/* Persona Studio — elevated dark theme, mobile-first. Standalone (no dashboard.css).
   Visual layer only: every class/state used by persona.html + persona.js is preserved. */

:root {
  /* surfaces */
  --bg: #0a0c12;
  --bg-2: #0f121b;
  --surface: rgba(26, 31, 45, 0.72);
  --surface-2: rgba(34, 40, 56, 0.72);
  --surface-solid: #161a25;

  /* lines + text */
  --border: rgba(255, 255, 255, 0.07);
  --border-2: rgba(255, 255, 255, 0.12);
  --border-strong: rgba(255, 255, 255, 0.18);
  --text: #eef0f6;
  --text-2: #c3c8d6;
  --muted: #868da3;

  /* brand */
  --accent: #6d6cf6;
  --accent-2: #9b8bff;
  --accent-ink: #c9c6ff;
  --grad: linear-gradient(135deg, #7c6cff 0%, #5b4ddb 55%, #4f46e5 100%);
  --grad-soft: linear-gradient(135deg, rgba(124,108,255,.18), rgba(79,70,229,.10));

  /* status */
  --ok: #34d399;
  --danger: #f87171;
  --persona: #8b8af9;
  --generic: #8a90a3;

  /* radii */
  --r-sm: 9px;
  --r: 13px;
  --r-lg: 18px;
  --r-xl: 24px;

  /* depth */
  --shadow-sm: 0 1px 2px rgba(0,0,0,.3), 0 2px 8px rgba(0,0,0,.22);
  --shadow: 0 6px 22px rgba(0,0,0,.38);
  --shadow-lg: 0 22px 60px rgba(0,0,0,.55);
  --glow: 0 0 0 1px rgba(124,108,255,.35), 0 10px 36px rgba(108,108,246,.32);
  --ring: 0 0 0 3px color-mix(in srgb, var(--accent) 30%, transparent);

  --maxw: 1000px;
  --ease: cubic-bezier(.22,.61,.36,1);
}

* { box-sizing: border-box; }
html, body { margin: 0; }
html { -webkit-text-size-adjust: 100%; }
body {
  background:
    radial-gradient(900px 480px at 12% -8%, rgba(124,108,255,.18), transparent 60%),
    radial-gradient(820px 520px at 96% 4%, rgba(139,92,246,.14), transparent 58%),
    radial-gradient(1200px 700px at 50% 120%, rgba(40,52,96,.45), transparent 70%),
    var(--bg);
  background-attachment: fixed;
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  line-height: 1.55;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}
::selection { background: color-mix(in srgb, var(--accent) 45%, transparent); }

/* ── topbar ─────────────────────────────────────────────────────────────── */
.ps-topbar {
  max-width: var(--maxw); margin: 0 auto; padding: 18px 16px 6px;
  display: flex; align-items: center; justify-content: space-between; gap: 14px; flex-wrap: wrap;
}
.ps-brand { display: flex; align-items: center; gap: 12px; min-width: 0; }
.ps-logo {
  flex: none; display: inline-flex; align-items: center; justify-content: center;
  width: 42px; height: 42px; border-radius: 13px;
  background: var(--grad); color: #fff; font-size: 19px;
  box-shadow: var(--glow);
}
.ps-title { font-size: 19px; font-weight: 750; letter-spacing: -0.3px; }
.ps-sub { font-size: 12.5px; color: var(--muted); }
.ps-topbar-right {
  display: flex; align-items: center; gap: 8px; flex-wrap: wrap; justify-content: flex-end;
}
.ps-account {
  display: flex; align-items: center; gap: 10px; font-size: 13px; color: var(--muted);
  background: var(--surface); border: 1px solid var(--border); border-radius: 999px;
  padding: 6px 8px 6px 14px; backdrop-filter: blur(10px);
}
#sessionChip .ps-account-name strong { color: var(--ok); }
.ps-link.ps-link-primary {
  background: var(--grad);
  color: #fff;
  border-color: transparent;
  box-shadow: 0 4px 14px rgba(108,108,246,.30);
}
.ps-link.ps-link-primary:hover {
  filter: brightness(1.05);
  background: var(--grad);
  border-color: transparent;
}
.ps-account-name strong { color: var(--text); }
.ps-link {
  background: rgba(255,255,255,.04); border: 1px solid var(--border-2); color: var(--accent-ink);
  cursor: pointer; font: inherit; font-size: 12.5px; border-radius: 999px; padding: 5px 12px;
  transition: border-color .15s var(--ease), background .15s var(--ease);
}
.ps-link:hover { border-color: var(--accent); background: rgba(124,108,255,.12); }

/* ── progress rail ──────────────────────────────────────────────────────── */
.ps-rail {
  max-width: var(--maxw); margin: 14px auto 0; padding: 0 16px;
  display: flex; align-items: center; gap: 6px;
  overflow-x: auto; scrollbar-width: none;
}
.ps-rail::-webkit-scrollbar { display: none; }
.ps-rail-step {
  display: flex; align-items: center; gap: 9px; background: none; border: none;
  color: var(--muted); cursor: pointer; padding: 6px 6px; font: inherit; white-space: nowrap;
}
.ps-rail-step .ps-dot {
  flex: none; width: 30px; height: 30px; border-radius: 50%;
  display: inline-flex; align-items: center; justify-content: center;
  border: 1.5px solid var(--border-2); background: var(--surface-solid); color: var(--muted);
  font-size: 13.5px; font-weight: 750; transition: all .22s var(--ease);
}
.ps-rl { font-size: 13.5px; font-weight: 650; }
.ps-rail-line { flex: 1; min-width: 16px; height: 2px; background: var(--border-2); border-radius: 2px; }
.ps-rail-step.active .ps-dot { border-color: transparent; background: var(--grad); color: #fff; box-shadow: var(--glow); transform: scale(1.06); }
.ps-rail-step.active .ps-rl { color: var(--text); }
.ps-rail-step.done .ps-dot { border-color: transparent; background: color-mix(in srgb, var(--accent) 28%, transparent); color: var(--accent-ink); }
.ps-rail-step.done .ps-rl { color: var(--text-2); }
.ps-rail-step:not(.reachable):not(.active) { cursor: not-allowed; opacity: .55; }

/* ── stage / panels ─────────────────────────────────────────────────────── */
.ps-stage { max-width: var(--maxw); margin: 16px auto 64px; padding: 0 16px; }
.ps-panel {
  position: relative; overflow: hidden;
  background: linear-gradient(180deg, rgba(255,255,255,.03), transparent 30%), var(--surface);
  border: 1px solid var(--border); border-radius: var(--r-xl);
  padding: clamp(18px, 4vw, 30px); box-shadow: var(--shadow-lg);
  backdrop-filter: blur(14px);
  animation: rise .32s var(--ease) both;
}
.ps-panel::before {
  content: ""; position: absolute; inset: 0 0 auto 0; height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,.25), transparent);
}
@keyframes rise { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: none; } }
.ps-panel h2 { margin: 0 0 6px; font-size: clamp(19px, 4vw, 23px); letter-spacing: -0.4px; font-weight: 750; }
.ps-lead { margin: 0 0 22px; color: var(--muted); font-size: 14px; max-width: 62ch; }
.ps-sub-h { margin: 26px 0 12px; font-size: 15px; font-weight: 700; }
.ps-muted { color: var(--muted); font-weight: 400; }
.ps-hint { color: var(--muted); font-size: 13px; }
.ps-chip {
  display: inline-block; font-size: 12px; font-weight: 600; background: var(--grad-soft);
  border: 1px solid color-mix(in srgb, var(--accent) 35%, transparent); border-radius: 999px;
  padding: 3px 11px; color: var(--accent-ink); margin-left: 4px; vertical-align: middle;
}

/* ── fields ─────────────────────────────────────────────────────────────── */
.ps-field { display: flex; flex-direction: column; gap: 7px; margin-bottom: 15px; }
label { font-size: 12px; color: var(--muted); font-weight: 650; letter-spacing: .25px; }
input, select, textarea {
  background: rgba(8,10,16,.6); border: 1px solid var(--border-2); color: var(--text);
  border-radius: var(--r-sm); padding: 12px 13px; font-size: 14.5px; font-family: inherit; width: 100%;
  transition: border-color .15s var(--ease), box-shadow .15s var(--ease), background .15s var(--ease);
  -webkit-appearance: none; appearance: none;
}
select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%23868da3' d='M1 1l5 5 5-5'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: right 14px center; padding-right: 36px;
}
textarea { resize: vertical; min-height: 64px; }
input:focus, select:focus, textarea:focus { outline: none; border-color: var(--accent); box-shadow: var(--ring); background: rgba(8,10,16,.85); }
input::placeholder, textarea::placeholder { color: #5a6177; }

.ps-grid-2 { display: grid; grid-template-columns: 1fr; gap: 14px; }
.ps-grid-3 { display: grid; grid-template-columns: 1fr; gap: 14px; }
.ps-grid-4 { display: grid; grid-template-columns: 1fr; gap: 14px; }
.ps-col-span { grid-column: 1 / -1; }
.ps-custom-cat { margin-top: 8px; }

.ps-divider { display: flex; align-items: center; text-align: center; color: var(--muted); font-size: 11.5px; text-transform: uppercase; letter-spacing: 1px; margin: 20px 0; gap: 12px; }
.ps-divider::before, .ps-divider::after { content: ""; flex: 1; height: 1px; background: var(--border-2); }

/* ── buttons ────────────────────────────────────────────────────────────── */
.ps-btn {
  background: var(--grad); color: #fff; border: none; border-radius: var(--r-sm);
  padding: 12px 20px; font-size: 14px; font-weight: 650; cursor: pointer; white-space: nowrap;
  min-height: 44px; box-shadow: 0 6px 18px rgba(79,70,229,.32);
  transition: transform .12s var(--ease), box-shadow .18s var(--ease), filter .15s var(--ease);
}
.ps-btn:hover { filter: brightness(1.07); box-shadow: 0 10px 26px rgba(108,108,246,.46); transform: translateY(-1px); }
.ps-btn:active { transform: translateY(0) scale(.985); }
.ps-btn:disabled { opacity: .45; cursor: not-allowed; filter: none; box-shadow: none; transform: none; }
.ps-btn.ghost { background: rgba(255,255,255,.04); border: 1px solid var(--border-2); color: var(--text); box-shadow: none; }
.ps-btn.ghost:hover { border-color: var(--accent); background: rgba(124,108,255,.12); box-shadow: none; }
.ps-btn.sm { padding: 8px 14px; font-size: 13px; min-height: 38px; }
.ps-btn.danger { background: transparent; border: 1px solid color-mix(in srgb, var(--danger) 60%, transparent); color: var(--danger); box-shadow: none; }
.ps-btn.danger:hover { background: color-mix(in srgb, var(--danger) 14%, transparent); transform: none; }

.ps-actions-row { display: flex; align-items: center; gap: 12px; margin-top: 8px; flex-wrap: wrap; }
.ps-status { font-size: 13px; color: var(--muted); }
.ps-status.err { color: var(--danger); }
.ps-status.ok { color: var(--ok); }

/* ── tone + sounds-like chips ───────────────────────────────────────────── */
.ps-tone { margin: 8px 0 16px; border: 1px solid var(--border); border-radius: var(--r); padding: 14px 16px; background: rgba(8,10,16,.4); }
.ps-tone summary { cursor: pointer; font-size: 13.5px; font-weight: 650; color: var(--text); margin-bottom: 10px; list-style: none; }
.ps-tone summary::-webkit-details-marker { display: none; }
.ps-tone summary::before { content: "▸ "; color: var(--accent-2); }
.ps-tone[open] summary::before { content: "▾ "; }

.ps-chips { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 9px; }
.ps-ref-chip {
  display: inline-flex; align-items: center; gap: 7px; font-size: 13px; color: var(--text);
  background: var(--grad-soft); border: 1px solid color-mix(in srgb, var(--accent) 40%, transparent);
  border-radius: 999px; padding: 5px 7px 5px 13px; animation: pop .16s var(--ease);
}
@keyframes pop { from { transform: scale(.85); opacity: 0; } to { transform: scale(1); opacity: 1; } }
.ps-ref-x { background: rgba(255,255,255,.06); border: none; color: var(--accent-ink); cursor: pointer; font-size: 14px; line-height: 1; width: 20px; height: 20px; border-radius: 50%; display: inline-flex; align-items: center; justify-content: center; transition: background .15s var(--ease), color .15s var(--ease); }
.ps-ref-x:hover { background: color-mix(in srgb, var(--danger) 80%, transparent); color: #fff; }
.ps-chip-add { display: flex; gap: 8px; align-items: center; }
.ps-chip-add input { flex: 1; }
.ps-empty { color: var(--muted); font-size: 13px; }
.ps-empty.sm { font-size: 12px; }

/* ── edit-mode banner ───────────────────────────────────────────────────── */
.ps-edit-banner {
  margin: 0 0 18px; padding: 11px 15px; font-size: 13px; border-radius: var(--r);
  color: var(--accent-ink); background: var(--grad-soft);
  border: 1px solid color-mix(in srgb, var(--accent) 38%, transparent);
}
.ps-edit-banner strong { color: var(--text); }

/* ── voice editor ───────────────────────────────────────────────────────── */
.ps-voice { margin-top: 20px; background: rgba(8,10,16,.45); border: 1px solid var(--border-2); border-radius: var(--r-lg); padding: 18px; }
.ps-voice-head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 12px; gap: 12px; flex-wrap: wrap; }
.ps-voice-head h3 { margin: 0; font-size: 15px; font-weight: 700; }
.ps-meta { font-size: 12px; color: var(--muted); font-weight: 400; }

/* ── lists (personas, existing accounts) ────────────────────────────────── */
.ps-list { display: flex; flex-direction: column; gap: 9px; }
.ps-item {
  display: flex; justify-content: space-between; align-items: center; gap: 12px; flex-wrap: wrap;
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--r);
  padding: 13px 15px; transition: border-color .15s var(--ease), transform .12s var(--ease);
}
.ps-item:hover { border-color: var(--border-strong); transform: translateY(-1px); }
.ps-item .cat { font-weight: 700; }
.ps-item .meta { font-size: 12px; color: var(--muted); margin-top: 3px; }
.ps-tag {
  font-size: 11px; border: 1px solid var(--border-2); border-radius: 999px; padding: 2px 10px;
  color: var(--text-2); margin-left: 8px; background: rgba(255,255,255,.03);
}
.ps-tag.ready { color: var(--ok); border-color: color-mix(in srgb, var(--ok) 45%, transparent); background: color-mix(in srgb, var(--ok) 12%, transparent); }

/* ── account step ───────────────────────────────────────────────────────── */
.ps-account-card {
  display: flex; align-items: center; gap: 15px;
  background: var(--grad-soft); border: 1px solid color-mix(in srgb, var(--accent) 28%, transparent);
  border-radius: var(--r-lg); padding: 18px 20px; margin: 6px 0 16px;
}
.ps-ac-avatar {
  flex: none; width: 50px; height: 50px; border-radius: 15px; display: inline-flex; align-items: center; justify-content: center;
  background: var(--grad); color: #fff; font-size: 23px; font-weight: 750; box-shadow: var(--glow);
}
.ps-ac-name { font-size: 18px; font-weight: 750; }
.ps-ac-meta { font-size: 12.5px; color: var(--muted); }
.ps-testing { margin-top: 20px; border-top: 1px dashed var(--border-2); padding-top: 14px; }
.ps-testing summary { cursor: pointer; font-size: 13px; color: var(--muted); }
.ps-testing .ps-list { margin-top: 12px; }

/* ── site cards ─────────────────────────────────────────────────────────── */
.ps-cards { display: grid; grid-template-columns: 1fr; gap: 12px; }
.ps-site-card {
  position: relative; text-align: left; background: var(--surface); border: 1px solid var(--border-2);
  border-radius: var(--r-lg); padding: 16px 18px; cursor: pointer; color: var(--text); font: inherit;
  transition: border-color .15s var(--ease), transform .12s var(--ease), box-shadow .18s var(--ease);
}
.ps-site-card:hover { border-color: var(--accent); transform: translateY(-2px); box-shadow: var(--shadow); }
.ps-site-card.selected { border-color: transparent; box-shadow: var(--glow); background: var(--grad-soft); }
.ps-site-card.selected::after { content: "✓"; position: absolute; top: 12px; right: 14px; color: var(--accent-2); font-weight: 800; }
.ps-site-name { font-weight: 750; font-size: 15.5px; }
.ps-site-meta { font-size: 12px; color: var(--muted); margin-top: 4px; word-break: break-all; }

/* ── footer nav ─────────────────────────────────────────────────────────── */
.ps-nav { display: flex; justify-content: space-between; gap: 12px; margin-top: 22px; }

/* ── demo / compare ─────────────────────────────────────────────────────── */
.ps-pill { font-size: 11px; background: var(--grad); color: #fff; border-radius: 999px; padding: 3px 10px; margin-left: 6px; font-weight: 600; }
.ps-compare { display: grid; grid-template-columns: 1fr; gap: 16px; margin-top: 20px; }
.ps-compare-col { background: var(--surface); border: 1px solid var(--border); border-radius: var(--r-lg); padding: 18px; min-height: 90px; }
.ps-compare-col:has(.ps-compare-head.persona) { border-color: color-mix(in srgb, var(--persona) 32%, transparent); box-shadow: var(--shadow); }
.ps-compare-head { font-size: 11.5px; font-weight: 750; text-transform: uppercase; letter-spacing: .7px; margin-bottom: 12px; padding-bottom: 10px; border-bottom: 1px solid var(--border-2); display: flex; align-items: center; }
.ps-compare-head.persona { color: var(--persona); }
.ps-compare-head.generic { color: var(--generic); }
.ps-art-h { font-size: 17px; margin: 8px 0 12px; line-height: 1.3; }
.ps-art-body { font-size: 14px; color: var(--text-2); }
.ps-art-body h2, .ps-art-body h3 { font-size: 15px; margin: 16px 0 6px; color: var(--text); }
.ps-art-body p { margin: 0 0 10px; }
.ps-art-body ul, .ps-art-body ol { margin: 0 0 10px; padding-left: 20px; }
.ps-art-body img { max-width: 100%; border-radius: 8px; }

/* ── toast ──────────────────────────────────────────────────────────────── */
.ps-toast {
  position: fixed; bottom: 22px; left: 50%; transform: translateX(-50%);
  background: rgba(24,28,40,.92); color: #fff; border: 1px solid var(--border-2);
  padding: 13px 22px; border-radius: var(--r); font-size: 14px; z-index: 50;
  box-shadow: var(--shadow-lg); backdrop-filter: blur(12px);
  max-width: calc(100vw - 32px); animation: toastIn .26s var(--ease);
}
@keyframes toastIn { from { opacity: 0; transform: translate(-50%, 12px); } to { opacity: 1; transform: translate(-50%, 0); } }
.ps-toast.err { border-color: color-mix(in srgb, var(--danger) 60%, transparent); }

[hidden] { display: none !important; }

/* ── responsive: enhance upward from mobile-first base ──────────────────── */
@media (max-width: 559px) {
  .ps-rail-step:not(.active) .ps-rl { display: none; }   /* compact stepper on phones */
  .ps-nav .ps-btn { flex: 1; }                            /* full-width back/next */
}
@media (min-width: 640px) {
  .ps-grid-2 { grid-template-columns: 1fr 1fr; }
  .ps-cards { grid-template-columns: repeat(auto-fill, minmax(230px, 1fr)); }
}
@media (min-width: 760px) {
  .ps-grid-3 { grid-template-columns: 1fr 1fr 1fr; }
  .ps-grid-4 { grid-template-columns: repeat(4, 1fr); }
  .ps-compare { grid-template-columns: 1fr 1fr; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
}