:root {
  --sky: #d7e8f2;
  --silicon: #0e1c28;
  --gold: #e6b422;
  --dust: #8a5a32;
  --fault: #c44b1a;
  --foam: #eef4f8;
  --mute: #6e8494;
  --ok: #2f7a4a;
  --display: "Figtree", "PingFang SC", sans-serif;
  --sans: "Noto Sans SC", "PingFang SC", sans-serif;
  --mono: "Martian Mono", ui-monospace, Menlo, monospace;
}

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

html {
  scroll-behavior: smooth;
}

section[id] {
  scroll-margin-top: 72px;
}

body {
  margin: 0;
  color: var(--silicon);
  background: var(--sky);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.7;
}

img {
  max-width: 100%;
  display: block;
}

a {
  color: inherit;
  text-decoration: none;
}

.app-link {
  color: var(--gold);
  text-decoration: underline;
  text-underline-offset: 3px;
}

button {
  font-family: inherit;
  cursor: pointer;
}

.silicon-grid {
  pointer-events: none;
  position: fixed;
  inset: 0;
  z-index: 1;
  opacity: 0.14;
  background-image: url("images/texture.webp");
  background-size: 160px auto;
  mix-blend-mode: multiply;
}

.skip {
  position: absolute;
  left: -999px;
}

.skip:focus {
  left: 12px;
  top: 8px;
  z-index: 40;
  background: var(--gold);
  color: var(--silicon);
  padding: 6px 10px;
}

.keeper-rail {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 8px 22px;
  background: rgba(215, 232, 242, 0.92);
  border-bottom: 2px solid var(--gold);
  backdrop-filter: blur(8px);
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--display);
  font-size: 24px;
  font-weight: 700;
}

.brand small {
  display: block;
  font-family: var(--mono);
  font-size: 10px;
  font-weight: 400;
  color: var(--mute);
  letter-spacing: 0.12em;
}

.nod-head {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: radial-gradient(circle at 40% 40%, var(--gold), #8a6a12);
  box-shadow: 0 0 0 4px rgba(230, 180, 34, 0.25);
}

.sun-nav {
  margin-left: auto;
  display: flex;
  flex-wrap: wrap;
  gap: 4px 14px;
  font-size: 14px;
}

.sun-nav a.is-active {
  color: #8a6a12;
  box-shadow: inset 0 -2px 0 var(--gold);
}

.sun-nav .live {
  background: var(--silicon);
  color: var(--gold);
  padding: 4px 10px;
}

.nav-toggle {
  display: none;
  margin-left: auto;
  background: var(--gold);
  color: var(--silicon);
  border: 0;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  font-family: var(--display);
  font-weight: 700;
}

.hero {
  position: relative;
  z-index: 2;
  padding: 32px 36px 20px;
  max-width: 1120px;
  margin: 0 auto;
}

.kicker {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: #8a6a12;
  margin: 0 0 10px;
}

h1,
h2,
h3 {
  font-family: var(--display);
  font-weight: 700;
  line-height: 1.15;
}

h1 {
  font-size: clamp(2rem, 4vw, 3rem);
  margin: 0 0 18px;
}

.sun-field {
  list-style: none;
  margin: 0 0 22px;
  padding: 12px;
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 10px;
}

.sun-field li {
  aspect-ratio: 1;
  border-radius: 50%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  font-size: 11px;
  transform: rotate(var(--tilt, 0deg));
  color: var(--silicon);
  padding: 6px;
}

.sun-field li small {
  display: block;
  font-family: var(--mono);
  font-size: 9px;
  margin-top: 2px;
}

.sun-field li.ok {
  background: radial-gradient(circle at 40% 35%, var(--gold), #c49214);
}

.sun-field li.dust {
  background: radial-gradient(circle at 40% 35%, #c4a06a, var(--dust));
  color: #fff;
}

.sun-field li.shade {
  background: radial-gradient(circle at 40% 35%, #7a90a4, #3a5060);
  color: #fff;
}

.sun-field li.fault {
  background: radial-gradient(circle at 40% 35%, #e07a3a, var(--fault));
  color: #fff;
}

.sun-field li.off {
  background: #2a3540;
  color: #9aa8b4;
  filter: grayscale(0.4);
}

.lead {
  margin: 0 0 16px;
}

.chip-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 18px;
}

.chip {
  font-family: var(--mono);
  font-size: 11px;
  border: 1px solid var(--silicon);
  padding: 3px 8px;
}

.chip.warn {
  border-color: var(--fault);
  color: var(--fault);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 20px;
}

.btn {
  display: inline-block;
  padding: 10px 16px;
  font-size: 14px;
}

.btn-fill {
  background: var(--silicon);
  color: var(--gold);
}

.btn-ghost {
  border: 1px solid var(--silicon);
}

.hero figure {
  margin: 0;
}

.hero img {
  width: 100%;
  height: 280px;
  object-fit: cover;
  border: 1px solid rgba(14, 28, 40, 0.15);
}

.plot {
  position: relative;
  z-index: 2;
  padding: 48px 36px 16px;
  max-width: 1080px;
  margin: 0 auto;
}

.plot-label {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: #8a6a12;
  margin: 0 0 8px;
}

.plot-head h2 {
  font-size: clamp(1.35rem, 2.4vw, 1.9rem);
  margin: 0 0 8px;
}

.three {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}

.three article {
  background: #fff;
  padding: 14px 16px 6px;
  border-top: 4px solid var(--gold);
}

.three ul,
.rule-list {
  padding-left: 1.1em;
}

.wash-scale {
  display: grid;
  grid-template-columns: 260px 1fr;
  gap: 16px;
  background: #fff;
  padding: 16px;
}

.dust-face {
  background: linear-gradient(180deg, #c4a06a, var(--dust));
  color: #fff;
  padding: 16px;
  border-radius: 0 0 40% 40%;
}

.dust-face .plot-label,
.dust-face label,
.dust-face .win-note {
  color: rgba(255, 255, 255, 0.85);
}

.dust-face label {
  display: block;
  font-size: 12px;
  margin: 8px 0 6px;
}

.dust-num {
  font-family: var(--mono);
  font-size: 36px;
  margin: 0;
}

#dust {
  width: 100%;
  accent-color: var(--gold);
}

.win-note {
  font-family: var(--mono);
  font-size: 10px;
  margin: 8px 0 0;
}

.tri-state {
  font-family: var(--mono);
  font-size: 13px;
  margin: 4px 0 0;
}

.tri-state.ok {
  color: #d4f0c8;
}

.tri-state.warn,
.tri-state.late {
  color: #ffe7c2;
}

.pr-rank {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.pr-rank li {
  background: var(--sky);
  padding: 12px 14px;
  border-left: 8px solid var(--gold);
  font-size: 13px;
}

.pr-rank li span {
  display: block;
  font-family: var(--display);
  font-weight: 700;
  font-size: 18px;
}

.pr-rank li small {
  display: block;
  margin-top: 4px;
  font-family: var(--mono);
  color: var(--mute);
}

.pr-rank li.is-now {
  border-left-color: var(--dust);
}

.string-gap table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}

.string-gap th,
.string-gap td {
  text-align: left;
  padding: 8px 10px;
  border-bottom: 1px solid rgba(14, 28, 40, 0.1);
}

.string-gap th {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--mute);
}

.string-gap tr.is-late td {
  color: var(--fault);
}

.pond-table {
  overflow-x: auto;
  margin: 16px 0;
}

.pair {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

.inset,
.pair figure {
  margin: 20px 0 0;
}

.inset img,
.pair img {
  width: 100%;
  height: 240px;
  object-fit: cover;
}

figcaption {
  font-size: 13px;
  color: var(--mute);
  margin-top: 8px;
}

.value-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.role-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}

.value-grid article,
.role-row article {
  background: #fff;
  padding: 14px 16px 8px;
  border-left: 4px solid var(--gold);
}

.rule-list li {
  margin-bottom: 8px;
}

.keeper-foot {
  position: relative;
  z-index: 2;
  margin-top: 36px;
  padding: 28px 36px 48px;
  background: var(--silicon);
  color: var(--foam);
}

@media (max-width: 900px) {
  .sun-field {
    grid-template-columns: repeat(3, 1fr);
  }

  .three,
  .wash-scale,
  .value-grid,
  .role-row,
  .pair {
    grid-template-columns: 1fr;
  }

  .nav-toggle {
    display: block;
  }

  .sun-nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--sky);
    padding: 12px 18px 18px;
    flex-direction: column;
  }

  .sun-nav.open {
    display: flex;
  }

  .hero,
  .plot,
  .keeper-foot {
    padding-left: 16px;
    padding-right: 16px;
  }
}