/* ============================================================
   智简魔方多厂商集中管理平台 — UI v5
   设计:现代精致后台 / Mint 主题 / 层次化阴影 / 零外部依赖
   ============================================================ */

/* ---------- 设计令牌 ---------- */
:root {
  --mint-50:  #f0fdfa;
  --mint-100: #ccfbf1;
  --mint-200: #99f6e4;
  --mint-300: #5eead4;
  --mint-400: #2dd4bf;
  --mint-500: #14b8a6;
  --mint-600: #0d9488;
  --mint-700: #0f766e;
  --mint-800: #115e59;
  --mint-900: #134e4a;

  --primary: var(--mint-500);
  --primary-hover: var(--mint-600);
  --primary-soft: var(--mint-50);
  --gradient: linear-gradient(135deg, #14b8a6 0%, #10b981 100%);
  --gradient-hover: linear-gradient(135deg, #0d9488 0%, #059669 100%);

  --bg: #f7f9fb;
  --surface: #ffffff;
  --surface-2: #fbfcfd;
  --sidebar: #0d1424;
  --sidebar-2: #131c30;

  --border: #eaeef4;
  --border-strong: #dde3ec;
  --text: #0f172a;
  --text-2: #526277;
  --text-3: #8b98ab;
  --text-4: #b4bfcd;

  --ok: #059669;      --ok-bg: #ecfdf5;   --ok-border: #a7f3d0;
  --warn: #d97706;    --warn-bg: #fffbeb; --warn-border: #fde68a;
  --err: #dc2626;     --err-bg: #fef2f2;  --err-border: #fecaca;
  --info: #2563eb;    --info-bg: #eff6ff; --info-border: #bfdbfe;
  --neutral: #64748b; --neutral-bg: #f1f5f9;

  --r-sm: 8px;
  --r: 12px;
  --r-lg: 16px;
  --r-xl: 20px;

  --sh-xs: 0 1px 2px rgba(15,23,42,.04);
  --sh-sm: 0 1px 3px rgba(15,23,42,.05), 0 1px 2px rgba(15,23,42,.03);
  --sh: 0 2px 4px rgba(15,23,42,.04), 0 4px 12px -2px rgba(15,23,42,.06);
  --sh-md: 0 4px 8px rgba(15,23,42,.04), 0 12px 24px -6px rgba(15,23,42,.10);
  --sh-lg: 0 8px 16px rgba(15,23,42,.05), 0 24px 48px -12px rgba(15,23,42,.16);
  --sh-mint: 0 4px 14px rgba(20,184,166,.28);
  --sh-mint-lg: 0 8px 24px rgba(20,184,166,.34);

  --ease: cubic-bezier(.4, 0, .2, 1);
  --ease-out: cubic-bezier(.16, 1, .3, 1);
}

/* ---------- 基础 ---------- */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
               "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", sans-serif;
  font-size: 14px; line-height: 1.6; color: var(--text); background: var(--bg);
  -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale;
}
a { color: var(--primary); text-decoration: none; transition: color .15s var(--ease); }
a:hover { color: var(--primary-hover); }
button, input, select, textarea { font-family: inherit; font-size: inherit; }
svg { flex: none; }
::selection { background: var(--mint-200); color: var(--mint-900); }

::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-thumb { background: #d5dce6; border-radius: 99px; border: 3px solid transparent; background-clip: content-box; }
::-webkit-scrollbar-thumb:hover { background: #b9c3d1; background-clip: content-box; }
::-webkit-scrollbar-track { background: transparent; }

/* ---------- 布局 ---------- */
.layout { display: flex; min-height: 100vh; }
.sidebar {
  width: 244px; flex: none;
  background: linear-gradient(180deg, var(--sidebar) 0%, var(--sidebar-2) 100%);
  display: flex; flex-direction: column;
  position: fixed; inset: 0 auto 0 0; z-index: 100;
  border-right: 1px solid rgba(255,255,255,.04);
}
.main { flex: 1; margin-left: 244px; min-width: 0; padding: 30px 34px 48px; animation: fadeUp .35s var(--ease-out); }
@keyframes fadeUp { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }

/* ---------- 品牌 ---------- */
.brand { padding: 22px 20px; display: flex; align-items: center; gap: 12px; border-bottom: 1px solid rgba(255,255,255,.06); }
.brand-logo { width: 38px; height: 38px; border-radius: 11px; flex: none; background: var(--gradient); display: grid; place-items: center; box-shadow: var(--sh-mint); }
.brand-title { font-size: 15px; font-weight: 650; color: #fff; letter-spacing: .2px; line-height: 1.3; }
.brand-sub { font-size: 11px; color: #64748b; letter-spacing: .3px; margin-top: 1px; }

/* ---------- 导航 ---------- */
.nav { flex: 1; padding: 16px 12px; overflow-y: auto; }
.nav-section { font-size: 10.5px; font-weight: 600; color: #475569; padding: 8px 12px; letter-spacing: 1.2px; text-transform: uppercase; }
.nav-item {
  display: flex; align-items: center; gap: 11px; padding: 9.5px 12px; margin-bottom: 3px;
  color: #94a3b8; font-size: 13.5px; font-weight: 500; border-radius: var(--r-sm);
  transition: all .16s var(--ease); position: relative;
}
.nav-item:hover { background: rgba(255,255,255,.05); color: #e2e8f0; }
.nav-item.active { background: var(--gradient); color: #fff; font-weight: 600; box-shadow: var(--sh-mint); }
.nav-item.active::after { content: ''; position: absolute; right: 10px; width: 5px; height: 5px; border-radius: 50%; background: rgba(255,255,255,.85); }
.nav-icon { width: 18px; height: 18px; display: grid; place-items: center; opacity: .9; }
.nav-item.active .nav-icon { opacity: 1; }

.sidebar-foot { padding: 14px 16px; border-top: 1px solid rgba(255,255,255,.06); display: flex; align-items: center; justify-content: space-between; gap: 10px; }
.foot-user { display: flex; align-items: center; gap: 9px; color: #cbd5e1; font-size: 13px; font-weight: 500; min-width: 0; }
.foot-avatar { width: 30px; height: 30px; border-radius: 9px; flex: none; background: var(--gradient); display: grid; place-items: center; color: #fff; font-size: 12.5px; font-weight: 600; text-transform: uppercase; }
.foot-logout { width: 30px; height: 30px; border-radius: 8px; flex: none; display: grid; place-items: center; color: #64748b; transition: all .16s var(--ease); }
.foot-logout:hover { background: rgba(239,68,68,.12); color: #f87171; }

/* ---------- 页头 ---------- */
.page-head { display: flex; align-items: flex-start; justify-content: space-between; gap: 16px; flex-wrap: wrap; margin-bottom: 24px; }
.page-head h2 { font-size: 21px; font-weight: 700; color: var(--text); letter-spacing: -.3px; line-height: 1.3; }
.page-sub { color: var(--text-3); font-size: 13px; margin-top: 3px; }
.page-actions { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }

/* ---------- 统计卡片 ---------- */
.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(210px, 1fr)); gap: 16px; margin-bottom: 24px; }
.card {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--r);
  padding: 18px 20px; box-shadow: var(--sh-sm);
  transition: transform .22s var(--ease-out), box-shadow .22s var(--ease-out), border-color .2s;
  position: relative; overflow: hidden;
}
.card:hover { transform: translateY(-2px); box-shadow: var(--sh-md); border-color: var(--border-strong); }
.card-head { display: flex; align-items: flex-start; justify-content: space-between; margin-bottom: 14px; }
.card-icon { width: 38px; height: 38px; border-radius: 10px; display: grid; place-items: center; background: var(--primary-soft); color: var(--mint-600); transition: transform .25s var(--ease-out); }
.card:hover .card-icon { transform: scale(1.08); }
.card:nth-child(1) .card-icon { background: var(--mint-50); color: var(--mint-600); }
.card:nth-child(2) .card-icon { background: #eef2ff; color: #4f46e5; }
.card:nth-child(3) .card-icon { background: var(--warn-bg); color: var(--warn); }
.card:nth-child(4) .card-icon { background: var(--err-bg); color: var(--err); }
.card-num { font-size: 28px; font-weight: 700; color: var(--text); line-height: 1.15; letter-spacing: -.8px; }
.card-num.warn { color: var(--warn); }
.card-num.danger { color: var(--err); }
.card-num.ok { color: var(--ok); }
.card-label { color: var(--text-3); font-size: 12.5px; margin-top: 5px; font-weight: 500; }

/* ---------- 面板 ---------- */
.panel { background: var(--surface); border: 1px solid var(--border); border-radius: var(--r); margin-bottom: 22px; overflow: hidden; box-shadow: var(--sh-sm); transition: box-shadow .2s var(--ease); }
.panel:hover { box-shadow: var(--sh); }
.panel-head { padding: 15px 20px; font-size: 14.5px; font-weight: 650; color: var(--text); border-bottom: 1px solid var(--border); display: flex; align-items: center; justify-content: space-between; gap: 12px; background: var(--surface-2); }
.panel-head .panel-extra { font-size: 12.5px; color: var(--text-3); font-weight: 400; }
.panel-head .panel-extra a { font-weight: 500; }

/* ---------- 表格 ---------- */
.table-wrap { overflow-x: auto; }
.table { width: 100%; border-collapse: separate; border-spacing: 0; }
.table th { background: var(--surface-2); color: var(--text-3); font-size: 11.5px; font-weight: 600; letter-spacing: .5px; text-align: left; padding: 11px 18px; white-space: nowrap; border-bottom: 1px solid var(--border); }
.table td { padding: 13px 18px; font-size: 13px; vertical-align: middle; border-bottom: 1px solid #f2f5f9; color: var(--text-2); }
.table tbody tr { transition: background .13s var(--ease); }
.table tbody tr:last-child td { border-bottom: none; }
.table tbody tr:hover { background: var(--mint-50); }
.table td strong, .table td .strong { color: var(--text); font-weight: 600; }
.table .sub { color: var(--text-4); font-size: 11.5px; margin-top: 2px; }

.empty { text-align: center !important; color: var(--text-4); padding: 52px 20px !important; font-size: 13px; }
.empty-icon { display: block; margin: 0 auto 14px; color: var(--text-4); opacity: .55; }

/* ---------- 徽章 ---------- */
.badge { display: inline-flex; align-items: center; gap: 5px; padding: 3.5px 10px; border-radius: 99px; font-size: 11.5px; font-weight: 600; white-space: nowrap; border: 1px solid transparent; }
.badge::before { content: ''; width: 5.5px; height: 5.5px; border-radius: 50%; background: currentColor; flex: none; }
.badge.ok   { background: var(--ok-bg);      color: var(--ok);      border-color: var(--ok-border); }
.badge.warn { background: var(--warn-bg);    color: var(--warn);    border-color: var(--warn-border); }
.badge.err  { background: var(--err-bg);     color: var(--err);     border-color: var(--err-border); }
.badge.info { background: var(--info-bg);    color: var(--info);    border-color: var(--info-border); }
.badge.off  { background: var(--neutral-bg); color: var(--neutral); border-color: var(--border-strong); }
.badge.ok::before { animation: breathe 2.4s var(--ease) infinite; }
.badge.info::before { animation: breathe 1.1s var(--ease) infinite; }
@keyframes breathe { 0%,100% { opacity: 1; transform: scale(1); } 50% { opacity: .45; transform: scale(.85); } }

.skeleton { display: inline-block; height: 21px; width: 74px; border-radius: 99px; background: linear-gradient(90deg, #eef1f6 25%, #f7f9fb 50%, #eef1f6 75%); background-size: 200% 100%; animation: shimmer 1.3s infinite linear; }
@keyframes shimmer { from { background-position: 200% 0; } to { background-position: -200% 0; } }

/* ---------- 按钮 ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  padding: 8px 15px; border-radius: var(--r-sm);
  border: 1px solid var(--border-strong); background: var(--surface);
  color: var(--text-2); font-size: 13px; font-weight: 550;
  cursor: pointer; white-space: nowrap; line-height: 1.4;
  transition: all .16s var(--ease); box-shadow: var(--sh-xs);
}
.btn:hover { color: var(--primary); border-color: var(--mint-300); background: var(--mint-50); box-shadow: var(--sh-sm); }
.btn:active { transform: translateY(1px); box-shadow: none; }
.btn:disabled { opacity: .5; cursor: not-allowed; }
.btn-primary { background: var(--gradient); border-color: transparent; color: #fff; box-shadow: var(--sh-mint); font-weight: 600; }
.btn-primary:hover { background: var(--gradient-hover); color: #fff; box-shadow: var(--sh-mint-lg); transform: translateY(-1px); }
.btn-primary:active { transform: translateY(0); }
.btn-danger { background: var(--err); border-color: transparent; color: #fff; box-shadow: 0 4px 12px rgba(239,68,68,.24); }
.btn-danger:hover { background: #b91c1c; color: #fff; box-shadow: 0 6px 16px rgba(239,68,68,.32); transform: translateY(-1px); }
.btn-ghost { background: transparent; border-color: transparent; box-shadow: none; }
.btn-ghost:hover { background: var(--mint-50); }
.btn-sm { padding: 5px 10px; font-size: 12px; border-radius: 7px; gap: 4px; }
.btn-block { width: 100%; padding: 11px 0; font-size: 14.5px; border-radius: var(--r-sm); }

/* ---------- 筛选栏 ---------- */
.filter-bar { padding: 15px 20px; background: var(--surface-2); border-bottom: 1px solid var(--border); }
.filter-form { display: flex; gap: 9px; flex-wrap: wrap; align-items: center; }
.filter-input {
  padding: 8px 12px; border: 1px solid var(--border-strong); border-radius: var(--r-sm);
  font-size: 13px; background: var(--surface); color: var(--text);
  min-width: 152px; transition: all .16s var(--ease); box-shadow: var(--sh-xs);
}
.filter-input:hover { border-color: #cbd5e1; }
.filter-input:focus { outline: none; border-color: var(--primary); box-shadow: 0 0 0 3.5px rgba(20,184,166,.13); }
select.filter-input {
  cursor: pointer; padding-right: 30px; appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%238b98ab' stroke-width='2.5' stroke-linecap='round'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: right 10px center;
}

/* ---------- 表单 ---------- */
.form-panel { padding: 26px 30px 30px; max-width: 700px; }
.form-row { margin-bottom: 19px; }
.form-row label { display: block; margin-bottom: 7px; color: var(--text); font-size: 13px; font-weight: 600; }
.form-row label em { color: var(--err); font-style: normal; margin-left: 2px; }
.form-row input[type=text], .form-row input[type=password], .form-row input[type=number],
.form-row select, .form-row textarea {
  width: 100%; max-width: 520px; padding: 9.5px 13px;
  border: 1px solid var(--border-strong); border-radius: var(--r-sm);
  font-size: 13.5px; background: var(--surface); color: var(--text);
  transition: all .16s var(--ease); box-shadow: var(--sh-xs);
}
.form-row input:hover, .form-row select:hover, .form-row textarea:hover { border-color: #cbd5e1; }
.form-row input:focus, .form-row select:focus, .form-row textarea:focus { outline: none; border-color: var(--primary); box-shadow: 0 0 0 3.5px rgba(20,184,166,.13); }
.form-row textarea { resize: vertical; min-height: 90px; font-family: "SF Mono", Consolas, Monaco, monospace; font-size: 12px; }
.form-tip { color: var(--text-4); font-size: 11.5px; margin-top: 5px; line-height: 1.5; }
.check { display: inline-flex !important; align-items: center; gap: 7px; cursor: pointer; font-weight: 500 !important; }
.check input { width: 15px !important; height: 15px; accent-color: var(--primary); }
.form-actions { margin-top: 26px; display: flex; gap: 10px; padding-top: 20px; border-top: 1px solid var(--border); }

/* ---------- 登录页 ---------- */
.login-body {
  min-height: 100vh; display: grid; place-items: center; padding: 24px;
  background:
    radial-gradient(1100px 550px at 15% 8%, rgba(20,184,166,.30), transparent 62%),
    radial-gradient(900px 480px at 88% 92%, rgba(16,185,129,.26), transparent 62%),
    radial-gradient(700px 400px at 50% 50%, rgba(45,212,191,.10), transparent 70%),
    linear-gradient(150deg, #081018 0%, #0f2e2b 55%, #052e26 100%);
  position: relative; overflow: hidden;
}
.login-body::before {
  content: ''; position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,.022) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.022) 1px, transparent 1px);
  background-size: 44px 44px;
  -webkit-mask-image: radial-gradient(ellipse at center, #000 20%, transparent 72%);
  mask-image: radial-gradient(ellipse at center, #000 20%, transparent 72%);
}
.login-card {
  width: 404px; max-width: 100%; position: relative; z-index: 1;
  border-radius: var(--r-xl); padding: 40px 40px 32px;
  background: rgba(255,255,255,.055);
  backdrop-filter: blur(26px) saturate(180%);
  -webkit-backdrop-filter: blur(26px) saturate(180%);
  border: 1px solid rgba(255,255,255,.11);
  box-shadow: 0 32px 72px rgba(0,0,0,.44), inset 0 1px 0 rgba(255,255,255,.09);
  animation: cardIn .5s var(--ease-out);
}
@keyframes cardIn { from { opacity: 0; transform: translateY(16px) scale(.985); } to { opacity: 1; transform: none; } }
.login-brand { text-align: center; margin-bottom: 30px; }
.login-logo { width: 58px; height: 58px; margin: 0 auto 16px; border-radius: 16px; background: var(--gradient); display: grid; place-items: center; box-shadow: 0 10px 28px rgba(20,184,166,.46); }
.login-brand .brand-title { font-size: 22px; font-weight: 700; color: #fff; letter-spacing: .6px; }
.login-brand .brand-sub { font-size: 12.5px; color: rgba(255,255,255,.5); margin-top: 6px; letter-spacing: .4px; }
.login-card .form-row { margin-bottom: 17px; }
.login-card .form-row label { color: rgba(255,255,255,.72); font-size: 12.5px; font-weight: 500; }
.login-card .form-row input {
  max-width: none; background: rgba(255,255,255,.07);
  border: 1px solid rgba(255,255,255,.13); color: #fff; box-shadow: none; padding: 10.5px 13px;
}
.login-card .form-row input::placeholder { color: rgba(255,255,255,.3); }
.login-card .form-row input:hover { border-color: rgba(255,255,255,.2); background: rgba(255,255,255,.09); }
.login-card .form-row input:focus { border-color: var(--mint-400); background: rgba(255,255,255,.1); box-shadow: 0 0 0 3.5px rgba(45,212,191,.16); }
.captcha-row .captcha-wrap { display: flex; gap: 10px; align-items: center; }
.captcha-row input { flex: 1; }
.captcha-row img { height: 42px; border-radius: var(--r-sm); cursor: pointer; border: 1px solid rgba(255,255,255,.14); transition: border-color .16s; }
.captcha-row img:hover { border-color: var(--mint-400); }
.login-card .btn-block { margin-top: 6px; }
.login-tip { text-align: center; color: rgba(255,255,255,.34); font-size: 11.5px; margin-top: 18px; }

/* ---------- 分页 ---------- */
.pager { padding: 14px 18px; text-align: right; font-size: 13px; border-top: 1px solid var(--border); background: var(--surface-2); }
.pager a, .pager span {
  display: inline-flex; align-items: center; justify-content: center;
  min-width: 32px; height: 32px; padding: 0 9px; margin-left: 5px;
  border: 1px solid var(--border-strong); border-radius: var(--r-sm);
  color: var(--text-2); font-weight: 500; transition: all .16s var(--ease); background: var(--surface);
}
.pager a:hover { border-color: var(--mint-300); color: var(--primary); background: var(--mint-50); }
.pager .current { background: var(--gradient); border-color: transparent; color: #fff; box-shadow: var(--sh-mint); }
.pager .disabled { opacity: .45; }

/* ---------- 杂项 ---------- */
.inline-form { display: inline; }
.ops { white-space: nowrap; }
.ops .btn { margin-right: 5px; }
.ops .btn:last-child { margin-right: 0; }
.kbd { display: inline-block; padding: 1.5px 7px; border-radius: 6px; background: var(--neutral-bg); border: 1px solid var(--border); font-family: "SF Mono", Consolas, Monaco, monospace; font-size: 11.5px; color: var(--text-2); }
.hostname { font-family: "SF Mono", Consolas, Monaco, monospace; font-size: 12.5px; font-weight: 600; color: var(--text); }
.product-name { color: var(--text-2); font-size: 12.5px; }
.power-cell { min-width: 100px; }
.due-text { color: var(--text-3); font-size: 11.5px; margin-left: 6px; }
.due-text.err { color: var(--err); font-weight: 600; }
.text-muted { color: var(--text-4); }
.spin { animation: spin 1s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

.toast-wrap { position: fixed; top: 20px; right: 20px; z-index: 9999; display: flex; flex-direction: column; gap: 10px; }
.toast {
  display: flex; align-items: center; gap: 10px; padding: 12px 16px; border-radius: var(--r);
  background: var(--surface); border: 1px solid var(--border); box-shadow: var(--sh-lg);
  font-size: 13px; font-weight: 500; color: var(--text);
  animation: toastIn .3s var(--ease-out); max-width: 340px;
}
@keyframes toastIn { from { opacity: 0; transform: translateX(20px); } to { opacity: 1; transform: none; } }
.toast.ok { border-left: 3px solid var(--ok); }
.toast.err { border-left: 3px solid var(--err); }

/* ---------- 响应式 ---------- */
@media (max-width: 960px) {
  .sidebar { transform: translateX(-100%); transition: transform .28s var(--ease); }
  .sidebar.open { transform: none; }
  .main { margin-left: 0; padding: 20px 16px 40px; }
  .cards { grid-template-columns: repeat(auto-fit, minmax(148px, 1fr)); gap: 12px; }
  .card { padding: 15px 16px; }
  .card-num { font-size: 24px; }
  .form-panel { padding: 20px; }
  .table th, .table td { padding: 11px 13px; }
}