:root {
    --bg: #f4f1ea;
    --bg-strong: #fffdf8;
    --panel: #ffffff;
    --line: #ddd3c5;
    --text: #1f1a16;
    --muted: #6b6258;
    --primary: #184f3d;
    --primary-soft: #e4f0eb;
    --danger: #8f2d1f;
    --danger-soft: #f9e8e3;
    --shadow: 0 18px 42px rgba(31, 26, 22, 0.08);
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    color: var(--text);
    font-family: "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    background:
        radial-gradient(circle at top left, rgba(24, 79, 61, 0.1), transparent 30%),
        linear-gradient(180deg, #f7f4ee, #f0ece4);
}

a {
    color: var(--primary);
    text-decoration: none;
}

.container {
    width: min(1100px, calc(100% - 32px));
    margin: 0 auto;
}

.site-header {
    position: sticky;
    top: 0;
    z-index: 10;
    backdrop-filter: blur(12px);
    background: rgba(247, 244, 238, 0.9);
    border-bottom: 1px solid rgba(221, 211, 197, 0.9);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 18px 0;
    gap: 20px;
}

.brand {
    font-weight: 800;
    letter-spacing: 0.04em;
    font-size: 1.1rem;
}

.nav {
    display: flex;
    align-items: center;
    gap: 16px;
    flex-wrap: wrap;
}

.page-shell {
    padding: 32px 0 60px;
    flex: 1;
}

.hero,
.grid-two,
.page-head,
.stat-grid,
.detail-grid,
.form-grid {
    display: grid;
    gap: 20px;
}

.hero {
    grid-template-columns: 1.35fr 1fr;
    align-items: center;
    margin-bottom: 24px;
}

.grid-two {
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.page-head {
    grid-template-columns: 1fr auto;
    align-items: end;
    margin-bottom: 18px;
}

.card {
    background: var(--panel);
    border: 1px solid rgba(221, 211, 197, 0.9);
    border-radius: 24px;
    padding: 24px;
    box-shadow: var(--shadow);
}

.stack {
    display: grid;
    gap: 16px;
}

.auth-shell {
    display: grid;
    place-items: center;
    padding: 24px 0;
}

.auth-card {
    width: min(560px, 100%);
}

.auth-card.wide {
    width: min(760px, 100%);
}

.badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 0.78rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--primary);
    background: var(--primary-soft);
    padding: 6px 12px;
    border-radius: 999px;
}

.badge-warn {
    color: var(--danger);
    background: var(--danger-soft);
}

h1,
h2,
h3,
p {
    margin: 0;
}

h1 {
    font-size: clamp(2rem, 4vw, 3.2rem);
    line-height: 1.05;
    margin: 14px 0;
}

h2 {
    font-size: 1.2rem;
    margin-bottom: 12px;
}

.lead,
.muted,
dt {
    color: var(--muted);
}

.actions {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    margin-top: 20px;
}

.button,
.link-button {
    appearance: none;
    border: 0;
    border-radius: 14px;
    padding: 12px 18px;
    font-size: 0.95rem;
    font-weight: 700;
    cursor: pointer;
    transition: transform 0.18s ease, opacity 0.18s ease;
}

.button {
    background: var(--primary);
    color: white;
}

.button.button-muted,
.link-button {
    background: rgba(24, 79, 61, 0.08);
    color: var(--primary);
}

.button:hover,
.link-button:hover {
    transform: translateY(-1px);
    opacity: 0.94;
}

.inline-form {
    margin: 0;
}

.field {
    display: grid;
    gap: 8px;
}

.field-full {
    grid-column: 1 / -1;
}

.field input,
.field textarea,
.field select {
    width: 100%;
    border: 1px solid var(--line);
    border-radius: 14px;
    background: var(--bg-strong);
    padding: 12px 14px;
    font: inherit;
    color: inherit;
}

.field textarea {
    resize: vertical;
}

.form-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.check {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin-right: 18px;
}

.alert {
    border-radius: 18px;
    padding: 14px 18px;
    margin-bottom: 18px;
    border: 1px solid transparent;
}

.alert-success {
    background: var(--primary-soft);
    border-color: rgba(24, 79, 61, 0.18);
}

.alert-info {
    background: rgba(24, 79, 61, 0.08);
    border-color: rgba(24, 79, 61, 0.14);
}

.alert-warn {
    background: rgba(174, 116, 24, 0.12);
    border-color: rgba(174, 116, 24, 0.22);
}

.alert-error {
    background: var(--danger-soft);
    border-color: rgba(143, 45, 31, 0.18);
}

.stat-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.stat-grid strong {
    display: block;
    font-size: 2rem;
    margin-bottom: 4px;
}

.feature-list,
.ordered-list {
    margin: 0;
    padding-left: 20px;
    display: grid;
    gap: 10px;
}

.table-wrap {
    overflow-x: auto;
}

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

.table th,
.table td {
    text-align: left;
    padding: 14px 10px;
    border-bottom: 1px solid var(--line);
    vertical-align: top;
}

.detail-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.detail-grid.compact dt,
.detail-grid.compact dd {
    margin-bottom: 4px;
}

dt {
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

dd {
    margin: 6px 0 0;
}

.code-block {
    overflow-x: auto;
    padding: 14px;
    border-radius: 16px;
    background: #171b1a;
    color: #eff9f5;
}

.code-block pre {
    margin: 0;
    white-space: pre-wrap;
    word-break: break-word;
    font-family: Consolas, Monaco, monospace;
    line-height: 1.55;
}

code {
    font-family: Consolas, Monaco, monospace;
    font-size: 0.92em;
}

.site-footer {
    border-top: 1px solid rgba(221, 211, 197, 0.9);
    background: rgba(255, 253, 248, 0.85);
}

.site-footer .container {
    padding: 18px 0 28px;
}

.site-footer p {
    margin: 0;
    color: var(--muted);
    font-size: 0.92rem;
}

@media (max-width: 860px) {
    .hero,
    .grid-two,
    .form-grid,
    .detail-grid,
    .page-head {
        grid-template-columns: 1fr;
    }

    .header-inner {
        align-items: flex-start;
        flex-direction: column;
    }
}