:root{
  --bg:#f6f1e7; --card:#fffdf9; --card-2:#fbf7ed;
  --ink:#26221c; --ink-2:#5c5548; --ink-faint:#6b6355;
  --vermilion:#a63a2e; --vermilion-soft:#f7e9e5; --border:#e2d9c6;
  --gold:#c0a06a; --green:#3a7d54; --green-soft:#e7f1ec;
  --shadow:0 10px 28px -18px rgba(38,34,28,.28);
}
*{box-sizing:border-box;margin:0;padding:0;}
html{scroll-behavior:smooth;}
body{background:var(--bg);color:var(--ink);font-family:'Noto Sans SC','Inter',system-ui,sans-serif;line-height:1.7;}
a{color:var(--vermilion);text-decoration:none;}
img{max-width:100%;}

.wrap{max-width:var(--w-page,1160px);margin:0 auto;padding:0 22px;}
.topbar{height:4px;background:linear-gradient(90deg,var(--vermilion),var(--gold),var(--vermilion));}

/* nav */
.nav{position:sticky;top:0;background:rgba(246,241,231,.9);backdrop-filter:blur(10px);border-bottom:1px solid var(--border);z-index:10;}
.nav-in{max-width:var(--w-page,1160px);margin:0 auto;padding:12px 22px;display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;position:relative;}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--ink);}
.brand-seal{width:34px;height:34px;border-radius:7px;background:var(--vermilion);color:#fff;display:flex;align-items:center;justify-content:center;font-family:Georgia,serif;font-size:19px;font-weight:700;line-height:1;}
.brand-name{font-weight:700;font-size:15px;letter-spacing:.02em;}
.nav-links{display:flex;gap:18px;font-size:13px;color:var(--ink-2);flex-wrap:wrap;align-items:center;}
.nav-links a{color:var(--ink-2);text-decoration:none;padding:2px 0;}
.nav-links a:hover,.nav-links a.active{color:var(--vermilion);}

/* nav: burger + tools dropdown + mobile drawer */
.nav-burger{display:none;width:44px;height:44px;padding:0;border:1px solid var(--border);border-radius:10px;background:var(--card);cursor:pointer;flex-direction:column;align-items:center;justify-content:center;gap:4px;}
.nav-burger span{display:block;width:18px;height:2px;background:var(--ink);border-radius:2px;transition:transform .18s ease,opacity .18s ease;}
.nav-burger[aria-expanded="true"] span:nth-child(1){transform:translateY(6px) rotate(45deg);}
.nav-burger[aria-expanded="true"] span:nth-child(2){opacity:0;}
.nav-burger[aria-expanded="true"] span:nth-child(3){transform:translateY(-6px) rotate(-45deg);}
.nav-group{position:relative;display:flex;align-items:center;}
.nav-drop{font:inherit;font-size:13px;color:var(--ink-2);background:none;border:0;cursor:pointer;padding:2px 0;display:inline-flex;align-items:center;gap:5px;}
.nav-drop::after{content:'';width:5px;height:5px;border-right:1.5px solid currentColor;border-bottom:1.5px solid currentColor;transform:rotate(45deg) translateY(-1px);opacity:.6;}
.nav-drop:hover,.nav-group.is-active .nav-drop,.nav-group:focus-within .nav-drop{color:var(--vermilion);}
.nav-sub{position:absolute;top:calc(100% + 12px);left:-12px;min-width:200px;display:none;flex-direction:column;padding:8px;background:var(--card);border:1px solid var(--border);border-radius:var(--r-sm,8px);box-shadow:0 18px 40px -24px rgba(38,34,28,.45);z-index:20;}
.nav-group:hover .nav-sub,.nav-group:focus-within .nav-sub{display:flex;}
.nav-sub a{padding:9px 12px;border-radius:6px;font-size:13px;color:var(--ink-2);text-decoration:none;white-space:nowrap;}
.nav-sub a:hover,.nav-sub a.active{background:var(--vermilion-soft);color:var(--vermilion);}

/* hero */
.hero{padding:var(--sp-8,72px) 0 var(--sp-7,48px);text-align:center;}
.kicker{font-size:12px;letter-spacing:.18em;color:var(--vermilion);text-transform:uppercase;font-weight:600;}
.hero .kicker{max-width:760px;margin:0 auto;}
h1{font-family:Georgia,'Noto Serif SC',serif;font-size:var(--fs-2xl,2.375rem);font-weight:700;letter-spacing:.01em;line-height:var(--lh-tight,1.2);margin:var(--sp-4,16px) auto 0;max-width:800px;}
.sec h1{margin-left:0;margin-right:0;max-width:760px;}
.hero-sub{color:var(--ink-2);font-size:16px;margin:18px auto 0;max-width:640px;}
.sec .hero-sub{margin-left:0;margin-right:0;}
.hero-cta{display:flex;gap:12px;justify-content:center;margin:26px auto 0;flex-wrap:wrap;max-width:640px;}

/* buttons */
.btn{display:inline-block;padding:13px 26px;border-radius:var(--r-md,12px);font-size:14px;font-weight:600;text-decoration:none;border:none;cursor:pointer;transition:background .2s;min-height:44px;}
.btn-primary{background:var(--vermilion);color:#fff;}
.btn-primary:hover{background:#91342a;}
.btn-ghost{background:var(--bg);color:var(--ink);border:1px solid var(--border);}
.btn-ghost:hover{border-color:var(--vermilion);color:var(--vermilion);}
.btn-sm{padding:8px 14px;font-size:12px;min-height:34px;}

/* tool cards / sections */
.tool{background:var(--card);border:1px solid var(--border);border-radius:var(--r-lg,16px);box-shadow:var(--shadow);padding:var(--sp-6,32px) var(--sp-6,32px) var(--sp-5,24px);margin:var(--sp-7,48px) 0;position:relative;overflow:hidden;}
.tool::before{content:'';position:absolute;top:0;left:0;right:0;height:2px;background:linear-gradient(90deg,var(--vermilion),transparent);}
.tool-label{font-size:11px;letter-spacing:.16em;color:var(--vermilion);font-weight:600;text-transform:uppercase;}
h2{font-family:Georgia,serif;font-size:var(--fs-xl,1.75rem);font-weight:700;margin:var(--sp-2,8px) 0 var(--sp-2,8px);}
.tool-sub{color:var(--ink-2);font-size:14px;margin-bottom:22px;}

.field{margin-bottom:18px;}
.field label{display:block;font-size:13px;font-weight:600;margin-bottom:8px;color:var(--ink);}
.opts{display:flex;flex-wrap:wrap;gap:8px;}
.opt{padding:10px 16px;border:1px solid var(--border);border-radius:8px;font-size:13px;background:var(--bg);cursor:pointer;transition:all .15s;user-select:none;}
.opt:hover{border-color:var(--vermilion);}
.opt.sel{background:var(--vermilion);color:#fff;border-color:var(--vermilion);}
.hint{font-size:12px;color:var(--ink-2);}

.input-row{display:flex;gap:12px;margin-bottom:12px;flex-wrap:wrap;}
.input-row input{flex:1;min-width:220px;padding:14px 16px;border:1px solid var(--border);border-radius:8px;font-size:16px;background:var(--bg);color:var(--ink);}
.input-row input:focus{outline:none;border-color:var(--vermilion);}

/* result */
.result{display:none;margin-top:24px;border:1px solid var(--vermilion);border-radius:12px;padding:22px;background:var(--vermilion-soft);}
.result.visible{display:block;}
.result-head{font-size:16px;font-weight:700;color:var(--vermilion);}
.result-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:12px;margin-top:14px;}
.stat{background:#fff;border:1px solid var(--border);border-radius:10px;padding:16px;text-align:center;}
.stat .n{font-family:Georgia,serif;font-size:30px;font-weight:700;color:var(--vermilion);}
.stat .l{font-size:12px;color:var(--ink-2);margin-top:4px;}
.stat .d{font-size:11px;color:var(--ink-2);margin-top:6px;line-height:1.5;}
.result-desc{font-size:13px;color:var(--ink-2);margin-top:10px;line-height:1.8;}
.result-desc b{color:var(--ink);}

.timeline-mini{margin-top:16px;}
.tl-row{display:flex;align-items:center;gap:12px;margin-bottom:10px;font-size:13px;color:var(--ink-2);}
.tl-row .lbl{width:110px;flex-shrink:0;font-weight:600;color:var(--ink);}
.tl-bar{flex:1;height:14px;background:#fff;border:1px solid var(--border);border-radius:6px;overflow:hidden;}
.tl-fill{height:100%;background:var(--vermilion);border-radius:6px;}
.tl-note{font-size:12px;color:var(--ink-2);margin-left:8px;}

.bars{margin-top:16px;}
.bar-row{display:flex;align-items:center;gap:12px;margin-bottom:10px;font-size:13px;color:var(--ink-2);}
.bar-row .lbl{width:90px;flex-shrink:0;}
.bar{flex:1;height:14px;background:#fff;border:1px solid var(--border);border-radius:6px;overflow:hidden;}
.bar-fill{height:100%;background:var(--vermilion);border-radius:6px;}
.bar-row .val{width:44px;text-align:right;font-weight:600;color:var(--vermilion);}

/* lead gate */
.gate{display:none;margin-top:22px;border-top:1px dashed var(--border);padding-top:20px;}
.gate.visible{display:block;}
.gate p{font-size:14px;color:var(--ink);font-weight:600;margin-bottom:12px;}
.gate-form{display:flex;gap:10px;flex-wrap:wrap;}
.gate-form input{flex:1;min-width:220px;padding:14px 16px;border:1px solid var(--border);border-radius:8px;font-size:16px;background:var(--bg);color:var(--ink);}
.gate-form input:focus{outline:none;border-color:var(--vermilion);}
.gate-success{display:none;font-size:14px;color:var(--green);font-weight:600;}
.gate-success.visible{display:block;}

/* sections */
.sec{padding:var(--sp-7,48px) 0;}
.sec h2,.sec h3{font-family:Georgia,serif;font-size:var(--fs-lg,1.375rem);font-weight:700;margin-bottom:var(--sp-4,16px);}
.cols{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:14px;}
.card{background:var(--card);border:1px solid var(--border);border-radius:var(--r-lg,16px);padding:20px;box-shadow:var(--shadow);}

/* article list — shared by home (3 teasers) and the Insights index */
.postlist{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:18px;margin:22px 0 0;}
.post-card{display:flex;flex-direction:column;}
.post-card h3{margin-bottom:9px;line-height:1.3;}
.post-card h3 a{text-decoration:none;}
.post-card h3 a:hover{text-decoration:underline;text-underline-offset:3px;}
.post-summary{font-size:14px;line-height:1.55;color:var(--ink-2);margin:0;flex:1 1 auto;}
.post-meta{margin-top:auto;padding-top:14px;font-size:12px;color:var(--ink-faint);
  display:flex;align-items:center;gap:8px;flex-wrap:wrap;}
.pm-topic{display:inline-block;font-size:11px;letter-spacing:.04em;color:var(--vermilion);
  background:var(--vermilion-soft);border-radius:999px;padding:3px 9px;}
.card h3,.card h4{font-size:14px;font-weight:700;margin-bottom:8px;color:var(--vermilion);}
.card p{font-size:13px;color:var(--ink-2);line-height:1.7;}
.compliance{background:var(--bg);border:1px solid var(--border);border-left:3px solid var(--gold);border-radius:10px;padding:18px 20px;margin:20px 0;font-size:13px;color:var(--ink-2);line-height:1.8;}
.compliance b{color:var(--ink);}

/* home tool cards */
.toolcards{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:var(--sp-4,16px);margin:var(--sp-5,28px) 0 var(--sp-3,12px);}
.toolcard{background:var(--card);border:1px solid var(--border);border-radius:var(--r-lg,16px);box-shadow:var(--shadow),inset 0 3px 0 var(--vermilion);padding:26px;display:flex;flex-direction:column;}
.toolcard .icon{width:46px;height:46px;border-radius:10px;background:var(--vermilion-soft);color:var(--vermilion);display:flex;align-items:center;justify-content:center;font-family:Georgia,serif;font-size:24px;margin-bottom:14px;}
.toolcard h2,.toolcard h3{font-family:Georgia,serif;font-size:19px;font-weight:700;margin-bottom:6px;}
.toolcard p{font-size:13px;color:var(--ink-2);margin-bottom:16px;flex:1;}
.toolcard .btn{align-self:flex-start;}

/* footer */
footer{border-top:1px solid var(--border);padding:var(--sp-5,24px) 0 var(--sp-7,48px);font-size:var(--fs-xs,0.75rem);color:var(--ink-2);text-align:center;line-height:1.8;}

/* admin */
.admin{background:var(--card);border:1px solid var(--border);border-radius:16px;box-shadow:var(--shadow);padding:28px;margin:30px 0;}
.admin h2{margin-top:0;}
.kpis{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:12px;margin:18px 0;}
.kpi{background:var(--bg);border:1px solid var(--border);border-radius:10px;padding:16px;text-align:center;}
.kpi .n{font-family:Georgia,serif;font-size:28px;font-weight:700;color:var(--vermilion);}
.kpi .l{font-size:12px;color:var(--ink-2);margin-top:4px;}
.table-scroll{overflow-x:auto;}
table.admin-table{width:100%;border-collapse:collapse;font-size:13px;}
.admin-table th{text-align:left;padding:10px 12px;border-bottom:2px solid var(--border);color:var(--ink-2);font-weight:600;}
.admin-table td{padding:10px 12px;border-bottom:1px solid var(--border);vertical-align:top;}
.admin-table tr:hover td{background:var(--bg);}
.tag-pill{display:inline-block;background:var(--vermilion-soft);color:var(--vermilion);border-radius:20px;padding:2px 10px;font-size:11px;font-weight:600;}
.empty{color:var(--ink-2);font-size:13px;padding:20px 0;text-align:center;}
.actions{display:flex;gap:12px;margin:16px 0;flex-wrap:wrap;}
.form-login{max-width:380px;margin:0 auto;padding:34px;background:var(--card);border:1px solid var(--border);border-radius:16px;box-shadow:var(--shadow);}
.form-login .field input{width:100%;padding:14px 16px;border:1px solid var(--border);border-radius:8px;font-size:15px;background:var(--bg);color:var(--ink);}
.form-login .field input:focus{outline:none;border-color:var(--vermilion);}
.alert{border:1px solid var(--vermilion);background:var(--vermilion-soft);color:var(--vermilion);border-radius:8px;padding:12px 14px;font-size:13px;margin-bottom:16px;}

/* admin counters & traffic */
.stat-head{display:flex;align-items:baseline;justify-content:space-between;gap:16px;flex-wrap:wrap;margin-bottom:14px;}
.stat-head h2{font-size:18px;margin:0;}
.range-tabs{display:flex;gap:4px;background:var(--bg);border:1px solid var(--border);border-radius:8px;padding:3px;}
.range-tab{font-size:12px;font-weight:600;color:var(--ink-2);padding:5px 12px;border-radius:6px;text-decoration:none;}
.range-tab:hover{color:var(--vermilion);}
.range-tab.is-on{background:var(--card);color:var(--vermilion);box-shadow:0 1px 3px rgba(38,34,28,.08);}
.live-strip{display:flex;align-items:center;gap:8px;background:var(--green-soft);border:1px solid #d3e5db;border-radius:10px;padding:10px 14px;font-size:13px;color:var(--ink-2);margin-bottom:14px;flex-wrap:wrap;}
.live-strip strong{color:var(--ink);font-size:15px;}
.live-dot{width:8px;height:8px;border-radius:50%;background:var(--green);box-shadow:0 0 0 0 rgba(58,125,84,.5);animation:livePulse 2.4s infinite;}
@keyframes livePulse{0%{box-shadow:0 0 0 0 rgba(58,125,84,.45);}70%{box-shadow:0 0 0 7px rgba(58,125,84,0);}100%{box-shadow:0 0 0 0 rgba(58,125,84,0);}}
.live-sep{color:var(--border);}
.kpi .delta{font-size:11px;font-weight:600;margin-top:6px;}
.kpi .delta.up{color:var(--green);}
.kpi .delta.down{color:var(--vermilion);}
.stat-sub{font-size:14px;margin:22px 0 8px;}
.stat-note{font-size:11.5px;color:var(--ink-faint);line-height:1.6;margin:-2px 0 12px;max-width:660px;}
.funnel{display:flex;flex-direction:column;gap:8px;}
.funnel-row{display:grid;grid-template-columns:110px 1fr 96px;align-items:center;gap:12px;}
.funnel-label{font-size:12.5px;color:var(--ink-2);}
.funnel-track{height:20px;background:var(--bg);border-radius:5px;overflow:hidden;}
.funnel-bar{height:100%;border-radius:5px;transition:width .3s;}
.funnel-num{font-size:12.5px;font-family:Georgia,serif;text-align:right;color:var(--ink);}
.funnel-num span{color:var(--ink-faint);font-family:inherit;font-size:11px;}
.spark{display:flex;align-items:flex-end;gap:3px;height:96px;padding:8px 0 0;border-bottom:1px solid var(--border);overflow-x:auto;}
.spark-col{flex:1;min-width:8px;display:flex;flex-direction:column;justify-content:flex-end;height:100%;}
.spark-stack{display:flex;align-items:flex-end;gap:1px;height:72px;}
.spark-bar{flex:1;background:var(--gold);border-radius:1px 1px 0 0;min-height:1px;opacity:.85;}
.spark-bar.tool{background:var(--vermilion);opacity:1;}
.spark-x{font-size:9px;color:var(--ink-faint);text-align:center;margin-top:4px;line-height:1;}
.spark-x.is-today{color:var(--vermilion);font-weight:700;}
.spark-legend{display:flex;gap:16px;font-size:11px;color:var(--ink-faint);margin-top:8px;}
.spark-legend .sw{display:inline-block;width:9px;height:9px;border-radius:2px;margin-right:5px;vertical-align:middle;}

@media(max-width:760px){
  h1{font-size:var(--fs-xl,1.75rem);}
  .tool{padding:24px 18px;}
  .card p,.compliance,.result-desc{font-size:14px;}

  .nav-burger{display:flex;}
  .nav-links{
    display:none;position:absolute;left:0;right:0;top:100%;
    flex-direction:column;align-items:stretch;gap:0;
    background:var(--card);border-bottom:1px solid var(--border);
    box-shadow:0 18px 40px -28px rgba(38,34,28,.5);
    padding:6px 22px 18px;max-height:calc(100vh - 84px);overflow-y:auto;
  }
  .nav-links.is-open{display:flex;}
  .nav-links>a{padding:13px 0;border-bottom:1px solid var(--border);font-size:15px;}
  .nav-group{width:100%;display:block;}
  .nav-drop{width:100%;padding:13px 0;border-bottom:1px solid var(--border);font-size:15px;justify-content:space-between;}
  .nav-sub{position:static;display:flex;border:0;box-shadow:none;background:none;padding:4px 0 6px 14px;min-width:0;}
  .nav-sub a{padding:9px 0;font-size:14px;}
  .nav-links .lang-switch{margin-top:14px;text-align:center;}
}

.nav-links .lang-switch{display:inline-block;border:1px solid var(--border);border-radius:20px;padding:2px 12px;font-size:12px;font-weight:600;color:var(--vermilion);background:var(--card);}
.nav-links .lang-switch:hover{border-color:var(--vermilion);background:var(--vermilion-soft);}

/* classical studies band (link to Celestial Atlas) */
.classical-band{display:flex;gap:22px;align-items:center;justify-content:space-between;flex-wrap:wrap;background:linear-gradient(135deg,#f9f5ed,#efe6d6);border:1px solid var(--border);border-left:4px solid var(--gold);border-radius:14px;padding:24px 28px;box-shadow:var(--shadow);margin:34px 0 6px;}
.classical-band h3,.classical-band h4{font-family:Georgia,serif;font-size:19px;font-weight:700;margin:0 0 6px;color:var(--ink);}
.classical-band p{margin:0 0 0 0;font-size:13px;color:var(--ink-2);line-height:1.7;max-width:660px;}
.classical-band .btn{flex:none;}
.nav-links .nav-ext{opacity:.9;}
.nav-links .nav-ext:hover{opacity:1;}

/* ---- utilities: prefer these over inline spacing ---- */
.mt-1{margin-top:var(--sp-1,4px);} .mt-2{margin-top:var(--sp-2,8px);} .mt-3{margin-top:var(--sp-3,12px);}
.mt-4{margin-top:var(--sp-4,16px);} .mt-5{margin-top:var(--sp-5,24px);} .mt-6{margin-top:var(--sp-6,32px);}
.mb-3{margin-bottom:var(--sp-3,12px);} .mb-4{margin-bottom:var(--sp-4,16px);} .mb-5{margin-bottom:var(--sp-5,24px);}
.ml-3{margin-left:var(--sp-3,12px);}
.text-xs{font-size:var(--fs-xs,0.75rem);} .text-sm{font-size:var(--fs-sm,0.875rem);}
.muted{color:var(--ink-2);}
.measure{max-width:var(--w-text,660px);}
.band-actions{display:flex;flex-direction:column;gap:var(--sp-3,12px);align-items:stretch;}