:root {
  --bg: #07121d;
  --bg-2: #0b1a2a;
  --surface: #12263a;
  --panel: #183049;
  --primary: #00c2a8;
  --primary-2: #1ee3cf;
  --accent: #ffb84d;
  --text: #e8f3ff;
  --text-dim: #95aec7;
  --danger: #ff6b6b;
  --line: rgba(255, 255, 255, 0.12);
  --shadow: 0 18px 48px rgba(0, 0, 0, 0.35);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Manrope", "Segoe UI", sans-serif;
  color: var(--text);
  line-height: 1.75;
  background:
    radial-gradient(1200px 600px at 85% -10%, rgba(0, 194, 168, 0.2), transparent 60%),
    radial-gradient(900px 500px at -10% 0%, rgba(255, 184, 77, 0.12), transparent 62%),
    linear-gradient(180deg, var(--bg), var(--bg-2));
  min-height: 100vh;
}

a {
  color: var(--primary-2);
}

a:hover {
  color: #7ef6e7;
}

a:focus-visible,
button:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 0.4rem;
}

img {
  max-width: 100%;
}

.container {
  width: min(1140px, 100% - 2.4rem);
  margin-inline: auto;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: #fff;
  color: #000;
  padding: 0.75rem 1rem;
  border-radius: 0.4rem;
  z-index: 9999;
}

.skip-link:focus {
  left: 1rem;
  top: 1rem;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  backdrop-filter: blur(14px);
  background: rgba(7, 18, 29, 0.88);
  border-bottom: 1px solid var(--line);
}

.nav-wrap {
  min-height: 78px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1.2rem;
}

.logo {
  text-decoration: none;
  color: #fff;
  font-family: "Space Grotesk", "Manrope", sans-serif;
  font-size: 1.6rem;
  font-weight: 800;
  letter-spacing: -0.02em;
}

.logo span {
  color: var(--primary);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 1.2rem;
  flex-wrap: wrap;
}

.nav-links a {
  text-decoration: none;
  color: var(--text-dim);
  font-weight: 700;
  font-size: 0.95rem;
}

.nav-links a:hover,
.nav-links a[aria-current="page"] {
  color: var(--primary-2);
}

.tagline {
  font-size: 0.82rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
  font-weight: 800;
}

main {
  padding-bottom: 4rem;
}

.hero {
  padding: 5.2rem 0 3.4rem;
}

.badge {
  display: inline-block;
  padding: 0.45rem 0.85rem;
  border: 1px solid rgba(0, 194, 168, 0.45);
  border-radius: 999px;
  color: var(--primary-2);
  background: rgba(0, 194, 168, 0.1);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

h1,
h2,
h3,
h4 {
  margin-top: 0;
  line-height: 1.2;
  font-family: "Space Grotesk", "Manrope", sans-serif;
  letter-spacing: -0.02em;
}

h1 {
  font-size: clamp(2.1rem, 5vw, 4rem);
  margin-bottom: 1.2rem;
}

h2 {
  font-size: clamp(1.5rem, 3.3vw, 2.5rem);
  margin-bottom: 1rem;
}

h3 {
  font-size: clamp(1.15rem, 2.2vw, 1.6rem);
  margin-bottom: 0.7rem;
}

.lead {
  max-width: 820px;
  color: var(--text-dim);
  font-size: clamp(1rem, 2vw, 1.25rem);
}

.hero-actions {
  margin-top: 2.2rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem;
}

.btn {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  min-height: 46px;
  padding: 0.8rem 1.2rem;
  border-radius: 0.8rem;
  text-decoration: none;
  font-weight: 800;
  font-size: 0.95rem;
  border: 1px solid transparent;
  transition: transform 0.2s ease, background 0.2s ease, border-color 0.2s ease;
}

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

.btn-primary {
  color: #041118;
  background: linear-gradient(135deg, var(--primary), #5af3dc);
  box-shadow: var(--shadow);
}

.btn-ghost {
  color: var(--text);
  border-color: var(--line);
  background: rgba(255, 255, 255, 0.02);
}

.section {
  padding: 2.6rem 0;
}

.panel {
  border: 1px solid var(--line);
  border-radius: 1.2rem;
  background: linear-gradient(170deg, rgba(18, 38, 58, 0.9), rgba(24, 48, 73, 0.85));
  box-shadow: var(--shadow);
  padding: clamp(1rem, 2vw, 1.7rem);
}

.grid-2,
.grid-3,
.grid-4 {
  display: grid;
  gap: 1rem;
}

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

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

.grid-4 {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.card {
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.02);
  border-radius: 1rem;
  padding: 1rem;
}

.card p:last-child,
.panel p:last-child {
  margin-bottom: 0;
}

.kpi {
  text-align: center;
  padding: 1rem;
  border-radius: 1rem;
  background: rgba(0, 0, 0, 0.2);
  border: 1px solid var(--line);
}

.kpi strong {
  display: block;
  font-size: 1.5rem;
  color: #fff;
}

.code-box {
  border: 2px dashed rgba(255, 184, 77, 0.6);
  border-radius: 1rem;
  background: rgba(255, 184, 77, 0.08);
  padding: 1rem;
}

.section-kicker {
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.75rem;
  font-weight: 800;
  margin-bottom: 0.45rem;
}

.hero-meta {
  margin-top: 1rem;
  color: var(--text-dim);
  font-size: 0.88rem;
}

.subtle-divider {
  width: 100%;
  height: 1px;
  background: linear-gradient(
    90deg,
    rgba(30, 227, 207, 0),
    rgba(30, 227, 207, 0.5),
    rgba(30, 227, 207, 0)
  );
  margin: 0.5rem 0 1.5rem;
}

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

.intent-card {
  border: 1px solid var(--line);
  border-radius: 1rem;
  padding: 1rem;
  background: rgba(255, 255, 255, 0.015);
}

.intent-card h3 {
  margin-bottom: 0.4rem;
}

.chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
}

.chip {
  display: inline-flex;
  align-items: center;
  min-height: 1.7rem;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: rgba(0, 0, 0, 0.18);
  color: #c9def4;
  padding: 0 0.65rem;
  font-size: 0.75rem;
  font-weight: 700;
}

.score-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.9rem;
}

.score-card {
  border: 1px solid var(--line);
  border-radius: 1rem;
  padding: 0.9rem;
  background: linear-gradient(160deg, rgba(0, 0, 0, 0.18), rgba(255, 255, 255, 0.03));
}

.score-card b {
  display: block;
  color: #fff;
  font-size: 1.55rem;
  line-height: 1.15;
  margin-bottom: 0.2rem;
}

.score-card span {
  color: var(--text-dim);
  font-size: 0.85rem;
}

.comparison-note {
  margin-top: 0.9rem;
  font-size: 0.86rem;
  color: var(--text-dim);
}

.progress-list {
  display: grid;
  gap: 0.65rem;
}

.progress-row {
  display: grid;
  grid-template-columns: 1fr 64px;
  gap: 0.55rem;
  align-items: center;
}

.progress-track {
  height: 0.64rem;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.08);
  overflow: hidden;
}

.progress-fill {
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, #00c2a8, #5ff7e2);
}

.progress-fill.alt {
  background: linear-gradient(90deg, #5ea2ff, #7bd1ff);
}

.progress-label {
  font-size: 0.86rem;
  color: var(--text-dim);
}

.toc {
  border: 1px solid var(--line);
  border-radius: 1rem;
  background: rgba(0, 0, 0, 0.18);
  padding: 0.85rem;
}

.toc h3 {
  margin: 0 0 0.5rem;
  font-size: 1rem;
}

.toc ul {
  margin: 0;
  padding-left: 1rem;
}

.toc li {
  margin: 0.2rem 0;
}

.timeline {
  display: grid;
  gap: 0.8rem;
}

.timeline-step {
  border-left: 3px solid rgba(30, 227, 207, 0.5);
  padding-left: 0.75rem;
}

.timeline-step b {
  color: #fff;
}

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

.decision-card {
  border: 1px solid var(--line);
  border-radius: 1rem;
  background: rgba(255, 255, 255, 0.015);
  padding: 1rem;
}

.decision-card h3 {
  margin-bottom: 0.45rem;
}

.verdict {
  border: 1px solid rgba(30, 227, 207, 0.3);
  background: linear-gradient(160deg, rgba(30, 227, 207, 0.08), rgba(30, 227, 207, 0.02));
  border-radius: 1rem;
  padding: 1rem;
}

.faq-list {
  display: grid;
  gap: 0.7rem;
}

.faq-list details {
  border: 1px solid var(--line);
  border-radius: 0.8rem;
  background: rgba(255, 255, 255, 0.02);
  padding: 0.65rem 0.75rem;
}

.faq-list summary {
  cursor: pointer;
  font-weight: 700;
  color: #d7e9fb;
}

.faq-list p {
  margin: 0.55rem 0 0;
}

.callout {
  border-left: 3px solid var(--primary);
  padding-left: 0.75rem;
  color: #c8f7ef;
}

.table-compact th,
.table-compact td {
  padding: 0.72rem;
}

.copy-code {
  border: 0;
  border-radius: 0.7rem;
  min-height: 56px;
  width: 100%;
  background: #0b1f2e;
  color: #fff;
  font-family: "Space Grotesk", sans-serif;
  font-size: clamp(2rem, 6vw, 3.4rem);
  font-weight: 800;
  letter-spacing: 0.08em;
  cursor: pointer;
}

.form-grid {
  display: grid;
  gap: 0.9rem;
}

.field {
  display: grid;
  gap: 0.35rem;
}

.field span {
  font-size: 0.86rem;
  color: var(--text-dim);
  font-weight: 700;
}

.input-control {
  width: 100%;
  min-height: 42px;
  border-radius: 0.75rem;
  border: 1px solid var(--line);
  background: rgba(2, 14, 25, 0.7);
  color: var(--text);
  padding: 0.55rem 0.7rem;
  font: inherit;
}

.input-control:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 1px;
}

.check-grid {
  display: grid;
  gap: 0.5rem;
  margin-top: 0.3rem;
}

.check-grid label {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  min-height: 2rem;
  border: 1px solid var(--line);
  border-radius: 0.75rem;
  background: rgba(255, 255, 255, 0.02);
  padding: 0.35rem 0.6rem;
  color: #d7e9fb;
  font-size: 0.88rem;
}

.check-grid input[type="checkbox"] {
  width: 1rem;
  height: 1rem;
}

.small {
  font-size: 0.9rem;
  color: var(--text-dim);
}

ul.clean {
  margin: 0;
  padding-left: 1.1rem;
}

.table-wrap {
  overflow-x: auto;
  border-radius: 1rem;
  border: 1px solid var(--line);
}

table {
  border-collapse: collapse;
  width: 100%;
  min-width: 680px;
  background: rgba(9, 25, 39, 0.85);
}

th,
td {
  text-align: left;
  border-bottom: 1px solid var(--line);
  padding: 0.9rem;
}

th {
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-size: 0.78rem;
}

.breadcrumb {
  margin: 1rem 0 0;
  color: var(--text-dim);
  font-size: 0.86rem;
}

.breadcrumb a {
  color: var(--text-dim);
  text-decoration: none;
}

.breadcrumb a:hover {
  color: var(--primary-2);
}

.related-links {
  display: flex;
  gap: 0.5rem 1rem;
  flex-wrap: wrap;
  margin-top: 1rem;
}

.related-links a {
  font-weight: 700;
  text-decoration: none;
}

.notice {
  border-left: 3px solid var(--accent);
  padding-left: 0.8rem;
  color: #f4dbc1;
}

.site-footer {
  border-top: 1px solid var(--line);
  padding: 2.6rem 0 2rem;
  margin-top: 3rem;
  background: linear-gradient(180deg, rgba(0, 0, 0, 0.28), rgba(4, 12, 20, 0.55));
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 1rem;
}

.footer-top-grid {
  display: grid;
  grid-template-columns: 1.7fr 1fr 1fr 1fr;
  gap: 1rem 1.25rem;
  align-items: start;
}

.footer-brand-block .logo {
  display: inline-block;
  margin-bottom: 0.5rem;
}

.footer-brand-block .small {
  margin: 0.2rem 0;
}

.footer-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-top: 0.8rem;
}

.footer-badges span {
  display: inline-block;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.04);
  color: var(--text-dim);
  font-size: 0.72rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  font-weight: 800;
  padding: 0.2rem 0.55rem;
}

.footer-col {
  min-width: 0;
}

.footer-title {
  margin-bottom: 0.4rem;
  font-size: 1rem;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem 0.8rem;
}

.footer-links a {
  color: var(--text-dim);
  text-decoration: none;
}

.footer-links a:hover {
  color: var(--primary-2);
}

.footer-bottom-row {
  margin-top: 1.35rem;
  padding-top: 1rem;
  border-top: 1px solid var(--line);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.8rem 1rem;
  flex-wrap: wrap;
}

.footer-bottom-row .small {
  margin: 0;
}

.footer-mini-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem 0.9rem;
}

.footer-mini-links a {
  color: var(--text-dim);
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 700;
}

.footer-mini-links a:hover {
  color: var(--primary-2);
}

.toast {
  position: fixed;
  left: 50%;
  bottom: 28px;
  transform: translateX(-50%);
  background: var(--accent);
  color: #231200;
  font-weight: 800;
  padding: 0.65rem 1.2rem;
  border-radius: 999px;
  display: none;
  z-index: 1200;
}

pre {
  margin: 0;
  padding: 0.9rem;
  border-radius: 0.8rem;
  overflow: auto;
  border: 1px solid var(--line);
  background: #05101a;
}

code {
  font-family: "Cascadia Code", "Consolas", monospace;
  font-size: 0.92rem;
}

@media (max-width: 960px) {
  .intent-grid,
  .decision-grid,
  .score-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .grid-4 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .grid-3 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

  .footer-top-grid {
    grid-template-columns: 1fr 1fr;
  }

  .footer-brand-block {
    grid-column: 1 / -1;
  }
}

@media (max-width: 680px) {
  .nav-wrap {
    flex-direction: column;
    justify-content: center;
    padding: 0.9rem 0;
  }

  .nav-links {
    justify-content: center;
  }

  .grid-2,
  .grid-3,
  .grid-4,
  .footer-grid,
  .footer-top-grid,
  .intent-grid,
  .decision-grid,
  .score-grid {
    grid-template-columns: 1fr;
  }

  .hero {
    padding-top: 3.5rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .btn {
    transition: none;
  }

  .btn:hover {
    transform: none;
  }
}