/* 플랜건설 — 타일교체 사이트 공통 스타일 (Sky x Ink, 화이트 카드 기반 클린 레이아웃) */
@font-face{font-family:"Pretendard";src:url("/assets/fonts/Pretendard-Regular.woff2") format("woff2");font-weight:400;font-style:normal;font-display:swap}
@font-face{font-family:"Pretendard";src:url("/assets/fonts/Pretendard-Medium.woff2") format("woff2");font-weight:500;font-style:normal;font-display:swap}
@font-face{font-family:"Pretendard";src:url("/assets/fonts/Pretendard-SemiBold.woff2") format("woff2");font-weight:600;font-style:normal;font-display:swap}
@font-face{font-family:"Pretendard";src:url("/assets/fonts/Pretendard-Bold.woff2") format("woff2");font-weight:700;font-style:normal;font-display:swap}
@font-face{font-family:"Pretendard";src:url("/assets/fonts/Pretendard-ExtraBold.woff2") format("woff2");font-weight:800;font-style:normal;font-display:swap}

:root{
  --ink:#111318;
  --ink-soft:#4a4f5c;
  --ink-mute:#767c8a;
  --sky:#2f6fed;
  --sky-soft:#eaf2fe;
  --sky-line:#d7e6fd;
  --paper:#ffffff;
  --panel:#f5f6f9;
  --border:#e7e9ee;
  --radius:20px;
  --radius-sm:12px;
  --shadow:0 10px 30px rgba(17,19,24,.07);
  --shadow-sm:0 4px 14px rgba(17,19,24,.06);
  --max-w:1320px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--paper);
  color:var(--ink);
  font-family:"Pretendard","Malgun Gothic",-apple-system,BlinkMacSystemFont,sans-serif;
  line-height:1.75;
  font-size:16px;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
h1,h2,h3{font-weight:800;letter-spacing:-.02em;color:var(--ink);margin:0 0 .6em}
p{margin:0 0 1em}
ul,ol{padding-left:1.3em;margin:0 0 1em}
li{margin-bottom:.45em}
.wrap{max-width:var(--max-w);margin:0 auto;padding:0 16px}

/* ── 헤더: 로고+상담 버튼만 ── */
.site-header{background:rgba(255,255,255,.92);backdrop-filter:saturate(180%) blur(10px);position:sticky;top:0;z-index:50;border-bottom:1px solid var(--border)}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:60px}
.brand{color:var(--ink);font-weight:800;font-size:1.05rem;letter-spacing:-.01em}
.header-call{display:flex;align-items:center;justify-content:center;gap:6px;min-height:40px;background:var(--ink);color:#fff;padding:9px 18px;border-radius:999px;font-weight:700;font-size:.9rem;transition:transform .15s ease}
.header-call:active{transform:scale(.96)}

/* ── 서브/상담 페이지 전용: 메인으로 돌아가는 플로팅 배너 ── */
.floating-home{
  position:fixed;left:16px;bottom:calc(16px + env(safe-area-inset-bottom,0px));z-index:60;
  display:flex;align-items:center;gap:8px;background:var(--ink);color:#fff;padding:12px 18px;
  border-radius:999px;font-weight:800;font-size:.86rem;box-shadow:0 10px 26px rgba(17,19,24,.3);
  border:1px solid rgba(255,255,255,.08);transition:transform .15s ease;
}
.floating-home:active{transform:scale(.96)}
.floating-home-dot{width:8px;height:8px;border-radius:50%;background:var(--sky);flex:none}

/* ── 히어로: 하늘색 그라데이션 밴드 + 시공 사진이 아주 옅게 비치는 배경 ── */
.hero-band{
  background-image:linear-gradient(180deg,rgba(234,242,254,.90) 0%,rgba(255,255,255,.95) 60%,#ffffff 100%),var(--hero-img,none);
  background-size:cover;
  background-position:center 30%;
  background-repeat:no-repeat;
  padding:38px 0 6px;
  border-bottom:1px solid var(--border);
}
.hero{max-width:900px;margin:0 auto;text-align:center}
.hero h1{font-size:clamp(1.8rem,5.8vw,2.85rem);line-height:1.22}
.hero .lead{font-size:1.06rem;color:var(--ink-soft);max-width:700px;margin:0 auto 18px}
.hero .meta-row{display:flex;flex-wrap:wrap;gap:8px;margin:0 0 20px;justify-content:center}
.badge{display:inline-block;background:var(--ink);color:#fff;font-size:.76rem;font-weight:700;padding:6px 13px;border-radius:999px;letter-spacing:.01em}
.badge.alt{background:#fff;color:var(--ink);border:1px solid var(--border)}
.hero-cta{display:flex;gap:10px;justify-content:center;flex-wrap:wrap;margin-bottom:28px}

/* ── 히어로 하단 요약 스탯 3칸 ── */
.stat-strip{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin:0 auto 30px;max-width:760px}
.stat-item{background:#fff;border:1px solid var(--border);border-radius:var(--radius-sm);padding:14px 8px;text-align:center;box-shadow:var(--shadow-sm)}
.stat-item .stat-num{display:block;font-size:1.1rem;font-weight:800;color:var(--ink);letter-spacing:-.02em}
.stat-item .stat-label{display:block;font-size:.72rem;color:var(--ink-mute);margin-top:3px;font-weight:600}

/* ── 섹션 헤더: 중앙정렬 + 작은 원형 도트 배지 ── */
.site-main{width:100%;padding-bottom:12px}
.section{padding:34px 0;max-width:920px;margin:0 auto}
.section-head{text-align:center;max-width:700px;margin:0 auto 22px}
.section-head .dot-badge{display:inline-flex;align-items:center;justify-content:center;width:30px;height:30px;border-radius:50%;background:var(--sky-soft);color:var(--sky);font-weight:800;font-size:.86rem;margin-bottom:10px}
.section h2{font-size:clamp(1.3rem,4.2vw,1.7rem);text-align:center}
.section .section-lead{color:var(--ink-mute);text-align:center;font-size:.96rem}
.section h3{font-size:1.08rem;color:var(--ink)}
.section-note{color:var(--ink-mute);font-size:.92rem}
.section-sub{font-size:1.02rem;color:var(--ink);margin:20px 0 8px;font-weight:800}
.section-intro{max-width:760px;margin:0 auto}

/* 사진 카드 공통 */
.photo-card,.site-photo,.swipe-item{background:#fff;border:1px solid var(--border);border-radius:16px;overflow:hidden;box-shadow:var(--shadow-sm)}
.photo-card img,.site-photo img,.swipe-item img{aspect-ratio:4/3;object-fit:cover;width:100%;height:auto;display:block}
.photo-card figcaption,.site-photo figcaption,.swipe-item figcaption{padding:8px 10px;font-size:.76rem;font-weight:700;color:var(--ink);text-align:center;background:#fff;border-top:1px solid var(--border)}

/* BEFORE/AFTER 쇼케이스 */
.photo-showcase{margin:0 auto 6px;max-width:640px}
.photo-showcase-caption{font-size:.88rem;color:var(--ink-mute);margin-bottom:10px;text-align:center}
.photo-showcase-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:10px}
.ba-card{position:relative}
.ba-card .ba-label{position:absolute;top:8px;left:8px;z-index:2;padding:3px 11px;border-radius:999px;font-size:.64rem;font-weight:800;letter-spacing:.03em;box-shadow:0 2px 6px rgba(0,0,0,.18)}
.ba-before{background:var(--ink);color:#fff}
.ba-after{background:var(--sky);color:#fff}

/* 본문 중간 현장시공 사진 */
.site-photo{margin:0 auto;max-width:320px}
.site-photo-row{display:grid;grid-template-columns:repeat(2,1fr);gap:10px;margin:16px auto 4px;max-width:600px}
.site-photo-row .site-photo{max-width:none}
.photo-card-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:10px;max-width:860px;margin:16px auto 4px}
@media(min-width:768px){.photo-card-grid{grid-template-columns:repeat(4,1fr)}}
.section-pair{display:flex;flex-wrap:wrap;gap:22px;justify-content:center;align-items:flex-start;max-width:900px;margin:18px auto 4px}
.section-pair>*{margin:0;flex:1 1 300px;max-width:420px}
@media(max-width:600px){.section-pair{flex-direction:column;align-items:center}}

/* 스와이프 캐러셀 (가로로 스르륵 넘기는 사진 갤러리) */
.swipe-section{margin:18px auto 4px;max-width:860px}
.swipe-caption{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:6px 10px;font-size:.86rem;color:var(--ink-mute);margin-bottom:9px}
.swipe-caption .swipe-hint{font-size:.76rem;color:var(--sky);font-weight:700;white-space:nowrap}
.swipe-gallery{display:flex;gap:10px;overflow-x:auto;scroll-snap-type:x mandatory;-webkit-overflow-scrolling:touch;padding-bottom:6px;scrollbar-width:none}
.swipe-gallery::-webkit-scrollbar{display:none}
.swipe-item{flex:0 0 68%;max-width:230px;scroll-snap-align:start}
@media(min-width:768px){.swipe-item{flex-basis:220px}}

/* 체크리스트 */
.check-list{list-style:none;padding:0;margin:0 0 1em}
.check-list li{position:relative;padding:13px 16px 13px 46px;background:#fff;border:1px solid var(--border);border-radius:var(--radius-sm);margin-bottom:9px;box-shadow:var(--shadow-sm)}
.check-list li::before{content:"";position:absolute;left:14px;top:50%;transform:translateY(-50%);width:22px;height:22px;border-radius:50%;background:var(--sky-soft)}
.check-list li::after{content:"";position:absolute;left:20px;top:calc(50% - 2px);width:6px;height:10px;border-right:2px solid var(--sky);border-bottom:2px solid var(--sky);transform:translateY(-65%) rotate(45deg)}

/* 안내 박스 */
.info-box{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:22px;box-shadow:var(--shadow);margin:16px 0}
.info-box.dark{background:var(--ink);color:#eef0f4;border:none}
.info-box.dark h3{color:#fff}
.info-box.sky{background:linear-gradient(135deg,var(--sky),#1c4fc4);color:#fff;border:none}

/* 전문가 팁 박스 */
.tip-box{background:var(--sky-soft);border:1.5px dashed var(--sky-line);border-radius:14px;padding:16px 18px;margin:18px 0}
.tip-box .tip-label{display:inline-block;background:var(--sky);color:#fff;font-size:.72rem;font-weight:800;padding:3px 11px;border-radius:999px;margin-bottom:9px;letter-spacing:.02em}
.tip-box p{margin:0;color:var(--ink-soft)}

/* 프로세스 단계 (2번째=현재 카드 강조, 참고 레이아웃) */
.process-list{list-style:none;padding:0;counter-reset:step}
.process-list li{counter-increment:step;position:relative;padding:16px 16px 16px 58px;background:#fff;border:1px solid var(--border);border-radius:var(--radius-sm);margin-bottom:11px;box-shadow:var(--shadow-sm)}
.process-list li::before{content:counter(step);position:absolute;left:16px;top:50%;transform:translateY(-50%);width:30px;height:30px;background:var(--ink);color:#fff;border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:.9rem}
.process-list li.is-key{background:linear-gradient(135deg,var(--sky),#1c4fc4);border-color:transparent;color:#fff}
.process-list li.is-key::before{background:#fff;color:var(--sky)}
.process-list li.is-key strong{color:#fff}
.process-list li.is-key .step-note{color:#dfe9fd}
.process-list strong{color:var(--ink)}
.process-list .step-note{display:block;margin-top:4px;color:var(--ink-mute);font-size:.88rem}

/* 체크포인트 3카드 */
.check3-grid{display:grid;grid-template-columns:1fr;gap:10px;margin:16px 0}
.check3-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius-sm);padding:18px}
.check3-card .icon-dot{display:inline-flex;align-items:center;justify-content:center;width:34px;height:34px;border-radius:50%;background:var(--sky-soft);color:var(--sky);font-weight:800;margin-bottom:10px}
.check3-card h4{margin:0 0 6px;color:var(--ink);font-size:.98rem;font-weight:800}
.check3-card p{margin:0;color:var(--ink-mute);font-size:.88rem;line-height:1.65}
@media(min-width:768px){.check3-grid{grid-template-columns:repeat(3,1fr)}}

/* 점 불릿 리스트 */
.dot-list{list-style:none;padding:0;margin:0 0 1em}
.dot-list li{display:flex;gap:10px;margin-bottom:.6em;color:var(--ink-soft);font-size:.96rem;line-height:1.6}
.dot-list li::before{content:"";flex:none;width:7px;height:7px;border-radius:50%;background:var(--sky);margin-top:.55em}

/* 비교/선택 카드 */
.compare-grid{display:grid;grid-template-columns:1fr;gap:12px;margin:16px 0}
.compare-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius-sm);padding:18px;box-shadow:var(--shadow-sm)}
.compare-card h4{margin:0 0 6px;font-size:1rem;color:var(--ink);font-weight:800}
.compare-card p{margin:0;color:var(--ink-mute);font-size:.92rem}
@media(min-width:768px){.compare-grid{grid-template-columns:repeat(2,1fr)}}

/* 표 (비용 안내) */
.table-wrap{overflow-x:auto;border-radius:var(--radius);box-shadow:var(--shadow);border:1px solid var(--border)}
table{width:100%;border-collapse:collapse;background:#fff;font-size:.95rem;min-width:480px}
table caption{caption-side:top;text-align:left;padding:14px 16px;font-weight:800;background:var(--ink);color:#fff}
th,td{padding:13px 16px;text-align:left;border-bottom:1px solid var(--border)}
thead th{background:var(--sky-soft);color:var(--ink);font-weight:800}
tbody tr:last-child td{border-bottom:none}
tbody tr:nth-child(even){background:var(--panel)}

/* FAQ */
.faq-section{padding:30px 0;max-width:920px;margin:0 auto}
.faq-item{max-width:820px;margin:0 auto 10px;background:#fff;border:1px solid var(--border);border-radius:var(--radius-sm);padding:15px 18px;box-shadow:var(--shadow-sm)}
.faq-item[open]{padding-bottom:16px}
.faq-q{list-style:none;margin:0;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:12px}
.faq-q::-webkit-details-marker{display:none}
.faq-q h3{margin:0;font-size:1rem;color:var(--ink);font-weight:800}
.faq-q::after{content:"+";flex:none;width:26px;height:26px;border-radius:50%;background:var(--sky-soft);color:var(--sky);font-weight:800;font-size:1rem;display:flex;align-items:center;justify-content:center;transition:transform .2s ease}
.faq-item[open] .faq-q::after{content:"\2212";transform:rotate(180deg)}
.faq-a{margin:10px 0 0;color:var(--ink-soft)}

/* 버튼 */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:15px 24px;border-radius:999px;font-weight:800;font-size:1rem;border:none;cursor:pointer;transition:transform .15s ease,box-shadow .15s ease}
.btn-primary{background:var(--ink);color:#fff}
.btn-outline{background:#fff;border:1.5px solid var(--border);color:var(--ink)}
.btn-sky{background:var(--sky);color:#fff}
.btn-block{width:100%}
.btn-lg{padding:18px 26px;font-size:1.06rem}
.btn:active{transform:scale(.98)}
.consult-cta{margin:30px auto;max-width:420px;text-align:center}
.consult-cta p{color:var(--ink-mute);font-size:.9rem;margin-top:10px}

/* 카드 내비게이션 */
.nav-cards-section{padding:38px 0;background:var(--panel);border-top:1px solid var(--border);border-bottom:1px solid var(--border)}
.nav-cards-title{font-size:1.2rem;margin-bottom:16px;text-align:center}
.nav-cards-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:13px}
.nav-card{display:block;border-radius:var(--radius);overflow:hidden;background:var(--ink);box-shadow:var(--shadow);position:relative;transition:transform .18s ease,box-shadow .18s ease}
.nav-card:hover{transform:translateY(-3px);box-shadow:0 14px 30px rgba(17,19,24,.22)}
.nav-card-thumb{display:block;width:100%;aspect-ratio:4/3;background-size:cover;background-position:center;filter:brightness(.62)}
.nav-card-label{position:absolute;left:12px;bottom:34px;color:#fff;font-weight:800;font-size:.96rem}
.nav-card-desc{position:absolute;left:12px;bottom:12px;color:#bcd3fb;font-size:.75rem;font-weight:600}

/* 푸터 */
.site-footer{background:var(--ink);color:#c6cad3;padding:40px 0 calc(26px + 56px + env(safe-area-inset-bottom,0px));text-align:center}
.footer-cta{margin-bottom:26px}
.footer-biz{border-top:1px solid #2b2e37;padding-top:20px;margin-bottom:16px}
.footer-biz-name{color:#fff;font-weight:800;font-size:1.05rem;margin-bottom:8px}
.footer-biz-list{list-style:none;padding:0;margin:0 auto;font-size:.88rem;color:#a7abb6;display:inline-block;text-align:left}
.footer-biz-list li{margin-bottom:4px}
.footer-biz-list a{color:#8fb4f7;text-decoration:underline}
.footer-copy{font-size:.78rem;color:#7b7f8a;margin:0;border-top:1px solid #2b2e37;padding-top:16px}

/* 모바일 하단 고정 CTA 바 */
.mobile-cta-bar{position:fixed;left:0;right:0;bottom:0;z-index:70;display:flex;gap:8px;padding:10px 14px calc(10px + env(safe-area-inset-bottom,0px));background:#fff;border-top:1px solid var(--border);box-shadow:0 -6px 20px rgba(17,19,24,.08)}
.mobile-cta-bar a{flex:1;display:flex;align-items:center;justify-content:center;gap:6px;padding:13px 10px;border-radius:999px;font-weight:800;font-size:.92rem}
.mobile-cta-bar .cta-call{background:var(--ink);color:#fff}
.mobile-cta-bar .cta-sms{background:var(--sky-soft);color:var(--sky)}

/* 상담페이지 전용 */
.contact-actions{display:grid;grid-template-columns:1fr;gap:12px;margin:20px auto;max-width:640px}
.contact-hours{color:var(--ink-mute);font-size:.92rem;max-width:640px;margin:0 auto 1em;text-align:center}

/* ══════════════════════════════════════════════
   반응형: 기본(미지정)=모바일(768px 이하) 1~2열 세로 전환.
   min-width:768px 이상부터 다열 레이아웃으로 확장.
   ══════════════════════════════════════════════ */
@media(min-width:768px){
  .nav-cards-grid{grid-template-columns:repeat(3,1fr)}
  .contact-actions{grid-template-columns:1fr 1fr}
  .hero-cta{flex-wrap:nowrap}
  .wrap{padding:0 32px}
  .mobile-cta-bar{display:none}
  .floating-home{display:none}
}
@media(min-width:900px){
  body{font-size:16.5px}
  .hero-band{padding:58px 0 10px}
  .nav-cards-grid{grid-template-columns:repeat(5,1fr)}
}
@media(min-width:1380px){
  .wrap{padding:0}
}