:root{--ink:#17213b;--muted:#59657b;--brand:#512bb8;--brand-dark:#3d1f91;--brand-soft:#f0ecff;--line:#e3e7f0;--surface:#f7f8fc;--white:#fff;--success:#16765d;--shadow:0 14px 40px rgba(25,31,65,.08)}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Arial,sans-serif;color:var(--ink);background:#fff;line-height:1.65;-webkit-font-smoothing:antialiased}
a{color:var(--brand);text-decoration:none}a:hover{text-decoration:underline}
button,input,textarea{font:inherit}
.container{width:min(1160px,calc(100% - 40px));margin:0 auto}
.notice{display:none}
.header{background:rgba(255,255,255,.97);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20;backdrop-filter:blur(12px)}
.nav{min-height:78px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.brand{display:flex;align-items:center;gap:12px;color:var(--ink);font-weight:800;font-size:1.08rem;letter-spacing:-.035em}
.brand:hover{text-decoration:none}
.brand-mark{width:42px;height:42px;border-radius:13px;background:linear-gradient(145deg,#512bb8,#7658dc);display:grid;place-items:center;color:#fff;box-shadow:0 5px 13px #512bb826;flex-shrink:0}
.brand-mark svg{width:22px;height:22px}
.navlinks{display:flex;align-items:center;gap:27px}
.navlinks a{color:#4c5870;font-weight:650;font-size:.93rem}
.navlinks a:hover,.navlinks a.active{color:var(--brand);text-decoration:none}
.menu-btn{display:none;border:1px solid var(--line);background:#fff;border-radius:10px;padding:9px 12px;color:var(--ink);cursor:pointer}
.hero{background:linear-gradient(115deg,#f8f7ff 0%,#f5f7ff 58%,#edf8f8 100%);border-bottom:1px solid #eeeff8;padding:76px 0 72px}
.hero-grid{display:grid;grid-template-columns:1.12fr .88fr;align-items:center;gap:60px}
.eyebrow{display:inline-flex;align-items:center;gap:8px;color:#4b2a9f;background:#eee9ff;border:1px solid #ded5ff;border-radius:99px;padding:6px 12px;font-size:.8rem;font-weight:800;letter-spacing:.015em}
.eyebrow .dot{width:7px;height:7px;border-radius:50%;background:#7655dc}
.hero h1{font-size:clamp(2.5rem,5vw,4.15rem);line-height:1.08;letter-spacing:-.06em;margin:20px 0 19px;max-width:700px}
.hero p{font-size:1.08rem;color:var(--muted);max-width:610px;margin:0 0 27px}
.searchbox{display:flex;gap:10px;background:#fff;border:1px solid #dfe3ed;border-radius:14px;padding:7px;max-width:670px;box-shadow:0 8px 25px #202b4c0b}
.searchbox input{border:0;outline:0;flex:1;min-width:0;padding:12px 14px;color:var(--ink);background:transparent}
.searchbox input::placeholder{color:#8790a3}
.searchbox button,.btn{border:0;background:var(--brand);color:#fff;border-radius:10px;padding:12px 18px;font-weight:750;cursor:pointer;display:inline-flex;align-items:center;justify-content:center;gap:8px;transition:background .18s,transform .18s}
.searchbox button:hover,.btn:hover{background:var(--brand-dark);text-decoration:none;transform:translateY(-1px)}
.hero-points{display:flex;flex-wrap:wrap;gap:16px 20px;margin-top:19px;color:#667087;font-size:.86rem}
.hero-points span{display:flex;align-items:center;gap:7px}
.hero-points svg{width:16px;color:var(--success)}
.hero-art{position:relative;min-height:320px;display:grid;place-items:center}
.art-card{background:#fff;border:1px solid #e5e5f0;border-radius:22px;box-shadow:var(--shadow);padding:24px;width:min(365px,100%);transform:rotate(1deg)}
.art-top{display:flex;align-items:center;gap:12px;padding-bottom:18px;border-bottom:1px solid var(--line)}
.art-icon{height:46px;width:46px;background:var(--brand-soft);color:var(--brand);border-radius:14px;display:grid;place-items:center;font-size:1.3rem}
.art-top strong{display:block}.art-top small{color:var(--muted)}
.mini-row{display:flex;gap:12px;align-items:center;padding:15px 0;border-bottom:1px solid #f0f1f6}
.mini-row:last-child{border:0}.mini-check{width:29px;height:29px;border-radius:9px;background:#e7f6f0;color:var(--success);display:grid;place-items:center;font-weight:850;flex-shrink:0}
.mini-row span{font-size:.91rem;font-weight:650}
.float-bubble{position:absolute;bottom:5px;left:0;background:#fff;border:1px solid var(--line);box-shadow:var(--shadow);border-radius:13px;padding:12px 15px;font-size:.82rem;font-weight:750;max-width:250px}
.section{padding:70px 0}.section.soft{background:#fafaff}
.section-head{display:flex;justify-content:space-between;align-items:end;gap:24px;margin-bottom:28px}
.section h2,.page-hero h1{font-size:clamp(1.9rem,3.4vw,2.65rem);letter-spacing:-.05em;line-height:1.18;margin:0 0 10px}
.section-head p,.muted{color:var(--muted);margin:0}
.category-row{display:flex;flex-wrap:wrap;gap:9px;margin:23px 0 28px}
.chip{border:1px solid #dfe3ed;background:#fff;color:#566078;padding:9px 14px;border-radius:99px;font-size:.86rem;font-weight:700;cursor:pointer;transition:all .15s}
.chip.active,.chip:hover{border-color:#c9bcff;background:#eee9ff;color:var(--brand)}
.guide-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}
.guide-card{border:1px solid var(--line);border-radius:17px;padding:23px;background:#fff;transition:transform .18s,box-shadow .18s,border-color .18s;display:flex;flex-direction:column;min-height:245px}
.guide-card:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:#d4cafa}
.card-icon{height:46px;width:46px;border-radius:13px;display:grid;place-items:center;background:#f0ecff;color:var(--brand);font-size:1.25rem;margin-bottom:17px}
.guide-card h3{font-size:1.08rem;letter-spacing:-.025em;margin:0 0 8px;line-height:1.4}
.guide-card p{color:var(--muted);font-size:.92rem;margin:0 0 19px}
.card-bottom{margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:10px;font-size:.88rem;font-weight:750}
.tag{font-size:.74rem;font-weight:750;color:#5d489e;background:#f2efff;border-radius:7px;padding:5px 8px}
.text-link{font-weight:750;color:var(--brand);white-space:nowrap}
.empty{padding:32px;border:1px dashed #c9ccda;border-radius:16px;color:var(--muted);text-align:center;grid-column:1/-1}
.cta-band{background:linear-gradient(120deg,#30206f,#5132b7 62%,#6b50d3);color:#fff;border-radius:22px;padding:36px 40px;display:flex;align-items:center;justify-content:space-between;gap:25px}
.cta-band h2{font-size:1.75rem;margin:0 0 7px;letter-spacing:-.045em}.cta-band p{margin:0;color:#e5e0ff;max-width:690px}
.btn.light{background:#fff;color:var(--brand);white-space:nowrap}.btn.light:hover{background:#f1edff}
.page-hero{background:linear-gradient(115deg,#f8f7ff,#f3f7ff);padding:55px 0;border-bottom:1px solid #eeeff8}
.page-hero p{max-width:790px;color:var(--muted);margin:0}
.content{max-width:850px;padding:48px 0 76px}
.content h2{margin-top:34px;letter-spacing:-.03em;line-height:1.3}.content h3{margin-top:25px}
.content li{margin:8px 0}
.guide-detail{max-width:850px;margin:0 auto;padding:36px 0 72px}
.crumb{font-size:.88rem;color:var(--muted);margin-bottom:20px}
.guide-detail h1{font-size:clamp(2.1rem,4vw,3.15rem);letter-spacing:-.055em;line-height:1.12;margin:0 0 15px}
.guide-detail .intro{font-size:1.07rem;color:var(--muted)}
.step-box{border:1px solid var(--line);border-radius:16px;padding:24px;margin:22px 0;background:#fff}
.step-box h2{font-size:1.25rem;margin:0 0 13px}
.step-box ol{padding-left:23px}.step-box li{padding-left:5px;margin:12px 0}
.callout{background:#f4f1ff;border-left:4px solid var(--brand);border-radius:0 12px 12px 0;padding:16px 18px;margin:22px 0;color:#343c56}
.related{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
.related a{border:1px solid var(--line);border-radius:12px;padding:14px 16px;font-weight:700;color:var(--ink)}
.related a:hover{border-color:#c9bcff;background:#faf8ff;text-decoration:none}
.footer{background:#171d32;color:#d8dced;padding:44px 0 22px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:35px}
.footer .brand{color:#fff}
.footer p{color:#b8bfd3;max-width:380px;font-size:.89rem}
.footer h3{font-size:.94rem;color:#fff;margin:0 0 12px}
.footer-links{display:grid;gap:8px}
.footer-links a{color:#c9cee0;font-size:.89rem}
.footer-bottom{border-top:1px solid #343b50;margin-top:30px;padding-top:17px;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;color:#aeb5ca;font-size:.79rem}
.footer-legal{font-size:.68rem;color:#929bb2;margin-top:12px;line-height:1.5}
.form{display:grid;gap:15px;max-width:650px}
.form label{font-weight:700;font-size:.92rem}
.form input,.form textarea{width:100%;border:1px solid #dfe1eb;border-radius:10px;padding:12px 14px;margin-top:6px}
.form textarea{min-height:130px;resize:vertical}
.notice-box{border:1px solid #e2ddf6;background:#faf8ff;border-radius:14px;padding:17px 19px}
.hide{display:none!important}
@media(max-width:850px){.hero-grid{grid-template-columns:1fr;gap:28px}.hero-art{display:none}.guide-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.navlinks{gap:17px}.footer-grid{grid-template-columns:1fr 1fr}.footer-grid>div:first-child{grid-column:1/-1}}
@media(max-width:620px){.container{width:min(100% - 30px,1160px)}.nav{min-height:68px}.menu-btn{display:block}.navlinks{display:none;position:absolute;top:68px;left:0;right:0;background:#fff;border-bottom:1px solid var(--line);padding:17px 22px 21px;flex-direction:column;align-items:flex-start}.navlinks.open{display:flex}.hero{padding:50px 0 46px}.hero h1{font-size:2.65rem}.hero p{font-size:1rem}.searchbox{flex-direction:column}.searchbox button{width:100%}.section{padding:49px 0}.section-head{display:block}.section-head>.text-link{display:inline-block;margin-top:14px}.guide-grid{grid-template-columns:1fr}.guide-card{min-height:0}.cta-band{padding:27px;align-items:flex-start;flex-direction:column}.footer-grid{grid-template-columns:1fr;gap:23px}.footer-grid>div:first-child{grid-column:auto}.related{grid-template-columns:1fr}.page-hero{padding:40px 0}.content{padding:32px 0 55px}.guide-detail{padding:28px 0 55px}.footer-bottom{display:block}.footer-bottom span{display:block;margin:5px 0}}

.call-assistance{margin:18px 0 20px;padding:16px 18px;border:1px solid var(--line);border-radius:14px;background:#fff;display:grid;gap:7px;max-width:560px}.call-assistance>strong{font-size:.98rem}.call-number{font-weight:750;font-size:1.08rem;color:var(--primary);text-decoration:none}.call-number:hover{text-decoration:underline}.call-disclosure{margin:0!important;font-size:.78rem!important;line-height:1.45;color:#626b80!important}.footer-legal{font-size:.68rem;color:#929bb2;margin:10px 0 0;line-height:1.4}

/* Phone assistance card and animated, generic connectivity illustration */
.call-help-note{margin:0!important;font-size:.82rem!important;line-height:1.45;color:#626b80!important}
.hero-art{isolation:isolate}
.wifi-illustration{position:absolute;inset:0;display:grid;place-items:center;pointer-events:none;transform:translateY(-28px)}
.wifi-orbit{position:absolute;border:2px solid rgba(100,65,210,.16);border-radius:50%;animation:wifi-pulse 3.2s ease-out infinite}
.orbit-one{width:145px;height:145px;animation-delay:0s}
.orbit-two{width:205px;height:205px;animation-delay:.65s}
.orbit-three{width:265px;height:265px;animation-delay:1.3s}
.router-device{z-index:1;width:116px;height:65px;border-radius:17px;background:linear-gradient(135deg,#4524a8,#7552df);box-shadow:0 18px 38px rgba(65,38,157,.25);display:flex;align-items:center;justify-content:center;gap:9px;transform:rotate(-7deg);animation:router-float 4s ease-in-out infinite}
.router-light{width:7px;height:7px;border-radius:50%;background:#d8ffec;box-shadow:0 0 10px rgba(216,255,236,.85)}
.wifi-caption{position:absolute;top:calc(50% + 60px);font-size:.8rem;font-weight:700;letter-spacing:.02em;color:#6654a4;background:#fff;border:1px solid #e8e2fb;border-radius:999px;padding:8px 13px;box-shadow:0 8px 22px rgba(44,34,90,.07)}
@keyframes wifi-pulse{0%{transform:scale(.78);opacity:0}35%{opacity:1}100%{transform:scale(1.13);opacity:0}}
@keyframes router-float{0%,100%{translate:0 0}50%{translate:0 -8px}}
@media(prefers-reduced-motion:reduce){.wifi-orbit,.router-device{animation:none}}
@media(max-width:850px){.wifi-illustration{display:none}}

/* Responsive layout and illustrated connectivity artwork */
html{width:100%;overflow-x:clip}
body{width:100%;min-width:0;overflow-x:clip}
img,svg,video,canvas{max-width:100%;height:auto}
.container{width:min(1160px,calc(100% - 40px))}
.hero-grid>*{min-width:0}
.connectivity-visual{display:block;width:min(100%,440px);height:auto;overflow:visible}
.wifi-illustration{position:absolute;inset:0;display:grid;place-items:center;pointer-events:none;transform:translateY(-12px)}
.signal-waves{transform-origin:220px 124px;animation:signal-breathe 2.4s ease-in-out infinite}
.tv-illustration{transform-origin:327px 190px;animation:tv-float 4s ease-in-out infinite}
.router-illustration{transform-origin:150px 200px;animation:router-bob 3.5s ease-in-out infinite}
.floating-sparkles{animation:sparkle 3s ease-in-out infinite}
@keyframes signal-breathe{0%,100%{opacity:.65;transform:scale(.94)}50%{opacity:1;transform:scale(1.04)}}
@keyframes tv-float{0%,100%{transform:translateY(0)}50%{transform:translateY(-5px)}}
@keyframes router-bob{0%,100%{transform:translateY(0)}50%{transform:translateY(4px)}}
@keyframes sparkle{0%,100%{opacity:.5}50%{opacity:1}}
@media(prefers-reduced-motion:reduce){.signal-waves,.tv-illustration,.router-illustration,.floating-sparkles{animation:none}}
@media(max-width:850px){
  .hero{padding:42px 0 40px}
  .hero-grid{grid-template-columns:minmax(0,1fr);gap:18px}
  .hero-art{display:grid;min-height:250px;width:100%;max-width:440px;margin:0 auto}
  .hero-art .art-card{width:min(100%,340px);padding:18px;transform:none;z-index:1}
  .wifi-illustration{transform:translateY(-8px);opacity:.95}
  .connectivity-visual{width:min(100%,390px)}
  .hero h1{font-size:clamp(2.15rem,8vw,3.2rem);overflow-wrap:anywhere}
  .guide-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media(max-width:620px){
  .container{width:calc(100% - 28px);max-width:100%}
  .header,.nav{max-width:100%}
  .brand{min-width:0;gap:8px}
  .brand>span:last-child{font-size:.92rem;white-space:normal;line-height:1.2}
  .navlinks{max-width:100%;box-sizing:border-box}
  .hero{padding:32px 0 34px}
  .hero-grid{gap:20px}
  .hero h1{font-size:clamp(2rem,9vw,2.7rem);line-height:1.08}
  .hero p{font-size:1rem;line-height:1.6}
  .call-assistance{width:100%;max-width:100%;box-sizing:border-box;padding:14px}
  .call-number{font-size:1rem;overflow-wrap:anywhere}
  .searchbox{width:100%;min-width:0;box-sizing:border-box;gap:8px}
  .searchbox input{min-width:0;width:100%;font-size:16px}
  .searchbox button{white-space:normal}
  .hero-points{gap:10px 14px}
  .hero-art{min-height:220px}
  .hero-art .art-card{max-width:300px}
  .connectivity-visual{width:100%}
  .guide-grid,.related{grid-template-columns:minmax(0,1fr)}
  .footer-grid{grid-template-columns:minmax(0,1fr);gap:24px}
  .footer-bottom{align-items:flex-start}
  .section{padding-left:0;padding-right:0}
  .card,.guide-card,.category-card{min-width:0;overflow-wrap:anywhere}
}

/* Refined motion and visual polish */
.guide-card{position:relative;overflow:hidden}
.guide-card::before{content:"";position:absolute;inset:0 auto auto 0;width:100%;height:3px;background:linear-gradient(90deg,#5c36c8,#a99af5,#72d7d1);transform:scaleX(0);transform-origin:left;transition:transform .28s ease}
.guide-card:hover::before{transform:scaleX(1)}
.guide-card:hover .card-icon{transform:translateY(-2px) rotate(-3deg)}
.card-icon{transition:transform .25s ease,background .25s ease}
.refund-icon{font-size:1.65rem;background:linear-gradient(135deg,#eee8ff,#e5f8f4);color:#5632b6}
.page-hero{position:relative;overflow:hidden}
.page-hero::after{content:"";position:absolute;width:230px;height:230px;right:5%;top:-100px;border-radius:50%;background:radial-gradient(circle,rgba(133,105,232,.14),rgba(133,105,232,0));pointer-events:none;animation:hero-glow 7s ease-in-out infinite alternate}
@keyframes hero-glow{from{transform:translate3d(0,0,0) scale(.9)}to{transform:translate3d(-18px,18px,0) scale(1.12)}}
@media(prefers-reduced-motion:reduce){.guide-card,.card-icon,.page-hero::after{transition:none;animation:none}}

/* Persistent guide-assistance phone link in the top navigation row */
.nav-call{display:inline-flex;align-items:center;justify-content:center;gap:5px;white-space:nowrap;background:var(--brand);color:#fff;border-radius:10px;padding:10px 13px;font-size:.82rem;font-weight:800;text-decoration:none;box-shadow:0 5px 14px #512bb822;transition:background .18s,transform .18s}
.nav-call:hover{background:var(--brand-dark);color:#fff;text-decoration:none;transform:translateY(-1px)}
.nav-call-label{opacity:.88}
.call-assistance{max-width:100%}
@media(max-width:850px){.nav{gap:12px}.navlinks{gap:13px}.nav-call{font-size:.76rem;padding:9px 10px}}
@media(max-width:620px){.nav{gap:7px;min-height:68px}.brand{font-size:.82rem;gap:6px;letter-spacing:-.04em}.brand-mark{width:32px;height:32px;border-radius:10px}.brand-mark svg{width:18px;height:18px}.menu-btn{font-size:.73rem;padding:7px 8px;white-space:nowrap}.nav-call{font-size:.68rem;gap:3px;padding:8px 7px;border-radius:8px}.nav-call-label{display:none}.navlinks{top:68px}}