/* 수리터 강화마루교체 — 디자인 토큰: 월넛 브라운 단일 액센트, 플랫(그림자 없음), 괘선 구획 */
:root{--bg:#F8F5F0;--surface:#fff;--surface-2:#EFE9E0;--ink:#1D1A17;--ink-soft:#575048;--ink-faint:#8C847A;--line:#E0D8CC;--line-alt:#CFC5B6;--accent:#8A4F1E;--accent-dark:#66380F;--accent-soft:#F1E6DA;--panel:#1A1511;--panel-text:#F6F1EA;--panel-muted:#B3A99B;--radius:3px;--maxw:1280px;--maxw-wide:1440px;--gutter:clamp(20px,4vw,48px);--pad:clamp(56px,8vw,104px);--ease:cubic-bezier(.22,1,.36,1);--font:'Pretendard Variable','Pretendard',-apple-system,BlinkMacSystemFont,'Malgun Gothic',sans-serif}
*{box-sizing:border-box}html{scroll-behavior:smooth}
body{margin:0;font-family:var(--font);color:var(--ink);background:var(--bg);line-height:1.75;letter-spacing:-.008em;-webkit-font-smoothing:antialiased;word-break:keep-all;overflow-wrap:break-word}
img{max-width:100%;height:auto;display:block}a{color:inherit;text-decoration:none}p{margin:0}
h1,h2,h3,h4{margin:0;font-weight:800;letter-spacing:-.015em;line-height:1.3;overflow-wrap:anywhere}
ul,ol{margin:0;padding:0}table{border-collapse:collapse;width:100%}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 var(--gutter)}
.sec{padding:var(--pad) 0}.sec-alt{background:var(--surface-2)}
.sec-dark{background:var(--panel);color:var(--panel-text)}
.sec-line{background:var(--surface);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.sec-title{font-size:clamp(1.6rem,3.6vw,2.5rem);margin-bottom:12px}
.sec-desc{color:var(--ink-soft);max-width:640px}.sec-dark .sec-desc{color:var(--panel-muted)}
.eyebrow{display:inline-block;font-size:.78rem;font-weight:700;letter-spacing:.12em;color:var(--accent);margin-bottom:10px;text-transform:uppercase}
.sec-dark .eyebrow{color:#D9A670}
.marker{display:flex;flex-wrap:wrap;gap:clamp(18px,3.5vw,48px);padding-bottom:28px;margin-bottom:32px;border-bottom:1px solid var(--line)}
.sec-dark .marker{border-color:rgba(255,255,255,.18)}
.marker .num{display:block;font-size:clamp(2.2rem,5vw,3.4rem);font-weight:800;line-height:1;color:var(--ink-faint)}
.sec-dark .marker .num{color:var(--panel-muted)}
.marker .label{display:block;font-size:.7rem;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--accent);margin-top:6px}
.sec-dark .marker .label{color:#D9A670}
.marker-body{flex:1 1 320px}
.divided{display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid var(--line);border-left:1px solid var(--line)}
.divided>div{padding:clamp(22px,3vw,32px);border-right:1px solid var(--line);border-bottom:1px solid var(--line)}
.divided .counter{display:block;font-size:.76rem;color:var(--ink-faint);margin-bottom:12px;font-weight:600}
.divided h3{font-size:1.12rem;position:relative;padding-bottom:12px;margin-bottom:8px}
.divided h3::after{content:'';position:absolute;left:0;bottom:0;width:22px;height:2px;background:var(--accent)}
.divided p{font-size:.92rem;color:var(--ink-soft)}
/* 헤더 */
.hdr{position:fixed;top:0;left:0;right:0;z-index:50;background:linear-gradient(180deg,rgba(15,11,7,.55),rgba(15,11,7,0));transition:background .3s var(--ease)}
.hdr-inner{max-width:var(--maxw-wide);margin:0 auto;padding:1.2rem var(--gutter);display:flex;align-items:center;justify-content:space-between;gap:20px}
.hdr-logo{font-size:1.1rem;font-weight:800;color:#fff}.hdr-logo small{font-weight:500;font-size:.8rem;opacity:.75;margin-left:8px}
.hdr-nav{display:flex;gap:26px;font-size:.9rem;font-weight:600;color:#fff}.hdr-nav a:hover{opacity:.65}
.hdr-cta{display:inline-block;padding:.62rem 1.2rem;border-radius:var(--radius);border:1px solid #fff;color:#fff;font-weight:700;font-size:.88rem;transition:.25s var(--ease)}
.hdr-cta:hover{background:#fff;color:var(--ink)}
.hdr-burger{display:none;flex-direction:column;gap:5px;background:none;border:0;cursor:pointer;padding:12px;min-width:44px;min-height:44px}
.hdr-burger span{width:22px;height:2px;background:#fff;display:block}
.hdr.solid{background:var(--bg);border-bottom:1px solid var(--line)}
.hdr.solid .hdr-logo,.hdr.solid .hdr-nav{color:var(--ink)}.hdr.solid .hdr-burger span{background:var(--ink)}
.hdr.solid .hdr-cta{background:var(--accent);border-color:var(--accent);color:#fff}.hdr.solid .hdr-cta:hover{background:var(--accent-dark)}
#mob-nav{position:fixed;inset:0;background:var(--panel);color:var(--panel-text);z-index:100;display:none;flex-direction:column;padding:80px 32px 32px;gap:20px;font-size:1.15rem;font-weight:700}
#mob-nav.active{display:flex}#mob-nav a{border-bottom:1px solid rgba(255,255,255,.12);padding-bottom:16px}
#mob-close{position:absolute;top:18px;right:22px;font-size:2rem;cursor:pointer;color:#fff;background:none;border:0;min-width:44px;min-height:44px}
/* 히어로 */
.hero{position:relative;height:100vh;min-height:560px;overflow:hidden;background:var(--panel);color:#fff}
.hero-media{position:absolute;inset:0}.hero::after{content:'';position:absolute;inset:0;background:linear-gradient(100deg,rgba(18,12,7,.82),rgba(18,12,7,.52) 48%,rgba(18,12,7,.34));z-index:1}
.hero-track{display:flex;height:100%;width:max-content;animation:scroll 70s linear infinite}
.hero-track img{height:100%;width:auto;aspect-ratio:1/1;flex:none;object-fit:cover}
@keyframes scroll{to{transform:translateX(-50%)}}
.hero-text{position:relative;z-index:2;height:100%;max-width:var(--maxw-wide);margin:0 auto;padding:clamp(76px,8vw,96px) var(--gutter) 32px;display:flex;flex-direction:column;justify-content:center;gap:12px;width:min(920px,94vw)}
.hero-tag{align-self:flex-start;padding:.35rem .85rem;border:1px solid rgba(255,255,255,.4);border-radius:var(--radius);font-size:.78rem;font-weight:700;letter-spacing:.12em}
.hero h1{font-size:clamp(2.6rem,7vw,6rem);font-weight:900;line-height:1.05;letter-spacing:-.02em}
.hero-answer{color:rgba(255,255,255,.88);max-width:520px}
.btn-row{display:flex;gap:12px;flex-wrap:wrap;margin-top:8px}
.btn{display:inline-flex;align-items:center;justify-content:center;padding:.9rem 1.5rem;min-height:50px;border-radius:var(--radius);font-weight:700;font-size:.92rem;border:1px solid transparent;transition:.25s var(--ease);cursor:pointer;font-family:inherit}
.btn-primary{background:var(--accent);color:#fff;border-color:var(--accent)}.btn-primary:hover{background:var(--accent-dark);border-color:var(--accent-dark)}
.btn-outline{border-color:var(--line-alt);color:var(--ink);background:transparent}.btn-outline:hover{background:var(--ink);color:#fff;border-color:var(--ink)}
.hero .btn-outline,.sec-dark .btn-outline{border-color:rgba(255,255,255,.5);color:#fff}.hero .btn-outline:hover,.sec-dark .btn-outline:hover{background:#fff;color:var(--ink)}
/* 사례 카드 (전/후 좌우 분할) */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.cmp{display:block;background:var(--surface);border:1px solid var(--line);overflow:hidden;transition:border-color .25s var(--ease)}
.cmp:hover{border-color:var(--accent)}.cmp[hidden]{display:none}
.cmp-img{display:grid;grid-template-columns:1fr 1fr;position:relative}
.cmp-img figure{position:relative;margin:0}.cmp-img img{width:100%;aspect-ratio:1/1;object-fit:cover}
.cmp-img figure+figure{border-left:2px solid var(--surface)}
.tag{position:absolute;top:10px;left:10px;padding:.25rem .65rem;background:var(--panel);color:#fff;font-size:.7rem;font-weight:800;letter-spacing:.08em}
.tag.after{background:var(--accent)}
.cmp-body{padding:16px 18px 18px;border-top:1px solid var(--line)}
.cmp-body h3{font-size:1rem;margin-bottom:6px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.cmp-body p{font-size:.84rem;color:var(--ink-faint);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.more{text-align:center;margin-top:32px}
/* 링크 카드 / 관련 카드 */
.lcards{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);border:1px solid var(--line)}
.lcard{display:block;background:var(--surface);transition:background .25s var(--ease)}.lcard:hover{background:var(--accent-soft)}
.lcard img{width:100%;aspect-ratio:4/3;object-fit:cover}
.lcard div{padding:16px 18px;border-top:1px solid var(--line)}
.lcard h4{font-size:.96rem;margin-bottom:4px}.lcard span{font-size:.82rem;color:var(--ink-faint);display:block}
/* 단계 / 표 / FAQ */
.step{display:flex;gap:20px;padding:22px 0;border-bottom:1px solid var(--line)}.step:last-child{border-bottom:0}
.step-num{flex:none;width:40px;height:40px;border-radius:999px;background:var(--accent-soft);color:var(--accent);display:flex;align-items:center;justify-content:center;font-weight:800}
.step h4{font-size:1rem;margin-bottom:4px}.step p{color:var(--ink-soft);font-size:.92rem}
.tbl{overflow-x:auto;margin:20px 0;border:1px solid var(--line);background:var(--surface)}
.tbl table{min-width:520px}.tbl th,.tbl td{padding:14px 16px;text-align:left;border-bottom:1px solid var(--line);font-size:.92rem;vertical-align:top}
.tbl th{background:var(--surface-2);font-weight:800;white-space:nowrap}.tbl tr:last-child td,.tbl tr:last-child th{border-bottom:0}
.faq details{border-bottom:1px solid var(--line);background:var(--surface)}.faq details:first-child{border-top:1px solid var(--line)}
.faq summary{list-style:none;cursor:pointer;padding:20px 48px 20px 20px;font-weight:700;position:relative}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:'';position:absolute;right:22px;top:50%;width:9px;height:9px;border-right:2px solid var(--ink-faint);border-bottom:2px solid var(--ink-faint);transform:translateY(-70%) rotate(45deg);transition:transform .25s var(--ease)}
.faq details[open] summary::after{transform:translateY(-30%) rotate(-135deg)}
.faq .a{padding:0 20px 22px;color:var(--ink-soft)}
.cols2{display:grid;grid-template-columns:1fr 1fr;gap:clamp(24px,4vw,56px);align-items:center}
.defcards{display:grid;grid-template-columns:repeat(2,1fr);gap:1px;background:var(--line);border:1px solid var(--line);margin-top:28px}
.defcards>div{background:var(--surface);padding:clamp(20px,3vw,30px)}.defcards h3{font-size:1.02rem;margin-bottom:6px}.defcards p{font-size:.9rem;color:var(--ink-soft)}
/* 서브페이지 */
.crumb{font-size:.78rem;font-weight:600;color:var(--ink-faint);padding:96px 0 18px;display:flex;flex-wrap:wrap;gap:8px}.crumb a:hover{color:var(--accent)}.crumb b{color:var(--ink)}
.art{max-width:820px;margin:0 auto;padding-bottom:40px}.art h1{font-size:clamp(1.7rem,4vw,2.5rem);margin-bottom:18px}
.art h2{font-size:clamp(1.25rem,2.6vw,1.6rem);margin:44px 0 14px}.art h3{font-size:1.08rem;margin:26px 0 8px}
.art p{margin-bottom:14px;color:#2F2A25}.answer{font-size:1.06rem;padding:20px 22px;background:var(--surface);border-left:3px solid var(--accent);margin-bottom:24px}
.art figure{margin:20px 0 24px}.art figure img{width:100%;border:1px solid var(--line)}.art figcaption{font-size:.84rem;color:var(--ink-faint);margin-top:8px}
.art ul.list{padding-left:1.2rem;margin:0 0 16px}.art ul.list li{margin-bottom:6px}
.quote{border-left:3px solid var(--accent);padding:6px 0 6px 20px;margin:20px 0;font-size:1.02rem}.quote cite{display:block;margin-top:8px;font-size:.86rem;color:var(--ink-faint);font-style:normal}
.updated{font-size:.82rem;color:var(--ink-faint);margin-top:28px}
.cmpfig{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin:20px 0}.cmpfig figure{margin:0;position:relative}
.related{padding:var(--pad) 0 calc(var(--pad)*.8)}
/* 상담 */
.cta-box{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin:24px 0}.cta-box .btn{min-height:64px;font-size:1.02rem}
/* 푸터 · 플로팅 */
.ftr{background:var(--panel);color:var(--panel-muted);padding:56px 0 28px;font-size:.88rem}
.ftr-grid{display:grid;grid-template-columns:2fr 1fr 1.4fr;gap:40px}.ftr h5{color:var(--panel-text);font-size:.95rem;margin:0 0 12px}
.ftr a{display:block;margin-bottom:8px}.ftr a:hover{color:#fff}.ftr-bottom{margin-top:36px;padding-top:20px;border-top:1px solid rgba(255,255,255,.12)}
#mob-bar{display:none}#float-cta{position:fixed;right:24px;bottom:24px;z-index:40;opacity:0;pointer-events:none;transition:opacity .3s}
#float-cta.show{opacity:1;pointer-events:auto}#float-cta a{display:block;background:var(--accent);color:#fff;padding:.85rem 1.3rem;border-radius:var(--radius);font-weight:700;font-size:.9rem}
.reveal{opacity:0;transform:translateY(18px);transition:opacity .7s var(--ease),transform .7s var(--ease)}.reveal.in{opacity:1;transform:none}
@media(max-width:960px){.hdr-nav,.hdr-cta{display:none}.hdr-burger{display:flex}.divided{grid-template-columns:1fr}.cards,.lcards{grid-template-columns:repeat(2,1fr)}.cols2,.ftr-grid{grid-template-columns:1fr}.ftr-grid{gap:28px}}
@media(max-width:640px){.tbl table{min-width:0}.tbl th,.tbl td{padding:10px 12px;font-size:.84rem}.tbl th{white-space:normal}.cards,.lcards,.defcards,.cta-box{grid-template-columns:1fr}.cmpfig{grid-template-columns:1fr 1fr}
 #float-cta{display:none}#mob-bar{position:fixed;left:0;right:0;bottom:0;z-index:40;display:grid;grid-template-columns:1fr 1fr;transform:translateY(100%);transition:transform .3s}
 #mob-bar.show{transform:none}#mob-bar a{padding:16px;text-align:center;font-weight:700;color:#fff;background:var(--accent)}#mob-bar a+a{background:var(--panel)}
 body{padding-bottom:0}.hero h1{white-space:nowrap}}
@media(prefers-reduced-motion:reduce){.hero-track{animation:none}.reveal{opacity:1;transform:none;transition:none}}
.hero-sub{height:auto;min-height:clamp(480px,70vh,640px)}.hero-sub h1{font-size:clamp(2rem,5.5vw,4rem)}.hero-sub .hero-text{padding-bottom:48px}
.sec .art{padding-bottom:0}.sec .art .marker{padding-bottom:20px;margin-bottom:24px}
.art .marker h2.sec-title{margin:0 0 6px;font-size:clamp(1.4rem,3vw,1.9rem)}
.art h3{padding-left:12px;border-left:3px solid var(--accent);margin:30px 0 10px;font-size:1.08rem}
.art .faq h3{border:0;padding:0;margin:0}