/* ── Protractor — guess the angle ─────────────────────────────────────────── */

:root {
  --proto-bg: #FFFFFF;
  --proto-primary: #FF6B35;   /* orange -- angle arc, accents */
  --proto-blue: #3498DB;      /* blue -- angled ray */
  --proto-dark: #2C3E50;      /* dark navy -- horizontal ray, text */
  --proto-green: #2ECC71;     /* correct/good */
  --proto-yellow: #F39C12;    /* mid score */
  --proto-red: #E74C3C;       /* bad score */

  --proto-ink-mid:  rgba(44, 62, 80, 0.62);
  --proto-ink-soft: rgba(44, 62, 80, 0.42);
  --proto-rule:     rgba(44, 62, 80, 0.16);
}

/* shared.css paints body dark for the arcade games. Protractor is a light page,
   but ink is scoped to the wrapper rather than body — the shared how-to-play
   modal sits on navy and inherits from body, so darkening body would make it
   unreadable. */
#canvas-wrap {
  background: var(--proto-bg);
  color: var(--proto-dark);
  font-family: 'DM Sans', system-ui, sans-serif;
  /* A column flex container that centres vertically pushes anything taller than
     the viewport off the TOP, where scrolling can't reach it. Plain block +
     min-height on the screen centres short content and still scrolls from the
     top once the on-screen keyboard shrinks the viewport. */
  display: block;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
  padding: 0;
}

.pt-hide { display: none !important; }

.pt-screen {
  width: 100%;
  max-width: 480px;
  min-height: 100%;
  margin: 0 auto;
  padding: 20px 20px 44px;
  box-sizing: border-box;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
}

/* ── Buttons ──────────────────────────────────────────────────────────────── */

.pt-btn {
  font-family: 'DM Sans', system-ui, sans-serif;
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  padding: 14px 0;
  width: 100%;
  max-width: 300px;
  border: 1.5px solid var(--proto-rule);
  border-radius: 8px;
  background: transparent;
  color: var(--proto-dark);
  cursor: pointer;
  transition: background 0.12s, border-color 0.12s, opacity 0.12s;
  -webkit-tap-highlight-color: transparent;
}
.pt-btn:hover:not(:disabled) { border-color: var(--proto-ink-soft); }
.pt-btn:disabled { opacity: 0.4; cursor: default; }

.pt-btn-primary {
  background: var(--proto-primary);
  border-color: var(--proto-primary);
  color: #fff;
}
.pt-btn-primary:hover:not(:disabled) { background: #E85A26; border-color: #E85A26; }
.pt-btn-primary:active:not(:disabled) { background: #D24E1C; border-color: #D24E1C; }

/* ── Splash ───────────────────────────────────────────────────────────────── */

.pt-splash-logo {
  display: block;
  width: 250px;
  max-width: 80%;
  margin: 0 auto 24px;
}

/* Carries the full directions, so it is a paragraph rather than a one-liner */
.pt-splash-dir {
  font-size: 0.9rem;
  line-height: 1.7;
  color: var(--proto-ink-mid);
  max-width: 380px;
  margin: 0 auto 26px;
  text-wrap: pretty;
}

/* ── Round ────────────────────────────────────────────────────────────────── */

.pt-round-label {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--proto-primary);
  margin: 0 0 14px;
}

.pt-diagram-wrap {
  width: 100%;
  display: flex;
  justify-content: center;
  margin-bottom: 18px;
}

.pt-diagram {
  display: block;
  width: 100%;
  max-width: 400px;
  height: auto;
}

/* ── Guess input ──────────────────────────────────────────────────────────── */

.pt-guess {
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
}

.pt-input {
  width: 100%;
  max-width: 300px;
  font-family: 'DM Sans', system-ui, sans-serif;
  font-size: 1.5rem;
  font-weight: 700;
  text-align: center;
  color: var(--proto-dark);
  background: #fff;
  border: 2px solid var(--proto-rule);
  border-radius: 8px;
  padding: 14px 12px;
  -webkit-appearance: none;
  appearance: none;
  transition: border-color 0.12s;
}
.pt-input::placeholder {
  /* The placeholder is a whole sentence — at the input's own 1.5rem it wraps
     and clips. It gets its own, smaller size. */
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--proto-ink-soft);
}
.pt-input:focus {
  outline: none;
  border-color: var(--proto-blue);
}
.pt-input.pt-input-bad { border-color: var(--proto-red); }

.pt-error {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--proto-red);
  margin: -4px 0 0;
  min-height: 1em;
}

/* ── Round result ─────────────────────────────────────────────────────────── */

.pt-result {
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.pt-compare {
  display: flex;
  justify-content: center;
  gap: 12px;
  width: 100%;
  max-width: 320px;
  margin: 0 0 18px;
}

.pt-compare-cell {
  flex: 1;
  border: 1.5px solid var(--proto-rule);
  border-radius: 8px;
  padding: 10px 6px;
}
.pt-compare-cell dt {
  font-size: 0.66rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--proto-ink-soft);
  margin-bottom: 4px;
}
.pt-compare-cell dd {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--proto-dark);
}
.pt-compare-cell:last-child dd { color: var(--proto-primary); }

.pt-off {
  font-size: 2.4rem;
  font-weight: 700;
  line-height: 1.1;
  margin: 0 0 4px;
  color: var(--proto-dark);   /* overridden per band from JS */
}

.pt-band {
  font-size: 1rem;
  font-weight: 600;
  color: var(--proto-ink-mid);
  margin: 0 0 24px;
}

/* ── Badge reveal ─────────────────────────────────────────────────────────── */

/* The scrim dims the whole page for the hand-out, then lifts. The reveal card
   is opaque white and sits above it, so when the scrim leaves the card is
   already on the page's own background — nothing repaints or jumps. */
.pt-scrim {
  position: fixed;
  inset: 0;
  background: rgba(20, 28, 38, 0.72);
  z-index: 300;
  opacity: 0;
  transition: opacity 300ms ease;
  pointer-events: none;
}
/* Only catches taps while lit — that tap skips the rest of the sequence */
.pt-scrim.pt-scrim-on { opacity: 1; pointer-events: auto; }

.pt-reveal {
  width: 100%;
  background: var(--proto-bg);
  border-radius: 14px;
  padding: 26px 20px 24px;
}

/* Raised above the scrim only while the reveal is running — otherwise the card
   would sit over the header on an ordinary results screen. */
#pt-results.pt-revealing .pt-reveal {
  position: relative;
  z-index: 301;
  box-shadow: 0 24px 70px rgba(0, 0, 0, 0.45);
}

.pt-total-label {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--proto-ink-soft);
  margin: 0 0 2px;
}

.pt-total {
  font-size: 3.2rem;
  font-weight: 700;
  line-height: 1.05;
  margin: 0 0 18px;
  color: var(--proto-dark);
  font-variant-numeric: tabular-nums;
}

.pt-badge { margin: 0 0 20px; }

.pt-badge-emoji {
  display: block;
  font-size: 3.4rem;
  line-height: 1.1;
  margin-bottom: 2px;
}

.pt-badge-title {
  font-size: 1.7rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  margin: 0;
  color: var(--proto-dark);   /* replaced by the tier colour from JS */
}

/* Title slams in from oversize and settles. transform-origin is the centre so
   it grows out of where it lands, not out of the corner. */
@keyframes badgeReveal {
  0%   { transform: scale(3); opacity: 0; }
  60%  { transform: scale(0.9); opacity: 1; }
  80%  { transform: scale(1.05); }
  100% { transform: scale(1); }
}
.pt-badge-title.pt-anim {
  animation: badgeReveal 400ms cubic-bezier(0.22, 1, 0.36, 1) both;
}

@keyframes badgeBounce {
  0%   { transform: translateY(-18px) scale(0.4); opacity: 0; }
  55%  { transform: translateY(4px) scale(1.12); opacity: 1; }
  78%  { transform: translateY(-3px) scale(0.96); }
  100% { transform: translateY(0) scale(1); }
}
.pt-badge-emoji.pt-anim {
  animation: badgeBounce 420ms cubic-bezier(0.34, 1.56, 0.64, 1) both;
}

/* The badge block un-hides for the title's slam, ~300ms before the emoji's
   bounce is due. Without this the emoji would simply appear in that gap.
   Scoped to the reveal so it can't strand the emoji hidden afterwards. */
#pt-results.pt-revealing .pt-badge-emoji:not(.pt-anim) { opacity: 0; }

/* The tail (best / recap / buttons) is held back until the badge has landed.
   The resting state carries NO transition on purpose: a throttled animation
   clock (backgrounded tab, low-power mode) can leave a transition parked at its
   start value, and that would strand Share and Play again at opacity 0 with no
   way to reach them. Dropping .pt-revealing snaps them visible whatever the
   clock is doing; the fade is only ever a bonus on the way in. */
.pt-tail { opacity: 1; }

#pt-results.pt-revealing .pt-tail {
  opacity: 0;
  pointer-events: none;
  transition: opacity 320ms ease;
}
#pt-results.pt-revealing.pt-tail-in .pt-tail {
  opacity: 1;
  pointer-events: auto;
}

/* ── Results detail ───────────────────────────────────────────────────────── */

.pt-best {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--proto-ink-mid);
  margin: 0 0 16px;
}
.pt-best .pt-best-new {
  color: var(--proto-green);
  font-weight: 700;
}

.pt-recap {
  list-style: none;
  width: 100%;
  max-width: 340px;
  margin: 0 auto 24px;
  padding: 0;
}
.pt-recap li {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 8px;
  padding: 9px 2px;
  border-bottom: 1px solid var(--proto-rule);
  font-size: 0.88rem;
}
.pt-recap li:last-child { border-bottom: none; }
.pt-recap .pt-recap-round {
  font-size: 0.66rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--proto-ink-soft);
  white-space: nowrap;
}
.pt-recap .pt-recap-detail {
  color: var(--proto-ink-mid);
  font-variant-numeric: tabular-nums;
}
.pt-recap .pt-recap-score {
  font-weight: 700;
  white-space: nowrap;
  font-variant-numeric: tabular-nums;
}

.pt-actions {
  display: flex;
  gap: 10px;
  width: 100%;
  max-width: 340px;
  margin: 0 auto;
}
.pt-actions .pt-btn { flex: 1; max-width: none; }

/* Players who ask for less motion get the finished screen, not the show. */
@media (prefers-reduced-motion: reduce) {
  .pt-scrim { transition: none; }
  .pt-badge-title.pt-anim,
  .pt-badge-emoji.pt-anim { animation: none; }
  .pt-tail { transition: none; }
}

/* ── How to play ──────────────────────────────────────────────────────────── */

.pt-dir-logo {
  display: block;
  width: 170px;
  max-width: 60%;
  margin: 0 auto 14px;
  /* the modal is navy — the wordmark ships black */
  filter: brightness(0) invert(1);
}

#directions-text {
  font-size: 0.88rem;
  line-height: 1.72;
  color: #94a3b8;
  margin-bottom: 20px;
}

/* ── Small screens ────────────────────────────────────────────────────────── */

@media (max-height: 700px) {
  .pt-screen { padding-top: 14px; padding-bottom: 28px; }
  .pt-diagram { max-width: 330px; }
  .pt-off { font-size: 2rem; }
}