* {
  box-sizing: border-box
}

body {
  margin: 0;
  background: #0a0a0d;
  color: #f7f4ea;
  font-family: Arial, Helvetica, sans-serif;
  line-height: 1.5
}

.container {
  max-width: 1080px;
  margin: auto;
  padding: 28px 18px
}

.narrow {
  max-width: 780px
}

.hero {
  text-align: center;
  padding: 70px 10px 35px
}

.eyebrow {
  color: #d9b65c;
  letter-spacing: 3px;
  font-size: 12px;
  font-weight: 700
}

.hero h1 {
  font-size: 60px;
  line-height: .95;
  margin: 20px 0
}

.hero h1 span {
  color: #d9b65c
}

.hero p {
  max-width: 650px;
  margin: auto;
  color: #a9a7a0
}

.panel {
  background: #151519;
  border: 1px solid #292930;
  border-radius: 20px;
  padding: 24px;
  margin: 18px 0;
  box-shadow: 0 15px 40px rgba(0, 0, 0, .18)
}

.login {
  max-width: 440px;
  margin: 20px auto 70px
}

.input,
textarea {
  width: 100%;
  background: #f5f5ff;
  border: 1px solid #3a3a43;
  
  border-radius: 11px;
  padding: 13px;
  margin: 7px 0 16px
}

label {
  display: block;
  margin: 8px 0;
  color: #bebec0
}

.btn {
  display: inline-block;
  background: #d9b65c;
  color: #111;
  border: 0;
  border-radius: 11px;
  padding: 12px 18px;
  font-weight: 700;
  text-decoration: none;
  cursor: pointer
}

.btn.ghost {
  background: transparent;
  border: 1px solid #555;
  color: #fff
}

.topbar,
.between {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 15px
}

.muted {
  color: #000000;
  font-size: 18px
}

.progress {
  height: 12px;
  background: #292930;
  border-radius: 20px;
  overflow: hidden;
  margin: 13px 0
}

.progress span {
  display: block;
  height: 100%;
  background: #d9b65c
}

.day {
  margin-top: 32px
}

.day>h2 {
  color: #d9b65c
}

.cards {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px
}

.challenge-card h3 {
  font-size: 22px
}

.tag {
  font-size: 12px;
  color: #d9b65c;
  letter-spacing: 1px
}

.success {
  color: #75e0a0;
  font-weight: 700
}

.locked {
  color: #aaa
}

.winner {
  text-align: center;
  border-color: #d9b65c
}

.trophy {
  font-size: 55px
}

.page-title {
  font-size: 36px
}

.alert {
  padding: 13px;
  border-radius: 10px;
  margin: 14px 0
}

.alert.success {
  background: #173c2a
}

.alert.danger {
  background: #492323;
  color: #ffbcbc
}

.back {
  color: #d9b65c;
  text-decoration: none
}

.quiz-meta {
  display: flex;
  justify-content: space-between;
  color: #d9b65c;
  margin-bottom: 18px
}

.question {
  padding: 18px;

  border-radius: 14px;
  margin: 15px 0
}

.question label {
  padding: 12px;
  border: 1px solid #33343b;
  border-radius: 10px
}

.question label:hover {
  border-color: #d9b65c
}

@media(max-width:700px) {
  .hero h1 {
    font-size: 43px
  }

  .cards {
    grid-template-columns: 1fr
  }

  .topbar {
    align-items: flex-start
  }

  .page-title {
    font-size: 29px
  }
}