/*
Theme Name: Influx Battery
Theme URI: https://example.com/
Author: Influx Battery
Description: Custom WordPress theme for Influx Battery. Responsive, lightweight and product-ready.
Version: 1.0.0
Text Domain: influx-battery
*/

:root{
  --green:#58c83e;
  --green-dark:#3c9f2c;
  --navy:#071019;
  --navy-2:#0b151e;
  --ink:#0c1116;
  --muted:#50555b;
  --light:#f4f6f7;
  --white:#fff;
  --border:#e6e9eb;
  --shadow:0 7px 20px rgba(11,20,28,.08);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:Arial,Helvetica,sans-serif;color:var(--ink);background:#fff;line-height:1.55}
a{color:inherit;text-decoration:none}
img{max-width:100%;height:auto}
.container{width:min(1180px,calc(100% - 72px));margin:auto}
.site-header{position:sticky;top:0;z-index:100;background:var(--navy);color:#fff;border-bottom:1px solid rgba(255,255,255,.08)}
.nav-shell{height:90px;display:flex;align-items:center;gap:26px}
.brand{display:flex;align-items:center;gap:10px;min-width:250px}
.brand-mark{width:42px;height:50px;border:3px solid var(--green);border-radius:5px;position:relative}
.brand-mark:after{content:"⚡";position:absolute;inset:0;display:grid;place-items:center;color:#fff;font-size:24px}
.brand-text strong{display:block;font-size:30px;line-height:.95;letter-spacing:.5px}
.brand-text span{display:block;color:var(--green);font-size:12px;font-weight:700;letter-spacing:1.6px;margin-top:4px}
.main-nav{margin-left:auto;display:flex;align-items:center;gap:30px;font-size:14px;font-weight:600}
.main-nav a{padding:34px 0 29px;position:relative;color:#fff}
.main-nav a:hover,.main-nav .current-menu-item>a{color:#fff}
.main-nav a:hover:after,.main-nav .current-menu-item>a:after{content:"";position:absolute;height:3px;background:var(--green);left:0;right:0;bottom:20px;border-radius:4px}
.header-phone{display:flex;align-items:center;gap:9px;font-weight:700;font-size:14px;white-space:nowrap}
.phone-circle{width:31px;height:31px;border-radius:50%;background:var(--green);display:grid;place-items:center}
.menu-toggle{display:none;margin-left:auto;background:none;border:0;color:#fff;font-size:28px}

.hero{min-height:420px;position:relative;overflow:hidden;background:#071019;color:#fff}
.hero-bg{position:absolute;inset:0;background-image:linear-gradient(90deg,rgba(3,12,17,.98) 0%,rgba(3,12,17,.88) 38%,rgba(3,12,17,.25) 65%,rgba(3,12,17,.08)),url('assets/images/hero-batteries.jpg');background-size:cover;background-position:center}
.hero-content{position:relative;z-index:1;min-height:420px;display:flex;align-items:center}
.hero-copy{max-width:540px;padding:52px 0}
.eyebrow{font-size:25px;color:var(--green);font-weight:800;margin-bottom:0}
.hero h1{font-size:54px;line-height:1;margin:3px 0 10px;font-weight:800;letter-spacing:.5px}
.hero h2{color:var(--green);font-size:22px;margin:0 0 14px}
.hero p{font-size:16px;margin:0 0 20px;color:#f0f2f3}
.hero-features{display:flex;gap:28px;margin:16px 0 24px}
.hero-feature{display:flex;align-items:center;gap:9px;font-size:13px;font-weight:600}
.icon-circle{width:43px;height:43px;border:1.5px solid var(--green);border-radius:50%;display:grid;place-items:center;color:var(--green);font-size:21px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:0;border-radius:5px;background:var(--green);color:#fff;padding:12px 20px;font-weight:800;box-shadow:0 4px 12px rgba(88,200,62,.18);transition:.2s}
.btn:hover{background:#4bb733;transform:translateY(-1px)}
.tagline{background:#f3f5f6;text-align:center;padding:16px 15px;border-bottom:1px solid #e8ebed}
.tagline strong{display:block;font-size:25px}
.tagline span{display:block;color:#4caa35;font-size:18px;font-weight:700}
.section{padding:46px 0}
.section.gray{background:#f7f8f9}
.section-title{text-align:center;margin-bottom:28px}
.section-kicker{color:#4daa35;font-size:14px;font-weight:800;letter-spacing:.5px}
.section-title h2{font-size:28px;margin:2px 0 0}
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.card{background:#fff;border:1px solid #edf0f2;border-radius:10px;padding:27px;box-shadow:var(--shadow);transition:.25s}
.card:hover{transform:translateY(-4px)}
.service-icon{font-size:42px;color:var(--green);margin-bottom:8px}
.card h3{font-size:18px;margin:0 0 8px}
.card p{margin:0;color:#454b50;font-size:14px}
.about-grid{display:grid;grid-template-columns:1fr 1.6fr;gap:34px;align-items:center}
.about-copy h2{margin:0 0 10px;font-size:26px}
.about-copy p{font-size:14px;color:#454b50}
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:8px}
.stat{background:var(--navy);color:#fff;border-radius:10px;min-height:145px;padding:22px 12px;text-align:center;display:flex;flex-direction:column;justify-content:center}
.stat .big{font-size:29px;font-weight:800}
.stat .label{font-size:13px;margin-top:6px}
.why-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:20px;text-align:center}
.why-item .why-icon{font-size:31px;color:var(--green);height:43px}
.why-item strong{display:block;font-size:13px}
.products-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.product-card{border:1px solid var(--border);border-radius:10px;overflow:hidden;background:#fff;box-shadow:var(--shadow)}
.product-card .product-thumb{aspect-ratio:4/3;background:#eef1f2;display:grid;place-items:center;overflow:hidden}
.product-card .product-thumb img{width:100%;height:100%;object-fit:cover}
.product-card .product-body{padding:18px}
.product-card h3{margin:0 0 7px;font-size:18px}
.product-card p{font-size:14px;color:#555;margin:0 0 13px}
.product-meta{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:14px}
.product-meta span{background:#eef8eb;color:#328b27;border-radius:30px;padding:4px 9px;font-size:12px;font-weight:700}
.site-footer{background:var(--navy);color:#fff}
.footer-grid{display:grid;grid-template-columns:1.1fr .8fr .9fr 1.3fr;gap:34px;padding:40px 0}
.site-footer h3{color:var(--green);font-size:15px;margin:0 0 13px}
.site-footer p,.site-footer li,.site-footer a{font-size:13px;color:#e4e8ea}
.site-footer ul{list-style:none;margin:0;padding:0}
.site-footer li{margin:7px 0}
.copyright{border-top:1px solid rgba(255,255,255,.1);padding:15px 0;font-size:12px;color:#dbe0e3}
.page-hero{background:var(--navy);color:#fff;padding:55px 0}
.page-hero h1{margin:0;font-size:42px}
.single-product{padding:55px 0}
.product-single-grid{display:grid;grid-template-columns:1fr 1fr;gap:42px}
.product-single-image{border-radius:12px;overflow:hidden;background:#f1f3f4}
.product-single-content h1{font-size:38px;line-height:1.15;margin:0 0 14px}
.spec-table{width:100%;border-collapse:collapse;margin:20px 0}
.spec-table td{padding:10px;border-bottom:1px solid var(--border);font-size:14px}
.spec-table td:first-child{font-weight:700;width:38%}
.mobile-cta{display:none}

@media(max-width:900px){
  .container{width:min(100% - 34px,1180px)}
  .nav-shell{height:72px}
  .brand{min-width:0}
  .brand-text strong{font-size:24px}
  .main-nav{display:none;position:absolute;left:0;right:0;top:72px;background:var(--navy);padding:12px 20px;flex-direction:column;gap:0;align-items:stretch}
  .main-nav.open{display:flex}
  .main-nav a{padding:12px 0}
  .main-nav a:hover:after,.main-nav .current-menu-item>a:after{display:none}
  .header-phone{display:none}
  .menu-toggle{display:block}
  .hero,.hero-content{min-height:500px}
  .hero-bg{background-position:60% center}
  .hero-copy{padding:55px 0 40px;max-width:600px}
  .hero h1{font-size:44px}
  .cards,.products-grid{grid-template-columns:1fr}
  .about-grid{grid-template-columns:1fr}
  .stats{grid-template-columns:repeat(2,1fr)}
  .why-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr}
  .product-single-grid{grid-template-columns:1fr}
}
@media(max-width:560px){
  .container{width:calc(100% - 26px)}
  .brand-mark{width:34px;height:41px}
  .brand-text strong{font-size:20px}
  .brand-text span{font-size:9px}
  .hero h1{font-size:37px}
  .hero h2{font-size:18px}
  .hero p{font-size:14px}
  .hero-features{gap:10px;justify-content:space-between}
  .hero-feature{font-size:11px;flex-direction:column;text-align:center}
  .icon-circle{width:38px;height:38px}
  .tagline strong{font-size:20px}
  .tagline span{font-size:14px}
  .section{padding:36px 0}
  .section-title h2{font-size:25px}
  .footer-grid{grid-template-columns:1fr}
  .stats{gap:8px}
  .stat{min-height:125px}
  .why-grid{grid-template-columns:1fr 1fr}
}