:root {
    --mh-bg: #f3f6fb;
    --mh-panel: #ffffff;
    --mh-panel-soft: #f8fafc;
    --mh-text: #1f2937;
    --mh-muted: #64748b;
    --mh-line: #dbe3ef;
    --mh-primary: #2563eb;
    --mh-primary-dark: #1d4ed8;
    --mh-primary-text: #ffffff;
    --mh-success: #0f766e;
    --mh-warning: #b45309;
    --mh-danger: #b91c1c;
    --mh-shadow: 0 8px 24px rgba(15, 23, 42, .08);
    --mh-radius: 12px;
}

*,
*::before,
*::after {
    box-sizing: border-box;
}

html {
    min-height: 100%;
    background: var(--mh-bg);
}

body {
    width: auto;
    max-width: 980px;
    min-height: 100vh;
    margin: 0 auto;
    padding: 18px max(14px, env(safe-area-inset-right)) 32px max(14px, env(safe-area-inset-left));
    color: var(--mh-text);
    background: var(--mh-bg);
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Microsoft YaHei", sans-serif;
    font-size: 15px;
    line-height: 1.7;
    overflow-wrap: anywhere;
}

body.mhzx-ready {
    -webkit-text-size-adjust: 100%;
}

a {
    display: inline-flex;
    align-items: center;
    min-height: 34px;
    margin: 3px 4px 3px 0;
    padding: 5px 10px;
    color: var(--mh-primary);
    background: var(--mh-panel);
    border: 1px solid var(--mh-line);
    border-radius: 8px;
    box-shadow: 0 1px 2px rgba(15, 23, 42, .04);
    text-decoration: none;
    font-size: inherit;
    font-weight: 600;
    vertical-align: middle;
    transition: background-color .16s ease, border-color .16s ease, color .16s ease, transform .16s ease;
}

a:link,
a:visited {
    color: var(--mh-primary);
}

a:hover,
a:focus-visible {
    color: #ffffff;
    background: var(--mh-primary);
    border-color: var(--mh-primary);
    outline: none;
    transform: translateY(-1px);
}

a:active {
    color: #ffffff;
    background: var(--mh-primary-dark);
    border-color: var(--mh-primary-dark);
    transform: translateY(0);
}

a[href=""],
a.mh-muted,
.mh-muted {
    color: var(--mh-muted);
    background: var(--mh-panel-soft);
}

form,
.mh-card,
.mh-panel {
    margin: 12px 0;
    padding: 14px;
    background: var(--mh-panel);
    border: 1px solid var(--mh-line);
    border-radius: var(--mh-radius);
    box-shadow: var(--mh-shadow);
}

.mh-title,
h1,
h2,
h3 {
    margin: 8px 0 12px;
    color: var(--mh-text);
    line-height: 1.35;
}

.mh-title {
    padding-bottom: 8px;
    border-bottom: 2px solid var(--mh-primary);
    font-size: 1.18rem;
}

hr {
    height: 1px;
    margin: 16px 0;
    border: 0;
    background: var(--mh-line);
}

input,
select,
textarea,
button {
    max-width: 100%;
    min-height: 36px;
    padding: 7px 10px;
    color: var(--mh-text);
    background: #ffffff;
    border: 1px solid #cbd5e1;
    border-radius: 8px;
    font: inherit;
}

textarea {
    width: 100%;
    min-height: 96px;
    resize: vertical;
}

input:focus,
select:focus,
textarea:focus,
button:focus-visible {
    border-color: var(--mh-primary);
    outline: 3px solid rgba(37, 99, 235, .16);
}

input[type="submit"],
input[type="button"],
button,
.mh-action,
a.mh-action,
a.mh-action:link,
a.mh-action:visited {
    color: var(--mh-primary);
    background: var(--mh-panel);
    border-color: var(--mh-line);
    cursor: pointer;
    font-weight: 700;
}

input[type="submit"]:hover,
input[type="button"]:hover,
button:hover,
.mh-action:hover,
a.mh-action:hover,
a.mh-action:focus-visible {
    color: var(--mh-primary-text);
    background: var(--mh-primary-dark);
    border-color: var(--mh-primary-dark);
}

input[type="submit"]:active,
input[type="button"]:active,
button:active,
.mh-action:active,
a.mh-action:active {
    color: var(--mh-primary-text);
    background: var(--mh-primary-dark);
    border-color: var(--mh-primary-dark);
}

input[type="submit"]:disabled,
input[type="button"]:disabled,
button:disabled {
    cursor: wait;
    opacity: .65;
}

input[type="checkbox"],
input[type="radio"] {
    min-height: auto;
    accent-color: var(--mh-primary);
}

table {
    width: 100%;
    max-width: 100%;
    margin: 12px 0;
    border-collapse: separate;
    border-spacing: 0;
    overflow: hidden;
    background: var(--mh-panel);
    border: 1px solid var(--mh-line);
    border-radius: var(--mh-radius);
    box-shadow: var(--mh-shadow);
}

th,
td {
    padding: 9px 10px;
    border-bottom: 1px solid var(--mh-line);
    text-align: left;
    vertical-align: middle;
}

th {
    color: #0f3d78;
    background: #edf4ff;
    font-weight: 700;
}

tr:last-child td {
    border-bottom: 0;
}

img {
    max-width: 100%;
    height: auto;
    border-radius: 8px;
}

pre,
code {
    max-width: 100%;
    overflow-x: auto;
    color: #0f172a;
    background: #eef2f7;
    border-radius: 6px;
}

pre {
    padding: 12px;
    white-space: pre-wrap;
}

.mh-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
    gap: 12px;
}

.mh-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    align-items: center;
}

.mh-badge {
    display: inline-block;
    padding: 2px 8px;
    color: #075985;
    background: #e0f2fe;
    border: 1px solid #bae6fd;
    border-radius: 999px;
    font-size: .86em;
    font-weight: 700;
}

.mh-success {
    color: var(--mh-success);
}

.mh-warning {
    color: var(--mh-warning);
}

.mh-danger {
    color: var(--mh-danger);
}

.mh-number {
    font-variant-numeric: tabular-nums;
    font-weight: 700;
}

#btn,
#login,
#register {
    width: auto;
    min-width: 86px;
    height: auto;
    min-height: 36px;
    padding: 6px 12px;
    color: var(--mh-primary);
    background: var(--mh-panel);
    border-color: var(--mh-line);
    border-radius: 8px;
}

#btn:hover,
#btn:focus-visible,
#btn:active,
#login:hover,
#login:focus-visible,
#login:active,
#register:hover,
#register:focus-visible,
#register:active {
    color: var(--mh-primary-text);
    background: var(--mh-primary-dark);
    border-color: var(--mh-primary-dark);
}

.hpys {
    color: #b91c1c;
    font-weight: 700;
}

@media (max-width: 640px) {
    body {
        padding: 10px 10px 24px;
        font-size: 15px;
    }

    a {
        min-height: 36px;
        padding: 6px 9px;
    }

    form,
    .mh-card,
    .mh-panel {
        padding: 11px;
        border-radius: 10px;
    }

    th,
    td {
        padding: 7px 6px;
        font-size: .94em;
    }

    input:not([type="checkbox"]):not([type="radio"]),
    select,
    textarea {
        width: 100%;
    }

    input[type="submit"],
    input[type="button"],
    button {
        width: auto;
    }

    .mh-actions a,
    .mh-actions button,
    .mh-actions input[type="submit"] {
        flex: 1 1 120px;
        justify-content: center;
    }
}

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        scroll-behavior: auto !important;
        transition: none !important;
    }
}