/*
Theme Name: NENERGY
Theme URI: https://nenergy.aijjun.com
Author: NENERGY
Description: (주)뉴에너지 공식 웹사이트 테마 — 이온히팅 보일러 제조·설치 전문기업
Version: 1.0
Text Domain: nenergy
*/

:root{
  --navy:#0d2559;
  --navy-dark:#081a3e;
  --green:#2668ff;
  --green-dark:#0080ff;
  --ink:#1a2733;
  --ink-soft:#54636f;
  --bg:#f5f8fb;
  --line:#e1e6ec;
  --white:#ffffff;
  --radius:10px;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:"Pretendard","Apple SD Gothic Neo","Malgun Gothic",sans-serif;
  color:var(--ink);
  background:var(--bg);
  line-height:1.65;
  word-break:keep-all;
}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none}
ul{padding-left:1.2em}

.container{max-width:1120px;margin:0 auto;padding:0 20px}

/* Header */
.site-header{background:var(--navy);color:#fff;position:sticky;top:0;z-index:50;box-shadow:0 2px 10px rgba(0,0,0,.08)}
.site-header .top-bar{display:flex;justify-content:space-between;align-items:center;padding:14px 0;flex-wrap:wrap;gap:10px}
.site-branding{display:flex;align-items:center;gap:10px}
.site-branding .logo-img{height:38px;width:auto;background:#fff;border-radius:6px;padding:3px}
.site-branding-text{display:flex;flex-direction:column}
.site-title{font-size:22px;font-weight:800;color:#fff;letter-spacing:-0.02em}
.site-title span{color:var(--green)}
.site-tagline{font-size:12px;color:#b7c6d3;margin-top:2px}
.header-contact{font-size:14px;color:#dce8f0;display:flex;gap:16px;flex-wrap:wrap}
.header-contact a{color:#fff;font-weight:700}
.main-nav{border-top:1px solid rgba(255,255,255,.12)}
.main-nav ul{display:flex;flex-wrap:wrap;gap:2px;list-style:none;margin:0;padding:0}
.main-nav li{position:relative}
.main-nav a{display:block;padding:14px 16px;font-size:15px;font-weight:600;color:#e8eef2}
.main-nav a:hover,.main-nav .current-menu-item>a{color:var(--green)}
.breadcrumb{font-size:13px;color:var(--ink-soft);padding:14px 0}
.breadcrumb a{color:var(--navy);font-weight:600}

/* Hero */
.hero{background:linear-gradient(135deg,var(--navy) 0%,var(--navy-dark) 100%);color:#fff;padding:64px 0}
.hero h1{font-size:34px;line-height:1.35;margin:0 0 18px;font-weight:800}
.hero h1 .accent{color:var(--green)}
.hero .lead{font-size:17px;color:#dbe6ec;max-width:760px;margin:0 0 22px}
.hero .stats{display:flex;gap:28px;flex-wrap:wrap;margin-top:28px}
.hero .stat b{display:block;font-size:26px;color:var(--green)}
.hero .stat span{font-size:13px;color:#b7c6d3}
.btn{display:inline-block;background:var(--green);color:#fff;padding:12px 26px;border-radius:999px;font-weight:700;font-size:15px}
.btn:hover{background:var(--green-dark)}
.btn-outline{display:inline-block;border:1px solid rgba(255,255,255,.4);color:#fff;padding:11px 25px;border-radius:999px;font-weight:700;font-size:15px;margin-left:10px}

/* Page content */
main{padding:48px 0 72px}
article h1{font-size:28px;font-weight:800;margin:0 0 16px;color:var(--navy)}
.lead-answer{font-size:16.5px;background:#eef7f2;border-left:4px solid var(--green);padding:16px 20px;border-radius:6px;margin:0 0 32px;color:var(--ink)}
section{margin-bottom:44px}
section h2{font-size:22px;font-weight:800;color:var(--navy);margin:0 0 16px;padding-bottom:10px;border-bottom:2px solid var(--line)}
section h3{font-size:17px;font-weight:700;margin:22px 0 8px;color:var(--navy)}

table{width:100%;border-collapse:collapse;margin:16px 0 24px;font-size:14.5px;background:#fff}
table caption{caption-side:top;text-align:left;font-weight:700;margin-bottom:8px;color:var(--navy)}
th,td{border:1px solid var(--line);padding:10px 12px;text-align:center}
thead th{background:var(--navy);color:#fff;font-weight:700}
tbody tr:nth-child(even){background:#f8fbfa}
.table-wrap{overflow-x:auto}

.card-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:18px}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:20px;box-shadow:0 1px 3px rgba(0,0,0,.03)}
.card img{border-radius:6px;margin-bottom:12px}
.card h3{margin-top:0}

/* 사진 카드 그리드 (설치사례·제품 이미지) */
.photo-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:20px;margin:20px 0 28px}
.photo-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:0 1px 3px rgba(0,0,0,.04)}
.photo-card img{width:100%;height:170px;object-fit:cover;margin:0}
.photo-card figcaption{padding:12px 14px;font-size:14px;font-weight:600;color:var(--navy);line-height:1.4}

.icon-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:16px;margin:16px 0 28px}
.icon-card{display:flex;align-items:center;gap:12px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:14px 16px}
.icon-card img{width:40px;height:40px;border-radius:50%;margin:0;flex:none}
.icon-card span{font-size:14.5px;font-weight:600;color:var(--ink)}

.hero-media{display:flex;align-items:center;gap:40px;flex-wrap:wrap}
.hero-media .hero-text{flex:1;min-width:280px}
.hero-media .hero-img{max-width:340px;flex:none;margin:0 auto}
.hero-media .hero-img img{border-radius:14px;box-shadow:0 12px 32px rgba(0,0,0,.28)}

.faq-item{border:1px solid var(--line);border-radius:var(--radius);padding:18px 20px;margin-bottom:12px;background:#fff}
.faq-item h3{margin:0 0 8px;font-size:16px;color:var(--navy)}
.faq-item p{margin:0;color:var(--ink-soft)}

.timeline{list-style:none;padding:0;margin:0}
.timeline li{border-left:3px solid var(--green);padding:4px 0 18px 20px;position:relative}
.timeline li::before{content:"";position:absolute;left:-7px;top:6px;width:11px;height:11px;border-radius:50%;background:var(--green)}
.timeline .year{font-weight:800;color:var(--navy);font-size:18px}

.news-list{list-style:none;padding:0;margin:0}
.news-list li{border-bottom:1px solid var(--line);padding:16px 0}
.news-list time{font-size:13px;color:var(--ink-soft);display:block;margin-bottom:4px}
.news-list a{font-weight:700;font-size:16px;color:var(--navy)}
.news-list a:hover{color:var(--green)}

.updated-note{font-size:13px;color:var(--ink-soft);margin-top:40px;border-top:1px dashed var(--line);padding-top:12px}

/* Footer */
.site-footer{background:var(--navy-dark);color:#c9d5dc;padding:40px 0 24px;font-size:14px}
.site-footer .foot-grid{display:flex;justify-content:space-between;flex-wrap:wrap;gap:24px}
.site-footer strong{color:#fff}
.site-footer .nap{line-height:1.9}
.site-footer .copyright{margin-top:24px;padding-top:16px;border-top:1px solid rgba(255,255,255,.1);font-size:12.5px;color:#8ea0ac}

@media (max-width:760px){
  .hero h1{font-size:26px}
  .site-header .top-bar{flex-direction:column;align-items:flex-start}
  .site-footer .foot-grid{flex-direction:column}
}