:root{
  /* Shopee-like palette (more formal, research-safe) */
  --primary:#ee4d2d;
  --primary-dark:#d73211;
  --primary-soft:#ff7a59;
  --sun:#ffd36a;
  --peach:#ffb199;
  --bg:#f6f6f6;
  --surface:#ffffff;
  --text:#111827;
  --muted:#6b7280;
  --border:#e5e7eb;
  --shadow:0 10px 24px rgba(17,24,39,.08);
  --shadow2:0 6px 14px rgba(17,24,39,.06);
  --radius:16px;
  --radius2:22px;
  --ease-out:cubic-bezier(.2,.8,.2,1);
}

*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,"Apple Color Emoji","Segoe UI Emoji";
  background:
    radial-gradient(1200px 600px at 10% -10%, rgba(255,211,106,.55), rgba(255,211,106,0) 60%),
    radial-gradient(900px 520px at 110% 0%, rgba(255,177,153,.55), rgba(255,177,153,0) 62%),
    linear-gradient(180deg, rgba(238,77,45,.10), transparent 260px),
    var(--bg);
  color:var(--text);
  line-height:1.55;
  overflow-x:hidden;
}

/* Soft animated gradient sweep */
body{
  background-size:100% 100%, 100% 100%, 100% 100%, 100% 100%;
  animation:bgshift 16s ease-in-out infinite;
}
@keyframes bgshift{
  0%,100%{filter:saturate(1) brightness(1)}
  50%{filter:saturate(1.08) brightness(1.01)}
}

/* Reveal on scroll */
[data-animate]{
  opacity:0;
  transform:translateY(14px) scale(.99);
  transition:opacity .55s var(--ease-out), transform .55s var(--ease-out);
  will-change:opacity, transform;
}
[data-animate].is-visible{opacity:1;transform:translateY(0) scale(1)}

/* Happy floating blobs */
body::before,body::after{
  content:"";
  position:fixed;
  inset:auto;
  width:520px;
  height:520px;
  border-radius:999px;
  filter:blur(30px);
  opacity:.55;
  z-index:-1;
  pointer-events:none;
  transform:translate3d(0,0,0);
  animation:floaty 9s var(--ease-out) infinite;
}
body::before{
  left:-220px;
  top:140px;
  background:radial-gradient(circle at 30% 30%, rgba(238,77,45,.55), rgba(238,77,45,0) 55%);
}
body::after{
  right:-260px;
  top:220px;
  background:radial-gradient(circle at 30% 30%, rgba(255,211,106,.60), rgba(255,211,106,0) 58%);
  animation-delay:-2.4s;
}

@keyframes floaty{
  0%{transform:translate3d(0,0,0) scale(1)}
  50%{transform:translate3d(0,-18px,0) scale(1.03)}
  100%{transform:translate3d(0,0,0) scale(1)}
}

a{color:inherit}
.container{max-width:980px;margin:0 auto;padding:20px}

/* Topbar */
.topbar{
  position:sticky;top:0;z-index:20;
  background:linear-gradient(90deg, var(--primary), var(--primary-soft));
  backdrop-filter:saturate(160%) blur(8px);
  border-bottom:1px solid rgba(255,255,255,.22);
}
.topbar::after{
  content:"";
  position:absolute;
  left:0;right:0;bottom:-1px;height:1px;
  background:linear-gradient(90deg, rgba(255,255,255,.20), rgba(255,255,255,.55), rgba(255,255,255,.20));
  opacity:.7;
}
.topbar__inner{display:flex;align-items:center;justify-content:space-between;gap:14px}

.brand{display:flex;align-items:center;gap:12px;text-decoration:none}
.brand__mark{
  width:40px;height:40px;border-radius:12px;
  background:rgba(255,255,255,.18);
  box-shadow:0 10px 24px rgba(0,0,0,.12);
  display:grid;place-items:center;
  position:relative;
  overflow:hidden;
}
.brand__mark::before{
  content:"";
  position:absolute;
  inset:-40%;
  background:linear-gradient(120deg, rgba(255,255,255,0), rgba(255,255,255,.45), rgba(255,255,255,0));
  transform:translateX(-40%);
  animation:shine 4.5s linear infinite;
  opacity:.75;
}
@keyframes shine{0%{transform:translateX(-60%) rotate(12deg)} 100%{transform:translateX(60%) rotate(12deg)}}
/* Simple "bag" glyph */
.brand__bag{
  width:18px;height:16px;display:block;
  background:rgba(255,255,255,.98);
  border-radius:4px;
  position:relative;
}
.brand__bag:before{
  content:"";
  position:absolute;left:50%;top:-7px;transform:translateX(-50%);
  width:12px;height:8px;
  border:2px solid rgba(255,255,255,.96);
  border-bottom:none;
  border-top-left-radius:10px;
  border-top-right-radius:10px;
}

.brand__title{font-weight:800;letter-spacing:.2px}
.brand__title{color:#fff}
.brand__subtitle{font-size:.85rem;color:rgba(255,255,255,.86)}

.topbar__admin{
  font-size:.92rem;
  text-decoration:none;
  padding:9px 12px;
  border-radius:999px;
  border:1px solid rgba(255,255,255,.30);
  color:#fff;
  background:rgba(255,255,255,.12);
}
.topbar__admin:hover{background:rgba(255,255,255,.18);border-color:rgba(255,255,255,.40)}

/* Hero */
.hero{margin:18px 0 16px}
.hero__grid{
  display:grid;
  grid-template-columns:1.35fr .9fr;
  gap:14px;
  align-items:stretch;
  padding:16px;
  border-radius:var(--radius2);
  background:rgba(255,255,255,.86);
  border:1px solid rgba(255,255,255,.70);
  box-shadow:0 26px 60px rgba(17,24,39,.10);
  position:relative;
  overflow:hidden;
}
.hero__grid::before{
  content:"";
  position:absolute;
  inset:-1px;
  background:linear-gradient(120deg, rgba(238,77,45,.20), rgba(255,211,106,.20), rgba(255,177,153,.18));
  opacity:.55;
  filter:blur(18px);
  transform:translate3d(0,0,0);
  animation:heroGlow 6.5s var(--ease-out) infinite;
}
@keyframes heroGlow{
  0%,100%{opacity:.42;transform:scale(1) rotate(0deg)}
  50%{opacity:.58;transform:scale(1.02) rotate(1deg)}
}
.hero__copy,.hero__art{position:relative;z-index:1}
.hero__copy{padding:6px 0}
.hero h1{font-size:1.85rem;margin:0 0 8px;letter-spacing:-.2px}
.lead{color:var(--muted);margin:0}
.hero__badge{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:8px 12px;
  border-radius:999px;
  background:rgba(255,255,255,.85);
  border:1px solid rgba(238,77,45,.18);
  box-shadow:var(--shadow2);
  color:#7c2d12;
  font-weight:800;
  font-size:.86rem;
  margin-bottom:10px;
}
.hero__mini{display:flex;gap:8px;flex-wrap:wrap;margin-top:12px}
.mini-pill{
  border-radius:999px;
  padding:7px 10px;
  background:rgba(255,255,255,.85);
  border:1px solid rgba(229,231,235,.85);
  color:#374151;
  font-size:.86rem;
  box-shadow:var(--shadow2);
}

.hero__art{display:flex}
.art-card{
  position:relative;
  width:100%;
  border-radius:var(--radius2);
  background:
    radial-gradient(320px 180px at 30% 20%, rgba(255,211,106,.75), rgba(255,211,106,0) 60%),
    radial-gradient(340px 200px at 80% 40%, rgba(255,177,153,.70), rgba(255,177,153,0) 62%),
    linear-gradient(180deg, rgba(255,255,255,.92), rgba(255,255,255,.82));
  border:1px solid rgba(255,255,255,.55);
  box-shadow:0 22px 50px rgba(17,24,39,.10);
  padding:14px;
  overflow:hidden;
  transform:translateZ(0);
}
.art-card::after{
  content:"";
  position:absolute;
  inset:-60px;
  background:conic-gradient(from 180deg, rgba(238,77,45,.0), rgba(238,77,45,.14), rgba(255,211,106,.16), rgba(238,77,45,.0));
  filter:blur(14px);
  animation:spin 10s linear infinite;
  opacity:.6;
}
@keyframes spin{to{transform:rotate(360deg)}}

.art-top{position:relative;z-index:1;display:flex;gap:10px;align-items:center}
.art-avatar{
  width:42px;height:42px;border-radius:14px;
  background:linear-gradient(135deg, var(--primary), var(--primary-soft));
  box-shadow:0 14px 26px rgba(238,77,45,.20);
}
.art-title{font-weight:900}
.art-sub{color:rgba(55,65,81,.85);font-size:.9rem}

.art-bubbles{position:relative;z-index:1;display:flex;flex-direction:column;gap:10px;margin-top:12px}
.bubble{
  max-width:92%;
  padding:10px 12px;
  border-radius:16px;
  background:rgba(255,255,255,.92);
  border:1px solid rgba(229,231,235,.85);
  box-shadow:0 14px 26px rgba(17,24,39,.06);
  font-weight:700;
  color:#111827;
}
.bubble--left{align-self:flex-start}
.bubble--right{align-self:flex-end;background:rgba(238,77,45,.10);border-color:rgba(238,77,45,.18);color:#7c2d12}

.sparkles{position:absolute;inset:0;pointer-events:none;z-index:2}
.sparkles span{
  position:absolute;
  width:10px;height:10px;
  border-radius:4px;
  background:rgba(255,255,255,.92);
  box-shadow:0 0 0 6px rgba(255,255,255,.14);
  animation:pop 2.8s var(--ease-out) infinite;
  opacity:.9;
}
.sparkles span:nth-child(1){left:14px;top:18px;animation-delay:-.2s}
.sparkles span:nth-child(2){right:16px;top:34px;animation-delay:-1.1s}
.sparkles span:nth-child(3){left:34px;bottom:22px;animation-delay:-1.7s}
.sparkles span:nth-child(4){right:34px;bottom:28px;animation-delay:-.8s}
@keyframes pop{0%,100%{transform:scale(.85) rotate(8deg)} 50%{transform:scale(1.08) rotate(-10deg)}}

.callouts{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:12px;
  margin-top:14px;
}
.callout{
  background:var(--surface);
  border:1px solid var(--border);
  border-radius:var(--radius);
  padding:12px 14px;
  box-shadow:var(--shadow2);
  transform:translateZ(0);
  transition:transform .18s var(--ease-out), box-shadow .18s var(--ease-out);
}
.callout:hover{transform:translateY(-2px);box-shadow:0 18px 36px rgba(17,24,39,.10)}
.callout__title{font-size:.85rem;color:var(--muted);margin-bottom:4px}
.callout__text{font-weight:750}

/* Cards & layout */
.card{
  background:var(--surface);
  border:1px solid var(--border);
  border-radius:var(--radius2);
  padding:18px;
  box-shadow:var(--shadow);
  transform:translateZ(0);
  transition:transform .18s var(--ease-out), box-shadow .18s var(--ease-out);
}
.card:hover{transform:translateY(-2px);box-shadow:0 24px 54px rgba(17,24,39,.10)}
.card + .card{margin-top:16px}

.grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}
.grid--3{grid-template-columns:repeat(3,1fr)}

/* Fields */
.field{display:block}
.field span{display:block;font-size:.9rem;color:var(--muted);margin-bottom:6px}
.req{color:var(--primary);font-weight:800}

.field input,.field select{
  width:100%;
  padding:12px 12px;
  border-radius:14px;
  border:1px solid var(--border);
  background:#fff;
  color:var(--text);
  outline:none;
}
.field input::placeholder{color:#9ca3af}
.field input:focus,.field select:focus{
  border-color:rgba(238,77,45,.55);
  box-shadow:0 0 0 4px rgba(238,77,45,.12);
}

.check{display:flex;gap:10px;align-items:flex-start;margin-top:12px;color:var(--muted)}
.check input{margin-top:3px;accent-color:var(--primary)}

/* Instructions */
.likert-legend{display:flex;gap:8px;flex-wrap:wrap;margin-top:10px}
.tag{
  border:1px solid var(--border);
  background:#fff;
  border-radius:999px;
  padding:7px 10px;
  font-size:.85rem;
  color:var(--muted);
}

/* Progress */
.progress{height:10px;border-radius:999px;background:#f3f4f6;border:1px solid var(--border);overflow:hidden}
.progress__bar{
  height:100%;
  width:0%;
  background:
    linear-gradient(90deg, var(--primary), var(--primary-dark)),
    linear-gradient(120deg, rgba(255,255,255,0), rgba(255,255,255,.55), rgba(255,255,255,0));
  background-size:100% 100%, 220px 100%;
  background-position:0 0, -260px 0;
  animation:barShine 1.7s linear infinite;
}
@keyframes barShine{to{background-position:0 0, 1000px 0}}
.progress__text{margin-top:10px;color:var(--muted);font-size:.92rem}

/* Questions */
.group-title{margin:18px 0 10px;font-size:1.02rem;color:var(--text)}
.q{border:1px solid var(--border);border-radius:18px;padding:14px;background:#fff;margin-bottom:12px}
.q__meta{display:flex;gap:10px;flex-wrap:wrap;align-items:center;margin-bottom:6px}
.q__key{
  font-weight:850;
  padding:4px 10px;
  border-radius:999px;
  border:1px solid rgba(238,77,45,.18);
  background:rgba(238,77,45,.06);
  color:var(--primary-dark);
}
.q__indicator{color:var(--muted);font-size:.9rem}
.q__text{margin:0 0 10px}

/* Likert - segmented options */
.likert{display:grid;grid-template-columns:repeat(5,1fr);gap:10px}
.likert__opt{
  display:flex;align-items:center;justify-content:center;
  gap:8px;
  padding:10px 8px;
  border-radius:14px;
  border:1px solid var(--border);
  background:#fff;
  cursor:pointer;
  user-select:none;
  transition:transform .12s var(--ease-out), border-color .14s var(--ease-out), background .14s var(--ease-out), box-shadow .14s var(--ease-out);
}
.likert__opt input{accent-color:var(--primary)}
.likert__opt:hover{border-color:rgba(238,77,45,.35)}
.likert__opt:active{transform:scale(.99)}
.likert__opt--checked{
  border-color:rgba(238,77,45,.6);
  background:rgba(238,77,45,.08);
  box-shadow:0 0 0 3px rgba(238,77,45,.10);
  transform:translateY(-1px);
}

/* tiny "pop" animation on select */
.likert__opt--pulse{animation:optPulse .36s var(--ease-out) 1}
@keyframes optPulse{0%{transform:scale(.98)} 60%{transform:scale(1.03)} 100%{transform:translateY(-1px) scale(1)}}

.actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:12px}
.btn{
  display:inline-flex;align-items:center;justify-content:center;
  padding:12px 14px;
  border-radius:999px;
  border:1px solid rgba(238,77,45,.55);
  background:linear-gradient(180deg, rgba(238,77,45,.98), rgba(215,50,17,.98));
  color:#fff;
  text-decoration:none;
  font-weight:800;
  cursor:pointer;
  box-shadow:var(--shadow2);
  position:relative;
  overflow:hidden;
}
.btn::after{
  content:"";
  position:absolute;
  top:-60%;
  left:-40%;
  width:60%;
  height:220%;
  background:linear-gradient(90deg, rgba(255,255,255,0), rgba(255,255,255,.35), rgba(255,255,255,0));
  transform:rotate(18deg);
  opacity:0;
}
.btn:hover::after{opacity:1;animation:btnShine .9s var(--ease-out) 1}
@keyframes btnShine{from{transform:translateX(-20%) rotate(18deg)} to{transform:translateX(220%) rotate(18deg)}}
.btn:hover{filter:brightness(1.02)}
.btn:active{filter:brightness(.98)}
.btn--ghost{
  background:#fff;
  color:var(--text);
  border-color:var(--border);
  font-weight:700;
}
.btn--ghost:hover{border-color:rgba(238,77,45,.35)}

.note{color:var(--muted);margin:12px 0 0}

.alert{border:1px solid rgba(239,68,68,.35);background:rgba(239,68,68,.06);padding:12px 14px;border-radius:16px;margin:12px 0;color:#7f1d1d}
.alert--error,.alert--err{border-color:rgba(239,68,68,.35);background:rgba(239,68,68,.06);color:#7f1d1d}
.alert--ok{border-color:rgba(34,197,94,.35);background:rgba(34,197,94,.06);color:#14532d}

/* Utility form classes (admin login) */
.stack{display:flex;flex-direction:column;gap:12px}
.label{display:block;font-size:.9rem;color:var(--muted);margin:0 0 6px}
.input{width:100%;padding:12px 12px;border-radius:14px;border:1px solid var(--border);background:#fff;color:var(--text);outline:none}
.input:focus{border-color:rgba(238,77,45,.55);box-shadow:0 0 0 4px rgba(238,77,45,.12)}

/* Admin filters */
.filters{
  display:flex;gap:10px;flex-wrap:wrap;align-items:center;
  margin-top:14px;
}
.filters input[type="search"],.filters select{
  padding:10px 12px;
  border-radius:999px;
  border:1px solid var(--border);
  background:#fff;
}
.admin-head{display:flex;align-items:flex-start;justify-content:space-between;gap:12px}

/* Tables */
.table-wrap{overflow:auto;border-radius:18px;border:1px solid var(--border);background:#fff;box-shadow:0 20px 50px rgba(17,24,39,.08)}
table{border-collapse:collapse;width:100%;min-width:1100px}
th,td{padding:10px 12px;border-bottom:1px solid var(--border);vertical-align:top}
th{position:sticky;top:0;background:#fff;text-align:left;font-size:.9rem;color:var(--muted);z-index:1;box-shadow:0 6px 14px rgba(17,24,39,.06)}
tbody tr:nth-child(even){background:rgba(238,77,45,.03)}
tbody tr:hover{background:rgba(255,211,106,.12)}
td{font-size:.9rem;color:var(--text)}
.small{color:var(--muted);font-size:.85rem}

/* Anti-spam honeypot */
.hp{position:absolute;left:-9999px;opacity:0;height:0;width:0}

/* Footer */
.footer{margin-top:28px;border-top:1px solid var(--border);background:#fff}
.footer__note{color:var(--muted);font-size:.9rem;margin-bottom:6px}
.footer__copy{color:var(--muted);font-size:.85rem}

/* Confetti (thanks page) */
.confetti{position:absolute;inset:0;pointer-events:none;overflow:hidden}
.confetti i{
  position:absolute;
  top:-10px;
  width:10px;height:16px;
  border-radius:4px;
  opacity:.9;
  transform:translateY(0) rotate(0);
  animation:confettiFall 1.4s linear forwards;
}
@keyframes confettiFall{to{transform:translateY(460px) rotate(260deg);opacity:0.95}}

@media (max-width:820px){
  .grid{grid-template-columns:1fr}
  .callouts{grid-template-columns:1fr}
  .brand__subtitle{display:none}
  .container{padding:16px}
  .likert{gap:8px}
  .hero__grid{grid-template-columns:1fr}
}

@media (max-width:420px){
  .likert__opt{padding:10px 6px}
  .hero h1{font-size:1.55rem}
}