:root {
  --bg-deep: #070b16;
  --bg-mid: #101936;
  --ink: #e8eefc;
  --ink-dim: #9aabc8;
  --accent: #f0c14b;
  --accent-soft: #ffe8a3;
  --earth: #3d8bfd;
  --earth-glow: #6eb6ff;
  --moon: #d8dde8;
  --moon-glow: #f5f7fa;
  --path: #243355;
  --path-fill: #f0c14b;
  --danger: #ff7b72;
  --ok: #3dd68c;
  --font-display: "Orbitron", sans-serif;
  --font-body: "Space Grotesk", sans-serif;
  --radius: 18px;
  --moon-goal: 550000000;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--font-body);
  color: var(--ink);
  background:
    radial-gradient(ellipse 90% 60% at 10% 20%, rgba(61, 139, 253, 0.18), transparent 55%),
    radial-gradient(ellipse 70% 50% at 90% 10%, rgba(240, 193, 75, 0.12), transparent 50%),
    radial-gradient(ellipse 80% 70% at 50% 100%, rgba(20, 40, 90, 0.55), transparent 60%),
    linear-gradient(165deg, var(--bg-deep), var(--bg-mid) 45%, #0a1228);
  overflow-x: hidden;
}

.stars,
.stars--slow {
  pointer-events: none;
  position: fixed;
  inset: 0;
  z-index: 0;
  background-image:
    radial-gradient(1.5px 1.5px at 8% 12%, #fff, transparent),
    radial-gradient(1px 1px at 22% 38%, #fff8, transparent),
    radial-gradient(1.5px 1.5px at 41% 18%, #fff, transparent),
    radial-gradient(1px 1px at 63% 72%, #fff9, transparent),
    radial-gradient(1.2px 1.2px at 78% 28%, #fff, transparent),
    radial-gradient(1px 1px at 91% 55%, #fffc, transparent),
    radial-gradient(1px 1px at 15% 78%, #fff7, transparent),
    radial-gradient(1.4px 1.4px at 55% 45%, #fff, transparent),
    radial-gradient(1px 1px at 33% 88%, #fff8, transparent),
    radial-gradient(1px 1px at 85% 90%, #fff6, transparent);
  animation: twinkle 7s ease-in-out infinite alternate;
}

.stars--slow {
  opacity: 0.55;
  background-size: 120% 120%;
  animation-duration: 12s;
  animation-delay: -3s;
}

@keyframes twinkle {
  from { opacity: 0.45; transform: translateY(0); }
  to { opacity: 0.9; transform: translateY(-8px); }
}

.hero,
.dashboard,
.footer {
  position: relative;
  z-index: 1;
}

.hero {
  max-width: 760px;
  margin: 0 auto;
  padding: clamp(2.5rem, 8vw, 5rem) 1.25rem 2rem;
  text-align: center;
}

.brand {
  margin: 0 0 0.75rem;
  font-family: var(--font-display);
  font-size: clamp(1.25rem, 4.2vw, 2rem);
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--accent);
  text-shadow: 0 0 24px rgba(240, 193, 75, 0.35);
  animation: brandIn 0.9s ease-out both;
}

@keyframes brandIn {
  from { opacity: 0; transform: translateY(-12px) scale(0.96); }
  to { opacity: 1; transform: none; }
}

.hero h1 {
  margin: 0 0 0.85rem;
  font-family: var(--font-display);
  font-size: clamp(1.15rem, 3.5vw, 1.55rem);
  font-weight: 500;
  letter-spacing: 0.04em;
  line-height: 1.35;
}

.lede {
  margin: 0 auto 1.75rem;
  max-width: 36rem;
  color: var(--ink-dim);
  font-size: 1.05rem;
  line-height: 1.55;
}

.dropzone {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.45rem;
  padding: 1.75rem 1.25rem;
  border: 1.5px dashed rgba(240, 193, 75, 0.45);
  border-radius: var(--radius);
  background: rgba(8, 14, 30, 0.55);
  backdrop-filter: blur(8px);
  cursor: pointer;
  transition: border-color 0.25s, background 0.25s, transform 0.25s;
}

.dropzone:hover,
.dropzone.is-drag {
  border-color: var(--accent);
  background: rgba(240, 193, 75, 0.08);
  transform: translateY(-2px);
}

.dropzone__icon {
  font-size: 1.75rem;
  color: var(--accent);
  line-height: 1;
}

.dropzone__title {
  font-weight: 600;
  font-size: 1.05rem;
}

.dropzone__hint {
  color: var(--ink-dim);
  font-size: 0.88rem;
}

.dropzone__hint code,
.days__sub code,
.footer code {
  font-family: ui-monospace, "Cascadia Code", Consolas, monospace;
  font-size: 0.85em;
  color: var(--accent-soft);
}

.status {
  min-height: 1.4em;
  margin: 0.9rem 0 0;
  font-size: 0.95rem;
  color: var(--ink-dim);
}

.status.is-error { color: var(--danger); }
.status.is-ok { color: var(--ok); }

.or {
  margin: 0.85rem 0 0.55rem;
  color: var(--ink-dim);
  font-size: 0.85rem;
}

.btn-demo {
  appearance: none;
  border: 1px solid rgba(240, 193, 75, 0.55);
  background: rgba(240, 193, 75, 0.12);
  color: var(--accent-soft);
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 600;
  padding: 0.65rem 1.25rem;
  border-radius: 999px;
  cursor: pointer;
  transition: background 0.2s, transform 0.2s;
}

.btn-demo:hover {
  background: rgba(240, 193, 75, 0.22);
  transform: translateY(-1px);
}

.dashboard {
  max-width: 960px;
  margin: 0 auto;
  padding: 0 1.25rem 3rem;
  display: grid;
  gap: 2.5rem;
}

.dashboard[hidden] {
  display: none !important;
}

.dashboard[hidden] {
  display: none !important;
}

.journey h2,
.days h2 {
  margin: 0 0 0.35rem;
  font-family: var(--font-display);
  font-size: 1.15rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.journey__sub {
  margin: 0 0 1.4rem;
  color: var(--ink-dim);
  font-size: 0.92rem;
}

.days h2 {
  margin-bottom: 1.25rem;
}

.track {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1.75rem;
  padding: 1.25rem 0.5rem;
}

.planet {
  position: relative;
  width: clamp(52px, 12vw, 72px);
  height: clamp(52px, 12vw, 72px);
  border-radius: 50%;
  flex-shrink: 0;
}

.planet--earth {
  background:
    radial-gradient(circle at 35% 30%, #9ad0ff, transparent 40%),
    radial-gradient(circle at 70% 65%, #2f7a3a 0 18%, transparent 19%),
    radial-gradient(circle at 40% 55%, #1f6a2e 0 22%, transparent 23%),
    linear-gradient(145deg, #1a5bb8, #3d8bfd 50%, #0d3a7a);
  box-shadow: 0 0 28px rgba(61, 139, 253, 0.55);
  animation: spinSlow 28s linear infinite;
}

.planet--moon {
  background:
    radial-gradient(circle at 30% 28%, #fff, transparent 35%),
    radial-gradient(circle at 62% 48%, #9aa3b5 0 8%, transparent 9%),
    radial-gradient(circle at 40% 70%, #8b93a3 0 10%, transparent 11%),
    radial-gradient(circle at 70% 30%, #a8b0c0 0 6%, transparent 7%),
    linear-gradient(160deg, #eceff5, #b8c0cf);
  box-shadow: 0 0 24px rgba(245, 247, 250, 0.35);
}

@keyframes spinSlow {
  to { transform: rotate(360deg); }
}

.planet__label {
  position: absolute;
  left: 50%;
  bottom: -1.4rem;
  transform: translateX(-50%);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-dim);
  white-space: nowrap;
}

.path {
  position: relative;
  height: 14px;
  border-radius: 999px;
  background: var(--path);
  overflow: visible;
  box-shadow: inset 0 1px 4px rgba(0, 0, 0, 0.45);
}

.path__fill {
  height: 100%;
  width: 0%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--earth), var(--accent) 70%, var(--accent-soft));
  box-shadow: 0 0 16px rgba(240, 193, 75, 0.45);
  transition: width 1.2s cubic-bezier(0.22, 1, 0.36, 1);
}

.path__craters {
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background-image:
    radial-gradient(circle at 12% 50%, rgba(0, 0, 0, 0.25) 0 2px, transparent 3px),
    radial-gradient(circle at 28% 40%, rgba(0, 0, 0, 0.2) 0 1.5px, transparent 2.5px),
    radial-gradient(circle at 48% 60%, rgba(0, 0, 0, 0.22) 0 2px, transparent 3px),
    radial-gradient(circle at 67% 45%, rgba(0, 0, 0, 0.18) 0 1.5px, transparent 2.5px),
    radial-gradient(circle at 85% 55%, rgba(0, 0, 0, 0.2) 0 2px, transparent 3px);
  pointer-events: none;
  opacity: 0.7;
}

.walker {
  position: absolute;
  top: 50%;
  left: 0%;
  width: 22px;
  height: 22px;
  margin-top: -11px;
  margin-left: -11px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 14px rgba(240, 193, 75, 0.8);
  transition: left 1.2s cubic-bezier(0.22, 1, 0.36, 1);
  animation: bounce 1.1s ease-in-out infinite;
}

.walker__boot {
  display: block;
  width: 100%;
  height: 100%;
  border-radius: 50%;
  background:
    radial-gradient(circle at 35% 35%, #fff6, transparent 40%),
    var(--accent);
}

@keyframes bounce {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-5px); }
}

.stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.85rem;
}

.stat {
  padding: 1rem 0.85rem;
  border-radius: var(--radius);
  background: rgba(8, 14, 30, 0.5);
  border: 1px solid rgba(154, 171, 200, 0.15);
  text-align: center;
}

.stat__label {
  display: block;
  margin-bottom: 0.35rem;
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ink-dim);
}

.stat__value {
  display: block;
  font-family: var(--font-display);
  font-size: clamp(1.05rem, 3.2vw, 1.45rem);
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--accent-soft);
}

.stat__unit {
  display: block;
  margin-top: 0.2rem;
  font-size: 0.82rem;
  color: var(--ink-dim);
}

.bars {
  display: flex;
  align-items: flex-end;
  gap: 0.55rem;
  min-height: 160px;
  margin-bottom: 1.5rem;
  padding: 0.5rem 0 0;
}

.bar {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.4rem;
  min-width: 0;
}

.bar__col {
  width: 100%;
  max-width: 48px;
  border-radius: 8px 8px 4px 4px;
  background: linear-gradient(180deg, var(--accent-soft), var(--accent) 40%, #b8871f);
  box-shadow: 0 0 12px rgba(240, 193, 75, 0.25);
  transform-origin: bottom;
  animation: growBar 0.7s ease-out both;
}

@keyframes growBar {
  from { transform: scaleY(0.05); opacity: 0.3; }
  to { transform: none; opacity: 1; }
}

.bar__steps {
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--accent-soft);
}

.bar__date {
  font-size: 0.7rem;
  color: var(--ink-dim);
  white-space: nowrap;
}

.table-wrap {
  overflow-x: auto;
  border-radius: var(--radius);
  border: 1px solid rgba(154, 171, 200, 0.15);
  background: rgba(8, 14, 30, 0.45);
}

.table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.95rem;
}

.table th,
.table td {
  padding: 0.75rem 1rem;
  text-align: left;
  border-bottom: 1px solid rgba(154, 171, 200, 0.12);
}

.table th {
  font-size: 0.75rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ink-dim);
  font-weight: 600;
}

.table tbody tr:last-child td {
  border-bottom: none;
}

.table td:nth-child(2) {
  font-family: var(--font-display);
  font-weight: 600;
  color: var(--accent-soft);
}

.footer {
  max-width: 760px;
  margin: 0 auto;
  padding: 0 1.25rem 2.5rem;
  text-align: center;
  color: var(--ink-dim);
  font-size: 0.85rem;
  line-height: 1.5;
}

.footer__support {
  margin: 0 0 1rem;
  max-width: 36rem;
  margin-left: auto;
  margin-right: auto;
  color: var(--ink);
  font-size: 0.92rem;
  line-height: 1.55;
}

.footer__note {
  margin-top: 0.35rem;
  opacity: 0.75;
}

@media (max-width: 640px) {
  .stats {
    grid-template-columns: 1fr;
  }

  .track {
    gap: 0.4rem;
  }

  .planet__label {
    font-size: 0.65rem;
  }
}