/* ============================================================
   Blocks (blocksdiy.org) — bks.css
   Brand prefix: bks
   Theme: dark-native, teal accent #00B8A2, Inter + IBM Plex Mono
   ============================================================ */

/* ── Reset & base ─────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bks-bg:          #0C0F14;
  --bks-bg2:         #131820;
  --bks-surface:     #1A2130;
  --bks-light:       #F7F8FA;
  --bks-light-alt:   #EEF1F6;
  --bks-teal:        #00B8A2;
  --bks-teal-hover:  #00A090;
  --bks-teal-muted:  rgba(0,184,162,0.12);
  --bks-white:       #FFFFFF;
  --bks-text-dim:    #9AAEC4;
  --bks-dark-text:   #0D1A2B;
  --bks-mid-text:    #4A5E74;
  --bks-border-dark: rgba(255,255,255,0.08);
  --bks-border-light:#DDE3EC;
  --bks-code-bg:     #0A0D12;
  --bks-danger:      #E05252;
  --bks-nav-h:       64px;
  --bks-radius:      8px;
  --bks-radius-btn:  6px;
  --bks-radius-tag:  4px;
}

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  font-size: 1rem;
  line-height: 1.6;
  color: var(--bks-white);
  background: var(--bks-bg);
  -webkit-font-smoothing: antialiased;
}

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

/* ── Typography scale ────────────────────────────────────── */
h1 { font-size: clamp(2.4rem, 5vw, 3.6rem); font-weight: 700; line-height: 1.15; letter-spacing: -0.02em; }
h2 { font-size: clamp(1.8rem, 3.5vw, 2.6rem); font-weight: 700; line-height: 1.2; letter-spacing: -0.015em; }
h3 { font-size: 1.25rem; font-weight: 600; line-height: 1.35; }
h4 { font-size: 1rem; font-weight: 600; }
p { margin-bottom: 1rem; }
p:last-child { margin-bottom: 0; }

code, .bks-mono, .blk-mono {
  font-family: 'IBM Plex Mono', 'Courier New', monospace;
  font-size: 0.8rem;
}

/* ── Container ──────────────────────────────────────────── */
.bks-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ── Buttons ─────────────────────────────────────────────── */
.bks-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 11px 22px;
  border-radius: var(--bks-radius-btn);
  font-size: 0.9rem;
  font-weight: 600;
  line-height: 1;
  transition: background 0.15s, color 0.15s, border-color 0.15s, opacity 0.15s;
  border: 1.5px solid transparent;
  white-space: nowrap;
}
.bks-btn--primary {
  background: var(--bks-teal);
  color: #fff;
  border-color: var(--bks-teal);
}
.bks-btn--primary:hover {
  background: var(--bks-teal-hover);
  border-color: var(--bks-teal-hover);
}
.bks-btn--ghost {
  background: transparent;
  color: var(--bks-white);
  border-color: var(--bks-border-dark);
}
.bks-btn--ghost:hover {
  border-color: rgba(255,255,255,0.25);
  color: #fff;
}
.bks-btn--ghost-dark {
  background: transparent;
  color: var(--bks-dark-text);
  border-color: var(--bks-border-light);
}
.bks-btn--ghost-dark:hover {
  border-color: var(--bks-teal);
  color: var(--bks-teal);
}
.bks-btn--text {
  padding: 0;
  border: none;
  background: none;
  color: var(--bks-teal);
  font-weight: 500;
  font-size: 0.9rem;
}
.bks-btn--text:hover { color: var(--bks-teal-hover); }
.bks-btn-arrow { font-size: 1rem; }

/* ── NAV ─────────────────────────────────────────────────── */
.bks-nav {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--bks-nav-h);
  display: flex;
  align-items: center;
  background: transparent;
  transition: background 0.2s, box-shadow 0.2s;
}
.bks-nav--scrolled {
  background: var(--bks-bg);
  box-shadow: 0 1px 0 var(--bks-border-dark);
}

/* Light-top pages: force solid nav from scroll=0 */
body.bks-page--light-top .bks-nav {
  background: var(--bks-bg);
  box-shadow: 0 1px 0 var(--bks-border-dark);
}

.bks-nav__inner {
  display: flex;
  align-items: center;
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  gap: 0;
}

.bks-nav__logo {
  display: flex;
  align-items: center;
  flex-shrink: 0;
  margin-right: 32px;
}
.bks-nav__logo img {
  height: 28px;
  width: auto;
  max-width: 160px;
}

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

.bks-nav__link {
  position: relative;
  display: flex;
  align-items: center;
  gap: 5px;
  padding: 8px 12px;
  font-size: 0.875rem;
  font-weight: 500;
  color: rgba(255,255,255,0.82);
  border-radius: var(--bks-radius-tag);
  transition: color 0.15s, background 0.15s;
  white-space: nowrap;
}
.bks-nav__link:hover { color: #fff; background: var(--bks-border-dark); }
.bks-nav__link--active { color: #fff; }

/* Dropdown chevron */
.bks-nav__chevron {
  width: 12px;
  height: 12px;
  opacity: 0.6;
  transition: transform 0.2s;
}

/* Nav dropdown */
.bks-nav__dropdown {
  position: relative;
}
.bks-nav__dropdown:hover .bks-nav__dropdown-menu,
.bks-nav__dropdown:focus-within .bks-nav__dropdown-menu {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}
.bks-nav__dropdown:hover .bks-nav__chevron {
  transform: rotate(180deg);
}

.bks-nav__dropdown-menu {
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  min-width: 220px;
  background: var(--bks-surface);
  border: 1px solid var(--bks-border-dark);
  border-radius: var(--bks-radius);
  padding: 6px;
  opacity: 0;
  pointer-events: none;
  transform: translateY(-6px);
  transition: opacity 0.15s, transform 0.15s;
  box-shadow: 0 8px 24px rgba(0,0,0,0.4);
}
.bks-nav__dropdown-item {
  display: block;
  padding: 9px 14px;
  border-radius: 5px;
  color: rgba(255,255,255,0.82);
  font-size: 0.875rem;
  transition: background 0.1s, color 0.1s;
}
.bks-nav__dropdown-item:hover {
  background: var(--bks-border-dark);
  color: #fff;
}
.bks-nav__dropdown-item-desc {
  display: block;
  font-size: 0.78rem;
  color: var(--bks-text-dim);
  margin-top: 2px;
}

/* Light-top page dropdowns */
body.bks-page--light-top .bks-nav__dropdown-menu {
  background: var(--bks-bg2);
  border-color: var(--bks-border-dark);
}

.bks-nav__actions {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-left: auto;
  flex-shrink: 0;
}
.bks-nav__action-link {
  font-size: 0.875rem;
  font-weight: 500;
  color: rgba(255,255,255,0.82);
  padding: 8px 10px;
  border-radius: var(--bks-radius-tag);
  transition: color 0.15s;
  white-space: nowrap;
}
.bks-nav__action-link:hover { color: #fff; }
.bks-nav__action-link--active { color: #fff; }
.bks-nav__cta {
  padding: 8px 18px;
  font-size: 0.875rem;
}

/* Hamburger */
.bks-nav__hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 36px;
  height: 36px;
  background: transparent;
  border: none;
  margin-left: auto;
  flex-shrink: 0;
  padding: 4px;
}
.bks-nav__hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: rgba(255,255,255,0.9);
  border-radius: 2px;
  transition: transform 0.2s, opacity 0.2s;
}
.bks-nav__hamburger.is-open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.bks-nav__hamburger.is-open span:nth-child(2) { opacity: 0; }
.bks-nav__hamburger.is-open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Mobile menu */
.bks-nav__mobile {
  display: none;
  position: fixed;
  top: var(--bks-nav-h);
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--bks-bg);
  padding: 24px;
  overflow-y: auto;
  z-index: 99;
  flex-direction: column;
  gap: 4px;
}
.bks-nav__mobile.is-open { display: flex; }
.bks-nav__mobile-link {
  display: block;
  padding: 12px 8px;
  font-size: 1rem;
  font-weight: 500;
  color: rgba(255,255,255,0.82);
  border-bottom: 1px solid var(--bks-border-dark);
  transition: color 0.15s;
}
.bks-nav__mobile-link:hover { color: #fff; }
.bks-nav__mobile-heading {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--bks-text-dim);
  padding: 16px 8px 4px;
}
.bks-nav__mobile-cta {
  margin-top: 20px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

/* ── HERO ─────────────────────────────────────────────────── */
.bks-hero {
  background: var(--bks-bg);
  padding: 80px 0 96px;
  position: relative;
  overflow: hidden;
}
.bks-hero::before {
  content: '';
  position: absolute;
  top: -120px;
  right: -60px;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(0,184,162,0.06) 0%, transparent 65%);
  pointer-events: none;
}
.bks-hero__inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: 64px;
}
.bks-hero__eyebrow {
  display: inline-block;
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.78rem;
  font-weight: 500;
  color: var(--bks-teal);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 16px;
}
.bks-hero__title {
  color: var(--bks-white);
  margin-bottom: 20px;
}
.bks-hero__sub {
  font-size: 1.1rem;
  color: var(--bks-text-dim);
  line-height: 1.65;
  max-width: 520px;
  margin-bottom: 36px;
}
.bks-hero__actions {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}
.bks-hero__visual {
  display: flex;
  justify-content: center;
  align-items: center;
}
/* hero text wrapper */
.bks-hero__text {
  display: flex;
  flex-direction: column;
}

/* ── TRUST STRIP ─────────────────────────────────────────── */
.bks-trust {
  background: var(--bks-bg2);
  padding: 40px 0;
  border-top: 1px solid var(--bks-border-dark);
  border-bottom: 1px solid var(--bks-border-dark);
}
.bks-trust__inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
}
.bks-trust__badges {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: center;
}
.bks-trust__badge {
  border: 1px solid var(--bks-border-dark);
  border-radius: 99px;
  padding: 7px 16px;
  font-size: 0.83rem;
  color: var(--bks-text-dim);
  background: transparent;
  white-space: nowrap;
}
.bks-trust__tagline {
  font-size: 0.875rem;
  color: rgba(154,174,196,0.7);
  text-align: center;
}

/* ── HOW IT WORKS ────────────────────────────────────────── */
.bks-how {
  background: var(--bks-light);
  padding: 96px 0;
}
.bks-how__inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}
.bks-how__header {
  text-align: center;
  margin-bottom: 56px;
}
.bks-how__header h2 { color: var(--bks-dark-text); }
.bks-how__steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}
.bks-how__step {
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.bks-how__num {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.78rem;
  font-weight: 500;
  color: var(--bks-teal);
  letter-spacing: 0.06em;
}
.bks-how__step h3 { color: var(--bks-dark-text); }
.bks-how__step p { color: var(--bks-mid-text); font-size: 0.95rem; }

/* ── FEATURE SPLIT ───────────────────────────────────────── */
.bks-feature {
  padding: 96px 0;
}
.bks-feature--light { background: var(--bks-light); }
.bks-feature--light-alt { background: var(--bks-light-alt); }

.bks-feature__inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: 64px;
}
.bks-feature__inner--reverse { direction: rtl; }
.bks-feature__inner--reverse > * { direction: ltr; }

.bks-feature__text { display: flex; flex-direction: column; gap: 16px; }
.bks-feature__eyebrow {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.78rem;
  color: var(--bks-teal);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-weight: 500;
}
.bks-feature__text h2 { color: var(--bks-dark-text); }
.bks-feature__text p { color: var(--bks-mid-text); font-size: 0.975rem; line-height: 1.7; }
.bks-feature__visual {
  border-radius: var(--bks-radius);
  overflow: hidden;
  box-shadow: 0 4px 24px rgba(0,0,0,0.08);
  background: var(--bks-light-alt);
}
.bks-feature__visual img {
  width: 100%;
  height: auto;
  display: block;
}

/* ── USE CASE CARDS ─────────────────────────────────────── */
.bks-usecases {
  background: var(--bks-light-alt);
  padding: 96px 0;
}
.bks-usecases__inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}
.bks-usecases__header {
  text-align: center;
  margin-bottom: 48px;
}
.bks-usecases__header h2 { color: var(--bks-dark-text); }
.bks-usecases__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.bks-usecase-card {
  background: #fff;
  border: 1px solid var(--bks-border-light);
  border-radius: var(--bks-radius);
  padding: 28px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.bks-usecase-card__role {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--bks-teal);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}
.bks-usecase-card h3 { color: var(--bks-dark-text); font-size: 1.05rem; }
.bks-usecase-card p { color: var(--bks-mid-text); font-size: 0.9rem; line-height: 1.6; }

/* ── CTA BAND ────────────────────────────────────────────── */
.bks-cta-band {
  background: var(--bks-bg2);
  padding: 96px 0;
  border-top: 1px solid var(--bks-border-dark);
}
.bks-cta-band__inner {
  max-width: 900px;
  margin: 0 auto;
  padding: 0 24px;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 48px;
  align-items: center;
}
.bks-cta-band__text h2 { color: var(--bks-white); margin-bottom: 12px; }
.bks-cta-band__text p { color: var(--bks-text-dim); }
.bks-cta-band__actions {
  display: flex;
  flex-direction: column;
  gap: 10px;
  align-items: center;
}

/* CTA topology SVG container */
.bks-cta-topology {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}
.bks-cta-topology__text h2 { color: var(--bks-white); margin-bottom: 12px; }
.bks-cta-topology__text p { color: var(--bks-text-dim); margin-bottom: 28px; }
.bks-cta-topology__actions { display: flex; gap: 12px; flex-wrap: wrap; }

/* ── FOOTER ──────────────────────────────────────────────── */
.bks-footer {
  background: var(--bks-bg);
  border-top: 1px solid var(--bks-border-dark);
  padding: 64px 0 0;
}
.bks-footer__inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  display: grid;
  grid-template-columns: 1.5fr repeat(4, 1fr);
  gap: 40px;
}
.bks-footer__brand {
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.bks-footer__logo img {
  height: 28px;
  width: auto;
}
.bks-footer__desc {
  font-size: 0.875rem;
  color: var(--bks-text-dim);
  line-height: 1.6;
  max-width: 240px;
}
.bks-footer__col-heading {
  font-size: 0.78rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--bks-text-dim);
  margin-bottom: 16px;
}
.bks-footer__links {
  display: flex;
  flex-direction: column;
  gap: 9px;
}
.bks-footer__link {
  font-size: 0.875rem;
  color: rgba(154,174,196,0.8);
  transition: color 0.15s;
}
.bks-footer__link:hover { color: #fff; }

.bks-footer__bottom {
  margin-top: 48px;
  border-top: 1px solid var(--bks-border-dark);
  padding: 20px 24px;
  max-width: 1200px;
  margin-left: auto;
  margin-right: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}
.bks-footer__copy {
  font-size: 0.8rem;
  color: rgba(154,174,196,0.5);
}
.bks-footer__addr {
  font-size: 0.78rem;
  color: rgba(154,174,196,0.45);
}

/* ── COOKIE BANNER ───────────────────────────────────────── */
.bks-cookie {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: var(--bks-surface);
  border-top: 1px solid var(--bks-border-dark);
  z-index: 200;
  padding: 18px 24px;
  display: none;
}
.bks-cookie.is-visible { display: block; }
.bks-cookie__inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 24px;
  flex-wrap: wrap;
}
.bks-cookie__text {
  flex: 1;
  font-size: 0.875rem;
  color: var(--bks-text-dim);
  min-width: 200px;
}
.bks-cookie__text a { color: var(--bks-teal); text-decoration: underline; }
.bks-cookie__actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}
.bks-cookie__accept {
  padding: 9px 18px;
  background: var(--bks-teal);
  color: #fff;
  border: none;
  border-radius: var(--bks-radius-btn);
  font-size: 0.875rem;
  font-weight: 600;
  transition: background 0.15s;
}
.bks-cookie__accept:hover { background: var(--bks-teal-hover); }
.bks-cookie__essential {
  padding: 9px 18px;
  background: transparent;
  color: var(--bks-text-dim);
  border: 1px solid var(--bks-border-dark);
  border-radius: var(--bks-radius-btn);
  font-size: 0.875rem;
  font-weight: 500;
  transition: border-color 0.15s, color 0.15s;
}
.bks-cookie__essential:hover { border-color: rgba(255,255,255,0.2); color: #fff; }

/* Body padding when cookie visible */
body.bks-cookie-visible { padding-bottom: 80px; }

/* ── FADE-IN ANIMATION ───────────────────────────────────── */
.fade-in {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}
.fade-in.visible {
  opacity: 1;
  transform: none;
}

/* ── SUB-PAGE HERO ───────────────────────────────────────── */
.bks-subhero {
  background: var(--bks-bg);
  padding: 72px 0 80px;
  position: relative;
  overflow: hidden;
}
.bks-subhero::before {
  content: '';
  position: absolute;
  top: -80px;
  right: -40px;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(0,184,162,0.05) 0%, transparent 65%);
  pointer-events: none;
}
.bks-subhero__inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: 48px;
}
.bks-subhero__inner--centered {
  grid-template-columns: 1fr;
  max-width: 760px;
}
.bks-subhero__eyebrow {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.78rem;
  color: var(--bks-teal);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 12px;
}
.bks-subhero__title {
  font-size: clamp(1.9rem, 3.5vw, 2.8rem);
  font-weight: 700;
  color: var(--bks-white);
  margin-bottom: 16px;
  line-height: 1.2;
  letter-spacing: -0.015em;
}
.bks-subhero__sub {
  color: var(--bks-text-dim);
  font-size: 1.05rem;
  line-height: 1.65;
  max-width: 500px;
}
.bks-subhero__visual {
  display: flex;
  justify-content: center;
  align-items: center;
}
/* subhero text wrapper (optional div inside __inner) */
.bks-subhero__text {
  display: flex;
  flex-direction: column;
}
/* centered variant: single-col inner is already handled by __inner--centered;
   this modifier targets the section-level padding adjustment */
.bks-subhero--centered {
  text-align: center;
}
.bks-subhero__stat-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.bks-subhero__stat {
  background: var(--bks-surface);
  border: 1px solid var(--bks-border-dark);
  border-radius: var(--bks-radius);
  padding: 20px;
  text-align: center;
}
.bks-subhero__stat-val {
  display: block;
  font-family: 'IBM Plex Mono', monospace;
  font-size: 1.5rem;
  font-weight: 500;
  color: var(--bks-teal);
  margin-bottom: 4px;
}
.bks-subhero__stat-label {
  font-size: 0.78rem;
  color: var(--bks-text-dim);
  line-height: 1.3;
}

/* ── SECTION UTILITIES ───────────────────────────────────── */
.bks-section--dark { background: var(--bks-bg); color: var(--bks-white); }
.bks-section--dark2 { background: var(--bks-bg2); color: var(--bks-white); }
.bks-section--surface { background: var(--bks-surface); color: var(--bks-white); }
.bks-section--light { background: var(--bks-light); color: var(--bks-dark-text); }
.bks-section--light-alt { background: var(--bks-light-alt); color: var(--bks-dark-text); }

.bks-section { padding: 96px 0; }
.bks-section--sm { padding: 64px 0; }

.bks-section__header { text-align: center; margin-bottom: 56px; }
.bks-section__header h2 { margin-bottom: 12px; }
.bks-section__header p { max-width: 560px; margin: 0 auto; font-size: 1.05rem; }

/* ── PRICING ────────────────────────────────────────────── */
.bks-pricing__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  align-items: start;
}
.bks-pricing-card {
  background: #fff;
  border: 1px solid var(--bks-border-light);
  border-radius: var(--bks-radius);
  padding: 32px;
  position: relative;
}
.bks-pricing-card--highlight {
  border-color: var(--bks-teal);
  box-shadow: 0 0 0 2px var(--bks-teal-muted);
}
.bks-pricing-badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--bks-teal);
  color: #fff;
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 4px 12px;
  border-radius: 99px;
}
.bks-pricing-card__name {
  font-size: 1rem;
  font-weight: 600;
  color: var(--bks-dark-text);
  margin-bottom: 8px;
}
.bks-pricing-card__price {
  font-size: 2.4rem;
  font-weight: 700;
  color: var(--bks-dark-text);
  letter-spacing: -0.02em;
  line-height: 1;
  margin-bottom: 4px;
}
.bks-pricing-card__price-note {
  font-size: 0.8rem;
  color: var(--bks-mid-text);
  margin-bottom: 8px;
}
.bks-pricing-card__target {
  font-size: 0.875rem;
  color: var(--bks-mid-text);
  margin-bottom: 24px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--bks-border-light);
}
.bks-pricing-card__features {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 28px;
}
.bks-pricing-card__feature {
  font-size: 0.875rem;
  color: var(--bks-dark-text);
  display: flex;
  align-items: flex-start;
  gap: 8px;
}
.bks-pricing-card__feature::before {
  content: '';
  width: 14px;
  height: 14px;
  min-width: 14px;
  background: var(--bks-teal);
  border-radius: 50%;
  margin-top: 3px;
  flex-shrink: 0;
}
.bks-pricing-card .bks-btn { width: 100%; justify-content: center; }

/* ── PRICING FAQ ────────────────────────────────────────── */
.bks-faq__list { max-width: 760px; margin: 0 auto; }
.bks-faq__item {
  border-bottom: 1px solid var(--bks-border-light);
}
.bks-faq__q {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 0;
  font-size: 1rem;
  font-weight: 600;
  color: var(--bks-dark-text);
  background: none;
  border: none;
  text-align: left;
  gap: 16px;
  transition: color 0.15s;
}
.bks-faq__q:hover { color: var(--bks-teal); }
.bks-faq__icon {
  width: 20px;
  height: 20px;
  min-width: 20px;
  flex-shrink: 0;
  color: var(--bks-mid-text);
  transition: transform 0.2s;
}
.bks-faq__item.is-open .bks-faq__icon { transform: rotate(45deg); }
.bks-faq__a {
  display: none;
  padding: 0 0 20px;
  font-size: 0.925rem;
  color: var(--bks-mid-text);
  line-height: 1.7;
}
.bks-faq__item.is-open .bks-faq__a { display: block; }

/* ── CHANGELOG ──────────────────────────────────────────── */
.bks-changelog,
.bks-changelog__list { max-width: 760px; margin: 0 auto; }
.bks-changelog__entry {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 32px;
  padding: 32px 0;
  border-bottom: 1px solid var(--bks-border-light);
  align-items: start;
}

/* left meta column: date + version + tag */
.bks-changelog__meta {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding-top: 3px;
}
.bks-changelog__date {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.8rem;
  color: var(--bks-mid-text);
}
.bks-changelog__version {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.75rem;
  color: rgba(154,174,196,0.6);
  letter-spacing: 0.04em;
}

/* All direct children except __meta go to column 2 */
.bks-changelog__entry > :not(.bks-changelog__meta) {
  grid-column: 2;
}

/* right content column */
.bks-changelog__body { display: flex; flex-direction: column; gap: 10px; }

/* title (used in HTML as bks-changelog__title) */
.bks-changelog__title,
.bks-changelog__entry-title { font-size: 1rem; font-weight: 600; color: var(--bks-dark-text); }

/* body description */
.bks-changelog__entry-desc { font-size: 0.9rem; color: var(--bks-mid-text); line-height: 1.6; }

/* bullet list under entry */
.bks-changelog__items {
  padding-left: 18px;
  list-style: disc;
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.bks-changelog__items li {
  font-size: 0.875rem;
  color: var(--bks-mid-text);
  line-height: 1.55;
}

/* tags */
.bks-changelog__tag {
  display: inline-block;
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.72rem;
  font-weight: 500;
  padding: 3px 8px;
  border-radius: var(--bks-radius-tag);
  letter-spacing: 0.04em;
  align-self: flex-start;
}
.bks-changelog__tag--new { background: rgba(0,184,162,0.12); color: var(--bks-teal); border: 1px solid rgba(0,184,162,0.25); }
.bks-changelog__tag--improved,
.bks-changelog__tag--improvement { background: rgba(59,130,246,0.1); color: #60a5fa; border: 1px solid rgba(59,130,246,0.2); }
.bks-changelog__tag--fix { background: rgba(234,179,8,0.1); color: #ca8a04; border: 1px solid rgba(234,179,8,0.2); }
.bks-changelog__tag--feature { background: rgba(0,184,162,0.12); color: var(--bks-teal); border: 1px solid rgba(0,184,162,0.25); }
.bks-changelog__tag--integration { background: rgba(139,92,246,0.1); color: #a78bfa; border: 1px solid rgba(139,92,246,0.2); }
.bks-changelog__entry-title { font-size: 1rem; font-weight: 600; color: var(--bks-dark-text); }
.bks-changelog__entry-desc { font-size: 0.9rem; color: var(--bks-mid-text); line-height: 1.6; }

/* ── CUSTOMERS ──────────────────────────────────────────── */
.bks-customer-stories {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.bks-customer-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.bks-customer-card {
  background: #fff;
  border: 1px solid var(--bks-border-light);
  border-radius: var(--bks-radius);
  padding: 32px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.04);
}

/* card header: logo block + meta side by side */
.bks-customer-card__header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
}
.bks-customer-card__logo-block {
  flex-shrink: 0;
}
.bks-customer-card__meta {
  display: flex;
  flex-direction: column;
  gap: 3px;
  align-items: flex-end;
  text-align: right;
}

/* industry tag pill */
.bks-customer-card__industry {
  display: inline-block;
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.72rem;
  font-weight: 500;
  color: var(--bks-teal);
  background: rgba(0,184,162,0.09);
  border: 1px solid rgba(0,184,162,0.22);
  border-radius: 99px;
  padding: 3px 10px;
  letter-spacing: 0.03em;
  white-space: nowrap;
}
.bks-customer-card__size {
  font-size: 0.78rem;
  color: var(--bks-mid-text);
  font-family: 'IBM Plex Mono', monospace;
}

/* quote block */
.bks-customer-card__quote {
  font-size: 0.95rem;
  color: var(--bks-dark-text);
  line-height: 1.65;
  font-style: italic;
  padding-left: 14px;
  border-left: 3px solid var(--bks-teal);
  flex: 1;
  margin: 0;
}
.bks-customer-card__quote p { margin: 0; }
.bks-customer-card__cite {
  display: block;
  margin-top: 10px;
  font-size: 0.82rem;
  font-style: normal;
  font-weight: 600;
  color: var(--bks-mid-text);
}

/* use case label + text */
.bks-customer-card__usecase {
  background: var(--bks-light-alt);
  border-radius: 6px;
  padding: 12px 14px;
}
.bks-customer-card__usecase-label {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: var(--bks-mid-text);
  margin-bottom: 4px;
}
.bks-customer-card__usecase-text {
  font-size: 0.875rem;
  color: var(--bks-dark-text);
  line-height: 1.55;
  margin: 0;
}

/* stats row */
.bks-customer-card__stats {
  display: flex;
  gap: 16px;
  padding-top: 12px;
  border-top: 1px solid var(--bks-border-light);
}
.bks-customer-card__stat {
  display: flex;
  flex-direction: column;
  gap: 2px;
  flex: 1;
}
.bks-customer-card__stat-val {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 1.3rem;
  font-weight: 500;
  color: var(--bks-teal);
  line-height: 1;
}
.bks-customer-card__stat-desc {
  font-size: 0.75rem;
  color: var(--bks-mid-text);
  line-height: 1.4;
}

/* legacy fields retained */
.bks-customer-card__company {
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--bks-dark-text);
}
.bks-customer-card__role { font-size: 0.875rem; color: var(--bks-dark-text); font-weight: 500; }
.bks-customer-card__vertical {
  font-size: 0.78rem;
  font-family: 'IBM Plex Mono', monospace;
  color: var(--bks-teal);
}

/* industries grid (customers page bottom section) */
.bks-industries-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.bks-industry-item {
  background: #fff;
  border: 1px solid var(--bks-border-light);
  border-radius: var(--bks-radius);
  padding: 28px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.bks-industry-item__icon {
  width: 40px;
  height: 40px;
  background: var(--bks-teal-muted);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--bks-teal);
  flex-shrink: 0;
}
.bks-industry-item__icon svg {
  width: 20px;
  height: 20px;
}
.bks-industry-item h3 { color: var(--bks-dark-text); font-size: 1rem; }
.bks-industry-item p { font-size: 0.875rem; color: var(--bks-mid-text); line-height: 1.6; margin: 0; }

/* ── DOCS ───────────────────────────────────────────────── */
.bks-doc-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.bks-doc-card {
  background: var(--bks-surface);
  border: 1px solid var(--bks-border-dark);
  border-radius: var(--bks-radius);
  padding: 24px;
  transition: border-color 0.15s, background 0.15s;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.bks-doc-card:hover { border-color: var(--bks-teal); background: rgba(0,184,162,0.04); }
.bks-doc-card__icon { font-size: 1.5rem; }
.bks-doc-card__title { font-size: 1rem; font-weight: 600; color: var(--bks-white); }
.bks-doc-card__desc { font-size: 0.875rem; color: var(--bks-text-dim); line-height: 1.55; }
.bks-doc-card__arrow { color: var(--bks-teal); font-size: 0.875rem; margin-top: auto; }

/* ── DOCS PAGE (docs/index.html uses bks-docs-* classes) ── */
.bks-docs-search {
  position: relative;
  max-width: 480px;
}
.bks-docs-search__icon {
  position: absolute;
  left: 14px;
  top: 50%;
  transform: translateY(-50%);
  width: 18px;
  height: 18px;
  color: var(--bks-text-dim);
  pointer-events: none;
}
.bks-docs-search__input {
  width: 100%;
  background: var(--bks-surface);
  border: 1px solid var(--bks-border-dark);
  border-radius: var(--bks-radius);
  padding: 12px 16px 12px 44px;
  font-family: inherit;
  font-size: 0.9rem;
  color: var(--bks-white);
  outline: none;
  transition: border-color 0.15s;
}
.bks-docs-search__input::placeholder { color: var(--bks-text-dim); }
.bks-docs-search__input:focus { border-color: var(--bks-teal); }

.bks-docs-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.bks-docs-card {
  background: var(--bks-surface, #1A2130);
  border: 1px solid var(--bks-border-light, #DDE3EC);
  border-radius: var(--bks-radius);
  padding: 28px 24px 24px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  text-decoration: none;
  transition: border-color 0.15s, box-shadow 0.15s;
  color: inherit;
}
.bks-docs-card:hover {
  border-color: var(--bks-teal);
  box-shadow: 0 4px 20px rgba(0,184,162,0.08);
}
.bks-docs-card__icon {
  width: 48px;
  height: 48px;
  background: rgba(0,184,162,0.10);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--bks-teal);
}
.bks-docs-card__icon svg {
  width: 24px;
  height: 24px;
  display: block;
}
.bks-docs-card__title {
  font-size: 1rem;
  font-weight: 600;
  color: var(--bks-dark-text, #0D1A2B);
  margin: 0;
}
.bks-docs-card__desc {
  font-size: 0.875rem;
  color: var(--bks-mid-text, #4A5E74);
  line-height: 1.55;
  margin: 0;
  flex: 1;
}
.bks-docs-card__link {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--bks-teal);
  margin-top: 4px;
}

.bks-code-block {
  background: var(--bks-code-surface, #0A0D12);
  border: 1px solid var(--bks-border-dark);
  border-radius: var(--bks-radius);
  overflow: hidden;
  font-family: 'IBM Plex Mono', monospace;
}
.bks-code-block__header {
  padding: 10px 16px;
  border-bottom: 1px solid var(--bks-border-dark);
  background: rgba(255,255,255,0.04);
}
.bks-code-block__label {
  font-size: 0.75rem;
  color: var(--bks-teal);
  letter-spacing: 0.02em;
}
.bks-code-block__body {
  padding: 20px;
  margin: 0;
  font-size: 0.82rem;
  color: rgba(255,255,255,0.82);
  line-height: 1.7;
  overflow-x: auto;
}
.bks-code-block__body code {
  font-family: inherit;
}

/* ── DATA FLOW DIAGRAM (security page) ─────────────────── */
.bks-data-flow {
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 8px;
}
.bks-data-flow svg {
  max-width: 100%;
  height: auto;
  border-radius: var(--bks-radius);
  box-shadow: 0 2px 12px rgba(0,0,0,0.06);
}

/* ── SECURITY PAGE ──────────────────────────────────────── */
.bks-security-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}
.bks-security-item {
  background: #fff;
  border: 1px solid var(--bks-border-light);
  border-radius: var(--bks-radius);
  padding: 28px;
}
.bks-security-item__icon {
  width: 36px;
  height: 36px;
  background: var(--bks-teal-muted);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--bks-teal);
  font-size: 1.1rem;
  margin-bottom: 14px;
}
.bks-security-item__icon-svg {
  width: 20px;
  height: 20px;
  fill: none;
  stroke: var(--bks-teal);
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.bks-security-item h3 { color: var(--bks-dark-text); margin-bottom: 8px; }
.bks-security-item p { color: var(--bks-mid-text); font-size: 0.9rem; line-height: 1.6; }

/* ── TEAM CARDS ─────────────────────────────────────────── */
.bks-team-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.bks-team-card {
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.bks-team-card__photo {
  width: 100%;
  aspect-ratio: 1;
  border-radius: var(--bks-radius);
  overflow: hidden;
  background: var(--bks-border-light);
}
.bks-team-card__photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.bks-team-card__name { font-weight: 600; color: var(--bks-dark-text); font-size: 1rem; }
.bks-team-card__title {
  font-size: 0.82rem;
  font-family: 'IBM Plex Mono', monospace;
  color: var(--bks-teal);
  margin-top: -8px;
}
.bks-team-card__bio { font-size: 0.875rem; color: var(--bks-mid-text); line-height: 1.6; }

/* ── CAREERS ────────────────────────────────────────────── */
.bks-careers__values {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-bottom: 64px;
}
.bks-value-card {
  border: 1px solid var(--bks-border-light);
  border-radius: var(--bks-radius);
  padding: 24px;
  background: #fff;
}
.bks-value-card__title { font-weight: 600; color: var(--bks-dark-text); margin-bottom: 8px; }
.bks-value-card p { font-size: 0.9rem; color: var(--bks-mid-text); }
.bks-careers__roles { max-width: 800px; }
.bks-role-card {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 24px;
  padding: 24px 0;
  border-bottom: 1px solid var(--bks-border-light);
}
.bks-role-card__info { flex: 1; }
.bks-role-card__title { font-size: 1.05rem; font-weight: 600; color: var(--bks-dark-text); margin-bottom: 6px; }
.bks-role-card__meta {
  display: flex;
  gap: 12px;
  align-items: center;
  flex-wrap: wrap;
}
.bks-role-card__tag {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.72rem;
  color: var(--bks-mid-text);
  border: 1px solid var(--bks-border-light);
  border-radius: var(--bks-radius-tag);
  padding: 3px 8px;
}

/* ── CONTACT FORM ───────────────────────────────────────── */
.bks-contact-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: start;
}
.bks-form { display: flex; flex-direction: column; gap: 18px; }
.bks-form__group { display: flex; flex-direction: column; gap: 6px; }
.bks-form__label { font-size: 0.875rem; font-weight: 500; color: var(--bks-dark-text); }
.bks-form__input, .bks-form__select, .bks-form__textarea {
  width: 100%;
  padding: 11px 14px;
  background: #fff;
  border: 1px solid var(--bks-border-light);
  border-radius: var(--bks-radius-btn);
  font-family: inherit;
  font-size: 0.9rem;
  color: var(--bks-dark-text);
  transition: border-color 0.15s;
  appearance: none;
}
.bks-form__input:focus, .bks-form__select:focus, .bks-form__textarea:focus {
  outline: none;
  border-color: var(--bks-teal);
  box-shadow: 0 0 0 3px var(--bks-teal-muted);
}
.bks-form__textarea { resize: vertical; min-height: 120px; }
.bks-contact-info { display: flex; flex-direction: column; gap: 24px; }
.bks-contact-item { display: flex; flex-direction: column; gap: 4px; }
.bks-contact-item__label { font-size: 0.78rem; text-transform: uppercase; letter-spacing: 0.08em; color: var(--bks-mid-text); font-weight: 600; }
.bks-contact-item__value { font-size: 0.95rem; color: var(--bks-dark-text); }
.bks-contact-item__value a { color: var(--bks-teal); }
.bks-contact-item__value a:hover { text-decoration: underline; }

/* ── BLOG INDEX ─────────────────────────────────────────── */
.bks-blog__filter {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 40px;
}
.bks-blog__filter-btn {
  padding: 7px 16px;
  border-radius: 99px;
  font-size: 0.82rem;
  font-weight: 500;
  border: 1px solid var(--bks-border-light);
  background: transparent;
  color: var(--bks-mid-text);
  cursor: pointer;
  transition: all 0.15s;
}
.bks-blog__filter-btn:hover, .bks-blog__filter-btn.is-active {
  background: var(--bks-dark-text);
  color: #fff;
  border-color: var(--bks-dark-text);
}
.bks-blog__grid,
.bks-blog-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.bks-blog-card {
  background: #fff;
  border: 1px solid var(--bks-border-light);
  border-radius: var(--bks-radius);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: box-shadow 0.2s;
}
.bks-blog-card:hover { box-shadow: 0 4px 20px rgba(0,0,0,0.08); }
.bks-blog-card__cover,
.bks-blog-card__img-link {
  aspect-ratio: 16/9;
  overflow: hidden;
  background: var(--bks-light-alt);
  display: block;
}
.bks-blog-card__cover img,
.bks-blog-card__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s;
  display: block;
}
.bks-blog-card:hover .bks-blog-card__cover img,
.bks-blog-card:hover .bks-blog-card__img { transform: scale(1.03); }
.bks-blog-card__body {
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  flex: 1;
}
.bks-blog-card__cat {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.72rem;
  font-weight: 500;
  color: var(--bks-teal);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}
.bks-blog-card__title {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--bks-dark-text);
  line-height: 1.45;
}
.bks-blog-card__excerpt { font-size: 0.85rem; color: var(--bks-mid-text); line-height: 1.55; flex: 1; }
.bks-blog-card__footer,
.bks-blog-card__meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 12px;
  border-top: 1px solid var(--bks-border-light);
  margin-top: 8px;
  font-size: 0.78rem;
  color: var(--bks-mid-text);
  flex-wrap: wrap;
  gap: 4px;
}
.bks-blog-card__author { display: flex; align-items: center; gap: 6px; }
.bks-blog-card__author-name { font-weight: 500; color: var(--bks-dark-text); }
.bks-blog-card__date { color: var(--bks-mid-text); }
.bks-blog-card__read { color: var(--bks-mid-text); }

/* ── BLOG ARTICLE (BEM structure used by blog stubs) ───── */
.bks-article {
  background: #fff;
}
.bks-article__header {
  background: var(--bks-bg);
  padding: 56px 0 48px;
}
.bks-article__header-inner {
  max-width: 860px;
  margin: 0 auto;
  padding: 0 24px;
}
.bks-article__breadcrumb {
  font-size: 0.82rem;
  color: var(--bks-text-dim);
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  gap: 6px;
}
.bks-article__breadcrumb a { color: var(--bks-teal); }
.bks-article__breadcrumb a:hover { text-decoration: underline; }
.bks-article__title {
  font-size: clamp(1.7rem, 3.5vw, 2.6rem);
  font-weight: 700;
  color: var(--bks-white);
  line-height: 1.2;
  letter-spacing: -0.015em;
  margin-bottom: 16px;
}
.bks-article__excerpt {
  font-size: 1.05rem;
  color: var(--bks-text-dim);
  line-height: 1.65;
  margin-bottom: 24px;
}
.bks-article__byline {
  display: flex;
  align-items: center;
  gap: 10px;
}
.bks-article__avatar {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  object-fit: cover;
  flex-shrink: 0;
  background: var(--bks-surface);
}
.bks-article__byline-text {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.875rem;
  color: var(--bks-text-dim);
  flex-wrap: wrap;
}
.bks-article__author { font-weight: 600; color: var(--bks-white); }
.bks-article__byline-sep { opacity: 0.5; }
.bks-article__date { color: var(--bks-text-dim); }
.bks-article__read { color: var(--bks-text-dim); }

.bks-article__cover {
  max-width: 860px;
  margin: 0 auto;
  padding: 40px 24px 0;
  background: #fff;
}
.bks-article__cover-img {
  width: 100%;
  height: auto;
  border-radius: var(--bks-radius);
  display: block;
  aspect-ratio: 16/9;
  object-fit: cover;
  background: var(--bks-light-alt);
}
.bks-article__body {
  background: #fff;
  padding: 40px 0 96px;
}
.bks-article__body-inner {
  max-width: 860px;
  margin: 0 auto;
  padding: 0 24px;
  font-size: 1rem;
  line-height: 1.8;
  color: var(--bks-dark-text);
}

/* ── BLOG ARTICLE (legacy layout, for sidebar variant) ──── */
.bks-article-layout {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  display: grid;
  grid-template-columns: 1fr 280px;
  gap: 64px;
  align-items: start;
}
.bks-article-cover {
  aspect-ratio: 16/9;
  border-radius: var(--bks-radius);
  overflow: hidden;
  margin-bottom: 40px;
  background: var(--bks-light-alt);
}
.bks-article-cover img { width: 100%; height: 100%; object-fit: cover; }
.bks-article-header { margin-bottom: 36px; }
.bks-article-cat {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.78rem;
  color: var(--bks-teal);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 12px;
}
.bks-article-header h1 {
  font-size: clamp(1.7rem, 3vw, 2.4rem);
  color: var(--bks-dark-text);
  margin-bottom: 16px;
}
.bks-article-meta {
  display: flex;
  align-items: center;
  gap: 16px;
  font-size: 0.85rem;
  color: var(--bks-mid-text);
  flex-wrap: wrap;
}
.bks-article-meta__author { font-weight: 500; color: var(--bks-dark-text); }
.bks-article-body {
  font-size: 1rem;
  color: var(--bks-dark-text);
  line-height: 1.8;
}
.bks-article-body h2 { margin: 2em 0 0.75em; }
.bks-article-body h3 { margin: 1.75em 0 0.6em; }
.bks-article-body p { margin-bottom: 1.4em; }
.bks-article-body ul, .bks-article-body ol {
  margin: 0 0 1.4em 1.5em;
  list-style: disc;
}
.bks-article-body li { margin-bottom: 0.4em; }

/* Sidebar */
.bks-article-sidebar { position: sticky; top: calc(var(--bks-nav-h) + 24px); }
.bks-sidebar-card {
  border: 1px solid var(--bks-border-light);
  border-radius: var(--bks-radius);
  padding: 20px;
  margin-bottom: 20px;
}
.bks-sidebar-card__title { font-size: 0.78rem; text-transform: uppercase; letter-spacing: 0.08em; color: var(--bks-mid-text); font-weight: 600; margin-bottom: 12px; }
.bks-related-links { display: flex; flex-direction: column; gap: 10px; }
.bks-related-link { font-size: 0.875rem; color: var(--bks-teal); line-height: 1.4; }
.bks-related-link:hover { text-decoration: underline; }

/* ── INTEGRATION WALL ───────────────────────────────────── */
.bks-integrations__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}
.bks-integration-tile {
  background: #fff;
  border: 1px solid var(--bks-border-light);
  border-radius: var(--bks-radius);
  padding: 20px 16px;
  text-align: center;
  transition: border-color 0.15s, box-shadow 0.15s;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
}
.bks-integration-tile:hover { border-color: var(--bks-teal); box-shadow: 0 2px 12px rgba(0,184,162,0.08); }
.bks-integration-tile__icon {
  width: 40px;
  height: 40px;
  background: var(--bks-light-alt);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
}
.bks-integration-tile__name { font-size: 0.875rem; font-weight: 600; color: var(--bks-dark-text); }
.bks-integration-tile__cat { font-size: 0.72rem; color: var(--bks-mid-text); font-family: 'IBM Plex Mono', monospace; }

/* ── SOLUTION PAGE ──────────────────────────────────────── */
.bks-solution-usecases {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.bks-solution-uc {
  background: #fff;
  border: 1px solid var(--bks-border-light);
  border-radius: var(--bks-radius);
  padding: 24px;
}
.bks-solution-uc__title { font-weight: 600; color: var(--bks-dark-text); margin-bottom: 8px; }
.bks-solution-uc p { font-size: 0.9rem; color: var(--bks-mid-text); }

/* ── 404 PAGE ───────────────────────────────────────────── */
.bks-404 {
  min-height: 60vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 96px 24px;
}
.bks-404__code {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.8rem;
  color: var(--bks-teal);
  letter-spacing: 0.1em;
  margin-bottom: 16px;
}
.bks-404 h1 { color: var(--bks-white); margin-bottom: 14px; }
.bks-404 p { color: var(--bks-text-dim); margin-bottom: 32px; max-width: 400px; margin-left: auto; margin-right: auto; }

/* ── PRODUCT INDEX PAGE ─────────────────────────────────── */
.bks-product-feature-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}
.bks-product-feature-tile {
  background: var(--bks-surface);
  border: 1px solid var(--bks-border-dark);
  border-radius: var(--bks-radius);
  padding: 28px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  text-decoration: none;
  transition: border-color 0.15s, background 0.15s;
}
.bks-product-feature-tile:hover { border-color: var(--bks-teal); background: rgba(0,184,162,0.04); }
.bks-product-feature-tile__eyebrow {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.75rem;
  color: var(--bks-teal);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}
.bks-product-feature-tile__title { font-size: 1.15rem; font-weight: 600; color: var(--bks-white); }
.bks-product-feature-tile__desc { font-size: 0.9rem; color: var(--bks-text-dim); line-height: 1.6; }
.bks-product-feature-tile__link { font-size: 0.875rem; color: var(--bks-teal); margin-top: auto; }

/* ── ABOUT PAGE ─────────────────────────────────────────── */
.bks-about-story-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: start;
}
.bks-about-philosophy {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  margin-top: 48px;
}
.bks-about-philo-item { display: flex; flex-direction: column; gap: 10px; }
.bks-about-philo-num {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.78rem;
  color: var(--bks-teal);
}
.bks-about-philo-item h3 { color: var(--bks-dark-text); font-size: 1.05rem; }
.bks-about-philo-item p { color: var(--bks-mid-text); font-size: 0.9rem; line-height: 1.65; }

/* ── LEGAL PAGES ────────────────────────────────────────── */
.bks-legal-wrap {
  background: #fff;
  min-height: 100vh;
}
.bks-legal-content {
  max-width: 860px;
  margin: 0 auto;
  padding: 64px 24px 96px;
}
.bks-legal-content h1 { color: var(--bks-dark-text); margin-bottom: 8px; font-size: 2rem; }
.bks-legal-meta {
  font-size: 0.875rem;
  color: var(--bks-mid-text);
  border-bottom: 1px solid var(--bks-border-light);
  padding-bottom: 16px;
  margin-bottom: 36px;
}
.bks-legal-content h2 {
  font-size: 1.25rem;
  color: var(--bks-dark-text);
  margin-top: 40px;
  margin-bottom: 12px;
  padding-left: 12px;
  border-left: 3px solid var(--bks-teal);
}
.bks-legal-content h3 { font-size: 1rem; color: var(--bks-dark-text); margin: 24px 0 8px; }
.bks-legal-content p { color: var(--bks-mid-text); line-height: 1.7; margin-bottom: 14px; }
.bks-legal-content ul, .bks-legal-content ol {
  color: var(--bks-mid-text);
  padding-left: 24px;
  margin-bottom: 14px;
  list-style: disc;
}
.bks-legal-content li { margin-bottom: 6px; line-height: 1.6; }
.bks-legal-content a { color: var(--bks-teal); }
.bks-legal-content a:hover { text-decoration: underline; }
.bks-legal-content table {
  width: 100%;
  border-collapse: collapse;
  margin: 20px 0;
  font-size: 0.9rem;
}
.bks-legal-content th {
  background: var(--bks-light-alt);
  text-align: left;
  padding: 9px 12px;
  font-weight: 600;
  border: 1px solid var(--bks-border-light);
  color: var(--bks-dark-text);
}
.bks-legal-content td {
  padding: 8px 12px;
  border: 1px solid var(--bks-border-light);
  vertical-align: top;
  color: var(--bks-mid-text);
}
.bks-legal-content tr:nth-child(even) td { background: var(--bks-light); }
.bks-legal-highlight {
  background: rgba(0,184,162,0.06);
  border: 1px solid rgba(0,184,162,0.2);
  border-radius: var(--bks-radius);
  padding: 16px 20px;
  margin: 20px 0;
  font-size: 0.925rem;
  color: var(--bks-dark-text);
}
.bks-rights-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 14px;
  margin: 20px 0;
}
.bks-right-card {
  border: 1px solid var(--bks-border-light);
  border-radius: var(--bks-radius);
  padding: 14px 16px;
}
.bks-right-card h4 {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--bks-teal);
  margin-bottom: 6px;
}
.bks-right-card p { font-size: 0.85rem; margin: 0; }

/* Cookie banner in legal page */
.bks-legal-cookie-banner {
  background: var(--bks-bg2);
  border: 1px solid var(--bks-border-dark);
  border-radius: var(--bks-radius);
  padding: 20px 24px;
  margin: 24px 0;
}
.bks-legal-cookie-banner h3 { color: var(--bks-white); margin-bottom: 8px; font-size: 1rem; }
.bks-legal-cookie-banner p { color: var(--bks-text-dim); font-size: 0.875rem; margin-bottom: 12px; }
.bks-legal-cookie-banner .btn-row { display: flex; gap: 10px; flex-wrap: wrap; }

/* Category badges for cookie policy */
.bks-cat-badge {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: 99px;
  margin-right: 4px;
}
.bks-cat-strictly { background: #d1fae5; color: #065f46; }
.bks-cat-functional { background: #dbeafe; color: #1e40af; }
.bks-cat-analytics { background: #fef3c7; color: #92400e; }
.bks-cat-marketing { background: #fce7f3; color: #831843; }

/* ── RESPONSIVE ─────────────────────────────────────────── */
@media (max-width: 1024px) {
  .bks-hero__inner { grid-template-columns: 1fr; gap: 48px; }
  .bks-hero__visual { order: -1; }
  .bks-hero__sub { max-width: 600px; }
  .bks-footer__inner { grid-template-columns: 1fr 1fr 1fr; }
  .bks-team-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .bks-nav__links, .bks-nav__actions { display: none; }
  .bks-nav__hamburger { display: flex; }

  h1 { font-size: clamp(1.8rem, 6vw, 2.4rem); }
  h2 { font-size: clamp(1.5rem, 5vw, 2rem); }

  .bks-hero { padding: 64px 0 72px; }
  .bks-section { padding: 64px 0; }

  .bks-subhero__inner { grid-template-columns: 1fr; }
  .bks-subhero__stat-grid { grid-template-columns: repeat(3, 1fr); }

  .bks-how__steps { grid-template-columns: 1fr; gap: 36px; }
  .bks-feature__inner { grid-template-columns: 1fr; gap: 36px; }
  .bks-feature__inner--reverse { direction: ltr; }
  .bks-usecases__grid { grid-template-columns: 1fr; }
  .bks-cta-band__inner { grid-template-columns: 1fr; gap: 28px; }
  .bks-pricing__grid { grid-template-columns: 1fr; }
  .bks-customer-cards,
  .bks-customer-stories { grid-template-columns: 1fr; }
  .bks-changelog__entry { grid-template-columns: 1fr; gap: 8px; }
  .bks-changelog__entry > :not(.bks-changelog__meta) { grid-column: 1; }
  .bks-industries-grid { grid-template-columns: 1fr; }
  .bks-doc-cards { grid-template-columns: 1fr 1fr; }
  .bks-docs-grid { grid-template-columns: 1fr 1fr; }
  .bks-security-grid { grid-template-columns: 1fr; }
  .bks-team-grid { grid-template-columns: 1fr 1fr; }
  .bks-about-philosophy { grid-template-columns: 1fr; }
  .bks-careers__values { grid-template-columns: 1fr 1fr; }
  .bks-contact-layout { grid-template-columns: 1fr; }
  .bks-blog__grid, .bks-blog-grid { grid-template-columns: 1fr; }
  .bks-article-layout { grid-template-columns: 1fr; }
  .bks-article-sidebar { display: none; }
  .bks-integrations__grid { grid-template-columns: repeat(2, 1fr); }
  .bks-solution-usecases { grid-template-columns: 1fr; }
  .bks-product-feature-grid { grid-template-columns: 1fr; }
  .bks-footer__inner { grid-template-columns: 1fr 1fr; }
  .bks-cta-topology { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
  .bks-container { padding: 0 16px; }
  .bks-hero__inner { padding: 0 16px; }
  .bks-doc-cards { grid-template-columns: 1fr; }
  .bks-docs-grid { grid-template-columns: 1fr; }
  .bks-careers__values { grid-template-columns: 1fr; }
  .bks-subhero__stat-grid { grid-template-columns: 1fr; }
  .bks-footer__inner { grid-template-columns: 1fr; }
  .bks-integrations__grid { grid-template-columns: 1fr 1fr; }
}