/* 5 Second Game — No. 100 (practice feeder for 5secondgame.com)
 * Palette mirrors the real game: deep navy, violet primary, JetBrains Mono
 * numerals, and its rating colours. Self-contained. */

@import url("https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@500;700;800&family=Inter:wght@400;500;600;700&display=swap");

:root {
  --bg: #0e1119;
  --ink: #e3e7f2;
  --muted: #6f7690;
  --violet: #8b4dff;
  --violet-hi: #a97cff;
  --perfect: #17cf80;
  --amazing: #8b4dff;
  --great: #f6a723;
  --good: #7a8299;
  --stop: #e8433f;
  --mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  --sans: "Inter", ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  height: 100%;
  overflow: hidden;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  -webkit-tap-highlight-color: transparent;
  overscroll-behavior: none;
  -webkit-touch-callout: none;
  -webkit-user-select: none;
  user-select: none;
}

#canvas {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  display: block;
  z-index: 0;
}

/* ------------------------------------------------------------------ frame */

.frame { position: fixed; inset: 0; pointer-events: none; z-index: 6; }
.frame__corner {
  position: absolute;
  font-family: var(--mono);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.19em;
  text-transform: uppercase;
  color: rgba(227, 231, 242, 0.28);
}
.frame__corner--tl { bottom: max(14px, env(safe-area-inset-bottom)); left: max(16px, env(safe-area-inset-left)); }
.frame__corner--tr { bottom: max(14px, env(safe-area-inset-bottom)); right: max(16px, env(safe-area-inset-right)); }
.frame__corner--bl { bottom: calc(max(14px, env(safe-area-inset-bottom)) + 19px); left: max(16px, env(safe-area-inset-left)); pointer-events: auto; }
.frame__corner--bl a { color: inherit; text-decoration: none; transition: color 0.18s ease; }
.frame__corner--bl a:hover { color: var(--violet-hi); }
.frame__corner--bl a:focus-visible { outline: 2px solid var(--violet-hi); outline-offset: 3px; }

/* ------------------------------------------------------- daily CTA banner */

.daily {
  position: fixed;
  top: max(10px, env(safe-area-inset-top));
  left: 50%;
  transform: translateX(-50%);
  z-index: 7;
  display: inline-flex;
  align-items: center;
  gap: 9px;
  max-width: calc(100% - 24px);
  padding: 8px 14px;
  font-size: 12.5px;
  font-weight: 600;
  color: var(--ink);
  text-decoration: none;
  background: rgba(139, 77, 255, 0.13);
  border: 1px solid rgba(139, 77, 255, 0.36);
  border-radius: 999px;
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
  transition: background 0.18s ease, border-color 0.18s ease, transform 0.18s ease;
}
.daily:hover { background: rgba(139, 77, 255, 0.24); border-color: var(--violet-hi); transform: translateX(-50%) translateY(-1px); }
.daily:focus-visible { outline: 2px solid var(--violet-hi); outline-offset: 3px; }
.daily__dot {
  width: 7px; height: 7px; flex: 0 0 auto;
  border-radius: 50%;
  background: var(--perfect);
  box-shadow: 0 0 0 0 rgba(23, 207, 128, 0.6);
  animation: pip 2.4s ease-out infinite;
}
@keyframes pip {
  0% { box-shadow: 0 0 0 0 rgba(23, 207, 128, 0.55); }
  70%, 100% { box-shadow: 0 0 0 9px rgba(23, 207, 128, 0); }
}
.daily__text { flex: 0 1 auto; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
/* nowrap matters: without it the countdown broke onto a second line on a
   320px phone, doubling the banner height into the tip-jar badge */
.daily__time { flex: 0 0 auto; white-space: nowrap; font-family: var(--mono); font-size: 11px; color: var(--muted); font-variant-numeric: tabular-nums; }
.daily__go { flex: 0 0 auto; color: var(--violet-hi); font-weight: 700; }
.daily.is-hot { background: rgba(139, 77, 255, 0.3); border-color: var(--violet-hi); }

/* -------------------------------------------------------------------- HUD */

.hud {
  position: fixed;
  top: max(56px, calc(env(safe-area-inset-top) + 56px));
  left: 50%;
  transform: translateX(-50%);
  z-index: 5;
  display: flex;
  gap: 26px;
  pointer-events: none;
  font-family: var(--mono);
}
.hud__cell { display: flex; flex-direction: column; align-items: center; gap: 2px; }
.hud__k { font-size: 8.5px; font-weight: 500; letter-spacing: 0.2em; text-transform: uppercase; color: var(--muted); }
.hud__cell span:last-child { font-size: 15px; font-weight: 700; color: rgba(227, 231, 242, 0.85); font-variant-numeric: tabular-nums; }

.topright {
  position: fixed;
  top: max(10px, env(safe-area-inset-top));
  right: max(12px, env(safe-area-inset-right));
  z-index: 8;
  display: flex;
  gap: 7px;
}
.iconbtn {
  width: 32px; height: 32px;
  display: grid; place-items: center;
  font-family: var(--sans);
  font-size: 13px; font-weight: 700;
  color: rgba(227, 231, 242, 0.7);
  background: rgba(23, 27, 40, 0.75);
  border: 1px solid rgba(139, 77, 255, 0.26);
  border-radius: 50%;
  cursor: pointer;
  -webkit-backdrop-filter: blur(6px);
  backdrop-filter: blur(6px);
  transition: color 0.16s ease, border-color 0.16s ease;
}
.iconbtn:hover { color: var(--violet-hi); border-color: var(--violet-hi); }
.iconbtn:focus-visible { outline: 2px solid var(--violet-hi); outline-offset: 3px; }
.iconbtn[aria-pressed="false"] { color: rgba(227, 231, 242, 0.28); }

/* ------------------------------------------------------------------ stage */

.stage {
  position: relative;
  z-index: 3;
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 14px;
  padding: 96px 20px 132px;
  text-align: center;
}

.target {
  margin: 0;
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--muted);
}
.target b { color: var(--violet-hi); font-weight: 700; }

.readout {
  margin: 0;
  font-family: var(--mono);
  font-size: clamp(56px, 17vw, 118px);
  font-weight: 800;
  line-height: 1;
  letter-spacing: -0.03em;
  font-variant-numeric: tabular-nums;
  color: var(--ink);
  text-shadow: 0 0 60px rgba(139, 77, 255, 0.32);
  transition: color 0.25s ease, text-shadow 0.25s ease;
}
body.is-running .readout { color: var(--muted); text-shadow: none; }
body.is-result .readout { text-shadow: 0 0 70px currentColor; }

.verdict {
  margin: 0;
  min-height: 1.9em;
  font-size: 14.5px;
  font-weight: 600;
  color: var(--muted);
  display: flex;
  align-items: center;
  gap: 8px;
}
.verdict b { font-weight: 800; }
.verdict.is-pop { animation: pop 480ms cubic-bezier(0.2, 0.9, 0.3, 1.3); }
@keyframes pop { 0% { transform: scale(0.7); opacity: 0; } 60% { transform: scale(1.1); opacity: 1; } 100% { transform: scale(1); } }

/* Reserved space the canvas draws the accuracy meter into. It is always in
   the flow, so the layout never jumps between rounds and the Start button can
   never end up sitting on top of the meter. */
.meter { width: min(300px, calc(100% - 56px)); height: 32px; flex: 0 0 auto; }

.go {
  margin-top: 0;
  min-width: 190px;
  padding: 17px 40px;
  font-family: var(--sans);
  font-size: 17px;
  font-weight: 700;
  color: #fff;
  background: linear-gradient(180deg, var(--violet-hi) 0%, var(--violet) 60%, #6a2fd6 100%);
  border: none;
  border-radius: 999px;
  cursor: pointer;
  box-shadow: 0 12px 34px -8px rgba(139, 77, 255, 0.75), inset 0 1px 0 rgba(255, 255, 255, 0.34);
  transition: transform 0.12s ease, box-shadow 0.18s ease, filter 0.18s ease;
}
.go:hover { transform: translateY(-2px); filter: brightness(1.06); }
.go:active { transform: translateY(1px); }
.go:focus-visible { outline: 2px solid #fff; outline-offset: 4px; }
body.is-running .go {
  background: linear-gradient(180deg, #ff6a63 0%, var(--stop) 60%, #b82a27 100%);
  box-shadow: 0 12px 34px -8px rgba(232, 67, 63, 0.75), inset 0 1px 0 rgba(255, 255, 255, 0.34);
}

.modes {
  display: inline-flex;
  gap: 5px;
  padding: 4px;
  border: 1px solid rgba(139, 77, 255, 0.22);
  border-radius: 999px;
  background: rgba(23, 27, 40, 0.6);
}
.mode {
  padding: 8px 15px;
  font-family: var(--mono);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
  background: transparent;
  border: none;
  border-radius: 999px;
  cursor: pointer;
  transition: color 0.16s ease, background 0.16s ease;
}
.mode:hover { color: var(--ink); }
.mode.is-on { color: #fff; background: var(--violet); }
.mode:focus-visible { outline: 2px solid var(--violet-hi); outline-offset: 3px; }
body.is-running .mode { opacity: 0.4; pointer-events: none; }

/* -------------------------------------------------------------- funnel CTA */

.cta {
  position: fixed;
  left: 50%;
  transform: translateX(-50%);
  bottom: max(56px, calc(env(safe-area-inset-bottom) + 56px));
  z-index: 7;
  width: min(460px, calc(100% - 24px));
  padding: 14px 16px;
  text-align: center;
  background: rgba(23, 27, 40, 0.88);
  border: 1px solid rgba(139, 77, 255, 0.3);
  border-radius: 16px;
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  animation: ctaIn 0.4s ease both;
}
.cta[hidden] { display: none; }
@keyframes ctaIn { from { opacity: 0; transform: translateX(-50%) translateY(10px); } to { opacity: 1; transform: translateX(-50%) translateY(0); } }
.cta__line { margin: 0 0 11px; font-size: 13px; line-height: 1.5; color: rgba(227, 231, 242, 0.76); }
.cta__line b { color: var(--ink); }
.cta__row { display: flex; gap: 8px; justify-content: center; flex-wrap: wrap; }
.cta__btn, .cta__share {
  padding: 10px 18px;
  font-family: var(--sans);
  font-size: 13px;
  font-weight: 700;
  border-radius: 999px;
  cursor: pointer;
  text-decoration: none;
  transition: filter 0.16s ease, border-color 0.16s ease, color 0.16s ease;
}
.cta__btn { color: #fff; background: linear-gradient(180deg, var(--violet-hi), var(--violet)); border: none; }
.cta__btn:hover { filter: brightness(1.08); }
.cta__share { color: rgba(227, 231, 242, 0.78); background: transparent; border: 1px solid rgba(139, 77, 255, 0.34); }
.cta__share:hover { color: var(--ink); border-color: var(--violet-hi); }
.cta__btn:focus-visible, .cta__share:focus-visible { outline: 2px solid var(--violet-hi); outline-offset: 3px; }

/* ------------------------------------------------------------------ intro */

.intro {
  position: fixed;
  inset: 0;
  z-index: 12;
  display: grid;
  place-items: center;
  padding: 20px;
  background: radial-gradient(120% 100% at 50% 30%, rgba(45, 30, 90, 0.82) 0%, rgba(7, 9, 15, 0.97) 74%);
  -webkit-backdrop-filter: blur(4px);
  backdrop-filter: blur(4px);
}
.intro[hidden] { display: none; }
.intro__panel {
  width: min(430px, 100%);
  max-height: 100%;
  overflow-y: auto;
  padding: 26px 24px 24px;
  text-align: center;
  background: linear-gradient(170deg, rgba(31, 27, 56, 0.96) 0%, rgba(12, 14, 22, 0.97) 100%);
  border: 1px solid rgba(139, 77, 255, 0.3);
  border-radius: 18px;
  box-shadow: 0 24px 64px rgba(0, 0, 0, 0.66);
}
.intro__eyebrow {
  margin: 0 0 8px;
  font-family: var(--mono);
  font-size: 9.5px;
  font-weight: 700;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--violet-hi);
}
.intro__title { margin: 0 0 18px; font-size: clamp(30px, 7vw, 42px); font-weight: 800; letter-spacing: -0.02em; }
.intro__steps { margin: 0 0 16px; padding: 0; list-style: none; display: flex; flex-direction: column; gap: 11px; text-align: left; }
.intro__steps li { display: flex; align-items: flex-start; gap: 11px; }
.intro__n {
  flex: 0 0 auto;
  width: 22px; height: 22px;
  display: grid; place-items: center;
  font-family: var(--mono); font-size: 11px; font-weight: 700;
  color: #fff; background: var(--violet); border-radius: 50%;
}
.intro__t { flex: 1 1 auto; min-width: 0; font-size: 14px; line-height: 1.5; color: rgba(227, 231, 242, 0.8); }
.intro__t b { color: var(--ink); font-weight: 700; }
.intro__note {
  margin: 0 0 18px;
  padding: 11px 13px;
  font-size: 12.5px;
  line-height: 1.5;
  color: rgba(227, 231, 242, 0.68);
  background: rgba(139, 77, 255, 0.1);
  border: 1px solid rgba(139, 77, 255, 0.22);
  border-radius: 11px;
}
.intro__note b { color: var(--violet-hi); font-weight: 700; }
.intro__btn {
  padding: 13px 34px;
  font-family: var(--sans);
  font-size: 15px; font-weight: 700; color: #fff;
  background: linear-gradient(180deg, var(--violet-hi), var(--violet));
  border: none; border-radius: 999px; cursor: pointer;
  box-shadow: 0 10px 28px -6px rgba(139, 77, 255, 0.7);
  transition: filter 0.16s ease, transform 0.12s ease;
}
.intro__btn:hover { filter: brightness(1.07); transform: translateY(-1px); }
.intro__btn:focus-visible { outline: 2px solid #fff; outline-offset: 4px; }

/* -------------------------------------------------- shared-badge docking
 * The stage runs down the middle and the CTA owns the lower band, so the
 * badges tuck into the upper-left where nothing else sits. */
.opt-tipjar.opt-tipjar {
  top: calc(max(52px, env(safe-area-inset-top) + 52px));
  bottom: auto; right: auto;
  left: max(12px, env(safe-area-inset-left));
  transform: none;
}
.opt-fs.opt-fs {
  top: calc(max(106px, env(safe-area-inset-top) + 106px));
  bottom: auto; right: auto;
  left: max(12px, env(safe-area-inset-left));
  transform: none;
}
.opt-tipjar.opt-tipjar.tj-nudge { animation: none; }

/* ------------------------------------------------------------- responsive */

@media (max-width: 560px) {
  .daily { font-size: 11.5px; padding: 7px 12px; gap: 7px; }
  .hud { gap: 20px; }
  .stage { padding: 92px 16px 128px; gap: 11px; }
}
@media (max-width: 380px) {
  .daily__text { max-width: 42vw; }
}
@media (max-height: 620px) {
  .stage { gap: 9px; padding: 84px 16px 118px; }
  .meter { height: 26px; }
  .readout { font-size: clamp(42px, 12vh, 74px); }
  .go { padding: 13px 32px; font-size: 15px; min-width: 160px; }
  .cta { bottom: max(48px, calc(env(safe-area-inset-bottom) + 48px)); padding: 11px 13px; }
  .cta__line { margin-bottom: 8px; font-size: 12px; }
  .intro__panel { padding: 18px 18px 18px; }
  .intro__title { font-size: clamp(22px, 5vh, 32px); margin-bottom: 12px; }
  .intro__steps { gap: 8px; margin-bottom: 12px; }
  .intro__t { font-size: 12.5px; }
  .intro__note { margin-bottom: 12px; font-size: 11.5px; padding: 9px 11px; }
}

@media (prefers-reduced-motion: reduce) {
  .daily__dot { animation: none; }
  .cta { animation: none; }
  .verdict.is-pop { animation: none; }
  .go, .iconbtn, .mode, .daily, .readout { transition: none; }
}