:root {
  --bg: #0a1210;
  --surface: #101c18;
  --surface-2: #152521;
  --border: #22382f;
  --text: #e4f1ec;
  --muted: #9bb3aa;
  --accent: #34d399;
  --accent-strong: #10b981;
  --accent-ink: #04130d;
  --danger: #f87171;
  --danger-bg: #2a1414;
  --warning: #fbbf24;
  --radius: 12px;
}

* { box-sizing: border-box; }

/* Background on html only: a body background would be painted over the matrix-rain canvas behind the page. */
html { background: var(--bg); }

html, body {
  margin: 0;
  color: var(--text);
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  font-size: 16px;
  line-height: 1.55;
}

.container { max-width: 760px; margin: 0 auto; padding: 0 16px; }

.topbar {
  border-bottom: 1px solid var(--border);
  padding: 14px 16px;
  background: var(--surface);
}
.brand { color: var(--accent); font-weight: 700; letter-spacing: 0.04em; }

main { padding-top: 24px; padding-bottom: 32px; min-height: 60vh; }
.footer { color: var(--muted); font-size: 13px; padding-bottom: 24px; }
.sign-in { max-width: 460px; }
.robot-check { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; margin: 16px 0 4px;
  padding: 4px 12px; border: 1px solid var(--border); border-radius: 8px; background: var(--surface-2); }
.robot-check label.check { margin: 8px 0; }
.footer .admin-link { color: var(--muted); font-size: 12px; opacity: 0.7; margin-left: 4px; }  /* the practice's sign-in */

h1 { font-size: 1.6rem; line-height: 1.25; margin: 0 0 12px; }
h2 { font-size: 1.2rem; margin: 24px 0 8px; }
p { margin: 0 0 12px; }
.muted { color: var(--muted); }
.small { font-size: 14px; }

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
  margin: 12px 0;
}
.card.highlight { border-color: var(--accent-strong); }
.card.danger { border-color: var(--danger); background: var(--danger-bg); }

.notice { border-left: 3px solid var(--warning); padding: 8px 12px; background: var(--surface-2); margin: 12px 0; }
.error { border-left: 3px solid var(--danger); padding: 8px 12px; background: var(--danger-bg); margin: 12px 0; }

ol.steps { padding-left: 20px; }

label { display: block; margin: 12px 0 6px; }
input[type="text"], input[type="email"], input[type="tel"], input[type="password"], input[type="number"],
select, textarea {
  width: 100%;
  background: var(--surface-2);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 10px 12px;
  font: inherit;
}
textarea { resize: vertical; min-height: 72px; }
input:focus, select:focus, textarea:focus, button:focus-visible { outline: 2px solid var(--accent); outline-offset: 1px; }
input[type="range"] { width: 100%; accent-color: var(--accent); }

button, a.button {
  display: inline-block;
  text-decoration: none;
  background: var(--accent);
  color: var(--accent-ink);
  border: 1px solid transparent; /* the same size as the outlined buttons, so buttons side by side line up */
  border-radius: 8px;
  padding: 11px 18px;
  font: inherit;
  font-weight: 600;
  cursor: pointer;
}
button:hover, a.button:hover { background: var(--accent-strong); }
button:disabled { opacity: 0.5; cursor: not-allowed; }
button.secondary { background: transparent; color: var(--accent); border: 1px solid var(--accent); }
button.link { background: none; color: var(--muted); padding: 6px 0; text-decoration: underline; font-weight: 400; }

.question { padding: 12px 0; border-bottom: 1px solid var(--border); }
.question .options { display: flex; gap: 16px; margin-top: 6px; }
.question .options label, .consent label { display: flex; gap: 8px; align-items: flex-start; margin: 0; cursor: pointer; }
.consent { padding: 12px 0; }
label.check { display: flex; gap: 8px; align-items: flex-start; margin: 12px 0; cursor: pointer; }
label.check input { margin-top: 5px; }
.consent input { margin-top: 5px; }

.chat { display: flex; flex-direction: column; gap: 10px; margin-bottom: 16px; }
.bubble { max-width: 88%; padding: 10px 14px; border-radius: 14px; white-space: pre-wrap; word-wrap: break-word; }
.bubble.assistant { background: var(--surface-2); border: 1px solid var(--border); align-self: flex-start; }
.bubble.patient { background: var(--accent-strong); color: var(--accent-ink); align-self: flex-end; }
.bubble .who { display: block; font-size: 12px; opacity: 0.75; margin-bottom: 2px; }
.bubble.typing::after { content: "…"; animation: blink 1s infinite; }
@keyframes blink { 50% { opacity: 0.2; } }

.composer { display: flex; gap: 8px; align-items: flex-end; position: sticky; bottom: 0; background: var(--bg); padding: 8px 0; }
.composer textarea { min-height: 48px; }

.choices { display: grid; gap: 12px; grid-template-columns: 1fr; }
@media (min-width: 640px) { .choices { grid-template-columns: 1fr 1fr; } }
/* The two options side by side: their prices and buttons line up at the bottom of each card. */
.choices .card { display: flex; flex-direction: column; margin: 0; }
.choices .card .price { margin-top: auto; }
.choices .card button { align-self: flex-start; }
.price { font-size: 1.3rem; font-weight: 700; color: var(--accent); margin: 8px 0; }

.resources { list-style: none; padding: 0; }
.resources li { padding: 10px 0; border-bottom: 1px solid var(--border); }
.resources strong { display: block; }

.script { white-space: pre-wrap; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 16px; }
.range-value { font-weight: 700; color: var(--accent); }
.spinner { width: 28px; height: 28px; border: 3px solid var(--border); border-top-color: var(--accent); border-radius: 50%; animation: spin 1s linear infinite; margin: 16px 0; }
@keyframes spin { to { transform: rotate(360deg); } }
.engine-notice { margin-top: 12px; padding: 8px 12px; border: 1px dashed var(--warning); border-radius: 8px; color: var(--warning); font-size: 14px; }
.actions { display: flex; gap: 8px; flex-wrap: wrap; margin: 8px 0; }

.stage { display: flex; flex-direction: column; align-items: center; gap: 6px; text-align: center; }
.avatar-box { width: 100%; max-width: 780px; height: min(56vh, 575px); } /* the whole bust: wider than tall */
.avatar-box canvas { width: 100%; height: 100%; display: block;
  /* only the very bottom (where the picture ends below the shoulders) melts into the rain */
  -webkit-mask-image: linear-gradient(to bottom, #000 90%, transparent 100%);
  mask-image: linear-gradient(to bottom, #000 90%, transparent 100%); }
.stage-status { color: var(--accent); font-weight: 600; min-height: 1.5em; margin: 4px 0 0; }
.question-now { max-width: 680px; margin: 6px auto 0; font-size: 1.2rem; line-height: 1.5; text-shadow: 0 0 6px #000; }
.caption { min-height: 1.6em; max-width: 680px; margin: 6px auto 0; color: var(--muted); font-style: italic;
  text-shadow: 0 0 6px #000; }
.stage-controls { display: flex; gap: 10px; flex-wrap: wrap; justify-content: center; margin: 8px 0 16px; }
button.mic { border-radius: 999px; padding: 14px 28px; font-size: 1.05rem; }
button.mic.active { animation: mic-pulse 1.6s ease-in-out infinite; }
@keyframes mic-pulse { 0%, 100% { box-shadow: 0 0 0 0 rgba(52, 211, 153, 0.55); } 50% { box-shadow: 0 0 0 12px rgba(52, 211, 153, 0); } }
.timer { width: 100%; max-width: 560px; display: flex; flex-direction: column; gap: 4px; font-size: 14px; color: var(--muted); }
.timer-bar { height: 4px; border-radius: 2px; background: var(--surface-2); overflow: hidden; }
.timer-fill { height: 100%; width: 0; background: var(--accent); transition: width 1s linear; }
.progress { height: 6px; border-radius: 3px; background: var(--surface-2); overflow: hidden; margin-top: 8px; }
.progress-fill { height: 100%; width: 0; background: var(--accent); transition: width 1s linear; }
audio { width: 100%; margin-top: 8px; }
.transcript { margin-top: 12px; }
.transcript .chat { max-height: 45vh; overflow-y: auto; padding-right: 4px; }
.bubble .replay { background: none; color: inherit; border: 0; padding: 2px 6px; margin-left: 6px; font-size: 12px; opacity: 0.6; }
.bubble .replay:hover { opacity: 1; background: none; }
details > summary { cursor: pointer; margin: 12px 0; }
.rain-bg { position: fixed; inset: 0; width: 100vw; height: 100vh; z-index: -1; opacity: 0.45; display: block; }
.hidden { display: none !important; }