@font-face {
  font-family: "Bricolage Grotesque";
  src: url("/fonts/bricolage-grotesque-latin-800-normal.woff2") format("woff2");
  font-weight: 800; font-style: normal; font-display: swap;
}
@font-face {
  font-family: "Inter";
  src: url("/fonts/inter-latin-400-normal.woff2") format("woff2");
  font-weight: 400; font-style: normal; font-display: swap;
}
@font-face {
  font-family: "Inter";
  src: url("/fonts/inter-latin-500-normal.woff2") format("woff2");
  font-weight: 500; font-style: normal; font-display: swap;
}
@font-face {
  font-family: "Inter";
  src: url("/fonts/inter-latin-600-normal.woff2") format("woff2");
  font-weight: 600; font-style: normal; font-display: swap;
}

:root {
  --paper: #f5f4f0;
  --ink: #0b0b0b;
  --muted: #77756f;
  --error: #ff2e4d;

  /* 1 → 10 */
  --s1: #2b2bd9;
  --s2: #4a30e3;
  --s3: #7a38ec;
  --s4: #ae3fe0;
  --s5: #dc43bd;
  --s6: #ff4d8d;
  --s7: #ff6a55;
  --s8: #ff8a34;
  --s9: #ffac21;
  --s10: #ffc800;
  --spectrum: linear-gradient(90deg, var(--s1), var(--s3), var(--s5), var(--s6), var(--s8), var(--s10));

  --accent: var(--s10);
  --accent-on: var(--ink);
  --display: "Bricolage Grotesque", "Helvetica Neue", Arial, sans-serif;
  --sans: "Inter", ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif;
  --pad: clamp(16px, 3vw, 44px);
  --rule: 2px solid var(--ink);
  --ease: cubic-bezier(0.2, 0.8, 0.2, 1);
}

*, *::before, *::after { box-sizing: border-box; }

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

::selection { background: var(--ink); color: var(--paper); }
a { color: inherit; }

.sr-only {
  position: absolute; width: 1px; height: 1px; margin: -1px; padding: 0;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}

/* ---------- type ---------- */

.label {
  display: block;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  margin: 0 0 14px;
}
.label .aside { color: var(--muted); letter-spacing: 0.08em; }

.mega {
  font-family: var(--display);
  font-weight: 800;
  font-size: clamp(3.6rem, 20vw, 32rem);
  line-height: 0.9;
  letter-spacing: -0.055em;
  margin: 0 0 0 -0.04em;
}
h1.mega > span { display: block; white-space: nowrap; }
.hero .mega { font-size: clamp(2.5rem, 19.8vw, 30rem); }
html[lang="pt"] .hero .mega { font-size: clamp(2rem, 15.3vw, 23rem); }
.mega-sm { font-size: clamp(3rem, 10vw, 11rem); letter-spacing: -0.05em; }

.q { color: var(--s10); transition: color 0.25s var(--ease); }

/* ---------- bar ---------- */

.bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px var(--pad);
  border-bottom: var(--rule);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}
.logo, .bar-link { text-decoration: none; }
.bar-link {
  background: var(--ink);
  color: var(--paper);
  padding: 9px 14px;
  transition: background 0.2s;
}
.bar-link:hover { background: var(--accent); }

/* ---------- hero ---------- */

.hero { padding: clamp(20px, 4vh, 40px) var(--pad) 0; }
.hero-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  margin-bottom: clamp(20px, 5vh, 56px);
}
.kicker {
  font-size: clamp(0.95rem, 1.6vw, 1.25rem);
  font-weight: 500;
  margin: 0;
}

.lang { display: flex; font-size: 0.78rem; font-weight: 600; letter-spacing: 0.14em; }
.lang a {
  text-decoration: none;
  padding: 8px 12px;
  box-shadow: inset 0 0 0 2px var(--ink);
  transition: background 0.2s, color 0.2s;
}
.lang a + a { margin-left: -2px; }
.lang a[aria-current="true"] { background: var(--ink); color: var(--paper); }
.lang a:not([aria-current="true"]):hover { background: var(--accent); color: var(--accent-on); box-shadow: inset 0 0 0 2px var(--accent); }

.scale {
  list-style: none;
  padding: 0;
  margin: clamp(32px, 6vh, 64px) calc(-1 * var(--pad)) 0;
  display: grid;
  grid-template-columns: repeat(10, 1fr);
  border-top: var(--rule);
}
.scale li {
  font-family: var(--display);
  font-size: clamp(1.3rem, 5vw, 5rem);
  line-height: 1;
  padding: clamp(14px, 2.4vw, 32px) 0;
  text-align: center;
  border-left: var(--rule);
  cursor: pointer;
  user-select: none;
  -webkit-tap-highlight-color: transparent;
  animation: flash 1.4s var(--ease) backwards;
  animation-delay: calc(var(--n) * 90ms + 300ms);
  transition: background 0.15s, color 0.15s;
}
.scale li:first-child { border-left: 0; }
.scale li:hover { background: var(--c); color: var(--on, var(--paper)); }

@keyframes flash {
  0%, 100% { background: transparent; color: var(--ink); }
  25% { background: var(--c); color: var(--on, var(--paper)); }
}

.scale li:nth-child(1), .score-picker label:nth-child(1) { --c: var(--s1); --n: 1; }
.scale li:nth-child(2), .score-picker label:nth-child(2) { --c: var(--s2); --n: 2; }
.scale li:nth-child(3), .score-picker label:nth-child(3) { --c: var(--s3); --n: 3; }
.scale li:nth-child(4), .score-picker label:nth-child(4) { --c: var(--s4); --n: 4; }
.scale li:nth-child(5), .score-picker label:nth-child(5) { --c: var(--s5); --n: 5; }
.scale li:nth-child(6), .score-picker label:nth-child(6) { --c: var(--s6); --n: 6; }
.scale li:nth-child(7), .score-picker label:nth-child(7) { --c: var(--s7); --n: 7; }
.scale li:nth-child(8), .score-picker label:nth-child(8) { --c: var(--s8); --n: 8; }
.scale li:nth-child(9), .score-picker label:nth-child(9) { --c: var(--s9); --n: 9; --on: var(--ink); }
.scale li:nth-child(10), .score-picker label:nth-child(10) { --c: var(--s10); --n: 10; --on: var(--ink); }

/* ---------- metrics ---------- */

.metrics {
  display: grid;
  grid-template-columns: 1fr 1fr;
  border-top: var(--rule);
}
.metrics-label { grid-column: 1 / -1; margin: 0; padding: 14px var(--pad) 0; }
.metric {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: clamp(8px, 1.5vw, 16px) var(--pad) clamp(18px, 3vw, 36px);
}
.metric + .metric { border-left: var(--rule); }
.metric-value {
  font-family: var(--display);
  font-weight: 800;
  font-size: clamp(3.4rem, 13vw, 14rem);
  line-height: 0.9;
  letter-spacing: -0.05em;
}
.metric-value small { font-size: 0.3em; letter-spacing: -0.02em; color: var(--muted); margin-left: 0.1em; }
.metric-name { font-size: clamp(0.9rem, 1.4vw, 1.15rem); font-weight: 500; }
.metric-avg[data-score="1"] { color: var(--s1); }
.metric-avg[data-score="2"] { color: var(--s2); }
.metric-avg[data-score="3"] { color: var(--s3); }
.metric-avg[data-score="4"] { color: var(--s4); }
.metric-avg[data-score="5"] { color: var(--s5); }
.metric-avg[data-score="6"] { color: var(--s6); }
.metric-avg[data-score="7"] { color: var(--s7); }
.metric-avg[data-score="8"] { color: var(--s8); }
.metric-avg[data-score="9"] { color: var(--s9); }
.metric-avg[data-score="10"] { color: var(--s10); }

/* ---------- marquee ---------- */

.marquee {
  background: var(--ink);
  color: var(--paper);
  overflow: hidden;
  border-block: var(--rule);
  white-space: nowrap;
}
.marquee-track {
  display: inline-flex;
  animation: scroll 28s linear infinite;
}
.marquee span {
  font-family: var(--display);
  font-size: clamp(1.4rem, 3vw, 2.6rem);
  letter-spacing: -0.02em;
  line-height: 1;
  padding: 16px 0;
}
@keyframes scroll { to { transform: translateX(-50%); } }

/* ---------- why ---------- */

.why {
  background: var(--ink);
  color: var(--paper);
  padding: clamp(56px, 12vh, 140px) var(--pad);
}
.why .label { color: var(--muted); }
.why-text {
  font-family: var(--display);
  letter-spacing: -0.04em;
  font-size: clamp(1.6rem, 10.5vw, 14rem);
  line-height: 0.9;
  margin: 0;
}
.why-text > * { display: block; }
html[lang="pt"] .why-text { font-size: clamp(1.5rem, 8.6vw, 11.5rem); }
.why-text mark { background: none; color: var(--s10); }

/* ---------- enroll ---------- */

.enroll {
  padding: clamp(56px, 12vh, 140px) var(--pad);
  scroll-margin-top: 0;
}
.join-head { margin-bottom: clamp(20px, 3vh, 32px); }
.join-head[hidden] { display: none; }

input, textarea {
  width: 100%;
  font: inherit;
  font-size: clamp(1.1rem, 1.8vw, 1.4rem);
  color: inherit;
  background: transparent;
  border: 0;
  border-bottom: var(--rule);
  border-radius: 0;
  padding: 10px 0 12px;
  transition: border-color 0.2s;
}
textarea { resize: vertical; line-height: 1.4; }
input:focus, textarea:focus { outline: none; border-bottom-color: var(--accent); }
input::placeholder { color: rgba(11, 11, 11, 0.2); }[aria-invalid="true"] { border-bottom-color: var(--error) !important; }

.code-form { max-width: 900px; }
.code-row { display: flex; align-items: stretch; gap: 0; }
.code-input {
  font-family: var(--display);
  font-size: min(7rem, calc((100vw - 2 * var(--pad) - clamp(64px, 11vw, 132px)) / 6.6));
  letter-spacing: 0.04em;
  text-transform: uppercase;
  line-height: 1;
  padding: 6px 0 10px;
  min-width: 0;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  font-family: var(--display);
  font-size: clamp(1.4rem, 2.4vw, 2rem);
  letter-spacing: -0.02em;
  color: var(--paper);
  background: var(--ink);
  border: 0;
  border-radius: 0;
  padding: 0 28px;
  min-height: 60px;
  cursor: pointer;
  transition: background 0.2s var(--ease), color 0.2s;
}
.btn:hover { background: var(--accent); color: var(--accent-on); }
.btn:focus-visible { outline: 3px solid var(--accent); outline-offset: 3px; }
.btn[disabled] { opacity: 0.5; cursor: progress; }
.btn-square { aspect-ratio: 1; padding: 0; font-size: clamp(2rem, 5vw, 4rem); flex-shrink: 0; width: clamp(64px, 11vw, 132px); }
.btn-block { width: 100%; min-height: clamp(72px, 10vw, 120px); font-size: clamp(2rem, 5vw, 4.5rem); }
.btn span { transition: transform 0.25s var(--ease); }
.btn:hover span { transform: translateX(8px); }

.no-code { margin: 24px 0 0; font-size: 1.05rem; }
.no-code strong { font-weight: 600; box-shadow: inset 0 -0.45em 0 color-mix(in srgb, var(--s9) 70%, transparent); }

.field-error, .form-error { color: var(--error); font-size: 0.9rem; font-weight: 500; margin: 8px 0 0; }
.field-error:empty, .form-error:empty { display: none; }

/* step 2 */

.enroll-form, .thanks { max-width: 1100px; animation: in 0.5s var(--ease) both; }
.enroll-form[hidden], .thanks[hidden], .code-form[hidden] { display: none; }
@keyframes in { from { opacity: 0; transform: translateY(16px); } }

.code-badge {
  display: flex;
  gap: 16px;
  align-items: baseline;
  margin: 0 0 8px;
  font-weight: 600;
  letter-spacing: 0.14em;
}
.link-btn {
  font: inherit;
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--muted);
  background: none;
  border: 0;
  padding: 0;
  text-decoration: underline;
  text-underline-offset: 3px;
  cursor: pointer;
}
.link-btn:hover { color: var(--ink); }

.row { padding: 0; margin: clamp(32px, 4vw, 44px) 0 0; }
.row-2 { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(20px, 4vw, 56px); }
fieldset { border: 0; min-width: 0; }
legend { padding: 0; }

.score-picker {
  display: grid;
  grid-template-columns: repeat(10, 1fr);
  border: var(--rule);
}
.score-picker label { position: relative; cursor: pointer; border-left: var(--rule); }
.score-picker label:first-child { border-left: 0; }
.score-picker input { position: absolute; opacity: 0; width: 1px; height: 1px; }
.score-picker span {
  display: grid;
  place-items: center;
  font-family: var(--display);
  font-size: clamp(1.6rem, 4vw, 3.6rem);
  line-height: 1;
  padding: clamp(14px, 2vw, 26px) 0;
  transition: background 0.15s, color 0.15s;
}
.score-picker label:hover span { background: color-mix(in srgb, var(--c) 18%, transparent); }
.score-picker input:checked + span { background: var(--c); color: var(--on, var(--paper)); }
.score-picker input:focus-visible + span { outline: 3px solid var(--c); outline-offset: -6px; }

.fine { margin: 28px 0 16px; font-size: 0.9rem; color: var(--muted); }

/* step 3 */

.thanks { outline: none; }
.thanks-score {
  font-family: var(--display);
  font-size: clamp(8rem, 30vw, 30rem);
  line-height: 0.8;
  color: var(--accent);
  margin-bottom: 12px;
}
.thanks .fine { font-size: 1.05rem; color: var(--ink); }

/* ---------- footer ---------- */

.footer {
  background: var(--ink);
  color: var(--paper);
  padding: clamp(40px, 8vh, 80px) var(--pad) 24px;
}
.footer .label { color: var(--muted); margin-bottom: 20px; }
.social {
  --brand: var(--paper);
  display: flex;
  align-items: baseline;
  gap: 0 0.25em;
  font-family: var(--display);
  letter-spacing: -0.04em;
  font-size: clamp(3rem, 11vw, 12rem);
  line-height: 1;
  text-decoration: none;
  padding: 8px 0 6px;
  border-top: 2px solid var(--paper);
  transition: color 0.2s, padding 0.3s var(--ease);
}
.social:last-of-type { border-bottom: 2px solid var(--paper); }
.social-name { transition: color 0.2s; }
.social-note {
  font-family: var(--sans);
  font-size: clamp(0.75rem, 1.2vw, 1.1rem);
  font-weight: 500;
  letter-spacing: 0;
  color: var(--muted);
  transition: color 0.2s;
}
.social-arrow { margin-left: auto; font-size: 0.5em; transition: transform 0.3s var(--ease), color 0.2s; }
.social:hover { padding-left: 0.2em; }
.social:hover .social-arrow { transform: translate(0.1em, -0.1em); color: var(--brand); }
.social:hover .social-name { color: var(--brand); }
.social:hover .social-note { color: var(--paper); }
.social-yt { --brand: #ff0033; }
.social-ig { --brand: #e1306c; }
.social-ig:hover .social-name {
  background: linear-gradient(90deg, #feda75, #fa7e1e 25%, #d62976 55%, #962fbf 80%, #4f5bd5);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.social:focus-visible { outline: 3px solid var(--accent); outline-offset: 4px; }
.fineprint { margin: 20px 0 0; font-size: 0.75rem; color: var(--muted); }

/* ---------- responsive ---------- */

@media (max-width: 640px) {
  .row-2 { grid-template-columns: 1fr; }
  .score-picker { grid-template-columns: repeat(5, 1fr); }
  .score-picker label:nth-child(6) { border-left: 0; }
  .score-picker label:nth-child(n+6) { border-top: var(--rule); }
  .social { flex-wrap: wrap; }
  .social-note { order: 1; flex-basis: 100%; margin: 2px 0 6px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
  html { scroll-behavior: auto; }
}