:root {
  --bg: #0f1115;
  --surface: #171a21;
  --surface-2: #1e222b;
  --border: #2a2f3a;
  --text: #e8eaed;
  --text-muted: #9aa1ac;
  --accent: #5b8cff;
  --accent-hover: #7aa2ff;
  --danger: #ff6b6b;
  --danger-bg: #3a1f22;
  --success: #4ade80;
  --success-bg: #17301f;
  --radius: 10px;
  --shadow: 0 4px 16px rgba(0, 0, 0, 0.35);
}

* { box-sizing: border-box; }

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  margin: 0;
  padding: 2rem 1rem 6rem;
  line-height: 1.5;
}

.page {
  max-width: 720px;
  margin: 0 auto;
}

h1 { font-size: 1.4rem; margin: 0 0 1.5rem; }
h2 { font-size: 1.05rem; margin: 0 0 0.25rem; }

.subtitle {
  color: var(--text-muted);
  font-size: 0.85rem;
  margin: 0 0 1rem;
}

[hidden] { display: none !important; }

/* --- Cards --- */

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem;
  margin-bottom: 1rem;
}

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  margin-bottom: 0.75rem;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  font-size: 0.75rem;
  padding: 0.2rem 0.55rem;
  border-radius: 999px;
  font-weight: 600;
  white-space: nowrap;
}

.badge-ok { background: var(--success-bg); color: var(--success); }
.badge-off { background: var(--surface-2); color: var(--text-muted); }

/* --- Forms --- */

label {
  display: block;
  font-size: 0.85rem;
  color: var(--text-muted);
  margin: 0.75rem 0 0.3rem;
}

label:first-child { margin-top: 0; }

input[type="text"],
input[type="password"],
input[type="number"],
input[type="tel"],
select,
textarea {
  width: 100%;
  background: var(--surface-2);
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: 8px;
  padding: 0.55rem 0.7rem;
  font-size: 0.9rem;
  font-family: inherit;
}

textarea { min-height: 4.5rem; resize: vertical; }

input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--accent);
}

.field-hint { font-size: 0.78rem; color: var(--text-muted); margin-top: 0.25rem; }

.password-row {
  position: relative;
  display: flex;
  align-items: center;
}

.password-row input { padding-right: 3rem; }

.password-toggle {
  position: absolute;
  right: 0.4rem;
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 0.78rem;
  cursor: pointer;
  padding: 0.3rem 0.5rem;
}
.password-toggle:hover { color: var(--text); }

.checkbox-row {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.9rem;
  color: var(--text);
  margin: 0.4rem 0;
}
.checkbox-row input { width: auto; margin: 0; }
.checkbox-row label { margin: 0; color: var(--text); font-size: inherit; }

.checkbox-grid { display: flex; flex-direction: column; gap: 0.15rem; }

.row { display: flex; gap: 0.6rem; }
.row > * { flex: 1; }

.inline-number { max-width: 6rem; }

/* --- Buttons --- */

button {
  font-family: inherit;
  font-size: 0.88rem;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--surface-2);
  color: var(--text);
  padding: 0.55rem 1rem;
  cursor: pointer;
}
button:hover { border-color: var(--accent); }
button:disabled { opacity: 0.5; cursor: default; }

.btn-primary {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
  font-weight: 600;
}
.btn-primary:hover { background: var(--accent-hover); border-color: var(--accent-hover); }

.btn-danger { color: var(--danger); }
.btn-danger:hover { border-color: var(--danger); }

.btn-link {
  background: none;
  border: none;
  color: var(--accent);
  padding: 0.2rem 0;
}
.btn-link:hover { color: var(--accent-hover); text-decoration: underline; }

.btn-small { padding: 0.35rem 0.65rem; font-size: 0.8rem; }

/* --- Auth screens --- */

.auth-screen {
  max-width: 380px;
  margin: 4rem auto 0;
}

.auth-screen .card { margin-bottom: 0; }

/* --- Status bar --- */

#status-banner {
  font-size: 0.85rem;
  color: var(--text-muted);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.75rem 1rem;
  margin-bottom: 1rem;
}

/* --- Email accounts --- */

.account-row {
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.75rem;
  margin-bottom: 0.6rem;
  background: var(--surface-2);
}

.account-row-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
}

.account-row-header strong { font-size: 0.9rem; }

.account-fields { margin-top: 0.6rem; display: none; }
.account-fields.expanded { display: block; }

/* --- Per-source AI rules (Telegram folders + reused by email accounts) --- */

.folder-row {
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.5rem 0.75rem;
  margin-bottom: 0.4rem;
  background: var(--surface-2);
}

.folder-row .checkbox-row { margin: 0; }

.folder-row-header {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.folder-row-header .checkbox-row { flex: 1; }

.rule-fields, .folder-rule-fields {
  margin-top: 0.6rem;
  padding-top: 0.6rem;
  border-top: 1px solid var(--border);
  display: none;
}
.rule-fields.expanded, .folder-rule-fields.expanded { display: block; }

.rule-fields textarea, .folder-rule-fields textarea { min-height: 3.5rem; }

.template-buttons { margin-bottom: 0.5rem; display: flex; gap: 0.4rem; }

/* --- Wizard --- */

.wizard-steps {
  display: flex;
  gap: 0.4rem;
  margin-bottom: 1rem;
  font-size: 0.78rem;
  color: var(--text-muted);
}
.wizard-step {
  flex: 1;
  text-align: center;
  padding-bottom: 0.4rem;
  border-bottom: 2px solid var(--border);
}
.wizard-step.active { color: var(--accent); border-color: var(--accent); font-weight: 600; }
.wizard-step.done { color: var(--success); border-color: var(--success); }

.wizard-panel { display: none; }
.wizard-panel.active { display: block; }

/* --- Messages --- */

.error-text { color: var(--danger); font-size: 0.85rem; margin: 0.5rem 0 0; min-height: 1.1em; }
.hint-text { color: var(--text-muted); font-size: 0.82rem; margin: 0.5rem 0 0; }

/* --- Toasts --- */

#toast-container {
  position: fixed;
  bottom: 1.25rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  z-index: 50;
  width: min(420px, calc(100vw - 2rem));
}

.toast {
  padding: 0.7rem 1rem;
  border-radius: 8px;
  font-size: 0.85rem;
  box-shadow: var(--shadow);
  border: 1px solid var(--border);
  background: var(--surface-2);
}
.toast-success { border-color: var(--success); color: var(--success); }
.toast-error { border-color: var(--danger); color: var(--danger); }

/* --- Restart overlay --- */

#restart-overlay {
  position: fixed;
  inset: 0;
  background: rgba(15, 17, 21, 0.85);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 100;
  text-align: center;
  padding: 1rem;
}

#restart-overlay .card { max-width: 320px; }

/* --- Apply bar --- */

.apply-bar {
  position: sticky;
  bottom: 0;
  background: var(--bg);
  border-top: 1px solid var(--border);
  padding: 1rem 0 0.5rem;
  margin-top: 1.5rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

#apply-status { font-size: 0.85rem; color: var(--text-muted); }