/* ===== Fonts ===== */
  /* External font loading is intentionally omitted: use native Georgia fallback offline. */

  /* ===== Design tokens ===== */
  :root{
    --ink:#1c1c28;
    --ink-soft:#52526a;
    --header-1:#322e5e;
    --header-2:#574f8f;
    --twilight-top:#e9ecf7;
    --twilight-bot:#f4eef1;
    --bot-bubble:#ffffff;
    --user-bubble:#dfe4ff;
    --user-ink:#23264d;
    --accent:#6b5cc4;       /* soft violet, primary action */
    --accent-press:#5848ad;
    --gold:#f0c069;         /* moon / streak */
    --gold-deep:#d6a14a;
    --line:#e7e3ef;
    --cream:#fbf6ec;        /* storybook page */
    --serif:'Fraunces', Georgia, 'Times New Roman', serif;
    --sans:-apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    --shadow:0 1px 1.5px rgba(40,30,70,.10);
  }

  *{box-sizing:border-box;-webkit-tap-highlight-color:transparent;}
  html,body{margin:0;height:100%;}
  body{
    font-family:var(--sans);
    color:var(--ink);
    background:
      radial-gradient(1200px 700px at 20% -10%, #2b2750, #1a1730 60%, #14122a 100%);
    display:flex;align-items:center;justify-content:center;
    min-height:100dvh;padding:18px;
  }

  /* ===== Phone frame ===== */
  .phone{
    position:relative;
    width:392px;max-width:100%;
    height:792px;max-height:calc(100dvh - 32px);
    background:#fff;border-radius:40px;
    box-shadow:0 30px 80px rgba(0,0,0,.5), 0 2px 0 rgba(255,255,255,.06) inset;
    overflow:hidden;
    display:flex;flex-direction:column;
    border:1px solid rgba(255,255,255,.08);
  }
  @media (max-width:440px){
    body{padding:0;}
    .phone{width:100%;height:100dvh;max-height:none;border-radius:0;border:none;}
  }

  /* status bar */
  .statusbar{
    height:26px;flex:0 0 auto;
    background:var(--header-1);
    display:flex;align-items:center;justify-content:space-between;
    padding:0 20px;color:#fff;font-size:12px;font-weight:600;letter-spacing:.2px;
  }
  .statusbar .right{display:flex;gap:5px;align-items:center;opacity:.9;font-weight:500;}

  /* chat header */
  .chathead{
    flex:0 0 auto;
    background:linear-gradient(120deg,var(--header-1),var(--header-2));
    color:#fff;padding:9px 12px 11px;display:flex;align-items:center;gap:11px;
    box-shadow:0 2px 10px rgba(20,15,45,.25);z-index:3;
  }
  .chathead .back{font-size:22px;opacity:.85;width:18px;text-align:center;cursor:pointer;}
  .avatar{
    width:42px;height:42px;border-radius:50%;flex:0 0 auto;
    background:radial-gradient(circle at 34% 32%, #fbe7b0, var(--gold) 55%, var(--gold-deep));
    display:flex;align-items:center;justify-content:center;font-size:22px;
    box-shadow:0 0 0 2px rgba(255,255,255,.18), 0 0 18px rgba(240,192,105,.5);
    position:relative;
  }
  .avatar.glow{animation:moonglow 2.4s ease-in-out infinite;}
  @keyframes moonglow{0%,100%{box-shadow:0 0 0 2px rgba(255,255,255,.18),0 0 12px rgba(240,192,105,.4);}50%{box-shadow:0 0 0 2px rgba(255,255,255,.22),0 0 26px rgba(240,192,105,.85);}}
  .htext{display:flex;flex-direction:column;line-height:1.15;min-width:0;}
  .hname{font-family:var(--serif);font-weight:600;font-size:18px;letter-spacing:.2px;}
  .hstatus{font-size:12px;opacity:.8;margin-top:2px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
  .hspace{flex:1;}
  .hbtn{font-size:18px;opacity:.85;cursor:pointer;padding:6px;border-radius:50%;}
  .hbtn:active{background:rgba(255,255,255,.15);}

  /* chat area */
  .chat{
    flex:1 1 auto;overflow-y:auto;overflow-x:hidden;
    background:
      radial-gradient(120px 120px at 84% 8%, rgba(240,192,105,.16), transparent 70%),
      linear-gradient(180deg,var(--twilight-top),var(--twilight-bot));
    padding:14px 12px 8px;
    scroll-behavior:smooth;
  }
  /* faint stars on wallpaper */
  .chat::before{
    content:"";position:absolute;inset:0;pointer-events:none;opacity:.5;
    background-image:
      radial-gradient(1.4px 1.4px at 18% 14%, rgba(90,80,140,.5), transparent),
      radial-gradient(1.2px 1.2px at 67% 9%, rgba(90,80,140,.45), transparent),
      radial-gradient(1.3px 1.3px at 40% 22%, rgba(90,80,140,.35), transparent),
      radial-gradient(1.1px 1.1px at 88% 30%, rgba(90,80,140,.3), transparent);
    z-index:0;
  }
  .chat-inner{position:relative;z-index:1;display:flex;flex-direction:column;gap:10px;min-height:100%;}

  .daydiv{align-self:center;background:rgba(60,52,100,.16);color:#4a4570;font-size:12px;
    padding:3px 12px;border-radius:12px;margin:6px 0 10px;backdrop-filter:blur(2px);}

  /* message rows */
  .row{display:flex;width:100%;animation:pop .26s cubic-bezier(.2,.8,.2,1);}
  .row.in{justify-content:flex-start;}
  .row.out{justify-content:flex-end;}
  @keyframes pop{from{opacity:0;transform:translateY(8px) scale(.98);}to{opacity:1;transform:none;}}

  .bubble{
    max-width:80%;padding:8px 12px 9px;border-radius:16px;font-size:15px;line-height:1.4;
    box-shadow:var(--shadow);position:relative;word-wrap:break-word;
  }
  .in .bubble{background:var(--bot-bubble);color:var(--ink);border-bottom-left-radius:5px;}
  .out .bubble{background:var(--user-bubble);color:var(--user-ink);border-bottom-right-radius:5px;}
  .bubble b{font-weight:600;}
  .bubble .small{display:block;font-size:12.5px;color:var(--ink-soft);margin-top:3px;}
  .time{font-size:10.5px;color:rgba(80,70,110,.55);text-align:right;margin-top:3px;margin-left:8px;float:right;}
  .out .time{color:rgba(40,40,90,.45);}

  /* typing indicator */
  .typing{display:flex;gap:4px;align-items:center;padding:11px 14px;}
  .typing span{width:7px;height:7px;border-radius:50%;background:#b8b2cf;animation:blink 1.2s infinite;}
  .typing span:nth-child(2){animation-delay:.2s;}
  .typing span:nth-child(3){animation-delay:.4s;}
  @keyframes blink{0%,60%,100%{opacity:.35;transform:translateY(0);}30%{opacity:1;transform:translateY(-3px);}}

  /* inline keyboard */
  .kbd{display:flex;flex-direction:column;gap:6px;margin:5px 0 8px;align-self:flex-start;width:80%;max-width:80%;}
  .kbd.wrap{flex-direction:row;flex-wrap:wrap;}
  .kbtn{
    background:#fff;color:var(--accent);border:none;border-radius:13px;
    padding:11px 14px;font-size:14.5px;font-weight:600;font-family:var(--sans);
    cursor:pointer;box-shadow:var(--shadow);text-align:center;flex:1 1 auto;
    transition:transform .08s, background .15s;
  }
  .kbd.wrap .kbtn{flex:1 1 40%;}
  .kbtn:active{transform:scale(.97);background:#f3f0fb;}
  .kbtn.primary{background:var(--accent);color:#fff;}
  .kbtn.primary:active{background:var(--accent-press);}
  .kbtn .ic{margin-right:5px;}

  /* story card */
  .card{
    background:#fff;border-radius:16px;box-shadow:var(--shadow);overflow:hidden;
    max-width:82%;align-self:flex-start;margin:2px 0 4px;border-bottom-left-radius:5px;
  }
  .card .cover{
    height:96px;display:flex;align-items:flex-end;padding:10px 14px;
    background:linear-gradient(135deg,#4a4488,#6f5fb0 70%,#caa86a);
    color:#fff;position:relative;overflow:hidden;
  }
  .card .cover .ill{position:absolute;right:10px;top:6px;font-size:42px;filter:drop-shadow(0 2px 6px rgba(0,0,0,.25));}
  .card .cover .ct{font-family:var(--serif);font-size:19px;font-weight:600;line-height:1.15;z-index:1;max-width:75%;}
  .card .meta{padding:9px 14px 4px;font-size:12.5px;color:var(--ink-soft);}
  .card .cbtns{display:flex;gap:8px;padding:8px 12px 12px;}
  .card .cbtns .kbtn{box-shadow:none;border:1px solid var(--line);}
  .card .cbtns .kbtn.primary{border-color:transparent;}

  /* streak card */
  .streak{
    align-self:flex-start;max-width:82%;background:linear-gradient(160deg,#332e5e,#534a8e);
    color:#fff;border-radius:16px;border-bottom-left-radius:5px;padding:16px 16px 14px;
    box-shadow:0 6px 20px rgba(40,30,80,.3);text-align:center;margin:3px 0 5px;position:relative;overflow:hidden;
  }
  .streak .moon{font-size:34px;display:block;animation:rise .7s cubic-bezier(.2,.8,.2,1);}
  @keyframes rise{from{transform:translateY(12px) scale(.6);opacity:0;}to{transform:none;opacity:1;}}
  .streak .num{font-family:var(--serif);font-size:30px;font-weight:600;margin:2px 0 1px;
    text-shadow:0 0 22px rgba(240,192,105,.7);}
  .streak .lbl{font-size:13.5px;opacity:.9;}
  .stars{display:flex;justify-content:center;gap:7px;margin:11px 0 2px;}
  .stars .s{font-size:16px;opacity:.25;transform:scale(.8);transition:all .3s;}
  .stars .s.lit{opacity:1;transform:scale(1);filter:drop-shadow(0 0 6px rgba(240,192,105,.9));color:var(--gold);}

  /* tip pill (micro-learning) */
  .tip{
    align-self:flex-start;max-width:82%;background:#fff;border-left:3px solid var(--gold-deep);
    border-radius:12px;border-bottom-left-radius:5px;padding:9px 13px;font-size:13.5px;color:var(--ink-soft);
    box-shadow:var(--shadow);margin:2px 0 5px;line-height:1.42;
  }
  .tip b{color:var(--ink);}

  /* input bar */
  .inputbar{
    flex:0 0 auto;background:#fff;border-top:1px solid var(--line);
    padding:8px 10px;display:flex;align-items:center;gap:8px;
  }
  .inputbar .field{
    flex:1;background:#f1eef7;border-radius:20px;padding:10px 14px;font-size:15px;color:var(--ink);
    border:none;outline:none;font-family:var(--sans);
  }
  .inputbar .field::placeholder{color:#a39fb8;}
  .inputbar .field:disabled{opacity:.7;}
  .inputbar .send{
    width:40px;height:40px;border-radius:50%;border:none;background:var(--accent);color:#fff;
    font-size:18px;cursor:pointer;flex:0 0 auto;display:flex;align-items:center;justify-content:center;
    transition:transform .08s, opacity .15s;
  }
  .inputbar .send:active{transform:scale(.92);}
  .inputbar .send:disabled{opacity:.4;cursor:default;}

  /* ===== Reading overlay ===== */
  .reader{
    position:absolute;inset:0;z-index:20;background:var(--cream);
    transform:translateY(100%);transition:transform .4s cubic-bezier(.2,.8,.2,1);
    display:flex;flex-direction:column;
  }
  .reader.open{transform:none;}
  .reader .rhead{
    flex:0 0 auto;display:flex;align-items:center;gap:10px;padding:14px 16px 10px;
    border-bottom:1px solid #ece2cf;background:#fdf9f0;
  }
  .reader .rclose{font-size:24px;cursor:pointer;color:#8a7d63;width:24px;}
  .reader .rtitle{font-family:var(--serif);font-size:18px;font-weight:600;color:#3a3322;}
  .reader .rmeta{font-size:12px;color:#9a8e74;margin-left:auto;}
  .reader .rbody{
    flex:1 1 auto;overflow-y:auto;padding:20px 22px 16px;
    font-family:var(--serif);font-size:18.5px;line-height:1.66;color:#3a3322;
  }
  .reader .rbody p{margin:0 0 16px;}
  .reader .rbody .ill{font-size:46px;text-align:center;margin:6px 0 14px;}
  .reader .rbody .q{
    font-family:var(--sans);font-size:14.5px;color:#7a6f57;background:#f3ead7;
    border-radius:12px;padding:12px 14px;margin-top:6px;line-height:1.45;
  }
  .reader .rbody .q b{color:#5b5132;}
  .reader .rfoot{flex:0 0 auto;padding:12px 16px calc(14px + env(safe-area-inset-bottom));background:#fdf9f0;border-top:1px solid #ece2cf;}
  .reader .rfoot .done{
    width:100%;background:var(--accent);color:#fff;border:none;border-radius:14px;
    padding:14px;font-size:16px;font-weight:600;cursor:pointer;font-family:var(--sans);
  }
  .reader .rfoot .done:active{background:var(--accent-press);}

  /* audio player (listen-together) */
  .player{display:flex;align-items:center;gap:11px;background:#f3ead7;border-radius:14px;padding:10px 12px;margin-bottom:16px;}
  .player .pp{width:38px;height:38px;border-radius:50%;background:var(--accent);color:#fff;border:none;font-size:16px;cursor:pointer;flex:0 0 auto;}
  .player .ptrack{flex:1;}
  .player .pbar{height:5px;background:#dfd2b6;border-radius:3px;overflow:hidden;}
  .player .pfill{height:100%;width:0;background:var(--gold-deep);transition:width .25s linear;}
  .player .plabel{font-family:var(--sans);font-size:11.5px;color:#9a8e74;margin-top:5px;}

  /* ===== Video overlay ===== */
  .video{
    position:absolute;inset:0;z-index:25;background:#15132a;color:#fff;
    transform:translateY(100%);transition:transform .4s cubic-bezier(.2,.8,.2,1);
    display:flex;flex-direction:column;
  }
  .video.open{transform:none;}
  .video .vtop{padding:14px 16px;display:flex;align-items:center;gap:10px;}
  .video .vclose{font-size:24px;cursor:pointer;width:24px;opacity:.8;}
  .video .vtitle{font-size:15px;font-weight:600;}
  .video .vmain{flex:1;display:flex;flex-direction:column;padding:0 14px 14px;gap:10px;min-height:0;}
  .video .selfbook{
    flex:1;border-radius:16px;background:linear-gradient(135deg,#3a3470,#6256a4);
    display:flex;flex-direction:column;align-items:center;justify-content:center;gap:10px;
    position:relative;overflow:hidden;
  }
  .video .selfbook .page{font-size:54px;}
  .video .selfbook .cap{font-family:var(--serif);font-size:18px;text-align:center;padding:0 24px;line-height:1.3;}
  .video .pip{
    position:absolute;right:12px;bottom:12px;width:92px;height:120px;border-radius:12px;
    background:linear-gradient(160deg,#caa86a,#8a6f3d);display:flex;align-items:center;justify-content:center;
    font-size:34px;box-shadow:0 6px 18px rgba(0,0,0,.4);border:2px solid rgba(255,255,255,.25);
  }
  .video .vcaption{text-align:center;font-size:13.5px;opacity:.85;line-height:1.45;padding:0 8px;}
  .video .vctrl{display:flex;justify-content:center;gap:18px;padding:4px 0 2px;}
  .video .vc{width:52px;height:52px;border-radius:50%;border:none;font-size:20px;cursor:pointer;color:#fff;background:rgba(255,255,255,.15);}
  .video .vc.end{background:#d9534f;}
  .video .vc:active{transform:scale(.93);}

  /* ===== Shop overlay ===== */
  .shop{
    position:absolute;inset:0;z-index:22;background:#f6f4fb;
    transform:translateY(100%);transition:transform .4s cubic-bezier(.2,.8,.2,1);
    display:flex;flex-direction:column;
  }
  .shop.open{transform:none;}
  .shhead{
    flex:0 0 auto;display:flex;align-items:center;gap:12px;padding:14px 16px;
    background:linear-gradient(120deg,var(--header-1),var(--header-2));color:#fff;
  }
  .shhead .sclose{font-size:22px;cursor:pointer;width:20px;opacity:.9;}
  .shhead .stitle{font-family:var(--serif);font-size:18px;font-weight:600;}
  .shhead .scart{margin-left:auto;font-size:20px;position:relative;cursor:pointer;}
  .shhead .badge{position:absolute;top:-6px;right:-9px;background:var(--gold);color:#3a2c08;
    font-size:11px;font-weight:700;border-radius:9px;padding:1px 5px;font-family:var(--sans);}
  .sbody{flex:1 1 auto;overflow-y:auto;padding:14px 14px 22px;}

  .pcard{background:#fff;border-radius:16px;box-shadow:var(--shadow);overflow:hidden;margin-bottom:14px;}
  .pcard .pcover{height:120px;display:flex;align-items:flex-end;padding:12px 16px;color:#fff;position:relative;}
  .pcard .pcover .ill{position:absolute;right:14px;top:10px;font-size:50px;filter:drop-shadow(0 3px 7px rgba(0,0,0,.25));}
  .pcard .pcover .pt{font-family:var(--serif);font-size:20px;font-weight:600;z-index:1;max-width:72%;line-height:1.15;}
  .pcard .pinfo{padding:12px 16px 4px;}
  .pcard .pinfo .excerpt{font-size:13.5px;color:var(--ink-soft);line-height:1.5;font-style:italic;margin-bottom:8px;}
  .opt{display:flex;align-items:center;gap:10px;border:1px solid var(--line);border-radius:12px;padding:10px 12px;margin:8px 0;cursor:pointer;transition:border-color .15s,background .15s;}
  .opt:active{background:#f3f0fb;}
  .opt.sel{border-color:var(--accent);background:#f3f0fb;}
  .opt .odot{width:18px;height:18px;border-radius:50%;border:2px solid #c3bcd8;flex:0 0 auto;}
  .opt.sel .odot{border-color:var(--accent);background:var(--accent);box-shadow:inset 0 0 0 3px #fff;}
  .opt .oname{font-size:14px;font-weight:600;color:var(--ink);}
  .opt .odesc{font-size:12px;color:var(--ink-soft);}
  .opt .oprice{margin-left:auto;font-weight:700;color:var(--ink);font-size:15px;}
  .pcard .pbuy{padding:6px 16px 16px;}
  .pbuy .addbtn{width:100%;background:var(--accent);color:#fff;border:none;border-radius:13px;padding:13px;font-size:15px;font-weight:600;cursor:pointer;font-family:var(--sans);}
  .pbuy .addbtn:active{background:var(--accent-press);}

  .field2{width:100%;background:#fff;border:1px solid var(--line);border-radius:11px;padding:11px 13px;font-size:14.5px;font-family:var(--sans);margin:6px 0;outline:none;color:var(--ink);}
  .field2:focus{border-color:var(--accent);}
  .checkrow{display:flex;justify-content:space-between;font-size:14px;color:var(--ink-soft);margin:6px 2px;}
  .checkrow.total{font-size:16px;font-weight:700;color:var(--ink);border-top:1px solid var(--line);padding-top:10px;margin-top:8px;}
  .secbtn{width:100%;border:none;border-radius:13px;padding:14px;font-size:16px;font-weight:600;cursor:pointer;font-family:var(--sans);margin-top:10px;}
  .secbtn.pay{background:var(--accent);color:#fff;}
  .secbtn.pay:active{background:var(--accent-press);}
  .sbp{display:flex;align-items:center;justify-content:center;gap:8px;}
  .ssection-title{font-family:var(--serif);font-size:17px;font-weight:600;color:var(--ink);margin:4px 2px 8px;}
  .okwrap{text-align:center;padding:30px 20px;}
  .okwrap .okmoon{font-size:54px;}
  .okwrap .okh{font-family:var(--serif);font-size:22px;font-weight:600;color:var(--ink);margin:10px 0 6px;}
  .okwrap .okp{font-size:14px;color:var(--ink-soft);line-height:1.5;}
  .okwrap .track{background:#fff;border-radius:12px;box-shadow:var(--shadow);padding:14px;margin:16px 0;text-align:left;font-size:13.5px;color:var(--ink-soft);}
  .okwrap .track b{color:var(--ink);}

  /* ===== Catalog overlay ===== */
  .catalog{
    position:absolute;inset:0;z-index:23;background:#f6f4fb;
    transform:translateY(100%);transition:transform .4s cubic-bezier(.2,.8,.2,1);
    display:flex;flex-direction:column;
  }
  .catalog.open{transform:none;}
  .cathead{flex:0 0 auto;display:flex;align-items:center;gap:12px;padding:14px 16px;
    background:linear-gradient(120deg,var(--header-1),var(--header-2));color:#fff;}
  .cathead .cclose{font-size:22px;cursor:pointer;width:20px;opacity:.9;}
  .cathead .cattitle{font-family:var(--serif);font-size:18px;font-weight:600;}
  .catnav{flex:0 0 auto;display:flex;gap:8px;overflow-x:auto;padding:11px 12px;background:#fff;border-bottom:1px solid var(--line);}
  .catnav::-webkit-scrollbar{display:none;}
  .cattab{flex:0 0 auto;border:1px solid var(--line);background:#fff;border-radius:18px;
    padding:7px 13px;font-size:13px;font-weight:600;color:var(--ink-soft);font-family:var(--sans);cursor:pointer;white-space:nowrap;
    display:flex;align-items:center;gap:5px;transition:all .15s;}
  .cattab .te{font-size:14px;}
  .cattab.on{background:var(--accent);color:#fff;border-color:var(--accent);}
  .catfilters{flex:0 0 auto;padding:10px 12px 6px;background:#fbfaff;border-bottom:1px solid var(--line);}
  .chiprow{display:flex;align-items:center;gap:6px;flex-wrap:wrap;margin-bottom:7px;}
  .chiplbl{font-size:11.5px;color:#9a93ad;width:46px;flex:0 0 auto;text-transform:uppercase;letter-spacing:.4px;}
  .chip{border:1px solid var(--line);background:#fff;border-radius:14px;padding:5px 11px;font-size:12.5px;
    color:var(--ink-soft);font-family:var(--sans);cursor:pointer;transition:all .15s;}
  .chip.on{background:#ece7f8;border-color:var(--accent);color:var(--accent-press);font-weight:600;}
  .catlist{flex:1 1 auto;overflow-y:auto;padding:12px 12px 22px;}
  .catcount{font-size:12.5px;color:#9a93ad;margin:2px 2px 10px;}
  .ccard{display:flex;gap:12px;background:#fff;border-radius:14px;box-shadow:var(--shadow);padding:10px;margin-bottom:10px;align-items:center;}
  .ccard .ccover{width:62px;height:62px;border-radius:12px;flex:0 0 auto;display:flex;align-items:center;justify-content:center;}
  .ccard .ccover .ci{font-size:30px;filter:drop-shadow(0 2px 4px rgba(0,0,0,.25));}
  .ccard .cmain{flex:1;min-width:0;}
  .ccard .ctitle{font-family:var(--serif);font-size:15.5px;font-weight:600;color:var(--ink);line-height:1.2;}
  .ccard .cmeta{font-size:12px;color:var(--ink-soft);margin:3px 0 7px;}
  .ccard .cread{color:var(--accent-press,#2E7D5B);}
  .ccard .crow{display:flex;gap:7px;}
  .cmini{border:1px solid var(--line);background:#fff;border-radius:10px;padding:6px 14px;font-size:12.5px;
    font-weight:600;color:var(--accent);font-family:var(--sans);cursor:pointer;}
  .cmini.primary{background:var(--accent);color:#fff;border-color:transparent;}
  .cmini:active{transform:scale(.96);}

  /* chapter heading inside reader (big book) */
  .reader .rbody .chapter{font-family:var(--serif);font-size:17px;font-weight:600;color:#5b4a86;
    margin:4px 0 12px;padding-bottom:6px;border-bottom:1px solid #ece2cf;}

  /* ===== Menu sheet ===== */
  .menumask{position:absolute;inset:0;z-index:30;background:rgba(20,15,40,.4);opacity:0;pointer-events:none;
    transition:opacity .25s;backdrop-filter:blur(1px);}
  .menumask.open{opacity:1;pointer-events:auto;}
  .menusheet{position:absolute;left:10px;right:10px;top:64px;background:#fff;border-radius:16px;
    box-shadow:0 16px 40px rgba(20,15,45,.4);padding:8px;transform:translateY(-12px);opacity:0;transition:all .25s;}
  .menumask.open .menusheet{transform:none;opacity:1;}
  .menutitle{font-size:12px;color:#9a93ad;text-transform:uppercase;letter-spacing:.5px;padding:8px 12px 6px;}
  .menuitem{display:flex;align-items:center;gap:12px;width:100%;border:none;background:none;text-align:left;
    padding:13px 12px;font-size:15px;color:var(--ink);font-family:var(--sans);cursor:pointer;border-radius:11px;}
  .menuitem span{font-size:19px;width:24px;text-align:center;}
  .menuitem:active{background:#f3f0fb;}

  /* active reader pill in header */
  .whoPill{position:absolute;left:0;right:0;top:100%;background:var(--header-2);color:#fff;
    font-size:12px;text-align:center;padding:3px 8px;z-index:2;opacity:.95;}

  /* time picker overlay (bedtime) */
  .picker{position:absolute;inset:0;z-index:30;background:rgba(20,15,40,.55);display:none;align-items:flex-end;}
  .picker.open{display:flex;}
  .picksheet{width:100%;background:#fff;border-radius:20px 20px 0 0;padding:16px 16px calc(18px + env(safe-area-inset-bottom));}
  .picksheet h4{font-family:var(--serif);font-size:18px;margin:2px 0 12px;color:var(--ink);text-align:center;}
  .pickrow{display:flex;justify-content:center;gap:14px;align-items:center;}
  .pickcol{height:132px;overflow-y:scroll;scroll-snap-type:y mandatory;width:80px;text-align:center;
    -webkit-mask-image:linear-gradient(transparent,#000 25%,#000 75%,transparent);mask-image:linear-gradient(transparent,#000 25%,#000 75%,transparent);}
  .pickcol .pk{scroll-snap-align:center;height:44px;line-height:44px;font-size:22px;color:#b8b2cf;cursor:pointer;}
  .pickcol .pk.on{color:var(--accent);font-weight:700;font-size:26px;}
  .picksep{font-size:26px;font-weight:700;color:var(--ink);}
  .pickdone{width:100%;margin-top:14px;background:var(--accent);color:#fff;border:none;border-radius:13px;padding:13px;font-size:15px;font-weight:600;font-family:var(--sans);cursor:pointer;}

  /* generic bottom sheet (profiles / family) */
  .sheet{position:absolute;inset:0;z-index:30;background:rgba(20,15,40,.55);display:none;align-items:flex-end;}
  .sheet.open{display:flex;}
  .sheetbox{width:100%;background:#fff;border-radius:20px 20px 0 0;padding:16px 14px calc(18px + env(safe-area-inset-bottom));max-height:80%;overflow-y:auto;}
  .sheetbox h4{font-family:var(--serif);font-size:19px;margin:2px 2px 4px;color:var(--ink);}
  .sheetbox .sub{font-size:13px;color:var(--ink-soft);margin:0 2px 12px;line-height:1.4;}
  .prow{display:flex;align-items:center;gap:12px;border:1px solid var(--line);border-radius:13px;padding:11px 13px;margin:8px 0;cursor:pointer;transition:border-color .15s,background .15s;}
  .prow.on{border-color:var(--accent);background:#f3f0fb;}
  .prow .pemo{width:40px;height:40px;border-radius:50%;background:#ece7f5;display:flex;align-items:center;justify-content:center;font-size:22px;flex:0 0 auto;}
  .prow .pmain{flex:1;min-width:0;}
  .prow .pn{font-size:15px;font-weight:600;color:var(--ink);}
  .prow .pd{font-size:12.5px;color:var(--ink-soft);}
  .prow .pcheck{color:var(--accent);font-weight:700;font-size:18px;}
  .prow .pdel{font-size:17px;margin-left:10px;opacity:.55;cursor:pointer;padding:4px;border-radius:8px;}
  .prow .pdel:active{background:#f3e0e0;opacity:1;}
  .sheetbtn{width:100%;border:none;border-radius:13px;padding:13px;font-size:15px;font-weight:600;font-family:var(--sans);cursor:pointer;margin-top:8px;}
  .sheetbtn.primary{background:var(--accent);color:#fff;}
  .sheetbtn.ghost{background:#ece7f5;color:var(--accent-press);}
  .invite{background:#f4f1f8;border:1px dashed var(--accent);border-radius:12px;padding:12px;text-align:center;margin:6px 0 4px;}
  .invite .code{font-family:Consolas,monospace;font-size:18px;font-weight:700;color:var(--accent-press);letter-spacing:1px;}
  .invite .ih{font-size:12.5px;color:var(--ink-soft);margin-bottom:6px;}

  /* child device screen (the "second phone") */
  .child{position:absolute;inset:0;z-index:28;background:#15132a;color:#fff;
    transform:translateY(100%);transition:transform .4s cubic-bezier(.2,.8,.2,1);display:flex;flex-direction:column;}
  .child.open{transform:none;}
  .childtop{padding:12px 16px;display:flex;align-items:center;gap:10px;}
  .childtop .cdclose{font-size:22px;cursor:pointer;opacity:.85;width:22px;}
  .childtop .cdlabel{font-size:13px;opacity:.85;}
  .childtop .cdtag{margin-left:auto;font-size:11px;background:rgba(255,255,255,.14);padding:3px 9px;border-radius:10px;}
  .childmain{flex:1;display:flex;flex-direction:column;padding:0 14px 16px;gap:12px;min-height:0;}
  .childbook{flex:1;border-radius:18px;background:linear-gradient(135deg,#3a3470,#6256a4);position:relative;overflow:hidden;
    display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;padding:20px;}
  .childbook .cpage{font-size:64px;}
  .childbook .ctext{font-family:var(--serif);font-size:18px;text-align:center;line-height:1.4;}
  .childbook .cadult{position:absolute;right:12px;bottom:12px;width:96px;height:128px;border-radius:14px;
    background:linear-gradient(160deg,#caa86a,#8a6f3d);display:flex;align-items:center;justify-content:center;font-size:38px;
    border:2px solid rgba(255,255,255,.25);box-shadow:0 6px 18px rgba(0,0,0,.4);}
  .childbook.rec .cadult{background:linear-gradient(160deg,#7a4b8a,#4a2f5a);}
  .childcap{text-align:center;font-size:13.5px;opacity:.85;line-height:1.45;padding:0 6px;}
  .childctrl{display:flex;justify-content:center;gap:16px;}
  .childctrl .cc{width:50px;height:50px;border-radius:50%;border:none;font-size:20px;color:#fff;background:rgba(255,255,255,.15);cursor:pointer;}
  .recdot{display:inline-block;width:9px;height:9px;border-radius:50%;background:#e0534f;margin-right:5px;animation:recblink 1s infinite;}
  @keyframes recblink{0%,100%{opacity:1}50%{opacity:.3}}

  /* save toast */
  .toast{position:absolute;left:50%;bottom:78px;transform:translateX(-50%) translateY(20px);
    background:rgba(40,30,70,.92);color:#fff;font-size:13px;padding:8px 16px;border-radius:20px;
    opacity:0;pointer-events:none;transition:opacity .3s, transform .3s;z-index:40;}
  .toast.show{opacity:1;transform:translateX(-50%) translateY(0);}

  /* off-screen overlays must not capture taps */
  .reader, .video, .shop, .catalog, .child{ visibility:hidden; pointer-events:none;
    transition:transform .4s cubic-bezier(.2,.8,.2,1), visibility 0s linear .4s; }
  .reader.open, .video.open, .shop.open, .catalog.open, .child.open{ visibility:visible; pointer-events:auto;
    transition:transform .4s cubic-bezier(.2,.8,.2,1), visibility 0s; }

  /* reduced motion */
  @media (prefers-reduced-motion:reduce){
    *{animation:none !important;transition:none !important;}
    .reader,.video{transition:none !important;}
  }

/* Integration polish for the actual legacy markup and unavailable demo features. */
.kbtn:disabled, .menuitem:disabled, .sheetbtn:disabled {opacity:.47;cursor:not-allowed;}
.cthumb {width:62px;height:62px;border-radius:12px;flex:0 0 auto;display:flex;align-items:center;justify-content:center;font-size:28px;color:#fff;background:#4a4488;}
.cinfo {min-width:0;flex:1;}.cttl {font-family:var(--serif);font-size:16px;font-weight:600;line-height:1.25;}
.cact {display:flex;gap:7px;flex-wrap:wrap;}.cact .kbtn {padding:8px 12px;font-size:12px;flex:0 1 auto;}
.card .cover .ct {overflow-wrap:anywhere;}
@media(max-width:440px){.phone{height:100dvh;}.inputbar{padding-bottom:calc(8px + env(safe-area-inset-bottom));}}

/* Keep the phone frame itself non-scrollable; only chat and overlays scroll. */
.phone{overflow:clip;}