/* 실내스마트팜 환기시스템 — 공기 유입·배출 Flow 스타일. np-vent- 접두. */
.np-vent{background:#fff;color:#1c2226;font-family:-apple-system,BlinkMacSystemFont,"Apple SD Gothic Neo","Pretendard",sans-serif;}
.np-vent a{color:inherit;}
.np-vent .nav{background:rgba(28,34,38,.95);}
.np-vent .nav__phone{background:#189b8a;color:#fff;}
.np-vent .nav__menu a:hover{color:#42c9b8;}

.vent-hero{max-width:1100px;margin:0 auto;padding:140px 24px 20px;text-align:center;}
.vent-hero__kicker{font-size:.75rem;letter-spacing:.2em;font-weight:800;color:#189b8a;margin:0 0 16px;}
.vent-hero h1{font-size:2.4rem;font-weight:800;margin:0 0 18px;}
.vent-hero p{font-size:1.02rem;line-height:1.8;color:#4a5459;max-width:640px;margin:0 auto;}

/* IN/OUT Flow */
.vent-flow{max-width:1100px;margin:36px auto 0;padding:0 24px;display:grid;grid-template-columns:1fr auto 1fr;gap:20px;align-items:center;}
.vent-flow__side{background:#f3f8f7;border-radius:10px;padding:28px;text-align:center;}
.vent-flow__side.out{background:#fff2ee;}
.vent-flow__side b{display:block;font-size:.75rem;letter-spacing:.14em;color:#189b8a;margin-bottom:10px;}
.vent-flow__side.out b{color:#d9663f;}
.vent-flow__side strong{display:block;font-size:1.3rem;margin-bottom:8px;}
.vent-flow__side p{margin:0;font-size:.88rem;color:#5a6469;line-height:1.6;}
.vent-flow__arrow{font-size:2rem;color:#189b8a;}
@media(max-width:760px){.vent-flow{grid-template-columns:1fr;}.vent-flow__arrow{transform:rotate(90deg);}}

.vent-breadcrumb{max-width:1100px;margin:0 auto;padding:24px 24px 0;font-size:.85rem;color:#8a949a;}
.vent-breadcrumb a{color:#8a949a;text-decoration:underline;}

.vent-section{max-width:1100px;margin:0 auto;padding:60px 24px;}
.vent-section--alt{background:#f7faf9;}
.vent-section--alt .vent-inner{max-width:1100px;margin:0 auto;padding:60px 24px;}
.vent-eyebrow{font-size:.72rem;letter-spacing:.18em;font-weight:800;color:#189b8a;text-transform:uppercase;margin:0 0 14px;}
.vent-title{font-size:1.8rem;font-weight:800;margin:0 0 20px;}
.vent-body{font-size:1rem;line-height:1.85;color:#3f484d;max-width:760px;}

.vent-table{width:100%;border-collapse:collapse;margin-top:32px;font-size:.92rem;}
.vent-table th,.vent-table td{border:1px solid #dde5e3;padding:14px 16px;text-align:left;}
.vent-table th{background:#1c2226;color:#42c9b8;font-weight:800;}
.vent-table td{color:#3f484d;background:#fff;}

.vent-gallery{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:32px;}
.vent-gallery img{width:100%;height:200px;object-fit:cover;border-radius:6px;}
@media(max-width:800px){.vent-gallery{grid-template-columns:1fr 1fr;}}

.vent-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px;}
.vent-tags a{border:1px solid #1c2226;padding:10px 18px;font-size:.88rem;font-weight:700;text-decoration:none;color:#1c2226;border-radius:6px;}
.vent-tags a:hover{background:#1c2226;color:#42c9b8;}

.vent-faq{margin-top:30px;}
.vent-faq details{border-bottom:1px solid #dde5e3;padding:20px 0;}
.vent-faq summary{cursor:pointer;font-weight:800;font-size:1rem;list-style:none;position:relative;padding-right:28px;}
.vent-faq summary::-webkit-details-marker{display:none;}
.vent-faq summary::after{content:"+";position:absolute;right:0;top:0;font-size:1.3rem;color:#189b8a;}
.vent-faq details[open] summary::after{content:"–";}
.vent-faq p{margin:14px 0 0;color:#3f484d;line-height:1.75;font-size:.94rem;}

.vent-cta{background:#189b8a;color:#fff;text-align:center;padding:70px 24px;}
.vent-cta h2{font-size:1.7rem;font-weight:800;margin:0 0 14px;}
.vent-cta p{margin:0 0 26px;color:#cdeae5;}
.vent-cta a{display:inline-block;background:#fff;color:#189b8a;padding:16px 34px;font-weight:800;text-decoration:none;border-radius:6px;}

.vent-biz{background:#f7faf9;color:#8a949a;font-size:.82rem;line-height:1.9;padding:28px 24px;text-align:center;}
.vent-biz b{color:#1c2226;}