/* ══ profile page — evergreen identity, card form ══ */
:root {
  --paper: #f1f0ec;
  --card: #faf9f6;
  --ink: #191919;
  --muted: #75716c;
  --line: #dddbd4;
  --accent: #1e6b52;
  --serif: Georgia, 'Times New Roman', Times, serif;
}
* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0; background: var(--paper); color: var(--ink);
  font: 15px/1.6 system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
}
body.font-system { --serif: system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif; }
.pf-page { max-width: 720px; margin: 0 auto; padding: 10px 14px 30px; }
.pf-head { display: flex; align-items: center; gap: 10px; padding: 12px 2px; }
.pf-icon {
  width: 38px; height: 38px; border-radius: 10px; color: var(--ink);
  display: inline-flex; align-items: center; justify-content: center; text-decoration: none;
}
.pf-icon:hover { background: #e7e5df; }
.pf-icon .icon { width: 19px; height: 19px; }
.pf-title { flex: 1; text-align: center; font-family: var(--serif); font-size: 19px; font-weight: 600; margin: 0; }
.pf-pad { width: 38px; flex: none; }
.pf-card {
  background: var(--card); border: 1px solid var(--line); border-radius: 14px;
  margin: 12px 0; padding: 16px;
}
.pf-label { display: block; font-size: 13px; color: var(--muted); margin: 4px 2px 6px; }
.pf-input {
  width: 100%; border: 1px solid var(--line); background: #fff;
  border-radius: 12px; padding: 12px 14px; font: inherit; color: var(--ink);
  outline: none; margin-bottom: 12px; resize: vertical;
}
.pf-input:focus { border-color: var(--accent); box-shadow: 0 0 0 3px rgba(30, 107, 82, .15); }
.pf-btn {
  width: 100%; border: 0; cursor: pointer; background: var(--ink); color: #fff;
  border-radius: 999px; padding: 12px 14px; font: inherit; font-size: 14.5px; font-weight: 600;
}
.pf-btn[disabled] { background: #a5a49f; cursor: default; }
.pf-q { margin: 0 0 4px; font-weight: 600; font-size: 15px; }
.pf-sub { margin: 0 0 10px; color: var(--muted); font-size: 13px; }
.pf-foot { color: var(--muted); font-size: 12px; text-align: center; margin: 16px 0 0; }
.toast {
  position: fixed; left: 50%; bottom: 24px; transform: translateX(-50%);
  background: #17181a; color: #fff; font-size: 13px; border-radius: 999px;
  padding: 9px 16px; z-index: 120; box-shadow: 0 6px 20px rgba(0, 0, 0, .25);
  max-width: 86vw; text-align: center;
}
.toast[hidden] { display: none; }