/* v3.5 loop/sdk refinement */
.product-suite-grid{row-gap:26px;}
.product-logo-tile.store{background:linear-gradient(180deg,#EEF2FF 0%, #E1E8FF 100%);color:#4052D6;}
.product-logo-tile.loop{background:linear-gradient(180deg,#FFF2E8 0%, #FFE4D0 100%);}
.product-logo-tile.sdk{background:linear-gradient(180deg,#EDF1F7 0%, #E4EAF3 100%);}
.product-logo-tile.loop img,.product-logo-tile.sdk img{width:66px;height:66px;display:block;filter:drop-shadow(0 8px 14px rgba(31,41,55,0.10));}
.disabled-card{cursor:default;}
.disabled-card:hover{transform:none !important;}
.muted-link{color:#6B7280 !important;}


/* v3.27 docs + sdk expansion */
.site-nav a.is-active{color:#5C44D6;position:relative;}
.site-nav a.is-active::after{content:"";position:absolute;left:0;right:0;bottom:-10px;height:2px;border-radius:999px;background:#5C44D6;opacity:.9;}
.sdk-card-link .product-logo-tile.sdk img{transform:scale(1.02);}
.docs-grid,.sdk-hero-grid{align-items:stretch;}
.docs-summary-card,.sdk-highlight-card{display:flex;flex-direction:column;justify-content:center;gap:18px;}
.docs-summary-list{display:grid;gap:16px;}
.docs-summary-item{background:#fff;border:1px solid #E4E8F3;border-radius:18px;padding:18px 18px;}
.docs-summary-item strong{display:block;font-size:15px;color:#20263A;margin-bottom:6px;}
.docs-summary-item span{display:block;color:#68758C;}
.docs-steps-grid,.docs-code-grid,.docs-reference-grid,.sdk-modules-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.docs-step-card,.reference-card,.code-card{min-height:100%;}
.docs-step-number{display:inline-flex;align-items:center;justify-content:center;width:48px;height:48px;border-radius:14px;background:#F2ECFF;color:#5C44D6;font-weight:900;margin-bottom:18px;}
.architecture-flow{display:flex;align-items:center;justify-content:center;gap:10px;flex-wrap:wrap;margin-top:18px;}
.flow-node{min-width:150px;background:#fff;border:1px solid #E1DDF3;border-radius:20px;padding:18px 16px;text-align:center;box-shadow:0 8px 20px rgba(56,41,116,.05);}
.flow-node.active{border-color:#CDBBFF;box-shadow:0 14px 28px rgba(92,68,214,.12);}
.flow-node span{display:inline-flex;align-items:center;justify-content:center;width:28px;height:28px;border-radius:999px;background:#F5F0FF;color:#5C44D6;font-weight:800;font-size:13px;margin-bottom:10px;}
.flow-node strong{display:block;font-size:16px;margin-bottom:4px;}
.flow-node small{display:block;color:#6A7690;line-height:1.45;}
.flow-arrow{font-size:28px;color:#A9B3C8;font-weight:800;}
.code-card pre{margin:14px 0 0;background:#111827;color:#E5EEF7;border-radius:18px;padding:16px;overflow:auto;font-size:13px;line-height:1.6;}
.reference-card ul{margin:12px 0 0;padding-left:18px;color:#66748B;}
.reference-card li{margin:8px 0;}
.reference-card code,.code-card code{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;}
.sdk-logo-panel{width:92px;height:92px;display:flex;align-items:center;justify-content:center;border-radius:24px;}
.sdk-logo-panel img{width:70px;height:70px;}
.sdk-highlight-copy p{margin:8px 0 0;color:#68758C;}
.sdk-pillars-grid{align-items:stretch;}
.sdk-pillar-card p{max-width:none;}
.sdk-timeline{display:grid;gap:16px;max-width:920px;margin:0 auto;}
.sdk-timeline-item{display:grid;grid-template-columns:72px 1fr;gap:16px;align-items:start;background:#fff;border:1px solid #E2DDF3;border-radius:20px;padding:20px 22px;box-shadow:0 8px 20px rgba(56,41,116,.05);}
.sdk-timeline-item span{display:inline-flex;align-items:center;justify-content:center;width:52px;height:52px;border-radius:16px;background:#FFF1E9;color:#EB6D3A;font-weight:900;font-size:18px;}
.sdk-timeline-item strong{display:block;font-size:18px;color:#20263A;margin-bottom:6px;}
.sdk-timeline-item p{margin:0;color:#69768E;}
.docs-hero .hero-copy,.sdk-hero .hero-copy{max-width:680px;}
@media (max-width: 960px){
  .docs-code-grid,.docs-reference-grid,.docs-steps-grid,.sdk-modules-grid{grid-template-columns:1fr;}
  .architecture-flow{align-items:stretch;}
  .flow-arrow{display:none;}
}


/* v3.28 api docs expansion */
.docs-steps-grid-4,.docs-reference-grid-4{grid-template-columns:repeat(4,1fr);}
.docs-code-grid-2{grid-template-columns:repeat(2,1fr);}
.docs-playbook-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.docs-playbook-card ul{margin:14px 0 0;padding-left:18px;color:#66748B;}
.docs-playbook-card li{margin:8px 0;}
.docs-inline-actions{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;margin-top:24px;}
.api-table-wrap{margin-top:18px;overflow:auto;background:#fff;border:1px solid #E2E8F3;border-radius:20px;box-shadow:0 10px 22px rgba(32,38,58,.05);}
.api-table{width:100%;border-collapse:collapse;min-width:760px;}
.api-table th,.api-table td{padding:16px 18px;text-align:left;border-bottom:1px solid #EEF2F7;vertical-align:top;}
.api-table th{font-size:13px;letter-spacing:.04em;text-transform:uppercase;color:#64748B;background:#F8FAFC;}
.api-table td code{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;color:#374151;}
.api-wide-card{margin-top:20px;}
.api-snippet-grid{margin-top:20px;}
@media (max-width: 1100px){
  .docs-steps-grid-4,.docs-reference-grid-4{grid-template-columns:repeat(2,1fr);}
}
@media (max-width: 960px){
  .docs-playbook-grid,.docs-code-grid-2,.docs-steps-grid-4,.docs-reference-grid-4{grid-template-columns:1fr;}
}
/* v3.5 loop/sdk refinement */
.product-suite-grid{row-gap:26px;}
.product-logo-tile.store{background:linear-gradient(180deg,#EEF2FF 0%, #E1E8FF 100%);color:#4052D6;}
.product-logo-tile.loop{background:linear-gradient(180deg,#FFF2E8 0%, #FFE4D0 100%);}
.product-logo-tile.sdk{background:linear-gradient(180deg,#EDF1F7 0%, #E4EAF3 100%);}
.product-logo-tile.loop img,.product-logo-tile.sdk img{width:66px;height:66px;display:block;filter:drop-shadow(0 8px 14px rgba(31,41,55,0.10));}
.disabled-card{cursor:default;}
.disabled-card:hover{transform:none !important;}
.muted-link{color:#6B7280 !important;}


.product-logo-tile.store{padding:10px;}
.product-logo-tile.store .store-logo-image{width:74px;height:auto;max-height:74px;display:block;filter:drop-shadow(0 6px 12px rgba(31,41,55,0.10));border-radius:12px;}
.product-card-link.disabled-card{pointer-events:none;}
.sdk-status-card{background:linear-gradient(180deg,#F3F6FB 0%, #EAF0F8 100%);}


/* V3.7 product card link standardization */
.product-card-link[target="_blank"] .link-arrow{
  display:inline-flex;
  align-items:center;
  gap:6px;
}


/* V3.8 UI polish + developer-grade SDK page */
.product-card-link{
  position:relative;
  overflow:hidden;
}
.product-card-link::before{
  content:"";
  position:absolute;
  inset:-1px;
  border-radius:20px;
  opacity:0;
  transition:opacity .22s ease;
  pointer-events:none;
}
.product-card-link::after{
  content:"";
  position:absolute;
  top:-18%;
  right:-8%;
  width:120px;
  height:120px;
  border-radius:999px;
  background:rgba(255,255,255,.42);
  filter:blur(10px);
  opacity:0;
  transform:translateY(10px);
  transition:opacity .22s ease, transform .22s ease;
  pointer-events:none;
}
.product-card-link:hover::after{
  opacity:1;
  transform:translateY(0);
}
.product-card-link h3{
  display:flex;
  align-items:center;
  justify-content:center;
  gap:8px;
}
.product-title-indicator{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:24px;
  height:24px;
  border-radius:999px;
  background:rgba(92,68,214,.10);
  color:#5C44D6;
  font-size:13px;
  line-height:1;
}
.product-card-link .product-logo-tile,
.product-card-link .product-logo-tile img,
.product-card-link .store-logo-image,
.product-card-link .link-arrow{
  transition:transform .22s ease, box-shadow .22s ease, filter .22s ease, color .22s ease;
}
.product-card-link:hover .product-logo-tile{transform:translateY(-3px) scale(1.03) rotate(-1deg);}
.product-card-link:hover .product-logo-tile img,
.product-card-link:hover .store-logo-image{transform:scale(1.05);}
.product-card-link:hover .link-arrow{transform:translateX(4px);}
.product-card-link:hover .product-title-indicator{transform:translateY(-1px);}
.product-card-link[href="klckpay.php"]:hover{box-shadow:0 22px 38px rgba(235,109,58,.18);border-color:rgba(235,109,58,.26);}
.product-card-link[href="klckshield.php"]:hover{box-shadow:0 22px 38px rgba(111,76,207,.18);border-color:rgba(111,76,207,.26);}
.product-card-link[href="klckanalytics.php"]:hover{box-shadow:0 22px 38px rgba(74,174,131,.18);border-color:rgba(74,174,131,.26);}
.product-card-link[href="https://klckstore.com"]:hover{box-shadow:0 22px 38px rgba(64,82,214,.18);border-color:rgba(64,82,214,.24);}
.product-card-link[href="https://klckloop.com"]:hover{box-shadow:0 22px 38px rgba(235,109,58,.18);border-color:rgba(235,109,58,.26);}
.product-card-link[href="klcksdk.php"]:hover{box-shadow:0 22px 38px rgba(67,84,120,.18);border-color:rgba(67,84,120,.24);}
.product-card-link[href="klckpay.php"]::before{background:linear-gradient(180deg, rgba(255,241,233,.85) 0%, rgba(243,245,250,0) 50%);}
.product-card-link[href="klckshield.php"]::before{background:linear-gradient(180deg, rgba(242,236,255,.85) 0%, rgba(243,245,250,0) 50%);}
.product-card-link[href="klckanalytics.php"]::before{background:linear-gradient(180deg, rgba(234,248,243,.85) 0%, rgba(243,245,250,0) 50%);}
.product-card-link[href="https://klckstore.com"]::before{background:linear-gradient(180deg, rgba(238,242,255,.90) 0%, rgba(243,245,250,0) 50%);}
.product-card-link[href="https://klckloop.com"]::before{background:linear-gradient(180deg, rgba(255,242,232,.90) 0%, rgba(243,245,250,0) 50%);}
.product-card-link[href="klcksdk.php"]::before{background:linear-gradient(180deg, rgba(237,241,247,.92) 0%, rgba(243,245,250,0) 50%);}
.product-card-link:hover::before{opacity:1;}
.sdk-hero-shell{background:linear-gradient(90deg, rgba(255,255,255,0) 0%, rgba(237,241,247,.90) 100%);}
.sdk-console-card{background:linear-gradient(180deg, rgba(255,255,255,.92) 0%, rgba(244,247,252,.96) 100%);}
.sdk-stack-list{display:grid;gap:12px;margin:16px 0 18px;}
.sdk-stack-list .ledger-row{display:flex;justify-content:space-between;gap:12px;padding:12px 14px;border:1px solid #E6EAF2;border-radius:16px;background:#fff;}
.sdk-stack-list .ledger-row span{color:#73809A;font-size:14px;font-weight:700;}
.sdk-stack-list .ledger-row strong{color:#273042;font-size:14px;}
.sdk-metrics-inline{grid-template-columns:repeat(3,1fr);}
.sdk-pillars-grid .card,.sdk-flow-grid .card,.sdk-roadmap-grid .card{background:#fff;}
.sdk-pillar-card{position:relative;overflow:hidden;}
.sdk-mini-badge{display:inline-flex;align-items:center;justify-content:center;width:34px;height:34px;border-radius:999px;background:#EEF2FF;color:#4356C0;font-size:12px;font-weight:800;letter-spacing:.08em;margin-bottom:16px;}
.sdk-pillar-card.identity .sdk-mini-badge{background:#EEF2FF;color:#4356C0;}
.sdk-pillar-card.billing .sdk-mini-badge{background:#FFF1E9;color:#D85C2B;}
.sdk-pillar-card.shield .sdk-mini-badge{background:#F2ECFF;color:#6F4CCF;}
.sdk-pillar-card.analytics .sdk-mini-badge{background:#EAF8F3;color:#37906B;}
.sdk-architecture-shell{display:grid;grid-template-columns:1.02fr .98fr;gap:24px;align-items:stretch;}
.sdk-left-title{text-align:left !important;max-width:620px;margin-left:0 !important;margin-right:0 !important;}
.sdk-left-copy{color:#73809A;max-width:60ch;margin:0 0 22px;}
.sdk-chip-row{display:flex;gap:10px;flex-wrap:wrap;}
.sdk-chip{display:inline-flex;align-items:center;padding:10px 14px;border-radius:999px;background:#fff;border:1px solid #E6EAF2;color:#435478;font-size:13px;font-weight:800;}
.sdk-code-panel{height:100%;display:flex;flex-direction:column;justify-content:center;}
.sdk-code-block{margin:0;white-space:pre-wrap;}
.sdk-cta-band{background:linear-gradient(180deg, rgba(247,247,251,0) 0%, rgba(237,241,247,.55) 100%);}
@media (max-width:1024px){
  .sdk-architecture-shell{grid-template-columns:1fr;}
}
@media (max-width:720px){
  .product-card-link h3{justify-content:flex-start;}
  .product-title-indicator{width:22px;height:22px;font-size:12px;}
  .sdk-metrics-inline{grid-template-columns:1fr;}
}


/* V3.9 access pause */
.header-access-pill {
  display: inline-flex;
  align-items: center;
  padding: 0.55rem 0.9rem;
  border-radius: 999px;
  background: rgba(15, 23, 42, 0.06);
  color: #475569;
  font-size: 0.92rem;
  font-weight: 600;
}

.auth-grid-single {
  grid-template-columns: minmax(0, 760px);
  justify-content: center;
}

.auth-card-paused {
  max-width: 760px;
  margin: 0 auto;
}

.alert-warning {
  background: rgba(245, 158, 11, 0.12);
  border: 1px solid rgba(245, 158, 11, 0.24);
  color: #92400e;
}

.auth-points-stack {
  margin-top: 1rem;
}

.auth-paused-actions {
  margin-top: 1.25rem;
}


/* V3.10 product dropdown nav */
.site-nav{
  position:relative;
}
.nav-dropdown{
  position:relative;
  display:flex;
  align-items:center;
}
.nav-dropdown-toggle{
  display:inline-flex;
  align-items:center;
  gap:8px;
}
.nav-caret{
  font-size:12px;
  color:#8A94A8;
  transition:transform .2s ease;
}
.nav-dropdown-menu{
  position:absolute;
  top:calc(100% + 14px);
  left:0;
  min-width:220px;
  padding:12px;
  border:1px solid #E7EAF2;
  border-radius:18px;
  background:rgba(255,255,255,.98);
  box-shadow:0 18px 36px rgba(31,41,55,.10);
  display:grid;
  gap:4px;
  opacity:0;
  visibility:hidden;
  transform:translateY(8px);
  transition:opacity .18s ease, transform .18s ease, visibility .18s ease;
  z-index:40;
}
.nav-dropdown-menu a{
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding:10px 12px;
  border-radius:12px;
  color:#46546F;
  font-size:14px;
  font-weight:700;
}
.nav-dropdown-menu a:hover{
  background:#F6F8FC;
  color:#1E2434;
}
.nav-dropdown:hover .nav-dropdown-menu,
.nav-dropdown:focus-within .nav-dropdown-menu{
  opacity:1;
  visibility:visible;
  transform:translateY(0);
}
.nav-dropdown:hover .nav-caret,
.nav-dropdown:focus-within .nav-caret{
  transform:rotate(180deg);
}
@media (max-width:720px){
  .nav-dropdown{width:100%;justify-content:center;}
  .nav-dropdown-menu{
    position:static;
    width:min(100%,320px);
    margin-top:10px;
    opacity:1;
    visibility:visible;
    transform:none;
    display:none;
  }
  .nav-dropdown:hover .nav-dropdown-menu,
  .nav-dropdown:focus-within .nav-dropdown-menu{
    display:grid;
  }
}


/* V3.12 + V3.15 product depth and waitlist */
.flow-4{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:18px;
}
.depth-value-grid,
.waitlist-benefits-grid,
.pricing-preview-grid,
.analytics-preview-grid,
.scenario-grid{
  align-items:stretch;
}
.depth-value-card,
.pricing-preview-card,
.analytics-preview-card,
.scenario-card{
  position:relative;
  overflow:hidden;
}
.depth-label{
  display:inline-flex;
  align-items:center;
  padding:6px 12px;
  border-radius:999px;
  background:rgba(15,23,42,.06);
  color:#475569;
  font-size:12px;
  font-weight:800;
  letter-spacing:.06em;
  text-transform:uppercase;
}
.pricing-preview-card.featured{
  border-color:rgba(249,115,22,.22);
  box-shadow:0 18px 36px rgba(249,115,22,.10);
}
.section-cta-inline{
  display:flex;
  justify-content:center;
  gap:14px;
  margin-top:28px;
}
.waitlist-page-grid{
  align-items:flex-start;
}
.waitlist-form-shell{
  padding:28px;
}
.waitlist-form-grid{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:16px;
}
.field-full{
  grid-column:1 / -1;
}
.waitlist-form-grid input,
.waitlist-form-grid select,
.waitlist-form-grid textarea{
  width:100%;
  border:1px solid #D8E0EE;
  border-radius:14px;
  padding:13px 14px;
  font:inherit;
  background:#fff;
}
.waitlist-form-grid textarea{
  resize:vertical;
}
.waitlist-form-actions{
  display:flex;
  gap:12px;
  flex-wrap:wrap;
  margin-top:8px;
}
.contact-shell{
  padding:72px 0;
}
.contact-page-card{
  padding:40px;
}
.contact-intro{
  max-width:720px;
  color:#5B677A;
}
.contact-entry-grid{
  margin-top:30px;
}
.contact-status-pill{
  margin-top:8px;
}
@media (max-width:980px){
  .flow-4{grid-template-columns:repeat(2,minmax(0,1fr));}
}
@media (max-width:720px){
  .flow-4{grid-template-columns:1fr;}
  .section-cta-inline,
  .waitlist-form-actions{flex-direction:column;}
  .waitlist-form-grid{grid-template-columns:1fr;}
}


/* V3.18 admin waitlist + SDK docs starter */
.docs-console-card{display:flex;flex-direction:column;justify-content:center;}
.docs-page-grid{align-items:center;}
.docs-snippet{margin-top:18px;}
.docs-flow-grid .card,.docs-module-grid .card{background:#fff;}
.docs-architecture-shell .feature-list{margin-top:18px;}
@media (max-width:720px){
  .docs-page-grid{grid-template-columns:1fr;}
}

/* V3.19 active header + homepage refinement */
.site-header{
  box-shadow:0 10px 28px rgba(31,41,55,.05);
}
.site-nav .nav-link,
.site-nav .nav-dropdown-toggle{
  position:relative;
  transition:color .18s ease, transform .18s ease;
}
.site-nav .nav-link::after,
.site-nav .nav-dropdown-toggle::after{
  content:"";
  position:absolute;
  left:0;
  right:0;
  bottom:-14px;
  height:3px;
  border-radius:999px;
  background:linear-gradient(90deg,#6F4CCF 0%, #EB6D3A 100%);
  opacity:0;
  transform:scaleX(.45);
  transition:opacity .18s ease, transform .18s ease;
}
.site-nav .nav-link:hover,
.site-nav .nav-dropdown-toggle:hover{color:#1F2940;transform:translateY(-1px);}
.site-nav .nav-link:hover::after,
.site-nav .nav-dropdown-toggle:hover::after,
.nav-dropdown.is-active .nav-dropdown-toggle::after,
.site-nav .nav-link.is-active::after{
  opacity:1;
  transform:scaleX(1);
}
.nav-dropdown.is-active .nav-dropdown-toggle,
.site-nav .nav-link.is-active{color:#1E2434;}
.nav-dropdown-menu a.is-active{
  background:linear-gradient(180deg,#F7F8FF 0%, #F4F0FF 100%);
  color:#2E3560;
  box-shadow:inset 0 0 0 1px rgba(111,76,207,.10);
}
.header-access-pill{
  background:linear-gradient(180deg,rgba(235,109,58,.12) 0%, rgba(111,76,207,.08) 100%);
  color:#7A4257;
  border:1px solid rgba(235,109,58,.12);
}
.hero{
  background:
    radial-gradient(circle at top right, rgba(111,76,207,.14) 0, rgba(111,76,207,0) 34%),
    radial-gradient(circle at bottom right, rgba(235,109,58,.12) 0, rgba(235,109,58,0) 32%),
    linear-gradient(90deg, rgba(255,255,255,0) 0%, rgba(237,231,255,.65) 100%);
}
.hero-trust-row{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  margin:18px 0 0;
}
.hero-trust-pill{
  display:inline-flex;
  align-items:center;
  padding:10px 14px;
  border-radius:999px;
  background:rgba(255,255,255,.78);
  border:1px solid rgba(221,216,240,.9);
  color:#56637B;
  font-size:13px;
  font-weight:700;
  box-shadow:0 10px 24px rgba(56,41,116,.05);
}
.hero-mini-note{margin-top:14px;color:#73809A;font-size:14px;font-weight:700;}
.platform-card{position:relative;overflow:hidden;}
.platform-card::after{
  content:"";
  position:absolute;
  width:180px;
  height:180px;
  right:-60px;
  top:-60px;
  border-radius:50%;
  background:radial-gradient(circle, rgba(111,76,207,.15) 0%, rgba(111,76,207,0) 68%);
}
.feature-strip, .stat-card, .btn, .nav-dropdown-menu, .depth-value-card, .ecosystem-step, .trust-card, .cta-band-premium{transition:all .22s ease;}
.feature-strip:hover, .stat-card:hover, .trust-card:hover, .ecosystem-step:hover{transform:translateY(-3px);box-shadow:0 16px 30px rgba(56,41,116,.08);}
.ecosystem-flow-grid{
  display:grid;
  grid-template-columns:repeat(7,minmax(0,1fr));
  gap:14px;
  align-items:stretch;
}
.ecosystem-step{
  position:relative;
  min-height:220px;
  padding:22px 18px;
  border-radius:20px;
  background:#fff;
  border:1px solid #E6EAF2;
  box-shadow:0 8px 24px rgba(56,41,116,.05);
}
.ecosystem-step::after{
  content:"→";
  position:absolute;
  right:-12px;
  top:50%;
  transform:translateY(-50%);
  width:24px;
  height:24px;
  display:flex;
  align-items:center;
  justify-content:center;
  border-radius:999px;
  background:#fff;
  border:1px solid #E6EAF2;
  color:#8A94A8;
  font-weight:900;
  box-shadow:0 8px 16px rgba(31,41,55,.06);
}
.ecosystem-step:last-child::after{display:none;}
.ecosystem-icon{
  width:52px;
  height:52px;
  border-radius:16px;
  display:flex;
  align-items:center;
  justify-content:center;
  margin-bottom:16px;
  font-size:18px;
  font-weight:900;
}
.ecosystem-step.store .ecosystem-icon{background:#EEF2FF;color:#4052D6;}
.ecosystem-step.sdk .ecosystem-icon{background:#EDF1F7;color:#4A556C;}
.ecosystem-step.track .ecosystem-icon{background:#F2ECFF;color:#6F4CCF;}
.ecosystem-step.analytics .ecosystem-icon{background:#EAF8F3;color:#37906B;}
.ecosystem-step.shield .ecosystem-icon{background:#F4EEFF;color:#6F4CCF;}
.ecosystem-step.pay .ecosystem-icon{background:#FFF1E9;color:#D85C2B;}
.ecosystem-step.loop .ecosystem-icon{background:#FFF2E8;color:#EB6D3A;}
.ecosystem-step h3{font-size:22px;margin-bottom:10px;}
.ecosystem-step p{max-width:none;font-size:14px;line-height:1.6;}
.ecosystem-step .step-label{display:block;color:#8A94A8;font-size:12px;font-weight:800;letter-spacing:.08em;text-transform:uppercase;margin-bottom:8px;}
.section-cta-inline{display:flex;justify-content:center;gap:14px;flex-wrap:wrap;}
.trust-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;}
.trust-card{
  background:linear-gradient(180deg,#FFFFFF 0%, #F8FAFD 100%);
  border:1px solid #E6EAF2;
  border-radius:20px;
  padding:24px;
  box-shadow:0 8px 24px rgba(56,41,116,.05);
}
.trust-card h3{font-size:24px;margin:10px 0;}
.trust-card p{max-width:none;}
.trust-badge{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  min-width:44px;
  height:44px;
  padding:0 12px;
  border-radius:14px;
  font-size:12px;
  font-weight:900;
  letter-spacing:.08em;
  color:#5C44D6;
  background:#F2ECFF;
}
.cta-band-premium{
  padding:34px;
  border-radius:28px;
  border:1px solid #E6EAF2;
  background:linear-gradient(135deg, rgba(255,255,255,1) 0%, rgba(242,236,255,.88) 52%, rgba(255,241,233,.82) 100%);
  box-shadow:0 18px 38px rgba(56,41,116,.08);
}
.cta-band-premium h2,
.cta-band-premium p{text-align:left;max-width:none;}
.cta-band-premium .cta-actions{justify-content:flex-start;flex-wrap:wrap;}
.pricing-hero-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px;align-items:stretch;}
.pricing-card-feature{display:flex;justify-content:space-between;gap:12px;padding:10px 0;border-top:1px solid #ECEFF6;color:#60708A;font-weight:700;}
.pricing-card-feature:first-child{border-top:0;}
.pricing-tier-card{min-height:100%;}
.pricing-tier-card.highlight{border-color:rgba(111,76,207,.24);box-shadow:0 16px 32px rgba(111,76,207,.10);}
.pricing-price{display:flex;align-items:flex-end;gap:8px;margin:14px 0 18px;}
.pricing-price strong{font-size:48px;line-height:1;font-weight:900;letter-spacing:-.03em;}
.pricing-price span{color:#73809A;font-weight:700;margin-bottom:6px;}
.pricing-note{padding:16px 18px;border-radius:18px;background:#F8FAFD;border:1px solid #E6EAF2;color:#647089;font-weight:700;}
@media (max-width:1100px){
  .ecosystem-flow-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .ecosystem-step::after{display:none;}
}
@media (max-width:860px){
  .trust-grid,.pricing-hero-grid{grid-template-columns:1fr;}
}
@media (max-width:720px){
  .site-nav .nav-link::after,
  .site-nav .nav-dropdown-toggle::after{bottom:-8px;}
  .hero-trust-row{gap:8px;}
  .hero-trust-pill{font-size:12px;padding:9px 12px;}
  .ecosystem-flow-grid{grid-template-columns:1fr;}
  .cta-band-premium{padding:24px;}
}


/* V3.21 commercial trust layer */
.commercial-fit-grid,
.pricing-faq-grid{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:20px;
}
.fit-card,
.faq-card{
  background:#fff;
  border:1px solid #E7EAF2;
  border-radius:22px;
  padding:26px;
  box-shadow:0 12px 28px rgba(31,41,55,.06);
}
.fit-card.featured{
  background:linear-gradient(180deg,#FFF8F2 0%,#FFFFFF 100%);
  border-color:rgba(235,109,58,.22);
  box-shadow:0 18px 34px rgba(235,109,58,.10);
}
.fit-tag{
  display:inline-flex;
  align-items:center;
  padding:8px 12px;
  border-radius:999px;
  background:#F3F6FB;
  color:#55637D;
  font-size:12px;
  font-weight:800;
  letter-spacing:.08em;
  text-transform:uppercase;
}
.fit-card h3,
.faq-card h3{
  font-size:28px;
  line-height:1.08;
  margin:16px 0 10px;
}
.fit-points{
  margin:16px 0 0;
  padding-left:18px;
  color:#66748B;
}
.fit-points li{margin:8px 0;}
.partner-story-shell{
  display:grid;
  grid-template-columns:1.02fr .98fr;
  gap:24px;
  align-items:stretch;
}
.partner-story-panel{
  display:grid;
  gap:12px;
  background:linear-gradient(180deg, rgba(255,255,255,.98) 0%, rgba(246,248,252,.96) 100%);
}
.story-row{
  display:flex;
  flex-direction:column;
  gap:8px;
  padding:16px 18px;
  border:1px solid #E7EAF2;
  border-radius:18px;
  background:#fff;
}
.story-row span{
  color:#7A869C;
  font-size:13px;
  font-weight:800;
  letter-spacing:.04em;
  text-transform:uppercase;
}
.story-row strong{color:#1F2937;font-size:16px;line-height:1.45;}
.story-row.highlight{
  background:linear-gradient(180deg,#FFF5EE 0%, #FFFFFF 100%);
  border-color:rgba(235,109,58,.20);
}
.partner-chip-row{display:flex;gap:10px;flex-wrap:wrap;}
.pricing-compare-shell{padding:0;overflow:hidden;}
.pricing-compare-table-wrap{overflow-x:auto;}
.pricing-compare-table{
  width:100%;
  border-collapse:collapse;
  min-width:760px;
}
.pricing-compare-table th,
.pricing-compare-table td{
  padding:18px 20px;
  text-align:left;
  border-bottom:1px solid #E9EDF5;
}
.pricing-compare-table thead th{
  background:#F8FAFC;
  color:#445066;
  font-size:13px;
  font-weight:800;
  letter-spacing:.06em;
  text-transform:uppercase;
}
.pricing-compare-table tbody td:first-child{
  font-weight:800;
  color:#1F2937;
}
.pricing-cta-band{
  margin-top:28px;
  display:grid;
  grid-template-columns:1.02fr .98fr;
  gap:22px;
  align-items:center;
  background:linear-gradient(180deg,#FFFFFF 0%, #F7F9FC 100%);
}
.pricing-cta-band h3{margin:10px 0 10px;font-size:30px;line-height:1.08;}
@media (max-width:1024px){
  .commercial-fit-grid,
  .pricing-faq-grid,
  .partner-story-shell,
  .pricing-cta-band{grid-template-columns:1fr;}
}
@media (max-width:720px){
  .fit-card h3,
  .faq-card h3,
  .pricing-cta-band h3{font-size:24px;}
}


.site-announcement-bar{
  background:linear-gradient(90deg,#FFF4EC 0%, #F8FAFC 52%, #EEF5FF 100%);
  border-bottom:1px solid rgba(235,109,58,.14);
}
.announcement-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
  padding:12px 0;
}
.announcement-copy{
  display:flex;
  align-items:center;
  gap:12px;
  color:#4E5B73;
  font-size:14px;
  font-weight:600;
}
.announcement-badge{
  display:inline-flex;
  align-items:center;
  padding:7px 12px;
  border-radius:999px;
  background:#fff;
  color:#EB6D3A;
  font-size:12px;
  font-weight:800;
  letter-spacing:.08em;
  text-transform:uppercase;
  box-shadow:0 10px 24px rgba(235,109,58,.10);
}
.announcement-actions{
  display:flex;
  align-items:center;
  gap:16px;
  flex-wrap:wrap;
}
.announcement-actions a{
  color:#1F2940;
  font-size:14px;
  font-weight:700;
  text-decoration:none;
}
.announcement-actions a:hover{color:#EB6D3A;}
.launch-control-section{padding-top:18px;}
.launch-control-shell{
  display:grid;
  grid-template-columns:1.05fr .95fr;
  gap:24px;
  align-items:stretch;
}
.launch-control-copy .launch-control-sub{
  max-width:700px;
  margin-left:0;
  margin-right:0;
}
.launch-control-actions{
  display:grid;
  gap:12px;
  background:linear-gradient(180deg,#FFFFFF 0%, #F8FAFC 100%);
}
.launch-action-row{
  display:flex;
  flex-direction:column;
  gap:8px;
  padding:16px 18px;
  background:#fff;
  border:1px solid #E7EAF2;
  border-radius:18px;
}
.launch-action-row span{
  color:#7A869C;
  font-size:13px;
  font-weight:800;
  letter-spacing:.04em;
  text-transform:uppercase;
}
.launch-action-row strong{
  color:#1F2937;
  font-size:16px;
  line-height:1.45;
}
.launch-cta-band,
.launch-ready-strip{
  background:linear-gradient(180deg,#FFFFFF 0%, #F8FAFC 100%);
}
.launch-ready-strip{
  display:grid;
  grid-template-columns:1.05fr .95fr;
  gap:22px;
  align-items:center;
}
.docs-launch-strip{margin-top:4px;}
@media (max-width:1024px){
  .launch-control-shell,
  .launch-ready-strip{grid-template-columns:1fr;}
}
@media (max-width:720px){
  .announcement-inner,
  .announcement-copy{
    align-items:flex-start;
    flex-direction:column;
  }
  .announcement-actions{gap:12px;}
}

.dependency-map-grid,
.sdk-dependency-grid,
.implementation-assurance-grid{
  display:grid;
  gap:18px;
}
.dependency-map-grid{grid-template-columns:repeat(4,minmax(0,1fr));}
.sdk-dependency-grid,
.implementation-assurance-grid{grid-template-columns:repeat(3,minmax(0,1fr));}
.dependency-card,
.assurance-card{
  background:#fff;
  border:1px solid #dfe4fb;
  border-radius:24px;
  padding:22px;
  box-shadow:0 10px 24px rgba(24,34,68,.06);
}
.dep-badge{
  display:inline-flex;
  padding:6px 10px;
  border-radius:999px;
  background:#f3efff;
  color:#6f4ccf;
  font-size:11px;
  font-weight:800;
  letter-spacing:.08em;
  margin-bottom:12px;
}
.dependency-card h3,
.assurance-card h3{margin:0 0 10px; color:#1f2940;}
.dependency-card p,
.assurance-card p{margin:0; color:#5f6783;}
.dependency-card ul{margin:14px 0 0 18px; color:#3c4563; padding:0;}
.dependency-card li{margin:6px 0;}
@media (max-width: 1100px){
  .dependency-map-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .sdk-dependency-grid,
  .implementation-assurance-grid{grid-template-columns:1fr;}
}
@media (max-width: 700px){
  .dependency-map-grid{grid-template-columns:1fr;}
}

.api-principles-grid{margin-top:26px;}
.api-note-band{
  margin-top:22px;
  border:1px solid #dfe4fb;
  border-radius:24px;
  background:linear-gradient(180deg,#ffffff 0%, #f8faff 100%);
  box-shadow:0 10px 24px rgba(24,34,68,.05);
}
.api-note-band h3{margin:0 0 12px; color:#1f2940;}
.api-note-band ul{margin:0; padding-left:18px; color:#4f5874;}
.api-note-band li{margin:8px 0;}
.api-ref-hero .hero-actions{flex-wrap:wrap;}
.api-snippet-grid .code-card h3{margin-bottom:12px;}

/* V3.31 Docs UX Upgrade */
.docs-hero-tight { padding-bottom: 2rem; }
.docs-shell-wrap { padding-top: 1.5rem; }
.docs-shell { display: grid; grid-template-columns: 260px minmax(0, 1fr); gap: 1.5rem; align-items: start; }
.docs-sidebar { position: sticky; top: 110px; align-self: start; }
.docs-sidebar-card { background: #fff; border: 1px solid rgba(148, 163, 184, 0.22); border-radius: 20px; padding: 1rem; box-shadow: 0 18px 40px rgba(15, 23, 42, 0.06); }
.docs-sidebar-card + .docs-sidebar-card { margin-top: 1rem; }
.docs-sidebar-title { font-size: .9rem; font-weight: 800; color: #0f172a; margin-bottom: .8rem; }
.docs-sidebar-nav { display: grid; gap: .45rem; }
.docs-sidebar-nav a { padding: .65rem .8rem; border-radius: 12px; background: #f8fafc; color: #334155; font-weight: 700; text-decoration: none; transition: .18s ease; }
.docs-sidebar-nav a:hover { background: #eef2ff; color: #1d4ed8; transform: translateX(2px); }
.docs-sidebar-note p { margin: .45rem 0 0; color: #64748b; font-size: .95rem; }
.docs-main-content { display: grid; gap: 1.25rem; }
.docs-panel { background: #fff; border: 1px solid rgba(148, 163, 184, 0.18); border-radius: 24px; padding: 1.4rem; box-shadow: 0 20px 50px rgba(15, 23, 42, 0.05); scroll-margin-top: 130px; }
.docs-panel-head h2 { margin-bottom: .45rem; }
.docs-panel-head p { color: #64748b; max-width: 760px; }
.docs-feature-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1rem; margin-top: 1rem; }
.docs-feature-grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.docs-feature-card ul { margin: .75rem 0 0 1rem; color: #475569; }
.docs-feature-card code { display: inline-block; margin-top: .65rem; background: #eff6ff; color: #1d4ed8; padding: .3rem .55rem; border-radius: 10px; }
.docs-tabs-card { margin-top: 1rem; }
.docs-tabs-header, .docs-jump-band { display: flex; justify-content: space-between; align-items: center; gap: 1rem; }
.doc-tab-buttons { display: inline-flex; flex-wrap: wrap; gap: .5rem; margin-bottom: .85rem; }
.doc-tab-buttons button { border: 1px solid rgba(148, 163, 184, 0.3); background: #f8fafc; color: #475569; padding: .55rem .9rem; border-radius: 999px; font-weight: 800; cursor: pointer; transition: .18s ease; }
.doc-tab-buttons button.is-active { background: linear-gradient(135deg, #2563eb, #4f46e5); color: #fff; border-color: transparent; box-shadow: 0 12px 24px rgba(37, 99, 235, 0.2); }
.doc-tab-panel { display: none; position: relative; }
.doc-tab-panel.is-active { display: block; }
.doc-tab-panel pre, .api-response-card pre { margin: 0; white-space: pre-wrap; word-break: break-word; }
.doc-tab-panel pre code, .api-response-card pre code { display: block; background: #0f172a; color: #e2e8f0; border-radius: 18px; padding: 1rem; line-height: 1.6; }
.snippet-actions { display: flex; justify-content: flex-end; }
.snippet-copy { border: 1px solid rgba(148, 163, 184, 0.3); background: #fff; color: #0f172a; padding: .5rem .8rem; border-radius: 999px; font-weight: 800; cursor: pointer; transition: .18s ease; }
.snippet-copy:hover { transform: translateY(-1px); border-color: rgba(37, 99, 235, 0.35); color: #1d4ed8; }
.api-endpoint-card { display: grid; gap: 1rem; }
.api-endpoint-meta { display: inline-flex; align-items: center; gap: .7rem; flex-wrap: wrap; }
.api-endpoint-meta code { background: #eff6ff; color: #1d4ed8; padding: .35rem .6rem; border-radius: 10px; }
.api-method { display: inline-flex; align-items: center; justify-content: center; min-width: 58px; padding: .3rem .55rem; border-radius: 999px; font-size: .78rem; font-weight: 900; letter-spacing: .02em; text-transform: uppercase; }
.api-method.post { background: rgba(16, 185, 129, 0.14); color: #047857; }
.api-method.get { background: rgba(59, 130, 246, 0.14); color: #1d4ed8; }
.api-response-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1rem; }
.api-response-card h4 { margin-bottom: .6rem; }
.docs-architecture-flow { margin-top: 1rem; }
@media (max-width: 1024px) {
  .docs-shell { grid-template-columns: 1fr; }
  .docs-sidebar { position: static; }
  .docs-feature-grid, .docs-feature-grid-3, .api-response-grid { grid-template-columns: 1fr; }
}