:root,
[data-theme="light"] {
  --royal: #0075fd;
  --royal-deep: #005fd1;
  --turquoise: #44f4b4;
  --turquoise-soft: #d8fff0;
  --navy: #00008a;
  --navy-soft: #1a1a9e;
  --ink: #0b1440;
  --text: #1a2558;
  --foam: #0b1440;
  --heading: #000066;
  --muted: #5b6b98;
  --line: #d7e0f5;
  --line-soft: #e8eefc;
  --surface: #ffffff;
  --surface-2: #f5f8ff;
  --bg: #eef3ff;
  --danger: #e45c5c;
  --radius: 18px;
  --radius-sm: 12px;
  --shadow: 0 18px 50px rgba(0, 0, 138, 0.10);
  --shadow-soft: 0 10px 28px rgba(0, 117, 253, 0.10);
  --font-display: "Sora", "Segoe UI", sans-serif;
  --font-body: "Plus Jakarta Sans", "Segoe UI", sans-serif;
  --body-bg:
    radial-gradient(900px 480px at 85% -5%, rgba(68, 244, 180, 0.28), transparent 55%),
    radial-gradient(1000px 520px at 0% 0%, rgba(0, 117, 253, 0.18), transparent 50%),
    linear-gradient(180deg, #f7faff 0%, #eef3ff 38%, #ffffff 100%);
  --topbar-bg: rgba(255, 255, 255, 0.82);
  --topbar-border: rgba(215, 224, 245, 0.9);
  --link: #0075fd;
  --link-hover: #00008a;
  --brand: #00008a;
  --brand-accent: #0075fd;
  --nav-hover: #00008a;
  --lang-bg: #ffffff;
  --kicker-fg: #0075fd;
  --kicker-bg: rgba(0, 117, 253, 0.08);
  --kicker-border: rgba(0, 117, 253, 0.16);
  --ghost-bg: rgba(255, 255, 255, 0.72);
  --ghost-fg: #00008a;
  --ghost-hover-bg: #ffffff;
  --input-bg: #f5f8ff;
  --input-fg: #0b1440;
  --input-focus-bg: #ffffff;
  --hero-visual-border: 8px solid #ffffff;
  --hero-visual-bg: #0b1440;
  --hero-band:
    linear-gradient(180deg, rgba(247, 250, 255, 0.95) 0%, rgba(238, 243, 255, 0.92) 55%, rgba(238, 243, 255, 0.88) 100%);
  --hero-glow:
    radial-gradient(circle at 78% 28%, rgba(68, 244, 180, 0.22), transparent 42%),
    radial-gradient(circle at 18% 18%, rgba(0, 117, 253, 0.14), transparent 48%),
    linear-gradient(135deg, rgba(0, 117, 253, 0.05), rgba(68, 244, 180, 0.08));
  --step-num-fg: #000066;
  --footer-bg: linear-gradient(180deg, #00008a, #000066);
  --footer-fg: rgba(255, 255, 255, 0.72);
  --footer-muted: rgba(255, 255, 255, 0.55);
  --footer-accent: #44f4b4;
  --compare-head: linear-gradient(135deg, rgba(0, 117, 253, 0.10), rgba(68, 244, 180, 0.12));
  --badge-fg: #0075fd;
  --badge-bg: rgba(0, 117, 253, 0.06);
  --badge-border: rgba(0, 117, 253, 0.2);
  --aside-border: rgba(68, 244, 180, 0.45);
  --aside-bg: linear-gradient(160deg, rgba(68, 244, 180, 0.18), rgba(0, 117, 253, 0.08));
  --cta-bg:
    radial-gradient(600px 220px at 100% 0%, rgba(68, 244, 180, 0.25), transparent 55%),
    linear-gradient(145deg, #ffffff, #eef4ff);
  --cta-border: rgba(0, 117, 253, 0.2);
  --toc-bg: #ffffff;
  --faq-bg: #ffffff;
  --card-hover-border: rgba(0, 117, 253, 0.35);
  --win: #0075fd;
  --form-ok: #0b9f6e;
}

[data-theme="dark"] {
  --ink: #070b1f;
  --text: #e8eefc;
  --foam: #f3f7ff;
  --heading: #f3f7ff;
  --muted: #9aabcd;
  --line: rgba(0, 117, 253, 0.28);
  --line-soft: rgba(255, 255, 255, 0.08);
  --surface: rgba(255, 255, 255, 0.05);
  --surface-2: rgba(0, 20, 60, 0.55);
  --bg: #070b1f;
  --shadow: 0 22px 60px rgba(0, 0, 0, 0.45);
  --shadow-soft: 0 10px 28px rgba(0, 117, 253, 0.12);
  --body-bg:
    radial-gradient(900px 480px at 90% -10%, rgba(68, 244, 180, 0.14), transparent 55%),
    radial-gradient(1000px 520px at 0% 0%, rgba(0, 117, 253, 0.22), transparent 50%),
    linear-gradient(180deg, #050814 0%, #0a1030 42%, #070b1f 100%);
  --topbar-bg: rgba(7, 11, 31, 0.82);
  --topbar-border: rgba(255, 255, 255, 0.08);
  --link: #44f4b4;
  --link-hover: #ffffff;
  --brand: #f3f7ff;
  --brand-accent: #44f4b4;
  --nav-hover: #f3f7ff;
  --lang-bg: rgba(255, 255, 255, 0.03);
  --kicker-fg: #44f4b4;
  --kicker-bg: rgba(68, 244, 180, 0.08);
  --kicker-border: rgba(68, 244, 180, 0.22);
  --ghost-bg: rgba(255, 255, 255, 0.04);
  --ghost-fg: #f3f7ff;
  --ghost-hover-bg: rgba(68, 244, 180, 0.06);
  --input-bg: rgba(0, 0, 0, 0.28);
  --input-fg: #f3f7ff;
  --input-focus-bg: rgba(0, 0, 0, 0.4);
  --hero-visual-border: 1px solid rgba(0, 117, 253, 0.28);
  --hero-visual-bg: #000;
  --hero-band:
    linear-gradient(180deg, #050814 0%, #0a1438 55%, #070b1f 100%);
  --hero-glow:
    radial-gradient(circle at 78% 28%, rgba(68, 244, 180, 0.16), transparent 42%),
    radial-gradient(circle at 18% 18%, rgba(0, 117, 253, 0.22), transparent 48%),
    linear-gradient(135deg, rgba(0, 117, 253, 0.08), rgba(68, 244, 180, 0.06));
  --step-num-fg: #04101a;
  --footer-bg: linear-gradient(180deg, #050814, #02040f);
  --footer-fg: rgba(255, 255, 255, 0.72);
  --footer-muted: rgba(255, 255, 255, 0.55);
  --footer-accent: #44f4b4;
  --compare-head: linear-gradient(135deg, rgba(0, 117, 253, 0.22), rgba(68, 244, 180, 0.10));
  --badge-fg: #44f4b4;
  --badge-bg: rgba(68, 244, 180, 0.08);
  --badge-border: rgba(68, 244, 180, 0.28);
  --aside-border: rgba(68, 244, 180, 0.28);
  --aside-bg: linear-gradient(160deg, rgba(68, 244, 180, 0.10), rgba(0, 117, 253, 0.10));
  --cta-bg:
    radial-gradient(600px 220px at 100% 0%, rgba(68, 244, 180, 0.14), transparent 55%),
    linear-gradient(145deg, rgba(0, 117, 253, 0.12), rgba(0, 0, 0, 0.25));
  --cta-border: rgba(0, 117, 253, 0.28);
  --toc-bg: rgba(255, 255, 255, 0.04);
  --faq-bg: rgba(255, 255, 255, 0.04);
  --card-hover-border: rgba(0, 117, 253, 0.4);
  --win: #44f4b4;
  --form-ok: #44f4b4;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; color-scheme: light; }
html[data-theme="dark"] { color-scheme: dark; }
body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--text);
  background: var(--body-bg);
  min-height: 100vh;
  line-height: 1.55;
}
body.rtl { direction: rtl; }

a { color: var(--link); text-decoration: none; }
a:hover { color: var(--link-hover); }

.wrap { width: min(1240px, calc(100% - 2rem)); margin-inline: auto; }

/* ——— Top bar ——— */
.topbar {
  position: sticky; top: 0; z-index: 30;
  backdrop-filter: blur(16px);
  background: var(--topbar-bg);
  border-bottom: 1px solid var(--topbar-border);
}
.topbar-inner {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 1rem 1.25rem;
  min-height: 4.25rem;
  padding: 0.65rem 0;
  position: relative;
}
.topbar-tools {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  flex: 0 0 auto;
  justify-self: end;
  margin-inline-start: 0;
}
.brand {
  display: inline-flex; align-items: center; gap: 0.55rem;
  font-family: var(--font-display);
  font-weight: 700; font-size: 1.15rem; color: var(--brand);
  letter-spacing: -0.02em;
  flex: 0 0 auto;
  line-height: 1;
  justify-self: start;
}
.brand-mark {
  width: 2.15rem;
  height: auto;
  display: block;
  flex: 0 0 auto;
  filter: drop-shadow(0 4px 12px rgba(0, 117, 253, 0.35));
}
.brand-mark-on-light { display: none; }
html[data-theme="light"] .brand-mark-on-dark { display: none; }
html[data-theme="light"] .brand-mark-on-light { display: block; }
.brand-text { color: inherit; }
.brand-badge {
  color: var(--brand-accent);
  font-size: 0.68rem;
  margin-inline-start: 0.05rem;
  font-family: var(--font-body);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-weight: 700;
  flex: 0 0 auto;
  white-space: nowrap;
}
.nav {
  display: flex;
  flex-wrap: nowrap;
  gap: 0.1rem 0.7rem;
  align-items: center;
  justify-content: center;
  justify-self: center;
  min-width: 0;
  max-width: 100%;
  overflow: hidden;
}
.nav a:not(.btn) {
  color: var(--muted);
  font-size: 0.84rem;
  font-weight: 550;
  line-height: 1;
  white-space: nowrap;
  padding: 0.35rem 0;
}
.nav a:not(.btn):hover { color: var(--nav-hover); }
@media (max-width: 1280px) {
  .brand-badge { display: none; }
  .nav { gap: 0.1rem 0.55rem; }
  .nav a:not(.btn) { font-size: 0.78rem; }
  .topbar-cta {
    padding: 0.5rem 0.75rem;
    font-size: 0.82rem;
  }
  .topbar-inner { gap: 0.75rem 0.85rem; }
}.nav-backdrop {
  display: none;
}
.nav-toggle {
  display: none;
  width: 2.35rem;
  height: 2.35rem;
  border-radius: 999px;
  border: 1px solid var(--line-soft);
  background: var(--lang-bg);
  color: var(--heading);
  cursor: pointer;
  place-items: center;
  flex: 0 0 auto;
  padding: 0;
}
.nav-toggle:hover {
  border-color: var(--royal);
  color: var(--royal);
}
.nav-toggle-bars {
  display: grid;
  gap: 4px;
  width: 1rem;
}
.nav-toggle-bars span {
  display: block;
  height: 2px;
  border-radius: 2px;
  background: currentColor;
  transition: transform 0.2s ease, opacity 0.2s ease;
}
body.nav-open .nav-toggle-bars span:nth-child(1) {
  transform: translateY(6px) rotate(45deg);
}
body.nav-open .nav-toggle-bars span:nth-child(2) {
  opacity: 0;
}
body.nav-open .nav-toggle-bars span:nth-child(3) {
  transform: translateY(-6px) rotate(-45deg);
}
.lang-menu {
  position: relative;
  flex: 0 0 auto;
}
.lang-toggle,
.theme-toggle {
  border: 1px solid var(--line-soft);
  background: var(--lang-bg);
  color: var(--heading);
  cursor: pointer;
  font: inherit;
  font-size: 0.82rem;
  font-weight: 650;
  line-height: 1;
  padding: 0.55rem 0.8rem;
  border-radius: 999px;
  min-width: 3.1rem;
}
.lang-toggle:hover,
.theme-toggle:hover {
  border-color: var(--royal);
  color: var(--royal);
}
.lang-dropdown {
  position: absolute;
  top: calc(100% + 0.4rem);
  inset-inline-end: 0;
  min-width: 100%;
  display: grid;
  gap: 0.15rem;
  padding: 0.35rem;
  border-radius: 12px;
  border: 1px solid var(--line-soft);
  background: var(--surface);
  box-shadow: var(--shadow-soft);
  z-index: 40;
}
.lang-dropdown[hidden] { display: none; }
.lang-dropdown button {
  border: 0;
  background: transparent;
  color: var(--muted);
  font: inherit;
  font-size: 0.82rem;
  font-weight: 650;
  padding: 0.45rem 0.65rem;
  border-radius: 8px;
  cursor: pointer;
  text-align: start;
}
.lang-dropdown button:hover,
.lang-dropdown button.active {
  background: rgba(0, 117, 253, 0.1);
  color: var(--heading);
}
.theme-toggle {
  text-transform: capitalize;
  min-width: 3.6rem;
}
.topbar-cta {
  padding: 0.55rem 1rem;
  font-size: 0.88rem;
  white-space: nowrap;
  flex: 0 0 auto;
}

/* ——— Hero ——— */
.hero {
  padding: 4.25rem 0 3.75rem;
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: "";
  position: absolute; inset: -8% -5% auto;
  height: 78%;
  background: var(--hero-glow);
  pointer-events: none;
  animation: drift 16s ease-in-out infinite alternate;
}
.hero-full {
  padding: 4.25rem 0 4.75rem;
  background: var(--hero-band);
}
.hero-full::before {
  inset: 0;
  height: 100%;
  background: var(--hero-glow);
}
.hero-full .hero-links {
  margin-top: 1.15rem;
  margin-bottom: 0.25rem;
}
.page-hero {
  padding: 2.75rem 0 1.75rem;
}
.page-hero::before {
  display: none;
}
.page-hero .wrap {
  max-width: 40rem;
}
.page-hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4.5vw, 3rem);
  line-height: 1.12;
  margin: 0 0 0.75rem;
  color: var(--heading);
  letter-spacing: -0.03em;
  font-weight: 800;
}
.page-hero .lead {
  margin: 0;
  max-width: 36rem;
  font-size: 1.05rem;
  color: var(--muted);
  font-weight: 500;
  line-height: 1.5;
}
.page-hero .kicker {
  margin-bottom: 0.75rem;
}
.hero-full .kicker {
  margin-bottom: 1rem;
}
@keyframes drift {
  from { transform: translate3d(0, 0, 0) scale(1); }
  to { transform: translate3d(-18px, 10px, 0) scale(1.03); }
}
.hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 2.25rem;
  grid-template-columns: 1.05fr 0.95fr;
  align-items: center;
}
@media (max-width: 900px) {
  .hero-grid { grid-template-columns: 1fr; }
}
.kicker {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  color: var(--kicker-fg);
  background: transparent;
  border: 0;
  border-radius: 0;
  padding: 0;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.72rem;
  font-weight: 750;
  margin: 0 0 1rem;
}
.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2.6rem, 6.5vw, 4.4rem);
  line-height: 1.05;
  margin: 0 0 1rem;
  color: var(--heading);
  letter-spacing: -0.03em;
  font-weight: 800;
  -webkit-text-fill-color: var(--heading);
}
.hero .lead {
  max-width: 34rem;
  font-size: 1.08rem;
  color: var(--muted);
  margin: 0 0 1.5rem;
  font-weight: 500;
}
.hero-edge {
  font-size: 1.15rem !important;
  color: var(--heading) !important;
  font-weight: 650;
  -webkit-text-fill-color: var(--heading);
  line-height: 1.45;
}
.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 0.15rem;
  align-items: center;
}
.hero .actions .btn {
  min-height: 2.85rem;
}
.hero-links {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.55rem;
  margin: 1rem 0 0;
  color: var(--muted);
  font-size: 0.95rem;
  font-weight: 550;
}
.hero-links a {
  color: var(--link);
  text-decoration: none;
  border-bottom: 1px solid transparent;
}
.hero-links a:hover {
  color: var(--link-hover);
  border-bottom-color: currentColor;
}
.hero-links span {
  opacity: 0.45;
}
.hero-visual {
  position: relative;
  border-radius: 20px;
  overflow: hidden;
  border: var(--hero-visual-border);
  box-shadow: var(--shadow);
  background: var(--hero-visual-bg);
}
.hero-visual::after { display: none; }
.hero-visual img {
  position: relative;
  z-index: 1;
  display: block;
  width: 100%;
  height: auto;
  opacity: 1;
}

/* ——— Buttons ——— */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  gap: 0.35rem;
  border-radius: 999px;
  padding: 0.7rem 1.25rem;
  font: inherit; font-weight: 650; font-size: 0.95rem;
  border: 1px solid transparent;
  cursor: pointer;
  text-decoration: none;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
}
.btn:hover { transform: translateY(-1px); }
.btn-primary {
  background: linear-gradient(135deg, var(--royal), var(--navy));
  color: #fff;
  box-shadow: 0 10px 28px rgba(0, 117, 253, 0.35);
}
.btn-primary:hover {
  color: #fff;
  box-shadow: 0 14px 34px rgba(0, 117, 253, 0.45);
}
.btn-ghost {
  background: transparent;
  color: var(--heading);
  border-color: var(--line);
}
.btn-ghost:hover {
  border-color: var(--royal);
  color: var(--royal);
}
/* Hide in-nav CTA on desktop; .btn alone would keep it visible */
.btn.nav-cta { display: none; }

/* ——— Sections ——— */
.section { padding: 3.5rem 0; }
.section h2 {
  font-family: var(--font-display);
  font-size: clamp(1.7rem, 3vw, 2.35rem);
  margin: 0 0 0.55rem;
  color: var(--heading);
  letter-spacing: -0.02em;
}
.section-lead {
  color: var(--muted);
  max-width: 42rem;
  margin: 0 0 1.85rem;
  font-size: 1.02rem;
}

.grid-3 {
  display: grid; gap: 1.1rem;
  grid-template-columns: repeat(3, 1fr);
}
@media (max-width: 860px) {
  .grid-3 { grid-template-columns: 1fr; }
}
@media (max-width: 1100px) {
  .topbar-inner {
    grid-template-columns: auto 1fr;
  }
  .nav-toggle { display: inline-grid; }
  .topbar-cta { display: none; }
  .btn.nav-cta {
    display: inline-flex;
    width: 100%;
    justify-content: center;
    margin-top: 0.35rem;
  }
  .nav-backdrop {
    display: block;
    position: fixed;
    inset: 0;
    z-index: 90;
    background: rgba(4, 10, 28, 0.45);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.2s ease;
  }
  body.nav-open .nav-backdrop {
    opacity: 1;
    pointer-events: auto;
  }
  .nav {
    position: fixed;
    top: 0;
    bottom: 0;
    inset-inline-end: 0;
    z-index: 100;
    width: min(19.5rem, 88vw);
    height: 100vh;
    height: 100dvh;
    margin: 0;
    padding: 5rem 1.25rem 1.5rem;
    flex: none;
    flex-direction: column;
    flex-wrap: nowrap;
    align-items: stretch;
    align-self: auto;
    justify-content: flex-start;
    justify-self: auto;
    gap: 0.15rem;
    background: var(--surface);
    border-inline-start: 1px solid var(--line-soft);
    box-shadow: var(--shadow);
    transform: translateX(105%);
    transition: transform 0.22s ease;
    overflow-y: auto;
    max-width: none;
  }
  body.rtl .nav {
    transform: translateX(-105%);
  }
  body.nav-open .nav,
  body.nav-open.rtl .nav {
    transform: translateX(0);
  }
  .nav a:not(.btn) {
    display: block;
    padding: 0.85rem 0.35rem;
    font-size: 1rem;
    border-bottom: 1px solid var(--line-soft);
  }
  body.nav-open {
    overflow: hidden;
  }
}

.card {
  background: var(--surface);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  padding: 1.35rem 1.35rem;
  box-shadow: var(--shadow-soft);
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}
.card:hover {
  transform: translateY(-3px);
  border-color: var(--card-hover-border);
  box-shadow: var(--shadow);
}
.card h3 {
  margin: 0 0 0.45rem;
  font-size: 1.05rem;
  color: var(--heading);
  font-family: var(--font-display);
  letter-spacing: -0.01em;
}
.card p { margin: 0; color: var(--muted); font-size: 0.95rem; }

.steps { display: grid; gap: 0.75rem; }
.step {
  display: grid; grid-template-columns: auto 1fr; gap: 0.9rem; align-items: center;
  padding: 0.95rem 1.05rem;
  border: 1px solid var(--line-soft);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.03);
  color: var(--text);
  font-weight: 550;
}
.step b {
  width: 2.1rem; height: 2.1rem; border-radius: 50%;
  display: grid; place-items: center;
  background: linear-gradient(135deg, var(--royal), var(--turquoise));
  color: var(--step-num-fg);
  font-size: 0.85rem;
  font-weight: 800;
}

.video-frame {
  border: 1px solid var(--line);
  border-radius: 20px;
  overflow: hidden;
  background: #000;
  margin-bottom: 1.5rem;
  box-shadow: var(--shadow);
}
.video-frame video { display: block; width: 100%; height: auto; max-height: 70vh; }

.shot-grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(3, 1fr);
}
@media (max-width: 900px) {
  .shot-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 560px) {
  .shot-grid { grid-template-columns: 1fr; }
}
.shot {
  margin: 0;
  border: 1px solid var(--line-soft);
  border-radius: 16px;
  overflow: hidden;
  background: rgba(0, 0, 0, 0.35);
  box-shadow: var(--shadow-soft);
}
.shot-open {
  display: block;
  width: 100%;
  padding: 0;
  margin: 0;
  border: 0;
  background: transparent;
  cursor: zoom-in;
}
.shot-open:focus-visible {
  outline: 2px solid var(--royal);
  outline-offset: 2px;
}
.shot img { display: block; width: 100%; height: auto; }
.shot figcaption {
  padding: 0.7rem 0.85rem;
  font-size: 0.85rem;
  color: var(--muted);
  font-weight: 550;
}
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 200;
  display: grid;
  place-items: center;
  padding: 1.25rem;
}
.lightbox[hidden] { display: none; }
.lightbox-backdrop {
  position: absolute;
  inset: 0;
  border: 0;
  padding: 0;
  margin: 0;
  cursor: zoom-out;
  background: rgba(4, 10, 28, 0.72);
}
.lightbox-dialog {
  position: relative;
  z-index: 1;
  width: min(1120px, 100%);
  max-height: min(92vh, 100%);
  overflow: auto;
  border-radius: 16px;
  background: var(--surface);
  border: 1px solid var(--line-soft);
  box-shadow: var(--shadow);
  padding: 0.75rem;
}
.lightbox-dialog img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 10px;
}
.lightbox-caption {
  margin: 0.75rem 0.35rem 0.25rem;
  color: var(--heading);
  font-weight: 600;
  font-size: 0.95rem;
}
.lightbox-close {
  position: absolute;
  top: 0.55rem;
  inset-inline-end: 0.55rem;
  z-index: 2;
  width: 2.2rem;
  height: 2.2rem;
  border-radius: 999px;
  border: 1px solid var(--line-soft);
  background: var(--surface);
  color: var(--heading);
  font-size: 1.35rem;
  line-height: 1;
  cursor: pointer;
}
.lightbox-close:hover {
  border-color: var(--royal);
  color: var(--royal);
}
body.lightbox-open { overflow: hidden; }

.compare-table-wrap {
  overflow-x: auto;
  margin-bottom: 1rem;
  border-radius: 16px;
  border: 1px solid var(--line-soft);
  background: rgba(255, 255, 255, 0.03);
  box-shadow: var(--shadow-soft);
}
.compare-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.94rem;
}
.compare-table th, .compare-table td {
  border-bottom: 1px solid var(--line-soft);
  padding: 0.85rem 0.95rem;
  text-align: start;
  vertical-align: top;
}
.compare-table tbody td:first-child {
  font-weight: 650;
  color: var(--heading);
  max-width: 16rem;
}
.compare-table th {
  background: var(--compare-head);
  color: var(--heading);
  font-weight: 750;
}
.compare-table td.win {
  color: var(--win);
  font-weight: 700;
}
.compare-note {
  color: var(--muted);
  font-size: 0.9rem;
  max-width: 46rem;
  margin: 0 0 1rem;
}

.dl-grid {
  display: grid; gap: 1rem;
  grid-template-columns: repeat(2, 1fr);
}
@media (max-width: 720px) { .dl-grid { grid-template-columns: 1fr; } }
.dl-card .meta { color: var(--muted); font-size: 0.9rem; margin: 0.4rem 0 1rem; }
.dl-card .row { display: flex; flex-wrap: wrap; gap: 0.5rem; align-items: center; }
.badge {
  display: inline-flex;
  font-size: 0.68rem; text-transform: uppercase; letter-spacing: 0.08em;
  border: 1px solid var(--badge-border);
  color: var(--badge-fg);
  background: var(--badge-bg);
  padding: 0.22rem 0.5rem; border-radius: 999px;
  font-weight: 750;
  margin-bottom: 0.55rem;
}

.contact-grid {
  display: grid; gap: 1.25rem;
  grid-template-columns: 1.2fr 0.8fr;
}
@media (max-width: 860px) { .contact-grid { grid-template-columns: 1fr; } }

form {
  display: grid; gap: 0.75rem;
  background: var(--surface);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  padding: 1.35rem;
  box-shadow: var(--shadow-soft);
}
label { display: grid; gap: 0.35rem; font-size: 0.85rem; color: var(--muted); font-weight: 600; }
input, select, textarea {
  font: inherit; border-radius: 12px; border: 1px solid var(--line);
  background: var(--input-bg); color: var(--input-fg);
  padding: 0.7rem 0.8rem;
}
input:focus, select:focus, textarea:focus {
  outline: 2px solid rgba(0, 117, 253, 0.35);
  border-color: var(--royal);
  background: var(--input-focus-bg);
}
textarea { min-height: 120px; resize: vertical; }
.form-msg { font-size: 0.9rem; min-height: 1.2em; }
.form-msg.ok { color: var(--form-ok); }
.form-msg.err { color: var(--danger); }
.hp {
  position: absolute !important;
  left: -10000px !important;
  width: 1px !important;
  height: 1px !important;
  overflow: hidden !important;
}
.form-privacy {
  margin: 0;
  font-size: 0.82rem;
  color: var(--muted);
  line-height: 1.4;
}

.aside-box {
  border: 1px solid var(--aside-border);
  border-radius: var(--radius);
  padding: 1.35rem;
  background: var(--aside-bg);
  color: var(--text);
}
.aside-box a { font-weight: 700; }
.aside-box code { color: var(--brand-accent); }
.aside-box h3 { margin-top: 0; color: var(--heading); font-family: var(--font-display); }

.road-h {
  font-family: var(--font-display);
  color: var(--brand-accent);
  font-size: 1.15rem;
  margin: 2rem 0 0.85rem;
  font-weight: 700;
}

/* ——— Site footer ——— */
.site-footer {
  margin-top: 2.5rem;
  background: var(--footer-bg);
  color: var(--footer-fg);
  padding: 2.5rem 0 1.5rem;
  font-size: 0.92rem;
  border-top: 1px solid var(--line-soft);
}
.site-footer a { color: var(--footer-accent); }
.site-footer a:hover { color: #fff; }
.footer-grid {
  display: grid;
  gap: 1.5rem;
  grid-template-columns: 1.4fr 1fr 1.2fr 1fr;
  margin-bottom: 1.75rem;
}
@media (max-width: 900px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 560px) {
  .footer-grid { grid-template-columns: 1fr; }
}
.footer-brand { margin-bottom: 0.55rem; color: #fff; }
.site-footer .brand { color: #fff; }
.site-footer .brand-badge { color: var(--footer-accent); }
.site-footer .brand-mark {
  filter: drop-shadow(0 4px 14px rgba(68, 244, 180, 0.25));
}
.about-logo-box {
  text-align: center;
}
.about-logo {
  width: min(140px, 45%);
  height: auto;
  margin: 0.25rem auto 1.1rem;
  display: block;
  filter: drop-shadow(0 12px 28px rgba(0, 117, 253, 0.35));
}
.footer-tag { margin: 0; color: var(--footer-muted); max-width: 18rem; }
.site-footer h4 {
  margin: 0 0 0.55rem;
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--footer-accent);
  font-weight: 800;
}
.site-footer p { margin: 0 0 0.35rem; }
.footer-links {
  display: grid;
  gap: 0.35rem;
}
.footer-copy {
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  padding-top: 1.1rem;
  color: var(--footer-muted);
  font-size: 0.85rem;
}
.footer-copy p { margin: 0; }

/* legacy footer helpers */
.footer-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.25rem;
  align-items: center;
  justify-content: space-between;
}

/* ——— Learn / cyberpedia ——— */
.learn-hero { padding-bottom: 1.5rem; }
.learn-hero .wrap { position: relative; z-index: 1; }
.learn-hero h1 {
  font-family: var(--font-display);
  font-weight: 750;
  font-size: clamp(2rem, 4.5vw, 3.1rem) !important;
  max-width: 18ch;
  line-height: 1.12;
  color: var(--heading) !important;
  -webkit-text-fill-color: var(--heading) !important;
  opacity: 1 !important;
  transform: none !important;
  animation: none !important;
  text-shadow: none;
}
.learn-hero .lead {
  max-width: 42rem;
  opacity: 1 !important;
  transform: none !important;
  animation: none !important;
  color: var(--muted);
}
.learn-meta { color: var(--muted); font-size: 0.9rem; margin: 0.35rem 0 0; font-weight: 550; }
.learn-section { padding-top: 0.5rem; }
.learn-layout {
  display: grid;
  gap: 2rem;
  grid-template-columns: 230px minmax(0, 1fr);
  align-items: start;
}
@media (max-width: 960px) {
  .learn-layout { grid-template-columns: 1fr; }
  .learn-toc { position: static; }
}
.learn-toc {
  position: sticky;
  top: 5.5rem;
  border: 1px solid var(--line-soft);
  border-radius: 16px;
  padding: 1rem 1.1rem;
  background: var(--toc-bg);
  box-shadow: var(--shadow-soft);
  font-size: 0.88rem;
}
.learn-toc-title {
  margin: 0 0 0.65rem;
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--brand-accent);
  font-weight: 800;
}
.learn-toc ol {
  margin: 0;
  padding: 0 0 0 1.1rem;
  display: grid;
  gap: 0.4rem;
  color: var(--muted);
}
.learn-toc a { color: var(--text); font-weight: 550; }
.learn-toc a:hover { color: var(--brand-accent); }
.learn-article section {
  margin-bottom: 2.75rem;
  scroll-margin-top: 5.5rem;
}
.learn-article h2 {
  font-family: var(--font-display);
  font-size: clamp(1.4rem, 2.5vw, 1.85rem);
  margin: 0 0 0.85rem;
  color: var(--heading);
}
.learn-article > section > p,
.learn-article .faq-list p {
  color: var(--muted);
  max-width: 46rem;
  line-height: 1.65;
  margin: 0 0 1rem;
}
.learn-list {
  margin: 0 0 1rem;
  padding: 0 0 0 1.2rem;
  color: var(--muted);
  max-width: 46rem;
  display: grid;
  gap: 0.55rem;
  line-height: 1.55;
}
.learn-callout {
  border: 1px solid rgba(68, 244, 180, 0.35);
  background: linear-gradient(135deg, rgba(68, 244, 180, 0.12), rgba(0, 117, 253, 0.10));
  border-radius: 14px;
  padding: 1rem 1.15rem;
  margin: 1rem 0 0;
  max-width: 46rem;
}
.learn-callout p { margin: 0; color: var(--heading); font-weight: 550; }
.learn-cmp { font-size: 0.88rem; }
.faq-list {
  display: grid;
  gap: 0.65rem;
  max-width: 46rem;
}
.faq-list details {
  border: 1px solid var(--line-soft);
  border-radius: 14px;
  background: var(--faq-bg);
  padding: 0.9rem 1.05rem;
  box-shadow: var(--shadow-soft);
}
.faq-list summary {
  cursor: pointer;
  color: var(--heading);
  font-weight: 700;
}
.faq-list details[open] summary { color: var(--brand-accent); margin-bottom: 0.5rem; }
.faq-list details p { margin: 0; }
.learn-cta {
  margin-top: 1rem;
  border: 1px solid var(--cta-border);
  border-radius: 20px;
  padding: 1.6rem 1.5rem;
  background: var(--cta-bg);
  box-shadow: var(--shadow-soft);
}
.learn-cta h2 { margin-bottom: 0.5rem; color: var(--heading); }
.learn-cta p { color: var(--muted); max-width: 40rem; margin: 0 0 1.25rem; }

.arch-frame {
  border: 1px solid var(--line-soft);
  border-radius: 20px;
  overflow: hidden;
  background: #0b1440;
  box-shadow: var(--shadow-soft);
}
.arch-frame img { display: block; width: 100%; height: auto; }

/* —— Check URL demo —— */
.check-hero.page-hero { padding-bottom: 1.25rem; }
.check-hero-grid { max-width: 40rem; }
.check-hero-top {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.65rem 1rem;
  margin-bottom: 0.85rem;
}
.check-hero-top .kicker { display: none; }
.lab-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.78rem;
  font-weight: 650;
  letter-spacing: 0.02em;
  text-transform: none;
  padding: 0;
  border-radius: 0;
  border: 0;
  background: transparent;
  color: var(--muted);
}
.lab-badge::before {
  content: "";
  width: 0.45rem;
  height: 0.45rem;
  border-radius: 50%;
  background: currentColor;
}
.lab-badge-demo {
  color: var(--muted);
  background: transparent;
}
.lab-badge-live {
  color: #0b9f6e;
  background: transparent;
  border: 0;
}
.check-wait-overlay {
  position: fixed;
  inset: 0;
  z-index: 80;
  display: grid;
  place-items: center;
  background: color-mix(in srgb, var(--bg) 78%, transparent);
  backdrop-filter: blur(10px);
}
.check-wait-overlay[hidden] { display: none; }
.check-wait-card {
  text-align: center;
  padding: 2rem 1.75rem 1.75rem;
  border-radius: 24px;
  border: 1px solid var(--line-soft);
  background: var(--surface);
  box-shadow: var(--shadow-soft);
  max-width: 26rem;
}
.check-wait-inline {
  margin-bottom: 1.25rem;
  max-width: 32rem;
}
.check-wait-logo {
  display: block;
  margin: 0 auto 1.1rem;
  animation: check-wait-pulse 1.15s ease-in-out infinite;
}
.check-wait-title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.15rem;
  color: var(--heading);
}
.check-wait-sub {
  margin: 0.55rem 0 0;
  color: var(--muted);
  font-size: 0.92rem;
  line-height: 1.45;
}
@keyframes check-wait-pulse {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.08); opacity: 0.72; }
}
.check-section { padding-top: 0; }
.check-panel {
  border: 1px solid var(--line-soft);
  border-radius: 20px;
  padding: 1.35rem 1.4rem 1.5rem;
  background: var(--surface);
  box-shadow: var(--shadow-soft);
  max-width: 52rem;
}
.check-label {
  display: block;
  font-weight: 700;
  color: var(--heading);
  margin-bottom: 0.55rem;
  font-size: 0.95rem;
}
.check-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 0.65rem;
}
@media (max-width: 640px) {
  .check-row { grid-template-columns: 1fr; }
}
.check-row input {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--input-bg);
  color: var(--input-fg);
  padding: 0.85rem 1rem;
  font: inherit;
  font-size: 1rem;
  outline: none;
  transition: border-color 0.15s ease, background 0.15s ease, box-shadow 0.15s ease;
}
.check-row input:focus {
  background: var(--input-focus-bg);
  border-color: var(--royal);
  box-shadow: 0 0 0 3px rgba(0, 117, 253, 0.18);
}
.check-hint {
  margin: 0.75rem 0 0.55rem;
  color: var(--muted);
  font-size: 0.9rem;
}
.check-samples {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
}
.check-chip {
  border: 1px solid var(--badge-border);
  background: var(--badge-bg);
  color: var(--badge-fg);
  border-radius: 999px;
  padding: 0.35rem 0.75rem;
  font: inherit;
  font-size: 0.82rem;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.15s ease, border-color 0.15s ease, color 0.15s ease;
}
.check-chip:hover {
  border-color: var(--card-hover-border);
  color: var(--heading);
}
.check-result {
  margin-top: 1.25rem;
  max-width: 52rem;
  border: 1px solid var(--line-soft);
  border-radius: 20px;
  padding: 1.25rem 1.35rem;
  background: var(--surface-2);
  box-shadow: var(--shadow-soft);
  animation: check-in 0.35s ease both;
}
@keyframes check-in {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: none; }
}
.check-result-head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.65rem 1rem;
  margin-bottom: 1rem;
}
.check-verdict {
  display: inline-flex;
  align-items: center;
  font-family: var(--font-display);
  font-weight: 800;
  letter-spacing: 0.06em;
  font-size: 1.05rem;
  padding: 0.45rem 0.85rem;
  border-radius: 12px;
  border: 1px solid transparent;
}
.verdict-allow {
  color: #0b9f6e;
  background: rgba(68, 244, 180, 0.16);
  border-color: rgba(68, 244, 180, 0.35);
}
.verdict-block {
  color: #ff8f8f;
  background: rgba(228, 92, 92, 0.16);
  border-color: rgba(228, 92, 92, 0.35);
}
[data-theme="light"] .verdict-block { color: #c0392b; }
.verdict-rbi {
  color: #0075fd;
  background: rgba(0, 117, 253, 0.12);
  border-color: rgba(0, 117, 253, 0.28);
}
.verdict-unknown {
  color: var(--muted);
  background: var(--surface);
  border-color: var(--line);
}
.check-mode {
  color: var(--muted);
  font-size: 0.85rem;
  font-weight: 600;
}
.check-meta {
  display: grid;
  gap: 0.75rem;
  margin: 0;
}
.check-meta > div {
  display: grid;
  grid-template-columns: 7.5rem 1fr;
  gap: 0.5rem;
  align-items: start;
}
@media (max-width: 520px) {
  .check-meta > div { grid-template-columns: 1fr; gap: 0.15rem; }
}
.check-meta dt {
  margin: 0;
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.check-meta dd {
  margin: 0;
  color: var(--heading);
  font-weight: 600;
  word-break: break-word;
}
.check-json {
  margin: 1rem 0 0;
  padding: 0.9rem 1rem;
  border-radius: 14px;
  background: #050814;
  color: #d7e0f5;
  font-size: 0.78rem;
  line-height: 1.45;
  overflow: auto;
  max-height: 280px;
}
.check-toggle-json { margin-top: 0.9rem; }
.check-note {
  margin-top: 1.5rem;
  max-width: 52rem;
  border: 1px solid var(--aside-border);
  background: var(--aside-bg);
  border-radius: 18px;
  padding: 1.15rem 1.25rem;
}
.check-note p { margin: 0; color: var(--heading); }
#check-msg.form-msg { margin-top: 1rem; max-width: 52rem; }
.form-msg.err { color: var(--danger); font-weight: 600; }
.form-msg.ok { color: var(--form-ok); font-weight: 600; }

.check-history-link {
  margin: 0.85rem 0 0;
  font-size: 0.95rem;
  font-weight: 600;
}
.check-history-link a { color: var(--royal); text-decoration: none; }
.check-history-link a:hover { text-decoration: underline; }

.checked-toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.85rem 1.25rem;
  margin-bottom: 1rem;
  max-width: 64rem;
}
.checked-count {
  margin: 0;
  color: var(--muted);
  font-weight: 600;
  font-size: 0.92rem;
}
.checked-empty {
  margin: 0 0 1rem;
  max-width: 52rem;
  color: var(--muted);
  font-weight: 600;
}
.checked-table-wrap {
  max-width: 64rem;
  overflow-x: auto;
  border: 1px solid var(--line-soft);
  border-radius: 18px;
  background: var(--surface);
  box-shadow: var(--shadow-soft);
}
.checked-table {
  width: 100%;
  border-collapse: collapse;
  min-width: 40rem;
}
.checked-table th,
.checked-table td {
  padding: 0.85rem 1rem;
  text-align: start;
  border-bottom: 1px solid var(--line-soft);
  vertical-align: top;
}
.checked-table th {
  font-size: 0.75rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--muted);
  font-weight: 700;
  background: var(--surface-2);
}
.checked-table tbody tr:last-child td { border-bottom: none; }
.checked-table td {
  color: var(--heading);
  font-weight: 600;
  font-size: 0.92rem;
}
.checked-host {
  display: block;
  word-break: break-word;
}
.checked-url {
  display: block;
  margin-top: 0.2rem;
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 500;
  word-break: break-all;
}
.checked-table .check-verdict {
  font-size: 0.78rem;
  padding: 0.28rem 0.55rem;
}
.checked-when,
.checked-mode {
  color: var(--muted);
  font-weight: 600;
  white-space: nowrap;
}

.verdict-subh {
  margin: 1.35rem 0 0.55rem;
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  color: var(--heading);
}
.verdict-req-note {
  margin: 0 0 0.75rem;
  color: var(--muted);
  font-size: 0.86rem;
  font-weight: 500;
  max-width: 40rem;
}