@charset "utf-8";
/* ==================================================================
   용진테크 홈페이지 — 초안 (2026-09-28)

   색은 모두 회사 로고에서 나왔습니다.
      파랑   #1b70af  (YJ 글자)
      주황   #ff8c2b  (J 위의 날개)
      빨강   #b7282e  (Y 의 왼쪽 날개)
   바탕의 짙은 강철색은 제품 사진(검은 바탕 위 금속)과 이어지도록 골랐습니다.
   글자색은 바탕과의 명암비를 계산해 4.5:1 이상만 썼습니다.
   ================================================================== */

@font-face{ font-family:"Pretendard"; font-style:normal; font-weight:400; font-display:swap;
  src:url("fonts/Pretendard-Regular.woff2") format("woff2"); }
@font-face{ font-family:"Pretendard"; font-style:normal; font-weight:500 600; font-display:swap;
  src:url("fonts/Pretendard-Medium.woff2") format("woff2"); }
@font-face{ font-family:"Pretendard"; font-style:normal; font-weight:700; font-display:swap;
  src:url("fonts/Pretendard-Bold.woff2") format("woff2"); }

:root{
  /* 로고 원색 */
  --blue:        #1b70af;   /* 버튼·링크 (흰 글자 5.3:1) */
  --blue-dark:   #155a8d;
  --blue-soft:   #eaf2f9;
  --blue-on-dark:#5aa7e0;   /* 어두운 바탕 위 파랑 글자 (7.2:1) */
  --amber:       #ff8c2b;   /* 어두운 바탕 위 강조 (7.8:1) — 밝은 바탕 글자에는 쓰지 않음 */
  --amber-ink:   #a1500c;   /* 밝은 바탕 위 주황 글자 (5.7:1) */
  --red:         #b7282e;   /* 필수 표시·오류 (6.3:1) */

  /* 강철 — 어두운 바탕 */
  --steel-950:   #0a0e13;
  --steel-900:   #0d1117;
  --steel-850:   #121821;
  --steel-800:   #161d27;
  --steel-700:   #202a36;
  --on-dark:     #e8edf2;
  --on-dark-2:   #a9b4c0;   /* 9.0:1 */
  --on-dark-3:   #7d8997;   /* 5.3:1 */

  /* 밝은 바탕 */
  --ink:         #14191f;
  --ink-2:       #4a5360;   /* 7.8:1 */
  --ink-3:       #646d79;   /* 5.2:1 */
  --bg:          #ffffff;
  --bg-soft:     #f4f6f8;
  --line:        #e3e7ec;
  --line-strong: #cfd6de;

  --radius:      10px;
  --radius-lg:   16px;
  --shadow:      0 1px 2px rgba(13,17,23,.06), 0 10px 28px rgba(13,17,23,.09);
  --shadow-lg:   0 2px 6px rgba(13,17,23,.10), 0 28px 70px rgba(13,17,23,.28);

  --container:   1200px;
  --gutter:      24px;
  --header-h:    72px;

  --font: "Pretendard", -apple-system, BlinkMacSystemFont, "Apple SD Gothic Neo",
          "Malgun Gothic", "맑은 고딕", "Noto Sans KR", system-ui, sans-serif;
}

/* ---------- 기본 ---------- */
*,*::before,*::after{ box-sizing:border-box; }
html{ scroll-behavior:smooth; -webkit-text-size-adjust:100%;
  scroll-padding-top:calc(var(--header-h) + 16px); }
body{
  margin:0; font-family:var(--font); color:var(--ink); background:var(--bg);
  font-size:16px; line-height:1.7; letter-spacing:-.01em;
  -webkit-font-smoothing:antialiased; word-break:keep-all; overflow-wrap:break-word;
}
img{ max-width:100%; height:auto; display:block; }
a{ color:var(--blue); text-decoration:none; }
a:hover{ text-decoration:underline; }
h1,h2,h3{ margin:0; line-height:1.3; letter-spacing:-.025em; font-weight:700; }
p{ margin:0; }
ul,ol{ margin:0; padding:0; list-style:none; }
button{ font:inherit; }
:focus-visible{ outline:3px solid var(--amber); outline-offset:2px; border-radius:4px; }

.sr-only{ position:absolute; width:1px; height:1px; padding:0; margin:-1px; overflow:hidden;
  clip:rect(0,0,0,0); white-space:nowrap; border:0; }
.skip{ position:absolute; left:16px; top:-60px; z-index:100; background:var(--amber); color:var(--steel-900);
  padding:10px 16px; border-radius:8px; font-weight:700; }
.skip:focus{ top:12px; text-decoration:none; }

.container{ width:100%; max-width:calc(var(--container) + var(--gutter) * 2);
  margin:0 auto; padding:0 var(--gutter); }
.container--narrow{ max-width:calc(880px + var(--gutter) * 2); }

/* ---------- 헤더 ---------- */
.header{
  position:sticky; top:0; z-index:50;
  background:rgba(13,17,23,.94);
  -webkit-backdrop-filter:saturate(140%) blur(10px); backdrop-filter:saturate(140%) blur(10px);
  border-bottom:1px solid rgba(255,255,255,.07);
  transition:box-shadow .2s;
}
.header.is-scrolled{ box-shadow:0 8px 28px rgba(0,0,0,.35); }
.header__inner{ height:var(--header-h); display:flex; align-items:center; gap:24px; }
.brand{ display:flex; align-items:center; flex:none; }
.brand img{ height:40px; width:auto; }

.nav{ margin-left:auto; display:flex; align-items:center; gap:18px; }
.nav__list{ display:flex; gap:16px; }   /* 항목 사이 (글자 사이 약 44px) */
.nav__list a{
  position:relative; display:block; padding:8px 14px; border-radius:8px;
  color:var(--on-dark-2); font-weight:600; font-size:15.5px;
}
.nav__list a:hover{ color:#fff; background:rgba(255,255,255,.06); text-decoration:none; }
.nav__list a.is-active{ color:#fff; }
.nav__list a.is-active::after{
  content:""; position:absolute; left:14px; right:14px; bottom:1px; height:2px;
  background:var(--amber); border-radius:2px;
}

.nav-toggle{
  display:none; margin-left:auto; position:relative; width:44px; height:44px;
  border:0; border-radius:8px; background:transparent; cursor:pointer;
}
.nav-toggle__bar,
.nav-toggle__bar::before,
.nav-toggle__bar::after{
  position:absolute; left:11px; width:22px; height:2px; background:#fff; border-radius:2px;
  transition:transform .2s, background .2s;
}
.nav-toggle__bar{ top:21px; }
.nav-toggle__bar::before,
.nav-toggle__bar::after{ content:""; left:0; }
.nav-toggle__bar::before{ top:-7px; }
.nav-toggle__bar::after{ top:7px; }
.menu-open .nav-toggle__bar{ background:transparent; }
.menu-open .nav-toggle__bar::before{ transform:translateY(7px) rotate(45deg); }
.menu-open .nav-toggle__bar::after{ transform:translateY(-7px) rotate(-45deg); }

/* ---------- 버튼 ---------- */
.btn{
  display:inline-flex; align-items:center; justify-content:center; gap:8px;
  padding:11px 20px; border:1px solid transparent; border-radius:var(--radius);
  font-weight:700; font-size:15.5px; line-height:1.2; white-space:nowrap; cursor:pointer;
  transition:background .15s, border-color .15s, color .15s;
}
.btn:hover{ text-decoration:none; }
.btn--lg{ padding:14px 26px; font-size:16.5px; }
.btn--primary{ background:var(--blue); color:#fff; }
.btn--primary:hover{ background:var(--blue-dark); }
.btn--ghost-light{ border-color:rgba(255,255,255,.3); color:#fff; }
.btn--ghost-light:hover{ border-color:#fff; background:rgba(255,255,255,.07); }
.btn--line{ border-color:var(--line-strong); background:#fff; color:var(--ink); }
.btn--line:hover{ border-color:var(--ink-3); }
.btn--accent{ background:var(--amber); color:var(--steel-900); }
.btn--accent:hover{ background:#ffa14f; }

/* ---------- 공통 구획 ---------- */
.eyebrow{
  display:flex; align-items:center; gap:10px; margin-bottom:12px;
  font-size:13px; font-weight:700; letter-spacing:.14em; color:var(--blue);
}
.eyebrow::before{ content:""; width:22px; height:2px; background:var(--amber); flex:none; }
.eyebrow--light{ color:var(--blue-on-dark); }

.section{ padding:96px 0; }
.section--soft{ background:var(--bg-soft); }
.section--dark{ background:var(--steel-900); color:var(--on-dark); }
.section__head{ max-width:760px; margin-bottom:40px; }
.section__head--split{ max-width:none; display:flex; align-items:flex-end; justify-content:space-between; gap:24px; }
.section__head--wide{ max-width:none; }   /* 설명 문장을 넓은 화면에서 한 줄로 */
.section__title{ font-size:clamp(27px, 3.3vw, 40px); letter-spacing:-.032em; }
.section__lead{ margin-top:12px; color:var(--ink-2); font-size:17px; }
.section--dark .section__title{ color:#fff; }
.section--dark .section__lead{ color:var(--on-dark-2); }
.link-more{ flex:none; font-weight:700; }

/* ---------- 첫 화면 ---------- */
.hero{
  position:relative; overflow:hidden; padding:72px 0 92px; color:var(--on-dark);
  background:
    radial-gradient(900px 520px at 8% -5%, rgba(27,112,175,.30), transparent 62%),
    radial-gradient(700px 440px at 96% 88%, rgba(255,140,43,.12), transparent 62%),
    var(--steel-900);
}
.hero::before,
.pagehead::before{
  content:""; position:absolute; inset:0; pointer-events:none;
  background-image:
    linear-gradient(rgba(255,255,255,.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.035) 1px, transparent 1px);
  background-size:40px 40px;
  -webkit-mask-image:linear-gradient(to bottom, #000 30%, transparent);
          mask-image:linear-gradient(to bottom, #000 30%, transparent);
}
.hero__inner{
  position:relative; display:grid; grid-template-columns:minmax(0, 1fr) minmax(0, 1.05fr);
  gap:48px; align-items:center;
}
.hero__title{
  font-size:clamp(34px, 4.6vw, 58px); line-height:1.18; letter-spacing:-.035em; color:#fff;
}
.hero__title em{ font-style:normal; color:var(--amber); }
.hero__lead{ margin-top:22px; font-size:clamp(17px, 1.7vw, 20px); font-weight:500; line-height:1.65; color:var(--on-dark); }
/* 정직 · 내구성 · 고품질 표시 */
.hero__values{ margin-top:26px; display:flex; flex-wrap:wrap; gap:10px; }
.hero__values li{
  display:inline-flex; align-items:center; gap:10px; padding:9px 16px 9px 14px;
  border:1px solid rgba(255,255,255,.15); border-radius:999px; background:rgba(255,255,255,.035);
}
.hero__values li::before{ content:""; width:8px; height:8px; background:var(--amber); rotate:45deg; }
.hero__values b{ color:#fff; font-size:16px; letter-spacing:-.01em; }
.hero__values span{ color:var(--on-dark-3); font-size:11.5px; font-weight:700; letter-spacing:.12em; text-transform:uppercase; }
.hero__actions{ margin-top:32px; display:flex; flex-wrap:wrap; gap:12px; }
.hero__tel{
  margin-top:22px; display:flex; flex-wrap:wrap; align-items:center; gap:6px 10px;
  color:var(--on-dark-3); font-size:14.5px;
}
.hero__tel a{ color:#fff; font-weight:700; font-variant-numeric:tabular-nums; }

.hero__visual{ position:relative; }
.drawing{ margin:0; color:var(--on-dark); }
.drawing__svg{ display:block; width:100%; height:auto; overflow:visible; }
.drawing__proj path{ fill:none; stroke:var(--on-dark-3); stroke-width:1; stroke-dasharray:3 5; opacity:.55; }
.drawing__body{ opacity:.3; }
.drawing__edge{ fill:none; stroke:#c9d4df; stroke-width:1.6; }
.drawing__bevel{ fill:none; stroke:#c9d4df; stroke-width:.8; stroke-dasharray:5 4; opacity:.55; }
.drawing__spin{
  fill:none; stroke:var(--amber); stroke-width:1.2; stroke-dasharray:2 12; opacity:.6;
  transform-box:fill-box; transform-origin:center; animation:spin 60s linear infinite;
}
.drawing__center path{ fill:none; stroke:var(--blue-on-dark); stroke-width:1; stroke-dasharray:18 5 3 5; opacity:.65; }
.drawing__dim path{ fill:none; stroke:var(--amber); stroke-width:1; opacity:.9; }
.drawing__label{ fill:var(--amber); font-family:var(--font); font-size:17px; font-weight:700; letter-spacing:.02em; }
.drawing__side{ fill:url(#steel); stroke:#c9d4df; stroke-width:1.2; }
.drawing__hidden path{ fill:none; stroke:#c9d4df; stroke-width:1; stroke-dasharray:3 3; opacity:.6; }
.drawing__cap{ margin-top:4px; text-align:right; color:var(--on-dark-3); font-size:13px; }
.drawing__cap b{ color:var(--on-dark-2); font-weight:600; font-variant-numeric:tabular-nums; }
@keyframes spin{ to{ transform:rotate(360deg); } }

.hero__photo{
  position:absolute; left:-6px; bottom:40px; width:210px; margin:0; overflow:hidden;
  background:var(--steel-850); border:1px solid rgba(255,255,255,.12); border-radius:12px;
  box-shadow:0 22px 50px rgba(0,0,0,.55);
}
.hero__photo img{ width:100%; aspect-ratio:4 / 3; object-fit:cover; }
.hero__photo figcaption{ padding:9px 12px; font-size:13px; font-weight:700; color:#fff; letter-spacing:.02em; }
.hero__photo figcaption span{ margin-right:6px; color:var(--amber); }

/* 첫 화면 3D — 3D 가 뜨면(is-3d) 도면 자리를 그대로 쓰고 도면은 숨깁니다 */
.hero3d{
  position:absolute; inset:-36px -48px 8px -48px; z-index:1;
  opacity:0; pointer-events:none; transition:opacity .9s ease;
}
.hero3d canvas{
  display:block; width:100%; height:100%;
  /* 가장자리에서 물체가 칼로 자른 듯 끊기지 않게 부드럽게 흐림 */
  -webkit-mask-image:linear-gradient(to right, transparent 0, #000 12%, #000 90%, transparent 100%),
                     linear-gradient(to bottom, transparent 0, #000 9%, #000 86%, transparent 100%);
  -webkit-mask-composite:source-in;
          mask-image:linear-gradient(to right, transparent 0, #000 12%, #000 90%, transparent 100%),
                     linear-gradient(to bottom, transparent 0, #000 9%, #000 86%, transparent 100%);
          mask-composite:intersect;
}
.hero__visual.is-3d .hero3d{ opacity:1; }
.hero__visual.is-3d-wait .drawing,             /* 3D 받는 동안: 예비 도면이 잠깐 번쩍이지 않게 */
.hero__visual.is-3d-wait .hero__photo{ visibility:hidden; }
/* 3D 가 뜬 뒤: 3D ↔ 도면·제품사진 ↔ 연삭 그림을 3초마다 서서히 겹쳐 바꿈 (hero3d.js 가 show-drawing 을 붙였다 뗌) */
.hero__visual.is-3d .drawing,
.hero__visual.is-3d .hero__photo{ opacity:0; visibility:hidden; transition:opacity .9s ease, visibility 0s linear .9s; }
.hero__visual.is-3d.show-drawing .drawing,
.hero__visual.is-3d.show-drawing .hero__photo{ opacity:1; visibility:visible; transition:opacity .9s ease, visibility 0s; }
.hero__visual.is-3d.show-drawing .hero3d{ opacity:0; }
.hero3d__cap{ transition:opacity .9s ease; }
.hero__visual.is-3d.show-drawing .hero3d__cap{ opacity:0; }
/* 세 번째 장면: 연삭 그림 (회사소개에서 옮김, 260929). 도면 자리에 겹쳐 놓고 show-art 일 때만 보임 */
.hero__visual .drawing,
.hero__visual .hero__photo{ transition:opacity .9s ease, visibility 0s; }   /* 3D 없는 기기에서도 부드럽게 */
.hero__art{
  position:absolute; inset:0; z-index:2; margin:0;
  display:flex; flex-direction:column; justify-content:center;
  opacity:0; visibility:hidden; transition:opacity .9s ease, visibility 0s linear .9s;
}
.hero__art .grind{
  /* 바탕은 투명(첫 화면 바탕 그대로). 받침대·숫돌 팔이 끝에서 끊겨 보이지 않게 가장자리를 흐리게 — 3D 장면과 같은 방식 */
  -webkit-mask-image:linear-gradient(to right, transparent 0, #000 7%, #000 93%, transparent 100%),
                     linear-gradient(to bottom, #000 0, #000 84%, transparent 100%);
  -webkit-mask-composite:source-in;
          mask-image:linear-gradient(to right, transparent 0, #000 7%, #000 93%, transparent 100%),
                     linear-gradient(to bottom, #000 0, #000 84%, transparent 100%);
          mask-composite:intersect;
}
.hero__art figcaption{ margin-top:12px; color:var(--on-dark-3); font-size:13px; text-align:right; }
.hero__visual.show-art .hero__art{ opacity:1; visibility:visible; transition:opacity .9s ease, visibility 0s; }
.hero__visual.show-art .drawing,
.hero__visual.show-art .hero__photo{ opacity:0; visibility:hidden; transition:opacity .9s ease, visibility 0s linear .9s; }
.hero__visual.is-3d.show-art .hero3d,
.hero__visual.is-3d.show-art .hero3d__cap{ opacity:0; }
.hero3d__tag{
  position:absolute; left:0; top:0; translate:-50% calc(-100% - 10px);
  padding:5px 11px; border-radius:999px; white-space:nowrap;
  background:rgba(13,17,23,.74); border:1px solid rgba(255,255,255,.16);
  -webkit-backdrop-filter:blur(4px); backdrop-filter:blur(4px);
  color:var(--on-dark); font-size:12px; font-weight:700; letter-spacing:.06em;
  transition:opacity .3s;
}
.hero3d__tag b{ margin-left:6px; color:var(--amber); }
.hero3d__tag::after{
  content:""; position:absolute; left:50%; top:100%; width:6px; height:6px; margin:7px 0 0 -3px;
  border-radius:50%; background:var(--amber); box-shadow:0 0 0 3px rgba(255,140,43,.25);
}
.hero3d__cap{
  display:none; position:absolute; right:0; bottom:0; z-index:2; margin:0;
  color:var(--on-dark-3); font-size:13px; text-align:right;
}
.hero3d__cap span{ margin-left:4px; color:var(--on-dark-2); font-variant-numeric:tabular-nums; }
.hero__visual.is-3d .hero3d__cap{ display:block; }

/* 첫 화면 글자가 차례로 떠오름 */
.hero__text > *{ animation:rise .9s cubic-bezier(.2,.7,.2,1) both; }
.hero__text > :nth-child(2){ animation-delay:.08s; }
.hero__text > :nth-child(3){ animation-delay:.16s; }
.hero__text > :nth-child(4){ animation-delay:.22s; }
.hero__text > :nth-child(5){ animation-delay:.28s; }
.hero__text > :nth-child(6){ animation-delay:.34s; }
@keyframes rise{ from{ opacity:0; translate:0 18px; } }

/* ---------- 흐르는 제품 이름 띠 ---------- */
.marquee{
  position:relative; overflow:hidden; padding:22px 0; background:var(--steel-950);
  border-top:1px solid rgba(255,255,255,.06); border-bottom:1px solid rgba(255,255,255,.06);
}
.marquee__track{ display:flex; align-items:center; width:max-content; animation:marquee 50s linear infinite; }
.marquee:hover .marquee__track{ animation-play-state:paused; }
.marquee__track > *{ margin-right:34px; flex:none; }
.marquee span{
  font-size:clamp(28px, 4.2vw, 58px); font-weight:700; line-height:1.1; letter-spacing:-.01em;
  text-transform:uppercase; white-space:nowrap;
  color:transparent; -webkit-text-stroke:1px rgba(232,237,242,.4);
}
.marquee span.is-solid{ color:var(--on-dark); -webkit-text-stroke:0; }
.marquee i{ width:12px; height:12px; background:var(--amber); rotate:45deg; }
@keyframes marquee{ to{ transform:translateX(-50%); } }

/* ---------- 아래로 내리면 떠오름 (script.js 가 화면 아래쪽 요소에만 붙임) ---------- */
.reveal-on .reveal{
  opacity:0; translate:0 26px;
  transition:opacity .8s ease var(--rd, 0s), translate .8s cubic-bezier(.2,.7,.2,1) var(--rd, 0s);
}
.reveal-on .reveal.is-in{ opacity:1; translate:none; }

/* ---------- 제품군 카드 ---------- */
.catgrid{ display:grid; grid-template-columns:repeat(5, minmax(0, 1fr)); gap:16px; }
.catcard{
  display:flex; flex-direction:column; overflow:hidden; color:var(--ink);
  background:#fff; border:1px solid var(--line); border-radius:var(--radius-lg);
  transition:transform .2s, box-shadow .2s, border-color .2s;
}
.catcard:hover{ text-decoration:none; transform:translateY(-3px); box-shadow:var(--shadow); border-color:var(--line-strong); }
.catcard__media{ display:block; aspect-ratio:4 / 3; overflow:hidden; background:var(--steel-900); }
.catcard__media img{ width:100%; height:100%; object-fit:cover; transition:transform .4s; }
.catcard:hover .catcard__media img{ transform:scale(1.04); }
.catcard__body{ flex:1; display:flex; flex-direction:column; gap:4px; padding:18px 18px 20px; }
.catcard__en{ font-size:12px; font-weight:700; letter-spacing:.08em; text-transform:uppercase; color:var(--ink-3); }
.catcard__name{ font-size:19px; }
.catcard__desc{ flex:1; color:var(--ink-2); font-size:14.5px; line-height:1.6; }
.catcard__more{ margin-top:10px; color:var(--blue); font-size:14.5px; font-weight:700; }

/* ---------- 용도별 찾기 — 소재 그림이 들어간 칸 ---------- */
.apps{ display:grid; grid-template-columns:repeat(6, minmax(0, 1fr)); gap:12px; }
.app{
  position:relative; display:flex; flex-direction:column; align-items:center; text-align:center;
  gap:16px; min-height:152px; padding:22px 16px 18px;
  background:var(--bg-soft); border:1px solid transparent; border-radius:14px; color:var(--ink);
  transition:background .2s, border-color .2s, box-shadow .2s, transform .2s;
}
.app:hover{
  text-decoration:none; background:#fff; border-color:var(--line-strong);
  box-shadow:var(--shadow); transform:translateY(-3px);
}
.app__icon{
  display:flex; align-items:center; justify-content:center; width:56px; height:56px;
  border-radius:14px; background:#fff; color:var(--ink-2); transition:background .2s, color .2s;
}
.app:hover .app__icon{ background:#fff4ea; color:var(--amber-ink); }
.app__icon svg{ width:32px; height:32px; fill:none; stroke:currentColor; stroke-width:1.5; stroke-linecap:round; stroke-linejoin:round; }
.app__name{ font-size:15.5px; font-weight:700; letter-spacing:-.01em; line-height:1.35; }
.app__count{
  margin-top:auto; display:flex; align-items:center; justify-content:center; gap:6px;
  color:var(--ink-3); font-size:13.5px; font-weight:600; font-variant-numeric:tabular-nums;
}
.app__count span{ color:var(--blue); transition:translate .2s; }
.app:hover .app__count{ color:var(--blue); }
.app:hover .app__count span{ translate:4px 0; }

/* ---------- 세 가지 약속 (정직 · 내구성 · 고품질) ---------- */
.principles{ position:relative; overflow:hidden; padding:112px 0 104px; background:#fff; }
.principles--soft{ background:var(--bg-soft); }
.principles::before,
.principles::after{                      /* 칼날을 닮은 동심원 무늬 (꾸밈) */
  content:""; position:absolute; border-radius:50%; pointer-events:none;
  right:-260px; top:-340px; width:560px; height:560px; border:1px solid var(--line);
}
.principles::after{ right:-120px; top:-190px; width:340px; height:340px; border-color:#edf0f3; }
.principles .container{ position:relative; }
.principles__head{
  display:flex; flex-wrap:wrap; align-items:flex-end; justify-content:space-between;
  gap:24px 48px; margin-bottom:52px;
}
.principles__title{ font-size:clamp(30px, 3.8vw, 46px); line-height:1.22; letter-spacing:-.035em; }
.principles__lead{ padding-left:20px; border-left:3px solid var(--amber); color:var(--ink-2); font-size:17px; line-height:1.6; }
.principles__list{ display:grid; grid-template-columns:repeat(3, 1fr); border-top:2px solid var(--ink); }
.principle{ padding:36px 36px 12px 0; }
.principle + .principle{ padding-left:36px; border-left:1px solid var(--line); }
.principle__no{
  display:flex; align-items:center; gap:10px;
  color:var(--amber-ink); font-size:13px; font-weight:700; letter-spacing:.1em; font-variant-numeric:tabular-nums;
}
.principle__no span{ color:var(--ink-3); letter-spacing:.16em; }
.principle__word{ width:fit-content; margin-top:14px; font-size:clamp(38px, 3.9vw, 56px); line-height:1.05; letter-spacing:-.035em; color:var(--ink); }
.principle__word::after{ content:""; display:block; width:100%; height:3px; margin-top:18px; background:var(--amber); }   /* 260929 밑줄을 글자 폭에 맞춤(36px 고정 → 100%) */
.principle__line{ margin-top:20px; font-size:19px; font-weight:700; letter-spacing:-.02em; color:var(--ink); }
.principle__text{ margin-top:10px; color:var(--ink-2); font-size:15.5px; line-height:1.8; }
.principle__proof{ margin-top:20px; display:flex; flex-wrap:wrap; gap:6px; }
.principle__proof li{
  padding:5px 12px; border:1px solid var(--line-strong); border-radius:999px; background:#fff;
  color:var(--ink-2); font-size:13px; font-weight:600;
}
.quote{
  margin:56px 0 0; padding-top:28px; border-top:1px solid var(--line);
  display:flex; flex-wrap:wrap; align-items:baseline; justify-content:space-between; gap:12px 32px;
}
.quote p{ font-size:clamp(18px, 2vw, 23px); font-weight:600; letter-spacing:-.02em; color:var(--ink); }
.quote footer{ color:var(--ink-3); font-size:14.5px; }
.quote footer b{ color:var(--ink); font-weight:600; }
.quote a{ color:var(--blue); font-weight:600; }

/* ---------- 주문 제작 ---------- */
.custom{ display:grid; grid-template-columns:minmax(0, 5fr) minmax(0, 7fr); gap:24px 56px; align-items:start; }
.custom__text .btn{ margin-top:28px; }
.custom__text .section__lead b{ color:var(--ink); }
.steps{ display:grid; grid-template-columns:repeat(2, 1fr); gap:14px; counter-reset:step; }
.steps li{
  position:relative; padding:22px 22px 22px 70px; counter-increment:step;
  background:#fff; border:1px solid var(--line); border-radius:var(--radius-lg);
}
.steps li::before{
  content:counter(step, decimal-leading-zero); position:absolute; left:22px; top:19px;
  font-size:22px; font-weight:700; color:var(--amber-ink); font-variant-numeric:tabular-nums;
}
.steps b{ display:block; font-size:17px; }
.steps span{ display:block; margin-top:4px; color:var(--ink-2); font-size:14.5px; line-height:1.6; }

/* ---------- 문의 띠 ---------- */
.cta{
  position:relative; overflow:hidden; color:#fff;
  background:linear-gradient(120deg, var(--steel-850), var(--steel-800) 60%, #1d2733);
}
.cta__inner{ position:relative; z-index:1; display:flex; flex-wrap:wrap; align-items:center; justify-content:space-between;
  gap:24px 48px; padding-top:56px; padding-bottom:56px; }
.cta__title{ font-size:clamp(22px, 2.6vw, 30px); }
.cta__sub{ margin-top:6px; color:var(--on-dark-2); }
.cta__actions{ display:flex; flex-wrap:wrap; align-items:center; gap:20px 28px; }
.cta__tel{
  display:flex; flex-direction:column; color:#fff; line-height:1.15;
  font-size:clamp(24px, 2.8vw, 32px); font-weight:700; letter-spacing:-.01em; font-variant-numeric:tabular-nums;
}
.cta__tel small{ margin-bottom:4px; color:var(--on-dark-3); font-size:13px; font-weight:600; letter-spacing:0; }
.cta__tel:hover{ color:var(--amber); text-decoration:none; }
.cta__tel .cta__hours{ margin:7px 0 0; color:var(--on-dark-2); }

/* ---------- 푸터 ---------- */
.footer{ padding:48px 0 36px; background:var(--steel-950); color:var(--on-dark-3); font-size:14px; }
.footer__inner{ display:grid; grid-template-columns:auto 1fr; gap:20px 48px; align-items:start; }
.footer__brand img{ height:34px; width:auto; }
.footer__brand p{ margin-top:10px; color:var(--on-dark-2); }
.footer__brand .footer__values{ display:flex; align-items:center; gap:12px; margin-top:16px; }
.footer__values span{ display:inline-flex; align-items:center; gap:12px; color:var(--on-dark); font-size:13.5px; font-weight:700; }
.footer__values span + span::before{ content:""; width:5px; height:5px; background:var(--amber); rotate:45deg; }
.footer__nav{ display:flex; flex-wrap:wrap; justify-content:flex-end; gap:6px 22px; }
.footer__nav a{ color:var(--on-dark-2); font-weight:600; }
.footer__nav a:hover{ color:#fff; }
.footer__info{
  grid-column:1 / -1; display:flex; flex-wrap:wrap; gap:2px 24px; padding-top:24px;
  border-top:1px solid rgba(255,255,255,.08); font-style:normal; line-height:1.9;
}
.footer__info a{ color:var(--on-dark-2); }
.footer__copy{ grid-column:1 / -1; }

/* ---------- 하위 페이지 머리 ---------- */
.pagehead{
  position:relative; overflow:hidden; padding:56px 0 52px; color:#fff;
  background:
    radial-gradient(700px 320px at 8% -10%, rgba(27,112,175,.32), transparent 62%),
    var(--steel-900);
}
.pagehead .container{ position:relative; }
.pagehead__title{ font-size:clamp(30px, 3.6vw, 44px); letter-spacing:-.03em; }
.pagehead__lead{ margin-top:10px; color:var(--on-dark-2); font-size:17px; }

/* ---------- 회사소개 ---------- */
/* 제목은 오른쪽 위, 그림과 본문은 그 아래 같은 높이에서 시작 (그림 윗선 = 본문 첫 줄) */
.greeting{
  /* 260929 사장님 지시로 좌우 교체: 글씨 왼쪽(넓게) · 그림 오른쪽. 그림 윗선 = 인사말 첫 문장 윗선은 그대로 */
  /* 260929 사장님 "인사말 가로를 줄여서 남는 공간에 이미지를 더 크게": 글 5 : 그림 6, 칸 사이 48 */
  display:grid; grid-template-columns:minmax(0, 5fr) minmax(0, 6fr);
  grid-template-areas:"head ." "body media";
  column-gap:48px; align-items:start;
}
.greeting__head{ grid-area:head; margin-bottom:22px; }
.greeting__media{ grid-area:media; }   /* 260929 사장님 "이미지 자리 고정": 스크롤 따라 내려오던 sticky 뺌 */
.greeting__body{ grid-area:body; }
.greeting__media .todo{ margin-top:14px; }
.greeting__photo{ margin:0; overflow:hidden; background:var(--steel-900); border-radius:var(--radius-lg); }
/* 밝은 평면 그림(작업장 일러스트)용: 흰 바탕 상자 (260929) */
.greeting__photo--light{ background:#fff; border:1px solid var(--card-edge, var(--line)); box-shadow:var(--elev-1, none); }
.workshop{ display:block; width:100%; height:auto; }
.greeting__photo img{ width:100%; aspect-ratio:4 / 3; object-fit:cover; }
.greeting__photo figcaption{
  padding:10px 16px; border-top:1px solid rgba(255,255,255,.07);
  color:var(--on-dark-3); font-size:13px;
}
.greeting__photo--light figcaption{ border-top-color:var(--line); color:var(--ink-3); }

/* 회사소개 그림: 날끝 연삭 가공 */
.grind{ display:block; width:100%; height:auto; }
.grind__knife{ transform-box:fill-box; transform-origin:center; animation:spin 16s linear infinite; }
.grind__wheel{ transform-box:fill-box; transform-origin:center; animation:spin 2.4s linear infinite reverse; }
.grind__sparks > g{ animation:flicker .5s steps(2, end) infinite; }
.grind__sparks > g:nth-child(2){ animation-duration:.7s; animation-delay:-.2s; }
.grind__sparks > g:nth-child(3){ animation-duration:.9s; animation-delay:-.45s; }
.grind__embers{ animation:flicker 1.1s steps(2, end) infinite; }
@keyframes flicker{ 50%{ opacity:.35; } }
.grind__arrow{ fill:none; stroke:var(--blue-on-dark); stroke-width:1.6; stroke-dasharray:6 5; opacity:.8; }
.grind__lead path{ fill:none; stroke:#8b97a5; stroke-width:1.2; opacity:.85; }
.grind__dot{ fill:var(--amber); }
.grind__eyebrow{ fill:var(--amber); font-family:var(--font); font-size:18px; font-weight:700; letter-spacing:.16em; }
.grind__sub{ fill:var(--on-dark-3); font-family:var(--font); font-size:16px; font-weight:700; letter-spacing:.12em; }
.grind__label{ fill:#fff; font-family:var(--font); font-size:26px; font-weight:700; letter-spacing:-.01em; }
.greeting__body > p{ margin-top:16px; color:var(--ink-2); font-size:16.5px; line-height:1.85; }
.greeting__body > .greeting__lead{ margin-top:0; color:var(--ink); font-size:19px; font-weight:600; line-height:1.6; }
.greeting__body > .greeting__sign{ margin-top:28px; padding-top:20px; border-top:1px solid var(--line); color:var(--ink); }
.greeting__sign b{ margin-left:6px; font-size:19px; }

.overview{ display:grid; grid-template-columns:minmax(0, 4fr) minmax(0, 8fr); gap:20px 40px; }
.overview__list{ margin:0; border-top:2px solid var(--ink); }
.overview__list div{ display:grid; grid-template-columns:150px 1fr; gap:16px; padding:16px 4px; border-bottom:1px solid var(--line); }
.overview__list dt{ font-weight:700; }
.overview__list dd{ margin:0; color:var(--ink-2); }
.overview__list .en{ margin-left:8px; color:var(--ink-3); font-size:13px; letter-spacing:.06em; }
.overview__todo{ grid-column:2; margin-top:0; }

/* ---------- 제품소개 ---------- */
.section--catalog{ padding-top:36px; }
.toolbar{
  position:sticky; top:var(--header-h); z-index:20;
  display:flex; flex-wrap:wrap; align-items:center; justify-content:space-between; gap:12px;
  padding:14px 0; background:rgba(255,255,255,.95);
  -webkit-backdrop-filter:blur(8px); backdrop-filter:blur(8px);
  border-bottom:1px solid var(--line);
}
.tabs{ display:flex; flex-wrap:wrap; gap:6px; }
.tab{
  padding:8px 14px; border:1px solid var(--line-strong); border-radius:999px; background:#fff;
  color:var(--ink-2); font-size:14.5px; font-weight:600; cursor:pointer; white-space:nowrap;
}
.tab span{ margin-left:3px; color:var(--ink-3); font-size:12.5px; font-weight:700; }
.tab:hover{ border-color:var(--ink-3); color:var(--ink); }
.tab[aria-pressed="true"]{ background:var(--steel-900); border-color:var(--steel-900); color:#fff; }
.tab[aria-pressed="true"] span{ color:var(--amber); }
.search{ position:relative; flex:0 1 330px; }
.search svg{
  position:absolute; left:15px; top:50%; width:18px; height:18px; margin-top:-9px;
  fill:none; stroke:var(--ink-3); stroke-width:2; stroke-linecap:round;
}
.search input{
  width:100%; height:44px; padding:0 16px 0 42px; border:1px solid var(--line-strong); border-radius:999px;
  background:#fff; color:var(--ink); font:inherit; font-size:15px;
}
.search input::placeholder{ color:var(--ink-3); }
.search input:focus{ outline:none; border-color:var(--blue); box-shadow:0 0 0 3px rgba(27,112,175,.18); }

.result{ display:flex; align-items:center; gap:12px; margin:20px 0 16px; color:var(--ink-2); font-size:15px; }
.result b{ color:var(--ink); }
.result__reset{ padding:4px; border:0; background:none; color:var(--blue); font-weight:600; text-decoration:underline; cursor:pointer; }

.pgrid{ display:grid; grid-template-columns:repeat(4, minmax(0, 1fr)); gap:18px; }
.pcard[hidden]{ display:none; }
.pcard__link{
  display:flex; flex-direction:column; height:100%; overflow:hidden; color:var(--ink);
  background:#fff; border:1px solid var(--line); border-radius:var(--radius-lg);
  transition:transform .2s, box-shadow .2s, border-color .2s;
}
.pcard__link:hover{ text-decoration:none; transform:translateY(-3px); box-shadow:var(--shadow); border-color:var(--line-strong); }
.pcard__media{ display:block; aspect-ratio:4 / 3; overflow:hidden; background:#0b0f14; }
.pcard__media img{ width:100%; height:100%; object-fit:cover; }
.pcard__body{ flex:1; display:flex; flex-direction:column; gap:6px; padding:16px 16px 18px; }
.pcard__meta{ display:flex; align-items:center; gap:8px; font-size:12.5px; font-weight:700; letter-spacing:.02em; }
.pcard__no{ color:var(--amber-ink); font-variant-numeric:tabular-nums; }
.pcard__cat{ color:var(--ink-3); }
.pcard__name{ font-size:16px; line-height:1.35; letter-spacing:.005em; }
.pcard__use{
  display:-webkit-box; -webkit-line-clamp:2; -webkit-box-orient:vertical; overflow:hidden;
  color:var(--ink-2); font-size:14px; line-height:1.55;
}
.pcard__mat{ color:var(--ink-3); font-size:13px; }
.pcard__mat b{ margin-right:4px; color:var(--ink-2); }
.pcard__tags{ margin-top:auto; padding-top:8px; display:flex; flex-wrap:wrap; gap:6px; }
.tag{ display:inline-block; padding:3px 9px; border-radius:6px; background:var(--bg-soft); color:var(--ink-2); font-size:12.5px; font-weight:700; }
.tag--spec{ background:var(--blue-soft); color:var(--blue); }
.tag--dim{ background:#fff4ea; color:var(--amber-ink); font-variant-numeric:tabular-nums; }

.empty{ padding:56px 24px; text-align:center; color:var(--ink-2); border:1px dashed var(--line-strong); border-radius:var(--radius-lg); }
.empty p{ margin-bottom:18px; }
.empty[hidden]{ display:none; }

/* 제품 자세히 보기 창 */
.pdialog{
  width:100%; max-width:min(940px, calc(100vw - 32px)); max-height:calc(100dvh - 48px);
  padding:0; border:0; border-radius:18px; overflow:hidden;
  background:#fff; color:var(--ink); box-shadow:var(--shadow-lg);
}
.pdialog::backdrop{ background:rgba(8,11,15,.72); -webkit-backdrop-filter:blur(3px); backdrop-filter:blur(3px); }
.pdialog__inner{
  display:grid; grid-template-columns:minmax(0, 5fr) minmax(0, 7fr);
  max-height:calc(100dvh - 48px); overflow:auto; overscroll-behavior:contain;
}
.pdialog__media{ display:flex; align-items:center; justify-content:center; padding:28px; background:#0b0f14; }
.pdialog__media img{ width:100%; max-width:340px; border-radius:8px; }
.pdialog__body{ padding:32px 32px 28px; }
.pdialog__meta{ color:var(--amber-ink); font-size:13px; font-weight:700; letter-spacing:.03em; }
.pdialog__title{ margin-top:6px; padding-right:44px; font-size:24px; line-height:1.3; letter-spacing:-.01em; }
.pdialog__detail{ margin-top:18px; }
.pdialog__actions{ margin-top:24px; display:flex; flex-wrap:wrap; gap:10px; }
.pdialog__x{
  position:absolute; right:14px; top:14px; z-index:2; width:40px; height:40px;
  display:flex; align-items:center; justify-content:center;
  border:0; border-radius:50%; background:var(--bg-soft); cursor:pointer;
}
.pdialog__x svg{ width:20px; height:20px; fill:none; stroke:var(--ink); stroke-width:2; stroke-linecap:round; }
.pdialog__x:hover{ background:var(--line); }
html:has(.pdialog[open]){ overflow:hidden; }

.spec{ margin:0; border-top:1px solid var(--line); }
.spec div{ display:grid; grid-template-columns:52px 1fr; gap:12px; padding:11px 0; border-bottom:1px solid var(--line); }
.spec dt{ color:var(--ink-3); font-size:14px; font-weight:700; }
.spec dd{ margin:0; font-size:15px; }
.spec__custom{ margin-top:16px; padding:14px 16px; border-radius:var(--radius); background:var(--bg-soft); color:var(--ink-2); font-size:14.5px; }
.spectable{ margin-top:20px; }
.spectable__title{ font-size:15px; font-weight:700; }
.spectable__title span{ margin-left:6px; color:var(--ink-3); font-size:13px; font-weight:500; }
.spectable__scroll{ margin-top:8px; max-height:320px; overflow:auto; border:1px solid var(--line); border-radius:var(--radius); }
.spectable table{ width:100%; border-collapse:collapse; text-align:center; font-size:14px; font-variant-numeric:tabular-nums; }
.spectable th{ position:sticky; top:0; padding:8px 10px; background:var(--steel-900); color:#fff; font-weight:600; }
.spectable td{ padding:7px 10px; border-top:1px solid var(--line); }
.spectable tbody tr:nth-child(even) td{ background:#f8f9fb; }

.materials{ overflow-x:auto; background:#fff; border:1px solid var(--line); border-radius:var(--radius-lg); }
.materials table{ width:100%; min-width:720px; border-collapse:collapse; }
.materials th,
.materials td{ padding:16px 18px; text-align:left; vertical-align:top; border-bottom:1px solid var(--line); font-size:15px; }
/* 머리줄은 구획 바탕(옅은 회색)과 구분되도록 짙은 강철색 */
.materials thead th{ background:var(--steel-900); color:#fff; border-bottom:0; font-size:13.5px; font-weight:700; letter-spacing:.02em; }
.materials td.hard{ white-space:nowrap; color:var(--ink-3); font-size:13px; font-weight:600; font-variant-numeric:tabular-nums; }
.materials td.hard b{ margin-left:2px; color:var(--ink); font-size:16px; font-weight:700; }
.materials td.hard--na{ color:var(--ink-3); font-size:14px; }
.materials__note{ margin-top:12px; color:var(--ink-3); font-size:13.5px; }
.materials tbody th{ white-space:nowrap; }
.materials tbody th small{ display:block; color:var(--ink-3); font-size:11.5px; font-weight:600; letter-spacing:.04em; }
.materials td{ color:var(--ink-2); }
.materials td:last-child{ white-space:nowrap; color:var(--ink); font-weight:700; font-variant-numeric:tabular-nums; }
.materials tbody tr:last-child > *{ border-bottom:0; }

/* ---------- 공지사항 ---------- */
.notices{ border-top:2px solid var(--ink); }
.notice{ border-bottom:1px solid var(--line); }
.notice summary{
  display:grid; grid-template-columns:48px 1fr auto; gap:16px; align-items:center;
  padding:20px 8px; cursor:pointer; list-style:none;
}
.notice summary::-webkit-details-marker{ display:none; }
.notice summary:hover .notice__title{ color:var(--blue); }
.notice__no{ text-align:center; color:var(--ink-3); font-variant-numeric:tabular-nums; }
.notice__title{ font-size:16.5px; font-weight:600; }
.notice time{ color:var(--ink-3); font-size:14px; font-variant-numeric:tabular-nums; }
.notice[open] summary{ background:var(--bg-soft); }
.notice__body{ padding:20px 8px 28px 72px; color:var(--ink-2); }
.notice__body p + p{ margin-top:10px; }
.badge{
  display:inline-block; margin-left:6px; padding:1px 8px; border-radius:999px; vertical-align:2px;
  background:#fff4ea; color:var(--amber-ink); font-size:12px; font-weight:700;
}

/* ---------- 문의하기 ---------- */
.contact{ display:grid; grid-template-columns:minmax(0, 7fr) minmax(0, 4fr); gap:40px; align-items:start; }
.form{ display:grid; gap:18px; }
.form__row--2{ display:grid; grid-template-columns:1fr 1fr; gap:18px; }
.field{ display:flex; flex-direction:column; gap:7px; }
.field label{ font-size:14.5px; font-weight:700; }
.field label em,
.check em{ margin-left:4px; font-style:normal; font-size:12px; font-weight:700; color:var(--red); }
.field__hint{ margin-left:6px; color:var(--ink-3); font-size:13px; font-weight:500; }
.field input,
.field textarea{
  width:100%; padding:12px 14px; border:1px solid var(--line-strong); border-radius:var(--radius);
  background:#fff; color:var(--ink); font:inherit; font-size:15.5px;
  transition:border-color .15s, box-shadow .15s;
}
.field textarea{ min-height:170px; resize:vertical; line-height:1.6; }
.field input[type="file"]{ padding:10px; background:var(--bg-soft); }
.field input::placeholder,
.field textarea::placeholder{ color:var(--ink-3); }
.field input:focus,
.field textarea:focus{ outline:none; border-color:var(--blue); box-shadow:0 0 0 3px rgba(27,112,175,.18); }
.is-invalid input,
.is-invalid textarea{ border-color:var(--red); }
.field__err{ color:var(--red); font-size:13.5px; font-weight:600; }

.consent{ padding:16px 18px; background:var(--bg-soft); border:1px solid var(--line); border-radius:12px; }
.consent.is-invalid{ border-color:var(--red); }
.consent .field__err{ margin-top:6px; }
.check{ display:flex; align-items:center; gap:10px; font-size:15px; font-weight:600; cursor:pointer; }
.check input{ width:20px; height:20px; accent-color:var(--blue); }
.consent__more{ margin-top:8px; color:var(--ink-2); font-size:14px; }
.consent__more summary{ width:max-content; color:var(--blue); font-weight:600; cursor:pointer; }
.consent__more ul{ margin-top:8px; padding-left:18px; list-style:disc; }
.consent__more p{ margin-top:6px; }
.form__foot{ display:flex; flex-wrap:wrap; align-items:center; gap:16px; }
.form .hp{ position:absolute; left:-9999px; width:1px; height:1px; overflow:hidden; }   /* 자동발송 막이 칸 */
.btn:disabled{ opacity:.6; cursor:progress; }
.form__msg{ font-size:15px; font-weight:600; }
.form__msg.is-error{ color:var(--red); }
.form__msg.is-ok{ color:#1f7a3d; }

.contact__aside{ position:sticky; top:calc(var(--header-h) + 24px); display:grid; gap:16px; }
.infocard{ display:block; padding:24px; background:var(--steel-900); color:var(--on-dark); border-radius:var(--radius-lg); }
.infocard h2{ font-size:18px; color:#fff; }
.infocard ul{ margin-top:14px; display:grid; gap:10px; }
.infocard li{
  display:flex; justify-content:space-between; align-items:baseline; gap:12px;
  padding-bottom:10px; border-bottom:1px solid rgba(255,255,255,.08);
}
.infocard li span{ color:var(--on-dark-3); font-size:14px; }
.infocard li a,
.infocard li b{ color:#fff; font-size:17px; font-weight:700; font-variant-numeric:tabular-nums; }
.infocard__note{ margin-top:14px; font-size:13.5px; }
.infocard--soft{ background:var(--bg-soft); color:var(--ink); }
.infocard--soft h2{ color:var(--ink); font-size:16px; }
.mini-steps{ margin-top:12px; display:grid; gap:8px; counter-reset:ms; }
.mini-steps li{ position:relative; padding-left:30px; color:var(--ink-2); font-size:14.5px; counter-increment:ms; }
.mini-steps li::before{
  content:counter(ms); position:absolute; left:0; top:2px; width:20px; height:20px;
  display:flex; align-items:center; justify-content:center; border-radius:50%;
  background:var(--steel-900); color:#fff; font-size:12px; font-weight:700;
}
.infocard--link{
  display:grid; grid-template-columns:1fr auto; gap:2px 12px; align-items:center;
  background:#fff; color:var(--ink); border:1px solid var(--line);
}
.infocard--link:hover{ text-decoration:none; border-color:var(--blue); }
.infocard--link span:first-child{ color:var(--blue); font-size:13px; font-weight:700; }
.infocard--link b{ grid-column:1; font-size:15px; }
.infocard--link span:last-child{ grid-column:2; grid-row:1 / 3; color:var(--ink-3); font-size:20px; }

/* ---------- 오시는길 ---------- */
.location{ display:grid; grid-template-columns:minmax(0, 7fr) minmax(0, 5fr); gap:32px; align-items:start; }
.map{ aspect-ratio:4 / 3; overflow:hidden; background:var(--bg-soft); border:1px solid var(--line); border-radius:var(--radius-lg); }
.map iframe{ display:block; width:100%; height:100%; border:0; }
.addr{ margin:0; border-top:2px solid var(--ink); }
.addr div{ display:grid; grid-template-columns:100px 1fr; gap:12px; padding:15px 2px; border-bottom:1px solid var(--line); }
.addr dt{ font-size:14.5px; font-weight:700; }
.addr dd{ margin:0; color:var(--ink-2); }
.copy{
  margin-left:8px; padding:2px 10px; vertical-align:1px; cursor:pointer;
  border:1px solid var(--line-strong); border-radius:999px; background:#fff;
  color:var(--ink-2); font-size:12.5px; font-weight:700;
}
.copy:hover{ border-color:var(--blue); color:var(--blue); }
.maplinks{ margin-top:20px; display:flex; flex-wrap:wrap; gap:8px; }

/* ---------- 초안 메모 (공개 전에 모두 지웁니다) ----------
   평소에는 숨기고, 주소 끝에 ?memo 를 붙이면 보입니다 (script.js 가 show-memo 를 붙임) */
.todo{ display:none; }
.show-memo .todo{ display:block; }
.todo{
  position:relative; margin-top:20px; padding:12px 14px 12px 38px;
  background:#fff8f1; border:1.5px dashed #e39a55; border-radius:var(--radius);
  color:#7a4410; font-size:13.5px; line-height:1.6;
}
.todo::before{ content:"✎"; position:absolute; left:14px; top:11px; font-size:14px; }
.todo-inline{
  display:inline; padding:1px 6px; border:1px dashed #e39a55; border-radius:6px;
  background:#fff8f1; color:#7a4410;
}

/* ---------- 화면 폭별 ---------- */
@media (max-width:1080px){
  .catgrid{ grid-template-columns:repeat(3, minmax(0, 1fr)); }
  .pgrid{ grid-template-columns:repeat(3, minmax(0, 1fr)); }
  .apps{ grid-template-columns:repeat(4, minmax(0, 1fr)); }
}

@media (max-width:960px){
  :root{ --header-h:64px; }
  .brand img{ height:34px; }
  .nav-toggle{ display:block; }
  .nav{
    display:none; position:absolute; left:0; right:0; top:var(--header-h);
    flex-direction:column; align-items:stretch; gap:12px;
    padding:12px var(--gutter) 20px; background:var(--steel-900);
    border-bottom:1px solid rgba(255,255,255,.08); box-shadow:0 18px 36px rgba(0,0,0,.45);
  }
  .menu-open .nav{ display:flex; }
  .nav__list{ flex-direction:column; gap:2px; }
  .nav__list a{ padding:12px 8px; font-size:17px; }
  .nav__list a.is-active::after{ left:8px; right:auto; bottom:6px; width:24px; }

  .section{ padding:72px 0; }
  .hero{ padding:44px 0 64px; }
  .hero__inner{ grid-template-columns:1fr; gap:28px; }
  .hero__visual{ width:100%; max-width:560px; margin:0 auto; }
  .hero__photo{ left:0; bottom:34px; width:150px; }
  .hero3d{ inset:-20px -12px 6px -12px; }

  .custom,
  .greeting,
  .overview,
  .contact,
  .location{ grid-template-columns:1fr; }
  .overview__todo{ grid-column:auto; }
  .greeting{ grid-template-areas:"head" "media" "body"; }
  .greeting__media{ position:static; max-width:520px; margin-bottom:28px; }
  .contact__aside{ position:static; }

  .principles{ padding:80px 0 72px; }
  .principles__list{ grid-template-columns:1fr; }
  .principle{ padding:28px 0 10px; }
  .principle + .principle{ padding-left:0; border-left:0; border-top:1px solid var(--line); }
  .principle__word{ font-size:40px; }
}

@media (max-width:760px){
  .section__head--split{ flex-direction:column; align-items:flex-start; }
  .apps{ grid-template-columns:repeat(3, minmax(0, 1fr)); gap:10px; }

  .toolbar{ position:static; padding-top:4px; }
  .tabs{
    flex:1 1 100%; flex-wrap:nowrap; overflow-x:auto; scrollbar-width:none;
    margin:0 calc(var(--gutter) * -1); padding:2px var(--gutter) 4px;
  }
  .tabs::-webkit-scrollbar{ display:none; }
  .tab{ flex:none; }
  .search{ flex:1 1 100%; }

  .pgrid{ grid-template-columns:repeat(2, minmax(0, 1fr)); gap:12px; }
  .pcard__body{ padding:12px 12px 14px; }
  .pcard__name{ font-size:14.5px; }
  .pcard__use{ font-size:13px; }
  .pcard__mat{ display:none; }

  .pdialog__inner{ grid-template-columns:1fr; }
  .pdialog__media{ padding:16px; }
  .pdialog__media img{ max-width:300px; }
  .pdialog__body{ padding:20px 18px 22px; }
  .pdialog__title{ font-size:20px; }

  .footer__inner{ grid-template-columns:1fr; }
  .footer__nav{ justify-content:flex-start; }
}

@media (max-width:640px){
  :root{ --gutter:16px; }
  .section{ padding:56px 0; }
  .catgrid{ grid-template-columns:repeat(2, minmax(0, 1fr)); gap:12px; }
  .catcard__body{ padding:14px 14px 16px; }
  .catcard__name{ font-size:16.5px; }
  .catcard__desc{ display:none; }
  .steps{ grid-template-columns:1fr; }
  .apps{ grid-template-columns:repeat(2, minmax(0, 1fr)); }
  .app{ min-height:0; gap:12px; padding:16px 14px 14px; }
  .principles::before,
  .principles::after{ display:none; }
  .form__row--2{ grid-template-columns:1fr; }
  .overview__list div{ grid-template-columns:1fr; gap:2px; }
  .addr div{ grid-template-columns:1fr; gap:2px; }
  .notice summary{ grid-template-columns:1fr auto; }
  .notice__no{ display:none; }
  .notice__body{ padding-left:8px; }
  .hero__actions .btn{ flex:1 1 auto; }
  .hero__photo{ width:118px; bottom:30px; }
  .hero__photo figcaption{ padding:6px 8px; font-size:11px; }
  .drawing__cap{ text-align:left; }
  .hero3d__cap{ left:0; text-align:left; font-size:12px; }
  .hero3d__cap span{ display:block; margin-left:0; }
  .hero3d__tag{ padding:4px 9px; font-size:11px; }
  .cta__actions{ width:100%; }
  .cta__actions .btn{ flex:1 1 auto; }
}

@media (max-width:380px){
  .pgrid{ grid-template-columns:1fr; }
}

/* ---------- 산업용 나이프 종류 안내 (knife-types.html, 260929) ---------- */
.nb{ white-space:nowrap; }
.pagehead__link{ display:inline-block; margin-top:14px; color:var(--amber); font-size:15.5px; font-weight:700; }
.pagehead__link:hover{ text-decoration:underline; text-underline-offset:4px; }
.catgrid__more{ margin-top:22px; }
.catgrid__more a{ color:var(--blue); font-weight:700; }
.catgrid__more a:hover{ text-decoration:underline; text-underline-offset:4px; }

.kinds-table tbody th a{ color:var(--ink); }
.kinds-table tbody th a:hover,
.kinds-table td:last-child a:hover{ color:var(--blue); text-decoration:underline; text-underline-offset:3px; }
.kinds-table td:last-child a{ color:var(--blue); }

.methods{ display:grid; grid-template-columns:repeat(4, minmax(0,1fr)); gap:20px; }
.method{ display:flex; flex-direction:column; padding:24px; background:#fff; border:1px solid var(--line); border-radius:var(--radius-lg); }
.method .fig{ display:block; width:100%; height:auto; margin-bottom:18px; }
.method__title{ font-size:19px; letter-spacing:-.02em; }
.method__title small{ display:block; margin-top:3px; color:var(--ink-3); font-size:12.5px; font-weight:600; letter-spacing:.02em; }
.method p{ margin-top:10px; color:var(--ink-2); font-size:15px; }
.method__link{ margin-top:auto; padding-top:14px; color:var(--blue); font-size:14.5px; font-weight:700; }
.method__link:hover{ text-decoration:underline; text-underline-offset:3px; }
.fig-steel{ fill:#e6ebf0; stroke:#5b6776; stroke-width:1.6; stroke-linejoin:round; }
.fig-hub{ fill:#fff; stroke:#5b6776; stroke-width:1.4; }
.fig-anvil{ fill:#eef1f4; stroke:#8a96a3; stroke-width:1.4; }
.fig-roll{ fill:#f3ece1; stroke:#a08f78; stroke-width:1.4; }
.fig-rollcut{ fill:none; stroke:#a08f78; stroke-width:1.2; stroke-dasharray:3 3; }
.fig-web{ fill:none; stroke:var(--blue); stroke-width:3; stroke-linecap:round; }
.fig-cut{ fill:var(--amber-ink); }
.fig-cutline{ fill:none; stroke:var(--amber-ink); stroke-width:2.6; stroke-linecap:round; }
.fig-perf{ fill:none; stroke:var(--amber-ink); stroke-width:2.6; stroke-dasharray:7 5; }
.fig-arrow{ fill:none; stroke:var(--ink-3); stroke-width:1.6; stroke-linecap:round; stroke-linejoin:round; }
.fig-label{ fill:var(--ink-3); font-family:var(--font); font-size:11px; font-weight:700; }
.fig-label--web{ fill:var(--blue); }

.kind{ display:grid; grid-template-columns:300px minmax(0,1fr); gap:36px; padding:40px 0; border-top:1px solid var(--line); scroll-margin-top:96px; }
.kind:first-of-type{ padding-top:0; border-top:0; }
.kind__media img{ display:block; width:100%; height:auto; border-radius:var(--radius-lg); background:var(--steel-900); }
.kind__en{ color:var(--ink-3); font-size:12.5px; font-weight:700; letter-spacing:.12em; }
.kind__title{ margin-top:4px; font-size:clamp(22px, 2.4vw, 28px); letter-spacing:-.03em; }
.kind__body > p:not(.kind__en){ margin-top:12px; color:var(--ink-2); font-size:16px; }
.kind__facts{ margin:16px 0 0; display:grid; gap:8px; }
.kind__facts div{ display:grid; grid-template-columns:112px minmax(0,1fr); gap:12px; font-size:15px; }
.kind__facts dt{ color:var(--ink-3); font-weight:700; }
.kind__facts dd{ margin:0; color:var(--ink); }
.kind__chips{ margin-top:18px; display:flex; flex-wrap:wrap; gap:8px; }
.kind__chip{ display:inline-flex; align-items:baseline; gap:7px; padding:6px 11px; background:#fff; border:1px solid var(--line); border-radius:8px; color:var(--ink); font-size:13.5px; font-weight:600; }
.kind__chip span{ color:var(--amber-ink); font-size:12px; font-weight:700; font-variant-numeric:tabular-nums; }
.kind__chip:hover{ border-color:var(--blue); color:var(--blue); }
.kind .link-more{ display:inline-block; margin-top:18px; color:var(--blue); }

.matpick{ display:grid; grid-template-columns:repeat(3, minmax(0,1fr)); gap:20px; margin:0 0 22px; padding:0; list-style:none; }
.matpick li{ padding:22px 24px; background:#fff; border:1px solid var(--line); border-radius:var(--radius-lg); }
.matpick b{ display:block; font-size:17px; letter-spacing:-.02em; }
.matpick span{ display:block; margin-top:8px; color:var(--ink-2); font-size:15px; }
.section--soft > .container > .link-more{ color:var(--blue); }

.order-guide{ display:grid; grid-template-columns:minmax(0,1fr) minmax(0,1fr); gap:56px; align-items:start; }
.steps--guide{ margin-top:28px; }
.faq__title{ font-size:20px; letter-spacing:-.02em; margin-bottom:8px; }
.faq details{ border-bottom:1px solid var(--line); }
.faq summary{ position:relative; padding:18px 32px 18px 0; font-weight:700; cursor:pointer; list-style:none; }
.faq summary::-webkit-details-marker{ display:none; }
.faq summary::after{ content:"+"; position:absolute; right:4px; top:15px; color:var(--ink-3); font-size:20px; font-weight:400; }
.faq details[open] summary::after{ content:"\2212"; }
.faq details p{ padding:0 0 18px; color:var(--ink-2); }

@media (max-width:1080px){
  .methods{ grid-template-columns:repeat(2, minmax(0,1fr)); }
}
@media (max-width:760px){
  .kind{ grid-template-columns:1fr; gap:18px; padding:32px 0; }
  .kind__media{ max-width:360px; }
  .matpick{ grid-template-columns:1fr; }
  .order-guide{ grid-template-columns:1fr; gap:36px; }
}
@media (max-width:520px){
  .methods{ grid-template-columns:1fr; }
  .kind__facts div{ grid-template-columns:1fr; gap:2px; }
}

/* ---------- 입체감: 상자를 책상에서 살짝 띄운 느낌 (260929 사장님 "박스가 너무 평범") ----------
   겹 그림자 + 위는 밝고 아래로 살짝 어두워지는 바탕 + 윗면 빛선 + 아래 테두리를 조금 진하게(두께감).
   이 덩어리만 지우면 예전 모양으로 돌아간다. */
:root{
  --card-bg:     linear-gradient(180deg, #ffffff 0%, #ffffff 42%, #f4f7fa 100%);
  --card-edge:   #dfe4ea;
  --card-edge-b: #c8d0d9;
  --elev-1: inset 0 1px 0 rgba(255,255,255,.95),
            0 1px 1px rgba(13,17,23,.04),
            0 2px 5px -1px rgba(13,17,23,.07),
            0 10px 20px -8px rgba(13,17,23,.13),
            0 22px 36px -18px rgba(13,17,23,.22);
  --elev-2: inset 0 1px 0 rgba(255,255,255,.95),
            0 2px 4px rgba(13,17,23,.06),
            0 14px 26px -8px rgba(13,17,23,.19),
            0 34px 56px -20px rgba(13,17,23,.38);
}
.catcard, .pcard__link, .app, .steps li, .method, .matpick li, .materials, .infocard--link{
  background:var(--card-bg);
  border:1px solid var(--card-edge);
  border-bottom-color:var(--card-edge-b);
  box-shadow:var(--elev-1);
}
.catcard, .pcard__link, .app, .infocard--link{
  transition:transform .28s cubic-bezier(.2,.7,.2,1), box-shadow .28s, border-color .28s, background .28s;
}
.catcard:hover, .pcard__link:hover, .app:hover, .infocard--link:hover{
  background:#fff; transform:translateY(-5px); box-shadow:var(--elev-2); border-color:var(--line-strong);
}
.infocard--link:hover{ border-color:var(--blue); }

/* 제품 사진: 위는 살짝 빛, 아래는 살짝 그늘 → 금속 광택 */
.catcard__media, .pcard__media{ position:relative; }
.catcard__media::after, .pcard__media::after{
  content:""; position:absolute; inset:0; pointer-events:none;
  background:linear-gradient(180deg, rgba(255,255,255,.10) 0%, rgba(255,255,255,0) 32%, rgba(0,0,0,0) 62%, rgba(0,0,0,.24) 100%);
  box-shadow:inset 0 -1px 0 rgba(0,0,0,.30);
}

/* 용도 칸의 그림 단추: 도톰하게 */
.app__icon{
  background:linear-gradient(180deg, #ffffff 0%, #edf1f5 100%);
  box-shadow:inset 0 1px 0 #fff, 0 0 0 1px rgba(13,17,23,.07), 0 2px 4px rgba(13,17,23,.08), 0 8px 14px -8px rgba(13,17,23,.28);
}
.app:hover .app__icon{ background:linear-gradient(180deg, #fff9f3 0%, #ffe6cf 100%); }

/* 문의하기의 안내 상자: 어두운 것은 빛 받는 강철판, 밝은 것은 도톰한 판 */
.infocard:not(.infocard--soft):not(.infocard--link){
  background:linear-gradient(160deg, #1b2430 0%, #0d1117 72%);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.08), 0 2px 4px rgba(13,17,23,.14), 0 20px 36px -16px rgba(13,17,23,.50);
}
.infocard--soft{
  background:linear-gradient(180deg, #f8fafc 0%, #eef2f5 100%);
  box-shadow:inset 0 1px 0 #fff, 0 0 0 1px rgba(13,17,23,.05), 0 12px 24px -14px rgba(13,17,23,.26);
}

/* 종류 안내: 사진 그림자, 제품 이름 칩, 자르는 방식 그림 */
.kind__media img{ box-shadow:0 2px 4px rgba(13,17,23,.10), 0 22px 40px -18px rgba(13,17,23,.45); }
.kind__chip{
  background:linear-gradient(180deg, #ffffff 0%, #f4f7fa 100%);
  border-color:var(--card-edge); border-bottom-color:var(--card-edge-b);
  box-shadow:inset 0 1px 0 #fff, 0 1px 2px rgba(13,17,23,.06);
  transition:transform .2s, box-shadow .2s, border-color .2s, color .2s;
}
.kind__chip:hover{ transform:translateY(-2px); box-shadow:inset 0 1px 0 #fff, 0 8px 16px -8px rgba(13,17,23,.30); }
.method .fig{
  padding:8px; border-radius:12px;
  background:radial-gradient(ellipse 72% 64% at 50% 46%, #edf1f5 0%, rgba(237,241,245,0) 72%);
  filter:drop-shadow(0 3px 3px rgba(13,17,23,.14));
}
.fig-steel{ fill:url(#fig-steel-grad); }
.fig-hub{ fill:url(#fig-hub-grad); }

/* ---------- 회사 개요: 선 목록 → 떠 있는 상자 (260929 사장님 "선으로만 하지 말고 박스창에 넣어서") ----------
   큰 상자(두 칸)와 작은 상자가 엇갈리게: 상호·대표·창업 / 사업분야·주요제품 / 주요소재·사업자번호 / 주소·연락처 */
.overview--cards{ display:block; }
.overview--cards .overview__head{ margin-bottom:32px; }
.ov-grid{ margin:0; display:grid; grid-template-columns:repeat(3, minmax(0, 1fr)); gap:14px; }
.ov-card{
  display:flex; flex-direction:column; gap:8px; padding:14px 18px 15px;
  background:var(--card-bg); border:1px solid var(--card-edge); border-bottom-color:var(--card-edge-b);
  border-radius:var(--radius-lg); box-shadow:var(--elev-1);
}
.ov-card--wide{ grid-column:span 2; }
.ov-card dt{ display:flex; align-items:center; gap:9px; color:var(--ink-3); font-size:13px; font-weight:700; letter-spacing:.02em; }
.ov-icon{
  flex:none; display:inline-flex; align-items:center; justify-content:center; width:30px; height:30px; border-radius:9px;
  color:var(--blue); background:linear-gradient(180deg, #ffffff 0%, #e8f1f9 100%);
  box-shadow:inset 0 1px 0 #fff, 0 0 0 1px rgba(27,112,175,.16), 0 6px 12px -8px rgba(27,112,175,.55);
}
.ov-icon svg{ width:17px; height:17px; fill:none; stroke:currentColor; stroke-width:1.7; stroke-linecap:round; stroke-linejoin:round; }
.ov-card dd{ margin:0; color:var(--ink); font-size:17px; font-weight:700; letter-spacing:-.015em; line-height:1.4; }
.ov-card dd small{ display:block; margin-top:1px; color:var(--ink-3); font-size:12.5px; font-weight:600; letter-spacing:.08em; }
.ov-card dd.ov-num{ font-variant-numeric:tabular-nums; letter-spacing:.02em; }
.ov-card dd.ov-chips{ display:flex; flex-wrap:wrap; gap:6px; }
.ov-chips a,
.ov-chips span{
  display:inline-flex; align-items:center; padding:5px 12px; border-radius:999px;
  background:#fff; border:1px solid var(--card-edge); box-shadow:0 1px 2px rgba(13,17,23,.06);
  color:var(--ink); font-size:14px; font-weight:600; letter-spacing:0;
}
.ov-chips a{ transition:border-color .2s, color .2s, transform .2s, box-shadow .2s; }
.ov-chips a:hover{ text-decoration:none; border-color:var(--blue); color:var(--blue); transform:translateY(-2px); box-shadow:0 6px 12px -6px rgba(13,17,23,.25); }
.ov-link{ display:inline-block; margin-left:8px; color:var(--blue); font-size:14.5px; font-weight:700; white-space:nowrap; }
.ov-card dd.ov-contact{ display:grid; gap:1px; font-size:15.5px; }
.ov-contact span{ display:flex; align-items:baseline; gap:10px; }
.ov-card .ov-contact small{ display:inline; flex:none; width:30px; margin:0; color:var(--ink-3); font-size:12.5px; font-weight:700; letter-spacing:0; }
.ov-contact a{ color:var(--blue); }
/* 상자 안 내용은 모두 가운데로 (260929 사장님 "카드 안에 내용 전부 중앙으로 정렬") */
.ov-card{ align-items:center; justify-content:center; text-align:center; }   /* 가로·세로 모두 가운데 */
.ov-card dt{ justify-content:center; }
.ov-card dd.ov-chips{ justify-content:center; }
.ov-card dd.ov-contact{ justify-items:center; }
.ov-contact span{ justify-content:center; }
.ov-card .ov-contact small{ width:auto; }
@media (max-width:960px){
  .ov-grid{ grid-template-columns:repeat(2, minmax(0, 1fr)); grid-auto-flow:row dense; }
}
@media (max-width:640px){
  .ov-grid{ gap:10px; }
  .ov-card{ padding:12px 14px 13px; gap:7px; }
  .ov-card dd{ font-size:15.5px; }
  .ov-card--wide, .ov-card--mfull{ grid-column:span 2; }   /* 짧은 네 개(상호·대표·창업·사업분야)만 두 칸씩 */
}

@media (prefers-reduced-motion:reduce){
  html{ scroll-behavior:auto; }
  *,*::before,*::after{ animation:none !important; transition:none !important; }
}