:root {
  --bg-1: #f7e4be;
  --bg-2: #efd086;
  --bg-3: #b78a62;
  --ink: #2f1f14;
  --mint: #f3e76f;
  --orange: #8b5a2b;
  --teal: #5f4422;
  --panel: rgba(255, 249, 236, 0.85);
  --line: rgba(47, 31, 20, 0.2);
  --shadow: 0 16px 40px rgba(47, 31, 20, 0.17);
  --radius: 20px;
  --surface-soft: rgba(255, 252, 244, 0.9);
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
}

html {
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
}

body {
  font-family: "Space Grotesk", sans-serif;
  color: var(--ink);
  min-height: 100vh;
  background: linear-gradient(145deg, var(--bg-1) 0%, var(--bg-2) 52%, var(--bg-3) 100%);
}

.backdrop {
  position: fixed;
  inset: 0;
  z-index: -1;
  background-image:
    radial-gradient(circle at 16% 8%, rgba(255, 233, 129, 0.28), transparent 30%),
    radial-gradient(circle at 82% 4%, rgba(124, 79, 38, 0.18), transparent 32%),
    radial-gradient(circle at 48% 96%, rgba(88, 63, 30, 0.16), transparent 30%);
}

.wrap {
  width: min(1120px, 92vw);
  margin-inline: auto;
}

.site-header {
  padding: 1.1rem 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.brand {
  text-decoration: none;
  color: var(--ink);
  font-family: "Space Grotesk", sans-serif;
  font-weight: 800;
  font-size: 1.1rem;
}

nav {
  display: flex;
  gap: 0.9rem;
  flex-wrap: wrap;
}

nav a {
  text-decoration: none;
  color: var(--ink);
  font-weight: 700;
  background: rgba(255, 252, 242, 0.6);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 0.4rem 0.8rem;
}

main {
  padding-bottom: 2rem;
}

.hero {
  margin-top: 0.2rem;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 2.2rem;
  animation: fadeSlide 0.6s ease both;
}

.hero.compact {
  padding: 1.8rem;
}

.tag {
  margin: 0;
  display: inline-block;
  background: var(--mint);
  border-radius: 999px;
  padding: 0.35rem 0.7rem;
  font-weight: 700;
  font-size: 0.82rem;
}

h1,
h2,
h3 {
  font-family: "Space Grotesk", sans-serif;
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: 0.2px;
}

h1 {
  margin: 1rem 0;
  font-size: clamp(1.7rem, 5vw, 3.2rem);
}

.hero p {
  max-width: 70ch;
}

.hero-actions {
  display: flex;
  gap: 0.7rem;
  flex-wrap: wrap;
  margin-top: 1.2rem;
}

.btn,
button {
  border: 1px solid transparent;
  border-radius: 12px;
  padding: 0.68rem 1rem;
  font: inherit;
  font-weight: 700;
  cursor: pointer;
  background: var(--orange);
  color: #fff;
  text-decoration: none;
  transition: transform 0.18s ease, box-shadow 0.18s ease;
}

.btn:hover,
button:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 18px rgba(47, 31, 20, 0.22);
}

.btn-ghost {
  color: var(--ink);
  border-color: var(--line);
  background: rgba(255, 252, 242, 0.7);
}

.panel,
.compare-card,
.winner-box {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.panel {
  margin-top: 1rem;
  padding: 1.2rem;
}

.panel-head {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}

.chip {
  margin-top: 0.35rem;
  background: rgba(255, 251, 241, 0.88);
  color: var(--ink);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 0.45rem 0.7rem;
}

#calculator-form {
  margin-top: 0.8rem;
}

.toggle-row {
  border: none;
  margin: 0;
  padding: 0;
  display: flex;
  gap: 0.8rem;
  align-items: center;
  flex-wrap: wrap;
}

.toggle-row label {
  display: flex;
  gap: 0.35rem;
  align-items: center;
}

.form-grid {
  margin-top: 0.8rem;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.8rem;
}

label {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  font-weight: 700;
}

input,
select {
  width: 100%;
  border-radius: 10px;
  border: 1px solid var(--line);
  background: var(--surface-soft);
  padding: 0.55rem;
  font: inherit;
  color: var(--ink);
}

input[type="radio"] {
  width: auto;
}

.hidden {
  display: none;
}

.error {
  min-height: 1.2rem;
  color: #8a2a00;
  font-weight: 700;
}

.results-grid {
  margin-top: 0.8rem;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.8rem;
}

.results-grid article {
  border: 1px solid var(--line);
  background: rgba(255, 252, 244, 0.76);
  border-radius: 14px;
  padding: 0.85rem;
}

.results-grid h3 {
  margin: 0;
  font-size: 0.92rem;
}

.value {
  margin: 0.35rem 0 0;
  font-size: clamp(1.1rem, 3.4vw, 1.8rem);
  font-weight: 700;
}

.split {
  margin-top: 0.85rem;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.8rem;
}

.sub-panel {
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 0.9rem;
  background: rgba(255, 252, 244, 0.76);
}

.sub-panel h3 {
  font-size: 0.95rem;
  margin-top: 0;
}

.bar {
  margin-top: 0.8rem;
  height: 18px;
  border-radius: 999px;
  overflow: hidden;
  border: 1px solid var(--line);
  display: flex;
}

#poopBar {
  background: #7a4d23;
}

#peeBar {
  background: #e7d356;
}

#equivalents {
  margin: 0;
  padding-left: 1.1rem;
}

.timer-box {
  margin-top: 0.8rem;
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 1rem;
  background: rgba(255, 252, 244, 0.76);
}

.timer-clock,
.timer-earned {
  margin: 0;
  font-family: "Space Grotesk", sans-serif;
  font-weight: 800;
}

.timer-clock {
  font-size: clamp(1.6rem, 6vw, 2.5rem);
}

.timer-earned {
  font-size: clamp(1.2rem, 5vw, 2rem);
  margin-top: 0.3rem;
}

.timer-actions {
  margin-top: 0.75rem;
  display: flex;
  gap: 0.6rem;
  flex-wrap: wrap;
}

.lifetime {
  font-weight: 700;
}

.compare-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.8rem;
}

.compare-card {
  padding: 1rem;
}

.compare-card h3 {
  margin-top: 0;
  font-size: 1rem;
}

.mini-result {
  margin-bottom: 0;
}

.winner-box {
  margin-top: 0.8rem;
  padding: 1rem;
}

.winner-box h3 {
  margin-top: 0;
  font-size: 1.05rem;
}

.delta-bar {
  height: 15px;
  border-radius: 999px;
  overflow: hidden;
  border: 1px solid var(--line);
  background: rgba(255, 252, 244, 0.66);
}

#deltaFill {
  display: block;
  height: 100%;
  width: 0;
  background: linear-gradient(90deg, #6e4f26, #e8d95f);
}

.ideas {
  margin: 0;
  padding-left: 1.1rem;
}

.small-note {
  margin-top: 0.3rem;
  font-size: 0.92rem;
}

.form-hint {
  margin: 0;
  grid-column: 1 / -1;
}

.leaderboard-form {
  margin-top: 0.75rem;
  display: grid;
  grid-template-columns: 1fr 1fr auto;
  gap: 0.7rem;
  align-items: end;
}

.leaderboard-form-wide {
  margin-top: 0.75rem;
}

.leaderboard-tabs {
  margin-top: 0.8rem;
  gap: 0.5rem;
}

.leaderboard-tabs .chip {
  margin-top: 0;
  min-width: 0;
  white-space: normal;
  text-align: center;
}

.leaderboard-tabs-period .chip {
  width: 100%;
}

.leaderboard-tabs-period {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.leaderboard-tabs-metrics {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(10rem, 100%), 1fr));
}

.leaderboard-tabs-metrics .chip {
  width: 100%;
}

.lb-tab.active {
  background: var(--teal);
  color: #fff;
  border-color: transparent;
}

.lb-metric.active {
  background: var(--teal);
  color: #fff;
  border-color: transparent;
}

.table-wrap {
  margin-top: 0.75rem;
  overflow-x: auto;
}

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

.leaderboard-table th,
.leaderboard-table td {
  border-bottom: 1px solid var(--line);
  padding: 0.55rem 0.45rem;
  text-align: left;
}

.leaderboard-table th {
  font-family: "Space Grotesk", sans-serif;
  font-weight: 800;
  font-size: 0.74rem;
}

.facts-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.facts-toolbar {
  margin-top: 0.35rem;
  display: grid;
  grid-template-columns: auto minmax(220px, 340px) auto;
  gap: 0.7rem;
  align-items: center;
}

.facts-toolbar label {
  font-weight: 700;
}

.toggle-inline {
  margin-top: 0.6rem;
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  font-weight: 700;
}

.toggle-inline input {
  width: auto;
}

.featured-fact {
  margin-top: 0.65rem;
  font-weight: 700;
  border-left: 4px solid #7a4d23;
  padding-left: 0.7rem;
}

.facts-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.8rem;
  margin-top: 0.8rem;
}

.facts-grid.two-col {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.fact-card {
  border: 1px solid var(--line);
  border-radius: 14px;
  background: rgba(255, 252, 244, 0.78);
  padding: 0.9rem;
}

.fact-card h3 {
  margin-top: 0;
  font-size: 0.9rem;
}

.fact-card p {
  margin: 0;
}

.site-footer {
  padding: 0.6rem 0 1.8rem;
  font-weight: 500;
}

.reveal {
  animation: fadeSlide 0.6s ease both;
}

@keyframes fadeSlide {
  from {
    opacity: 0;
    transform: translateY(10px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (max-width: 980px) {
  .form-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .results-grid,
  .split,
  .compare-grid,
  .facts-grid,
  .facts-grid.two-col {
    grid-template-columns: 1fr;
  }

  .leaderboard-form {
    grid-template-columns: 1fr;
    align-items: stretch;
  }

  .facts-toolbar {
    grid-template-columns: 1fr;
    align-items: stretch;
  }
}

@media (max-width: 600px) {
  .hero {
    padding: 1.25rem;
  }

  .panel,
  .compare-card,
  .winner-box {
    border-radius: 14px;
  }

  nav {
    gap: 0.4rem;
  }

  nav a {
    padding: 0.35rem 0.6rem;
    font-size: 0.9rem;
  }

  .leaderboard-tabs-metrics .lb-metric {
    font-size: 0.9rem;
    line-height: 1.2;
  }
}

@media (max-width: 420px) {
  .leaderboard-tabs .chip {
    padding: 0.45rem 0.55rem;
  }

  .leaderboard-tabs-metrics .lb-metric {
    font-size: 0.84rem;
    line-height: 1.15;
    min-height: 44px;
  }
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg-1: #1c1813;
    --bg-2: #2b221a;
    --bg-3: #3a2b1f;
    --ink: #f1dfc6;
    --mint: #d2ba39;
    --orange: #b6773d;
    --teal: #d0b270;
    --panel: rgba(44, 33, 25, 0.86);
    --line: rgba(241, 223, 198, 0.22);
    --shadow: 0 16px 40px rgba(0, 0, 0, 0.45);
    --surface-soft: rgba(53, 40, 30, 0.92);
  }

  .backdrop {
    background-image:
      radial-gradient(circle at 16% 8%, rgba(228, 194, 88, 0.15), transparent 30%),
      radial-gradient(circle at 82% 4%, rgba(85, 57, 34, 0.3), transparent 32%),
      radial-gradient(circle at 48% 96%, rgba(39, 29, 20, 0.4), transparent 30%);
  }

  .btn-ghost,
  nav a,
  .chip {
    background: rgba(57, 43, 31, 0.8);
    color: var(--ink);
  }

  .featured-fact {
    border-left-color: #c9914f;
  }

  .fact-card,
  .results-grid article,
  .sub-panel,
  .timer-box {
    background: rgba(70, 53, 38, 0.88);
    color: #f6e7d1;
  }

  .fact-card p,
  .fact-card h3 {
    color: #f6e7d1;
  }

}