/* Lantern Garden: game client styles. Night greenhouse palette, amber lantern accents. */
:root {
  --night-0: #070d14;
  --night-1: #0d1a24;
  --night-2: #132733;
  --glass: rgba(150, 220, 205, 0.07);
  --glass-edge: rgba(160, 230, 210, 0.22);
  --jade: #4fd1a5;
  --jade-deep: #1d7a62;
  --amber: #ffb547;
  --amber-hot: #ff8a3d;
  --cream: #f6ecd6;
  --muted: #8fa9ab;
  --danger: #ff6b6b;
  --cell-gap: clamp(4px, 1vw, 8px);
  --radius: 14px;
  --font: "Trebuchet MS", "Segoe UI", system-ui, sans-serif;
  --font-display: Georgia, "Times New Roman", serif;
}

* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  font-family: var(--font);
  color: var(--cream);
  background:
    radial-gradient(1200px 600px at 50% -10%, #1b3a3f 0%, transparent 60%),
    radial-gradient(800px 500px at 90% 110%, #2a1f33 0%, transparent 60%),
    linear-gradient(180deg, var(--night-1), var(--night-0));
  overflow-x: hidden;
  -webkit-tap-highlight-color: transparent;
}
button { font: inherit; color: inherit; cursor: pointer; }
button:disabled { cursor: not-allowed; opacity: 0.45; }
[hidden] { display: none !important; }

/* ---------- ambient fireflies ---------- */
.sky { position: fixed; inset: 0; pointer-events: none; overflow: hidden; z-index: 0; }
.firefly {
  position: absolute; width: 6px; height: 6px; border-radius: 50%;
  background: #ffe9a8; box-shadow: 0 0 12px 4px rgba(255, 210, 110, 0.55);
  animation: drift 14s ease-in-out infinite, blink 3.2s ease-in-out infinite;
}
.f1 { left: 8%; top: 70%; animation-delay: 0s, 0.4s; }
.f2 { left: 22%; top: 30%; animation-delay: -3s, 1.1s; }
.f3 { left: 78%; top: 22%; animation-delay: -6s, 0.2s; }
.f4 { left: 90%; top: 60%; animation-delay: -9s, 2s; }
.f5 { left: 55%; top: 85%; animation-delay: -2s, 1.6s; }
.f6 { left: 40%; top: 12%; animation-delay: -11s, 0.8s; }
@keyframes drift {
  0%, 100% { transform: translate(0, 0); }
  33% { transform: translate(30px, -40px); }
  66% { transform: translate(-25px, -15px); }
}
@keyframes blink { 0%, 100% { opacity: 0.2; } 50% { opacity: 1; } }

/* ---------- logo ---------- */
.logo {
  margin: 0; font-family: var(--font-display); font-weight: 400; font-style: italic;
  font-size: clamp(30px, 6vw, 44px); letter-spacing: 0.02em; line-height: 1;
  color: var(--amber); text-shadow: 0 0 18px rgba(255, 181, 71, 0.45);
}
.logo span { color: var(--jade); margin-left: 0.15em; text-shadow: 0 0 18px rgba(79, 209, 165, 0.4); }
.logo.small { font-size: clamp(20px, 4vw, 28px); }

/* ---------- login ---------- */
.login { position: relative; z-index: 1; min-height: 100%; display: grid; place-items: center; padding: 16px; }
.login-card {
  width: min(380px, 100%); display: grid; gap: 12px; padding: 28px 24px;
  background: var(--glass); border: 1px solid var(--glass-edge); border-radius: 20px;
  backdrop-filter: blur(6px); text-align: center;
}
.login-card label { color: var(--muted); font-size: 14px; margin-top: 12px; }
.login-card input {
  font: inherit; color: var(--cream); padding: 12px 14px; border-radius: 10px;
  border: 1px solid var(--glass-edge); background: rgba(0, 0, 0, 0.35); text-align: center;
}
.login-card input:focus { outline: 2px solid var(--jade); outline-offset: 1px; }
.login-error { min-height: 1.2em; margin: 0; color: var(--danger); font-size: 14px; }

/* ---------- shared buttons ---------- */
.btn-primary, .btn-ghost {
  border: 0; border-radius: 999px; padding: 12px 26px; font-weight: 700; letter-spacing: 0.04em;
}
.btn-primary {
  color: #2a1503; background: linear-gradient(180deg, #ffd27a, var(--amber) 55%, var(--amber-hot));
  box-shadow: 0 6px 18px rgba(255, 138, 61, 0.35), inset 0 1px 0 rgba(255, 255, 255, 0.6);
}
.btn-primary:hover:not(:disabled) { filter: brightness(1.08); }
.btn-ghost { background: transparent; border: 1px solid var(--glass-edge); color: var(--cream); }
.icon-btn {
  width: 40px; height: 40px; display: grid; place-items: center; border-radius: 50%;
  background: var(--glass); border: 1px solid var(--glass-edge);
}
.icon-btn svg { width: 22px; height: 22px; fill: none; stroke: var(--cream); stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.icon-btn svg path:first-child { fill: none; }
.icon-btn[aria-pressed="false"] .wave { opacity: 0; }
.icon-btn[aria-pressed="false"] { opacity: 0.6; }

/* ---------- layout ---------- */
.game {
  position: relative; z-index: 1; min-height: 100%; max-width: 1100px; margin: 0 auto;
  display: grid; grid-template-rows: auto 1fr auto; gap: 12px; padding: 12px 16px calc(12px + env(safe-area-inset-bottom));
}
.topbar { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.topbar-actions { display: flex; gap: 8px; }

.stage { display: grid; grid-template-columns: 170px 1fr; gap: 16px; align-items: center; min-height: 0; }

/* ---------- left rail ---------- */
.rail { display: grid; gap: 14px; align-content: center; }
.buy-card {
  display: grid; gap: 8px; padding: 18px 12px; border-radius: var(--radius);
  border: 2px solid rgba(255, 181, 71, 0.6);
  background:
    radial-gradient(120px 80px at 50% 0%, rgba(255, 181, 71, 0.35), transparent 70%),
    linear-gradient(180deg, #2b2a1c, #1a1810);
  box-shadow: 0 0 22px rgba(255, 181, 71, 0.18);
  text-transform: uppercase; font-weight: 800; letter-spacing: 0.06em;
}
.buy-card:hover:not(:disabled) { box-shadow: 0 0 28px rgba(255, 181, 71, 0.38); }
.buy-title { color: var(--amber); font-size: 15px; line-height: 1.15; }
.buy-price { font-size: 20px; color: var(--cream); }
.fs-panel {
  display: grid; justify-items: center; gap: 2px; padding: 14px 10px; border-radius: var(--radius);
  background: linear-gradient(180deg, rgba(79, 209, 165, 0.18), rgba(79, 209, 165, 0.05));
  border: 2px solid rgba(79, 209, 165, 0.55);
}
.fs-label { font-size: 12px; text-transform: uppercase; letter-spacing: 0.1em; color: var(--muted); }
.fs-gap { margin-top: 8px; }
.fs-left { font-size: 40px; font-weight: 800; color: var(--jade); line-height: 1; }
.fs-win { font-size: 20px; font-weight: 700; }

/* ---------- board ---------- */
.board-wrap { display: grid; gap: 10px; justify-items: center; min-width: 0; }
.tumble-banner {
  min-height: 42px; padding: 8px 22px; border-radius: 999px; text-align: center;
  background: rgba(0, 0, 0, 0.35); border: 1px solid var(--glass-edge);
  font-size: 15px; letter-spacing: 0.04em; color: var(--muted);
  display: grid; place-items: center;
}
.tumble-banner.hot { color: var(--cream); border-color: rgba(255, 181, 71, 0.6); box-shadow: 0 0 20px rgba(255, 181, 71, 0.25); }
.tumble-banner b { color: var(--amber); }
.board-frame {
  position: relative; width: 100%;
  max-width: min(560px, calc((100vh - 290px) * var(--aspect, 1)));
  padding: clamp(8px, 1.6vw, 14px); border-radius: 22px;
  background:
    linear-gradient(180deg, rgba(160, 230, 210, 0.10), rgba(160, 230, 210, 0.03)),
    rgba(4, 12, 16, 0.6);
  border: 1px solid var(--glass-edge);
  box-shadow: inset 0 0 40px rgba(79, 209, 165, 0.08), 0 20px 50px rgba(0, 0, 0, 0.45);
}
.board-frame.free { border-color: rgba(79, 209, 165, 0.7); box-shadow: inset 0 0 50px rgba(79, 209, 165, 0.2), 0 0 40px rgba(79, 209, 165, 0.25); }
.board {
  display: grid; gap: var(--cell-gap);
  grid-template-columns: repeat(var(--cols, 3), 1fr);
  /* Clip tumbling cells above the grid, but leave room for the win glow and scale. */
  overflow: hidden; border-radius: 14px; padding: 8px; margin: -8px;
}
.cell {
  position: relative; aspect-ratio: 1; border-radius: 12px;
  background: radial-gradient(circle at 50% 35%, rgba(255, 255, 255, 0.07), rgba(255, 255, 255, 0.015) 70%);
  border: 1px solid rgba(255, 255, 255, 0.05);
  display: grid; place-items: center;
}
.cell svg { width: 78%; height: 78%; overflow: visible; filter: drop-shadow(0 4px 6px rgba(0, 0, 0, 0.45)); }
.cell.drop { animation: drop var(--drop-ms, 380ms) cubic-bezier(0.25, 1.3, 0.5, 1) both; animation-delay: var(--delay, 0ms); }
@keyframes drop {
  from { transform: translateY(calc(-100% * var(--fall, 3) - var(--cell-gap) * var(--fall, 3))); opacity: 0.2; }
  to { transform: translateY(0); opacity: 1; }
}
.cell.win { animation: glow 0.9s ease-in-out infinite alternate; z-index: 1; }
.cell.win::after {
  content: ""; position: absolute; inset: -2px; border-radius: 12px;
  border: 2px solid var(--amber); box-shadow: 0 0 18px rgba(255, 181, 71, 0.7);
}
@keyframes glow { from { transform: scale(1); } to { transform: scale(1.07); } }
.cell.burst { animation: burst var(--burst-ms, 320ms) ease-in forwards; }
@keyframes burst {
  0% { transform: scale(1.08); opacity: 1; filter: brightness(1.8); }
  100% { transform: scale(0.2) rotate(25deg); opacity: 0; }
}
.cell.scatter-hit svg { animation: pulse 0.7s ease-in-out infinite alternate; }
@keyframes pulse { from { transform: scale(1); } to { transform: scale(1.15); } }

.win-pop {
  position: absolute; left: 50%; top: 50%; transform: translate(-50%, -50%) scale(0.6);
  font-size: clamp(28px, 7vw, 54px); font-weight: 800; color: var(--amber);
  text-shadow: 0 0 20px rgba(255, 138, 61, 0.8), 0 3px 0 #6b3300;
  opacity: 0; pointer-events: none; transition: opacity 0.2s, transform 0.3s cubic-bezier(0.3, 1.6, 0.5, 1);
  white-space: nowrap; z-index: 3;
}
.win-pop.show { opacity: 1; transform: translate(-50%, -50%) scale(1); }

/* ---------- console ---------- */
.console {
  display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; gap: 12px;
  padding: 12px 16px; border-radius: 22px;
  background: linear-gradient(180deg, rgba(10, 22, 28, 0.85), rgba(5, 12, 16, 0.95));
  border: 1px solid var(--glass-edge);
}
.meters { display: flex; gap: clamp(10px, 3vw, 28px); }
.meter { display: grid; gap: 2px; min-width: 0; }
.meter-label { font-size: 11px; text-transform: uppercase; letter-spacing: 0.12em; color: var(--muted); }
.meter-value { font-size: clamp(15px, 2.4vw, 20px); font-weight: 700; font-variant-numeric: tabular-nums; }
#win.meter-value { color: var(--amber); }
.controls { display: flex; align-items: center; gap: clamp(6px, 1.5vw, 12px); }
.round-btn {
  width: 40px; height: 40px; border-radius: 50%; font-size: 24px; line-height: 1;
  background: var(--glass); border: 1px solid var(--glass-edge);
}
.pill-btn {
  min-width: 58px; height: 36px; padding: 0 12px; border-radius: 999px; font-size: 13px; font-weight: 700;
  text-transform: uppercase; letter-spacing: 0.08em; background: var(--glass); border: 1px solid var(--glass-edge);
}
.pill-btn.active { background: var(--jade-deep); border-color: var(--jade); }
.spin-btn {
  width: clamp(70px, 14vw, 88px); height: clamp(70px, 14vw, 88px); border-radius: 50%; border: 0;
  display: grid; place-items: center;
  background: radial-gradient(circle at 50% 30%, #7cf0c6, var(--jade) 45%, var(--jade-deep));
  box-shadow: 0 0 0 4px rgba(79, 209, 165, 0.25), 0 10px 26px rgba(29, 122, 98, 0.55), inset 0 2px 0 rgba(255, 255, 255, 0.4);
  transition: transform 0.15s;
}
.spin-btn svg { width: 52%; height: 52%; fill: none; stroke: #062a20; stroke-width: 6; stroke-linecap: round; stroke-linejoin: round; }
.spin-btn:hover:not(:disabled) { transform: scale(1.04); }
.spin-btn.spinning svg { animation: rot 0.8s linear infinite; }
.spin-btn.stop { background: radial-gradient(circle at 50% 30%, #ffb3a3, #ff7a63 45%, #b33a2a); }
.spin-btn.stop svg { display: none; }
.spin-btn.stop::before { content: attr(data-count); font-size: 20px; font-weight: 800; color: #3a0d05; }
@keyframes rot { to { transform: rotate(360deg); } }
.toggles { justify-self: end; }
.switch { display: inline-flex; align-items: center; gap: 8px; font-size: 13px; text-transform: uppercase; letter-spacing: 0.08em; color: var(--muted); cursor: pointer; }
.switch input { appearance: none; width: 38px; height: 22px; border-radius: 999px; background: rgba(255, 255, 255, 0.12); position: relative; cursor: pointer; margin: 0; }
.switch input::after { content: ""; position: absolute; top: 3px; left: 3px; width: 16px; height: 16px; border-radius: 50%; background: var(--cream); transition: left 0.15s; }
.switch input:checked { background: var(--amber-hot); }
.switch input:checked::after { left: 19px; }

/* ---------- dialogs ---------- */
.dlg {
  width: min(420px, calc(100vw - 32px)); max-height: calc(100vh - 40px); padding: 22px;
  color: var(--cream); background: linear-gradient(180deg, #13262f, #0a151b);
  border: 1px solid var(--glass-edge); border-radius: 20px; box-shadow: 0 30px 80px rgba(0, 0, 0, 0.6);
}
.dlg-wide { width: min(620px, calc(100vw - 32px)); }
.dlg::backdrop { background: rgba(2, 6, 9, 0.7); backdrop-filter: blur(3px); }
.dlg h2 { margin: 0 0 4px; font-family: var(--font-display); font-style: italic; font-weight: 400; color: var(--amber); font-size: 26px; }
.dlg h3 { margin: 16px 0 8px; font-size: 12px; text-transform: uppercase; letter-spacing: 0.12em; color: var(--muted); }
.dlg-sub { margin: 0 0 8px; color: var(--muted); font-size: 14px; }
.dlg-total { margin: 18px 0; font-size: 16px; }
.dlg-total b { color: var(--amber); font-size: 22px; }
.dlg-price { margin: 14px 0 20px; font-size: 34px; font-weight: 800; color: var(--amber); text-align: center; }
.dlg-row { display: flex; justify-content: space-between; gap: 12px; }
.dlg form { margin: 0; }
.dlg > form:last-child { margin-top: 16px; text-align: center; }
.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chip {
  min-width: 48px; padding: 8px 12px; border-radius: 10px; font-weight: 700;
  background: var(--glass); border: 1px solid var(--glass-edge);
}
.chip[aria-pressed="true"] { background: var(--jade-deep); border-color: var(--jade); }
.paytable { display: grid; grid-template-columns: repeat(auto-fill, minmax(170px, 1fr)); gap: 10px; }
.pay-row { display: grid; grid-template-columns: 56px 1fr; gap: 10px; align-items: center; padding: 8px; border-radius: 12px; background: var(--glass); }
.pay-row svg { width: 56px; height: 56px; }
.pay-row ul { margin: 0; padding: 0; list-style: none; font-size: 13px; font-variant-numeric: tabular-nums; }
.pay-row li b { color: var(--amber); display: inline-block; min-width: 26px; }
.pay-row.scatter { grid-column: 1 / -1; background: rgba(255, 181, 71, 0.08); border: 1px solid rgba(255, 181, 71, 0.35); }
.rules { margin: 0; padding-left: 18px; color: var(--muted); font-size: 14px; line-height: 1.55; }
.rules b { color: var(--cream); }

/* ---------- overlay (feature start / end, big win) ---------- */
.overlay { position: fixed; inset: 0; z-index: 20; display: grid; place-items: center; padding: 16px; background: rgba(2, 6, 9, 0.72); backdrop-filter: blur(4px); animation: fade 0.25s ease-out; }
.overlay-card {
  text-align: center; padding: 32px 28px; width: min(420px, 100%); border-radius: 24px;
  background: radial-gradient(300px 200px at 50% 0%, rgba(255, 181, 71, 0.25), transparent 70%), linear-gradient(180deg, #17303a, #0a151b);
  border: 2px solid rgba(255, 181, 71, 0.55); box-shadow: 0 0 60px rgba(255, 181, 71, 0.25);
  animation: pop 0.4s cubic-bezier(0.3, 1.5, 0.5, 1);
}
.overlay-kicker { margin: 0; text-transform: uppercase; letter-spacing: 0.2em; font-size: 13px; color: var(--jade); }
.overlay-title { margin: 8px 0; font-size: clamp(36px, 9vw, 56px); font-weight: 800; color: var(--amber); text-shadow: 0 0 24px rgba(255, 138, 61, 0.6); }
.overlay-sub { margin: 0 0 22px; color: var(--muted); }
@keyframes fade { from { opacity: 0; } }
@keyframes pop { from { transform: scale(0.7); opacity: 0; } }

.toast {
  position: fixed; left: 50%; bottom: calc(130px + env(safe-area-inset-bottom)); transform: translateX(-50%); z-index: 30;
  max-width: calc(100vw - 32px); padding: 12px 18px; border-radius: 12px;
  background: #3b1414; border: 1px solid var(--danger); color: #ffd9d9; font-size: 14px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5); animation: fade 0.2s;
}

/* ---------- narrow screens: rail goes above the board, console stacks ---------- */
@media (max-width: 720px) {
  .game { padding: 10px 16px calc(10px + env(safe-area-inset-bottom)); gap: 10px; }
  .stage { grid-template-columns: 1fr; gap: 10px; }
  .rail { grid-template-columns: 1fr 1fr; align-items: stretch; }
  .rail:has(.fs-panel[hidden]) { grid-template-columns: 1fr; }
  .buy-card { grid-template-columns: 1fr auto; align-items: center; padding: 10px 14px; text-align: left; }
  .buy-title br { display: none; }
  .fs-panel { grid-template-columns: auto auto; justify-content: center; column-gap: 8px; padding: 8px; }
  .fs-left { font-size: 26px; }
  .fs-gap { margin-top: 0; }
  .board-frame { max-width: min(560px, calc((100vh - 360px) * var(--aspect, 1))); min-width: min(280px, 100%); }
  .console { grid-template-columns: 1fr; justify-items: center; padding: 10px 12px; }
  .meters { width: 100%; justify-content: space-between; }
  .toggles { justify-self: center; }
}

@media (prefers-reduced-motion: reduce) {
  .firefly, .cell.win, .cell.scatter-hit svg, .spin-btn.spinning svg { animation: none; }
}

.tumble-banner .muted { color: var(--muted); font-size: 13px; margin-left: 6px; }