:root {
  --tile: #d9e7df;
  --tile-hi: #e7f0eb;
  --grout: #f4f8f5;
  --ink: #284339;
  --muted: #5d776c;
  --brass: #c9a25e;
  --brass-hi: #ecd29a;
  --brass-lo: #9f7a33;
  --glow: rgba(255, 236, 170, 0.6);

  --serif: "Newsreader", Georgia, "Times New Roman", serif;
  --sans: "Geist", ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  height: 100%;
}

/* A bathroom wall of pale sage tiles, lit from above. */
body {
  overflow: hidden;
  font-family: var(--sans);
  color: var(--ink);
  background-color: var(--grout);
  background-image:
    radial-gradient(ellipse 70% 45% at 50% 0%, rgba(255, 244, 214, 0.55), transparent 70%),
    linear-gradient(var(--grout) 3px, transparent 3px),
    linear-gradient(90deg, var(--grout) 3px, transparent 3px),
    linear-gradient(135deg, var(--tile-hi), var(--tile) 60%);
  background-size:
    100% 100%,
    64px 64px,
    64px 64px,
    64px 64px;
  -webkit-font-smoothing: antialiased;
}

[hidden] {
  display: none !important;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}

button {
  font: inherit;
  color: inherit;
}

:focus-visible {
  outline: 2px solid var(--ink);
  outline-offset: 3px;
}

.room {
  display: flex;
  flex-direction: column;
  height: 100vh;
  height: 100dvh;
}

/* ---- Top ---- */

.top {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px 16px;
  padding: 16px 24px 8px;
}

.wordmark {
  margin: 0;
  font-family: var(--serif);
  font-style: italic;
  font-weight: 400;
  font-size: 30px;
  letter-spacing: -0.01em;
}

.tools {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.pill {
  padding: 8px 14px;
  border: 1px solid rgba(40, 67, 57, 0.14);
  border-radius: 999px;
  font-size: 14px;
  background: rgba(255, 255, 255, 0.62);
  backdrop-filter: blur(6px);
  cursor: pointer;
  transition:
    background 150ms,
    border-color 150ms;
}

.pill:hover {
  border-color: rgba(40, 67, 57, 0.3);
  background: #ffffff;
}

/* ---- The mirror ---- */

.wall {
  flex: 1;
  min-height: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 8px 16px 0;
}

.mirror-row {
  position: relative;
}

.mirror {
  --mw: min(1100px, calc(100vw - 220px));
  --mh: max(260px, calc(100dvh - 340px));
  position: relative;
  width: var(--mw);
  height: var(--mh);
  overflow: hidden;
  border-radius: 40px;
  background: #cfdbd7;
  box-shadow:
    0 0 0 5px var(--brass),
    0 0 0 6px var(--brass-lo),
    inset 0 0 0 1px rgba(255, 255, 255, 0.6),
    0 34px 56px -26px rgba(30, 55, 45, 0.55);
  touch-action: none;
  cursor: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='40' height='40'><circle cx='20' cy='20' r='17' fill='rgba(255,255,255,0.18)' stroke='white' stroke-width='2'/><circle cx='20' cy='20' r='17' fill='none' stroke='rgba(40,67,57,0.35)' stroke-width='1' /></svg>")
      20 20,
    crosshair;
}

.feed {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0;
  pointer-events: none;
}

#glass {
  position: relative;
  display: block;
  width: 100%;
  height: 100%;
}

/* Light catching the glass. */
.glare {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(
    115deg,
    transparent 28%,
    rgba(255, 255, 255, 0.13) 34%,
    transparent 42%,
    transparent 58%,
    rgba(255, 255, 255, 0.08) 62%,
    transparent 68%
  );
}

.cursors {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

/* A fingertip, when you draw in the air. */
.cursor {
  position: absolute;
  top: 0;
  left: 0;
  width: 30px;
  height: 30px;
  margin: -15px 0 0 -15px;
  border: 2px solid #ffffff;
  border-radius: 50%;
  /* A dark edge, so the ring shows on white fog too. */
  box-shadow:
    0 0 0 2px rgba(40, 67, 57, 0.55),
    0 2px 10px rgba(30, 55, 45, 0.3);
  transition: background 120ms;
}

.cursor.wiping {
  background: rgba(255, 255, 255, 0.75);
}

/* Wall lights on each side. */
.sconce {
  position: absolute;
  top: 14%;
  width: 44px;
  height: 110px;
}

.sconce::before {
  content: "";
  position: absolute;
  top: 30px;
  left: 50%;
  width: 14px;
  height: 64px;
  margin-left: -7px;
  border-radius: 7px;
  background: linear-gradient(90deg, var(--brass-lo), var(--brass-hi) 45%, var(--brass));
}

.sconce::after {
  content: "";
  position: absolute;
  top: 0;
  left: 50%;
  width: 44px;
  height: 44px;
  margin-left: -22px;
  border-radius: 50%;
  background: radial-gradient(circle at 38% 34%, #ffffff, #fff4cf 45%, #f6dfa0);
  box-shadow: 0 0 60px 26px var(--glow);
}

.sconce.left {
  left: -84px;
}

.sconce.right {
  right: -84px;
}

.ledge {
  margin-top: 6px;
  line-height: 0;
}

/* ---- Bottom ---- */

.bottom {
  display: grid;
  justify-items: center;
  gap: 8px;
  padding: 10px 16px 20px;
}

.status {
  min-height: 1.4em;
  margin: 0;
  font-size: 15px;
  color: var(--muted);
}

.breath {
  display: flex;
  align-items: center;
  gap: 12px;
}

.breathe {
  display: grid;
  place-items: center;
  width: 54px;
  height: 54px;
  border: 1px solid rgba(40, 67, 57, 0.18);
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.7);
  color: var(--ink);
  cursor: pointer;
  touch-action: none;
  user-select: none;
  -webkit-user-select: none;
  transition:
    transform 160ms,
    box-shadow 160ms,
    background 160ms;
}

/* Fogging: held down, or the mic hears you blowing. */
.breathe.on,
.breathe.hearing {
  background: #ffffff;
  transform: scale(1.08);
  box-shadow:
    0 0 0 8px rgba(255, 255, 255, 0.5),
    0 0 34px rgba(255, 255, 255, 0.95);
}

.breathe-label {
  margin: 0;
  font-size: 14px;
  color: var(--muted);
}

.note {
  margin: 0;
  font-family: var(--serif);
  font-style: italic;
  font-size: 15px;
  color: var(--muted);
}

.note:empty {
  display: none;
}

/* ---- The start card ---- */

.intro {
  position: fixed;
  inset: 0;
  z-index: 10;
  display: grid;
  place-items: end center;
  padding: 24px 16px 15vh;
  pointer-events: none;
}

.card {
  width: min(460px, 100%);
  padding: 28px 28px 22px;
  border: 1px solid rgba(255, 255, 255, 0.7);
  border-radius: 24px;
  text-align: center;
  background: rgba(255, 255, 255, 0.72);
  backdrop-filter: blur(16px) saturate(1.2);
  box-shadow: 0 30px 60px -24px rgba(30, 55, 45, 0.5);
  pointer-events: auto;
  animation: rise 520ms cubic-bezier(0.2, 0.8, 0.2, 1) both;
  transition:
    opacity 360ms,
    transform 360ms;
}

.intro.leaving .card {
  opacity: 0;
  transform: translateY(14px);
}

.card h2 {
  margin: 0;
  font-family: var(--serif);
  font-style: italic;
  font-weight: 400;
  font-size: 46px;
  line-height: 1;
}

.card > p {
  margin: 14px 0 0;
  font-size: 16px;
  line-height: 1.55;
  color: var(--muted);
}

.choices {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
  margin-top: 22px;
}

.button {
  padding: 11px 18px;
  border: 1px solid rgba(40, 67, 57, 0.25);
  border-radius: 999px;
  font-size: 15px;
  font-weight: 500;
  background: transparent;
  cursor: pointer;
  transition:
    background 150ms,
    border-color 150ms;
}

.button:hover {
  border-color: var(--ink);
}

.button.primary {
  border-color: var(--ink);
  color: #ffffff;
  background: var(--ink);
}

.button.primary:hover {
  background: #1d3229;
}

.button:disabled {
  opacity: 0.6;
  cursor: progress;
}

.card .privacy {
  margin-top: 16px;
  font-size: 13px;
}

/* ---- Small screens: the mirror takes the wall, arched at the top ---- */

@media (max-width: 760px) {
  .top {
    justify-content: center;
    padding: 12px 12px 4px;
  }

  .wordmark {
    width: 100%;
    font-size: 26px;
    text-align: center;
  }

  .tools {
    justify-content: center;
  }

  .tools {
    gap: 6px;
  }

  .pill {
    padding: 6px 10px;
    font-size: 12px;
  }

  .mirror {
    --mw: calc(100vw - 32px);
    --mh: max(260px, calc(100dvh - 250px));
    border-radius: 48% 48% 28px 28px / 22% 22% 28px 28px;
  }

  .sconce,
  .ledge {
    display: none;
  }

  .intro {
    padding-bottom: 10vh;
  }

  .card h2 {
    font-size: 38px;
  }
}

@media (max-height: 640px) {
  .ledge {
    display: none;
  }

  .mirror {
    --mh: max(240px, calc(100dvh - 210px));
  }
}

@keyframes rise {
  from {
    opacity: 0;
    transform: translateY(24px);
  }
}

@media (prefers-reduced-motion: reduce) {
  .card,
  .breathe {
    animation: none;
    transition: none;
  }
}