/* Survey System — UI  (warm paper palette from the wireframes, hi-fi) */
:root{
  --paper:#f0eee7; --card:#fffdf8; --ink:#2b2a28; --ink-2:#6b675e;
  --line:#e0dccf; --line-2:#cfc9b8; --accent:#c9622e; --accent-soft:#f6e6db;
  --ok:#2f7d4f; --ok-soft:#e3f1e6; --warn:#b9791f; --danger:#c0392b; --danger-soft:#f7e2df;
  --radius:8px; --shadow:0 1px 2px rgba(0,0,0,.06),0 8px 24px rgba(0,0,0,.06);
  --font:'Segoe UI',Roboto,'Helvetica Neue','Noto Sans Thai',system-ui,sans-serif;
  --mono:ui-monospace,'SFMono-Regular',Menlo,Consolas,monospace;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{font-family:var(--font);color:var(--ink);background:var(--paper);font-size:14px;line-height:1.5}
a{color:var(--accent);text-decoration:none}
a:hover{text-decoration:underline}
h1,h2,h3,h4{margin:0 0 .4em;font-weight:700;line-height:1.25}
h1{font-size:20px} h2{font-size:17px} h3{font-size:15px}
p{margin:0 0 1em}
code{font-family:var(--mono);background:rgba(0,0,0,.05);padding:1px 5px;border-radius:4px;font-size:.92em}
hr{border:0;border-top:1px solid var(--line);margin:18px 0}
.muted{color:var(--ink-2)}
.small{font-size:12px}
.mono{font-family:var(--mono)}
.nowrap{white-space:nowrap}
.right{text-align:right}
.center{text-align:center}
.stack{display:flex;flex-direction:column;gap:14px}
.row{display:flex;gap:12px;align-items:center}
.row.wrap{flex-wrap:wrap}
.spread{display:flex;gap:12px;align-items:center;justify-content:space-between}
.grow{flex:1}
.hide{display:none!important}

/* ---- controls ---- */
.input,.select,textarea,select{
  width:100%;font:inherit;color:inherit;background:var(--card);
  border:1px solid var(--line-2);border-radius:6px;padding:8px 10px;outline:none;
}
textarea{resize:vertical;min-height:72px}
.input:focus,.select:focus,textarea:focus,select:focus{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft)}
label{display:block;font-size:13px;font-weight:600;margin-bottom:12px}
label .input,label .select,label textarea,label select{margin-top:5px;font-weight:400}
.check{display:flex;gap:8px;align-items:center;font-weight:400;margin-bottom:0}
.check input{width:16px;height:16px;accent-color:var(--accent)}
.field-inline{display:flex;gap:8px;align-items:center}

.btn{
  display:inline-flex;align-items:center;gap:6px;justify-content:center;
  font:inherit;font-weight:600;cursor:pointer;
  border:1px solid var(--ink);background:var(--card);color:var(--ink);
  border-radius:6px;padding:8px 14px;transition:.12s;
}
.btn:hover{background:#fff;text-decoration:none;transform:translateY(-1px)}
.btn:active{transform:none}
.btn:disabled{opacity:.5;cursor:not-allowed;transform:none}
.btn-accent{background:var(--accent);border-color:var(--accent);color:#fff}
.btn-accent:hover{background:#b5551f}
.btn-ghost{border-color:transparent;background:transparent}
.btn-ghost:hover{background:rgba(0,0,0,.05)}
.btn-danger{border-color:var(--danger);color:var(--danger)}
.btn-danger:hover{background:var(--danger-soft)}
.btn-sm{padding:5px 9px;font-size:12px}
.btn-block{display:flex;width:100%}
.btn-icon{padding:6px 8px;line-height:1}

/* ---- badges / pills ---- */
.badge{display:inline-block;font-size:11px;font-weight:700;padding:2px 8px;border-radius:999px;border:1px solid var(--line-2);background:var(--card)}
.badge.b-pub{background:var(--ok-soft);border-color:#bcdcc6;color:var(--ok)}
.badge.b-draft{background:#efece2;color:var(--ink-2)}
.badge.b-closed{background:var(--danger-soft);border-color:#e6c3bd;color:var(--danger)}
.badge.b-timed{background:#f3ead4;border-color:#e3d4a8;color:var(--warn)}

/* ---- alerts ---- */
.alert{border:1px solid var(--line-2);border-radius:6px;padding:10px 12px;margin-bottom:12px;font-size:13px}
.alert-ok{background:var(--ok-soft);border-color:#bcdcc6;color:#245c3a}
.alert-error{background:var(--danger-soft);border-color:#e6c3bd;color:#8f2c20}
.alert-warn{background:#f5edd8;border-color:#e3d4a8;color:#7a5713}

/* ---- cards ---- */
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}
.card-pad{padding:18px}
.card + .card{margin-top:14px}

/* ---- auth ---- */
.auth-page{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:24px}
.auth-card{background:var(--card);border:1px solid var(--line);border-radius:14px;box-shadow:var(--shadow);padding:32px;width:100%;max-width:380px}
.auth-card .brand{font-size:17px;margin-bottom:18px}
.auth-card label{margin-bottom:14px}
.auth-page.auth-modern{padding:0;background:#eef0f8}
.auth-shell{width:min(1080px,calc(100% - 40px));min-height:650px;display:grid;grid-template-columns:1.08fr .92fr;margin:32px auto;background:#fff;border-radius:24px;overflow:hidden;box-shadow:0 28px 70px rgba(33,39,71,.18)}
.auth-showcase{position:relative;overflow:hidden;display:flex;flex-direction:column;padding:42px 48px;color:#fff;background:linear-gradient(145deg,#252b4b,#424b85 58%,#66528b)}
.auth-showcase.register-showcase{background:linear-gradient(145deg,#273c43,#37696c 58%,#597b70)}
.auth-logo,.auth-mobile-logo{align-items:center;gap:10px;font-size:18px;font-weight:800;letter-spacing:-.02em}.auth-logo{display:flex}.auth-logo img,.auth-mobile-logo img{width:38px;height:38px;filter:drop-shadow(0 4px 8px rgba(19,23,53,.2))}.auth-mobile-logo img{width:34px;height:34px}
.auth-copy{margin:auto 0;position:relative;z-index:1}.auth-copy h1{font-size:36px;line-height:1.25;margin:16px 0}.auth-copy p{max-width:430px;color:rgba(255,255,255,.74);font-size:15px}.auth-pill{display:inline-block;padding:6px 11px;border:1px solid rgba(255,255,255,.22);border-radius:999px;background:rgba(255,255,255,.08);font-size:10px;letter-spacing:.1em;font-weight:800}
.auth-features{display:flex;flex-direction:column;gap:8px;position:relative;z-index:1;color:rgba(255,255,255,.82);font-size:12px}.auth-orb{position:absolute;border-radius:50%;background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.07)}.auth-orb.one{width:320px;height:320px;right:-150px;top:-100px}.auth-orb.two{width:180px;height:180px;left:-80px;bottom:80px}
.auth-form-side{display:flex;align-items:center;justify-content:center;padding:42px}.auth-form{width:100%;max-width:370px}.auth-form h2{font-size:27px;margin:5px 0}.auth-kicker{font-size:10px;font-weight:800;letter-spacing:.13em;color:#6578da}.auth-intro{color:var(--ink-2);margin-bottom:24px}.auth-mobile-logo{display:none;color:#414b82;margin-bottom:30px}.auth-form label{margin-bottom:14px}
.auth-input{display:flex;align-items:center;margin-top:6px;border:1px solid var(--line-2);border-radius:9px;background:#fff;transition:.15s}.auth-input:focus-within{border-color:#6578da;box-shadow:0 0 0 3px rgba(101,120,218,.12)}.auth-input>span{width:38px;text-align:center;color:#898da0}.auth-input input{flex:1;min-width:0;border:0;outline:0;padding:11px 5px;background:transparent;font:inherit}.password-toggle{border:0;background:transparent;padding:10px;color:#6578da;font:inherit;font-size:11px;cursor:pointer}
.auth-submit{margin-top:8px;padding:11px 14px;border-radius:9px;background:#5266c7;border-color:#5266c7}.auth-submit span{margin-left:auto}.auth-divider{display:flex;align-items:center;gap:10px;margin:22px 0;color:#aaa69e;font-size:10px}.auth-divider::before,.auth-divider::after{content:"";height:1px;flex:1;background:var(--line)}.auth-switch{text-align:center;font-size:12px;color:var(--ink-2);margin:0}.auth-switch a{font-weight:800;color:#5266c7}.register-form{max-width:390px}.register-form .auth-intro{margin-bottom:18px}
.verify-shell{width:min(460px,calc(100% - 28px));margin:30px auto;padding:40px;background:#fff;border:1px solid var(--line);border-radius:20px;box-shadow:0 24px 60px rgba(33,39,71,.15);text-align:center}.verify-icon{width:68px;height:68px;display:grid;place-items:center;margin:0 auto 17px}.verify-icon img{width:64px;height:64px}.verify-shell h1{font-size:25px;margin:6px 0}.verify-shell>p{color:var(--ink-2);margin-bottom:22px}.otp-input{width:100%;border:1px solid var(--line-2);border-radius:11px;padding:13px;text-align:center;font:700 28px/1 var(--mono);letter-spacing:.35em;color:#3f4b85;outline:0}.otp-input:focus{border-color:#6578da;box-shadow:0 0 0 4px rgba(101,120,218,.12)}.resend-form{display:flex;align-items:center;justify-content:center;gap:14px;margin-top:18px}.resend-form a{font-size:12px}
.forgot-link{float:right;font-size:11px;font-weight:600}.reset-shell .left{text-align:left}.reset-back{display:inline-block;margin-top:18px;font-size:12px}.reset-success{padding:16px;margin:18px 0;border-radius:11px;background:var(--ok-soft);color:#245c3a}.reset-success strong{font-size:16px}.reset-success p{margin:5px 0 0;font-size:12px}
@media (max-width:780px){.auth-shell{display:block;width:min(480px,calc(100% - 28px));min-height:0;margin:20px auto}.auth-showcase{display:none}.auth-form-side{padding:34px 28px}.auth-mobile-logo{display:flex}}
@media (max-width:420px){.auth-page.auth-modern{background:#fff}.auth-shell{width:100%;margin:0;border-radius:0;box-shadow:none}.auth-form-side{padding:30px 20px}}
.check-list{list-style:none;padding:0;margin:0 0 18px;font-size:13px}
.check-list li{padding:6px 0 6px 24px;position:relative}
.check-list li::before{position:absolute;left:0;font-weight:700}
.check-list li.ok::before{content:'✓';color:var(--ok)}
.check-list li.bad::before{content:'•';color:var(--ink-2)}

/* ---- admin shell ---- */
.shell{display:flex;min-height:100vh}
.sidebar{width:220px;flex:none;background:var(--card);border-right:1px solid var(--line);padding:18px 14px;display:flex;flex-direction:column;gap:6px}
.sidebar .brand{font-weight:800;font-size:16px;padding:6px 10px 14px}
.sidebar .brand small{display:block;font-weight:500;color:var(--ink-2);font-size:11px}
.brand-lockup{display:flex;align-items:center;gap:9px;line-height:1.15}.brand-lockup img{width:36px;height:36px;flex:none;filter:drop-shadow(0 3px 5px rgba(64,70,127,.16))}.brand-lockup>span{min-width:0}
.nav-link{display:flex;align-items:center;gap:10px;padding:9px 12px;border-radius:7px;color:var(--ink);font-weight:600;font-size:13px}
.nav-link:hover{background:rgba(0,0,0,.05);text-decoration:none}
.nav-link.active{background:var(--accent-soft);color:var(--accent)}
.nav-link .ic{width:18px;text-align:center}
.sidebar .spacer{flex:1}
.sidebar .who{font-size:12px;color:var(--ink-2);padding:8px 12px;border-top:1px solid var(--line)}
.sidebar .who strong{color:var(--ink)}.role-label{display:inline-block;margin-top:5px;padding:2px 7px;border-radius:999px;background:var(--accent-soft);color:var(--accent);font-size:10px;font-weight:700}
.main{flex:1;min-width:0;display:flex;flex-direction:column}
.topbar{display:flex;align-items:center;gap:14px;padding:14px 24px;border-bottom:1px solid var(--line);background:var(--card)}
.topbar h1{margin:0;font-size:16px}
.topbar .crumb{color:var(--ink-2);font-size:13px}
.content{padding:24px;max-width:1180px;width:100%}
.page-actions{display:flex;gap:8px;margin-left:auto}

/* ---- KPI ---- */
.kpi-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
.kpi{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:14px}
.kpi .k-label{font-size:12px;color:var(--ink-2)}
.kpi .k-value{font-size:24px;font-weight:800;margin:4px 0 2px}
.kpi .k-sub{font-size:12px;color:var(--ink-2)}

/* ---- bar chart ---- */
.bars{display:flex;align-items:flex-end;gap:5px;height:120px}
.bars .bar{flex:1;background:var(--accent-soft);border:1px solid #e3c9b8;border-bottom:none;border-radius:4px 4px 0 0;min-height:3px;position:relative}
.bars .bar span{position:absolute;top:-16px;left:0;right:0;text-align:center;font-size:10px;color:var(--ink-2)}
.hbar{height:12px;background:var(--line);border-radius:6px;overflow:hidden}
.hbar > i{display:block;height:100%;background:var(--accent)}

/* ================= ANALYTICS REPORT ================= */
.report-page .content{max-width:1280px}
.report-hero{display:flex;justify-content:space-between;align-items:center;gap:24px;padding:26px 30px;border-radius:18px;color:#fff;background:linear-gradient(120deg,#252b46 0%,#343b64 58%,#4b426b 100%);box-shadow:0 16px 34px rgba(31,35,59,.18);overflow:hidden;position:relative}
.report-hero::after{content:"";position:absolute;width:260px;height:260px;right:90px;top:-150px;border-radius:50%;border:48px solid rgba(255,255,255,.04)}
.report-hero h2{font-size:25px;margin:4px 0 7px;max-width:760px}.report-hero p{margin:0;color:#cdd2ea}
.report-eyebrow,.panel-kicker{font-size:10px;letter-spacing:.14em;font-weight:800;color:#8f9eea}
.completion-ring{--p:calc(var(--progress)*1%);width:114px;height:114px;flex:none;border-radius:50%;display:grid;place-items:center;background:conic-gradient(#8f9eea var(--p),rgba(255,255,255,.14) 0);position:relative;z-index:1}
.completion-ring::before{content:"";position:absolute;inset:9px;border-radius:50%;background:#353b60}.completion-ring div{position:relative;text-align:center}.completion-ring strong{display:block;font-size:25px}.completion-ring span{font-size:10px;color:#cdd2ea}
.report-kpis{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin:16px 0}
.report-kpi{display:flex;gap:13px;align-items:flex-start;background:var(--card);border:1px solid var(--line);border-radius:13px;padding:17px;box-shadow:0 5px 16px rgba(55,46,38,.04)}
.report-kpi>div{min-width:0}.report-kpi small{display:block;color:var(--ink-2);font-weight:600}.report-kpi strong{display:block;font-size:25px;line-height:1.2;margin:3px 0;font-variant-numeric:tabular-nums}.report-kpi>div>span{display:block;font-size:11px;color:var(--ink-2);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.kpi-icon{width:35px;height:35px;display:grid;place-items:center;border-radius:10px;font-size:17px;font-weight:800}.kpi-icon.blue{background:#e8edff;color:#5266c7}.kpi-icon.green{background:#e3f3e9;color:#28774b}.kpi-icon.orange{background:#fcebdc;color:#bd642e}.kpi-icon.purple{background:#eee7f8;color:#7553a1}
.report-overview-grid{display:grid;grid-template-columns:minmax(0,2fr) minmax(260px,1fr);gap:14px}
.report-panel,.question-viz{background:var(--card);border:1px solid var(--line);border-radius:14px;box-shadow:0 5px 18px rgba(55,46,38,.04)}
.report-panel{padding:20px}.panel-heading{display:flex;align-items:flex-start;justify-content:space-between;gap:12px}.panel-heading h3{font-size:16px;margin:2px 0}.panel-note{font-size:11px;color:var(--ink-2);background:#f2f0e9;border-radius:999px;padding:5px 10px}
.trend-heading{align-items:center;flex-wrap:wrap}.trend-filter{display:flex;align-items:end;justify-content:flex-end;gap:7px;flex-wrap:wrap}.trend-filter label{margin:0;font-size:10px;color:var(--ink-2)}.trend-filter .input,.trend-filter .select{width:auto;margin:3px 0 0;padding:6px 8px;font-size:11px}.trend-limit-note{text-align:right;margin-top:5px;font-size:10px;color:var(--ink-2)}
.trend-chart{height:230px;position:relative;margin-top:4px}.trend-chart svg{display:block;width:100%;height:100%;overflow:visible}.trend-grid{stroke:#e8e5dc;stroke-width:1}.trend-axis{font:10px var(--font);fill:#88847b}.trend-area{fill:#e9edff;opacity:.75}.trend-line{fill:none;stroke:#6578da;stroke-width:3;stroke-linecap:round;stroke-linejoin:round;filter:drop-shadow(0 3px 3px rgba(81,100,198,.2))}.trend-hit{fill:transparent;stroke:transparent;cursor:pointer;outline:none}.trend-hit:focus{stroke:#6578da;stroke-width:2;fill:#fff}
.chart-tip{position:absolute;transform:translateX(-50%);pointer-events:none;opacity:0;padding:7px 10px;border-radius:8px;color:#fff;background:#292d48;box-shadow:0 7px 18px rgba(0,0,0,.18);text-align:center;transition:opacity .12s}.chart-tip.show{opacity:1}.chart-tip strong,.chart-tip span{display:block;white-space:nowrap}.chart-tip span{font-size:10px;color:#ccd1e6}.chart-foot{display:flex;justify-content:space-between;gap:10px;color:var(--ink-2);font-size:11px;border-top:1px solid var(--line);padding-top:10px}.dot,.source-dot{display:inline-block;width:8px;height:8px;border-radius:50%;margin-right:6px}.dot.blue{background:#6578da}
.source-stack{height:14px;border-radius:999px;display:flex;overflow:hidden;margin:28px 0 21px;background:var(--line)}.source-stack i{display:block;min-width:2px}.p0{background:#6578da!important}.p1{background:#e09a48!important}.p2{background:#63a27c!important}.p3{background:#b16c9c!important}.p4{background:#7f8998!important}
.source-list{display:flex;flex-direction:column}.source-list>div{display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid var(--line);padding:10px 1px;font-size:12px}.source-list>div:last-child{border:0}.source-list strong{font-variant-numeric:tabular-nums}.source-list small{font-weight:400;color:var(--ink-2);margin-left:7px}
.question-report-head{display:flex;align-items:end;justify-content:space-between;gap:18px;margin:34px 0 12px}.question-report-head h2{margin:3px 0 0;font-size:20px}.question-report-head>span{font-size:12px;color:var(--ink-2)}
.report-section-label{display:flex;align-items:center;gap:10px;margin:25px 0 10px;font-weight:800}.report-section-label::after{content:"";height:1px;background:var(--line);flex:1}.report-section-label span{color:#454f85}
.question-viz{margin-bottom:14px;overflow:hidden}.question-viz>header{display:flex;gap:13px;align-items:center;padding:16px 20px;border-bottom:1px solid var(--line);background:#fffefa}.q-number{width:31px;height:31px;display:grid;place-items:center;border-radius:9px;background:#eceffd;color:#5266c7;font-weight:800;flex:none}.q-heading{flex:1;min-width:0}.q-heading h3{margin:0 0 3px;font-size:15px}.q-heading span{font-size:11px;color:var(--ink-2)}.q-response{text-align:right;flex:none}.q-response strong{display:block;font-size:17px}.q-response span{display:block;font-size:10px;color:var(--ink-2)}.question-viz-body{padding:20px}
.answer-bars{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px 24px}.answer-bar-head{display:flex;justify-content:space-between;gap:12px;margin-bottom:6px;font-size:12px}.answer-bar-head>span{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.answer-bar-head strong{white-space:nowrap}.answer-bar-head small{color:var(--ink-2);font-weight:400}.answer-track{height:9px;background:#eceae4;border-radius:999px;overflow:hidden}.answer-track i{display:block;height:100%;width:var(--bar-width);border-radius:inherit;background:#6578da;transform-origin:left;transition:width .8s cubic-bezier(.2,.8,.2,1)}
.scale-summary{display:flex;align-items:center;gap:22px;margin-bottom:18px}.scale-score strong{display:block;font-size:32px;color:#4e60bd}.scale-score span{font-size:11px;color:var(--ink-2)}.scale-gauge{height:9px;background:#e9e7e0;border-radius:999px;flex:1;overflow:hidden}.scale-gauge i{display:block;width:var(--score);height:100%;background:#6578da;border-radius:inherit}
.distribution-chart,.histogram{height:155px;display:flex;align-items:flex-end;gap:10px;border-bottom:1px solid var(--line);padding:22px 10px 0}.dist-col,.histogram>div{height:100%;flex:1;display:flex;flex-direction:column;justify-content:flex-end;align-items:center;min-width:0}.dist-col i,.histogram i{display:block;width:min(42px,80%);height:var(--height);min-height:2px;background:#8493e2;border-radius:7px 7px 0 0;transition:height .7s ease}.dist-col strong,.histogram strong{font-size:10px;color:var(--ink-2);margin-bottom:3px}.dist-col span,.histogram span{font-size:10px;margin-top:7px;white-space:nowrap;max-width:100%;overflow:hidden;text-overflow:ellipsis}.histogram{gap:3px}.histogram i{width:100%;border-radius:4px 4px 0 0;background:#6879d4}
.heatmap-wrap{overflow-x:auto}.report-heatmap{width:100%;border-collapse:separate;border-spacing:5px;font-size:12px}.report-heatmap th{text-align:center;padding:7px;color:var(--ink-2)}.report-heatmap tbody th{text-align:left;color:var(--ink);min-width:130px}.report-heatmap td{text-align:center;padding:12px;border-radius:7px;background:rgba(101,120,218,calc(.08 + var(--heat)*.55));color:var(--ink);font-weight:700;min-width:58px}.report-heatmap td.heat-avg{background:#f0eee8;color:var(--ink)}
.mini-metrics{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin-bottom:14px}.mini-metrics>div{padding:13px;border-radius:10px;background:#f5f3ed}.mini-metrics span{display:block;font-size:10px;color:var(--ink-2)}.mini-metrics strong{display:block;font-size:20px;margin-top:3px}
.text-cloud,.text-group-list{display:flex;flex-direction:column;max-height:300px;overflow-y:auto;overflow-x:hidden;padding-right:6px}.text-cloud[hidden],.text-group-list[hidden]{display:none}.text-response{flex:none;break-inside:avoid;background:#f7f5ef;border:1px solid var(--line);border-radius:9px;padding:10px 12px;margin:0 0 9px;font-size:12px;overflow-wrap:anywhere}.text-group-toggle{margin-bottom:12px}.text-group-row{display:flex;justify-content:space-between;align-items:flex-start;gap:16px;padding:10px 12px;border-bottom:1px solid var(--line);font-size:12px;overflow-wrap:anywhere}.text-group-row>span{min-width:0;white-space:pre-wrap}.text-group-row>strong{white-space:nowrap}.text-group-row small{color:var(--ink-2);font-weight:500}.response-details{margin-top:18px;border-top:1px solid var(--line);padding-top:12px}.response-details summary{cursor:pointer;font-size:12px;font-weight:700;color:#5266c7;margin-bottom:10px}.viz-empty{text-align:center;color:var(--ink-2);padding:32px;border:1px dashed var(--line-2);border-radius:10px}
.file-summary{display:flex;align-items:center;gap:12px;margin-bottom:14px}.file-icon{width:44px;height:44px;display:grid;place-items:center;border-radius:12px;background:#e9edff;color:#5266c7;font-size:20px}.file-summary strong,.file-summary div>span{display:block}.file-summary div>span{font-size:11px;color:var(--ink-2)}.file-grid{display:flex;flex-wrap:wrap;gap:8px}.file-grid a{max-width:240px;padding:7px 10px;border:1px solid var(--line);border-radius:7px;background:#fff;font-size:11px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.report-filter{display:flex;align-items:end;gap:8px;flex-wrap:wrap;margin:0 0 16px;padding:12px 14px;background:#fff;border:1px solid var(--line);border-radius:12px}.report-filter label{margin:0;font-size:11px;color:var(--ink-2)}.report-filter .input,.report-filter .select{width:auto;margin:3px 0 0;padding:6px 8px;font-size:12px}.report-filter-note{margin-left:auto;font-size:11px;color:var(--ink-2)}.viz-note{margin:10px 0 0;font-size:11px;color:var(--ink-2)}
.chart-choice{display:flex;justify-content:flex-end;margin:-4px 0 17px}.chart-choice label{display:flex;align-items:center;gap:9px;margin:0;color:var(--ink-2);font-size:11px}.chart-choice .select{width:auto;min-width:180px;margin:0;padding:6px 30px 6px 9px;background-color:#fff}
.switchable-chart{min-height:145px}.dynamic-vertical{height:190px;display:flex;align-items:flex-end;gap:10px;border-bottom:1px solid var(--line);padding:26px 12px 0}.dynamic-vertical>div{height:100%;flex:1;min-width:0;display:flex;flex-direction:column;align-items:center;justify-content:flex-end}.dynamic-vertical i{height:var(--height);width:min(46px,82%);min-height:2px;background:var(--series);border-radius:7px 7px 0 0;animation:growBar .55s ease both}.dynamic-vertical strong{font-size:10px;color:var(--ink-2);margin-bottom:4px}.dynamic-vertical span{font-size:10px;margin-top:7px;max-width:100%;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
@keyframes growBar{from{height:0}}
.round-chart{display:grid;grid-template-columns:minmax(170px,240px) 1fr;gap:30px;align-items:center;max-width:760px;margin:0 auto}.round-plot{width:210px;aspect-ratio:1;border-radius:50%;margin:auto;box-shadow:inset 0 0 0 1px rgba(0,0,0,.04);position:relative;animation:roundIn .5s ease both}.round-plot.is-doughnut::after{content:"";position:absolute;inset:26%;background:var(--card);border-radius:50%;box-shadow:0 0 0 1px rgba(0,0,0,.04)}.round-plot>span{position:absolute;inset:30%;display:flex;z-index:1;align-items:center;justify-content:center;flex-direction:column;font-size:10px;color:var(--ink-2)}.round-plot>span strong{font-size:20px;color:var(--ink)}@keyframes roundIn{from{transform:scale(.8) rotate(-18deg);opacity:0}}
.round-legend{display:flex;flex-direction:column}.round-legend>div{display:grid;grid-template-columns:10px minmax(0,1fr) auto;gap:8px;align-items:center;padding:7px 0;border-bottom:1px solid var(--line);font-size:11px}.round-legend i{width:9px;height:9px;border-radius:3px}.round-legend span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.round-legend strong{font-variant-numeric:tabular-nums}.round-legend small{color:var(--ink-2);font-weight:400;margin-left:5px}
.dynamic-line{height:235px}.dynamic-line svg{width:100%;height:100%;overflow:visible}.dynamic-line line{stroke:var(--line-2)}.dynamic-line polyline{fill:none;stroke:#6578da;stroke-width:3;stroke-linejoin:round;stroke-linecap:round;stroke-dasharray:1400;animation:drawLine .9s ease both}.dynamic-line circle{fill:#fff;stroke:#6578da;stroke-width:3}.dynamic-line text{font:10px var(--font);fill:var(--ink-2)}@keyframes drawLine{from{stroke-dashoffset:1400}to{stroke-dashoffset:0}}
.report-heatmap.plain-matrix td{background:#f5f3ed;border:1px solid var(--line);color:var(--ink)}
.viz-reveal{opacity:0;transform:translateY(10px);transition:opacity .45s ease,transform .45s ease}.viz-reveal.is-visible{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.viz-reveal{opacity:1;transform:none;transition:none}.answer-track i,.dist-col i,.histogram i{transition:none}}
@media (max-width:900px){.report-kpis{grid-template-columns:repeat(2,1fr)}.report-overview-grid{grid-template-columns:1fr}.answer-bars{grid-template-columns:1fr}}
@media (max-width:620px){.report-hero{padding:22px}.completion-ring{width:92px;height:92px}.report-kpis{grid-template-columns:1fr}.question-report-head{align-items:flex-start;flex-direction:column}.question-viz>header{align-items:flex-start}.q-response{display:none}.question-viz-body{padding:15px}.mini-metrics{grid-template-columns:repeat(2,1fr)}.text-cloud{columns:1}.chart-foot{flex-direction:column}.report-page .content{padding:16px}.chart-choice{justify-content:stretch}.chart-choice label,.chart-choice .select{width:100%}.round-chart{grid-template-columns:1fr}.round-plot{width:180px}.dynamic-vertical{gap:4px;padding-left:2px;padding-right:2px}.report-filter label{flex:1 1 140px}.report-filter .input,.report-filter .select{width:100%}.report-filter-note{margin-left:0;width:100%}.trend-filter{width:100%;justify-content:stretch}.trend-filter label{flex:1}.trend-filter .input{width:100%}.trend-filter .select{width:100%}}
@media print{.report-page .sidebar,.report-page .topbar .page-actions{display:none}.report-page .content{max-width:none;padding:0}.report-page .report-panel,.report-page .question-viz,.report-page .report-kpi{break-inside:avoid;box-shadow:none}.viz-reveal{opacity:1;transform:none}}

/* ---- table ---- */
.table{width:100%;border-collapse:collapse;font-size:13px;background:var(--card)}
.table th,.table td{text-align:left;padding:10px 12px;border-bottom:1px solid var(--line)}
.table th{font-size:12px;color:var(--ink-2);font-weight:700;background:#faf8f2}
.table tbody tr:hover,.table tr.clickable:hover{background:#faf7ef;cursor:pointer}
.table .num{text-align:right;font-variant-numeric:tabular-nums}
.table-wrap{border:1px solid var(--line);border-radius:var(--radius);overflow:auto}

/* ---- toolbar ---- */
.toolbar{display:flex;gap:10px;align-items:center;flex-wrap:wrap;margin-bottom:14px}
.toolbar .grow{min-width:160px}
.export-header-choice{display:flex;align-items:center;gap:7px;margin:0 0 0 auto;font-size:11px;color:var(--ink-2);white-space:nowrap}.export-header-choice .select{width:auto;min-width:145px;margin:0;padding:7px 9px}

/* tabs */
.tabs{display:flex;gap:4px;border-bottom:2px solid var(--line);margin:4px 0 14px}
.tabs .tab{padding:9px 16px;font-size:14px;font-weight:600;color:var(--ink-2);text-decoration:none;border-bottom:2px solid transparent;margin-bottom:-2px}
.tabs .tab:hover{color:var(--ink);text-decoration:none}
.tabs .tab.on{color:var(--accent);border-bottom-color:var(--accent)}

/* raw data table */
.th-sort{color:inherit;text-decoration:none;display:inline-flex;align-items:center;gap:4px;white-space:nowrap}
.th-sort:hover{color:var(--ink)}
.th-sort .th-arrow{opacity:.35;font-size:10px}
.th-sort.on .th-arrow{opacity:1}
.table .dup-col{background:#fff8e6}
.table th.dup-col,.shell .table th.dup-col{background:#fdefc8}
.raw-table{font-size:12px;white-space:nowrap}
.raw-table th,.raw-table td{max-width:280px;overflow:hidden;text-overflow:ellipsis}
.raw-table td:first-child,.raw-table th:first-child{position:sticky;left:0;background:var(--card);z-index:1}
.raw-table thead th{position:sticky;top:0;z-index:2}
.raw-table thead th:first-child{z-index:3}
.chips{display:flex;gap:6px;flex-wrap:wrap}
.chip{font-size:12px;padding:4px 10px;border-radius:999px;border:1px solid var(--line-2);background:var(--card);color:var(--ink);cursor:pointer}
.chip.active{background:var(--accent-soft);border-color:var(--accent);color:var(--accent);font-weight:700}

/* ---- empty / states ---- */
.state{text-align:center;padding:48px 24px;color:var(--ink-2)}
.state .ic{font-size:34px;display:block;margin-bottom:10px;opacity:.6}
.state h3{color:var(--ink)}
.skeleton,.skel{background:linear-gradient(90deg,#efece2 25%,#f6f4ee 37%,#efece2 63%);background-size:400% 100%;animation:sk 1.4s ease infinite;border-radius:6px}
@keyframes sk{0%{background-position:100% 50%}100%{background-position:0 50%}}

/* ================= BUILDER ================= */
.builder{display:grid;grid-template-columns:210px minmax(0,1fr) 440px;gap:16px;align-items:start}
.b-col{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}
.b-col h3{font-size:13px;padding:12px 14px;border-bottom:1px solid var(--line);margin:0}
.palette{padding:10px;display:flex;flex-direction:column;gap:6px}
.palette .pi{display:flex;align-items:center;gap:8px;padding:8px 10px;border:1px solid var(--line-2);border-radius:6px;background:var(--card);cursor:grab;font-size:13px;user-select:none}
.palette .pi:hover{border-color:var(--accent);color:var(--accent)}
.palette .pi .ic{width:16px;text-align:center}
.palette .hint{font-size:11px;color:var(--ink-2);text-align:center;border:1px dashed var(--line-2);border-radius:6px;padding:8px}

.canvas{padding:14px;min-height:400px}
.canvas .sec{border:1px solid var(--line);border-radius:8px;margin-bottom:14px;background:#fffefa}
.canvas .sec-head{display:flex;gap:8px;align-items:center;padding:10px 12px;border-bottom:1px solid var(--line);background:#faf7ef;border-radius:8px 8px 0 0}
.canvas .sec-head input{border:1px solid transparent;background:transparent;font-weight:700;font-size:14px;flex:1;padding:4px 6px;border-radius:5px}
.canvas .sec-head input:hover{border-color:var(--line-2)}
.canvas .sec-head input:focus{border-color:var(--accent);background:#fff}
.canvas .sec-body{padding:10px 12px;display:flex;flex-direction:column;gap:8px;min-height:20px}
.canvas .sec-body.drop-hi{outline:2px dashed var(--accent);outline-offset:-4px;border-radius:6px}

.qcard{border:1px solid var(--line-2);border-radius:7px;background:var(--card);padding:10px 12px;cursor:pointer;transition:.1s}
.qcard:hover{border-color:var(--ink-2)}
.qcard.sel{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft)}
.qcard .qtop{display:flex;gap:8px;align-items:center}
.qcard .qtype{font-size:11px;font-weight:700;color:var(--accent);background:var(--accent-soft);border-radius:5px;padding:2px 7px;white-space:nowrap}
.qcard .qtitle{flex:1;font-weight:600}
.qcard .qtitle.empty{color:var(--ink-2);font-weight:400;font-style:italic}
.qcard .qmeta{font-size:11px;color:var(--ink-2);margin-top:4px}
.qcard .drag{cursor:grab;color:var(--ink-2);font-size:14px}
.qcard.dragging{opacity:.4}
.req-star{color:var(--danger);font-weight:700}

.inspector{padding:14px;display:flex;flex-direction:column;gap:12px}
.inspector .empty{color:var(--ink-2);font-size:13px;text-align:center;padding:30px 0}
.inspector details.grp{border:1px solid var(--line);border-radius:6px;padding:4px 8px;margin-bottom:6px;background:#fffefa}
.inspector details.grp > summary{cursor:pointer;font-weight:600;font-size:12px;padding:4px 0;color:var(--ink)}
.inspector details.grp[open]{padding-bottom:8px}
.opt-list{display:flex;flex-direction:column;gap:6px}
.opt-row{display:flex;gap:6px;align-items:center}
.opt-row input{flex:1;padding:6px 8px}
.opt-row .btn-icon{border-color:var(--line-2)}
.opt-row.rich{align-items:flex-start;gap:6px;padding:6px;border:1px solid var(--line);border-radius:8px;background:#fffefa}
.opt-row.rich .opt-idx{font-weight:700;color:var(--ink-2);font-size:12px;padding-top:8px;min-width:16px;text-align:right}
.opt-row.rich .rte{flex:1;min-width:0}
.opt-row.rich .opt-tools{display:flex;flex-direction:column;gap:2px}

/* lightweight rich-text editor */
.rte{border:1px solid var(--line-2);border-radius:6px;background:var(--card);overflow:hidden}
.rte:focus-within{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft)}
.rte-tb{display:flex;flex-wrap:wrap;gap:2px;padding:4px;background:#faf8f2;border-bottom:1px solid var(--line)}
.rte-b{font:inherit;font-size:12px;line-height:1;padding:5px 7px;border:1px solid transparent;border-radius:4px;background:transparent;color:var(--ink-2);cursor:pointer}
.rte-b:hover{background:#fff;border-color:var(--line-2);color:var(--ink)}
.rte-body{padding:8px 10px;min-height:38px;font-size:13px;line-height:1.55;outline:none;overflow-wrap:anywhere}
.rte-mini .rte-body{min-height:30px}
.rte-body p{margin:0 0 .4em}
.rte-body p:last-child{margin-bottom:0}
.rte-body img{max-width:100%;height:auto;border-radius:4px}
.rte-body ul,.rte-body ol{margin:.3em 0;padding-left:1.4em}
.rte-body a{color:var(--accent)}
.seg{display:flex;border:1px solid var(--line-2);border-radius:6px;overflow:hidden}
.seg button{flex:1;border:0;background:var(--card);padding:7px 4px;font:inherit;font-size:12px;cursor:pointer;color:var(--ink-2)}
.seg button.on{background:var(--accent-soft);color:var(--accent);font-weight:700}

.builder-bar{position:sticky;top:0;z-index:5;display:flex;gap:10px;align-items:center;flex-wrap:wrap;background:var(--paper);padding:0 0 12px}
.builder-bar .bar-field{display:flex;align-items:center;gap:6px;margin:0;font-size:12px;font-weight:600;color:var(--ink-2)}
.builder-bar .bar-field .select{width:auto;padding:6px 8px;font-size:13px;font-weight:400;color:var(--ink)}
.builder-bar .check{font-size:12px;color:var(--ink-2)}
.save-state{font-size:12px;color:var(--ink-2)}
.save-state.dirty{color:var(--warn)}
.save-state.saved{color:var(--ok)}

/* ---- builder page: fixed viewport, only the middle canvas scrolls ---- */
@media (min-width:1001px){
  body.builder-page,body.builder-page .shell{height:100vh;overflow:hidden}
  body.builder-page .sidebar{height:100vh;overflow-y:auto}
  body.builder-page .main{height:100vh;overflow:hidden}
  body.builder-page .topbar{flex:none}
  body.builder-page .content{flex:1;min-height:0;max-width:none;display:flex;flex-direction:column;padding:16px 20px;overflow:hidden}
  body.builder-page .builder-bar{position:static;flex:none;padding-bottom:10px}
  body.builder-page .builder{flex:1;min-height:0;align-items:stretch;grid-template-rows:100%}
  body.builder-page .b-col{display:flex;flex-direction:column;min-height:0;max-height:100%}
  body.builder-page .b-col>h3{flex:none}
  body.builder-page .palette,
  body.builder-page .canvas,
  body.builder-page .inspector{flex:1;min-height:0;overflow-y:auto}
  body.builder-page .canvas{min-height:0}
}

/* ================= PUBLIC RESPONSE ================= */
.resp-wrap{max-width:720px;margin:0 auto;padding:24px 18px 80px}
.resp-head{width:100%;margin:0;background-repeat:no-repeat}
.resp-head h1{font-size:22px}
.resp-head-inner{width:100%;max-width:720px;margin:0 auto;padding:28px 18px;box-sizing:border-box}
.resp-head.has-cover{background-size:cover;background-position:center;box-shadow:0 5px 18px rgba(45,32,24,.08)}
.resp-head.has-image{min-height:220px;display:flex;align-items:flex-end;color:#fff;border:0;text-shadow:0 1px 2px rgba(0,0,0,.25)}
.resp-head.has-image .resp-head-inner{padding-top:48px;padding-bottom:32px}
.resp-head.header-preview{border-radius:14px;overflow:hidden;border:1px solid rgba(99,65,45,.12)}
.resp-head.dark-color{color:#fff}
.resp-head.dark-color .survey-desc,.resp-head.dark-color .small.muted{color:rgba(255,255,255,.9)}
.resp-head.dark-color .survey-desc a{color:#fff}
.resp-head.dark-color .progress{background:rgba(255,255,255,.3)}
.resp-head.has-image .survey-desc,.resp-head.has-image .small.muted{color:rgba(255,255,255,.9)}
.resp-head.has-image .survey-desc a{color:#fff;text-decoration:underline}
.resp-head.has-image .progress{background:rgba(255,255,255,.3)}
.resp-head.has-image .view-seg{text-shadow:none}
.header-style-grid{display:grid;grid-template-columns:160px 1fr;gap:14px;align-items:end}
.color-field{height:40px;display:flex;align-items:center;gap:10px;padding:5px 10px;border:1px solid var(--line-2);border-radius:8px;background:#fff;font:13px monospace}
.color-field input{width:42px;height:28px;padding:0;border:0;background:none;cursor:pointer}
@media (max-width:600px){.header-style-grid{grid-template-columns:1fr}.resp-head.has-image{min-height:180px}.resp-head-inner{padding:22px 18px}.resp-head.has-image .resp-head-inner{padding-top:38px;padding-bottom:26px}}
.survey-desc{margin:8px 0 4px;color:var(--ink-2);font-size:14px;line-height:1.6}
.survey-desc img{max-width:100%;height:auto;border-radius:8px;margin:6px 0}
.survey-desc p{margin:0 0 .6em}
.survey-desc p:last-child{margin-bottom:0}
.survey-desc ul,.survey-desc ol{margin:.4em 0 .6em;padding-left:1.4em}
.survey-desc a{color:var(--accent)}
.start-popup-backdrop{position:fixed;inset:0;z-index:1000;display:grid;place-items:center;padding:20px;background:rgba(25,20,18,.58)}
.start-popup-card{width:min(100%,520px);max-height:calc(100vh - 40px);overflow:auto;padding:28px;border:1px solid var(--line-2);border-radius:18px;background:#fff;box-shadow:0 24px 80px rgba(0,0,0,.24)}
.start-popup-card h2{margin:0 0 10px;font-size:24px;line-height:1.3;color:var(--ink)}
.start-popup-card p{margin:0;color:var(--ink-2);line-height:1.7;white-space:pre-line}
.start-popup-actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}
@media(max-width:520px){.start-popup-card{padding:22px 18px;border-radius:14px}.start-popup-actions{flex-direction:column}.start-popup-actions .btn{width:100%;text-align:center}}
.registration-tabs{display:flex;gap:7px;overflow-x:auto;padding:3px 2px 12px;margin-bottom:4px}
.registration-tab{flex:none;border:1px solid var(--line-2);border-radius:999px;background:var(--card);padding:8px 14px;color:var(--ink-2);font:inherit;cursor:pointer}
.registration-tab span{display:inline-grid;place-items:center;min-width:21px;height:21px;padding:0 5px;margin-left:4px;border-radius:999px;background:var(--paper);font-size:11px}
.registration-tab.on{border-color:var(--accent);background:var(--accent);color:#fff}
.registration-tab.on span{background:rgba(255,255,255,.2)}
.registration-panel[hidden]{display:none}
.public-registration-link{display:flex;flex-direction:column;gap:4px;padding:10px 12px;border:1px solid var(--line);border-radius:8px;background:var(--paper);overflow-wrap:anywhere}
.registration-public{width:min(980px,calc(100% - 32px));margin:38px auto 70px}
.registration-public-head{margin-bottom:22px;padding:24px 28px;border:1px solid var(--line);border-radius:16px;background:var(--card)}
.registration-public-head>span{font-size:11px;font-weight:800;letter-spacing:.1em;color:var(--accent)}
.registration-public-head h1{margin:5px 0;font-size:25px}.registration-public-head p{margin:0;color:var(--ink-2);font-size:13px}
.registration-back-link{display:inline-flex;margin-top:12px}
.registration-search{display:flex;gap:8px;align-items:center;margin-bottom:14px}
.registration-search .grow{flex:1;min-width:120px}
.registration-public .registration-panel h2{margin:0 0 14px;font-size:19px}.registration-public .registration-panel h2 small{margin-left:6px;color:var(--ink-2);font-size:12px;font-weight:500}
@media(max-width:600px){.registration-public{width:calc(100% - 20px);margin:15px auto 40px}.registration-public-head{padding:19px}.registration-public-head h1{font-size:21px}.registration-search{flex-wrap:wrap}.registration-search .grow{flex-basis:100%}}
.finish .rich{text-align:left;display:inline-block;max-width:100%}
.finish .rich img{max-width:100%;height:auto;border-radius:8px}
.finish .special-actions{display:flex;flex-wrap:wrap;justify-content:center;gap:9px;margin-top:14px}
.finish .finish-close{margin-top:18px}.finish .finish-close .btn{min-width:180px;justify-content:center}.finish .finish-close p{margin:10px 0 0}
.progress{height:6px;background:var(--line);border-radius:999px;overflow:hidden;margin:12px 0}
.progress > i{display:block;height:100%;background:var(--accent);transition:width .3s}
.view-switch{display:flex;gap:6px;margin:10px 0 0;font-size:12px}

/* segmented view switcher */
.view-seg{display:inline-flex;margin:14px 0 4px;border:1px solid var(--line-2);border-radius:9px;overflow:hidden;background:var(--card);box-shadow:var(--shadow);max-width:100%;flex-wrap:wrap}
.view-seg .vseg{padding:9px 16px;font-size:13px;font-weight:600;color:var(--ink-2);text-decoration:none;border-right:1px solid var(--line-2);white-space:nowrap;transition:.12s}
.view-seg .vseg:last-child{border-right:0}
.view-seg .vseg:hover{background:rgba(0,0,0,.04);text-decoration:none;color:var(--ink)}
.view-seg .vseg.on{background:var(--accent);color:#fff}
@media (max-width:520px){.view-seg{width:100%}.view-seg .vseg{flex:1;text-align:center;padding:9px 6px}}

/* section boundary in the response form */
.sec-banner{margin:22px 0 4px;padding:10px 16px;background:var(--accent-soft);border:1px solid #e3c9b8;border-left:4px solid var(--accent);border-radius:8px;font-weight:800;font-size:15px;color:#8a3f18}
.sec-banner:first-of-type{margin-top:6px}
.sec-desc{margin:0 0 12px;padding:0 4px}
.step-label{display:inline-block;margin:14px 0 6px;padding:4px 12px;background:var(--ink);color:#fff;border-radius:999px;font-size:12px;font-weight:700;letter-spacing:.02em}

.qblock{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:18px 20px;margin-bottom:14px;box-shadow:var(--shadow)}
.qblock.invalid{border-color:var(--danger);box-shadow:0 0 0 3px var(--danger-soft)}
.qblock .q-title{font-weight:700;font-size:15px;margin-bottom:4px}
.qblock .q-desc{color:var(--ink-2);font-size:13px;margin-bottom:12px}
.qblock .q-desc.rich img,.opt .opt-label img{max-width:100%;height:auto;border-radius:6px}
.qblock .q-desc.rich p{margin:0 0 .5em}
.qblock .q-desc.rich p:last-child{margin-bottom:0}
.rich table,.survey-desc table{border-collapse:collapse;max-width:100%;margin:6px 0}
.rich td,.rich th,.survey-desc td,.survey-desc th{border:1px solid var(--line-2);padding:5px 8px;font-size:13px}
.rich figure.table,.survey-desc figure.table{margin:6px 0;overflow-x:auto}
.opt .opt-label{display:block;flex:1}
.opt .opt-label p{margin:0}
.opt .opt-label > p:only-child{display:inline}
.qblock .q-err{color:var(--danger);font-size:12px;margin-top:8px;font-weight:600}
.opt{display:flex;gap:10px;align-items:flex-start;padding:9px 10px;border:1px solid var(--line-2);border-radius:7px;margin-bottom:7px;cursor:pointer}
.opt:hover{border-color:var(--accent)}
.opt input{flex:none;margin:0;accent-color:var(--accent);width:22px;height:22px;cursor:pointer}
.opt.checked{background:var(--accent-soft);border-color:var(--accent)}
.other-input{margin:-2px 0 10px 30px}
.other-input .other-label{display:block;font-size:12px;font-weight:600;color:var(--ink-2);margin:0}
.other-input .input{margin-top:4px;max-width:360px;font-weight:400}
.scale-row{display:flex;gap:8px;flex-wrap:wrap}
.scale-row .sc{width:44px;height:44px;border:1px solid var(--line-2);border-radius:8px;display:flex;align-items:center;justify-content:center;font-weight:700;cursor:pointer}
.scale-row .sc:hover{border-color:var(--accent)}
.scale-row .sc.on{background:var(--accent);border-color:var(--accent);color:#fff}
.scale-ends{display:flex;justify-content:space-between;font-size:12px;color:var(--ink-2);margin-top:6px}
.matrix{width:100%;border-collapse:collapse;font-size:13px}
.matrix th,.matrix td{border:1px solid var(--line-2);padding:8px;text-align:center}
.matrix th:first-child,.matrix td:first-child{text-align:left}
.matrix input[type=radio]{width:22px;height:22px;margin:0;vertical-align:middle;accent-color:var(--accent);cursor:pointer}
.dropzone{border:2px dashed var(--line-2);border-radius:8px;padding:22px;text-align:center;color:var(--ink-2);cursor:pointer}
.dropzone:hover{border-color:var(--accent)}
.resp-foot{position:fixed;left:0;right:0;bottom:0;background:var(--card);border-top:1px solid var(--line);padding:12px 18px;display:flex;gap:12px;align-items:center;justify-content:space-between}
.resp-foot .inner{max-width:720px;margin:0 auto;width:100%;display:flex;gap:12px;align-items:center;justify-content:space-between}
.finish{max-width:520px;margin:60px auto;text-align:center}
.finish .mark{width:64px;height:64px;border-radius:50%;background:var(--ok-soft);color:var(--ok);display:flex;align-items:center;justify-content:center;font-size:30px;margin:0 auto 16px}
.finish .mark.closed{background:#efece2;color:var(--ink-2)}
.err-summary{background:var(--danger-soft);border:1px solid #e6c3bd;color:#8f2c20;border-radius:8px;padding:10px 14px;margin-bottom:16px;font-size:13px}

/* ---- drawer ---- */
.drawer-back{position:fixed;inset:0;background:rgba(0,0,0,.28);display:none;z-index:40}
.drawer-back.open{display:block}
.drawer{position:fixed;top:0;right:0;bottom:0;width:min(460px,92vw);background:var(--card);border-left:1px solid var(--line);box-shadow:-8px 0 30px rgba(0,0,0,.12);transform:translateX(100%);transition:.2s;z-index:41;overflow:auto}
.drawer.open{transform:none}
.drawer .d-head{display:flex;align-items:center;justify-content:space-between;padding:16px 18px;border-bottom:1px solid var(--line)}
.drawer .d-body{padding:18px}
.ans-item{padding:10px 0;border-bottom:1px solid var(--line)}
.ans-item .q{font-size:12px;color:var(--ink-2)}
.ans-item .a{font-weight:600;margin-top:2px;white-space:pre-wrap}

@media (max-width:1000px){
  .builder{grid-template-columns:1fr}
  .kpi-grid{grid-template-columns:repeat(2,1fr)}
  .sidebar{width:64px}
  .sidebar .brand small,.sidebar .brand-lockup>span,.nav-link span,.sidebar .who{display:none}
  .sidebar .brand-lockup{padding-left:0;padding-right:0;justify-content:center}
  .nav-link{justify-content:center}
}
@media print{
  .sidebar,.topbar,.page-actions,.resp-foot{display:none}
  body{background:#fff}
}

/* ================= ADMIN UI REFINEMENT ================= */
.shell{
  --paper:#f5f6fa;--card:#fff;--ink:#24283a;--ink-2:#697086;
  --line:#e7e9f1;--line-2:#d7dbe7;--accent:#5868c9;--accent-soft:#eef0ff;
  --radius:11px;--shadow:0 1px 2px rgba(26,31,54,.03),0 8px 24px rgba(26,31,54,.055);
  background:var(--paper)
}
.shell :focus-visible{outline:3px solid rgba(88,104,201,.25);outline-offset:2px}
.shell .sidebar{position:sticky;top:0;height:100vh;width:238px;padding:22px 16px 18px;background:rgba(255,255,255,.96);border-right:1px solid #e8eaf1;box-shadow:4px 0 22px rgba(36,40,58,.025);z-index:30}
.shell .brand-lockup{padding:2px 8px 22px;font-size:15px;letter-spacing:-.02em}.shell .brand-lockup img{width:40px;height:40px}.shell .brand-lockup small{margin-top:4px;font-size:10px;letter-spacing:0;color:#8990a4}
.shell .nav-link{min-height:42px;padding:10px 12px;border-radius:10px;color:#596074;font-size:13px;transition:background .16s,color .16s,transform .16s}
.shell .nav-link:hover{background:#f4f5fa;color:#30364c;transform:translateX(2px)}
.shell .nav-link.active{background:linear-gradient(90deg,#ecefff,#f4f2ff);color:#4e5db7;box-shadow:inset 3px 0 #6576da}
.shell .nav-link .ic{width:20px;font-size:16px}.shell .who{margin-top:8px;padding:13px 12px;background:#f7f8fb;border:1px solid #eceef4;border-radius:10px;line-height:1.55;overflow:hidden;text-overflow:ellipsis}.shell .role-label{background:#eaedff;color:#5363bd}
.shell .main{background:var(--paper)}
.shell .topbar{position:sticky;top:0;z-index:20;min-height:70px;padding:12px 28px;background:rgba(255,255,255,.9);border-bottom:1px solid rgba(220,223,234,.9);backdrop-filter:blur(14px);box-shadow:0 3px 14px rgba(32,37,61,.035)}
.page-heading{min-width:0}.shell .topbar h1{font-size:18px;letter-spacing:-.01em;color:#282d42}.shell .topbar .crumb{display:block;margin-top:3px;font-size:11px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.shell .topbar .crumb a{color:#697086}.shell .page-actions{align-items:center;flex-wrap:wrap}
.shell .content{max-width:1240px;margin:0 auto;padding:28px 30px 48px}
.shell .card{border-color:#e5e8f0;border-radius:12px;box-shadow:var(--shadow)}.shell .card-pad{padding:20px}
.shell .btn{min-height:36px;border-color:#d5d9e5;border-radius:9px;background:#fff;color:#343a50;font-weight:650;box-shadow:0 1px 2px rgba(31,36,59,.035);transition:transform .15s,box-shadow .15s,background .15s,border-color .15s}
.shell .btn:hover{background:#fafbff;border-color:#afb6ce;box-shadow:0 4px 10px rgba(31,36,59,.08);transform:translateY(-1px)}
.shell .btn-accent{border-color:#5868c9;background:linear-gradient(135deg,#6576da,#5361bc);color:#fff;box-shadow:0 5px 12px rgba(75,89,180,.2)}.shell .btn-accent:hover{border-color:#4f5db5;background:linear-gradient(135deg,#5d6ed1,#4d5ab0);color:#fff}.shell .btn-ghost{background:transparent;border-color:transparent;box-shadow:none}.shell .btn-danger{color:#b43f39;border-color:#e8c9c6;background:#fff}
.shell .btn-sm{min-height:30px;padding:5px 10px}.shell .input,.shell .select,.shell textarea,.shell select{min-height:40px;border-color:#d8dce7;border-radius:9px;background:#fff;padding:9px 11px;transition:border-color .15s,box-shadow .15s}.shell .input:hover,.shell .select:hover,.shell textarea:hover,.shell select:hover{border-color:#bfc5d6}.shell .input:focus,.shell .select:focus,.shell textarea:focus,.shell select:focus{border-color:#7180d7;box-shadow:0 0 0 3px rgba(101,118,218,.13)}
.shell label{color:#43495d}.shell hr{border-color:#e8eaf1;margin:22px 0}
.shell .kpi-grid{gap:14px}.shell .kpi{padding:18px;border-color:#e4e7ef;border-radius:12px;box-shadow:var(--shadow);transition:transform .16s,box-shadow .16s}.shell .kpi:hover{transform:translateY(-2px);box-shadow:0 10px 26px rgba(32,38,65,.08)}.shell .kpi .k-label{text-transform:none;font-weight:600;color:#737a8f}.shell .kpi .k-value{font-size:27px;letter-spacing:-.03em;color:#2c3147}
.shell .table-wrap{border-color:#e1e4ed;border-radius:12px;box-shadow:var(--shadow);background:#fff}.shell .table{background:#fff}.shell .table th{height:44px;padding:11px 14px;background:#f8f9fc;color:#687086;border-color:#e7e9f0;font-size:11px;text-transform:none;letter-spacing:.02em}.shell .table td{padding:12px 14px;border-color:#eceef3}.shell .table tbody tr{transition:background .12s}.shell .table tbody tr:hover{background:#f7f8fd}
.shell .toolbar{padding:10px;border:1px solid #e3e6ef;border-radius:12px;background:rgba(255,255,255,.8);box-shadow:0 3px 12px rgba(34,39,63,.035)}.shell .tabs{border-color:#dfe2eb}.shell .tabs .tab{padding:10px 17px}.shell .tabs .tab.on{color:#5363bd;border-color:#6273d1}
.shell .badge{padding:4px 9px;border:0}.shell .alert{padding:12px 14px;border-radius:10px}.shell .state{padding:58px 24px}.shell .state .ic{color:#6676d0}

@media (max-width:1000px) and (min-width:721px){.shell .sidebar{width:74px;padding-left:10px;padding-right:10px}.shell .brand-lockup>span,.shell .nav-link>span:not(.ic),.shell .who{display:none}.shell .brand-lockup{justify-content:center;padding-left:0;padding-right:0}.shell .nav-link{justify-content:center}.shell .nav-link.active{box-shadow:inset 0 -3px #6576da}.shell .nav-link:hover{transform:none}}
@media (max-width:720px){
  .shell{display:block}.shell .main{min-height:100vh;padding-bottom:66px}.shell .sidebar{position:fixed;top:auto;left:0;right:0;bottom:0;width:100%;height:64px;padding:5px 10px;display:grid;grid-template-columns:repeat(3,1fr);gap:4px;border:0;border-top:1px solid #dfe2ec;box-shadow:0 -8px 24px rgba(31,36,59,.1);z-index:100}.shell .sidebar .brand,.shell .sidebar .spacer,.shell .sidebar .who{display:none}.shell .nav-link{min-height:52px;padding:5px;display:flex;flex-direction:column;justify-content:center;gap:2px;font-size:10px}.shell .nav-link>span{display:block}.shell .nav-link .ic{height:20px;font-size:17px}.shell .nav-link:hover{transform:none}.shell .nav-link.active{box-shadow:inset 0 3px #6576da;background:#f0f2ff}
  .shell .topbar{min-height:62px;padding:9px 16px;align-items:flex-start}.shell .topbar h1{font-size:16px}.shell .topbar .crumb{max-width:50vw}.shell .page-actions{flex-wrap:nowrap;overflow-x:auto;max-width:52vw;padding-bottom:2px}.shell .page-actions .btn{white-space:nowrap}.shell .content{padding:18px 14px 34px}.shell .toolbar{padding:9px}.shell .card-pad{padding:16px}.shell .table th,.shell .table td{padding:10px 11px}
}
@media (prefers-reduced-motion:reduce){.shell *{scroll-behavior:auto!important;transition-duration:.01ms!important;animation-duration:.01ms!important}}

/* ---- registration dashboard (admin/dashboard.php) ---- */
.dash-settings{margin-bottom:16px}.dash-settings summary{cursor:pointer;display:flex;gap:10px;align-items:baseline;flex-wrap:wrap}
.dash-settings-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:12px}.dash-settings-grid label{margin:0;font-size:12px;font-weight:600}
.dash-targets{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:6px 16px}
.dash-targets label{display:flex;align-items:center;justify-content:space-between;gap:10px;margin:0;font-size:12px;padding:4px 0;border-bottom:1px solid var(--line)}
.dash-targets label span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.dash-targets .input{width:96px;margin:0;padding:5px 8px;text-align:right}
.dash{--d-staff:#bdd7ee;--d-reg:#2e75b6;--d-rate:#c00000;--d-bar:#2e75b6;--d-cum:#d08a2e;--d-sel:#eef4fb;--d-track:#e9edf1}
.dash-head{display:flex;flex-wrap:wrap;gap:12px 28px;align-items:flex-end;justify-content:space-between;margin:6px 0 16px}
.dash-head h2{margin:0;font-size:20px}.dash-head p{margin:4px 0 0}
.dash-count{text-align:right}.dash-count b{display:block;font-size:42px;line-height:1;color:var(--d-reg)}.dash-count span{font-size:12px;color:var(--ink-2)}
.dash-panel{background:#fff;border:1px solid var(--line);border-radius:12px;padding:18px;margin-top:16px;min-width:0}
.dash-panel h3{margin:0 0 2px;font-size:15px}.dash-sub{color:var(--ink-2);font-size:12px;margin:0 0 14px}
.dash-row{display:grid;grid-template-columns:1.1fr 1fr;gap:16px}.dash-row .dash-panel{margin-top:16px}
.dash-sessions{display:grid;grid-template-columns:repeat(auto-fill,minmax(190px,1fr));gap:10px}
.dash-card{all:unset;box-sizing:border-box;display:flex;flex-direction:column;cursor:pointer;padding:12px 14px;border:1px solid var(--line);border-radius:10px;transition:background .15s,box-shadow .15s}
.dash-card:hover{background:var(--d-sel)}.dash-card[aria-pressed="true"]{background:var(--d-sel);box-shadow:inset 3px 0 0 var(--d-reg)}
.dash-card:focus-visible{outline:2px solid var(--d-reg);outline-offset:2px}
.dash-card-label{font-size:12px;color:var(--ink-2);line-height:1.35;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;min-height:2.7em}
.dash-card-n{font-size:30px;font-weight:700;line-height:1.1;margin-top:4px}.dash-card-n small{font-size:13px;font-weight:500;color:var(--ink-2);margin-left:5px}
.dash-card-p{font-size:12px;color:var(--ink-2)}
.dash-fill{display:block;height:4px;border-radius:2px;background:var(--d-track);margin-top:8px;overflow:hidden}.dash-fill i{display:block;height:100%;background:var(--d-reg)}
.dash-stack{display:flex;height:9px;border-radius:5px;overflow:hidden;background:var(--d-track);margin-top:9px}.dash-stack i{display:block;height:100%}
.dash-legend{display:flex;flex-wrap:wrap;gap:6px 16px;margin-top:12px;font-size:12px;color:var(--ink-2)}
.dash-legend span{display:inline-flex;align-items:center;gap:6px}.dash-legend i{width:10px;height:10px;border-radius:2px;display:inline-block}
.dash-hbar{all:unset;box-sizing:border-box;display:grid;grid-template-columns:minmax(0,1fr) 52px;gap:2px 10px;width:100%;padding:6px 8px;border-radius:8px;cursor:pointer}
.dash-hbar:hover,.dash-hbar[aria-pressed="true"]{background:var(--d-sel)}.dash-hbar:focus-visible{outline:2px solid var(--d-reg)}
.dash-hbar .l{font-size:13px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.dash-hbar .v{text-align:right;font-weight:700;font-size:13px}
.dash-hbar .t{grid-column:1/-1;height:8px;background:var(--d-track);border-radius:4px;overflow:hidden}.dash-hbar .t i{display:block;height:100%;border-radius:4px}
.dash-hbar.dim{opacity:.4}
.dash-chart svg{display:block;width:100%;height:auto;overflow:visible}
.dash-chart svg text{fill:var(--ink-2);font-size:11px}.dash-chart .vl,.dash-chart .bl{font-weight:600}.dash-chart .rl{fill:var(--d-rate);font-size:13px;font-weight:700}
.dash-chart .axis,.dash-chart .grid{stroke:var(--line)}.dash-chart .grid.dash{stroke-dasharray:2 3}
.dash-chart .hit{fill:transparent}.dash-chart .bar{fill:var(--d-bar);opacity:.88}.dash-chart .staff{fill:var(--d-staff)}.dash-chart .reg{fill:var(--d-reg)}
.dash-chart .cum{fill:none;stroke:var(--d-cum);stroke-width:2;stroke-linejoin:round}.dash-chart .cum-dot{fill:var(--d-cum)}
.dash-chart svg .g{transition:opacity .2s}.dash-chart svg:has(.g:hover) .g:not(:hover){opacity:.45}
.dash-legend2{display:flex;flex-wrap:wrap;gap:6px 22px;justify-content:center;font-size:12px;color:var(--ink-2);margin-top:6px}
.dash-legend2 span{display:inline-flex;align-items:center;gap:6px}.dash-legend2 i{width:12px;height:12px;border-radius:2px;display:inline-block}
.dash-legend2 i.staff{background:var(--d-staff)}.dash-legend2 i.reg{background:var(--d-reg)}.dash-legend2 b{color:var(--d-rate)}
.dash-scrollx{overflow-x:auto}
.dash-pie{display:grid;grid-template-columns:minmax(220px,320px) 1fr;gap:28px;align-items:center}.dash-pie svg{max-width:320px;margin:0 auto}
.dash-pie .pt{fill:#fff;font-size:13px;font-weight:700;pointer-events:none}
.dash-pie .sl,.dash-pie .pt{transition:transform .3s cubic-bezier(.2,.8,.3,1.3),opacity .2s;cursor:pointer}
.dash-pie svg.hl .sl.on,.dash-pie svg.hl .pt.on{transform:translate(var(--dx,0),var(--dy,0))}.dash-pie svg.hl .sl:not(.on),.dash-pie svg.hl .pt:not(.on){opacity:.4}
.dash-pie .sl{stroke:#fff;stroke-width:1.5}
.dash-pie-legend{list-style:none;margin:0;padding:0}
.dash-pie-legend li{display:grid;grid-template-columns:14px 1fr auto 58px;gap:10px;align-items:center;padding:6px 4px;border-bottom:1px solid var(--line);font-size:13px;border-radius:6px;transition:background .2s}
.dash-pie-legend li.on{background:var(--d-sel)}.dash-pie-legend i{width:12px;height:12px;border-radius:3px}.dash-pie-legend b{text-align:right}.dash-pie-legend .pc{text-align:right;color:var(--ink-2)}
.dash-xtab{border-collapse:collapse;width:100%;min-width:640px;font-size:12px}
.dash-xtab th,.dash-xtab td{text-align:center;border:1px solid var(--line);padding:7px 9px}.dash-xtab th{background:var(--d-sel);font-weight:600}
.dash-xtab td:first-child,.dash-xtab th:first-child{text-align:left}.dash-xtab td.t,.dash-xtab tr.t td{font-weight:700}.dash-xtab tr.t td{background:var(--d-sel)}
.dash .dot{display:inline-block;width:8px;height:8px;border-radius:50%;margin-right:7px;vertical-align:1px}
.dash-tabs{display:flex;gap:2px;border-bottom:1px solid var(--line);margin:10px 0 12px;overflow-x:auto}
.dash-tab{all:unset;cursor:pointer;padding:8px 14px 9px;border-bottom:3px solid transparent;margin-bottom:-1px;white-space:nowrap;color:var(--ink-2);font-size:13px}
.dash-tab:hover{color:var(--ink)}.dash-tab[aria-selected="true"]{color:var(--d-reg);border-bottom-color:var(--d-reg);font-weight:700}.dash-tab small{margin-left:6px;color:var(--ink-2);font-weight:400}
.dash-filters{display:flex;flex-wrap:wrap;gap:10px;align-items:center;margin-bottom:10px}.dash-search{flex:1 1 240px;margin:0}
.dash-chips{display:contents}.dash-chip{display:inline-flex;align-items:center;gap:6px;padding:4px 6px 4px 11px;border-radius:999px;background:var(--d-sel);font-size:12px}
.dash-chip button,.dash-clear{all:unset;cursor:pointer}.dash-chip button{width:18px;height:18px;border-radius:50%;display:grid;place-items:center;color:var(--ink-2)}.dash-chip button:hover{background:var(--line)}
.dash-clear{color:var(--d-reg);font-size:12px}.dash-clear:hover{text-decoration:underline}
.dash-tbl{overflow:auto;max-height:560px;border:1px solid var(--line);border-radius:10px}
.dash-tbl table{border-collapse:collapse;width:100%;min-width:720px;font-size:13px}
.dash-tbl th,.dash-tbl td{text-align:left;padding:8px 11px;border-bottom:1px solid var(--line);vertical-align:top}
.dash-tbl th{position:sticky;top:0;background:#fff;font-size:12px;color:var(--ink-2);z-index:2}
.dash-tbl td.num{color:var(--ink-2);width:44px}.dash-tbl tr.grp td{background:var(--d-sel);font-weight:700;position:sticky;top:34px;z-index:1}
.dash-empty{padding:28px!important;text-align:center;color:var(--ink-2)}
.dash-tip{position:fixed;z-index:60;pointer-events:none;background:#16263a;color:#fff;font-size:12px;line-height:1.4;padding:6px 10px;border-radius:8px;max-width:300px;opacity:0;transition:opacity .15s}.dash-tip.show{opacity:1}
.dash-share{display:flex;flex-direction:column;gap:4px;margin-bottom:16px}
.dash-share-row{display:flex;gap:14px;align-items:flex-start;justify-content:space-between;flex-wrap:wrap;padding:12px 0;border-top:1px solid var(--line);margin-top:8px}
.dash-share-info{display:flex;flex-direction:column;gap:2px;flex:1 1 360px;min-width:0}
.dash-share-link{display:flex;gap:6px;margin-top:6px}.dash-share-link .input{flex:1;min-width:0;margin:0;font-family:var(--mono);font-size:12px}
.dash-share-actions{display:flex;gap:6px;flex-wrap:wrap}
.dash-public{max-width:1180px;margin:0 auto;padding:20px 16px 48px}
.dash-public-bar{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap}
.dash-public-kicker{font-size:12px;font-weight:700;letter-spacing:.03em;color:var(--ink-2)}
@media (max-width:880px){.dash-row{grid-template-columns:1fr}}
@media (max-width:700px){.dash-pie{grid-template-columns:1fr}.dash-count{text-align:left}}
@media print{.dash-settings,.dash-filters,.dash-tabs{display:none}.dash-tbl{max-height:none;overflow:visible}}
@media (prefers-reduced-motion:reduce){.dash *{transition:none!important}}