/* Challenge Arena Custom Styles */

.arena-banner {
  position: relative;
  min-height: 320px;
  padding: var(--space-12) var(--space-4) var(--space-8) var(--space-4);
  justify-content: center;
  background: linear-gradient(100deg, #fea82f1e 2%, #f9575a0c 42%, #b7baf71f 100%);
  overflow: hidden;
}
.arena-banner-inner {
  z-index: 2;
  max-width: 570px;
  text-align: center;
  margin: 0 auto;
}
.arena-banner h1 {
  font-size: var(--font-size-2xl);
  margin-top: 0;
}
.arena-tagline {
  font-size: var(--font-size-lg);
  margin-bottom: var(--space-5);
  color: var(--color-gray-700);
}
.cta-main {
  font-size: var(--font-size-lg);
  padding: var(--space-3) var(--space-8);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  margin-top: var(--space-2);
  margin-bottom: 37px;
  letter-spacing: 0.01em;
  background-image: linear-gradient(92deg, #fea82f 55%, #f9575a 100%);
  color: #fff;
}
.arena-banner-bg {
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  z-index: 1;
  pointer-events: none;
  display: flex;
  justify-content: flex-end;
  align-items: flex-end;
}
.arena-banner-bg svg {
  max-width: 68vw;
  min-width: 200px;
  opacity: 0.44;
}

/* Section Headings */
.section-heading {
  flex-direction: column;
  justify-content: space-between;
  align-items: flex-end;
  margin-bottom: var(--space-4);
  gap: var(--space-4);
}

/* Challenge Filters & List */
.challenge-filters {
  display: flex;
  gap: var(--space-2);
  align-items: center;
}
.challenge-filters select {
  background: var(--color-gray-100);
  border-color: var(--color-gray-300);
  font-size: var(--font-size-sm);
  border-radius: var(--radius-sm);
}
.challenges-list {
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: var(--space-6);
  margin-top: var(--space-4);
}
.challenge-card {
  position: relative;
  padding-top: var(--space-5);
}
.challenge-badge {
  position: absolute;
  top: var(--space-3);
  right: var(--space-3);
  z-index: 10;
  border-radius: 50%;
  box-shadow: var(--shadow-sm);
  display: flex;
  align-items: center;
  background: transparent;
}
.challenge-badge svg {
  width: 23px;
  height: 23px;
  vertical-align: bottom;
}
.challenge-badge.popular {
  /* orange */
}
.challenge-badge.featured {
  /* green */
}
.challenge-badge.trending {
  /* blue/purple */
}
.challenge-countdown {
  font-size: var(--font-size-lg);
  font-family: var(--font-family-heading);
  color: var(--color-primary);
  margin: var(--space-2) 0 var(--space-4) 0;
}
.challenge-meta {
  color: var(--color-gray-700);
  font-size: var(--font-size-sm);
  margin: var(--space-1) 0;
}
.join-btn {
  margin-top: var(--space-2);
  width: 100%;
}

/* Challenge Modes Section */
.section-modes {
  margin-top: var(--space-12);
  margin-bottom: var(--space-8);
}
.modes-list {
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-5);
  margin-top: var(--space-4);
}
.mode-card {
  background: var(--color-gray-100);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  padding: var(--space-5) var(--space-3);
  display: flex;
  flex-direction: column;
  align-items: center;
  min-height: 180px;
  text-align: center;
  transition: box-shadow 0.18s, transform 0.14s;
  cursor: pointer;
  outline: none;
}
.mode-card:focus-visible {
  box-shadow: var(--shadow-md), 0 0 0 3px var(--color-warning);
  background: #fff1;
}
.mode-card:hover {
  box-shadow: var(--shadow-md);
  transform: scale(1.03);
}
.mode-icon {
  font-size: 2.5rem;
  margin-bottom: var(--space-2);
  color: var(--color-primary);
}
.mode-title {
  font-family: var(--font-family-heading);
  font-size: var(--font-size-lg);
  color: var(--color-primary);
  margin-bottom: var(--space-2);
}

/* Leaderboard Highlights */
.section-leaderboard {
  margin-bottom: var(--space-8);
}
.leaderboard-spotlight {
  grid-template-columns: 1fr;
  gap: var(--space-3);
  margin-bottom: var(--space-3);
}
.leaderboard-row {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  background: var(--color-gray-100);
  border-radius: var(--radius-md);
  padding: var(--space-3) var(--space-4);
  box-shadow: var(--shadow-sm);
}
.leader-avatar {
  width: 54px; height: 54px; min-width: 54px;
  border-radius: 50%;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  background: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
}
.leader-avatar img {
  width: 100%; height: auto;
  display: block;
}
.leader-info {
  flex: 1 1 0;
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.leader-name {
  font-weight: 600;
  font-size: 1.12em;
  color: var(--color-primary);
}
.leader-badge {
  font-size: 1.2em;
  margin-right: 3px;
}
.leader-quote {
  color: var(--color-gray-700);
  font-size: 0.97em;
}
.leader-score {
  font-family: var(--font-family-heading);
  font-size: 1.2em;
  color: var(--color-success);
}
.btn-small {
  margin-top: 32px;
}
.btn-leaderboard {
  font-size: var(--font-size-sm);
  padding: var(--space-1) var(--space-4);
  border-radius: var(--radius-sm);
  background: var(--color-warning);
  color: #fff;
  margin-left: auto;
}
.leaderboard-funfact {
  margin: 43px auto;
  font-size: var(--font-size-sm);
  background: var(--color-warning);
  color: #fff;
  border-radius: var(--radius-md);
  padding: var(--space-2) var(--space-4);
}

/* Community Showcase */
.section-community {
  margin-bottom: var(--space-8);
}
.community-carousel {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-3);
  margin-bottom: var(--space-4);
}
.community-carousel-prev, .community-carousel-next {
  font-size: 2.4rem;
  background: var(--color-gray-100);
  border: none;
  color: var(--color-primary);
  border-radius: 50%;
  width: 1.5em;
  height: 1.5em;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-sm);
  transition: background var(--transition-fast);
  cursor: pointer;
}
.community-carousel-prev:hover, .community-carousel-next:hover {
  background: var(--color-primary);
  color: #fff;
}
.community-highlights {
  display: flex;
  gap: var(--space-4);
  overflow-x: auto;
  scroll-snap-type: x mandatory;
}
.community-item {
  min-width: 200px;
  max-width: 260px;
  border-radius: var(--radius-md);
  background: var(--color-gray-100);
  box-shadow: var(--shadow-sm);
  scroll-snap-align: center;
  overflow: hidden;
  margin: 0;
  flex: 0 0 auto;
  display: flex;
  flex-direction: column;
}
.community-item img {
  object-fit: cover;
  width: 100%;
  max-height: 130px;
}
.community-item figcaption {
  font-size: var(--font-size-sm);
  color: var(--color-gray-900);
  padding: var(--space-2);
  background: #fff;
}
.community-cta {
  text-align: center;
  margin: 0 auto;
  display: block;
  width: 30%;
}

/* Rewards & Prizes */
.section-rewards {
  margin-bottom: var(--space-8);
}
.rewards-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
  gap: var(--space-4);
}
.reward-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-start;
  padding: var(--space-5) var(--space-3);
  background: var(--color-gray-100);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  min-height: 170px;
  text-align: center;
}
.reward-icon {
  font-size: 2.2em;
  margin-bottom: var(--space-2);
}
.reward-title {
  font-family: var(--font-family-heading);
  color: var(--color-primary);
  font-size: var(--font-size-lg);
  margin-bottom: var(--space-2);
}
.rewards-note {
  font-size: var(--font-size-sm);
  text-align: center;
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-md);
}

/* Tips & Strategies */
.section-tips {
  margin-bottom: var(--space-4);
  max-width: 700px;
}
.tips-carousel {
  margin-top: var(--space-4);
  margin-bottom: var(--space-2);
  min-height: 70px;
  position: relative;
  overflow: hidden;
}
.tip-item {
  display: none;
  gap: var(--space-3);
  font-size: var(--font-size-lg);
  background: var(--color-warning);
  color: #fff;
  border-radius: var(--radius-lg);
  padding: var(--space-4) var(--space-4);
  min-height: 44px;
}
.tip-item.active {
  display: flex;
  flex-direction: column;
  justify-content: center;
  text-align: center;
  animation: fadeInTip 0.44s cubic-bezier(.38,.08,.41,.98);
}
@keyframes fadeInTip {
  from { opacity: 0; transform: translateY(12px); }
  to   { opacity: 1; transform: translateY(0); }
}
.tip-icon {
  font-size: 1.4em;
  margin-right: 0.5em;
}
.tips-controls {
  display: flex;
  gap: var(--space-2);
  justify-content: flex-end;
}
.tips-controls button {
  font-size: 1.5em;
  color: var(--color-primary);
  background: var(--color-gray-100);
  border-radius: var(--radius-sm);
  padding: 0.28em 0.7em;
  border: none;
  box-shadow: var(--shadow-sm);
  cursor: pointer;
  transition: background var(--transition-fast);
}
.tips-controls button:hover {
  background: var(--color-primary);
  color: #fff;
}

/* Responsive tweaks */
@media (max-width: 900px) {
  .arena-banner {
    padding-top: var(--space-8);
    min-height: 180px;
  }
  .arena-banner-bg svg { min-width: 140px; }
}
@media (max-width: 700px) {
  .modes-list {
    grid-template-columns: 1fr 1fr;
  }
  .rewards-list {
    grid-template-columns: 1fr 1fr;
  }
}
@media (max-width: 540px) {
  .challenges-list {
    grid-template-columns: 1fr;
  }
  .mode-card, .reward-card {
    min-height: 120px;
    padding: var(--space-4);
  }
  .community-highlights {
    gap: var(--space-2);
  }
}
@media (max-width: 440px) {
  .arena-banner { padding: var(--space-6) var(--space-1) var(--space-4) var(--space-1); }
  .cta-main { padding: var(--space-2) var(--space-4); font-size: 1em; }
  .challenge-countdown { font-size: 1em; }
}

/* Accessibility: focus indicators already handled by base.css */