:root {
  color-scheme: light dark;
  --bg: #08090f;
  --panel: #141826;
  --text: #f4f7ff;
  --muted: #a8b0ca;
  --accent: #24d2ff;
  --accent2: #ff6bc8;
  --accent3: #97ff7c;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  min-height: 100vh;
  background-color: var(--bg);
  background-image: radial-gradient(circle at 12% 8%, #1d2f51 0%, #101a2f 38%, var(--bg) 72%);
  background-repeat: no-repeat;
  background-attachment: fixed;
  color: var(--text);
}

.page {
  max-width: 1100px;
  margin: 0 auto;
  padding: 2rem 1.2rem 4rem;
}

.hero {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--accent);
  margin: 0;
}

h1 {
  margin: 0.2rem 0;
  font-size: clamp(1.8rem, 4vw, 2.8rem);
}

.subtitle {
  margin: 0;
  color: var(--muted);
}

.nav {
  display: flex;
  gap: 0.6rem;
}

.nav a {
  text-decoration: none;
  color: white;
  background: rgba(255, 255, 255, 0.1);
  padding: 0.45rem 0.8rem;
  border-radius: 999px;
}

.tile-grid {
  display: grid;
  gap: 0.8rem;
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
}

.tile {
  position: relative;
  background: linear-gradient(140deg, rgba(36, 210, 255, 0.23), rgba(255, 107, 200, 0.2), rgba(151, 255, 124, 0.2));
  border-radius: 16px;
  padding: 0.75rem;
  text-align: center;
  box-shadow: 0 10px 24px rgba(0, 0, 0, 0.2);
  animation: float 3.2s ease-in-out infinite;
}

.observer-badge {
  position: absolute;
  top: 0.4rem;
  right: 0.4rem;
  min-width: 1.35rem;
  height: 1.35rem;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 700;
  display: grid;
  place-items: center;
  color: #071319;
  background: linear-gradient(120deg, #97ff7c, #24d2ff);
  box-shadow: 0 0 0 1px rgba(7, 19, 25, 0.2), 0 6px 14px rgba(0, 0, 0, 0.25);
  cursor: help;
}

.observer-tooltip {
  position: fixed;
  z-index: 9999;
  max-width: min(380px, calc(100vw - 24px));
  padding: 0.55rem 0.7rem;
  border-radius: 10px;
  background: rgba(18, 24, 40, 0.95);
  color: #e7ebff;
  border: 1px solid rgba(255, 255, 255, 0.12);
  box-shadow: 0 16px 36px rgba(0, 0, 0, 0.32);
  font-size: 0.82rem;
  line-height: 1.35;
  pointer-events: none;
  opacity: 0;
  transform: translateY(4px);
  transition: opacity 120ms ease, transform 120ms ease;
}

.observer-tooltip.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.tile img, .board-user img {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  display: block;
  margin: 0 auto 0.5rem;
  background: rgba(255, 255, 255, 0.15);
}

.tile h2, .board-user h2 {
  margin: 0;
  font-size: 1rem;
}

.tile p, .board-user p {
  margin: 0.2rem 0 0;
  color: var(--muted);
  font-size: 0.9rem;
}

.board {
  display: grid;
  gap: 0.8rem;
}

.board-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  background: var(--panel);
  border-radius: 18px;
  padding: 0.9rem;
}

.board-user {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.rings {
  display: flex;
  gap: 0.8rem;
}

.ring-wrap {
  text-align: center;
}

.ring {
  width: 78px;
  height: 78px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: conic-gradient(var(--accent) calc(min(var(--ring-value), 30) * 12deg), rgba(255, 255, 255, 0.15) 0deg);
}

.ring.most {
  background: conic-gradient(var(--accent2) calc(min(var(--ring-value), 30) * 12deg), rgba(255, 255, 255, 0.15) 0deg);
}

.ring.streak {
  background: conic-gradient(var(--accent3) calc(min(var(--ring-value), 30) * 12deg), rgba(255, 255, 255, 0.15) 0deg);
}

.ring span {
  width: 58px;
  height: 58px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: var(--panel);
  font-weight: 700;
}

.empty {
  color: var(--muted);
}

small {
  color: var(--muted);
}

@keyframes float {
  0% { transform: translateY(0px); }
  50% { transform: translateY(-4px); }
  100% { transform: translateY(0px); }
}