:root {
  --bg: #f4f6f8;
  --bg-accent: #e8eef5;
  --surface: #ffffff;
  --surface-2: #f8fafc;
  --border: #d8e0ea;
  --border-strong: #b8c5d6;
  --text: #152033;
  --text-soft: #4a5b73;
  --muted: #6b7c93;
  --accent: #0f6cbd;
  --accent-soft: #e8f2fb;
  --accent-hover: #0b5aa0;
  --success: #0f7a45;
  --success-bg: #e8f7ef;
  --danger: #c0392b;
  --danger-bg: #fdecea;
  --warning: #9a6700;
  --warning-bg: #fff6e0;
  --shadow: 0 1px 2px rgba(21, 32, 51, 0.04), 0 8px 24px rgba(21, 32, 51, 0.06);
  --radius: 14px;
  --radius-sm: 10px;
  --sidebar-width: 250px;
  --font: "Manrope", "Segoe UI", sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, monospace;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  min-height: 100%;
  font-family: var(--font);
  background:
    radial-gradient(1200px 500px at 0% -10%, #dceaf8 0%, transparent 55%),
    radial-gradient(900px 400px at 100% 0%, #e7eef7 0%, transparent 50%),
    var(--bg);
  color: var(--text);
  line-height: 1.5;
}

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

code {
  font-family: var(--mono);
  font-size: 0.9em;
  background: var(--bg-accent);
  padding: 2px 6px;
  border-radius: 6px;
}

.layout {
  display: grid;
  grid-template-columns: var(--sidebar-width) 1fr;
  min-height: 100vh;
}

.sidebar {
  position: sticky;
  top: 0;
  height: 100vh;
  padding: 28px 18px;
  background: linear-gradient(180deg, #16324f 0%, #10253c 100%);
  color: #edf3fa;
  display: flex;
  flex-direction: column;
  gap: 28px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 0 8px;
}

.brand-mark {
  width: 40px;
  height: 40px;
  border-radius: 12px;
  background: linear-gradient(145deg, #3b9ef0, #0f6cbd);
  display: grid;
  place-items: center;
  font-weight: 800;
  font-size: 14px;
  letter-spacing: 0.02em;
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.25);
}

.brand-text strong {
  display: block;
  font-size: 15px;
  font-weight: 700;
}

.brand-text span {
  display: block;
  font-size: 12px;
  color: #9db3cb;
}

.nav {
  display: flex;
  flex-direction: column;
  gap: 4px;
  flex: 1;
}

.nav a {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 11px 12px;
  border-radius: 10px;
  color: #d5e2f0;
  font-size: 14px;
  font-weight: 560;
  transition: background 0.15s ease, color 0.15s ease;
}

.nav a:hover {
  background: rgba(255,255,255,0.08);
  color: #fff;
}

.nav a.active {
  background: rgba(59, 158, 240, 0.22);
  color: #fff;
  box-shadow: inset 0 0 0 1px rgba(59, 158, 240, 0.35);
}

.nav-icon {
  width: 18px;
  text-align: center;
  opacity: 0.85;
}

.sidebar-foot {
  padding: 12px;
  border-radius: 12px;
  background: rgba(255,255,255,0.06);
  font-size: 12px;
  color: #9db3cb;
}

.content {
  padding: 28px 32px 48px;
  max-width: 1280px;
}

.page-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 22px;
}

.page-header h1 {
  margin: 0;
  font-size: 28px;
  font-weight: 750;
  letter-spacing: -0.03em;
}

.page-header p {
  margin: 6px 0 0;
  color: var(--muted);
  font-size: 14px;
}

.header-actions {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 20px;
  margin-bottom: 18px;
}

.card-title {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
}

.card-title h2 {
  margin: 0;
  font-size: 16px;
  font-weight: 700;
}

.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
  margin-bottom: 18px;
}

.stat {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px 18px 16px;
  box-shadow: var(--shadow);
}

.stat-label {
  color: var(--muted);
  font-size: 13px;
  font-weight: 600;
}

.stat-value {
  margin-top: 8px;
  font-size: 30px;
  font-weight: 780;
  letter-spacing: -0.04em;
}

.stat-hint {
  margin-top: 4px;
  color: var(--text-soft);
  font-size: 12px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border: none;
  border-radius: 10px;
  padding: 10px 14px;
  background: var(--accent);
  color: #fff;
  font: inherit;
  font-size: 14px;
  font-weight: 650;
  cursor: pointer;
  transition: background 0.15s ease, transform 0.05s ease;
  text-decoration: none;
}

.btn:hover {
  background: var(--accent-hover);
  color: #fff;
  text-decoration: none;
}

.btn:active { transform: translateY(1px); }

.btn-secondary {
  background: #fff;
  color: var(--text);
  border: 1px solid var(--border-strong);
}

.btn-secondary:hover {
  background: var(--surface-2);
  color: var(--text);
}

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

.btn-danger:hover { background: #a83226; }

.btn-ghost {
  background: transparent;
  color: var(--text-soft);
  border: 1px solid transparent;
}

.btn-ghost:hover {
  background: var(--bg-accent);
  color: var(--text);
}

.btn-sm {
  padding: 7px 10px;
  font-size: 12px;
  border-radius: 8px;
}

.filters {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 0.9fr 0.9fr auto;
  gap: 12px;
  align-items: end;
}

.filters-wide {
  grid-template-columns: 1.3fr 1fr 1fr 1fr 0.8fr 0.9fr auto;
}

.field { min-width: 0; }

.field label {
  display: block;
  margin-bottom: 6px;
  color: var(--muted);
  font-size: 12px;
  font-weight: 650;
  letter-spacing: 0.01em;
}

.field input,
.field select,
.login-card input {
  width: 100%;
  padding: 10px 12px;
  border-radius: 10px;
  border: 1px solid var(--border-strong);
  background: #fff;
  color: var(--text);
  font: inherit;
  font-size: 14px;
  outline: none;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.field input:focus,
.field select:focus,
.login-card input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(15, 108, 189, 0.15);
}

.field-check {
  display: flex;
  align-items: center;
  gap: 8px;
  min-height: 42px;
  padding-top: 22px;
}

.field-check input {
  width: auto;
  margin: 0;
}

.field-check label {
  margin: 0;
  color: var(--text);
  font-size: 14px;
  font-weight: 550;
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

.form-actions {
  display: flex;
  gap: 8px;
  margin-top: 8px;
}

.filter-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
  color: var(--muted);
  font-size: 13px;
}

.chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 10px;
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--accent);
  font-size: 12px;
  font-weight: 650;
}

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

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

th {
  color: var(--muted);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  background: var(--surface-2);
}

tbody tr:hover { background: #f7fafc; }

.mono {
  font-family: var(--mono);
  font-size: 12px;
}

.title-cell { max-width: 460px; }
.title-cell a {
  color: var(--text);
  font-weight: 650;
}
.title-cell a:hover { color: var(--accent); }
.subline {
  margin-top: 4px;
  color: var(--muted);
  font-size: 12px;
}

.badge {
  display: inline-flex;
  align-items: center;
  padding: 3px 9px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 700;
}

.badge-success { background: var(--success-bg); color: var(--success); }
.badge-error { background: var(--danger-bg); color: var(--danger); }
.badge-muted { background: #eef2f6; color: var(--muted); }
.badge-info { background: var(--accent-soft); color: var(--accent); }

.actions {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}

.message {
  padding: 12px 14px;
  border-radius: 12px;
  margin-bottom: 16px;
  background: var(--success-bg);
  color: var(--success);
  border: 1px solid #b7e4c8;
  font-size: 14px;
  font-weight: 600;
}

.message-error {
  background: var(--danger-bg);
  color: var(--danger);
  border-color: #f3c0ba;
}

.empty {
  padding: 36px 16px;
  text-align: center;
  color: var(--muted);
}

.pagination {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  margin-top: 16px;
}

.pagination-links {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}

.page-link {
  display: inline-flex;
  min-width: 36px;
  height: 36px;
  align-items: center;
  justify-content: center;
  padding: 0 10px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: #fff;
  color: var(--text);
  font-size: 13px;
  font-weight: 650;
}

.page-link:hover { background: var(--bg-accent); }
.page-link.active {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}
.page-link.disabled {
  opacity: 0.45;
  pointer-events: none;
}

.split-2 {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 18px;
}

.url-cell {
  max-width: 280px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.login-wrap {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 24px;
  background:
    radial-gradient(900px 420px at 20% 0%, #d7e8f8 0%, transparent 55%),
    radial-gradient(700px 360px at 90% 20%, #e5edf6 0%, transparent 50%),
    var(--bg);
}

.login-card {
  width: 100%;
  max-width: 420px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 18px;
  box-shadow: var(--shadow);
  padding: 28px;
}

.login-card h1 {
  margin: 0 0 6px;
  font-size: 24px;
  letter-spacing: -0.03em;
}

.login-card p {
  margin: 0 0 20px;
  color: var(--muted);
  font-size: 14px;
}

.login-card .btn { width: 100%; margin-top: 8px; }

@media (max-width: 1100px) {
  .stats { grid-template-columns: 1fr 1fr; }
  .filters { grid-template-columns: 1fr 1fr; }
  .split-2 { grid-template-columns: 1fr; }
}

@media (max-width: 820px) {
  .layout { grid-template-columns: 1fr; }
  .sidebar {
    position: relative;
    height: auto;
    flex-direction: row;
    flex-wrap: wrap;
    align-items: center;
    gap: 12px;
  }
  .nav { flex-direction: row; flex-wrap: wrap; width: 100%; }
  .sidebar-foot { display: none; }
  .content { padding: 20px 16px 40px; }
  .page-header { flex-direction: column; }
  .form-grid { grid-template-columns: 1fr; }
  .filters { grid-template-columns: 1fr; }
}