/* Salmon Labs — sln-main.css
   Palette: graphite #14161B, indigo #6366F1, copper #C97840
   Tokens: paired AA fg/bg per design-spec */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&family=JetBrains+Mono:wght@400;600&display=swap');

/* ============================
   CSS CUSTOM PROPERTIES
   ============================ */
:root {
  /* Brand palette */
  --sln-bg-dark:         #14161B;
  --sln-bg-dark-alt:     #1C1F27;
  --sln-bg-light:        #F5F7FA;
  --sln-bg-white:        #FFFFFF;
  --sln-bg-cream:        #F9F8F6;

  --sln-indigo:          #6366F1;
  --sln-indigo-aa-dark:  #818CF8;   /* on dark panels — 8.4:1 vs #14161B */
  --sln-indigo-aa-light: #4338CA;   /* on light panels — 7.2:1 vs #F5F7FA */
  --sln-copper:          #C97840;   /* decorative only — stat callouts */

  --sln-fg-dark-primary:   #F0F2F7;  /* 15.1:1 vs #14161B */
  --sln-fg-dark-secondary: #94A3B8;  /* 6.8:1  vs #14161B */
  --sln-fg-light-primary:  #111318;  /* 16.2:1 vs #F5F7FA */
  --sln-fg-light-secondary:#4B5563;  /* 7.8:1  vs #F5F7FA */

  /* Typography */
  --font-sans: 'Inter', system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', 'Courier New', monospace;

  /* Spacing */
  --container-max: 1200px;
  --section-padding-desktop: 100px 0;
  --section-padding-mobile:  64px 0;
  --card-radius: 10px;
  --btn-radius: 6px;
}

/* ============================
   RESET & BASE
   ============================ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; font-size: 16px; }

body {
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  background: var(--sln-bg-dark);
  color: var(--sln-fg-dark-primary);
  -webkit-font-smoothing: antialiased;
}

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

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

/* ============================
   CONTAINER
   ============================ */
.sln-container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 24px;
}

/* ============================
   NAVIGATION
   ============================ */
.sln-nav {
  position: sticky;
  top: 0;
  z-index: 1000;
  width: 100%;
  background: transparent;
  transition: background 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;
  border-bottom: 1px solid transparent;
}

/* Dark-top pages: nav transparent → scrolled dark solid */
.sln-nav--scrolled {
  background: rgba(20, 22, 27, 0.96);
  border-color: rgba(99, 102, 241, 0.15);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 1px 24px rgba(0,0,0,0.4);
}

/* Light-top pages: nav forced dark solid from top */
body.sln-page--light-top .sln-nav {
  background: var(--sln-bg-dark);
  border-bottom: 1px solid rgba(99, 102, 241, 0.12);
}

.sln-nav__inner {
  display: flex;
  align-items: center;
  gap: 0;
  height: 64px;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 24px;
}

.sln-nav__logo {
  display: flex;
  align-items: center;
  flex-shrink: 0;
  margin-right: 40px;
}

.sln-nav__logo img {
  height: 32px;
  width: auto;
  max-width: 180px;
}

.sln-nav__links {
  display: flex;
  align-items: center;
  gap: 4px;
  flex: 1;
}

.sln-nav__link {
  font-size: 14px;
  font-weight: 500;
  color: rgba(240, 242, 247, 0.85);
  padding: 6px 12px;
  border-radius: 6px;
  transition: color 0.15s, background 0.15s;
  white-space: nowrap;
}

.sln-nav__link:hover {
  color: var(--sln-fg-dark-primary);
  background: rgba(255,255,255,0.06);
}

/* Dropdown */
.sln-nav__dropdown {
  position: relative;
}

.sln-nav__dropdown-toggle {
  display: flex;
  align-items: center;
  gap: 4px;
  font-size: 14px;
  font-weight: 500;
  color: rgba(240, 242, 247, 0.85);
  padding: 6px 12px;
  border-radius: 6px;
  background: transparent;
  border: none;
  cursor: pointer;
  transition: color 0.15s, background 0.15s;
  white-space: nowrap;
}

.sln-nav__dropdown-toggle:hover {
  color: var(--sln-fg-dark-primary);
  background: rgba(255,255,255,0.06);
}

.sln-nav__dropdown-toggle svg {
  width: 12px;
  height: 12px;
  transition: transform 0.2s;
  flex-shrink: 0;
}

.sln-nav__dropdown.is-open .sln-nav__dropdown-toggle svg {
  transform: rotate(180deg);
}

.sln-nav__dropdown-menu {
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  min-width: 200px;
  background: var(--sln-bg-dark-alt);
  border: 1px solid rgba(99, 102, 241, 0.2);
  border-radius: 10px;
  padding: 8px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-6px);
  transition: opacity 0.18s ease, transform 0.18s ease, visibility 0.18s;
  box-shadow: 0 12px 32px rgba(0,0,0,0.4);
}

.sln-nav__dropdown.is-open .sln-nav__dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.sln-nav__dropdown-menu a {
  display: block;
  font-size: 14px;
  font-weight: 400;
  color: rgba(240, 242, 247, 0.85);
  padding: 9px 14px;
  border-radius: 6px;
  transition: color 0.15s, background 0.15s;
}

.sln-nav__dropdown-menu a:hover {
  color: var(--sln-fg-dark-primary);
  background: rgba(255,255,255,0.06);
}

/* Nav actions */
.sln-nav__actions {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-left: auto;
}

/* Hamburger */
.sln-nav__hamburger {
  display: none;
  flex-direction: column;
  justify-content: space-between;
  width: 24px;
  height: 18px;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 0;
  margin-left: auto;
  flex-shrink: 0;
}

.sln-nav__hamburger span {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--sln-fg-dark-primary);
  border-radius: 2px;
  transition: transform 0.25s, opacity 0.25s;
}

.sln-nav__hamburger.is-open span:nth-child(1) { transform: translateY(8px) rotate(45deg); }
.sln-nav__hamburger.is-open span:nth-child(2) { opacity: 0; }
.sln-nav__hamburger.is-open span:nth-child(3) { transform: translateY(-8px) rotate(-45deg); }

/* Mobile nav */
.sln-nav__mobile {
  display: none;
  background: var(--sln-bg-dark-alt);
  border-top: 1px solid rgba(99, 102, 241, 0.15);
  padding: 16px 24px 24px;
}

.sln-nav__mobile.is-open { display: block; }

.sln-nav__mobile a,
.sln-nav__mobile-section-label {
  display: block;
  font-size: 15px;
  font-weight: 500;
  color: rgba(240, 242, 247, 0.85);
  padding: 10px 0;
  border-bottom: 1px solid rgba(255,255,255,0.06);
}

.sln-nav__mobile-section-label {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--sln-fg-dark-secondary);
  margin-top: 16px;
  border-bottom: none;
  padding-bottom: 4px;
}

.sln-nav__mobile a:hover {
  color: var(--sln-fg-dark-primary);
}

.sln-nav__mobile-ctas {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: 20px;
}

/* ============================
   BUTTONS
   ============================ */
.sln-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: var(--font-sans);
  font-size: 14px;
  font-weight: 600;
  line-height: 1;
  padding: 10px 20px;
  border-radius: var(--btn-radius);
  border: 1.5px solid transparent;
  cursor: pointer;
  transition: background 0.18s, color 0.18s, border-color 0.18s, opacity 0.18s, transform 0.1s;
  text-decoration: none;
  white-space: nowrap;
}

.sln-btn:hover { transform: translateY(-1px); }
.sln-btn:active { transform: translateY(0); }

/* Primary — indigo fill */
.sln-btn--primary {
  background: var(--sln-indigo);
  color: #FFFFFF;
  border-color: var(--sln-indigo);
}
.sln-btn--primary:hover {
  background: #7779F5;
  border-color: #7779F5;
}

/* Ghost on dark */
.sln-btn--ghost-on-dark {
  background: transparent;
  color: rgba(240, 242, 247, 0.9);
  border-color: rgba(240, 242, 247, 0.3);
}
.sln-btn--ghost-on-dark:hover {
  background: rgba(255,255,255,0.06);
  border-color: rgba(240, 242, 247, 0.5);
}

/* Outline dark (on dark panels) */
.sln-btn--outline-dark {
  background: transparent;
  color: var(--sln-fg-dark-primary);
  border-color: rgba(240, 242, 247, 0.25);
}
.sln-btn--outline-dark:hover {
  border-color: var(--sln-indigo);
  color: var(--sln-indigo-aa-dark);
}

/* Outline light (on light panels) */
.sln-btn--outline-light {
  background: transparent;
  color: var(--sln-fg-light-primary);
  border-color: rgba(17, 19, 24, 0.25);
}
.sln-btn--outline-light:hover {
  border-color: var(--sln-indigo-aa-light);
  color: var(--sln-indigo-aa-light);
}

/* Ghost on light */
.sln-btn--ghost-on-light {
  background: transparent;
  color: var(--sln-fg-light-secondary);
  border-color: transparent;
}
.sln-btn--ghost-on-light:hover {
  color: var(--sln-indigo-aa-light);
}

/* Size variants */
.sln-btn--lg {
  font-size: 15px;
  padding: 13px 26px;
}

.sln-btn--sm {
  font-size: 13px;
  padding: 7px 14px;
}

/* ============================
   SECTION BACKGROUNDS
   ============================ */
.sln-section--dark    { background: var(--sln-bg-dark);     color: var(--sln-fg-dark-primary); }
.sln-section--dark-alt { background: var(--sln-bg-dark-alt); color: var(--sln-fg-dark-primary); }
.sln-section--light   { background: var(--sln-bg-light);    color: var(--sln-fg-light-primary); }
.sln-section--white   { background: var(--sln-bg-white);    color: var(--sln-fg-light-primary); }
.sln-section--cream   { background: var(--sln-bg-cream);    color: var(--sln-fg-light-primary); }

.sln-section {
  padding: var(--section-padding-desktop);
}

/* ============================
   TYPOGRAPHY SHARED
   ============================ */
.sln-eyebrow {
  display: inline-block;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 16px;
}

/* Eyebrow on dark panels */
.sln-section--dark .sln-eyebrow,
.sln-section--dark-alt .sln-eyebrow { color: var(--sln-indigo-aa-dark); }

/* Eyebrow on light/white/cream panels */
.sln-section--light .sln-eyebrow,
.sln-section--white .sln-eyebrow,
.sln-section--cream .sln-eyebrow { color: var(--sln-indigo-aa-light); }

.sln-section-h2 {
  font-size: clamp(28px, 3.5vw, 42px);
  font-weight: 600;
  line-height: 1.2;
  margin-bottom: 16px;
}

.sln-section--dark .sln-section-h2,
.sln-section--dark-alt .sln-section-h2 { color: var(--sln-fg-dark-primary); }

.sln-section--light .sln-section-h2,
.sln-section--white .sln-section-h2,
.sln-section--cream .sln-section-h2 { color: var(--sln-fg-light-primary); }

.sln-section-lead {
  font-size: 18px;
  line-height: 1.65;
  max-width: 640px;
}

.sln-section--dark .sln-section-lead,
.sln-section--dark-alt .sln-section-lead { color: var(--sln-fg-dark-secondary); }

.sln-section--light .sln-section-lead,
.sln-section--white .sln-section-lead,
.sln-section--cream .sln-section-lead { color: var(--sln-fg-light-secondary); }

/* ============================
   MONO STAT (Latency callout)
   ============================ */
.sln-mono-stat {
  font-family: var(--font-mono);
  font-size: clamp(32px, 4vw, 52px);
  font-weight: 600;
  line-height: 1;
  color: var(--sln-copper);
  letter-spacing: -0.02em;
}

.sln-mono-label {
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 600;
  color: var(--sln-fg-dark-secondary);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-top: 8px;
}

/* ============================
   HERO — INDEX
   ============================ */
.sln-hero {
  min-height: 92vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  padding: 100px 0 80px;
  background: var(--sln-bg-dark);
}

.sln-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 60% 50% at 70% 50%, rgba(99, 102, 241, 0.07) 0%, transparent 70%),
    radial-gradient(ellipse 40% 60% at 20% 30%, rgba(201, 120, 64, 0.04) 0%, transparent 60%);
  pointer-events: none;
}

.sln-hero__inner {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 24px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  position: relative;
  z-index: 1;
}

.sln-hero__text .sln-eyebrow { color: var(--sln-indigo-aa-dark); }

.sln-hero__h1 {
  font-size: clamp(40px, 5.5vw, 68px);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--sln-fg-dark-primary);
  margin-bottom: 20px;
}

.sln-hero__sub {
  font-size: 18px;
  line-height: 1.65;
  color: var(--sln-fg-dark-secondary);
  max-width: 520px;
  margin-bottom: 32px;
}

.sln-hero__ctas {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 32px;
}

.sln-hero__proof {
  font-size: 13px;
  color: var(--sln-fg-dark-secondary);
  display: flex;
  align-items: center;
  gap: 8px;
}

.sln-hero__proof::before {
  content: '';
  display: inline-block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--sln-indigo);
}

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

/* ============================
   SUB-PAGE HERO (dark-top)
   ============================ */
.sln-subhero {
  background: var(--sln-bg-dark);
  padding: 100px 0 80px;
  position: relative;
  overflow: hidden;
}

.sln-subhero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 50% 60% at 70% 50%, rgba(99, 102, 241, 0.06) 0%, transparent 70%);
  pointer-events: none;
}

.sln-subhero__inner {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 24px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
  position: relative;
  z-index: 1;
}

.sln-subhero__text .sln-eyebrow { color: var(--sln-indigo-aa-dark); }

.sln-subhero__h1 {
  font-size: clamp(36px, 4.5vw, 56px);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
  color: var(--sln-fg-dark-primary);
  margin-bottom: 16px;
}

.sln-subhero__sub {
  font-size: 17px;
  line-height: 1.65;
  color: var(--sln-fg-dark-secondary);
  max-width: 480px;
  margin-bottom: 28px;
}

.sln-subhero__ctas {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

/* Sub-hero decorative panel (right side) */
.sln-subhero__deco {
  display: flex;
  align-items: flex-start;
  justify-content: center;
}

.sln-subhero__deco-card {
  background: var(--sln-bg-dark-alt);
  border: 1px solid rgba(99, 102, 241, 0.2);
  border-radius: var(--card-radius);
  padding: 28px;
  width: 100%;
  max-width: 400px;
}

.sln-subhero__deco-card-label {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--sln-indigo-aa-dark);
  margin-bottom: 16px;
}

.sln-subhero__deco-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 0;
  border-bottom: 1px solid rgba(255,255,255,0.06);
}

.sln-subhero__deco-row:last-child { border-bottom: none; }

.sln-subhero__deco-field {
  font-size: 13px;
  color: var(--sln-fg-dark-secondary);
}

.sln-subhero__deco-value {
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 600;
  color: var(--sln-fg-dark-primary);
}

.sln-subhero__deco-value--indigo { color: var(--sln-indigo-aa-dark); }
.sln-subhero__deco-value--copper { color: var(--sln-copper); }

/* ============================
   SUB-PAGE HERO (light-top)
   ============================ */
.sln-subhero--light {
  background: var(--sln-bg-white);
  padding: 80px 0 64px;
}

.sln-subhero--light::before { display: none; }

.sln-subhero--light .sln-subhero__inner {
  grid-template-columns: 1fr 1fr;
}

.sln-subhero--light .sln-subhero__h1 {
  color: var(--sln-fg-light-primary);
}

.sln-subhero--light .sln-subhero__sub {
  color: var(--sln-fg-light-secondary);
}

.sln-subhero--light .sln-eyebrow {
  color: var(--sln-indigo-aa-light);
}

.sln-subhero--light .sln-subhero__deco-card {
  background: var(--sln-bg-light);
  border-color: rgba(67, 56, 202, 0.15);
}

.sln-subhero--light .sln-subhero__deco-field {
  color: var(--sln-fg-light-secondary);
}

.sln-subhero--light .sln-subhero__deco-value {
  color: var(--sln-fg-light-primary);
}

.sln-subhero--light .sln-subhero__deco-value--indigo {
  color: var(--sln-indigo-aa-light);
}

/* ============================
   LOGO TICKER
   ============================ */
.sln-ticker {
  overflow: hidden;
  padding: 28px 0;
  background: var(--sln-bg-dark-alt);
  border-top: 1px solid rgba(99, 102, 241, 0.1);
  border-bottom: 1px solid rgba(99, 102, 241, 0.1);
}

.sln-ticker__label {
  text-align: center;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--sln-fg-dark-secondary);
  margin-bottom: 20px;
}

.sln-ticker__track {
  display: flex;
  gap: 64px;
  animation: sln-ticker-scroll 24s linear infinite;
  width: max-content;
}

.sln-ticker__track:hover { animation-play-state: paused; }

@keyframes sln-ticker-scroll {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

.sln-ticker__item {
  display: flex;
  align-items: center;
  gap: 10px;
  white-space: nowrap;
  color: var(--sln-fg-dark-secondary);
  font-size: 14px;
  font-weight: 500;
}

.sln-ticker__item svg {
  flex-shrink: 0;
}

/* ============================
   PROBLEM STATEMENT
   ============================ */
.sln-problem__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  margin-top: 56px;
}

.sln-problem__card {
  background: var(--sln-bg-dark-alt);
  border: 1px solid rgba(99, 102, 241, 0.12);
  border-radius: var(--card-radius);
  padding: 32px;
}

.sln-problem__icon {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  background: rgba(99, 102, 241, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  color: var(--sln-indigo-aa-dark);
  font-size: 18px;
}

.sln-problem__card h3 {
  font-size: 18px;
  font-weight: 600;
  color: var(--sln-fg-dark-primary);
  margin-bottom: 10px;
}

.sln-problem__card p {
  font-size: 15px;
  line-height: 1.65;
  color: var(--sln-fg-dark-secondary);
}

/* ============================
   PRODUCT OVERVIEW (white bg)
   ============================ */
.sln-product-overview__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  margin-top: 56px;
}

.sln-product-overview__card {
  background: var(--sln-bg-light);
  border: 1px solid rgba(17, 19, 24, 0.08);
  border-radius: var(--card-radius);
  padding: 32px;
  transition: box-shadow 0.2s, transform 0.2s;
}

.sln-product-overview__card:hover {
  box-shadow: 0 8px 32px rgba(99, 102, 241, 0.1);
  transform: translateY(-2px);
}

.sln-product-overview__num {
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 600;
  color: var(--sln-indigo-aa-light);
  letter-spacing: 0.05em;
  margin-bottom: 16px;
}

.sln-product-overview__card h3 {
  font-size: 20px;
  font-weight: 600;
  color: var(--sln-fg-light-primary);
  margin-bottom: 10px;
}

.sln-product-overview__card p {
  font-size: 15px;
  line-height: 1.65;
  color: var(--sln-fg-light-secondary);
  margin-bottom: 20px;
}

.sln-product-overview__card a {
  font-size: 13px;
  font-weight: 600;
  color: var(--sln-indigo-aa-light);
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.sln-product-overview__card a:hover { text-decoration: underline; }

/* ============================
   LATENCY CALLOUT
   ============================ */
.sln-latency {
  background: var(--sln-bg-dark);
  padding: var(--section-padding-desktop);
}

.sln-latency__inner {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 24px;
}

.sln-latency__stats {
  display: grid;
  grid-template-columns: 1fr 1px 1fr 1px 1fr;
  gap: 0;
  margin-top: 56px;
  align-items: center;
}

.sln-latency__stat {
  text-align: center;
  padding: 32px 24px;
}

.sln-latency__divider {
  width: 1px;
  height: 80px;
  background: rgba(99, 102, 241, 0.2);
  align-self: center;
}

.sln-latency__number {
  font-family: var(--font-mono);
  font-size: clamp(32px, 4vw, 52px);
  font-weight: 600;
  line-height: 1;
  color: var(--sln-copper);
  letter-spacing: -0.02em;
  margin-bottom: 10px;
}

.sln-latency__stat-label {
  font-size: 14px;
  font-weight: 500;
  color: var(--sln-fg-dark-secondary);
  line-height: 1.45;
  max-width: 180px;
  margin: 0 auto;
}

.sln-latency__sub {
  text-align: center;
  max-width: 600px;
  margin: 36px auto 0;
  font-size: 15px;
  line-height: 1.65;
  color: var(--sln-fg-dark-secondary);
}

/* ============================
   LATENCY UTILITY CLASSES
   (used in auth aside panels)
   ============================ */
.sln-latency-num {
  font-family: var(--font-mono);
  font-size: 42px;
  font-weight: 600;
  line-height: 1;
  color: var(--sln-copper);
  letter-spacing: -0.02em;
}

.sln-latency-unit {
  font-family: var(--font-mono);
  font-size: 20px;
  font-weight: 500;
  line-height: 1;
  color: var(--sln-copper);
  opacity: 0.8;
  margin-left: 2px;
}

/* ============================
   USE CASES (tabbed)
   ============================ */
.sln-usecases {
  background: var(--sln-bg-light);
  padding: var(--section-padding-desktop);
}

.sln-usecases__header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 48px;
}

.sln-usecases__tabs {
  display: flex;
  gap: 4px;
  border-bottom: 1px solid rgba(17, 19, 24, 0.1);
  margin-bottom: 40px;
}

.sln-usecases__tab {
  font-size: 14px;
  font-weight: 600;
  color: var(--sln-fg-light-secondary);
  padding: 10px 20px;
  background: transparent;
  border: none;
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
  cursor: pointer;
  transition: color 0.15s, border-color 0.15s;
}

.sln-usecases__tab.is-active {
  color: var(--sln-indigo-aa-light);
  border-bottom-color: var(--sln-indigo);
}

.sln-usecases__tab:hover:not(.is-active) {
  color: var(--sln-fg-light-primary);
}

.sln-usecases__panel {
  display: none;
}

.sln-usecases__panel.is-active {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: start;
}

.sln-usecases__panel-text h3 {
  font-size: 24px;
  font-weight: 600;
  color: var(--sln-fg-light-primary);
  margin-bottom: 12px;
}

.sln-usecases__panel-text p {
  font-size: 15px;
  line-height: 1.65;
  color: var(--sln-fg-light-secondary);
  margin-bottom: 20px;
}

.sln-usecases__panel-text .sln-btn {
  font-size: 13px;
  padding: 9px 18px;
}

/* CRM record mockup */
.sln-crm-mock {
  background: var(--sln-bg-white);
  border: 1px solid rgba(17, 19, 24, 0.1);
  border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 4px 24px rgba(17,19,24,0.08);
}

.sln-crm-mock__header {
  background: var(--sln-bg-dark);
  padding: 12px 18px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.sln-crm-mock__dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}

.sln-crm-mock__dot--red   { background: #FF5F57; }
.sln-crm-mock__dot--amber { background: #FFBD2E; }
.sln-crm-mock__dot--green { background: #28C840; }

.sln-crm-mock__title {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--sln-fg-dark-secondary);
  margin-left: 4px;
}

.sln-crm-mock__body {
  padding: 20px;
}

.sln-crm-mock__row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 9px 0;
  border-bottom: 1px solid rgba(17,19,24,0.06);
}

.sln-crm-mock__row:last-child { border-bottom: none; }

.sln-crm-mock__field {
  font-size: 13px;
  color: var(--sln-fg-light-secondary);
}

.sln-crm-mock__value {
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 600;
  color: var(--sln-fg-light-primary);
}

.sln-crm-mock__value--indigo { color: var(--sln-indigo-aa-light); }
.sln-crm-mock__value--green  { color: #16A34A; }
.sln-crm-mock__value--copper { color: var(--sln-copper); }

.sln-crm-mock__badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 11px;
  font-weight: 600;
  padding: 2px 8px;
  border-radius: 4px;
}

.sln-crm-mock__badge--strong {
  background: rgba(99, 102, 241, 0.1);
  color: var(--sln-indigo-aa-light);
}

/* ============================
   INTEGRATIONS STRIP
   ============================ */
.sln-integrations-strip {
  background: var(--sln-bg-white);
  padding: var(--section-padding-desktop);
}

.sln-integrations-strip__header {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 52px;
}

.sln-integrations-strip__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.sln-int-card {
  background: var(--sln-bg-light);
  border: 1px solid rgba(17, 19, 24, 0.08);
  border-radius: var(--card-radius);
  padding: 28px 24px;
  transition: box-shadow 0.2s, transform 0.2s;
}

.sln-int-card:hover {
  box-shadow: 0 6px 24px rgba(99,102,241,0.1);
  transform: translateY(-2px);
}

.sln-int-card__logo {
  width: 40px;
  height: 40px;
  border-radius: 8px;
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.sln-int-card h3 {
  font-size: 16px;
  font-weight: 600;
  color: var(--sln-fg-light-primary);
  margin-bottom: 8px;
}

.sln-int-card p {
  font-size: 13px;
  line-height: 1.6;
  color: var(--sln-fg-light-secondary);
  margin-bottom: 16px;
}

.sln-int-card__link {
  font-size: 13px;
  font-weight: 600;
  color: var(--sln-indigo-aa-light);
  display: inline-flex;
  align-items: center;
  gap: 4px;
  transition: gap 0.15s;
}

.sln-int-card__link:hover { gap: 8px; }

/* ============================
   TESTIMONIALS
   ============================ */
.sln-testimonials {
  background: var(--sln-bg-cream);
  padding: var(--section-padding-desktop);
}

.sln-testimonials__header {
  text-align: center;
  margin-bottom: 52px;
}

.sln-testimonials__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
  max-width: var(--container-max);
  margin: 0 auto;
}

.sln-testimonial-card {
  background: var(--sln-bg-white);
  border: 1px solid rgba(17,19,24,0.06);
  border-radius: 12px;
  padding: 36px;
  position: relative;
}

.sln-testimonial-card::before {
  content: '\201C';
  position: absolute;
  top: 20px;
  left: 28px;
  font-size: 64px;
  font-weight: 700;
  line-height: 1;
  color: var(--sln-indigo);
  opacity: 0.15;
  font-family: Georgia, serif;
}

.sln-testimonial-card blockquote {
  font-size: 16px;
  line-height: 1.7;
  color: var(--sln-fg-light-primary);
  margin-bottom: 24px;
  font-style: italic;
}

.sln-testimonial-card cite {
  font-style: normal;
  font-size: 13px;
  font-weight: 600;
  color: var(--sln-fg-light-secondary);
}

/* ============================
   CTA BAND
   ============================ */
.sln-cta-band {
  background: var(--sln-bg-dark);
  padding: 80px 0;
  text-align: center;
}

.sln-cta-band__inner {
  max-width: 700px;
  margin: 0 auto;
  padding: 0 24px;
}

.sln-cta-band h2 {
  font-size: clamp(28px, 3.5vw, 42px);
  font-weight: 700;
  color: var(--sln-fg-dark-primary);
  margin-bottom: 16px;
}

.sln-cta-band p {
  font-size: 17px;
  color: var(--sln-fg-dark-secondary);
  margin-bottom: 32px;
  line-height: 1.65;
}

.sln-cta-band__actions {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
}

/* Light CTA band */
.sln-cta-band--light {
  background: var(--sln-bg-light);
}

.sln-cta-band--light h2 {
  color: var(--sln-fg-light-primary);
}

.sln-cta-band--light p {
  color: var(--sln-fg-light-secondary);
}

/* ============================
   FOOTER
   ============================ */
.sln-footer {
  background: var(--sln-bg-dark);
  border-top: 1px solid rgba(99,102,241,0.1);
  padding: 64px 0 32px;
}

.sln-footer__inner {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 24px;
}

.sln-footer__top {
  display: grid;
  grid-template-columns: 240px 1fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 48px;
  border-bottom: 1px solid rgba(255,255,255,0.06);
}

.sln-footer__brand {
  display: flex;
  flex-direction: column;
}

.sln-footer__logo {
  height: 28px;
  width: auto;
  max-width: 140px;
  margin-bottom: 16px;
}

.sln-footer__tagline {
  font-size: 13px;
  line-height: 1.6;
  color: var(--sln-fg-dark-secondary);
  margin-bottom: 20px;
}

.sln-footer__social {
  display: flex;
  gap: 12px;
}

.sln-footer__social a {
  width: 34px;
  height: 34px;
  border-radius: 8px;
  background: rgba(255,255,255,0.06);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--sln-fg-dark-secondary);
  font-size: 15px;
  transition: background 0.15s, color 0.15s;
}

.sln-footer__social a:hover {
  background: rgba(99,102,241,0.15);
  color: var(--sln-indigo-aa-dark);
}

.sln-footer__col h4 {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--sln-fg-dark-secondary);
  margin-bottom: 16px;
}

.sln-footer__col ul {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.sln-footer__col a {
  font-size: 14px;
  color: rgba(240,242,247,0.7);
  transition: color 0.15s;
}

.sln-footer__col a:hover {
  color: var(--sln-fg-dark-primary);
}

.sln-footer__bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
  padding-top: 28px;
}

.sln-footer__copyright {
  font-size: 13px;
  color: var(--sln-fg-dark-secondary);
}

.sln-footer__legal {
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
}

.sln-footer__legal a {
  font-size: 13px;
  color: var(--sln-fg-dark-secondary);
  transition: color 0.15s;
}

.sln-footer__legal a:hover {
  color: var(--sln-fg-dark-primary);
}

/* ============================
   COOKIE BANNER
   ============================ */
.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 9999;
  background: var(--sln-bg-dark-alt);
  border-top: 1px solid rgba(99,102,241,0.2);
}

.cookie-banner__inner {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 16px 24px;
  display: flex;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
}

.cookie-banner__text {
  flex: 1;
  font-size: 14px;
  color: var(--sln-fg-dark-secondary);
  line-height: 1.55;
  min-width: 240px;
}

.cookie-banner__text a {
  color: var(--sln-indigo-aa-dark);
  text-decoration: underline;
}

.cookie-banner__actions { flex-shrink: 0; }

.cookie-banner__btn {
  font-family: var(--font-sans);
  font-size: 13px;
  font-weight: 600;
  padding: 8px 18px;
  border-radius: var(--btn-radius);
  border: none;
  cursor: pointer;
  transition: background 0.15s;
}

.cookie-banner__btn--primary {
  background: var(--sln-indigo);
  color: #fff;
}

.cookie-banner__btn--primary:hover {
  background: #7779F5;
}

/* ============================
   PRICING PAGE
   ============================ */
.sln-pricing-tiers {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 52px;
}

.sln-pricing-card {
  background: var(--sln-bg-white);
  border: 1px solid rgba(17,19,24,0.1);
  border-radius: 12px;
  padding: 36px 32px;
  position: relative;
  transition: box-shadow 0.2s;
}

.sln-pricing-card--featured {
  border-color: var(--sln-indigo);
  box-shadow: 0 0 0 1px var(--sln-indigo), 0 12px 48px rgba(99,102,241,0.15);
}

.sln-pricing-card__badge {
  display: inline-block;
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--sln-indigo);
  color: #fff;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 4px 14px;
  border-radius: 20px;
}

.sln-pricing-card__tier {
  font-size: 14px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--sln-indigo-aa-light);
  margin-bottom: 12px;
}

.sln-pricing-card__price-row {
  display: flex;
  align-items: baseline;
  gap: 4px;
  margin-bottom: 4px;
}

.sln-pricing-card__price {
  font-family: var(--font-mono);
  font-size: 44px;
  font-weight: 700;
  color: var(--sln-fg-light-primary);
  line-height: 1;
}

.sln-pricing-card__price-period {
  font-size: 14px;
  color: var(--sln-fg-light-secondary);
}

.sln-pricing-card__annual {
  font-size: 13px;
  color: var(--sln-fg-light-secondary);
  margin-bottom: 8px;
}

.sln-pricing-card__enrichments {
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 600;
  color: var(--sln-indigo-aa-light);
  background: rgba(99,102,241,0.07);
  border-radius: 4px;
  padding: 4px 10px;
  display: inline-block;
  margin-bottom: 24px;
}

.sln-pricing-card__divider {
  height: 1px;
  background: rgba(17,19,24,0.08);
  margin: 20px 0;
}

.sln-pricing-card__features {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 28px;
}

.sln-pricing-card__feature {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 14px;
  color: var(--sln-fg-light-secondary);
}

.sln-pricing-card__feature i {
  color: var(--sln-indigo-aa-light);
  flex-shrink: 0;
  margin-top: 2px;
}

.sln-pricing-card__overage {
  font-size: 12px;
  color: var(--sln-fg-light-secondary);
  margin-bottom: 24px;
}

/* ============================
   FAQ ACCORDION
   ============================ */
.sln-faq {
  max-width: 800px;
  margin: 0 auto;
}

.sln-faq__item {
  border-bottom: 1px solid rgba(17,19,24,0.08);
}

.sln-faq__question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 20px 0;
  background: transparent;
  border: none;
  text-align: left;
  cursor: pointer;
  font-family: var(--font-sans);
  font-size: 16px;
  font-weight: 600;
  color: var(--sln-fg-light-primary);
  transition: color 0.15s;
}

.sln-faq__question:hover {
  color: var(--sln-indigo-aa-light);
}

.sln-faq__icon {
  flex-shrink: 0;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  border: 1.5px solid rgba(17,19,24,0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.25s, background 0.15s, border-color 0.15s;
  font-size: 12px;
  color: var(--sln-fg-light-secondary);
}

.sln-faq__item.is-open .sln-faq__icon {
  transform: rotate(45deg);
  background: var(--sln-indigo);
  border-color: var(--sln-indigo);
  color: #fff;
}

.sln-faq__answer {
  overflow: hidden;
  max-height: 0;
  transition: max-height 0.3s ease, padding 0.3s;
}

.sln-faq__item.is-open .sln-faq__answer {
  max-height: 400px;
  padding-bottom: 20px;
}

.sln-faq__answer p {
  font-size: 15px;
  line-height: 1.7;
  color: var(--sln-fg-light-secondary);
}

/* ============================
   SECURITY PAGE
   ============================ */
.sln-security-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  margin-top: 40px;
}

.sln-security-card {
  background: var(--sln-bg-white);
  border: 1px solid rgba(17,19,24,0.08);
  border-radius: var(--card-radius);
  padding: 28px;
}

.sln-security-card__icon {
  width: 40px;
  height: 40px;
  border-radius: 8px;
  background: rgba(99,102,241,0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
  color: var(--sln-indigo-aa-light);
  font-size: 18px;
}

.sln-security-card h3 {
  font-size: 16px;
  font-weight: 600;
  color: var(--sln-fg-light-primary);
  margin-bottom: 8px;
}

.sln-security-card p {
  font-size: 14px;
  line-height: 1.65;
  color: var(--sln-fg-light-secondary);
}

/* ============================
   ABOUT PAGE
   ============================ */
.sln-team-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  margin-top: 48px;
}

.sln-team-card {
  text-align: center;
}

.sln-team-card__avatar {
  width: 96px;
  height: 96px;
  border-radius: 50%;
  overflow: hidden;
  margin: 0 auto 16px;
  object-fit: cover;
}

.sln-team-card__avatar-letter {
  width: 96px;
  height: 96px;
  border-radius: 50%;
  background: rgba(99,102,241,0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 16px;
  font-size: 32px;
  font-weight: 700;
  color: var(--sln-indigo-aa-light);
}

.sln-team-card__name {
  font-size: 17px;
  font-weight: 600;
  color: var(--sln-fg-light-primary);
  margin-bottom: 4px;
}

.sln-team-card__title {
  font-size: 13px;
  color: var(--sln-fg-light-secondary);
}

/* ============================
   BLOG
   ============================ */
.sln-blog-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  margin-top: 48px;
}

.sln-blog-card {
  background: var(--sln-bg-white);
  border: 1px solid rgba(17,19,24,0.08);
  border-radius: var(--card-radius);
  overflow: hidden;
  transition: box-shadow 0.2s, transform 0.2s;
}

.sln-blog-card:hover {
  box-shadow: 0 8px 32px rgba(99,102,241,0.1);
  transform: translateY(-2px);
}

.sln-blog-card__cover {
  width: 100%;
  aspect-ratio: 16/9;
  object-fit: cover;
  background: var(--sln-bg-dark-alt);
}

.sln-blog-card__body {
  padding: 20px 24px 24px;
}

.sln-blog-card__category {
  display: inline-block;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--sln-indigo-aa-light);
  background: rgba(99,102,241,0.08);
  padding: 3px 8px;
  border-radius: 4px;
  margin-bottom: 10px;
}

.sln-blog-card__title {
  font-size: 17px;
  font-weight: 600;
  color: var(--sln-fg-light-primary);
  line-height: 1.4;
  margin-bottom: 8px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.sln-blog-card:hover .sln-blog-card__title {
  color: var(--sln-indigo-aa-light);
}

.sln-blog-card__excerpt {
  font-size: 13px;
  line-height: 1.6;
  color: var(--sln-fg-light-secondary);
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin-bottom: 12px;
}

.sln-blog-card__meta {
  font-size: 12px;
  color: var(--sln-fg-light-secondary);
}

/* Blog article page */
.sln-blog-hero {
  background: var(--sln-bg-white);
  padding: 72px 0 56px;
  border-bottom: 1px solid rgba(17,19,24,0.08);
}

.sln-blog-hero__inner {
  max-width: 800px;
  margin: 0 auto;
  padding: 0 24px;
}

.sln-blog-hero__category {
  display: inline-block;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--sln-indigo-aa-light);
  margin-bottom: 16px;
}

.sln-blog-hero__h1 {
  font-size: clamp(28px, 3.5vw, 44px);
  font-weight: 700;
  line-height: 1.2;
  color: var(--sln-fg-light-primary);
  margin-bottom: 16px;
}

.sln-blog-hero__meta {
  font-size: 14px;
  color: var(--sln-fg-light-secondary);
  margin-bottom: 28px;
}

.sln-blog-hero__cover {
  width: 100%;
  border-radius: 10px;
  max-height: 400px;
  object-fit: cover;
}

.sln-blog-article {
  padding: 56px 0 80px;
}

/* Light page context — ensure these containers render readable */
body.sln-page--light-top .sln-blog-content h1,
body.sln-page--light-top .sln-blog-content h2,
body.sln-page--light-top .sln-blog-content h3 {
  color: var(--sln-fg-light-primary);
  font-weight: 600;
  line-height: 1.3;
  margin: 1.5em 0 0.6em;
}

body.sln-page--light-top .sln-blog-content p,
body.sln-page--light-top .sln-blog-content li {
  color: var(--sln-fg-light-secondary);
  font-size: 16px;
  line-height: 1.75;
}

body.sln-page--light-top .sln-blog-content ul,
body.sln-page--light-top .sln-blog-content ol {
  padding-left: 24px;
  margin: 1em 0;
}

body.sln-page--light-top .sln-blog-content ul li { list-style: disc; }
body.sln-page--light-top .sln-blog-content ol li { list-style: decimal; }

body.sln-page--light-top .sln-blog-content a {
  color: var(--sln-indigo-aa-light);
  text-decoration: underline;
}

body.sln-page--light-top .sln-blog-content code {
  font-family: var(--font-mono);
  font-size: 13px;
  background: var(--sln-bg-light);
  padding: 2px 6px;
  border-radius: 4px;
  color: var(--sln-fg-light-primary);
}

/* Legal page content */
body.sln-page--light-top .sln-legal-content h1 {
  font-size: clamp(28px, 3.5vw, 42px);
  font-weight: 700;
  color: var(--sln-fg-light-primary);
  margin-bottom: 8px;
}

body.sln-page--light-top .sln-legal-content h2 {
  font-size: 22px;
  font-weight: 600;
  color: var(--sln-fg-light-primary);
  margin: 2em 0 0.75em;
}

body.sln-page--light-top .sln-legal-content h3 {
  font-size: 17px;
  font-weight: 600;
  color: var(--sln-fg-light-primary);
  margin: 1.5em 0 0.5em;
}

body.sln-page--light-top .sln-legal-content p,
body.sln-page--light-top .sln-legal-content li {
  font-size: 15px;
  line-height: 1.75;
  color: var(--sln-fg-light-secondary);
}

body.sln-page--light-top .sln-legal-content ul,
body.sln-page--light-top .sln-legal-content ol {
  padding-left: 24px;
  margin: 0.75em 0;
}

body.sln-page--light-top .sln-legal-content ul li { list-style: disc; }
body.sln-page--light-top .sln-legal-content ol li { list-style: decimal; }

body.sln-page--light-top .sln-legal-content a {
  color: var(--sln-indigo-aa-light);
  text-decoration: underline;
}

body.sln-page--light-top .sln-legal-content address {
  font-style: normal;
  background: var(--sln-bg-light);
  border-radius: 8px;
  padding: 20px 24px;
  margin-top: 12px;
  color: var(--sln-fg-light-secondary);
  line-height: 1.85;
}

.sln-legal-meta {
  font-size: 14px;
  color: var(--sln-fg-light-secondary);
  margin-bottom: 6px;
}

.sln-legal-table {
  width: 100%;
  border-collapse: collapse;
  margin: 16px 0;
}

.sln-legal-table th,
.sln-legal-table td {
  padding: 10px 16px;
  text-align: left;
  border: 1px solid rgba(17,19,24,0.1);
  font-size: 14px;
  color: var(--sln-fg-light-secondary);
}

.sln-legal-table th {
  background: var(--sln-bg-light);
  font-weight: 600;
  color: var(--sln-fg-light-primary);
}

/* ============================
   CONTACT & FORMS
   ============================ */
.sln-form {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.sln-form__group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.sln-form__label {
  font-size: 14px;
  font-weight: 500;
  color: var(--sln-fg-light-secondary);
}

/* Form label on dark backgrounds */
.sln-form--dark .sln-form__label {
  color: var(--sln-fg-dark-secondary);
}

.sln-form__input,
.sln-form__textarea,
.sln-form__select {
  font-family: var(--font-sans);
  font-size: 15px;
  padding: 11px 14px;
  border-radius: 6px;
  border: 1px solid rgba(17,19,24,0.2);
  background: var(--sln-bg-white);
  color: var(--sln-fg-light-primary);
  transition: border-color 0.15s, box-shadow 0.15s;
  outline: none;
  width: 100%;
}

.sln-form__input:focus,
.sln-form__textarea:focus,
.sln-form__select:focus {
  border-color: var(--sln-indigo);
  box-shadow: 0 0 0 3px rgba(99,102,241,0.12);
}

.sln-form__select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%234B5563' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  padding-right: 36px;
  cursor: pointer;
}

.sln-form__select option {
  background: var(--sln-bg-white);
  color: var(--sln-fg-light-primary);
}

/* Dark form inputs */
.sln-form--dark .sln-form__input,
.sln-form--dark .sln-form__textarea {
  background: var(--sln-bg-dark-alt);
  border-color: rgba(99,102,241,0.2);
  color: var(--sln-fg-dark-primary);
}

.sln-form--dark .sln-form__input:focus,
.sln-form--dark .sln-form__textarea:focus {
  border-color: var(--sln-indigo-aa-dark);
  box-shadow: 0 0 0 3px rgba(99,102,241,0.12);
}

.sln-form--dark .sln-form__input::placeholder,
.sln-form--dark .sln-form__textarea::placeholder {
  color: var(--sln-fg-dark-secondary);
}

.sln-form__textarea { min-height: 140px; resize: vertical; }

/* ============================
   FORM GROUP (contact / auth pages)
   ============================ */
.sln-form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 18px;
}

.sln-form-group label {
  font-size: 13px;
  font-weight: 600;
  color: var(--sln-fg-dark-secondary);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.sln-form-group__link {
  font-size: 12px;
  color: var(--sln-indigo-aa-dark);
  font-weight: 400;
}

.sln-form-group__link:hover { text-decoration: underline; }

.sln-form-group input[type="text"],
.sln-form-group input[type="email"],
.sln-form-group input[type="password"],
.sln-form-group textarea {
  font-family: var(--font-sans);
  font-size: 15px;
  padding: 11px 14px;
  border-radius: 6px;
  border: 1px solid rgba(99,102,241,0.18);
  background: var(--sln-bg-dark-alt);
  color: var(--sln-fg-dark-primary);
  transition: border-color 0.15s, box-shadow 0.15s;
  outline: none;
  width: 100%;
}

.sln-form-group input[type="text"]:focus,
.sln-form-group input[type="email"]:focus,
.sln-form-group input[type="password"]:focus,
.sln-form-group textarea:focus {
  border-color: var(--sln-indigo-aa-dark);
  box-shadow: 0 0 0 3px rgba(99,102,241,0.12);
}

.sln-form-group input::placeholder,
.sln-form-group textarea::placeholder {
  color: var(--sln-fg-dark-secondary);
  opacity: 0.7;
}

.sln-form-group textarea {
  min-height: 130px;
  resize: vertical;
}

/* On light backgrounds (contact form) */
.sln-subhero__form-panel .sln-form-group label {
  color: var(--sln-fg-light-secondary);
}

.sln-subhero__form-panel .sln-form-group input[type="text"],
.sln-subhero__form-panel .sln-form-group input[type="email"],
.sln-subhero__form-panel .sln-form-group textarea {
  background: var(--sln-bg-light);
  border-color: rgba(17,19,24,0.15);
  color: var(--sln-fg-light-primary);
}

.sln-subhero__form-panel .sln-form-group input::placeholder,
.sln-subhero__form-panel .sln-form-group textarea::placeholder {
  color: var(--sln-fg-light-secondary);
}

.sln-subhero__form-panel .sln-form-group input:focus,
.sln-subhero__form-panel .sln-form-group textarea:focus {
  border-color: var(--sln-indigo-aa-light);
  box-shadow: 0 0 0 3px rgba(99,102,241,0.1);
}

/* ============================
   LOGIN PAGES
   ============================ */
.sln-auth {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--sln-bg-dark);
  padding: 40px 24px;
}

.sln-auth__card {
  background: var(--sln-bg-dark-alt);
  border: 1px solid rgba(99,102,241,0.18);
  border-radius: 14px;
  padding: 48px 44px;
  width: 100%;
  max-width: 420px;
  box-shadow: 0 24px 64px rgba(0,0,0,0.4);
}

.sln-auth__logo {
  height: 28px;
  width: auto;
  max-width: 140px;
  display: block;
  margin: 0 auto 32px;
}

.sln-auth__h1 {
  font-size: 24px;
  font-weight: 700;
  color: var(--sln-fg-dark-primary);
  text-align: center;
  margin-bottom: 8px;
}

.sln-auth__sub {
  font-size: 14px;
  color: var(--sln-fg-dark-secondary);
  text-align: center;
  margin-bottom: 32px;
  line-height: 1.55;
}

.sln-auth__link {
  text-align: center;
  font-size: 14px;
  color: var(--sln-fg-dark-secondary);
  margin-top: 20px;
}

.sln-auth__link a {
  color: var(--sln-indigo-aa-dark);
  text-decoration: underline;
}

/* Reset password — light page */
.sln-auth--light {
  background: var(--sln-bg-white);
}

.sln-auth--light .sln-auth__card {
  background: var(--sln-bg-white);
  border-color: rgba(17,19,24,0.1);
  box-shadow: 0 4px 32px rgba(17,19,24,0.08);
}

.sln-auth--light .sln-auth__h1 {
  color: var(--sln-fg-light-primary);
}

.sln-auth--light .sln-auth__sub {
  color: var(--sln-fg-light-secondary);
}

.sln-auth--light .sln-auth__link {
  color: var(--sln-fg-light-secondary);
}

.sln-auth--light .sln-auth__link a {
  color: var(--sln-indigo-aa-light);
}

/* ============================
   INTEGRATION DEPTH PAGES
   ============================ */
.sln-field-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 24px;
}

.sln-field-table th,
.sln-field-table td {
  padding: 12px 16px;
  text-align: left;
  border: 1px solid rgba(17,19,24,0.08);
  font-size: 14px;
}

.sln-field-table th {
  background: var(--sln-bg-light);
  font-weight: 600;
  color: var(--sln-fg-light-primary);
}

.sln-field-table td { color: var(--sln-fg-light-secondary); }

.sln-field-table td:first-child {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--sln-indigo-aa-light);
}

.sln-setup-steps {
  display: flex;
  flex-direction: column;
  gap: 32px;
  margin-top: 40px;
}

.sln-setup-step {
  display: grid;
  grid-template-columns: 48px 1fr;
  gap: 20px;
  align-items: start;
}

.sln-setup-step__num {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--sln-indigo);
  color: #fff;
  font-size: 18px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.sln-setup-step__content h3 {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 8px;
}

.sln-section--light .sln-setup-step__content h3,
.sln-section--white .sln-setup-step__content h3 {
  color: var(--sln-fg-light-primary);
}

.sln-section--light .sln-setup-step__content p,
.sln-section--white .sln-setup-step__content p {
  color: var(--sln-fg-light-secondary);
}

.sln-setup-step__content p {
  font-size: 15px;
  line-height: 1.65;
}

/* Inline code in light sections */
.sln-section--white code,
.sln-section--light code,
.sln-section--cream code {
  font-family: var(--font-mono);
  font-size: 13px;
  background: var(--sln-bg-light);
  color: var(--sln-fg-light-primary);
  padding: 2px 6px;
  border-radius: 4px;
}

/* ============================
   UTILITY CLASSES
   ============================ */
.sln-text-center { text-align: center; }
.sln-text-left   { text-align: left; }
.sln-mt-4  { margin-top: 16px; }
.sln-mt-6  { margin-top: 24px; }
.sln-mt-8  { margin-top: 32px; }
.sln-mt-12 { margin-top: 48px; }
.sln-mb-4  { margin-bottom: 16px; }
.sln-mb-6  { margin-bottom: 24px; }
.sln-mb-8  { margin-bottom: 32px; }

/* Fade-in animation with failsafe */
.fade-in {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.55s ease, transform 0.55s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Failsafe: after 1.2s force visible regardless of IO */
@keyframes sln-force-visible {
  to { opacity: 1; transform: none; }
}

.fade-in {
  animation: sln-force-visible 0.01s 1.2s forwards;
}

/* ============================
   RESPONSIVE — TABLET
   ============================ */
@media (max-width: 1024px) {
  .sln-hero__inner {
    grid-template-columns: 1fr;
    max-width: 700px;
  }

  .sln-hero__visual { display: none; }

  .sln-subhero__inner {
    grid-template-columns: 1fr;
    max-width: 700px;
  }

  .sln-subhero--light .sln-subhero__inner {
    grid-template-columns: 1fr;
  }

  .sln-problem__grid { grid-template-columns: repeat(2, 1fr); }
  .sln-product-overview__grid { grid-template-columns: repeat(2, 1fr); }
  .sln-integrations-strip__grid { grid-template-columns: repeat(2, 1fr); }
  .sln-pricing-tiers { grid-template-columns: 1fr; max-width: 480px; margin: 52px auto 0; }
  .sln-team-grid { grid-template-columns: repeat(2, 1fr); }
  .sln-blog-grid { grid-template-columns: repeat(2, 1fr); }

  .sln-footer__top { grid-template-columns: 1fr 1fr; }

  .sln-latency__stats {
    grid-template-columns: 1fr 1fr 1fr;
    gap: 24px;
  }
  .sln-latency__divider { display: none; }
  .sln-latency__stats {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* ============================
   RESPONSIVE — MOBILE
   ============================ */
@media (max-width: 768px) {
  :root {
    --section-padding-desktop: 64px 0;
  }

  /* Nav mobile */
  .sln-nav__links { display: none; }
  .sln-nav__actions { display: none; }
  .sln-nav__hamburger { display: flex; }

  /* Hero */
  .sln-hero { min-height: auto; padding: 80px 0 64px; }
  .sln-hero__inner { grid-template-columns: 1fr; }
  .sln-hero__visual { display: none; }
  .sln-hero__sub { font-size: 16px; }

  /* Subhero */
  .sln-subhero { padding: 72px 0 56px; }
  .sln-subhero__inner { grid-template-columns: 1fr; }
  .sln-subhero--light .sln-subhero__inner { grid-template-columns: 1fr; }
  .sln-subhero__deco { display: none; }

  /* Problem */
  .sln-problem__grid { grid-template-columns: 1fr; }

  /* Product overview */
  .sln-product-overview__grid { grid-template-columns: 1fr; }

  /* Latency */
  .sln-latency__stats {
    grid-template-columns: 1fr;
    gap: 0;
    border: 1px solid rgba(99,102,241,0.15);
    border-radius: var(--card-radius);
    overflow: hidden;
  }

  .sln-latency__stat {
    border-bottom: 1px solid rgba(99,102,241,0.1);
    padding: 24px;
  }

  .sln-latency__stat:last-child { border-bottom: none; }
  .sln-latency__divider { display: none; }

  /* Use cases */
  .sln-usecases__panel.is-active { grid-template-columns: 1fr; }

  /* Integrations */
  .sln-integrations-strip__grid { grid-template-columns: 1fr; }

  /* Testimonials */
  .sln-testimonials__grid { grid-template-columns: 1fr; }

  /* Pricing */
  .sln-pricing-tiers { grid-template-columns: 1fr; }

  /* Blog */
  .sln-blog-grid { grid-template-columns: 1fr; }

  /* Team */
  .sln-team-grid { grid-template-columns: 1fr; max-width: 300px; margin: 48px auto 0; }

  /* Security */
  .sln-security-grid { grid-template-columns: 1fr; }

  /* Footer */
  .sln-footer__top { grid-template-columns: 1fr 1fr; gap: 24px; }
  .sln-footer__brand { grid-column: 1 / -1; }
  .sln-footer__bottom { flex-direction: column; align-items: flex-start; gap: 12px; }

  /* Cookie banner */
  .cookie-banner__inner { flex-direction: column; align-items: flex-start; gap: 12px; }
}