/* ==========================================================================
   그린크로스파트너 — 기업 홈페이지 스타일
   색상·간격 같은 공통 값은 아래 :root 에 모아 두었습니다.
   ========================================================================== */

:root{
  --green-900:#0B3D2C;
  --green-800:#0F5132;
  --green-700:#146C43;
  --green-600:#198754;
  --green-400:#4CAF7D;
  --mint-050:#F1F8F4;
  --mint-100:#E3F0E8;

  --ink:#16241E;
  --ink-soft:#41544B;
  --ink-mute:#6C7F76;
  --line:#DFE7E2;
  --white:#fff;

  --wrap:1120px;
  --radius:16px;
  --radius-sm:10px;
  --shadow-sm:0 1px 2px rgba(11,61,44,.06), 0 6px 20px rgba(11,61,44,.06);
  --shadow-md:0 10px 30px rgba(11,61,44,.10);

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

*,*::before,*::after{ box-sizing:border-box; }

html{ scroll-behavior:smooth; scroll-padding-top:88px; }

body{
  margin:0;
  font-family:var(--font);
  color:var(--ink);
  background:var(--white);
  font-size:17px;
  line-height:1.75;
  letter-spacing:-.01em;
  word-break:keep-all;
  -webkit-font-smoothing:antialiased;
}

h1,h2,h3{ margin:0; line-height:1.32; letter-spacing:-.028em; font-weight:700; }
p{ margin:0; }
ul,ol{ margin:0; padding:0; list-style:none; }
a{ color:inherit; text-decoration:none; }
img,svg{ max-width:100%; }

.wrap{ width:100%; max-width:var(--wrap); margin:0 auto; padding:0 24px; }

.skip-link{
  position:absolute; left:-9999px; top:0; z-index:200;
  background:var(--green-700); color:#fff; padding:10px 18px; border-radius:0 0 8px 0;
}
.skip-link:focus{ left:0; }

:focus-visible{ outline:3px solid var(--green-400); outline-offset:3px; border-radius:6px; }

/* ── 헤더 ────────────────────────────────────────────────────────────── */
.site-header{
  position:sticky; top:0; z-index:100;
  background:rgba(255,255,255,.86);
  backdrop-filter:saturate(160%) blur(12px);
  -webkit-backdrop-filter:saturate(160%) blur(12px);
  border-bottom:1px solid transparent;
  transition:border-color .25s ease, box-shadow .25s ease;
}
.site-header.is-scrolled{ border-bottom-color:var(--line); box-shadow:0 2px 14px rgba(11,61,44,.05); }

.header-inner{ display:flex; align-items:center; justify-content:space-between; gap:20px; height:72px; }

.brand{ display:flex; align-items:center; gap:11px; }
.brand-mark{ color:var(--green-700); display:flex; }
.brand-mark svg{ display:block; }
.brand-text{ display:flex; flex-direction:column; line-height:1.16; }
.brand-text strong{ font-size:18px; font-weight:700; letter-spacing:-.03em; }
.brand-text em{ font-style:normal; font-size:11px; color:var(--ink-mute); letter-spacing:.06em; text-transform:uppercase; }

.gnb{ display:flex; align-items:center; gap:4px; }
.gnb a{
  position:relative; padding:9px 14px; border-radius:999px;
  font-size:15.5px; font-weight:600; color:var(--ink-soft);
  transition:color .18s ease, background-color .18s ease;
}
.gnb a:hover{ color:var(--green-700); background:var(--mint-050); }
.gnb a.is-active{ color:var(--green-800); background:var(--mint-100); }
.gnb .gnb-cta{
  margin-left:8px; background:var(--green-700); color:#fff; padding:9px 20px;
}
.gnb .gnb-cta:hover,.gnb .gnb-cta.is-active{ background:var(--green-800); color:#fff; }

.nav-toggle{
  display:none; width:44px; height:44px; padding:0; margin-right:-8px;
  border:0; background:none; cursor:pointer;
}
.nav-toggle span{
  display:block; width:22px; height:2px; margin:5px auto; border-radius:2px;
  background:var(--ink); transition:transform .25s ease, opacity .2s ease;
}
.nav-toggle[aria-expanded="true"] span:nth-child(1){ transform:translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2){ opacity:0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3){ transform:translateY(-7px) rotate(-45deg); }

/* ── 히어로 ──────────────────────────────────────────────────────────── */
.hero{
  position:relative; overflow:hidden;
  padding:104px 0 96px;
  background:
    radial-gradient(1100px 460px at 78% -10%, rgba(76,175,125,.20), transparent 62%),
    radial-gradient(760px 420px at 8% 108%, rgba(20,108,67,.10), transparent 60%),
    linear-gradient(180deg,#F7FBF8 0%, #fff 78%);
}
.hero::after{ /* 배경 십자 문양 */
  content:""; position:absolute; right:-70px; top:44px; width:420px; height:420px;
  background:
    linear-gradient(var(--green-600),var(--green-600)) center/100% 26% no-repeat,
    linear-gradient(var(--green-600),var(--green-600)) center/26% 100% no-repeat;
  opacity:.05; border-radius:34px; transform:rotate(12deg); pointer-events:none;
}
.hero-inner{ position:relative; z-index:1; }

.eyebrow{
  display:inline-block; margin-bottom:20px; padding:7px 15px; border-radius:999px;
  background:var(--white); border:1px solid var(--mint-100);
  color:var(--green-700); font-size:13.5px; font-weight:700; letter-spacing:.02em;
  box-shadow:var(--shadow-sm);
}
.hero h1{ font-size:clamp(34px,5.4vw,58px); letter-spacing:-.038em; }
.hero-lead{ margin-top:24px; max-width:640px; font-size:clamp(16px,1.6vw,18.5px); color:var(--ink-soft); }
.br-pc{ display:inline; }

.hero-actions{ display:flex; flex-wrap:wrap; gap:12px; margin-top:36px; }
.btn{
  display:inline-flex; align-items:center; justify-content:center;
  height:52px; padding:0 30px; border-radius:999px;
  font-size:16px; font-weight:700; transition:transform .18s ease, background-color .18s ease, box-shadow .18s ease;
}
.btn-primary{ background:var(--green-700); color:#fff; box-shadow:var(--shadow-md); }
.btn-primary:hover{ background:var(--green-800); transform:translateY(-2px); }
.btn-ghost{ background:#fff; color:var(--green-800); border:1px solid var(--line); }
.btn-ghost:hover{ border-color:var(--green-400); transform:translateY(-2px); }

.hero-stats{
  display:flex; flex-wrap:wrap; gap:14px; margin-top:60px;
}
.hero-stats li{
  flex:1 1 190px; padding:22px 24px; border-radius:var(--radius);
  background:#fff; border:1px solid var(--line); box-shadow:var(--shadow-sm);
}
.hero-stats strong{ display:block; font-size:38px; font-weight:800; letter-spacing:-.04em; color:var(--green-800); line-height:1.1; }
.hero-stats strong span{ font-size:17px; font-weight:700; margin-left:3px; }
.stat-label{ display:block; margin-top:6px; font-size:14.5px; color:var(--ink-mute); font-weight:500; }

/* ── 섹션 공통 ───────────────────────────────────────────────────────── */
.section{ padding:104px 0; }
.section-tint{ background:var(--mint-050); }

.section-head{ max-width:720px; margin-bottom:52px; }
.section-eyebrow{
  font-size:13px; font-weight:800; letter-spacing:.16em; text-transform:uppercase;
  color:var(--green-600); margin-bottom:10px;
}
.section-head h2{ font-size:clamp(27px,3.4vw,38px); }
.section-desc{ margin-top:14px; color:var(--ink-soft); font-size:16.5px; }

/* ── 회사소개 ────────────────────────────────────────────────────────── */
.about-grid{ display:grid; grid-template-columns:1.05fr .95fr; gap:56px; align-items:start; }
.about-lead p{ color:var(--ink-soft); }
.about-lead p + p{ margin-top:18px; }
.lead-big{
  font-size:clamp(21px,2.5vw,27px); font-weight:700; line-height:1.45;
  color:var(--ink) !important; letter-spacing:-.03em; margin-bottom:26px !important;
}
.about-points{ display:grid; gap:14px; }
.about-points li{
  padding:26px 28px; border-radius:var(--radius);
  background:#fff; border:1px solid var(--line);
  transition:border-color .2s ease, box-shadow .2s ease, transform .2s ease;
}
.about-points li:hover{ border-color:var(--green-400); box-shadow:var(--shadow-md); transform:translateY(-2px); }
.about-points h3{ font-size:17.5px; margin-bottom:8px; }
.about-points h3::before{
  content:""; display:inline-block; width:7px; height:7px; margin-right:9px;
  border-radius:2px; background:var(--green-600); vertical-align:middle;
}
.about-points p{ font-size:15.5px; color:var(--ink-mute); line-height:1.7; }

/* ── 카드(사업영역) ──────────────────────────────────────────────────── */
.cards{ display:grid; gap:18px; }
.cards-4{ grid-template-columns:repeat(4,1fr); }
.card{
  position:relative; padding:32px 28px 30px; border-radius:var(--radius);
  background:#fff; border:1px solid var(--line);
  transition:transform .22s ease, box-shadow .22s ease, border-color .22s ease;
}
.card:hover{ transform:translateY(-4px); box-shadow:var(--shadow-md); border-color:var(--green-400); }
.card-num{
  display:inline-block; margin-bottom:18px;
  font-size:13px; font-weight:800; letter-spacing:.1em; color:var(--green-600);
}
.card h3{ font-size:19px; margin-bottom:12px; }
.card p{ font-size:15.5px; color:var(--ink-mute); line-height:1.72; }

/* ── 개발 이력 ───────────────────────────────────────────────────────── */
.works{ display:grid; gap:14px; }
.work{
  display:grid; grid-template-columns:74px 1fr; gap:8px; align-items:start;
  padding:28px 30px; border-radius:var(--radius);
  background:#fff; border:1px solid var(--line);
  transition:border-color .2s ease, box-shadow .2s ease;
}
.work:hover{ border-color:var(--green-400); box-shadow:var(--shadow-sm); }
.work-index{
  font-size:15px; font-weight:800; color:var(--green-600); letter-spacing:.06em; padding-top:3px;
}
.work-body h3{ font-size:20px; margin-bottom:9px; }
.work-body p{ color:var(--ink-soft); font-size:16px; max-width:760px; }

.works-note{
  margin-top:26px; padding:18px 24px; border-radius:var(--radius-sm);
  background:var(--mint-050); border:1px dashed var(--mint-100);
  color:var(--ink-soft); font-size:16px;
}
.works-note strong{ color:var(--green-800); }

/* ── 연혁 ────────────────────────────────────────────────────────────── */
.timeline{ display:grid; gap:0; border-left:2px solid var(--mint-100); margin-left:8px; }
.timeline li{ position:relative; display:grid; grid-template-columns:150px 1fr; gap:24px; padding:0 0 40px 34px; }
.timeline li:last-child{ padding-bottom:0; }
.timeline li::before{
  content:""; position:absolute; left:-9px; top:9px; width:16px; height:16px;
  border-radius:50%; background:#fff; border:4px solid var(--green-600);
}
.tl-year{ font-size:24px; font-weight:800; color:var(--green-800); letter-spacing:-.03em; line-height:1.5; }
.tl-items p{ color:var(--ink-soft); font-size:16.5px; }
.tl-items p + p{ margin-top:6px; }
.tl-items b{
  display:inline-block; min-width:30px; margin-right:8px;
  color:var(--green-600); font-weight:800; font-size:15px;
}

/* ── 공지사항 ────────────────────────────────────────────────────────── */
.notice-box{ border-top:2px solid var(--ink); }
.notice-list li{ border-bottom:1px solid var(--line); }

.notice-head{
  display:grid; grid-template-columns:78px 1fr auto; align-items:center; gap:18px;
  width:100%; padding:22px 8px; border:0; background:none; cursor:pointer;
  font-family:inherit; font-size:17px; color:inherit; text-align:left;
  transition:background-color .18s ease;
}
.notice-head:hover{ background:var(--mint-050); }
.notice-head:hover .notice-title{ color:var(--green-700); }

.notice-badge{
  display:inline-block; padding:4px 0; width:100%; border-radius:999px;
  background:var(--mint-100); color:var(--green-800);
  font-size:12.5px; font-weight:800; text-align:center; letter-spacing:.02em;
}
.notice-badge[data-cat="소식"]{ background:#E7F1FB; color:#14548C; }
.notice-badge[data-cat="채용"]{ background:#FDF0E3; color:#96560F; }

.notice-title{ font-weight:600; letter-spacing:-.02em; transition:color .18s ease; }
.notice-title .pin{
  display:inline-block; margin-right:8px; padding:2px 8px; border-radius:5px;
  background:var(--green-700); color:#fff; font-size:11.5px; font-weight:800; vertical-align:2px;
}
.notice-meta{ display:flex; align-items:center; gap:16px; color:var(--ink-mute); font-size:14.5px; }
.notice-arrow{ transition:transform .25s ease; color:var(--green-600); font-size:13px; }
.notice-head[aria-expanded="true"] .notice-arrow{ transform:rotate(180deg); }
.notice-head[aria-expanded="true"] .notice-title{ color:var(--green-800); font-weight:700; }

.notice-panel{ display:none; padding:4px 8px 30px; }
.notice-panel.is-open{ display:block; animation:fadeIn .25s ease both; }
.notice-body{
  padding:24px 26px; border-radius:var(--radius-sm);
  background:var(--mint-050); color:var(--ink-soft); font-size:16px; line-height:1.85;
  white-space:pre-line;
}
.notice-body a{ color:var(--green-700); font-weight:600; text-decoration:underline; }

.notice-empty{ padding:56px 8px; text-align:center; color:var(--ink-mute); }

.notice-more{
  display:block; width:100%; margin-top:26px; padding:15px; border-radius:999px;
  border:1px solid var(--line); background:#fff; cursor:pointer;
  font-family:inherit; font-size:15.5px; font-weight:700; color:var(--ink-soft);
  transition:border-color .18s ease, color .18s ease;
}
.notice-more:hover{ border-color:var(--green-400); color:var(--green-800); }
.notice-more[hidden]{ display:none; }   /* 남은 공지가 없을 때 숨김 (display:block 보다 우선) */

@keyframes fadeIn{ from{ opacity:0; transform:translateY(-6px); } to{ opacity:1; transform:none; } }

/* ── 문의 (현재 미사용) ──────────────────────────────────────────────
   연락처가 확정되지 않아 index.html 에서 문의 섹션을 빼 둔 상태입니다.
   나중에 섹션을 되살리면 아래 디자인이 그대로 적용됩니다.
   ------------------------------------------------------------------ */
.section-dark{
  background:
    radial-gradient(720px 320px at 88% 12%, rgba(76,175,125,.22), transparent 62%),
    var(--green-900);
  color:#fff;
}
.section-dark .section-eyebrow{ color:var(--green-400); }
.contact-inner{ display:grid; grid-template-columns:1.05fr .95fr; gap:60px; align-items:center; }
.contact-copy h2{ font-size:clamp(26px,3.2vw,36px); }
.contact-desc{ margin-top:20px; color:rgba(255,255,255,.76); font-size:16.5px; max-width:460px; }

.contact-list{ margin:0; display:grid; gap:2px; border-radius:var(--radius); overflow:hidden; }
.contact-list > div{
  display:grid; grid-template-columns:104px 1fr; gap:16px; align-items:baseline;
  padding:20px 26px; background:rgba(255,255,255,.06);
}
.contact-list dt{ font-size:14.5px; font-weight:700; color:var(--green-400); }
.contact-list dd{ margin:0; font-size:16.5px; font-weight:600; }
.contact-list dd a{ border-bottom:1px solid rgba(255,255,255,.3); }
.contact-list dd a:hover{ border-bottom-color:#fff; }

/* ── 푸터 ────────────────────────────────────────────────────────────── */
.site-footer{ background:#0A2A20; color:rgba(255,255,255,.72); font-size:15px; }
.footer-inner{
  display:flex; flex-wrap:wrap; justify-content:space-between; gap:32px;
  padding-top:56px; padding-bottom:36px;
}
.footer-brand{ display:flex; align-items:center; gap:13px; }
.footer-brand .brand-mark{ color:var(--green-600); }
.footer-name{ color:#fff; font-size:18px; font-weight:700; letter-spacing:-.02em; }
.footer-sub{ font-size:14px; color:rgba(255,255,255,.55); margin-top:2px; }
.footer-info{ font-style:normal; line-height:1.9; text-align:right; }
.footer-info a{ border-bottom:1px solid rgba(255,255,255,.25); }
.footer-info a:hover{ color:#fff; border-bottom-color:#fff; }

.footer-bottom{
  display:flex; flex-wrap:wrap; justify-content:space-between; gap:12px;
  padding-top:20px; padding-bottom:28px;
  border-top:1px solid rgba(255,255,255,.1);
  font-size:14px; color:rgba(255,255,255,.5);
}
.to-top:hover{ color:#fff; }

/* ── 스크롤 등장 효과 ────────────────────────────────────────────────── */
.reveal{ opacity:0; transform:translateY(18px); transition:opacity .6s ease, transform .6s ease; }
.reveal.is-in{ opacity:1; transform:none; }

/* ── 반응형 ──────────────────────────────────────────────────────────── */
@media (max-width:1000px){
  .cards-4{ grid-template-columns:repeat(2,1fr); }
  .about-grid{ grid-template-columns:1fr; gap:40px; }
  .contact-inner{ grid-template-columns:1fr; gap:40px; }
}

@media (max-width:760px){
  body{ font-size:16px; }
  html{ scroll-padding-top:74px; }
  .wrap{ padding:0 20px; }
  .section{ padding:72px 0; }
  .hero{ padding:64px 0 72px; }
  .hero::after{ display:none; }
  .br-pc{ display:none; }

  .nav-toggle{ display:block; }
  .gnb{
    position:absolute; left:0; right:0; top:100%;
    flex-direction:column; align-items:stretch; gap:2px;
    padding:12px 20px 20px;
    background:#fff; border-bottom:1px solid var(--line);
    box-shadow:0 12px 24px rgba(11,61,44,.08);
    display:none;
  }
  .gnb.is-open{ display:flex; }
  .gnb a{ padding:14px 16px; border-radius:var(--radius-sm); font-size:16.5px; }
  .gnb .gnb-cta{ margin-left:0; margin-top:6px; text-align:center; }

  .hero-stats{ gap:10px; }
  .hero-stats li{ flex:1 1 100%; padding:18px 20px; display:flex; align-items:baseline; gap:12px; }
  .hero-stats strong{ font-size:30px; }
  .stat-label{ margin-top:0; }

  .section-head{ margin-bottom:36px; }
  .cards-4{ grid-template-columns:1fr; }
  .card{ padding:26px 24px; }
  .card h3 br{ display:none; }

  .work{ grid-template-columns:1fr; gap:6px; padding:24px 22px; }
  .work-index{ padding-top:0; }

  .timeline li{ grid-template-columns:1fr; gap:10px; padding-left:26px; padding-bottom:34px; }
  .tl-year{ font-size:20px; }

  .notice-head{ grid-template-columns:70px 1fr; gap:12px; padding:18px 4px; font-size:16px; }
  .notice-meta{ grid-column:1 / -1; margin-top:2px; padding-left:82px; font-size:13.5px; }
  .notice-arrow{ display:none; }
  .notice-body{ padding:20px; font-size:15.5px; }

  .contact-list > div{ grid-template-columns:84px 1fr; padding:16px 20px; gap:10px; }

  .footer-inner{ flex-direction:column; gap:24px; padding-top:44px; }
  .footer-info{ text-align:left; }
  .footer-bottom{ flex-direction:column; gap:8px; }
}

@media (prefers-reduced-motion:reduce){
  html{ scroll-behavior:auto; }
  .reveal{ opacity:1; transform:none; transition:none; }
  *{ animation-duration:.01ms !important; transition-duration:.01ms !important; }
}

/* ── 인쇄 ────────────────────────────────────────────────────────────── */
@media print{
  .site-header,.hero-actions,.notice-more,.to-top,.nav-toggle{ display:none !important; }
  .reveal{ opacity:1; transform:none; }
  .section{ padding:24px 0; page-break-inside:avoid; }
  body{ font-size:12pt; }
}