/* 집수리홈픽서 전기온수기 이전설치 — '온도 다이얼과 배관 게이지' 화면. 모바일 우선. */
:root{
  --bg:#fbf4ec; --paper:#ffffff; --ink:#1f2d3d; --ink2:#48586b; --mute:#6c7b8c; --line:#ddd3c4;
  --heat:#c1502e; --heat-d:#8a3a1f; --heat-l:#f7ded2; --brass:#8a6a3a;
  --head:'Do Hyeon','Apple SD Gothic Neo','Malgun Gothic',sans-serif;
  --body:'Gothic A1','Apple SD Gothic Neo','Malgun Gothic',sans-serif;
  --r:16px;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-padding-top:12px}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--body);font-size:16px;line-height:1.7;word-break:keep-all;overflow-wrap:anywhere;padding-bottom:78px}
img{max-width:100%;height:auto;display:block}
a{color:inherit}
h1,h2,h3{line-height:1.3;margin:0}
h1{font-family:var(--head);font-weight:400;letter-spacing:0}
h2{font-family:var(--head);font-weight:400;letter-spacing:0}
h3{font-weight:800;font-size:1.02rem}
p{margin:.5em 0}
.skip{position:absolute;left:-9999px}.skip:focus{left:8px;top:8px;background:#fff;padding:8px 12px;z-index:50}

/* 머리: 한 줄 다이얼 헤더 + 칩 메뉴 */
.hd{background:var(--ink);color:#fff;border-bottom:4px solid var(--heat)}
.hd-top{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:8px 10px;padding:12px 16px;max-width:1120px;margin:0 auto}
.brand{display:flex;align-items:center;gap:9px;text-decoration:none;min-width:0}
.brand svg{width:34px;height:34px;flex:none;color:#fff}
.brand-t{display:flex;align-items:baseline;gap:7px;flex-wrap:wrap;min-width:0}
.brand-t b{font-weight:800;font-size:1.08rem;white-space:nowrap}
.brand-t em{font-style:normal;font-weight:800;font-size:.8rem;background:var(--heat);color:#fff;padding:1px 8px;border-radius:6px}
.hd-tel{font-weight:800;font-size:.9rem;text-decoration:none;color:var(--heat-l);white-space:nowrap;border:1.5px solid var(--heat-l);border-radius:8px;padding:4px 8px}
.chips{display:flex;flex-wrap:wrap;gap:6px;padding:0 16px 12px;max-width:1120px;margin:0 auto}
.chips a{display:flex;align-items:center;justify-content:center;text-align:center;padding:7px 12px;border-radius:999px;background:rgba(255,255,255,.1);text-decoration:none;font-size:.84rem;font-weight:700}
.chips a:hover,.chips a:focus-visible{background:var(--heat);color:#fff}
@media (max-width:360px){.hd-tel{display:none}}

/* 첫 화면 */
.hero{background:linear-gradient(180deg,#f2e4d3 0,var(--bg) 100%);padding:22px 16px 8px}
.hero-in{max-width:1120px;margin:0 auto;display:grid;gap:18px}
.kick{display:inline-block;margin:0 0 8px;font-size:.8rem;font-weight:800;color:var(--heat-d);letter-spacing:.02em}
.kick::before{content:'';display:inline-block;width:8px;height:8px;border-radius:50%;background:var(--heat);margin-right:6px;vertical-align:1px}
.hero h1{font-family:var(--head);font-weight:400;font-size:clamp(2rem,9vw,3rem)}
.hero h1 em{display:block;font-family:var(--body);font-weight:800;font-style:normal;font-size:.48em;color:var(--ink2);margin-top:8px;letter-spacing:-.01em}
.lead{color:var(--ink2)}
.lead b{color:var(--ink)}
.hero-fig{background:var(--paper);border:2px solid var(--ink);border-radius:var(--r);padding:10px}
.pipe-svg{width:100%;height:auto;display:block}
.pv-cab{fill:#efe3d2;stroke:var(--ink);stroke-width:2}
.pv-tank{fill:#fff;stroke:var(--ink);stroke-width:2.5}
.pv-dial{fill:#fff;stroke:var(--ink);stroke-width:2}
.pv-dialarc{fill:none;stroke:var(--heat);stroke-width:2.4}
.pv-needle{stroke:var(--heat-d);stroke-width:2.4}
.pv-pipe{fill:none;stroke:var(--brass);stroke-width:5;stroke-linecap:round}
.pv-valve{fill:#fff;stroke:var(--brass);stroke-width:3}
.pv-rule rect{fill:#fff;stroke:var(--ink);stroke-width:2}.pv-rt{stroke:var(--ink);stroke-width:1.5}
.pv-lb{font:700 12px var(--body);fill:var(--ink2)}
.hero-read{max-width:1120px;margin:14px auto 0}

/* 전후 사진 판 */
.reading{display:block;text-decoration:none;background:var(--paper);border-radius:var(--r);border:2px solid var(--ink);overflow:hidden;margin:14px 0}
.reading-cap{display:block;padding:10px 14px;font-weight:700;font-size:.92rem;border-top:2px solid var(--ink)}
.ba{display:grid;grid-template-columns:1fr 1fr;gap:3px;background:var(--ink)}
.ba figure{margin:0;position:relative;aspect-ratio:3/4;overflow:hidden;background:#ddd}
.ba img{width:100%;height:100%;object-fit:cover}
.ba-l{position:absolute;left:8px;top:8px;background:#fff;color:var(--ink);font-weight:800;font-size:.8rem;padding:2px 9px;border-radius:6px;border:1.5px solid var(--ink)}
.ba-after{background:var(--heat);color:#fff;border-color:var(--heat)}

/* 공통 */
.wrap{max-width:1120px;margin:0 auto;padding:0 16px}
.note{background:var(--heat-l);border-left:5px solid var(--heat);padding:12px 14px;border-radius:0 10px 10px 0;font-size:.95rem}
.sec{padding:28px 0 6px}
.sec h2{font-size:clamp(1.45rem,6.2vw,2rem);line-height:1.35;margin-bottom:10px}
.sec h2 small{font-family:var(--body);font-size:.6em;color:var(--mute);font-weight:700}
.sub{color:var(--ink2)}
.answer{background:var(--paper);border:1.5px solid var(--line);border-radius:12px;padding:12px 14px}
.more{display:inline-block;margin:14px 0 0;font-weight:800;text-decoration:none;border-bottom:3px solid var(--heat);padding-bottom:2px}
.h3-gap{margin-top:22px}.h2-gap{margin-top:26px}

/* 문의 버튼 */
.cta{display:flex;flex-wrap:wrap;gap:8px;margin:14px 0}
.cta a{flex:1 1 120px;display:flex;align-items:center;justify-content:center;min-height:52px;padding:8px 12px;border-radius:12px;text-decoration:none;font-weight:800;font-size:1rem;text-align:center}
.b-sms{background:var(--heat);color:#fff;border:2px solid var(--heat)}
.b-call{background:var(--ink);color:#fff;border:2px solid var(--ink);white-space:nowrap}
.cta .b-call{flex-basis:170px}

/* 서비스: 게이지 카드(왼쪽 사진·오른쪽 다이얼) */
.gcs{display:grid;gap:10px}
.gc{display:grid;grid-template-columns:64px minmax(0,1fr) 44px;align-items:center;gap:12px;padding:12px 14px;background:var(--paper);border:1.5px solid var(--line);border-left:5px solid var(--heat);border-radius:14px;text-decoration:none}
.gc-img{width:64px;height:64px;border-radius:10px;overflow:hidden;border:1.5px solid var(--line)}
.gc-img img{width:100%;height:100%;object-fit:cover}
.gc-t{display:flex;flex-direction:column;min-width:0;line-height:1.35}
.gc-n{font-size:.74rem;font-weight:800;color:var(--heat-d)}
.gc-t strong{font-size:1rem}
.gc-t span:last-child{font-size:.84rem;color:var(--mute)}
.dial{width:40px;height:40px}
.d-ring{fill:#fff;stroke:var(--ink);stroke-width:2}.d-arc{fill:none;stroke:var(--heat);stroke-width:2}
.d-needle{stroke:var(--heat-d);stroke-width:2.2}.d-hub{fill:var(--ink)}
.gc:hover,.gc:focus-visible{background:var(--heat-l)}

/* 증상 다이얼 카드 */
.dials{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:1fr;gap:8px}
@media (min-width:400px){.dials{grid-template-columns:repeat(2,minmax(0,1fr))}}
.dials a{display:flex;gap:10px;align-items:center;height:100%;padding:12px 10px;background:var(--paper);border-radius:12px;border:1.5px solid var(--line);border-bottom:4px solid var(--heat);text-decoration:none}
.gaugebig{width:44px;height:44px;flex:none}
.gb-ring{fill:#fff;stroke:var(--ink);stroke-width:2}.gb-arc{fill:none;stroke:var(--heat);stroke-width:2.4}
.gb-needle{stroke:var(--heat-d);stroke-width:2.6}.gb-hub{fill:var(--ink)}
.dz-tx{display:flex;flex-direction:column;min-width:0;line-height:1.35}
.dz-tx b{font-size:.92rem}
.dz-tx small{font-size:.78rem;color:var(--mute)}

/* 시공사례: 커넥터 카드(위쪽 배관 이음새 홈) */
.cns{display:grid;gap:16px}
.cn{position:relative;display:block;background:var(--paper);border:1.5px solid var(--line);border-radius:6px 6px var(--r) var(--r);overflow:hidden;text-decoration:none;padding-top:14px}
.cn-notch{position:absolute;left:0;right:0;top:0;height:14px;background:var(--ink);clip-path:polygon(0 0,38% 0,42% 60%,58% 60%,62% 0,100% 0,100% 40%,0 40%)}
.cn .ba figure{aspect-ratio:1/1}
.cn-b{display:flex;flex-direction:column;gap:6px;padding:12px 14px 14px}
.cn-meta{display:flex;flex-wrap:wrap;gap:6px;align-items:center}
.cn-kind{font-size:.76rem;font-weight:800;background:var(--heat);color:#fff;padding:2px 8px;border-radius:6px}
.cn-area{font-size:.78rem;color:var(--mute);font-weight:700}
.cn-t{font-size:1.02rem;line-height:1.4}
.cn-row{display:grid;grid-template-columns:36px minmax(0,1fr);gap:6px;font-size:.86rem;color:var(--ink2);line-height:1.5}
.cn-row b{color:var(--heat-d)}
.cn-go{font-weight:800;font-size:.86rem;margin-top:2px}
.cn-go::after{content:' ›'}
.cn:hover,.cn:focus-visible{background:#fdf8f2}

/* 작업 순서: 배관 이음새 점선 레일 */
.rail{list-style:none;margin:10px 0 0;padding:0 0 0 30px;position:relative}
.rail::before{content:'';position:absolute;left:6px;top:0;bottom:0;width:4px;background:repeating-linear-gradient(180deg,var(--brass) 0 10px,transparent 10px 18px)}
.rail li{position:relative;padding:0 0 22px}
.rl-no{position:absolute;left:-30px;top:0;width:26px;height:26px;border-radius:50%;background:var(--heat);color:#fff;border:2px solid var(--ink);font-weight:800;font-size:.72rem;display:flex;align-items:center;justify-content:center}
.rl-stage{margin:0 0 6px;font-size:.8rem;font-weight:800;color:var(--heat-d)}
.rail figure{margin:0 0 8px;border-radius:10px;overflow:hidden;border:1.5px solid var(--line);max-width:560px}
.rail p{color:var(--ink2);font-size:.95rem}

/* 정보 카드 */
.qs{display:grid;gap:12px}
.q{background:var(--paper);border-radius:12px;padding:14px;border:1.5px solid var(--line);border-top:6px solid var(--heat)}
.q-tag{display:inline-block;margin:0 0 6px;font-size:.74rem;font-weight:800;border:1.5px solid var(--ink);border-radius:999px;padding:0 9px}
.q-a{font-weight:700;color:var(--ink)}
.q-m{color:var(--ink2);font-size:.93rem}
.q-l{font-weight:800;font-size:.9rem;text-decoration:none;border-bottom:2px solid var(--heat)}

/* 문의 영역: 밸브 패널 */
.ask{background:var(--ink);color:#fff;margin:32px 0 0;padding:30px 16px}
.ask-in{max-width:760px;margin:0 auto}
.ask-kick{margin:0 0 6px;color:var(--heat-l);font-weight:800;font-size:.84rem}
.ask h2{font-size:clamp(1.45rem,6.2vw,2rem);line-height:1.35}
.ask-p{color:#cdd7e0}
.bubble{position:relative;background:#fff;color:var(--ink);border-radius:4px 18px 18px 18px;padding:14px 16px;margin:16px 0 10px;border-left:5px solid var(--heat)}
.bubble-h{margin:0 0 6px;font-size:.78rem;font-weight:800;color:var(--heat-d)}
.bubble ol{list-style:none;margin:0;padding:0}
.bubble li{padding:3px 0;font-size:.92rem;border-bottom:1px dashed var(--line)}
.bubble li:last-child{border:0}
.ask-note{font-size:.86rem;color:#cdd7e0}
.shots{list-style:none;margin:14px 0 0;padding:0;display:grid;gap:10px}
.shots li{display:grid;grid-template-columns:72px minmax(0,1fr);gap:12px;align-items:center;background:rgba(255,255,255,.08);border-radius:12px;padding:10px}
.shots svg{width:72px;height:54px}
.s-box{fill:#2c3d4f;stroke:#fff;stroke-width:2}.s-top{fill:#2c3d4f;stroke:#fff;stroke-width:2}.s-pipe{fill:none;stroke:var(--heat-l);stroke-width:3}
.s-valve{fill:none;stroke:var(--heat-l);stroke-width:3}.s-rule{stroke:var(--heat-l);stroke-width:2}.s-x{stroke:var(--heat-l);stroke-width:2.5}
.shots b{display:block;color:var(--heat-l)}
.shots span span{font-size:.86rem;color:#cdd7e0}
.ask .b-sms{background:var(--heat);border-color:var(--heat)}
.ask .b-call{background:#fff;color:var(--ink);border-color:#fff}

/* 질문 답변 */
.qa{display:grid;gap:8px}
.qa details{background:var(--paper);border:1.5px solid var(--line);border-radius:12px}
.qa summary{list-style:none;cursor:pointer;display:grid;grid-template-columns:minmax(0,1fr) 28px;gap:10px;align-items:center;padding:12px 14px;font-weight:800}
.qa summary::-webkit-details-marker{display:none}
.qa summary::after{content:'+';width:28px;height:28px;border-radius:50%;background:var(--heat);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:800}
.qa details[open] summary::after{content:'−'}
.qa details p{margin:0;padding:0 14px 14px;color:var(--ink2)}

/* 출장 지역 */
.area-red{color:#c0142c}
.zone{margin:14px 0}
.zone h3{font-weight:800;font-size:1.1rem;margin-bottom:8px}
.zone h3 small{font-family:var(--body);font-size:.75em;color:var(--mute);font-weight:700}
.zone ul,.rl{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:6px}
.zone a,.rl a{display:block;padding:8px 10px;background:var(--paper);border:1.5px solid var(--line);border-left:4px solid var(--heat);border-radius:8px;text-decoration:none;font-size:.9rem;line-height:1.35}

/* 하위 페이지 머리 */
.ph{padding:20px 0 6px}
.crumb{font-size:.8rem;color:var(--mute);display:flex;flex-wrap:wrap;gap:6px;margin-bottom:10px}
.crumb a{text-decoration:none}
.tag{display:inline-block;margin:0 0 8px;font-size:.78rem;font-weight:800;background:var(--heat);color:#fff;border-radius:6px;padding:1px 9px}
.ph h1{font-size:clamp(1.45rem,6.2vw,2.2rem)}
.upd{font-size:.78rem;color:var(--mute)}
.pts{counter-reset:p;list-style:none;margin:10px 0;padding:0;display:grid;gap:6px}
.pts li{counter-increment:p;display:grid;grid-template-columns:28px minmax(0,1fr);gap:8px;align-items:start;background:var(--paper);border-radius:10px;padding:8px 10px;border:1.5px solid var(--line)}
.pts li::before{content:counter(p);width:24px;height:24px;border-radius:50%;background:var(--ink);color:#fff;font-weight:800;font-size:.78rem;display:flex;align-items:center;justify-content:center}
.toc{background:var(--paper);border:2px dashed var(--brass);border-radius:12px;padding:12px 14px;margin:18px 0 0}
.toc p{margin:0 0 6px;font-weight:800}
.toc ol{margin:0;padding-left:1.3em}
.toc a{text-decoration:none;border-bottom:1px solid var(--line)}
.facts{display:grid;gap:10px}
.facts div{background:var(--paper);border-radius:12px;padding:12px 14px;border:1.5px solid var(--line);border-left:5px solid var(--ink)}
.cmp{display:grid;gap:10px}
.cmp-r{background:var(--paper);border-radius:12px;padding:12px 14px;border:2px solid var(--line)}
.cmp-r strong{display:block;font-size:1.02rem;margin-bottom:4px}
.cmp-r p{margin:.3em 0;color:var(--ink2);font-size:.93rem}
.cmp-r b{display:inline-block;margin-right:6px;font-size:.76rem;background:var(--heat-l);color:var(--heat-d);border-radius:4px;padding:0 6px}
.chk{list-style:none;margin:0;padding:0;display:grid;gap:8px}
.chk li{display:grid;gap:2px;background:var(--paper);border-radius:10px;padding:10px 12px;border:1.5px solid var(--line)}
.chk li b::before{content:'✓ ';color:var(--heat-d)}
.chk span{color:var(--ink2);font-size:.93rem}
.sum{margin:0;display:grid;gap:8px}
.sum div{display:grid;grid-template-columns:78px minmax(0,1fr);gap:10px;background:var(--paper);border-radius:10px;padding:10px 12px;border:1.5px solid var(--line)}
.sum dt{font-weight:800;color:var(--heat-d)}
.sum dd{margin:0}
.sum ul{margin:0;padding-left:1.1em}
.ex{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
.ex figure{margin:0;background:var(--paper);border-radius:12px;overflow:hidden;border:1.5px solid var(--line)}
.ex img{aspect-ratio:1/1;object-fit:cover;width:100%}
.ex figcaption{padding:8px 10px;font-size:.84rem;color:var(--ink2)}
.ex figcaption b{display:block;color:var(--ink)}
.tip{background:var(--heat-l);border-radius:10px;padding:10px 12px}
.flow{margin:0;padding-left:1.4em}
.flow li{margin:6px 0}
.rqs{display:grid;gap:10px}
.rq{display:grid;grid-template-columns:88px minmax(0,1fr);gap:12px;background:var(--paper);border:1.5px solid var(--line);border-radius:12px;padding:10px;text-decoration:none}
.rq-img{width:88px;height:88px;border-radius:10px;overflow:hidden}
.rq-img img{width:100%;height:100%;object-fit:cover}
.rq-t{display:flex;flex-direction:column;gap:3px;min-width:0;line-height:1.45}
.rq-t span{font-size:.88rem;color:var(--ink2)}
.rq-t em{font-style:normal;font-size:.76rem;color:var(--heat-d);font-weight:700}
.warn{margin:0;padding-left:1.2em}
.warn li{margin:4px 0}
.why-pick{color:var(--ink2)}

/* 푸터 */
.ft{background:var(--ink);color:#fff;margin-top:40px;border-top:4px solid var(--heat)}
.ft-in{max-width:1120px;margin:0 auto;padding:20px 16px 28px}
.ft-brand{display:flex;align-items:center;gap:8px;flex-wrap:wrap;margin:0}
.ft-brand svg{width:30px;height:30px;color:#fff}
.ft-brand b{font-weight:800;font-size:1.08rem}
.ft-brand span{font-size:.84rem;color:var(--heat-l);font-weight:800}
.ft-tel{display:inline-block;margin:8px 0;font-weight:800;font-size:1.1rem;color:var(--heat-l);text-decoration:none}
.ft-area,.ft-note{font-size:.84rem;color:#c7d0d9}
.ft-nav{display:flex;flex-wrap:wrap;gap:6px 14px;margin:10px 0}
.ft-nav a{font-size:.88rem;text-decoration:none;border-bottom:1px solid rgba(255,255,255,.3)}

/* 하단 고정 문의 */
.dock{position:fixed;left:0;right:0;bottom:0;z-index:40;display:grid;grid-template-columns:minmax(0,1.2fr) minmax(0,.8fr);gap:6px;padding:8px 10px calc(8px + env(safe-area-inset-bottom));background:rgba(31,45,61,.96);transition:transform .2s}
.dock a{display:flex;align-items:center;justify-content:center;min-height:48px;border-radius:10px;text-decoration:none;font-weight:800;font-size:.98rem;text-align:center;padding:4px 6px;line-height:1.2}
.dk-call{background:#fff;color:var(--ink);white-space:nowrap}
.dk-sms{background:var(--heat);color:#fff}
.dock.hide{transform:translateY(120%);visibility:hidden}

a:focus-visible,summary:focus-visible{outline:3px solid var(--heat-d);outline-offset:2px}

@media (min-width:720px){
  .hero-in{grid-template-columns:1.1fr .9fr;align-items:center}
  .gcs{grid-template-columns:repeat(2,minmax(0,1fr))}
  .dials{grid-template-columns:repeat(3,minmax(0,1fr))}
  .cns{grid-template-columns:repeat(2,minmax(0,1fr))}
  .qs{grid-template-columns:repeat(2,minmax(0,1fr))}
  .facts,.cmp{grid-template-columns:repeat(2,minmax(0,1fr))}
  .zone ul,.rl{grid-template-columns:repeat(4,minmax(0,1fr))}
  .shots{grid-template-columns:repeat(3,minmax(0,1fr))}
  .shots li{grid-template-columns:1fr}
  .rqs{grid-template-columns:repeat(3,minmax(0,1fr))}
  .rq{grid-template-columns:1fr}.rq-img{width:100%;height:160px}
}
@media (min-width:1024px){
  .cns{grid-template-columns:repeat(3,minmax(0,1fr))}
  .gcs{grid-template-columns:repeat(3,minmax(0,1fr))}
  .zone ul,.rl{grid-template-columns:repeat(6,minmax(0,1fr))}
  body{padding-bottom:0}
  .dock{display:none}
}