/* 바른결정밀 — 정밀가공 제조사 (P7 공정표) · 스틸 그레이 + 블루 */
:root {
  --bg: #EDEFF1;
  --paper: #F7F8F9;
  --ink: #18202B;
  --sub: #566170;
  --line: #C9CED5;
  --blue: #1E5AA0;
  --blue-d: #143F72;
  --steel: #232B36;
  --mono: 'IBM Plex Mono', 'IBM Plex Sans KR', ui-monospace, monospace;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 72px; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 400 16px/1.7 'IBM Plex Sans KR', -apple-system, 'Malgun Gothic', sans-serif; word-break: keep-all; overflow-wrap: break-word; -webkit-font-smoothing: antialiased; }
img { display: block; max-width: 100%; height: auto; }
a { color: inherit; }
h1, h2, h3 { margin: 0; letter-spacing: -0.02em; line-height: 1.3; }
.wrap { max-width: 1160px; margin: 0 auto; padding: 0 24px; }

/* 버튼 */
.btn { display: inline-flex; align-items: center; justify-content: center; min-height: 48px; padding: 0 22px; background: var(--blue); color: #fff; font-weight: 600; text-decoration: none; border: 1px solid var(--blue); border-radius: 2px; transition: background .15s; }
.btn:hover { background: var(--blue-d); border-color: var(--blue-d); }
.btn--line { background: transparent; color: var(--ink); border-color: var(--ink); font-family: var(--mono); font-weight: 500; }
.btn--line:hover { background: var(--ink); color: #fff; border-color: var(--ink); }
.btn--sm { min-height: 38px; padding: 0 16px; font-size: 14px; }
.btn--big { min-height: 56px; padding: 0 26px; font-size: 17px; margin-top: 28px; }

/* 헤더 */
.top { position: sticky; top: 0; z-index: 50; background: rgba(247,248,249,.94); backdrop-filter: blur(6px); border-bottom: 1px solid var(--line); }
.top__in { display: flex; align-items: center; gap: 32px; height: 64px; }
.logo { display: flex; align-items: center; gap: 10px; font-weight: 700; font-size: 19px; text-decoration: none; letter-spacing: -0.03em; }
.logo small { font: 500 10px/1 var(--mono); letter-spacing: .12em; color: var(--sub); margin-left: 2px; }
.logo__mark { width: 22px; height: 22px; border: 2px solid var(--blue); position: relative; }
.logo__mark::after { content: ""; position: absolute; inset: 4px; background: var(--blue); }
.top__nav { display: flex; gap: 26px; margin-left: auto; font-size: 15px; }
.top__nav a { text-decoration: none; color: var(--sub); }
.top__nav a:hover { color: var(--ink); }

/* 히어로 — 도면 격자 */
.hero { padding: 64px 0 0; background:
  linear-gradient(var(--bg), rgba(237,239,241,.0) 40%),
  repeating-linear-gradient(0deg, transparent 0 39px, rgba(30,90,160,.07) 39px 40px),
  repeating-linear-gradient(90deg, transparent 0 39px, rgba(30,90,160,.07) 39px 40px); }
.hero__in { display: grid; grid-template-columns: 1fr 1.08fr; gap: 56px; align-items: center; }
.eyebrow { margin: 0 0 18px; font: 500 13px/1 var(--mono); color: var(--blue); letter-spacing: .04em; }
.hero h1 { font-size: 44px; font-weight: 700; }
.lead { margin: 22px 0 0; color: var(--sub); font-size: 17px; max-width: 34em; }
.hero__cta { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 32px; }
figure { margin: 0; }
figcaption { margin-top: 10px; font: 400 12.5px/1.5 var(--mono); color: var(--sub); }
figcaption span { color: var(--blue); margin-right: 8px; }
.sec--dark figcaption { color: #9AA6B4; }
.sec--dark figcaption span { color: #7FB0EA; }
.hero__fig img { aspect-ratio: 4 / 3; object-fit: cover; width: 100%; border: 1px solid var(--line); }

.spec { display: grid; grid-template-columns: repeat(3, 1fr) 1.6fr; margin: 56px 0 0; background: var(--paper); border: 1px solid var(--line); }
.spec > div { padding: 22px 24px; border-left: 1px solid var(--line); }
.spec > div:first-child { border-left: 0; }
.spec dt { font-size: 13px; color: var(--sub); }
.spec dd { margin: 6px 0 0; font: 500 32px/1.1 var(--mono); letter-spacing: -0.02em; }
.spec dd small { font-size: 14px; margin-left: 3px; color: var(--sub); font-family: 'IBM Plex Sans KR', sans-serif; }
.spec .spec__txt { font: 500 15px/1.6 var(--mono); letter-spacing: 0; }

/* 공지 */
.notice { padding: 28px 0 0; }
.notice__in { display: flex; gap: 20px; align-items: baseline; font-size: 15px; }
.notice strong { flex: none; font: 500 12px/1 var(--mono); background: var(--ink); color: #fff; padding: 6px 8px; letter-spacing: .06em; }
.notice ul { margin: 0; padding: 0; list-style: none; }
.notice li { padding: 2px 0; }
.notice time { font-family: var(--mono); color: var(--blue); margin-right: 10px; font-size: 14px; }

/* 섹션 공통 */
.sec { padding: 96px 0; }
.sec__head { max-width: 640px; margin-bottom: 44px; }
.sec__no { margin: 0 0 10px; font: 500 13px/1 var(--mono); color: var(--blue); }
.sec__no::before { content: "§ "; }
.sec h2 { font-size: 32px; font-weight: 700; }
.sec__head > p:last-child { margin: 12px 0 0; color: var(--sub); }
.note { margin: 28px 0 0; color: var(--sub); font-size: 15px; max-width: 46em; }
.note--small { font-size: 13px; margin-top: 14px; }

/* 공정표 */
.flow { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(5, 1fr); border-top: 2px solid var(--ink); }
.flow li { padding: 22px 20px 24px 0; border-right: 1px solid var(--line); padding-left: 20px; position: relative; }
.flow li:first-child { padding-left: 0; }
.flow li:last-child { border-right: 0; }
.flow li::before { content: ""; position: absolute; top: -7px; left: 20px; width: 12px; height: 12px; background: var(--blue); }
.flow li:first-child::before { left: 0; }
.flow__no { font: 500 12px/1 var(--mono); color: var(--blue); letter-spacing: .05em; }
.flow h3 { font-size: 20px; margin: 10px 0 10px; }
.flow p { margin: 0; font-size: 14.5px; color: var(--sub); line-height: 1.65; }
.flow dl { margin: 18px 0 0; display: grid; grid-template-columns: auto 1fr; gap: 6px 10px; font-size: 13.5px; padding-top: 14px; border-top: 1px dashed var(--line); }
.flow dt { color: var(--sub); font-family: var(--mono); font-size: 12px; padding-top: 2px; }
.flow dd { margin: 0; font-weight: 500; }
.flow__end { margin: 36px 0 0; font-size: 16px; }
.flow__end a { color: var(--blue); font-weight: 600; }

/* 설비(어두운 섹션) */
.sec--dark { background: var(--steel); color: #E8ECF0; }
.sec--dark .sec__no { color: #7FB0EA; }
.sec--dark .sec__head > p:last-child, .sec--dark .note { color: #A7B1BD; }
.equip { display: grid; grid-template-columns: 1.25fr 1fr; gap: 48px; align-items: start; }
.equip__fig img { aspect-ratio: 4 / 3; object-fit: cover; width: 100%; }
.table-scroll { overflow-x: auto; }
.tbl { width: 100%; border-collapse: collapse; font-size: 15px; }
.tbl th { text-align: left; font: 500 12px/1 var(--mono); letter-spacing: .05em; color: #9AA6B4; padding: 0 12px 12px 0; border-bottom: 1px solid #4A5563; }
.tbl td { padding: 15px 12px 15px 0; border-bottom: 1px solid #3A4451; vertical-align: top; }
.tbl td:first-child { font-weight: 600; white-space: nowrap; }
.tbl td:nth-child(2) { color: #BCC5CF; }
.tbl .num { text-align: right; font-family: var(--mono); padding-right: 0; }
.tbl td.num { font-size: 18px; color: #fff; }
.tbl--light th { color: var(--sub); border-bottom-color: var(--ink); }
.tbl--light td { border-bottom-color: var(--line); }
.tbl--light td:nth-child(2) { color: var(--sub); }
.tbl--light td:last-child { font-family: var(--mono); font-size: 14px; white-space: nowrap; }
.tag { font: 500 11px/1 var(--mono); font-style: normal; color: var(--blue); border: 1px solid var(--blue); padding: 2px 5px; margin-left: 6px; vertical-align: 2px; }

/* 품질 */
.quality { display: grid; grid-template-columns: 1fr 1.15fr; gap: 64px; align-items: center; }
.quality__fig img { aspect-ratio: 1 / 1; object-fit: cover; width: 100%; }

/* 회사 개요 */
.sec--grid { background: var(--paper); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.company { display: grid; grid-template-columns: 1fr 1.6fr; gap: 64px; }
.company .sec__head { margin: 0; }
.facts { margin: 0; display: grid; grid-template-columns: 1fr 1fr; border-top: 2px solid var(--ink); }
.facts > div { padding: 18px 0; border-bottom: 1px solid var(--line); display: grid; grid-template-columns: 96px 1fr; gap: 12px; }
.facts > div:nth-child(odd) { padding-right: 24px; }
.facts > div:last-child { grid-column: 1 / -1; }
.facts dt { color: var(--sub); font-size: 14px; padding-top: 2px; }
.facts dd { margin: 0; font-weight: 600; font-size: 17px; }
.facts dd span { display: block; font-weight: 400; font-size: 14px; color: var(--sub); }
.facts > div:last-child dd { font-weight: 500; font-size: 16px; }

/* 견적 문의 */
.rfq__in { display: grid; grid-template-columns: 1.3fr 1fr; gap: 64px; }
.rfq h2 { font-size: 36px; }
.checklist { margin: 28px 0 0; padding: 0; list-style: none; counter-reset: c; }
.checklist li { counter-increment: c; padding: 13px 0; border-bottom: 1px solid var(--line); font-size: 16.5px; }
.checklist li::before { content: counter(c, decimal-leading-zero); font: 500 13px/1 var(--mono); color: var(--blue); margin-right: 16px; }
.rfq__side { background: var(--paper); border: 1px solid var(--line); padding: 32px; align-self: start; }
.contact { margin: 0; display: grid; grid-template-columns: 72px 1fr; gap: 14px 16px; font-size: 15px; }
.contact dt { color: var(--sub); font-size: 13.5px; padding-top: 2px; }
.contact dd { margin: 0; }
.contact dd a[href^="tel"] { font: 500 22px/1.2 var(--mono); text-decoration: none; color: var(--blue); }
.contact dd a[href^="mailto"] { font-family: var(--mono); }
.maplink { display: inline-block; margin-top: 6px; color: var(--blue); font-weight: 600; font-size: 14px; text-decoration: none; }

/* 푸터 */
.foot { background: var(--ink); color: #A7B1BD; padding: 44px 0 52px; font-size: 13.5px; }
.foot p { margin: 0 0 8px; }
.foot__name { color: #fff; font-weight: 700; font-size: 16px; }
.foot__copy { font-family: var(--mono); font-size: 12px; margin-top: 16px !important; }

/* 모바일 하단 고정 바 */
.dock { display: none; }

@media (max-width: 1020px) {
  .flow { grid-template-columns: 1fr 1fr; border-top: 0; gap: 0; }
  .flow li, .flow li:first-child { padding: 22px 20px 24px 0; border-right: 0; border-top: 2px solid var(--ink); }
  .flow li:nth-child(odd) { padding-right: 28px; }
  .flow li::before, .flow li:first-child::before { left: 0; }
}

@media (max-width: 820px) {
  .top__nav { display: none; }
  .top__in { justify-content: space-between; }
  .hero { padding-top: 40px; }
  .hero__in, .equip, .quality, .company, .rfq__in { grid-template-columns: 1fr; gap: 36px; }
  .hero h1 { font-size: 32px; }
  .lead { font-size: 16px; }
  .spec { grid-template-columns: 1fr 1fr; margin-top: 40px; }
  .spec > div { border-left: 0; border-top: 1px solid var(--line); padding: 18px; }
  .spec > div:nth-child(-n+2) { border-top: 0; }
  .spec > div:nth-child(even) { border-left: 1px solid var(--line); }
  .spec > div:last-child { grid-column: 1 / -1; border-left: 0; }
  .spec dd { font-size: 26px; }
  .notice__in { flex-direction: column; gap: 10px; }
  .notice li { font-size: 14.5px; }
  .notice time { display: block; margin: 0; }
  .sec { padding: 64px 0; }
  .sec h2, .rfq h2 { font-size: 26px; }
  .sec__head { margin-bottom: 32px; }
  .flow { grid-template-columns: 1fr; }
  .flow li, .flow li:first-child, .flow li:nth-child(odd) { padding: 20px 0 22px; }
  .quality__fig { order: 2; }
  .quality__fig img { aspect-ratio: 4 / 3; }
  .facts { grid-template-columns: 1fr; }
  .facts > div:nth-child(odd) { padding-right: 0; }
  .facts > div { grid-template-columns: 84px 1fr; }
  .rfq__side { padding: 24px 20px; }
  .btn--big { width: 100%; font-size: 15.5px; padding: 0 14px; }
  .foot { padding-bottom: 96px; }
  .dock { display: grid; grid-template-columns: 1fr 1.4fr 1fr; position: fixed; left: 0; right: 0; bottom: 0; z-index: 60; background: var(--paper); border-top: 1px solid var(--line); padding: 8px 8px calc(8px + env(safe-area-inset-bottom)); gap: 6px; }
  .dock a { display: flex; align-items: center; justify-content: center; min-height: 48px; text-decoration: none; font-weight: 600; font-size: 15px; border: 1px solid var(--line); background: #fff; }
  .dock .dock__main { background: var(--blue); color: #fff; border-color: var(--blue); }
}
@media (max-width: 420px) {
  .wrap { padding: 0 18px; }
  .hero h1 { font-size: 28px; }
  .hero__cta .btn { flex: 1 1 100%; }
  .tbl { font-size: 14px; }
  .tbl td:first-child { white-space: normal; }
  .tbl--light td:nth-child(2) { display: none; }
  .tbl--light th:nth-child(2) { display: none; }
}
.btn { white-space: nowrap; }
@media (max-width: 820px) {
  .logo small { display: none; }
  .spec { grid-template-columns: repeat(3, 1fr); }
  .spec > div { padding: 16px 12px; border-top: 0; }
  .spec > div:nth-child(2), .spec > div:nth-child(3) { border-left: 1px solid var(--line); }
  .spec > div:last-child { grid-column: 1 / -1; border-top: 1px solid var(--line); }
  .spec dd { font-size: 22px; }
  .spec dd small { display: block; margin: 4px 0 0; font-size: 12.5px; }
}