/*
Theme Name: BAT BMS
Theme URI: https://example.com/
Author: BAT BMS
Description: Complete responsive WordPress theme for a Battery Management System website.
Version: 1.0.0
License: GPL-2.0-or-later
Text Domain: bat-bms
*/

:root{
  --primary:#0866ff;
  --primary-dark:#0645b5;
  --green:#20d84a;
  --green-dark:#0b9f36;
  --navy:#07152f;
  --text:#1c2740;
  --muted:#64748b;
  --bg:#f5f8fc;
  --white:#fff;
  --border:#e4eaf2;
  --shadow:0 18px 50px rgba(9,42,92,.10);
  --radius:18px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",Arial,sans-serif;color:var(--text);background:var(--bg);line-height:1.6}
a{color:var(--primary);text-decoration:none}
img{max-width:100%;height:auto}
.container{width:min(1160px,92%);margin:auto}
.site-header{position:sticky;top:0;z-index:100;background:rgba(255,255,255,.96);backdrop-filter:blur(10px);border-bottom:1px solid var(--border)}
.header-inner{min-height:78px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.brand{display:flex;align-items:center;gap:12px;font-weight:900;color:var(--navy)}
.brand img{width:58px;height:58px;object-fit:contain}
.brand-text{display:flex;flex-direction:column;line-height:1.05}
.brand-text strong{font-size:21px;letter-spacing:.5px}
.brand-text span{font-size:10px;color:var(--muted);letter-spacing:1.4px;margin-top:4px}
.main-nav{display:flex;align-items:center;gap:7px}
.main-nav a{padding:10px 12px;border-radius:10px;color:#334155;font-weight:700;font-size:14px}
.main-nav a:hover,.main-nav .current-menu-item>a{background:#eef5ff;color:var(--primary)}
.nav-toggle{display:none;border:0;background:#eef5ff;color:var(--primary);padding:9px 12px;border-radius:10px;font-size:22px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:0;border-radius:12px;padding:12px 18px;font-weight:800;cursor:pointer;transition:.2s}
.btn-primary{background:var(--primary);color:#fff;box-shadow:0 8px 22px rgba(8,102,255,.25)}
.btn-primary:hover{background:var(--primary-dark);transform:translateY(-1px)}
.btn-green{background:var(--green);color:#073214}
.btn-light{background:#edf4ff;color:var(--primary)}
.btn-outline{border:1px solid var(--border);background:#fff;color:var(--text)}
.hero{padding:88px 0 70px;background:radial-gradient(circle at 85% 20%,rgba(32,216,74,.14),transparent 28%),linear-gradient(135deg,#f7fbff,#eef5ff)}
.hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:50px;align-items:center}
.eyebrow{display:inline-flex;padding:7px 11px;border-radius:999px;background:#e9fff0;color:#0a9a35;font-weight:800;font-size:12px;letter-spacing:.4px}
.hero h1{font-size:clamp(40px,5vw,68px);line-height:1.02;margin:18px 0}
.hero h1 span{color:var(--primary)}
.hero p{font-size:18px;color:var(--muted);max-width:680px}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:26px}
.hero-card{background:#fff;border:1px solid var(--border);border-radius:28px;padding:28px;box-shadow:var(--shadow);position:relative}
.hero-logo{display:block;width:min(360px,80%);margin:auto}
.status-pill{position:absolute;right:20px;top:20px;padding:7px 10px;border-radius:999px;background:#eafff0;color:#0a9a35;font-size:12px;font-weight:900}
.section{padding:76px 0}
.section-head{text-align:center;max-width:760px;margin:0 auto 42px}
.section-head h2{font-size:36px;line-height:1.15;margin:0 0 10px}
.section-head p{color:var(--muted);margin:0}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.card{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:24px;box-shadow:0 8px 28px rgba(10,35,70,.05)}
.icon{width:48px;height:48px;border-radius:14px;display:grid;place-items:center;background:#edf4ff;color:var(--primary);font-size:22px;margin-bottom:16px}
.card h3{margin:0 0 7px;font-size:19px}
.card p{color:var(--muted);margin:0}
.stat{padding:22px;text-align:center}
.stat strong{display:block;font-size:34px;color:var(--primary)}
.stat span{color:var(--muted);font-size:13px;font-weight:700}
.dashboard-hero{padding:45px 0;background:linear-gradient(135deg,#07152f,#0d2f65);color:#fff}
.dashboard-hero h1{margin:0 0 8px;font-size:38px}
.dashboard-hero p{margin:0;color:#c8d5e8}
.dashboard-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:-25px;position:relative}
.dash-stat{background:#fff;border:1px solid var(--border);border-radius:16px;padding:20px;box-shadow:var(--shadow)}
.dash-stat small{display:block;color:var(--muted);font-weight:800}
.dash-stat strong{font-size:28px;display:block;margin:6px 0}
.good{color:#0b9f36}.warn{color:#d97706}.danger{color:#dc2626}
.progress{height:10px;background:#e9eef5;border-radius:999px;overflow:hidden}
.progress span{display:block;height:100%;background:linear-gradient(90deg,var(--primary),var(--green));border-radius:inherit}
.table-wrap{overflow:auto;background:#fff;border:1px solid var(--border);border-radius:16px}
table{width:100%;border-collapse:collapse}
th,td{padding:14px 16px;border-bottom:1px solid var(--border);text-align:left;white-space:nowrap}
th{font-size:12px;text-transform:uppercase;letter-spacing:.5px;color:var(--muted);background:#f8fafc}
.page-banner{padding:55px 0;background:linear-gradient(135deg,#07152f,#123b7a);color:#fff}
.page-banner h1{margin:0 0 6px;font-size:42px}
.page-banner p{margin:0;color:#c8d5e8}
.content-area{padding:55px 0}
.form-card{max-width:650px;margin:auto;background:#fff;border:1px solid var(--border);border-radius:20px;padding:30px;box-shadow:var(--shadow)}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.form-group{margin-bottom:17px}
.form-group label{display:block;font-weight:800;font-size:13px;margin-bottom:7px}
.form-group input,.form-group textarea,.form-group select{width:100%;padding:12px 13px;border:1px solid #d8e0ea;border-radius:10px;outline:none;font:inherit;background:#fff}
.form-group input:focus,.form-group textarea:focus,.form-group select:focus{border-color:var(--primary);box-shadow:0 0 0 3px rgba(8,102,255,.1)}
.notice{padding:14px 16px;border-radius:12px;background:#eef6ff;color:#16437a;margin-bottom:18px}
.notice.success{background:#ebfff0;color:#08752a}.notice.error{background:#fff0f0;color:#a11a1a}
.faq-item{background:#fff;border:1px solid var(--border);border-radius:14px;margin-bottom:12px;overflow:hidden}
.faq-item summary{cursor:pointer;padding:18px;font-weight:800}
.faq-item p{padding:0 18px 18px;color:var(--muted);margin:0}
.download-box{display:grid;grid-template-columns:1fr 1fr;gap:22px}
.feature-list{list-style:none;padding:0;margin:18px 0}
.feature-list li{padding:9px 0;border-bottom:1px solid var(--border)}
.feature-list li:before{content:"✓";color:var(--green-dark);font-weight:900;margin-right:9px}
.site-footer{background:#061329;color:#b8c7dc;margin-top:60px}
.footer-main{padding:55px 0 30px;display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:35px}
.footer-main h3,.footer-main h4{color:#fff;margin-top:0}
.footer-main a{color:#b8c7dc}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding:18px 0;font-size:13px}
.bms-live{display:inline-flex;align-items:center;gap:7px}
.dot{width:9px;height:9px;border-radius:50%;background:var(--green);box-shadow:0 0 0 5px rgba(32,216,74,.12)}
@media(max-width:900px){
 .hero-grid,.download-box{grid-template-columns:1fr}
 .grid-4{grid-template-columns:repeat(2,1fr)}
 .dashboard-grid{grid-template-columns:repeat(2,1fr)}
 .main-nav{display:none;position:absolute;left:4%;right:4%;top:75px;background:#fff;border:1px solid var(--border);border-radius:14px;padding:10px;box-shadow:var(--shadow);flex-direction:column;align-items:stretch}
 .main-nav.open{display:flex}
 .main-nav a{display:block}
 .nav-toggle{display:block}
}
@media(max-width:620px){
 .grid-3,.grid-4,.dashboard-grid,.form-row,.footer-main{grid-template-columns:1fr}
 .hero{padding:55px 0}
 .hero h1{font-size:42px}
 .section{padding:55px 0}
 .section-head h2{font-size:30px}
 .brand-text span{display:none}
}