:root {
  color-scheme: light;
  font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: #19231f;
  background: #f4f6f4;
  font-synthesis: none;
  text-rendering: optimizeLegibility;
  --ink: #19231f;
  --muted: #64716b;
  --line: #dce2de;
  --green: #176b51;
  --green-dark: #10533f;
  --green-soft: #e5f0eb;
  --blue: #335e88;
  --danger: #b3261e;
}

* { box-sizing: border-box; }

body {
  min-width: 320px;
  min-height: 100vh;
  margin: 0;
}

.topbar {
  display: flex;
  height: 68px;
  align-items: center;
  justify-content: space-between;
  padding: 0 clamp(20px, 5vw, 64px);
  border-bottom: 1px solid var(--line);
  background: #fff;
}

.wordmark {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--ink);
  font-size: 14px;
  font-weight: 750;
}

.brand-mark {
  display: grid;
  width: 28px;
  height: 28px;
  place-items: center;
  border-radius: 50%;
  color: #fff;
  background: var(--green);
  font-size: 15px;
  font-weight: 700;
}

.site-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--muted);
  font-size: 12px;
  font-weight: 600;
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #3a9b71;
  box-shadow: 0 0 0 3px #e5f2eb;
}

main {
  width: min(100% - 40px, 720px);
  margin: 0 auto;
  padding: clamp(40px, 8vh, 72px) 0 36px;
}

.intro { margin-bottom: 32px; }

.eyebrow {
  margin: 0 0 10px;
  color: var(--blue);
  font-size: 11px;
  font-weight: 750;
  text-transform: uppercase;
}

h1 {
  margin: 0;
  font-size: 30px;
  line-height: 1.2;
  font-weight: 680;
}

.intro-copy {
  margin: 12px 0 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.6;
}

.login-form {
  display: grid;
  gap: 18px;
  padding: 22px 22px 20px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: #fff;
}

.form-title {
  margin: 0;
  font-size: 16px;
  font-weight: 680;
}

.field { display: grid; gap: 6px; }

.field-label {
  color: var(--ink);
  font-size: 12px;
  font-weight: 700;
}

textarea, input[type="text"] {
  width: 100%;
  border: 1px solid #bcc8c3;
  border-radius: 6px;
  color: var(--ink);
  background: #fff;
  font: 12px/1.5 ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
}

textarea { min-height: 92px; padding: 10px 12px; resize: vertical; }
textarea::placeholder { color: #80908a; }
textarea:focus-visible { outline: 3px solid rgba(23, 107, 81, .2); outline-offset: 1px; border-color: var(--green); }

.field-hint {
  color: var(--muted);
  font-size: 11px;
  line-height: 1.5;
}

.plan-group {
  display: grid;
  gap: 8px;
  margin: 0;
  padding: 0;
  border: 0;
}

.plan-group legend { padding: 0 0 6px; }

.plan-option {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 12px;
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fafcfb;
  cursor: pointer;
}

.plan-option:hover { border-color: #94b8aa; background: #f5faf7; }
.plan-option input { accent-color: var(--green); }
.plan-option:has(input:checked) { border-color: var(--green); background: var(--green-soft); }

.plan-name { font-size: 13px; font-weight: 700; }
.plan-price { font-size: 12px; color: var(--muted); font-variant-numeric: tabular-nums; }

.action {
  display: inline-flex;
  min-height: 42px;
  align-items: center;
  justify-content: center;
  gap: 12px;
  padding: 0 16px;
  border: 1px solid transparent;
  border-radius: 5px;
  font-size: 13px;
  font-weight: 700;
  text-decoration: none;
  transition: background-color 150ms ease, border-color 150ms ease;
}

.action-primary { color: #fff; background: var(--green); }
.action-primary:hover:not(:disabled) { background: var(--green-dark); }
.action-primary:disabled { opacity: 0.55; cursor: not-allowed; }

.action-secondary { color: var(--green); background: #fff; border-color: #bcc8c3; }
.action-secondary:hover:not(:disabled) { border-color: var(--green); background: var(--green-soft); }
.action-secondary:disabled { opacity: 0.55; cursor: not-allowed; }

.proxy-controls {
  display: flex;
  align-items: flex-end;
  gap: 12px;
  margin-top: -8px;
}

.field-inline { flex: 0 0 auto; }

.field-inline select {
  min-height: 42px;
  padding: 0 30px 0 12px;
  border: 1px solid #bcc8c3;
  border-radius: 6px;
  color: var(--ink);
  background: #fff;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
}

.field-inline select:focus-visible { outline: 3px solid rgba(23, 107, 81, .2); outline-offset: 1px; border-color: var(--green); }

.proxy-controls .action-secondary { flex: 1 1 auto; }

.message { min-height: 18px; margin: 0; color: var(--muted); font-size: 12px; line-height: 1.5; }
.message.success { color: var(--green); }
.message.error { color: var(--danger); }

.notes {
  margin-top: 28px;
  padding: 18px 22px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: #fff;
}

.notes-title { margin: 0 0 10px; font-size: 14px; font-weight: 680; }
.notes ol { margin: 0; padding-left: 20px; color: var(--muted); font-size: 12px; line-height: 1.7; }
.notes code { padding: 1px 5px; border-radius: 3px; background: #f1f5f3; color: var(--ink); font-size: 11px; }

.privacy-note {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin-top: 36px;
  padding: 16px 0 0;
  border-top: 1px solid var(--line);
  color: var(--muted);
}

.lock-icon { display: grid; width: 22px; height: 22px; flex: 0 0 22px; place-items: center; border-radius: 50%; color: var(--green); background: var(--green-soft); font-size: 11px; }
.privacy-note p { margin: 1px 0 0; font-size: 12px; line-height: 1.6; }
.privacy-note strong { color: var(--ink); font-weight: 700; }

@media (max-width: 620px) {
  .topbar { height: 60px; padding: 0 20px; }
  main { padding-top: 36px; }
  h1 { font-size: 26px; }
  .login-form, .notes { padding: 18px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; transition-duration: 0.01ms !important; }
}