:root {
  --bg: #020711;
  --panel: rgba(6, 18, 37, 0.78);
  --panel-strong: rgba(4, 14, 29, 0.96);
  --line: rgba(255, 255, 255, 0.1);
  --text: #eef7ff;
  --muted: #9fb8d0;
  --blue: #0888f5;
  --blue-soft: rgba(8, 136, 245, 0.15);
  --blue-line: rgba(54, 170, 255, 0.36);
  --danger: #ff5d6c;
  --success: #33d69f;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(circle at 16% -10%, rgba(8, 136, 245, 0.34), transparent 30rem),
    radial-gradient(circle at 90% 5%, rgba(54, 170, 255, 0.16), transparent 24rem),
    linear-gradient(180deg, #030916 0%, var(--bg) 48%, #01040a 100%);
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

body::before {
  position: fixed;
  inset: 0;
  z-index: -1;
  background-image:
    linear-gradient(rgba(54, 170, 255, 0.07) 1px, transparent 1px),
    linear-gradient(90deg, rgba(54, 170, 255, 0.07) 1px, transparent 1px);
  background-size: 42px 42px;
  content: "";
  mask-image: linear-gradient(to bottom, black, transparent 78%);
}

a {
  color: inherit;
}

.shell {
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto;
  padding: 28px 0 48px;
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 56px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  text-decoration: none;
}

.brand-mark {
  display: inline-flex;
  width: 172px;
  height: 44px;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  place-items: center;
  border-radius: 6px;
  background: rgba(8, 136, 245, 0.08);
  box-shadow: 0 0 42px rgba(8, 136, 245, 0.18);
}

.brand-logo {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.brand small {
  display: block;
  color: var(--muted);
  font-size: 12px;
}

.nav-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.button,
button {
  display: inline-flex;
  min-height: 42px;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border: 1px solid transparent;
  border-radius: 8px;
  padding: 0 16px;
  background: var(--blue);
  color: white;
  font: inherit;
  font-size: 14px;
  font-weight: 750;
  text-decoration: none;
  cursor: pointer;
  transition: 0.18s ease;
}

.button:hover,
button:hover {
  transform: translateY(-1px);
  background: #36aaff;
}

.button.secondary,
button.secondary {
  border-color: var(--line);
  background: rgba(255, 255, 255, 0.06);
  color: var(--text);
}

.button.ghost,
button.ghost {
  border-color: var(--blue-line);
  background: transparent;
  color: #bfe7ff;
}

button.danger {
  border-color: rgba(255, 93, 108, 0.3);
  background: rgba(255, 93, 108, 0.15);
  color: #ffd8dc;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 420px;
  gap: 32px;
  align-items: center;
}

.eyebrow,
.badge {
  display: inline-flex;
  width: fit-content;
  align-items: center;
  gap: 6px;
  border: 1px solid var(--blue-line);
  border-radius: 999px;
  padding: 5px 10px;
  background: var(--blue-soft);
  color: #c8ecff;
  font-size: 12px;
  font-weight: 750;
}

.badge.success {
  border-color: rgba(51, 214, 159, 0.3);
  background: rgba(51, 214, 159, 0.12);
  color: #c4ffe9;
}

.badge.danger {
  border-color: rgba(255, 93, 108, 0.3);
  background: rgba(255, 93, 108, 0.12);
  color: #ffd8dc;
}

h1 {
  max-width: 760px;
  margin: 18px 0 0;
  font-size: clamp(40px, 7vw, 72px);
  line-height: 0.95;
  letter-spacing: 0;
}

h2 {
  margin: 0;
  font-size: 22px;
  letter-spacing: 0;
}

p {
  color: var(--muted);
  line-height: 1.7;
}

.hero-copy {
  max-width: 680px;
  margin-top: 24px;
  font-size: 18px;
}

.panel {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: linear-gradient(180deg, var(--panel), rgba(3, 10, 21, 0.72));
  box-shadow: 0 24px 90px rgba(0, 0, 0, 0.34);
  backdrop-filter: blur(18px);
}

.panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  border-bottom: 1px solid var(--line);
  padding: 18px;
}

.panel-body {
  padding: 18px;
}

.grid {
  display: grid;
  gap: 16px;
}

.grid.two {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.grid.three {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

label {
  display: grid;
  gap: 8px;
  color: #dff4ff;
  font-size: 13px;
  font-weight: 700;
}

input,
select,
textarea {
  width: 100%;
  min-height: 42px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.045);
  color: var(--text);
  font: inherit;
  outline: none;
  padding: 10px 12px;
}

textarea {
  min-height: 260px;
  resize: vertical;
  font-family: "JetBrains Mono", "Cascadia Code", Consolas, monospace;
  font-size: 13px;
  line-height: 1.6;
}

input:focus,
select:focus,
textarea:focus {
  border-color: var(--blue-line);
  box-shadow: 0 0 0 3px rgba(8, 136, 245, 0.12);
}

select option {
  background: #061225;
}

.section {
  margin-top: 28px;
}

.stat {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.04);
  padding: 16px;
}

.stat strong {
  display: block;
  margin-top: 8px;
  color: white;
  font-size: 28px;
}

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

.table th,
.table td {
  border-bottom: 1px solid var(--line);
  padding: 13px 10px;
  text-align: left;
  vertical-align: top;
}

.table th {
  color: #dff4ff;
  font-size: 12px;
  text-transform: uppercase;
}

.table td {
  color: var(--muted);
  font-size: 13px;
}

.code-output {
  white-space: pre;
  overflow: auto;
  max-height: 520px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #01050d;
  padding: 14px;
  color: #cdeeff;
  font-family: "JetBrains Mono", "Cascadia Code", Consolas, monospace;
  font-size: 12px;
  line-height: 1.55;
}

.message {
  min-height: 22px;
  color: #c8ecff;
  font-size: 14px;
}

.message.error {
  color: #ffd8dc;
}

.message.success {
  color: #c4ffe9;
}

.hidden {
  display: none !important;
}

@media (max-width: 920px) {
  .hero,
  .grid.two,
  .grid.three {
    grid-template-columns: 1fr;
  }

  .nav {
    align-items: flex-start;
    flex-direction: column;
    margin-bottom: 32px;
  }

  .table {
    display: block;
    overflow-x: auto;
  }
}