:root{
  --bg:linear-gradient(160deg,#d8f8e6 0%,#c9f3d6 45%,#e4fbb5 100%);
  --ink:#06301f;--soft:#3f6b58;--glass:rgba(255,255,255,.62);--glass2:rgba(255,255,255,.82);--line:rgba(255,255,255,.9);
  --shadow:rgba(10,90,60,.18);--accent:#12b57f;--accent2:#a6e22e;--btn:linear-gradient(135deg,#12b57f,#7fd63a);--btntext:#fff;
  --navbg:rgba(255,255,255,.78);--selbg:linear-gradient(135deg,#12b57f,#7fd63a);--seltext:#fff;--inputbg:rgba(255,255,255,.9);
  --blob1:rgba(110,231,183,.55);--blob2:rgba(190,242,100,.5);--bad:#c0392b;--warn:#b7791f;
}
body.night{
  --bg:linear-gradient(160deg,#0b1d2e 0%,#12223a 55%,#1b2a4a 100%);
  --ink:#eaf7ff;--soft:#9fc2d6;--glass:rgba(255,255,255,.09);--glass2:rgba(255,255,255,.14);--line:rgba(255,255,255,.2);
  --shadow:rgba(0,0,0,.45);--accent:#5eead4;--accent2:#a78bfa;--btn:linear-gradient(135deg,#6366f1,#22d3ee);
  --navbg:rgba(20,32,56,.82);--selbg:linear-gradient(135deg,#6366f1,#22d3ee);--seltext:#fff;--inputbg:rgba(255,255,255,.12);
  --blob1:rgba(99,102,241,.45);--blob2:rgba(34,211,238,.35);
}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{margin:0;min-height:100%;}
body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;color:var(--ink);
  background:var(--bg) fixed;font-size:17px;line-height:1.45;overflow-x:hidden}
body::before,body::after{content:"";position:fixed;z-index:0;border-radius:50%;filter:blur(70px);pointer-events:none}
body::before{width:340px;height:340px;top:-90px;left:-90px;background:var(--blob1)}
body::after{width:320px;height:320px;bottom:40px;right:-90px;background:var(--blob2)}
#app{position:relative;z-index:1;max-width:560px;margin:0 auto;padding:14px 14px calc(110px + env(safe-area-inset-bottom))}
#app.room{padding-bottom:calc(96px + env(safe-area-inset-bottom))}
h1{font-size:1.6rem;margin:.3rem 0 .6rem}h2{font-size:1.3rem;margin:.2rem 0 .5rem}h3{font-size:1.1rem;margin:.2rem 0 .4rem}
.soft{color:var(--soft);font-size:.9rem}
.card{background:var(--glass);border:1px solid var(--line);border-radius:22px;padding:14px;margin:12px 0;
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);box-shadow:0 8px 26px var(--shadow)}
.card.sel{outline:3px solid var(--accent)}
button,.btn{font:inherit;font-weight:700;color:var(--ink);background:var(--glass2);border:1px solid var(--line);border-radius:18px;
  padding:12px 14px;min-height:48px;cursor:pointer;box-shadow:0 4px 14px var(--shadow);touch-action:manipulation;
  display:inline-flex;align-items:center;justify-content:center;gap:6px;text-decoration:none;text-align:center}
button:active{transform:scale(.97)}
button.primary{background:var(--btn);color:var(--btntext);border-color:transparent}
button.block{width:100%}
button:disabled{opacity:.5}
.row{display:flex;gap:8px;flex-wrap:wrap}.row>*{flex:1 1 0}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.tile{flex-direction:column;min-height:92px;font-size:1.05rem}.tile .ico{font-size:2rem}
input[type=text],input[type=password],input[type=number],textarea,select{font:inherit;width:100%;padding:12px 14px;border-radius:16px;
  border:1px solid var(--line);background:var(--inputbg);color:var(--ink);min-height:48px}
.seg{display:flex;gap:6px;overflow-x:auto;padding:2px 0 6px}.seg button{flex:0 0 auto;font-size:.95rem;padding:10px 14px;min-height:44px}
.seg button.on,button.on{background:var(--selbg);color:var(--seltext);border-color:transparent}
.stepper{display:flex;align-items:center;gap:6px}.stepper input{text-align:center;min-width:0}.stepper button{flex:0 0 48px;padding:0}
.hero{display:flex;align-items:center;gap:10px;margin:6px 0 12px}
.hero svg{flex:0 0 38%;max-width:150px;height:auto;filter:drop-shadow(0 10px 14px rgba(10,60,40,.3));animation:float 3.6s ease-in-out infinite}
.bubble{flex:1;background:var(--glass2);border:1px solid var(--line);border-radius:22px 22px 22px 6px;padding:12px 14px;
  font-size:1.05rem;box-shadow:0 8px 22px var(--shadow)}
@keyframes float{0%,100%{transform:translateY(0) rotate(-2deg)}50%{transform:translateY(-7px) rotate(2deg)}}
.nav{position:fixed;left:50%;transform:translateX(-50%);bottom:calc(10px + env(safe-area-inset-bottom));z-index:50;width:min(96vw,540px);
  display:flex;justify-content:space-between;align-items:flex-end;background:var(--navbg);border:1px solid var(--line);border-radius:30px;
  padding:6px;backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);box-shadow:0 14px 40px var(--shadow)}
.nav button{flex:1 1 0;min-width:0;flex-direction:column;gap:0;font-size:.72rem;padding:6px 2px;min-height:54px;background:transparent;border:none;box-shadow:none;border-radius:22px}
.nav button .ico{font-size:1.4rem}.nav button.on{background:var(--selbg);color:var(--seltext)}
.nav button.mid{flex:0 0 64px;height:64px;min-height:64px;margin-top:-26px;border-radius:50%;background:var(--btn);color:#fff;
  border:2px solid #fff;box-shadow:0 10px 26px var(--shadow)}
.msg{margin:10px 0;display:flex}.msg .b{max-width:92%;padding:11px 14px;border-radius:20px;white-space:normal;overflow-wrap:anywhere;word-break:break-word}
.msg.u{justify-content:flex-end}.msg.u .b{background:var(--selbg);color:var(--seltext);border-bottom-right-radius:6px}
.msg.a .b{background:var(--glass2);border:1px solid var(--line);border-bottom-left-radius:6px}
.b ul,.b ol{margin:.3rem 0;padding-left:1.2rem}.b p{margin:.35rem 0}
.chips{display:flex;gap:6px;flex-wrap:wrap;margin:8px 0}.chips button{flex:1 1 45%;font-size:.92rem;min-height:44px;padding:8px 10px}
.inputbar{position:fixed;left:50%;transform:translateX(-50%);bottom:calc(8px + env(safe-area-inset-bottom));width:min(96vw,540px);z-index:50;
  display:flex;gap:6px;background:var(--navbg);border:1px solid var(--line);border-radius:26px;padding:6px;
  backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);box-shadow:0 14px 40px var(--shadow)}
.inputbar textarea{flex:1;border-radius:20px;min-height:46px;max-height:120px;resize:none;border:none;background:var(--inputbg)}
.inputbar button{flex:0 0 52px;padding:0;border-radius:50%;min-height:46px}
.topbar{display:flex;align-items:center;gap:8px;margin-bottom:6px}.topbar button{flex:0 0 auto;min-height:44px}
.topbar .t{flex:1;font-weight:800;line-height:1.2}
.pages img{width:100%;border-radius:14px;border:1px solid var(--line);display:block;background:#fff}
.pages figure{margin:8px 0}.pages figcaption{font-size:.85rem;color:var(--soft);margin:2px 4px}
.zoom{position:fixed;inset:0;z-index:100;background:rgba(0,0,0,.85);overflow:auto;touch-action:pan-x pan-y pinch-zoom}
.zoom img{width:220%;max-width:none;display:block}.zoom .x{position:fixed;top:10px;right:10px;z-index:101}
.toast{position:fixed;left:50%;top:14px;transform:translateX(-50%);z-index:200;background:var(--btn);color:#fff;padding:12px 18px;border-radius:20px;
  font-weight:700;box-shadow:0 10px 30px var(--shadow);max-width:92vw;text-align:center}
.warn{border-left:6px solid var(--warn)}.bad{border-left:6px solid var(--bad)}.ok{border-left:6px solid var(--accent)}
details summary{cursor:pointer;font-weight:700;min-height:44px;display:flex;align-items:center}
.pill{display:inline-block;padding:3px 10px;border-radius:99px;background:var(--glass2);border:1px solid var(--line);font-size:.8rem}
.dots::after{content:"";animation:dots 1.2s steps(4,end) infinite}
@keyframes dots{0%{content:""}25%{content:"."}50%{content:".."}75%{content:"..."}}
.big{font-size:2rem;font-weight:800}

.brand{font-size:1.5rem;font-weight:800;letter-spacing:.5px;margin:2px 4px}