:root {
  --challenge-navy: #071b3c;
  --challenge-navy-soft: #0e2c5d;
  --challenge-blue: #12356f;
  --challenge-orange: #ff6300;
  --challenge-orange-light: #ff8a33;
  --challenge-cream: #f7f3ec;
  --challenge-white: #ffffff;
  --challenge-muted: #aebbd0;
  --challenge-line: rgba(255, 255, 255, 0.16);
  --challenge-shadow: 0 32px 80px rgba(0, 8, 28, 0.38);
  font-family: "Barlow", sans-serif;
}

* { box-sizing: border-box; }

[hidden] { display: none !important; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  color: var(--challenge-white);
  background: var(--challenge-navy);
  min-width: 320px;
}

body::selection { background: var(--challenge-orange); color: var(--challenge-white); }

a { color: inherit; }

.skip-link {
  position: fixed;
  z-index: 100;
  top: 12px;
  left: 12px;
  padding: 10px 14px;
  border-radius: 8px;
  background: var(--challenge-white);
  color: var(--challenge-navy);
  transform: translateY(-160%);
  transition: transform 160ms ease;
}

.skip-link:focus { transform: translateY(0); }

/* Aviso de mudança de data (08/11 → 29/11). O cabeçalho é absoluto,
   então o wrapper .challenge-pagina o posiciona abaixo da faixa. */
.challenge-aviso-data {
  position: relative;
  z-index: 30;
  padding: 10px 20px;
  background: var(--challenge-orange);
  color: var(--challenge-white);
  text-align: center;
  font-family: "Barlow", sans-serif;
  font-size: .82rem;
  font-weight: 600;
  line-height: 1.4;
  text-transform: uppercase;
  letter-spacing: .03em;
}
.challenge-aviso-data strong { font-weight: 800; }
.challenge-pagina { position: relative; }

.challenge-header {
  position: absolute;
  z-index: 20;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: min(1440px, 100%);
  min-height: 92px;
  padding: 22px clamp(22px, 5vw, 76px);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
}

.challenge-brand {
  display: inline-flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 2px;
  text-decoration: none;
}

.challenge-brand-marks {
  display: flex;
  align-items: center;
  gap: 10px;
}

.challenge-brand-symbol,
.challenge-brand-wordmark {
  display: block;
  width: auto;
  height: 26px;
  object-fit: contain;
}

.challenge-brand-slogan {
  align-self: center;
  margin-top: 3px;
  color: #fff;
  font-size: 0.68rem;
  font-style: italic;
  font-weight: 700;
  line-height: 1;
  white-space: nowrap;
}

.challenge-nav {
  display: flex;
  align-items: center;
  gap: clamp(18px, 2.4vw, 38px);
}

.challenge-nav a,
.challenge-nav button {
  position: relative;
  text-decoration: none;
  color: #dce5f3;
  font-size: 0.86rem;
  font-weight: 700;
  letter-spacing: 0.04em;
}

.challenge-nav button {
  padding: 0;
  border: 0;
  background: transparent;
  font-family: inherit;
  cursor: pointer;
}

.challenge-nav a:not(.challenge-nav-login)::after {
  content: "";
  position: absolute;
  left: 0;
  right: 100%;
  bottom: -8px;
  height: 2px;
  background: var(--challenge-orange);
  transition: right 180ms ease;
}

.challenge-nav a:hover::after,
.challenge-nav a:focus-visible::after { right: 0; }

.challenge-nav-login {
  padding: 10px 18px;
  border: 1px solid rgba(255, 255, 255, 0.32);
  border-radius: 999px;
}

.challenge-nav-logout {
  padding: 10px 4px !important;
  color: #aebbd0 !important;
}

.challenge-nav-logout:hover,
.challenge-nav-logout:focus-visible { color: var(--challenge-white) !important; }

.challenge-nav-logout:disabled { opacity: 0.58; cursor: wait; }

.challenge-hero {
  position: relative;
  isolation: isolate;
  min-height: min(900px, 100svh);
  padding: 128px clamp(22px, 5vw, 76px) 92px;
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(360px, 0.95fr);
  align-items: center;
  gap: clamp(42px, 7vw, 118px);
  overflow: hidden;
  background:
    linear-gradient(100deg, rgba(7, 27, 60, 0.98) 0%, rgba(7, 27, 60, 0.92) 48%, rgba(8, 30, 66, 0.82) 100%),
    repeating-linear-gradient(115deg, transparent 0 62px, rgba(255, 255, 255, 0.026) 62px 63px);
}

.challenge-hero::before {
  content: "4K";
  position: absolute;
  z-index: -2;
  right: -0.03em;
  bottom: -0.22em;
  color: rgba(255, 255, 255, 0.025);
  font: 900 clamp(16rem, 33vw, 39rem)/0.8 "Barlow Condensed", sans-serif;
  letter-spacing: -0.09em;
  pointer-events: none;
}

.challenge-hero::after {
  content: "";
  position: absolute;
  z-index: -1;
  width: 60vw;
  height: 6px;
  right: -16vw;
  top: 25%;
  background: var(--challenge-orange);
  transform: rotate(-8deg);
  box-shadow: 0 17px 0 rgba(255, 99, 0, 0.5);
}

.challenge-hero-glow {
  position: absolute;
  z-index: -3;
  border-radius: 50%;
  filter: blur(4px);
  pointer-events: none;
}

.challenge-hero-glow-one {
  width: 480px;
  height: 480px;
  right: 12%;
  top: 15%;
  background: radial-gradient(circle, rgba(26, 75, 146, 0.62), transparent 68%);
}

.challenge-hero-glow-two {
  width: 360px;
  height: 360px;
  left: -150px;
  bottom: -120px;
  background: radial-gradient(circle, rgba(255, 99, 0, 0.12), transparent 70%);
}

.challenge-hero-copy { max-width: 760px; }

.challenge-kicker,
.challenge-section-kicker {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 0 0 24px;
  color: #d7e1ef;
  font-size: 0.76rem;
  font-weight: 800;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.challenge-kicker span {
  width: 38px;
  height: 3px;
  background: var(--challenge-orange);
}

.challenge-hero h1 {
  margin: 0;
  font: 900 clamp(4.15rem, 7.6vw, 8.6rem)/0.79 "Barlow Condensed", sans-serif;
  letter-spacing: -0.052em;
  text-transform: uppercase;
}

.challenge-hero h1 span,
.challenge-hero h1 strong { display: block; }
.challenge-hero h1 strong { color: var(--challenge-orange); font-style: italic; }

.challenge-lead {
  max-width: 670px;
  margin: 34px 0 0;
  color: #c4d0e1;
  font-size: clamp(1.02rem, 1.5vw, 1.28rem);
  line-height: 1.62;
}

.challenge-lead strong { color: var(--challenge-white); }

.challenge-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 36px;
}

.challenge-button {
  min-height: 54px;
  padding: 0 24px;
  border: 1px solid transparent;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 18px;
  text-decoration: none;
  font-weight: 800;
  letter-spacing: 0.025em;
  transition: transform 180ms ease, box-shadow 180ms ease, border-color 180ms ease;
}

.challenge-button:hover,
.challenge-button:focus-visible { transform: translateY(-3px); }

.challenge-button-primary {
  background: var(--challenge-orange);
  color: var(--challenge-white);
  box-shadow: 0 18px 38px rgba(255, 99, 0, 0.26);
}

.challenge-button-primary:hover { box-shadow: 0 23px 48px rgba(255, 99, 0, 0.36); }

.challenge-button-secondary {
  border-color: rgba(255, 255, 255, 0.28);
  color: var(--challenge-white);
}

.challenge-button-secondary:hover { border-color: var(--challenge-orange); }

.challenge-hero-notes {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 26px;
  margin-top: 36px;
  color: #91a5c0;
  font: 700 0.73rem/1 "Barlow", sans-serif;
  letter-spacing: 0.14em;
}

.challenge-hero-notes span:not(:last-child)::after {
  content: "·";
  margin-left: 26px;
  color: var(--challenge-orange);
}

.challenge-hero-visual {
  position: relative;
  width: min(100%, 580px);
  justify-self: end;
  padding: 26px 0 68px 34px;
}

.challenge-logo-card {
  position: relative;
  min-height: 520px;
  padding: clamp(30px, 4vw, 58px);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  background: #fff;
  box-shadow: var(--challenge-shadow);
  transform: rotate(1.25deg);
}

.challenge-logo-card::before {
  content: "";
  position: absolute;
  inset: 16px;
  border: 1px solid rgba(7, 27, 60, 0.1);
}

.challenge-logo-card img {
  position: relative;
  z-index: 1;
  width: 100%;
  height: auto;
  display: block;
}

.challenge-logo-tag {
  position: absolute;
  z-index: 2;
  top: 26px;
  left: 28px;
  padding: 7px 10px;
  color: var(--challenge-navy);
  border: 1px solid rgba(7, 27, 60, 0.22);
  font-size: 0.64rem;
  font-weight: 800;
  letter-spacing: 0.16em;
}

.challenge-logo-stripe {
  position: absolute;
  right: -35px;
  bottom: 28px;
  width: 185px;
  height: 14px;
  background: var(--challenge-orange);
  transform: skewX(-28deg);
}

.challenge-live-card {
  position: absolute;
  z-index: 3;
  left: 0;
  right: 54px;
  bottom: 0;
  padding: 22px 24px;
  background: rgba(6, 23, 51, 0.96);
  border: 1px solid rgba(255, 255, 255, 0.16);
  box-shadow: 0 22px 52px rgba(0, 8, 28, 0.36);
  backdrop-filter: blur(14px);
}

.challenge-live-card > div:first-child { display: flex; align-items: center; gap: 8px; }
.challenge-live-card small { color: #aab9cd; font-size: 0.72rem; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; }
.challenge-live-dot { width: 8px; height: 8px; border-radius: 50%; background: #35d48a; box-shadow: 0 0 0 6px rgba(53, 212, 138, 0.12); }
.challenge-live-card strong { display: block; margin: 9px 0 12px; font: 900 3.4rem/1 "Barlow Condensed", sans-serif; }
.challenge-live-card strong em { color: var(--challenge-orange); font-size: 1.2rem; font-style: normal; letter-spacing: 0.05em; }
.challenge-live-card p { margin: 10px 0 0; color: #8fa4bf; font-size: 0.8rem; }
.challenge-progress { height: 5px; overflow: hidden; background: rgba(255, 255, 255, 0.1); }
.challenge-progress span { display: block; width: 62%; height: 100%; background: linear-gradient(90deg, var(--challenge-orange), var(--challenge-orange-light)); }

.challenge-scroll-cue {
  position: absolute;
  left: clamp(22px, 5vw, 76px);
  bottom: 28px;
  display: flex;
  align-items: center;
  gap: 12px;
  color: #748aa8;
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.16em;
}

.challenge-scroll-cue span { width: 28px; height: 1px; background: var(--challenge-orange); }

.challenge-facts {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  background: var(--challenge-cream);
  color: var(--challenge-navy);
}

.challenge-facts article {
  min-height: 176px;
  padding: 36px clamp(24px, 4vw, 62px);
  display: flex;
  align-items: flex-start;
  gap: 22px;
  border-right: 1px solid rgba(7, 27, 60, 0.12);
}

.challenge-facts article > span { color: var(--challenge-orange); font: 800 0.72rem/1 "Barlow", sans-serif; letter-spacing: 0.12em; }
.challenge-facts small { display: block; margin-bottom: 8px; color: #69758a; font-weight: 700; text-transform: uppercase; letter-spacing: 0.12em; }
.challenge-facts strong { display: block; font: 800 clamp(1.45rem, 2vw, 2rem)/1.05 "Barlow Condensed", sans-serif; text-transform: uppercase; }
.challenge-facts p { margin: 8px 0 0; color: #667186; font-size: 0.9rem; }

.challenge-section {
  padding: clamp(76px, 10vw, 150px) clamp(22px, 8vw, 120px);
}

.challenge-intro-section {
  background: var(--challenge-white);
  color: var(--challenge-navy);
}

.challenge-section-kicker { color: var(--challenge-orange); }
.challenge-intro-section h2 { margin: 0; max-width: 1040px; font: 900 clamp(3.4rem, 7vw, 7.8rem)/0.88 "Barlow Condensed", sans-serif; letter-spacing: -0.05em; text-transform: uppercase; }

.challenge-manifesto-grid {
  margin-top: clamp(42px, 7vw, 92px);
  display: grid;
  grid-template-columns: minmax(250px, 0.72fr) minmax(0, 1.28fr);
  gap: clamp(38px, 7vw, 110px);
  align-items: end;
}

.challenge-manifesto-grid > p {
  margin: 0;
  color: #536277;
  font-size: clamp(1.02rem, 1.6vw, 1.3rem);
  line-height: 1.65;
}

.challenge-stat-line { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: rgba(7, 27, 60, 0.12); }
.challenge-stat-line article { min-height: 150px; padding: 24px 20px; background: var(--challenge-cream); }
.challenge-stat-line strong { display: block; color: var(--challenge-orange); font: 900 clamp(2.8rem, 5vw, 5.3rem)/0.9 "Barlow Condensed", sans-serif; }
.challenge-stat-line span { display: block; margin-top: 12px; color: #4d5d73; font-size: 0.78rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.08em; }

.challenge-section-heading {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(260px, 0.6fr);
  gap: clamp(36px, 8vw, 130px);
  align-items: end;
}

.challenge-section-heading h2,
.challenge-kit-copy h2,
.challenge-signup-copy h2 {
  margin: 0;
  font: 900 clamp(3.2rem, 6.2vw, 7rem)/0.88 "Barlow Condensed", sans-serif;
  letter-spacing: -0.05em;
  text-transform: uppercase;
}

.challenge-section-heading > p { margin: 0; color: #8091aa; font-size: 1.05rem; line-height: 1.65; }

.challenge-rules-section { background: #091e43; }

.challenge-steps {
  margin-top: clamp(54px, 7vw, 90px);
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid var(--challenge-line);
  border-bottom: 1px solid var(--challenge-line);
}

.challenge-steps article { min-height: 280px; padding: 32px 26px; border-right: 1px solid var(--challenge-line); }
.challenge-steps article:last-child { border-right: 0; }
.challenge-steps article > span { color: var(--challenge-orange); font-size: 0.72rem; font-weight: 800; letter-spacing: 0.12em; }
.challenge-steps h3 { margin: 78px 0 12px; font: 800 1.65rem/1 "Barlow Condensed", sans-serif; text-transform: uppercase; }
.challenge-steps p { margin: 0; color: #9cacbf; line-height: 1.55; }

.challenge-rule-board {
  margin-top: 42px;
  display: grid;
  grid-template-columns: minmax(280px, 0.72fr) minmax(0, 1.28fr);
  background: var(--challenge-orange);
  color: var(--challenge-white);
}

.challenge-rule-board-title { padding: 34px; border-right: 1px solid rgba(255, 255, 255, 0.28); }
.challenge-rule-board-title small { display: block; margin-bottom: 18px; font-size: 0.7rem; font-weight: 800; letter-spacing: 0.16em; text-transform: uppercase; }
.challenge-rule-board-title strong { font: 800 clamp(2rem, 3vw, 3.2rem)/0.96 "Barlow Condensed", sans-serif; text-transform: uppercase; }
.challenge-rule-board ul { margin: 0; padding: 28px 34px 28px 52px; display: grid; grid-template-columns: 1fr 1fr; gap: 14px 28px; align-content: center; }
.challenge-rule-board li { font-weight: 700; }

.challenge-kit-section {
  position: relative;
  min-height: 760px;
  padding: clamp(80px, 10vw, 150px) clamp(22px, 8vw, 120px);
  display: grid;
  grid-template-columns: minmax(320px, 0.82fr) minmax(0, 1fr);
  align-items: center;
  gap: clamp(46px, 7vw, 112px);
  overflow: hidden;
  background:
    radial-gradient(circle at 14% 16%, rgba(255, 255, 255, 0.18), transparent 28%),
    linear-gradient(135deg, #ff7118 0%, var(--challenge-orange) 52%, #dc4900 100%);
}

.challenge-kit-number { position: absolute; left: -0.08em; bottom: -0.08em; color: rgba(255, 255, 255, 0.08); font: italic 900 clamp(15rem, 28vw, 31rem)/0.7 "Barlow Condensed", sans-serif; letter-spacing: -0.1em; pointer-events: none; }
.challenge-kit-art { position: relative; z-index: 2; width: min(100%, 590px); margin: 0; justify-self: end; }
.challenge-kit-art-link { display: block; padding: 10px; background: var(--challenge-white); box-shadow: 0 34px 80px rgba(88, 21, 0, 0.32); transform: rotate(-0.7deg); transition: transform 180ms ease, box-shadow 180ms ease; }
.challenge-kit-art-link:hover,
.challenge-kit-art-link:focus-visible { transform: rotate(0) translateY(-5px); box-shadow: 0 42px 92px rgba(88, 21, 0, 0.4); }
.challenge-kit-art img { display: block; width: 100%; height: auto; aspect-ratio: 3 / 4; object-fit: cover; }
.challenge-kit-art figcaption { margin-top: 18px; display: flex; align-items: center; justify-content: space-between; gap: 18px; color: rgba(255, 255, 255, 0.88); font-size: 0.78rem; font-weight: 800; letter-spacing: 0.08em; text-transform: uppercase; }
.challenge-kit-art figcaption a { text-decoration: none; border-bottom: 1px solid rgba(255, 255, 255, 0.55); }
.challenge-kit-copy { position: relative; z-index: 1; }
.challenge-kit-copy .challenge-section-kicker { color: var(--challenge-white); }
.challenge-kit-copy h2 { max-width: 760px; }
.challenge-kit-list { margin-top: 40px; display: grid; grid-template-columns: 1fr 1fr; gap: 0; border-top: 1px solid rgba(255, 255, 255, 0.35); }
.challenge-kit-list span { padding: 16px 8px 16px 0; border-bottom: 1px solid rgba(255, 255, 255, 0.35); font-weight: 700; }
.challenge-kit-prize { margin: 28px 0 0; max-width: 620px; font-size: 1.08rem; font-weight: 700; }
.challenge-team-prize { margin-top: 28px; max-width: 620px; display: grid; grid-template-columns: 150px minmax(0, 1fr); gap: 22px; align-items: center; padding: 16px; background: rgba(255, 255, 255, 0.12); border: 1px solid rgba(255, 255, 255, 0.35); }
.challenge-team-prize img { width: 100%; height: auto; aspect-ratio: 3 / 4; object-fit: cover; display: block; }
.challenge-team-prize strong { display: block; margin-bottom: 8px; font-size: 1.15rem; letter-spacing: 0.04em; text-transform: uppercase; }
.challenge-team-prize p { margin: 0; line-height: 1.5; }
@media (max-width: 520px) { .challenge-team-prize { grid-template-columns: 110px minmax(0, 1fr); gap: 14px; } }
.challenge-signup-prize { margin-top: 14px; padding: 12px 14px; border-left: 4px solid var(--challenge-orange); background: rgba(255, 99, 0, 0.08); }
.challenge-kit-button { width: fit-content; margin-top: 34px; background: var(--challenge-navy); color: var(--challenge-white); box-shadow: 0 18px 38px rgba(65, 16, 0, 0.22); }
.challenge-kit-button:hover { box-shadow: 0 24px 48px rgba(65, 16, 0, 0.3); }

.challenge-dashboard-section { background: #06152f; }
.challenge-section-heading-light > p { color: #9bacbf; }

.challenge-member-gate {
  margin-top: 54px;
  padding: 24px 26px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
  border: 1px solid var(--challenge-line);
  background: rgba(255, 255, 255, 0.035);
}

.challenge-member-gate > div { display: flex; align-items: center; gap: 14px; }
.challenge-member-gate p { margin: 0; color: #b9c6d8; }
.challenge-status-dot { width: 10px; height: 10px; flex: 0 0 auto; border-radius: 50%; background: var(--challenge-orange); box-shadow: 0 0 0 7px rgba(255, 99, 0, 0.12); }

.challenge-dashboard { margin-top: 34px; }
.challenge-dashboard-topline { padding: 24px 28px; display: flex; align-items: center; justify-content: space-between; gap: 20px; background: var(--challenge-orange); }
.challenge-dashboard-topline small { font-weight: 700; }
.challenge-dashboard-topline h3 { margin: 4px 0 0; font: 800 2.1rem/1 "Barlow Condensed", sans-serif; text-transform: uppercase; }
.challenge-state-badge { padding: 8px 12px; border: 1px solid rgba(255, 255, 255, 0.36); font-size: 0.74rem; font-weight: 800; text-transform: uppercase; letter-spacing: 0.08em; }
.challenge-dashboard-grid { display: grid; grid-template-columns: repeat(3, 1fr); background: rgba(255, 255, 255, 0.12); gap: 1px; }
.challenge-dashboard-grid article { min-height: 178px; padding: 26px 24px; background: #0b234b; }
.challenge-dashboard-grid small { color: #92a5bf; font-size: 0.72rem; font-weight: 800; letter-spacing: 0.1em; text-transform: uppercase; }
.challenge-dashboard-grid strong { display: block; margin: 22px 0 10px; font: 800 2.25rem/1 "Barlow Condensed", sans-serif; text-transform: uppercase; }
.challenge-dashboard-grid p { margin: 0; color: #879ab5; font-size: 0.8rem; }
.challenge-dashboard-position { background: var(--challenge-orange) !important; }
.challenge-dashboard-position small,
.challenge-dashboard-position p { color: rgba(255, 255, 255, 0.78); }
.challenge-text-button { padding: 0; border: 0; background: transparent; color: var(--challenge-orange); font: inherit; font-size: 0.82rem; font-weight: 800; cursor: pointer; }
.challenge-text-button:disabled { color: #76879d; cursor: default; }
.challenge-dashboard-grid .challenge-strava-message { min-height: 18px; margin-top: 10px; color: #f7b080; line-height: 1.35; }
.challenge-dashboard-grid .challenge-strava-message[data-state="success"] { color: #8ee2bb; }
.challenge-ranking-wrap { padding: 30px 28px; background: #f7f3ec; color: var(--challenge-navy); }
.challenge-ranking-heading { display: flex; align-items: end; justify-content: space-between; gap: 20px; }
.challenge-ranking-heading small { color: #758096; font-weight: 800; text-transform: uppercase; letter-spacing: 0.1em; }
.challenge-ranking-heading h3 { margin: 5px 0 0; font: 800 2rem/1 "Barlow Condensed", sans-serif; text-transform: uppercase; }
.challenge-ranking-heading > span { color: #768196; font-size: 0.76rem; }
.challenge-ranking { margin: 24px 0 0; padding: 0; list-style: none; display: grid; gap: 8px; }
.challenge-ranking li { padding: 14px 16px; display: grid; grid-template-columns: 42px minmax(160px, 1fr) minmax(120px, 2fr) 110px; align-items: center; gap: 14px; background: #fff; }
.challenge-ranking-position { color: var(--challenge-orange); font-weight: 900; }
.challenge-ranking-team { font-weight: 800; text-transform: uppercase; }
.challenge-ranking-track { height: 7px; overflow: hidden; background: #e8e4df; }
.challenge-ranking-track span { display: block; height: 100%; background: var(--challenge-orange); }
.challenge-ranking-score { text-align: right; font-weight: 800; }
.challenge-ranking-empty { display: block !important; color: #7b8596; text-align: center; }

.challenge-signup-section {
  display: grid;
  grid-template-columns: minmax(280px, 0.72fr) minmax(0, 1.28fr);
  gap: clamp(44px, 8vw, 130px);
  background: var(--challenge-cream);
  color: var(--challenge-navy);
}

.challenge-signup-copy > p:not(.challenge-section-kicker) { color: #5f6c80; font-size: 1.06rem; line-height: 1.65; }
.challenge-price-card { margin-top: 38px; padding: 28px; color: var(--challenge-white); background: var(--challenge-navy); }
.challenge-price-card small { color: #9fb0c6; font-weight: 700; text-transform: uppercase; letter-spacing: 0.1em; }
.challenge-price-card strong { display: block; margin: 12px 0; color: var(--challenge-orange); font: 900 4.2rem/0.95 "Barlow Condensed", sans-serif; }
.challenge-price-card strong span { font-size: 1.2rem; }
.challenge-price-card p { margin: 0 0 12px; color: #b6c3d5; }
.challenge-text-button-light { color: var(--challenge-orange); }

.challenge-signup-panel { background: var(--challenge-white); box-shadow: 0 28px 70px rgba(7, 27, 60, 0.1); }
.challenge-signup-login-gate { min-height: 540px; padding: clamp(32px, 5vw, 70px); display: flex; flex-direction: column; align-items: flex-start; justify-content: center; }
.challenge-signup-login-gate > span,
.challenge-form-heading > span { color: var(--challenge-orange); font-size: 0.7rem; font-weight: 900; letter-spacing: 0.15em; }
.challenge-signup-login-gate h3,
.challenge-form-heading h3 { margin: 14px 0 12px; font: 900 clamp(2.2rem, 4vw, 4.2rem)/0.95 "Barlow Condensed", sans-serif; text-transform: uppercase; }
.challenge-signup-login-gate p { max-width: 560px; margin: 0 0 28px; color: #657286; line-height: 1.6; }
.challenge-signup-form { padding: clamp(28px, 4vw, 54px); }
.challenge-form-heading { margin-bottom: 34px; }
.challenge-form-heading p { margin: 0; color: #6d788a; }
.challenge-field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.challenge-field-row + .challenge-field-row { margin-top: 16px; }
.challenge-field-row-three { grid-template-columns: 0.7fr 0.8fr 1fr; }
.challenge-field > span em { font-style: normal; font-weight: 400; opacity: .7; }
.challenge-origin-team-field { margin-top: 16px; }
.challenge-registered-card { min-height: 540px; padding: clamp(32px, 5vw, 70px); display: flex; flex-direction: column; align-items: flex-start; justify-content: center; gap: 16px; }
.challenge-registered-card[hidden] { display: none; }
.challenge-registered-card > span:first-child { color: var(--challenge-orange); font-size: 0.78rem; font-weight: 800; letter-spacing: 0.08em; }
.challenge-registered-card h3 { margin: 0; color: var(--challenge-navy); font-size: clamp(1.6rem, 3vw, 2.4rem); line-height: 1.1; }
.challenge-registered-status { margin: 0; padding: 6px 12px; background: #eef3f8; color: var(--challenge-navy); font-size: 0.82rem; font-weight: 800; text-transform: uppercase; letter-spacing: 0.06em; }
.challenge-registered-card p { margin: 0; }
.challenge-registered-card .challenge-origin-team-note { margin: 8px 0 0; color: #637083; }
.challenge-origin-team-edit { width: 100%; margin: 8px 0; }
.challenge-origin-team-edit { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 12px 16px; align-items: end; margin: 0 0 24px; }
.challenge-origin-team-edit .challenge-form-message { grid-column: 1 / -1; margin: 0; }
@media (max-width: 640px) { .challenge-origin-team-edit { grid-template-columns: 1fr; } }
.challenge-origin-team-field + .challenge-field-row { margin-top: 16px; }
.challenge-field { display: grid; gap: 8px; }
.challenge-field > span,
.challenge-time-fieldset legend { font-size: 0.78rem; font-weight: 800; text-transform: uppercase; letter-spacing: 0.06em; }
.challenge-field input,
.challenge-field select { width: 100%; min-height: 50px; padding: 0 14px; border: 1px solid #d9dde4; border-radius: 0; background: #fbfbfa; color: var(--challenge-navy); font: inherit; }
.challenge-field input:focus,
.challenge-field select:focus { outline: 2px solid rgba(255, 99, 0, 0.25); border-color: var(--challenge-orange); }
.challenge-field input[readonly] { color: #637083; background: #f1f2f3; }
.challenge-field small,
.challenge-time-fieldset > small { color: #788396; font-size: 0.76rem; }
.challenge-time-fieldset { margin: 24px 0 0; padding: 20px; border: 1px solid #d9dde4; }
.challenge-time-fieldset legend { padding: 0 8px; }
.challenge-coupon-toggle { margin-top: 22px; padding: 0; border: 0; background: none; color: #7a8493; font-size: 0.82rem; font-weight: 700; text-decoration: underline; cursor: pointer; }
.challenge-coupon-toggle:hover { color: var(--challenge-orange); }
.challenge-coupon-field { margin-top: 22px; padding: 20px; border: 1px solid rgba(255, 99, 0, 0.34); background: #fff8f2; }
.challenge-coupon-field > span { color: var(--challenge-orange); }
.challenge-coupon-field input { font-weight: 800; letter-spacing: 0.06em; text-transform: uppercase; }
.challenge-file-field { margin-top: 22px; padding: 20px; border: 1px dashed #c9ced7; background: #fbfbfa; }
.challenge-file-field input { padding: 10px 0; border: 0; background: transparent; }
.challenge-file-field[data-courtesy="true"] { border-color: #80c7a8; background: #f0fbf6; }
.challenge-file-field[data-courtesy="true"] > span { color: #11613e; }
.challenge-consent { margin-top: 22px; display: flex; gap: 12px; align-items: flex-start; color: #5f6c80; font-size: 0.84rem; line-height: 1.45; }
.challenge-consent input { width: 18px; height: 18px; accent-color: var(--challenge-orange); }
.challenge-submit-button { width: 100%; margin-top: 24px; border: 0; cursor: pointer; }
.challenge-submit-button:disabled { opacity: 0.65; cursor: wait; }
.challenge-form-message { min-height: 22px; margin: 14px 0 0; color: #536177; font-size: 0.84rem; }
.challenge-form-message[data-state="error"] { color: #b42318; }
.challenge-form-message[data-state="success"] { color: #16805a; }
.challenge-signup-support { margin: 10px 0 0; color: #7a8493; font-size: 0.78rem; line-height: 1.5; }
.challenge-signup-support a { color: var(--challenge-orange); font-weight: 700; text-decoration: underline; }

.challenge-final-cta { padding: clamp(86px, 12vw, 170px) 24px; display: grid; justify-items: center; text-align: center; background: #091e43; }
.challenge-final-cta > p { margin: 0 0 20px; color: var(--challenge-orange); font-size: 0.75rem; font-weight: 900; letter-spacing: 0.24em; }
.challenge-final-cta h2 { margin: 0 0 38px; font: italic 900 clamp(5rem, 13vw, 13rem)/0.75 "Barlow Condensed", sans-serif; letter-spacing: -0.06em; text-transform: uppercase; }

.challenge-footer { padding: 28px clamp(22px, 5vw, 76px); display: grid; grid-template-columns: 1fr auto auto; align-items: center; gap: 24px; background: #040f22; border-top: 1px solid var(--challenge-line); color: #8ea1ba; font-size: 0.82rem; }
.challenge-footer div { display: flex; align-items: center; gap: 10px; }
.challenge-footer .challenge-footer-brand { display: inline-flex; flex-direction: column; align-items: center; gap: 4px; color: var(--challenge-white); }
.challenge-footer-brand-marks { display: flex; align-items: center; gap: 8px; }
.challenge-footer-brand-marks img { display: block; width: auto; height: 22px; object-fit: contain; }
.challenge-footer-brand small { color: var(--challenge-white); font-size: 0.6rem; font-style: italic; font-weight: 700; line-height: 1; white-space: nowrap; }
.challenge-footer-identity > span { padding-left: 10px; border-left: 1px solid rgba(255, 255, 255, 0.18); }
.challenge-footer p { margin: 0; }
.challenge-footer a { color: var(--challenge-white); }

@media (max-width: 980px) {
  .challenge-nav a:not(.challenge-nav-login) { display: none; }
  .challenge-hero { min-height: auto; grid-template-columns: 1fr; padding-top: 132px; }
  .challenge-hero-visual { justify-self: center; width: min(100%, 620px); }
  .challenge-facts { grid-template-columns: 1fr; }
  .challenge-facts article { min-height: auto; border-right: 0; border-bottom: 1px solid rgba(7, 27, 60, 0.12); }
  .challenge-manifesto-grid,
  .challenge-section-heading,
  .challenge-rule-board,
  .challenge-kit-section,
  .challenge-signup-section { grid-template-columns: 1fr; }
  .challenge-stat-line { grid-template-columns: 1fr 1fr; }
  .challenge-steps { grid-template-columns: 1fr 1fr; }
  .challenge-steps article:nth-child(2) { border-right: 0; }
  .challenge-steps article:nth-child(-n+2) { border-bottom: 1px solid var(--challenge-line); }
  .challenge-rule-board-title { border-right: 0; border-bottom: 1px solid rgba(255, 255, 255, 0.28); }
  .challenge-kit-section { min-height: auto; }
  .challenge-kit-art { width: min(100%, 620px); justify-self: center; }
  .challenge-kit-number { opacity: 0.55; }
  .challenge-kit-copy { max-width: 780px; margin: 0 auto; }
  .challenge-dashboard-grid { grid-template-columns: 1fr 1fr; }
  .challenge-footer { grid-template-columns: 1fr; text-align: center; justify-items: center; }
}

@media (max-width: 620px) {
  .challenge-header { min-height: 78px; padding: 18px 16px; gap: 10px; }
  .challenge-nav { gap: 8px; }
  .challenge-brand { min-width: 0; }
  .challenge-brand-marks { gap: 6px; }
  .challenge-brand-symbol,
  .challenge-brand-wordmark { height: 20px; max-width: 118px; }
  .challenge-brand-slogan { display: none; }
  .challenge-nav-login { padding: 9px 14px; }
  .challenge-nav-logout { padding: 9px 2px !important; }
  .challenge-hero { padding: 112px 20px 76px; gap: 44px; }
  .challenge-hero h1 { font-size: clamp(3.7rem, 18.5vw, 5.5rem); }
  .challenge-hero-notes span::after { display: none; }
  .challenge-actions { display: grid; }
  .challenge-button { width: 100%; }
  .challenge-hero-visual { padding-left: 0; padding-bottom: 88px; }
  .challenge-logo-card { min-height: 370px; padding: 32px; }
  .challenge-live-card { right: 16px; left: 16px; }
  .challenge-scroll-cue { display: none; }
  .challenge-facts article { padding: 28px 22px; }
  .challenge-section,
  .challenge-kit-section { padding: 74px 20px; }
  .challenge-kit-art-link { padding: 6px; transform: none; }
  .challenge-kit-art figcaption { align-items: flex-start; flex-direction: column; gap: 8px; font-size: 0.68rem; }
  .challenge-kit-button { width: 100%; }
  .challenge-stat-line,
  .challenge-steps,
  .challenge-rule-board ul,
  .challenge-kit-list,
  .challenge-dashboard-grid,
  .challenge-field-row,
  .challenge-field-row-three { grid-template-columns: 1fr; }
  .challenge-footer-identity { flex-direction: column; }
  .challenge-footer-identity > span { padding-left: 0; border-left: 0; }
  .challenge-steps article { min-height: 220px; border-right: 0; border-bottom: 1px solid var(--challenge-line); }
  .challenge-steps article:last-child { border-bottom: 0; }
  .challenge-steps h3 { margin-top: 48px; }
  .challenge-rule-board ul { padding: 24px 34px 28px 50px; }
  .challenge-member-gate,
  .challenge-dashboard-topline,
  .challenge-ranking-heading { align-items: flex-start; flex-direction: column; }
  .challenge-member-gate { display: flex; }
  .challenge-member-gate .challenge-button { width: 100%; }
  .challenge-ranking li { grid-template-columns: 34px 1fr 90px; }
  .challenge-ranking-track { grid-column: 2 / -1; grid-row: 2; }
  .challenge-signup-panel { margin: 0 -20px; }
  .challenge-final-cta h2 { font-size: clamp(4.3rem, 24vw, 7.5rem); }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition-duration: 0.01ms !important; animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; }
}