/* ==========================================================================
   Popular Batteries — Noida
   Global stylesheet. Mobile-first, no framework.
   ========================================================================== */

:root{
  --red:#d50000;
  --red-deep:#9e0000;
  --red-tint:#fdeaea;
  --ink:#111111;
  --ink-2:#1b1d20;
  --slate:#2b2f36;
  --muted:#5c626b;
  --line:#e3e5ea;
  --gray-50:#f6f7f9;
  --gray-100:#eef0f3;
  --white:#ffffff;
  --wa:#1faa53;
  --wa-dark:#178a43;

  --wrap:1180px;
  --r-sm:8px;
  --r:14px;
  --r-lg:22px;
  --shadow:0 1px 2px rgba(17,17,17,.06),0 8px 24px rgba(17,17,17,.07);
  --shadow-lg:0 18px 50px rgba(17,17,17,.14);

  --display:"Barlow Condensed","Arial Narrow",Impact,system-ui,sans-serif;
  --body:"Inter",system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;

  --sticky-h:64px;
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:90px}
body{
  margin:0;
  font-family:var(--body);
  font-size:16px;
  line-height:1.65;
  color:var(--slate);
  background:var(--white);
  overflow-x:hidden;
  padding-bottom:var(--sticky-h);
}
@media(min-width:900px){body{padding-bottom:0}}

img{max-width:100%;height:auto;display:block}
a{color:var(--red);text-decoration:none}
a:hover{text-decoration:underline}
ul{padding-left:1.15rem}
li{margin:.3rem 0}

h1,h2,h3,h4{
  font-family:var(--display);
  color:var(--ink);
  line-height:1.06;
  letter-spacing:.005em;
  margin:0 0 .6rem;
  font-weight:700;
}
h1{font-size:clamp(2.1rem,6.4vw,3.65rem);text-transform:uppercase}
h2{font-size:clamp(1.75rem,4.4vw,2.7rem);text-transform:uppercase}
h3{font-size:clamp(1.22rem,2.4vw,1.55rem)}
h4{font-size:1.08rem}
p{margin:0 0 1rem}
strong{color:var(--ink);font-weight:650}

:focus-visible{outline:3px solid var(--red);outline-offset:3px;border-radius:4px}

.wrap{width:100%;max-width:var(--wrap);margin:0 auto;padding:0 18px}
.section{padding:clamp(46px,7vw,86px) 0}
.section--gray{background:var(--gray-50);border-block:1px solid var(--line)}
.section--ink{background:var(--ink);color:#c9ced6}
.section--ink h2,.section--ink h3{color:#fff}
.skip{position:absolute;left:-9999px;top:0;background:var(--red);color:#fff;padding:10px 16px;z-index:200}
.skip:focus{left:8px;top:8px}

/* ---------- eyebrow: the terminal motif ---------- */
.eyebrow{
  font-family:var(--display);
  text-transform:uppercase;
  letter-spacing:.18em;
  font-size:.92rem;
  font-weight:600;
  color:var(--red);
  display:flex;align-items:center;gap:10px;
  margin-bottom:.5rem;
}
.eyebrow::before{
  content:"";width:26px;height:9px;border-radius:2px;
  background:var(--red);
  box-shadow:inset -14px 0 0 0 var(--ink);
  flex:none;
}
.section--ink .eyebrow::before{box-shadow:inset -14px 0 0 0 #fff}
.head{max-width:760px;margin-bottom:clamp(24px,3.6vw,44px)}
.head p{color:var(--muted);font-size:1.06rem;margin-bottom:0}
.section--ink .head p{color:#a9b0ba}
.head--center{margin-inline:auto;text-align:center}
.head--center .eyebrow{justify-content:center}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  font-family:var(--display);font-weight:600;font-size:1.05rem;
  text-transform:uppercase;letter-spacing:.06em;
  padding:13px 22px;border-radius:var(--r-sm);border:2px solid transparent;
  cursor:pointer;transition:transform .15s ease,background .15s ease,color .15s ease,border-color .15s ease;
  text-decoration:none;line-height:1;
}
.btn:hover{text-decoration:none;transform:translateY(-2px)}
.btn svg{width:18px;height:18px;flex:none}
.btn--call{background:var(--red);color:#fff}
.btn--call:hover{background:var(--red-deep);color:#fff}
.btn--wa{background:var(--wa);color:#fff}
.btn--wa:hover{background:var(--wa-dark);color:#fff}
.btn--ghost{background:transparent;color:var(--ink);border-color:var(--line)}
.btn--ghost:hover{border-color:var(--ink);color:var(--ink)}
.btn--onink{background:transparent;color:#fff;border-color:rgba(255,255,255,.35)}
.btn--onink:hover{background:#fff;color:var(--ink);border-color:#fff}
.btn--sm{padding:10px 15px;font-size:.95rem}
.btn--block{width:100%}
.btn-row{display:flex;flex-wrap:wrap;gap:12px}

/* ---------- header ---------- */
.header{position:sticky;top:0;z-index:120;background:#fff;border-bottom:1px solid var(--line)}
.header__bar{display:flex;align-items:center;gap:14px;min-height:70px}
.brand{display:flex;align-items:center;gap:11px;text-decoration:none;margin-right:auto}
.brand:hover{text-decoration:none}
.brand img{width:42px;height:42px}
.brand__name{font-family:var(--display);font-weight:700;font-size:1.42rem;line-height:1;color:var(--ink);text-transform:uppercase;letter-spacing:.01em}
.brand__tag{display:block;font-family:var(--body);font-size:.68rem;font-weight:600;letter-spacing:.16em;text-transform:uppercase;color:var(--red);margin-top:3px}

.nav__toggle{display:inline-flex;flex-direction:column;justify-content:center;gap:5px;width:46px;height:44px;padding:0 11px;background:var(--ink);border:0;border-radius:var(--r-sm);cursor:pointer}
.nav__toggle span{display:block;height:2px;background:#fff;border-radius:2px;transition:transform .2s,opacity .2s}
.nav__toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav__toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
.nav__toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

.nav{display:none;padding:6px 0 18px}
@media(max-width:1023px){
  .header__bar{flex-wrap:wrap}
  .brand{order:1}
  .nav__toggle{order:2}
  .nav{width:100%;order:5}
}
.nav.is-open{display:block}
.nav ul{list-style:none;margin:0;padding:0}
.nav a{display:block;padding:12px 4px;color:var(--ink);font-weight:600;border-bottom:1px solid var(--line)}
.nav a:hover{color:var(--red);text-decoration:none}
.nav__sub a{padding-left:18px;font-weight:500;color:var(--muted);font-size:.95rem}
.nav__label{font-family:var(--display);text-transform:uppercase;letter-spacing:.12em;font-size:.85rem;color:var(--red);padding:14px 4px 4px;font-weight:600}
.header__cta{display:none;gap:10px}

@media(min-width:1024px){
  .nav__toggle{display:none}
  .header__cta{display:flex}
  .nav{display:block;padding:0;margin-right:16px;width:auto;order:0}
  .nav>ul{display:flex;align-items:center;gap:2px}
  .nav>ul>li{position:relative}
  .nav>ul>li>a{border:0;padding:24px 12px;font-size:.97rem}
  .nav>ul>li>a::after{content:"";position:absolute;left:12px;right:12px;bottom:16px;height:2px;background:var(--red);transform:scaleX(0);transition:transform .18s}
  .nav>ul>li:hover>a::after,.nav>ul>li>a[aria-current="page"]::after{transform:scaleX(1)}
  .nav__label{display:none}
  .nav__sub{
    position:absolute;top:100%;left:0;min-width:250px;background:#fff;
    border:1px solid var(--line);border-top:3px solid var(--red);border-radius:0 0 var(--r) var(--r);
    box-shadow:var(--shadow-lg);padding:8px;opacity:0;visibility:hidden;transform:translateY(6px);
    transition:.16s ease;
  }
  .nav li:hover>.nav__sub,.nav li:focus-within>.nav__sub{opacity:1;visibility:visible;transform:none}
  .nav__sub a{padding:9px 12px;border:0;border-radius:6px;font-size:.93rem;color:var(--slate)}
  .nav__sub a:hover{background:var(--gray-50);color:var(--red)}
}

/* ---------- breadcrumbs ---------- */
.crumbs{background:var(--gray-50);border-bottom:1px solid var(--line);font-size:.85rem}
.crumbs ol{list-style:none;display:flex;flex-wrap:wrap;gap:6px;margin:0;padding:11px 0}
.crumbs li{margin:0;color:var(--muted)}
.crumbs li+li::before{content:"›";margin-right:6px;color:#b3b8c0}
.crumbs a{color:var(--muted)}
.crumbs a:hover{color:var(--red)}
.crumbs [aria-current]{color:var(--ink);font-weight:600}

/* ---------- hero ---------- */
.hero{position:relative;background:var(--ink);color:#c9ced6;overflow:hidden}
.hero::before{
  content:"";position:absolute;inset:0;
  background:
    radial-gradient(60% 80% at 88% 8%,rgba(213,0,0,.42),transparent 62%),
    repeating-linear-gradient(115deg,rgba(255,255,255,.035) 0 1px,transparent 1px 26px);
  pointer-events:none;
}
.hero__inner{position:relative;padding:clamp(42px,7vw,84px) 0 clamp(38px,6vw,74px)}
.hero h1{color:#fff;max-width:16ch}
.hero h1 em{font-style:normal;color:var(--red)}
.hero__lead{font-size:1.09rem;max-width:60ch;color:#bcc3cc;margin-bottom:1.4rem}
.hero .btn-row{margin-bottom:22px}
.hero__grid{display:grid;gap:34px}
@media(min-width:960px){.hero__grid{grid-template-columns:1.15fr .85fr;align-items:center;gap:48px}}

/* charge bar — signature */
.charge{display:flex;align-items:center;gap:9px;margin:0 0 20px}
.charge__cells{display:flex;gap:4px}
.charge__cells i{display:block;width:20px;height:9px;border-radius:2px;background:var(--red);opacity:.25;animation:cell 2.6s ease-in-out infinite}
.charge__cells i:nth-child(2){animation-delay:.16s}
.charge__cells i:nth-child(3){animation-delay:.32s}
.charge__cells i:nth-child(4){animation-delay:.48s}
.charge__cells i:nth-child(5){animation-delay:.64s}
.charge span{font-family:var(--display);text-transform:uppercase;letter-spacing:.16em;font-size:.86rem;color:#fff;font-weight:600}
@keyframes cell{0%,100%{opacity:.22}45%{opacity:1}}
@media(prefers-reduced-motion:reduce){
  .charge__cells i{animation:none;opacity:1}
  *{scroll-behavior:auto!important}
}

.hero__points{list-style:none;padding:0;margin:0 0 4px;display:grid;gap:9px}
.hero__points li{display:flex;gap:10px;align-items:flex-start;color:#d3d8de;font-size:.98rem;margin:0}
.hero__points svg{width:19px;height:19px;color:var(--red);flex:none;margin-top:2px}

.hero__card{background:#fff;color:var(--slate);border-radius:var(--r-lg);padding:24px;box-shadow:var(--shadow-lg)}
.hero__card h2{font-size:1.5rem;margin-bottom:.35rem}
.hero__card p{font-size:.95rem;color:var(--muted)}
.hero__card .btn{width:100%;margin-bottom:10px}
.hero__phone{display:block;font-family:var(--display);font-size:2.05rem;font-weight:700;color:var(--ink);letter-spacing:.01em;margin:2px 0 12px}
.hero__phone:hover{color:var(--red);text-decoration:none}

/* ---------- trust strip ---------- */
.trust{background:var(--gray-50);border-bottom:1px solid var(--line)}
.trust__grid{display:grid;grid-template-columns:repeat(2,1fr);gap:1px;background:var(--line)}
@media(min-width:640px){.trust__grid{grid-template-columns:repeat(3,1fr)}}
@media(min-width:1024px){.trust__grid{grid-template-columns:repeat(3,1fr)}}
.trust__item{background:var(--gray-50);padding:20px 16px;display:flex;gap:12px;align-items:flex-start}
.trust__item svg{width:26px;height:26px;color:var(--red);flex:none}
.trust__item h3{font-size:1.05rem;margin-bottom:.15rem;font-family:var(--body);font-weight:700;letter-spacing:0}
.trust__item p{font-size:.88rem;color:var(--muted);margin:0;line-height:1.5}

/* ---------- cards ---------- */
.grid{display:grid;gap:18px}
.grid--2{grid-template-columns:1fr}
.grid--3{grid-template-columns:1fr}
.grid--4{grid-template-columns:1fr 1fr}
@media(min-width:640px){.grid--2,.grid--3{grid-template-columns:repeat(2,1fr)}}
@media(min-width:980px){.grid--3{grid-template-columns:repeat(3,1fr)}.grid--4{grid-template-columns:repeat(4,1fr)}}

.card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r);
  padding:24px 22px 22px;position:relative;overflow:hidden;
  transition:box-shadow .18s ease,transform .18s ease,border-color .18s ease;
  display:flex;flex-direction:column;
}
.card::before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:var(--red);transform:scaleX(0);transform-origin:left;transition:transform .22s ease}
.card:hover{box-shadow:var(--shadow);transform:translateY(-3px);border-color:#d6d9df}
.card:hover::before{transform:scaleX(1)}
.card__icon{width:46px;height:46px;border-radius:11px;background:var(--red-tint);color:var(--red);display:flex;align-items:center;justify-content:center;margin-bottom:14px}
.card__icon svg{width:24px;height:24px}
.card h3{margin-bottom:.4rem}
.card p{font-size:.95rem;color:var(--muted)}
.card__links{margin-top:auto;padding-top:12px;display:flex;flex-wrap:wrap;gap:8px;align-items:center}
.card__more{font-family:var(--display);text-transform:uppercase;letter-spacing:.07em;font-weight:600;font-size:.95rem;color:var(--ink);border-bottom:2px solid var(--red);padding-bottom:2px}
.card__more:hover{color:var(--red);text-decoration:none}
.mini{display:inline-flex;align-items:center;gap:6px;font-size:.85rem;font-weight:600;padding:7px 11px;border-radius:6px;border:1px solid var(--line);color:var(--slate)}
.mini svg{width:15px;height:15px}
.mini--call{color:var(--red);border-color:#f3c9c9;background:#fff6f6}
.mini--wa{color:var(--wa-dark);border-color:#c6e9d3;background:#f2fbf5}
.mini:hover{text-decoration:none;transform:translateY(-1px)}

/* ---------- brands ---------- */
.brandcard{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:26px;display:flex;flex-direction:column}
.brandcard--lead{border-color:var(--ink);box-shadow:var(--shadow)}
.brandmark{font-family:var(--display);font-size:2rem;text-transform:uppercase;letter-spacing:.04em;color:var(--ink);line-height:1;margin-bottom:6px}
.pill{display:inline-flex;align-items:center;gap:6px;align-self:flex-start;background:var(--ink);color:#fff;font-family:var(--display);text-transform:uppercase;letter-spacing:.1em;font-size:.78rem;font-weight:600;padding:6px 11px;border-radius:100px;margin-bottom:12px}
.pill--red{background:var(--red)}
.pill--soft{background:var(--gray-100);color:var(--muted)}
.brandlist{display:flex;flex-wrap:wrap;gap:10px;margin-top:6px}
.brandlist span{border:1px solid var(--line);border-radius:100px;padding:7px 15px;font-family:var(--display);text-transform:uppercase;letter-spacing:.08em;font-size:.92rem;color:var(--slate);background:#fff}

/* ---------- locations ---------- */
.loc{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;display:flex;flex-direction:column}
.loc__top{background:var(--ink);color:#fff;padding:18px 22px}
.loc__top h3{color:#fff;margin:0;font-size:1.42rem}
.loc__top span{font-size:.8rem;letter-spacing:.15em;text-transform:uppercase;color:var(--red);font-weight:700}
.loc__body{padding:22px;display:flex;flex-direction:column;gap:14px;flex:1}
.loc address{font-style:normal;font-size:1rem;line-height:1.6;color:var(--slate)}
.loc__meta{font-size:.9rem;color:var(--muted);margin:0}
.loc .btn-row{margin-top:auto}
.map{border:0;width:100%;height:280px;display:block;background:var(--gray-100)}
.map-frame{border:1px solid var(--line);border-radius:var(--r);overflow:hidden}

/* ---------- CTA banner ---------- */
.cta{background:var(--ink);color:#c9ced6;position:relative;overflow:hidden}
.cta::before{content:"";position:absolute;inset:0;background:radial-gradient(50% 120% at 12% 50%,rgba(213,0,0,.4),transparent 60%)}
.cta__inner{position:relative;padding:clamp(38px,5.5vw,62px) 0;display:grid;gap:20px}
@media(min-width:900px){.cta__inner{grid-template-columns:1.2fr auto;align-items:center;gap:40px}}
.cta h2{color:#fff;margin-bottom:.4rem}
.cta p{margin:0;color:#b8bfc8}
.cta .btn-row{flex-wrap:wrap}

/* ---------- FAQ ---------- */
.faq{max-width:840px}
.faq__item{border:1px solid var(--line);border-radius:var(--r);margin-bottom:10px;background:#fff;overflow:hidden}
.faq__q{
  width:100%;text-align:left;background:none;border:0;cursor:pointer;
  padding:17px 52px 17px 18px;position:relative;font-family:var(--body);
  font-size:1.02rem;font-weight:650;color:var(--ink);line-height:1.45;
}
.faq__q::after{
  content:"";position:absolute;right:20px;top:50%;width:11px;height:11px;
  border-right:2.5px solid var(--red);border-bottom:2.5px solid var(--red);
  transform:translateY(-70%) rotate(45deg);transition:transform .2s;
}
.faq__q[aria-expanded="true"]{background:var(--gray-50)}
.faq__q[aria-expanded="true"]::after{transform:translateY(-30%) rotate(-135deg)}
.faq__a{display:none;padding:2px 20px 18px;border-top:1px solid var(--line)}
.faq__a.is-open{display:block}
.faq__a p:last-child{margin-bottom:0}
.faq__a p{font-size:.97rem;color:var(--muted);padding-top:14px}

/* ---------- prose / content ---------- */
.prose{max-width:820px}
.prose h2{margin-top:2.1rem}
.prose h3{margin-top:1.6rem}
.prose ul{margin-bottom:1.1rem}
.prose li{color:var(--slate)}
.split{display:grid;gap:32px}
@media(min-width:960px){.split{grid-template-columns:1.6fr 1fr;gap:48px;align-items:start}}
.aside{background:var(--gray-50);border:1px solid var(--line);border-radius:var(--r);padding:22px;position:sticky;top:96px}
.aside h3{font-size:1.2rem}
.aside ul{list-style:none;padding:0;margin:0 0 14px}
.aside li{margin:0;border-bottom:1px solid var(--line)}
.aside li:last-child{border:0}
.aside li a{display:block;padding:9px 0;font-size:.93rem;color:var(--slate);font-weight:500}
.aside li a:hover{color:var(--red)}

.checks{list-style:none;padding:0;margin:0 0 1.2rem;display:grid;gap:8px}
.checks li{display:flex;gap:10px;align-items:flex-start;margin:0;font-size:.98rem}
.checks svg{width:19px;height:19px;color:var(--red);flex:none;margin-top:3px}

.note{border-left:4px solid var(--red);background:var(--gray-50);padding:16px 18px;border-radius:0 var(--r-sm) var(--r-sm) 0;margin:1.4rem 0}
.note p:last-child{margin-bottom:0}

.table-wrap{overflow-x:auto;margin:1.2rem 0;border:1px solid var(--line);border-radius:var(--r)}
table{border-collapse:collapse;width:100%;min-width:520px;font-size:.95rem}
th,td{padding:12px 15px;text-align:left;border-bottom:1px solid var(--line)}
th{background:var(--ink);color:#fff;font-family:var(--display);text-transform:uppercase;letter-spacing:.08em;font-weight:600;font-size:.95rem}
tbody tr:last-child td{border-bottom:0}
tbody tr:nth-child(even){background:var(--gray-50)}

/* ---------- area chips ---------- */
.areas{display:flex;flex-wrap:wrap;gap:8px;margin:1.2rem 0 0;padding:0;list-style:none}
.areas li{margin:0}
.areas a,.areas span{display:block;border:1px solid var(--line);background:#fff;border-radius:100px;padding:8px 15px;font-size:.88rem;font-weight:600;color:var(--slate)}
.areas a:hover{border-color:var(--red);color:var(--red);text-decoration:none}

/* ---------- blog ---------- */
.post{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:24px;display:flex;flex-direction:column}
.post:hover{box-shadow:var(--shadow)}
.post__tag{font-family:var(--display);text-transform:uppercase;letter-spacing:.14em;font-size:.78rem;color:var(--red);font-weight:600;margin-bottom:8px}
.post h3{font-size:1.32rem}
.post p{font-size:.94rem;color:var(--muted)}
.post .card__more{margin-top:auto}

/* ---------- form ---------- */
.form{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:24px;box-shadow:var(--shadow)}
.field{margin-bottom:15px}
.field label{display:block;font-weight:650;font-size:.92rem;color:var(--ink);margin-bottom:6px}
.field input,.field select,.field textarea{
  width:100%;padding:12px 14px;border:1px solid var(--line);border-radius:var(--r-sm);
  font-family:var(--body);font-size:1rem;color:var(--ink);background:#fff;
}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--red);outline:none;box-shadow:0 0 0 3px rgba(213,0,0,.12)}
.field textarea{min-height:110px;resize:vertical}
.hint{font-size:.85rem;color:var(--muted);margin:10px 0 0}
.form__error{color:var(--red);font-size:.85rem;margin-top:5px;display:none}
.form__error.is-shown{display:block}

/* ---------- footer ---------- */
.footer{background:var(--ink);color:#98a0aa;font-size:.94rem;border-top:5px solid var(--red)}
.footer__grid{display:grid;gap:30px;padding:clamp(40px,5vw,62px) 0 30px}
@media(min-width:700px){.footer__grid{grid-template-columns:repeat(2,1fr)}}
@media(min-width:1000px){.footer__grid{grid-template-columns:1.5fr 1fr 1fr 1.2fr}}
.footer h3{color:#fff;font-size:1.1rem;letter-spacing:.09em;text-transform:uppercase;margin-bottom:14px}
.footer ul{list-style:none;padding:0;margin:0}
.footer li{margin:0 0 8px}
.footer a{color:#98a0aa}
.footer a:hover{color:#fff}
.footer address{font-style:normal;line-height:1.6;margin-bottom:14px;color:#98a0aa}
.footer strong{color:#fff}
.footer__phone{font-family:var(--display);font-size:1.75rem;color:#fff;display:inline-block;margin:4px 0 6px}
.footer__phone:hover{color:var(--red)}
.footer__bottom{border-top:1px solid rgba(255,255,255,.12);padding:18px 0 22px;display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;font-size:.86rem}

/* ---------- sticky mobile bar + floating wa ---------- */
.stickybar{
  position:fixed;left:0;right:0;bottom:0;z-index:130;display:grid;grid-template-columns:1fr 1fr;
  height:var(--sticky-h);box-shadow:0 -4px 18px rgba(0,0,0,.16);
}
.stickybar a{
  display:flex;align-items:center;justify-content:center;gap:9px;color:#fff;
  font-family:var(--display);text-transform:uppercase;letter-spacing:.08em;font-weight:600;font-size:1.12rem;
}
.stickybar a:hover{text-decoration:none}
.stickybar svg{width:21px;height:21px}
.stickybar__call{background:var(--red)}
.stickybar__wa{background:var(--wa)}
@media(min-width:900px){.stickybar{display:none}}

.floatwa{
  position:fixed;right:18px;bottom:calc(var(--sticky-h) + 16px);z-index:125;
  width:56px;height:56px;border-radius:50%;background:var(--wa);color:#fff;
  display:flex;align-items:center;justify-content:center;box-shadow:0 10px 26px rgba(31,170,83,.42);
  transition:transform .18s ease;
}
.floatwa:hover{transform:scale(1.06);text-decoration:none}
.floatwa svg{width:30px;height:30px}
@media(min-width:900px){.floatwa{bottom:22px;right:22px}}

/* ---------- utility ---------- */
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.mb0{margin-bottom:0}
.center{text-align:center}