:root{
  --bg:#f7f8fb;
  --surface:#ffffff;
  --surface-soft:#f1f4f8;
  --surface-muted:#e9eef5;
  --ink:#0f172a;
  --ink-soft:#334155;
  --muted:#64748b;
  --line:#dfe5ec;
  --line-strong:#cbd5e1;
  --brand:#0b4f9c;
  --brand-dark:#083b73;
  --brand-soft:#eaf2fb;
  --success:#1f7a53;
  --danger:#b4233a;
  --warning:#9a5d08;
  --shadow-sm:0 8px 24px rgba(15,23,42,.06);
  --shadow-md:0 18px 55px rgba(15,23,42,.09);
  --shadow-lg:0 30px 90px rgba(15,23,42,.12);
  font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  color-scheme:light;
}

*{box-sizing:border-box}
html{min-height:100%;background:var(--bg);scroll-behavior:smooth}
body{margin:0;min-height:100vh;color:var(--ink);background:
  radial-gradient(circle at 10% 5%,rgba(11,79,156,.06),transparent 26rem),
  radial-gradient(circle at 92% 92%,rgba(15,23,42,.035),transparent 24rem),
  var(--bg);overflow-x:hidden}
button,input,textarea,select{font:inherit}
button{touch-action:manipulation}
::selection{background:#dce9f8;color:var(--ink)}

.bg-orb{position:fixed;border-radius:50%;filter:blur(0);pointer-events:none;z-index:0;opacity:.8}
.orb-a{width:260px;height:260px;left:-170px;top:18%;border:1px solid rgba(11,79,156,.12);background:rgba(255,255,255,.65)}
.orb-b{width:340px;height:340px;right:-240px;bottom:5%;border:1px solid rgba(15,23,42,.08);background:rgba(255,255,255,.6)}
.noise{display:none}
.glass{background:rgba(255,255,255,.94);border:1px solid var(--line);box-shadow:var(--shadow-md);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px)}

.topbar{height:96px;padding:14px clamp(18px,4vw,48px);display:grid;grid-template-columns:220px minmax(130px,520px) 90px;align-items:center;gap:24px;position:relative;z-index:20;border-bottom:1px solid rgba(203,213,225,.75);background:rgba(255,255,255,.82);backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);box-shadow:0 8px 30px rgba(15,23,42,.035)}
.brand-logo{width:176px;height:66px;object-fit:contain;object-position:left center;display:block;filter:none;transition:transform .35s cubic-bezier(.2,.8,.2,1)}
.brand-logo:hover{transform:translateY(-2px)}
.progress-wrap{height:8px;border-radius:999px;background:#e8edf3;overflow:hidden;box-shadow:inset 0 0 0 1px rgba(148,163,184,.1)}
.progress{height:100%;width:0;border-radius:inherit;background:linear-gradient(90deg,var(--brand-dark),var(--brand));transition:width .55s cubic-bezier(.2,.8,.2,1)}
.step-count{justify-self:end;color:var(--muted);font-size:.82rem;font-weight:800;letter-spacing:.035em}

.app-shell{position:relative;z-index:2;width:min(1120px,calc(100% - 32px));min-height:calc(100vh - 96px);margin:0 auto;padding:clamp(34px,6vw,78px) 0 90px;display:grid;align-items:center}
.screen{display:none;width:100%;animation:screenIn .52s cubic-bezier(.16,.84,.26,1)}
.screen.active{display:block}
.screen.leaving{display:block;position:absolute;width:100%;animation:screenOut .25s ease forwards;pointer-events:none}
@keyframes screenIn{from{opacity:0;transform:translateY(20px) scale(.992)}to{opacity:1;transform:none}}
@keyframes screenOut{to{opacity:0;transform:translateY(-12px) scale(.994)}}

.hero-card,.question-card{border-radius:28px;padding:clamp(30px,5vw,60px);position:relative;overflow:hidden}
.hero-card{max-width:840px;margin:auto;text-align:center}
.question-card{max-width:900px;margin:auto}
.question-card.wide{max-width:1060px}
.hero-card:before,.question-card:before{content:"";position:absolute;left:0;top:0;width:100%;height:4px;background:linear-gradient(90deg,var(--brand-dark),var(--brand));opacity:.95}
.sparkle{width:66px;height:66px;margin:0 auto;display:grid;place-items:center;border-radius:18px;background:var(--brand-soft);border:1px solid #d8e5f4;color:var(--brand);font-size:2rem;box-shadow:none;animation:softFloat 3.4s ease-in-out infinite}
@keyframes softFloat{50%{transform:translateY(-5px) rotate(3deg)}}
.eyebrow{text-transform:uppercase;letter-spacing:.16em;font-weight:850;font-size:.72rem;color:var(--brand);margin:20px 0 10px}
.hero-card h1,.question-card h2{margin:0;line-height:1.03;letter-spacing:-.045em;color:var(--ink)}
.hero-card h1{font-size:clamp(2.55rem,7vw,5.45rem)}
.hero-card h1 span,.done-card h1 span{color:var(--brand)}
.question-card h2{font-size:clamp(2rem,5vw,3.8rem);max-width:840px}
.lead{font-size:clamp(1rem,2vw,1.2rem);line-height:1.7;color:var(--ink-soft);max-width:680px;margin:24px auto 30px}
.question-card>p:not(.eyebrow){color:var(--muted);font-size:1.03rem;line-height:1.65}
.tiny{color:var(--muted);font-size:.85rem}
.question-number{position:absolute;right:28px;top:18px;font-size:4.5rem;line-height:1;font-weight:900;color:#edf1f5;letter-spacing:-.08em;user-select:none}

.primary,.ghost{border-radius:14px;padding:14px 21px;font:inherit;font-weight:800;cursor:pointer;transition:transform .2s ease,box-shadow .2s ease,background .2s ease,border-color .2s ease;color:var(--ink);border:1px solid transparent}
.primary{background:var(--brand);border-color:var(--brand);color:#fff;box-shadow:0 10px 24px rgba(11,79,156,.18)}
.primary:hover{transform:translateY(-2px);background:var(--brand-dark);border-color:var(--brand-dark);box-shadow:0 15px 34px rgba(11,79,156,.2)}
.primary:active,.ghost:active{transform:translateY(0) scale(.98)}
.primary:disabled{opacity:.58;cursor:wait;transform:none}
.primary.big{font-size:1.08rem;padding:17px 26px}
.ghost{background:#fff;border-color:var(--line-strong);color:var(--ink-soft);box-shadow:0 4px 12px rgba(15,23,42,.035)}
.ghost:hover{transform:translateY(-2px);background:var(--surface-soft);border-color:#b9c5d2}
.actions{display:flex;justify-content:space-between;gap:14px;margin-top:30px}

.big-input,.inline-other{width:100%;border:1px solid var(--line-strong);background:#fff;color:var(--ink);border-radius:14px;padding:17px 18px;font:inherit;font-size:1.12rem;outline:none;margin-top:20px;transition:border-color .2s,box-shadow .2s,transform .2s,background .2s}
.big-input:focus,.inline-other:focus{border-color:var(--brand);box-shadow:0 0 0 4px rgba(11,79,156,.09);transform:translateY(-1px);background:#fff}
.big-input::placeholder,.inline-other::placeholder{color:#94a3b8}
.textarea{min-height:150px;resize:vertical}
.big-input.small{font-size:1rem;margin-top:9px}
.small-label{display:block;color:var(--ink-soft);font-weight:800;margin-top:22px}
.typing-shake{animation:typeNudge .18s ease}
@keyframes typeNudge{35%{transform:translateX(-1px)}70%{transform:translateX(1px)}}
.invalid{animation:invalid .36s ease!important;border-color:var(--danger)!important}
@keyframes invalid{20%,60%{transform:translateX(-6px)}40%,80%{transform:translateX(6px)}}

.choice-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin-top:25px}
.choice{min-height:96px;border-radius:16px;padding:16px;background:#fff;border:1px solid var(--line);color:var(--ink);font:inherit;font-size:1.25rem;text-align:left;cursor:pointer;transition:transform .22s ease,background .22s,border-color .22s,box-shadow .22s;display:flex;gap:12px;align-items:center;box-shadow:0 4px 14px rgba(15,23,42,.025)}
.choice b{font-size:.94rem;line-height:1.25}
.choice:hover{transform:translateY(-3px);background:#fbfcfe;border-color:#bcc8d6;box-shadow:var(--shadow-sm)}
.choice.selected{background:var(--brand-soft);border-color:#9bbce0;box-shadow:0 10px 24px rgba(11,79,156,.08);transform:translateY(-2px)}
.choice.selected:after{content:"✓";margin-left:auto;font-weight:900;color:var(--brand)}
.hidden{display:none!important}
.inline-other{margin-top:14px}
.done-icon{width:86px;height:86px;border-radius:50%;display:grid;place-items:center;margin:0 auto 20px;font-size:2.2rem;font-weight:900;background:#edf7f2;color:var(--success);border:1px solid #cfe9dc;box-shadow:none}
#confetti{position:fixed;inset:0;width:100%;height:100%;pointer-events:none;z-index:50}
.toast{position:fixed;left:50%;bottom:28px;transform:translate(-50%,24px);background:#111827;color:#fff;border:1px solid rgba(255,255,255,.08);box-shadow:var(--shadow-lg);padding:13px 18px;border-radius:12px;opacity:0;z-index:100;transition:.25s;pointer-events:none}
.toast.show{opacity:1;transform:translate(-50%,0)}

/* admin */
.admin-page{background:var(--bg)}
.admin-shell{width:min(1500px,calc(100% - 32px));margin:0 auto;padding:30px 0 70px;position:relative;z-index:2}
.login-card{max-width:470px;margin:6vh auto;padding:42px;border-radius:26px;text-align:center}
.admin-logo{width:220px;height:145px;object-fit:contain;background:#fff;border-radius:18px;padding:12px;border:1px solid var(--line);box-shadow:var(--shadow-sm)}
.login-card h1{margin:.2rem 0;font-size:2rem;letter-spacing:-.035em}
.login-card>p:not(.eyebrow){color:var(--muted);line-height:1.6}
.full{width:100%;margin-top:14px}
.error-text{color:var(--danger);min-height:1.2em}
.dashboard{animation:screenIn .5s ease}
.admin-header{border-radius:20px;padding:12px 14px;display:flex;align-items:center;gap:18px;position:sticky;top:14px;z-index:10}
.admin-brand{display:flex;align-items:center;gap:12px;margin-right:auto}
.admin-brand img{width:76px;height:58px;object-fit:contain;background:#fff;border-radius:12px;padding:4px}
.admin-brand div{display:grid}.admin-brand strong{color:var(--ink)}.admin-brand span{font-size:.75rem;color:var(--muted)}
.live-pill{display:flex;align-items:center;gap:7px;font-size:.72rem;font-weight:900;letter-spacing:.07em;padding:8px 12px;border-radius:999px;background:#edf7f2;color:var(--success);border:1px solid #d5ebdf}
.live-pill i{width:8px;height:8px;border-radius:50%;background:var(--success);animation:live 1.5s infinite}
@keyframes live{50%{opacity:.4}}
.header-actions{display:flex;gap:8px}
.small-btn{padding:10px 13px;text-decoration:none;font-size:.84rem}
.warning{margin-top:16px;padding:14px 16px;border-radius:14px;background:#fff7e8;border:1px solid #efd8ae;color:#7c4a05}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin:20px 0}
.stat-card{border-radius:18px;padding:22px;display:grid;gap:4px;transition:transform .2s ease,box-shadow .2s ease}
.stat-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-md)}
.stat-card span,.stat-card small{color:var(--muted)}
.stat-card strong{font-size:clamp(1.7rem,3vw,2.8rem);letter-spacing:-.05em;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;color:var(--ink)}
.charts-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
.panel{border-radius:20px;padding:22px;margin-bottom:14px}
.panel-title{display:flex;justify-content:space-between;align-items:center;gap:14px}
.panel-title .eyebrow{margin:0 0 5px}.panel-title h2{margin:0;font-size:1.2rem;color:var(--ink)}
.bar-chart{margin-top:20px;display:grid;gap:12px}
.bar-row{display:grid;grid-template-columns:minmax(110px,1.2fr) 3fr 42px;gap:10px;align-items:center;font-size:.85rem}
.bar-label{white-space:nowrap;overflow:hidden;text-overflow:ellipsis;color:var(--ink-soft)}
.bar-track{height:10px;border-radius:999px;background:#e9edf2;overflow:hidden}
.bar-fill{height:100%;border-radius:inherit;background:var(--brand);transform-origin:left;animation:barIn .55s cubic-bezier(.2,.8,.2,1)}
@keyframes barIn{from{transform:scaleX(0)}}
.bar-count{color:var(--brand);font-weight:800;text-align:right}
.responses-panel{margin-top:0}
.filters{display:flex;gap:9px;flex-wrap:wrap}
.filters input,.filters select{background:#fff;border:1px solid var(--line-strong);color:var(--ink);border-radius:12px;padding:11px 13px;outline:none}
.filters input:focus,.filters select:focus{border-color:var(--brand);box-shadow:0 0 0 3px rgba(11,79,156,.08)}
.filters input{min-width:260px}
.table-wrap{overflow:auto;margin-top:18px;border:1px solid var(--line);border-radius:14px;background:#fff}
table{width:100%;border-collapse:collapse;min-width:1000px}
th,td{text-align:left;padding:13px 14px;border-bottom:1px solid #edf0f3;vertical-align:top}
th{font-size:.72rem;text-transform:uppercase;letter-spacing:.08em;color:var(--muted);background:#f7f9fb;position:sticky;top:0}
td{font-size:.86rem;color:var(--ink-soft)}
.tag{display:inline-block;padding:5px 8px;border-radius:8px;background:var(--brand-soft);color:var(--brand-dark);margin:2px;font-size:.76rem;border:1px solid #dbe8f6}
.delete-btn{background:transparent;border:0;color:var(--danger);cursor:pointer;font-size:1rem;border-radius:8px;padding:6px 8px}.delete-btn:hover{background:#fff0f2}
.empty{text-align:center;color:var(--muted);padding:38px}

@media(max-width:900px){
  .choice-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .stats-grid{grid-template-columns:repeat(2,1fr)}
  .charts-grid{grid-template-columns:1fr}
  .topbar{grid-template-columns:150px 1fr;height:86px}
  .brand-logo{width:142px;height:58px}
  .step-count{display:none}
  .responsive{align-items:flex-start;flex-direction:column}
  .filters{width:100%}.filters input,.filters select{width:100%;min-width:0}
  .admin-header{flex-wrap:wrap}.live-pill{order:3}.header-actions{margin-left:auto}
  .app-shell{min-height:calc(100vh - 86px)}
}
@media(max-width:560px){
  .choice-grid{grid-template-columns:1fr}
  .hero-card,.question-card{border-radius:22px;padding:28px 20px}
  .question-number{font-size:3.4rem;right:18px;top:16px}
  .topbar{height:78px;padding:9px 14px;grid-template-columns:120px 1fr;gap:14px}
  .brand-logo{width:116px;height:52px}
  .app-shell{min-height:calc(100vh - 78px);padding-top:22px;width:min(100% - 20px,1120px)}
  .actions{position:sticky;bottom:10px;background:linear-gradient(180deg,rgba(247,248,251,0),rgba(247,248,251,.96) 35%);margin-left:-8px;margin-right:-8px;padding:24px 8px 8px}
  .actions>*{flex:1}
  .stats-grid{grid-template-columns:1fr 1fr;gap:10px}.stat-card{padding:16px}.stat-card strong{font-size:1.7rem}
  .admin-shell{width:min(100% - 18px,1500px);padding-top:10px}.admin-brand span{display:none}.admin-header{top:7px}.small-btn{padding:9px 10px}.bar-row{grid-template-columns:105px 1fr 34px}
  .admin-logo{width:200px;height:132px}
}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation-duration:.01ms!important;animation-iteration-count:1!important;scroll-behavior:auto!important;transition-duration:.01ms!important}}