:root {
  --bg: #0a0e0f;
  --surface: rgba(18, 28, 30, 0.82);
  --border: rgba(84, 140, 146, 0.35);
  --border-focus: rgba(180, 215, 216, 0.7);
  --text: #e8f0ef;
  --text-muted: #7a9ea3;
  --accent: #548c92;
  --danger: #e07070;
  --success: #7bc47f;
  --radius: 14px;
  --font: "Segoe UI", system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: "Cascadia Code", "Consolas", "Courier New", monospace;
}

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

html,
body {
  min-height: 100vh;
}

body {
  margin: 0;
  font-family: var(--font);
  color: var(--text);
  background-color: var(--bg);
  background-image:
    radial-gradient(ellipse 80% 50% at 50% -20%, rgba(84, 140, 146, 0.14), transparent),
    radial-gradient(ellipse 60% 40% at 100% 100%, rgba(40, 82, 96, 0.12), transparent);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
}

.bg-grid {
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(rgba(84, 140, 146, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(84, 140, 146, 0.08) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(ellipse 70% 60% at 50% 40%, #000 20%, transparent 75%);
  pointer-events: none;
}

.bg-glow {
  position: fixed;
  inset: 0;
  background:
    radial-gradient(circle at 20% 20%, rgba(84, 140, 146, 0.16), transparent 35%),
    radial-gradient(circle at 80% 80%, rgba(40, 82, 96, 0.2), transparent 40%);
  pointer-events: none;
}

.portal {
  position: relative;
  z-index: 1;
  width: min(100%, 24rem);
  padding: 2rem 1.75rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  backdrop-filter: blur(16px);
  box-shadow:
    0 24px 64px rgba(0, 0, 0, 0.45),
    inset 0 1px 0 rgba(255, 255, 255, 0.04);
}

.portal-title {
  margin: 0 0 1.75rem;
  text-align: center;
  font-size: clamp(1.85rem, 6vw, 2.35rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.1;
}

.login-form {
  display: grid;
  gap: 1rem;
}

.field {
  display: grid;
  gap: 0.4rem;
}

.field label {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.field input {
  width: 100%;
  padding: 0.75rem 0.85rem;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: rgba(0, 0, 0, 0.35);
  color: var(--text);
  font: inherit;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.field input:focus {
  outline: none;
  border-color: var(--border-focus);
  box-shadow: 0 0 0 3px rgba(84, 140, 146, 0.18);
}

.login-btn {
  margin-top: 0.25rem;
  padding: 0.8rem 1rem;
  border: none;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--accent), #3d7278);
  color: #fff;
  font: inherit;
  font-weight: 700;
  cursor: pointer;
  transition: transform 0.12s ease, filter 0.15s ease;
}

.login-btn:hover {
  filter: brightness(1.08);
}

.login-btn:active {
  transform: scale(0.98);
}

.login-error {
  margin: 0;
  font-size: 0.85rem;
  color: var(--danger);
  text-align: center;
}

.login-success {
  text-align: center;
}

.success-label {
  margin: 0 0 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--success);
}

.success-text {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.92rem;
}

.portal-note,
.portal-foot {
  margin: 0 0 1rem;
  text-align: center;
  color: var(--text-muted);
  font-size: 0.88rem;
}

.portal-foot {
  margin-top: 1rem;
  margin-bottom: 0;
}

.portal-foot a {
  color: var(--accent);
  font-weight: 600;
}

.session-meta {
  margin: 0.75rem 0 0;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-muted);
}

.action-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  justify-content: center;
  margin-top: 1.25rem;
}

.btn-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.65rem 1rem;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--accent), #3d7278);
  color: #fff;
  font-size: 0.9rem;
  font-weight: 700;
  text-decoration: none;
}

.btn-link:hover {
  filter: brightness(1.08);
  color: #fff;
}

.btn-muted {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--border);
}

body.page-dashboard {
  align-items: flex-start;
}

.dashboard {
  position: relative;
  z-index: 1;
  width: min(100%, 72rem);
  padding: 1.5rem 0 2rem;
}

.dashboard-header {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.dashboard-kicker {
  margin: 0 0 0.35rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.dashboard-header h1 {
  margin: 0;
  font-size: clamp(1.6rem, 4vw, 2.2rem);
}

.dashboard-subtitle {
  margin: 0.5rem 0 0;
  color: var(--text-muted);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(10rem, 1fr));
  gap: 1rem;
  margin-bottom: 1rem;
}

.stat-card,
.panel {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  backdrop-filter: blur(16px);
  padding: 1rem 1.1rem;
}

.stat-card {
  display: grid;
  gap: 0.35rem;
}

.stat-label {
  font-size: 0.78rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.stat-card strong {
  font-size: 1.6rem;
}

.text-success { color: var(--success); }
.text-danger { color: var(--danger); }
.text-warn { color: #e0b060; }

.dashboard-panels {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(18rem, 1fr));
  gap: 1rem;
  margin-bottom: 1rem;
}

.panel h2 {
  margin: 0 0 0.85rem;
  font-size: 1rem;
}

.panel-wide {
  margin-bottom: 2rem;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.85rem;
}

.data-table th,
.data-table td {
  padding: 0.55rem 0.45rem;
  border-bottom: 1px solid rgba(84, 140, 146, 0.18);
  text-align: left;
  vertical-align: top;
}

.data-table th {
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

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