/* ---- p_52_su-layout.css ---- */
/* =====================================================================
   LAYOUT PLANNER (.sk-ly) - "bàn vẽ CAD / space-planning": khung tối như phần mềm, vùng vẽ giấy kem #f5f4f1
   lưới 1 m (đậm mỗi 5 m), nét đen mảnh, ghế chấm, VIP cam, thước đo cạnh, la bàn hướng sân khấu.
   Hệ màu: cam #ff6a13 / đen / trắng (+ xám, kem giấy). Một font Be Vietnam Pro.
   ===================================================================== */
.sk-ly{--bg:#0b0b0d;--bg2:#111114;--card:#16161a;--ink:#f3f3f1;--mut:#a7a7b0;--ln:rgba(255,255,255,.12);--ln2:rgba(255,255,255,.22);
  --ac:#ff6a13;--ac2:#ff8c42;--aci:#0a0a0c;--r:6px;--bw:1px;--hfw:800;--hls:-.04em;--paper:#f5f4f1;--ui:#121215;--ui2:#18181c;
  --c1:#ff6a13;--c2:#ffa266;--c3:#f3f3f1;--c4:#6b6b75;--c5:#3a3a42;--ease:cubic-bezier(.16,1,.3,1);font-variant-numeric:tabular-nums}
.sk-ly :focus-visible{outline:2px solid var(--ac);outline-offset:2px}
.sk-ly .btn-f{color:#0a0a0c}
.sk-ly .btn-g{border:1px solid rgba(255,255,255,.4);color:var(--ink);background:transparent}
@media(hover:hover){.sk-ly .btn-g:hover{border-color:var(--ac);color:var(--ac)}}
.sk-ly h3{margin:0}
.ly-k{font-size:12px;font-weight:700;letter-spacing:.16em;color:var(--ac);margin:0 0 10px}

/* ---------- HERO ---------- */
.ly-hero{padding-bottom:16px;background:
  linear-gradient(rgba(255,255,255,.035) 1px,transparent 1px) 0 0/24px 24px,
  linear-gradient(90deg,rgba(255,255,255,.035) 1px,transparent 1px) 0 0/24px 24px,var(--bg)}
.ly-hero::after{content:"";position:absolute;inset:auto 0 0;height:1px;background:var(--ln)}
.ly-hg{display:grid;gap:10px;margin-top:4px}
.ly-tag{display:inline-flex;align-items:center;gap:10px;margin:0;font-size:13px;color:var(--mut)}
.ly-tag b{background:var(--ac);color:#0a0a0c;font-size:12px;letter-spacing:.14em;padding:4px 8px;border-radius:3px}
.ly-title{font-size:clamp(46px,12.6vw,148px);line-height:.98;margin:8px 0 0;letter-spacing:-.05em}
.ly-title .s-ml{display:block;padding-inline:2px}
.ly-title em{font-style:normal;color:var(--ac)}
.ly-sub{font-size:16px;line-height:1.45;margin-top:10px;color:#d9d9dd}
.ly-hbtn{margin-top:12px;gap:8px;flex-wrap:nowrap}
.ly-hbtn .btn{flex:1 1 auto;min-height:50px;font-size:13px;padding-inline:10px;justify-content:center;white-space:nowrap;margin:0}
.ly-call .s-ico{width:18px;height:18px}
.ly-hfig{position:relative;margin:4px 0 0;border:1px solid var(--ln2);border-radius:4px;overflow:hidden;background:var(--paper);box-shadow:0 24px 60px rgba(0,0,0,.5)}
.ly-hsv{display:block;width:100%;height:auto}
.ly-hpp{fill:var(--paper)}

.ly-hwall{fill:none;stroke:#0a0a0c;stroke-width:2.6;stroke-dasharray:1;stroke-dashoffset:0}
.ly-hdim{stroke:#55555c;stroke-width:.6;fill:none}
.ly-hsv text{font-family:'Be Vietnam Pro',sans-serif;font-size:6.5px;font-weight:700;text-anchor:middle;fill:#0a0a0c}
.ly-htx2{fill:#55555c!important}
.ly-hst text{font-size:6px;letter-spacing:.1em}
.ly-hai{stroke:#ff6a13;stroke-width:.8;stroke-dasharray:4 3;fill:none}
.ly-htb g{transform:translate(var(--x),var(--y))}
.ly-htb use{fill:#0a0a0c}.ly-htb circle{fill:#fff;stroke:#0a0a0c;stroke-width:.9}.ly-htb .is-v circle{fill:#ff6a13}
.ly-htb text{font-size:7px;font-weight:800}
.ly-hlg text{font-size:4.6px;text-anchor:start}
.ly-hcp circle{fill:#fff;stroke:#0a0a0c;stroke-width:.6}.ly-hcp path{fill:#ff6a13}.ly-hcp text{font-size:4.6px}
.ly-hcap{position:absolute;left:8px;bottom:8px;display:flex;align-items:baseline;gap:6px;background:#0a0a0c;color:#fff;padding:5px 9px;border-radius:3px;font-size:12px}
.ly-hcap b{color:var(--ac);font-size:16px}
.ly-hcap span:first-child{color:#bdbdc4}
@media(prefers-reduced-motion:no-preference){
  .kx-js .ly-hfig .ly-hwall{stroke-dashoffset:1}
  .kx-js .ly-hfig .ly-hgr,.kx-js .ly-hfig .ly-hdim,.kx-js .ly-hfig .ly-htx2,.kx-js .ly-hfig .ly-hai,.kx-js .ly-hfig .ly-hlg,.kx-js .ly-hfig .ly-hcp{opacity:0}
  .kx-js .ly-hfig .ly-hst{opacity:0;transform:scaleY(0);transform-origin:170px 22px}
  .kx-js .ly-hfig .ly-htb g{opacity:0;transform:translate(var(--x),calc(var(--y) - 46px)) scale(1.5)}
  .ly-hfig.is-go .ly-hwall{animation:lyDraw 1.1s var(--ease) forwards}
  .ly-hfig.is-go .ly-hgr{animation:lyFade .8s .5s forwards}
  .ly-hfig.is-go .ly-hdim,.ly-hfig.is-go .ly-htx2{animation:lyFade .5s .9s forwards}
  .ly-hfig.is-go .ly-hst{animation:lyStage .6s 1s var(--ease) forwards}
  .ly-hfig.is-go .ly-hai{animation:lyFade .5s 1.3s forwards}
  .ly-hfig.is-go .ly-htb g{animation:lyDrop .55s calc(1.45s + var(--i)*.11s) cubic-bezier(.3,1.4,.5,1) forwards}
  .ly-hfig.is-go .ly-hlg,.ly-hfig.is-go .ly-hcp{animation:lyFade .5s 3.3s forwards}
}
@keyframes lyDraw{to{stroke-dashoffset:0}}
@keyframes lyFade{to{opacity:1}}
@keyframes lyStage{to{opacity:1;transform:none}}
@keyframes lyDrop{to{opacity:1;transform:translate(var(--x),var(--y))}}
@media(min-width:700px){.ly-hero{padding-bottom:56px}.ly-sub{max-width:34ch}.ly-hbtn{flex-wrap:wrap}.ly-hbtn .btn{flex:0 0 auto;font-size:14px;padding-inline:18px}.ly-hg{grid-template-columns:1fr 1fr;align-items:end;gap:36px}.ly-sub{font-size:18px}.ly-hfig{margin:0}}
@media(min-width:1025px){.ly-hg{grid-template-columns:5fr 6fr;gap:56px}.ly-hcap{left:14px;bottom:14px;font-size:13px}}

/* ---------- KHUNG ỨNG DỤNG ---------- */
.ly-appsec{padding-bottom:0}
.ly-head .s-lead{max-width:60ch}
.ly-app{--H:60vh;position:relative;margin-top:22px;background:var(--ui);border-top:1px solid var(--ln);border-bottom:1px solid var(--ln);color:var(--ink)}
.ly-app svg.kxi,.ly-ib svg,.ly-btn svg,.ly-add svg,.ly-dl svg,.ly-stale svg,.ly-note svg,.ly-warn svg,.ly-bn svg,.ly-bb svg{width:20px;height:20px;stroke:currentColor;fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;flex:none}
.ly-app .s-ico,.ly-hero .s-ico,.ly-rules .s-ico{width:20px;height:20px;margin:0;background:none;color:inherit;border-radius:0;flex:none;display:inline-grid}
.ly-app .s-ico svg,.ly-hero .s-ico svg,.ly-rules .s-ico svg{width:20px;height:20px}
.ly-top{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:10px 14px;border-bottom:1px solid var(--ln)}
.ly-brand{display:flex;align-items:center;gap:10px;min-width:0}
.ly-brand>i{flex:none;width:36px;height:36px;display:grid;place-items:center;background:var(--ac);color:#0a0a0c;font:800 13px/1 'Be Vietnam Pro',sans-serif;font-style:normal;border-radius:4px;letter-spacing:.04em}
.ly-brand span{display:grid;min-width:0}
.ly-brand b{font-size:15px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
@media(max-width:420px){.ly-brand>i{display:none}.ly-top{padding-inline:12px}.ly-tact{gap:4px}}
.ly-brand small{font-size:12px;color:var(--mut);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.ly-tact{display:flex;gap:6px;flex:none}
.ly-ib{position:relative;min-width:44px;height:44px;display:inline-grid;place-items:center;grid-auto-flow:column;gap:8px;padding:0 10px;border:1px solid var(--ln);border-radius:var(--r);background:transparent;color:var(--ink);cursor:pointer;font:600 14px/1 'Be Vietnam Pro',sans-serif;transition:background .2s,border-color .2s,color .2s}
.ly-ib[aria-pressed=true]{background:var(--ac);border-color:var(--ac);color:#0a0a0c}
.ly-ib[disabled]{opacity:.35;cursor:default}
.ly-rtx{display:none;font-style:normal}
.ly-sqb b{min-width:22px;height:22px;display:grid;place-items:center;border-radius:99px;background:var(--ac);color:#0a0a0c;font-size:12px;padding:0 5px}.ly-sqb b.z{background:#3a3a42;color:#fff}
@media(hover:hover){.ly-ib:not([disabled]):hover{border-color:var(--ac);color:var(--ac)}.ly-ib[aria-pressed=true]:hover{color:#0a0a0c}
  .ly-tools .ly-ib:hover::after,.ly-tact .ly-ib:hover::after{content:attr(aria-label);position:absolute;top:calc(100% + 6px);left:50%;transform:translateX(-50%);white-space:nowrap;background:#0a0a0c;color:#fff;border:1px solid var(--ln2);font-size:12px;font-weight:600;padding:6px 8px;border-radius:4px;z-index:9;pointer-events:none}}
.ly-pre{margin:0;padding:10px 16px;background:rgba(255,106,19,.12);border-bottom:1px solid rgba(255,106,19,.4);font-size:14px;color:#ffd2b4}
.ly-steps{display:flex;gap:6px;overflow-x:auto;padding:10px 14px;scroll-snap-type:x mandatory;overscroll-behavior-x:contain;scrollbar-width:none;border-bottom:1px solid var(--ln)}
.ly-steps::-webkit-scrollbar{display:none}
.ly-steps button{flex:none;scroll-snap-align:start;display:flex;align-items:center;gap:8px;min-height:44px;padding:0 12px 0 6px;border:1px solid var(--ln);border-radius:var(--r);background:var(--ui2);color:var(--mut);font:600 14px/1.2 'Be Vietnam Pro',sans-serif;cursor:pointer}
.ly-steps b{width:28px;height:28px;display:grid;place-items:center;border-radius:4px;background:rgba(255,255,255,.08);color:var(--ink);font-size:13px}
.ly-steps [aria-current=step]{background:var(--ac);border-color:var(--ac);color:#0a0a0c}
.ly-steps [aria-current=step] b{background:#0a0a0c;color:#fff}
.ly-steps .is-done b{background:rgba(255,106,19,.25);color:var(--ac)}
.ly-main{display:flex;flex-direction:column}
.ly-app [hidden]{display:none!important}

/* ---------- vùng vẽ ---------- */
.ly-c{position:relative;display:flex;flex-direction:column;min-width:0;background:#0d0d10}
.ly-tools{display:flex;gap:4px;padding:6px 10px;overflow-x:auto;scrollbar-width:none;overscroll-behavior-x:contain;border-bottom:1px solid var(--ln);background:var(--ui)}
.ly-tools::-webkit-scrollbar{display:none}
.ly-tools .ly-ib{flex:none;padding:0}
.ly-sep{flex:none;width:1px;margin:6px 4px;background:var(--ln)}
.ly-lyr{position:absolute;z-index:6;top:58px;right:10px;width:250px;padding:12px;background:#0a0a0c;border:1px solid var(--ln2);border-radius:var(--r);box-shadow:0 18px 40px rgba(0,0,0,.5)}
.ly-lyr p{margin:0 0 6px;font-size:12px;font-weight:700;letter-spacing:.12em;color:var(--mut);text-transform:uppercase}
.ly-lyr label{display:flex;align-items:center;gap:10px;min-height:44px;font-size:15px;cursor:pointer}
.ly-lyr input{width:24px;height:24px;accent-color:#ff6a13}
.ly-cv{position:relative;height:var(--H);min-height:340px;max-height:640px;background:var(--paper);overflow:hidden;touch-action:pan-y;user-select:none;-webkit-user-select:none}
.ly-cv.is-edit{touch-action:none}
.ly-svg{display:block;width:100%;height:100%;outline:none;cursor:default}
.ly-svg:focus-visible{box-shadow:inset 0 0 0 2px var(--ac)}
.ly-cv.is-pan .ly-svg,.ly-cv.t-pan .ly-svg{cursor:grab}.ly-cv.t-measure .ly-svg,.ly-cv.t-add .ly-svg{cursor:crosshair}
.ly-world text{font-family:'Be Vietnam Pro',sans-serif;pointer-events:none;text-rendering:geometricPrecision}
.ly-tx{font-size:.5px;fill:#0a0a0c}.ly-dn{font-size:.45px;fill:#55555c}.ly-dt2{font-size:.55px;font-weight:700}
.ly-stt{font-size:.55px;font-weight:800;letter-spacing:.06em}.ly-zt{font-size:.42px;font-weight:600}.ly-ex.is-ex{font-weight:800}
.ly-no{text-anchor:middle;font-weight:800}.ly-gn{text-anchor:middle;font-weight:600}.ly-rn{text-anchor:end;font-size:.42px;font-weight:700;dominant-baseline:middle}
.ly-o{cursor:pointer}
.ly-o.is-bad .ly-tb,.ly-o.is-over .ly-tb{stroke:#ff6a13;stroke-width:.14px}
.ly-o.is-bad>use{stroke:#ff6a13}
.ly-o.is-lk{cursor:not-allowed}
.ly-z{cursor:move}
.ly-fx .ly-o{transition:transform .6s var(--ease),opacity .45s}
.ly-in-n{opacity:0}
.ly-hide-tables .ly-lt,.ly-hide-tech .ly-tech,.ly-hide-zones .ly-fn,.ly-hide-nums .ly-lb,.ly-hide-nums .ly-rn,.ly-hide-grid .ly-grid{display:none}
.ly-hl .ly-tb{stroke:#ff6a13;stroke-width:.2px}
.ly-selr{fill:none;stroke:#ff6a13;stroke-width:2;stroke-dasharray:5 3;vector-effect:non-scaling-stroke;pointer-events:none}
.ly-rh{fill:#ff6a13;stroke:#0a0a0c;stroke-width:1;vector-effect:non-scaling-stroke;cursor:grab}
.ly-rl2{stroke:#ff6a13;stroke-width:1.4;vector-effect:non-scaling-stroke}
.ly-ml{stroke:#0a0a0c;stroke-width:2;vector-effect:non-scaling-stroke}
.ly-mt{font-size:.6px;font-weight:800;fill:#0a0a0c;paint-order:stroke;stroke:#fff;stroke-width:.14px}
.ly-box{fill:rgba(255,106,19,.08);stroke:#ff6a13;stroke-width:1;stroke-dasharray:4 3}
.ly-ov{position:absolute;left:10px;top:10px;right:10px;display:flex;justify-content:space-between;align-items:flex-start;pointer-events:none}
.ly-scale{display:inline-flex;align-items:center;gap:7px;background:#fff;color:#0a0a0c;border:1px solid #0a0a0c;font-size:12px;font-weight:700;padding:5px 8px;border-radius:3px}
.ly-scale i{width:12px;height:12px;border:1px solid #0a0a0c;background:linear-gradient(#0a0a0c,#0a0a0c) center/1px 100% no-repeat}
.ly-cmp{position:relative;width:46px;height:46px}
.ly-cmp svg{width:46px;height:46px;transition:transform .5s var(--ease)}
.ly-cmp circle{fill:#fff;stroke:#0a0a0c;stroke-width:1.4}.ly-cmp path{fill:#ff6a13;stroke:#0a0a0c;stroke-width:1}
.ly-cmp b{position:absolute;left:50%;bottom:-16px;transform:translateX(-50%);font-size:12px;color:#0a0a0c;background:#fff;padding:0 4px;border-radius:2px}
.ly-mode{position:absolute;left:50%;top:0;transform:translateX(-50%);background:#0a0a0c;color:#fff;font-size:12px;font-weight:700;padding:6px 10px;border-radius:3px}
.ly-zoom{position:absolute;right:10px;bottom:10px;display:grid;gap:6px}
.ly-zoom .ly-ib{background:#0a0a0c;border-color:#0a0a0c;padding:0}
.ly-strip{display:flex;flex-wrap:wrap;gap:4px 14px;align-items:center;min-height:44px;padding:8px 14px;border-top:1px solid var(--ln);font-size:13px;color:var(--mut)}
.ly-strip b{color:var(--ink);font-size:15px}
.ly-strip .is-w{color:var(--ac);font-weight:700}

/* ---------- bảng nhập ---------- */
.ly-l{padding:16px 16px 20px;min-width:0}
.ly-pn{display:grid;gap:12px}
.ly-ph{display:flex;align-items:baseline;gap:10px;font-size:20px;line-height:1.25}
.ly-ph b{color:var(--ac);font-size:13px;letter-spacing:.1em}
.ly-lb{margin:4px 0 -4px;font-size:13px;font-weight:700;color:var(--mut);letter-spacing:.02em}
.ly-lb small{font-weight:500;margin-left:6px;color:#8a8a93;font-size:12px}
.ly-hint{margin:0;font-size:14px;line-height:1.5;color:var(--mut)}
.ly-sh{font-weight:600;color:var(--ink)}
.ly-sh.is-w{color:var(--ac)}
.ly-f{display:grid;gap:6px;min-width:0}
.ly-f>span:first-child{font-size:13px;color:var(--mut);line-height:1.35}
.ly-in{width:100%;min-height:48px;padding:0 12px;border:1px solid var(--ln2);border-radius:var(--r);background:var(--ui2);color:var(--ink);font:500 16px/1.2 'Be Vietnam Pro',sans-serif;-webkit-appearance:none;appearance:none}
select.ly-in{background-image:linear-gradient(45deg,transparent 50%,#a7a7b0 50%),linear-gradient(135deg,#a7a7b0 50%,transparent 50%);background-position:calc(100% - 18px) 21px,calc(100% - 13px) 21px;background-size:5px 5px;background-repeat:no-repeat;padding-right:34px}
.ly-in:focus{border-color:var(--ac);outline:none}
.ly-ta{min-height:110px;padding:10px 12px;line-height:1.45;resize:vertical}
.ly-num{display:grid;grid-template-columns:44px minmax(0,1fr) 44px;border:1px solid var(--ln2);border-radius:var(--r);overflow:hidden;background:var(--ui2)}
.ly-num button{border:0;background:rgba(255,255,255,.05);color:var(--ink);font:500 22px/1 'Be Vietnam Pro',sans-serif;cursor:pointer;min-height:48px}
.ly-num input{min-width:0;border:0;background:transparent;color:var(--ink);font:700 17px/1 'Be Vietnam Pro',sans-serif;text-align:center;-moz-appearance:textfield}
.ly-num input::-webkit-inner-spin-button,.ly-num input::-webkit-outer-spin-button{-webkit-appearance:none;margin:0}
.ly-num input:focus{outline:2px solid var(--ac);outline-offset:-2px}
.ly-g2{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.ly-g3{display:grid;grid-template-columns:1fr 1fr 1fr;gap:10px}
.ly-seg{display:grid;grid-auto-flow:column;grid-auto-columns:1fr;gap:4px;padding:4px;border:1px solid var(--ln);border-radius:var(--r);background:var(--ui2)}
.ly-seg button{min-height:44px;padding:4px 6px;border:0;border-radius:4px;background:transparent;color:var(--mut);font:600 14px/1.2 'Be Vietnam Pro',sans-serif;cursor:pointer}
.ly-seg [aria-checked=true],.ly-seg [aria-selected=true]{background:var(--ac);color:#0a0a0c}
.ly-sw{display:flex;align-items:center;gap:12px;min-height:44px;width:100%;padding:4px 0;border:0;background:none;color:var(--ink);font:600 15px/1.3 'Be Vietnam Pro',sans-serif;text-align:left;cursor:pointer}
.ly-sw i{flex:none;position:relative;width:42px;height:24px;border-radius:99px;background:#3a3a42;transition:background .2s}
.ly-sw i::after{content:"";position:absolute;left:3px;top:3px;width:18px;height:18px;border-radius:50%;background:#fff;transition:transform .25s var(--ease)}
.ly-sw[aria-checked=true] i{background:var(--ac)}
.ly-sw[aria-checked=true] i::after{transform:translateX(18px);background:#0a0a0c}
.ly-sw span b{color:var(--ac)}
.ly-rg{width:100%;accent-color:#ff6a13;height:32px}
.ly-chips{display:flex;gap:6px;overflow-x:auto;scrollbar-width:none;overscroll-behavior-x:contain;margin-inline:-16px;padding-inline:16px}
.ly-chips::-webkit-scrollbar{display:none}
.ly-chips button,.ly-zg button{flex:none;display:grid;gap:2px;justify-items:start;min-height:52px;padding:8px 12px;border:1px solid var(--ln);border-radius:var(--r);background:var(--ui2);color:var(--ink);font:600 14px/1.25 'Be Vietnam Pro',sans-serif;text-align:left;cursor:pointer}
.ly-chips small,.ly-zg small{font-size:12px;font-weight:500;color:var(--mut)}
.ly-chips .is-on{border-color:var(--ac);box-shadow:inset 0 0 0 1px var(--ac)}
.ly-zg{display:grid;grid-template-columns:1fr 1fr;gap:6px}
.ly-zg [aria-pressed=true]{border-color:var(--ac);background:rgba(255,106,19,.14)}
.ly-zg [aria-pressed=true] small{color:#ffc59a}
.ly-sub2{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-top:4px}
.ly-sub2 .ly-lb{margin:0}
.ly-add,.ly-btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px;padding:0 14px;border:1px solid var(--ln2);border-radius:var(--r);background:var(--ui2);color:var(--ink);font:600 14px/1.2 'Be Vietnam Pro',sans-serif;cursor:pointer;text-align:center}
.ly-btn.ly-p,.ly-add[aria-pressed=true]{background:var(--ac);border-color:var(--ac);color:#0a0a0c}
@media(hover:hover){.ly-add:hover,.ly-btn:hover,.ly-chips button:hover,.ly-zg button:hover{border-color:var(--ac)}.ly-btn.ly-p:hover{background:var(--ac2)}}
.ly-list{list-style:none;margin:0;padding:0;display:grid;gap:8px}
.ly-list li{display:grid;grid-template-columns:repeat(3,minmax(0,1fr)) 44px;gap:6px;align-items:end;padding:8px;border:1px solid var(--ln);border-radius:var(--r);background:rgba(255,255,255,.02)}
.ly-list li:not(.ly-cl){grid-template-columns:minmax(0,1fr) minmax(0,1fr) 44px}
.ly-list li:not(.ly-cl)>label:first-child{grid-column:1/3}
.ly-list li:not(.ly-cl)>.ly-ib{grid-column:3;grid-row:1}
.ly-list .ly-f>span:first-child{font-size:12px}
.ly-list .ly-in{min-height:44px;padding:0 8px;font-size:16px}
.ly-list select.ly-in{padding-right:24px;background-position:calc(100% - 13px) 19px,calc(100% - 8px) 19px}
.ly-list .ly-ib{padding:0}
.ly-list .ly-ex2{grid-column:1/-1;display:flex;gap:10px;align-items:center;font-size:14px;color:var(--mut);min-height:44px}
.ly-list .ly-ex2 input{width:24px;height:24px;accent-color:#ff6a13}
.ly-row2{display:flex;flex-wrap:wrap;gap:8px}
.ly-row2 .ly-btn{flex:1 1 auto}
.ly-file{position:relative;overflow:hidden}
.ly-file input{position:absolute;inset:0;opacity:0;cursor:pointer;font-size:0}
.ly-addt{align-items:end}
.ly-addt .ly-btn{min-height:48px}
.ly-dk{display:none}

/* thẻ phương án */
.ly-stale{display:flex;gap:10px;align-items:flex-start;margin:0;padding:10px 12px;border:1px solid var(--ac);border-radius:var(--r);background:rgba(255,106,19,.1);font-size:14px;line-height:1.45;color:#ffd2b4}
.ly-cmpb{justify-self:start}
.ly-plans{display:flex;gap:10px;overflow-x:auto;scroll-snap-type:x mandatory;overscroll-behavior-x:contain;margin-inline:-16px;padding:2px 16px 6px;scrollbar-width:thin}
.ly-pc{flex:none;width:min(84%,320px);scroll-snap-align:start;display:grid;gap:8px;padding:10px;border:1px solid var(--ln2);border-radius:var(--r);background:var(--ui2);color:var(--ink);text-align:left;font:inherit;cursor:pointer;position:relative}
.ly-pc.is-on{border-color:var(--ac);box-shadow:inset 0 0 0 1px var(--ac)}
.ly-pc.is-cmp{outline:2px dashed var(--ac);outline-offset:2px}
.ly-pc svg{display:block;width:100%;height:auto;max-height:150px;background:var(--paper);border-radius:3px}
.ly-pch{display:flex;justify-content:space-between;align-items:flex-start;gap:8px}
.ly-pch b{font-size:14px;line-height:1.35}
.ly-pch small{display:block;font-size:12px;color:var(--mut);font-weight:600;letter-spacing:.08em}
.ly-badge{flex:none;font-size:12px;font-weight:800;padding:4px 7px;border-radius:3px;background:var(--ac);color:#0a0a0c;white-space:nowrap}
.ly-badge.is-no{background:transparent;color:var(--ink);border:1px dashed var(--ln2)}
.ly-badge:empty{display:none}
.ly-pm{display:grid;grid-template-columns:1fr 1fr;gap:4px 10px;margin:0;font-size:13px}
.ly-pm div{display:flex;justify-content:space-between;gap:6px;border-bottom:1px solid var(--ln);padding:3px 0}
.ly-pm dt{color:var(--mut)}.ly-pm dd{margin:0;font-weight:700;text-align:right}
.ly-pm .is-w dd{color:var(--ac)}
.ly-pw{display:flex;flex-wrap:wrap;gap:4px;font-size:12px;color:var(--ac);font-weight:700;margin:0}
.ly-pw:empty{display:none}
.ly-cmpv{border:1px solid var(--ac);border-radius:var(--r);padding:10px;background:rgba(255,106,19,.06)}
.ly-cmpv table{width:100%;border-collapse:collapse;font-size:13px}
.ly-cmpv th,.ly-cmpv td{padding:6px 4px;border-bottom:1px solid var(--ln);text-align:right;vertical-align:top}
.ly-cmpv th:first-child,.ly-cmpv td:first-child{text-align:left;color:var(--mut);font-weight:500}
.ly-cmpv .is-d{color:var(--ac);font-weight:800}
.ly-cmpv .ly-cth svg{width:100%;height:auto;max-height:90px;background:var(--paper);border-radius:3px}

/* chú thích / khách */
.ly-leg{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:1fr 1fr;gap:6px}
.ly-leg li{display:flex;align-items:center;gap:8px;font-size:14px;min-height:32px}
.ly-leg i{flex:none;width:18px;height:18px;border-radius:50%;border:1.5px solid #fff;background:#fff}
.ly-leg .r-vip{background:#ff6a13;border-color:#ff6a13}.ly-leg .r-press{background:#0a0a0c}.ly-leg .r-staff{background:#a3a3aa;border-color:#a3a3aa}.ly-leg .r-res{background:transparent;border-style:dashed}
.ly-leg svg{flex:none;width:18px;height:18px;border-radius:3px;border:1px solid #fff}
.ly-gres{margin:0;font-size:15px;min-height:1.4em;color:var(--ink)}
.ly-gres b{color:var(--ac)}
.ly-gl{list-style:none;margin:0;padding:0;display:grid;gap:6px;max-height:260px;overflow:auto;overscroll-behavior:contain}
.ly-gl li{display:flex;align-items:center;justify-content:space-between;gap:8px;min-height:44px;padding:6px 10px;border:1px solid var(--ln);border-radius:var(--r);background:var(--ui2);font-size:14px;cursor:grab;touch-action:none}
.ly-gl li.is-pin{border-color:rgba(255,106,19,.6)}
.ly-gl small{color:var(--mut);font-size:12px}
.ly-gl em{font-style:normal;font-weight:800;color:var(--ac);white-space:nowrap}
.ly-gl .is-un{color:var(--mut)}
.ly-ghost{position:fixed;z-index:120;pointer-events:none;padding:8px 12px;background:#ff6a13;color:#0a0a0c;font:700 14px/1 'Be Vietnam Pro',sans-serif;border-radius:4px;transform:translate(-50%,-130%);box-shadow:0 8px 20px rgba(0,0,0,.4)}

/* tải về */
.ly-dl{display:grid;gap:6px}
.ly-dl button{display:flex;align-items:center;gap:12px;min-height:56px;padding:8px 12px;border:1px solid var(--ln2);border-radius:var(--r);background:var(--ui2);color:var(--ink);text-align:left;font:inherit;cursor:pointer}
.ly-dl span{display:grid;flex:1;min-width:0}
.ly-dl b{font-size:15px}.ly-dl small{font-size:12px;color:var(--mut)}
.ly-lk{display:grid;place-items:center;color:var(--mut)}
.ly-dl.is-open .ly-lk{display:none}
@media(hover:hover){.ly-dl button:hover{border-color:var(--ac)}}
.ly-dlm{margin:0;font-size:14px;line-height:1.5;color:#ffd2b4;min-height:0}
.ly-dlm:empty{display:none}
.ly-q{min-height:52px;font-size:15px}

/* bảng thuộc tính & chỉ số */
.ly-r{padding:0 16px 18px;display:grid;gap:14px;align-content:start;min-width:0}
.ly-ph2{display:flex;align-items:center;justify-content:space-between;gap:8px;min-height:44px}
.ly-ph2 b{font-size:13px;letter-spacing:.12em;text-transform:uppercase;color:var(--mut)}
.ly-px{display:none}
.ly-props{display:grid;gap:10px}
.ly-pb{display:grid;gap:10px}
.ly-pt{display:flex;align-items:center;gap:10px;font-size:16px;font-weight:700}
.ly-pt i{flex:none;width:32px;height:32px;border-radius:50%;border:1.5px solid #fff;display:grid;place-items:center;font-style:normal;font-size:13px}
.ly-pt small{display:block;font-size:12px;color:var(--mut);font-weight:500}
.ly-rs{display:grid;grid-template-columns:repeat(5,1fr);gap:4px}
.ly-rs button{min-height:44px;padding:2px;border:1px solid var(--ln);border-radius:4px;background:var(--ui2);color:var(--mut);font:600 12px/1.15 'Be Vietnam Pro',sans-serif;cursor:pointer}
.ly-rs [aria-checked=true]{border-color:var(--ac);color:#0a0a0c;background:var(--ac)}
.ly-pbt{display:flex;flex-wrap:wrap;gap:6px}
.ly-pbt .ly-btn{flex:1 1 40%;padding:0 10px}
.ly-al{display:grid;grid-template-columns:repeat(4,1fr);gap:4px}
.ly-al .ly-ib{padding:0;font-size:12px}
.ly-kpi{border-top:1px solid var(--ln);padding-top:6px}
.ly-kg{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin:0}
.ly-kg div{padding:8px 10px;border:1px solid var(--ln);border-radius:var(--r);background:var(--ui2);min-width:0}
.ly-kg dt{font-size:12px;color:var(--mut);line-height:1.3}
.ly-kg dd{margin:2px 0 0;font-size:20px;font-weight:800;line-height:1.15}
.ly-kg dd small{font-size:12px;font-weight:600;color:var(--mut);margin-left:3px}
.ly-kg .is-w{border-color:rgba(255,106,19,.7)}.ly-kg .is-w dd{color:var(--ac)}
.ly-kg .is-big{grid-column:1/-1}
.ly-warn{list-style:none;margin:10px 0 0;padding:0;display:grid;gap:6px}
.ly-warn li{display:flex;gap:10px;align-items:flex-start;padding:8px 10px;border-left:3px solid var(--ac);background:rgba(255,106,19,.1);font-size:14px;line-height:1.4;color:#ffe2cf;border-radius:0 4px 4px 0}
.ly-warn li svg{color:var(--ac);margin-top:1px}
.ly-warn .is-ok{border-left-color:#6b6b75;background:rgba(255,255,255,.04);color:var(--mut)}
.ly-pf{display:none}

/* thanh bước (mobile) */
.ly-bar{position:sticky;bottom:0;z-index:30;display:grid;grid-template-columns:48px 1fr auto;align-items:center;gap:10px;padding:8px 12px calc(8px + env(safe-area-inset-bottom,0px));background:rgba(11,11,13,.96);border-top:1px solid var(--ln2);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}
.ly-bar p{margin:0;display:grid;min-width:0}
.ly-bar small{font-size:12px;color:var(--mut);letter-spacing:.06em}
.ly-bar b{font-size:15px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.ly-bb{width:48px;height:48px;display:grid;place-items:center;border:1px solid var(--ln2);border-radius:var(--r);background:transparent;color:var(--ink);cursor:pointer}
.ly-bb svg{transform:rotate(90deg)}
.ly-bn{display:inline-flex;align-items:center;gap:8px;min-height:48px;padding:0 18px;border:0;border-radius:var(--r);background:var(--ac);color:#0a0a0c;font:800 15px/1 'Be Vietnam Pro',sans-serif;cursor:pointer}
.ly-bn .arr,.ly-bn svg{width:16px;height:16px}
.ly-bb[disabled]{opacity:.35}
@media(max-width:1024px){body:has(.view.on .ly-app.is-vis) .sq-fab{opacity:0;pointer-events:none;transform:translateY(16px)}}
@media(min-width:1025px){body:has(.view.on .ly-app.is-vis) .sq-fab{opacity:0;pointer-events:none}}

/* modal lead */
.ly-modal{position:fixed;inset:0;z-index:130;display:grid;place-items:end center;background:rgba(5,5,7,.72);-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px)}
.ly-modal[hidden]{display:none}
.ly-mbox{position:relative;width:100%;max-width:520px;max-height:92vh;overflow:auto;overscroll-behavior:contain;padding:22px 18px calc(22px + env(safe-area-inset-bottom,0px));background:#111114;border:1px solid var(--ln2);border-radius:12px 12px 0 0;color:var(--ink);display:grid;gap:10px}
.ly-mbox h3{font-size:22px;line-height:1.25;padding-right:48px}
.ly-mx{position:absolute;right:12px;top:12px;padding:0}
.ly-form{display:grid;gap:10px}
.ly-form em{font-style:normal;font-size:13px;color:#ffb27f;min-height:0}
.ly-form em:empty{display:none}
.ly-form .is-err{border-color:#ff6a13;box-shadow:0 0 0 1px #ff6a13}
.ly-ck{display:flex;gap:10px;align-items:flex-start;font-size:14px;line-height:1.45;color:var(--mut);min-height:44px;cursor:pointer}
.ly-ck input{flex:none;width:22px;height:22px;margin-top:1px;accent-color:#ff6a13}
.ly-form .ly-btn{min-height:52px;font-size:15px}
@media(min-width:700px){.ly-modal{place-items:center}.ly-mbox{border-radius:12px;padding:26px}}

/* bottom sheet thuộc tính (mobile) */
@media(max-width:699px){
  .ly-props{position:fixed;left:0;right:0;bottom:0;z-index:110;max-height:48vh;overflow:auto;overscroll-behavior:contain;padding:6px 16px calc(16px + env(safe-area-inset-bottom,0px));background:#111114;border-top:1px solid var(--ac);border-radius:14px 14px 0 0;box-shadow:0 -20px 50px rgba(0,0,0,.55);transform:translateY(105%);transition:transform .35s var(--ease);visibility:hidden}
  .ly-props::before{content:"";justify-self:center;width:44px;height:4px;border-radius:9px;background:#3a3a42;margin-top:4px}
  .ly-props.is-open{transform:none;visibility:visible}
  .ly-px{display:inline-grid}
  .ly-rst{padding:0}
}
.ly-mb{display:inline}

/* ---------- iPad ---------- */
@media(min-width:700px){
  .ly-app{--H:56vh;margin-inline:var(--gut);border:1px solid var(--ln);border-radius:10px;overflow:clip}
  .ly-main{display:grid;grid-template-columns:minmax(0,1fr) 300px}
  .ly-c{grid-column:1/-1}
  .ly-l{border-right:1px solid var(--ln)}
  .ly-r{padding-top:12px}
  .ly-bar{display:none}
  .ly-pf{display:flex;justify-content:space-between;gap:10px;margin-top:16px;padding-top:12px;border-top:1px solid var(--ln)}
  .ly-plans{flex-wrap:wrap;overflow:visible;margin:0;padding:0}
  .ly-pc{width:100%;grid-template-columns:minmax(0,5fr) minmax(0,6fr);column-gap:14px;align-items:start}
  .ly-pc>svg{grid-row:2/4}.ly-pch{grid-column:1/-1}
  .ly-rtx{display:inline}
  .ly-zg{grid-template-columns:repeat(3,1fr)}
  .ly-steps{overflow:visible}
  .ly-steps button{flex:1 1 0;justify-content:center}
}
/* ---------- desktop ---------- */
@media(min-width:1025px){
  .ly-pc{grid-template-columns:1fr}.ly-pc>svg{grid-row:auto}
  .ly-app{--H:clamp(600px,calc(100vh - 150px),880px);max-width:1680px;margin:28px auto 0;display:grid;grid-template-columns:330px minmax(0,1fr) 290px;grid-template-areas:"top top top" "pre pre pre" "st c r" "l c r";grid-template-rows:auto auto auto minmax(0,1fr)}
  .ly-main{display:contents}
  .ly-top{grid-area:top}.ly-pre{grid-area:pre}
  .ly-steps{grid-area:st;display:grid;grid-template-columns:repeat(3,1fr);gap:4px;padding:10px;border-right:1px solid var(--ln)}
  .ly-steps button{min-height:44px;padding:0 6px;gap:6px;font-size:12.5px;justify-content:flex-start}
  .ly-steps b{width:24px;height:24px;font-size:12px}
  .ly-c{grid-area:c;height:var(--H)}
  .ly-cv{flex:1;height:auto;max-height:none}
  .ly-l{grid-area:l;max-height:calc(var(--H) - 112px);overflow:auto;overscroll-behavior:contain;scrollbar-width:thin}
  .ly-r{grid-area:r;max-height:var(--H);overflow:auto;overscroll-behavior:contain;border-left:1px solid var(--ln);scrollbar-width:thin}
  .ly-plans{display:grid;gap:10px}
  .ly-pc{width:100%}
  .ly-dk{display:inline}.ly-mb{display:none}
  .ly-zg{grid-template-columns:1fr 1fr}
  .ly-cmpb{justify-self:stretch}
}
@media(min-width:1440px){.ly-app{margin-inline:auto;width:calc(100% - 56px)}}

/* ---------- quy tắc ---------- */
.ly-rules{border-top:1px solid var(--ln)}
.ly-rg2{display:grid;gap:26px}
.ly-rl .s-lead{max-width:52ch}
.ly-rfig{margin:18px 0 0;border:1px solid var(--ln2);border-radius:4px;overflow:hidden;background:var(--paper)}
.ly-rfig svg{display:block;width:100%;height:auto}
.ly-rfig text{font-family:'Be Vietnam Pro',sans-serif}
.ly-rfig figcaption{padding:8px 12px;background:#0a0a0c;color:#d9d9dd;font-size:13px}
.ly-acc{display:grid;gap:0;border-top:1px solid var(--ln2)}
.ly-d{border-bottom:1px solid var(--ln2)}
.ly-d summary{list-style:none;display:flex;align-items:center;gap:14px;min-height:58px;padding:10px 40px 10px 0;position:relative;font-size:17px;font-weight:700;cursor:pointer}
.ly-d summary::-webkit-details-marker{display:none}
.ly-d summary b{color:var(--ac);font-size:13px;letter-spacing:.1em;min-width:22px}
.ly-d summary::after{content:"";position:absolute;right:8px;top:50%;width:12px;height:12px;margin-top:-8px;border-right:2px solid currentColor;border-bottom:2px solid currentColor;transform:rotate(45deg);transition:transform .3s var(--ease)}
.ly-d[open] summary::after{transform:rotate(225deg);margin-top:-2px}
.ly-d>div{padding:0 0 16px 36px;display:grid;gap:10px}
.ly-d p{font-size:15px;line-height:1.6;color:#d4d4d9}
.ly-d strong{color:var(--ink)}
.ly-tbl{width:100%;border-collapse:collapse;font-size:15px}
.ly-tbl th,.ly-tbl td{padding:8px 10px;border-bottom:1px solid var(--ln);text-align:left}
.ly-tbl th{font-size:12px;color:var(--mut);letter-spacing:.08em;text-transform:uppercase}
.ly-note{display:flex;gap:10px;align-items:flex-start;margin:16px 0 0!important;font-size:14px;line-height:1.5;color:var(--mut)}
@media(prefers-reduced-motion:no-preference){.ly-d[open]>div{animation:lyOpen .45s var(--ease)}}
@keyframes lyOpen{from{opacity:0;transform:translateY(-6px)}}
@media(min-width:1025px){.ly-rg2{grid-template-columns:5fr 6fr;gap:64px;align-items:start}.ly-rl{position:sticky;top:96px}}

/* ---------- thư viện kiểu xếp ---------- */
.ly-lib{background:var(--paper);color:#0a0a0c;--ink:#0a0a0c;--mut:#55555c}
.ly-lib .s-lead{color:#3a3a40}
.ly-lg{display:flex;gap:12px;overflow-x:auto;scroll-snap-type:x mandatory;overscroll-behavior-x:contain;margin:0 calc(var(--gut)*-1);padding:2px var(--gut) 8px;scrollbar-width:none}
.ly-lg::-webkit-scrollbar{display:none}
.ly-lc{flex:none;width:64%;scroll-snap-align:start;display:grid;gap:8px;align-content:start;padding:14px;background:#fff;border:1px solid #0a0a0c;border-radius:4px}
.ly-lc svg{display:block;width:100%;height:auto;background:linear-gradient(#e7e5df 1px,transparent 1px) 0 0/10px 10px,linear-gradient(90deg,#e7e5df 1px,transparent 1px) 0 0/10px 10px,#fbfaf7;border:1px solid #d9d8d3}
.ly-lc svg rect{fill:#2a2a2f}.ly-lr circle,.ly-lr path{fill:#fff;stroke:#0a0a0c;stroke-width:1.6}.ly-lr .is-v{fill:#ff6a13}
.ly-ld{stroke:#0a0a0c;stroke-width:4;stroke-dasharray:3.4 1.6;fill:none}.ly-lb2{stroke:#0a0a0c;stroke-width:3.4;fill:none}
.ly-lc h3{font-size:17px;margin-top:4px!important}
.ly-lc p{font-size:15px;line-height:1.45;color:#3a3a40}
.ly-lc .ly-btn{background:#0a0a0c;color:#fff;border-color:#0a0a0c;margin-top:4px}
@media(hover:hover){.ly-lc .ly-btn:hover{background:var(--ac);border-color:var(--ac);color:#0a0a0c}.ly-lc{transition:transform .3s var(--ease)}.ly-lc:hover{transform:translateY(-3px)}}
@media(min-width:700px){.ly-lg{display:grid;grid-template-columns:repeat(3,1fr);overflow:visible;margin:0;padding:0}.ly-lc{width:auto}}
@media(min-width:1025px){.ly-lg{grid-template-columns:repeat(6,1fr)}}
.ly-read{border-top:1px solid var(--ln)}
.ly-read .ly-cards{margin-top:0}

/* ---------- cách dùng + thẻ bài ---------- */
.ly-how{background:var(--bg2);border-top:1px solid var(--ln)}
.ly-hw{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:1fr 1fr;border:1px solid var(--ln2)}
.ly-hw li{padding:16px 14px 18px;border-right:1px solid var(--ln2);border-bottom:1px solid var(--ln2);min-width:0}
.ly-hw li:nth-child(2n){border-right:0}
.ly-hw li:nth-child(n+3){border-bottom:0}
.ly-hw b{display:block;font-size:30px;line-height:1;color:var(--ac);font-weight:800;letter-spacing:-.04em}
.ly-hw h3{font-size:16px;margin:10px 0 6px!important;line-height:1.3}
.ly-hw p{font-size:15px;line-height:1.5;color:var(--mut)}
.ly-cards{display:flex;gap:14px;overflow-x:auto;scroll-snap-type:x mandatory;overscroll-behavior-x:contain;margin:28px calc(var(--gut)*-1) 0;padding:0 var(--gut) 6px;scrollbar-width:none}
.ly-cards::-webkit-scrollbar{display:none}
.ly-cards>div{flex:none;width:82%;scroll-snap-align:start}
.ly-cards .card{height:100%}
@media(min-width:700px){.ly-hw{grid-template-columns:repeat(4,1fr)}.ly-hw li{border-bottom:0}.ly-hw li:nth-child(2n){border-right:1px solid var(--ln2)}.ly-hw li:last-child{border-right:0}
  .ly-cards{display:grid;grid-template-columns:repeat(3,1fr);overflow:visible;margin-inline:0;padding:0}.ly-cards>div{width:auto}}
@media(min-width:1025px){.ly-hw li{padding:22px 22px 26px}.ly-hw b{font-size:44px}.ly-hw h3{font-size:18px}}

@media(prefers-reduced-motion:reduce){.ly-fx .ly-o,.ly-props,.ly-cmp svg,.ly-sw i,.ly-sw i::after{transition:none!important}}
.ly-world text,.ly-rfig text{letter-spacing:0!important;word-spacing:0}