/* Sogni AI — sgn-style.css */
/* Dark cinematic creative AI + DePIN aesthetic */
/* Brand: deep space black #0A0B0F, purple #A855F7 → cyan #06B6D4 */

/* ============================================================
   CSS Custom Properties
   ============================================================ */
:root {
  --sgn-bg-dark:         #0A0B0F;
  --sgn-bg-dark-alt:     #13141A;
  --sgn-bg-dark-surface: #1C1E28;
  --sgn-bg-light:        #F8F7FF;
  --sgn-bg-white:        #FFFFFF;

  --sgn-fg-primary:      #F4F0FF;
  --sgn-fg-secondary:    #9CA3B8;
  --sgn-fg-muted:        #6B7394;

  --sgn-fg-light-primary:   #0A0B0F;
  --sgn-fg-light-secondary: #3D3F52;

  --sgn-accent:          #A855F7;
  --sgn-accent-cyan:     #06B6D4;
  --sgn-accent-aa:       #C084FC;
  --sgn-accent-cyan-aa:  #22D3EE;
  --sgn-accent-on-light: #7E22CE;

  --sgn-gradient-hero:   radial-gradient(ellipse at 50% 0%, #1A0A2E 0%, #0A0B0F 60%);
  --sgn-gradient-accent: linear-gradient(135deg, #A855F7 0%, #06B6D4 100%);
  --sgn-gradient-text:   linear-gradient(135deg, #C084FC 0%, #22D3EE 100%);

  --sgn-border-dark:     rgba(255,255,255,0.08);
  --sgn-border-light:    rgba(10,11,15,0.12);

  --sgn-nav-height:      64px;
  --sgn-container:       1200px;
  --sgn-section-pad:     clamp(4rem, 8vw, 8rem);
  --sgn-card-pad:        1.5rem;
  --sgn-radius-sm:       6px;
  --sgn-radius-md:       12px;
  --sgn-radius-lg:       20px;
  --sgn-radius-xl:       28px;

  --sgn-shadow-card:     0 4px 24px rgba(0,0,0,0.4);
  --sgn-shadow-glow:     0 0 40px rgba(168,85,247,0.2);
  --sgn-shadow-glow-cyan: 0 0 40px rgba(6,182,212,0.2);

  --sgn-transition:      0.2s ease;
}

/* ============================================================
   Reset + Base
   ============================================================ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  font-size: 1rem;
  line-height: 1.6;
  color: var(--sgn-fg-primary);
  background: var(--sgn-bg-dark);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

body.sgn-page--dark-top { background: var(--sgn-bg-dark); }
body.sgn-page--light-top { background: var(--sgn-bg-light); color: var(--sgn-fg-light-primary); }

img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
button { cursor: pointer; font-family: inherit; }
ul, ol { list-style: none; }

/* ============================================================
   Typography
   ============================================================ */
h1, h2, h3, h4, h5, h6 { font-weight: 700; line-height: 1.2; letter-spacing: -0.02em; }

.sgn-hero-hl { font-size: clamp(2.8rem, 6vw, 5rem); font-weight: 800; letter-spacing: -0.03em; }
.sgn-section-hl { font-size: clamp(1.8rem, 3vw, 2.8rem); font-weight: 700; }
.sgn-card-hl { font-size: 1.25rem; font-weight: 600; }

.sgn-eyebrow {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

/* Eyebrow colors per context */
.sgn-section--dark    .sgn-eyebrow,
.sgn-section--dark-alt .sgn-eyebrow,
.sgn-section--dark-surface .sgn-eyebrow,
.sgn-hero             .sgn-eyebrow { color: var(--sgn-accent-aa); }

.sgn-section--light   .sgn-eyebrow,
.sgn-section--white   .sgn-eyebrow,
.sgn-docs-content     .sgn-eyebrow { color: var(--sgn-accent-on-light); }

.sgn-gradient-text {
  background: var(--sgn-gradient-text);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* Body text in context */
.sgn-section--light p, .sgn-section--white p,
.sgn-section--light li, .sgn-section--white li {
  color: var(--sgn-fg-light-secondary);
}
.sgn-section--dark p, .sgn-section--dark-alt p, .sgn-section--dark-surface p,
.sgn-section--dark li, .sgn-section--dark-alt li, .sgn-section--dark-surface li {
  color: var(--sgn-fg-secondary);
}

/* ============================================================
   Layout Containers
   ============================================================ */
.sgn-container {
  max-width: var(--sgn-container);
  margin: 0 auto;
  padding-left: clamp(1.25rem, 4vw, 2.5rem);
  padding-right: clamp(1.25rem, 4vw, 2.5rem);
}

.sgn-section {
  padding-top: var(--sgn-section-pad);
  padding-bottom: var(--sgn-section-pad);
}
.sgn-section--dark         { background: var(--sgn-bg-dark); }
.sgn-section--dark-alt     { background: var(--sgn-bg-dark-alt); }
.sgn-section--dark-surface { background: var(--sgn-bg-dark-surface); }
.sgn-section--light        { background: var(--sgn-bg-light); }
.sgn-section--white        { background: var(--sgn-bg-white); }

/* ============================================================
   Buttons
   ============================================================ */
.sgn-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.75rem;
  border-radius: var(--sgn-radius-md);
  font-size: 0.9375rem;
  font-weight: 600;
  font-family: inherit;
  border: 2px solid transparent;
  transition: all var(--sgn-transition);
  white-space: nowrap;
  text-decoration: none;
  cursor: pointer;
  line-height: 1;
}

.sgn-btn--primary {
  background: var(--sgn-gradient-accent);
  color: #fff;
  border-color: transparent;
}
.sgn-btn--primary:hover { opacity: 0.88; transform: translateY(-1px); box-shadow: var(--sgn-shadow-glow); }

.sgn-btn--outline-dark {
  background: transparent;
  border-color: rgba(192,132,252,0.5);
  color: var(--sgn-accent-aa);
}
.sgn-btn--outline-dark:hover { border-color: var(--sgn-accent-aa); background: rgba(168,85,247,0.08); }

.sgn-btn--ghost-dark {
  background: transparent;
  border-color: transparent;
  color: var(--sgn-fg-secondary);
}
.sgn-btn--ghost-dark:hover { color: var(--sgn-fg-primary); background: rgba(255,255,255,0.06); }

.sgn-btn--ghost-light {
  background: transparent;
  border-color: transparent;
  color: var(--sgn-fg-light-secondary);
}
.sgn-btn--ghost-light:hover { color: var(--sgn-fg-light-primary); }

.sgn-btn--outline-light {
  background: transparent;
  border-color: var(--sgn-accent-on-light);
  color: var(--sgn-accent-on-light);
}
.sgn-btn--outline-light:hover { background: rgba(126,34,206,0.06); }

.sgn-btn--sm { padding: 0.5rem 1.25rem; font-size: 0.875rem; }
.sgn-btn--lg { padding: 1rem 2.25rem; font-size: 1.0625rem; }

/* ============================================================
   Navigation
   ============================================================ */
.sgn-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--sgn-nav-height);
  z-index: 100;
  transition: background var(--sgn-transition), box-shadow var(--sgn-transition);
  background: transparent;
}

.sgn-nav--scrolled,
body.sgn-page--light-top .sgn-nav {
  background: rgba(10,11,15,0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 1px 0 var(--sgn-border-dark);
}

.sgn-nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--sgn-nav-height);
  max-width: var(--sgn-container);
  margin: 0 auto;
  padding: 0 clamp(1.25rem, 4vw, 2.5rem);
}

.sgn-nav__logo {
  display: flex;
  align-items: center;
  gap: 0;
  flex-shrink: 0;
}
.sgn-nav__logo img {
  height: 32px;
  width: auto;
  max-width: 180px;
}

.sgn-nav__links {
  display: flex;
  align-items: center;
  gap: 0.125rem;
}

.sgn-nav__link {
  padding: 0.5rem 0.75rem;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--sgn-fg-secondary);
  border-radius: var(--sgn-radius-sm);
  transition: color var(--sgn-transition), background var(--sgn-transition);
  white-space: nowrap;
}
.sgn-nav__link:hover { color: var(--sgn-fg-primary); background: rgba(255,255,255,0.06); }
.sgn-nav__link--active { color: var(--sgn-fg-primary); }

.sgn-nav__actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-shrink: 0;
}

.sgn-nav__signin {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--sgn-fg-secondary);
  padding: 0.5rem 0.75rem;
  transition: color var(--sgn-transition);
}
.sgn-nav__signin:hover { color: var(--sgn-fg-primary); }

.sgn-nav__hamburger {
  display: none;
  background: transparent;
  border: none;
  padding: 0.5rem;
  color: var(--sgn-fg-primary);
  border-radius: var(--sgn-radius-sm);
  align-items: center;
  justify-content: center;
}
.sgn-nav__hamburger:hover { background: rgba(255,255,255,0.08); }

.sgn-nav__mobile {
  display: none;
  position: fixed;
  top: var(--sgn-nav-height);
  left: 0;
  right: 0;
  background: rgba(10,11,15,0.98);
  backdrop-filter: blur(16px);
  padding: 1rem 0 2rem;
  border-bottom: 1px solid var(--sgn-border-dark);
  z-index: 99;
}
.sgn-nav__mobile.is-open { display: block; }
.sgn-nav__mobile-link {
  display: block;
  padding: 0.875rem 1.5rem;
  font-size: 1rem;
  font-weight: 500;
  color: var(--sgn-fg-secondary);
  transition: color var(--sgn-transition);
}
.sgn-nav__mobile-link:hover { color: var(--sgn-fg-primary); }
.sgn-nav__mobile-actions {
  padding: 1rem 1.5rem 0;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

@media (max-width: 1024px) {
  .sgn-nav__links { display: none; }
  .sgn-nav__hamburger { display: flex; }
  .sgn-nav__actions .sgn-nav__signin { display: none; }
  .sgn-nav__actions .sgn-btn { display: none; }
}

/* ============================================================
   Footer
   ============================================================ */
.sgn-footer {
  background: var(--sgn-bg-dark-alt);
  border-top: 1px solid var(--sgn-border-dark);
  padding: 4rem 0 0;
}

.sgn-footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 3rem;
  padding-bottom: 3rem;
}

.sgn-footer__logo { margin-bottom: 1rem; }
.sgn-footer__logo img { height: 28px; width: auto; max-width: 160px; }

.sgn-footer__tagline {
  font-size: 0.875rem;
  color: var(--sgn-fg-muted);
  line-height: 1.6;
  margin-bottom: 1.5rem;
}

.sgn-footer__contact { font-size: 0.8125rem; color: var(--sgn-fg-muted); line-height: 1.8; }
.sgn-footer__contact a { color: var(--sgn-fg-secondary); transition: color var(--sgn-transition); }
.sgn-footer__contact a:hover { color: var(--sgn-accent-aa); }

.sgn-footer__col-label {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--sgn-fg-primary);
  margin-bottom: 1.25rem;
}

.sgn-footer__links { display: flex; flex-direction: column; gap: 0.625rem; }
.sgn-footer__link {
  font-size: 0.875rem;
  color: var(--sgn-fg-muted);
  transition: color var(--sgn-transition);
}
.sgn-footer__link:hover { color: var(--sgn-fg-secondary); }

.sgn-footer__bottom {
  border-top: 1px solid var(--sgn-border-dark);
  padding: 1.25rem 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.sgn-footer__copy {
  font-size: 0.8125rem;
  color: var(--sgn-fg-muted);
}

.sgn-footer__legal-links {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}
.sgn-footer__legal-link {
  font-size: 0.8125rem;
  color: var(--sgn-fg-muted);
  transition: color var(--sgn-transition);
}
.sgn-footer__legal-link:hover { color: var(--sgn-fg-secondary); }

@media (max-width: 900px) {
  .sgn-footer__grid { grid-template-columns: 1fr 1fr; gap: 2rem; }
  .sgn-footer__grid > :first-child { grid-column: 1 / -1; }
}
@media (max-width: 600px) {
  .sgn-footer__grid { grid-template-columns: 1fr; }
  .sgn-footer__grid > :first-child { grid-column: auto; }
  .sgn-footer__bottom { flex-direction: column; align-items: flex-start; }
}

/* ============================================================
   Hero — Index
   ============================================================ */
.sgn-hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: var(--sgn-gradient-hero);
  padding-top: var(--sgn-nav-height);
}

.sgn-hero__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
  max-width: var(--sgn-container);
  margin: 0 auto;
  padding: 5rem clamp(1.25rem, 4vw, 2.5rem) 4rem;
  width: 100%;
}

.sgn-hero__eyebrow { margin-bottom: 1.25rem; }
.sgn-hero__hl { margin-bottom: 1.5rem; color: var(--sgn-fg-primary); }
.sgn-hero__sub {
  font-size: 1.125rem;
  color: var(--sgn-fg-secondary);
  line-height: 1.7;
  max-width: 520px;
  margin-bottom: 2.5rem;
}
.sgn-hero__actions { display: flex; align-items: center; gap: 1rem; flex-wrap: wrap; }

.sgn-hero__visual {
  display: flex;
  align-items: center;
  justify-content: center;
}

.sgn-hero__content { /* ensure h1 is below fixed nav */ padding-top: 0; }

@media (max-width: 768px) {
  .sgn-hero__inner { grid-template-columns: 1fr; gap: 3rem; }
  .sgn-hero__visual { order: -1; }
}

/* ============================================================
   Showcase Strip
   ============================================================ */
.sgn-showcase {
  padding: 2rem 0;
  background: var(--sgn-bg-dark);
  overflow: hidden;
  border-top: 1px solid var(--sgn-border-dark);
  border-bottom: 1px solid var(--sgn-border-dark);
}
.sgn-showcase__label {
  text-align: center;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--sgn-fg-muted);
  margin-bottom: 1.5rem;
}
.sgn-showcase__track {
  display: flex;
  gap: 1rem;
  animation: sgn-scroll-left 30s linear infinite;
  width: max-content;
}
.sgn-showcase__track:hover { animation-play-state: paused; }
.sgn-showcase__img {
  width: 160px;
  height: 160px;
  object-fit: cover;
  border-radius: var(--sgn-radius-md);
  flex-shrink: 0;
}

@keyframes sgn-scroll-left {
  0%   { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

/* ============================================================
   Value Proposition Cards
   ============================================================ */
.sgn-value-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.sgn-value-card {
  background: var(--sgn-bg-dark-surface);
  border: 1px solid var(--sgn-border-dark);
  border-radius: var(--sgn-radius-lg);
  padding: var(--sgn-card-pad);
  transition: border-color var(--sgn-transition), transform var(--sgn-transition);
  display: flex;
  flex-direction: column;
  gap: 1rem;
}
.sgn-value-card:hover { border-color: rgba(168,85,247,0.3); transform: translateY(-2px); }

.sgn-value-card__icon {
  width: 48px;
  height: 48px;
  border-radius: var(--sgn-radius-md);
  background: rgba(168,85,247,0.12);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  color: var(--sgn-accent-aa);
}

.sgn-value-card__hl { font-size: 1.25rem; font-weight: 600; color: var(--sgn-fg-primary); margin-bottom: 0.5rem; }
.sgn-value-card__body { font-size: 0.9375rem; color: var(--sgn-fg-secondary); line-height: 1.65; flex: 1; }
.sgn-value-card__link { font-size: 0.875rem; font-weight: 500; color: var(--sgn-accent-aa); display: flex; align-items: center; gap: 0.375rem; margin-top: 0.5rem; transition: gap var(--sgn-transition); }
.sgn-value-card__link:hover { gap: 0.625rem; }

@media (max-width: 768px) { .sgn-value-grid { grid-template-columns: 1fr; } }

/* ============================================================
   Stats Strip
   ============================================================ */
.sgn-stats-strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
}
.sgn-stat {
  padding: 2.5rem var(--sgn-card-pad);
  text-align: center;
  border-right: 1px solid var(--sgn-border-dark);
}
.sgn-stat:last-child { border-right: none; }
.sgn-stat__number { font-size: clamp(1.75rem, 3vw, 2.5rem); font-weight: 800; color: var(--sgn-fg-primary); line-height: 1.1; margin-bottom: 0.5rem; }
.sgn-stat__label { font-size: 0.875rem; color: var(--sgn-fg-muted); }

@media (max-width: 768px) {
  .sgn-stats-strip { grid-template-columns: repeat(2, 1fr); }
  .sgn-stat { border-bottom: 1px solid var(--sgn-border-dark); }
  .sgn-stat:nth-child(2n) { border-right: none; }
  .sgn-stat:nth-last-child(-n+2) { border-bottom: none; }
}

/* ============================================================
   Code / Terminal Inline Mock
   ============================================================ */
.sgn-term {
  background: #0D0E14;
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--sgn-radius-lg);
  overflow: hidden;
  box-shadow: var(--sgn-shadow-card);
  max-width: 600px;
}
.sgn-term__chrome {
  background: #1A1B24;
  padding: 0.75rem 1rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  border-bottom: 1px solid rgba(255,255,255,0.06);
}
.sgn-term__dot {
  width: 12px; height: 12px; border-radius: 50%;
}
.sgn-term__dot--red    { background: #FF5F56; }
.sgn-term__dot--yellow { background: #FFBD2E; }
.sgn-term__dot--green  { background: #27C93F; }
.sgn-term__title {
  margin-left: 0.5rem;
  font-family: 'JetBrains Mono', 'Fira Code', Consolas, monospace;
  font-size: 0.75rem;
  color: rgba(255,255,255,0.4);
}
.sgn-term__body {
  padding: 1.25rem 1.5rem;
  font-family: 'JetBrains Mono', 'Fira Code', Consolas, monospace;
  font-size: 0.8125rem;
  line-height: 1.45;
  overflow-x: auto;
  white-space: pre;
}
.sgn-tt-comment  { color: #6B7394; }
.sgn-tt-kw       { color: #C084FC; }
.sgn-tt-fn       { color: #22D3EE; }
.sgn-tt-str      { color: #86EFAC; }
.sgn-tt-num      { color: #FB923C; }
.sgn-tt-var      { color: #F4F0FF; }
.sgn-tt-prompt   { color: #22D3EE; user-select: none; }
.sgn-tt-cmd      { color: #F4F0FF; }
.sgn-tt-meta     { color: #6B7394; }
.sgn-tt-insert   { color: #86EFAC; }
.sgn-tt-out      { color: #9CA3B8; }

/* Code tabs */
.sgn-code-tabs { max-width: 660px; }
.sgn-code-tabs__tabs {
  display: flex;
  gap: 0;
  border-bottom: 1px solid rgba(255,255,255,0.08);
  background: #1A1B24;
  border-radius: var(--sgn-radius-lg) var(--sgn-radius-lg) 0 0;
  overflow: hidden;
}
.sgn-code-tabs__tab {
  padding: 0.625rem 1.25rem;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.75rem;
  font-weight: 500;
  color: rgba(255,255,255,0.4);
  background: transparent;
  border: none;
  cursor: pointer;
  transition: color var(--sgn-transition), background var(--sgn-transition);
  border-bottom: 2px solid transparent;
}
.sgn-code-tabs__tab:hover { color: var(--sgn-fg-secondary); }
.sgn-code-tabs__tab.is-active { color: var(--sgn-accent-aa); border-bottom-color: var(--sgn-accent-aa); background: rgba(168,85,247,0.06); }
.sgn-code-tabs__panel { display: none; }
.sgn-code-tabs__panel.is-active { display: block; }
.sgn-code-tabs__panel .sgn-term { border-top-left-radius: 0; border-top-right-radius: 0; border-top: none; }

/* ============================================================
   Testimonials
   ============================================================ */
.sgn-testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}
.sgn-testimonial {
  background: var(--sgn-bg-dark-surface);
  border: 1px solid var(--sgn-border-dark);
  border-radius: var(--sgn-radius-lg);
  padding: var(--sgn-card-pad);
}
.sgn-testimonial__quote { font-size: 0.9375rem; color: var(--sgn-fg-secondary); line-height: 1.7; margin-bottom: 1.5rem; font-style: italic; }
.sgn-testimonial__quote::before { content: '"'; font-size: 1.5rem; color: var(--sgn-accent-aa); font-style: normal; display: block; margin-bottom: 0.5rem; }
.sgn-testimonial__author { font-size: 0.875rem; font-weight: 600; color: var(--sgn-fg-primary); }
.sgn-testimonial__role { font-size: 0.8125rem; color: var(--sgn-fg-muted); margin-top: 0.25rem; }

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

/* ============================================================
   CTA Band
   ============================================================ */
.sgn-cta-band {
  position: relative;
  text-align: center;
  overflow: hidden;
  padding: var(--sgn-section-pad) 0;
  background: var(--sgn-bg-dark);
}
.sgn-cta-band__hl { font-size: clamp(2rem, 4vw, 3.5rem); font-weight: 800; color: var(--sgn-fg-primary); margin-bottom: 1rem; }
.sgn-cta-band__sub { font-size: 1.125rem; color: var(--sgn-fg-secondary); margin-bottom: 2.5rem; }
.sgn-cta-band__actions { display: flex; align-items: center; justify-content: center; gap: 1rem; flex-wrap: wrap; }

/* ============================================================
   Sub-page Heroes
   ============================================================ */
.sgn-subhero {
  padding-top: 8rem;
  padding-bottom: 4rem;
  background: var(--sgn-gradient-hero);
}
.sgn-subhero--split {
  padding-top: 7rem;
  padding-bottom: 0;
}
.sgn-subhero__inner {
  max-width: var(--sgn-container);
  margin: 0 auto;
  padding: 0 clamp(1.25rem, 4vw, 2.5rem);
}
.sgn-subhero__inner--centered { text-align: center; max-width: 760px; margin: 0 auto; }
.sgn-subhero__inner--split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
  padding-bottom: 4rem;
}
.sgn-subhero__eyebrow { margin-bottom: 1rem; }
.sgn-subhero__hl { color: var(--sgn-fg-primary); margin-bottom: 1.25rem; }
.sgn-subhero__sub { font-size: 1.0625rem; color: var(--sgn-fg-secondary); line-height: 1.7; max-width: 560px; margin-bottom: 2rem; }
.sgn-subhero__actions { display: flex; align-items: center; gap: 1rem; flex-wrap: wrap; }

/* Light top sub-hero */
.sgn-subhero--light {
  padding-top: calc(var(--sgn-nav-height) + 6rem);
  padding-bottom: 4rem;
  background: var(--sgn-bg-light);
}
.sgn-subhero--light .sgn-subhero__hl { color: var(--sgn-fg-light-primary); }
.sgn-subhero--light .sgn-subhero__sub { color: var(--sgn-fg-light-secondary); }
.sgn-subhero--light .sgn-subhero__inner--centered { text-align: center; }

/* Ensure first section on light-top pages clears fixed nav */
body.sgn-page--light-top main > section:first-child,
body.sgn-page--light-top main > div:first-child { padding-top: max(calc(var(--sgn-nav-height) + 4rem), 6rem) !important; }

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

/* ============================================================
   How It Works — Timeline
   ============================================================ */
.sgn-timeline {
  display: flex;
  flex-direction: column;
  gap: 0;
  position: relative;
}
.sgn-timeline::before {
  content: '';
  position: absolute;
  left: 20px;
  top: 28px;
  bottom: 28px;
  width: 2px;
  background: linear-gradient(to bottom, var(--sgn-accent), var(--sgn-accent-cyan));
}
.sgn-timeline__step {
  display: grid;
  grid-template-columns: 56px 1fr;
  gap: 1.5rem;
  align-items: flex-start;
  padding: 2rem 0;
  border-bottom: 1px solid var(--sgn-border-dark);
  position: relative;
}
.sgn-timeline__step:last-child { border-bottom: none; }
.sgn-timeline__num {
  width: 40px; height: 40px;
  border-radius: 50%;
  background: var(--sgn-gradient-accent);
  display: flex; align-items: center; justify-content: center;
  font-size: 0.875rem;
  font-weight: 700;
  color: #fff;
  flex-shrink: 0;
  position: relative;
  z-index: 1;
}
.sgn-timeline__content h3 { font-size: 1.125rem; font-weight: 600; color: var(--sgn-fg-primary); margin-bottom: 0.5rem; }
.sgn-timeline__content p { font-size: 0.9375rem; color: var(--sgn-fg-secondary); }

/* ============================================================
   Network Specs Grid
   ============================================================ */
.sgn-specs-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}
.sgn-spec-card {
  background: var(--sgn-bg-dark-alt);
  border: 1px solid var(--sgn-border-dark);
  border-radius: var(--sgn-radius-md);
  padding: var(--sgn-card-pad);
}
.sgn-spec-card__label { font-size: 0.75rem; font-weight: 600; letter-spacing: 0.1em; text-transform: uppercase; color: var(--sgn-accent-aa); margin-bottom: 0.5rem; }
.sgn-spec-card__value { font-size: 1.5rem; font-weight: 700; color: var(--sgn-fg-primary); margin-bottom: 0.5rem; }
.sgn-spec-card__desc { font-size: 0.875rem; color: var(--sgn-fg-muted); }

@media (max-width: 768px) { .sgn-specs-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 480px) { .sgn-specs-grid { grid-template-columns: 1fr; } }

/* ============================================================
   Features Grid (For Creators)
   ============================================================ */
.sgn-features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}
.sgn-feature-card {
  background: var(--sgn-bg-dark-surface);
  border: 1px solid var(--sgn-border-dark);
  border-radius: var(--sgn-radius-lg);
  padding: var(--sgn-card-pad);
  transition: border-color var(--sgn-transition);
}
.sgn-feature-card:hover { border-color: rgba(34,211,238,0.3); }
.sgn-feature-card__icon { font-size: 1.375rem; color: var(--sgn-accent-cyan-aa); margin-bottom: 0.875rem; }
.sgn-feature-card__hl { font-size: 1.0625rem; font-weight: 600; color: var(--sgn-fg-primary); margin-bottom: 0.5rem; }
.sgn-feature-card__body { font-size: 0.9rem; color: var(--sgn-fg-secondary); line-height: 1.6; }

@media (max-width: 900px) { .sgn-features-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 480px) { .sgn-features-grid { grid-template-columns: 1fr; } }

/* ============================================================
   Gallery
   ============================================================ */
.sgn-gallery-filter {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
  margin-bottom: 2.5rem;
}
.sgn-filter-btn {
  padding: 0.5rem 1.25rem;
  border-radius: 100px;
  font-size: 0.875rem;
  font-weight: 500;
  background: transparent;
  border: 1px solid var(--sgn-border-dark);
  color: var(--sgn-fg-secondary);
  transition: all var(--sgn-transition);
  cursor: pointer;
}
.sgn-filter-btn:hover, .sgn-filter-btn.is-active {
  background: rgba(168,85,247,0.12);
  border-color: rgba(168,85,247,0.4);
  color: var(--sgn-accent-aa);
}

.sgn-gallery-masonry {
  columns: 4;
  column-gap: 1rem;
}
.sgn-gallery-item {
  break-inside: avoid;
  margin-bottom: 1rem;
  position: relative;
  cursor: pointer;
  overflow: hidden;
  border-radius: var(--sgn-radius-md);
  background: var(--sgn-bg-dark-surface);
}
.sgn-gallery-item:hover .sgn-gallery-item__overlay { opacity: 1; }
.sgn-gallery-item__img { width: 100%; display: block; border-radius: var(--sgn-radius-md); }
.sgn-gallery-item__overlay {
  position: absolute;
  inset: 0;
  background: rgba(10,11,15,0.7);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity var(--sgn-transition);
  border-radius: var(--sgn-radius-md);
}
.sgn-gallery-item__overlay i { font-size: 2rem; color: white; }

/* Lightbox */
.sgn-lightbox {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.9);
  z-index: 200;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(8px);
}
.sgn-lightbox.is-open { display: flex; }
.sgn-lightbox__img { max-width: 90vw; max-height: 90vh; border-radius: var(--sgn-radius-lg); }
.sgn-lightbox__close {
  position: absolute;
  top: 1.5rem;
  right: 1.5rem;
  background: rgba(255,255,255,0.1);
  border: none;
  color: white;
  font-size: 1.5rem;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: background var(--sgn-transition);
}
.sgn-lightbox__close:hover { background: rgba(255,255,255,0.2); }

@media (max-width: 900px) { .sgn-gallery-masonry { columns: 3; } }
@media (max-width: 640px) { .sgn-gallery-masonry { columns: 2; } }
@media (max-width: 380px) { .sgn-gallery-masonry { columns: 1; } }

/* ============================================================
   Pricing
   ============================================================ */
.sgn-pricing-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  align-items: start;
}
.sgn-pricing-card {
  background: var(--sgn-bg-white);
  border: 2px solid var(--sgn-border-light);
  border-radius: var(--sgn-radius-xl);
  padding: 2rem;
  transition: box-shadow var(--sgn-transition), border-color var(--sgn-transition);
}
.sgn-pricing-card:hover { box-shadow: 0 8px 32px rgba(126,34,206,0.15); }
.sgn-pricing-card--featured {
  border-color: var(--sgn-accent-on-light);
  box-shadow: 0 8px 32px rgba(126,34,206,0.2);
  position: relative;
}
.sgn-pricing-card__badge {
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--sgn-gradient-accent);
  color: #fff;
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.25rem 1rem;
  border-radius: 100px;
  white-space: nowrap;
}

.sgn-pricing-card__name { font-size: 1rem; font-weight: 600; color: var(--sgn-fg-light-primary); margin-bottom: 0.875rem; }
.sgn-pricing-card__price { margin-bottom: 1.5rem; }
.sgn-pricing-card__amount { font-size: 2.5rem; font-weight: 800; color: var(--sgn-fg-light-primary); line-height: 1; }
.sgn-pricing-card__period { font-size: 0.875rem; color: var(--sgn-fg-light-secondary); }

.sgn-pricing-card__desc {
  font-size: 0.8125rem;
  color: var(--sgn-fg-light-secondary);
  line-height: 1.6;
  margin-bottom: 1.25rem;
  margin-top: -0.5rem;
}
.sgn-pricing-card__features {
  display: flex;
  flex-direction: column;
  gap: 0.625rem;
  margin-bottom: 2rem;
}
.sgn-pricing-card__feat {
  display: flex;
  align-items: flex-start;
  gap: 0.625rem;
  font-size: 0.875rem;
  color: var(--sgn-fg-light-secondary);
}
.sgn-pricing-card__feat i { color: var(--sgn-accent-on-light); font-size: 0.875rem; flex-shrink: 0; margin-top: 0.15rem; }

@media (max-width: 1024px) { .sgn-pricing-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 600px)  { .sgn-pricing-grid { grid-template-columns: 1fr; } }

/* Credit table */
.sgn-credit-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9375rem;
}
.sgn-credit-table th {
  text-align: left;
  padding: 1rem 1.25rem;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--sgn-fg-light-secondary);
  border-bottom: 2px solid var(--sgn-border-light);
}
.sgn-credit-table td {
  padding: 1rem 1.25rem;
  color: var(--sgn-fg-light-secondary);
  border-bottom: 1px solid var(--sgn-border-light);
}
.sgn-credit-table td:first-child { font-weight: 500; color: var(--sgn-fg-light-primary); }
.sgn-credit-table tr:last-child td { border-bottom: none; }
.sgn-credit-table__credit-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  background: rgba(126,34,206,0.08);
  color: var(--sgn-accent-on-light);
  font-weight: 600;
  padding: 0.25rem 0.75rem;
  border-radius: 100px;
  font-size: 0.875rem;
}

/* Pricing FAQ */
.sgn-faq-list { display: flex; flex-direction: column; gap: 0; max-width: 800px; margin: 0 auto; }
.sgn-faq-item { border-bottom: 1px solid var(--sgn-border-light); }
.sgn-faq-item:first-child { border-top: 1px solid var(--sgn-border-light); }
.sgn-faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.25rem 0;
  font-size: 1rem;
  font-weight: 500;
  color: var(--sgn-fg-light-primary);
  background: transparent;
  border: none;
  width: 100%;
  text-align: left;
  cursor: pointer;
}
.sgn-faq-question i { color: var(--sgn-accent-on-light); transition: transform var(--sgn-transition); flex-shrink: 0; }
.sgn-faq-item.is-open .sgn-faq-question i { transform: rotate(180deg); }
.sgn-faq-answer { display: none; padding: 0 0 1.25rem; font-size: 0.9375rem; color: var(--sgn-fg-light-secondary); line-height: 1.7; }
.sgn-faq-item.is-open .sgn-faq-answer { display: block; }

/* ============================================================
   About
   ============================================================ */
.sgn-team-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}
.sgn-team-card {
  background: var(--sgn-bg-white);
  border: 1px solid var(--sgn-border-light);
  border-radius: var(--sgn-radius-lg);
  overflow: hidden;
  transition: box-shadow var(--sgn-transition);
}
.sgn-team-card:hover { box-shadow: 0 8px 32px rgba(0,0,0,0.1); }
.sgn-team-card__img { width: 100%; aspect-ratio: 1; object-fit: cover; background: var(--sgn-bg-light); }
.sgn-team-card__info { padding: 1.25rem; }
.sgn-team-card__name { font-size: 1rem; font-weight: 600; color: var(--sgn-fg-light-primary); margin-bottom: 0.25rem; }
.sgn-team-card__title { font-size: 0.875rem; color: var(--sgn-fg-light-secondary); }
.sgn-team-card__bio { font-size: 0.8125rem; color: var(--sgn-fg-light-secondary); line-height: 1.55; margin-top: 0.5rem; opacity: 0.8; }

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

/* Values grid */
.sgn-values-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}
.sgn-value-item { padding: var(--sgn-card-pad); }
.sgn-value-item__icon { font-size: 1.75rem; color: var(--sgn-accent-on-light); margin-bottom: 0.875rem; }
.sgn-value-item__hl { font-size: 1.125rem; font-weight: 600; color: var(--sgn-fg-light-primary); margin-bottom: 0.5rem; }
.sgn-value-item__body { font-size: 0.9375rem; color: var(--sgn-fg-light-secondary); line-height: 1.65; }

@media (max-width: 768px) { .sgn-values-grid { grid-template-columns: 1fr; } }

/* ============================================================
   Contact Form
   ============================================================ */
.sgn-contact-layout {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 4rem;
  align-items: start;
}
.sgn-form { display: flex; flex-direction: column; gap: 1.25rem; }
.sgn-form__row { display: grid; grid-template-columns: 1fr 1fr; gap: 1.25rem; }
.sgn-field label {
  display: block;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--sgn-fg-light-primary);
  margin-bottom: 0.5rem;
}
.sgn-field input, .sgn-field select, .sgn-field textarea {
  width: 100%;
  max-width: 560px;
  padding: 0.75rem 1rem;
  background: var(--sgn-bg-white);
  border: 1.5px solid var(--sgn-border-light);
  border-radius: var(--sgn-radius-md);
  font-family: inherit;
  font-size: 0.9375rem;
  color: var(--sgn-fg-light-primary);
  transition: border-color var(--sgn-transition);
  appearance: none;
  -webkit-appearance: none;
}
.sgn-field input:focus, .sgn-field select:focus, .sgn-field textarea:focus {
  outline: none;
  border-color: var(--sgn-accent-on-light);
  box-shadow: 0 0 0 3px rgba(126,34,206,0.12);
}
.sgn-field select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%233D3F52' stroke-width='2'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.75rem center;
  padding-right: 2.5rem;
  cursor: pointer;
}
.sgn-field textarea { resize: vertical; min-height: 140px; }
.sgn-field input::placeholder, .sgn-field textarea::placeholder { color: rgba(61,63,82,0.5); }

.sgn-contact-info { position: sticky; top: calc(var(--sgn-nav-height) + 2rem); }
.sgn-contact-info__label { font-size: 0.75rem; font-weight: 600; letter-spacing: 0.1em; text-transform: uppercase; color: var(--sgn-accent-on-light); margin-bottom: 1.5rem; }
.sgn-contact-info__item { display: flex; align-items: flex-start; gap: 0.875rem; margin-bottom: 1.25rem; }
.sgn-contact-info__item i { color: var(--sgn-accent-on-light); font-size: 1.0625rem; margin-top: 0.15rem; }
.sgn-contact-info__text { font-size: 0.9375rem; color: var(--sgn-fg-light-secondary); line-height: 1.6; }
.sgn-contact-info__text a { color: var(--sgn-accent-on-light); text-decoration: underline; text-underline-offset: 3px; }

@media (max-width: 768px) { .sgn-contact-layout { grid-template-columns: 1fr; } .sgn-form__row { grid-template-columns: 1fr; } }

/* ============================================================
   Blog
   ============================================================ */
.sgn-blog-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}
.sgn-blog-card {
  background: var(--sgn-bg-white);
  border: 1px solid var(--sgn-border-light);
  border-radius: var(--sgn-radius-lg);
  overflow: hidden;
  transition: box-shadow var(--sgn-transition), transform var(--sgn-transition);
}
.sgn-blog-card:hover { box-shadow: 0 8px 32px rgba(0,0,0,0.1); transform: translateY(-2px); }

.sgn-blog-card__img {
  width: 100%;
  aspect-ratio: 16/9;
  object-fit: cover;
  height: auto;
  display: block;
  background: var(--sgn-bg-light);
}
.sgn-blog-card__body { padding: 1.5rem; }
.sgn-blog-card__meta {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 0.875rem;
}
.sgn-blog-card__date { font-size: 0.8125rem; color: var(--sgn-fg-light-secondary); }
.sgn-blog-card__tag {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 500;
  padding: 0.2rem 0.625rem;
  background: rgba(126,34,206,0.08);
  color: var(--sgn-accent-on-light);
  border-radius: 100px;
}
.sgn-blog-card__title {
  font-size: 1.0625rem;
  font-weight: 600;
  color: var(--sgn-fg-light-primary);
  line-height: 1.4;
  margin-bottom: 0.75rem;
  transition: color var(--sgn-transition);
}
.sgn-blog-card:hover .sgn-blog-card__title { color: var(--sgn-accent-on-light); }
.sgn-blog-card__excerpt { font-size: 0.875rem; color: var(--sgn-fg-light-secondary); line-height: 1.65; margin-bottom: 1.25rem; display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }
.sgn-blog-card__read { font-size: 0.875rem; font-weight: 500; color: var(--sgn-accent-on-light); display: flex; align-items: center; gap: 0.375rem; }

@media (max-width: 900px) { .sgn-blog-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 600px) { .sgn-blog-grid { grid-template-columns: 1fr; } }

/* Article page */
.sgn-blog-article__cover {
  width: 100%;
  height: auto;
  display: block;
  border-radius: var(--sgn-radius-lg);
  margin: 0 auto 2.5rem;
  max-width: 760px;
}

.sgn-article-layout {
  display: grid;
  grid-template-columns: 1fr 280px;
  gap: 4rem;
  align-items: start;
}
.sgn-article-main { max-width: 760px; }
.sgn-blog-article__header { margin-bottom: 2rem; }
.sgn-blog-article__eyebrow { font-size: 0.75rem; font-weight: 600; letter-spacing: 0.1em; text-transform: uppercase; color: var(--sgn-accent-on-light); margin-bottom: 1rem; }
.sgn-blog-article__title { font-size: clamp(1.75rem, 3vw, 2.5rem); font-weight: 700; color: var(--sgn-fg-light-primary); line-height: 1.25; margin-bottom: 1rem; }
.sgn-blog-article__meta { display: flex; align-items: center; gap: 1rem; flex-wrap: wrap; font-size: 0.875rem; color: var(--sgn-fg-light-secondary); }
.sgn-blog-article__body { font-size: 1.0625rem; line-height: 1.8; color: var(--sgn-fg-light-secondary); }

.sgn-article-sidebar { position: sticky; top: calc(var(--sgn-nav-height) + 2rem); }
.sgn-sidebar-card {
  background: var(--sgn-bg-light);
  border: 1px solid var(--sgn-border-light);
  border-radius: var(--sgn-radius-lg);
  padding: 1.5rem;
  margin-bottom: 1.5rem;
}
.sgn-sidebar-card__label { font-size: 0.75rem; font-weight: 600; letter-spacing: 0.1em; text-transform: uppercase; color: var(--sgn-fg-light-secondary); margin-bottom: 1rem; }
.sgn-sidebar-card__cta { font-size: 0.875rem; color: var(--sgn-fg-light-secondary); margin-bottom: 1rem; }
.sgn-back-link { display: inline-flex; align-items: center; gap: 0.375rem; font-size: 0.875rem; color: var(--sgn-accent-on-light); font-weight: 500; margin-bottom: 1.5rem; }

@media (max-width: 900px) { .sgn-article-layout { grid-template-columns: 1fr; } .sgn-article-sidebar { position: static; } }

/* ============================================================
   Docs
   ============================================================ */
.sgn-docs-layout {
  display: grid;
  grid-template-columns: 260px 1fr;
  gap: 3rem;
  align-items: start;
}

.sgn-docs-sidebar {
  position: sticky;
  top: calc(var(--sgn-nav-height) + 2rem);
  padding: 1.5rem;
  background: var(--sgn-bg-light);
  border: 1px solid var(--sgn-border-light);
  border-radius: var(--sgn-radius-lg);
}
.sgn-docs-sidebar__section { margin-bottom: 1.5rem; }
.sgn-docs-sidebar__label { font-size: 0.6875rem; font-weight: 700; letter-spacing: 0.12em; text-transform: uppercase; color: var(--sgn-fg-light-secondary); margin-bottom: 0.625rem; }
.sgn-docs-sidebar__links { display: flex; flex-direction: column; gap: 0.25rem; }
.sgn-docs-sidebar__link {
  font-size: 0.875rem;
  font-weight: 400;
  color: var(--sgn-fg-light-secondary);
  padding: 0.375rem 0.5rem;
  border-radius: var(--sgn-radius-sm);
  transition: color var(--sgn-transition), background var(--sgn-transition);
}
.sgn-docs-sidebar__link:hover { color: var(--sgn-fg-light-primary); background: rgba(126,34,206,0.06); }
.sgn-docs-sidebar__link--active { color: var(--sgn-accent-on-light); font-weight: 600; background: rgba(126,34,206,0.08); }

.sgn-docs-content { background: var(--sgn-bg-white); border: 1px solid var(--sgn-border-light); border-radius: var(--sgn-radius-lg); padding: 2.5rem; }

body.sgn-page--light-top .sgn-docs-content h1 { font-size: clamp(1.75rem, 3vw, 2.25rem); font-weight: 700; color: var(--sgn-fg-light-primary); margin-bottom: 0.75rem; line-height: 1.25; }
body.sgn-page--light-top .sgn-docs-content h2 { font-size: 1.375rem; font-weight: 600; color: var(--sgn-fg-light-primary); margin: 2rem 0 0.75rem; }
body.sgn-page--light-top .sgn-docs-content h3 { font-size: 1.0625rem; font-weight: 600; color: var(--sgn-fg-light-primary); margin: 1.5rem 0 0.5rem; }
body.sgn-page--light-top .sgn-docs-content p { color: var(--sgn-fg-light-secondary); margin-bottom: 1rem; font-size: 0.9375rem; line-height: 1.75; }
body.sgn-page--light-top .sgn-docs-content ul, body.sgn-page--light-top .sgn-docs-content ol { padding-left: 1.5rem; margin-bottom: 1rem; }
body.sgn-page--light-top .sgn-docs-content ul { list-style: disc; }
body.sgn-page--light-top .sgn-docs-content ol { list-style: decimal; }
body.sgn-page--light-top .sgn-docs-content li { color: var(--sgn-fg-light-secondary); margin-bottom: 0.375rem; font-size: 0.9375rem; }
body.sgn-page--light-top .sgn-docs-content a { color: var(--sgn-accent-on-light); text-decoration: underline; text-underline-offset: 3px; }
body.sgn-page--light-top .sgn-docs-content code {
  font-family: 'JetBrains Mono', Consolas, monospace;
  font-size: 0.8125rem;
  background: rgba(126,34,206,0.08);
  color: var(--sgn-accent-on-light);
  padding: 0.125rem 0.375rem;
  border-radius: var(--sgn-radius-sm);
}

.sgn-docs-meta { font-size: 0.8125rem; color: var(--sgn-fg-muted); margin-bottom: 1.5rem; padding-bottom: 1.5rem; border-bottom: 1px solid var(--sgn-border-light); }

/* Docs inline code block */
.sgn-docs-code {
  background: #0D0E14;
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--sgn-radius-md);
  overflow-x: auto;
  margin: 1.25rem 0;
}
.sgn-docs-code__label {
  background: #1A1B24;
  padding: 0.5rem 1rem;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.4);
  border-bottom: 1px solid rgba(255,255,255,0.06);
}
.sgn-docs-code pre {
  padding: 1.25rem 1.5rem;
  font-family: 'JetBrains Mono', 'Fira Code', Consolas, monospace;
  font-size: 0.8125rem;
  line-height: 1.45;
  color: var(--sgn-fg-primary);
  white-space: pre;
  overflow-x: auto;
}
.sgn-docs-code pre .sgn-tt-kw   { color: #C084FC; }
.sgn-docs-code pre .sgn-tt-fn   { color: #22D3EE; }
.sgn-docs-code pre .sgn-tt-str  { color: #86EFAC; }
.sgn-docs-code pre .sgn-tt-num  { color: #FB923C; }
.sgn-docs-code pre .sgn-tt-comment { color: #6B7394; }

/* API reference */
.sgn-api-layout { display: grid; grid-template-columns: 220px 1fr; gap: 0; min-height: 600px; border-radius: var(--sgn-radius-lg); overflow: hidden; border: 1px solid var(--sgn-border-light); }
.sgn-api-sidebar { background: var(--sgn-bg-light); padding: 1.5rem; border-right: 1px solid var(--sgn-border-light); }
.sgn-api-main { background: var(--sgn-bg-white); padding: 2rem; }
.sgn-api-sidebar__group { margin-bottom: 1.5rem; }
.sgn-api-sidebar__group-label { font-size: 0.6875rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.12em; color: var(--sgn-fg-light-secondary); margin-bottom: 0.625rem; }
.sgn-api-sidebar__link { display: flex; align-items: center; gap: 0.625rem; padding: 0.375rem 0.5rem; font-size: 0.875rem; color: var(--sgn-fg-light-secondary); border-radius: var(--sgn-radius-sm); transition: all var(--sgn-transition); }
.sgn-api-sidebar__link:hover { color: var(--sgn-fg-light-primary); background: rgba(126,34,206,0.06); }
.sgn-api-sidebar__link--active { color: var(--sgn-accent-on-light); font-weight: 600; background: rgba(126,34,206,0.08); }
.sgn-method-badge { font-family: 'JetBrains Mono', monospace; font-size: 0.625rem; font-weight: 700; padding: 0.1rem 0.4rem; border-radius: 3px; }
.sgn-method-badge--post { background: rgba(134,239,172,0.15); color: #22c55e; }
.sgn-method-badge--get  { background: rgba(34,211,238,0.15); color: var(--sgn-accent-cyan-aa); }

body.sgn-page--light-top .sgn-api-main h2 { font-size: 1.25rem; font-weight: 700; color: var(--sgn-fg-light-primary); margin-bottom: 0.75rem; }
body.sgn-page--light-top .sgn-api-main h3 { font-size: 1rem; font-weight: 600; color: var(--sgn-fg-light-primary); margin: 1.5rem 0 0.5rem; }
body.sgn-page--light-top .sgn-api-main p { color: var(--sgn-fg-light-secondary); font-size: 0.9375rem; margin-bottom: 0.75rem; }
body.sgn-page--light-top .sgn-api-main code { font-family: 'JetBrains Mono', monospace; font-size: 0.8125rem; background: rgba(126,34,206,0.08); color: var(--sgn-accent-on-light); padding: 0.125rem 0.375rem; border-radius: var(--sgn-radius-sm); }
body.sgn-page--light-top .sgn-api-main table { width: 100%; border-collapse: collapse; margin: 1rem 0; font-size: 0.875rem; }
body.sgn-page--light-top .sgn-api-main th { text-align: left; padding: 0.625rem 0.75rem; font-size: 0.75rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.08em; color: var(--sgn-fg-light-secondary); border-bottom: 2px solid var(--sgn-border-light); }
body.sgn-page--light-top .sgn-api-main td { padding: 0.625rem 0.75rem; color: var(--sgn-fg-light-secondary); border-bottom: 1px solid var(--sgn-border-light); }

@media (max-width: 768px) {
  .sgn-docs-layout { grid-template-columns: 1fr; }
  .sgn-docs-sidebar { position: static; }
  .sgn-api-layout { grid-template-columns: 1fr; }
  .sgn-api-sidebar { border-right: none; border-bottom: 1px solid var(--sgn-border-light); }
}

/* ============================================================
   Auth Pages
   ============================================================ */
.sgn-auth-page {
  min-height: 100vh;
  display: flex;
  align-items: stretch;
  background: var(--sgn-bg-dark);
}
.sgn-auth-brand {
  flex: 1;
  background: var(--sgn-gradient-hero);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 3rem 2rem;
  position: relative;
  overflow: hidden;
}
.sgn-auth-brand__logo { margin-bottom: 2rem; }
.sgn-auth-brand__logo img { height: 36px; width: auto; }
.sgn-auth-brand__tagline { font-size: 1.25rem; font-weight: 300; color: var(--sgn-fg-secondary); text-align: center; max-width: 300px; line-height: 1.6; }

.sgn-auth-panel {
  width: 480px;
  max-width: 100%;
  background: var(--sgn-bg-dark-surface);
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: clamp(2rem, 5vw, 4rem) clamp(1.5rem, 5vw, 3rem);
  border-left: 1px solid var(--sgn-border-dark);
}
.sgn-auth-panel__nav { display: flex; align-items: center; gap: 0.875rem; margin-bottom: 3rem; }
.sgn-auth-panel__logo img { height: 28px; width: auto; }
.sgn-auth-panel__logo-text { font-size: 1rem; font-weight: 700; color: var(--sgn-fg-primary); }
.sgn-auth-panel__hl { font-size: 1.75rem; font-weight: 700; color: var(--sgn-fg-primary); margin-bottom: 0.5rem; }
.sgn-auth-panel__sub { font-size: 0.9375rem; color: var(--sgn-fg-secondary); margin-bottom: 2rem; line-height: 1.6; }

.sgn-auth-form { display: flex; flex-direction: column; gap: 1.125rem; }
.sgn-auth-field label { display: block; font-size: 0.8125rem; font-weight: 500; color: var(--sgn-fg-secondary); margin-bottom: 0.5rem; }
.sgn-auth-field input, .sgn-auth-field select {
  width: 100%;
  max-width: 400px;
  padding: 0.75rem 1rem;
  background: rgba(255,255,255,0.04);
  border: 1.5px solid rgba(255,255,255,0.12);
  border-radius: var(--sgn-radius-md);
  font-family: inherit;
  font-size: 0.9375rem;
  color: var(--sgn-fg-primary);
  transition: border-color var(--sgn-transition);
  appearance: none;
  -webkit-appearance: none;
}
.sgn-auth-field input:focus, .sgn-auth-field select:focus {
  outline: none;
  border-color: rgba(192,132,252,0.6);
  box-shadow: 0 0 0 3px rgba(168,85,247,0.12);
}
.sgn-auth-field input::placeholder { color: rgba(244,240,255,0.3); }
.sgn-auth-field select { color: var(--sgn-fg-primary); background-color: rgba(255,255,255,0.04); background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%239CA3B8' stroke-width='2'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 0.75rem center; padding-right: 2.5rem; cursor: pointer; }
.sgn-auth-field select option { background: var(--sgn-bg-dark-surface); color: var(--sgn-fg-primary); }

.sgn-auth-submit { margin-top: 0.5rem; width: 100%; max-width: 400px; text-align: center; }
.sgn-auth-links { margin-top: 1.5rem; display: flex; flex-direction: column; gap: 0.625rem; }
.sgn-auth-link { font-size: 0.875rem; color: var(--sgn-fg-secondary); }
.sgn-auth-link a { color: var(--sgn-accent-aa); font-weight: 500; }
.sgn-auth-link a:hover { text-decoration: underline; }

@media (max-width: 900px) {
  .sgn-auth-brand { display: none; }
  .sgn-auth-panel { width: 100%; border-left: none; }
}

/* ============================================================
   Legal Pages
   ============================================================ */
.sgn-legal-layout {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 3rem;
  align-items: start;
}
.sgn-legal-toc {
  position: sticky;
  top: calc(var(--sgn-nav-height) + 2rem);
  padding: 1.25rem;
  background: var(--sgn-bg-light);
  border: 1px solid var(--sgn-border-light);
  border-radius: var(--sgn-radius-lg);
}
.sgn-legal-toc__label { font-size: 0.6875rem; font-weight: 700; letter-spacing: 0.12em; text-transform: uppercase; color: var(--sgn-fg-light-secondary); margin-bottom: 0.875rem; }
.sgn-legal-toc__links { display: flex; flex-direction: column; gap: 0.25rem; }
.sgn-legal-toc__link { font-size: 0.8125rem; color: var(--sgn-fg-light-secondary); padding: 0.3rem 0.5rem; border-radius: var(--sgn-radius-sm); transition: all var(--sgn-transition); }
.sgn-legal-toc__link:hover { color: var(--sgn-accent-on-light); background: rgba(126,34,206,0.06); }

.sgn-legal-layout .legal-article { background: var(--sgn-bg-white); border: 1px solid var(--sgn-border-light); border-radius: var(--sgn-radius-lg); padding: 2.5rem; }
.sgn-legal-layout .legal-header { margin-bottom: 2.5rem; padding-bottom: 1.5rem; border-bottom: 1px solid var(--sgn-border-light); }
.sgn-legal-layout .legal-header h1 { font-size: clamp(1.75rem, 3vw, 2.25rem); font-weight: 700; color: var(--sgn-fg-light-primary); margin-bottom: 0.75rem; }
.legal-header { margin-bottom: 2.5rem; padding-bottom: 1.5rem; border-bottom: 1px solid var(--sgn-border-light); }
.legal-header h1 { font-size: clamp(1.75rem, 3vw, 2.25rem); font-weight: 700; color: var(--sgn-fg-light-primary); margin-bottom: 0.75rem; }
.legal-meta { font-size: 0.875rem; color: var(--sgn-fg-light-secondary); margin-bottom: 0.25rem; }
.legal-article section { margin-bottom: 2rem; }
.legal-article h2 { font-size: 1.25rem; font-weight: 600; color: var(--sgn-fg-light-primary); margin-bottom: 0.875rem; margin-top: 0; }
.legal-article p { font-size: 0.9375rem; color: var(--sgn-fg-light-secondary); line-height: 1.75; margin-bottom: 0.75rem; }
.legal-article ul { padding-left: 1.5rem; list-style: disc; margin-bottom: 0.75rem; }
.legal-article li { font-size: 0.9375rem; color: var(--sgn-fg-light-secondary); margin-bottom: 0.375rem; }
.legal-article a { color: var(--sgn-accent-on-light); text-decoration: underline; text-underline-offset: 3px; }
.legal-article address { font-style: normal; font-size: 0.9375rem; color: var(--sgn-fg-light-secondary); line-height: 1.8; }
.legal-table { width: 100%; border-collapse: collapse; font-size: 0.875rem; margin: 0.75rem 0; }
.legal-table th { text-align: left; padding: 0.625rem 0.75rem; font-weight: 600; background: var(--sgn-bg-light); color: var(--sgn-fg-light-primary); border: 1px solid var(--sgn-border-light); }
.legal-table td { padding: 0.625rem 0.75rem; color: var(--sgn-fg-light-secondary); border: 1px solid var(--sgn-border-light); }

@media (max-width: 768px) { .sgn-legal-layout { grid-template-columns: 1fr; } .sgn-legal-toc { position: static; } }

/* ============================================================
   Cookie Banner
   ============================================================ */
.cookie-banner {
  position: fixed;
  bottom: 1.5rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 1000;
  width: min(560px, calc(100vw - 2rem));
  background: var(--sgn-bg-dark-surface);
  border: 1px solid var(--sgn-border-dark);
  border-radius: var(--sgn-radius-lg);
  box-shadow: 0 8px 40px rgba(0,0,0,0.5);
  backdrop-filter: blur(16px);
}
.cookie-banner__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 1.25rem;
}
.cookie-banner__text {
  font-size: 0.875rem;
  color: var(--sgn-fg-secondary);
  line-height: 1.5;
  flex: 1;
}
.cookie-banner__text a { color: var(--sgn-accent-aa); text-decoration: underline; text-underline-offset: 3px; }
.cookie-banner__actions { flex-shrink: 0; }
.cookie-banner__btn {
  padding: 0.5rem 1.25rem;
  border-radius: var(--sgn-radius-md);
  font-size: 0.875rem;
  font-weight: 600;
  font-family: inherit;
  cursor: pointer;
  transition: all var(--sgn-transition);
}
.cookie-banner__btn--primary {
  background: var(--sgn-gradient-accent);
  color: #fff;
  border: none;
}
.cookie-banner__btn--primary:hover { opacity: 0.9; }

/* ============================================================
   Misc Utility
   ============================================================ */
.sgn-section-header { text-align: center; max-width: 720px; margin: 0 auto 3.5rem; }
.sgn-section-header--left { text-align: left; max-width: none; margin: 0 0 3rem; }
.sgn-section-hl { margin-bottom: 1rem; }
.sgn-section-sub { font-size: 1.0625rem; color: var(--sgn-fg-secondary); max-width: 560px; }
.sgn-section--light .sgn-section-sub, .sgn-section--white .sgn-section-sub { color: var(--sgn-fg-light-secondary); }
.sgn-section--light .sgn-section-hl, .sgn-section--white .sgn-section-hl { color: var(--sgn-fg-light-primary); }
.sgn-section--light .sgn-section-header .sgn-section-sub,
.sgn-section--white .sgn-section-header .sgn-section-sub { margin: 0 auto; }

.sgn-divider { height: 1px; background: var(--sgn-border-dark); }

/* Providers requirements table */
.sgn-req-table { width: 100%; border-collapse: collapse; }
.sgn-req-table th, .sgn-req-table td { padding: 0.875rem 1rem; text-align: left; border-bottom: 1px solid var(--sgn-border-dark); }
.sgn-req-table th { font-size: 0.75rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.08em; color: var(--sgn-fg-muted); }
.sgn-req-table td { font-size: 0.9375rem; color: var(--sgn-fg-secondary); }
.sgn-req-table td:first-child { font-weight: 500; color: var(--sgn-fg-primary); }

.sgn-integration-grid { display: flex; align-items: center; gap: 2rem; flex-wrap: wrap; }
.sgn-integration-pill {
  display: flex; align-items: center; gap: 0.75rem;
  padding: 0.75rem 1.25rem;
  background: var(--sgn-bg-dark-alt);
  border: 1px solid var(--sgn-border-dark);
  border-radius: var(--sgn-radius-md);
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--sgn-fg-secondary);
}
.sgn-integration-pill i { font-size: 1.375rem; }
.sgn-integration-pill--py i { color: #22D3EE; }
.sgn-integration-pill--js i { color: #FCD34D; }
.sgn-integration-pill--rest i { color: #C084FC; }
.sgn-integration-pill--njs i { color: #86EFAC; }

/* Fade-in animation */
.fade-in { opacity: 0; transform: translateY(20px); transition: opacity 0.6s ease, transform 0.6s ease; }
.fade-in.visible { opacity: 1; transform: none; }

/* Failsafe */
@media (prefers-reduced-motion: reduce) {
  .fade-in { opacity: 1; transform: none; transition: none; }
  .sgn-showcase__track { animation: none; }
}