:root {
  --blue: #1B45E6;
  --ink: #0A0C1E;
  --muted: #5B6075;
  --soft: #F2F4F8;
  --line: #E1E4EC;
  --err: #C62828;
  --paper: #FFFEFA;
  --rule: #CBD0DC;
  --type: 'Courier Prime', ui-monospace, monospace;
  --font: 'Geist', ui-sans-serif, system-ui, -apple-system, sans-serif;
  --mono: 'Geist Mono', ui-monospace, monospace;
  color-scheme: light;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; background: #FFFFFF; }
body { margin: 0; min-height: 100svh; display: flex; flex-direction: column; background: var(--blue); color: var(--ink); font: 400 16px/1.45 var(--font); -webkit-font-smoothing: antialiased; }
a { color: inherit; }
.sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }

/* blue top: logo, progress and the screen's headline */
.hero { position: relative; overflow: hidden; color: #FFFFFF; padding: 0 22px 30px; }
.intro .hero { flex: 1 0 auto; min-height: 52svh; display: flex; flex-direction: column; }
.bg-rocket { position: absolute; width: 440px; height: 440px; right: -150px; top: -50px; fill: #FFFFFF; opacity: .13; pointer-events: none; }
.top { position: relative; width: 100%; display: flex; align-items: center; justify-content: space-between; gap: 12px; padding-top: 20px; max-width: 560px; margin: 0 auto; }
.logo { display: flex; align-items: center; gap: 8px; text-decoration: none; }
.logo svg { width: 32px; height: 32px; fill: #FFFFFF; }
.logo .win { fill: var(--blue); }
.logo span { font: 800 11px/1.05 var(--font); letter-spacing: .02em; }
.steps { display: flex; gap: 6px; margin-left: auto; }
.steps i { width: 26px; height: 5px; border-radius: 3px; background: rgba(255, 255, 255, .3); transition: background .3s; }
.steps i.on { background: #FFFFFF; }
.intro .steps, .done .steps { display: none; }
.saved { position: absolute; right: 0; top: 46px; font: 500 11px var(--mono); opacity: 0; transition: opacity .4s; }
.saved.on { opacity: .8; }
.hero-text { position: relative; width: 100%; max-width: 560px; margin: 0 auto; padding-top: 28px; }
.intro .hero-text { margin-top: auto; padding-top: 48px; }
.pill { display: inline-block; padding: 7px 12px; border-radius: 999px; background: rgba(255, 255, 255, .16); font-weight: 600; font-size: 13px; }
h1, h2 { margin: 0; font-weight: 800; letter-spacing: -.055em; outline: none; }
h1 { font-size: clamp(42px, 12.4vw, 72px); line-height: .95; margin-top: 16px; max-width: 9.5em; }
h2 { font-size: 34px; line-height: 1; letter-spacing: -.045em; margin-top: 10px; }
.kicker { margin: 0; font: 500 11px var(--mono); letter-spacing: .06em; text-transform: uppercase; opacity: .75; }
.line { margin: 10px 0 0; font-size: 17px; line-height: 1.4; opacity: .85; max-width: 30em; }

/* the form: a sheet of paper lying on the blue */
.sheet {
  position: relative; flex: 1 0 auto; width: calc(100% - 20px); max-width: 600px; margin: 0 auto calc(10px + env(safe-area-inset-bottom));
  padding: 18px 20px 22px 34px; border-radius: 2px; background-color: var(--paper);
  background-image:
    linear-gradient(225deg, var(--blue) 50%, transparent 50%),
    linear-gradient(45deg, #DCE0EA 50%, transparent 50%),
    url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 .045 0'/%3E%3C/filter%3E%3Crect width='160' height='160' filter='url(%23n)'/%3E%3C/svg%3E");
  background-size: 24px 24px, 24px 24px, 160px 160px; background-position: right top, right top, 0 0; background-repeat: no-repeat, no-repeat, repeat;
  box-shadow: -2px 2px 3px -2px rgba(10, 12, 30, .25), 5px 6px 0 -1px #E8EBF3, 5px 6px 0 0 rgba(10, 12, 30, .12), 0 28px 50px -22px rgba(10, 12, 30, .6);
}
.sheet::before, .sheet::after { /* punched holes */
  content: ''; position: absolute; left: 10px; top: 96px; width: 13px; height: 13px; border-radius: 50%;
  background: var(--blue); box-shadow: inset 0 1.5px 2px rgba(0, 0, 0, .35);
}
.sheet::after { top: 300px; }
.intro .sheet, .done .sheet { flex: 0 0 auto; }
.page { animation: rise .45s cubic-bezier(.2, .7, .2, 1); }
@keyframes rise { from { opacity: 0; transform: translateY(10px); } }

/* printed letterhead of each page */
.formhead { display: flex; justify-content: space-between; gap: 12px; padding-bottom: 10px; border-bottom: 3px double var(--ink); font: 500 10.5px/1.3 var(--mono); letter-spacing: .08em; text-transform: uppercase; }
.formhead span:last-child { color: var(--muted); text-align: right; }
.typed { font: 400 13px var(--type); letter-spacing: 0; text-transform: none; color: var(--blue); }
.doc-title { margin: 16px 0 0; font: 800 13px var(--font); letter-spacing: .14em; text-transform: uppercase; text-align: center; }
.part { display: flex; gap: 10px; align-items: baseline; margin-top: 18px; padding: 7px 10px; border: 1px solid var(--ink); background: #EDEFF4; font: 600 12.5px var(--font); letter-spacing: .06em; text-transform: uppercase; }
.part b { font-weight: 800; }
.pagefoot { display: flex; justify-content: space-between; margin-top: 26px; padding-top: 8px; border-top: 1px solid var(--rule); font: 500 9.5px var(--mono); letter-spacing: .06em; text-transform: uppercase; color: #9A9FB0; }
.sign { display: flex; flex-direction: column; align-items: flex-end; margin-top: 26px; }
.sig { min-width: 62%; min-height: 40px; padding: 0 6px; border-bottom: 1px solid var(--ink); font: 600 30px/40px 'Caveat', cursive; color: var(--blue); text-align: center; transform: rotate(-2deg); }
.sign-label { width: 62%; margin-top: 4px; font: 500 10px var(--mono); letter-spacing: .08em; text-transform: uppercase; color: var(--muted); text-align: center; }

.lede { margin: 18px 0 0; font-size: 17px; line-height: 1.45; color: var(--muted); }
.stats { display: grid; grid-template-columns: 1fr 1fr; margin-top: 18px; border: 1px solid var(--ink); }
.stat { padding: 12px 14px 14px; }
.stat + .stat { border-left: 1px solid var(--ink); }
.stat b { display: block; font-size: 34px; font-weight: 800; line-height: 1; letter-spacing: -.04em; color: var(--blue); }
.stat span { display: block; margin-top: 6px; font-size: 13.5px; line-height: 1.3; color: var(--muted); }

.q { margin: 26px 0 0; padding: 0; border: 0; min-width: 0; }
.ql { display: flex; gap: 8px; padding: 0; margin-bottom: 4px; font-weight: 700; font-size: 16px; line-height: 1.3; letter-spacing: -.01em; }
.num { flex: none; min-width: 20px; font: 500 13px/1.6 var(--mono); color: var(--blue); }
.opt { font-weight: 400; color: #8A90A2; }
.hint { display: block; margin: 0 0 6px 28px; font-size: 13.5px; color: var(--muted); }

/* answers are typed onto printed lines */
input[type=text], input[type=email], textarea {
  display: block; width: 100%; margin: 0; padding: 6px 2px 5px; border: 0; border-radius: 0; outline: none;
  background: transparent; color: var(--blue); font: 400 18px/30px var(--type);
}
input[type=text], input[type=email] { border-bottom: 1px solid var(--rule); transition: border-color .15s; }
input:focus { border-bottom-color: var(--ink); }
textarea {
  min-height: 121px; padding: 0 2px; resize: vertical;
  background-image: repeating-linear-gradient(transparent 0 29px, var(--rule) 29px 30px); background-attachment: local;
}
input::placeholder, textarea::placeholder { color: #A9AEBC; }
[aria-invalid=true] { border-bottom-color: var(--err) !important; }
textarea[aria-invalid=true] { background-image: repeating-linear-gradient(transparent 0 29px, var(--err) 29px 30px); }
.err { margin: 6px 0 0; color: var(--err); font-weight: 500; font-size: 14px; }
.err:empty { display: none; }

/* tick boxes, as on a printed form */
.chips { display: grid; gap: 2px; margin-top: 6px; }
.chips.inline { display: flex; flex-wrap: wrap; gap: 4px 22px; }
.choice { position: relative; display: flex; align-items: center; gap: 12px; padding: 8px 0; cursor: pointer; font-size: 16px; line-height: 1.3; }
.choice input { position: absolute; opacity: 0; width: 1px; height: 1px; }
.box { flex: none; position: relative; width: 20px; height: 20px; border: 1.5px solid var(--ink); background: var(--paper); }
.choice input[type=radio] + .box { border-radius: 50%; }
.box::after { /* a pen mark */
  content: ''; position: absolute; inset: -5px -6px -3px -2px; opacity: 0; transform: scale(.6) rotate(-8deg); transition: opacity .12s, transform .18s;
  background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 28 28'%3E%3Cpath d='M5 15c3 2 5 5 6 8 4-9 8-14 14-19' fill='none' stroke='%231B45E6' stroke-width='3.2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center / contain no-repeat;
}
.choice input:checked + .box::after { opacity: 1; transform: none; }
.choice input:focus-visible + .box { outline: 2px solid var(--blue); outline-offset: 3px; }

.nav { display: flex; gap: 10px; margin-top: 32px; }
.btn {
  flex: 1; display: flex; justify-content: space-between; align-items: center; padding: 18px 22px; border: 0; border-radius: 999px;
  background: var(--blue); color: #FFFFFF; font: 700 17px var(--font); cursor: pointer; transition: background .2s, transform .1s;
}
.btn:hover { background: var(--ink); }
.btn:active { transform: scale(.99); }
.btn:disabled { opacity: .6; cursor: progress; }
.back { width: 56px; flex: none; border: 1.5px solid var(--ink); border-radius: 999px; background: transparent; color: var(--ink); font: 500 18px var(--font); cursor: pointer; }
.btn:focus-visible, .back:focus-visible, .link:focus-visible, .logo:focus-visible { outline: 2px solid var(--blue); outline-offset: 3px; }
.link { background: none; border: 0; padding: 14px 0 0; color: var(--muted); font: 500 14px var(--font); text-decoration: underline; text-underline-offset: 3px; cursor: pointer; }
#form-err { margin-top: 12px; }
.note { margin: 24px 0 0; padding-top: 10px; border-top: 1px solid var(--rule); font-size: 12.5px; color: #8A90A2; }
.foot { display: block; margin-top: 24px; text-align: center; font: 500 11px var(--mono); color: #A3A8B8; text-decoration: none; }

/* sent: the sheet gets stamped */
.stamp {
  display: inline-block; margin-top: 26px; padding: 8px 16px; border: 3px solid var(--blue); border-radius: 6px; color: var(--blue);
  font: 800 26px/1 var(--font); letter-spacing: .12em; transform: rotate(-7deg); opacity: .9;
  animation: stamp .35s cubic-bezier(.3, 1.6, .5, 1) both .15s;
}
@keyframes stamp { from { opacity: 0; transform: rotate(-7deg) scale(1.8); } }

@media (min-width: 700px) {
  .hero { padding-bottom: 44px; }
  .sheet { padding: 28px 40px 32px 52px; }
  .sheet::before, .sheet::after { left: 18px; }
}
@media (prefers-reduced-motion: reduce) {
  .page, .stamp { animation: none; }
  * { transition: none !important; }
}