/* ==========================================================================
   이룸로지스틱스 (Erum Logistics) — style.css
   Design tokens
   ========================================================================== */
:root{
  --navy-900:#0A2036;
  --navy-800:#0F2C48;
  --navy-700:#163B5E;
  --steel-500:#3A7CA5;
  --steel-300:#8FB9D6;
  --signal-500:#E8622C;
  --signal-600:#CC4E1E;
  --bg:#F5F7FA;
  --surface:#FFFFFF;
  --ink-900:#111B26;
  --ink-700:#2B3A4A;
  --slate-500:#5C6B7A;
  --line:#E2E7ED;
  --line-dark:rgba(255,255,255,.14);

  --font-kr:'Pretendard',-apple-system,BlinkMacSystemFont,'Malgun Gothic',sans-serif;
  --font-num:'Space Grotesk',var(--font-kr);

  --radius-s:6px;
  --radius-m:12px;
  --radius-l:20px;
  --shadow-1:0 2px 8px rgba(10,32,54,.06);
  --shadow-2:0 12px 32px rgba(10,32,54,.12);
  --maxw:1180px;
}

*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font-kr);
  color:var(--ink-900);
  background:var(--bg);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
ul{list-style:none;margin:0;padding:0;}
h1,h2,h3,h4,p{margin:0;}
button{font-family:inherit;cursor:pointer;}
.container{max-width:var(--maxw);margin:0 auto;padding:0 24px;}

:focus-visible{outline:3px solid var(--signal-500);outline-offset:2px;}

@media (prefers-reduced-motion:reduce){
  *{animation-duration:.01ms !important;animation-iteration-count:1 !important;transition-duration:.01ms !important;scroll-behavior:auto !important;}
}

/* ---------- eyebrow / section label ---------- */
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-family:var(--font-num);
  font-size:13px;font-weight:600;letter-spacing:.14em;text-transform:uppercase;
  color:var(--steel-500);
}
.eyebrow::before{content:"";width:22px;height:1px;background:var(--steel-500);}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:100;
  background:rgba(10,32,54,.92);
  backdrop-filter:saturate(160%) blur(10px);
  border-bottom:1px solid var(--line-dark);
}
.site-header .wrap{
  max-width:var(--maxw);margin:0 auto;padding:0 24px;
  height:72px;display:flex;align-items:center;justify-content:space-between;
}
.brand{display:flex;align-items:center;gap:10px;color:#fff;font-weight:800;font-size:20px;letter-spacing:-.02em;}
.brand-mark-img{
  width:34px;height:34px;object-fit:contain;flex-shrink:0;
  filter:drop-shadow(0 1px 2px rgba(0,0,0,.25));
}
.brand em{font-style:normal;color:var(--signal-500);}

.nav-main{display:flex;gap:36px;}
.nav-main a{
  color:rgba(255,255,255,.78);font-size:15px;font-weight:500;
  padding:8px 0;border-bottom:2px solid transparent;transition:.2s;
}
.nav-main a:hover,.nav-main a.active{color:#fff;border-color:var(--signal-500);}

.header-cta{
  display:inline-flex;align-items:center;gap:8px;
  background:var(--signal-500);color:#fff;font-weight:700;font-size:14px;
  padding:10px 18px;border-radius:999px;transition:.2s;
}
.header-cta:hover{background:var(--signal-600);}

.nav-toggle{display:none;background:none;border:0;color:#fff;font-size:26px;line-height:1;}

@media (max-width:900px){
  .nav-main{
    position:fixed;inset:72px 0 0 0;background:var(--navy-900);
    flex-direction:column;gap:0;padding:12px 24px;
    transform:translateY(-8px);opacity:0;pointer-events:none;transition:.25s;
  }
  .nav-main.open{transform:none;opacity:1;pointer-events:auto;}
  .nav-main a{border-bottom:1px solid var(--line-dark);padding:16px 4px;width:100%;}
  .nav-toggle{display:block;}
  .header-cta{display:none;}
}

/* ---------- hero ---------- */
.hero{
  position:relative;overflow:hidden;
  background:radial-gradient(120% 140% at 85% -10%,#173F62 0%,var(--navy-900) 55%),var(--navy-900);
  color:#fff;padding:96px 0 64px;
}
.hero .container{position:relative;z-index:2;}
.hero-tag{
  display:inline-block;font-size:13px;font-weight:600;letter-spacing:.04em;
  color:var(--steel-300);background:rgba(58,124,165,.16);
  border:1px solid rgba(143,185,214,.35);
  padding:7px 14px;border-radius:999px;margin-bottom:22px;
}
.hero h1{
  font-size:clamp(34px,5vw,54px);font-weight:800;letter-spacing:-.02em;line-height:1.22;
  max-width:820px;
}
.hero h1 em{font-style:normal;color:var(--signal-500);}
.hero p.lead{
  margin-top:22px;font-size:18px;color:rgba(255,255,255,.72);max-width:560px;line-height:1.8;
}
.hero-actions{display:flex;gap:14px;margin-top:34px;flex-wrap:wrap;}
.btn{
  display:inline-flex;align-items:center;gap:8px;
  padding:14px 26px;border-radius:8px;font-weight:700;font-size:15px;
  transition:.2s;
}
.btn-primary{background:var(--signal-500);color:#fff;}
.btn-primary:hover{background:var(--signal-600);transform:translateY(-1px);}
.btn-ghost{background:transparent;color:#fff;border:1px solid rgba(255,255,255,.35);}
.btn-ghost:hover{border-color:#fff;background:rgba(255,255,255,.06);}

/* route-line signature graphic */
.route-svg{position:absolute;right:-40px;top:0;width:56%;height:100%;opacity:.9;pointer-events:none;}
@media (max-width:900px){.route-svg{display:none;}}

/* stat bar */
.stat-bar{
  position:relative;z-index:2;margin-top:64px;
  display:grid;grid-template-columns:repeat(4,1fr);
  border-top:1px solid var(--line-dark);
}
.stat-bar .stat{padding:26px 20px 0;border-left:1px solid var(--line-dark);}
.stat-bar .stat:first-child{border-left:0;padding-left:0;}
.stat .num{
  font-family:var(--font-num);font-weight:700;font-size:clamp(26px,3vw,38px);
  color:#fff;display:flex;align-items:baseline;gap:2px;
}
.stat .num .suffix{font-size:.55em;color:var(--signal-500);}
.stat .label{margin-top:6px;font-size:13.5px;color:rgba(255,255,255,.6);}
@media (max-width:700px){
  .stat-bar{grid-template-columns:repeat(2,1fr);row-gap:24px;}
  .stat-bar .stat:nth-child(3){border-left:0;}
}

/* ---------- section shell ---------- */
.section{padding:88px 0;}
.section-head{display:flex;justify-content:space-between;align-items:flex-end;gap:24px;margin-bottom:44px;flex-wrap:wrap;}
.section-head h2{font-size:clamp(24px,3vw,32px);font-weight:800;letter-spacing:-.01em;margin-top:10px;}
.section-head h2 em{font-style:normal;color:var(--signal-500);}
.more{font-size:14px;font-weight:700;color:var(--steel-500);white-space:nowrap;}
.more:hover{color:var(--signal-500);}
.section.alt{background:var(--surface);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}

/* ---------- business areas ---------- */
.area-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:var(--radius-l);overflow:hidden;}
.area-card{background:var(--surface);padding:34px 28px;transition:.2s;}
.area-card:hover{background:var(--navy-900);}
.area-card:hover .area-index,
.area-card:hover h3,
.area-card:hover p,
.area-card:hover .area-en{color:#fff;}
.area-index{font-family:var(--font-num);font-weight:700;font-size:14px;color:var(--steel-500);}
.area-icon{font-size:28px;margin:16px 0 14px;}
.area-card h3{font-size:18px;font-weight:800;color:var(--ink-900);}
.area-en{display:block;font-family:var(--font-num);font-size:12px;color:var(--slate-500);margin:4px 0 12px;letter-spacing:.02em;}
.area-card p{font-size:14.5px;color:var(--slate-500);line-height:1.7;}
.area-card:hover p, .area-card:hover .area-en{color:rgba(255,255,255,.7);}

@media (max-width:900px){.area-grid{grid-template-columns:repeat(2,1fr);}}
@media (max-width:600px){.area-grid{grid-template-columns:1fr;}}

/* ---------- notice list ---------- */
.notice-list{border-top:1px solid var(--line);}
.notice-row{
  display:grid;grid-template-columns:88px 1fr 110px;align-items:center;gap:18px;
  padding:20px 4px;border-bottom:1px solid var(--line);transition:.15s;
}
.notice-row:hover{background:var(--surface);padding-left:14px;padding-right:10px;}
.tag{
  justify-self:start;font-size:12px;font-weight:700;padding:5px 10px;border-radius:999px;
  background:rgba(58,124,165,.12);color:var(--steel-500);
}
.tag.news{background:rgba(232,98,44,.12);color:var(--signal-600);}
.notice-row .title{font-size:15.5px;font-weight:500;color:var(--ink-700);}
.notice-row .date{font-family:var(--font-num);font-size:13.5px;color:var(--slate-500);text-align:right;}
@media (max-width:600px){
  .notice-row{grid-template-columns:70px 1fr;}
  .notice-row .date{grid-column:2;text-align:left;margin-top:2px;}
}

/* ---------- cta banner ---------- */
.cta-banner{
  background:linear-gradient(120deg,var(--navy-800),var(--navy-900));
  border-radius:var(--radius-l);color:#fff;
  padding:48px 44px;display:flex;justify-content:space-between;align-items:center;gap:24px;flex-wrap:wrap;
}
.cta-banner h3{font-size:24px;font-weight:800;}
.cta-banner p{margin-top:8px;color:rgba(255,255,255,.68);font-size:15px;}

/* ---------- clients ---------- */
.clients{padding:36px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:var(--surface);}
.clients .container{display:flex;align-items:center;gap:26px;flex-wrap:wrap;}
.clients .label{font-size:13px;font-weight:700;color:var(--slate-500);white-space:nowrap;}
.clients .names{font-family:var(--font-num);font-size:16px;color:var(--ink-700);letter-spacing:.01em;}

/* ---------- facility split ---------- */
.split{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center;}
.split .art{
  aspect-ratio:4/3;border-radius:var(--radius-l);
  background:linear-gradient(145deg,var(--navy-800),var(--steel-500));
  position:relative;overflow:hidden;
}
.split .art .grid-overlay{position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.08) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.08) 1px,transparent 1px);background-size:28px 28px;}
.split .art .figure{position:absolute;bottom:24px;left:28px;color:#fff;}
.split .art .figure .big{font-family:var(--font-num);font-size:34px;font-weight:700;}
.split .art .figure .small{font-size:13px;color:rgba(255,255,255,.75);margin-top:4px;}
.split h2{font-size:clamp(22px,3vw,30px);font-weight:800;line-height:1.4;}
.split .meta{display:flex;gap:22px;margin:20px 0 24px;flex-wrap:wrap;}
.split .meta div{font-size:13.5px;color:var(--slate-500);}
.split .meta b{display:block;font-family:var(--font-num);font-size:19px;color:var(--ink-900);font-weight:700;}
@media (max-width:860px){.split{grid-template-columns:1fr;}}

/* ---------- clients page grid ---------- */
.client-section + .client-section{margin-top:56px;}
.client-section .sub-head{display:flex;align-items:baseline;gap:12px;margin-bottom:22px;}
.client-section .sub-head h3{font-size:19px;font-weight:800;color:var(--ink-900);}
.client-section .sub-head span{font-family:var(--font-num);font-size:12.5px;color:var(--slate-500);letter-spacing:.06em;text-transform:uppercase;}
.client-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:14px;}
.client-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-m);
  padding:22px 16px;text-align:center;transition:.2s;
}
.client-card:hover{border-color:var(--steel-500);box-shadow:var(--shadow-1);transform:translateY(-2px);}
.client-card .en{font-family:var(--font-num);font-weight:700;font-size:15px;color:var(--ink-900);letter-spacing:.01em;}
.client-card .kr{display:block;margin-top:4px;font-size:12.5px;color:var(--slate-500);}
@media (max-width:900px){.client-grid{grid-template-columns:repeat(3,1fr);}}
@media (max-width:560px){.client-grid{grid-template-columns:repeat(2,1fr);}}

/* ---------- footer ---------- */
.site-footer{background:var(--navy-900);color:rgba(255,255,255,.72);padding:64px 0 28px;}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:32px;padding-bottom:40px;border-bottom:1px solid var(--line-dark);}
.foot-grid h4{color:#fff;font-size:14px;font-weight:700;margin-bottom:16px;}
.foot-grid li{margin-bottom:10px;font-size:14px;}
.foot-grid a:hover{color:#fff;}
.foot-brand .brand{margin-bottom:14px;}
.foot-brand p{font-size:13.5px;line-height:1.9;color:rgba(255,255,255,.55);}
.foot-bottom{display:flex;justify-content:space-between;align-items:center;padding-top:22px;flex-wrap:wrap;gap:10px;font-size:12.5px;color:rgba(255,255,255,.45);}
@media (max-width:860px){.foot-grid{grid-template-columns:1fr 1fr;}}
@media (max-width:560px){.foot-grid{grid-template-columns:1fr;}}

/* ---------- inner page banner (for sub pages) ---------- */
.page-banner{
  background:radial-gradient(120% 160% at 85% -20%,#173F62 0%,var(--navy-900) 55%),var(--navy-900);
  color:#fff;padding:64px 0 40px;
}
.page-banner .crumb{font-size:13px;color:rgba(255,255,255,.55);margin-bottom:14px;}
.page-banner .crumb a:hover{color:#fff;}
.page-banner h1{font-size:clamp(28px,4vw,40px);font-weight:800;}

/* generic content blocks used on sub pages */
.prose{max-width:780px;}
.prose p{margin-bottom:16px;color:var(--slate-500);font-size:15.5px;}
.info-table{width:100%;border-collapse:collapse;margin-top:8px;}
.info-table th,.info-table td{text-align:left;padding:16px;border-bottom:1px solid var(--line);font-size:14.5px;}
.info-table th{width:160px;color:var(--slate-500);font-weight:600;background:var(--surface);}

.form-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-l);padding:36px;box-shadow:var(--shadow-1);}
.field{margin-bottom:18px;}
.field label{display:block;font-size:13.5px;font-weight:700;margin-bottom:8px;color:var(--ink-700);}
.field input,.field select,.field textarea{
  width:100%;padding:13px 14px;border:1px solid var(--line);border-radius:8px;
  font-family:inherit;font-size:14.5px;background:#fff;color:var(--ink-900);
}
.field textarea{min-height:130px;resize:vertical;}
.field input:focus,.field textarea:focus,.field select:focus{border-color:var(--steel-500);}
.contact-grid{display:grid;grid-template-columns:1fr 340px;gap:36px;align-items:start;}
@media (max-width:860px){.contact-grid{grid-template-columns:1fr;}}
.side-card{background:var(--navy-900);color:#fff;border-radius:var(--radius-l);padding:30px;}
.side-card .row{display:flex;gap:12px;padding:12px 0;border-bottom:1px solid var(--line-dark);font-size:14px;}
.side-card .row b{display:block;font-size:12.5px;color:var(--steel-300);margin-bottom:4px;}