/* =============================================
   이룸로지스틱스 — main.css
   ============================================= */

@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+KR:wght@300;400;500;700;900&family=Bebas+Neue&family=DM+Sans:wght@300;400;500;600&display=swap');

:root {
  --teal:        #2E8B8B;
  --teal-mid:    #3DAFAF;
  --teal-light:  #5ECECE;
  --teal-pale:   #EAF6F6;
  --gold:        #F4A921;
  --gold-dark:   #C8870D;
  --navy:        #0F2B2B;
  --navy-mid:    #1A3A3A;
  --dark:        #071818;
  --white:       #FFFFFF;
  --off-white:   #F7FAFA;
  --gray-100:    #F0F4F4;
  --gray-200:    #DDE8E8;
  --gray-400:    #9AB5B5;
  --gray-600:    #567070;
  --shadow-sm:   0 2px 12px rgba(15,43,43,0.08);
  --shadow-md:   0 8px 32px rgba(15,43,43,0.14);
  --shadow-lg:   0 20px 60px rgba(15,43,43,0.18);
  --radius:      10px;
  --radius-lg:   18px;
  --ease:        cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }

body {
  font-family: 'Noto Sans KR', 'DM Sans', sans-serif;
  color: var(--navy);
  background: var(--white);
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }
ul { list-style: none; }
img { max-width: 100%; display: block; }
button { cursor: pointer; font-family: inherit; border: none; background: none; }

/* ── 스크롤바 ── */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--gray-100); }
::-webkit-scrollbar-thumb { background: var(--teal-mid); border-radius: 3px; }

/* =============================================
   HEADER
   ============================================= */
.site-header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 900;
  background: rgba(255,255,255,0.95);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(46,139,139,0.12);
  transition: box-shadow 0.3s var(--ease);
}
.site-header.scrolled { box-shadow: var(--shadow-md); }

.header-inner {
  max-width: 1200px; margin: 0 auto; padding: 0 32px;
  height: 72px; display: flex; align-items: center; justify-content: space-between;
}

/* 로고 */
.logo { display: flex; align-items: center; gap: 14px; }
.logo-symbol svg { display: block; }
.logo-text { display: flex; flex-direction: column; line-height: 1.15; }
.logo-ko {
  font-size: 1.05rem; font-weight: 700; color: var(--navy);
  letter-spacing: -0.02em;
}
.logo-en {
  font-size: 0.62rem; letter-spacing: 0.2em; color: var(--teal);
  font-family: 'DM Sans', sans-serif; font-weight: 500;
}

/* 네비 */
.main-nav { display: flex; align-items: center; gap: 2px; }
.nav-item { position: relative; }
.nav-link {
  display: flex; align-items: center; gap: 4px;
  padding: 8px 16px; font-size: 0.88rem; font-weight: 500;
  color: var(--gray-600); border-radius: 8px;
  transition: all 0.2s var(--ease);
}
.nav-link:hover, .nav-link.active {
  color: var(--teal); background: var(--teal-pale);
}
.nav-link svg { transition: transform 0.2s; }
.nav-item:hover .nav-link svg { transform: rotate(180deg); }

/* 드롭다운 */
.dropdown {
  position: absolute; top: calc(100% + 6px); left: 0;
  min-width: 160px; background: var(--white);
  border: 1px solid var(--gray-200); border-radius: var(--radius);
  box-shadow: var(--shadow-md);
  opacity: 0; pointer-events: none;
  transform: translateY(-8px) scale(0.97);
  transform-origin: top left;
  transition: all 0.2s var(--ease);
}
.nav-item:hover .dropdown {
  opacity: 1; pointer-events: auto; transform: translateY(0) scale(1);
}
.dropdown a {
  display: block; padding: 10px 18px;
  font-size: 0.85rem; color: var(--gray-600);
  border-bottom: 1px solid var(--gray-100);
  transition: all 0.2s;
}
.dropdown a:last-child { border-bottom: none; }
.dropdown a:hover { color: var(--teal); background: var(--teal-pale); padding-left: 24px; }

/* 문의 버튼 */
.btn-nav-cta {
  background: var(--teal) !important;
  color: var(--white) !important;
  border-radius: 24px !important;
  padding: 8px 22px !important;
  font-weight: 600 !important;
  font-size: 0.85rem !important;
  letter-spacing: 0.02em;
  box-shadow: 0 4px 16px rgba(46,139,139,0.3);
  transition: all 0.25s var(--ease) !important;
}
.btn-nav-cta:hover {
  background: var(--teal-mid) !important;
  box-shadow: 0 6px 24px rgba(46,139,139,0.4) !important;
  transform: translateY(-1px);
}

/* 햄버거 */
.hamburger {
  display: none; flex-direction: column; gap: 5px;
  padding: 8px; border-radius: 8px;
  transition: background 0.2s;
}
.hamburger:hover { background: var(--teal-pale); }
.hamburger span {
  width: 22px; height: 2px; background: var(--navy);
  border-radius: 2px; transition: all 0.3s var(--ease);
  display: block;
}
.hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* 모바일 메뉴 */
.mobile-menu {
  display: none; position: fixed; top: 72px; left: 0; right: 0; bottom: 0;
  background: var(--white); z-index: 800;
  padding: 32px; overflow-y: auto;
  transform: translateX(100%); transition: transform 0.35s var(--ease);
}
.mobile-menu.open { transform: translateX(0); display: block; }
.mobile-menu a {
  display: block; padding: 14px 0;
  font-size: 1.1rem; font-weight: 500; color: var(--navy);
  border-bottom: 1px solid var(--gray-100);
  transition: color 0.2s, padding-left 0.2s;
}
.mobile-menu a:hover { color: var(--teal); padding-left: 8px; }
.mobile-menu .sub { padding-left: 20px; font-size: 0.95rem; color: var(--gray-600); }

/* =============================================
   FOOTER
   ============================================= */
.site-footer {
  background: var(--dark);
  color: rgba(255,255,255,0.6);
  margin-top: 0;
}
.footer-top {
  max-width: 1200px; margin: 0 auto; padding: 64px 32px 48px;
  display: grid; grid-template-columns: 280px 1fr auto;
  gap: 48px; align-items: start;
}
.footer-logo { display: flex; align-items: center; gap: 14px; margin-bottom: 18px; }
.footer-logo-ko { font-size: 1rem; font-weight: 700; color: var(--white); }
.footer-logo-en { font-size: 0.62rem; letter-spacing: 0.18em; color: var(--teal-mid); }
.footer-desc { font-size: 0.82rem; line-height: 1.85; }
.footer-nav h4 { font-size: 0.78rem; font-weight: 700; color: var(--white); letter-spacing: 0.12em; margin-bottom: 16px; text-transform: uppercase; }
.footer-nav ul { display: flex; flex-direction: column; gap: 10px; }
.footer-nav a { font-size: 0.83rem; transition: color 0.2s; }
.footer-nav a:hover { color: var(--teal-light); }
.footer-contact h4 { font-size: 0.78rem; font-weight: 700; color: var(--white); letter-spacing: 0.12em; margin-bottom: 16px; text-transform: uppercase; }
.footer-contact p { font-size: 0.83rem; line-height: 2; }
.footer-contact strong { color: var(--teal-mid); }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.07);
  padding: 20px 32px; text-align: center;
  font-size: 0.76rem; color: rgba(255,255,255,0.25);
}

/* =============================================
   공통 컴포넌트
   ============================================= */
.container { max-width: 1200px; margin: 0 auto; padding: 0 32px; }
.section { padding: 96px 0; }

.section-eyebrow {
  font-family: 'DM Sans', sans-serif;
  font-size: 0.75rem; font-weight: 600; letter-spacing: 0.18em;
  color: var(--teal); text-transform: uppercase; margin-bottom: 12px;
  display: flex; align-items: center; gap: 10px;
}
.section-eyebrow::before {
  content: ''; display: block; width: 28px; height: 2px;
  background: linear-gradient(90deg, var(--teal), var(--gold));
  border-radius: 1px;
}
.section-title {
  font-size: clamp(1.7rem, 3.5vw, 2.4rem);
  font-weight: 900; line-height: 1.2; color: var(--navy);
  letter-spacing: -0.02em; margin-bottom: 16px;
}
.section-title em { font-style: normal; color: var(--teal); }
.section-body {
  font-size: 0.95rem; color: var(--gray-600);
  line-height: 1.85; max-width: 520px;
}

.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 13px 28px; border-radius: 8px;
  font-size: 0.88rem; font-weight: 600; letter-spacing: 0.01em;
  transition: all 0.25s var(--ease);
  cursor: pointer;
}
.btn-primary {
  background: var(--teal); color: var(--white);
  box-shadow: 0 4px 16px rgba(46,139,139,0.32);
}
.btn-primary:hover {
  background: var(--teal-mid);
  box-shadow: 0 8px 28px rgba(46,139,139,0.42);
  transform: translateY(-2px);
}
.btn-ghost {
  background: transparent; color: var(--navy);
  border: 1.5px solid var(--gray-200);
}
.btn-ghost:hover { border-color: var(--teal); color: var(--teal); background: var(--teal-pale); }
.btn-white {
  background: var(--white); color: var(--navy);
}
.btn-white:hover { background: var(--off-white); transform: translateY(-2px); }
.btn-gold {
  background: var(--gold); color: var(--white);
  box-shadow: 0 4px 16px rgba(244,169,33,0.32);
}
.btn-gold:hover {
  background: var(--gold-dark);
  box-shadow: 0 8px 28px rgba(244,169,33,0.42);
  transform: translateY(-2px);
}

/* 페이지 헤더 (서브페이지 공통) */
.page-hero {
  padding: 140px 0 80px;
  background: linear-gradient(140deg, var(--dark) 0%, var(--navy-mid) 60%, #1B5E5E 100%);
  position: relative; overflow: hidden;
}
.page-hero::before {
  content: '';
  position: absolute; inset: 0;
  background:
    radial-gradient(ellipse 60% 60% at 80% 50%, rgba(46,139,139,0.15) 0%, transparent 70%),
    repeating-linear-gradient(
      -45deg,
      transparent, transparent 40px,
      rgba(255,255,255,0.015) 40px, rgba(255,255,255,0.015) 41px
    );
}
.page-hero-inner { position: relative; }
.breadcrumb {
  font-size: 0.78rem; color: rgba(255,255,255,0.4);
  margin-bottom: 16px; display: flex; align-items: center; gap: 8px;
}
.breadcrumb a { transition: color 0.2s; }
.breadcrumb a:hover { color: var(--teal-light); }
.breadcrumb span { color: var(--gold); }
.page-hero h1 {
  font-size: clamp(2rem, 5vw, 3rem); font-weight: 900;
  color: var(--white); letter-spacing: -0.02em; margin-bottom: 10px;
}
.page-hero p { font-size: 0.95rem; color: rgba(255,255,255,0.55); }

/* 카드 기본 */
.card {
  background: var(--white); border-radius: var(--radius-lg);
  border: 1px solid var(--gray-200);
  transition: all 0.3s var(--ease);
}
.card:hover { box-shadow: var(--shadow-md); transform: translateY(-4px); border-color: rgba(46,139,139,0.2); }

/* 뱃지 */
.badge {
  display: inline-flex; align-items: center;
  padding: 3px 12px; border-radius: 20px;
  font-size: 0.72rem; font-weight: 600; letter-spacing: 0.03em;
}
.badge-teal { background: var(--teal-pale); color: var(--teal); }
.badge-gold { background: rgba(244,169,33,0.12); color: var(--gold-dark); }
.badge-navy { background: rgba(15,43,43,0.06); color: var(--navy-mid); }

/* 페이드인 애니메이션 */
.reveal {
  opacity: 0; transform: translateY(28px);
  transition: opacity 0.65s var(--ease), transform 0.65s var(--ease);
}
.reveal.visible { opacity: 1; transform: translateY(0); }
.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }

/* =============================================
   반응형
   ============================================= */
@media (max-width: 1024px) {
  .footer-top { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 768px) {
  .header-inner { padding: 0 20px; }
  .main-nav { display: none; }
  .hamburger { display: flex; }
  .container { padding: 0 20px; }
  .section { padding: 64px 0; }
  .footer-top { grid-template-columns: 1fr; gap: 32px; padding: 48px 20px 36px; }
  .footer-bottom { padding: 16px 20px; }
  .page-hero { padding: 110px 0 60px; }
}

/* ── 언어 전환 버튼 ── */
.lang-toggle {
  display: flex; align-items: center; justify-content: center;
  width: 34px; height: 34px; border-radius: 8px;
  font-size: 0.75rem; font-weight: 700; letter-spacing: 0.05em;
  color: var(--teal); border: 1.5px solid var(--teal);
  margin-left: 8px; transition: all 0.2s var(--ease);
  text-decoration: none;
}
.lang-toggle:hover { background: var(--teal); color: var(--white); }
.lang-toggle.en { color: var(--gold); border-color: var(--gold); }
.lang-toggle.en:hover { background: var(--gold); color: var(--white); }