* { box-sizing: border-box; margin: 0; padding: 0; -webkit-font-smoothing: antialiased; }

:root {
  --bg: #F2F2F7;
  --card: #FFFFFF;
  --border: rgba(60, 60, 67, 0.12);
  --label: #000;
  --label-2: rgba(60, 60, 67, 0.60);
  --label-3: rgba(60, 60, 67, 0.30);
  --blue: #007AFF;
  --green: #34C759;
  --red: #FF3B30;
  --orange: #FF9500;
  --fill: rgba(120, 120, 128, 0.14);
}

html, body {
  background: var(--bg);
  color: var(--label);
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Inter", system-ui, sans-serif;
  min-height: 100vh;
}

.hidden { display: none !important; }

/* Topbar */
.topbar {
  background: #fff;
  border-bottom: 1px solid var(--border);
  padding: 12px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  top: 0;
  z-index: 10;
}
.brand {
  display: flex; align-items: center; gap: 8px;
  font-size: 15px;
}
.brand .logo { font-size: 20px; }
.user-meta {
  display: flex; align-items: center; gap: 12px;
  font-size: 13px; color: var(--label-2);
}

/* Main */
main { padding: 32px 24px 80px; max-width: 1100px; margin: 0 auto; }
.view.center-col {
  min-height: 60vh;
  display: flex; align-items: center; justify-content: center;
}

/* Card */
.card {
  background: var(--card);
  border-radius: 14px;
  padding: 28px;
  box-shadow: 0 1px 3px rgba(0,0,0,0.04), 0 6px 16px rgba(0,0,0,0.04);
}
.card.narrow { max-width: 420px; width: 100%; }
.card.wide { width: 100%; }
.card h1 { font-size: 22px; font-weight: 700; letter-spacing: -0.025em; margin-bottom: 6px; }
.card .sub { font-size: 13px; color: var(--label-2); margin-bottom: 18px; }

/* Toolbar */
.toolbar {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 18px;
}
.toolbar h1 { font-size: 28px; font-weight: 800; letter-spacing: -0.03em; }
.toolbar-actions { display: flex; gap: 8px; }

/* Forms */
.form { display: flex; flex-direction: column; gap: 14px; }
.form.grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px 16px;
}
.form.grid .full, .form.grid label.full { grid-column: span 2; }
.form .field-group {
  display: contents;
}
.form label {
  display: flex; flex-direction: column; gap: 6px;
  font-size: 12px; font-weight: 600; color: var(--label-2);
  letter-spacing: -0.01em;
}
.form label .req { color: var(--red); }
.form input[type=text],
.form input[type=email],
.form input[type=password],
.form input[type=number],
.form input[type=url],
.form textarea {
  font: inherit;
  font-size: 14px;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: #fff;
  color: var(--label);
  transition: border 0.1s;
}
.form input:focus, .form textarea:focus {
  outline: none;
  border-color: var(--blue);
  box-shadow: 0 0 0 3px rgba(0,122,255,0.15);
}
.form textarea {
  font-family: "SF Mono", Menlo, Consolas, monospace;
  font-size: 12px;
  resize: vertical;
}
.form .hint {
  display: block; margin-top: 6px;
  color: var(--label-2); font-size: 11px; line-height: 1.5;
  font-weight: 400;
}
.form .hint code {
  font-family: "SF Mono", Menlo, Consolas, monospace;
  font-size: 11px;
  background: var(--fill);
  padding: 1px 4px;
  border-radius: 3px;
}

.form-actions {
  display: flex; align-items: center; gap: 8px;
  padding-top: 8px;
  border-top: 1px solid var(--border);
  margin-top: 6px;
}
.form-actions .grow { flex: 1 1 auto; }

/* Buttons */
.btn-primary {
  padding: 9px 16px;
  background: var(--blue);
  color: #fff;
  border: none;
  border-radius: 8px;
  font-size: 14px; font-weight: 600;
  letter-spacing: -0.01em;
  cursor: pointer;
}
.btn-primary:disabled { opacity: 0.5; cursor: wait; }
.btn-ghost {
  padding: 9px 14px;
  background: var(--fill);
  color: var(--label);
  border: none;
  border-radius: 8px;
  font-size: 13px; font-weight: 600;
  cursor: pointer;
}
.btn-danger {
  padding: 9px 14px;
  background: transparent;
  color: var(--red);
  border: 1px solid var(--red);
  border-radius: 8px;
  font-size: 13px; font-weight: 600;
  cursor: pointer;
}

/* Error text */
.error-text {
  color: var(--red);
  font-size: 12px;
  padding: 8px 10px;
  background: rgba(255,59,48,0.08);
  border-radius: 6px;
}

/* List */
.list-container {
  background: var(--card);
  border-radius: 14px;
  padding: 10px 14px;
  box-shadow: 0 1px 3px rgba(0,0,0,0.04), 0 6px 16px rgba(0,0,0,0.04);
}
.loading {
  padding: 32px;
  text-align: center;
  color: var(--label-2);
  font-size: 13px;
}
.empty-state {
  padding: 32px;
  text-align: center;
  color: var(--label-2);
}
table {
  width: 100%;
  border-collapse: collapse;
}
table th {
  text-align: left;
  padding: 10px 12px;
  font-size: 11px;
  font-weight: 700;
  color: var(--label-2);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  border-bottom: 1px solid var(--border);
}
table td {
  padding: 12px;
  font-size: 13px;
  border-bottom: 1px solid var(--border);
  vertical-align: middle;
}
table tr:last-child td { border-bottom: none; }
table code {
  font-family: "SF Mono", Menlo, Consolas, monospace;
  font-size: 11px;
  background: var(--fill);
  padding: 2px 6px;
  border-radius: 4px;
}
.row-actions { text-align: right; }

/* Toast */
.toast {
  position: fixed;
  bottom: 24px; left: 50%; transform: translateX(-50%);
  background: var(--label);
  color: #fff;
  padding: 10px 18px;
  border-radius: 999px;
  font-size: 13px; font-weight: 600;
  box-shadow: 0 4px 14px rgba(0,0,0,0.22);
  z-index: 100;
}
.toast.toast-error {
  background: var(--red);
}

/* Responsive */
@media (max-width: 700px) {
  .form.grid { grid-template-columns: 1fr; }
  .form.grid .full, .form.grid label.full { grid-column: span 1; }
  table thead { display: none; }
  table td { display: block; padding: 8px 12px; }
  table tr { border-bottom: 1px solid var(--border); padding: 8px 0; }
}