* { box-sizing: border-box; }
body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Arial, sans-serif;
    margin: 0;
    background: #f4f5f7;
    color: #222;
}

/* Login page */
.login-page {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100vh;
}
.login-box {
    background: #fff;
    padding: 40px;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.08);
    width: 320px;
}
.login-box h1 {
    font-size: 20px;
    margin-bottom: 20px;
    text-align: center;
}
.login-box label {
    display: block;
    font-size: 13px;
    margin: 12px 0 4px;
    color: #555;
}
.login-box input {
    width: 100%;
    padding: 10px;
    border: 1px solid #ccc;
    border-radius: 5px;
    font-size: 14px;
}
.login-box button {
    width: 100%;
    margin-top: 20px;
    padding: 10px;
    background: #2271b1;
    color: #fff;
    border: none;
    border-radius: 5px;
    font-size: 14px;
    cursor: pointer;
}
.login-box button:hover { background: #135e96; }
.error { color: #b32d2e; font-size: 13px; }

/* Dashboard */
.topbar {
    background: #1d2327;
    color: #fff;
    padding: 16px 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.topbar h1 { font-size: 18px; margin: 0; }
.topbar a { color: #8ab4f8; text-decoration: none; }

.filters {
    padding: 16px 24px 0;
}
.filters a {
    display: inline-block;
    padding: 6px 12px;
    margin-right: 6px;
    background: #fff;
    border-radius: 4px;
    text-decoration: none;
    color: #333;
    font-size: 13px;
    border: 1px solid #ddd;
}
.filters a.active {
    background: #2271b1;
    color: #fff;
    border-color: #2271b1;
}

.orders-table {
    width: calc(100% - 48px);
    margin: 16px 24px;
    border-collapse: collapse;
    background: #fff;
    box-shadow: 0 1px 3px rgba(0,0,0,0.06);
}
.orders-table th, .orders-table td {
    padding: 10px 12px;
    text-align: left;
    border-bottom: 1px solid #eee;
    font-size: 13px;
}
.orders-table th {
    background: #fafafa;
    font-weight: 600;
}
.orders-table .empty {
    text-align: center;
    color: #888;
    padding: 30px;
}
.status-form select {
    padding: 5px 8px;
    border-radius: 4px;
    border: 1px solid #ccc;
    font-size: 13px;
}

/* Order detail page */
.detail-wrap {
    max-width: 900px;
    margin: 0 auto;
    padding: 20px 24px 60px;
}
.detail-wrap a {
    color: #2271b1;
    text-decoration: none;
    font-size: 13px;
}
.detail-wrap h2 {
    margin-top: 8px;
    margin-bottom: 4px;
}
.store-label {
    display: inline-block;
    background: #eef4fb;
    color: #2271b1;
    padding: 3px 10px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: 600;
    margin-bottom: 8px;
}
.detail-wrap h3 {
    margin: 24px 0 8px;
    font-size: 15px;
}
.detail-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin-top: 12px;
}
.detail-card {
    background: #fff;
    border: 1px solid #eee;
    border-radius: 6px;
    padding: 14px 16px;
    box-shadow: 0 1px 3px rgba(0,0,0,0.04);
}
.detail-card h3 {
    margin: 0 0 8px;
    font-size: 13px;
    text-transform: uppercase;
    letter-spacing: 0.03em;
    color: #666;
}
.detail-card p {
    margin: 4px 0;
    font-size: 14px;
}
.detail-wrap form button {
    padding: 8px 16px;
    background: #2271b1;
    color: #fff;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    margin-left: 8px;
}
.detail-wrap form button:hover { background: #135e96; }