/* 内容中台 · design tokens follow design/mockup */
:root{
  --green-900:#04342C; --green-800:#0B4A3D; --green-700:#0F6E56; --teal:#1D9E75; --mint:#E8F5EF; --mint-2:#EDF7F2;
  --line:#2C6B5B; --bg:#F3F6F4; --card:#FFFFFF; --border:#DCE5E0; --ink:#13201C; --ink-2:#4A5D56; --ink-3:#6B7C76;
  --on-dark:#F3EFE4; --on-dark-2:#CFE3DA; --warn-bg:#FDF6E8; --warn-ink:#5C3A07; --warn-line:#EBCB8B;
  --danger:#B42318; --danger-bg:#FEF3F2;
}
*{box-sizing:border-box}
[hidden]{display:none!important}
body{margin:0;background:var(--bg);font-family:'Be Vietnam Pro','Noto Sans SC','Microsoft YaHei','PingFang SC',system-ui,sans-serif;color:var(--ink);font-size:15px;line-height:1.5}
a{color:var(--green-700)} a:hover{color:var(--green-900)}
button,input,select,textarea{font:inherit}
.sec{opacity:0;transition:opacity .15s}.row:hover .sec,.row:focus-within .sec,.scard:hover .sec,.scard:focus-within .sec{opacity:1}
@media (hover:none){.sec{opacity:1}}

/* header */
.topbar{background:var(--green-900);color:var(--on-dark)}
.topbar-in{max-width:1200px;margin:0 auto;padding:12px 24px;display:flex;flex-wrap:wrap;align-items:center;gap:12px 32px}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--on-dark)}
.brand:hover{color:var(--on-dark)}
.brand-mark{width:36px;height:36px;border-radius:9px;background:var(--green-800);border:1px solid var(--line);display:flex;align-items:center;justify-content:center;font-weight:700;font-size:12px;letter-spacing:.5px}
.brand-name{font-weight:600;font-size:16px}
.nav{display:flex;flex-wrap:wrap;gap:4px}
.nav a{padding:8px 14px;border-radius:8px;color:var(--on-dark-2);text-decoration:none;font-size:15px}
.nav a[aria-current=page]{background:var(--green-800);color:#fff;font-weight:600}
.nav a:hover{color:#fff}
.top-right{margin-left:auto;display:flex;align-items:center;gap:16px;flex-wrap:wrap}
.langs{display:flex;border:1px solid var(--line);border-radius:8px;overflow:hidden}
.langs button{border:0;background:transparent;color:var(--on-dark-2);font-size:13px;padding:6px 10px;cursor:pointer}
.langs button[aria-pressed=true]{background:var(--on-dark);color:var(--green-900);font-weight:600}
.who{font-size:14px;color:var(--on-dark-2)}
.linkbtn{background:none;border:0;color:var(--on-dark-2);cursor:pointer;font-size:14px;padding:0;text-decoration:underline}

/* layout */
.main{max-width:1200px;margin:0 auto;padding:48px 24px 72px;display:flex;flex-direction:column;gap:40px}
.main.narrow{max-width:720px}
h1.page{margin:0;font-size:32px;font-weight:700;color:var(--green-900)}
.lead{margin:0;font-size:16px;color:var(--ink-2)}
h2.sec-title{margin:0;font-size:20px;color:var(--green-900)}

/* home cards */
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:20px}
.card-big{display:flex;flex-direction:column;gap:14px;padding:28px;border-radius:16px;background:var(--card);border:1px solid var(--border);color:var(--ink);text-decoration:none;min-height:230px}
.card-big.primary{background:var(--green-900);border-color:var(--green-900);color:#fff}
.card-big .ic{width:48px;height:48px;border-radius:12px;background:var(--mint);display:flex;align-items:center;justify-content:center;color:var(--green-700)}
.card-big.primary .ic{background:var(--green-800);color:#9FE1CB}
.card-big .ttl{font-size:22px;font-weight:700}
.card-big .desc{font-size:15px;color:var(--ink-2);line-height:1.6}
.card-big.primary .desc{color:var(--on-dark-2)}
.card-big .go{margin-top:auto;align-self:flex-start;font-weight:700;font-size:16px;color:var(--green-700)}
.card-big.primary .go{background:var(--mint);color:var(--green-900);padding:12px 20px;border-radius:10px}
.card-big:hover{border-color:var(--teal)}

/* todo list */
.panel{background:var(--card);border:1px solid var(--border);border-radius:16px;padding:8px 0}
.panel-head{display:flex;align-items:center;gap:12px;margin-bottom:12px}
.badge{background:var(--mint);color:var(--green-700);font-size:13px;font-weight:600;padding:2px 10px;border-radius:999px}
.row{display:flex;align-items:center;gap:16px;padding:16px 24px;border-top:1px solid var(--border)}
.row:first-child{border-top:0}
.row .ic{width:40px;height:40px;border-radius:10px;background:var(--mint);color:var(--green-700);display:flex;align-items:center;justify-content:center;flex:none}
.row .body{flex:1;min-width:0}
.row .t1{font-weight:600}
.row .t2{font-size:14px;color:var(--ink-3)}
.empty{padding:28px 24px;color:var(--ink-3);text-align:center}

/* buttons & forms */
.btn{display:inline-flex;align-items:center;gap:8px;border:0;border-radius:10px;padding:10px 18px;font-weight:600;cursor:pointer;text-decoration:none;font-size:15px}
.btn-primary{background:var(--green-700);color:#fff}.btn-primary:hover{background:var(--green-900);color:#fff}
.btn-ghost{background:transparent;color:var(--green-700);border:1px solid var(--border)}
.btn-ghost:hover{border-color:var(--teal)}
.btn-sm{padding:6px 12px;font-size:14px;border-radius:8px}
.field{display:flex;flex-direction:column;gap:6px}
.field label{font-weight:600;font-size:14px}
.field input,.field select,.field textarea{border:1px solid var(--border);border-radius:10px;padding:10px 12px;background:#fff;color:var(--ink)}
.field input:focus,.field select:focus,.field textarea:focus{outline:2px solid var(--teal);outline-offset:0;border-color:var(--teal)}
.form-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:16px}
.alert{padding:12px 16px;border-radius:10px;background:var(--warn-bg);color:var(--warn-ink);border:1px solid var(--warn-line)}
.alert.err{background:var(--danger-bg);color:var(--danger);border-color:#FDA29B}
.alert.ok{background:var(--mint-2);color:var(--green-900);border-color:#A6D8C3}

/* tables */
table.tbl{width:100%;border-collapse:collapse;background:#fff;border:1px solid var(--border);border-radius:12px;overflow:hidden}
.tbl th,.tbl td{padding:10px 14px;text-align:left;border-top:1px solid var(--border);font-size:14px}
.tbl th{background:#F7FAF8;color:var(--ink-2);font-weight:600;border-top:0}
.muted{color:var(--ink-3)}

/* login */
.login-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:24px}
.login-card{width:100%;max-width:400px;background:#fff;border:1px solid var(--border);border-radius:16px;padding:32px;display:flex;flex-direction:column;gap:18px}
.login-card .brand-mark{background:var(--green-900);color:var(--on-dark);border:0}
.login-langs{display:flex;gap:6px}
.login-langs button{border:1px solid var(--border);background:#fff;border-radius:8px;padding:4px 10px;cursor:pointer;font-size:13px;color:var(--ink-2)}
.login-langs button[aria-pressed=true]{border-color:var(--green-700);color:var(--green-900);font-weight:600}

@media (max-width:640px){
  .topbar-in{padding:10px 16px}
  .main{padding:28px 16px 48px;gap:28px}
  h1.page{font-size:26px}
  .row{padding:14px 16px}
}

/* M7: publish stats + insights */
.statsform{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px;margin-top:8px;align-items:end}
.statsform label{display:flex;flex-direction:column;gap:4px;font-size:12px;color:var(--ink-3)}
.statsform .inp{width:100%;min-width:0}
.statsform button{grid-column:1/-1;justify-self:start}
.kpis{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px}
.kpi{padding:16px 18px;display:flex;flex-direction:column;gap:4px}
.kpi b{font-size:24px;color:var(--green-900)}
.kpi span{font-size:13px;color:var(--ink-3)}
.rank td.num,.rank th.num{text-align:right;white-space:nowrap}
.rank td.txt{max-width:420px}
@media (max-width:700px){.kpis{grid-template-columns:repeat(2,minmax(0,1fr))}.statsform{grid-template-columns:repeat(2,minmax(0,1fr))}}