:root {
  color-scheme: light;
  --bg: #f5f7fb;
  --panel: #ffffff;
  --text: #172033;
  --muted: #637083;
  --line: #d9e0ea;
  --accent: #0f6f8f;
  --accent-strong: #0a5872;
  --danger: #a33a3a;
  --shadow: 0 16px 42px rgba(23, 32, 51, 0.08);
}

* {
  box-sizing: border-box;
}

html {
  min-height: 100%;
}

body {
  min-height: 100%;
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

button,
input,
textarea {
  font: inherit;
}

.shell {
  width: min(920px, 100%);
  margin: 0 auto;
  padding: max(20px, env(safe-area-inset-top)) 16px max(28px, env(safe-area-inset-bottom));
}

.panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
  padding: 20px;
}

.panel + .panel {
  margin-top: 14px;
}

.heading {
  margin-bottom: 18px;
}

.eyebrow {
  margin: 0 0 6px;
  color: var(--accent);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0;
  text-transform: uppercase;
}

h1,
h2 {
  margin: 0;
  line-height: 1.2;
}

h1 {
  font-size: clamp(26px, 4vw, 36px);
}

h2 {
  font-size: 20px;
}

.ask-form {
  display: grid;
  gap: 14px;
}

.field {
  display: grid;
  gap: 7px;
  color: var(--muted);
  font-size: 14px;
  font-weight: 650;
}

.field input,
.field textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fbfcfe;
  color: var(--text);
  outline: none;
  padding: 12px 13px;
}

.field textarea {
  min-height: 132px;
  resize: vertical;
}

.field input:focus,
.field textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(15, 111, 143, 0.14);
}

.actions {
  display: flex;
  align-items: center;
  gap: 12px;
  min-height: 44px;
}

button {
  min-height: 44px;
  border: 0;
  border-radius: 8px;
  background: var(--accent);
  color: #ffffff;
  cursor: pointer;
  font-weight: 750;
  padding: 0 18px;
}

button:hover {
  background: var(--accent-strong);
}

button:disabled {
  cursor: wait;
  opacity: 0.72;
}

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

.answer-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 12px;
}

.status-badge {
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--muted);
  font-size: 13px;
  padding: 5px 9px;
  white-space: nowrap;
}

.answer {
  min-height: 180px;
  margin: 0;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fbfcfe;
  line-height: 1.55;
  padding: 14px;
  white-space: pre-wrap;
}

.answer.empty {
  color: var(--muted);
}

@media (max-width: 560px) {
  .shell {
    padding-left: 10px;
    padding-right: 10px;
  }

  .panel {
    padding: 16px;
  }

  .actions {
    align-items: stretch;
    flex-direction: column;
  }

  button {
    width: 100%;
  }

  .answer-header {
    align-items: flex-start;
    flex-direction: column;
  }
}