:root {
  --bg: #ffffff;
  --panel: #ffffff;
  --panel-2: #f6f6f8;
  --canvas-bg: #eceef1;
  --text: #1d1d21;
  --muted: #6b6f78;
  --faint: #9aa0aa;
  --border: #e4e5ea;
  --accent: #5b47e0;
  --accent-soft: #eeebff;
  --accent-text: #ffffff;
  --shadow: 0 10px 30px rgba(20, 20, 40, .14), 0 2px 6px rgba(20, 20, 40, .08);
  --radius: 10px;
  --ring: #5b47e080;
  --destructive: #dc2626;
  --overlay: rgba(10, 10, 20, .45);
  --font: "Inter", ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  --mono: ui-monospace, SFMono-Regular, Menlo, monospace;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #17181c; --panel: #1e1f24; --panel-2: #26272e; --canvas-bg: #111215; --text: #e9e9ee; --muted: #a0a3ad; --faint: #737782;
    --border: #2f3038; --accent: #8b7bff; --accent-soft: #2c2752; --shadow: 0 10px 30px rgba(0,0,0,.5), 0 2px 6px rgba(0,0,0,.4);
    --ring: #8b7bff80; --destructive: #ef4444; --overlay: rgba(0, 0, 0, .6);
    color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --bg: #17181c; --panel: #1e1f24; --panel-2: #26272e; --canvas-bg: #111215; --text: #e9e9ee; --muted: #a0a3ad; --faint: #737782;
  --border: #2f3038; --accent: #8b7bff; --accent-soft: #2c2752; --shadow: 0 10px 30px rgba(0,0,0,.5), 0 2px 6px rgba(0,0,0,.4);
  --ring: #8b7bff80; --destructive: #ef4444; --overlay: rgba(0, 0, 0, .6);
  color-scheme: dark;
}

* { box-sizing: border-box; }
html, body { margin: 0; }
body { background: var(--bg); color: var(--text); font: 14px/1.5 var(--font); -webkit-font-smoothing: antialiased; }
button, input, select, textarea { font: inherit; color: inherit; }
a { color: var(--accent); }
.grow { flex: 1; }
.muted { color: var(--muted); }

/* ---------- components (shadcn/ui conventions: 36px controls, 8px radius, one focus ring) ---------- */
/* Focus ring only for keyboard focus; mouse clicks leave no outline. */
:focus { outline: none; }
:focus-visible { outline: 2px solid var(--ring); outline-offset: 2px; }

.btn { display: inline-flex; align-items: center; justify-content: center; gap: 6px; height: 36px; padding: 0 14px; border-radius: 8px; border: 1px solid var(--border); background: var(--panel); cursor: pointer; text-decoration: none; color: var(--text); font-size: 13px; font-weight: 500; line-height: 1; white-space: nowrap; transition: background .15s, color .15s, border-color .15s; }
.btn:hover { background: var(--panel-2); }
.btn.primary { background: var(--accent); border-color: var(--accent); color: var(--accent-text); }
.btn.primary:hover { filter: brightness(1.08); background: var(--accent); }
.btn.destructive { background: var(--destructive); border-color: var(--destructive); color: #fff; }
.btn.destructive:hover { filter: brightness(1.08); background: var(--destructive); }
.btn.ghost { border-color: transparent; background: transparent; color: var(--muted); }
.btn.ghost:hover { background: var(--panel-2); color: var(--text); }
.btn.small { height: 30px; font-size: 12px; padding: 0 10px; }
.btn:disabled { opacity: .5; cursor: default; pointer-events: none; }
.icon-btn { display: inline-grid; place-items: center; width: 32px; height: 32px; border: 0; border-radius: 8px; background: transparent; color: var(--muted); cursor: pointer; padding: 0; transition: background .15s, color .15s; }
.icon-btn:hover { background: var(--panel-2); color: var(--text); }
.icon-btn.on { background: var(--accent-soft); color: var(--accent); }
.icon-btn:disabled { opacity: .4; cursor: default; }

.input, .select { height: 32px; padding: 0 10px; border: 1px solid var(--border); border-radius: 8px; background: var(--panel); color: var(--text); font-size: 13px; transition: border-color .15s, box-shadow .15s; }
.input:focus-visible, .select:focus-visible { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px var(--ring); }
.select { appearance: none; -webkit-appearance: none; padding-right: 28px; cursor: pointer;
  background: var(--panel) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%239aa0aa' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E") no-repeat right 8px center / 14px; }
.select:hover, .input:hover { border-color: var(--faint); }
input[type="checkbox"] { width: 16px; height: 16px; margin: 0; accent-color: var(--accent); cursor: pointer; }

/* Dialog (confirm / prompt), see js/ui.js. */
dialog.dialog { width: min(440px, calc(100vw - 32px)); padding: 24px; border: 1px solid var(--border); border-radius: 12px; background: var(--panel); color: var(--text); box-shadow: var(--shadow); }
dialog.dialog::backdrop { background: var(--overlay); }
dialog.dialog[open] { animation: dlg-in .14s ease-out; }
@keyframes dlg-in { from { opacity: 0; transform: translateY(4px) scale(.98); } }
.dialog h2 { margin: 0; color: var(--text); font-size: 17px; font-weight: 600; line-height: 1.35; }
.dialog p { margin: 8px 0 0; color: var(--muted); font-size: 13.5px; line-height: 1.55; }
.dialog .input { width: 100%; height: 36px; margin-top: 16px; font-size: 14px; }
dialog.dialog.persona { width: min(560px, calc(100vw - 32px)); }
.dialog .field { display: grid; gap: 6px; margin-top: 16px; font-size: 13px; font-weight: 500; }
.dialog .field small { display: block; margin-top: 2px; color: var(--muted); font-weight: 400; }
.dialog textarea.input { width: 100%; height: auto; min-height: 0; padding: 8px 10px; line-height: 1.5; resize: vertical; font-size: 13px; }
.dialog .actions { display: flex; justify-content: flex-end; gap: 8px; margin-top: 24px; }

kbd { font: 11px/1 var(--mono); padding: 2px 4px; border-radius: 4px; background: var(--panel-2); color: var(--muted); border: 1px solid var(--border); }

#toast { position: fixed; left: 50%; bottom: 28px; translate: -50% 20px; opacity: 0; background: #222; color: #fff; padding: 8px 14px; border-radius: 8px; font-size: 13px; z-index: 99999; transition: .2s; pointer-events: none; }
#toast.show { opacity: 1; translate: -50% 0; }
[hidden] { display: none !important; }

#paywall { position: fixed; inset: 0; z-index: 100000; display: grid; place-items: center; padding: 16px; background: rgba(10, 10, 20, .45); }
#paywall .pw-card { position: relative; width: min(760px, 100%); max-height: calc(100vh - 32px); overflow: auto; background: var(--panel); border-radius: 16px; box-shadow: var(--shadow); padding: 24px; }
#paywall h2 { margin: 0 0 4px; color: var(--text); font-size: 20px; }
#paywall p { margin: 0 0 18px; color: var(--muted); }
#paywall .pw-close { position: absolute; top: 10px; right: 12px; width: 32px; height: 32px; border: 0; border-radius: 8px; background: transparent; color: var(--muted); font-size: 22px; cursor: pointer; }
#paywall .pw-close:hover { background: var(--panel-2); color: var(--text); }
/* Clerk's checkout drawer has no z-index of its own; keep it above the paywall and the rails. */
.cl-drawerBackdrop, .cl-drawerRoot { z-index: 100001 !important; }