@charset "utf-8";
/* =========================================================
   대양씨아이에스 — 공통 스타일 (common.css)
   · 전 페이지 공통 : 변수 / 리셋 / 타이포 / 헤더 / 통합검색 /
     모바일 전체메뉴 / 푸터 / TOP 버튼 / 스크롤 모션
   · 페이지 고유 스타일은 main.css · sub.css 등에서 관리합니다.
   ========================================================= */

:root{
  --blue:#0F30C9;
  --blue-700:#0C27A3;
  --violet:#9D00DD;
  --navy:#0F2B70;

  --ink:#0E1730;
  --ink-70:#39435e;
  --ink-50:#7A8399;
  --ink-30:#AEB6C8;
  --line:#E3E8F2;
  --line-soft:#EEF2F9;
  --paper:#FFFFFF;
  --mist:#F5F8FD;
  --mist-2:#EDF3FC;

  --sans:'Pretendard Variable',Pretendard,-apple-system,BlinkMacSystemFont,system-ui,'Malgun Gothic',sans-serif;
  /* 영문·숫자도 동일 서체를 사용합니다 (자간만 넓혀 라벨 느낌 유지) */
  --mono:'Pretendard Variable',Pretendard,-apple-system,BlinkMacSystemFont,system-ui,sans-serif;

  --wrap:1360px;
  --hd:78px;
  --hd-util:38px;
  --hd-m:60px;
  --r:16px;
  --r-lg:28px;
  --ease:cubic-bezier(.22,.61,.36,1);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;font-family:var(--sans);color:var(--ink);background:var(--paper);line-height:1.6;letter-spacing:-.01em;
  word-break:keep-all;overflow-wrap:break-word;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
ul,ol{list-style:none;margin:0;padding:0}
h1,h2,h3,h4,p{margin:0}
:focus-visible{outline:2.5px solid var(--violet);outline-offset:3px;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}
.wrap{width:100%;max-width:var(--wrap);margin:0 auto;padding-inline:32px}

/* 공통 타이포 */
.eyebrow{
  font-family:var(--mono);font-size:12px;font-weight:700;letter-spacing:.16em;
  color:var(--blue);display:inline-flex;align-items:center;gap:10px;text-transform:uppercase;
}
.eyebrow::before{content:'';width:22px;height:2px;background:linear-gradient(90deg,var(--blue),var(--violet))}
.sec-title{font-size:clamp(28px,3.4vw,44px);font-weight:800;line-height:1.28;letter-spacing:-.035em;margin-top:14px}
.sec-desc{margin-top:14px;font-size:clamp(15px,1.35vw,18px);color:var(--ink-70);line-height:1.65;max-width:640px}
.sec-head{margin-bottom:46px}
.sec{padding:clamp(68px,7.6vw,60px) 0}
.sec-mist{background:var(--mist)}

.hd{
  position:fixed;top:0;left:0;right:0;z-index:200;
  transition:transform .35s var(--ease),box-shadow .3s;
}
.hd.is-hidden{transform:translateY(-100%)}
.hd.is-stuck{box-shadow:0 6px 28px rgba(15,43,112,.08)}

/* 유틸 바 */
.hd-util-bar{
  background:var(--navy);color:rgba(255,255,255,.72);
  height:var(--hd-util);overflow:hidden;
  transition:height .3s var(--ease);
}
.hd.is-stuck .hd-util-bar{height:0}
.hd-util-in{height:var(--hd-util);display:flex;align-items:center;justify-content:space-between;gap:20px}
.hd-tel{display:inline-flex;align-items:center;gap:8px;font-size:13px;letter-spacing:-.01em}
.hd-tel svg{width:14px;height:14px;opacity:.8}
.hd-tel b{font-family:var(--mono);font-size:13.5px;font-weight:700;color:#fff;letter-spacing:.04em}
.hd-links{display:flex;align-items:center;gap:2px}
.hd-links a{
  display:inline-flex;align-items:center;gap:6px;height:26px;padding:0 11px;border-radius:6px;
  font-size:12.5px;color:rgba(255,255,255,.72);transition:.18s var(--ease);white-space:nowrap;
}
.hd-links a:hover{background:rgba(255,255,255,.12);color:#fff}
.hd-links svg{width:10px;height:10px;opacity:.6}
.hd-links .bar{width:1px;height:11px;background:rgba(255,255,255,.18);margin:0 8px}

/* 메인 바 */
.hd-main{background:rgba(255,255,255,.94);backdrop-filter:saturate(180%) blur(14px);border-bottom:1px solid var(--line-soft)}
.hd-inner{height:var(--hd);display:flex;align-items:center;gap:24px}
.logo{flex:none;display:flex;align-items:center}
.logo img{height:39px;width:auto}
.hd-nav{flex:1;height:100%;display:flex;justify-content:center}
.gnb{display:flex;height:100%}
.gnb>li{position:relative;display:flex;align-items:center}
.gnb>li>a{
  display:flex;align-items:center;height:100%;padding:0 24px;font-size:17px;font-weight:600;
  letter-spacing:-.03em;position:relative;color:var(--ink);
}
.gnb>li>a::after{
  content:'';position:absolute;left:24px;right:24px;bottom:0;height:3px;border-radius:3px 3px 0 0;
  background:linear-gradient(90deg,var(--blue),var(--violet));
  transform:scaleX(0);transform-origin:center;transition:transform .32s var(--ease);
}
.gnb>li:hover>a::after,.gnb>li.on>a::after{transform:scaleX(1)}
.gnb>li:hover>a{color:var(--blue)}

.hd-util{flex:none;display:flex;align-items:center;gap:10px}
.icon-btn{width:42px;height:42px;border-radius:12px;display:grid;place-items:center;transition:background .2s;flex:none;position:relative}
.icon-btn:hover{background:var(--mist)}
.icon-btn svg{width:21px;height:21px}
.btn-quote{
  display:inline-flex;align-items:center;gap:8px;height:44px;padding:0 22px;border-radius:999px;
  background:var(--navy);color:#fff;font-size:14.5px;font-weight:700;transition:.24s var(--ease);white-space:nowrap;
}
.btn-quote svg{width:14px;height:14px;transition:transform .24s var(--ease)}
.btn-quote:hover{background:linear-gradient(90deg,var(--blue),var(--violet))}
.btn-quote:hover svg{transform:translate(2px,-2px)}
.burger{display:none;position:relative}
.burger svg{width:22px;height:22px;transition:opacity .22s var(--ease),transform .28s var(--ease)}
.burger .ico-x{position:absolute;opacity:0;transform:rotate(-45deg)}
.burger.on .ico-menu{opacity:0;transform:rotate(45deg)}
.burger.on .ico-x{opacity:1;transform:rotate(0)}

/* 통합 메가패널 : 5개 대메뉴를 한 번에 노출 */
.mega{
  position:absolute;left:0;right:0;top:100%;background:#fff;border-bottom:1px solid var(--line);
  box-shadow:0 24px 44px rgba(15,43,112,.10);
  overflow:hidden;max-height:0;opacity:0;visibility:hidden;
  transition:max-height .4s var(--ease),opacity .26s;
}
.hd.mega-open .mega{
  /* 770px 이내로 펼치되, 화면이 낮으면 뷰포트에 맞춰 줄이고 내부 스크롤 */
  max-height:min(770px, calc(100vh - var(--hd) - var(--hd-util) - 12px));
  opacity:1;visibility:visible;overflow-y:auto;overscroll-behavior:contain;
}
.hd.is-stuck.mega-open .mega{max-height:min(770px, calc(100vh - var(--hd) - 12px))}
/* 솔루션 칸만 넓게(1.7배) — 안쪽을 2열로 나눠 세로 길이를 줄임 */
.mega-in{display:grid;grid-template-columns:1.7fr repeat(4,1fr);gap:32px;padding:34px 0 40px}
.mcol{position:relative}
.mcol+.mcol::before{content:'';position:absolute;left:-16px;top:2px;bottom:2px;width:1px;background:var(--line-soft)}
.mcol>.h{display:flex;align-items:center;gap:7px;font-size:16px;font-weight:800;letter-spacing:-.035em;color:var(--ink);padding-bottom:14px;margin-bottom:14px;border-bottom:2px solid var(--ink)}
.mcol>.h:hover{color:var(--blue);border-color:var(--blue)}
.mcol .grp{margin-bottom:14px}
.sol-cols{display:grid;grid-template-columns:1fr 1fr;gap:0 24px}
.sol-col>.grp:last-child{margin-bottom:0}
.mcol .grp>a{display:block;font-family:var(--mono);font-size:10.5px;font-weight:700;letter-spacing:.14em;color:var(--ink-50);margin-bottom:7px}
/* 2차 메뉴 : 대메뉴 대비 한 단 들여쓰기 (솔루션의 IOT/CLOUD 등 그룹 라벨은 제외) */
.mcol li a{display:flex;align-items:center;gap:5px;padding:5px 0 5px 12px;font-size:14.5px; font-weight: 500; color:var(--ink-70);transition:color .18s,transform .18s}
.mcol li a:hover{transform:translateX(3px)}
.mcol li a:hover{color:var(--blue)}
.ext{width:11px;height:11px;flex:none;opacity:.55}

.search-bar{position:fixed;left:0;right:0;top:calc(var(--hd) + var(--hd-util));background:#fff;border-bottom:1px solid transparent;max-height:0;overflow:hidden;visibility:hidden;transition:max-height .35s var(--ease),visibility .35s;z-index:190}
.search-bar.on{max-height:200px;visibility:visible;border-bottom-color:var(--line)}
.hd.is-stuck ~ .search-bar{top:var(--hd)}
.search-inner{padding:30px 0 34px;display:flex;align-items:center;gap:14px;border-bottom:2px solid var(--ink)}
.search-inner input{flex:1;border:0;font-size:clamp(18px,2.4vw,26px);font-weight:600;letter-spacing:-.03em;color:var(--ink);background:none;padding:4px 0}
.search-inner input::placeholder{color:#B7C0D3}
.search-inner input:focus{outline:none}
.search-hint{padding:14px 0 26px;font-size:13px;color:var(--ink-50);display:flex;gap:8px;flex-wrap:wrap;align-items:center}
.search-hint b{font-weight:600;color:var(--ink-70)}
.search-hint a{padding:6px 12px;border-radius:999px;background:var(--mist);font-size:13px}
.search-hint a:hover{background:var(--mist-2);color:var(--blue)}

.mnav{position:fixed;inset:var(--hd-m) 0 0;background:#fff;z-index:180;overflow-y:auto;transform:translateX(100%);transition:transform .38s var(--ease);-webkit-overflow-scrolling:touch}
.mnav.on{transform:translateX(0)}
.mnav-in{padding:8px 20px 60px}
.mnav-acc>button{width:100%;display:flex;align-items:center;justify-content:space-between;padding:19px 4px;font-size:19px;font-weight:700;letter-spacing:-.035em;border-bottom:1px solid var(--line-soft)}
.mnav-acc>button .chev{width:14px;height:14px;transition:transform .3s var(--ease);color:var(--ink-50)}
.mnav-acc.on>button{color:var(--blue)}
.mnav-acc.on>button .chev{transform:rotate(180deg)}
.mnav-panel{max-height:0;overflow:hidden;transition:max-height .38s var(--ease)}
.mnav-panel .in{padding:16px 4px 22px;background:var(--mist);border-radius:14px;margin:12px 0 18px}
.mnav-panel .grp+.grp{margin-top:18px}
/* 솔루션 하위 구분 라벨 : PC 메가패널과 동일하게 작고 연한 영문 라벨 */
.mnav-panel .grp>a.g{display:block;font-family:var(--mono);font-size:10.5px;font-weight:700;letter-spacing:.14em;padding:0 16px 7px;color:var(--ink-50)}
.mnav-panel li a{display:flex;align-items:center;gap:6px;padding:9px 16px;font-size:15px;color:var(--ink-70)}
.mnav-quick{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;padding:20px 0 6px}
.mnav-quick a{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:7px;padding:16px 6px;border-radius:14px;background:var(--mist);font-size:13px;font-weight:600;color:var(--ink-70)}
.mnav-quick a.kko{background:#FEE500;color:#3B1E1E}
.mnav-quick a svg{width:19px;height:19px}
.scroll-lock{overflow:hidden}

/* =========================================================
   7. FOOTER
   ========================================================= */
.ft{background:#fff;border-top:1px solid var(--line);padding:52px 0 60px;font-size:14px;color:var(--ink-70)}
.ft-top{display:flex;align-items:center;justify-content:space-between;gap:24px;padding-bottom:26px;border-bottom:1px solid var(--line-soft)}
.ft-pol{display:flex;align-items:center;gap:20px}
.ft-pol a{font-size:15px}
.ft-pol a.strong{font-weight:800;color:var(--ink);text-decoration:underline;text-underline-offset:4px}
.ft-pol .bar{width:1px;height:12px;background:var(--line)}
.sns{display:flex;gap:8px}
.sns a{
  width:40px;height:40px;border-radius:50%;background:var(--mist);display:grid;place-items:center;
  color:var(--ink-70);transition:.22s var(--ease);
}
.sns a:hover{background:var(--navy);color:#fff;transform:translateY(-3px)}
.sns svg{width:18px;height:18px}

.awards{padding:30px 0;border-bottom:1px solid var(--line-soft)}
.awards-btn{display:none}
/* 인증·수상 로고 : 8종 공통 캔버스(240x120) 이미지를 contain으로 정렬 */
.awards-list{display:grid;grid-template-columns:repeat(8,1fr);gap:10px}
.awards-list li{
  display:flex;flex-direction:column;align-items:center;gap:10px;
  padding:16px 10px 14px;border:1px solid var(--line);border-radius:12px;background:#fff;
  transition:border-color .22s var(--ease),box-shadow .22s var(--ease),transform .22s var(--ease);
}
.awards-list li:hover{border-color:#C3CFF0;box-shadow:0 8px 20px rgba(15,43,112,.07);transform:translateY(-2px)}
.awards-list .ci{height:46px;display:grid;place-items:center}
.awards-list .ci img{height:46px;width:auto;max-width:100%;object-fit:contain}
.awards-list em{
  font-style:normal;font-size:12.5px;line-height:1.4;letter-spacing:-.035em;
  color:var(--ink-70);text-align:center;
}

.ft-info{padding-top:26px;display:flex;flex-wrap:wrap;gap:8px 18px;align-items:center;line-height:1.9}
.ft-info .sep{color:var(--line);}
.ft-info b{font-weight:700;color:var(--ink)}
.ft-copy{margin-top:18px;font-family:var(--mono);font-size:12px;color:var(--ink-50);letter-spacing:.02em}

/* TOP 버튼 */
.top-btn{
  position:fixed;right:26px;bottom:26px;z-index:150;width:52px;height:52px;border-radius:50%;
  background:var(--navy);color:#fff;display:grid;place-items:center;
  box-shadow:0 10px 26px rgba(15,43,112,.28);
  opacity:0;visibility:hidden;transform:translateY(14px);transition:.3s var(--ease);
}
.top-btn.on{opacity:1;visibility:visible;transform:none}
.top-btn:hover{background:linear-gradient(135deg,var(--blue),var(--violet))}
.top-btn svg{width:18px;height:18px}

/* 스크롤 진입 모션 (1회) */
/* ---------------------------------------------------------
   스크롤 진입 페이드업 (섹션당 1회)
   · .fade   : 요소 자체가 떠오름
   · .reveal : 직계 자식이 순차적으로 떠오름 (최대 8개)
   --------------------------------------------------------- */
.fade{opacity:0;transform:translateY(30px);
  transition:opacity .75s var(--ease),transform .75s var(--ease)}
.fade.done{opacity:1;transform:none}

.reveal>*{opacity:0;transform:translateY(30px)}
.reveal.done>*{opacity:1;transform:none;
  transition:opacity .75s var(--ease),transform .75s var(--ease)}
.reveal.done>*:nth-child(1){transition-delay:.04s}
.reveal.done>*:nth-child(2){transition-delay:.12s}
.reveal.done>*:nth-child(3){transition-delay:.20s}
.reveal.done>*:nth-child(4){transition-delay:.28s}
.reveal.done>*:nth-child(5){transition-delay:.36s}
.reveal.done>*:nth-child(6){transition-delay:.44s}
.reveal.done>*:nth-child(7){transition-delay:.52s}
.reveal.done>*:nth-child(8){transition-delay:.60s}

/* 섹션 타이틀 : 라벨 → 제목 → 설명 순으로 */
.sec-head.reveal>*,.pj-head.reveal>*{transform:translateY(22px)}
.sec-head.reveal.done>*:nth-child(1){transition-delay:0s}
.sec-head.reveal.done>*:nth-child(2){transition-delay:.09s}
.sec-head.reveal.done>*:nth-child(3){transition-delay:.18s}

/* =========================================================
   RESPONSIVE (공통)
   ========================================================= */
@media (max-width:1280px){
  .wrap{padding-inline:24px}
  .mega-in{gap:22px;padding:30px 0 36px}
  .mcol+.mcol::before{left:-11px}
  .sol-cols{gap:0 14px}
  .gnb>li>a{padding:0 18px;font-size:16px}
  .gnb>li>a::after{left:18px;right:18px}
  .hd-links a{padding:0 9px;font-size:12px}
}
@media (max-width:1024px){
  /* 이 구간부터는 통합 패널 대신 대메뉴 링크로만 동작 */
  .mega{display:none}
}
@media (max-width:900px){
  :root{--hd:var(--hd-m);--hd-util:0px}
  .hd-util-bar{display:none}
  .hd-inner{height:var(--hd-m);gap:8px}
  /* 모바일에서는 전체 메뉴 안의 퀵 바로가기로 대체 */
  .btn-quote{display:none}
  .logo img{height:32px}
  .hd-nav,.mega{display:none}
  .burger{display:grid}
  .quick{gap:4px;padding-right:2px}
  .quick a{width:34px;height:34px;padding:0;justify-content:center;border-radius:11px}
  .quick a span{display:none}
  .hd-util{gap:2px;margin-left:auto}
  .icon-btn{width:38px;height:38px}

  .ft{padding:36px 0 44px}
  .ft-top{flex-direction:column;align-items:flex-start;gap:18px}
  .ft-info{display:block;line-height:1.85}
  .ft-info .sep{display:none}
  .ft-info span{display:block}
  .awards-list{grid-template-columns:repeat(2,1fr);max-height:0;overflow:hidden;transition:max-height .45s var(--ease);gap:8px}
  .awards-list.on{max-height:760px;padding-top:16px}
  .awards-list li{padding:14px 8px 12px}
  .awards-list .ci,.awards-list .ci img{height:40px}
  .awards-btn{display:flex;width:100%;align-items:center;justify-content:space-between;font-size:15px;font-weight:700;color:var(--ink);padding:2px 0}
  .awards-btn .chev{width:13px;height:13px;color:var(--ink-50);transition:transform .3s var(--ease)}
  .awards-btn.on .chev{transform:rotate(180deg)}
  .top-btn{right:16px;bottom:16px;width:46px;height:46px}
}
@media (max-width:640px){
  .wrap{padding-inline:20px}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms!important;transition-duration:.001ms!important}
  html{scroll-behavior:auto}
}