:root {
  --night: #080b0d;
  --surface: #11171b;
  --ink: #f2f5f3;
  --muted: #98a2a0;
  --line: #293238;
  --mint: #65ddbd;
  --display: "Aptos Display", "Arial Narrow", "Helvetica Neue", sans-serif;
  --sans: Aptos, "Helvetica Neue", Arial, sans-serif;
}

* { box-sizing: border-box; }
.choice-auth-pending #choiceEyebrow,
.choice-auth-pending #choiceTitle,
.choice-auth-pending .choice-account-note,
.choice-auth-pending #choiceLogin { visibility: hidden; }
body { margin: 0; min-width: 320px; min-height: 100svh; background: var(--night); color: var(--ink); font-family: var(--sans); -webkit-font-smoothing: antialiased; }
button, a { font: inherit; }
a { color: inherit; }

.choice-page {
  background:
    radial-gradient(circle at 82% 18%, rgba(101, 221, 189, .1), transparent 31%),
    linear-gradient(rgba(255,255,255,.018) 1px, transparent 1px),
    var(--night);
  background-size: auto, 100% 44px, auto;
}

.choice-nav {
  width: min(1380px, calc(100% - 48px));
  min-height: 76px;
  margin: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  border-bottom: 1px solid rgba(41, 50, 56, .7);
}

.choice-brand { display: inline-flex; align-items: center; gap: 9px; color: var(--mint); text-decoration: none; font-size: 20px; letter-spacing: -.04em; }
.choice-brand > span { width: 28px; height: 28px; display: grid; place-items: center; border-radius: 50%; background: var(--mint); color: var(--night); font-weight: 900; }
.choice-nav-actions { display: flex; align-items: center; gap: 20px; }
.choice-nav-actions a, .guide-link { border: 0; background: transparent; color: var(--muted); cursor: pointer; font-size: 12px; font-weight: 850; text-decoration: none; }
.choice-nav-actions a:hover, .guide-link:hover { color: var(--ink); }
.choice-nav-actions .choice-pro-link { min-height: 34px; display: inline-flex; align-items: center; padding: 0 11px; border: 1px solid rgba(101,221,189,.46); border-radius: 9px; background: rgba(101,221,189,.09); color: var(--mint); transition: transform .18s ease, background .18s ease, color .18s ease; }
.choice-nav-actions .choice-pro-link:hover { transform: translateY(-1px); background: var(--mint); color: #07100d; }
.choice-guide-wrap { position: relative; }
.choice-guide-panel { position: absolute; z-index: 8; top: calc(100% + 14px); right: 0; width: min(310px, calc(100vw - 36px)); padding: 18px; border: 1px solid var(--line); border-radius: 14px; background: #151c20; box-shadow: 0 18px 54px rgba(0,0,0,.38); }
.choice-guide-panel[hidden] { display: none; }
.choice-guide-panel strong, .choice-guide-panel span { display: block; }
.choice-guide-panel strong { margin-bottom: 7px; color: var(--ink); font-size: 13px; }
.choice-guide-panel span { color: var(--muted); font-size: 12px; line-height: 1.55; }

.choice-main {
  width: min(1380px, calc(100% - 48px));
  min-height: calc(100svh - 150px);
  margin: auto;
  display: grid;
  grid-template-columns: minmax(310px, .78fr) minmax(570px, 1.22fr);
  gap: clamp(56px, 8vw, 130px);
  align-items: center;
  padding: 78px 0 90px;
}

.choice-intro { animation: choiceIn 620ms cubic-bezier(.2,.8,.2,1) both; }
.choice-intro > p { margin: 0 0 22px; color: var(--mint); font-size: 11px; font-weight: 900; letter-spacing: .14em; text-transform: uppercase; }
.choice-intro h1 { max-width: 660px; margin: 0; font-family: var(--display); font-size: clamp(54px, 6.4vw, 100px); font-weight: 560; letter-spacing: -.06em; line-height: .9; }
.choice-account-note { max-width: 470px; display: grid; grid-template-columns: 105px 1fr; gap: 24px; margin-top: 48px; padding-top: 22px; border-top: 1px solid var(--line); }
.choice-account-note span { color: var(--mint); font-size: 10px; font-weight: 900; letter-spacing: .09em; text-transform: uppercase; }
.choice-account-note p { margin: 0; color: var(--muted); font-size: 14px; line-height: 1.55; }

.choice-deck { display: grid; gap: 20px; perspective: 1500px; animation: deckIn 760ms 90ms cubic-bezier(.2,.8,.2,1) both; }
.exam-card { min-height: 250px; color: inherit; outline: 0; perspective: 1500px; text-decoration: none; }
.exam-card.unavailable { cursor: default; opacity: .58; perspective: none; }
.exam-card.unavailable .exam-card-inner { transform: none !important; transition: none; }
.exam-card.unavailable .exam-front { border-color: rgba(152,162,160,.22); background: rgba(17,23,27,.64); }
.exam-card.unavailable .exam-name, .exam-card.unavailable .exam-description { color: #7d8786; }
.exam-card.unavailable .exam-meta { color: #a2aaa8; }
.exam-card.unavailable .exam-arrow { color: #56605f; }
.exam-card-inner { position: relative; display: block; width: 100%; height: 100%; min-height: inherit; transform-style: preserve-3d; transition: transform 680ms cubic-bezier(.2,.72,.18,1); }
.exam-card.flip-horizontal:hover .exam-card-inner, .exam-card.flip-horizontal:focus-visible .exam-card-inner, .exam-card.flip-horizontal.touch-flipped .exam-card-inner { transform: rotateY(180deg); }
.exam-card.flip-vertical:hover .exam-card-inner, .exam-card.flip-vertical:focus-visible .exam-card-inner, .exam-card.flip-vertical.touch-flipped .exam-card-inner { transform: rotateX(180deg); }
.exam-face { position: absolute; inset: 0; min-height: 250px; display: grid; grid-template-columns: 52px minmax(0, 1fr) auto; grid-template-rows: 1fr auto; gap: 18px 26px; align-items: start; padding: 31px; border: 1px solid var(--line); border-radius: 19px; overflow: hidden; backface-visibility: hidden; -webkit-backface-visibility: hidden; }
.exam-front { background: rgba(17, 23, 27, .95); }
.exam-back { background: #d9f4ed; color: #071411; box-shadow: 0 28px 80px rgba(0,0,0,.3); }
.flip-horizontal .exam-back { transform: rotateY(180deg); }
.flip-vertical .exam-back { transform: rotateX(180deg); }
.exam-index { color: var(--mint); font-size: 11px; font-weight: 900; }
.exam-back .exam-index { color: #176b58; }
.exam-name { align-self: center; font-family: var(--display); font-size: clamp(42px, 5vw, 71px); font-weight: 570; letter-spacing: -.055em; line-height: .9; }
.exam-name small { font-size: .34em; letter-spacing: .02em; }
.exam-description { grid-column: 2; max-width: 470px; color: var(--muted); font-size: 14px; line-height: 1.5; }
.exam-back .exam-description { color: #426058; }
.exam-meta, .click-go { grid-column: 3; grid-row: 2; justify-self: end; align-self: end; color: var(--mint); font-size: 10px; font-weight: 900; letter-spacing: .08em; text-transform: uppercase; }
.click-go { color: #145d4c; font-size: 13px; letter-spacing: 0; text-transform: none; }
.exam-arrow { grid-column: 3; grid-row: 1; justify-self: end; font-size: 28px; }

.choice-footer { width: min(1380px, calc(100% - 48px)); min-height: 74px; margin: auto; display: flex; justify-content: space-between; align-items: center; gap: 20px; border-top: 1px solid rgba(41, 50, 56, .7); color: #737d7c; font-size: 11px; }
.choice-footer a { color: var(--muted); text-underline-offset: 4px; }

@keyframes choiceIn { from { opacity: 0; transform: translateY(24px); } to { opacity: 1; transform: translateY(0); } }
@keyframes deckIn { from { opacity: 0; transform: translateX(22px); } to { opacity: 1; transform: translateX(0); } }

@media (max-width: 940px) {
  .choice-main { grid-template-columns: 1fr; gap: 58px; padding-top: 60px; }
  .choice-intro h1 { max-width: 760px; }
  .choice-deck { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .exam-face { grid-template-columns: 34px 1fr 28px; padding: 25px; }
  .exam-description { grid-column: 1 / -1; }
}

@media (max-width: 680px) {
  .choice-nav, .choice-main, .choice-footer { width: calc(100% - 36px); }
  .choice-main { padding: 48px 0 68px; }
  .choice-intro h1 { font-size: clamp(48px, 14.5vw, 76px); }
  .choice-account-note { grid-template-columns: 1fr; gap: 8px; margin-top: 35px; }
  .choice-deck { grid-template-columns: 1fr; }
  .exam-card, .exam-card-inner, .exam-face { min-height: 225px; }
  .exam-name { font-size: 47px; }
  .choice-footer > span { display: none; }
  .choice-footer { justify-content: flex-end; }
  .choice-guide-panel { right: -62px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .01ms !important; transition-duration: .01ms !important; }
  .exam-card:hover .exam-card-inner, .exam-card:focus-visible .exam-card-inner, .exam-card.touch-flipped .exam-card-inner { transform: none !important; }
  .exam-back { transform: none !important; opacity: 0; }
  .exam-card:hover .exam-front, .exam-card:focus-visible .exam-front, .exam-card.touch-flipped .exam-front { opacity: 0; }
  .exam-card:hover .exam-back, .exam-card:focus-visible .exam-back, .exam-card.touch-flipped .exam-back { opacity: 1; }
}