* { box-sizing: border-box; }
[hidden] { display: none !important; }
html, body { margin: 0; min-height: 100%; }
body {
  background:
    radial-gradient(ellipse 90% 45% at 0% 0%, var(--color-bg-glow-1), transparent 70%),
    radial-gradient(ellipse 80% 40% at 100% 100%, var(--color-bg-glow-2), transparent 70%),
    var(--color-bg);
  background-attachment: fixed;
  color: var(--color-ink);
  font: var(--font-weight-regular) var(--phone-text)/1.4 var(--font-sans);
  -webkit-tap-highlight-color: transparent;
}
main {
  max-width: 520px;
  margin: 0 auto;
  padding: var(--space-5) var(--space-4) calc(var(--space-7) + env(safe-area-inset-bottom));
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}
h1 { font-family: var(--font-display); font-size: var(--phone-title); font-weight: var(--font-weight-bold); text-transform: uppercase; letter-spacing: var(--display-tracking); margin: 0; line-height: 1.08; text-wrap: balance; }
.muted { color: var(--color-muted); }
.center { text-align: center; margin: auto 0; display: flex; flex-direction: column; align-items: center; gap: var(--space-4); }

input[type=text], input[inputmode], textarea {
  width: 100%;
  font: inherit;
  font-size: 20px;
  padding: var(--space-4);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-m);
  background: var(--color-surface);
  color: var(--color-ink);
  outline: none;
  transition: border-color var(--motion-fast), background var(--motion-fast);
}
::placeholder { color: var(--color-muted); }
input:focus, textarea:focus { border-color: var(--color-accent); background: var(--color-surface-hover); }
textarea { min-height: 140px; resize: vertical; }
.code-input { text-align: center; letter-spacing: 0.4em; text-indent: 0.4em; font-family: var(--font-display); font-size: 44px !important; font-weight: var(--font-weight-bold); }

.btn {
  min-height: var(--phone-tap);
  width: 100%;
  border: 0;
  border-radius: var(--radius-m);
  background: var(--color-accent);
  color: var(--color-accent-ink);
  font: var(--font-weight-bold) 20px var(--font-display);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  cursor: pointer;
  box-shadow: 0 10px 30px color-mix(in srgb, var(--color-accent) 35%, transparent);
  transition: transform var(--motion-fast), opacity var(--motion-fast);
}
.btn:active { transform: scale(0.98); }
.btn:disabled { opacity: 0.35; box-shadow: none; }
/* Join: the button stays in view under a prefilled form */
.btn.sticky { position: sticky; bottom: calc(var(--space-4) + env(safe-area-inset-bottom)); z-index: 2; flex: none; }
.btn.sticky:disabled { opacity: 1; background: var(--color-raised); color: var(--color-muted); border: 1.5px solid var(--color-border); }
.btn.secondary { background: var(--color-surface); color: var(--color-ink); border: 1.5px solid var(--color-border); box-shadow: none; }
.error { color: var(--color-danger); }

.avatar-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-3); }
.avatar-pick {
  aspect-ratio: 1;
  border-radius: 50%;
  border: 3px solid transparent;
  background: var(--color-avatar-bg);
  padding: 0;
  cursor: pointer;
  overflow: hidden;
  box-shadow: var(--shadow-soft);
  transition: transform var(--motion-fast);
}
.avatar-pick img { width: 100%; height: 100%; display: block; }
.avatar-pick[aria-pressed=true] { border-color: var(--color-accent); transform: scale(1.08); box-shadow: 0 0 0 5px var(--color-accent-soft); }

.me { display: flex; align-items: center; gap: var(--space-3); color: var(--color-body); font-size: 15px; }
.me img { width: 36px; height: 36px; border-radius: 50%; background: var(--color-avatar-bg); }
.big-avatar { width: 150px; height: 150px; border-radius: 50%; background: var(--color-avatar-bg); box-shadow: var(--shadow-card), 0 0 0 10px var(--color-accent-soft); animation: bob 2.4s ease-in-out infinite; }
@keyframes bob { 50% { transform: translateY(-6px) rotate(-2deg); } }

.options { display: flex; flex-direction: column; gap: var(--space-3); }
.option {
  min-height: var(--phone-tap);
  text-align: left;
  padding: var(--space-3) var(--space-4);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-m);
  background: var(--color-surface);
  color: var(--color-ink);
  font: inherit;
  cursor: pointer;
  transition: background var(--motion-fast), border-color var(--motion-fast), transform var(--motion-fast);
}
.option:active { transform: scale(0.98); }
.option[aria-pressed=true] { border-color: var(--color-accent); background: var(--color-accent); color: var(--color-accent-ink); font-weight: var(--font-weight-medium); }

.scale { display: grid; grid-template-columns: repeat(5, 1fr); gap: var(--space-2); }
.scale .option { text-align: center; font-family: var(--font-display); font-size: 22px; font-weight: var(--font-weight-bold); padding: 0; }
.scale-labels { display: flex; justify-content: space-between; font-size: 14px; color: var(--color-muted); gap: var(--space-4); }

.badge { display: inline-flex; align-items: center; gap: var(--space-2); color: var(--color-ok); font-weight: var(--font-weight-bold); }
.status {
  position: fixed; top: 0; left: 0; right: 0;
  padding: var(--space-2);
  text-align: center;
  background: var(--color-danger);
  color: var(--color-ink-on-light);
  font-size: 14px;
  z-index: 10;
}

.question { display: flex; flex-direction: column; gap: var(--space-3); padding-top: var(--space-2); }
.question + .question { border-top: 1px solid var(--color-line); padding-top: var(--space-5); margin-top: var(--space-2); }
h2 { font-size: var(--phone-text); font-weight: var(--font-weight-medium); color: var(--color-body); margin: 0; line-height: 1.35; }
.text-input { min-height: var(--phone-tap); }
.number-row { display: flex; align-items: center; gap: var(--space-3); }
.number-input { max-width: 140px; text-align: center; font-weight: var(--font-weight-bold); }
.segmented { display: flex; gap: var(--space-2); }
.segmented .option { flex: 1; text-align: center; padding: var(--space-2); font-size: 15px; min-height: 48px; }
.matrix-row, .pair { display: flex; flex-direction: column; gap: var(--space-2); }
.matrix-label { font-weight: var(--font-weight-medium); }
.summary { display: flex; flex-direction: column; gap: var(--space-1); padding: var(--space-3) var(--space-4); background: var(--color-surface); border: 1.5px solid var(--color-border); border-radius: var(--radius-m); }
.summary b { font-weight: var(--font-weight-medium); }
main > * { animation: rise 420ms cubic-bezier(.16, 1, .3, 1) both; }
@keyframes rise { from { opacity: 0; transform: translateY(10px); } }
@media (prefers-reduced-motion: reduce) { main > * { animation: none; } }

.slider-row { display: flex; flex-direction: column; gap: var(--space-2); padding: var(--space-3) var(--space-4); background: var(--color-surface); border: 1.5px solid var(--color-border); border-radius: var(--radius-m); }
.slider-head { display: flex; justify-content: space-between; align-items: baseline; gap: var(--space-3); font-weight: var(--font-weight-medium); }
.slider-value { font-family: var(--font-display); font-size: 28px; color: var(--color-accent); min-width: 1ch; text-align: right; }
.slider { -webkit-appearance: none; appearance: none; width: 100%; height: 36px; background: transparent; margin: 0; }
.slider::-webkit-slider-runnable-track { height: 8px; border-radius: 4px; background: var(--color-accent-soft); }
.slider::-moz-range-track { height: 8px; border-radius: 4px; background: var(--color-accent-soft); }
.slider::-webkit-slider-thumb { -webkit-appearance: none; width: 32px; height: 32px; margin-top: -12px; border-radius: 50%; background: var(--color-accent); box-shadow: 0 0 0 6px var(--color-accent-soft); }
.slider::-moz-range-thumb { width: 32px; height: 32px; border: 0; border-radius: 50%; background: var(--color-accent); }
.slider.untouched::-webkit-slider-thumb { background: var(--color-muted); box-shadow: none; }
.slider.untouched::-moz-range-thumb { background: var(--color-muted); }
.slider-ticks { display: flex; justify-content: space-between; padding: 0 10px; font-size: 13px; color: var(--color-muted); }

/* Countdown: thin bar across the top plus seconds */
.timebar { position: fixed; top: 0; left: 0; right: 0; z-index: 9; height: var(--phone-timebar); background: var(--color-line); padding-top: env(safe-area-inset-top); box-sizing: content-box; }
.timebar i { display: block; height: 100%; background: var(--color-accent); transform-origin: 0 50%; box-shadow: 0 0 12px color-mix(in srgb, var(--color-accent) 60%, transparent); transition: background var(--motion-slow); }
.timebar span { position: absolute; right: var(--space-3); top: calc(var(--phone-timebar) + env(safe-area-inset-top) + var(--space-2)); font: var(--font-weight-bold) 16px var(--font-display); letter-spacing: 0.04em; font-variant-numeric: tabular-nums; color: var(--color-ink); background: var(--color-raised); border: 1.5px solid var(--color-border); border-radius: 1em; padding: 0.1em 0.7em; }
.timebar.warn i { background: var(--color-warn); }
.timebar.warn span { color: var(--color-warn); border-color: var(--color-warn); animation: tick 1s ease-in-out infinite; }
@keyframes tick { 50% { transform: scale(1.08); } }
.timebar.over span { color: var(--color-stamp); border-color: var(--color-stamp); text-transform: uppercase; }
body:has(.timebar:not([hidden])) main { padding-top: calc(var(--space-7) + env(safe-area-inset-top)); }
.badge.closed { color: var(--color-stamp); text-transform: uppercase; font-family: var(--font-display); letter-spacing: 0.06em; font-size: 22px; animation: stamp-in 480ms cubic-bezier(.3, 1.5, .5, 1) both; }
@keyframes stamp-in { from { opacity: 0; transform: scale(1.8) rotate(-6deg); } }
.notice { margin: 0; padding: var(--space-3) var(--space-4); border-radius: var(--radius-m); background: var(--color-accent-soft); color: var(--color-ink); border: 1.5px solid var(--color-border); }
@media (prefers-reduced-motion: reduce) { .big-avatar, .badge.closed, .timebar span { animation: none; } }