:root {
  --ink: #0B1F3A;
  --muted: #4A5D78;
  --paper: #F3F6FB;
  --glass: rgba(255, 255, 255, 0.66);
  --blue: #1D4ED8;
  --red: #BE123C;
  --line: rgba(11, 31, 58, 0.1);
  --max: 1120px;
  --shadow: 0 22px 50px rgba(15, 40, 80, 0.08);
  --radius: 20px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  font-family: "Segoe UI Variable", "Segoe UI", "Helvetica Neue", sans-serif;
  line-height: 1.7;
  background:
    radial-gradient(880px 520px at -8% -10%, rgba(37, 99, 235, 0.16), transparent 62%),
    radial-gradient(720px 480px at 108% 0%, rgba(225, 29, 72, 0.1), transparent 58%),
    radial-gradient(760px 460px at 80% 110%, rgba(37, 99, 235, 0.08), transparent 55%),
    var(--paper);
}
::selection { background: rgba(29, 78, 216, 0.16); }
.skip { position: absolute; left: -999px; top: 0; }
.skip:focus { left: 1rem; background: #fff; padding: .4rem .6rem; z-index: 5; }
a:focus-visible, button:focus-visible, summary:focus-visible {
  outline: 2px solid var(--blue);
  outline-offset: 3px;
}
.wrap { width: min(var(--max), calc(100% - 3rem)); margin: 0 auto; }
.site-header {
  position: sticky;
  top: 0;
  z-index: 8;
  color: var(--ink);
  background: transparent;
  border-bottom: 1px solid rgba(255, 255, 255, 0.8);
  box-shadow: 0 10px 30px rgba(15, 40, 80, 0.04);
}
.site-header::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: rgba(243, 246, 251, 0.92);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
}
.header-row { display: flex; gap: 1rem 1.25rem; align-items: center; padding: .85rem 0; }
.logo { color: var(--ink); text-decoration: none; font-size: 1.35rem; letter-spacing: -.03em; font-weight: 700; flex: 0 0 auto; }
.logo span { color: var(--red); }
.nav { display: flex; flex: 1; flex-wrap: wrap; justify-content: flex-end; gap: .35rem .95rem; }
.nav a { color: var(--ink); text-decoration: none; font-size: .95rem; }
.nav a[aria-current="page"] { color: var(--blue); font-weight: 650; }
.header-cta { padding: .55rem 1rem; font-size: .92rem; white-space: nowrap; }
.nav-toggle {
  display: none;
  width: 2.75rem;
  height: 2.75rem;
  flex: 0 0 auto;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.75);
  cursor: pointer;
  padding: 0;
}
.nav-toggle-bars,
.nav-toggle-bars::before,
.nav-toggle-bars::after {
  display: block;
  width: 1.15rem;
  height: 2px;
  border-radius: 2px;
  background: var(--ink);
  position: relative;
}
.nav-toggle-bars::before,
.nav-toggle-bars::after {
  content: "";
  position: absolute;
  left: 0;
}
.nav-toggle-bars::before { top: -6px; }
.nav-toggle-bars::after { top: 6px; }
body.nav-open .nav-toggle-bars { background: transparent; }
body.nav-open .nav-toggle-bars::before { top: 0; transform: rotate(45deg); }
body.nav-open .nav-toggle-bars::after { top: 0; transform: rotate(-45deg); }
.dock {
  position: fixed;
  z-index: 6;
  left: 0;
  right: 0;
  bottom: 0;
  display: flex;
  justify-content: center;
  padding: .7rem 1rem calc(.7rem + env(safe-area-inset-bottom, 0px));
  background: rgba(243, 246, 251, 0.94);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-top: 1px solid rgba(11, 31, 58, 0.08);
}
.dock .btn { width: min(24rem, 100%); text-align: center; }
body.nav-open .dock { visibility: hidden; }
main { padding-bottom: 6.5rem; }
main .wrap { padding-block: 2.75rem; }
h1, h2, h3 { font-family: "Segoe UI Variable", "Segoe UI", "Helvetica Neue", sans-serif; line-height: 1.15; font-weight: 650; letter-spacing: -.03em; }
h1 { font-size: clamp(2.4rem, 5vw, 4.1rem); margin: 0 0 1rem; }
h1 em { font-style: italic; color: var(--red); }
h2 { font-size: 1.7rem; margin: 3.25rem 0 1rem; }
.kicker { text-transform: uppercase; letter-spacing: .14em; font-size: .75rem; color: var(--red); margin: 0 0 .9rem; }
.byline { margin: 0 0 1.15rem; color: var(--muted); font-size: .95rem; }
.lede { font-size: 1.2rem; max-width: 38rem; margin: 0 0 1.6rem; color: #24384F; }
.hero {
  display: grid;
  grid-template-columns: 1.05fr .95fr;
  gap: 4.5rem;
  align-items: center;
  padding-top: 4.5rem;
  padding-bottom: 1.25rem;
}
.hero-art {
  width: 100%;
  height: auto;
  display: block;
  border-radius: 28px;
  background: rgba(255, 255, 255, 0.4);
  border: 1px solid rgba(255, 255, 255, 0.85);
  box-shadow: 0 30px 70px rgba(15, 40, 80, 0.12);
}
.cta { display: flex; gap: .8rem; flex-wrap: wrap; margin: 0; }
.btn {
  display: inline-block;
  background: var(--red);
  color: #fff;
  text-decoration: none;
  padding: .85rem 1.3rem;
  border-radius: 999px;
  font-weight: 650;
  box-shadow: 0 12px 26px rgba(190, 18, 60, 0.22);
}
.btn:hover { background: #9F1239; }
.btn-ghost {
  background: rgba(255, 255, 255, 0.55);
  color: var(--blue);
  border: 1px solid rgba(29, 78, 216, 0.28);
  box-shadow: none;
}
.btn-ghost:hover { background: #fff; }
.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(11rem, 1fr)); gap: 1.25rem; padding-top: .5rem; padding-bottom: 3.5rem; }
.stats p {
  margin: 0;
  background: var(--glass);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  color: var(--ink);
  padding: 1.5rem 1.45rem;
  border-radius: var(--radius);
  border: 1px solid rgba(255, 255, 255, 0.85);
  box-shadow: var(--shadow);
}
.stats strong { display: block; font-size: 2.6rem; letter-spacing: -.04em; color: var(--blue); line-height: 1.1; }
.stats span { font-size: .95rem; color: var(--muted); }
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 1.75rem; }
.card {
  background: var(--glass);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(255, 255, 255, 0.85);
  border-radius: var(--radius);
  padding: 1.55rem 1.4rem;
  text-decoration: none;
  color: inherit;
  min-height: 8.5rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  box-shadow: var(--shadow);
  transition: transform .2s ease, box-shadow .2s ease;
}
.card:hover { transform: translateY(-3px); box-shadow: 0 26px 46px rgba(15, 40, 80, 0.12); }
.card span { color: var(--blue); letter-spacing: .04em; }
.grid:not(.tech-grid) .card:nth-child(3n) span { color: var(--red); }
.split { display: grid; grid-template-columns: 1.15fr .85fr; gap: 3.5rem; align-items: start; }
.city-mini, .city-list { list-style: none; padding: 0; margin: 0; }
.city-mini li, .city-list li { padding: .8rem 0; border-bottom: 1px solid var(--line); }
.city-mini small { color: var(--muted); margin-left: .45rem; }
.standards li { margin: .55rem 0; }
.standards ul { padding-left: 1.15rem; }
.sheet { width: min(46rem, calc(100% - 3rem)); margin: 4.5rem auto 1rem; }
.sheet-wide { width: min(68rem, calc(100% - 3rem)); }
.tech-grid { margin: 1.35rem 0 3.1rem; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 2rem 1.85rem; }
.tech-grid .card { min-height: 12rem; position: relative; padding-top: 2.15rem; }
.tech-grid .card::before {
  content: "";
  position: absolute;
  top: 1.05rem;
  left: 1.4rem;
  width: 2.55rem;
  height: 0.34rem;
  border-radius: 99px;
  background: var(--blue);
}
.tech-grid .card:nth-child(3n)::before { background: var(--red); }
.tech-grid .card:nth-child(3n+2)::before { background: var(--ink); }
.cat-lead {
  display: grid;
  grid-template-columns: minmax(0, 1.45fr) minmax(16rem, .8fr);
  gap: 1.25rem 1.6rem;
  align-items: center;
  margin: 2.8rem 0 .4rem;
}
.cat-lead h2 { margin: 0 0 .4rem; }
.cat-lead p { margin: .4rem 0 0; }
.sheet-wide > .video-slot { margin: 1.2rem 0 1.6rem; }
.video-slot {
  border-radius: 18px;
  overflow: hidden;
  background: #0b1f3a;
  box-shadow: 0 18px 40px rgba(15, 40, 80, 0.1);
}
.video-slot iframe,
.video-slot video {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 9;
  height: auto;
  border: 0;
  background: #0b1f3a;
}
.tech-grid .card strong { display: block; margin: .15rem 0 .45rem; }
.tech-grid .card em { font-style: normal; font-weight: 450; color: var(--muted); font-size: .95rem; }
h2 .count { font-weight: 500; font-size: .8em; color: var(--blue); margin-left: .35rem; }
.jump {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: .65rem;
  margin: 1rem 0 1.5rem;
}
.jump a {
  display: flex;
  align-items: flex-end;
  min-height: 4.6rem;
  padding: .85rem .9rem;
  border-radius: 16px;
  background: var(--glass);
  border: 1px solid rgba(255, 255, 255, 0.85);
  box-shadow: var(--shadow);
  text-decoration: none;
  font-weight: 700;
  line-height: 1.25;
}
.jump a:nth-child(3n) { box-shadow: inset 0 3px 0 var(--red), var(--shadow); }
.jump a:nth-child(3n+2) { box-shadow: inset 0 3px 0 var(--ink), var(--shadow); }
.jump a:nth-child(3n+1) { box-shadow: inset 0 3px 0 var(--blue), var(--shadow); }
.deck {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: .7rem;
  margin: .2rem 0 2rem;
  perspective: 1100px;
}
.stack {
  position: relative;
  min-width: 0;
  background: var(--glass);
  border: 1px solid rgba(255, 255, 255, 0.85);
  border-radius: 18px;
  box-shadow: var(--shadow);
}
.stack.is-out { display: none; }
.stack::before {
  content: "";
  position: absolute;
  top: .72rem;
  left: .9rem;
  width: 2.1rem;
  height: .28rem;
  border-radius: 99px;
  background: var(--blue);
  z-index: 1;
}
.deck .stack:nth-child(3n)::before { background: var(--red); }
.deck .stack:nth-child(3n+2)::before { background: var(--ink); }
.stack summary {
  display: flex;
  flex-direction: column;
  gap: .45rem;
  padding: 1.35rem .8rem .7rem;
  cursor: pointer;
  list-style: none;
}
.stack summary::-webkit-details-marker { display: none; }
.stack-top {
  display: grid;
  grid-template-columns: 1fr auto auto;
  gap: .15rem .35rem;
  align-items: center;
}
.stack-top strong {
  grid-column: 1 / -1;
  grid-row: 2;
  font-size: .95rem;
  line-height: 1.2;
  letter-spacing: -.02em;
  hyphens: auto;
}
.stack-top .count {
  grid-column: 2;
  grid-row: 1;
  font-size: .78rem;
  font-weight: 700;
  color: var(--blue);
  line-height: 1;
  padding-right: .35rem;
}
.stack-top::after {
  content: "";
  grid-column: 3;
  grid-row: 1;
  width: .42rem;
  height: .42rem;
  justify-self: end;
  border-right: 2px solid var(--ink);
  border-bottom: 2px solid var(--ink);
  transform: rotate(45deg);
}
.stack[open] .stack-top::after { transform: rotate(225deg); margin-top: .45rem; }
.stack[open] { grid-column: 1 / -1; }
.stack[open] summary { min-height: 0; padding: 1.35rem .9rem .35rem; }
.fan {
  position: relative;
  display: grid;
  gap: .28rem;
  margin-top: .15rem;
  transform-style: preserve-3d;
  pointer-events: none;
}
.fan span {
  display: block;
  min-width: 0;
  padding: .28rem .5rem;
  border-radius: 9px;
  background: #fff;
  color: var(--ink);
  font-size: .74rem;
  font-weight: 650;
  line-height: 1.2;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  box-shadow: 0 6px 14px rgba(15, 40, 80, 0.1);
}
.stack[open] .fan { display: none; }
.stack-body { padding: 0 .9rem .85rem; }
.stack-body p { margin: .35rem 0 .7rem; }
.stack-body .video-slot { margin: .2rem 0 .75rem; }
.stack-links {
  max-height: min(46vh, 18rem);
  overflow: auto;
  margin: 0 0 .75rem;
}
.stack-links a {
  display: block;
  padding: .48rem .1rem;
  border-top: 1px solid var(--line);
  text-decoration: none;
  font-weight: 650;
  line-height: 1.3;
}
h2[id] { scroll-margin-top: 5.4rem; }
.stack-links a[hidden] { display: none; }
.stack-more { margin-bottom: .2rem; }
@media (min-width: 800px) {
  .deck { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1rem; }
  .jump { grid-template-columns: repeat(4, minmax(0, 1fr)); }
}
.crumb { color: var(--muted); font-size: .92rem; margin-bottom: .4rem; }
h2#lage { margin-top: .35rem; }
.tip-facts {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: .7rem;
  list-style: none;
  padding: 0;
  margin: 1rem 0 1.4rem;
}
.tip-facts li {
  background: var(--glass);
  border: 1px solid rgba(255, 255, 255, 0.85);
  border-radius: 16px;
  padding: .8rem .9rem;
  box-shadow: var(--shadow);
}
.tip-facts span {
  display: block;
  margin-bottom: .3rem;
  font-size: .72rem;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--red);
  font-weight: 700;
}
.beside { padding-left: 1.15rem; }
.beside li { margin: .7rem 0; }
.toc { display: flex; flex-wrap: wrap; gap: .55rem .7rem; margin: 1.5rem 0 2rem; }
.toc a {
  background: var(--glass);
  border: 1px solid rgba(255, 255, 255, 0.85);
  border-radius: 999px;
  padding: .35rem .85rem;
  text-decoration: none;
}
.example, .answer {
  margin: 1.8rem 0;
  padding: 1.05rem 1.3rem 1.15rem;
  background: rgba(255, 255, 255, 0.7);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(255, 255, 255, 0.85);
  border-left: 4px solid var(--red);
  border-radius: 16px;
}
.hero-img {
  width: 100%;
  height: auto;
  border-radius: 24px;
  display: block;
  margin: 2rem 0 2.4rem;
  box-shadow: 0 24px 50px rgba(15, 40, 80, 0.1);
}
.tech-figure { margin: 1.5rem 0 1.8rem; }
.tech-figure img {
  width: 100%;
  height: auto;
  border-radius: 22px;
  display: block;
  background: #e7eef8;
  box-shadow: 0 24px 50px rgba(15, 40, 80, 0.1);
}
.tech-figure figcaption {
  margin: .7rem .15rem 0;
  color: var(--muted);
  font-size: .98rem;
  line-height: 1.5;
}
.city-cover {
  display: grid;
  grid-template-columns: 1.05fr .95fr;
  gap: 1.25rem;
  align-items: center;
  margin: 2rem 0 2.4rem;
  padding: 1.6rem 1.2rem 1.3rem 1.7rem;
  border-radius: 24px;
  background:
    radial-gradient(280px 180px at 100% 0%, rgba(37, 99, 235, 0.16), transparent 70%),
    radial-gradient(180px 140px at 0% 110%, rgba(225, 29, 72, 0.1), transparent 70%),
    #F4F7FC;
  box-shadow: 0 24px 50px rgba(15, 40, 80, 0.1);
}
.city-cover strong { display: block; font-size: clamp(1.55rem, 3vw, 2.15rem); letter-spacing: -.03em; line-height: 1.15; }
.city-cover .bar { display: block; width: 64px; height: 5px; border-radius: 3px; background: var(--red); margin: .75rem 0 .85rem; }
.city-cover span { display: block; color: var(--blue); }
.city-cover small { display: block; color: var(--muted); margin-top: .35rem; font-size: .95rem; }
.city-cover img { width: 100%; height: auto; display: block; border-radius: 18px; }
table {
  width: 100%;
  border-collapse: collapse;
  background: rgba(255, 255, 255, 0.62);
  border-radius: 16px;
  overflow: hidden;
}
th, td { text-align: left; padding: .8rem .9rem; border-bottom: 1px solid var(--line); vertical-align: top; }
th { width: 46%; font-weight: 650; }
a { color: var(--blue); }
.faq details {
  background: var(--glass);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(255, 255, 255, 0.85);
  border-radius: 16px;
  padding: .85rem 1.1rem;
  margin: .7rem 0;
  box-shadow: var(--shadow);
}
.faq summary { cursor: pointer; font-weight: 650; }
.markt { display: grid; gap: 1.1rem; margin: 1.4rem 0 2rem; }
.markt article, .top3 {
  background: var(--glass);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(255, 255, 255, 0.85);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.markt article { padding: 1.2rem 1.3rem; }
.markt h3 { margin: 0 0 .45rem; font-size: 1.08rem; }
.top3 { margin: 2rem 0; }
.top3 h2 { margin: 0; padding: 1.3rem 1.3rem .3rem; }
.top3 .hint { margin: 0; padding: 0 1.3rem 1.2rem; color: var(--muted); }
.top3 ol { list-style: none; margin: 0; padding: 0; }
.top3 li { display: grid; grid-template-columns: 2.2rem 1fr; gap: .7rem; padding: 1.15rem 1.3rem; border-top: 1px solid var(--line); }
.top3 .nr { font-weight: 700; color: var(--red); }
.compare { margin: 1.6rem 0 2.2rem; }
.compare h2 { margin-bottom: .4rem; }
.compare .hint, .compare .note { color: var(--muted); }
.compare .hint { margin: 0 0 1rem; }
.filters { display: flex; flex-wrap: wrap; gap: .4rem; margin: 0 0 .85rem; }
.filters button { font: inherit; font-size: .88rem; font-weight: 650; border: 1px solid var(--line); background: rgba(255,255,255,.75); color: var(--ink); border-radius: 999px; padding: .38rem .75rem; cursor: pointer; }
.filters button.on { background: var(--blue); color: #fff; border-color: var(--blue); }
.filter-empty { color: var(--muted); margin: 0 0 .8rem; }
.compare-card[hidden] { display: none; }
.compare-list { list-style: none; margin: 0; padding: 0; display: grid; gap: .75rem; }
.compare-card { background: rgba(255,255,255,.72); border: 1px solid rgba(255,255,255,.85); border-radius: 18px; padding: 1rem 1.1rem 1.05rem; }
.compare-card header { display: flex; gap: .7rem; align-items: baseline; }
.compare-card .rank { color: var(--blue); font-weight: 700; min-width: 1.1rem; }
.compare-card h3 { font-size: 1.05rem; margin: 0; }
.compare-card .sub { color: var(--muted); font-size: .92rem; margin: .15rem 0 0; }
.compare-card dl { display: grid; gap: .5rem .6rem; margin: .85rem 0 .35rem; }
.compare-card dl.metrics { grid-template-columns: repeat(5, minmax(0, 1fr)); }
.compare-card .rechnung { margin: 0 0 .35rem; font-weight: 650; font-variant-numeric: tabular-nums; }
.compare-card dt { font-size: .68rem; letter-spacing: .03em; text-transform: uppercase; color: var(--muted); font-weight: 650; line-height: 1.25; min-height: 2.5em; }
.compare-card dd { margin: .15rem 0 0; font-weight: 700; font-variant-numeric: tabular-nums; }
.compare-card dd.quiet { font-weight: 450; color: var(--muted); }
.compare-card .focus dd { color: var(--blue); font-size: 1.2rem; }
.compare-card .meta { color: var(--muted); font-size: .88rem; margin: .45rem 0 0; }
.compare-split { display: grid; grid-template-columns: 1fr 1fr; gap: .75rem 1rem; margin-top: .75rem; padding-top: .75rem; border-top: 1px solid var(--line); }
.compare-block p { margin: 0 0 .4rem; font-size: .68rem; letter-spacing: .06em; text-transform: uppercase; color: var(--muted); font-weight: 650; }
.pills { list-style: none; display: flex; flex-wrap: wrap; gap: .35rem; margin: 0; padding: 0; }
.pills li { background: rgba(29, 78, 216, .1); color: var(--ink); border-radius: 999px; padding: .22rem .6rem; font-size: .84rem; font-weight: 650; }
.pills.extra li { background: rgba(11, 31, 58, .06); font-weight: 600; }
.pills li.quiet { background: transparent; color: var(--muted); box-shadow: inset 0 0 0 1px var(--line); font-weight: 600; }
.compare .note { font-size: .92rem; margin: .9rem 0 0; }
.compare .note p { margin: 0 0 .45rem; }
.compare .note p:last-child { margin-bottom: 0; }
@media (max-width: 900px) {
  .compare-card dl.metrics { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}
@media (max-width: 640px) {
  .compare-card dl.metrics { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .compare-split { grid-template-columns: 1fr; }
}
.source, .fine { color: var(--muted); font-size: .92rem; }
.site-footer {
  background: #0B1F3A;
  color: #E8EEF8;
  padding: 3.5rem 0 8.5rem;
  margin-top: 1rem;
}
.site-footer a { color: #E8EEF8; display: block; margin: .35rem 0; }
.optin { margin-top: 1.1rem; }
.optin strong { display: block; margin-bottom: .35rem; }
.optin p { margin: .35rem 0 .7rem; color: #D5DEEC; }
.optin label { color: #E8EEF8; font-weight: 500; }
.optin a { display: inline; margin: 0; text-decoration: underline; }
.optin input[type="email"] { width: 100%; background: #fff; color: var(--ink); }
.optin .check { display: flex; gap: .55rem; align-items: flex-start; font-size: .92rem; font-weight: 450; }
.optin .check input { margin-top: .2rem; }
.optin .btn { margin-top: .2rem; }
.optin-inline {
  margin: 1.5rem 0;
  padding: 1.15rem 1.2rem 1.2rem;
  background: #fff;
  color: var(--ink);
  border: 1px solid var(--line);
  border-radius: 18px;
  box-shadow: var(--shadow);
}
.optin-inline strong,
.optin-inline label,
.optin-inline .check { color: var(--ink); }
.optin-inline p { color: var(--muted); }
.optin-inline input[type="email"] { width: 100%; background: #fff; color: var(--ink); }
.tech-grid:has(+ .optin-inline),
.deck:has(+ .optin-inline) { margin-bottom: .35rem; }
.optin-inline + .tech-grid,
.optin-inline + .deck { margin-top: 0; }
.advise {
  margin: .15rem 0 .85rem;
  padding: .65rem .7rem .75rem;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: #fff;
  color: var(--ink);
}
.advise legend {
  font-weight: 700;
  padding: 0 .35rem;
  color: var(--ink);
  background: #fff;
}
.advise-row { display: grid; grid-template-columns: 1fr 1fr; gap: .45rem; }
.advise-opt {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: .4rem;
  margin: 0;
  padding: .62rem .4rem;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: #f4f7fb;
  color: var(--ink);
  font-weight: 700;
  cursor: pointer;
}
.advise-opt input { margin: 0; accent-color: var(--blue); }
.advise-opt:has(input:checked) {
  border-color: var(--blue);
  background: #e7eefc;
  box-shadow: inset 0 0 0 1px var(--blue);
}
.optin .advise-opt,
.optin .advise legend { color: var(--ink); }
.lead-table-wrap { overflow-x: auto; }
.lead-table { width: 100%; border-collapse: collapse; }
.lead-table th, .lead-table td { text-align: left; padding: .55rem .4rem; border-bottom: 1px solid var(--line); vertical-align: top; }
.lead-table .btn { margin: .15rem .25rem .15rem 0; padding: .4rem .7rem; }
.sheet button.btn-ghost {
  background: #fff;
  color: var(--ink);
  border: 1px solid var(--line);
  box-shadow: none;
}
.footer-grid { display: grid; grid-template-columns: 1.4fr .8fr .8fr; gap: 2.5rem; }
.steps { padding-left: 1.2rem; }
.steps li { margin: .7rem 0; }
label { display: block; margin: 1.3rem 0; font-weight: 650; }
input[type="search"], input[type="text"], input[type="email"], input[type="password"], input[type="file"], textarea {
  display: block; width: min(100%, 36rem); margin-top: .4rem; padding: .75rem .85rem;
  border: 1px solid var(--line); border-radius: 14px; font: inherit; background: rgba(255, 255, 255, 0.8);
}
button.btn { border: 0; cursor: pointer; font: inherit; color: #fff; }
.hp { position: absolute; left: -9999px; height: 0; overflow: hidden; }
@media (max-width: 1100px) {
  .header-cta { margin-left: auto; }
  .nav-toggle { display: inline-flex; }
  .nav {
    display: none;
    position: fixed;
    z-index: 7;
    top: var(--header-h, 4.7rem);
    left: 0;
    right: 0;
    bottom: 0;
    flex-direction: column;
    flex-wrap: nowrap;
    justify-content: flex-start;
    gap: 0;
    margin: 0;
    padding: .35rem 1.25rem 2rem;
    background: #F3F6FB;
    overflow: auto;
  }
  body.nav-open .nav { display: flex; }
  body.nav-open { overflow: hidden; }
  .nav a {
    font-size: 1.15rem;
    padding: .95rem .15rem;
    border-bottom: 1px solid var(--line);
  }
  .nav a[aria-current="page"] { box-shadow: inset 3px 0 0 var(--blue); }
}
@media (max-width: 800px) {
  .stats, .split, .footer-grid, .hero, .city-cover, .cat-lead { grid-template-columns: 1fr; }
  .hero { gap: 2rem; padding-top: 2.5rem; }
  .wrap { width: min(var(--max), calc(100% - 2rem)); }
  .logo { font-size: 1.2rem; }
  .header-cta { padding: .5rem .75rem; font-size: .85rem; }
  .sheet, .sheet-wide { width: min(68rem, calc(100% - 2rem)); margin: 1.15rem auto .4rem; }
  h1 { font-size: 2.05rem; }
  .lede { font-size: 1.02rem; margin-bottom: .9rem; }
  h2 { margin: 1.6rem 0 .7rem; }
  label { margin: .4rem 0 .8rem; }
  .grid { grid-template-columns: 1fr 1fr; gap: .7rem; }
  .grid .card { min-height: 0; padding: .95rem .8rem; }
  .tech-grid { grid-template-columns: 1fr; gap: .55rem; margin-bottom: 1.4rem; }
  .tech-grid .card { min-height: 0; padding: .8rem .85rem .85rem; }
  .tech-grid .card em {
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
  }
  .tip-facts { grid-template-columns: 1fr; }
}
@media (prefers-reduced-motion: reduce) {
  .card { transition: none; }
  .nav-toggle-bars::before, .nav-toggle-bars::after { transition: none; }
  .fan span { transition: none; transform: none; position: static; display: block; height: auto; margin-top: .28rem; }
  .fan { position: static; height: auto; }
  .stack summary { min-height: 0; padding-bottom: .85rem; }
}