/* ============================================================
   AI 中转站 · MINT 主题（绿色清新 · 流畅跟手）
   仅覆盖 static/css/style.css：同名覆盖内置，全站统一生效。
   ============================================================ */
:root {
  --primary: #10b981;          /* 主色·薄荷绿 */
  --primary-dark: #059669;     /* 主色·深 */
  --primary-soft: #e6f8f1;     /* 主色·浅底 */
  --teal: #14b8a6;             /* 辅助·青 */
  --bg: #f4faf7;               /* 页面底·微绿 */
  --card: #ffffff;
  --text: #16352a;             /* 主文字·墨绿黑 */
  --muted: #6b8a7c;
  --border: #e0f1e9;
  --danger: #e0523f;
  --danger-soft: #fdf0ec;
  --warn: #d9920f;
  --warn-soft: #fdf7e6;
  --ok: #16a34a;
  --ok-soft: #e7f7ed;

  --radius: 14px;
  --radius-sm: 10px;
  --grad: linear-gradient(120deg, #34d399, #14b8a6);
  --shadow: 0 2px 6px rgba(16, 185, 129, .06), 0 10px 26px rgba(16, 185, 129, .07);
  --shadow-hover: 0 6px 16px rgba(16, 185, 129, .10), 0 16px 36px rgba(16, 185, 129, .12);
  --ring: rgba(16, 185, 129, .16);
  --t: .18s cubic-bezier(.25, .8, .35, 1);
  --font: system-ui, -apple-system, "PingFang SC", "Microsoft YaHei", "Segoe UI", Roboto, sans-serif;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0; font-family: var(--font); background: var(--bg); color: var(--text);
  font-size: 14px; line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--primary); text-decoration: none; transition: color var(--t); }
a:hover { color: var(--primary-dark); }
code { font-family: ui-monospace, "SF Mono", Consolas, Menlo, monospace; background: var(--primary-soft); color: var(--primary-dark); padding: 1px 6px; border-radius: 6px; font-size: 12.5px; }
.mono { font-family: ui-monospace, "SF Mono", Consolas, Menlo, monospace; font-size: 12.5px; }
.small { font-size: 12.5px; }
.muted { color: var(--muted); }
.container { max-width: 1080px; margin: 0 auto; padding: 24px 20px 60px; }

/* ---- 顶部导航 ---- */
.topbar { background: rgba(255, 255, 255, .86); backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px); border-bottom: 1px solid var(--border); position: sticky; top: 0; z-index: 50; }
.topbar-inner { max-width: 1080px; margin: 0 auto; padding: 0 20px; height: 58px; display: flex; align-items: center; justify-content: space-between; }
.brand { font-weight: 700; font-size: 17px; color: var(--text); display: flex; align-items: center; gap: 8px; }
.brand-dot { width: 10px; height: 10px; border-radius: 50%; background: var(--grad); box-shadow: 0 0 0 4px var(--primary-soft); display: inline-block; }
.topnav { display: flex; align-items: center; gap: 18px; }
.topnav > a { color: var(--muted); font-weight: 500; position: relative; padding: 4px 2px; }
.topnav > a::after { content: ""; position: absolute; left: 50%; bottom: 0; width: 0; height: 2px; background: var(--grad); border-radius: 2px; transform: translateX(-50%); transition: width var(--t); }
.topnav > a:hover, .topnav > a.active { color: var(--primary); }
.topnav > a:hover::after, .topnav > a.active::after { width: 100%; }
.nav-user { color: var(--muted); font-size: 12.5px; max-width: 180px; overflow: hidden; text-overflow: ellipsis; }

/* 移动端汉堡按钮 */
.hamburger { display: none; background: none; border: 1px solid var(--border); border-radius: var(--radius-sm); font-size: 20px; line-height: 1; color: var(--text); width: 40px; height: 34px; cursor: pointer; align-items: center; justify-content: center; transition: background var(--t), border var(--t); }
.hamburger:active { transform: scale(.94); }

/* 移动端抽屉 */
.drawer-mask { display: none; position: fixed; inset: 0; background: rgba(10, 40, 30, .42); z-index: 90; opacity: 0; transition: opacity .2s; }
.drawer-mask.open { opacity: 1; }
.drawer { position: fixed; top: 0; right: 0; width: min(300px, 82vw); height: 100%; background: var(--card); z-index: 100; transform: translateX(100%); transition: transform .28s cubic-bezier(.32,.72,.24,1); box-shadow: -8px 0 34px rgba(16, 185, 129, .16); display: flex; flex-direction: column; }
.drawer.open { transform: translateX(0); }
.drawer-close { align-self: flex-end; background: none; border: none; font-size: 28px; line-height: 1; color: var(--muted); cursor: pointer; padding: 16px 18px 0; transition: color var(--t), transform var(--t); }
.drawer-close:hover { color: var(--text); transform: rotate(90deg); }
.drawer-nav { display: flex; flex-direction: column; padding: 8px 10px 18px; }
.drawer-nav a { padding: 13px 16px; border-radius: var(--radius); color: var(--text); font-weight: 500; font-size: 15px; transition: background var(--t), transform var(--t); }
.drawer-nav a:active { transform: scale(.98); }
.drawer-nav a:hover { background: var(--bg); }
.drawer-nav a.active { background: var(--primary-soft); color: var(--primary); }
.drawer-foot { margin-top: auto; padding: 16px 16px 20px; border-top: 1px solid var(--border); display: flex; flex-direction: column; gap: 12px; }
.drawer-user { color: var(--muted); font-size: 13px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

/* ---- 按钮（跟手：上浮 + 按压缩放） ---- */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 6px; border: 1px solid transparent; border-radius: var(--radius-sm); padding: 8px 16px; font-size: 13.5px; font-weight: 500; cursor: pointer; font-family: inherit; transition: background var(--t), color var(--t), border-color var(--t), transform .12s ease, box-shadow var(--t); white-space: nowrap; user-select: none; position: relative; overflow: hidden; }
.btn:active:not(:disabled) { transform: scale(.955); }
.btn:disabled { opacity: .5; cursor: not-allowed; }
.btn-primary { background: var(--grad); color: #fff; box-shadow: 0 6px 16px rgba(16, 185, 129, .3); }
.btn-primary:hover:not(:disabled) { box-shadow: 0 8px 22px rgba(16, 185, 129, .4); transform: translateY(-1px); }
.btn-ghost { background: var(--card); border-color: var(--border); color: var(--text); }
.btn-ghost:hover:not(:disabled) { border-color: var(--primary); color: var(--primary); transform: translateY(-1px); box-shadow: var(--shadow); }
.btn-danger { background: var(--danger-soft); color: var(--danger); }
.btn-danger:hover:not(:disabled) { background: var(--danger); color: #fff; transform: translateY(-1px); }
.btn-sm { padding: 4px 10px; font-size: 12.5px; border-radius: 8px; }
.btn-lg { padding: 11px 26px; font-size: 15px; border-radius: 12px; }
.btn-block { width: 100%; }

/* ---- 卡片 ---- */
.card { background: var(--card); border: 1px solid var(--border); border-radius: 16px; box-shadow: var(--shadow); padding: 20px; transition: transform .2s ease, box-shadow .2s ease, border-color var(--t); }
.card:hover { box-shadow: var(--shadow-hover); border-color: #cfece0; }
.card-title { margin: 0 0 14px; font-size: 15px; font-weight: 600; }

/* ---- Hero（绿色渐变 + 入场动画） ---- */
@keyframes riseIn { from { opacity: 0; transform: translateY(16px); } to { opacity: 1; transform: translateY(0); } }
.hero { background: radial-gradient(circle at 20% 10%, #e8faf1 0%, transparent 55%), radial-gradient(circle at 80% 90%, #e0f7ef 0%, transparent 50%), linear-gradient(180deg, #ecfaf3 0%, var(--bg) 100%); padding: 76px 20px 54px; text-align: center; animation: riseIn .5s ease both; position: relative; overflow: hidden; }
.hero::before, .hero::after { content: ""; position: absolute; border-radius: 50%; background: radial-gradient(circle, rgba(52, 211, 153, .14), transparent 70%); filter: blur(2px); pointer-events: none; }
.hero::before { width: 280px; height: 280px; left: -70px; top: -70px; }
.hero::after { width: 340px; height: 340px; right: -100px; bottom: -120px; }
.hero-inner { max-width: 720px; margin: 0 auto; position: relative; z-index: 1; }
.hero h1 { font-size: 34px; margin: 0 0 14px; letter-spacing: -.5px; }
.grad { background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero-sub { color: var(--muted); font-size: 15.5px; margin: 0 0 28px; }
.hero-actions { display: flex; gap: 12px; justify-content: center; margin-bottom: 40px; }
.hero-stats { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }
.stat { background: var(--card); border: 1px solid var(--border); border-radius: 16px; padding: 14px 26px; min-width: 130px; transition: transform .2s ease, box-shadow .2s ease; }
.stat:hover { transform: translateY(-3px); box-shadow: var(--shadow-hover); }
.stat b { display: block; font-size: 22px; color: var(--primary); transition: color var(--t); }
.stat span { color: var(--muted); font-size: 12.5px; }

/* ---- 特性 ---- */
.features { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 16px; }
.feature { text-align: center; padding: 28px 20px; }
.feature:hover { transform: translateY(-4px); }
.feature-icon { font-size: 32px; margin-bottom: 8px; display: inline-block; transition: transform .25s ease; }
.feature:hover .feature-icon { transform: translateY(-3px) scale(1.08); }
.feature h3 { margin: 0 0 8px; font-size: 15px; }
.feature p { color: var(--muted); margin: 0; font-size: 13px; }

/* ---- 页头 ---- */
.page-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 18px; flex-wrap: wrap; gap: 10px; }
.page-head h2 { margin: 0; font-size: 19px; }
.page-head-actions { display: flex; gap: 10px; }
.total-tag { font-size: 13px; font-weight: 400; }

/* ---- 指标 ---- */
.metric-row { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 14px; margin-bottom: 18px; }
.metrics-4 { grid-template-columns: repeat(4, 1fr); }
.metric { padding: 16px 18px; }
.metric:hover { transform: translateY(-2px); }
.metric span { color: var(--muted); font-size: 12.5px; display: block; }
.metric b { font-size: 21px; font-weight: 700; }
.metric small { font-size: 12px; font-weight: 400; }

/* ---- 表格 ---- */
.table-card { padding: 6px 0 0; overflow-x: auto; }
.table { width: 100%; border-collapse: collapse; font-size: 13.5px; }
.table th { text-align: left; color: var(--muted); font-weight: 500; font-size: 12.5px; padding: 10px 16px; border-bottom: 1px solid var(--border); }
.table td { padding: 11px 16px; border-bottom: 1px solid var(--border); transition: background var(--t); }
.table tr:last-child td { border-bottom: none; }
.table tr:hover td { background: #f1faf6; }
.table tr { transition: background var(--t); }
.empty-cell { text-align: center; color: var(--muted); padding: 34px 0 !important; }
.row-actions { display: flex; gap: 6px; align-items: center; flex-wrap: wrap; }
.row-actions form { display: inline; }

/* ---- 徽章 / 进度 ---- */
.badge { display: inline-block; padding: 2px 11px; border-radius: 999px; font-size: 12px; background: #eef6f1; color: var(--muted); font-weight: 500; }
.badge-ok { background: var(--ok-soft); color: var(--ok); }
.badge-warn { background: var(--warn-soft); color: var(--warn); }
.badge-info { background: var(--primary-soft); color: var(--primary-dark); }
.badge-lite { background: var(--primary-soft); color: var(--primary-dark); font-family: ui-monospace, Consolas, monospace; font-size: 11.5px; }
.progress { height: 10px; background: #e8f5ef; border-radius: 999px; overflow: hidden; flex: 1; }
.progress-bar { height: 100%; background: var(--grad); border-radius: 999px; transition: width .5s cubic-bezier(.25,.9,.35,1); position: relative; }
.progress-bar::after { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, transparent, rgba(255,255,255,.35), transparent); background-size: 200% 100%; animation: shimmer 1.8s linear infinite; }
@keyframes shimmer { from { background-position: 200% 0; } to { background-position: -200% 0; } }
.progress-bar.warn { background: linear-gradient(90deg, #f0b640, #d9920f); }
.progress-bar.danger { background: linear-gradient(90deg, #e0523f, #ed7c5a); }
.progress.mini { height: 6px; min-width: 80px; display: inline-block; vertical-align: middle; margin-right: 6px; }
.progress-wrap { margin: 14px 0; }
.progress-legend { display: flex; justify-content: space-between; margin-top: 6px; font-size: 12.5px; color: var(--muted); }
.progress-legend b { color: var(--text); }

/* ---- 表单（focus 绿色光环） ---- */
.field { margin-bottom: 14px; display: flex; flex-direction: column; gap: 5px; }
.field label { font-weight: 500; font-size: 13px; color: var(--text); }
.field input, .field select, .field textarea, .search-bar input {
  border: 1px solid var(--border); border-radius: var(--radius-sm); padding: 9px 12px; font-size: 13.5px; font-family: inherit; background: #fff; color: var(--text); outline: none; transition: border-color var(--t), box-shadow var(--t);
}
.field input:focus, .field select:focus, .field textarea:focus, .search-bar input:focus { border-color: var(--primary); box-shadow: 0 0 0 4px var(--ring); }
.field-row { display: flex; gap: 10px; align-items: flex-end; }
.field-row .field { flex: 1; margin-bottom: 14px; }
.field-row .grow { flex: 2; }
.field-help { color: var(--muted); font-size: 12.5px; margin: 4px 0 0; }
.field .check { flex-direction: row; align-items: center; gap: 8px; font-weight: 500; }
.field .check input { width: auto; accent-color: var(--primary); }
.form-sec { font-size: 14.5px; font-weight: 600; margin: 22px 0 12px; padding-bottom: 8px; border-bottom: 1px solid var(--border); }
.form-sec:first-of-type { margin-top: 4px; }
.form-actions { margin-top: 20px; }
.form-error { background: var(--danger-soft); color: var(--danger); padding: 10px 14px; border-radius: var(--radius-sm); margin-bottom: 14px; font-size: 13px; }
.search-bar { display: flex; gap: 10px; margin-bottom: 14px; }
.search-bar input { flex: 1; max-width: 340px; }

/* ---- 认证页 ---- */
.auth-wrap { min-height: calc(100vh - 60px); display: flex; align-items: center; justify-content: center; padding: 40px 16px; background: radial-gradient(circle at 20% 10%, #e8faf1 0%, transparent 55%), radial-gradient(circle at 80% 90%, #e0f7ef 0%, transparent 50%), linear-gradient(180deg, #ecfaf3 0%, var(--bg) 100%); }
.auth-card { width: 100%; max-width: 400px; padding: 34px 32px; text-align: center; animation: riseIn .45s ease both; }
.auth-card h2 { margin: 0 0 18px; font-size: 20px; text-align: center; }
.auth-alt { text-align: center; color: var(--muted); margin: 16px 0 0; font-size: 13px; }
.install-card { max-width: 560px; }
.captcha-img { height: 40px; border-radius: var(--radius-sm); border: 1px solid var(--border); cursor: pointer; background: #eefaf4; transition: box-shadow var(--t); }
.captcha-img:hover { box-shadow: 0 0 0 3px var(--ring); }
.done-card { text-align: center; max-width: 460px; }
.done-icon { width: 56px; height: 56px; border-radius: 50%; background: var(--ok-soft); color: var(--ok); font-size: 28px; display: flex; align-items: center; justify-content: center; margin: 0 auto 12px; box-shadow: 0 0 0 8px var(--ok-soft); }
.done-list { text-align: left; color: var(--muted); font-size: 13.5px; }

/* ---- 订阅卡片 ---- */
.sub-card { margin-bottom: 16px; }
.sub-head { display: flex; justify-content: space-between; align-items: flex-start; gap: 12px; flex-wrap: wrap; }
.sub-head h3 { margin: 0 0 4px; font-size: 16px; display: flex; align-items: center; gap: 8px; }
.sub-expire { text-align: right; font-size: 13px; display: flex; align-items: center; gap: 8px; }
.quota-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 10px; margin-top: 12px; }
.quota-item { background: var(--bg); border: 1px solid var(--border); border-radius: var(--radius-sm); padding: 10px 14px; transition: border-color var(--t), transform var(--t); }
.quota-item:hover { border-color: #cfece0; transform: translateY(-2px); }
.quota-name { font-weight: 600; font-family: ui-monospace, Consolas, monospace; font-size: 13px; margin-bottom: 2px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.quota-cap { font-size: 12px; color: var(--primary); }
.quota-used { font-size: 12px; color: var(--muted); }
.empty-card { text-align: center; padding: 50px 20px; }
.empty-icon { font-size: 40px; margin-bottom: 8px; }
.empty-card h3 { margin: 0 0 6px; }
.empty-card .btn { margin-top: 12px; }
.notice-card { margin-bottom: 16px; background: var(--warn-soft); border-color: #f2e3bd; }

.redeem-card { margin-bottom: 16px; background: linear-gradient(180deg, var(--primary-soft), #fff); border-color: #cfece0; }
.redeem-cell { display: flex; align-items: center; justify-content: space-between; gap: 16px; flex-wrap: wrap; }
.redeem-form { display: flex; gap: 8px; }
.redeem-form input[type="text"] { text-transform: uppercase; letter-spacing: 2px; min-width: 180px; }

/* ---- 套餐 ---- */
.plans-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(270px, 1fr)); gap: 16px; }
.plan-card { display: flex; flex-direction: column; position: relative; }
.plan-card:hover { transform: translateY(-4px); }
.plan-name { font-size: 16px; font-weight: 600; }
.plan-price { margin: 8px 0 4px; }
.plan-price b { font-size: 32px; color: var(--primary); font-weight: 700; }
.plan-price span { color: var(--muted); font-size: 13px; margin-left: 4px; }
.plan-desc { color: var(--muted); font-size: 13px; margin: 0 0 12px; white-space: pre-wrap; }
.plan-quota-list { background: var(--bg); border-radius: var(--radius-sm); padding: 10px 14px; margin-bottom: 14px; flex: 1; border: 1px solid var(--border); }
.plan-quota { display: flex; justify-content: space-between; padding: 5px 0; font-size: 13px; border-bottom: 1px dashed var(--border); }
.plan-quota:last-child { border-bottom: none; }
.pq-name { font-family: ui-monospace, Consolas, monospace; font-size: 12.5px; }
.pq-cap { color: var(--muted); }

/* ---- 密钥 ---- */
.kv-banner { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; padding: 14px 16px; background: var(--primary-soft); border-radius: var(--radius-sm); margin-bottom: 16px; border: 1px dashed #bcecda; }
.kv-banner b { display: block; font-size: 12.5px; color: var(--muted); margin-bottom: 4px; }
.newkey-card { border-color: #bcecda; background: linear-gradient(180deg, #f0fbf6, #fff); margin-bottom: 16px; }
.key-reveal { display: flex; gap: 10px; align-items: center; margin: 10px 0 4px; }
.key-reveal code { flex: 1; font-size: 13px; padding: 10px 12px; word-break: break-all; user-select: all; }
.key-create { margin-top: 16px; }
.key-create .field-row { align-items: center; }

/* ---- 用量 / 分页 ---- */
.pager { display: flex; align-items: center; justify-content: center; gap: 14px; margin-top: 16px; }
.pager-info { color: var(--muted); font-size: 13px; }

/* ---- 支付 ---- */
.pay-jump { text-align: center; max-width: 460px; margin: 60px auto; padding: 40px 30px; animation: riseIn .4s ease both; }
.spinner { width: 36px; height: 36px; border: 3px solid var(--primary-soft); border-top-color: var(--primary); border-radius: 50%; margin: 0 auto 16px; animation: spin 1s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }
.order-pay-tip { margin-top: 16px; text-align: center; }
.ok-text { color: var(--ok); font-weight: 600; }

/* ---- 后台布局 ---- */
.admin-layout { display: flex; min-height: 100vh; }
.admin-side { width: 212px; background: rgba(255, 255, 255, .86); backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px); border-right: 1px solid var(--border); padding: 18px 14px; display: flex; flex-direction: column; gap: 18px; position: sticky; top: 0; height: 100vh; }
.admin-nav { display: flex; flex-direction: column; gap: 4px; }
.admin-nav a { padding: 9px 14px; border-radius: var(--radius-sm); color: var(--muted); font-weight: 500; font-size: 13.5px; transition: background var(--t), color var(--t), transform var(--t); }
.admin-nav a:hover { background: var(--bg); color: var(--text); }
.admin-nav a:active { transform: scale(.97); }
.admin-nav a.active { background: var(--primary-soft); color: var(--primary-dark); font-weight: 600; }
.admin-side-footer { margin-top: auto; display: flex; flex-direction: column; gap: 8px; }
.admin-side-footer a { color: var(--muted); font-size: 12.5px; padding: 0 14px; }
.admin-main { flex: 1; padding: 24px 26px 60px; min-width: 0; }

/* ---- 图表（绿色柱状 + 生长动画） ---- */
.chart-bars { display: flex; align-items: flex-end; gap: 14px; height: 170px; padding: 10px 6px 0; }
.chart-col { flex: 1; display: flex; flex-direction: column; align-items: center; justify-content: flex-end; height: 100%; gap: 4px; }
.chart-val { font-size: 11.5px; color: var(--muted); font-family: ui-monospace, Consolas, monospace; }
.chart-bar { width: 100%; max-width: 42px; background: var(--grad); border-radius: 7px 7px 0 0; transition: height .6s cubic-bezier(.22,.9,.35,1), filter var(--t); }
.chart-col:hover .chart-bar { filter: brightness(1.06); }
.chart-label { font-size: 11.5px; color: var(--muted); }

/* ---- 动态行 ---- */
.mapping-row { display: flex; gap: 8px; align-items: center; margin-bottom: 8px; flex-wrap: wrap; }
.mapping-row select { border: 1px solid var(--border); border-radius: var(--radius-sm); padding: 8px 10px; font-size: 13px; background: #fff; }
.mapping-row input { border: 1px solid var(--border); border-radius: var(--radius-sm); padding: 8px 10px; font-size: 13px; width: 120px; }
.mapping-row .m-model { width: 180px; }
.model-hint { min-width: 60px; }

/* ---- 详情 ---- */
.detail-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 12px; margin-bottom: 14px; }
.detail-grid > div { background: var(--bg); border-radius: var(--radius-sm); padding: 10px 14px; border: 1px solid var(--border); }
.detail-grid span { display: block; color: var(--muted); font-size: 12px; margin-bottom: 2px; }

/* ---- Flash 提示（滑入） ---- */
.flash-bar { position: fixed; top: 14px; left: 50%; transform: translateX(-50%); z-index: 100; padding: 10px 42px 10px 18px; border-radius: 999px; font-size: 13.5px; font-weight: 500; box-shadow: var(--shadow-hover); max-width: 90vw; animation: flashIn .3s cubic-bezier(.25,.8,.35,1) both; }
@keyframes flashIn { from { opacity: 0; transform: translate(-50%, -12px); } to { opacity: 1; transform: translate(-50%, 0); } }
.flash-success { background: var(--ok-soft); color: var(--ok); border: 1px solid #bcecd3; }
.flash-error { background: var(--danger-soft); color: var(--danger); border: 1px solid #f2c6bd; }
.flash-close { position: absolute; right: 12px; top: 50%; transform: translateY(-50%); background: none; border: none; font-size: 18px; cursor: pointer; color: inherit; opacity: .6; padding: 0; transition: opacity var(--t), transform var(--t); }
.flash-close:hover { opacity: 1; transform: translateY(-50%) scale(1.2); }

/* ---- 页脚 ---- */
.site-foot { text-align: center; color: var(--muted); font-size: 12.5px; padding: 26px 16px; }

/* ---- 响应式 ---- */
@media (max-width: 900px) {
  .metrics-4 { grid-template-columns: repeat(2, 1fr); }
  .kv-banner { grid-template-columns: 1fr; }
}
@media (max-width: 768px) {
  .topnav { gap: 12px; }
  .topnav > a:not(.hamburger) { display: none; }
  .hamburger { display: inline-flex; }
  .nav-user { display: none; }
  .hero h1 { font-size: 26px; }
  .admin-layout { flex-direction: column; }
  .admin-side { width: 100%; height: auto; position: static; flex-direction: row; align-items: center; overflow-x: auto; }
  .admin-nav { flex-direction: row; flex-wrap: nowrap; }
  .admin-side-footer { margin: 0 0 0 auto; flex-direction: row; }
  .field-row { flex-direction: column; align-items: stretch; }
  .mapping-row input { width: 100px; }
  .mapping-row .m-model { width: 130px; }
}