:root {
  --color-bg: #FFFFFF;
  --color-surface: #FFFFFF;
  --color-ink: #2B2F36;
  --color-muted: #5C6570;
  --color-brand: #E03128;
  --color-accent: #0077E6;
  --color-pro: #F5A623;
  --color-border: #E4E8EE;
  --font-display: "Space Grotesk", system-ui, sans-serif;
  --font-body: "IBM Plex Sans", system-ui, sans-serif;
}
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--color-ink);
  background: var(--color-bg);
  font-size: 17px;
  line-height: 1.6;
}
h1, h2, h3, .font-display { font-family: var(--font-display); }
a:focus-visible, button:focus-visible, summary:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 3px;
}
.skip-link {
  position: absolute; left: -9999px; top: 0; z-index: 100;
  background: var(--color-ink); color: #fff; padding: 0.75rem 1rem;
}
.skip-link:focus { left: 1rem; top: 1rem; }
#site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(255, 255, 255, 0.96);
  border-bottom: 1px solid transparent;
  transition: background 0.2s, border-color 0.2s, box-shadow 0.2s;
}
#site-header.is-scrolled {
  border-bottom-color: var(--color-border);
  box-shadow: 0 6px 18px rgba(43, 47, 54, 0.06);
}
.nav-link { color: var(--color-ink); font-size: 0.92rem; font-weight: 500; text-decoration: none; opacity: 0.88; }
.nav-link:hover, .nav-link[aria-current="page"] { opacity: 1; color: var(--color-accent); }
.btn-brand {
  display: inline-flex; align-items: center; justify-content: center; gap: 0.45rem;
  background: var(--color-accent); color: #fff; font-weight: 600; font-size: 0.95rem;
  padding: 0.85rem 1.35rem; border-radius: 999px; border: none; text-decoration: none;
  box-shadow: 0 8px 18px rgba(0, 119, 230, 0.28); cursor: pointer;
}
.btn-brand:hover { filter: brightness(1.05); }
.btn-pro {
  display: inline-flex; align-items: center; justify-content: center; gap: 0.45rem;
  background: var(--color-pro); color: #1a1a1a; font-weight: 700; font-size: 0.95rem;
  padding: 0.85rem 1.35rem; border-radius: 999px; border: none; text-decoration: none;
  box-shadow: 0 8px 18px rgba(245, 166, 35, 0.28); cursor: pointer;
}
.btn-pro:hover { filter: brightness(1.04); }
.btn-ghost {
  display: inline-flex; align-items: center; justify-content: center;
  background: transparent; color: var(--color-ink); font-weight: 600; font-size: 0.95rem;
  padding: 0.7rem 1.15rem; border-radius: 999px; border: 1px solid var(--color-border);
  text-decoration: none;
}
.btn-ghost:hover { border-color: var(--color-muted); }
.panel {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: 16px;
  box-shadow: 0 10px 28px rgba(43,47,54,0.05);
  transition: transform 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;
}
.panel:hover {
  transform: translateY(-3px);
  box-shadow: 0 16px 36px rgba(43,47,54,0.09);
  border-color: #cfe0f5;
}
.panel-quiet {
  background: #F0F5FF;
  border: 1px solid #D6E4F7;
  border-radius: 16px;
}
.eyebrow {
  font-size: 0.75rem; font-weight: 600; letter-spacing: 0.08em;
  text-transform: uppercase; color: var(--color-accent);
  text-shadow: 0 0 16px rgba(0, 119, 230, 0.22);
}
.hero {
  position: relative;
  min-height: auto;
  display: block;
  background: #fff;
  background-image: none;
  padding: 2.5rem 0 1.5rem;
}
.hero-inner {
  text-align: center;
  color: var(--color-ink);
  max-width: none;
  padding: 0;
  display: grid;
  gap: 2rem;
  align-items: center;
}
@media (min-width: 960px) {
  .hero-inner { grid-template-columns: 1.05fr 0.95fr; gap: 2.5rem; min-height: 72vh; }
  .hero-copy { text-align: center; }
}
.hero-copy {
  text-align: center;
}
.hero h1 {
  font-size: clamp(2rem, 4.2vw, 3.15rem);
  line-height: 1.12;
  font-weight: 700;
  margin: 0 auto 1rem;
  letter-spacing: -0.03em;
  max-width: 16ch;
  position: relative;
  display: inline-block;
  background: linear-gradient(115deg, #152033 0%, #1a3a5c 28%, #0077E6 62%, #3BA0FF 82%, #F5A623 100%);
  background-size: 180% 100%;
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  animation: title-flow 8s ease-in-out infinite alternate;
  filter: drop-shadow(0 10px 24px rgba(0, 119, 230, 0.18));
}
.hero h1::after {
  content: "";
  display: block;
  width: 4rem;
  height: 4px;
  margin: 0.9rem auto 0;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--color-accent), var(--color-pro));
  box-shadow: 0 6px 18px rgba(0, 119, 230, 0.35);
  animation: title-bar 2.4s ease-in-out infinite alternate;
}
.hero p.lead {
  margin: 0 auto 1.5rem;
  max-width: 34rem;
  font-size: 1.05rem;
  color: var(--color-muted);
  line-height: 1.65;
}
.hero-actions { display: flex; flex-wrap: wrap; gap: 0.85rem; margin-bottom: 0.85rem; justify-content: center; }
.hero-platforms { font-size: 0.92rem; margin: 0 0 1.15rem; }
.hero-platforms a { color: var(--color-accent); font-weight: 600; text-decoration: none; }
.hero-meta {
  display: flex; flex-wrap: wrap; gap: 0.55rem 1.1rem;
  font-size: 0.82rem; color: var(--color-muted);
  justify-content: center;
}
.hero-circle {
  width: min(100%, 520px);
  aspect-ratio: 1;
  margin-inline: auto;
  border-radius: 50%;
  overflow: hidden;
  background: #E8F1FF;
  box-shadow: 0 24px 60px rgba(0, 90, 180, 0.12);
  position: relative;
}
.hero-circle img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 28%;
  display: block;
}
.featured-in {
  padding: 2.25rem 0 2.75rem;
  text-align: center;
  border-top: 1px solid #EEF1F5;
}
.featured-in .label {
  color: var(--color-accent);
  font-size: 0.95rem;
  font-weight: 600;
  margin: 0 0 1.35rem;
}
.featured-logos {
  display: flex; flex-wrap: wrap; justify-content: center; align-items: center;
  gap: 1.35rem 2.25rem; opacity: 0.72;
}
.featured-logos img { display: block; height: 22px; width: auto; filter: grayscale(1); opacity: 0.85; }
.product-band { padding: 3.5rem 0 2rem; background: #fff; }
.product-split {
  display: grid; gap: 2.5rem; align-items: center;
}
@media (min-width: 960px) {
  .product-split { grid-template-columns: 1fr 1fr; }
}
.product-brand {
  display: flex; align-items: center; justify-content: center; gap: 0.65rem; margin-bottom: 0.85rem;
}
.product-brand img { border-radius: 8px; }
.product-brand .font-display { font-weight: 700; font-size: 1.15rem; color: var(--color-ink); }
.pro-label {
  display: block; font-size: 0.72rem; letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--color-muted); font-weight: 600; margin-top: 0.1rem; text-align: center;
}
.product-title {
  font-size: clamp(1.35rem, 2.6vw, 1.75rem);
  line-height: 1.35; letter-spacing: -0.02em;
  margin: 0 0 1.25rem; font-weight: 600;
  text-align: center;
  background: linear-gradient(110deg, #1f2430 0%, #1f2430 45%, #0077E6 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.eco-title {
  font-size: clamp(1.45rem, 3vw, 1.9rem); margin: 0 0 2rem; letter-spacing: -0.02em;
  background: linear-gradient(110deg, #1f2430 10%, #0077E6 90%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  display: inline-block;
}
.section-head h2,
.section-centered h2.font-display,
#faq-preview-heading,
#cta-heading {
  background: linear-gradient(110deg, #1f2430 15%, #0077E6 95%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
@keyframes title-flow {
  0% { background-position: 0% 50%; }
  100% { background-position: 100% 50%; }
}
@keyframes title-bar {
  0% { width: 3.2rem; opacity: 0.85; transform: scaleX(0.92); }
  100% { width: 4.4rem; opacity: 1; transform: scaleX(1); }
}
@media (prefers-reduced-motion: reduce) {
  .hero h1,
  .page-hero h1 {
    animation: none;
    background-position: 50% 50%;
  }
  .hero h1::after,
  .page-hero h1::after {
    animation: none;
  }
}
.check-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 1.1rem; text-align: left; }
.check-list li { display: grid; grid-template-columns: 1.5rem 1fr; gap: 0.75rem; align-items: start; }
.check-list .mark {
  width: 1.35rem; height: 1.35rem; border-radius: 50%;
  background: #D6E9FF; color: var(--color-accent);
  display: flex; align-items: center; justify-content: center;
  font-size: 0.75rem; font-weight: 700; margin-top: 0.15rem;
}
.check-list strong { display: block; margin-bottom: 0.2rem; }
.check-list p { margin: 0; color: var(--color-muted); font-size: 0.95rem; }
.product-cta { margin: 1.5rem 0 0; text-align: center; }
.pro-card .hero-actions { justify-content: center; }
.product-visual { display: flex; justify-content: center; }
.visual-frame {
  border: none; padding: 0; background: transparent; cursor: zoom-in;
  border-radius: 16px; overflow: hidden; width: 100%; max-width: 34rem;
  box-shadow: 0 20px 50px rgba(0, 80, 160, 0.12);
}
.visual-frame img { display: block; width: 100%; height: auto; background: #f5f8ff; }
.pro-band { padding: 1rem 0 3.5rem; background: #fff; }
.pro-card {
  display: grid; gap: 2.25rem; align-items: center;
  background: #F0F5FF; border-radius: 24px; padding: 2rem 1.5rem;
}
@media (min-width: 960px) {
  .pro-card { grid-template-columns: 1fr 1.05fr; padding: 2.5rem; }
}
.btn-outline {
  display: inline-flex; align-items: center; justify-content: center; gap: 0.4rem;
  background: #fff; color: var(--color-accent); font-weight: 600; font-size: 0.92rem;
  padding: 0.8rem 1.25rem; border-radius: 999px; border: 1.5px solid var(--color-accent);
  text-decoration: none;
}
.btn-outline:hover { background: #F5F9FF; }
.pro-note {
  margin: 0.85rem 0 0; font-size: 0.78rem; color: var(--color-muted); line-height: 1.4;
  text-align: center;
}
.ecosystem { padding: 1rem 0 4rem; text-align: center; }
.eco-grid {
  display: grid; gap: 1.25rem;
  grid-template-columns: 1fr;
}
@media (min-width: 800px) {
  .eco-grid { grid-template-columns: repeat(3, 1fr); }
  .eco-grid.eco-grid-4 { grid-template-columns: repeat(4, 1fr); }
}
.eco-card {
  background: #fff; border: 1px solid var(--color-border); border-radius: 16px;
  padding: 1.75rem 1.35rem 1.5rem; box-shadow: 0 10px 28px rgba(43,47,54,0.05);
  text-align: center;
}
.eco-card img { height: 40px; width: auto; margin: 0 auto 1rem; display: block; }
.eco-card h3 { color: var(--color-accent); margin: 0 0 0.55rem; font-size: 1.2rem; }
.eco-card p { color: var(--color-muted); margin: 0 0 1.15rem; font-size: 0.95rem; }
.reviews-band {
  padding: 3rem 0 4rem;
  background: #F8FAFC;
  position: relative;
  overflow: hidden;
}
.reviews-band::before,
.reviews-band::after {
  content: "";
  position: absolute;
  width: 180px;
  height: 120px;
  border-radius: 50%;
  background: radial-gradient(ellipse at center, rgba(0, 119, 230, 0.08), transparent 70%);
  pointer-events: none;
  top: 40%;
}
.reviews-band::before { left: -40px; }
.reviews-band::after { right: -40px; }
.reviews-summary { text-align: center; margin-bottom: 1.75rem; position: relative; z-index: 1; }
.reviews-great {
  display: inline-block; font-size: 1.75rem; font-weight: 700; margin: 0 0.5rem 0 0;
  font-family: var(--font-display);
  background: linear-gradient(110deg, #1f2430, #0077E6);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.stars { display: inline-flex; gap: 0.1rem; color: #00B67A; font-size: 1.25rem; letter-spacing: 0.05em; }
.stars.small { font-size: 0.95rem; display: flex; margin-bottom: 0.35rem; }
.reviews-meta { color: var(--color-muted); margin: 0.55rem 0 0; font-size: 0.95rem; }
.reviews-grid {
  display: grid; gap: 0;
  grid-template-columns: 1fr;
  max-height: 28rem; overflow-y: auto;
  padding: 0;
  border: 1px solid var(--color-border); border-radius: 12px; background: #fff;
  position: relative; z-index: 1;
}
@media (min-width: 700px) {
  .reviews-grid { grid-template-columns: 1fr 1fr; }
}
@media (min-width: 1000px) {
  .reviews-grid { grid-template-columns: repeat(4, 1fr); max-height: 22rem; }
}
.tp-card {
  padding: 1rem 1.05rem; border-bottom: 1px solid #EEF1F5; text-align: left;
}
@media (min-width: 700px) {
  .tp-card { border-bottom: none; border-right: 1px solid #EEF1F5; }
}
.tp-meta { margin: 0 0 0.35rem; font-size: 0.78rem; color: var(--color-muted); }
.tp-card h3 { margin: 0 0 0.35rem; font-size: 0.95rem; font-family: var(--font-body); }
.tp-card p { margin: 0; font-size: 0.88rem; color: var(--color-muted); line-height: 1.45; }
.free-block {
  padding: 3.5rem 0 4rem;
  background: #F5F8FC;
}
.clean-sweep {
  position: relative; height: 2.25rem; overflow: hidden;
  background: linear-gradient(180deg, #fff, #F5F8FC);
}
.clean-sweep__line {
  position: absolute; top: 0; left: -20%; width: 28%; height: 100%;
  background: linear-gradient(90deg, transparent, rgba(0,119,230,0.45), transparent);
  animation: sweep 3.2s ease-in-out 0.4s 1 forwards;
}
.clean-sweep__bits {
  position: absolute; inset: 0; pointer-events: none;
  background-image: radial-gradient(circle, rgba(91,103,117,0.35) 1.5px, transparent 1.6px);
  background-size: 28px 18px; background-position: 10% 40%;
  opacity: 0.4; animation: bits-clear 3.2s ease-in-out 0.4s 1 forwards;
}
.clean-sweep__label {
  position: absolute; right: 8%; bottom: 0.35rem;
  font-size: 0.68rem; letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--color-muted); opacity: 0; animation: label-in 0.6s ease 2.6s 1 forwards;
}
@keyframes sweep { 0% { left: -25%; } 100% { left: 100%; } }
@keyframes bits-clear { 0% { opacity: 0.4; transform: translateX(0); } 100% { opacity: 0; transform: translateX(40%); } }
@keyframes label-in { to { opacity: 1; } }
@media (prefers-reduced-motion: reduce) {
  .clean-sweep__line, .clean-sweep__bits, .clean-sweep__label { animation: none; }
  .clean-sweep__line { display: none; }
  .clean-sweep__bits { opacity: 0.15; }
  .clean-sweep__label { opacity: 1; }
  .marquee-track { animation: none !important; }
}
.window-chrome {
  border: 1px solid var(--color-border); border-radius: 14px; overflow: hidden;
  background: #e8edf3; box-shadow: 0 22px 48px rgba(43,47,54,0.12);
}
.window-chrome__bar {
  display: flex; align-items: center; gap: 6px; padding: 0.55rem 0.75rem;
  background: #dfe5ee; border-bottom: 1px solid var(--color-border);
}
.window-chrome__dot { width: 9px; height: 9px; border-radius: 50%; background: #b8c2d0; }
.divider-scan {
  height: 1px; background: linear-gradient(90deg, transparent, var(--color-accent), var(--color-border) 40%, transparent);
  margin: 0 auto; max-width: 12rem;
}
.divider-step { border: none; border-top: 1px dashed var(--color-border); margin: 0; }
table.compare {
  width: 100%; border-collapse: separate; border-spacing: 0;
  font-size: 0.92rem; overflow: hidden;
  border: 1px solid var(--color-border); border-radius: 16px;
  background: #fff;
}
table.compare th, table.compare td {
  border-bottom: 1px solid var(--color-border);
  border-right: 1px solid var(--color-border);
  padding: 0.85rem 1rem; text-align: left;
}
table.compare th:last-child,
table.compare td:last-child { border-right: none; }
table.compare tr:last-child th,
table.compare tr:last-child td { border-bottom: none; }
table.compare thead th {
  background: #F0F5FF; font-family: var(--font-display); font-weight: 600;
}
table.compare tbody th { background: #fff; font-weight: 600; }
table.compare td.yes { color: var(--color-accent); font-weight: 600; }
.marquee { overflow: hidden; border-block: 1px solid var(--color-border); background: #F7F9FC; }
.marquee-track {
  display: flex; gap: 1rem; width: max-content;
  animation: marquee 48s linear infinite; padding: 1.25rem 0;
}
@keyframes marquee { from { transform: translateX(0); } to { transform: translateX(-50%); } }
.review-card {
  width: min(22rem, 80vw); flex: 0 0 auto; padding: 1.1rem 1.2rem;
  background: #fff; border: 1px solid var(--color-border);
  border-top: 2px solid var(--color-accent); border-radius: 10px;
}
#mobile-nav { background: var(--color-surface); border-bottom: 1px solid var(--color-border); }
#mobile-nav:not(.is-open) { display: none !important; }
#mobile-nav.is-open { display: block !important; }
.float-dl {
  position: fixed; right: 1rem; bottom: 1rem; z-index: 40;
  box-shadow: 0 10px 28px rgba(0,119,230,0.35);
}
#lightbox {
  position: fixed; inset: 0; z-index: 80; background: rgba(26,34,44,0.82);
  display: flex; align-items: center; justify-content: center; padding: 1.5rem;
}
#lightbox[hidden] { display: none !important; }
#lightbox-img { max-width: min(96vw, 1100px); max-height: 88vh; border-radius: 8px; background: #fff; }
#lightbox-close {
  position: absolute; top: 1rem; right: 1rem; width: 2.5rem; height: 2.5rem;
  border: none; border-radius: 6px; background: #fff; color: var(--color-ink);
  font-size: 1.35rem; cursor: pointer; line-height: 1;
}
footer.site-footer {
  background: #1A222C; color: #c5ced9; padding: 3rem 0 2rem; margin-top: 4rem;
}
footer.site-footer a { color: #e8edf3; text-decoration: none; }
footer.site-footer a:hover { color: #fff; }
.acc-btn {
  width: 100%; text-align: left; background: transparent; border: none;
  padding: 1rem 1.1rem; font: inherit; font-weight: 600; cursor: pointer;
  display: flex; justify-content: space-between; gap: 1rem; color: var(--color-ink);
}
.acc-panel { padding: 0 1.1rem 1.1rem; color: var(--color-muted); }
[data-acc-item] { border-bottom: 1px solid var(--color-border); }
.section { padding: 4.25rem 0; }
.section-centered { text-align: center; }
.section-centered .panel-quiet,
.section-centered [data-accordion] { text-align: left; }
.wrap { width: min(1120px, calc(100% - 2rem)); margin-inline: auto; }
.wrap-wide { width: min(1200px, calc(100% - 2rem)); margin-inline: auto; }
.page-hero {
  padding: 3rem 0 2.75rem;
  background: #fff;
  border-bottom: 1px solid #EEF1F5;
  text-align: center;
}
.page-hero h1 {
  font-size: clamp(1.85rem, 3.8vw, 2.65rem);
  letter-spacing: -0.03em;
  margin: 0.4rem auto 0.85rem;
  max-width: 18ch;
  position: relative;
  display: inline-block;
  background: linear-gradient(115deg, #152033 0%, #1a3a5c 30%, #0077E6 68%, #3BA0FF 100%);
  background-size: 180% 100%;
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  animation: title-flow 8s ease-in-out infinite alternate;
  filter: drop-shadow(0 8px 20px rgba(0, 119, 230, 0.16));
}
.page-hero h1::after {
  content: "";
  display: block;
  width: 3.5rem;
  height: 3.5px;
  margin: 0.85rem auto 0;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--color-accent), #3BA0FF, var(--color-pro));
  box-shadow: 0 5px 14px rgba(0, 119, 230, 0.3);
  animation: title-bar 2.4s ease-in-out infinite alternate;
}
.page-hero .eyebrow {
  color: var(--color-accent);
  text-shadow: 0 0 18px rgba(0, 119, 230, 0.2);
}
.page-hero p {
  margin-left: auto;
  margin-right: auto;
  max-width: 40rem;
  color: var(--color-muted);
}
.page-hero .crumbs {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.25rem;
}
.crumbs { font-size: 0.85rem; color: var(--color-muted); margin: 0 0 0.75rem; }
.crumbs a { color: var(--color-accent); text-decoration: none; }
.badge {
  display: inline-flex; align-items: center; gap: 0.35rem;
  border: 1px solid #D6E4F7; background: #F0F5FF;
  border-radius: 999px; padding: 0.4rem 0.8rem; font-size: 0.82rem; font-weight: 600;
  color: var(--color-ink);
}
.timeline {
  list-style: none;
  margin: 0 auto;
  padding: 0;
  border-left: 2px solid var(--color-border);
  max-width: 36rem;
  text-align: left;
  width: fit-content;
  min-width: min(100%, 20rem);
}
.timeline li { padding: 0 0 1.5rem 1.25rem; position: relative; }
.timeline li::before {
  content: ""; position: absolute; left: -0.4rem; top: 0.35rem;
  width: 0.65rem; height: 0.65rem; border-radius: 50%;
  background: var(--color-accent); border: 2px solid #fff;
}
#changelog .wrap {
  display: flex;
  flex-direction: column;
  align-items: center;
}
#changelog .timeline {
  margin-inline: auto;
}
html[dir="rtl"] .timeline {
  border-left: none;
  border-right: 2px solid var(--color-border);
  text-align: right;
}
html[dir="rtl"] .timeline li { padding: 0 1.25rem 1.5rem 0; }
html[dir="rtl"] .timeline li::before { left: auto; right: -0.4rem; }
.step-rail { counter-reset: step; list-style: none; margin: 0; padding: 0; }
.step-rail li {
  counter-increment: step; position: relative;
  padding: 1rem 1rem 1rem 3.25rem; margin-bottom: 0.75rem;
  background: #fff; border: 1px solid var(--color-border); border-radius: 16px;
  box-shadow: 0 8px 20px rgba(43,47,54,0.04);
}
.step-rail li::before {
  content: counter(step); position: absolute; left: 0.85rem; top: 1rem;
  width: 1.65rem; height: 1.65rem; border-radius: 50%;
  background: var(--color-accent); color: #fff; font-size: 0.8rem; font-weight: 700;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-display);
}
.warn {
  border: 1px solid #F5D9A0; background: #FFF8EB;
  padding: 1rem 1.15rem; border-radius: 14px; color: var(--color-muted); font-size: 0.95rem;
}
.section-alt { background: #F8FAFC; }
.section-head { text-align: center; margin-bottom: 1.75rem; }
.section-head h2 { margin: 0.35rem auto 0.75rem; }
.section-head p { margin-left: auto; margin-right: auto; max-width: 40rem; color: var(--color-muted); }
.cta-band {
  background: #F0F5FF;
  border-radius: 24px;
  padding: 2.25rem 1.5rem;
  text-align: center;
  border: 1px solid #D6E4F7;
}
.edition-grid {
  display: grid; gap: 1.25rem; grid-template-columns: 1fr;
}
@media (min-width: 800px) {
  .edition-grid { grid-template-columns: 1fr 1fr; }
}
.edition-card {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: 20px;
  padding: 1.75rem 1.5rem;
  box-shadow: 0 10px 28px rgba(43,47,54,0.05);
  text-align: center;
  display: grid;
  gap: 0.85rem;
  justify-items: center;
}
.edition-card.is-pro {
  background: #F0F5FF;
  border-color: #D6E4F7;
}
.edition-card h3 {
  margin: 0;
  font-size: 1.35rem;
  color: #1f2430;
}
.edition-card p {
  margin: 0;
  color: var(--color-muted);
  font-size: 0.95rem;
}
.stat-grid {
  display: grid;
  gap: 0.85rem;
  grid-template-columns: repeat(auto-fit, minmax(10rem, 1fr));
}
.stat-tile {
  background: #F0F5FF;
  border: 1px solid #D6E4F7;
  border-radius: 14px;
  padding: 0.95rem 1rem;
  text-align: center;
}
.stat-tile .label {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-muted);
  font-weight: 600;
}
.stat-tile .value {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.15rem;
  margin-top: 0.3rem;
  color: #1f2430;
}
[data-accordion] {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: 16px !important;
  box-shadow: 0 10px 28px rgba(43,47,54,0.05);
  overflow: hidden;
}
.split-57 { display: grid; gap: 2.25rem; align-items: center; }
@media (min-width: 900px) {
  .split-57 { grid-template-columns: 5fr 7fr; }
  .split-57.reverse { grid-template-columns: 7fr 5fr; }
  .split-57.reverse > :first-child { order: 2; }
}
.header-bar {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 1rem;
  min-height: 4rem;
}
.site-brand {
  justify-self: start;
  display: flex;
  align-items: center;
  gap: 0.65rem;
  text-decoration: none;
  color: var(--color-ink);
}
.site-brand .font-display { font-weight: 700; font-size: 1.05rem; }
.desktop-nav {
  display: none;
  align-items: center;
  justify-content: center;
  gap: 1.35rem;
  justify-self: center;
}
.header-end {
  justify-self: end;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}
.header-cta {
  display: none;
  padding: 0.55rem 1.15rem;
  font-size: 0.88rem;
  box-shadow: 0 6px 14px rgba(0, 119, 230, 0.22);
}
#menu-toggle {
  border: 1px solid var(--color-border); background: var(--color-surface);
  border-radius: 8px; padding: 0.45rem 0.7rem; font: inherit; cursor: pointer;
}
@media (min-width: 768px) {
  .desktop-nav { display: flex; }
  .header-cta { display: inline-flex; }
  #menu-toggle { display: none; }
}
.toc a { color: var(--color-accent); text-decoration: none; }
.toc li { margin: 0.35rem 0; }

/* Motion & interaction */
.nav-link {
  position: relative;
  transition: color 0.2s ease, opacity 0.2s ease;
}
.nav-link::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: -0.35rem;
  height: 2px;
  background: var(--color-accent);
  transform: scaleX(0);
  transform-origin: center;
  transition: transform 0.22s ease;
  border-radius: 2px;
}
.nav-link:hover::after,
.nav-link[aria-current="page"]::after { transform: scaleX(1); }
.btn-brand,
.btn-pro,
.btn-ghost,
.btn-outline,
.header-cta {
  transition: transform 0.2s ease, box-shadow 0.2s ease, filter 0.2s ease, background 0.2s ease, border-color 0.2s ease;
}
.btn-brand:hover,
.btn-pro:hover,
.header-cta:hover {
  transform: translateY(-2px);
}
.btn-brand:active,
.btn-pro:active,
.btn-outline:active,
.header-cta:active {
  transform: translateY(0);
}
.btn-outline:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 18px rgba(0, 119, 230, 0.12);
}
.eco-card {
  transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
}
.eco-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 36px rgba(43, 47, 54, 0.1);
  border-color: #cfe0f5;
}
.visual-frame {
  transition: transform 0.35s ease, box-shadow 0.35s ease;
}
.visual-frame:hover {
  transform: translateY(-4px) scale(1.01);
  box-shadow: 0 28px 56px rgba(0, 80, 160, 0.16);
}
.hero-circle {
  transition: transform 0.6s ease;
}
.hero-circle:hover { transform: scale(1.02); }
.tp-card {
  transition: background 0.2s ease;
}
.tp-card:hover { background: #F8FBFF; }
.float-dl {
  transition: transform 0.2s ease, box-shadow 0.2s ease, opacity 0.2s ease;
}
.float-dl:hover { transform: translateY(-3px); }

.reveal {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 0.7s cubic-bezier(0.22, 1, 0.36, 1), transform 0.7s cubic-bezier(0.22, 1, 0.36, 1);
  will-change: opacity, transform;
}
.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}
.reveal-left {
  opacity: 0;
  transform: translateX(-28px);
  transition: opacity 0.7s cubic-bezier(0.22, 1, 0.36, 1), transform 0.7s cubic-bezier(0.22, 1, 0.36, 1);
}
.reveal-left.is-visible {
  opacity: 1;
  transform: translateX(0);
}
.reveal-right {
  opacity: 0;
  transform: translateX(28px);
  transition: opacity 0.7s cubic-bezier(0.22, 1, 0.36, 1), transform 0.7s cubic-bezier(0.22, 1, 0.36, 1);
}
.reveal-right.is-visible {
  opacity: 1;
  transform: translateX(0);
}
.reveal-delay-1 { transition-delay: 0.08s; }
.reveal-delay-2 { transition-delay: 0.16s; }
.reveal-delay-3 { transition-delay: 0.24s; }
.reveal-delay-4 { transition-delay: 0.32s; }

.hero-copy.reveal-hero > * {
  opacity: 0;
  transform: translateY(18px);
  animation: hero-rise 0.75s cubic-bezier(0.22, 1, 0.36, 1) forwards;
}
.hero-copy.reveal-hero > *:nth-child(1) { animation-delay: 0.05s; }
.hero-copy.reveal-hero > *:nth-child(2) { animation-delay: 0.14s; }
.hero-copy.reveal-hero > *:nth-child(3) { animation-delay: 0.22s; }
.hero-copy.reveal-hero > *:nth-child(4) { animation-delay: 0.3s; }
.hero-copy.reveal-hero > *:nth-child(5) { animation-delay: 0.38s; }
.hero-circle.reveal-hero {
  opacity: 0;
  transform: scale(0.94);
  animation: hero-pop 0.9s cubic-bezier(0.22, 1, 0.36, 1) 0.18s forwards;
}
@keyframes hero-rise {
  to { opacity: 1; transform: translateY(0); }
}
@keyframes hero-pop {
  to { opacity: 1; transform: scale(1); }
}

@media (prefers-reduced-motion: reduce) {
  .reveal,
  .reveal-left,
  .reveal-right,
  .hero-copy.reveal-hero > *,
  .hero-circle.reveal-hero {
    opacity: 1 !important;
    transform: none !important;
    animation: none !important;
    transition: none !important;
  }
  .eco-card:hover,
  .visual-frame:hover,
  .btn-brand:hover,
  .btn-pro:hover,
  .btn-outline:hover,
  .header-cta:hover,
  .hero-circle:hover {
    transform: none;
  }
}

/* Language switcher */
.lang-switch { position: relative; }
.lang-switch__btn {
  display: inline-flex; align-items: center; gap: 0.35rem;
  border: 1px solid var(--color-border); background: #fff;
  border-radius: 999px; padding: 0.4rem 0.75rem;
  font: inherit; font-size: 0.82rem; font-weight: 600;
  color: var(--color-ink); cursor: pointer;
}
.lang-switch__btn:hover { border-color: var(--color-accent); color: var(--color-accent); }
.lang-switch__menu {
  position: absolute; top: calc(100% + 0.4rem); right: 0;
  min-width: 10.5rem; margin: 0; padding: 0.4rem;
  list-style: none; background: #fff;
  border: 1px solid var(--color-border); border-radius: 12px;
  box-shadow: 0 14px 32px rgba(43,47,54,0.12); z-index: 60;
}
.lang-switch__menu li { margin: 0; }
.lang-switch__menu a {
  display: block; padding: 0.55rem 0.75rem; border-radius: 8px;
  text-decoration: none; color: var(--color-ink); font-size: 0.9rem; font-weight: 500;
}
.lang-switch__menu a:hover,
.lang-switch__menu a[aria-current="true"] {
  background: #F0F5FF; color: var(--color-accent);
}
html[dir="rtl"] .lang-switch__menu { right: auto; left: 0; }

/* Chinese nav letter-spacing */
html[lang="zh-CN"] .nav-link,
html[lang="zh-CN"] .desktop-nav .nav-link {
  letter-spacing: 0.12em;
}
html[lang="zh-CN"] .header-cta,
html[lang="zh-CN"] .btn-brand,
html[lang="zh-CN"] .btn-pro {
  letter-spacing: 0.06em;
}

/* Russian button padding */
html[lang="ru"] .btn-brand,
html[lang="ru"] .btn-pro,
html[lang="ru"] .btn-outline,
html[lang="ru"] .btn-ghost,
html[lang="ru"] .header-cta {
  padding-inline: 1.55rem;
  padding-block: 0.95rem;
}
html[lang="ru"] .header-cta {
  padding-inline: 1.25rem;
  padding-block: 0.65rem;
}

/* Arabic RTL refinements */
html[dir="rtl"] body { text-align: right; }
html[dir="rtl"] .page-hero,
html[dir="rtl"] .section-centered,
html[dir="rtl"] .section-head,
html[dir="rtl"] .featured-in,
html[dir="rtl"] .ecosystem,
html[dir="rtl"] .reviews-summary,
html[dir="rtl"] .hero-copy,
html[dir="rtl"] .cta-band { text-align: center; }
html[dir="rtl"] .check-list li { grid-template-columns: 1fr 1.5rem; }
html[dir="rtl"] .check-list .mark { order: 2; }
html[dir="rtl"] .check-list li > div { order: 1; text-align: right; }
html[dir="rtl"] .product-title { text-align: center; }
html[dir="rtl"] .acc-btn { text-align: right; }
html[dir="rtl"] .site-brand { justify-self: start; }
html[dir="rtl"] .header-end { justify-self: end; }
html[dir="rtl"] .crumbs { flex-direction: row-reverse; }

.mobile-lang {
  display: flex; flex-wrap: wrap; gap: 0.5rem;
  padding-top: 0.35rem; margin-top: 0.35rem;
  border-top: 1px solid var(--color-border);
}
.mobile-lang a {
  display: inline-flex; padding: 0.4rem 0.7rem;
  border: 1px solid var(--color-border); border-radius: 999px;
  text-decoration: none; color: var(--color-ink); font-size: 0.85rem; font-weight: 600;
}
.mobile-lang a:hover { border-color: var(--color-accent); color: var(--color-accent); }