
    background: #f9fafb;
    color: #374151;
}

.status {
    display: inline-block;
    padding: 6px 10px;
    border-radius: 999px;
    font-size: 12px;
    font-weight: bold;
}

.status-ok {
    background: #dcfce7;
    color: #166534;
}

.status-expirada {
    background: #fee2e2;
    color: #991b1b;
}

.status-hoje {
    background: #fef3c7;
    color: #92400e;
}

.status-7dias {
    background: #dbeafe;
    color: #1d4ed8;
}

.status-outro {
    background: #e5e7eb;
    color: #374151;
}

.actions {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.chart-box {
    background: #fff;
    border-radius: 12px;
    padding: 20px;
    box-shadow: 0 1px 5px rgba(0, 0, 0, 0.08);
    margin-bottom: 24px;
}

@media (max-width: 900px) {
    .app-wrapper {
        flex-direction: column;
    }

    .sidebar {
        width: 100%;
    }

    .topbar {
        flex-direction: column;
        align-items: flex-start;
        gap: 10px;
    }
}