/* 실내스마트팜 전기공사 — 전력계통도 스타일. np-elec- 접두. */
.np-elec{background:#0e1524;color:#e7ebf2;font-family:-apple-system,BlinkMacSystemFont,"Apple SD Gothic Neo","Pretendard",sans-serif;}
.np-elec a{color:inherit;}
.np-elec .nav{background:rgba(8,11,18,.95);}
.np-elec .nav__phone{background:#f0b429;color:#0e1524;}
.np-elec .nav__menu a:hover{color:#f0b429;}

.elec-hero{max-width:1100px;margin:0 auto;padding:140px 24px 20px;text-align:center;}
.elec-hero__kicker{font-size:.75rem;letter-spacing:.2em;font-weight:800;color:#f0b429;margin:0 0 16px;}
.elec-hero h1{font-size:2.4rem;font-weight:800;margin:0 0 18px;}
.elec-hero p{font-size:1.02rem;line-height:1.8;color:#b7bfcc;max-width:640px;margin:0 auto;}

/* 단선 계통도 */
.elec-diagram{max-width:1100px;margin:36px auto 0;padding:0 24px;}
.elec-diagram__source{background:#151d30;border:1.5px solid #f0b429;border-radius:6px;padding:16px;text-align:center;font-weight:800;max-width:260px;margin:0 auto 24px;}
.elec-diagram__branches{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;position:relative;}
.elec-diagram__branches::before{content:"";position:absolute;top:-24px;left:12.5%;right:12.5%;height:1px;background:#2a3550;}
.elec-diagram__node{background:#151d30;border:1px solid #2a3550;border-radius:6px;padding:16px 12px;text-align:center;position:relative;}
.elec-diagram__node::before{content:"";position:absolute;top:-24px;left:50%;width:1px;height:24px;background:#2a3550;}
.elec-diagram__node b{display:block;font-size:.88rem;margin-bottom:6px;}
.elec-diagram__node span{font-size:.74rem;color:#8b95a8;}
@media(max-width:760px){.elec-diagram__branches{grid-template-columns:repeat(2,1fr);}.elec-diagram__branches::before{display:none;}.elec-diagram__node::before{display:none;}}

.elec-breadcrumb{max-width:1100px;margin:0 auto;padding:24px 24px 0;font-size:.85rem;color:#8b95a8;}
.elec-breadcrumb a{color:#8b95a8;text-decoration:underline;}

.elec-section{max-width:1100px;margin:0 auto;padding:60px 24px;}
.elec-section--panel{background:#0a0f1a;}
.elec-section--panel .elec-inner{max-width:1100px;margin:0 auto;padding:60px 24px;}
.elec-eyebrow{font-size:.72rem;letter-spacing:.18em;font-weight:800;color:#f0b429;text-transform:uppercase;margin:0 0 14px;}
.elec-title{font-size:1.8rem;font-weight:800;margin:0 0 20px;}
.elec-body{font-size:1rem;line-height:1.85;color:#c3cad6;max-width:760px;}

.elec-table{width:100%;border-collapse:collapse;margin-top:32px;font-size:.92rem;}
.elec-table th,.elec-table td{border:1px solid #2a3550;padding:14px 16px;text-align:left;}
.elec-table th{background:#0a0f1a;color:#f0b429;font-weight:800;}
.elec-table td{color:#e7ebf2;}

.elec-gallery{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:32px;}
.elec-gallery img{width:100%;height:210px;object-fit:cover;border-radius:4px;}
@media(max-width:800px){.elec-gallery{grid-template-columns:1fr 1fr;}}

.elec-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px;}
.elec-tags a{border:1px solid #2a3550;padding:10px 18px;font-size:.88rem;font-weight:700;text-decoration:none;color:#e7ebf2;}
.elec-tags a:hover{border-color:#f0b429;color:#f0b429;}

.elec-faq{margin-top:30px;}
.elec-faq details{border-bottom:1px solid #2a3550;padding:20px 0;}
.elec-faq summary{cursor:pointer;font-weight:800;font-size:1rem;list-style:none;position:relative;padding-right:28px;}
.elec-faq summary::-webkit-details-marker{display:none;}
.elec-faq summary::after{content:"+";position:absolute;right:0;top:0;font-size:1.3rem;color:#f0b429;}
.elec-faq details[open] summary::after{content:"–";}
.elec-faq p{margin:14px 0 0;color:#c3cad6;line-height:1.75;font-size:.94rem;}

.elec-cta{background:#f0b429;color:#0e1524;text-align:center;padding:70px 24px;}
.elec-cta h2{font-size:1.7rem;font-weight:800;margin:0 0 14px;}
.elec-cta p{margin:0 0 26px;}
.elec-cta a{display:inline-block;background:#0e1524;color:#f0b429;padding:16px 34px;font-weight:800;text-decoration:none;}

.elec-biz{background:#0a0f1a;color:#8b95a8;font-size:.82rem;line-height:1.9;padding:28px 24px;text-align:center;}
.elec-biz b{color:#e7ebf2;}