:root {
  --bg: #0b0d12;
  --surface: #13161d;
  --surface-2: #1a1e28;
  --border: #232834;
  --border-strong: #333b4d;
  --text: #e8eaf0;
  --muted: #8b93a5;
  --primary: #6d5efc;
  --primary-hover: #8577ff;
  --primary-soft: rgba(109, 94, 252, 0.15);
  --danger: #e5484d;
  --danger-soft: rgba(229, 72, 77, 0.12);
  --ok: #35c98f;
  --spam: #e5484d;
  --read: #8b93a5;
  --radius: 10px;
  --radius-sm: 8px;
  --shadow: 0 1px 2px rgba(0, 0, 0, 0.35), 0 12px 32px -16px rgba(0, 0, 0, 0.5);
  --font-mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background:
    radial-gradient(1100px 420px at 50% -120px, rgba(109, 94, 252, 0.09), transparent 70%),
    var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Inter, Roboto, sans-serif;
  font-size: 15px;
  line-height: 1.5;
}

a {
  color: var(--primary-hover);
  text-decoration: none;
}
a:hover {
  color: var(--text);
}

code {
  font-family: var(--font-mono);
  font-size: 0.9em;
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: 5px;
  padding: 1px 5px;
}

.container {
  max-width: 880px;
  margin: 0 auto;
  padding: 32px 20px 80px;
}

/* ---------- Top bar ---------- */

.topbar {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 24px;
  border-bottom: 1px solid var(--border);
  background: rgba(11, 13, 18, 0.82);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}
.topbar .brand {
  font-weight: 700;
  font-size: 17px;
  letter-spacing: -0.01em;
  color: var(--text);
}
.topbar .brand::before {
  content: "";
  display: inline-block;
  width: 9px;
  height: 9px;
  margin-right: 9px;
  border-radius: 3px;
  background: var(--primary);
  box-shadow: 0 0 10px var(--primary-soft);
}
.topbar nav {
  display: flex;
  align-items: center;
  gap: 22px;
}
.topbar nav a,
.topbar nav .link-button {
  color: var(--muted);
  font-size: 14px;
}
.topbar nav a:hover,
.topbar nav .link-button:hover {
  color: var(--text);
}

/* ---------- Page header ---------- */

.page-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  margin: 8px 0 24px;
}
.page-header h1 {
  margin: 0;
  font-size: 24px;
  font-weight: 650;
  letter-spacing: -0.02em;
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}
.page-header .subtitle {
  margin: 6px 0 0;
  color: var(--muted);
  font-size: 14px;
}

.endpoint {
  display: inline-block;
  margin-top: 8px;
  padding: 4px 10px;
  font-size: 13px;
  color: var(--muted);
}

/* ---------- Cards ---------- */

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  margin-bottom: 20px;
  box-shadow: var(--shadow);
}
.card h2 {
  margin: 0 0 4px;
  font-size: 15px;
  font-weight: 600;
  letter-spacing: -0.01em;
}
.card .card-hint {
  margin: 0 0 16px;
  color: var(--muted);
  font-size: 13.5px;
}
.card.flush {
  padding: 0;
  overflow: hidden;
}

.muted {
  color: var(--muted);
}
.nowrap {
  white-space: nowrap;
}

/* ---------- Tables ---------- */

.table {
  width: 100%;
  border-collapse: collapse;
}
.table th,
.table td {
  text-align: left;
  padding: 12px 16px;
  border-bottom: 1px solid var(--border);
  vertical-align: top;
}
.table th:first-child,
.table td:first-child {
  padding-left: 20px;
}
.table th:last-child,
.table td:last-child {
  padding-right: 20px;
}
.table th {
  color: var(--muted);
  font-weight: 500;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  background: var(--surface-2);
}
.table tbody tr:last-child td {
  border-bottom: none;
}
.table tbody tr {
  transition: background 0.1s ease;
}
.table tbody tr:hover {
  background: rgba(255, 255, 255, 0.02);
}
.table-actions {
  white-space: nowrap;
  text-align: right;
}
.table-actions .link-button {
  margin-left: 14px;
}
.table-wrap {
  overflow-x: auto;
}
/* Bordered table/empty-state wrapper for use inside a card */
.inset-table {
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  overflow: hidden;
}

.field-row {
  font-size: 14px;
  overflow-wrap: anywhere;
}
.field-key {
  color: var(--muted);
  font-size: 12.5px;
  margin-right: 6px;
}

/* ---------- Badges ---------- */

.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 2px 10px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 600;
  line-height: 1.6;
}
.badge::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: currentColor;
}
.badge-ok, .badge-new { background: rgba(53, 201, 143, 0.13); color: var(--ok); }
.badge-off, .badge-read { background: rgba(139, 147, 165, 0.14); color: var(--read); }
.badge-spam { background: var(--danger-soft); color: var(--spam); }

/* ---------- Empty states ---------- */

.empty-state {
  text-align: center;
  padding: 56px 24px;
}
.empty-state p {
  margin: 0;
  color: var(--muted);
}
.empty-state .button {
  margin-top: 16px;
}

/* ---------- Buttons ---------- */

.button {
  display: inline-block;
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-strong);
  background: var(--surface-2);
  color: var(--text);
  cursor: pointer;
  font-size: 14px;
  font-family: inherit;
  line-height: 1.5;
  transition: background 0.12s ease, border-color 0.12s ease, color 0.12s ease;
}
.button:hover {
  border-color: var(--muted);
  color: var(--text);
}
.button.primary {
  background: var(--primary);
  border-color: var(--primary);
  color: white;
}
.button.primary:hover {
  background: var(--primary-hover);
  border-color: var(--primary-hover);
}
.button.danger {
  background: transparent;
  border-color: var(--danger);
  color: var(--danger);
}
.button.danger:hover {
  background: var(--danger-soft);
}
.button.small {
  padding: 5px 12px;
  font-size: 13px;
}
.button.full-width {
  width: 100%;
  text-align: center;
}
.button:focus-visible,
.link-button:focus-visible,
.chip:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
}

.link-button {
  background: none;
  border: none;
  color: var(--primary-hover);
  cursor: pointer;
  padding: 0;
  font-size: 14px;
  font-family: inherit;
}
.link-button:hover {
  color: var(--text);
}
.link-button.danger {
  color: var(--danger);
}
.link-button.danger:hover {
  color: #ff6b6f;
}
.inline-form {
  display: inline;
}

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

.stacked-form {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.stacked-form label {
  margin-top: 14px;
  font-size: 13px;
  font-weight: 500;
  color: var(--muted);
}
.stacked-form label:first-child {
  margin-top: 0;
}
.stacked-form input[type="text"],
.stacked-form input[type="email"],
.stacked-form input[type="password"],
.stacked-form input[type="number"],
.stacked-form textarea {
  padding: 9px 12px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-strong);
  background: var(--bg);
  color: var(--text);
  font-size: 14px;
  font-family: inherit;
  transition: border-color 0.12s ease, box-shadow 0.12s ease;
}
.stacked-form input::placeholder,
.stacked-form textarea::placeholder {
  color: #545c6e;
}
.stacked-form textarea {
  resize: vertical;
}
.stacked-form textarea:focus,
.stacked-form input:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-soft);
}
.stacked-form .button {
  margin-top: 22px;
  align-self: flex-start;
}
.checkbox-row {
  display: flex;
  align-items: center;
  gap: 9px;
  flex-direction: row !important;
  color: var(--text) !important;
  font-size: 14px !important;
  font-weight: 400 !important;
  cursor: pointer;
}
.checkbox-row input[type="checkbox"] {
  width: 15px;
  height: 15px;
  accent-color: var(--primary);
  cursor: pointer;
}

/* ---------- Code snippet ---------- */

.snippet-box {
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  overflow: hidden;
}
.snippet-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 7px 12px 7px 16px;
  background: var(--surface-2);
  border-bottom: 1px solid var(--border);
  font-size: 12px;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.snippet {
  margin: 0;
  background: var(--bg);
  padding: 16px;
  overflow-x: auto;
  font-size: 13px;
  line-height: 1.6;
}
.snippet code {
  background: none;
  border: none;
  padding: 0;
  font-size: inherit;
}

.danger-zone {
  border-color: rgba(229, 72, 77, 0.35);
}
.danger-zone h2 {
  color: var(--danger);
}

/* ---------- Filter bar / chips ---------- */

.filter-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}
.chip {
  padding: 5px 14px;
  border-radius: 999px;
  border: 1px solid var(--border-strong);
  color: var(--muted);
  font-size: 13px;
  cursor: pointer;
  transition: border-color 0.12s ease, color 0.12s ease, background 0.12s ease;
}
.chip:hover {
  color: var(--text);
  border-color: var(--muted);
}
.chip-active {
  background: var(--primary);
  border-color: var(--primary);
  color: white;
}
.chip-active:hover {
  color: white;
  border-color: var(--primary);
}
.spacer {
  flex: 1;
}

/* ---------- Login ---------- */

.center-page {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 82vh;
}
.auth-wrap {
  width: 340px;
  text-align: center;
}
.auth-brand {
  font-size: 22px;
  font-weight: 700;
  letter-spacing: -0.01em;
  margin-bottom: 20px;
}
.auth-brand::before {
  content: "";
  display: inline-block;
  width: 11px;
  height: 11px;
  margin-right: 10px;
  border-radius: 3px;
  background: var(--primary);
}
.auth-card {
  text-align: left;
}
.auth-card h1 {
  margin: 0 0 4px;
  font-size: 18px;
  letter-spacing: -0.01em;
}
.auth-card .card-hint {
  margin-bottom: 20px;
}
.error {
  color: var(--danger);
  background: var(--danger-soft);
  border: 1px solid rgba(229, 72, 77, 0.35);
  border-radius: var(--radius-sm);
  padding: 8px 12px;
  font-size: 14px;
}

/* ---------- Public thank-you page ---------- */

.thanks-page {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Inter, Roboto, sans-serif;
}
.thanks-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 40px;
  text-align: center;
  box-shadow: var(--shadow);
}

/* ---------- Small screens ---------- */

@media (max-width: 640px) {
  .container {
    padding: 20px 14px 60px;
  }
  .page-header {
    flex-direction: column;
  }
  .card {
    padding: 18px;
  }
}