/* ===== 강마루교체 FINERO — 디자인 토큰: "정밀 진단/수선 명세서" 아이덴티티 =====
   목재 브라운톤을 의도적으로 배제. 실측 마킹선(그리스펜슬 레드)·작업지시서 종이·
   도면 모노스페이스 라벨 시스템에서 출발한 팔레트/타입. */
/* @import는 CSS 스펙상 다른 규칙보다 반드시 먼저 와야 한다 — :root 뒤에 있으면 브라우저가 무시함 */
@import url("https://fonts.googleapis.com/css2?family=IBM+Plex+Sans+KR:wght@500;600;700&display=swap");

:root {
  --color-primary:        #1a1d1b;   /* ink — 그래파이트 차콜, 그린 기미 */
  --color-primary-dark:   #10130f;
  --color-on-primary:     #ffffff;
  --color-muted-on-dark:  #a9ac9e;

  --color-accent:         #d6401e;   /* marker — 차이나마커 레드, 실측 마킹선 컬러 */
  --color-accent-hover:   #ea5a33;
  --color-tape:           #2c5f73;   /* tape — 청테이프 블루, 보조 액센트 */

  --text-on-light:        #1a1d1b;
  --text-on-dark:         #ffffff;
  --color-text:           #1a1d1b;
  --color-text-muted:     #5a5c52;

  --color-bg:             #edebe1;   /* paper — 작업지시서 종이톤 */
  --color-bg-alt:         #e4e1d3;
  --color-bg-subtle:      #e9e7db;

  --color-border:         #d3cfbd;
  --color-border-strong:  #6b6a5e;

  --color-success:        #4ade80;
  --color-footer-bg:      #12140f;

  --font-body: "Pretendard";
  --font-caps: "IBM Plex Sans KR";

  --container-max: 1200px;
  --container-pad: clamp(20px, 4.5vw, 56px);
  --radius: 4px;
  --ease: cubic-bezier(.22, 1, .36, 1);
}

@font-face {
  font-family: "Pretendard";
  src: url("https://cdn.jsdelivr.net/npm/pretendard@1.3.9/dist/web/variable/woff2/PretendardVariable.woff2") format("woff2-variations");
  font-weight: 100 900;
  font-display: swap;
}

/* 모션 감도 설정 사용자는 전 애니메이션을 즉시 종료 상태로 (필수) */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body, p, h1, h2, h3, h4, h5, h6, li, td, th, a, span, div, button {
  word-break: keep-all;
  overflow-wrap: break-word;
}
body {
  margin: 0; font-family: var(--font-body); font-size: 16px; line-height: 1.6;
  color: var(--color-text); background: var(--color-bg);
  padding-bottom: 0;
  overflow-x: hidden;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
:focus-visible { outline: 2px solid var(--color-accent); outline-offset: 3px; }
.wrap { max-width: var(--container-max); margin: 0 auto; padding: 0 var(--container-pad); }

h1 { font-size: clamp(1.9rem, 4vw, 2.8rem); font-weight: 800; letter-spacing: -0.02em; margin: 0 0 12px; }
h2 { font-size: clamp(1.4rem, 2.8vw, 2rem); font-weight: 800; letter-spacing: -0.015em; margin: 0 0 16px; }
h3 { font-size: clamp(1.05rem, 1.6vw, 1.3rem); font-weight: 600; margin: 0 0 8px; }
.caps-label {
  font-family: var(--font-caps); text-transform: uppercase; letter-spacing: .05em;
  font-size: .72rem; font-weight: 600; color: var(--color-accent);
  display: inline-flex; align-items: center; gap: 8px;
}
/* 시그니처: 실측 마킹선 스크리블 — 모든 eyebrow 라벨 앞에 반복 */
.caps-label::before {
  content: '';
  width: 22px; height: 9px; flex-shrink: 0;
  background: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 44 18'><path d='M2 13 Q 8 3, 14 11 T 26 9 Q 32 4, 38 12 T 42 8' fill='none' stroke='%23d6401e' stroke-width='3' stroke-linecap='round'/></svg>") no-repeat center/contain;
}

section { padding: clamp(48px, 8vw, 96px) 0; }

/* 인트로 콜아웃 — 도입부 줄글을 카드처럼 담아 시각적으로 분리 */
.intro-callout {
  max-width: 700px; margin-top: 16px; padding: 22px 26px;
  background: var(--color-bg-alt); border-left: 4px solid var(--color-accent);
  border-radius: var(--radius); color: var(--color-text-muted); font-size: 1.02rem;
}
.intro-callout p { margin: 0 0 12px; }
.intro-callout p:last-child { margin-bottom: 0; }
.section-alt { background: var(--color-bg-alt); }

/* ===== 버튼 ===== */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 13px 26px; min-height: 46px; border-radius: var(--radius);
  font-family: var(--font-caps); text-transform: uppercase; font-size: 13px; font-weight: 600;
  letter-spacing: .04em; border: none; cursor: pointer; transition: .2s var(--ease);
}
.btn-lg { padding: 18px 40px; min-height: 60px; font-size: 15px; min-width: 220px; }
.btn-primary { background: var(--color-accent); color: #fff; }
.btn-outline { background: transparent; border: 1px solid var(--color-border-strong); color: var(--text-on-light); }
.btn-dark { background: var(--color-primary); color: #fff; }
@media (hover: hover) and (pointer: fine) {
  .btn-primary:hover { background: var(--color-accent-hover); }
  .btn-outline:hover { border-color: var(--color-accent); color: var(--color-accent); }
  .btn-dark:hover { background: var(--color-primary-dark); }
}
.btn:active { transform: scale(.97); }

/* ===== 헤더 ===== */
.hdr {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100; height: 64px;
  background: rgba(250,247,243,.92); backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--color-border);
  display: flex; align-items: center;
}
.hdr-inner { display: flex; align-items: center; justify-content: space-between; width: 100%; }
.hdr-logo { font-family: var(--font-caps); font-weight: 700; font-size: 1.1rem; color: var(--color-primary); }
.hdr-logo span { color: var(--color-accent); }
.hdr-nav { display: none; gap: 28px; font-size: .92rem; font-weight: 500; }
.hdr-cta { display: none; }
.hdr-burger { display: flex; flex-direction: column; gap: 5px; background: none; border: none; cursor: pointer; padding: 8px; }
.hdr-burger span { width: 24px; height: 2px; background: var(--color-primary); }
main { padding-top: 64px; }

#mob-nav {
  position: fixed; inset: 64px 0 0 0; background: var(--color-bg); z-index: 99;
  transform: translateX(100%); transition: transform .3s var(--ease); overflow-y: auto;
}
#mob-nav.open { transform: translateX(0); }
#mob-nav ul { list-style: none; margin: 0; padding: 24px var(--container-pad); display: flex; flex-direction: column; gap: 4px; }
#mob-nav a { display: block; padding: 14px 4px; border-bottom: 1px solid var(--color-border); font-weight: 600; }

@media (min-width: 900px) {
  .hdr-nav { display: flex; }
  .hdr-cta { display: block; }
  .hdr-burger { display: none; }
}

/* ===== 히어로 — 사진이 1순위, 텍스트는 사진을 가리지 않는다 =====
   드래그 비교 슬라이더를 방해 없이 꽉 채워 보여주고, 카피는 그 아래 별도 밴드에서 이어받는다. */
.hero-visual { width: 100%; overflow: hidden; }
.hero-visual .ba-slider {
  width: 100%; height: clamp(320px, 66vh, 620px);
  aspect-ratio: auto; border-radius: 0;
}
.hero-intro { background: var(--color-primary); color: #fff; padding: 32px 0; }
.hero-intro h1 { color: #fff; }
.hero-intro .hero-sub { color: var(--color-muted-on-dark); font-size: 1.02rem; margin-bottom: 20px; max-width: 560px; }
.hero-actions { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 20px; }

/* 히어로 진입 시퀀스 (최초 1회, 로드 시 재생 — 스크롤 반복 없음) */
@keyframes hero-enter { from { opacity: 0; transform: translateY(16px); filter: blur(6px); } to { opacity: 1; transform: translateY(0); filter: blur(0); } }
.hero-intro .wrap > * { animation: hero-enter .7s var(--ease) backwards; }
.hero-intro .wrap > .caps-label   { animation-delay: .05s; }
.hero-intro .wrap > h1             { animation-delay: .12s; }
.hero-intro .wrap > .hero-sub      { animation-delay: .24s; }
.hero-intro .wrap > .hero-actions  { animation-delay: .36s; }
.hero-intro .wrap > p:last-child   { animation-delay: .46s; }

/* 스크롤 진행률 바 (기능적 표시 — 장식 아님) */
.scroll-progress {
  position: fixed; top: 0; left: 0; height: 3px; width: 100%;
  background: var(--color-accent); transform: scaleX(0); transform-origin: left;
  z-index: 200; transition: transform .1s linear;
}

/* ===== 신뢰 배지 ===== */
.trust-strip { display: flex; flex-wrap: wrap; gap: 12px; }
.trust-badge {
  flex: 1 1 200px; border: 1px solid var(--color-border); border-radius: var(--radius);
  padding: 20px; background: var(--color-bg);
}

/* ===== 카드 그리드 ===== */
.dp-g2  { display:grid; grid-template-columns:1fr 1fr; gap:24px }
.dp-g3  { display:grid; grid-template-columns:repeat(3,1fr); gap:20px }
.dp-g4  { display:grid; grid-template-columns:repeat(4,1fr); gap:20px }
.dp-stat3 { display:grid; grid-template-columns:repeat(3,1fr); gap:32px; text-align:center; align-items:center }
@media(max-width:900px) { .dp-g4 { grid-template-columns:repeat(2,1fr); } }
@media(max-width:768px) { .dp-g2,.dp-g3,.dp-g4 { grid-template-columns:1fr } }
@media(max-width:600px) { .dp-stat3 { grid-template-columns:1fr; gap:16px } }

.card {
  border: 1px solid var(--color-border); background: var(--color-bg); overflow: hidden;
  border-radius: var(--radius);
  transition: border-color .2s, box-shadow .2s;
}
@media (hover: hover) and (pointer: fine) {
  .card:hover { border-color: var(--color-accent); box-shadow: 0 8px 24px rgba(27,20,15,.08); }
  .card:hover img { transform: scale(1.04); }
}
.card img { aspect-ratio: 16/9; object-fit: cover; transition: transform .5s var(--ease); }
.card-body { padding: 18px 20px; }
.card-badges { display:flex; flex-wrap:wrap; gap:8px; margin-bottom: 10px; }
@media(max-width:768px) { .card-badges { flex-direction:column; align-items:flex-start; gap:6px; } }
.badge {
  font-family: var(--font-caps); font-size: .68rem; text-transform: uppercase; letter-spacing: .05em;
  padding: 4px 10px; border-radius: 999px; background: var(--color-bg-alt); color: var(--color-text-muted);
}

/* ===== 프로세스 (연결선 필수 구조) ===== */
.proc-list { display:flex; list-style:none; margin:0; padding:0 }
.proc-step { flex:1; position:relative; padding:0 12px; text-align:center }
.proc-step:not(:last-child)::after {
  content:''; position:absolute; top:24px; left:50%; width:100%; height:2px;
  background: var(--color-border); z-index:0;
}
.proc-num {
  position:relative; z-index:1; margin:0 auto 12px; width:48px; height:48px;
  border-radius:50%; display:flex; align-items:center; justify-content:center;
  background: var(--color-primary); color: #fff; font-family: var(--font-caps); font-weight: 700;
}
@media(max-width:768px) {
  .proc-list { flex-direction:column; gap:10px }
  .proc-step { padding:24px 0 }
  .proc-step::after { display:none }
}

/* ===== 출장가능지역 ===== */
.area-list { display: flex; flex-wrap: wrap; gap: 12px; }
.area-chip {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--color-bg); border: 1px solid var(--color-border); border-radius: 999px;
  padding: 10px 20px; font-size: .92rem; font-weight: 600; color: var(--color-text);
  transition: border-color .2s var(--ease), transform .2s var(--ease);
}
.area-dot { width: 6px; height: 6px; border-radius: 50%; background: var(--color-accent); flex-shrink: 0; }
@media (hover: hover) and (pointer: fine) {
  .area-chip:hover { border-color: var(--color-accent); transform: translateY(-2px); }
}

/* ===== FAQ 아코디언 ===== */
.faq-item { border-bottom: 1px solid var(--color-border); }
.faq-q {
  width: 100%; text-align: left; background: none; border: none; padding: 18px 4px;
  font-weight: 600; font-size: 1rem; cursor: pointer; display: flex; justify-content: space-between; gap: 12px;
  color: var(--text-on-light);
}
.faq-q::after { content: '+'; font-size: 1.3rem; color: var(--color-accent); flex-shrink: 0; }
.faq-item.open .faq-q::after { content: '−'; }
.faq-a { max-height: 0; overflow: hidden; transition: max-height .3s var(--ease); color: var(--color-text-muted); }
.faq-a p { padding: 0 4px 18px; margin: 0; }

/* ===== 비교표/타임라인 ===== */
.tbl-wrap { overflow-x: auto; }
table.dp-table { width: 100%; border-collapse: collapse; min-width: 480px; }
table.dp-table th, table.dp-table td { border: 1px solid var(--color-border); padding: 12px 14px; text-align: left; font-size: .92rem; }
table.dp-table th { background: var(--color-bg-alt); font-family: var(--font-caps); text-transform: uppercase; font-size: .74rem; letter-spacing: .04em; }

.timeline { border-left: 2px solid var(--color-border); padding-left: 24px; display: flex; flex-direction: column; gap: 24px; }
.timeline-item { position: relative; }
.timeline-item::before { content: ''; position: absolute; left: -29px; top: 4px; width: 10px; height: 10px; border-radius: 50%; background: var(--color-accent); }

/* ===== CTA 밴드 ===== */
.cta-band { background: var(--color-primary); color: #fff; text-align: center; }
.cta-band h2 { color: #fff; }
.cta-band p { color: var(--color-muted-on-dark); }

/* ===== 푸터 ===== */
.footer { background: var(--color-footer-bg); color: var(--color-muted-on-dark); padding: 56px 0 96px; }
.footer .wrap { display: grid; grid-template-columns: 1.3fr 1fr 1fr; gap: 40px; }
.footer h4 { color: #fff; font-family: var(--font-caps); text-transform: uppercase; font-size: .8rem; letter-spacing: .05em; margin-bottom: 14px; }
.footer ul { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 8px; }
.footer p { font-size: .88rem; line-height: 1.8; margin: 0 0 4px; }
@media(max-width:768px) { .footer .wrap { grid-template-columns: 1fr; gap: 28px; } }

/* ===== 모바일 스티키 CTA ===== */
#mob-bar {
  display: none; position: fixed; bottom: 0; left: 0; right: 0; z-index: 90;
  background: var(--color-primary); grid-template-columns: 1fr 1fr; gap: 1px;
}
#mob-bar a { color: #fff; text-align: center; padding: 16px 8px; font-weight: 600; font-family: var(--font-caps); text-transform: uppercase; font-size: .82rem; letter-spacing: .04em; }
#mob-bar a:last-child { background: var(--color-accent); }
@media(max-width:768px) { #mob-bar { display: grid; } body { padding-bottom: 64px; } }
#float-cta { display: none; }

.br-mobile { display: none; }
.br-desktop { display: inline; }
@media(max-width:768px) {
  .br-mobile { display: inline; }
  .br-desktop { display: none; }
}

/* ===== 스크롤 리빌 ===== */
.reveal {
  opacity: 0; transform: translateY(24px); filter: blur(6px);
  transition: opacity .6s var(--ease), transform .6s var(--ease), filter .6s var(--ease);
  transition-delay: calc(var(--i, 0) * 70ms);
}
.reveal.in { opacity: 1; transform: translateY(0); filter: blur(0); }

/* ===== 손상 유형 진단 카드 ===== */
.diag-card {
  display: flex; flex-direction: column; align-items: flex-start; gap: 10px;
  padding: 22px 20px; border: 1px solid var(--color-border); background: var(--color-bg);
  border-radius: var(--radius); transition: transform .25s var(--ease), border-color .25s var(--ease), box-shadow .25s var(--ease);
}
.diag-icon {
  width: 44px; height: 44px; border-radius: 50%; background: var(--color-bg-alt);
  display: flex; align-items: center; justify-content: center; font-size: 20px;
  color: var(--color-accent); flex-shrink: 0;
}
.diag-card .diag-arrow { margin-left: auto; color: var(--color-accent); font-family: var(--font-caps); }
.diag-card-row { display: flex; align-items: center; width: 100%; }
@media (hover: hover) and (pointer: fine) {
  .diag-card:hover { transform: translateY(-6px); border-color: var(--color-accent); box-shadow: 0 10px 28px rgba(27,20,15,.1); }
}
.diag-card:active { transform: translateY(-2px) scale(.98); }

/* 정합선(크롭마크) — 정밀 프레이밍 장치, 4개 코너 L자 브래킷 */
.crop-marks::after {
  content: ''; position: absolute; inset: 10px; z-index: 5; pointer-events: none;
  background-repeat: no-repeat;
  background-image:
    linear-gradient(#fff, #fff), linear-gradient(#fff, #fff),
    linear-gradient(#fff, #fff), linear-gradient(#fff, #fff),
    linear-gradient(#fff, #fff), linear-gradient(#fff, #fff),
    linear-gradient(#fff, #fff), linear-gradient(#fff, #fff);
  background-size: 16px 2px, 2px 16px, 16px 2px, 2px 16px, 16px 2px, 2px 16px, 16px 2px, 2px 16px;
  background-position:
    top left, top left, top right, top right,
    bottom left, bottom left, bottom right, bottom right;
  opacity: .85;
}

/* ===== Before/After 드래그 비교 슬라이더 ===== */
.ba-slider {
  position: relative; width: 100%; aspect-ratio: 16/9; overflow: hidden;
  border-radius: var(--radius); touch-action: pan-y; cursor: ew-resize;
}
.ba-slider img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; user-select: none; -webkit-user-drag: none; }
.ba-slider-after { z-index: 1; }
.ba-slider-before { z-index: 2; clip-path: inset(0 50% 0 0); }
.ba-slider-handle {
  position: absolute; top: 0; bottom: 0; left: 0; width: 0; z-index: 3;
  will-change: transform;
}
.ba-slider-handle::before {
  content: ''; position: absolute; top: 0; bottom: 0; left: -1.5px; width: 3px;
  background: var(--color-accent);
  box-shadow: 0 0 0 1.5px rgba(255,255,255,.9), 0 1px 8px rgba(0,0,0,.35);
}
.ba-slider-handle-btn {
  position: absolute; top: 50%; left: 0; transform: translate(-50%, -50%);
  width: 52px; height: 52px; border-radius: 50%; background: #fff;
  border: 3px solid var(--color-accent);
  box-shadow: 0 2px 16px rgba(0,0,0,.4); display: flex; align-items: center; justify-content: center;
  color: var(--color-primary); font-size: 22px; font-weight: 700; font-family: var(--font-caps);
}
@keyframes ba-hint { 0%,100% { transform: translate(-50%,-50%); } 50% { transform: translate(calc(-50% - 14px),-50%); } }
.ba-slider.hint .ba-slider-handle-btn { animation: ba-hint 1.1s var(--ease) 1; }

/* ===== 모바일 가로 스와이프 쇼케이스 (데스크톱은 기존 그리드 유지) ===== */
@media (max-width: 768px) {
  .showcase-scroll {
    display: flex; gap: 16px; overflow-x: auto; scroll-snap-type: x mandatory;
    padding-bottom: 10px; margin: 0 calc(var(--container-pad) * -1); padding-left: var(--container-pad); padding-right: var(--container-pad);
  }
  .showcase-scroll .card { scroll-snap-align: start; flex: 0 0 80%; }
}

/* ===== 카운터 ===== */
.counter-num { font-family: var(--font-caps); font-weight: 700; }