:root {
  --ink: #080912;
  --ink-soft: #0e1020;
  --panel: #121426;
  --paper: #f3f0ea;
  --paper-soft: #e9e5de;
  --white: #fbfbff;
  --text: #171923;
  --muted: #a9a8b8;
  --muted-dark: #676875;
  --purple: #a855f7;
  --purple-deep: #6d28d9;
  --cyan: #2edcf4;
  --green: #43e3a1;
  --amber: #ffc45d;
  --red: #ff657a;
  --line: rgba(255, 255, 255, 0.12);
  --line-dark: rgba(8, 9, 18, 0.14);
  --shadow: 0 34px 100px rgba(0, 0, 0, 0.34);
  --ease: cubic-bezier(0.16, 1, 0.3, 1);
  --accent: var(--purple);
  --accent-rgb: 168, 85, 247;
}

* { box-sizing: border-box; }

html {
  min-width: 320px;
  scroll-behavior: smooth;
  background: var(--ink);
}

body {
  min-width: 320px;
  min-height: 100vh;
  margin: 0;
  overflow-x: hidden;
  color: var(--white);
  background:
    radial-gradient(circle at 13% 5%, rgba(var(--accent-rgb), 0.2), transparent 34rem),
    radial-gradient(circle at 90% 15%, rgba(46, 220, 244, 0.1), transparent 30rem),
    var(--ink);
  font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

body[data-accent="cyan"] { --accent: var(--cyan); --accent-rgb: 46, 220, 244; }
body[data-accent="green"] { --accent: var(--green); --accent-rgb: 67, 227, 161; }
body[data-accent="amber"] { --accent: var(--amber); --accent-rgb: 255, 196, 93; }
body[data-accent="red"] { --accent: var(--red); --accent-rgb: 255, 101, 122; }

a { color: inherit; text-decoration: none; }
button { color: inherit; font: inherit; }
img { display: block; max-width: 100%; }

a:focus-visible,
button:focus-visible,
summary:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 4px;
}

.skip-link {
  position: fixed;
  top: 8px;
  left: 8px;
  z-index: 1000;
  padding: 9px 13px;
  color: var(--ink);
  background: var(--white);
  border-radius: 999px;
  font-weight: 800;
  transform: translateY(-150%);
}

.skip-link:focus { transform: translateY(0); }
.shell { width: min(1160px, calc(100% - 40px)); margin-inline: auto; }

.reading-progress {
  position: fixed;
  inset: 0 auto auto 0;
  z-index: 1000;
  width: 0;
  height: 2px;
  pointer-events: none;
  background: linear-gradient(90deg, var(--accent), var(--cyan));
  box-shadow: 0 0 15px rgba(var(--accent-rgb), 0.55);
}

.content-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 100;
  padding: 16px 20px 0;
  pointer-events: none;
}

.content-nav {
  width: min(1160px, 100%);
  min-height: 64px;
  margin: 0 auto;
  padding: 9px 10px 9px 16px;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 22px;
  pointer-events: auto;
  background: rgba(8, 9, 18, 0.74);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 999px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.32), inset 0 1px rgba(255, 255, 255, 0.08);
  -webkit-backdrop-filter: blur(24px) saturate(1.25);
  backdrop-filter: blur(24px) saturate(1.25);
  transition: background 220ms ease, border-color 220ms ease;
}

.content-header.is-scrolled .content-nav {
  background: rgba(8, 9, 18, 0.9);
  border-color: rgba(255, 255, 255, 0.18);
}

.brand {
  min-width: 0;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 15px;
  font-weight: 850;
  letter-spacing: -0.025em;
}

.brand img {
  width: 36px;
  height: 36px;
  border-radius: 11px;
  box-shadow: 0 0 24px rgba(46, 220, 244, 0.18);
}

.content-nav-links {
  justify-self: center;
  display: flex;
  align-items: center;
  gap: 4px;
}

.content-nav-links a {
  padding: 9px 12px;
  color: #aaa9b7;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 750;
  transition: color 180ms ease, background 180ms ease;
}

.content-nav-links a:hover,
.content-nav-links a[aria-current="page"] {
  color: var(--white);
  background: rgba(255, 255, 255, 0.07);
}

.content-nav-actions { display: flex; align-items: center; gap: 7px; }

.language-link,
.nav-cta {
  min-height: 40px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 850;
}

.language-link {
  min-width: 48px;
  padding: 0 12px;
  color: #ceced8;
  border: 1px solid rgba(255, 255, 255, 0.14);
  background: rgba(255, 255, 255, 0.04);
}

.nav-cta {
  padding: 0 17px;
  color: var(--ink);
  background: var(--white);
  box-shadow: 0 9px 26px rgba(255, 255, 255, 0.1);
}

.content-hero {
  position: relative;
  min-height: 780px;
  padding: 166px 0 100px;
  overflow: hidden;
}

.content-hero::before {
  position: absolute;
  inset: 0;
  content: "";
  pointer-events: none;
  opacity: 0.28;
  background-image: radial-gradient(rgba(255, 255, 255, 0.22) 0.7px, transparent 0.7px);
  background-size: 21px 21px;
  -webkit-mask-image: linear-gradient(to bottom, black, transparent 92%);
  mask-image: linear-gradient(to bottom, black, transparent 92%);
}

.content-hero::after {
  position: absolute;
  width: 680px;
  height: 680px;
  right: -240px;
  top: -170px;
  content: "";
  pointer-events: none;
  border: 1px solid rgba(var(--accent-rgb), 0.14);
  border-radius: 50%;
  box-shadow: 0 0 0 100px rgba(var(--accent-rgb), 0.025), 0 0 0 210px rgba(var(--accent-rgb), 0.018);
}

.hero-layout {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1.12fr) minmax(360px, 0.88fr);
  align-items: center;
  gap: clamp(54px, 7vw, 96px);
}

.breadcrumbs {
  margin: 0 0 32px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  color: #858697;
  font-size: 11px;
  font-weight: 750;
}

.breadcrumbs a:hover { color: var(--white); }
.breadcrumbs span[aria-hidden] { color: #4d4f5d; }

.eyebrow {
  margin: 0 0 20px;
  color: var(--accent);
  font-size: 11px;
  font-weight: 900;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.hero-copy h1 {
  max-width: 850px;
  margin: 0;
  font-size: clamp(54px, 6.3vw, 86px);
  line-height: 0.96;
  letter-spacing: -0.067em;
}

.hero-copy h1 em {
  color: var(--accent);
  font-family: Georgia, "Times New Roman", serif;
  font-weight: 500;
}

.hero-lede {
  max-width: 720px;
  margin: 30px 0 0;
  color: #b2b1c0;
  font-size: clamp(17px, 1.7vw, 20px);
  line-height: 1.72;
}

.hero-actions { margin-top: 34px; display: flex; flex-wrap: wrap; gap: 10px; }

.button {
  min-height: 50px;
  padding: 0 20px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  border: 1px solid transparent;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 850;
  transition: transform 220ms var(--ease), background 180ms ease, border-color 180ms ease;
}

.button:hover { transform: translateY(-2px); }
.button-primary { color: var(--ink); background: var(--white); }
.button-secondary { color: var(--white); border-color: rgba(255, 255, 255, 0.16); background: rgba(255, 255, 255, 0.055); }

.hero-facts {
  margin: 26px 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  list-style: none;
}

.hero-facts li {
  padding: 8px 11px;
  color: #9898a8;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.025);
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.diagnostic-card {
  position: relative;
  min-height: 474px;
  padding: 23px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 30px;
  background: linear-gradient(155deg, rgba(20, 22, 42, 0.96), rgba(10, 11, 23, 0.92));
  box-shadow: var(--shadow), inset 0 1px rgba(255, 255, 255, 0.08);
  transform: rotate(1.4deg);
}

.diagnostic-card::before {
  position: absolute;
  inset: 0;
  content: "";
  pointer-events: none;
  background: radial-gradient(circle at 80% 8%, rgba(var(--accent-rgb), 0.22), transparent 15rem);
}

.diagnostic-top,
.diagnostic-status,
.diagnostic-chart,
.diagnostic-note { position: relative; z-index: 1; }

.diagnostic-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: #8e8f9f;
  font-size: 10px;
  font-weight: 850;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.diagnostic-top i {
  width: 8px;
  height: 8px;
  display: inline-block;
  margin-right: 7px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 12px rgba(67, 227, 161, 0.55);
}

.diagnostic-status {
  margin-top: 23px;
  padding: 20px;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 20px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.035);
}

.diagnostic-status span { color: #898a9a; font-size: 11px; font-weight: 750; }
.diagnostic-status strong { display: block; margin-top: 5px; font-size: 23px; letter-spacing: -0.04em; }
.diagnostic-status b { align-self: center; color: var(--accent); font-size: 11px; }

.diagnostic-chart {
  height: 182px;
  margin-top: 14px;
  padding: 17px 17px 13px;
  display: flex;
  align-items: end;
  gap: 5px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 20px;
  background:
    linear-gradient(rgba(255, 255, 255, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.04) 1px, transparent 1px),
    rgba(5, 6, 14, 0.5);
  background-size: 100% 36px, 42px 100%;
}

.diagnostic-chart i {
  flex: 1;
  min-width: 3px;
  height: var(--bar, 35%);
  border-radius: 4px 4px 1px 1px;
  background: linear-gradient(to top, rgba(var(--accent-rgb), 0.35), var(--accent));
  box-shadow: 0 0 10px rgba(var(--accent-rgb), 0.08);
}

.diagnostic-chart i.is-spike { background: linear-gradient(to top, rgba(255, 101, 122, 0.35), var(--red)); }

.diagnostic-note {
  margin-top: 13px;
  display: flex;
  justify-content: space-between;
  color: #737586;
  font-size: 10px;
  font-weight: 750;
}

.article-zone {
  position: relative;
  z-index: 2;
  padding: 92px 0 110px;
  color: var(--text);
  background: var(--paper);
  border-radius: 42px 42px 0 0;
}

.article-layout {
  display: grid;
  grid-template-columns: 250px minmax(0, 760px);
  justify-content: space-between;
  gap: 76px;
}

/* A wide comparison table must scroll inside the article, not become the
   grid item's minimum width and stretch the entire page on narrow screens. */
.article-layout > * { min-width: 0; }

.toc { align-self: start; position: sticky; top: 104px; }
.toc-label { margin: 0 0 14px; color: #8d8b91; font-size: 10px; font-weight: 900; letter-spacing: 0.14em; text-transform: uppercase; }
.toc nav { display: grid; gap: 2px; }
.toc a { padding: 8px 12px; color: #696a73; border-left: 2px solid #d2cec7; font-size: 12px; font-weight: 700; transition: color 180ms ease, border-color 180ms ease, background 180ms ease; }
.toc a:hover { color: var(--text); border-color: var(--accent); background: rgba(var(--accent-rgb), 0.06); }
.toc-card { margin-top: 26px; padding: 18px; border: 1px solid #d5d0c8; border-radius: 17px; background: rgba(255, 255, 255, 0.46); }
.toc-card strong { display: block; font-size: 12px; }
.toc-card p { margin: 7px 0 0; color: #74747c; font-size: 11px; line-height: 1.55; }

.article-copy > p:first-child {
  margin-top: 0;
  color: #4e4f59;
  font-size: 21px;
  line-height: 1.65;
}

.article-copy section { scroll-margin-top: 110px; }
.article-copy section + section { margin-top: 78px; padding-top: 5px; }

.article-copy h2 {
  max-width: 690px;
  margin: 0 0 22px;
  font-size: clamp(35px, 4vw, 53px);
  line-height: 1.03;
  letter-spacing: -0.055em;
}

.article-copy h3 { margin: 34px 0 11px; font-size: 21px; line-height: 1.2; letter-spacing: -0.035em; }
.article-copy p { margin: 0 0 18px; color: #4f5059; font-size: 16px; line-height: 1.78; }
.article-copy strong { color: #20212a; }
.article-copy a:not(.button) { color: #50209a; text-decoration: underline; text-decoration-color: rgba(80, 32, 154, 0.28); text-underline-offset: 3px; }
.article-copy a:not(.button):hover { text-decoration-color: currentColor; }
.section-kicker { margin: 0 0 13px !important; color: #8a5bb7 !important; font-size: 10px !important; font-weight: 900; letter-spacing: 0.14em; text-transform: uppercase; }

.check-grid {
  margin: 26px 0 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.check-card {
  min-height: 148px;
  padding: 20px;
  border: 1px solid #d5d0c8;
  border-radius: 19px;
  background: rgba(255, 255, 255, 0.54);
}

.check-card .number { display: block; margin-bottom: 22px; color: #9763c4; font-size: 10px; font-weight: 900; letter-spacing: 0.11em; }
.check-card strong { display: block; font-size: 15px; }
.check-card p { margin: 7px 0 0; font-size: 13px; line-height: 1.6; }

.callout {
  margin: 28px 0;
  padding: 22px 24px;
  border: 1px solid rgba(var(--accent-rgb), 0.3);
  border-radius: 18px;
  background: rgba(var(--accent-rgb), 0.07);
}

.callout.warning { border-color: rgba(198, 124, 24, 0.33); background: rgba(255, 196, 93, 0.12); }
.callout.good { border-color: rgba(24, 142, 92, 0.28); background: rgba(67, 227, 161, 0.1); }
.callout strong { display: block; margin-bottom: 5px; font-size: 13px; }
.callout p { margin: 0; font-size: 14px; line-height: 1.65; }

.step-list { margin: 28px 0 0; padding: 0; list-style: none; counter-reset: steps; }
.step-list li { position: relative; min-height: 82px; padding: 0 0 27px 62px; counter-increment: steps; }
.step-list li:not(:last-child)::after { position: absolute; top: 38px; bottom: 4px; left: 19px; width: 1px; content: ""; background: #cbc6be; }
.step-list li::before { position: absolute; top: 0; left: 0; width: 39px; height: 39px; display: grid; place-items: center; content: counter(steps, decimal-leading-zero); color: var(--white); background: var(--ink); border-radius: 12px; font-size: 10px; font-weight: 900; }
.step-list strong { display: block; padding-top: 2px; font-size: 15px; }
.step-list p { margin: 5px 0 0; font-size: 14px; line-height: 1.65; }

.table-wrap { margin: 28px 0; overflow-x: auto; border: 1px solid #d3cec6; border-radius: 19px; background: rgba(255, 255, 255, 0.46); }
table { width: 100%; border-collapse: collapse; min-width: 660px; }
th, td { padding: 16px 17px; vertical-align: top; text-align: left; border-bottom: 1px solid #d9d5ce; font-size: 13px; line-height: 1.55; }
th { color: #5e5d66; background: rgba(8, 9, 18, 0.045); font-size: 10px; letter-spacing: 0.08em; text-transform: uppercase; }
td { color: #51525b; }
td strong { display: block; margin-bottom: 3px; }
tr:last-child td { border-bottom: 0; }

.metric-strip {
  margin: 30px 0;
  padding: 24px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  color: var(--white);
  border-radius: 20px;
  background: var(--ink);
}

.metric-strip div { padding: 15px; border: 1px solid rgba(255, 255, 255, 0.1); border-radius: 14px; background: rgba(255, 255, 255, 0.035); }
.metric-strip span { display: block; color: #858696; font-size: 9px; font-weight: 850; letter-spacing: 0.09em; text-transform: uppercase; }
.metric-strip strong { display: block; margin-top: 5px; color: var(--white); font-size: 20px; }
.metric-strip small { display: block; margin-top: 3px; color: #8e8f9c; font-size: 10px; }

.comparison-verdict { margin: 30px 0; display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.verdict-card { padding: 22px; border: 1px solid #d3cec6; border-radius: 19px; background: rgba(255, 255, 255, 0.52); }
.verdict-card.is-accent { border-color: rgba(var(--accent-rgb), 0.35); background: rgba(var(--accent-rgb), 0.07); }
.verdict-card span { color: #8a5bb7; font-size: 9px; font-weight: 900; letter-spacing: 0.1em; text-transform: uppercase; }
.verdict-card h3 { margin: 9px 0 8px; font-size: 20px; }
.verdict-card p { margin: 0; font-size: 13px; line-height: 1.65; }

.sources { margin-top: 78px; padding-top: 32px; border-top: 1px solid #d4cfc7; }
.sources h2 { font-size: 27px; letter-spacing: -0.04em; }
.source-list { margin: 0; padding: 0; display: grid; gap: 9px; list-style: none; }
.source-list li { padding: 12px 14px; display: flex; gap: 12px; border: 1px solid #d9d4cc; border-radius: 12px; background: rgba(255, 255, 255, 0.38); }
.source-list span { flex: 0 0 auto; color: #929099; font-size: 9px; font-weight: 900; }
.source-list a { font-size: 12px; font-weight: 750; }

.faq-zone { padding: 104px 0; color: var(--white); background: #0c0e19; }
.faq-heading { max-width: 720px; margin-bottom: 42px; }
.faq-heading h2 { margin: 0; font-size: clamp(42px, 5vw, 62px); line-height: 1; letter-spacing: -0.055em; }
.faq-heading p { margin: 19px 0 0; color: #9494a4; }
.faq-list { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; }
.faq-list details { padding: 20px 22px; border: 1px solid rgba(255, 255, 255, 0.11); border-radius: 17px; background: rgba(255, 255, 255, 0.035); }
.faq-list summary { position: relative; padding-right: 26px; cursor: pointer; list-style: none; font-size: 14px; font-weight: 800; }
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary::after { position: absolute; top: -2px; right: 0; content: "+"; color: var(--accent); font-size: 21px; font-weight: 400; }
.faq-list details[open] summary::after { content: "−"; }
.faq-list details p { margin: 14px 0 0; color: #9b9caa; font-size: 13px; line-height: 1.7; }

.related-zone { padding: 104px 0; background: #111322; }
.related-head { display: flex; align-items: end; justify-content: space-between; gap: 24px; margin-bottom: 34px; }
.related-head h2 { margin: 0; max-width: 700px; font-size: clamp(38px, 4.5vw, 58px); line-height: 1; letter-spacing: -0.055em; }
.related-head p { max-width: 330px; margin: 0; color: #8f90a0; font-size: 13px; }
.related-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; }
.related-card { min-height: 250px; padding: 24px; display: flex; flex-direction: column; border: 1px solid rgba(255, 255, 255, 0.11); border-radius: 21px; background: rgba(255, 255, 255, 0.035); transition: transform 240ms var(--ease), border-color 180ms ease, background 180ms ease; }
.related-card:hover { transform: translateY(-5px); border-color: rgba(var(--accent-rgb), 0.38); background: rgba(var(--accent-rgb), 0.07); }
.related-card .card-type { color: var(--accent); font-size: 9px; font-weight: 900; letter-spacing: 0.13em; text-transform: uppercase; }
.related-card h3 { margin: 38px 0 10px; font-size: 24px; line-height: 1.04; letter-spacing: -0.045em; }
.related-card p { margin: 0; color: #9293a3; font-size: 13px; line-height: 1.65; }
.related-card b { margin-top: auto; padding-top: 24px; font-size: 13px; }

.content-cta { padding: 96px 0; background: var(--ink); }
.cta-card { position: relative; min-height: 430px; padding: clamp(36px, 7vw, 80px); overflow: hidden; display: grid; grid-template-columns: minmax(0, 1fr) 360px; align-items: center; gap: 50px; border: 1px solid rgba(255, 255, 255, 0.14); border-radius: 32px; background: linear-gradient(135deg, rgba(var(--accent-rgb), 0.2), rgba(46, 220, 244, 0.08) 55%, rgba(255, 255, 255, 0.03)); box-shadow: var(--shadow); }
.cta-card::after { position: absolute; width: 480px; height: 480px; right: -150px; top: -120px; content: ""; border: 1px solid rgba(255, 255, 255, 0.11); border-radius: 50%; box-shadow: 0 0 0 70px rgba(255, 255, 255, 0.02), 0 0 0 140px rgba(255, 255, 255, 0.014); }
.cta-copy { position: relative; z-index: 1; }
.cta-copy h2 { max-width: 700px; margin: 0; font-size: clamp(44px, 5.4vw, 70px); line-height: 0.98; letter-spacing: -0.06em; }
.cta-copy p { max-width: 620px; margin: 22px 0 0; color: #aeafbd; font-size: 16px; }
.cta-visual { position: relative; z-index: 1; padding: 18px; border: 1px solid rgba(255, 255, 255, 0.13); border-radius: 22px; background: rgba(8, 9, 18, 0.66); transform: rotate(2deg); }
.cta-visual img { width: 100%; border-radius: 13px; opacity: 0.92; }

.content-footer { padding: 68px 0 28px; color: #888998; background: #070811; border-top: 1px solid rgba(255, 255, 255, 0.08); }
.footer-grid { padding-bottom: 52px; display: grid; grid-template-columns: 1.6fr repeat(3, 1fr); gap: 46px; }
.footer-brand p { max-width: 260px; margin: 16px 0 0; font-size: 13px; }
.footer-column { display: grid; align-content: start; gap: 10px; }
.footer-column strong { margin-bottom: 5px; color: var(--white); font-size: 11px; }
.footer-column a, .footer-column button { width: max-content; max-width: 100%; padding: 0; color: #858696; border: 0; background: transparent; font-size: 11px; text-align: left; cursor: pointer; }
.footer-column a:hover, .footer-column button:hover { color: var(--white); }
.footer-bottom { padding-top: 22px; display: flex; justify-content: space-between; gap: 18px; border-top: 1px solid rgba(255, 255, 255, 0.08); font-size: 10px; }
.trademark-note { max-width: 660px; text-align: right; }

.cookie-banner {
  position: fixed;
  right: 18px;
  bottom: 18px;
  z-index: 500;
  width: min(520px, calc(100% - 36px));
  padding: 17px;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 15px;
  color: var(--white);
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 19px;
  background: rgba(10, 11, 23, 0.94);
  box-shadow: 0 24px 80px rgba(0, 0, 0, 0.5);
  -webkit-backdrop-filter: blur(20px);
  backdrop-filter: blur(20px);
  opacity: 0;
  transform: translateY(12px);
  transition: opacity 220ms ease, transform 220ms ease;
}
.cookie-banner.is-visible { opacity: 1; transform: translateY(0); }
.cookie-copy strong { display: block; font-size: 13px; }
.cookie-copy p { margin: 5px 0 0; color: #9899a8; font-size: 11px; line-height: 1.55; }
.cookie-copy a { text-decoration: underline; }
.cookie-actions { display: flex; align-items: center; gap: 7px; }
.cookie-actions button { min-height: 37px; padding: 0 12px; border: 1px solid rgba(255, 255, 255, 0.14); border-radius: 999px; background: rgba(255, 255, 255, 0.04); font-size: 10px; font-weight: 800; cursor: pointer; }
.cookie-actions .is-primary { color: var(--ink); background: var(--white); }

@media (max-width: 980px) {
  .content-nav-links { display: none; }
  .content-nav { grid-template-columns: auto 1fr auto; }
  .content-nav-actions { justify-self: end; }
  .hero-layout { grid-template-columns: 1fr; }
  .hero-copy { max-width: 820px; }
  .diagnostic-card { width: min(620px, 100%); min-height: 430px; transform: none; }
  .article-layout { grid-template-columns: 1fr; gap: 48px; }
  .toc { position: static; }
  .toc nav { grid-template-columns: repeat(2, 1fr); }
  .toc-card { display: none; }
  .article-copy { max-width: 760px; }
  .related-grid { grid-template-columns: repeat(2, 1fr); }
  .related-card:last-child { grid-column: 1 / -1; }
  .cta-card { grid-template-columns: 1fr; }
  .cta-visual { width: min(500px, 100%); }
}

@media (max-width: 720px) {
  .shell { width: min(100% - 26px, 1160px); }
  .content-header { padding: 10px 10px 0; }
  .content-nav { min-height: 58px; padding: 8px 8px 8px 11px; gap: 8px; }
  .brand span { display: none; }
  .brand img { width: 34px; height: 34px; }
  .language-link { min-width: 42px; padding-inline: 9px; }
  .nav-cta { width: 42px; padding: 0; font-size: 0; }
  .nav-cta::after { content: "↓"; font-size: 16px; }
  .content-hero { min-height: auto; padding: 128px 0 72px; }
  .content-hero::after { width: 420px; height: 420px; right: -280px; }
  .hero-layout { gap: 50px; }
  .hero-copy h1 { font-size: clamp(48px, 14.5vw, 70px); }
  .hero-lede { margin-top: 24px; font-size: 16px; }
  .hero-actions { display: grid; grid-template-columns: 1fr; }
  .button { width: 100%; }
  .diagnostic-card { min-height: 395px; padding: 17px; border-radius: 23px; }
  .diagnostic-chart { height: 150px; }
  .article-zone { padding: 68px 0 80px; border-radius: 27px 27px 0 0; }
  .toc nav { grid-template-columns: 1fr; }
  .article-copy > p:first-child { font-size: 18px; }
  .article-copy section + section { margin-top: 58px; }
  .article-copy h2 { font-size: 38px; }
  .check-grid, .comparison-verdict { grid-template-columns: 1fr; }
  .metric-strip { grid-template-columns: 1fr; }
  .table-wrap { margin-inline: -13px; border-radius: 0; border-inline: 0; }
  .faq-zone, .related-zone, .content-cta { padding: 76px 0; }
  .faq-list, .related-grid { grid-template-columns: 1fr; }
  .related-card:last-child { grid-column: auto; }
  .related-head { align-items: start; flex-direction: column; }
  .cta-card { min-height: 0; padding: 32px 24px; border-radius: 24px; }
  .cta-card::after { display: none; }
  .cta-copy h2 { font-size: 45px; }
  .footer-grid { grid-template-columns: repeat(2, 1fr); gap: 34px 20px; }
  .footer-brand { grid-column: 1 / -1; }
  .footer-bottom { flex-direction: column; }
  .trademark-note { text-align: left; }
  .cookie-banner { right: 10px; bottom: 10px; width: calc(100% - 20px); grid-template-columns: 1fr; }
  .cookie-actions { display: grid; grid-template-columns: 1fr 1fr; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { scroll-behavior: auto !important; transition-duration: 0.01ms !important; animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; }
}