:root {
  --color-bg: #080b16;
  --color-bg-soft: #101525;
  --color-surface: #151a2d;
  --color-surface-strong: #1c2339;
  --color-card: rgba(255, 255, 255, 0.055);
  --color-card-hover: rgba(255, 255, 255, 0.09);
  --color-line: rgba(255, 255, 255, 0.12);
  --color-line-strong: rgba(255, 255, 255, 0.2);
  --color-text: #f4f7fb;
  --color-muted: #aeb8cc;
  --color-muted-2: #7f8aa3;
  --color-brand: #7c5cff;
  --color-brand-dark: #5a42d6;
  --color-brand-soft: rgba(124, 92, 255, 0.18);
  --color-cyan: #22d3ee;
  --color-cyan-soft: rgba(34, 211, 238, 0.16);
  --color-accent: #ffb86b;
  --color-accent-soft: rgba(255, 184, 107, 0.16);
  --color-success: #53f0a0;
  --color-danger: #ff6b8b;
  --gradient-brand: linear-gradient(135deg, #7c5cff 0%, #22d3ee 52%, #ffb86b 100%);
  --gradient-panel: radial-gradient(circle at 20% 0%, rgba(124, 92, 255, 0.24), transparent 32%), radial-gradient(circle at 90% 18%, rgba(34, 211, 238, 0.18), transparent 30%), #101525;
  --font-sans: Inter, Manrope, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-display: "Space Grotesk", Inter, Manrope, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-mono: "JetBrains Mono", "Fira Code", Consolas, monospace;
  --radius-sm: 12px;
  --radius-md: 18px;
  --radius-lg: 28px;
  --radius-xl: 36px;
  --shadow-soft: 0 24px 70px rgba(0, 0, 0, 0.28);
  --shadow-glow: 0 0 42px rgba(124, 92, 255, 0.28);
  --container: 1180px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-width: 320px;
  font-family: var(--font-sans);
  color: var(--color-text);
  background:
    radial-gradient(circle at top left, rgba(124, 92, 255, 0.18), transparent 34rem),
    radial-gradient(circle at 88% 8%, rgba(34, 211, 238, 0.13), transparent 28rem),
    var(--color-bg);
  line-height: 1.65;
  text-rendering: optimizeLegibility;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  opacity: 0.28;
  background-image:
    linear-gradient(rgba(255,255,255,0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.035) 1px, transparent 1px);
  background-size: 42px 42px;
  mask-image: linear-gradient(to bottom, #000 0%, transparent 72%);
}

a {
  color: inherit;
  text-decoration: none;
}

a:not(.button):not(.nav-link):not(.logo):not(.card-link):not(.footer-link) {
  color: var(--color-cyan);
  border-bottom: 1px solid rgba(34, 211, 238, 0.35);
}

a:not(.button):not(.nav-link):not(.logo):not(.card-link):not(.footer-link):hover {
  color: var(--color-accent);
  border-color: rgba(255, 184, 107, 0.55);
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

code,
pre {
  font-family: var(--font-mono);
}

pre {
  overflow-x: auto;
  padding: 18px;
  margin: 18px 0 0;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-md);
  background: rgba(0, 0, 0, 0.24);
  color: #dfe8ff;
  line-height: 1.55;
  white-space: pre-wrap;
}

.skip-link {
  position: absolute;
  left: 12px;
  top: -100px;
  z-index: 10;
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  background: var(--color-text);
  color: #080b16;
  transition: top .2s ease;
}

.skip-link:focus {
  top: 12px;
}

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 9;
  backdrop-filter: blur(18px);
  background: rgba(8, 11, 22, 0.78);
  border-bottom: 1px solid var(--color-line);
}

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

.logo {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  font-family: var(--font-display);
  font-weight: 760;
  letter-spacing: -0.03em;
}

.logo img {
  width: 38px;
  height: 38px;
}

.logo span {
  font-size: 1.18rem;
}

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

.nav-link {
  padding: 10px 12px;
  color: var(--color-muted);
  border: 1px solid transparent;
  border-radius: 999px;
  font-size: 0.94rem;
  transition: background .2s ease, color .2s ease, border-color .2s ease;
}

.nav-link:hover,
.nav-link.active {
  color: var(--color-text);
  background: rgba(255,255,255,0.07);
  border-color: var(--color-line);
}

.hero,
.page-hero {
  position: relative;
  padding: 86px 0 64px;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(310px, 0.85fr);
  align-items: center;
  gap: 46px;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 16px;
  padding: 8px 12px;
  border: 1px solid var(--color-line);
  border-radius: 999px;
  color: var(--color-cyan);
  background: rgba(34, 211, 238, 0.07);
  font-size: 0.9rem;
  font-weight: 700;
}

.eyebrow::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--gradient-brand);
  box-shadow: 0 0 18px rgba(34, 211, 238, 0.8);
}

h1,
h2,
h3 {
  font-family: var(--font-display);
  line-height: 1.08;
  letter-spacing: -0.04em;
  margin: 0;
}

h1 {
  max-width: 920px;
  font-size: clamp(2.45rem, 7vw, 5.7rem);
}

h2 {
  font-size: clamp(1.85rem, 4vw, 3.15rem);
}

h3 {
  font-size: clamp(1.2rem, 2vw, 1.55rem);
}

.lead {
  max-width: 740px;
  margin: 22px 0 0;
  color: var(--color-muted);
  font-size: clamp(1.05rem, 2vw, 1.28rem);
}

.hero-actions,
.section-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 30px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 48px;
  padding: 13px 18px;
  border-radius: 999px;
  border: 1px solid transparent;
  font-weight: 760;
  line-height: 1;
  transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease, background .2s ease;
}

.button:hover {
  transform: translateY(-2px);
}

.button-primary {
  color: #07111d;
  background: var(--gradient-brand);
  box-shadow: var(--shadow-glow);
}

.button-secondary {
  color: var(--color-text);
  background: rgba(255, 255, 255, 0.07);
  border-color: var(--color-line);
}

.button-secondary:hover {
  border-color: var(--color-line-strong);
  background: rgba(255, 255, 255, 0.1);
}

.hero-visual {
  position: relative;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-xl);
  background: var(--gradient-panel);
  padding: 18px;
  box-shadow: var(--shadow-soft);
  overflow: hidden;
}

.hero-visual::after {
  content: "";
  position: absolute;
  inset: auto -12% -28% 18%;
  height: 160px;
  background: radial-gradient(circle, rgba(34, 211, 238, 0.24), transparent 68%);
}

.hero-visual img {
  position: relative;
  z-index: 1;
  border-radius: calc(var(--radius-xl) - 12px);
}

.stats-strip {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin-top: 28px;
}

.stat {
  padding: 18px;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-md);
  background: rgba(255,255,255,0.055);
}

.stat strong {
  display: block;
  color: var(--color-text);
  font-size: 1.5rem;
  font-family: var(--font-display);
}

.stat span {
  color: var(--color-muted);
  font-size: 0.92rem;
}

.section {
  padding: 70px 0;
}

.section-tight {
  padding: 44px 0;
}

.section-heading {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 30px;
}

.section-heading p {
  max-width: 560px;
  margin: 0;
  color: var(--color-muted);
}

.grid,
.card-grid {
  display: grid;
  gap: 18px;
}

.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,
.prompt-card,
.feature-card,
.article-card {
  position: relative;
  padding: 24px;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-lg);
  background: var(--color-card);
  box-shadow: 0 14px 42px rgba(0, 0, 0, 0.18);
  overflow: hidden;
}

.card::before,
.prompt-card::before,
.feature-card::before,
.article-card::before {
  content: "";
  position: absolute;
  inset: 0 0 auto;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.32), transparent);
}

.card:hover,
.prompt-card:hover,
.feature-card:hover,
.article-card:hover {
  background: var(--color-card-hover);
  border-color: var(--color-line-strong);
}

.card p,
.feature-card p,
.article-card p,
.prompt-card p {
  color: var(--color-muted);
  margin: 14px 0 0;
}

.card-link {
  display: block;
  height: 100%;
}

.badge-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 16px 0 0;
}

.badge {
  display: inline-flex;
  align-items: center;
  padding: 6px 10px;
  border-radius: 999px;
  background: rgba(255,255,255,0.07);
  color: var(--color-muted);
  border: 1px solid var(--color-line);
  font-size: 0.82rem;
  font-weight: 650;
}

.badge.brand {
  background: var(--color-brand-soft);
  color: #d9d0ff;
}

.badge.cyan {
  background: var(--color-cyan-soft);
  color: #b9f7ff;
}

.badge.accent {
  background: var(--color-accent-soft);
  color: #ffe1bd;
}

.icon-tile {
  display: inline-grid;
  place-items: center;
  width: 46px;
  height: 46px;
  margin-bottom: 18px;
  border-radius: 16px;
  background: var(--gradient-brand);
  color: #07111d;
  font-weight: 900;
  box-shadow: var(--shadow-glow);
}

.prompt-card {
  display: flex;
  flex-direction: column;
  min-height: 100%;
}

.prompt-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 18px 0 0;
}

.prompt-meta span {
  padding: 5px 9px;
  border-radius: 999px;
  color: var(--color-muted);
  background: rgba(255, 255, 255, 0.055);
  border: 1px solid var(--color-line);
  font-size: 0.8rem;
}

.prompt-template {
  margin-top: 16px;
  padding: 16px;
  border-radius: var(--radius-md);
  border: 1px solid rgba(34, 211, 238, 0.2);
  background: rgba(34, 211, 238, 0.055);
  color: #dcefff;
  font-family: var(--font-mono);
  font-size: 0.88rem;
}

.step-list,
.clean-list {
  list-style: none;
  padding: 0;
  margin: 22px 0 0;
  display: grid;
  gap: 12px;
}

.step-list li,
.clean-list li {
  position: relative;
  padding: 15px 16px 15px 46px;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-md);
  background: rgba(255,255,255,0.045);
  color: var(--color-muted);
}

.step-list li::before,
.clean-list li::before {
  content: "✓";
  position: absolute;
  left: 16px;
  top: 15px;
  width: 20px;
  height: 20px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: var(--color-cyan-soft);
  color: var(--color-cyan);
  font-size: 0.78rem;
}

.numbered {
  counter-reset: item;
}

.numbered li {
  counter-increment: item;
}

.numbered li::before {
  content: counter(item);
  color: #07111d;
  background: var(--gradient-brand);
  font-weight: 900;
}

.panel {
  border: 1px solid var(--color-line);
  border-radius: var(--radius-xl);
  background: var(--gradient-panel);
  padding: clamp(24px, 4vw, 42px);
  box-shadow: var(--shadow-soft);
}

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

.split {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(300px, 1.1fr);
  gap: 30px;
  align-items: center;
}

.text-block p {
  color: var(--color-muted);
  margin: 18px 0 0;
}

.kbd-line {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 20px;
}

.kbd-line kbd {
  padding: 7px 10px;
  border: 1px solid var(--color-line);
  border-bottom-color: rgba(255,255,255,0.28);
  border-radius: 10px;
  background: rgba(0,0,0,0.22);
  color: var(--color-muted);
  font-family: var(--font-mono);
  font-size: 0.82rem;
}

.collection-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 18px;
  margin-bottom: 12px;
}

.collection-header .badge {
  flex: none;
}

.quote-card {
  border-left: 4px solid var(--color-cyan);
  padding: 22px;
  border-radius: var(--radius-md);
  background: rgba(34, 211, 238, 0.075);
  color: var(--color-muted);
}

.cta-band {
  margin: 56px 0 0;
  padding: clamp(26px, 4vw, 42px);
  border: 1px solid rgba(255,255,255,0.18);
  border-radius: var(--radius-xl);
  background:
    radial-gradient(circle at 8% 10%, rgba(255, 184, 107, 0.22), transparent 30%),
    radial-gradient(circle at 80% 20%, rgba(124, 92, 255, 0.26), transparent 34%),
    rgba(255, 255, 255, 0.07);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.cta-band p {
  color: var(--color-muted);
  margin: 10px 0 0;
  max-width: 680px;
}

.breadcrumbs {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  align-items: center;
  color: var(--color-muted-2);
  font-size: 0.92rem;
  margin-bottom: 18px;
}

.breadcrumbs a {
  color: var(--color-muted);
  border: 0 !important;
}

.breadcrumbs a:hover {
  color: var(--color-text);
}

.breadcrumbs span::before {
  content: "/";
  margin-right: 8px;
  color: var(--color-muted-2);
}

.table-like {
  width: 100%;
  display: grid;
  gap: 10px;
  margin-top: 22px;
}

.table-row {
  display: grid;
  grid-template-columns: minmax(150px, 0.4fr) minmax(0, 1fr);
  gap: 16px;
  padding: 16px;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-line);
  background: rgba(255,255,255,0.045);
}

.table-row strong {
  color: var(--color-text);
}

.table-row span {
  color: var(--color-muted);
}

.site-footer {
  margin-top: 70px;
  border-top: 1px solid var(--color-line);
  background: rgba(5, 7, 14, 0.42);
}

.footer-inner {
  display: grid;
  grid-template-columns: minmax(220px, 1fr) repeat(3, minmax(150px, 0.5fr));
  gap: 24px;
  padding: 42px 0;
}

.footer-title {
  font-weight: 800;
  color: var(--color-text);
  margin-bottom: 12px;
}

.footer-text,
.footer-inner p {
  color: var(--color-muted);
  margin: 10px 0 0;
}

.footer-links {
  display: grid;
  gap: 8px;
}

.footer-link {
  color: var(--color-muted);
}

.footer-link:hover {
  color: var(--color-cyan);
}

.footer-bottom {
  padding: 18px 0 28px;
  color: var(--color-muted-2);
  border-top: 1px solid var(--color-line);
  font-size: 0.9rem;
}

@media (max-width: 980px) {
  .header-inner {
    align-items: flex-start;
    flex-direction: column;
    padding: 16px 0;
  }

  .main-nav {
    justify-content: flex-start;
  }

  .hero-grid,
  .split {
    grid-template-columns: 1fr;
  }

  .grid-4,
  .grid-3 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

  .cta-band,
  .section-heading {
    align-items: flex-start;
    flex-direction: column;
  }
}

@media (max-width: 680px) {
  .container {
    width: min(100% - 24px, var(--container));
  }

  .hero,
  .page-hero {
    padding: 48px 0 38px;
  }

  .section {
    padding: 48px 0;
  }

  .grid-4,
  .grid-3,
  .grid-2,
  .stats-strip {
    grid-template-columns: 1fr;
  }

  .nav-link {
    padding: 9px 10px;
    font-size: 0.88rem;
  }

  .card,
  .prompt-card,
  .feature-card,
  .article-card,
  .panel {
    border-radius: 22px;
    padding: 20px;
  }

  .table-row {
    grid-template-columns: 1fr;
  }

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