:root {
  --bg: #0d1117;
  --bg-elevated: #151b24;
  --bg-hover: #1c2430;
  --border: #253040;
  --border-strong: #33415a;
  --text: #e6edf3;
  --text-muted: #8b98a9;
  --accent: #4c8dff;
  --accent-strong: #3b7bf0;
  --danger: #f0616d;
  --radius: 12px;
  --shadow: 0 8px 24px rgba(0, 0, 0, 0.35);
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

[hidden] {
  display: none !important;
}

body {
  margin: 0;
  min-height: 100vh;
  background: radial-gradient(1200px 600px at 20% -10%, #16202e 0%, var(--bg) 60%);
  color: var(--text);
  font-family: var(--font);
  font-size: 15px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

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

h1,
h2 {
  margin: 0;
  font-weight: 650;
  letter-spacing: -0.01em;
}

kbd {
  padding: 1px 5px;
  border: 1px solid var(--border-strong);
  border-radius: 5px;
  background: var(--bg-elevated);
  font-family: inherit;
  font-size: 11px;
  color: var(--text-muted);
}

code {
  padding: 1px 5px;
  border-radius: 5px;
  background: #0b0f16;
  font-size: 13px;
}

.muted {
  color: var(--text-muted);
  font-weight: 400;
}

/* Top bar */
.topbar {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 12px 20px;
  border-bottom: 1px solid var(--border);
  background: rgba(13, 17, 23, 0.85);
  backdrop-filter: blur(10px);
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--text);
  font-weight: 650;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 30px;
  height: 30px;
  border-radius: 9px;
  background: linear-gradient(135deg, var(--accent), #8a5cf6);
  color: #fff;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.topbar-nav {
  display: flex;
  align-items: center;
  gap: 4px;
}

.nav-link {
  padding: 6px 12px;
  border-radius: 8px;
  color: var(--text-muted);
  font-size: 14px;
  white-space: nowrap;
}

.nav-link:hover {
  background: var(--bg-hover);
  color: var(--text);
}

.nav-link.is-active {
  background: var(--bg-elevated);
  color: var(--text);
}

.nav-button {
  border: 0;
  background: none;
  font-family: inherit;
  cursor: pointer;
}

.logout-form {
  margin: 0;
}

/* Layout */
.page {
  max-width: 1100px;
  margin: 0 auto;
  padding: 24px 20px 64px;
}

/* Search */
.search-bar {
  margin-bottom: 28px;
}

#search {
  width: 100%;
  padding: 14px 16px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg-elevated);
  color: var(--text);
  font-family: inherit;
  font-size: 16px;
  outline: none;
  transition: border-color 0.15s, box-shadow 0.15s;
}

#search:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(76, 141, 255, 0.18);
}

.search-hint {
  display: block;
  margin-top: 8px;
  color: var(--text-muted);
  font-size: 12px;
}

.no-results {
  padding: 32px 0;
  color: var(--text-muted);
  text-align: center;
}

/* Link groups */
.link-group {
  margin-bottom: 32px;
}

.group-title {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 12px;
  font-size: 13px;
  font-weight: 650;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
}

.group-count {
  padding: 1px 7px;
  border-radius: 999px;
  background: var(--bg-elevated);
  font-size: 11px;
  letter-spacing: 0;
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 12px;
}

.card {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 14px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg-elevated);
  color: var(--text);
  transition: transform 0.12s, border-color 0.12s, background 0.12s;
}

.card:hover {
  transform: translateY(-2px);
  border-color: var(--border-strong);
  background: var(--bg-hover);
}

.card.is-top-match {
  border-color: var(--accent);
  box-shadow: 0 0 0 1px var(--accent);
}

.card-icon {
  position: relative;
  flex: 0 0 32px;
  width: 32px;
  height: 32px;
  border-radius: 8px;
  background: linear-gradient(135deg, #2a3a55, #1d2637);
  overflow: hidden;
}

/* Shown through the transparent img slot when no favicon loads. */
.card-icon::before {
  content: attr(data-initial);
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  color: var(--text);
  font-size: 14px;
  font-weight: 650;
}

.card-icon img {
  position: relative;
  width: 100%;
  height: 100%;
  object-fit: contain;
  background: var(--bg-elevated);
}

.card-body {
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.card-title {
  font-weight: 600;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.card-host,
.card-desc {
  color: var(--text-muted);
  font-size: 12.5px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.card-desc {
  white-space: normal;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  line-clamp: 2;
  -webkit-box-orient: vertical;
}

/* Empty state */
.empty-state {
  padding: 64px 24px;
  border: 1px dashed var(--border-strong);
  border-radius: var(--radius);
  text-align: center;
}

.empty-state p {
  margin: 8px 0 20px;
  color: var(--text-muted);
}

/* Buttons */
.btn {
  display: inline-block;
  padding: 9px 16px;
  border: 1px solid var(--border-strong);
  border-radius: 9px;
  background: var(--bg-hover);
  color: var(--text);
  font-family: inherit;
  font-size: 14px;
  font-weight: 550;
  text-align: center;
  cursor: pointer;
  transition: background 0.12s, border-color 0.12s, opacity 0.12s;
}

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

.btn:disabled {
  opacity: 0.6;
  cursor: default;
}

.btn-primary {
  border-color: transparent;
  background: var(--accent);
  color: #fff;
}

.btn-primary:hover {
  background: var(--accent-strong);
}

.btn-ghost {
  background: transparent;
}

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

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

.btn-small {
  padding: 5px 10px;
  font-size: 13px;
}

.btn-block {
  display: block;
  width: 100%;
}

/* Auth */
.auth-shell {
  display: grid;
  place-items: center;
  min-height: 100vh;
  padding: 24px;
}

.auth-card {
  width: 100%;
  max-width: 380px;
  padding: 32px;
  border: 1px solid var(--border);
  border-radius: 16px;
  background: var(--bg-elevated);
  box-shadow: var(--shadow);
  text-align: center;
}

.auth-mark {
  display: grid;
  place-items: center;
  width: 46px;
  height: 46px;
  margin: 0 auto 16px;
  border-radius: 13px;
  background: linear-gradient(135deg, var(--accent), #8a5cf6);
  color: #fff;
  font-weight: 700;
}

.auth-sub {
  margin: 6px 0 22px;
  color: var(--text-muted);
  font-size: 14px;
}

.auth-card label {
  display: block;
  margin-bottom: 6px;
  font-size: 13px;
  font-weight: 550;
  text-align: left;
  color: var(--text-muted);
}

.auth-card input {
  width: 100%;
  margin-bottom: 16px;
  padding: 11px 13px;
  border: 1px solid var(--border);
  border-radius: 9px;
  background: #0f141c;
  color: var(--text);
  font-family: inherit;
  font-size: 15px;
  outline: none;
}

.auth-card input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(76, 141, 255, 0.18);
}

.alert {
  margin: 0 0 16px;
  padding: 10px 12px;
  border-radius: 9px;
  font-size: 13.5px;
  text-align: left;
}

.alert-error {
  border: 1px solid rgba(240, 97, 109, 0.4);
  background: rgba(240, 97, 109, 0.12);
  color: #ffb3b9;
}

.alert-info {
  border: 1px solid var(--border-strong);
  background: rgba(76, 141, 255, 0.1);
  color: var(--text-muted);
}

.alert-success {
  border: 1px solid rgba(76, 200, 120, 0.4);
  background: rgba(76, 200, 120, 0.12);
  color: #9ee6b8;
}

.auth-footer {
  margin: 16px 0 0;
  font-size: 13px;
  text-align: center;
}

.status-badge {
  display: inline-block;
  margin: 0 0 12px;
  padding: 4px 10px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.status-on {
  border: 1px solid rgba(76, 200, 120, 0.4);
  background: rgba(76, 200, 120, 0.12);
  color: #9ee6b8;
}

.status-off {
  border: 1px solid var(--border-strong);
  background: rgba(139, 152, 169, 0.12);
  color: var(--text-muted);
}

.status-pending {
  border: 1px solid rgba(255, 193, 7, 0.4);
  background: rgba(255, 193, 7, 0.12);
  color: #ffd666;
}

.totp-setup {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-start;
  gap: 20px;
  margin: 16px 0 20px;
}

.totp-qr {
  border-radius: 8px;
  background: #fff;
}

.totp-secret {
  display: inline-block;
  padding: 8px 12px;
  font-size: 14px;
  letter-spacing: 0.08em;
  word-break: break-all;
}

.security-form {
  max-width: 360px;
  margin-top: 16px;
}

.security-form .field {
  margin-bottom: 14px;
}

.security-form label {
  display: block;
  margin-bottom: 6px;
  font-size: 13px;
  font-weight: 550;
}

.security-form input {
  width: 100%;
  padding: 11px 13px;
  border: 1px solid var(--border);
  border-radius: 9px;
  background: var(--bg);
  color: var(--text);
  font: inherit;
}

.security-form input:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(76, 141, 255, 0.18);
}

.inline-form {
  margin-top: 12px;
}

/* Manage page */
.panel {
  margin-bottom: 28px;
  padding: 20px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg-elevated);
}

.panel h2 {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 16px;
  font-size: 16px;
}

.link-form {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.field-wide {
  grid-column: 1 / -1;
}

.link-form label {
  font-size: 13px;
  font-weight: 550;
  color: var(--text-muted);
}

.link-form input[type="text"],
.link-form input[type="number"] {
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: 9px;
  background: #0f141c;
  color: var(--text);
  font-family: inherit;
  font-size: 14.5px;
  outline: none;
}

.link-form input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(76, 141, 255, 0.18);
}

.checkbox {
  grid-column: 1 / -1;
  display: flex;
  align-items: center;
  gap: 9px;
  color: var(--text);
  cursor: pointer;
}

.checkbox input {
  width: 16px;
  height: 16px;
  accent-color: var(--accent);
}

.form-actions {
  grid-column: 1 / -1;
  display: flex;
  gap: 10px;
}

.table-wrap {
  overflow-x: auto;
}

.link-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}

.link-table th,
.link-table td {
  padding: 10px 12px;
  border-bottom: 1px solid var(--border);
  text-align: left;
  vertical-align: top;
}

.link-table th {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-muted);
}

.link-table tr:last-child td {
  border-bottom: 0;
}

.link-table .num {
  text-align: right;
  white-space: nowrap;
}

.actions-col {
  white-space: nowrap;
  text-align: right;
}

.cell-title {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 550;
}

.cell-url {
  display: block;
  max-width: 380px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  color: var(--text-muted);
  font-size: 12.5px;
}

.pin-badge {
  padding: 1px 7px;
  border-radius: 999px;
  background: rgba(76, 141, 255, 0.16);
  color: var(--accent);
  font-size: 11px;
  font-weight: 600;
}

/* Toast */
.toast {
  position: fixed;
  left: 50%;
  bottom: 24px;
  z-index: 20;
  transform: translateX(-50%);
  padding: 11px 18px;
  border: 1px solid var(--border-strong);
  border-radius: 999px;
  background: var(--bg-elevated);
  box-shadow: var(--shadow);
  font-size: 14px;
}

.toast.is-error {
  border-color: var(--danger);
  color: #ffb3b9;
}

@media (max-width: 640px) {
  .page {
    padding: 16px 14px 48px;
  }

  .card-grid {
    grid-template-columns: 1fr;
  }

  .link-form {
    grid-template-columns: 1fr;
  }

  .brand-text {
    display: none;
  }

  .cell-url {
    max-width: 200px;
  }
}

@media (prefers-reduced-motion: reduce) {
  * {
    transition: none !important;
  }

  .card:hover {
    transform: none;
  }
}