/* FILE: assets/css/site.css  (upload to public_html/assets/css/site.css)
 * PAGE: Stylesheet for every page on the site */
/* Event Fibernet — light, professional theme.
   Type: Plus Jakarta Sans throughout. Colour: white and cool-grey surfaces, deep ink text,
   one confident blue for actions. TIA-598 fiber strand colours appear only as small service markers. */
:root{
  --bg:#FFFFFF; --bg-soft:#F6F8FB; --bg-tint:#EEF4FF;
  --ink:#0F1C2B; --ink-2:#2B3A4B; --muted:#5B6878; --faint:#8A96A5;
  --line:#E3E8EF; --line-2:#D3DBE5;
  --brand:#1450D2; --brand-hover:#0F41AE; --brand-soft:#E8EFFE;
  --os2:#F2B705;
  --blue:#1F6FEB; --orange:#E8771A; --green:#1E9554; --red:#D33A3A; --violet:#7A4BD0; --aqua:#139FB0;
  --radius:12px; --radius-sm:8px;
  --shadow:0 1px 2px rgba(15,28,43,.04),0 8px 24px rgba(15,28,43,.06);
  --shadow-lg:0 2px 4px rgba(15,28,43,.04),0 24px 48px rgba(15,28,43,.10);
  --wrap:1200px; --narrow:760px;
  --font:"Plus Jakarta Sans","Noto Sans Telugu",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;font-family:var(--font);font-size:1.0625rem;line-height:1.65;color:var(--ink-2);background:var(--bg);-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
img,svg{max-width:100%;height:auto}
a{color:var(--brand);text-underline-offset:.2em;text-decoration-thickness:1px}
a:hover{color:var(--brand-hover)}
:focus-visible{outline:3px solid rgba(20,80,210,.35);outline-offset:2px;border-radius:6px}
h1,h2,h3,.h3,.quote-h,.foot-brand{color:var(--ink);font-weight:700;line-height:1.15;letter-spacing:-.022em;margin:0 0 .5em}
h1{font-size:clamp(2.15rem,4.4vw,3.35rem);font-weight:800;letter-spacing:-.032em;max-width:20ch}
h2{font-size:clamp(1.65rem,2.8vw,2.25rem)}
h3,.h3{font-size:1.25rem;letter-spacing:-.012em}
p{margin:0 0 1em}
ul,ol{margin:0;padding:0}
.skip{position:absolute;left:-999px;top:0;background:var(--brand);color:#fff;padding:.6em 1em;z-index:100}
.skip:focus{left:8px;top:8px}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 24px}
.narrow{max-width:var(--narrow)}
.wrap.narrow{max-width:calc(var(--narrow) + 48px)}
.ic{flex:none;vertical-align:middle}
.fine{font-size:.9rem;color:var(--muted)}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;gap:.5em;justify-content:center;font:inherit;font-weight:600;font-size:.98rem;line-height:1;padding:.95em 1.35em;border-radius:var(--radius-sm);border:1px solid transparent;text-decoration:none;cursor:pointer;transition:background-color .15s,border-color .15s,color .15s,box-shadow .15s}
.btn-os2{background:var(--brand);color:#fff;box-shadow:0 1px 2px rgba(20,80,210,.25)}
.btn-os2:hover{background:var(--brand-hover);color:#fff}
.btn-dark{background:var(--ink);color:#fff}
.btn-dark:hover{background:#22344A;color:#fff}
.btn-ghost,.btn-ghost-dark{background:#fff;border-color:var(--line-2);color:var(--ink)}
.btn-ghost:hover,.btn-ghost-dark:hover{border-color:var(--ink);color:var(--ink)}
.btn-block{width:100%}

/* ---------- header ---------- */
.site-head{background:rgba(255,255,255,.92);backdrop-filter:saturate(180%) blur(10px);-webkit-backdrop-filter:saturate(180%) blur(10px);position:sticky;top:0;z-index:50;border-bottom:1px solid var(--line)}
.head-row{display:flex;align-items:center;gap:28px;min-height:72px}
.brand{display:flex;align-items:center;gap:10px;color:var(--ink);text-decoration:none}
.brand-mark{width:36px;height:36px}
.brand-text{display:flex;flex-direction:column;line-height:1.1}
.brand-text b{font-weight:800;font-size:1.1rem;letter-spacing:-.02em;color:var(--ink)}
.brand-text small{font-size:.74rem;color:var(--muted);font-weight:500}
.nav{display:flex;gap:2px;margin-left:8px}
.nav>a,.nav summary{color:var(--ink-2);text-decoration:none;font-size:.95rem;font-weight:500;padding:9px 12px;border-radius:var(--radius-sm);cursor:pointer;list-style:none;display:block}
.nav summary::-webkit-details-marker{display:none}
.nav summary::after{content:"";display:inline-block;width:6px;height:6px;border-right:1.5px solid currentColor;border-bottom:1.5px solid currentColor;transform:rotate(45deg);margin:0 0 3px 8px;opacity:.6}
.nav>a:hover,.nav summary:hover,.nav-drop[open] summary{background:var(--bg-soft);color:var(--ink)}
.nav-drop{position:relative}
.drop{position:absolute;top:calc(100% + 10px);left:0;background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-lg);padding:8px;min-width:290px;display:grid;gap:2px}
.drop a{color:var(--ink-2);text-decoration:none;padding:9px 12px;border-radius:var(--radius-sm);font-size:.94rem;display:flex;align-items:center;gap:10px}
.drop a:hover{background:var(--bg-soft);color:var(--ink)}
.drop-wide{grid-template-columns:1fr 1fr;min-width:460px;gap:0 8px}
.drop-wide>div{display:grid;align-content:start}
.drop-head{font-weight:700;color:var(--ink)!important}
.drop-all{border-top:1px solid var(--line);margin-top:4px;padding-top:12px!important;font-weight:600;color:var(--brand)!important}
.strand-dot{width:9px;height:9px;border-radius:50%;background:var(--strand,var(--brand));flex:none;display:inline-block}
.head-cta{margin-left:auto;display:flex;align-items:center;gap:18px}
.head-phone{color:var(--ink);text-decoration:none;display:flex;align-items:center;gap:7px;font-weight:600;font-size:.94rem}
.head-phone .ic{color:var(--brand)}
.head-cta .btn{padding:.8em 1.15em}
.mnav{display:none}

/* breadcrumbs */
.crumbs-bar{background:var(--bg-soft)}
.crumbs-dark{background:var(--bg-soft)}
.crumbs{padding-top:16px;padding-bottom:0;font-size:.86rem}
.crumbs ol{list-style:none;display:flex;flex-wrap:wrap;gap:6px}
.crumbs li+li::before{content:"/";margin-right:6px;color:var(--faint)}
.crumbs a{color:var(--muted);text-decoration:none}
.crumbs a:hover{color:var(--brand);text-decoration:underline}
.crumbs [aria-current]{color:var(--ink);font-weight:500}
.crumbs-bar:not(.crumbs-dark){background:#fff}

/* ---------- hero ---------- */
.hero{background:var(--bg-soft);padding:72px 0 80px;position:relative;border-bottom:1px solid var(--line)}
.crumbs-dark+main .hero{padding-top:40px}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:64px;align-items:center}
.hero-grid-form{align-items:start}
.hero-kicker{display:inline-flex;align-items:center;gap:8px;color:var(--brand);background:var(--brand-soft);font-weight:600;font-size:.85rem;padding:6px 12px;border-radius:999px;margin-bottom:20px}
.hero .lede{font-size:1.2rem;line-height:1.6;color:var(--muted);max-width:56ch}
.te-line{color:var(--muted);font-size:1rem;margin-top:-.25em}
.hero-acts{display:flex;flex-wrap:wrap;gap:12px;margin:30px 0}
.hero-facts{list-style:none;display:flex;flex-wrap:wrap;gap:10px 24px;color:var(--ink-2);font-size:.94rem;font-weight:500}
.hero-facts li{display:flex;align-items:center;gap:8px}
.hero-facts li::before{content:"";width:18px;height:18px;border-radius:50%;background:var(--brand-soft) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%231450D2' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 12.5 4 4 8-9'/%3E%3C/svg%3E") center/12px no-repeat}
.hero-plain{padding:64px 0 64px}
.hero-svc .hero-kicker{background:#fff;border:1px solid var(--line);color:var(--ink)}

/* strand illustration */
.strands{margin:0;background:#fff;border:1px solid var(--line);border-radius:16px;padding:28px 24px 20px;box-shadow:var(--shadow)}
.strands svg{width:100%;display:block;overflow:visible}
.strands figcaption{font-size:.82rem;color:var(--muted);margin-top:14px;padding-top:14px;border-top:1px solid var(--line)}
.s-cap{fill:var(--muted);font-size:13px;font-weight:500;font-family:var(--font)}
.s-small{fill:var(--faint);font-size:11px;font-family:var(--font)}
.s-jacket{fill:none;stroke:var(--os2);stroke-width:10;stroke-linecap:round}
.s-closure{fill:#F1F4F8;stroke:#C9D3DF;stroke-width:1.5}
.s-strand{fill:none;stroke:var(--c);stroke-width:3;stroke-linecap:round;stroke-dasharray:420;stroke-dashoffset:0}
.s-label{fill:var(--ink);font-size:16px;font-weight:600;font-family:var(--font)}
.s-link:hover .s-label,.s-link:focus .s-label{fill:var(--brand)}
.s-link:hover .s-strand{stroke-width:4.5}
@media (prefers-reduced-motion:no-preference){
  .s-strand{animation:draw 1.1s cubic-bezier(.4,0,.2,1) both;animation-delay:calc(.3s + var(--d))}
  .s-end,.s-label{animation:appear .4s ease-out both;animation-delay:calc(1s + var(--d))}
  .s-jacket{stroke-dasharray:300;animation:drawj .5s ease-out both}
}
@keyframes draw{from{stroke-dashoffset:420}to{stroke-dashoffset:0}}
@keyframes drawj{from{stroke-dashoffset:300}to{stroke-dashoffset:0}}
@keyframes appear{from{opacity:0}to{opacity:1}}

/* spec card */
.spec-card{margin:0;background:#fff;border:1px solid var(--line);border-radius:16px;padding:6px 26px;box-shadow:var(--shadow);border-top:4px solid var(--strand,var(--brand))}
.spec-card div{display:grid;grid-template-columns:9.5em 1fr;gap:16px;padding:15px 0;border-bottom:1px solid var(--line)}
.spec-card div:last-child{border:0}
.spec-card dt{color:var(--muted);font-size:.9rem}
.spec-card dd{margin:0;font-weight:600;color:var(--ink)}
.spec-inline{display:grid;gap:10px;margin:26px 0 0}
.spec-inline div{display:flex;gap:12px;border-left:3px solid var(--strand);padding-left:12px;font-size:.95rem}
.spec-inline dt{color:var(--muted);min-width:7.5em}
.spec-inline dd{margin:0;color:var(--ink);font-weight:600}

/* ---------- sections ---------- */
.sec{padding:88px 0}
.sec+.sec{border-top:1px solid var(--line)}
.sec-head{max-width:66ch;margin-bottom:40px}
.sec-head p{color:var(--muted);font-size:1.08rem;margin:0}
.prose{max-width:68ch}
.prose h2{margin-top:1.3em}
.prose h2:first-child{margin-top:0}
.prose h3{margin-top:1.4em}
.two-col{display:grid;grid-template-columns:1.35fr 1fr;gap:64px;align-items:start}
.two-col-fig{grid-template-columns:1.1fr 1fr;align-items:center}
.svc-list{background:var(--bg-soft)}

/* service rows */
.svc-rows{display:grid;gap:14px}
.svc-row{display:grid;grid-template-columns:56px 1fr 1fr;gap:32px;padding:28px 30px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);position:relative;transition:border-color .15s,box-shadow .15s}
.svc-row:hover{border-color:var(--line-2);box-shadow:var(--shadow)}
.svc-row-id{display:flex;flex-direction:column;gap:12px;font-size:.82rem;font-weight:600}
.svc-row-id .ic{color:var(--strand);background:color-mix(in srgb,var(--strand) 10%,#fff);border-radius:10px;padding:8px;width:44px;height:44px}
.svc-row-id span{color:var(--muted);font-weight:500;display:flex;align-items:center;gap:7px}
.svc-row-id span::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--strand)}
.svc-row h3,.svc-row .h3{margin-bottom:.4em}
.svc-row h3 a,.svc-row .h3 a{color:var(--ink);text-decoration:none}
.svc-row h3 a::after,.svc-row .h3 a::after{content:"";position:absolute;inset:0;border-radius:var(--radius)}
.svc-row:hover h3 a,.svc-row:hover .h3 a{color:var(--brand)}
.svc-row p{color:var(--muted);margin:0;font-size:.98rem}
.ticks{list-style:none;display:grid;gap:9px}
.ticks li{position:relative;padding-left:28px;font-size:.95rem;color:var(--ink-2)}
.ticks li::before{content:"";position:absolute;left:0;top:.2em;width:18px;height:18px;border-radius:50%;background:color-mix(in srgb,var(--strand,var(--brand)) 12%,#fff) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%230F1C2B' stroke-width='2.6' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 12.5 4 4 8-9'/%3E%3C/svg%3E") center/11px no-repeat}
.ticks-strand{margin-top:22px}
.svc-mini{list-style:none;display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
.svc-mini li{background:#fff;border:1px solid var(--line);border-radius:var(--radius)}
.svc-mini a{display:flex;gap:16px;padding:22px;text-decoration:none;color:var(--muted);font-size:.94rem}
.svc-mini .ic{color:var(--strand);flex:none}
.svc-mini b{display:block;color:var(--ink);font-size:1.05rem;margin-bottom:4px}
.svc-mini a:hover b{color:var(--brand)}

/* comparison table */
.table-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:var(--radius);background:#fff;box-shadow:var(--shadow)}
.tbl{width:100%;border-collapse:collapse;min-width:720px;font-size:.95rem}
.tbl th,.tbl td{padding:17px 20px;text-align:left;border-bottom:1px solid var(--line);vertical-align:top}
.tbl thead th{font-weight:700;font-size:.9rem;color:var(--ink);background:var(--bg-soft)}
.tbl tbody th{font-weight:600;color:var(--ink);width:20%}
.tbl tr:last-child th,.tbl tr:last-child td{border-bottom:0}
.tbl td{color:var(--muted)}
.tbl .tbl-us{background:var(--brand-soft);color:var(--ink);font-weight:600}
.tbl thead .tbl-us{background:var(--brand);color:#fff}

/* locations */
.where{background:#fff}
.state-cols{display:grid;grid-template-columns:1fr 1fr;gap:40px}
.state-col{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px 28px}
.state-col h3 a,.state-col .h3 a{color:var(--ink);text-decoration:none}
.state-col h3 a:hover,.state-col .h3 a:hover{color:var(--brand)}
.state-col h3 .te,.state-col .h3 .te{color:var(--faint);font-weight:500;font-size:.82em;margin-left:6px}
.city-list{list-style:none;margin-top:12px}
.city-list a{display:grid;grid-template-columns:1fr auto;gap:16px;align-items:baseline;padding:12px 4px;border-bottom:1px solid var(--line);text-decoration:none;color:var(--ink)}
.city-list li:last-child a{border-bottom:0}
.city-list a:hover .cl-name{color:var(--brand)}
.cl-name{font-weight:600}
.cl-te{color:var(--muted);font-size:.92rem}
.cl-tier{font-size:.76rem;color:var(--muted);background:var(--bg-soft);border-radius:999px;padding:2px 10px;min-width:7.5em;text-align:center}
.city-pills{list-style:none;display:flex;flex-wrap:wrap;gap:10px}
.city-pills a{display:inline-flex;align-items:center;gap:8px;padding:9px 15px;border:1px solid var(--line-2);background:#fff;border-radius:999px;text-decoration:none;color:var(--ink-2);font-size:.93rem;font-weight:500}
.city-pills a:hover{border-color:var(--brand);color:var(--brand)}
.city-cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(270px,1fr));gap:16px}
.city-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:22px;text-decoration:none;color:var(--muted);display:flex;flex-direction:column;gap:10px;font-size:.92rem;transition:border-color .15s,box-shadow .15s}
.city-card:hover{border-color:var(--line-2);box-shadow:var(--shadow)}
.city-card:hover b{color:var(--brand)}
.cc-top{display:flex;justify-content:space-between;align-items:baseline;gap:10px;color:var(--ink)}
.cc-top b{font-size:1.12rem}
.cc-top span{color:var(--faint);font-size:.9rem}
.cc-tier{font-size:.76rem;color:var(--muted);margin-top:auto;font-weight:500}

/* venues & chips */
.venue-list{list-style:none;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:4px 22px}
.venue-list li{display:grid;grid-template-columns:1fr 1fr;gap:16px;padding:14px 0;border-bottom:1px solid var(--line)}
.venue-list li:last-child{border-bottom:0}
.venue-list-tight{padding:0;border:0;background:none}
.venue-list-tight li{grid-template-columns:1fr;gap:2px;padding:11px 0}
.v-name{font-weight:600;color:var(--ink)}
.v-type{color:var(--muted);font-size:.92rem}
.venues{background:var(--bg-soft)}
.venues h2{margin-bottom:.8em}
.venues .h3{margin-top:1.6em;font-size:1.08rem}
.venues .h3:first-child{margin-top:0}
.chips{list-style:none;display:flex;flex-wrap:wrap;gap:8px}
.chips li{border:1px solid var(--line-2);background:#fff;border-radius:999px;padding:6px 14px;font-size:.9rem;color:var(--ink-2)}
.chips-lg li{font-size:.97rem;padding:8px 16px}
.side-box{background:var(--bg-soft);border:1px solid var(--line);border-radius:var(--radius);padding:28px}
.plain{list-style:none;display:grid;gap:10px}
.plain li{border-bottom:1px solid var(--line);padding-bottom:10px;font-size:.96rem}
.plain li:last-child{border:0}
.side-note{margin:18px 0 0;font-size:.94rem;color:var(--muted)}

/* process */
.process{background:#fff}
.steps{list-style:none;counter-reset:s;display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.steps li{counter-increment:s;padding:26px;border:1px solid var(--line);border-radius:var(--radius);background:#fff}
.steps li::before{content:counter(s, decimal-leading-zero);display:block;color:var(--brand);font-weight:700;font-size:.9rem;margin-bottom:12px}
.steps h3{margin-bottom:.35em;font-size:1.12rem}
.steps p{color:var(--muted);margin:0;font-size:.95rem}

/* calculator teaser */
.calc-tease{background:var(--brand-soft)}
.calc-tease-row{display:flex;align-items:center;justify-content:space-between;gap:40px}
.calc-tease-row>div{max-width:62ch}
.calc-tease p{color:var(--ink-2);margin:0}
.calc-tease .btn-dark{background:var(--brand)}
.calc-tease .btn-dark:hover{background:var(--brand-hover)}

/* FAQ */
.faq{background:var(--bg-soft)}
.qa{background:#fff;border:1px solid var(--line);border-radius:var(--radius);margin-bottom:10px;padding:0 22px}
.qa:first-of-type{margin-top:28px}
.qa summary{list-style:none;cursor:pointer;padding:19px 40px 19px 0;font-weight:600;font-size:1.03rem;color:var(--ink);position:relative}
.qa summary::-webkit-details-marker{display:none}
.qa summary::after,.qa summary::before{content:"";position:absolute;right:2px;top:50%;width:14px;height:2px;background:var(--brand);transition:transform .2s;border-radius:2px}
.qa summary::before{transform:rotate(90deg)}
.qa[open] summary::before{transform:rotate(0)}
.qa p{color:var(--muted);padding-right:30px;margin:-4px 0 20px}

/* quote form */
.quote-sec{background:#fff}
.quote-sec-top{border-top:0;background:var(--bg-soft)}
.quote-grid{display:grid;grid-template-columns:1fr 1.05fr;gap:64px;align-items:start}
.quote-copy .lede{font-size:1.15rem;color:var(--muted)}
.quote-copy .ticks{margin-top:22px}
.quote{background:#fff;color:var(--ink);border:1px solid var(--line);border-radius:16px;padding:30px;box-shadow:var(--shadow-lg)}
.quote-h{font-size:1.3rem;margin-bottom:.25em}
.quote-sub{color:var(--muted);font-size:.92rem;margin-bottom:20px}
.form-err{background:#FEF2F2;color:#991B1B;border:1px solid #FECACA;padding:10px 14px;border-radius:var(--radius-sm);font-size:.93rem}
.f{display:flex;flex-direction:column;gap:6px;margin-bottom:15px;font-size:.87rem;font-weight:600;border:0;padding:0;min-width:0}
.f>span,.f legend{color:var(--ink-2)}
.f input,.f select,.f textarea{font:inherit;font-weight:400;font-size:.98rem;color:var(--ink);background:#fff;border:1px solid var(--line-2);border-radius:var(--radius-sm);padding:11px 13px;width:100%;min-height:46px;transition:border-color .15s,box-shadow .15s}
.f input:hover,.f select:hover,.f textarea:hover{border-color:#B7C3D1}
.f input:focus,.f select:focus,.f textarea:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 4px rgba(20,80,210,.12)}
.f textarea{resize:vertical;min-height:88px}
.f-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.f-svc{display:flex;flex-direction:row;flex-wrap:wrap;gap:8px}
.f-svc legend{margin-bottom:8px;width:100%}
.chip{position:relative;cursor:pointer}
.chip input{position:absolute;opacity:0;width:1px;height:1px}
.chip span{display:inline-flex;align-items:center;gap:7px;border:1px solid var(--line-2);border-radius:999px;padding:7px 13px;font-weight:500;font-size:.88rem;color:var(--ink-2);transition:background-color .12s,border-color .12s}
.chip span::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--strand)}
.chip:hover span{border-color:#B7C3D1}
.chip input:checked+span{border-color:var(--brand);background:var(--brand-soft);color:var(--ink);font-weight:600}
.chip input:focus-visible+span{outline:3px solid rgba(20,80,210,.35);outline-offset:2px}
.hp{position:absolute;left:-9999px}
.quote-alt{font-size:.88rem;color:var(--muted);margin:16px 0 0;text-align:center}
.contact-list{list-style:none;display:grid;gap:12px;margin:28px 0}
.contact-list a{display:flex;gap:16px;align-items:center;padding:18px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);text-decoration:none;color:var(--muted);font-size:.94rem}
.contact-list a:hover{border-color:var(--brand)}
.contact-list b{display:block;color:var(--ink)}
.contact-list .ic{color:var(--brand)}

/* calculator */
.calc-sec{background:var(--bg-soft)}
.calc-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:40px;align-items:start}
.calc{background:#fff;border:1px solid var(--line);border-radius:16px;padding:30px;box-shadow:var(--shadow)}
.calc input[type=range]{padding:0;min-height:32px;accent-color:var(--brand);border:0}
.calc-out{background:#fff;border:1px solid var(--line);border-radius:16px;padding:30px;position:sticky;top:96px;box-shadow:var(--shadow-lg);border-top:4px solid var(--brand)}
.co-label{color:var(--muted);margin:0;font-weight:500}
.co-big{font-weight:800;letter-spacing:-.03em;font-size:clamp(2.6rem,6vw,3.6rem);line-height:1;margin:10px 0 24px;color:var(--brand)}
.co-list{margin:0 0 18px}
.co-list div{display:flex;justify-content:space-between;gap:16px;padding:11px 0;border-bottom:1px solid var(--line);font-size:.95rem}
.co-list dt{color:var(--muted)}
.co-list dd{margin:0;font-weight:700;color:var(--ink)}
.co-note{font-size:.86rem;color:var(--muted)}

/* CTA band */
.cta-band{padding:24px 0 88px;background:#fff}
.cta-row{display:flex;align-items:center;justify-content:space-between;gap:32px;background:var(--brand);border-radius:20px;padding:40px 48px}
.cta-line{font-weight:700;letter-spacing:-.02em;font-size:clamp(1.25rem,2.3vw,1.6rem);line-height:1.3;margin:0;max-width:34ch;color:#fff}
.cta-acts{display:flex;gap:12px;flex-wrap:wrap}
.cta-band .btn-os2{background:#fff;color:var(--brand);box-shadow:none}
.cta-band .btn-os2:hover{background:var(--brand-soft)}
.cta-band .btn-ghost-dark{background:transparent;border-color:rgba(255,255,255,.45);color:#fff}
.cta-band .btn-ghost-dark:hover{border-color:#fff;color:#fff}

.thanks{padding:104px 0}
.nearby{padding:64px 0}

/* ---------- footer ---------- */
.site-foot{background:var(--bg-soft);border-top:1px solid var(--line);color:var(--muted);font-size:.92rem;padding:72px 0 28px}
.site-foot a{color:var(--ink-2);text-decoration:none}
.site-foot a:hover{color:var(--brand)}
.foot-grid{display:grid;grid-template-columns:1.3fr 1fr 1fr 1fr;gap:40px}
.foot-grid>div>a{display:block;padding:4px 0}
.foot-brand{font-size:1.25rem;font-weight:800}
.foot-h{color:var(--ink);font-weight:700;margin-bottom:12px}
.foot-h a{color:var(--ink)}
.foot-contact{display:grid;gap:9px}
.foot-contact a{display:flex;align-items:center;gap:9px}
.foot-contact .ic{color:var(--brand)}
.foot-base{display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;border-top:1px solid var(--line);margin-top:52px;padding-top:22px;font-size:.84rem}
.foot-base p{margin:0}
.foot-base a{margin-left:20px;color:var(--muted)}
.dock{display:none}

/* ---------- responsive ---------- */
@media (max-width:1080px){
  .nav,.head-phone span{display:none}
  .head-cta{gap:12px}
  .mnav{display:block}
  .mnav summary{list-style:none;cursor:pointer;color:var(--ink);padding:8px;display:grid;place-items:center;border:1px solid var(--line);border-radius:var(--radius-sm)}
  .mnav summary::-webkit-details-marker{display:none}
  .mnav-panel{position:absolute;left:0;right:0;top:72px;background:#fff;border-top:1px solid var(--line);padding:8px 24px 28px;max-height:calc(100vh - 72px);overflow:auto;box-shadow:var(--shadow-lg)}
  .mnav-panel a{display:block;color:var(--ink-2);text-decoration:none;padding:11px 0;border-bottom:1px solid var(--line)}
  .mnav-h{color:var(--brand);font-weight:700;font-size:.85rem;margin:22px 0 4px}
  .mnav-cities{display:grid;grid-template-columns:1fr 1fr;column-gap:16px}
  .foot-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:900px){
  .hero{padding:48px 0 56px}
  .hero-grid,.two-col,.two-col-fig,.quote-grid,.calc-grid,.state-cols{grid-template-columns:1fr;gap:40px}
  .hero-grid .strands{max-width:560px}
  .svc-row{grid-template-columns:1fr;gap:14px;padding:24px}
  .svc-row-id{flex-direction:row;align-items:center}
  .steps{grid-template-columns:1fr 1fr}
  .calc-tease-row,.cta-row{flex-direction:column;align-items:flex-start}
  .cta-row{padding:32px 28px}
  .calc-out{position:static}
  .svc-mini{grid-template-columns:1fr}
  .sec{padding:64px 0}
}
@media (max-width:620px){
  body{padding-bottom:64px}
  .wrap{padding:0 18px}
  .brand-text small{display:none}
  .head-cta .btn{display:none}
  .f-row,.venue-list li{grid-template-columns:1fr;gap:0}
  .venue-list li{gap:2px}
  .steps{grid-template-columns:1fr}
  .state-col{padding:20px}
  .city-list a{grid-template-columns:1fr auto}
  .cl-tier{display:none}
  .quote{padding:22px 18px}
  .foot-grid{grid-template-columns:1fr}
  .foot-base a{margin:0 16px 0 0}
  .dock{display:grid;grid-template-columns:1fr 1fr 1.4fr;position:fixed;left:0;right:0;bottom:0;z-index:60;background:#fff;border-top:1px solid var(--line);box-shadow:0 -6px 20px rgba(15,28,43,.06)}
  .dock a{display:flex;align-items:center;justify-content:center;gap:6px;color:var(--ink);text-decoration:none;font-weight:600;font-size:.92rem;min-height:58px}
  .dock a .ic{color:var(--brand)}
  .dock a+a{border-left:1px solid var(--line)}
  .dock .dock-quote{background:var(--brand);color:#fff}
  .mnav-cities{grid-template-columns:1fr}
}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}
@media print{.site-head,.dock,.cta-band,.quote,.site-foot{display:none}}

/* ---------- resilience diagram ---------- */
.netfig{margin:0;background:#fff;border:1px solid var(--line);border-radius:16px;padding:26px 22px 18px;box-shadow:var(--shadow)}
.netfig svg{width:100%;display:block}
.nf-box{fill:#fff;stroke:var(--line-2);stroke-width:1.2}
.nf-box-live{stroke:#1E9554;stroke-width:1.6;fill:#F3FBF6}
.nf-t{fill:var(--ink);font:700 13.5px var(--font)}
.nf-s{fill:var(--muted);font:500 11.5px var(--font)}
.nf-s-strong{fill:var(--ink);font-weight:600}
.nf-dot-live{fill:#1E9554}
.nf-dot-standby{fill:#F2B705}
.nf-link{fill:none;stroke-width:2.4}
.nf-live{stroke:#1E9554;stroke-dasharray:7 6}
.nf-standby{stroke:#C5CFDA;stroke-dasharray:4 5}
.nf-core{fill:var(--bg-soft);stroke:var(--line-2);stroke-width:1.2}
.nf-ha{fill:#fff;stroke:var(--line-2)}
.nf-ha-a{stroke:var(--brand);stroke-width:1.5;fill:var(--brand-soft)}
.nf-out{fill:none;stroke:var(--brand);stroke-width:2;opacity:.55}
.nf-pill{fill:#fff;stroke:var(--line-2)}
.netfig figcaption{display:flex;flex-wrap:wrap;align-items:center;gap:6px 10px;font-size:.82rem;color:var(--muted);margin-top:14px;padding-top:14px;border-top:1px solid var(--line)}
.nf-key{width:22px;height:0;border-top:2.4px dashed;display:inline-block}
.nf-key-live{border-color:#1E9554}
.nf-key-standby{border-color:#C5CFDA;margin-left:8px}
@media (prefers-reduced-motion:no-preference){.nf-live{animation:flow 1.2s linear infinite}}
@keyframes flow{to{stroke-dashoffset:-26}}

/* ---------- resilience layers ---------- */
.layers{background:#fff}
.layer-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.layer{border:1px solid var(--line);border-radius:var(--radius);padding:26px;background:#fff;border-top:3px solid var(--brand)}
.layer h3{font-size:1.1rem;margin-bottom:.45em}
.layer p{color:var(--muted);font-size:.95rem;margin:0}
.layer .layer-more{margin-top:.8em;padding-top:.8em;border-top:1px solid var(--line);color:var(--ink-2)}
.layers-link{margin:24px 0 0;font-weight:600}

/* ---------- brands ---------- */
.brands{background:var(--bg-soft)}
.brand-grid{list-style:none;display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-bottom:16px}
.brand-grid li{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px;display:flex;flex-direction:column;gap:10px}
.brand-name{font-weight:800;font-size:1.2rem;letter-spacing:-.02em;color:var(--ink)}
.brand-use{color:var(--muted);font-size:.93rem}
@media (max-width:900px){.layer-grid{grid-template-columns:1fr 1fr}.brand-grid{grid-template-columns:1fr 1fr}}
@media (max-width:620px){.layer-grid,.brand-grid{grid-template-columns:1fr}}
.nf-list{display:none}
@media (max-width:620px){
  .netfig svg{display:none}
  .nf-list{display:grid;gap:8px;list-style:none}
  .nf-list li{border:1px solid var(--line-2);border-radius:10px;padding:10px 12px 10px 30px;position:relative;font-size:.9rem}
  .nf-list li::before{content:"";position:absolute;left:12px;top:15px;width:9px;height:9px;border-radius:50%;background:var(--faint)}
  .nf-list b{display:block;color:var(--ink)}
  .nf-list span{color:var(--muted);font-size:.84rem}
  .nf-li-live{border-color:#1E9554!important;background:#F3FBF6}
  .nf-li-live::before{background:#1E9554!important}
  .nf-li-standby::before{background:#F2B705!important}
  .nf-li-core{background:var(--brand-soft);border-color:var(--brand)!important}
  .nf-li-core::before,.nf-li-out::before{background:var(--brand)!important}
}

/* access point comparison */
.models{background:#fff}
.tbl-models{min-width:880px}
.tbl-models thead th{background:var(--bg-soft);white-space:nowrap}
.tbl-models thead th:first-child{width:18%}
.tbl-models td{color:var(--ink-2)}
.models-note{margin-top:14px}

/* logo */
.brand-logo{display:block;height:46px;width:auto}
.foot-brand img{display:block;height:64px;width:auto;max-width:100%}
@media (max-width:620px){.brand-logo{height:38px}.foot-brand img{height:54px}}
.nav>a,.nav summary,.head-phone,.btn{white-space:nowrap}
.head-row{gap:22px}
.brand-logo{height:42px}
@media (max-width:1320px){.head-phone span{display:none}.nav>a,.nav summary{padding:9px 10px}}

/* core difference table */
.core-diff{margin-top:40px}
.core-diff-h{font-size:1.25rem;margin-bottom:16px}
.tbl-diff{min-width:640px}
.tbl-diff thead th:first-child,.tbl-diff tbody th{width:20%}
.tbl-diff td{width:40%}

/* diagram devices (CCR2216 / CRS326) */
.nf-dev{fill:#fff;stroke:var(--line-2);stroke-width:1.4}
.nf-dev-core{fill:var(--brand-soft);stroke:var(--brand);stroke-width:1.6}
.nf-tag{fill:var(--brand);font:700 9.5px var(--font);letter-spacing:.08em}
.nf-trunk{fill:none;stroke:var(--brand);stroke-width:3}
.nf-s-small{font-size:10px;fill:var(--brand);font-weight:700}

/* requirement-based calculator */
.calc-group{border:0;border-bottom:1px solid var(--line);padding:0 0 18px;margin:0 0 20px;min-width:0}
.calc-group:last-child{border-bottom:0;margin-bottom:0;padding-bottom:0}
.calc-group legend{font-weight:700;color:var(--ink);font-size:1.05rem;padding:0;margin-bottom:6px}
.calc-help{color:var(--muted);font-size:.88rem;margin:0 0 12px}
.calc-group .f{margin-bottom:10px}
.calc-toggle{display:flex;gap:10px;align-items:center;font-weight:600;color:var(--ink-2);cursor:pointer;margin:4px 0 12px}
.calc-toggle input{width:18px;height:18px;accent-color:var(--brand)}
.co-min{background:var(--brand-soft);color:var(--ink);border-radius:var(--radius-sm);padding:10px 12px;font-size:.9rem;margin:-8px 0 16px}
.foot-contact a{align-items:flex-start}
.foot-contact .ic{margin-top:3px}