:root{
  color-scheme:light;
  --bg:#f3f5f8;--card:#fff;--ink:#14243a;--mut:#5b6b7f;--line:#e2e7ee;
  --pri:#1e3a5f;--pri-ink:#fff;--pri-soft:#e9eef5;
  --inc:#0f7a4a;--exp:#b4401c;--sav:#1d4ed8;--bad:#b42318;--ok:#0f7a4a;--warn:#a15c07;
  --r:10px;--nav:62px;
}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.5 "Sarabun","Noto Sans Thai","Segoe UI",Tahoma,sans-serif}
button,input,select,textarea{font:inherit;color:inherit}
h1{font-size:1.25rem;margin:0}h2{font-size:1.05rem;margin:0 0 .6rem}h3{font-size:.95rem;margin:.8rem 0 .3rem;color:var(--mut)}
.mut{color:var(--mut)}.small{font-size:.82rem}.right{text-align:right}.center{text-align:center}
.inc{color:var(--inc)}.exp{color:var(--exp)}.sav{color:var(--sav)}.bad{color:var(--bad)}.ok{color:var(--ok)}.warn{color:var(--warn)}
.num{font-variant-numeric:tabular-nums}

/* layout */
#shell{min-height:100dvh;padding-bottom:calc(var(--nav) + env(safe-area-inset-bottom) + 12px)}
header.top{position:sticky;top:0;z-index:5;background:var(--bg);display:flex;align-items:center;gap:.6rem;padding:calc(env(safe-area-inset-top) + 10px) 16px 10px}
header.top h1{flex:1}
main{padding:0 16px 16px;max-width:1100px;margin:0 auto}
@media (min-width:900px){main{max-width:none;padding:0 28px 28px}header.top{padding-left:28px;padding-right:28px}.fab{top:14px;bottom:auto;right:28px;width:auto;height:34px;padding:0 12px;gap:6px;grid-auto-flow:column;align-items:center;border-radius:8px;box-shadow:0 1px 2px rgba(20,36,58,.25)}.fab .fl{display:inline;font-weight:600;font-size:.82rem}.fab svg{width:16px;height:16px}}
.fab .fl{display:none}
@media (min-width:1500px){.cols3{grid-template-columns:1fr 1fr 1fr}}
nav.tabs{position:fixed;left:0;right:0;bottom:0;z-index:6;display:flex;background:var(--card);border-top:1px solid var(--line);
  padding-bottom:env(safe-area-inset-bottom)}
nav.tabs a,nav.tabs button{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;min-height:var(--nav);
  color:var(--mut);text-decoration:none;font-size:.72rem;background:none;border:0;cursor:pointer}
nav.tabs .ic{font-size:1.35rem;line-height:1}
nav.tabs a.on{color:var(--pri);font-weight:600}
nav.tabs .more{display:none}
nav.tabs .brand{display:none}
@media (min-width:900px){
  #shell{padding-left:0;padding-bottom:24px}
  nav.tabs{top:0;right:auto;width:250px;z-index:30;flex-direction:column;border-top:0;border-right:1px solid var(--line);padding:16px 8px;gap:2px;transform:translateX(-104%);transition:transform .22s ease}
  nav.tabs.open{transform:none;box-shadow:0 0 40px rgba(20,36,58,.28)}
  .burger{display:grid}
  #navback.show{display:block}
  nav.tabs .brand{display:block;font-weight:700;color:var(--pri);padding:6px 12px 14px;font-size:1.05rem}
  nav.tabs a{flex:0 0 auto;flex-direction:row;justify-content:flex-start;gap:10px;min-height:44px;padding:0 12px;border-radius:10px;font-size:.95rem}
  nav.tabs a.on{background:var(--pri-soft)}
  nav.tabs .more{display:flex}
  nav.tabs .menu{display:none}
  .fab{right:32px;bottom:32px}
}
@media (max-width:899px){nav.tabs a.more{display:none}}

/* components */
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:14px;margin-bottom:12px}
.grid{display:grid;gap:12px}
.g2{grid-template-columns:repeat(2,1fr)}.g4{grid-template-columns:repeat(2,1fr)}
@media (min-width:700px){.g4{grid-template-columns:repeat(4,1fr)}.cols{display:grid;grid-template-columns:1fr 1fr;gap:12px}}
.stat .lbl{font-size:.8rem;color:var(--mut)}.stat .val{font-size:1.35rem;font-weight:700}.stat .sub{font-size:.75rem;color:var(--mut)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;min-height:44px;padding:0 16px;border-radius:12px;border:1px solid var(--line);
  background:var(--card);cursor:pointer;font-weight:600}
.btn.pri{background:var(--pri);color:var(--pri-ink);border-color:var(--pri)}
.btn.dng{color:var(--bad)}.btn.sm{min-height:36px;padding:0 12px;font-size:.88rem}.btn.blk{width:100%}
.btn:disabled{opacity:.5}
.fab{position:fixed;right:18px;bottom:calc(var(--nav) + env(safe-area-inset-bottom) + 16px);z-index:7;width:50px;height:50px;border-radius:50%;
  background:var(--pri);color:var(--pri-ink);border:0;font-size:2rem;box-shadow:0 6px 18px rgba(0,0,0,.28);cursor:pointer}
.row{display:flex;align-items:center;gap:10px}.row.sp{justify-content:space-between}.wrap{flex-wrap:wrap}.grow{flex:1;min-width:0}
.chips{display:flex;gap:6px;overflow-x:auto;padding:2px 0 8px}
.chip{flex:0 0 auto;padding:6px 14px;border-radius:99px;border:1px solid var(--line);background:var(--card);cursor:pointer;font-size:.88rem}
.chip.on{background:var(--pri);color:var(--pri-ink);border-color:var(--pri)}
.list .item{display:flex;align-items:center;gap:10px;padding:11px 2px;border-bottom:1px solid var(--line);cursor:pointer}
.list .item:last-child{border-bottom:0}
.dot{width:36px;height:36px;border-radius:50%;display:grid;place-items:center;flex:0 0 36px;font-size:1.05rem;background:var(--pri-soft)}
.bar{height:8px;border-radius:99px;background:var(--line);overflow:hidden}.bar i{display:block;height:100%;background:var(--pri)}
.bar.over i{background:var(--bad)}
.badge{display:inline-block;padding:1px 9px;border-radius:99px;font-size:.75rem;font-weight:600;background:var(--pri-soft);color:var(--pri)}
.badge.bad{background:#fee2e2;color:#991b1b}.badge.ok{background:#dcfce7;color:#166534}.badge.warn{background:#fef3c7;color:#92400e}
.monthnav{display:flex;align-items:center;justify-content:center;gap:6px}
.monthnav b{min-width:140px;text-align:center}
.icon-btn{width:44px;height:44px;border-radius:50%;border:0;background:transparent;font-size:1.3rem;cursor:pointer}

/* forms */
label.f{display:block;margin:0 0 10px}label.f>span{display:block;font-size:.82rem;color:var(--mut);margin-bottom:3px}
input,select,textarea{width:100%;min-height:44px;padding:8px 12px;border-radius:10px;border:1px solid var(--line);background:var(--card)}
textarea{min-height:70px}
input:focus,select:focus,textarea:focus{outline:2px solid var(--pri);outline-offset:0}
.seg{display:flex;border:1px solid var(--line);border-radius:12px;overflow:hidden;margin-bottom:12px}
.seg button{flex:1;min-height:44px;border:0;background:var(--card);cursor:pointer;font-weight:600}
.seg button.on{background:var(--pri);color:var(--pri-ink)}
.seg button.on.inc{background:var(--inc);color:#fff}.seg button.on.exp{background:var(--exp);color:#fff}.seg button.on.sav{background:var(--sav);color:#fff}
input.amt{font-size:1.8rem;font-weight:700;text-align:right;min-height:60px}
dialog{border:0;border-radius:18px;padding:18px;width:min(520px,94vw);max-height:92dvh;background:var(--card);color:var(--ink);box-shadow:0 20px 60px rgba(0,0,0,.35)}
dialog::backdrop{background:rgba(0,0,0,.45)}
@media (max-width:600px){dialog{margin:auto auto 0;width:100%;max-width:100%;border-radius:18px 18px 0 0;padding-bottom:calc(18px + env(safe-area-inset-bottom))}}
#toast{position:fixed;left:50%;bottom:calc(var(--nav) + 80px);transform:translateX(-50%);background:#111;color:#fff;padding:10px 18px;border-radius:99px;z-index:50;
  opacity:0;pointer-events:none;transition:opacity .2s;max-width:90vw;font-size:.92rem}
#toast.show{opacity:1}#toast.err{background:#b91c1c}

/* tables */
.tw{overflow:auto;border:1px solid var(--line);border-radius:var(--r);background:var(--card);max-height:70dvh}
table{border-collapse:separate;border-spacing:0;width:100%;font-size:.85rem}
th,td{padding:4px 6px;border-bottom:1px solid var(--line);white-space:nowrap;text-align:right}
th{position:sticky;top:0;background:var(--card);z-index:2;font-weight:600}
td:first-child,th:first-child{position:sticky;left:0;background:var(--card);text-align:left;z-index:1;min-width:150px;max-width:190px;overflow:hidden;text-overflow:ellipsis}
th:first-child{z-index:3}
tr.grp td{background:var(--pri-soft);font-weight:700;color:var(--pri)}
tr.tot td{font-weight:700;background:var(--bg)}
td input{min-height:34px;width:84px;padding:2px 6px;text-align:right;border-radius:6px;font-size:.85rem}
td.c-inc{color:var(--inc)}td.c-exp{color:var(--exp)}

/* auth */
.auth{min-height:100dvh;display:grid;place-items:center;padding:20px}
.auth .card{width:min(420px,100%);padding:24px}
.logo{width:64px;height:64px;border-radius:18px;background:var(--pri);color:var(--pri-ink);display:grid;place-items:center;font-size:2rem;font-weight:700;margin:0 auto 10px}
.donutwrap{display:flex;gap:14px;align-items:center;flex-wrap:wrap}
.legend{flex:1;min-width:150px;font-size:.85rem}.legend div{display:flex;gap:8px;align-items:center;padding:2px 0}
.legend i{width:10px;height:10px;border-radius:3px;flex:0 0 10px}
.q{display:flex;gap:10px;align-items:flex-start;padding:10px 0;border-bottom:1px solid var(--line)}
.q:last-child{border-bottom:0}
.tgl{flex:0 0 auto;display:flex;border:1px solid var(--line);border-radius:10px;overflow:hidden}
.tgl button{border:0;background:var(--card);padding:6px 12px;cursor:pointer;min-height:36px}
.tgl button.on{background:var(--bad);color:#fff}.tgl button.on.no{background:var(--ok)}
@media print{nav.tabs,.fab,header.top .btn{display:none}#shell{padding:0}}

.svg{display:block}
nav.tabs .ic{display:grid;place-items:center;height:24px}
.dot{border-radius:9px;color:var(--pri)}.dot.income{color:var(--inc);background:#e4f3ec}.dot.expense{color:var(--exp);background:#f8ebe5}.dot.saving{color:var(--sav);background:#e5ecfb}
.card{box-shadow:0 1px 2px rgba(20,36,58,.05)}
h1{font-weight:700;letter-spacing:.1px}h2{font-weight:700;color:var(--pri)}
header.top{background:var(--card);border-bottom:1px solid var(--line);margin-bottom:12px}
.fab{display:grid;place-items:center;border-radius:16px;box-shadow:0 4px 14px rgba(20,36,58,.3)}
.logo{border-radius:14px;font-size:1.8rem}
.btn{border-radius:8px}.btn.pri{box-shadow:0 1px 2px rgba(20,36,58,.25)}
.badge.bad{background:#fdecea;color:#912018}.badge.ok{background:#e4f3ec;color:#0b5c37}.badge.warn{background:#fbf0dc;color:#7a4505}
.seg{border-radius:8px}input,select,textarea{border-radius:8px}
.chip.on{background:var(--pri)}

.chatlog{height:min(56dvh,520px);overflow:auto;padding:14px;display:flex;flex-direction:column;gap:10px}
.msg{max-width:88%;padding:10px 13px;border-radius:12px;white-space:pre-wrap;word-break:break-word;line-height:1.55}
.msg.user{align-self:flex-end;background:var(--pri);color:var(--pri-ink);border-bottom-right-radius:3px}
.msg.ai{align-self:flex-start;background:var(--pri-soft);border-bottom-left-radius:3px}
.msg .li{padding-left:2px}

/* ปรับตามความกว้างจออัตโนมัติ */
html{font-size:clamp(15px,.35vw + 13.6px,18px)}
.grid.g4{grid-template-columns:repeat(auto-fit,minmax(min(100%,190px),1fr))}
.grid.g2{grid-template-columns:repeat(auto-fit,minmax(min(100%,230px),1fr))}
@media (min-width:700px){.cols{grid-template-columns:repeat(auto-fit,minmax(min(100%,440px),1fr));align-items:start}}
@media (min-width:1200px){main{padding-left:32px;padding-right:32px}}
main{width:100%}
.chatlog{height:min(60dvh,calc(100dvh - 260px))}
.tw{max-height:calc(100dvh - 230px)}

tr.grp td{position:static}
tr.grp .gl{position:sticky;left:8px}

.burger{display:none;place-items:center;width:40px;height:40px;border:1px solid var(--line);border-radius:8px;background:var(--card);cursor:pointer;color:var(--pri)}
#navback{display:none;position:fixed;inset:0;z-index:25;background:rgba(20,36,58,.28)}

@media (min-width:900px){.burger{display:grid}}

/* ===== ปรับความสวย ===== */
.hero{position:relative;overflow:hidden;color:#fff;border-radius:18px;padding:20px 22px;margin:8px 0 14px;
  background:radial-gradient(120% 140% at 100% 0%,#4a8fc7 0%,rgba(74,143,199,0) 55%),linear-gradient(135deg,#17325a,#1e3a5f 55%,#2a5a8c);
  box-shadow:0 10px 30px rgba(30,58,95,.28)}
.hero::after{content:"";position:absolute;right:-60px;bottom:-90px;width:240px;height:240px;border-radius:50%;background:rgba(255,255,255,.06)}
.hero-top{display:flex;gap:16px;align-items:center;position:relative;z-index:1}
.hero .hello{font-size:.85rem;opacity:.8}.hero .hl{margin-top:10px;font-size:.9rem;opacity:.85}
.hero .big{font-size:clamp(2.2rem,5.5vw,3.4rem);font-weight:800;line-height:1.1;letter-spacing:-.5px}
.hero .big.neg{color:#ffb4a8}.hero .hs{font-size:.78rem;opacity:.7;margin-top:2px}
.ring{position:relative;flex:0 0 auto;width:104px;height:104px}
.ring .rt{position:absolute;inset:0;display:grid;place-content:center;text-align:center;line-height:1.1}
.ring .rt b{font-size:1.6rem}.ring .rt span{font-size:.65rem;opacity:.8}
.ring .rg{animation:ringdraw 1.1s ease-out}
.minis{position:relative;z-index:1;display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:12px;margin-top:18px}
.mini{background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.14);border-radius:12px;padding:10px 12px;backdrop-filter:blur(4px)}
.mini .op{opacity:.7}.mini .mv{font-size:1.25rem;font-weight:700;margin:2px 0 6px}
.mbar{height:5px;border-radius:9px;background:rgba(255,255,255,.18);overflow:hidden}
.mbar i{display:block;height:100%;border-radius:9px;animation:barin .9s ease-out}
.mbar i.g{background:#6ee7a8}.mbar i.o{background:#ffb27a}.mbar i.b{background:#8ec5ff}
.card{transition:transform .18s ease,box-shadow .18s ease}
.card:hover{transform:translateY(-2px);box-shadow:0 8px 22px rgba(20,36,58,.1)}
main>*,.cols>.card,.grid>.card{animation:rise .45s ease both}
main>*:nth-child(2){animation-delay:.05s}main>*:nth-child(3){animation-delay:.1s}main>*:nth-child(4){animation-delay:.15s}main>*:nth-child(5){animation-delay:.2s}
svg circle[stroke-dasharray]:not(.rg){animation:draw .9s ease-out}
.ychart rect{transform-box:fill-box;transform-origin:bottom;animation:grow .7s ease-out both}
.list .item{transition:background .15s}.list .item:hover{background:var(--pri-soft)}
.btn{transition:transform .12s,box-shadow .12s,background .15s}.btn:active{transform:scale(.97)}.btn.pri:hover{background:#274a78}
.auth{background:radial-gradient(90% 90% at 100% 0%,#4a8fc7,transparent 60%),linear-gradient(160deg,#17325a,#1e3a5f 60%,#2a5a8c)}
.auth .card{box-shadow:0 24px 60px rgba(8,20,40,.4);animation:rise .5s ease both}
@keyframes rise{from{opacity:0;transform:translateY(10px)}}
@keyframes draw{from{stroke-dasharray:0 100}}
@keyframes ringdraw{from{stroke-dasharray:0 264}}
@keyframes grow{from{transform:scaleY(0)}}
@keyframes barin{from{width:0!important}}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}
@media (max-width:520px){.ring{width:84px;height:84px}.ring svg{width:84px;height:84px}.hero{padding:16px}}

.faq{padding:0}.faq summary{cursor:pointer;padding:14px 16px;font-weight:700;color:var(--pri);list-style:none;display:flex;justify-content:space-between;align-items:center}
.faq summary::-webkit-details-marker{display:none}.faq summary::after{content:"+";font-size:1.3rem;font-weight:400;transition:transform .2s}
.faq[open] summary::after{transform:rotate(45deg)}.faq .fb{padding:0 16px 14px;line-height:1.7}
.faq .fb ul,.faq .fb ol{margin:.2rem 0;padding-left:1.2rem}.faq .fb li{margin:.25rem 0}.faq .fb p{margin:.2rem 0}

.hbtns{display:flex;gap:6px;align-items:center}
.hbtn{display:grid;place-items:center;width:40px;height:40px;border:1px solid var(--line);border-radius:10px;background:var(--card);color:var(--pri);cursor:pointer;text-decoration:none;transition:background .15s}
.hbtn:hover{background:var(--pri-soft)}.hbtn[hidden]{display:none}
@media (min-width:900px){header.top.hasfab{padding-right:176px}}

/* ปุ่มเพิ่มรายการ: อยู่ในแถบหัวหน้า ไม่ลอยทับเนื้อหา */
.hbtns .fab{position:static;width:auto;height:40px;padding:0 12px;border-radius:10px;display:inline-flex;align-items:center;gap:6px;box-shadow:none;background:var(--pri);color:#fff;border:0;cursor:pointer}
.hbtns .fab .fl{display:none}
@media (min-width:900px){.hbtns .fab .fl{display:inline;font-size:.85rem}header.top.hasfab{padding-right:28px}}

/* งบประมาณบนมือถือ: เลือกเดือนแล้วกรอกทีละหมวด */
.bmob{display:none}
@media (max-width:699px){.btab{display:none}.bmob{display:block}}
.mchips{position:sticky;top:60px;z-index:4;background:var(--bg);margin:0 -16px 8px;padding:6px 16px}
.brow{display:flex;align-items:center;gap:10px;padding:9px 0;border-bottom:1px solid var(--line)}.brow:last-child{border-bottom:0}
.brow input{width:128px;flex:0 0 128px;text-align:right;font-size:1.05rem;font-weight:600}

.alr{display:flex;gap:10px;align-items:flex-start;padding:7px 0;border-bottom:1px solid var(--line);font-size:.92rem}.alr:last-child{border-bottom:0}
.alr i{flex:0 0 9px;height:9px;border-radius:50%;margin-top:.55em;background:var(--mut)}.alr.bad i{background:var(--bad)}.alr.warn i{background:#e0a53a}.alr.info i{background:var(--sav)}

.hbtn{position:relative}.hbtn .bdg{position:absolute;top:-5px;right:-5px;min-width:18px;height:18px;padding:0 4px;border-radius:9px;background:var(--bad);color:#fff;font-size:.7rem;line-height:18px;text-align:center;font-weight:700}
.hbtn .bdg[hidden]{display:none}
h2.bad{color:var(--bad)}h2.warn{color:var(--warn)}
.item.bill{align-items:flex-start}