:root {
  --bg: #0b1220;
  --bg2: #070b14;
  --text: #eaf0ff;
  --muted: rgba(234, 240, 255, 0.78);
  --card: rgba(255, 255, 255, 0.06);
  --border: rgba(255, 255, 255, 0.14);
  --accent: #22c55e;
  --accent2: #60a5fa;
  --shadow: 0 18px 45px rgba(0, 0, 0, 0.45);
  --radius: 16px;
  --max: 980px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Arial, "Noto Sans", "Liberation Sans", sans-serif;
  line-height: 1.5;
  color: #111827;
  background: #ffffff;
}

.skip-link {
  position: absolute;
  left: -999px;
  top: 12px;
  background: #111827;
  color: #fff;
  padding: 10px 12px;
  border-radius: 10px;
  z-index: 50;
}
.skip-link:focus {
  left: 12px;
}

.site-header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 40;
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 14px 16px;
  max-width: 1200px;
  margin: 0 auto;
  background: linear-gradient(to bottom, rgba(11, 18, 32, 0.78), rgba(11, 18, 32, 0));
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--text);
  text-decoration: none;
  font-weight: 700;
  letter-spacing: 0.06em;
}

.brand-mark {
  width: 12px;
  height: 12px;
  border-radius: 999px;
  background: radial-gradient(circle at 30% 30%, #34d399, #16a34a);
  box-shadow: 0 0 0 4px rgba(34, 197, 94, 0.14);
}

.brand-name {
  font-size: 14px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 0;
  margin: 0;
  list-style: none;
}

.nav a {
  color: rgba(234, 240, 255, 0.9);
  text-decoration: none;
  font-weight: 600;
  font-size: 14px;
  padding: 8px 10px;
  border-radius: 12px;
  outline-offset: 3px;
}
.nav a:hover {
  background: rgba(255, 255, 255, 0.06);
}
.nav a:focus-visible {
  outline: 2px solid rgba(96, 165, 250, 0.9);
}

.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 96px 16px 44px;
  background:
    radial-gradient(900px 600px at 15% 20%, rgba(34, 197, 94, 0.18), transparent 55%),
    radial-gradient(900px 600px at 80% 30%, rgba(96, 165, 250, 0.18), transparent 60%),
    linear-gradient(180deg, var(--bg), var(--bg2));
  color: var(--text);
}

.hero-inner {
  width: min(var(--max), 100%);
}

.hero h1 {
  margin: 0 0 12px;
  font-size: clamp(32px, 5vw, 56px);
  line-height: 1.1;
  letter-spacing: -0.02em;
  text-transform: uppercase;
  text-align: center;
  max-width: 26ch;
  margin-left: auto;
  margin-right: auto;
}

.hl {
  color: #86efac;
  text-shadow: 0 0 18px rgba(34, 197, 94, 0.22);
  text-decoration: underline;
  text-decoration-color: rgba(34, 197, 94, 0.45);
  text-decoration-thickness: 0.14em;
  text-underline-offset: 0.22em;
}
.hl-2 {
  color: #93c5fd;
  text-shadow: 0 0 18px rgba(96, 165, 250, 0.18);
  text-decoration-color: rgba(96, 165, 250, 0.45);
}

.subheadline {
  margin: 0 0 18px;
  color: var(--muted);
  font-size: 16px;
  max-width: 70ch;
}

.cta {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: 10px;
  max-width: 560px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  text-decoration: none;
  font-weight: 800;
  letter-spacing: 0.02em;
  padding: 14px 14px;
  border-radius: 16px;
  border: 1px solid transparent;
  box-shadow: var(--shadow);
  transition: transform 120ms ease, filter 120ms ease, background 120ms ease;
  outline-offset: 4px;
}
.btn:focus-visible {
  outline: 3px solid rgba(34, 197, 94, 0.55);
}
.btn:active {
  transform: translateY(1px);
}

.btn-primary {
  background: linear-gradient(180deg, #22c55e, #16a34a);
  color: #07130c;
  position: relative;
}
.btn-primary::after {
  content: "";
  position: absolute;
  inset: -8px;
  border-radius: inherit;
  border: 2px solid rgba(34, 197, 94, 0.55);
  opacity: 0;
  transform: scale(0.98);
  animation: pulse-ring 1.8s ease-out infinite;
  pointer-events: none;
}
.btn-primary:hover {
  filter: brightness(1.05);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.06);
  border-color: rgba(255, 255, 255, 0.22);
  color: var(--text);
  box-shadow: none;
}
.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.10);
}

.microcopy {
  margin: 0;
  color: rgba(234, 240, 255, 0.78);
  font-size: 13px;
}

.hero-meta {
  margin-top: 18px;
  padding: 14px 14px;
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.12);
  max-width: 72ch;
}
.hero-meta-text {
  margin: 0;
  color: rgba(234, 240, 255, 0.82);
  font-size: 13px;
}

.article {
  padding: 48px 16px 0;
  background: #ffffff;
}

.method {
  min-height: 100vh;
  padding: 96px 16px 44px;
  background: #ffffff;
  scroll-margin-top: 88px;
}
.method-inner {
  width: min(var(--max), 100%);
  margin: 0 auto;
  color: #111827;
  text-align: center;
}
.method-kicker {
  margin: 0 0 10px;
  font-weight: 900;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  font-size: 12px;
  color: #6b7280;
}
.method h2 {
  margin: 0 0 10px;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Arial, "Noto Sans", "Liberation Sans", sans-serif;
  font-size: clamp(22px, 3.2vw, 34px);
  line-height: 1.15;
  letter-spacing: -0.01em;
}
.method-lead {
  margin: 0 auto 18px;
  max-width: 70ch;
  color: #374151;
  font-size: 16px;
  line-height: 1.7;
}
.steps {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin: 18px auto 18px;
  max-width: 980px;
}
.step {
  text-align: left;
  border: 1px solid #e5e7eb;
  border-radius: 16px;
  background: linear-gradient(180deg, #ffffff, #f9fafb);
  padding: 14px 14px;
}
.step-title {
  margin: 0 0 6px;
  font-weight: 900;
  letter-spacing: 0.01em;
  font-size: 14px;
}
.step-text {
  margin: 0;
  color: #374151;
  font-size: 14px;
  line-height: 1.6;
}
.method-cta {
  display: grid;
  gap: 10px;
  place-items: center;
  margin-top: 12px;
}
.method-note {
  margin: 0;
  color: #6b7280;
  font-size: 13px;
}

.article-header {
  width: min(var(--max), 100%);
  margin: 0 auto 18px;
}

.article h2 {
  margin: 0 0 8px;
  font-family: ui-serif, Georgia, Cambria, "Times New Roman", Times, serif;
  font-size: clamp(22px, 2.4vw, 32px);
  line-height: 1.2;
  letter-spacing: -0.01em;
}

.byline {
  margin: 0;
  color: #4b5563;
  font-size: 13px;
}

.prose {
  width: min(var(--max), 100%);
  margin: 0 auto;
  font-family: ui-serif, Georgia, Cambria, "Times New Roman", Times, serif;
  font-size: 18px;
  line-height: 1.75;
  color: #111827;
  padding-bottom: 56px;
}

.prose p {
  margin: 0 0 18px;
}

.editorial-figure {
  margin: 22px 0 22px;
  padding: 14px;
  border-radius: 16px;
  border: 1px solid #e5e7eb;
  background: #fafafa;
}
.editorial-img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 12px;
  border: 1px solid rgba(17, 24, 39, 0.08);
  background: #ffffff;
}
.editorial-figure figcaption {
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Arial, "Noto Sans", "Liberation Sans", sans-serif;
  font-size: 13px;
  color: #4b5563;
  margin-top: 10px;
}

.anchor-section {
  padding-top: 14px;
  margin-top: 18px;
  border-top: 1px solid #e5e7eb;
  scroll-margin-top: 88px;
}
.anchor-section h3 {
  font-size: 20px;
  line-height: 1.35;
  margin: 0 0 10px;
}

.mid-cta {
  margin-top: 26px;
  padding: 18px;
  border-radius: 18px;
  border: 1px solid #e5e7eb;
  background: linear-gradient(180deg, #ffffff, #f9fafb);
}
.mid-cta-title {
  margin: 0 0 6px;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Arial, "Noto Sans", "Liberation Sans", sans-serif;
  font-weight: 800;
  letter-spacing: 0.02em;
  font-size: 14px;
  color: #111827;
}
.mid-cta-text {
  margin: 0 0 12px;
  font-size: 16px;
  color: #374151;
}

.footer {
  background: #f3f4f6;
  border-top: 1px solid #e5e7eb;
  padding: 36px 16px;
  scroll-margin-top: 88px;
}

.footer-inner {
  width: min(1100px, 100%);
  margin: 0 auto;
  color: #374151;
  font-size: 14px;
  line-height: 1.6;
}

.legal {
  margin: 0 0 14px;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
  margin: 0 0 14px;
}
.footer-links a {
  color: #111827;
  text-decoration: none;
  font-weight: 700;
}
.footer-links a:hover {
  text-decoration: underline;
}

.corp {
  margin: 0 0 14px;
  padding: 14px 14px;
  background: rgba(255, 255, 255, 0.55);
  border-radius: 14px;
  border: 1px solid rgba(17, 24, 39, 0.08);
}
.corp-title {
  margin: 0 0 6px;
  font-weight: 900;
  color: #111827;
}
.corp p {
  margin: 0 0 8px;
}
.corp p:last-child {
  margin-bottom: 0;
}

.tel {
  color: inherit;
  text-decoration: none;
  font-weight: 800;
}
.tel:hover {
  text-decoration: underline;
}

.social {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 14px;
}
.social-label {
  font-weight: 800;
  color: #111827;
}
.social-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  border-radius: 12px;
  border: 1px solid rgba(17, 24, 39, 0.10);
  color: #111827;
  background: rgba(255, 255, 255, 0.65);
  text-decoration: none;
}
.social-link:hover {
  background: #ffffff;
}
.social-link:focus-visible {
  outline: 2px solid rgba(96, 165, 250, 0.9);
  outline-offset: 3px;
}

.copyright {
  margin: 0;
  color: #6b7280;
  font-size: 12px;
}

@media (max-width: 560px) {
  .nav {
    padding: 12px 12px;
  }
  .nav-links {
    gap: 6px;
  }
  .nav a {
    padding: 8px 8px;
    font-size: 13px;
  }
  .brand-name {
    font-size: 13px;
  }
  .prose {
    font-size: 17px;
  }
  .steps {
    grid-template-columns: 1fr;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  .btn {
    transition: none;
  }
  .btn-primary::after {
    animation: none;
  }
}

@keyframes pulse-ring {
  0% {
    opacity: 0.55;
    transform: scale(0.98);
  }
  70% {
    opacity: 0;
    transform: scale(1.08);
  }
  100% {
    opacity: 0;
    transform: scale(1.08);
  }
}