:root {
  color-scheme: light;
  --bg: #FDFBF7;
  --surface: #FFFFFF;
  --field: #FFFCF9;
  --primary: #C05C46;
  --primary-dark: #A84D39;
  --indigo: #323B61;
  --text: #20201E;
  --muted: #857A70;
  --line: #EAE3DA;
  --error: #9F2D20;
  --error-bg: #FBEDEA;
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }

html, body { margin: 0; padding: 0; }

body {
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  justify-content: center;
  align-items: flex-start;
  padding: max(24px, env(safe-area-inset-top)) 16px max(24px, env(safe-area-inset-bottom));
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.55;
}

.card {
  width: 100%;
  max-width: 420px;
  margin-top: 6vh;
  padding: 28px 24px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 16px;
}

.brand {
  margin: 0 0 20px;
  font-size: 20px;
  font-weight: 700;
  color: var(--indigo);
}

h1 {
  margin: 0 0 8px;
  font-size: 22px;
  line-height: 1.3;
  font-weight: 600;
}

p { margin: 0 0 16px; }

.muted { color: var(--muted); font-size: 15px; }

label {
  display: block;
  margin: 16px 0 6px;
  font-size: 15px;
  font-weight: 600;
}

input[type="email"],
input[type="password"],
input[type="text"] {
  width: 100%;
  min-height: 48px;
  padding: 12px 14px;
  font: inherit;
  font-size: 16px;
  color: var(--text);
  background: var(--field);
  border: 1px solid var(--line);
  border-radius: 10px;
}

input:focus {
  outline: 2px solid var(--primary);
  outline-offset: 1px;
  border-color: var(--primary);
}

input[readonly] {
  color: var(--muted);
  background: #F7F3EE;
}

.hint {
  margin: 6px 0 0;
  font-size: 14px;
  color: var(--muted);
}

.check {
  display: flex;
  align-items: center;
  gap: 10px;
  min-height: 44px;
  margin-top: 8px;
  font-weight: 400;
}

.check input {
  width: 20px;
  height: 20px;
  margin: 0;
  accent-color: var(--primary);
}

button {
  width: 100%;
  min-height: 48px;
  margin-top: 20px;
  padding: 12px 16px;
  font: inherit;
  font-size: 16px;
  font-weight: 600;
  color: #FFFFFF;
  background: var(--primary);
  border: 0;
  border-radius: 10px;
  cursor: pointer;
}

button:hover:not(:disabled) { background: var(--primary-dark); }
button:disabled { opacity: 0.6; cursor: default; }

button.secondary {
  color: var(--primary);
  background: transparent;
  border: 1px solid var(--line);
}

button.secondary:hover:not(:disabled) { background: var(--field); }

.error {
  margin: 16px 0 0;
  padding: 12px 14px;
  font-size: 15px;
  color: var(--error);
  background: var(--error-bg);
  border-radius: 10px;
}

/* Public pages (home, privacy): longer prose than the narrow auth card. */
.card.page { max-width: 680px; }
.card.page h2 { margin: 26px 0 8px; font-size: 18px; font-weight: 600; }
.card.page ul { margin: 0 0 16px; padding-left: 22px; }
.card.page li { margin-bottom: 8px; }

a { color: var(--primary); }
a:hover { color: var(--primary-dark); }

/* The app download is a link, not a form control, so the button rules above do not reach it. */
.btn-link {
  display: block;
  width: 100%;
  min-height: 48px;
  margin-top: 20px;
  padding: 12px 16px;
  font-size: 16px;
  font-weight: 600;
  color: #FFFFFF;
  background: var(--primary);
  border-radius: 10px;
  text-align: center;
  text-decoration: none;
}

.btn-link:hover { color: #FFFFFF; background: var(--primary-dark); }