:root{
  --ink:#061C59;--bg:#f3f5fa;--card:#fff;--line:#e2e6ef;--muted:#5b6578;
  --blue:#0942D6;--blue-soft:#e3ebfd;--green:#15803d;--green-soft:#e8f6ed;--green-ink:#14653a;
  --red:#b91c1c;--red-soft:#fdecec;--field:#cdd4e2;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--ink);font-family:'Noto Sans Thai',system-ui,sans-serif;font-size:16px;line-height:1.6}
a{color:inherit;text-decoration:none}
h1,h2,h3,p{margin:0}
button,input,select{font:inherit}
button{cursor:pointer}
:focus-visible{outline:2px solid var(--blue);outline-offset:2px}
.boot{padding:48px 20px;text-align:center;color:var(--muted)}

.shell{max-width:520px;margin:0 auto;min-height:100vh;display:flex;flex-direction:column}
.shell.wide{max-width:980px}
.topbar{display:flex;align-items:center;justify-content:space-between;gap:8px;padding:14px 20px;background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:5}
.brand{font-weight:700;display:flex;align-items:center;gap:10px}
.logo{width:34px;height:34px;border-radius:9px;background:var(--ink);color:#fff;display:flex;align-items:center;justify-content:center;font-size:14px;font-weight:700}
.top-actions{display:flex;gap:4px;align-items:center}
.linkbtn{min-height:44px;padding:0 12px;border:0;background:none;color:var(--blue);font-size:14px;font-weight:500;display:inline-flex;align-items:center}
.content{flex:1;padding:20px;display:flex;flex-direction:column;gap:16px}
.foot{padding:16px 20px 28px;font-size:12px;color:var(--muted);text-align:center;line-height:1.7}

.card{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:16px;display:flex;flex-direction:column;gap:10px}
.card.link{display:flex}
.card.hl{border:2px solid var(--blue)}
.row{display:flex;align-items:center;gap:12px}
.between{justify-content:space-between}
.grow{flex:1;min-width:0}
.muted{color:var(--muted);font-size:14px}
.small{font-size:13px}
.title{font-size:22px;font-weight:700}
.h2{font-size:17px;font-weight:700}
.badge{font-size:12px;font-weight:700;border-radius:8px;padding:4px 10px;background:#eceff6;color:#3b4458;white-space:nowrap}
.badge.ok{background:var(--green-soft);color:var(--green-ink)}
.badge.wait{background:#fff3d6;color:#7a4d00}
.badge.no{background:var(--red-soft);color:var(--red)}

.btn{min-height:52px;padding:0 20px;border-radius:12px;border:0;background:var(--blue);color:#fff;font-size:17px;font-weight:700;display:flex;align-items:center;justify-content:center;width:100%}
.btn.sm{min-height:44px;font-size:15px;padding:0 18px;width:auto}
.btn.alt{background:#fff;color:var(--ink);border:2px solid var(--ink)}
.btn.dark{background:var(--ink)}
.btn.green{background:var(--green)}
.btn:disabled{background:#5b6578;cursor:not-allowed}
.btns{display:flex;gap:10px}
.btns .btn{flex:1}

.hero{background:var(--ink);color:#fff;padding:52px 24px 32px}
.hero h1{font-size:27px;line-height:1.4;margin-top:14px}
.hero p{color:#cbd5e8;font-size:14px;margin-top:10px}
.tabs{display:flex;background:#e6eaf3;border-radius:12px;padding:4px}
.tabs button{flex:1;min-height:44px;border:0;border-radius:9px;background:transparent;color:var(--ink);font-weight:500}
.tabs button.on{background:#fff}
label{font-size:14px;font-weight:500;display:block;margin-bottom:6px}
input[type=email],input[type=password],input[type=text],select{width:100%;min-height:48px;border:1px solid var(--field);border-radius:10px;padding:0 14px;background:#fff;font-size:16px}
input[type=file]{width:100%;min-height:44px;font-size:14px}
.field{display:flex;flex-direction:column}
.form{display:flex;flex-direction:column;gap:14px}

.msg{border-radius:12px;padding:12px 14px;font-size:14px;line-height:1.6}
.msg.err{background:var(--red-soft);color:#7f1414}
.msg.ok{background:var(--green-soft);color:var(--green-ink)}
.msg.info{background:var(--blue-soft);color:#173a9a}

.bar{height:8px;border-radius:4px;background:#e6eaf3;overflow:hidden}
.bar i{display:block;height:100%;border-radius:4px}
.ico{width:44px;height:44px;border-radius:12px;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:18px;flex:none}

.resume{background:var(--ink);color:#fff;border-radius:18px;padding:18px;display:flex;flex-direction:column;gap:10px}
.resume .bar{background:#34456b}
.resume .go{align-self:flex-start;min-height:44px;padding:0 18px;border-radius:12px;background:#fff;color:var(--ink);font-weight:700;display:flex;align-items:center}

.subtabs{display:flex;gap:8px;overflow-x:auto;padding-bottom:2px}
.subtabs a{min-height:44px;padding:0 16px;border-radius:12px;background:#fff;border:1px solid var(--line);display:flex;align-items:center;font-weight:500;white-space:nowrap}
.subtabs a.on{color:#fff;border-color:transparent}

.chap{padding:12px 14px}
.no{width:36px;height:36px;border-radius:10px;display:flex;align-items:center;justify-content:center;font-weight:700;flex:none}
.chips{display:flex;flex-wrap:wrap;gap:8px}
.chip{width:44px;height:44px;border-radius:12px;border:2px solid var(--line);background:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:15px}
.chip.ok{background:var(--green-soft);border-color:var(--green);color:var(--green-ink)}
.chip.no{background:var(--red-soft);border-color:var(--red);color:var(--red)}

.prose p{margin:0 0 8px}
.prose ul{margin:0;padding-left:20px}
.prose li{margin-bottom:6px}
.prose table{border-collapse:collapse;font-size:13px;width:100%}
.tblwrap{overflow-x:auto}
.prose th,.prose td{border:1px solid var(--line);padding:6px 8px;text-align:left;vertical-align:top}
.prose th{background:#eceff6}

.qhead{background:#fff;border-bottom:1px solid var(--line);padding:12px 20px;display:flex;flex-direction:column;gap:8px}
.ctx{background:#eef3ff;border-radius:12px;padding:12px 14px;font-size:15px;line-height:1.7;white-space:pre-wrap}
.stem{font-size:18px;font-weight:500;line-height:1.7;white-space:pre-wrap}
.opts{display:flex;flex-direction:column;gap:10px}
.opt{min-height:56px;width:100%;display:flex;align-items:center;gap:14px;text-align:left;padding:8px 14px;border-radius:14px;background:#fff;border:2px solid var(--line);color:var(--ink);font-size:17px}
.opt .k{width:32px;height:32px;border-radius:16px;background:#eceff6;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:15px;flex:none}
.opt.sel{border-color:var(--blue);background:#eef3ff}
.opt.sel .k{background:var(--blue);color:#fff}
.opt.right{border-color:var(--green);background:var(--green-soft)}
.opt.right .k{background:var(--green);color:#fff}
.opt.wrong{border-color:var(--red);background:var(--red-soft)}
.opt.wrong .k{background:var(--red);color:#fff}
.opt .mk{margin-left:auto;font-size:13px;font-weight:700}
.sol{border:2px solid var(--green);background:#fff;border-radius:16px;padding:16px;display:flex;flex-direction:column;gap:8px}
.sol.bad{border-color:var(--red)}
.sticky{position:sticky;bottom:0;background:#fff;border-top:1px solid var(--line);padding:12px 20px 20px;display:flex;gap:10px}

.score{background:var(--ink);color:#fff;padding:40px 24px 28px;text-align:center}
.score .big{font-size:54px;font-weight:700;line-height:1.2}
.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
.stat{background:#fff;border:1px solid var(--line);border-radius:14px;padding:12px;text-align:center}
.stat b{display:block;font-size:22px}

.qr{width:200px;height:200px;border:2px dashed var(--field);border-radius:12px;display:flex;align-items:center;justify-content:center;text-align:center;padding:10px;font-size:13px;color:var(--muted);align-self:center;overflow:hidden}
.qr img{max-width:100%;max-height:100%}
.slip{display:flex;flex-wrap:wrap;align-items:center;gap:12px;border-top:1px solid var(--line);padding-top:12px}
.slip img{width:64px;height:84px;object-fit:cover;border-radius:8px;background:#eceff6}
.adm-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:16px;align-items:start}

@media (min-width:700px){
  .content{padding:28px}
}

.brandimg{display:block;height:30px;width:auto}
.herobrand{display:flex;align-items:center;gap:12px;font-size:24px;font-weight:800;letter-spacing:-.5px;font-family:Arial,Helvetica,sans-serif;color:#fff}
.herobrand b{color:#04D5B0}

.subtabs button{min-height:44px;padding:0 16px;border-radius:12px;background:#fff;border:1px solid var(--line);display:flex;align-items:center;font-weight:500;white-space:nowrap;color:var(--ink)}
.subtabs button.on{color:#fff;border-color:transparent}
.opt:disabled{opacity:1}

.modes{display:grid;grid-template-columns:1fr 1fr;gap:10px;border-top:1px solid var(--line);padding-top:12px}
.mode{display:flex;flex-direction:column;gap:4px;padding:12px;border-radius:14px;background:var(--blue-soft);min-height:110px}
.mode b{font-size:16px}
.mico{width:32px;height:32px;border-radius:10px;background:#fff;color:var(--blue);display:flex;align-items:center;justify-content:center;font-size:16px;margin-bottom:2px}

/* หน้าหลักใหม่ + แท็บ */
.shell:has(.tabbar) .foot{padding-bottom:16px}
.tabbar{position:sticky;bottom:0;z-index:6;display:grid;grid-template-columns:repeat(3,1fr);background:#fff;border-top:1px solid var(--line);padding:6px 8px calc(8px + env(safe-area-inset-bottom))}
.tab{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;min-height:56px;border-radius:14px;color:#5b6578;font-size:12px;font-weight:500}
.tab.on{color:var(--blue);background:var(--blue-soft);font-weight:700}
.hero2{display:flex;align-items:center;justify-content:space-between;gap:8px;background:linear-gradient(135deg,#eaf1ff,#dff7f1);border-radius:20px;padding:18px 18px 18px 20px}
.hero2 h1{font-size:23px;line-height:1.35;font-weight:800}
.hero2 p{color:var(--muted);font-size:14px;margin-top:4px}
.goal .chipgoal{background:#e8f6ed;border-radius:10px;padding:2px 10px;font-size:12px;white-space:nowrap}
.goal .chipgoal b{color:var(--blue);font-size:15px}
.bigcard{display:flex;align-items:center;gap:14px;border-radius:20px;padding:18px;min-height:128px}
.bigcard.mint{background:linear-gradient(135deg,#e6faf5,#d3f3ec);color:var(--ink);border:1px solid #bfeee3}
.bigcard.navy{background:linear-gradient(135deg,#0b2f8f,#0942D6);color:#fff}
.bigart{flex:none;display:flex}
.bigtxt{display:flex;flex-direction:column;gap:4px;min-width:0}
.bigtxt b{font-size:22px;font-weight:800;line-height:1.3}
.bigtxt span{font-size:14px;opacity:.85}
.bigcta{align-self:flex-start;margin-top:6px;min-height:44px;display:inline-flex;align-items:center;padding:0 22px;border-radius:999px;font-weight:700;opacity:1!important;font-size:16px!important}
.mint .bigcta{background:var(--blue);color:#fff}
.navy .bigcta{background:#04D5B0;color:#061C59}
.subjgrid{display:grid;grid-template-columns:repeat(5,1fr);gap:8px}
.subjgrid a{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:6px;min-height:84px;border-radius:14px;padding:8px 2px;font-size:12px;font-weight:700;text-align:center;line-height:1.3}
.sico{width:32px;height:32px;border-radius:10px;background:#fff;display:flex;align-items:center;justify-content:center;font-size:15px}
.memberrow{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.member{display:flex;align-items:center;gap:10px;border-radius:16px;padding:12px;background:var(--blue-soft);min-height:60px}
.member b{font-size:15px}
.member .small{color:var(--muted)}
.member.gold{background:#fff3d6}
.member.full{background:var(--green-soft);color:var(--green-ink)}
.crown{font-size:22px;flex:none}
.lockbar{display:flex;align-items:center;justify-content:space-between;gap:10px;flex-wrap:wrap;background:#fff3d6;border-radius:14px;padding:12px 14px}
.lockcard{border:2px dashed var(--field);background:#fafbfe}

.hero2{overflow:hidden;padding-bottom:0;align-items:flex-end}
.hero2>div{padding-bottom:18px;align-self:center}
.heroimg{width:140px;height:auto;flex:none;display:block}
.bigart img{width:104px;height:auto;display:block}

/* หน้าเข้าสู่ระบบแบบใหม่ */
.authpage{background:linear-gradient(#f3f7ff,#eef3fb)}
.authpage .topbar{position:static}
.banner{position:relative;display:flex;align-items:flex-end;justify-content:space-between;overflow:hidden;min-height:190px;padding:20px 0 0 22px;color:#fff;background:radial-gradient(circle at 78% 70%,#0fc9b0 0,#0fc9b0 26%,transparent 27%),linear-gradient(135deg,#061C59,#0942D6)}
.bantxt{padding-bottom:22px;align-self:center;z-index:1}
.banner h1{font-size:25px;line-height:1.35;font-weight:800}
.banner .ul{position:relative;display:inline-block}
.banner .ul::after{content:"";position:absolute;left:0;right:0;bottom:-2px;height:4px;border-radius:2px;background:#ffc83d}
.banner p{margin-top:10px;font-size:14px;color:#d8e4ff}
.banimg{width:190px;height:auto;flex:none;display:block;position:relative;z-index:1}
.authmain{padding-top:14px}
.feats{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.feats>div{display:flex;align-items:center;gap:10px;background:#fff;border:1px solid var(--line);border-radius:14px;padding:12px;font-weight:700;font-size:15px;line-height:1.3}
.feats b{display:block;font-size:17px;color:var(--ink)}
.trialstrip{display:flex;align-items:center;justify-content:center;gap:10px;background:#d3f3ec;border-radius:14px;padding:10px 12px;font-weight:700;font-size:15px;text-align:center}
.trialstrip .crown{color:#0a8f7a;font-size:20px}
.authcard{padding:16px;box-shadow:0 6px 24px rgba(6,28,89,.08)}
.swap{text-align:center;color:var(--muted);font-size:14px;display:flex;align-items:center;justify-content:center;gap:6px;border-top:1px solid var(--line);padding-top:8px}
.trialstrip{font-size:14px;text-wrap:balance}