:root {
  --ink: #0b1023;
  --accent: #f0134d;
  --accent-end: #ff7a3d;
  --secondary: #8e8e93;
  --tertiary: #b0b0b6;
  --bg: #f2f2f7;
  --card: #ffffff;
  --soft: #f7f7fa;
  --fill: rgba(118, 118, 128, 0.12);
  --stroke: rgba(60, 60, 67, 0.12);
  --green: #30a14e;
  --danger: #e5484d;
  --radius: 18px;
  --shadow: 0 1px 3px rgba(11, 16, 35, 0.06), 0 8px 24px rgba(11, 16, 35, 0.05);
}

@media (prefers-color-scheme: dark) {
  :root {
    --ink: #f5f5f7;
    --secondary: #9a9aa2;
    --tertiary: #6e6e78;
    --bg: #0b0d16;
    --card: #161a27;
    --soft: #11141f;
    --fill: rgba(140, 140, 155, 0.16);
    --stroke: rgba(160, 160, 180, 0.18);
    --green: #46d17a;
    --shadow: 0 1px 3px rgba(0, 0, 0, 0.4), 0 8px 24px rgba(0, 0, 0, 0.3);
  }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font: 15px/1.5 -apple-system, BlinkMacSystemFont, "Segoe UI", Inter, Roboto, sans-serif;
  -webkit-font-smoothing: antialiased;
}

/* Every control inherits the page colours, so a field can never end up with
   system-default text on a themed background. */
input, select, textarea, button { font: inherit; color: var(--ink); }

.hidden { display: none !important; }

/* ---- Layout ---- */

.topbar {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 20px;
  background: color-mix(in srgb, var(--card) 88%, transparent);
  backdrop-filter: saturate(160%) blur(14px);
  border-bottom: 1px solid var(--stroke);
}

.brand {
  font-weight: 800;
  letter-spacing: -0.02em;
  text-decoration: none;
  color: var(--ink);
}
.brand span { color: var(--accent); }

.spacer { flex: 1; }

main { max-width: 900px; margin: 0 auto; padding: 24px 20px 80px; }

h1 { font-size: 30px; letter-spacing: -0.02em; margin: 0 0 6px; }
h2 { font-size: 19px; letter-spacing: -0.01em; margin: 0 0 12px; }
.sub { color: var(--secondary); margin: 0 0 22px; }

/* ---- Cards & lists ---- */

.card {
  background: var(--card);
  border: 1px solid var(--stroke);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 18px;
  margin-bottom: 16px;
}

.person {
  display: flex;
  align-items: center;
  gap: 13px;
  padding: 12px 6px;
  border-bottom: 1px solid var(--stroke);
  cursor: pointer;
}
.person:last-child { border-bottom: 0; }

.avatar {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  color: #fff;
  font-weight: 800;
  font-size: 14px;
  flex: none;
  background: linear-gradient(135deg, var(--accent), var(--accent-end));
}

.person-name { font-weight: 650; }
.person-meta { color: var(--secondary); font-size: 13px; }

.empty {
  text-align: center;
  color: var(--secondary);
  padding: 46px 20px;
}

/* ---- Forms ---- */

label { display: block; font-size: 12px; font-weight: 700; color: var(--secondary); margin: 14px 0 6px; }

input[type="text"], input[type="email"], input[type="password"],
input[type="tel"], input[type="search"], textarea {
  width: 100%;
  padding: 11px 14px;
  background: var(--soft);
  border: 1px solid var(--stroke);
  border-radius: 13px;
  outline: none;
}
input:focus, textarea:focus { border-color: var(--accent); }

.btn {
  border: 0;
  border-radius: 13px;
  padding: 11px 18px;
  font-weight: 700;
  cursor: pointer;
  background: var(--fill);
  color: var(--ink);
}
.btn:disabled { opacity: 0.5; cursor: not-allowed; }
.btn-primary { background: linear-gradient(135deg, var(--accent), var(--accent-end)); color: #fff; }
.btn-danger { color: var(--danger); }
.btn-row { display: flex; gap: 9px; flex-wrap: wrap; margin-top: 18px; }

.link { background: none; border: 0; color: var(--accent); font-weight: 650; cursor: pointer; padding: 0; }

/* Default UA link colours are unreadable against the dark surface. */
a { color: var(--accent); }

.error { color: var(--danger); font-size: 13.5px; margin-top: 12px; min-height: 1.2em; }
.note { color: var(--secondary); font-size: 13px; }

/* ---- Import review ---- */

.review { max-height: 46vh; overflow-y: auto; border: 1px solid var(--stroke); border-radius: 13px; }
.review-row { display: flex; align-items: center; gap: 11px; padding: 9px 13px; border-bottom: 1px solid var(--stroke); }
.review-row:last-child { border-bottom: 0; }
.review-row input { accent-color: var(--accent); width: 17px; height: 17px; }
.tag { font-size: 11px; font-weight: 700; color: var(--green); }

/* ---- Toast ---- */

#toast {
  position: fixed;
  left: 50%;
  bottom: 28px;
  transform: translateX(-50%);
  background: var(--ink);
  color: var(--bg);
  padding: 11px 20px;
  border-radius: 999px;
  font-weight: 650;
  box-shadow: var(--shadow);
  z-index: 50;
}

.sync-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--green); flex: none; }
.sync-status { display: flex; align-items: center; gap: 7px; font-size: 12.5px; color: var(--secondary); }