:root{
  --bg:#f4f6fb; --bg2:#eef1f8; --card:#ffffff; --ink:#141a2e; --ink2:#4a5370; --muted:#8a91a8;
  --line:#e3e7f1; --accent:#4f46e5; --accent2:#7c3aed; --accent-soft:#eef0ff; --accent-ink:#3730a3;
  --bar:#5b54e8; --bar-soft:#e7e6fd; --ok:#0f9d6b; --ok-soft:#e4f7ef; --warn:#b7791f; --danger:#d43c4b; --danger-soft:#fdecee;
  --shadow:0 1px 2px rgba(20,26,46,.04),0 8px 24px rgba(20,26,46,.06); --r:16px;
  --grad:linear-gradient(135deg,#4f46e5 0%,#7c3aed 55%,#c026d3 100%);
}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]){
  --bg:#0d1020; --bg2:#121630; --card:#161a33; --ink:#eef0fa; --ink2:#b4bad3; --muted:#7c84a3;
  --line:#272c4b; --accent:#8b85ff; --accent2:#a78bfa; --accent-soft:#232657; --accent-ink:#c7c4ff;
  --bar:#8b85ff; --bar-soft:#262a52; --ok:#34d399; --ok-soft:#10352a; --danger:#f87171; --danger-soft:#3a1820;
  --shadow:0 1px 2px rgba(0,0,0,.3),0 10px 30px rgba(0,0,0,.35);
}}
:root[data-theme="dark"]{
  --bg:#0d1020; --bg2:#121630; --card:#161a33; --ink:#eef0fa; --ink2:#b4bad3; --muted:#7c84a3;
  --line:#272c4b; --accent:#8b85ff; --accent2:#a78bfa; --accent-soft:#232657; --accent-ink:#c7c4ff;
  --bar:#8b85ff; --bar-soft:#262a52; --ok:#34d399; --ok-soft:#10352a; --danger:#f87171; --danger-soft:#3a1820;
  --shadow:0 1px 2px rgba(0,0,0,.3),0 10px 30px rgba(0,0,0,.35);
}
*{box-sizing:border-box}
html,body{margin:0}
body{background:var(--bg);color:var(--ink);font:15px/1.55 "Manrope",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;-webkit-font-smoothing:antialiased;min-height:100vh}
a{color:var(--accent);text-decoration:none}
h1,h2,h3{line-height:1.25;margin:0 0 .4em;letter-spacing:-.01em}
button,input,select,textarea{font:inherit;color:inherit}
.hidden{display:none!important}
.muted{color:var(--muted)} .small{font-size:13px}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:1px solid var(--line);background:var(--card);color:var(--ink);
  padding:9px 16px;border-radius:11px;cursor:pointer;font-weight:600;font-size:14px;transition:.15s;white-space:nowrap}
.btn:hover{border-color:var(--accent);color:var(--accent)}
.btn.primary{background:var(--grad);border:0;color:#fff;box-shadow:0 6px 18px rgba(79,70,229,.3)}
.btn.primary:hover{filter:brightness(1.08);color:#fff;transform:translateY(-1px)}
.btn.danger{color:var(--danger)} .btn.danger:hover{border-color:var(--danger);background:var(--danger-soft)}
.btn.ghost{border-color:transparent;background:transparent}
.btn.sm{padding:6px 11px;font-size:13px;border-radius:9px}
.btn.lg{padding:14px 28px;font-size:16px;border-radius:14px}
.btn:disabled{opacity:.55;cursor:not-allowed;transform:none}
.icon{width:18px;height:18px;flex:none}

/* inputs */
.field{display:flex;flex-direction:column;gap:6px;margin-bottom:14px}
.field>span{font-size:13px;font-weight:600;color:var(--ink2)}
.input,select.input,textarea.input{width:100%;padding:11px 13px;border:1px solid var(--line);border-radius:11px;background:var(--bg);outline:none;transition:.15s}
textarea.input{resize:vertical;min-height:90px}
.input:focus{border-color:var(--accent);box-shadow:0 0 0 4px var(--accent-soft);background:var(--card)}
.switch{display:inline-flex;align-items:center;gap:10px;cursor:pointer;user-select:none;font-size:14px}
.switch input{display:none}
.switch i{width:40px;height:23px;border-radius:20px;background:var(--line);position:relative;transition:.2s;flex:none}
.switch i:after{content:"";position:absolute;top:3px;left:3px;width:17px;height:17px;border-radius:50%;background:#fff;transition:.2s;box-shadow:0 1px 3px rgba(0,0,0,.25)}
.switch input:checked+i{background:var(--accent)}
.switch input:checked+i:after{left:20px}

.card{background:var(--card);border:1px solid var(--line);border-radius:var(--r);box-shadow:var(--shadow)}
.pad{padding:22px}
.badge{display:inline-flex;align-items:center;gap:6px;padding:3px 10px;border-radius:30px;font-size:12px;font-weight:700}
.badge.on{background:var(--ok-soft);color:var(--ok)} .badge.off{background:var(--bg2);color:var(--muted)}
.badge.on:before,.badge.off:before{content:"";width:6px;height:6px;border-radius:50%;background:currentColor}
.badge.role{background:var(--accent-soft);color:var(--accent-ink)}

/* toast & modal */
#toast{position:fixed;left:50%;bottom:26px;transform:translateX(-50%) translateY(30px);background:var(--ink);color:var(--bg);padding:12px 20px;border-radius:12px;
  font-weight:600;opacity:0;pointer-events:none;transition:.25s;z-index:100;max-width:calc(100% - 32px);text-align:center}
#toast.show{opacity:1;transform:translateX(-50%)}
#toast.err{background:var(--danger);color:#fff}
.modal-bg{position:fixed;inset:0;background:rgba(10,12,30,.55);backdrop-filter:blur(4px);display:flex;align-items:center;justify-content:center;padding:16px;z-index:50}
.modal{width:100%;max-width:520px;max-height:90vh;overflow:auto}
.modal h3{margin-bottom:16px}
.modal .actions{display:flex;justify-content:flex-end;gap:10px;margin-top:8px}

/* ============ PUBLIC ============ */
.hero{background:var(--grad);color:#fff;padding:46px 16px 110px;position:relative;overflow:hidden}
.hero:before,.hero:after{content:"";position:absolute;border-radius:50%;background:rgba(255,255,255,.08)}
.hero:before{width:420px;height:420px;right:-120px;top:-160px}
.hero:after{width:260px;height:260px;left:-80px;bottom:-140px}
.hero .wrap{position:relative;z-index:1}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:17px;margin-bottom:28px;opacity:.95}
.brand .logo{width:34px;height:34px;border-radius:10px;background:rgba(255,255,255,.18);display:grid;place-items:center}
.hero h1{font-size:clamp(26px,5vw,38px);font-weight:800}
.hero p{opacity:.88;max-width:620px;margin:0;font-size:16px}
.wrap{max-width:760px;margin:0 auto}
.pub-main{max-width:760px;margin:-72px auto 40px;padding:0 16px;position:relative;z-index:2}
.progress{position:sticky;top:0;z-index:10;height:5px;background:var(--bg2)}
.progress b{display:block;height:100%;width:0;background:var(--grad);transition:width .3s}
.survey-card{padding:22px 24px;margin-bottom:14px;display:block;color:inherit;transition:.2s}
a.survey-card:hover{transform:translateY(-2px);border-color:var(--accent)}
.survey-card .row{display:flex;justify-content:space-between;align-items:center;gap:14px}
.q{padding:24px;margin-bottom:14px;transition:.2s;border-left:4px solid transparent}
.q.err{border-left-color:var(--danger);box-shadow:0 0 0 3px var(--danger-soft)}
.q .num{font-size:12px;font-weight:800;color:var(--accent);letter-spacing:.06em;text-transform:uppercase;margin-bottom:6px}
.q h3{font-size:17px;font-weight:700;margin-bottom:16px}
.q h3 .req{color:var(--danger);margin-left:3px}
.opts{display:grid;gap:9px}
.opt{display:flex;align-items:center;gap:12px;padding:13px 15px;border:1.5px solid var(--line);border-radius:12px;cursor:pointer;transition:.15s;background:var(--bg)}
.opt:hover{border-color:var(--accent)}
.opt input{display:none}
.opt .mk{width:20px;height:20px;border:2px solid var(--muted);border-radius:50%;flex:none;display:grid;place-items:center;transition:.15s}
.opt.multi .mk{border-radius:6px}
.opt.sel{border-color:var(--accent);background:var(--accent-soft)}
.opt.sel .mk{border-color:var(--accent);background:var(--accent)}
.opt.sel .mk:after{content:"";width:6px;height:10px;border:solid #fff;border-width:0 2.5px 2.5px 0;transform:rotate(45deg) translate(-1px,-1px)}
.stars{display:flex;gap:6px}
.stars button{background:none;border:0;cursor:pointer;padding:2px;color:var(--line);transition:.12s}
.stars button svg{width:40px;height:40px;fill:currentColor}
.stars button.on{color:#f5a524}
.stars button:hover{transform:scale(1.12)}
.scale{display:grid;grid-template-columns:repeat(11,1fr);gap:6px}
.scale button{aspect-ratio:1;border:1.5px solid var(--line);background:var(--bg);border-radius:10px;cursor:pointer;font-weight:700;transition:.12s;min-width:0;padding:0}
.scale button:hover{border-color:var(--accent)}
.scale button.on{background:var(--grad);color:#fff;border-color:transparent}
.scale-lbl{display:flex;justify-content:space-between;font-size:12px;color:var(--muted);margin-top:8px}
.submit-row{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-top:20px;flex-wrap:wrap}
.done{text-align:center;padding:50px 24px}
.check{width:84px;height:84px;border-radius:50%;background:var(--ok-soft);display:grid;place-items:center;margin:0 auto 20px;animation:pop .45s cubic-bezier(.2,1.6,.4,1)}
.check svg{width:42px;height:42px;stroke:var(--ok);stroke-width:3;fill:none;stroke-dasharray:40;stroke-dashoffset:40;animation:draw .5s .25s forwards}
@keyframes pop{from{transform:scale(.3);opacity:0}}
@keyframes draw{to{stroke-dashoffset:0}}
.foot{text-align:center;color:var(--muted);font-size:13px;padding:10px 16px 30px}
@media (max-width:560px){.scale{grid-template-columns:repeat(6,1fr)} .q{padding:18px} .stars button svg{width:34px;height:34px}}

/* ============ ADMIN ============ */
.login-wrap{min-height:100vh;display:grid;place-items:center;padding:16px;background:radial-gradient(circle at 20% 10%,rgba(124,58,237,.18),transparent 45%),radial-gradient(circle at 85% 90%,rgba(79,70,229,.18),transparent 45%),var(--bg)}
.login{width:100%;max-width:400px;padding:34px}
.login .logo-big{width:56px;height:56px;border-radius:16px;background:var(--grad);display:grid;place-items:center;margin-bottom:18px;box-shadow:0 10px 26px rgba(79,70,229,.35)}
.layout{display:grid;grid-template-columns:250px 1fr;min-height:100vh}
.side{background:var(--card);border-right:1px solid var(--line);padding:22px 14px;display:flex;flex-direction:column;gap:4px;position:sticky;top:0;height:100vh}
.side .brand{color:var(--ink);padding:0 10px;margin-bottom:22px}
.side .brand .logo{background:var(--grad);color:#fff}
.nav{display:flex;align-items:center;gap:11px;padding:11px 12px;border-radius:11px;color:var(--ink2);font-weight:600;cursor:pointer;border:0;background:none;text-align:left;width:100%}
.nav:hover{background:var(--bg)}
.nav.act{background:var(--accent-soft);color:var(--accent-ink)}
.side .me{margin-top:auto;padding:14px 12px;border-top:1px solid var(--line);display:flex;flex-direction:column;gap:10px}
.main{padding:28px 32px;min-width:0}
.top{display:flex;justify-content:space-between;align-items:flex-start;gap:16px;margin-bottom:24px;flex-wrap:wrap}
.top h1{font-size:26px;font-weight:800;margin:0}
.top .sub{color:var(--muted);margin-top:4px}
.top .acts{display:flex;gap:8px;flex-wrap:wrap}
.crumb{font-size:13px;color:var(--muted);margin-bottom:6px;cursor:pointer;display:inline-flex;align-items:center;gap:4px}
.crumb:hover{color:var(--accent)}
.grid-s{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:16px}
.sv{padding:20px;display:flex;flex-direction:column;gap:12px}
.sv h3{font-size:17px;margin:0}
.sv .meta{display:flex;gap:16px;color:var(--muted);font-size:13px;flex-wrap:wrap}
.sv .meta b{color:var(--ink);font-size:15px}
.sv .btns{display:flex;gap:6px;flex-wrap:wrap;margin-top:auto;padding-top:6px}
.kpis{display:grid;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));gap:14px;margin-bottom:18px}
.kpi{padding:18px 20px}
.kpi .l{font-size:13px;color:var(--muted);font-weight:600}
.kpi .v{font-size:32px;font-weight:800;letter-spacing:-.02em;margin-top:2px;font-variant-numeric:tabular-nums}
.kpi.hl{background:var(--grad);color:#fff;border:0}
.kpi.hl .l{color:rgba(255,255,255,.8)}
.chart-card{padding:22px;margin-bottom:16px}
.chart-card h3{font-size:16px;margin:0}
.chart-card .h{display:flex;justify-content:space-between;align-items:baseline;gap:12px;margin-bottom:16px;flex-wrap:wrap}
.tl{position:relative}
.tl svg{display:block;width:100%;height:190px;overflow:visible}
.tl .grid{stroke:var(--line);stroke-width:1}
.tl .axis{fill:var(--muted);font-size:11px}
.tl rect.b{fill:var(--bar);transition:opacity .15s}
.tl rect.hit{fill:transparent;cursor:pointer}
.tl:hover rect.b{opacity:.45}
.tl rect.b.hov{opacity:1}
.tip{position:absolute;pointer-events:none;background:var(--ink);color:var(--bg);padding:7px 11px;border-radius:9px;font-size:12px;white-space:nowrap;transform:translate(-50%,-110%);opacity:0;transition:opacity .1s;z-index:5}
.tip b{font-size:14px}
.qstats{display:grid;grid-template-columns:repeat(auto-fill,minmax(420px,1fr));gap:16px}
.qs{padding:22px}
.qs .qn{font-size:12px;font-weight:800;color:var(--accent);letter-spacing:.06em;text-transform:uppercase}
.qs h3{font-size:16px;margin:4px 0 4px}
.qs .qa{font-size:13px;color:var(--muted);margin-bottom:16px}
.hb{display:grid;gap:12px}
.hb .r{display:grid;gap:5px}
.hb .lab{display:flex;justify-content:space-between;gap:10px;font-size:14px}
.hb .lab span:first-child{color:var(--ink);font-weight:600;overflow-wrap:anywhere}
.hb .lab span:last-child{color:var(--ink2);font-variant-numeric:tabular-nums;white-space:nowrap}
.hb .track{height:10px;background:var(--bar-soft);border-radius:6px;overflow:hidden}
.hb .fill{height:100%;background:var(--bar);border-radius:0 4px 4px 0;width:0;transition:width .7s cubic-bezier(.2,.8,.2,1)}
.hb .r.top .fill{background:var(--grad)}
.avg{display:flex;align-items:baseline;gap:10px;margin-bottom:14px}
.avg .n{font-size:40px;font-weight:800;letter-spacing:-.02em}
.vb{display:flex;align-items:flex-end;gap:5px;height:120px;position:relative}
.vb .c{flex:1;display:flex;flex-direction:column;align-items:center;gap:6px;height:100%;justify-content:flex-end;cursor:default}
.vb .c i{display:block;width:100%;max-width:38px;background:var(--bar);border-radius:4px 4px 0 0;min-height:2px;transition:height .7s cubic-bezier(.2,.8,.2,1)}
.vb .c span{font-size:12px;color:var(--muted)}
.vb .c:hover i{filter:brightness(1.15)}
.texts{max-height:300px;overflow:auto;display:grid;gap:8px;padding-right:4px}
.texts div{background:var(--bg);border:1px solid var(--line);border-radius:10px;padding:10px 12px;font-size:14px;white-space:pre-wrap;overflow-wrap:anywhere}
.texts div small{display:block;color:var(--muted);font-size:11px;margin-top:4px}
.table-wrap{overflow:auto;border-radius:var(--r)}
table{width:100%;border-collapse:collapse;font-size:14px}
th,td{padding:12px 14px;text-align:left;border-bottom:1px solid var(--line);vertical-align:top}
th{font-size:12px;text-transform:uppercase;letter-spacing:.04em;color:var(--muted);font-weight:700;background:var(--bg2);position:sticky;top:0;white-space:nowrap}
td{max-width:280px;overflow-wrap:anywhere}
tbody tr:hover td{background:var(--bg)}
.pager{display:flex;justify-content:space-between;align-items:center;padding:14px 4px;gap:10px;flex-wrap:wrap}
.qe{padding:20px;margin-bottom:12px;position:relative}
.qe .hd{display:flex;gap:10px;align-items:center;margin-bottom:12px;flex-wrap:wrap}
.qe .hd .n{width:30px;height:30px;border-radius:9px;background:var(--accent-soft);color:var(--accent-ink);display:grid;place-items:center;font-weight:800;font-size:13px;flex:none}
.qe .hd select{width:auto;min-width:180px}
.qe .hd .sp{flex:1}
.qe .ops{display:grid;gap:8px;margin:10px 0}
.qe .op{display:flex;gap:8px;align-items:center}
.qe .op .dot{width:14px;height:14px;border:2px solid var(--muted);border-radius:50%;flex:none}
.qe .op .dot.sq{border-radius:4px}
.qe .op .input{padding:8px 11px}
.add-q{border:2px dashed var(--line);background:transparent;width:100%;padding:18px;border-radius:var(--r);color:var(--ink2);font-weight:700;cursor:pointer;transition:.15s}
.add-q:hover{border-color:var(--accent);color:var(--accent);background:var(--accent-soft)}
.editor-grid{display:grid;grid-template-columns:1fr 300px;gap:18px;align-items:start}
.sticky{position:sticky;top:20px}
.empty{text-align:center;padding:50px 20px;color:var(--muted)}
.mtoggle{display:none}
@media (max-width:1100px){.editor-grid{grid-template-columns:1fr} .sticky{position:static}}
@media (max-width:900px){
  .layout{grid-template-columns:1fr}
  .side{position:fixed;inset:0 auto 0 0;width:260px;z-index:40;transform:translateX(-100%);transition:.25s;box-shadow:var(--shadow)}
  .side.open{transform:none}
  .main{padding:18px 16px}
  .mtoggle{display:inline-flex}
  .qstats{grid-template-columns:1fr}
  .grid-s{grid-template-columns:1fr}
}