/* ====================================================================
   青科山海志 - CMS 后台样式 admin.css（独立，工具属性优先）
   ==================================================================== */
:root{
  --ink:#0E2A44; --ink-2:#1B3D5F; --sky:#1387C0; --sky-l:#6FC3E8; --sky-d:#0E6A9E;
  --paper:#FAEDD1; --surface:#FDF7EA;
  --line:rgba(14,42,68,.14); --line-soft:rgba(14,42,68,.08);
  --muted:#5A7186; --coral:#F4520D; --cyan:#25A8B5; --amber:#E0A32E; --pine:#3E7A5C;
  --r-sm:2px; --r:4px; --r-lg:8px;
  --font-sans:"Geist","Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,sans-serif;
  --font-mono:"Geist Mono",Consolas,Menlo,monospace;
  --ease:cubic-bezier(.25,1,.5,1);
}
*,*::before,*::after{box-sizing:border-box}
body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--font-sans);font-size:14.5px;line-height:1.7}
a{color:inherit;text-decoration:none}
button{font-family:inherit;cursor:pointer}
img{max-width:100%;display:block}
::selection{background:rgba(19,135,192,.28)}
:focus-visible{outline:2px solid var(--sky);outline-offset:2px}
.num{font-family:var(--font-mono);font-variant-numeric:tabular-nums;letter-spacing:-.01em}
h1,h2,h3,h4{line-height:1.25;font-weight:650}

/* ---------- 布局 ---------- */
.admin-shell{display:grid;grid-template-columns:236px minmax(0,1fr);min-height:100vh}
.admin-side{
  background:linear-gradient(180deg,var(--sky-d),#0A4D73);color:rgba(234,244,251,.78);padding:20px 14px;
  display:flex;flex-direction:column;gap:4px;position:sticky;top:0;height:100vh;overflow:auto;
}
.aside-brand{display:flex;align-items:center;gap:10px;padding:8px 10px 20px;border-bottom:1px solid rgba(234,244,251,.12);margin-bottom:14px}
.aside-brand .mark{width:32px;height:32px;border-radius:var(--r-sm);background:#F8FCFE;color:var(--sky-d);display:grid;place-items:center;flex-shrink:0}
.aside-brand .mark svg{width:17px;height:17px}
.aside-brand b{color:#F8FCFE;font-size:.98rem;display:block;line-height:1.2}
.aside-brand small{font-family:var(--font-mono);font-size:.6rem;letter-spacing:.24em;color:rgba(234,244,251,.5)}
.aside-nav a{
  display:flex;align-items:center;justify-content:space-between;gap:8px;
  padding:10px 12px;border-radius:var(--r);font-size:.9rem;color:rgba(234,244,251,.72);
  transition:background-color .25s,color .25s;
}
.aside-nav a:hover{background:rgba(234,244,251,.08);color:#F8FCFE}
.aside-nav a.on{background:rgba(19,135,192,.18);color:var(--sky-l);font-weight:600}
.aside-nav a .cnt{font-family:var(--font-mono);font-size:.72rem;background:rgba(234,244,251,.1);border-radius:999px;padding:1px 8px}
.aside-nav a.on .cnt{background:rgba(19,135,192,.28)}
.aside-nav .sep{height:1px;background:rgba(234,244,251,.12);margin:10px 6px}
.aside-foot{margin-top:auto;padding-top:14px;border-top:1px solid rgba(234,244,251,.12)}
.aside-foot a{display:flex;align-items:center;gap:10px;padding:10px 12px;border-radius:var(--r);font-size:.88rem}
.aside-foot a:hover{background:rgba(234,244,251,.08)}
.aside-foot .logout:hover{color:var(--coral)}

.admin-main{padding:26px 32px 60px;min-width:0}
.a-header{display:flex;align-items:center;gap:14px;margin-bottom:22px;flex-wrap:wrap}
.a-header h1{margin:0;font-size:1.4rem;letter-spacing:-.01em}
.a-header .sub{color:var(--muted);font-size:.85rem}
.a-header .spacer{flex:1}
.a-header .back{color:var(--muted);font-size:.85rem}
.a-header .back:hover{color:var(--coral)}

/* ---------- 通用面板 ---------- */
.a-card{background:var(--surface);border:1px solid var(--line-soft);border-radius:var(--r-lg);padding:20px 22px;margin-bottom:18px}
.a-card h3{margin:0 0 14px;font-size:1rem}
.a-card .tip{color:var(--muted);font-size:.84rem;margin:0 0 12px}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;gap:8px;padding:9px 18px;border-radius:var(--r-sm);
  border:1px solid transparent;font-size:.88rem;font-weight:600;line-height:1;
  transition:transform .3s var(--ease),background-color .25s,border-color .25s,color .25s;white-space:nowrap;
}
.btn:active{transform:translateY(1px)}
.btn-primary{background:var(--sky);color:#fff}
.btn-primary:hover{background:var(--sky-d)}
.btn-coral{background:var(--coral);color:#fff}
.btn-coral:hover{background:var(--ink)}
.btn-ghost{background:transparent;border-color:var(--line);color:var(--ink)}
.btn-ghost:hover{border-color:var(--ink)}
.btn-danger{background:transparent;border-color:rgba(179,56,44,.4);color:#B3382C}
.btn-danger:hover{background:#B3382C;color:#fff;border-color:#B3382C}
.btn-sm{padding:6px 12px;font-size:.8rem}
.btn-icon{padding:6px 9px;font-size:.78rem}

/* ---------- 统计卡 ---------- */
.stat-cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:14px;margin-bottom:18px}
.stat-card{background:var(--surface);border:1px solid var(--line-soft);border-radius:var(--r-lg);padding:18px 20px}
.stat-card .v{font-family:var(--font-mono);font-size:2rem;font-weight:700;letter-spacing:-.02em;line-height:1}
.stat-card .l{color:var(--muted);font-size:.82rem;margin-top:6px}
.stat-card.accent{background:linear-gradient(150deg,var(--sky-d),var(--sky));color:#fff;border-color:var(--sky-d)}
.stat-card.accent .l{color:rgba(234,244,251,.6)}
.section-bars{display:flex;flex-direction:column;gap:10px}
.sec-bar{display:grid;grid-template-columns:110px minmax(0,1fr) 90px;gap:12px;align-items:center;font-size:.86rem}
.sec-bar .track{height:8px;background:var(--line-soft);border-radius:99px;overflow:hidden}
.sec-bar .track i{display:block;height:100%;border-radius:99px}

/* ---------- 表格 ---------- */
.a-table-wrap{overflow-x:auto}
.a-table{width:100%;border-collapse:collapse;font-size:.86rem}
.a-table th,.a-table td{border-bottom:1px solid var(--line-soft);padding:9px 10px;text-align:left;vertical-align:middle}
.a-table th{color:var(--muted);font-size:.76rem;letter-spacing:.08em;text-transform:uppercase;font-weight:600;white-space:nowrap}
.a-table tr:hover td{background:rgba(14,42,68,.025)}
.a-table .ttl{font-weight:600;max-width:260px}
.a-table .ttl .pin{color:var(--coral);font-size:.7rem;border:1px solid rgba(244,82,13,.5);border-radius:999px;padding:1px 7px;margin-right:6px;white-space:nowrap}
.a-table .off{opacity:.45}
.a-table .row-actions{display:flex;gap:4px;flex-wrap:wrap}
.tag{font-size:.72rem;color:var(--muted);border:1px solid var(--line-soft);border-radius:999px;padding:2px 9px;display:inline-block;margin:1px 2px 1px 0}
.a-empty{text-align:center;color:var(--muted);padding:36px 0;font-size:.9rem}

/* ---------- 表单 ---------- */
.field{margin-bottom:14px}
.field label{display:block;font-size:.8rem;font-weight:600;margin-bottom:6px}
.field .req{color:var(--coral)}
.field input,.field select,.field textarea{
  width:100%;border:1px solid var(--line);border-radius:var(--r);background:#fff;
  padding:9px 12px;font-family:inherit;font-size:.9rem;color:var(--ink);outline:none;
  transition:border-color .25s,box-shadow .25s;
}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--ink);box-shadow:0 0 0 3px rgba(14,42,68,.06)}
.field .hint{font-size:.75rem;color:var(--muted);margin-top:4px}
.field-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.form-actions{display:flex;gap:10px;justify-content:flex-end;margin-top:18px}
.check-line{display:flex;align-items:center;gap:8px;font-size:.88rem;margin:8px 0}
.check-line input{width:auto}

/* ---------- 富文本工具栏 ---------- */
.rt-toolbar{display:flex;gap:4px;flex-wrap:wrap;border:1px solid var(--line);border-bottom:none;border-radius:var(--r) var(--r) 0 0;padding:6px;background:var(--surface)}
.rt-toolbar button{
  min-width:32px;height:30px;border:1px solid transparent;background:transparent;border-radius:var(--r-sm);
  font-size:.82rem;font-weight:600;color:var(--ink-2);
}
.rt-toolbar button:hover{background:var(--paper);border-color:var(--line-soft)}
.rt-toolbar button.on{background:var(--sky);color:#fff}
.rt-body{min-height:220px;max-height:52vh;overflow:auto;border:1px solid var(--line);border-radius:0 0 var(--r) var(--r);background:#fff;padding:12px 14px;font-size:.92rem;line-height:1.8;outline:none}
.rt-body h4{margin:14px 0 6px}
.rt-body p{margin:8px 0}
.rt-body ul{padding-left:1.3em;margin:8px 0}
.rt-body blockquote{border-left:3px solid var(--coral);margin:10px 0;padding:6px 12px;background:var(--surface);color:var(--muted)}
.rt-body table{border-collapse:collapse;width:100%;margin:10px 0}
.rt-body th,.rt-body td{border:1px solid var(--line);padding:6px 10px;font-size:.85rem}
.rt-body th{background:var(--surface)}

/* ---------- 弹窗 / Toast ---------- */
.modal-backdrop{
  position:fixed;inset:0;z-index:1200;background:rgba(14,42,68,.55);backdrop-filter:blur(5px);
  display:flex;align-items:center;justify-content:center;padding:20px;
  opacity:0;pointer-events:none;transition:opacity .3s;
}
.modal-backdrop.open{opacity:1;pointer-events:auto}
.modal{
  background:var(--paper);border-radius:var(--r-lg);max-width:680px;width:100%;max-height:90vh;overflow:auto;
  padding:26px 28px;position:relative;box-shadow:0 24px 64px rgba(14,42,68,.3);
  transform:translateY(16px) scale(.98);transition:transform .4s var(--ease);
}
.modal-backdrop.open .modal{transform:none}
.modal h3{margin:0 0 4px;font-size:1.25rem}
.modal .m-sub{color:var(--muted);font-size:.84rem;margin:0 0 16px}
.modal-close{
  position:absolute;top:14px;right:14px;width:32px;height:32px;border-radius:50%;
  border:1px solid var(--line);background:transparent;display:grid;place-items:center;color:var(--muted);
}
.modal-close:hover{background:var(--sky-d);color:#fff}
.toast-stack{position:fixed;bottom:26px;left:50%;transform:translateX(-50%);z-index:1300;display:flex;flex-direction:column;gap:10px;align-items:center;pointer-events:none}
.toast{
  background:var(--sky-d);color:#fff;padding:11px 22px;border-radius:999px;font-size:.88rem;
  box-shadow:0 12px 32px rgba(14,42,68,.2);opacity:0;transform:translateY(10px);
  transition:opacity .35s,transform .35s var(--ease);
}
.toast.show{opacity:1;transform:none}
.toast.err{background:#B3382C}

/* ---------- 账号胶囊（login / admin 无 main.css，样式内联于此） ---------- */
.acct-float{position:fixed;top:16px;right:20px;z-index:1000}
.acct-slot{position:relative}
.acct-capsule{
  display:inline-flex;align-items:center;gap:10px;padding:5px 14px 5px 6px;border-radius:999px;
  border:1px solid var(--line);background:var(--surface);cursor:pointer;font-size:.88rem;font-weight:600;
  transition:border-color .3s,box-shadow .3s,transform .3s;
}
.acct-capsule:hover{border-color:var(--coral);box-shadow:0 0 0 3px rgba(244,82,13,.12);transform:translateY(-1px)}
.acct-ava{
  width:28px;height:28px;border-radius:50%;background:var(--sky-d);color:#fff;
  display:grid;place-items:center;font-size:.8rem;font-weight:700;flex-shrink:0;
}
.acct-lv{font-family:var(--font-mono);font-size:.66rem;color:var(--coral);border:1px solid rgba(244,82,13,.5);border-radius:999px;padding:1px 7px}
.acct-panel{
  position:absolute;top:calc(100% + 12px);right:0;width:320px;background:var(--paper);
  border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:0 24px 64px rgba(14,42,68,.3);padding:20px;
  opacity:0;transform:translateY(-8px);pointer-events:none;transition:opacity .3s,transform .4s var(--ease);
}
.acct-slot.open .acct-panel{opacity:1;transform:none;pointer-events:auto}
.acct-panel .ap-head{display:flex;align-items:center;gap:12px;margin-bottom:16px}
.acct-panel .ap-ava{width:46px;height:46px;border-radius:50%;background:var(--sky-d);color:#fff;display:grid;place-items:center;font-size:1.1rem;font-weight:700}
.acct-panel .ap-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin:16px 0}
.ap-stat{background:var(--surface-2);border-radius:var(--r);padding:10px;text-align:center}
.ap-stat b{display:block;font-family:var(--font-mono);font-size:1.15rem}
.ap-stat span{font-size:.7rem;color:var(--muted)}
.acct-panel .ap-links{display:flex;gap:8px;flex-wrap:wrap}
.acct-panel .ap-edit{display:flex;gap:8px}
.acct-panel .ap-edit input{
  flex:1;border:1px solid var(--line);border-radius:var(--r);background:#fff;
  padding:8px 12px;font-family:inherit;font-size:.88rem;outline:none;
}

/* ---------- 站点设置 ---------- */
.settings-grid{display:grid;grid-template-columns:1fr 1fr;gap:0 18px}
@media(max-width:900px){.settings-grid{grid-template-columns:1fr}}

/* ---------- 响应式 ---------- */
@media(max-width:860px){
  .admin-shell{grid-template-columns:1fr}
  .admin-side{position:static;height:auto;flex-direction:row;flex-wrap:wrap;align-items:center;gap:6px}
  .aside-brand{border:none;margin:0;padding:6px 8px}
  .aside-nav{display:flex;flex-wrap:wrap;order:3;width:100%}
  .aside-nav a{font-size:.8rem;padding:8px 10px}
  .aside-nav .sep{display:none}
  .aside-foot{margin:0 0 0 auto;border:none;padding:0;display:flex;gap:6px}
  .admin-main{padding:18px 14px 40px}
  .field-row{grid-template-columns:1fr}
}