:root {
  --bg: #07111f;
  --bg-soft: #0d1b2e;
  --panel: rgba(16, 31, 52, 0.82);
  --panel-solid: #101f34;
  --panel-2: #132844;
  --text: #eef6ff;
  --muted: #a9bad0;
  --line: rgba(163, 190, 221, 0.22);
  --accent: #5fe3ff;
  --accent-2: #ffc857;
  --good: #65e6a1;
  --warn: #ffc857;
  --bad: #ff7a90;
  --shadow: 0 22px 80px rgba(0, 0, 0, 0.28);
  --radius-lg: 28px;
  --radius-md: 18px;
  --radius-sm: 12px;
  --max: 1160px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at 12% 8%, rgba(95, 227, 255, 0.18), transparent 28%),
    radial-gradient(circle at 88% 10%, rgba(255, 200, 87, 0.14), transparent 30%),
    linear-gradient(180deg, #06101d 0%, #07111f 45%, #0b1424 100%);
  min-height: 100vh;
  line-height: 1.58;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
  background-size: 42px 42px;
  mask-image: linear-gradient(to bottom, rgba(0,0,0,0.75), transparent 78%);
}

a { color: inherit; text-decoration: none; }
a:hover { color: var(--accent); }
img, svg { max-width: 100%; }

.container {
  width: min(var(--max), calc(100% - 36px));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(18px);
  background: rgba(7, 17, 31, 0.78);
  border-bottom: 1px solid var(--line);
}

.nav {
  min-height: 76px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-weight: 850;
  letter-spacing: -0.04em;
  font-size: 1.08rem;
}

.logo {
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  border: 1px solid rgba(95, 227, 255, 0.35);
  border-radius: 15px;
  background: linear-gradient(135deg, rgba(95, 227, 255, 0.22), rgba(255, 200, 87, 0.16));
  box-shadow: 0 0 32px rgba(95, 227, 255, 0.18);
}

.nav-links {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 6px;
  flex-wrap: wrap;
}

.nav-links a {
  color: var(--muted);
  font-size: 0.92rem;
  padding: 10px 12px;
  border-radius: 999px;
}

.nav-links a[aria-current="page"],
.nav-links a:hover {
  color: var(--text);
  background: rgba(255, 255, 255, 0.07);
}

.nav-toggle {
  display: none;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.06);
  color: var(--text);
  border-radius: 12px;
  padding: 9px 11px;
  font-weight: 800;
}

.hero {
  padding: 76px 0 34px;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(310px, 0.85fr);
  gap: 28px;
  align-items: center;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--accent);
  background: rgba(95, 227, 255, 0.09);
  border: 1px solid rgba(95, 227, 255, 0.23);
  padding: 8px 12px;
  border-radius: 999px;
  font-size: 0.85rem;
  font-weight: 760;
  margin-bottom: 18px;
}

h1, h2, h3, h4 {
  line-height: 1.08;
  letter-spacing: -0.055em;
  margin: 0 0 14px;
}

h1 {
  font-size: clamp(2.55rem, 6vw, 5.75rem);
  max-width: 980px;
}

h2 { font-size: clamp(2rem, 4vw, 3.35rem); }
h3 { font-size: 1.35rem; }
h4 { font-size: 1.05rem; }

.lede {
  font-size: clamp(1.04rem, 1.7vw, 1.32rem);
  color: var(--muted);
  max-width: 720px;
  margin: 0 0 26px;
}

.hero-actions, .actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 12px 17px;
  color: var(--text);
  background: rgba(255,255,255,0.06);
  font-weight: 800;
  min-height: 48px;
  cursor: pointer;
}

.btn.primary {
  background: linear-gradient(135deg, var(--accent), #9af0ff);
  color: #05101f;
  border-color: transparent;
  box-shadow: 0 16px 48px rgba(95, 227, 255, 0.2);
}

.btn.gold {
  background: linear-gradient(135deg, var(--accent-2), #ffe39c);
  color: #1b1200;
  border-color: transparent;
}

.btn:hover { transform: translateY(-1px); color: inherit; }

.panel, .card, .resource-card, .tool-panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
}

.panel { padding: 26px; }

.radar-card {
  position: relative;
  overflow: hidden;
  min-height: 380px;
}

.radar-card::before {
  content: "";
  position: absolute;
  inset: -70px -70px auto auto;
  width: 260px;
  height: 260px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(95, 227, 255, 0.32), transparent 68%);
}

.radar-map {
  position: relative;
  min-height: 228px;
  margin: 10px 0 22px;
  border-radius: 24px;
  background:
    radial-gradient(circle at 50% 50%, rgba(95, 227, 255, 0.16) 0 2px, transparent 3px),
    repeating-radial-gradient(circle at 50% 50%, rgba(95, 227, 255, 0.16) 0 1px, transparent 1px 46px),
    linear-gradient(135deg, rgba(255,255,255,0.06), rgba(255,255,255,0.02));
  border: 1px solid rgba(95, 227, 255, 0.18);
  overflow: hidden;
}

.radar-map::after {
  content: "";
  position: absolute;
  inset: 0;
  background: conic-gradient(from 20deg at 50% 50%, rgba(95,227,255,0.28), transparent 52deg, transparent 360deg);
  animation: sweep 7s linear infinite;
}

@keyframes sweep { to { transform: rotate(360deg); } }

.radar-dot {
  position: absolute;
  width: 12px;
  height: 12px;
  border-radius: 999px;
  background: var(--accent-2);
  box-shadow: 0 0 0 8px rgba(255, 200, 87, 0.12), 0 0 24px rgba(255, 200, 87, 0.5);
  z-index: 3;
}

.radar-dot.one { top: 38%; left: 25%; }
.radar-dot.two { top: 24%; left: 64%; background: var(--accent); }
.radar-dot.three { top: 68%; left: 56%; background: var(--good); }

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

.status-list li {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 14px;
  border: 1px solid var(--line);
  background: rgba(255,255,255,0.045);
  border-radius: 16px;
  color: var(--muted);
}

.status-list strong { color: var(--text); }

.section { padding: 56px 0; }
.section.tight { padding: 34px 0; }
.section-head {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 18px;
  margin-bottom: 24px;
}
.section-head p { color: var(--muted); max-width: 680px; margin: 0; }

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.card, .resource-card {
  padding: 22px;
  border-radius: var(--radius-md);
}

.card p, .resource-card p { color: var(--muted); margin: 0 0 18px; }
.card small, .resource-card small { color: var(--muted); }

.badge-row { display: flex; flex-wrap: wrap; gap: 8px; margin: 12px 0 18px; }
.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  border: 1px solid var(--line);
  background: rgba(255,255,255,0.055);
  color: var(--muted);
  padding: 6px 9px;
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 760;
}
.badge.good { color: var(--good); border-color: rgba(101, 230, 161, 0.32); background: rgba(101, 230, 161, 0.08); }
.badge.warn { color: var(--warn); border-color: rgba(255, 200, 87, 0.32); background: rgba(255, 200, 87, 0.08); }
.badge.bad { color: var(--bad); border-color: rgba(255, 122, 144, 0.32); background: rgba(255, 122, 144, 0.08); }
.badge.hot { color: var(--accent); border-color: rgba(95, 227, 255, 0.32); background: rgba(95, 227, 255, 0.08); }

.feature-list {
  display: grid;
  gap: 13px;
  padding: 0;
  margin: 0;
  list-style: none;
}
.feature-list li {
  display: grid;
  grid-template-columns: 28px minmax(0, 1fr);
  gap: 10px;
  color: var(--muted);
}
.feature-list span:first-child { color: var(--accent); font-weight: 900; }

.callout {
  border: 1px solid rgba(255, 200, 87, 0.26);
  background: rgba(255, 200, 87, 0.08);
  border-radius: var(--radius-md);
  padding: 18px;
  color: #ffe8a7;
}
.callout.blue { border-color: rgba(95,227,255,0.28); background: rgba(95,227,255,0.075); color: #c9f6ff; }
.callout.red { border-color: rgba(255,122,144,0.28); background: rgba(255,122,144,0.08); color: #ffd1da; }
.callout p { margin: 0; color: inherit; }

.page-hero {
  padding: 64px 0 30px;
}
.page-hero h1 { font-size: clamp(2.45rem, 5.1vw, 4.65rem); }

.breadcrumbs {
  color: var(--muted);
  font-size: 0.88rem;
  margin-bottom: 14px;
}
.breadcrumbs a { color: var(--accent); }

.steps {
  counter-reset: step;
  display: grid;
  gap: 16px;
}
.step {
  counter-increment: step;
  position: relative;
  padding: 22px 22px 22px 76px;
  border: 1px solid var(--line);
  background: rgba(255,255,255,0.045);
  border-radius: var(--radius-md);
}
.step::before {
  content: counter(step);
  position: absolute;
  top: 22px;
  left: 22px;
  width: 36px;
  height: 36px;
  border-radius: 14px;
  display: grid;
  place-items: center;
  background: rgba(95, 227, 255, 0.14);
  color: var(--accent);
  font-weight: 900;
}
.step p { color: var(--muted); margin: 0; }

.table-wrap {
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: rgba(255,255,255,0.035);
}
table {
  width: 100%;
  border-collapse: collapse;
  min-width: 760px;
}
th, td {
  text-align: left;
  padding: 15px 16px;
  border-bottom: 1px solid var(--line);
  vertical-align: top;
}
th {
  color: var(--text);
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  background: rgba(255,255,255,0.045);
}
td { color: var(--muted); }
td strong { color: var(--text); }
tr:last-child td { border-bottom: 0; }

.filters {
  display: grid;
  grid-template-columns: 1.4fr repeat(2, minmax(150px, 0.6fr));
  gap: 10px;
  margin: 0 0 16px;
}
.input, select, textarea {
  width: 100%;
  min-height: 46px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: rgba(255,255,255,0.065);
  color: var(--text);
  padding: 11px 13px;
  font: inherit;
}
.input::placeholder, textarea::placeholder { color: #7990aa; }
select option { color: #07111f; }
textarea { min-height: 120px; resize: vertical; }
label { display: block; color: var(--muted); font-size: 0.9rem; margin-bottom: 7px; }

.form-status {
  min-height: 1.5rem;
  margin: 14px 0 0;
  font-size: 0.92rem;
  color: var(--muted);
}

.form-status[data-state="error"] { color: var(--bad); }
.form-status[data-state="info"] { color: var(--accent); }

.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.form-grid .full { grid-column: 1 / -1; }

.copy-box {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 8px;
  align-items: center;
  padding: 10px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: rgba(255,255,255,0.045);
}
.copy-box code {
  overflow-x: auto;
  color: #d8f9ff;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  white-space: nowrap;
}
.copy-button {
  border: 0;
  border-radius: 12px;
  background: rgba(95,227,255,0.12);
  color: var(--accent);
  padding: 8px 10px;
  font-weight: 900;
  cursor: pointer;
}

.source-list {
  padding-left: 18px;
  color: var(--muted);
}
.source-list a { color: var(--accent); }

.mini-stat-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin-top: 24px;
}
.mini-stat {
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: rgba(255,255,255,0.045);
}
.mini-stat strong { display: block; font-size: 1.25rem; }
.mini-stat span { color: var(--muted); font-size: 0.86rem; }

.footer {
  border-top: 1px solid var(--line);
  padding: 32px 0 42px;
  color: var(--muted);
  margin-top: 42px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.3fr 0.7fr 0.7fr;
  gap: 20px;
}
.footer a { color: var(--muted); display: block; margin: 7px 0; }
.footer strong { color: var(--text); }
.disclaimer {
  font-size: 0.84rem;
  color: #91a4ba;
  max-width: 760px;
}

.hidden { display: none !important; }

@media (max-width: 880px) {
  .hero-grid, .grid-3, .grid-2, .footer-grid { grid-template-columns: 1fr; }
  .section-head { display: block; }
  .nav-toggle { display: inline-flex; }
  .nav-links {
    display: none;
    position: absolute;
    top: 76px;
    left: 18px;
    right: 18px;
    background: rgba(9, 21, 37, 0.96);
    border: 1px solid var(--line);
    border-radius: 22px;
    padding: 12px;
    box-shadow: var(--shadow);
  }
  .nav-links.open { display: grid; }
  .nav-links a { border-radius: 14px; }
  .filters { grid-template-columns: 1fr; }
  .form-grid { grid-template-columns: 1fr; }
  .mini-stat-grid { grid-template-columns: 1fr; }
}

@media (max-width: 520px) {
  .container { width: min(var(--max), calc(100% - 24px)); }
  .hero { padding-top: 48px; }
  .panel, .card, .resource-card { padding: 18px; }
  .step { padding-left: 22px; padding-top: 72px; }
  .copy-box { grid-template-columns: 1fr; }
}

.skip-link {
  position: absolute;
  left: -999px;
  top: auto;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.skip-link:focus {
  left: 16px;
  top: 16px;
  width: auto;
  height: auto;
  padding: 10px 14px;
  border-radius: 12px;
  background: var(--accent);
  color: var(--bg);
  z-index: 1000;
  font-weight: 900;
}

.scroll-meter {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  z-index: 100;
  background: transparent;
}

.scroll-meter span {
  display: block;
  width: 0;
  height: 100%;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  box-shadow: 0 0 18px rgba(95, 227, 255, 0.5);
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.hero-long {
  padding-top: 68px;
}

.compact-title {
  font-size: 1.7rem;
}

.stack-box {
  margin-top: 18px;
}

.quick-search {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 10px;
  margin-top: 22px;
  max-width: 780px;
}

.microcopy {
  color: var(--muted);
  font-size: 0.92rem;
  margin-top: 14px;
}

.answer-strip {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: 24px;
  align-items: center;
  padding: 26px;
  border: 1px solid rgba(95, 227, 255, 0.25);
  background: linear-gradient(135deg, rgba(95, 227, 255, 0.1), rgba(255, 200, 87, 0.06));
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
}

.answer-strip h2 {
  font-size: clamp(1.7rem, 3vw, 2.5rem);
  margin-bottom: 0;
}

.answer-strip p {
  margin: 0;
  color: var(--muted);
}

.split-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(280px, 0.95fr);
  gap: 22px;
  align-items: start;
}

.section-copy {
  color: var(--muted);
  font-size: 1.05rem;
  margin: 0 0 18px;
}

.palette-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin-top: 18px;
}

.palette-grid span {
  position: relative;
  display: block;
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 58px 14px 14px;
  background: rgba(255, 255, 255, 0.045);
  color: var(--text);
  font-weight: 850;
}

.palette-grid span::before {
  content: "";
  position: absolute;
  top: 14px;
  left: 14px;
  width: 38px;
  height: 38px;
  border-radius: 14px;
  background: var(--swatch);
  box-shadow: 0 0 24px rgba(95, 227, 255, 0.18);
}

.palette-grid em {
  display: block;
  color: var(--muted);
  font-style: normal;
  font-size: 0.85rem;
  margin-top: 2px;
}

.badge.goldish {
  color: var(--accent-2);
  border-color: rgba(255, 200, 87, 0.32);
  background: rgba(255, 200, 87, 0.08);
}

.check {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: 14px;
  color: var(--text);
  font-weight: 750;
}

.check input {
  width: 18px;
  height: 18px;
  accent-color: var(--accent);
}

.section-actions {
  margin-top: 18px;
}

.resource-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.resource-card {
  display: block;
  transition: transform 0.18s ease, border-color 0.18s ease;
}

.resource-card:hover {
  transform: translateY(-2px);
  border-color: rgba(95, 227, 255, 0.45);
  color: inherit;
}

.resource-card h3 {
  margin-top: 4px;
}

.tool-panel {
  padding: 22px;
  display: grid;
  gap: 16px;
}

.router-result {
  padding: 18px;
  border: 1px solid rgba(95, 227, 255, 0.24);
  border-radius: 18px;
  background: rgba(95, 227, 255, 0.07);
}

.router-result p {
  margin: 0;
  color: var(--muted);
}

.compact-grid {
  margin-top: 18px;
}

.tag-cloud {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.tag-cloud a,
.tag-cloud span {
  display: inline-flex;
  padding: 9px 12px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.055);
  color: var(--muted);
  font-weight: 800;
  font-size: 0.9rem;
}

.tag-cloud a:hover {
  background: rgba(95, 227, 255, 0.1);
  border-color: rgba(95, 227, 255, 0.35);
  color: var(--accent);
}

.keyword-columns {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.keyword-columns .panel p {
  margin: 0;
  color: var(--muted);
}

.faq-list {
  display: grid;
  gap: 12px;
}

.faq-list details {
  padding: 16px 18px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.045);
}

.faq-list summary {
  cursor: pointer;
  font-weight: 900;
  color: var(--text);
}

.faq-list p {
  margin: 12px 0 0;
  color: var(--muted);
}

.mini-form {
  display: grid;
  gap: 12px;
}

.final-cta {
  margin-top: 22px;
}

.final-cta p {
  color: var(--muted);
}

.footer-bottom {
  margin-top: 20px;
  color: var(--muted);
  font-size: 0.9rem;
}

.legal {
  font-size: 0.9rem;
}

.highlight-section {
  outline: 2px solid rgba(95, 227, 255, 0.65);
  outline-offset: 6px;
  border-radius: 24px;
}

.search-empty {
  margin-top: 12px;
  padding: 16px;
  border: 1px solid rgba(255, 200, 87, 0.3);
  border-radius: 18px;
  background: rgba(255, 200, 87, 0.08);
  color: var(--accent-2);
}

.is-hidden {
  display: none !important;
}

@media (max-width: 980px) {
  .answer-strip,
  .hero-grid,
  .split-layout {
    grid-template-columns: 1fr;
  }

  .keyword-columns {
    grid-template-columns: 1fr 1fr;
  }

  .palette-grid,
  .resource-grid {
    grid-template-columns: 1fr;
  }

  .quick-search {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .keyword-columns,
  .palette-grid {
    grid-template-columns: 1fr;
  }

  .section {
    padding: 42px 0;
  }

  .answer-strip {
    padding: 20px;
  }

  .quick-search .btn,
  .hero-actions .btn,
  .actions .btn {
    width: 100%;
  }

  .nav-links.open {
    max-height: 80vh;
    overflow: auto;
  }
}