:root{--bg:#FBF4E8;--text:#2A1624;--accent:#B6E24B;--primary:#B4236B;--surface:#FFFFFF;--kraft:#EBD9BA;--muted:#5E4656;--line:#2A1624;--radius:14px;--shadow:5px 5px 0 var(--text)}
*{box-sizing:border-box}
[hidden]{display:none!important}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{animation:none!important;transition:none!important}}
body{margin:0;background:var(--bg);color:var(--text);font-family:Karla,system-ui,sans-serif;font-size:1.0625rem;line-height:1.6;background-image:radial-gradient(rgba(42,22,36,.07) 1px,transparent 1.2px);background-size:22px 22px}
h1,h2,h3,h4{font-family:Rubik,system-ui,sans-serif;line-height:1.15;margin:0 0 .6rem;font-weight:700;letter-spacing:-.01em}
h1{font-size:clamp(1.9rem,4.2vw,3rem)}
h2{font-size:clamp(1.5rem,3vw,2.1rem)}
h3{font-size:1.25rem}
p{margin:0 0 1rem}
a{color:var(--primary);text-underline-offset:3px}
a:hover{text-decoration-thickness:3px}
img,svg{max-width:100%;height:auto}
:focus-visible{outline:3px solid var(--primary);outline-offset:3px;border-radius:4px}
.wrap{width:min(1200px,100% - 2rem);margin-inline:auto}
.narrow{width:min(820px,100% - 2rem);margin-inline:auto}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.skip{position:absolute;left:-999px;top:0;background:var(--text);color:var(--bg);padding:.6rem 1rem;z-index:100}
.skip:focus{left:0}
.hp{position:absolute;left:-9999px;top:auto;width:1px;height:1px;overflow:hidden}

/* header */
.site-header{background:var(--surface);border-bottom:3px solid var(--text);position:sticky;top:0;z-index:50}
.bar{display:flex;align-items:center;justify-content:space-between;gap:1rem;padding:.6rem 0}
.brand{display:flex;align-items:center;gap:.6rem;text-decoration:none;color:var(--text);font-family:Rubik,sans-serif;font-weight:700;font-size:1.1rem}
.logo{width:48px;height:48px;padding:3px;border-radius:3px;border:0;object-fit:contain;background:#F3E4C3;transform:rotate(-3deg);box-shadow:2px 3px 5px rgba(42,22,36,.35),0 0 0 1px rgba(42,22,36,.12)}
.foot .logo{background:#F3E4C3}
.hint.count{text-align:right;margin:-.6rem 0 .4rem}
.nav ul{list-style:none;display:flex;gap:.25rem;margin:0;padding:0;flex-wrap:wrap}
.nav a{display:block;padding:.45rem .8rem;border-radius:999px;text-decoration:none;color:var(--text);font-weight:700;font-size:.98rem}
.nav a:hover{background:var(--kraft)}
.nav a[aria-current="page"]{background:var(--primary);color:#fff}
.menu-btn{display:none;font:inherit;font-weight:700;background:var(--accent);color:var(--text);border:2px solid var(--text);border-radius:10px;padding:.45rem .9rem;cursor:pointer}
@media (max-width:900px){
 .menu-btn{display:block}
 .nav{display:none;position:absolute;left:0;right:0;top:100%;background:var(--surface);border-bottom:3px solid var(--text);padding:.5rem 1rem 1rem}
 .nav.open{display:block}
 .nav ul{flex-direction:column}
}

/* buttons & forms */
.btn{display:inline-block;font:inherit;font-weight:700;text-decoration:none;cursor:pointer;background:var(--primary);color:#fff;border:2px solid var(--text);border-radius:10px;padding:.65rem 1.15rem;box-shadow:3px 3px 0 var(--text);transition:transform .12s}
.btn:hover{transform:translate(-1px,-1px)}
.btn:active{transform:translate(2px,2px);box-shadow:1px 1px 0 var(--text)}
.btn.alt{background:var(--accent);color:var(--text)}
.btn.ghost{background:var(--surface);color:var(--text)}
.btn.small{padding:.35rem .7rem;font-size:.9rem;box-shadow:2px 2px 0 var(--text)}
.btn[disabled]{opacity:.6;cursor:wait}
label,.lbl{display:block;font-weight:700;font-size:.95rem;margin-bottom:.25rem}
input,select,textarea{font:inherit;color:var(--text);background:#fff;border:2px solid var(--text);border-radius:8px;padding:.5rem .65rem;width:100%;min-height:44px}
textarea{min-height:120px;resize:vertical}
input[type=range]{padding:0;min-height:32px;accent-color:var(--primary)}
input[type=checkbox]{width:auto;min-height:0;accent-color:var(--primary);width:1.2rem;height:1.2rem}
.field{margin-bottom:.9rem}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:.8rem}
.check{display:flex;align-items:center;gap:.5rem;font-weight:700}
.check label{margin:0}
.hint{font-size:.88rem;color:var(--muted);margin:.25rem 0 0}
.chips{display:flex;flex-wrap:wrap;gap:.5rem;margin:.4rem 0 1rem}
.chip{font:inherit;font-size:.9rem;text-align:left;background:var(--kraft);color:var(--text);border:2px dashed var(--text);border-radius:999px;padding:.3rem .8rem;cursor:pointer}
.chip:hover{background:var(--accent)}

/* intro */
.intro{padding:1.6rem 0 1rem}
.intro .lead{font-size:1.15rem;max-width:62ch;margin-bottom:.8rem}
.badges{display:flex;flex-wrap:wrap;gap:.5rem;list-style:none;padding:0;margin:0}
.badges li{background:var(--accent);border:2px solid var(--text);border-radius:6px;padding:.1rem .65rem;font-weight:700;font-size:.9rem;transform:rotate(-1deg)}
.badges li:nth-child(even){transform:rotate(1deg);background:var(--surface)}
.page-head{padding:2rem 0 1rem}
.page-head p{max-width:65ch;font-size:1.1rem}
.eyebrow{display:inline-block;font-family:Rubik,sans-serif;font-weight:500;font-size:.85rem;text-transform:uppercase;letter-spacing:.12em;color:var(--primary);margin-bottom:.4rem}

/* map */
.map-grid{display:grid;grid-template-columns:minmax(0,1.7fr) minmax(0,1fr);gap:1.4rem;align-items:start;padding-bottom:1.5rem}
@media (max-width:900px){.map-grid{grid-template-columns:1fr}}
.map-card,.card,.panel{background:var(--surface);border:3px solid var(--text);border-radius:var(--radius);box-shadow:var(--shadow);padding:1rem}
.map-card{padding:.6rem;background:var(--kraft)}
#la-map{display:block;width:100%;height:auto;border-radius:8px;background:#F5EAD3}
.map-tools{display:flex;gap:.5rem;flex-wrap:wrap;align-items:center;margin:.7rem .2rem .2rem}
.pick{font:inherit;font-weight:700;border:2px solid var(--text);background:#fff;border-radius:999px;padding:.35rem .9rem;cursor:pointer}
.pick[aria-pressed="true"]{background:var(--primary);color:#fff}
.map-note{font-size:.88rem;color:var(--muted);margin:.2rem .3rem 0}
.zone{cursor:pointer;outline:none}
.zone .paper{fill:var(--kraft);stroke:var(--text);stroke-width:1.5;stroke-linejoin:bevel;transition:fill .15s}
.zone:nth-of-type(3n+1) .paper{fill:#E8A6C6}
.zone:nth-of-type(3n+2) .paper{fill:#D4EC90}
.zone .shade{fill:rgba(42,22,36,.28)}
.zone:hover .paper,.zone:focus-visible .paper{stroke-width:3}
.zone:focus-visible .paper{stroke:var(--primary);stroke-width:4}
.zone.is-home .paper{fill:var(--primary);stroke-width:3}
.zone.is-gig .paper{fill:var(--accent);stroke-width:3}
.zone .hit{fill:transparent;stroke:none}
.zlabels .name.lbl-left{text-anchor:end}
.zone .pin{fill:#fff;stroke:var(--text);stroke-width:2}
.zone.is-home .pin{fill:var(--text)}
.zone.is-gig .pin{fill:var(--text)}
.zone .mark{fill:#fff;font:700 11px Rubik,sans-serif;text-anchor:middle;pointer-events:none}
.zlabels .name{pointer-events:none;font:700 13px Rubik,sans-serif;fill:var(--text);text-anchor:middle;paint-order:stroke;stroke:#fff;stroke-width:4px;stroke-linejoin:round;pointer-events:none}
.route-line{fill:none;stroke:var(--primary);stroke-width:5;stroke-linecap:round;stroke-dasharray:1 11}
.route-tag rect{fill:#fff;stroke:var(--text);stroke-width:2}
.route-tag text{font:700 13px Rubik,sans-serif;fill:var(--text);text-anchor:middle}
.zone .paper{stroke-width:2.5}
.map-scroll{overflow-x:auto;border-radius:8px}
.zone .mark,.zone .idx{dominant-baseline:central}
.zone .idx{display:none;fill:var(--text);font:700 11px Rubik,sans-serif;text-anchor:middle;pointer-events:none}
.map-legend{display:none}
.legend-btn{font:inherit;font-weight:700;font-size:.95rem;text-align:left;white-space:pre;min-height:44px;background:#fff;color:var(--text);border:2px solid var(--text);border-radius:10px;padding:.35rem .6rem;cursor:pointer}
.legend-btn.is-home{background:var(--primary);color:#fff}
.legend-btn.is-gig{background:var(--accent)}
@media (max-width:640px){
 .map-scroll{-webkit-overflow-scrolling:touch}
 .map-scroll{overflow-x:hidden}
 .zlabels{display:none}
 .zone .hit{r:40px}
 .zone .pin{r:20px}
 .zone .mark{font-size:24px}
 .zone .idx{display:block;font-size:24px}
 .zone.is-home .idx,.zone.is-gig .idx{display:none}
 .route-tag text{font-size:22px}
 .map-legend{display:grid;grid-template-columns:1fr 1fr;gap:.4rem;margin:.6rem .2rem 0}
}

/* panel / ticket */
.panel h2{font-size:1.4rem}
.perf{position:relative;border-top:3px dashed var(--text);margin:1rem -1rem}
.perf::before,.perf::after{content:"";position:absolute;top:-13px;width:23px;height:23px;border-radius:50%;background:var(--bg);border:3px solid var(--text)}
.perf::before{left:-14px}
.perf::after{right:-14px}
.result{margin-top:1rem}
.big{font-family:Rubik,sans-serif;font-weight:700;font-size:2.4rem;line-height:1.1}
.big.neg{color:var(--primary)}
.kv{display:grid;grid-template-columns:1fr auto;gap:.2rem 1rem;margin:0}
.kv dt{color:var(--muted)}
.kv dd{margin:0;font-weight:700;text-align:right}
.verdict{background:var(--accent);border:2px solid var(--text);border-radius:8px;padding:.5rem .7rem;font-weight:700;margin-top:.8rem}
.verdict.bad{background:#F9D3E4}

/* sections */
.section{padding:2.2rem 0}
.section-head{max-width:70ch;margin-bottom:1.2rem}
.band{background:var(--text);color:var(--bg);clip-path:polygon(0 12px,4% 0,9% 10px,15% 2px,22% 12px,30% 3px,38% 11px,46% 0,53% 10px,61% 2px,69% 12px,77% 1px,85% 10px,93% 0,100% 11px,100% calc(100% - 12px),95% 100%,88% calc(100% - 10px),80% calc(100% - 1px),72% calc(100% - 12px),63% 100%,55% calc(100% - 9px),47% calc(100% - 2px),38% calc(100% - 12px),29% 100%,20% calc(100% - 10px),11% calc(100% - 1px),5% calc(100% - 11px),0 100%);padding:3.2rem 0}
.band a{color:var(--accent)}
.band .card{color:var(--text)}
.route{list-style:none;margin:0;padding:0 0 0 3.2rem;position:relative;counter-reset:stop}
.route::before{content:"";position:absolute;left:1.05rem;top:.5rem;bottom:.5rem;border-left:5px dotted var(--primary)}
.route>li{position:relative;margin-bottom:1.3rem;counter-increment:stop}
.route>li::before{content:counter(stop);position:absolute;left:-3.2rem;top:.7rem;width:2.3rem;height:2.3rem;border-radius:50%;background:var(--accent);border:3px solid var(--text);font:700 1rem Rubik,sans-serif;display:grid;place-items:center;color:var(--text)}
.route .card{position:relative}
.route .card h3{display:flex;gap:.5rem;align-items:baseline;flex-wrap:wrap}
.tag{font:500 .75rem Rubik,sans-serif;text-transform:uppercase;letter-spacing:.1em;background:var(--kraft);border:2px solid var(--text);border-radius:4px;padding:0 .4rem;color:var(--text)}
.route.on-dark::before{border-left-color:var(--accent)}
.grid3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:1.2rem}
.grid2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:1.2rem}
@media (max-width:900px){.grid3{grid-template-columns:1fr 1fr}}
@media (max-width:640px){.grid3,.grid2,.row2{grid-template-columns:1fr}}
.stub{position:relative;background:var(--surface);border:3px solid var(--text);border-radius:var(--radius);padding:1rem 1.1rem 1.1rem;box-shadow:var(--shadow)}
.stub::before{content:"";position:absolute;left:-3px;right:-3px;top:2.6rem;border-top:3px dashed var(--text)}
.stub .no{display:block;font:500 .78rem Rubik,sans-serif;letter-spacing:.14em;text-transform:uppercase;color:var(--primary);margin-bottom:1.1rem}
.stub h3{margin-top:.5rem}
.example{background:var(--bg);border-left:5px solid var(--primary);padding:.5rem .8rem;border-radius:0 8px 8px 0;font-size:.97rem}
.quick{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:1.1rem}
@media (max-width:760px){.quick{grid-template-columns:1fr}}
.quick a.stub{text-decoration:none;color:var(--text);display:block}
.quick a.stub:hover{background:var(--accent)}
.quick a.stub strong{font-family:Rubik,sans-serif;font-size:1.2rem;display:block}
.collage{border:3px solid var(--text);border-radius:var(--radius);box-shadow:var(--shadow);overflow:hidden;background:var(--kraft)}
.collage img{display:block;width:100%;height:auto}
.collage figcaption{padding:.5rem .8rem;font-size:.9rem;background:var(--surface);border-top:3px solid var(--text)}

/* pictures by Họa Sư */
.strip{display:flex;flex-wrap:wrap;gap:.8rem 2rem;align-items:center;justify-content:space-between;padding:1rem 0 .8rem}
.strip-text{flex:1 1 520px}
.strip h1{font-size:clamp(1.6rem,3.2vw,2.3rem);margin-bottom:.3rem}
.strip .lead{font-size:1.05rem;margin-bottom:0}
.strip-cta{margin:0}
.strip-form{flex:1 1 360px;max-width:520px;background:var(--surface);border:3px solid var(--text);border-radius:var(--radius);box-shadow:var(--shadow);padding:.8rem 1rem}
.sf-row{display:flex;gap:.6rem;align-items:flex-end;flex-wrap:wrap}
.sf-row .field{flex:1 1 200px;margin:0}
.strip-form .status{min-height:0;margin:.4rem 0 0}
.banner{margin:1rem auto .5rem}
.banner .hero-img{height:clamp(160px,24vw,280px);object-fit:cover;object-position:center 40%;margin-bottom:.8rem}
.hero-grid{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,1fr);gap:1.6rem;align-items:center}
@media (max-width:900px){.hero-grid{grid-template-columns:1fr}}
.hero-img,.head-img,.story-img{display:block;width:100%;height:auto;border:3px solid var(--text);border-radius:var(--radius);box-shadow:var(--shadow);background:var(--kraft)}
.split-head{display:grid;grid-template-columns:minmax(0,1fr) 360px;gap:1.6rem;align-items:center}
.split-head.wide{grid-template-columns:minmax(0,1fr) 440px}
@media (max-width:900px){.split-head,.split-head.wide{grid-template-columns:1fr}.head-img{max-width:420px}}
.story-split{display:grid;grid-template-columns:minmax(0,1fr) 380px;gap:1.6rem;align-items:center;margin-top:1rem}
.story-split .team{grid-template-columns:1fr}
@media (max-width:760px){.story-split{grid-template-columns:1fr}}
.steps{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:1.2rem}
@media (max-width:900px){.steps{grid-template-columns:1fr 1fr}}
@media (max-width:560px){.steps{grid-template-columns:1fr}}
.price{font:700 1.6rem Rubik,sans-serif;margin:0 0 .4rem}
.ea{max-width:620px;margin-inline:auto}

/* tools */
.tool-grid{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,1fr);gap:1.4rem;align-items:start;padding-bottom:2rem}
@media (max-width:900px){.tool-grid{grid-template-columns:1fr}}
.out{white-space:pre-wrap;word-wrap:break-word;background:var(--bg);border:2px dashed var(--text);border-radius:10px;padding:.9rem 1rem;margin-top:1rem;min-height:3rem}
.out:empty{display:none}
.out ol,.out ul{margin:.2rem 0 .8rem;padding-left:1.4rem;white-space:normal}
.out p{margin:0 0 .7rem;white-space:pre-wrap}
.out.err{border-color:var(--primary);color:var(--primary);font-weight:700}
.status{min-height:1.4rem;font-weight:700;margin-top:.6rem}
.status.err{color:var(--primary)}
.ai-box{margin-bottom:1.6rem}
.ai-tabs{margin:0 0 1.4rem;display:flex;gap:.5rem;flex-wrap:wrap}
table{width:100%;border-collapse:collapse;background:var(--surface);font-size:.96rem}
th,td{border:2px solid var(--text);padding:.4rem .6rem;text-align:left;vertical-align:middle}
th{background:var(--accent);font-family:Rubik,sans-serif;font-weight:500}
td.num,th.num{text-align:right}
.tablewrap{overflow-x:auto;margin:.6rem 0}
.tablewrap td input,.tablewrap td select{min-width:90px;padding:.35rem .5rem}
.sel-row{cursor:pointer}
.sel-row:hover{background:#F6FBE3}
.saved{list-style:none;padding:0;margin:.6rem 0 0}
.saved li{display:flex;flex-wrap:wrap;gap:.5rem;justify-content:space-between;align-items:center;border:2px solid var(--text);border-radius:10px;padding:.5rem .7rem;margin-bottom:.5rem;background:var(--bg)}
.saved .meta{font-size:.9rem;color:var(--muted)}
.btnrow{display:flex;gap:.6rem;flex-wrap:wrap;margin-top:.8rem}
.totalbar{position:relative;height:30px;border:2px solid var(--text);border-radius:999px;background:#fff;overflow:hidden;margin:.3rem 0 .4rem}
.totalbar>span{position:absolute;left:0;top:0;bottom:0;width:0;background:var(--accent);transition:width .2s}
.totalbar.over>span{background:var(--primary)}
.totalbar.under>span{background:#F0B3CF}
.totalline{display:flex;justify-content:space-between;font-weight:700;gap:1rem;flex-wrap:wrap}
.totalline .ok{color:#2D5A00}
.totalline .warn{color:var(--primary)}
.drag{cursor:grab;font-size:1.2rem;text-align:center;user-select:none}
tr.dragging{opacity:.4}
tr.dragover td{border-top:4px solid var(--primary)}
.print-only{display:none}
.mt{margin-top:1.2rem}
.sig{display:grid;grid-template-columns:1fr 1fr;gap:2rem;margin-top:2rem}
.sig div{border-top:2px solid #000;padding-top:.3rem;margin-top:2.5rem}

/* prose */
.prose{padding-bottom:3rem}
.prose h2{margin-top:2rem;font-size:1.5rem}
.prose ul{padding-left:1.3rem}
.team{list-style:none;padding:0;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:1rem}
@media (max-width:760px){.team{grid-template-columns:1fr}}
.team li{background:var(--surface);border:3px solid var(--text);border-radius:var(--radius);padding:.8rem 1rem;box-shadow:var(--shadow)}
.team strong{display:block;font-family:Rubik,sans-serif}
.timeline{list-style:none;padding:0 0 0 2rem;margin:1rem 0;border-left:5px dotted var(--primary)}
.timeline li{position:relative;margin-bottom:1rem}
.timeline li::before{content:"";position:absolute;left:calc(-2rem - 10px);top:.35rem;width:15px;height:15px;border-radius:50%;background:var(--accent);border:3px solid var(--text)}
.timeline b{font-family:Rubik,sans-serif}
.err404{text-align:center;padding:3rem 0}
.err404 .code{font:700 clamp(4rem,14vw,9rem)/1 Rubik,sans-serif;color:var(--primary);text-shadow:4px 4px 0 var(--text)}

/* footer */
.site-footer{background:var(--text);color:var(--bg);padding:2rem 0;margin-top:2rem;border-top:6px dotted var(--accent)}
.site-footer a{color:var(--accent)}
.foot{display:flex;flex-wrap:wrap;gap:1rem 2rem;justify-content:space-between;align-items:center}
.foot ul{list-style:none;display:flex;gap:1.2rem;flex-wrap:wrap;margin:0;padding:0}
.foot p{margin:0}
.foot .brand{color:var(--bg)}
.foot .tagline{margin:.4rem 0 0;max-width:46ch;font-size:.95rem;opacity:.9}

@media print{
 body{background:#fff;color:#000;font-size:12pt}
 .site-header,.site-footer,.no-print,.skip,.intro,.page-head{display:none!important}
 .print-only{display:block!important}
 .card,.panel{box-shadow:none;border:1px solid #000}
 table,th,td{border-color:#000}
 th{background:#eee!important}
 .tool-grid{display:block}
}