:root {
  --bg: #f4f7fb;
  --bg-card: rgba(255, 255, 255, 0.8);
  --text-main: #142033;
  --text-muted: #5d6c81;
  --accent: #0066ff;
  --accent-soft: #d8e7ff;
  --ok: #1f9d63;
  --warn: #d9582b;
  --idle: #7b8899;
  --shadow: 0 12px 40px rgba(11, 35, 66, 0.1);
  --radius: 18px;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Manrope", sans-serif;
  color: var(--text-main);
  background:
    radial-gradient(circle at 10% 10%, #d8e7ff 0%, transparent 35%),
    radial-gradient(circle at 90% 20%, #ffe7c9 0%, transparent 30%),
    linear-gradient(150deg, #f5f8ff 0%, #eff4fa 100%);
  min-height: 100vh;
}

.bg-shape {
  position: fixed;
  z-index: -1;
  filter: blur(45px);
  opacity: 0.3;
}

.bg-shape-1 {
  width: 260px;
  height: 260px;
  background: #5bb8ff;
  top: 7%;
  left: -60px;
}

.bg-shape-2 {
  width: 340px;
  height: 340px;
  background: #f4b97b;
  bottom: -100px;
  right: -80px;
}

.hero,
.layout,
.footer {
  width: min(1100px, 92vw);
  margin: 0 auto;
}

.hero {
  padding-top: 32px;
}

.card {
  background: var(--bg-card);
  border: 1px solid rgba(255, 255, 255, 0.85);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  backdrop-filter: blur(7px);
}

.hero__content {
  padding: 30px;
}

.eyebrow {
  margin: 0;
  color: #0f4dcf;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  font-size: 0.78rem;
}

h1,
h2 {
  font-family: "Space Grotesk", sans-serif;
  margin: 0;
}

h1 {
  margin-top: 8px;
  font-size: clamp(2rem, 4vw, 2.8rem);
}

.subtitle {
  margin-top: 10px;
  max-width: 70ch;
  color: var(--text-muted);
  line-height: 1.5;
}

.hero__meta {
  margin-top: 16px;
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.layout {
  padding: 20px 0 40px;
  display: grid;
  gap: 16px;
}

.panel {
  padding: 22px;
}

.grid {
  display: grid;
  gap: 12px;
}

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

.field {
  display: grid;
  gap: 6px;
  font-weight: 600;
  color: var(--text-muted);
}

input,
select,
button {
  font: inherit;
}

input,
select {
  border: 1px solid #cfdbeb;
  border-radius: 12px;
  padding: 12px 13px;
  color: var(--text-main);
  background: #fff;
}

input:focus,
select:focus,
button:focus-visible {
  outline: 3px solid var(--accent-soft);
  outline-offset: 1px;
}

.actions {
  margin-top: 12px;
  display: flex;
  gap: 10px;
  align-items: center;
  flex-wrap: wrap;
}

.actions--between {
  justify-content: space-between;
}

.btn {
  cursor: pointer;
  border: none;
  border-radius: 12px;
  padding: 11px 16px;
  font-weight: 700;
  background: var(--accent);
  color: #fff;
  transition: transform 120ms ease, box-shadow 120ms ease;
}

.btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(0, 102, 255, 0.25);
}

.btn--secondary {
  background: #e8effa;
  color: #15407f;
}

.btn--ghost {
  border: 1px solid #d5deea;
  background: rgba(255, 255, 255, 0.9);
  color: #1a2c46;
}

.chip {
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  border: 1px solid #d2ddec;
  border-radius: 999px;
  padding: 6px 12px;
  font-weight: 700;
  color: #234165;
  background: #fff;
}

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

.preset {
  cursor: pointer;
}

.badge {
  border-radius: 999px;
  padding: 6px 11px;
  font-weight: 700;
  font-size: 0.85rem;
}

.badge--idle {
  background: #ecf1f7;
  color: var(--idle);
}

.badge--ok {
  background: #dff7eb;
  color: var(--ok);
}

.badge--warn {
  background: #ffebdf;
  color: var(--warn);
}

.hint {
  color: var(--text-muted);
  font-size: 0.9rem;
  margin: 8px 0 0;
}

.message {
  margin-top: 12px;
  min-height: 24px;
  font-weight: 700;
}

.message--ok {
  color: var(--ok);
}

.message--warn {
  color: var(--warn);
}

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

table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 8px;
}

th,
td {
  border-bottom: 1px solid #e2eaf3;
  text-align: left;
  vertical-align: top;
  padding: 10px 8px;
}

th {
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: #526684;
}

.code-block {
  margin-top: 8px;
  border-radius: 14px;
  background: #0f1f35;
  color: #d8e5ff;
  padding: 14px;
  overflow-x: auto;
  font-size: 0.9rem;
}

.history-list {
  list-style: none;
  margin: 6px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.history-list li {
  border: 1px solid #dde5ef;
  border-radius: 12px;
  padding: 10px;
  background: rgba(255, 255, 255, 0.86);
}

.history-list time {
  display: block;
  font-size: 0.83rem;
  color: var(--text-muted);
  margin-bottom: 6px;
}

.footer {
  padding: 14px 0 28px;
  color: var(--text-muted);
  font-size: 0.88rem;
  text-align: center;
}

.reveal {
  opacity: 0;
  transform: translateY(12px);
  animation: reveal 460ms ease forwards;
  animation-delay: calc(var(--stagger, 0) * 80ms);
}

@keyframes reveal {
  from {
    opacity: 0;
    transform: translateY(12px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (max-width: 900px) {
  .grid--2 {
    grid-template-columns: 1fr;
  }

  .actions--between {
    flex-direction: column;
    align-items: flex-start;
  }
}