@import url('https://fonts.googleapis.com/css2?family=Fraunces:opsz,wght@9..144,400;9..144,500;9..144,600;9..144,700&family=Inter:wght@400;450;500;600;700&display=swap');
  @import url('https://cdnjs.cloudflare.com/ajax/libs/tabler-icons/3.7.0/tabler-icons.min.css');
  :root {
    --paper:#f6f3ec; --paper-2:#fffdf8; --ink:#1c2230; --ink-soft:#4a5366; --ink-faint:#8a92a3;
    --line:#e4ddd0; --line-2:#d8cfbe;
    --sage:#5f7a5b; --sage-soft:#e7eee2; --amber:#c97a2b; --amber-soft:#f6e7d4;
    --rose:#b0524e; --rose-soft:#f3ddda; --blue:#3a5573; --blue-soft:#dfe7ef;
    --gold:#b08a3e; --plum:#7a5a9a; --plum-soft:#efe6f5; --teal:#3f7a72; --teal-soft:#dcefea;
    --shadow:0 1px 2px rgba(28,34,48,.06),0 4px 16px rgba(28,34,48,.06);
    --shadow-lg:0 8px 40px rgba(28,34,48,.18); --r:12px; --r-sm:8px;
  }
  *{box-sizing:border-box;margin:0;padding:0}
  body{font-family:'Inter',-apple-system,sans-serif;background:var(--paper);color:var(--ink);-webkit-font-smoothing:antialiased;font-size:14px;line-height:1.5}
  .serif{font-family:'Fraunces',Georgia,serif}
  .app{display:flex;min-height:100vh}

  /* sidebar */
  .sidebar{width:230px;background:var(--ink);color:#c9cedb;flex-shrink:0;display:flex;flex-direction:column;padding:22px 14px;position:sticky;top:0;height:100vh;overflow-y:auto}
  .brand{display:flex;align-items:center;gap:10px;padding:0 8px 20px}
  .brand-mark{width:30px;height:30px;border-radius:9px;flex-shrink:0;background:linear-gradient(135deg,var(--sage),var(--gold));display:grid;place-items:center;color:#fff;font-weight:700;font-size:16px;font-family:'Fraunces',serif}
  .brand-name{font-family:'Fraunces',serif;font-weight:600;font-size:17px;color:#fff}
  .brand-sub{font-size:11px;color:#7b8499;margin-top:-2px}
  .nav-label{font-size:10.5px;text-transform:uppercase;letter-spacing:.9px;color:#6b7488;padding:14px 10px 6px}
  .nav-item{display:flex;align-items:center;gap:11px;padding:9px 10px;border-radius:var(--r-sm);color:#c9cedb;cursor:pointer;font-weight:450;font-size:13.5px;transition:all .15s;margin-bottom:1px;border:none;background:none;width:100%;text-align:left;font-family:inherit}
  .nav-item:hover{background:rgba(255,255,255,.06);color:#fff}
  .nav-item.active{background:rgba(255,255,255,.1);color:#fff}
  .nav-item .ic{width:17px;height:17px;opacity:.85;flex-shrink:0}
  .nav-item .badge-n{margin-left:auto;color:#fff;font-size:11px;font-weight:600;padding:1px 7px;border-radius:20px}
  .b-amber{background:var(--amber)} .b-rose{background:var(--rose)} .b-sage{background:var(--sage)}
  .sidebar-foot{margin-top:auto;padding:12px 10px 0;border-top:1px solid rgba(255,255,255,.08)}
  .me{display:flex;align-items:center;gap:10px}
  .me .av{width:30px;height:30px;border-radius:50%;background:var(--blue);color:#fff;display:grid;place-items:center;font-weight:600;font-size:12px}
  .me-name{font-size:13px;color:#e6e9f0;font-weight:500}
  .me-role{font-size:11px;color:#7b8499}

  .main{flex:1;min-width:0;display:flex;flex-direction:column}
  .topbar{background:var(--paper);border-bottom:1px solid var(--line);padding:16px 28px;display:flex;align-items:center;gap:18px;position:sticky;top:0;z-index:20}
  .page-title{font-family:'Fraunces',serif;font-size:22px;font-weight:600}
  .page-sub{font-size:13px;color:var(--ink-soft);margin-top:1px}
  .search{margin-left:auto;display:flex;align-items:center;gap:8px;background:var(--paper-2);border:1px solid var(--line-2);border-radius:20px;padding:7px 14px;width:220px;color:var(--ink-faint)}
  .search input{border:none;background:none;outline:none;font-family:inherit;font-size:13px;width:100%;color:var(--ink)}
  .btn{border:1px solid var(--line-2);background:var(--paper-2);color:var(--ink);padding:8px 14px;border-radius:var(--r-sm);font-family:inherit;font-size:13px;font-weight:500;cursor:pointer;transition:all .15s;display:inline-flex;align-items:center;gap:7px}
  .btn:hover{border-color:var(--ink-faint)}
  .btn-primary{background:var(--ink);color:#fff;border-color:var(--ink)}
  .btn-primary:hover{background:#2a3142}
  .btn-sage{background:var(--sage);color:#fff;border-color:var(--sage)}
  .btn-sage:hover{filter:brightness(1.08)}
  .content{padding:24px 28px 70px;flex:1}
  .view{display:none} .view.active{display:block;animation:fade .25s ease}
  @keyframes fade{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}

  /* AI strip */
  .ai-strip{background:linear-gradient(100deg,#2a3550,#1c2230);border-radius:var(--r);padding:15px 20px;margin-bottom:20px;color:#fff;display:flex;align-items:center;gap:16px;position:relative;overflow:hidden}
  .ai-strip::after{content:'';position:absolute;right:-40px;top:-40px;width:180px;height:180px;background:radial-gradient(circle,rgba(176,138,62,.3),transparent 70%)}
  .ai-orb{width:38px;height:38px;border-radius:11px;flex-shrink:0;background:linear-gradient(135deg,var(--gold),var(--sage));display:grid;place-items:center;font-size:19px;z-index:1}
  .ai-strip .txt{z-index:1} .ai-strip .lead{font-weight:600;font-size:14.5px} .ai-strip .sub{font-size:12.5px;color:#b9c0d0;margin-top:1px}
  .ai-strip .acts{margin-left:auto;z-index:1;display:flex;gap:8px}
  .chip-ai{background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.18);color:#fff;padding:6px 13px;border-radius:20px;font-size:12.5px;font-weight:500;cursor:pointer;transition:all .15s}
  .chip-ai:hover{background:rgba(255,255,255,.22)}

  /* board */
  .board-bar{display:flex;align-items:center;gap:12px;margin-bottom:16px;flex-wrap:wrap}
  .seg{display:flex;background:var(--paper-2);border:1px solid var(--line-2);border-radius:20px;padding:3px}
  .seg button{border:none;background:none;padding:6px 14px;border-radius:18px;font-family:inherit;font-size:12.5px;font-weight:500;color:var(--ink-soft);cursor:pointer}
  .seg button.on{background:var(--ink);color:#fff}
  .filter-chip{display:inline-flex;align-items:center;gap:6px;background:var(--paper-2);border:1px solid var(--line-2);border-radius:20px;padding:6px 12px;font-size:12.5px;color:var(--ink-soft);cursor:pointer}
  .board{display:grid;grid-template-columns:repeat(6,minmax(165px,1fr));gap:11px;overflow-x:auto;padding-bottom:8px}
  .col{background:rgba(255,255,255,.5);border:1px solid var(--line);border-radius:var(--r);display:flex;flex-direction:column;min-height:440px}
  .col-head{padding:11px 12px 9px;border-bottom:1px solid var(--line)}
  .col-title{display:flex;align-items:center;gap:7px;font-weight:600;font-size:12.5px}
  .col-dot{width:8px;height:8px;border-radius:50%;flex-shrink:0}
  .col-count{margin-left:auto;font-size:11px;color:var(--ink-faint);background:var(--paper);padding:1px 7px;border-radius:12px}
  .col-desc{font-size:10.5px;color:var(--ink-faint);margin-top:4px;line-height:1.35}
  .col-body{padding:9px;display:flex;flex-direction:column;gap:8px;flex:1}
  .card{background:var(--paper-2);border:1px solid var(--line);border-radius:var(--r-sm);padding:10px;cursor:pointer;transition:all .15s;position:relative}
  .card:hover{box-shadow:var(--shadow);border-color:var(--line-2);transform:translateY(-1px)}
  .card-top{display:flex;align-items:center;gap:8px;margin-bottom:9px}
  .card-av{width:30px;height:30px;border-radius:50%;flex-shrink:0;display:grid;place-items:center;font-weight:600;font-size:11px;color:#fff}
  .card-name{font-weight:600;font-size:12.5px;line-height:1.2} .card-campus{font-size:9.5px;color:var(--ink-faint);margin-top:1px}
  .sig-stack{display:flex;flex-direction:column;gap:5px}
  .sig{display:flex;align-items:flex-start;gap:7px;padding:6px 8px;border-radius:7px}
  .sig i{font-size:14px;margin-top:1px;flex-shrink:0}
  .sig-txt{display:flex;flex-direction:column;line-height:1.3;min-width:0}
  .sig-txt b{font-size:11px;font-weight:600}
  .sig-act{font-size:10px;color:var(--ink-soft);margin-top:1px}
  .sig-none{font-size:10.5px;color:var(--ink-faint);font-style:italic;padding:4px 2px}
  .net-pips{display:flex;gap:2px}
  .pip{width:6px;height:6px;border-radius:50%;background:var(--line-2)}
  .pip.on{background:var(--teal)}
  /* info section */
  .info-why{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:14px}
  .why-card{background:var(--paper-2);border:1px solid var(--line);border-radius:var(--r);padding:16px}
  .why-n{font-family:'Fraunces',serif;font-size:28px;font-weight:600;color:var(--blue);line-height:1}
  .why-t{font-size:12.5px;font-weight:600;margin-top:6px}
  .why-d{font-size:11.5px;color:var(--ink-soft);margin-top:6px;line-height:1.45}
  .concept{background:var(--paper-2);border:1px solid var(--line);border-radius:var(--r);padding:16px 18px;margin-bottom:12px;display:flex;gap:14px}
  .concept-ic{width:42px;height:42px;border-radius:11px;flex-shrink:0;display:grid;place-items:center;font-size:20px}
  .concept-h{font-weight:600;font-size:14px;display:flex;align-items:center;gap:8px;flex-wrap:wrap}
  .concept-src{font-size:10px;background:var(--ink);color:#fff;padding:1px 8px;border-radius:10px;font-weight:600}
  .concept-b{font-size:12.5px;color:var(--ink-soft);margin-top:5px;line-height:1.5}
  .concept-why{font-size:12px;color:var(--sage);margin-top:6px;font-weight:500}
  .who{background:var(--paper-2);border:1px solid var(--line);border-radius:var(--r);padding:14px 16px;margin-bottom:10px}
  .who-h{font-weight:600;font-size:13.5px;display:flex;align-items:center;gap:8px}
  .who-tag{font-size:10px;background:var(--sage-soft);color:var(--sage);padding:1px 8px;border-radius:10px;font-weight:600}
  .who-b{font-size:12.5px;color:var(--ink-soft);margin-top:5px;line-height:1.5}

  /* modal */
  .overlay{position:fixed;inset:0;background:rgba(28,34,48,.42);backdrop-filter:blur(3px);z-index:100;display:none;align-items:flex-start;justify-content:center;padding:32px 20px;overflow-y:auto}
  .overlay.open{display:flex;animation:fade .2s}
  .modal{background:var(--paper);border-radius:16px;width:100%;max-width:880px;box-shadow:var(--shadow-lg);overflow:hidden}
  .modal-head{padding:22px 24px;background:var(--paper-2);border-bottom:1px solid var(--line);display:flex;gap:16px;align-items:flex-start}
  .modal-av{width:60px;height:60px;border-radius:16px;display:grid;place-items:center;font-weight:600;font-size:22px;color:#fff;flex-shrink:0;position:relative}
  .modal-x{margin-left:auto;border:none;background:var(--paper);width:32px;height:32px;border-radius:50%;cursor:pointer;color:var(--ink-soft);font-size:18px}
  .modal-x:hover{background:var(--line)}
  .badges{display:flex;gap:6px;flex-wrap:wrap;margin-top:9px}
  .badge{display:inline-flex;align-items:center;gap:5px;font-size:11.5px;font-weight:600;padding:3px 10px;border-radius:20px}
  .badge-stage{background:var(--blue-soft);color:var(--blue)} .badge-bap{background:var(--sage-soft);color:var(--sage)} .badge-serve{background:var(--amber-soft);color:var(--amber)} .badge-app{background:var(--plum-soft);color:var(--plum)} .badge-star{background:var(--amber-soft);color:var(--amber)}
  .modal-body{padding:20px 24px}
  .sec-label{font-size:11px;text-transform:uppercase;letter-spacing:.8px;color:var(--ink-faint);margin-bottom:10px;font-weight:600;display:flex;align-items:center;gap:7px}
  .sec-label .tag{font-size:9px;background:var(--ink);color:#fff;padding:1px 6px;border-radius:10px;letter-spacing:.3px;font-weight:600}

  .grid-2{display:grid;grid-template-columns:1.5fr 1fr;gap:22px}

  /* journey rail */
  .rail{position:relative}
  .rail-step{display:flex;gap:11px;position:relative}
  .rail-step:not(:last-child)::before{content:'';position:absolute;left:7px;top:18px;bottom:-4px;width:2px;background:var(--line-2)}
  .rail-step.done:not(:last-child)::before{background:var(--sage)}
  .rail-dot{width:16px;height:16px;border-radius:50%;flex-shrink:0;border:2px solid var(--line-2);background:var(--paper);margin-top:2px;z-index:1}
  .rail-step.done .rail-dot{background:var(--sage);border-color:var(--sage)}
  .rail-step.current .rail-dot{background:var(--paper);border-color:var(--blue);box-shadow:0 0 0 4px var(--blue-soft)}
  .rail-txt{padding-bottom:13px} .rail-stage{font-weight:600;font-size:13px} .rail-date{font-size:11.5px;color:var(--ink-faint)}
  .rail-step.current .rail-stage{color:var(--blue)}

  /* 5-step leader-helper tracker */
  .hero5{background:var(--plum-soft);border:1px solid #e0d2ee;border-radius:var(--r);padding:14px;margin-top:6px}
  .hero5-title{font-size:12px;font-weight:600;color:var(--plum);margin-bottom:10px;display:flex;align-items:center;gap:6px}
  .hero-step{display:flex;align-items:center;gap:9px;padding:5px 0}
  .hero-num{width:20px;height:20px;border-radius:50%;flex-shrink:0;display:grid;place-items:center;font-size:10px;font-weight:700;background:var(--paper);color:var(--ink-faint);border:1.5px solid var(--line-2)}
  .hero-step.done .hero-num{background:var(--plum);color:#fff;border-color:var(--plum)}
  .hero-step.current .hero-num{background:#fff;color:var(--plum);border-color:var(--plum);box-shadow:0 0 0 3px #e0d2ee}
  .hero-label{font-size:12px;color:var(--ink-soft)}
  .hero-step.current .hero-label{font-weight:600;color:var(--ink)}
  .hero-step.done .hero-label{color:var(--ink-faint)}

  /* 9-box mini grid */
  .ninebox{display:inline-grid;grid-template-columns:repeat(3,26px);grid-template-rows:repeat(3,26px);gap:3px;margin-top:4px}
  .nb-cell{border-radius:4px;background:var(--line);position:relative}
  .nb-cell.here{background:var(--gold);box-shadow:0 0 0 2px var(--amber-soft)}
  .nb-cell.here::after{content:'★';position:absolute;inset:0;display:grid;place-items:center;font-size:12px;color:#fff}
  .nb-axis-y{writing-mode:vertical-rl;transform:rotate(180deg);font-size:9px;color:var(--ink-faint);text-align:center}
  .nb-wrap{display:flex;gap:6px;align-items:center}
  .nb-axis-x{font-size:9px;color:var(--ink-faint);text-align:center;margin-top:4px}

  /* holistic spheres */
  .sphere{display:flex;align-items:center;gap:10px;padding:8px 0;border-bottom:1px solid var(--line)}
  .sphere:last-child{border:none}
  .sphere-ic{width:30px;height:30px;border-radius:9px;flex-shrink:0;display:grid;place-items:center;font-size:15px}
  .sphere-body{flex:1;min-width:0}
  .sphere-name{font-size:12.5px;font-weight:600}
  .sphere-status{font-size:11px;color:var(--ink-faint)}
  .sphere-bar{width:54px;height:6px;background:var(--line);border-radius:4px;overflow:hidden;flex-shrink:0}
  .sphere-fill{height:100%;border-radius:4px}
  .sphere-gap{font-size:10px;color:var(--amber);font-weight:600;flex-shrink:0}

  /* support network 5:1 */
  .net-grid{display:flex;gap:8px;flex-wrap:wrap}
  .net-person{display:flex;align-items:center;gap:8px;background:var(--paper-2);border:1px solid var(--line);border-radius:30px;padding:5px 12px 5px 5px}
  .net-av{width:26px;height:26px;border-radius:50%;display:grid;place-items:center;font-weight:600;font-size:10px;color:#fff}
  .net-info{line-height:1.1}
  .net-name{font-size:12px;font-weight:600} .net-role{font-size:10px;color:var(--ink-faint)}
  .net-empty{display:flex;align-items:center;gap:7px;border:1.5px dashed var(--line-2);border-radius:30px;padding:7px 14px;color:var(--ink-faint);font-size:12px;cursor:pointer}
  .net-empty:hover{border-color:var(--teal);color:var(--teal)}

  .info-row{display:flex;justify-content:space-between;padding:7px 0;border-bottom:1px solid var(--line);font-size:12.5px}
  .info-row:last-child{border:none} .info-k{color:var(--ink-soft)} .info-v{font-weight:500}

  .note{background:var(--paper-2);border:1px solid var(--line);border-radius:var(--r-sm);padding:10px 12px;margin-bottom:8px}
  .note-meta{font-size:11px;color:var(--ink-faint);margin-bottom:4px} .note-body{font-size:12.5px}

  .ai-card{background:linear-gradient(120deg,#2a3550,#1c2230);border-radius:var(--r);padding:15px;color:#fff;margin-bottom:16px}
  .ai-card .h{display:flex;align-items:center;gap:8px;font-weight:600;font-size:13px;margin-bottom:8px}
  .ai-card .b{font-size:12.5px;color:#c4cad8;line-height:1.5}
  .ai-card .draft{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.14);border-radius:var(--r-sm);padding:10px;font-size:12.5px;color:#e6e9f0;margin-top:10px;font-style:italic}
  .ai-card .row{display:flex;gap:8px;margin-top:10px;flex-wrap:wrap}
  .btn-ghost{background:rgba(255,255,255,.1);color:#fff;border-color:rgba(255,255,255,.2)}

  /* GROW huddle */
  .grow{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-top:6px}
  .grow-cell{background:var(--paper-2);border:1px solid var(--line);border-radius:var(--r-sm);padding:11px}
  .grow-l{font-size:10px;text-transform:uppercase;letter-spacing:.6px;color:var(--teal);font-weight:700;margin-bottom:4px}
  .grow-q{font-size:11.5px;color:var(--ink-soft);line-height:1.4}

  /* mentor chain */
  .tree-wrap{background:rgba(255,255,255,.5);border:1px solid var(--line);border-radius:var(--r);padding:28px;overflow-x:auto}
  .gen-label{font-size:11px;text-transform:uppercase;letter-spacing:.8px;color:var(--ink-faint);font-weight:600;margin-bottom:14px}
  .node{display:inline-flex;align-items:center;gap:9px;background:var(--paper-2);border:1px solid var(--line-2);border-radius:30px;padding:6px 14px 6px 6px;box-shadow:var(--shadow);cursor:pointer;transition:all .15s}
  .node:hover{border-color:var(--blue);transform:translateY(-1px)}
  .node-av{width:30px;height:30px;border-radius:50%;display:grid;place-items:center;font-weight:600;font-size:12px;color:#fff}
  .node-name{font-weight:600;font-size:13px} .node-role{font-size:11px;color:var(--ink-faint)}
  .tree-row{display:flex;align-items:flex-start}
  .tree-col{display:flex;flex-direction:column;align-items:flex-start}
  .connector-line{width:32px;height:2px;background:var(--line-2);margin-top:21px;flex-shrink:0}
  .branch{display:flex;flex-direction:column;gap:14px}
  .hint{font-size:12px;color:var(--ink-faint);margin-top:22px;font-style:italic}

  /* stats */
  .stats{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-bottom:22px}
  .stat{background:var(--paper-2);border:1px solid var(--line);border-radius:var(--r);padding:15px 17px}
  .stat-k{font-size:12px;color:var(--ink-soft);display:flex;align-items:center;gap:6px}
  .stat-v{font-family:'Fraunces',serif;font-size:29px;font-weight:600;margin-top:5px;line-height:1}
  .stat-sub{font-size:11.5px;margin-top:5px;display:inline-flex;align-items:center;gap:4px}
  .up{color:var(--sage)} .warn{color:var(--amber)}

  /* groups */
  .grp-list{display:flex;flex-direction:column;gap:10px}
  .grp{background:var(--paper-2);border:1px solid var(--line);border-radius:var(--r);padding:14px 16px;display:flex;align-items:center;gap:16px}
  .grp.alert{border-color:var(--amber)}
  .grp-name{font-weight:600;font-size:14px} .grp-leader{font-size:12px;color:var(--ink-soft);margin-top:2px}
  .ratio-box{margin-left:auto;text-align:right}
  .ratio-v{font-family:'Fraunces',serif;font-size:20px;font-weight:600} .ratio-l{font-size:11px;color:var(--ink-faint)}
  .ratio-bar{width:120px;height:6px;background:var(--line);border-radius:4px;overflow:hidden;margin-top:8px}
  .ratio-fill{height:100%;border-radius:4px}

  /* care */
  .care-card{background:var(--paper-2);border:1px solid var(--amber);border-radius:var(--r);padding:14px 16px;margin-bottom:12px}
  .care-top{display:flex;align-items:center;gap:12px}
  .care-draft{background:var(--paper);border:1px dashed var(--line-2);border-radius:8px;padding:10px 12px;font-size:12.5px;font-style:italic;color:var(--ink-soft);margin:11px 0}
  .care-acts{display:flex;gap:8px;flex-wrap:wrap}

  .toast{position:fixed;bottom:24px;left:50%;transform:translateX(-50%) translateY(80px);background:var(--ink);color:#fff;padding:12px 20px;border-radius:30px;font-size:13px;font-weight:500;box-shadow:var(--shadow-lg);transition:transform .3s;z-index:200;display:flex;align-items:center;gap:9px}
  .toast.show{transform:translateX(-50%) translateY(0)}

  .legend{display:flex;gap:14px;flex-wrap:wrap;margin-top:14px;font-size:11.5px;color:var(--ink-faint)}
  .legend span{display:inline-flex;align-items:center;gap:5px}
  .legend .sw{width:14px;height:5px;border-radius:3px}
  /* highlighted "start here" nav */
  .nav-start{position:relative;overflow:hidden;margin-bottom:10px;color:#fff !important;font-weight:600;background:linear-gradient(100deg,var(--sage),var(--gold));border:none}
  .nav-start .ic{opacity:1}
  .nav-start:hover{filter:brightness(1.06);background:linear-gradient(100deg,var(--sage),var(--gold))}
  .nav-start::after{content:'';position:absolute;top:0;left:-60%;width:50%;height:100%;background:linear-gradient(100deg,transparent,rgba(255,255,255,.45),transparent);transform:skewX(-18deg);animation:shimmer 2.6s ease-in-out infinite}
  @keyframes shimmer{0%{left:-60%}55%{left:130%}100%{left:130%}}
  @media (prefers-reduced-motion:reduce){.nav-start::after{animation:none}}

  /* hamburger + scrim (hidden on desktop) */
  .hamburger{display:none;background:none;border:none;color:var(--ink);cursor:pointer;padding:6px;margin:-6px 0 -6px -6px;border-radius:8px;flex-shrink:0}
  .hamburger:hover{background:var(--paper-2)}
  .sidebar-scrim{display:none;position:fixed;inset:0;background:rgba(20,24,34,.5);z-index:40;opacity:0;transition:opacity .25s}
  .sidebar-scrim.open{display:block;opacity:1}

  @media (max-width:920px){
    .grid-2{grid-template-columns:1fr}.stats{grid-template-columns:repeat(2,1fr)}.grow{grid-template-columns:1fr}
    .hamburger{display:inline-flex;align-items:center}
    .sidebar{position:fixed;top:0;left:0;height:100vh;height:100dvh;z-index:50;transform:translateX(-100%);transition:transform .28s ease;box-shadow:0 0 40px rgba(0,0,0,.3);width:264px}
    .sidebar.open{transform:translateX(0)}
    .topbar{padding:14px 16px;gap:12px}
    .search{display:none}
    .topbar .btn-primary{padding:8px 12px;font-size:13px;white-space:nowrap}
    .page-title{font-size:17px}
    .page-sub{font-size:11.5px}
    .content{padding:18px 16px 70px}
    .ai-strip{flex-direction:column;align-items:flex-start;gap:10px}
    .ai-strip .acts{width:100%}
    .info-why{grid-template-columns:1fr 1fr}
    #view-chain>div:first-child{grid-template-columns:1fr !important}
  }
  @media (max-width:560px){
    .stats{grid-template-columns:1fr}
    .info-why{grid-template-columns:1fr}
    .board{display:flex;flex-direction:column;gap:14px}
    .topbar .btn-primary{font-size:0;padding:9px 11px}
    .topbar .btn-primary::before{content:'+';font-size:18px;font-weight:600}
    .overlay{padding:0}
    .modal{border-radius:0;min-height:100vh;min-height:100dvh}
    .grow{grid-template-columns:1fr}
    .seg{overflow-x:auto;max-width:100%;-webkit-overflow-scrolling:touch}
    .seg button{white-space:nowrap}
    /* stack inline two/three-column grids inside content & modal */
    .content [style*="grid-template-columns"],
    .modal [style*="grid-template-columns"]{grid-template-columns:1fr !important}
    /* but keep the 9-box grid as a real 3x3 */
    .ninebox{grid-template-columns:repeat(3,26px) !important}
  }