:root {
  --ink: #07131f;
  --ink-2: #102536;
  --paper: #f6f9fb;
  --white: #fff;
  --muted: #607080;
  --line: #dbe4ea;
  --cyan: #00b9de;
  --cyan-light: #5de4ff;
  --green: #47db9b;
  --radius: 18px;
  --shadow: 0 20px 60px rgba(2, 15, 26, .12);
  --max: 1180px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; color: var(--ink); background: var(--paper); font: 16px/1.65 system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; }
a { color: inherit; }
img, svg { display: block; max-width: 100%; }
button, input, textarea { font: inherit; }
.container { width: min(calc(100% - 40px), var(--max)); margin-inline: auto; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0,0,0,0); }
.skip-link { position: fixed; z-index: 100; left: 12px; top: -60px; padding: 10px 14px; background: white; }
.skip-link:focus { top: 12px; }

.site-header { position: fixed; z-index: 20; top: 0; width: 100%; color: white; transition: background .25s, box-shadow .25s; }
.site-header.scrolled { background: rgba(7,19,31,.94); box-shadow: 0 8px 30px rgba(0,0,0,.18); backdrop-filter: blur(12px); }
.nav-wrap { min-height: 78px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.brand { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; font-size: 1.25rem; letter-spacing: -.03em; }
.brand-mark { width: 32px; height: 32px; fill: none; stroke: var(--cyan-light); stroke-width: 4; stroke-linecap: round; }
.site-nav { display: flex; align-items: center; gap: 26px; }
.site-nav > a { text-decoration: none; font-weight: 650; font-size: .94rem; }
.site-nav > a:not(.button):hover { color: var(--cyan-light); }
.nav-toggle { display: none; width: 44px; height: 44px; border: 0; background: transparent; padding: 9px; }
.nav-toggle span:not(.sr-only) { display: block; height: 2px; margin: 6px 0; background: white; }

.hero { min-height: 760px; display: grid; align-items: center; position: relative; overflow: hidden; color: white; background: radial-gradient(circle at 76% 32%, rgba(0,185,222,.30), transparent 25%), linear-gradient(130deg, #06121e 0%, #0a2134 58%, #0b3d51 100%); }
.hero::before { content:""; position:absolute; width: 620px; height: 620px; border: 1px solid rgba(93,228,255,.22); border-radius: 50%; right: -80px; top: 100px; box-shadow: 0 0 0 80px rgba(93,228,255,.025), 0 0 0 160px rgba(93,228,255,.02); }
.hero-grid { position: absolute; inset: 0; opacity: .12; background-image: linear-gradient(rgba(255,255,255,.14) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.14) 1px, transparent 1px); background-size: 64px 64px; mask-image: linear-gradient(to right, black, transparent 80%); }
.hero-content { position: relative; padding-top: 90px; }
.eyebrow { margin: 0 0 12px; color: var(--cyan); font-size: .78rem; font-weight: 800; letter-spacing: .16em; text-transform: uppercase; }
.hero h1 { max-width: 850px; margin: 0; font-size: clamp(3rem, 7vw, 6.3rem); line-height: .98; letter-spacing: -.06em; }
.hero-copy { max-width: 680px; margin: 28px 0 0; color: #c5d5df; font-size: clamp(1.1rem, 2vw, 1.35rem); }
.hero-actions { display: flex; gap: 14px; margin-top: 34px; flex-wrap: wrap; }
.button { display: inline-flex; min-height: 50px; align-items: center; justify-content: center; padding: 0 22px; border: 1px solid var(--cyan); border-radius: 999px; background: var(--cyan); color: #02131d; text-decoration: none; font-weight: 800; cursor: pointer; transition: transform .15s, background .15s; }
.button:hover { transform: translateY(-2px); background: var(--cyan-light); }
.button-ghost { background: transparent; color: white; border-color: rgba(255,255,255,.38); }
.button-small { min-height: 40px; padding-inline: 18px; }
.hero-stats { display: flex; gap: 50px; margin: 64px 0 0; }
.hero-stats div { display: grid; }
.hero-stats dt { color: #8fa6b5; font-size: .78rem; text-transform: uppercase; letter-spacing: .1em; }
.hero-stats dd { margin: 2px 0 0; font-size: 1.1rem; font-weight: 750; }

.quick-links { position: relative; z-index: 2; margin-top: -72px; }
.card-grid { display: grid; gap: 22px; }
.card-grid-3 { grid-template-columns: repeat(3, 1fr); }
.quick-card { min-height: 210px; padding: 30px; border: 1px solid rgba(255,255,255,.1); border-radius: var(--radius); background: white; box-shadow: var(--shadow); text-decoration: none; transition: transform .2s; }
.quick-card:hover { transform: translateY(-5px); }
.quick-card h2 { margin: 24px 0 7px; font-size: 1.25rem; }
.quick-card p { margin: 0; color: var(--muted); }
.icon { color: var(--cyan); font-size: 1.8rem; }
.status-dot { display: inline-block; width: 13px; height: 13px; border-radius: 50%; background: var(--green); box-shadow: 0 0 0 8px rgba(71,219,155,.14); }

.section { padding: 112px 0; }
.section-heading { max-width: 760px; margin-bottom: 46px; }
.section-heading.compact { margin-bottom: 34px; }
.section h2 { margin: 0; font-size: clamp(2.2rem, 4.2vw, 4rem); line-height: 1.08; letter-spacing: -.045em; }
.section-heading > p:last-child, .split > div > p { color: var(--muted); font-size: 1.08rem; }
.service-card { position: relative; min-height: 310px; padding: 32px; overflow: hidden; border: 1px solid var(--line); border-radius: var(--radius); background: white; }
.service-card h3 { margin: 48px 0 20px; font-size: 1.45rem; }
.service-number { position: absolute; right: 24px; top: 10px; color: #e9f0f4; font-size: 5rem; font-weight: 900; line-height: 1; }
ul { padding-left: 20px; }
li { margin: 8px 0; }

.section-dark { color: white; background: var(--ink); }
.section-dark .eyebrow { color: var(--cyan-light); }
.section-dark .split > div > p { color: #afc1cd; }
.split { display: grid; grid-template-columns: 1.05fr .95fr; gap: 80px; align-items: center; }
.split-reverse { grid-template-columns: .95fr 1.05fr; }
.postcode-list { display: flex; flex-wrap: wrap; gap: 9px; margin: 28px 0 34px; }
.postcode-list span { padding: 7px 12px; border: 1px solid rgba(255,255,255,.18); border-radius: 999px; color: #cce4ef; font-size: .86rem; }
.coverage-visual { position: relative; min-height: 450px; display: grid; place-items: center; overflow: hidden; border: 1px solid rgba(255,255,255,.1); border-radius: 28px; background: radial-gradient(circle, rgba(0,185,222,.2), transparent 60%); }
.coverage-ring { position: absolute; border: 1px solid rgba(93,228,255,.4); border-radius: 50%; }
.ring-1 { width: 170px; height: 170px; }.ring-2 { width: 290px; height: 290px; }.ring-3 { width: 420px; height: 420px; }
.mast { position: relative; width: 90px; height: 180px; border-bottom: 4px solid var(--cyan-light); }
.mast::before, .mast::after { content:""; position:absolute; bottom: 0; left: 43px; width: 4px; height: 170px; background: var(--cyan-light); transform-origin: bottom; }
.mast::before { transform: rotate(14deg); }.mast::after { transform: rotate(-14deg); }
.mast span { position: absolute; z-index: 2; left: 27px; width: 36px; height: 4px; background: var(--cyan-light); }
.mast span:nth-child(1){top:42px}.mast span:nth-child(2){top:82px}.mast span:nth-child(3){top:122px}

.network-panel { position: relative; min-height: 430px; border-radius: 28px; background: var(--ink-2); overflow: hidden; }
.network-panel svg { position:absolute; inset:0; width:100%; height:100%; fill:none; stroke:rgba(93,228,255,.35); stroke-width:2; }
.network-panel p { position:absolute; left:28px; bottom:18px; color:#bfd3de; }
.node { position:absolute; z-index:2; width:18px; height:18px; border:4px solid var(--cyan); background:white; border-radius:50%; box-shadow:0 0 0 8px rgba(0,185,222,.13); }
.node-a{left:15%;top:20%}.node-b{left:48%;top:12%}.node-c{right:15%;top:32%}.node-d{left:24%;bottom:22%}
.feature-list { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; margin-top: 30px; }
.feature-list div { display: grid; gap: 3px; padding-top: 16px; border-top: 1px solid var(--line); }
.feature-list span { color: var(--muted); }

.stats-band { padding: 56px 0; color: white; background: linear-gradient(100deg, #00a8cb, #007eab); }
.stats-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 28px; }
.stats-grid div { display: grid; }
.stats-grid strong { font-size: clamp(2rem,4vw,3.2rem); line-height:1; }
.stats-grid span { margin-top:8px; color:#dcf8ff; }
.support-card { display:block; padding:30px; border:1px solid var(--line); border-radius:var(--radius); background:white; text-decoration:none; }
.support-card h3 { margin-top:0; }
.support-card p { color:var(--muted); }
.support-card span { color:#007da0; font-weight:800; }

.contact-section { color:white; background:var(--ink-2); }
.contact-grid { display:grid; grid-template-columns:.85fr 1.15fr; gap:80px; align-items:start; }
.contact-details { display:grid; gap:8px; margin-top:34px; font-style:normal; }
.contact-details a { color:var(--cyan-light); text-decoration:none; font-size:1.1rem; }
.contact-details span { color:#aebfca; }
.contact-form { padding:34px; border:1px solid rgba(255,255,255,.12); border-radius:var(--radius); background:rgba(255,255,255,.05); }
.form-row { display:grid; gap:7px; margin-bottom:18px; }
.form-row label { font-weight:750; }
.form-row label span { color:#93a8b5; font-weight:400; }
.form-row input, .form-row textarea { width:100%; border:1px solid rgba(255,255,255,.18); border-radius:10px; background:#071724; color:white; padding:12px 14px; outline:none; }
.form-row input:focus, .form-row textarea:focus { border-color:var(--cyan-light); box-shadow:0 0 0 3px rgba(93,228,255,.13); }
.honeypot { position:absolute; left:-10000px; }
.form-note { margin:14px 0 0; color:#99adba; font-size:.88rem; }

.site-footer { padding:34px 0; color:#a8bbc6; background:#04101a; }
.footer-grid { display:grid; grid-template-columns:1fr 1.3fr auto; gap:28px; align-items:center; }
.site-footer p { margin:0; }
.site-footer .brand { color:white; }

@media (max-width: 850px) {
  .nav-toggle { display:block; }
  .site-nav { position:absolute; top:68px; left:20px; right:20px; display:none; padding:18px; border-radius:14px; background:#0a1d2c; box-shadow:var(--shadow); }
  .site-nav.open { display:grid; }
  .card-grid-3, .stats-grid { grid-template-columns:1fr 1fr; }
  .split, .split-reverse, .contact-grid { grid-template-columns:1fr; gap:48px; }
  .footer-grid { grid-template-columns:1fr; }
}
@media (max-width: 580px) {
  .container { width:min(calc(100% - 28px), var(--max)); }
  .hero { min-height:740px; }
  .hero h1 { font-size:3.35rem; }
  .hero-stats { gap:22px; flex-wrap:wrap; }
  .quick-links { margin-top:-46px; }
  .card-grid-3, .stats-grid, .feature-list { grid-template-columns:1fr; }
  .section { padding:82px 0; }
  .coverage-visual, .network-panel { min-height:340px; }
  .contact-form { padding:22px; }
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior:auto; } *, *::before, *::after { transition:none !important; } }

/* Fibre and cellular quick-card icons */
.signal-bars { display:inline-block; font-family:ui-monospace, SFMono-Regular, Consolas, monospace; font-size:1.75rem; letter-spacing:-.18em; line-height:1; }
.fibre-icon { position:relative; display:inline-flex; width:42px; height:30px; align-items:center; }
.fibre-icon::before { content:""; width:17px; height:17px; border:3px solid var(--cyan); border-radius:50%; box-shadow:inset 0 0 0 3px white, inset 0 0 0 6px var(--cyan); }
.fibre-icon span { position:absolute; left:17px; width:24px; height:3px; border-radius:3px; background:var(--cyan); transform-origin:left center; }
.fibre-icon span:nth-child(1){transform:rotate(-25deg)}
.fibre-icon span:nth-child(2){transform:rotate(0)}
.fibre-icon span:nth-child(3){transform:rotate(25deg)}

/* Support article */
.site-header-solid { background:rgba(7,19,31,.97); box-shadow:0 8px 30px rgba(0,0,0,.16); }
.page-hero { position:relative; overflow:hidden; padding:170px 0 88px; color:white; background:radial-gradient(circle at 80% 15%, rgba(0,185,222,.24), transparent 26%), linear-gradient(130deg,#06121e,#0b3045); }
.page-hero::after { content:""; position:absolute; width:430px; height:430px; right:-80px; bottom:-220px; border:1px solid rgba(93,228,255,.22); border-radius:50%; box-shadow:0 0 0 70px rgba(93,228,255,.025),0 0 0 140px rgba(93,228,255,.018); }
.page-hero-content { position:relative; z-index:1; }
.page-hero h1 { max-width:800px; margin:0; font-size:clamp(3.2rem,7vw,6rem); line-height:1; letter-spacing:-.06em; }
.page-hero p:last-child { max-width:720px; margin:24px 0 0; color:#c5d5df; font-size:1.18rem; }
.breadcrumbs { display:flex; flex-wrap:wrap; gap:9px; margin-bottom:40px; color:#8fa9b8; font-size:.88rem; }
.breadcrumbs a { color:#bfeefa; text-decoration:none; }
.support-alerts { position:relative; z-index:2; margin-top:-30px; }
.alert-grid { display:grid; grid-template-columns:1fr 1fr; gap:20px; }
.notice { display:grid; grid-template-columns:auto 1fr; gap:20px; padding:26px; border-radius:var(--radius); background:white; box-shadow:var(--shadow); }
.notice h2 { margin:0 0 7px; font-size:1.25rem; }
.notice p { margin:0; color:var(--muted); }
.notice a { display:inline-block; margin-top:14px; color:#007d9e; font-weight:800; text-decoration:none; }
.notice-icon { width:18px; height:18px; margin-top:4px; border-radius:50%; background:var(--green); box-shadow:0 0 0 8px rgba(71,219,155,.14); }
.notice-warning { border:1px solid #f2d0c8; background:#fff9f7; }
.warning-mark { display:grid; width:28px; height:28px; place-items:center; border-radius:50%; color:white; background:#d8492f; font-weight:900; }
.checklist-section { padding-top:92px; }
.checklist-grid { display:grid; grid-template-columns:repeat(3,1fr); gap:22px; align-items:stretch; }
.check-card { display:flex; min-width:0; flex-direction:column; padding:30px; border:1px solid var(--line); border-radius:var(--radius); background:white; }
.check-card-top { display:flex; min-height:62px; align-items:flex-start; justify-content:space-between; gap:20px; }
.step-number { color:#dce8ed; font-size:3.4rem; font-weight:900; line-height:1; }
.check-card h3 { margin:20px 0 22px; font-size:1.55rem; }
.task-list { display:grid; gap:16px; margin:0; padding:0; list-style:none; counter-reset:tasks; }
.task-list li { position:relative; display:grid; grid-template-columns:24px 1fr; gap:10px; margin:0; color:#3d4b54; }
.task-list li::before { content:"✓"; display:grid; width:22px; height:22px; place-items:center; border-radius:50%; color:#007c9e; background:#e5f8fc; font-size:.75rem; font-weight:900; }
.card-note { margin:auto 0 0; padding-top:22px; color:var(--muted); font-size:.9rem; }
.router-symbol { position:relative; width:54px; height:32px; margin-top:3px; border:3px solid var(--cyan); border-radius:7px; }
.router-symbol::before,.router-symbol::after { content:""; position:absolute; bottom:27px; width:3px; height:20px; background:var(--cyan); transform-origin:bottom; }
.router-symbol::before{left:10px;transform:rotate(-16deg)}.router-symbol::after{right:10px;transform:rotate(16deg)}
.router-symbol i { position:relative; display:inline-block; width:5px; height:5px; margin:20px 1px 0 4px; border-radius:50%; background:var(--cyan); }
.cable-symbol { position:relative; width:58px; height:44px; }
.cable-symbol::before { content:""; position:absolute; left:7px; right:7px; top:20px; height:4px; border-radius:4px; background:var(--cyan); }
.cable-symbol span { position:absolute; top:10px; width:19px; height:24px; border:3px solid var(--cyan); border-radius:4px; background:white; }
.cable-symbol span:first-child{left:0}.cable-symbol span:last-child{right:0}
.dish-symbol { position:relative; width:55px; height:48px; }
.dish-symbol::before { content:""; position:absolute; left:4px; top:2px; width:34px; height:34px; border:4px solid var(--cyan); border-top-color:transparent; border-left-color:transparent; border-radius:50%; transform:rotate(17deg); }
.dish-symbol::after { content:""; position:absolute; left:29px; top:29px; width:4px; height:20px; background:var(--cyan); transform:rotate(-22deg); transform-origin:top; }
.dish-symbol span { position:absolute; left:19px; bottom:0; width:29px; height:4px; border-radius:4px; background:var(--cyan); }
.poe-flow { display:flex; flex-wrap:wrap; gap:7px; align-items:center; margin-top:auto; padding-top:22px; color:#51616b; font-size:.75rem; font-weight:750; }
.poe-flow span { padding:6px 8px; border:1px solid var(--line); border-radius:7px; background:#f6f9fa; }
.poe-flow b { color:var(--cyan); }
.support-next-grid { display:grid; grid-template-columns:1.1fr .9fr; gap:70px; align-items:center; }
.support-next h2 { margin:0; }
.support-next p { color:#afc1cd; font-size:1.08rem; }
.support-actions { display:flex; flex-wrap:wrap; gap:12px; margin-top:30px; }
.callout-card { padding:32px; border:1px solid rgba(255,255,255,.12); border-radius:var(--radius); background:rgba(255,255,255,.055); }
.callout-card h3 { margin-top:0; font-size:1.35rem; }
.callout-card p { font-size:1rem; }
.callout-card strong { display:block; margin-top:20px; color:var(--cyan-light); font-size:1.25rem; }
@media (max-width: 900px) { .checklist-grid { grid-template-columns:1fr; } .support-next-grid { grid-template-columns:1fr; } }
@media (max-width: 700px) { .alert-grid { grid-template-columns:1fr; } .page-hero { padding-top:140px; } }

/* Troubleshooting guide */
.troubleshooting-intro { padding-bottom:72px; }
.split-guide { display:grid; grid-template-columns:1fr .95fr; gap:60px; align-items:center; }
.split-guide h2 { margin:.15em 0 .35em; }
.split-guide p { color:var(--muted); }
.guide-link-card { display:flex; align-items:center; gap:20px; padding:26px; color:inherit; text-decoration:none; border:1px solid var(--line); border-radius:var(--radius); background:#fff; box-shadow:0 18px 50px rgba(5,25,39,.08); transition:transform .2s ease,border-color .2s ease; }
.guide-link-card:hover { transform:translateY(-3px); border-color:#00a9cc; }
.guide-link-number { display:grid; place-items:center; width:52px; height:52px; flex:0 0 52px; border-radius:50%; background:#eaf8fb; color:#007d9b; font-weight:900; }
.guide-link-card div { display:grid; gap:4px; }
.guide-link-card div span { color:var(--muted); font-size:.94rem; }
.guide-link-card b { margin-left:auto; color:#009bbb; font-size:1.4rem; }
.section-soft { background:#f3f7f9; }
.topic-grid { display:grid; gap:22px; }
.topic-grid-two { grid-template-columns:repeat(2,1fr); }
.topic-grid-three { grid-template-columns:repeat(3,1fr); }
.topic-card { padding:34px; border:1px solid var(--line); border-radius:var(--radius); background:#fff; }
.topic-card h3 { margin:20px 0 10px; }
.topic-card > p { color:var(--muted); }
.topic-icon { position:relative; width:62px; height:52px; margin:0; }
.tick-list { display:grid; gap:12px; padding:0; margin:24px 0 0; list-style:none; }
.tick-list li { position:relative; padding-left:27px; color:var(--muted); }
.tick-list li::before { content:"✓"; position:absolute; left:0; top:0; color:#009bbb; font-weight:900; }
.wifi-layout { display:grid; gap:24px; }
.wifi-main-card { display:grid; grid-template-columns:150px 1fr; gap:36px; align-items:center; padding:38px; border-radius:var(--radius); background:#071b2b; color:#fff; }
.wifi-main-card p { color:#b9c9d3; }
.wifi-symbol { position:relative; width:120px; height:90px; margin:auto; }
.wifi-symbol span { position:absolute; left:50%; transform:translateX(-50%); border:3px solid #00c5e8; border-bottom:0; border-left-color:transparent; border-right-color:transparent; border-radius:90px 90px 0 0; }
.wifi-symbol span:nth-child(1) { width:110px; height:55px; top:0; }
.wifi-symbol span:nth-child(2) { width:76px; height:38px; top:22px; }
.wifi-symbol span:nth-child(3) { width:40px; height:20px; top:47px; }
.wifi-symbol i { position:absolute; left:50%; bottom:5px; width:10px; height:10px; transform:translateX(-50%); border-radius:50%; background:#00c5e8; }
.comparison-grid { display:grid; grid-template-columns:repeat(2,1fr); gap:24px; }
.comparison-card { padding:30px; border:1px solid var(--line); border-radius:var(--radius); background:#fff; }
.comparison-card > span { display:inline-block; margin-bottom:10px; color:#007d9b; font-size:.78rem; font-weight:900; letter-spacing:.1em; text-transform:uppercase; }
.comparison-card p { color:var(--muted); }
.comparison-card.featured { border-color:#8bd7e6; box-shadow:inset 0 3px 0 #00a9cc; }
.speed-grid { display:grid; grid-template-columns:1fr 1fr; gap:70px; align-items:center; }
.speed-grid h2 { margin:.2em 0; }
.speed-grid > div > p { color:#afc1cd; }
.test-steps { display:grid; gap:12px; padding:0; margin:0; list-style:none; }
.test-steps li { display:grid; grid-template-columns:54px 1fr; gap:18px; padding:22px; border:1px solid rgba(255,255,255,.12); border-radius:14px; background:rgba(255,255,255,.04); }
.test-steps li > span { color:#00c5e8; font-weight:900; }
.test-steps strong { color:#fff; }
.test-steps p { margin:4px 0 0; color:#afc1cd; }
.latency-panel { display:grid; grid-template-columns:260px 1fr; gap:50px; align-items:center; padding:38px; border:1px solid var(--line); border-radius:var(--radius); }
.latency-panel p { color:var(--muted); }
.latency-panel code { padding:.15em .4em; border-radius:5px; background:#edf4f6; color:#07556a; }
.latency-graphic { position:relative; height:120px; }
.latency-graphic::before { content:""; position:absolute; left:18px; right:18px; top:58px; height:2px; background:linear-gradient(90deg,#00a9cc 0 65%,#c8d5db 65%); }
.latency-graphic span,.latency-graphic i { position:absolute; top:47px; width:22px; height:22px; border:5px solid #00a9cc; border-radius:50%; background:#fff; }
.latency-graphic span { left:6px; }
.latency-graphic i:nth-child(2) { left:36%; }
.latency-graphic i:nth-child(3) { left:66%; border-color:#8aa0aa; }
.latency-graphic i:nth-child(4) { right:6px; border-color:#8aa0aa; }
.compact-card { min-height:250px; }
.text-icon { display:grid; place-items:center; width:58px; height:48px; border-radius:10px; background:#eaf8fb; color:#007d9b; font-size:.82rem; font-weight:900; letter-spacing:.05em; }
.support-boundary-grid { display:grid; grid-template-columns:1fr .9fr; gap:65px; align-items:center; }
.support-boundary-grid > div > p { color:var(--muted); }
.boundary-card { padding:32px; border-radius:var(--radius); background:#f3f7f9; }
.boundary-card h3 { margin-top:0; }
.text-link { color:#3ad3ee; font-weight:800; text-decoration:none; }
@media (max-width:900px) {
  .split-guide,.topic-grid-two,.topic-grid-three,.speed-grid,.support-boundary-grid { grid-template-columns:1fr; }
  .wifi-main-card { grid-template-columns:1fr; text-align:center; }
  .comparison-grid { grid-template-columns:1fr; }
  .latency-panel { grid-template-columns:1fr; }
  .latency-graphic { max-width:320px; width:100%; margin:auto; }
}
@media (max-width:600px) {
  .guide-link-card { align-items:flex-start; padding:20px; }
  .guide-link-card b { display:none; }
  .topic-card,.wifi-main-card,.latency-panel { padding:24px; }
}