:root {
  --bg: #08090c;
  --bg-alt: #0e1015;
  --surface: #131620;
  --surface-hover: #181c29;
  --border: #23273487;
  --border-hover: #363c52;
  --text: #f2f3f7;
  --text-dim: #8b90a3;
  --text-faint: #565b70;
  --accent: #7c5cff;
  --accent-2: #4fd1ff;
  --radius: 16px;
}

* { box-sizing: border-box; }

html { color-scheme: dark; }

body {
  margin: 0;
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  background: var(--bg);
  color: var(--text);
  font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  -webkit-font-smoothing: antialiased;
  position: relative;
  overflow-x: hidden;
}

.topbar {
  position: fixed;
  top: calc(20px + env(safe-area-inset-top, 0px));
  right: 20px;
  z-index: 2;
  display: flex;
  gap: 8px;
}

.login-btn {
  padding: 8px 16px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: rgba(19, 22, 32, 0.6);
  backdrop-filter: blur(8px);
  color: var(--text-dim);
  font-family: "JetBrains Mono", monospace;
  font-size: 0.82rem;
  text-decoration: none;
  transition: color 0.2s ease, border-color 0.2s ease, background 0.2s ease;
}

.login-btn:hover,
.login-btn:focus-visible {
  color: var(--text);
  border-color: var(--border-hover);
  background: var(--surface-hover);
}

.glow {
  position: fixed;
  inset: -20% -20% auto -20%;
  height: 60vh;
  background: radial-gradient(closest-side, rgba(124, 92, 255, 0.22), transparent 70%),
              radial-gradient(closest-side at 70% 30%, rgba(79, 209, 255, 0.14), transparent 70%);
  filter: blur(40px);
  pointer-events: none;
  z-index: 0;
}

main {
  position: relative;
  z-index: 1;
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  width: 100%;
  max-width: 960px;
  margin: 0 auto;
  padding: clamp(48px, 10vh, 96px) 24px;
  gap: clamp(40px, 6vh, 64px);
}

.hero {
  text-align: center;
  max-width: 560px;
}

.eyebrow {
  margin: 0 0 14px;
  font-family: "JetBrains Mono", monospace;
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-faint);
}

.hero h1 {
  margin: 0 0 14px;
  font-size: clamp(2.1rem, 5vw, 3.2rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.1;
}

.x-wordmark {
  background: linear-gradient(120deg, var(--accent), var(--accent-2));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.sub {
  margin: 0;
  font-size: 1.05rem;
  color: var(--text-dim);
  line-height: 1.5;
}

.sub + .sub { margin-top: 10px; }

.back-link {
  color: var(--text-dim);
  text-decoration: none;
  border-bottom: 1px solid var(--border-hover);
  transition: color 0.2s ease, border-color 0.2s ease;
}

.back-link:hover { color: var(--accent-2); border-color: var(--accent-2); }

.cards {
  width: 100%;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
}

.card {
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 28px;
  padding: 22px;
  min-height: 140px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  text-decoration: none;
  color: var(--text);
  overflow: hidden;
  transition: transform 0.2s ease, border-color 0.2s ease, background 0.2s ease, box-shadow 0.2s ease;
}

.card::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: radial-gradient(220px circle at var(--mx, 50%) var(--my, 50%), rgba(124, 92, 255, 0.16), transparent 70%);
  opacity: 0;
  transition: opacity 0.25s ease;
  pointer-events: none;
}

.card:hover::before { opacity: 1; }

.card > * { position: relative; }

.card:hover,
.card:focus-visible {
  transform: translateY(-3px);
  background: var(--surface-hover);
  border-color: var(--border-hover);
  box-shadow: 0 16px 40px -20px rgba(124, 92, 255, 0.45);
}

.card:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.card-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
}

.x-logo {
  width: 22px;
  height: 22px;
  fill: var(--text);
}

.arrow {
  color: var(--text-faint);
  font-size: 1.1rem;
  transition: color 0.2s ease, transform 0.2s ease;
}

.card:hover .arrow {
  color: var(--accent-2);
  transform: translate(2px, -2px);
}

.card-body .handle {
  font-family: "JetBrains Mono", monospace;
  font-size: 1.02rem;
  font-weight: 500;
  letter-spacing: -0.01em;
}

.stats-main { max-width: 1080px; }

.stat-grid {
  width: 100%;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
}

.stat-card {
  padding: 22px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

.stat-label {
  margin: 0 0 12px;
  font-family: "JetBrains Mono", monospace;
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-faint);
}

.stat-value {
  margin: 0 0 8px;
  font-family: "JetBrains Mono", monospace;
  font-variant-numeric: tabular-nums;
  font-size: 1.6rem;
  font-weight: 500;
  letter-spacing: -0.02em;
  background: linear-gradient(120deg, var(--accent), var(--accent-2));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.stat-sub {
  margin: 0;
  font-size: 0.85rem;
  color: var(--text-dim);
}

.stat-card-button {
  all: unset;
  box-sizing: border-box;
  display: block;
  width: 100%;
  cursor: pointer;
  transition: transform 0.2s ease, border-color 0.2s ease, background 0.2s ease, box-shadow 0.2s ease;
}

.stat-card-button:hover,
.stat-card-button:focus-visible {
  transform: translateY(-3px);
  background: var(--surface-hover);
  border-color: var(--border-hover);
  box-shadow: 0 16px 40px -20px rgba(124, 92, 255, 0.45);
}

.stat-card-button:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.modal-overlay {
  position: fixed;
  inset: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  background: rgba(4, 5, 8, 0.7);
  backdrop-filter: blur(4px);
}

.modal-overlay[hidden] { display: none; }

.modal {
  width: 100%;
  max-width: 860px;
  max-height: min(640px, 80vh);
  display: flex;
  flex-direction: column;
  background: var(--surface);
  border: 1px solid var(--border-hover);
  border-radius: var(--radius);
  box-shadow: 0 24px 64px -24px rgba(0, 0, 0, 0.6);
  overflow: hidden;
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}

.modal-header h2 {
  margin: 0;
  font-size: 1.05rem;
  font-weight: 600;
}

.modal-close {
  all: unset;
  cursor: pointer;
  font-size: 1.4rem;
  line-height: 1;
  color: var(--text-dim);
  padding: 4px 8px;
  border-radius: 8px;
  transition: color 0.2s ease, background 0.2s ease;
}

.modal-close:hover,
.modal-close:focus-visible {
  color: var(--text);
  background: var(--surface-hover);
}

.modal-body {
  overflow: auto;
  padding: 0 20px 20px;
}

.visitors-table {
  width: 100%;
  border-collapse: collapse;
  font-family: "JetBrains Mono", monospace;
  font-size: 0.78rem;
}

.visitors-table th {
  position: sticky;
  top: 0;
  background: var(--surface);
  text-align: left;
  padding: 10px 12px 10px 0;
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-faint);
  border-bottom: 1px solid var(--border);
}

.visitors-table td {
  padding: 8px 12px 8px 0;
  border-bottom: 1px solid var(--border);
  color: var(--text-dim);
  white-space: nowrap;
}

.visitors-table td.agent-cell {
  max-width: 220px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

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

.status-ok { color: var(--accent-2); }
.status-bad { color: #ff8a8a; }

.tool-link {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 22px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  text-decoration: none;
  color: var(--text);
  transition: transform 0.2s ease, border-color 0.2s ease, background 0.2s ease, box-shadow 0.2s ease;
}

.tool-link:hover,
.tool-link:focus-visible {
  transform: translateY(-3px);
  background: var(--surface-hover);
  border-color: var(--border-hover);
  box-shadow: 0 16px 40px -20px rgba(124, 92, 255, 0.45);
}

.tool-link .sub { text-align: left; font-size: 0.9rem; }

.tool-link .arrow {
  flex-shrink: 0;
  font-size: 1.3rem;
  color: var(--text-faint);
  transition: color 0.2s ease, transform 0.2s ease;
}

.tool-link:hover .arrow {
  color: var(--accent-2);
  transform: translate(2px, -2px);
}

.login-form {
  width: 100%;
  max-width: 320px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.login-label {
  font-family: "JetBrains Mono", monospace;
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-faint);
  margin-top: 12px;
}

.login-input {
  padding: 10px 14px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  color: var(--text);
  font-family: "Inter", sans-serif;
  font-size: 0.95rem;
}

.login-input:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 1px;
  border-color: var(--border-hover);
}

.login-error {
  margin: 10px 0 0;
  font-size: 0.85rem;
  color: #ff8a8a;
}

.login-submit {
  margin-top: 20px;
  padding: 11px 18px;
  border: none;
  border-radius: 10px;
  background: linear-gradient(120deg, var(--accent), var(--accent-2));
  color: #0a0a0f;
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  transition: opacity 0.2s ease, transform 0.2s ease;
}

.login-submit:hover { opacity: 0.9; transform: translateY(-1px); }
.login-submit:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

footer {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 24px 16px calc(24px + env(safe-area-inset-bottom, 0px));
  font-family: "JetBrains Mono", monospace;
  font-size: 0.78rem;
  color: var(--text-faint);
}

footer .dot { opacity: 0.6; }

@media (max-width: 420px) {
  .cards { grid-template-columns: 1fr; }
}