:root {
  color-scheme: light dark;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.5;
  --bg: #f5f5f7;
  --surface: #ffffff;
  --text: #1d1d1f;
  --muted: #6e6e73;
  --border: rgba(0, 0, 0, 0.08);
  --accent: #0071e3;
  --accent-hover: #0077ed;
  --danger: #d70015;
  --shadow: 0 18px 50px rgba(0, 0, 0, 0.12);
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0f0f10;
    --surface: #1c1c1e;
    --text: #f5f5f7;
    --muted: #a1a1a6;
    --border: rgba(255, 255, 255, 0.1);
    --shadow: 0 18px 50px rgba(0, 0, 0, 0.45);
  }
}

* {
  box-sizing: border-box;
}

body {
  background: var(--bg);
  color: var(--text);
  margin: 0;
}

body.auth-pending .app-shell {
  display: none;
}

body.auth-ready .login-screen {
  display: none;
}

.login-screen {
  align-items: center;
  background:
    radial-gradient(circle at top, rgba(0, 113, 227, 0.12), transparent 42%),
    var(--bg);
  display: flex;
  inset: 0;
  justify-content: center;
  min-height: 100vh;
  padding: 24px;
  position: fixed;
  z-index: 1000;
}

.login-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 18px;
  box-shadow: var(--shadow);
  max-width: 400px;
  padding: 32px;
  width: 100%;
}

.login-brand {
  margin-bottom: 28px;
  text-align: center;
}

.login-mark {
  align-items: center;
  background: rgba(0, 113, 227, 0.12);
  border-radius: 14px;
  color: var(--accent);
  display: inline-flex;
  font-size: 0.85rem;
  font-weight: 700;
  height: 48px;
  justify-content: center;
  letter-spacing: 0.08em;
  margin-bottom: 16px;
  width: 48px;
}

.login-brand h1 {
  font-size: 1.6rem;
  font-weight: 650;
  margin: 0 0 6px;
}

.login-brand p {
  color: var(--muted);
  font-size: 0.95rem;
  margin: 0;
}

.login-form {
  display: grid;
  gap: 16px;
}

.login-form label {
  display: grid;
  gap: 8px;
}

.login-form label span {
  color: var(--muted);
  font-size: 0.85rem;
  font-weight: 500;
}

.login-form input {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 10px;
  color: var(--text);
  font: inherit;
  padding: 12px 14px;
  width: 100%;
}

.login-form input:focus {
  border-color: rgba(0, 113, 227, 0.55);
  outline: 2px solid rgba(0, 113, 227, 0.18);
  outline-offset: 0;
}

.login-form button {
  background: var(--accent);
  border: 0;
  border-radius: 10px;
  color: #fff;
  cursor: pointer;
  font: inherit;
  font-weight: 600;
  margin-top: 4px;
  padding: 12px 16px;
  width: 100%;
}

.login-form button:hover {
  background: var(--accent-hover);
}

.login-error {
  background: rgba(215, 0, 21, 0.1);
  border-radius: 10px;
  color: var(--danger);
  font-size: 0.92rem;
  margin: 0;
  padding: 10px 12px;
}

.app-shell {
  margin: 0 auto;
  max-width: 1100px;
  padding: 24px;
}

header {
  margin-bottom: 24px;
}

.header-row {
  align-items: flex-start;
  display: flex;
  gap: 16px;
  justify-content: space-between;
}

.header-actions {
  align-items: center;
  display: flex;
  gap: 12px;
}

.subtitle {
  color: var(--muted);
}

.panel {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  margin-bottom: 20px;
  padding: 16px 20px;
}

.status-grid {
  display: grid;
  gap: 8px;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

table {
  border-collapse: collapse;
  width: 100%;
}

th, td {
  border-bottom: 1px solid var(--border);
  padding: 8px;
  text-align: left;
  vertical-align: top;
}

textarea {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 10px;
  color: var(--text);
  display: block;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  margin: 8px 0 12px;
  padding: 10px 12px;
  width: 100%;
}

button {
  background: rgba(127, 127, 127, 0.12);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  cursor: pointer;
  font: inherit;
  margin-right: 8px;
  margin-top: 4px;
  padding: 8px 12px;
}

button.primary,
button[type="submit"]:not(.login-form button) {
  background: rgba(0, 113, 227, 0.14);
}

button.danger {
  background: rgba(215, 0, 21, 0.12);
  color: var(--danger);
}

.hint {
  color: var(--muted);
  font-size: 0.95rem;
}

.message {
  border-radius: 8px;
  margin: 0 0 16px;
  padding: 10px 14px;
}

.message-error {
  background: rgba(215, 0, 21, 0.1);
  color: var(--danger);
}

.message-success {
  background: rgba(52, 199, 89, 0.12);
  color: #248a3d;
}

.message-info {
  background: rgba(0, 113, 227, 0.12);
  color: var(--accent);
}

.apple-upload-panel {
  background: rgba(0, 113, 227, 0.06);
  border: 1px solid rgba(0, 113, 227, 0.18);
  border-radius: 12px;
  margin: 16px 0;
  padding: 14px 16px;
}

.apple-upload-panel code {
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
}
  background: rgba(255, 149, 0, 0.12);
  border-radius: 8px;
  margin-bottom: 12px;
  padding: 12px 14px;
}

.tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 16px;
}

.tab {
  background: rgba(127, 127, 127, 0.08);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 8px 14px;
}

.tab.active {
  background: rgba(0, 113, 227, 0.14);
  border-color: rgba(0, 113, 227, 0.25);
}

.tab-panel {
  display: none;
}

.tab-panel.active {
  display: block;
}

.form-grid {
  display: grid;
  gap: 12px;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  margin: 12px 0;
}

label {
  display: block;
}

input[type="text"],
input[type="email"],
input[type="password"] {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 10px;
  color: var(--text);
  display: block;
  font: inherit;
  margin-top: 4px;
  padding: 10px 12px;
  width: 100%;
}

select {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 10px;
  color: var(--text);
  display: block;
  font: inherit;
  margin-top: 4px;
  padding: 10px 12px;
  width: 100%;
}

.actions-row {
  margin: 12px 0;
}

.steps {
  color: var(--muted);
}

.mono {
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  word-break: break-all;
}

#events {
  list-style: none;
  margin: 0;
  padding: 0;
}

#events li {
  border-bottom: 1px solid var(--border);
  padding: 6px 0;
}