:root {
  --bg: #f5f6f8;
  --surface: #ffffff;
  --text: #1c2230;
  --muted: #667085;
  --border: #e3e6ec;
  --accent: #3b5bdb;
  --accent-text: #ffffff;
  --accent-hover: #3249b8;
  --danger: #c92a2a;
  --ok: #2b8a3e;
  --warn: #b35c00;
  --warn-bg: #fff4e6;
  --ok-bg: #ebfbee;
  --radius: 10px;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #11141a;
    --surface: #1a1f28;
    --text: #e6e9ef;
    --muted: #98a2b3;
    --border: #2b3240;
    --accent: #5c7cfa;
    --accent-hover: #748ffc;
    --danger: #ff8787;
    --ok: #69db7c;
    --warn: #ffa94d;
    --warn-bg: #3a2a14;
    --ok-bg: #16301d;
    color-scheme: dark;
  }
}

* { box-sizing: border-box; }
body {
  margin: 0;
  font: 15px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
}
[hidden] { display: none !important; }
a { color: var(--accent); }
h1 { font-size: 24px; margin: 0; }
h2 { font-size: 18px; margin: 0; }
.muted { color: var(--muted); }
.center { text-align: center; }
.error { color: var(--danger); margin: 8px 0 0; }

.brand { display: flex; align-items: center; gap: 8px; font-weight: 700; font-size: 17px; }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  padding: 8px 14px; border-radius: 8px; border: 1px solid var(--border);
  background: var(--surface); color: var(--text); font: inherit; font-weight: 500;
  text-decoration: none; cursor: pointer; white-space: nowrap;
}
.btn:hover { border-color: var(--muted); }
.btn.primary { background: var(--accent); border-color: var(--accent); color: var(--accent-text); }
.btn.primary:hover { background: var(--accent-hover); }
.btn.ghost { background: transparent; border-color: transparent; }
.btn.ghost:hover { border-color: var(--border); }
.btn.danger { color: var(--danger); }
.btn.wide { width: 100%; }
.btn[disabled], .btn[aria-busy="true"] { opacity: .6; pointer-events: none; }
.icon-btn { background: none; border: 0; font-size: 24px; line-height: 1; color: var(--muted); cursor: pointer; }

input, textarea {
  width: 100%; margin-top: 4px; padding: 9px 11px; font: inherit; color: var(--text);
  background: var(--bg); border: 1px solid var(--border); border-radius: 8px;
}
textarea { font-family: ui-monospace, Menlo, monospace; font-size: 13px; resize: vertical; }
input:focus, textarea:focus { outline: 2px solid var(--accent); outline-offset: -1px; }
label { display: block; font-weight: 500; margin-bottom: 14px; }

/* Auth */
.auth { min-height: 100vh; display: grid; place-items: center; padding: 16px; }
.auth-card {
  width: 100%; max-width: 380px; background: var(--surface); border: 1px solid var(--border);
  border-radius: 14px; padding: 28px;
}
.auth-card h1 { margin: 20px 0 18px; font-size: 22px; }

/* App */
.topbar {
  display: flex; justify-content: space-between; align-items: center;
  padding: 12px 24px; background: var(--surface); border-bottom: 1px solid var(--border);
}
.topbar-right { display: flex; align-items: center; gap: 12px; }
.content { max-width: 1040px; margin: 0 auto; padding: 28px 24px 60px; }
.page-head { display: flex; justify-content: space-between; align-items: flex-end; gap: 16px; flex-wrap: wrap; margin-bottom: 20px; }
.page-head p { margin: 4px 0 0; }
.actions { display: flex; gap: 8px; }

.empty {
  text-align: center; padding: 60px 20px; background: var(--surface);
  border: 1px dashed var(--border); border-radius: var(--radius);
}
.empty p { margin: 8px 0 20px; }

.sites { display: grid; gap: 10px; }
.site {
  display: grid; grid-template-columns: 32px 1fr auto; gap: 14px; align-items: center;
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 14px 16px;
}
.favicon {
  width: 32px; height: 32px; border-radius: 8px; display: grid; place-items: center;
  background: var(--accent); color: var(--accent-text); font-weight: 700;
}
.site-main { min-width: 0; }
.site-name { font-weight: 600; }
.site-url { color: var(--muted); font-size: 13px; text-decoration: none; overflow-wrap: anywhere; }
.site-url:hover { text-decoration: underline; }
.site-meta { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 6px; }
.site-error { font-size: 13px; }
.pill {
  font-size: 12px; padding: 2px 8px; border-radius: 999px;
  background: var(--bg); border: 1px solid var(--border); color: var(--muted);
}
.pill.warn { background: var(--warn-bg); color: var(--warn); border-color: transparent; }
.pill.ok { background: var(--ok-bg); color: var(--ok); border-color: transparent; }
.site-actions { display: flex; gap: 6px; }

@media (max-width: 680px) {
  .topbar { padding: 12px 16px; }
  .content { padding: 20px 16px 48px; }
  .site { grid-template-columns: 32px 1fr; }
  .site-actions { grid-column: 1 / -1; }
  .site-actions .login { flex: 1; }
  #me { display: none; }
}

/* Dialog */
dialog {
  width: min(560px, calc(100vw - 32px)); padding: 0; border: 1px solid var(--border);
  border-radius: 14px; background: var(--surface); color: var(--text);
}
dialog::backdrop { background: rgb(0 0 0 / .45); }
.dialog-head, .dialog-foot { display: flex; justify-content: space-between; align-items: center; padding: 16px 20px; }
.dialog-head { border-bottom: 1px solid var(--border); }
.dialog-foot { justify-content: flex-end; gap: 8px; border-top: 1px solid var(--border); }
#add-error { padding: 0 20px 12px; }
.steps { margin: 0; padding: 16px 20px 8px 44px; }
.steps li { margin-bottom: 16px; }
.steps p { margin: 2px 0 8px; font-size: 14px; }
.steps textarea { margin-top: 8px; }

.toast {
  position: fixed; left: 50%; bottom: 24px; transform: translateX(-50%);
  max-width: calc(100vw - 32px); padding: 10px 16px; border-radius: 8px;
  background: var(--text); color: var(--bg); font-size: 14px; box-shadow: 0 6px 20px rgb(0 0 0 / .2);
}