/* ============================================================
   PROTECH BATTERY — design system
   Palette: asphalt night service + battery-warning amber
   --ink #14171C · --panel #1D2128 · --amber #FFB100
   --paper #F5F4F0 · --steel #8B93A1 · --line #2A2F38
   Display: Barlow Condensed · Body: Barlow
   Signature: battery charge-cell motif (segmented bars)
   ============================================================ */
:root{
  --ink:#14171C; --panel:#1D2128; --line:#2A2F38;
  --amber:#FFB100; --amber-deep:#D89200;
  --paper:#F5F4F0; --paper-2:#ECEAE4;
  --steel:#8B93A1; --text:#232830;
  --disp:'Barlow Condensed',sans-serif; --body:'Barlow',sans-serif;
  --r:6px;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:var(--body);color:var(--text);background:var(--paper);line-height:1.6;font-size:16.5px}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
.wrap{max-width:1140px;margin:0 auto;padding:0 22px}
h1,h2,h3{font-family:var(--disp);line-height:1.05;text-transform:uppercase;letter-spacing:.01em;color:var(--ink)}
:focus-visible{outline:3px solid var(--amber);outline-offset:2px}
@media (prefers-reduced-motion:reduce){*,*::before,*::after{animation:none!important;transition:none!important}}

/* ---- signature: charge dot / charge cells ---- */
.charge-dot{display:inline-block;width:9px;height:9px;border-radius:50%;background:#3ddc74;box-shadow:0 0 0 0 rgba(61,220,116,.5);animation:pulse 2s infinite;vertical-align:middle}
@keyframes pulse{70%{box-shadow:0 0 0 9px rgba(61,220,116,0)}100%{box-shadow:0 0 0 0 rgba(61,220,116,0)}}
.brand-cell{display:inline-flex;gap:2px;padding:4px 5px;border:2px solid var(--amber);border-radius:4px;position:relative}
.brand-cell::after{content:"";position:absolute;right:-5px;top:50%;transform:translateY(-50%);width:3px;height:8px;background:var(--amber);border-radius:0 2px 2px 0}
.brand-cell i{width:5px;height:14px;background:var(--amber);border-radius:1px}
.eyebrow{display:inline-flex;align-items:center;gap:10px;font-family:var(--disp);font-weight:600;text-transform:uppercase;letter-spacing:.14em;font-size:.86rem;color:var(--amber-deep)}
.eyebrow::before{content:"";width:26px;height:10px;background:
  repeating-linear-gradient(90deg,var(--amber) 0 5px,transparent 5px 8px);border-radius:2px}

/* ---- topbar ---- */
.topbar{background:var(--ink);color:var(--steel);font-size:.82rem}
.topbar-in{display:flex;align-items:center;gap:10px;padding:7px 22px}
.topbar-phone{margin-left:auto;color:var(--amber);font-weight:600;font-variant-numeric:tabular-nums}

/* ---- header ---- */
.site-head{background:var(--panel);position:sticky;top:0;z-index:50;border-bottom:1px solid var(--line)}
.head-in{display:flex;align-items:center;gap:26px;padding:14px 22px}
.brand{display:flex;align-items:center;gap:12px}
.brand-name{font-family:var(--disp);font-weight:700;font-size:1.5rem;color:#fff;line-height:1}
.brand-name em{display:block;font-style:normal;font-weight:600;font-size:.62rem;letter-spacing:.28em;color:var(--amber);text-transform:uppercase}
.nav{display:flex;gap:22px;margin-left:auto}
.nav a{color:#CBD2DC;font-weight:500;font-size:.95rem;padding:6px 2px;border-bottom:2px solid transparent}
.nav a:hover{color:var(--amber);border-color:var(--amber)}
.head-cta{display:flex;gap:10px}
.nav-toggle{display:none;background:none;border:1px solid var(--line);color:#fff;font-size:1.3rem;padding:4px 12px;border-radius:var(--r);cursor:pointer}

.btn{display:inline-block;font-family:var(--disp);font-weight:700;text-transform:uppercase;letter-spacing:.06em;font-size:1rem;padding:11px 22px;border-radius:var(--r);transition:transform .15s,background .15s}
.btn:hover{transform:translateY(-1px)}
.btn-amber{background:var(--amber);color:var(--ink)}
.btn-amber:hover{background:#FFC13A}
.btn-ghost{border:2px solid var(--line);color:#fff}
.btn-ghost:hover{border-color:var(--amber);color:var(--amber)}
.btn-dark{background:var(--ink);color:#fff}
.btn-lg{font-size:1.2rem;padding:15px 32px}

/* ---- hero ---- */
.hero{background:var(--ink);color:#fff;position:relative;overflow:hidden}
.hero::before{content:"";position:absolute;inset:0;background:
  radial-gradient(700px 340px at 82% 10%,rgba(255,177,0,.14),transparent 60%)}
.hero-in{position:relative;display:grid;grid-template-columns:1.25fr .75fr;gap:44px;padding:78px 22px 84px;align-items:center}
.hero h1{color:#fff;font-size:clamp(2.6rem,6vw,4.4rem);max-width:14ch}
.hero h1 b{color:var(--amber)}
.hero p.lede{color:#B9C1CC;font-size:1.16rem;max-width:46ch;margin:18px 0 28px}
.hero-ctas{display:flex;gap:14px;flex-wrap:wrap}
.hero-note{margin-top:18px;color:var(--steel);font-size:.9rem}
.hero-note b{color:#fff}

/* signature: big battery gauge */
.gauge{border:3px solid var(--line);border-radius:12px;padding:20px;position:relative;background:rgba(255,255,255,.02)}
.gauge::after{content:"";position:absolute;right:-11px;top:50%;transform:translateY(-50%);width:8px;height:34px;background:var(--line);border-radius:0 4px 4px 0}
.gauge-bars{display:flex;gap:7px;height:74px;margin-bottom:16px}
.gauge-bars i{flex:1;background:var(--amber);border-radius:3px;animation:charge 2.6s infinite}
.gauge-bars i:nth-child(2){animation-delay:.2s}.gauge-bars i:nth-child(3){animation-delay:.4s}
.gauge-bars i:nth-child(4){animation-delay:.6s}.gauge-bars i:nth-child(5){animation-delay:.8s}
@keyframes charge{0%,100%{opacity:.25}50%{opacity:1}}
.gauge-row{display:flex;justify-content:space-between;font-family:var(--disp);text-transform:uppercase;letter-spacing:.08em}
.gauge-row b{color:var(--amber);font-size:1.5rem}
.gauge-row span{color:var(--steel);font-size:.85rem;align-self:center}

/* ---- sections ---- */
.sec{padding:72px 0}
.sec-dark{background:var(--panel);color:#C9D0DA}
.sec-dark h2{color:#fff}
.sec-alt{background:var(--paper-2)}
.sec-head{max-width:640px;margin-bottom:38px}
.sec-head h2{font-size:clamp(1.9rem,4vw,2.7rem);margin:10px 0 12px}
.sec-head p{color:#5A6270}
.sec-dark .sec-head p{color:var(--steel)}

/* cards */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.card{background:#fff;border:1px solid #E2E0D9;border-radius:10px;padding:26px;transition:transform .15s,box-shadow .15s}
.card:hover{transform:translateY(-3px);box-shadow:0 12px 28px rgba(20,23,28,.09)}
.card h3{font-size:1.35rem;margin:12px 0 8px}
.card p{font-size:.95rem;color:#5A6270}
.card .card-link{display:inline-block;margin-top:14px;font-family:var(--disp);font-weight:700;text-transform:uppercase;letter-spacing:.06em;color:var(--amber-deep)}
.card-icon{width:44px;height:24px;border:2px solid var(--amber);border-radius:4px;position:relative;display:flex;gap:3px;padding:3px 4px}
.card-icon::after{content:"";position:absolute;right:-6px;top:50%;transform:translateY(-50%);width:4px;height:10px;background:var(--amber);border-radius:0 2px 2px 0}
.card-icon i{flex:1;background:var(--amber);border-radius:1px}
.card-icon i:last-child{opacity:.3}

/* product cards */
.p-card{background:#fff;border:1px solid #E2E0D9;border-radius:10px;overflow:hidden;display:flex;flex-direction:column}
.p-top{background:var(--ink);padding:18px 20px;display:flex;justify-content:space-between;align-items:center}
.p-brand{font-family:var(--disp);font-weight:700;text-transform:uppercase;letter-spacing:.1em;color:var(--amber)}
.p-cap{color:var(--steel);font-size:.85rem}
.p-body{padding:20px;flex:1;display:flex;flex-direction:column}
.p-body h3{font-size:1.25rem;text-transform:none;letter-spacing:0}
.p-body .fits{font-size:.85rem;color:#7A828F;margin:8px 0 12px}
.p-price{margin-top:auto;display:flex;align-items:baseline;justify-content:space-between;padding-top:14px;border-top:1px dashed #E2E0D9}
.p-price b{font-family:var(--disp);font-size:1.7rem;color:var(--ink)}
.p-price small{color:#7A828F}
.p-war{display:inline-block;background:#FFF3D6;color:#8A6100;font-size:.78rem;font-weight:600;padding:3px 10px;border-radius:20px;margin-top:10px;align-self:flex-start}

/* steps strip */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border:1px solid var(--line);border-radius:12px;overflow:hidden}
.step{padding:26px 22px;border-right:1px solid var(--line)}
.step:last-child{border-right:0}
.step b{display:block;font-family:var(--disp);font-size:2rem;color:var(--amber);line-height:1}
.step h3{color:#fff;font-size:1.15rem;margin:10px 0 6px}
.step p{font-size:.88rem;color:var(--steel)}

/* FAQ */
.faq-item{background:#fff;border:1px solid #E2E0D9;border-radius:10px;margin-bottom:12px;overflow:hidden}
.faq-item summary{cursor:pointer;list-style:none;padding:18px 22px;font-family:var(--disp);font-weight:600;font-size:1.15rem;text-transform:none;display:flex;justify-content:space-between;gap:14px}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"+";color:var(--amber-deep);font-size:1.4rem;line-height:1}
.faq-item[open] summary::after{content:"–"}
.faq-item .faq-a{padding:0 22px 20px;color:#5A6270}

/* blog */
.post-card{background:#fff;border:1px solid #E2E0D9;border-radius:10px;padding:26px;display:flex;flex-direction:column}
.post-card time{font-size:.8rem;color:#9AA1AC;text-transform:uppercase;letter-spacing:.08em}
.post-card h3{font-size:1.3rem;margin:10px 0;text-transform:none;letter-spacing:0}
.post-card p{font-size:.94rem;color:#5A6270;flex:1}
.article{max-width:760px;margin:0 auto;background:#fff;border:1px solid #E2E0D9;border-radius:12px;padding:48px}
.article h1{font-size:clamp(1.9rem,4vw,2.6rem);text-transform:none;letter-spacing:0;margin-bottom:8px}
.article time{color:#9AA1AC;font-size:.85rem}
.article h2{font-size:1.5rem;margin:30px 0 10px;text-transform:none;letter-spacing:0}
.article p{margin:12px 0}

/* forms */
.form{display:grid;gap:14px;max-width:520px}
.form input,.form textarea,.form select{width:100%;padding:13px 15px;border:1.5px solid #D7D4CB;border-radius:var(--r);font-family:var(--body);font-size:1rem;background:#fff}
.form input:focus,.form textarea:focus{border-color:var(--amber);outline:none}
.form label{font-weight:600;font-size:.9rem}
.alert-ok{background:#E4F7EA;border:1px solid #9ADFB0;color:#1B6B36;padding:14px 18px;border-radius:var(--r);margin-bottom:18px}
.alert-err{background:#FDEBEA;border:1px solid #F1A9A4;color:#96261E;padding:14px 18px;border-radius:var(--r);margin-bottom:18px}

/* CTA band */
.cta-band{background:linear-gradient(100deg,var(--amber),#FFC845);border-radius:14px;padding:44px;display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap}
.cta-band h2{font-size:clamp(1.7rem,3.4vw,2.4rem)}
.cta-band p{color:#5C4400;font-weight:500}

/* page hero (inner pages) */
.page-hero{background:var(--ink);color:#fff;padding:52px 0}
.page-hero h1{color:#fff;font-size:clamp(2rem,5vw,3.2rem)}
.page-hero p{color:var(--steel);max-width:60ch;margin-top:10px}
.crumbs{font-size:.82rem;color:var(--steel);margin-bottom:14px}
.crumbs a{color:var(--amber)}

/* footer */
.site-foot{background:var(--ink);color:var(--steel);margin-top:72px}
.foot-grid{display:grid;grid-template-columns:1.2fr .6fr .9fr .9fr;gap:32px;padding:56px 22px 36px}
.foot-brand{font-family:var(--disp);font-weight:700;font-size:1.4rem;color:#fff}
.foot-brand span{color:var(--amber);font-size:.85rem;letter-spacing:.2em;display:block}
.foot-about{font-size:.9rem;margin:12px 0 18px;max-width:38ch}
.foot-social{display:flex;flex-wrap:wrap;gap:8px}
.foot-social a{border:1px solid var(--line);padding:6px 14px;border-radius:20px;font-size:.82rem}
.foot-social a:hover{border-color:var(--amber);color:var(--amber)}
.foot-h{font-family:var(--disp);font-weight:700;text-transform:uppercase;letter-spacing:.1em;color:#fff;margin-bottom:14px}
.foot-grid a{display:block;font-size:.92rem;padding:3px 0}
.foot-grid a:hover{color:var(--amber)}
.foot-nap{font-size:.92rem;line-height:1.9}
.foot-hours{margin-top:12px;font-size:.88rem;color:#9fe7b6}
.foot-base{display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;padding:18px 22px;border-top:1px solid var(--line);font-size:.82rem}
.foot-base a{color:var(--amber)}

/* WhatsApp float */
.wa-float{position:fixed;right:18px;bottom:18px;z-index:60;background:#25D366;color:#fff;font-family:var(--disp);font-weight:700;text-transform:uppercase;letter-spacing:.05em;padding:13px 20px;border-radius:40px;box-shadow:0 8px 24px rgba(0,0,0,.28)}
.wa-float:hover{background:#1FBE5B}

/* responsive */
@media(max-width:960px){
  .hero-in{grid-template-columns:1fr;padding:56px 22px}
  .gauge{max-width:420px}
  .grid-3,.grid-4{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:repeat(2,1fr)}
  .step:nth-child(2){border-right:0}
  .step:nth-child(-n+2){border-bottom:1px solid var(--line)}
  .foot-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:680px){
  .nav{display:none;position:absolute;top:100%;left:0;right:0;background:var(--panel);flex-direction:column;gap:0;padding:10px 22px 18px;border-bottom:1px solid var(--line)}
  .nav.open{display:flex}
  .nav a{padding:12px 0;border-bottom:1px solid var(--line)}
  .nav-toggle{display:block;margin-left:auto}
  .head-cta{display:none}
  .grid-3,.grid-4{grid-template-columns:1fr}
  .foot-grid{grid-template-columns:1fr}
  .article{padding:28px 20px}
  .topbar-in span:not(.charge-dot){font-size:.74rem}
}

/* ---- product detail + gallery + lightbox ---- */
.pd-grid{display:grid;grid-template-columns:1fr 1fr;gap:44px;align-items:start}
.gallery{background:#fff;border:1px solid #E2E0D9;border-radius:12px;padding:16px}
.gal-main{width:100%;aspect-ratio:4/3;object-fit:contain;border-radius:8px;cursor:zoom-in;background:#FAFAF7}
.gal-thumbs{display:flex;gap:10px;margin-top:12px}
.gal-thumbs img{width:76px;height:60px;object-fit:contain;border:2px solid #E2E0D9;border-radius:6px;cursor:pointer;background:#FAFAF7}
.gal-thumbs img.on,.gal-thumbs img:hover{border-color:var(--amber)}
.gal-empty{aspect-ratio:4/3;display:flex;align-items:center;justify-content:center}
.spec{width:100%;border-collapse:collapse;margin:18px 0 6px}
.spec td{padding:9px 0;border-bottom:1px dashed #E2E0D9;font-size:.95rem}
.spec td:first-child{color:#7A828F;width:38%}
.lightbox{position:fixed;inset:0;background:rgba(15,17,21,.94);display:none;align-items:center;justify-content:center;z-index:100;cursor:zoom-out;padding:30px}
.lightbox.open{display:flex}
.lightbox img{max-width:94vw;max-height:90vh;border-radius:8px}
@media(max-width:860px){.pd-grid{grid-template-columns:1fr}}


/* ---- sticky mobile call bar ---- */
.callbar{display:none}
@media(max-width:680px){
  .callbar{display:flex;position:fixed;left:0;right:0;bottom:0;z-index:70}
  .callbar a{flex:1;text-align:center;font-family:var(--disp);font-weight:700;text-transform:uppercase;letter-spacing:.06em;font-size:1.05rem;padding:15px 0}
  .cb-call{background:var(--amber);color:var(--ink)}
  .cb-wa{background:#25D366;color:#fff}
  .wa-float{display:none}
  body{padding-bottom:52px}
}

/* ---- google rating badge ---- */
.gbadge{display:inline-flex;align-items:center;gap:9px;background:#fff;border:1px solid #E2E0D9;border-radius:40px;padding:8px 18px;font-size:.92rem;font-weight:600;color:var(--ink)}
.gbadge .gstars{color:#FBBC04;letter-spacing:1px}
.hero .gbadge{background:rgba(255,255,255,.06);border-color:var(--line);color:#fff}
.hero .gbadge small{color:var(--steel);font-weight:400}

/* ---- battery finder ---- */
.finder{background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:30px}
.finder h2{color:#fff}
.finder-row{display:flex;gap:12px;margin-top:18px}
.finder-row input{flex:1;padding:14px 16px;border-radius:var(--r);border:2px solid var(--line);background:var(--ink);color:#fff;font-family:var(--body);font-size:1rem}
.finder-row input:focus{border-color:var(--amber);outline:none}
.finder-note{color:var(--steel);font-size:.85rem;margin-top:10px}
#finder-results{margin-top:22px}
@media(max-width:680px){.finder-row{flex-direction:column}}

/* ---- map embed ---- */
.map-wrap{border-radius:12px;overflow:hidden;border:1px solid #E2E0D9;margin-top:34px}
.map-wrap iframe{width:100%;height:380px;border:0;display:block}