:root {
  --bg: #071018;
  --bg-soft: #0e1822;
  --panel: rgba(14, 25, 36, 0.86);
  --panel-strong: rgba(9, 18, 28, 0.92);
  --line: rgba(107, 141, 170, 0.22);
  --line-strong: rgba(107, 141, 170, 0.38);
  --text: #e7eff7;
  --muted: #8ea2b6;
  --soft: #b7c6d4;
  --accent: #41d7a6;
  --accent-2: #f6b85d;
  --danger: #f37575;
  --shadow: 0 28px 80px rgba(0, 0, 0, 0.34);
  --mono: "IBM Plex Mono", "JetBrains Mono", "Fira Code", monospace;
  --display: "Space Grotesk", "Avenir Next", "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  min-height: 100%;
  background:
    radial-gradient(1000px 560px at 120% -10%, rgba(64, 139, 200, 0.24) 0%, transparent 65%),
    radial-gradient(920px 520px at -10% 10%, rgba(33, 133, 90, 0.28) 0%, transparent 60%),
    linear-gradient(180deg, #081119 0%, #050c12 100%);
  color: var(--text);
  font-family: var(--mono);
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(255,255,255,0.018) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.018) 1px, transparent 1px);
  background-size: 28px 28px;
  mask-image: radial-gradient(circle at center, rgba(0,0,0,0.9), transparent 92%);
}

a {
  color: inherit;
  text-decoration: none;
}

.page-shell {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.login-shell {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 24px;
}

.login-card {
  width: min(520px, 100%);
  background: linear-gradient(180deg, rgba(20, 31, 43, 0.92), rgba(9, 16, 24, 0.96));
  border: 1px solid var(--line-strong);
  border-radius: 28px;
  box-shadow: var(--shadow);
  padding: 34px 30px 28px;
  position: relative;
  overflow: hidden;
}

.login-card::after {
  content: "";
  position: absolute;
  inset: auto -60px -80px auto;
  width: 220px;
  height: 220px;
  border-radius: 50%;
  background: radial-gradient(circle at center, rgba(65, 215, 166, 0.28), transparent 68%);
  pointer-events: none;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 12px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: rgba(12, 24, 35, 0.82);
  color: var(--muted);
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.login-title,
.section-title,
.brand {
  font-family: var(--display);
}

.login-title {
  margin: 18px 0 10px;
  font-size: clamp(30px, 5vw, 42px);
  line-height: 1.02;
  letter-spacing: -0.04em;
}

.login-copy {
  color: var(--muted);
  line-height: 1.6;
  margin-bottom: 24px;
}

.form-grid {
  display: grid;
  gap: 14px;
}

.field {
  display: grid;
  gap: 8px;
}

.field label {
  color: var(--soft);
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.input,
.select,
.textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: rgba(6, 13, 20, 0.9);
  color: var(--text);
  padding: 14px 14px;
  font: inherit;
  outline: none;
  transition: border-color 0.18s ease, transform 0.18s ease;
}

.textarea {
  min-height: 92px;
  resize: vertical;
}

.input:focus,
.select:focus,
.textarea:focus {
  border-color: rgba(65, 215, 166, 0.68);
  transform: translateY(-1px);
}

.button {
  border: 1px solid rgba(65, 215, 166, 0.45);
  border-radius: 14px;
  background: linear-gradient(180deg, rgba(34, 111, 83, 0.94), rgba(22, 77, 57, 0.98));
  color: #effaf6;
  padding: 13px 16px;
  font: inherit;
  cursor: pointer;
  transition: transform 0.18s ease, filter 0.18s ease;
}

.button:hover {
  transform: translateY(-1px);
  filter: brightness(1.06);
}

.button.secondary {
  border-color: var(--line);
  background: linear-gradient(180deg, rgba(19, 33, 47, 0.94), rgba(12, 22, 32, 0.98));
  color: var(--soft);
}

.button.danger {
  border-color: rgba(243, 117, 117, 0.4);
  background: linear-gradient(180deg, rgba(111, 35, 35, 0.95), rgba(79, 23, 23, 0.98));
}

.flash {
  margin-bottom: 18px;
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 12px 14px;
  background: rgba(13, 22, 31, 0.92);
}

.flash.error {
  border-color: rgba(243, 117, 117, 0.4);
  color: #ffc5c5;
}

.flash.ok {
  border-color: rgba(65, 215, 166, 0.36);
  color: #c9ffe9;
}

.app-topbar {
  position: sticky;
  top: 0;
  z-index: 20;
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(18px);
  background: rgba(5, 12, 18, 0.78);
}

.app-topbar-inner {
  max-width: 1320px;
  margin: 0 auto;
  padding: 16px 18px;
  display: flex;
  gap: 18px;
  align-items: center;
  justify-content: space-between;
}

.brand {
  display: grid;
  gap: 4px;
}

.brand h1 {
  margin: 0;
  font-size: 22px;
  letter-spacing: -0.04em;
}

.brand p {
  margin: 0;
  color: var(--muted);
  font-size: 12px;
}

.topbar-actions {
  display: flex;
  gap: 10px;
  align-items: center;
  flex-wrap: wrap;
}

.chip {
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 8px 12px;
  background: rgba(10, 18, 27, 0.86);
  color: var(--muted);
  font-size: 12px;
}

.content-wrap {
  max-width: 1320px;
  margin: 0 auto;
  width: 100%;
  padding: 24px 18px 40px;
  display: grid;
  gap: 20px;
}

.grid-cards {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.card,
.panel {
  background: linear-gradient(180deg, rgba(15, 24, 34, 0.88), rgba(8, 16, 24, 0.94));
  border: 1px solid var(--line);
  border-radius: 24px;
  box-shadow: var(--shadow);
}

.card {
  padding: 18px;
}

.metric-label {
  color: var(--muted);
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.metric-value {
  margin-top: 10px;
  font-family: var(--display);
  font-size: 34px;
  line-height: 1;
  letter-spacing: -0.05em;
}

.metric-note {
  margin-top: 10px;
  color: var(--soft);
  font-size: 13px;
}

.split {
  display: grid;
  grid-template-columns: 1.25fr 0.9fr;
  gap: 20px;
}

.panel {
  padding: 20px;
}

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

.section-title {
  margin: 0;
  font-size: 22px;
  letter-spacing: -0.03em;
}

.section-copy {
  margin: 6px 0 0;
  color: var(--muted);
  line-height: 1.6;
}

.table-wrap {
  overflow: auto;
  border: 1px solid var(--line);
  border-radius: 18px;
}

table {
  width: 100%;
  border-collapse: collapse;
  min-width: 640px;
}

th,
td {
  text-align: left;
  padding: 12px 14px;
  border-bottom: 1px solid rgba(107, 141, 170, 0.14);
  vertical-align: top;
}

th {
  background: rgba(8, 18, 28, 0.94);
  color: var(--soft);
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

tr:last-child td {
  border-bottom: none;
}

.empty-state {
  border: 1px dashed var(--line);
  border-radius: 18px;
  padding: 18px;
  color: var(--muted);
  background: rgba(8, 16, 25, 0.54);
}

.mode-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.mode-card {
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 14px;
  background: rgba(8, 16, 25, 0.6);
}

.mode-card h3 {
  margin: 0 0 8px;
  font-size: 15px;
}

.mode-card p {
  margin: 0;
  color: var(--muted);
  line-height: 1.55;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 10px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: rgba(12, 20, 29, 0.78);
  font-size: 12px;
}

.badge.admin {
  color: #c8fff0;
  border-color: rgba(65, 215, 166, 0.28);
}

.badge.operator {
  color: #ffe3bd;
  border-color: rgba(246, 184, 93, 0.28);
}

.badge.viewer {
  color: #d6dfeb;
}

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

@media (max-width: 1160px) {
  .grid-cards,
  .split,
  .mode-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 720px) {
  .login-card {
    padding: 26px 20px 22px;
    border-radius: 22px;
  }

  .app-topbar-inner,
  .content-wrap {
    padding-left: 14px;
    padding-right: 14px;
  }

  .metric-value {
    font-size: 28px;
  }
}