* {
    box-sizing: border-box;
}

body {
    margin: 0;
    background: #f5f7fb;
    color: #1f2937;
    font-family: "Microsoft YaHei", Arial, sans-serif;
    line-height: 1.6;
}

a {
    color: #2563eb;
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

.page {
    max-width: 1100px;
    margin: 32px auto;
    padding: 0 16px;
}

.card {
    background: #fff;
    border: 1px solid #e5e7eb;
    border-radius: 12px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.04);
    padding: 18px 20px;
    margin-bottom: 16px;
}

.auth-page {
    max-width: 560px;
}

h2, h3 {
    margin: 0 0 14px;
}

.toolbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 10px;
    gap: 10px;
}

.nav {
    display: flex;
    gap: 14px;
    flex-wrap: wrap;
}

.msg {
    padding: 10px 12px;
    border-radius: 8px;
    margin-bottom: 12px;
}

.msg-error {
    background: #fef2f2;
    color: #b91c1c;
    border: 1px solid #fecaca;
}

.msg-success {
    background: #f0fdf4;
    color: #166534;
    border: 1px solid #bbf7d0;
}

.field {
    margin-bottom: 12px;
}

.field label {
    display: block;
    margin-bottom: 6px;
    color: #374151;
}

input[type="text"],
input[type="password"],
input[type="file"] {
    width: 100%;
    max-width: 460px;
    border: 1px solid #d1d5db;
    border-radius: 8px;
    padding: 8px 10px;
    background: #fff;
}

button {
    border: 0;
    border-radius: 8px;
    background: #2563eb;
    color: #fff;
    padding: 8px 14px;
    cursor: pointer;
}

button:hover {
    background: #1d4ed8;
}

table {
    width: 100%;
    border-collapse: collapse;
    background: #fff;
}

th, td {
    border: 1px solid #e5e7eb;
    padding: 8px 10px;
    text-align: left;
    vertical-align: top;
}

th {
    background: #f8fafc;
}

.pagination {
    margin-top: 12px;
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.pagination strong {
    background: #2563eb;
    color: #fff;
    border-radius: 6px;
    padding: 1px 8px;
}

body.admin-body {
    background: linear-gradient(135deg, #e8eef8 0%, #f0f4ff 45%, #eef6ff 100%);
}

.page-admin {
    max-width: 1200px;
}

.card-glass {
    background: rgba(255, 255, 255, 0.52);
    border: 1px solid rgba(255, 255, 255, 0.65);
    box-shadow: 0 10px 40px rgba(15, 23, 42, 0.08);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
}

.admin-api-shell {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    align-items: flex-start;
}

.admin-api-col {
    flex: 1 1 300px;
    min-width: 280px;
}

.hint-muted {
    color: #64748b;
    font-size: 13px;
    margin: 0 0 12px;
}

.mono {
    font-family: Consolas, Monaco, "Courier New", monospace;
    font-size: 13px;
}

.api-doc-list {
    margin: 0;
    padding-left: 18px;
    color: #334155;
}

.api-doc-list li {
    margin-bottom: 14px;
}

.stack-form button {
    margin-top: 4px;
}

.btn-secondary {
    background: #64748b;
}

.btn-secondary:hover {
    background: #475569;
}

input[readonly] {
    background: #f8fafc;
    color: #0f172a;
}

input[type="email"],
select {
    width: 100%;
    max-width: 460px;
    border: 1px solid #d1d5db;
    border-radius: 8px;
    padding: 8px 10px;
    background: #fff;
}