:root {
  --ink: #0b0c10;
  --parchment: #ece5d3;
  --muted: #98948a;
  --brass: #c9a35a;
  --moss: #8fb573;
  --frost: #a9cde0;
  --display: "Iowan Old Style", "Palatino Linotype", Palatino, "Book Antiqua", Georgia, serif;
  --utility: "Avenir Next", "Segoe UI", "Helvetica Neue", Arial, sans-serif;
}
* { box-sizing: border-box; }
html, body { height: 100%; margin: 0; overflow: hidden; background: var(--ink); color: var(--parchment); }
body { font-family: var(--utility); -webkit-font-smoothing: antialiased; user-select: none; -webkit-user-select: none; }
#scene { position: fixed; inset: 0; width: 100%; height: 100%; display: block; touch-action: none; outline: none; }

.mark, .readout, .hint, .season, .tools, .guide { position: fixed; z-index: 2; opacity: 0; transition: opacity 1.4s ease .3s; }
body.ready .mark, body.ready .readout, body.ready .hint, body.ready .season, body.ready .tools { opacity: 1; }

.mark { top: 26px; left: 30px; pointer-events: none; }
.mark h1 { margin: 0; font: italic 500 27px/1 var(--display); letter-spacing: .01em; }
.mark p { margin: 9px 0 0; font-size: 10px; letter-spacing: .26em; text-transform: uppercase; color: var(--muted); }

.readout { top: 26px; right: 30px; margin: 0; display: flex; gap: 26px; pointer-events: none; }
.readout div { min-width: 44px; }
.readout dt { font-size: 9.5px; letter-spacing: .24em; text-transform: uppercase; color: var(--muted); }
.readout dd { margin: 7px 0 0; font: 500 17px/1 var(--display); font-variant-numeric: tabular-nums; white-space: nowrap; }

.hint {
  left: 50%; top: 30px; margin: 0; padding: 0 20px; width: max-content; max-width: 92vw; text-align: center;
  font: italic 400 15px/1.35 var(--display); color: var(--parchment); text-shadow: 0 1px 12px rgba(0, 0, 0, .8);
  transform: translateX(-50%); pointer-events: none;
}
body.ready .hint { opacity: 0; }
body.ready .hint.show { animation: hint-in .5s ease forwards; }
@keyframes hint-in { from { opacity: 0; transform: translate(-50%, -5px); } to { opacity: .86; transform: translate(-50%, 0); } }

.season { left: 50%; bottom: 30px; width: 124px; height: 124px; transform: translateX(-50%); }
.dial { position: absolute; inset: 0; border-radius: 50%; cursor: grab; touch-action: none; outline: none;
  filter: drop-shadow(0 8px 18px rgba(0, 0, 0, .55)); }
.dial.turning { cursor: grabbing; }
.dial:focus-visible { box-shadow: 0 0 0 2px var(--ink), 0 0 0 4px var(--brass); }
.dial svg { width: 100%; height: 100%; display: block; }
#needle { transform-origin: 0 0; }
.dial.turning #needle circle:first-child { fill: #fff; }
#season-name { position: absolute; inset: 0; display: grid; place-items: center; pointer-events: none;
  font: italic 500 16px/1 var(--display); color: var(--parchment); }
.s-label { position: absolute; background: none; border: 0; padding: 6px 8px; cursor: pointer; color: var(--muted);
  font: 500 9.5px/1 var(--utility); letter-spacing: .22em; text-transform: uppercase; transition: color .2s; }
.s-label:hover, .s-label:focus-visible { color: var(--parchment); outline: none; }
.s-n { left: 50%; top: -24px; transform: translateX(-50%); }
.s-s { display: none; }
.s-e { left: 100%; top: 50%; transform: translate(4px, -50%); }
.s-w { right: 100%; top: 50%; transform: translate(-4px, -50%); }

.tools { right: 30px; bottom: 30px; display: flex; gap: 6px; }
.tools button { background: rgba(20, 21, 26, .55); color: var(--muted); border: 1px solid rgba(201, 163, 90, .28); border-radius: 999px;
  padding: 9px 14px; cursor: pointer; font: 500 10px/1 var(--utility); letter-spacing: .18em; text-transform: uppercase;
  backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px); transition: color .2s, border-color .2s; }
.tools button:hover, .tools button:focus-visible { color: var(--parchment); border-color: var(--brass); outline: none; }
.tools button[aria-pressed="false"] { color: #6a675f; }

.guide { right: 30px; bottom: 80px; width: min(340px, calc(100vw - 60px)); padding: 22px 24px 18px; pointer-events: none;
  background: rgba(14, 15, 19, .82); border: 1px solid rgba(201, 163, 90, .3); border-radius: 4px;
  backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px); transform: translateY(8px); transition: opacity .3s, transform .3s; }
.guide.open { opacity: 1; transform: none; pointer-events: auto; }
.guide h2 { margin: 0 0 14px; font: italic 500 19px/1 var(--display); }
.guide dl { margin: 0; display: grid; grid-template-columns: 70px 1fr; gap: 10px 14px; }
.guide dt { font-size: 9.5px; letter-spacing: .2em; text-transform: uppercase; color: var(--brass); padding-top: 3px; }
.guide dd { margin: 0; font: 400 13px/1.45 var(--display); color: #cfc8b6; }

.grip { position: fixed; left: 0; top: 0; z-index: 3; width: 62px; height: 62px; border-radius: 50%; opacity: 0; pointer-events: none;
  background: conic-gradient(rgba(169, 205, 224, .95) var(--water, 360deg), rgba(169, 205, 224, .14) 0);
  -webkit-mask: radial-gradient(circle, transparent 27px, #000 28px, #000 30px, transparent 31px);
  mask: radial-gradient(circle, transparent 27px, #000 28px, #000 30px, transparent 31px);
  transition: opacity .15s; }

@media (max-width: 760px) {
  .mark { top: 16px; left: 16px; } .mark h1 { font-size: 21px; } .mark p { display: none; }
  .readout { top: 16px; right: 16px; gap: 14px; } .readout dd { font-size: 14px; } .readout div:nth-child(4) { display: none; }
  @media (max-width: 420px) { .readout { top: 48px; left: 16px; right: auto; } .hint { top: 96px !important; } }
  .tools { right: 12px; bottom: 12px; flex-direction: column; align-items: flex-end; } .tools button { padding: 8px 11px; }
  .season { left: 84px; bottom: 34px; width: 104px; height: 104px; } .s-e, .s-w { display: none; }
  .hint { top: 62px; font-size: 13px; white-space: normal; width: auto; }
  .guide { right: 12px; bottom: 122px; }
}
@media (prefers-reduced-motion: reduce) {
  .hint.show { animation-duration: .01s !important; }
  .mark, .readout, .hint, .season, .tools, .guide { transition-duration: .01s; }
}