/* ======================================================
   SEALSTAR — Renewal 2026  |  Shared Stylesheet
   Brand: Navy + Sky-blue (logo) + Amber accent
   ====================================================== */
.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}
:root{
  --navy:#0c2340;
  --navy-2:#12305a;
  --navy-3:#0a1c34;
  --sky:#5bace0;      /* brand blue from logo */
  --sky-d:#3f8fc4;
  --amber:#f5a300;    /* CTA accent (kept) */
  --grey:#58595b;     /* logo grey */
  --ink:#1b2430;
  --muted:#6b7684;
  --line:#e4e8ee;
  --bg:#ffffff;
  --bg-soft:#f5f7fa;
  --radius:14px;
  --maxw:1240px;
  --shadow:0 18px 44px rgba(12,35,64,.14);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
html{overflow-x:hidden}
body{
  font-family:"Pretendard","Segoe UI",-apple-system,BlinkMacSystemFont,"Malgun Gothic",sans-serif;
  color:var(--ink);background:var(--bg);line-height:1.65;-webkit-font-smoothing:antialiased;
  overflow-x:hidden;max-width:100vw;
}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}
section{padding:92px 0}
.eyebrow{color:var(--sky-d);font-weight:800;letter-spacing:.16em;text-transform:uppercase;font-size:13px;margin-bottom:14px}
h2.title{font-size:clamp(26px,3.4vw,36px);line-height:1.22;font-weight:800;color:var(--navy);margin-bottom:16px;letter-spacing:-.02em}
.lead{color:var(--muted);font-size:17px;max-width:660px}

.btn{display:inline-flex;align-items:center;gap:8px;padding:14px 28px;border-radius:999px;font-weight:700;font-size:15px;transition:.2s;cursor:pointer;border:none;white-space:nowrap}
.btn-primary{background:var(--amber);color:#1a1400}
.btn-primary:hover{filter:brightness(1.06);transform:translateY(-1px)}
.btn-sky{background:var(--sky-d);color:#fff}
.btn-sky:hover{background:var(--navy-2);transform:translateY(-1px)}
.btn-ghost{background:transparent;color:#fff;border:1.5px solid rgba(255,255,255,.55)}
.btn-ghost:hover{background:rgba(255,255,255,.14)}
.btn-outline{background:#fff;color:var(--navy);border:1.5px solid var(--line)}
.btn-outline:hover{border-color:var(--sky);color:var(--sky-d)}

/* ---------- Header ---------- */
header{position:sticky;top:0;z-index:60;background:rgba(255,255,255,.94);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;justify-content:space-between;height:76px;gap:20px}
.brand img{height:38px;width:auto}
.menu{display:flex;gap:30px;align-items:center;font-weight:600;font-size:15px;margin-left:auto}
.menu a{color:var(--ink);transition:.15s;position:relative;padding:6px 0}
.menu a:hover{color:var(--sky-d)}
.menu a.active{color:var(--navy)}
.menu a.active::after{content:"";position:absolute;left:0;right:0;bottom:-4px;height:2px;background:var(--amber)}
.nav-right{display:flex;align-items:center;gap:16px}
.lang{display:flex;border:1px solid var(--line);border-radius:999px;overflow:hidden;font-size:13px;font-weight:800}
.lang button{border:none;background:#fff;padding:7px 12px;cursor:pointer;color:var(--muted)}
.lang button.on{background:var(--navy);color:#fff}
.tel{font-weight:800;color:var(--navy);font-size:15px;white-space:nowrap}
.hamb{display:none;background:none;border:none;font-size:26px;cursor:pointer;color:var(--navy)}

/* ---------- Global code search (오링/유압씰형상/퍼플러오링/베어링아이솔레이터) ---------- */
.gsearch{position:relative}
.gsearch-input{width:150px;padding:7px 14px;border:1px solid var(--line);border-radius:999px;
  font-size:13px;color:var(--ink);outline:none;transition:width .18s,border-color .18s;background:#fff}
.gsearch-input::placeholder{color:var(--muted)}
.gsearch-input:focus{width:210px;border-color:var(--sky-d)}
.gsearch-results{position:absolute;top:calc(100% + 8px);right:0;width:280px;max-height:360px;overflow-y:auto;
  background:#fff;border:1px solid var(--line);border-radius:12px;box-shadow:var(--shadow);
  display:none;z-index:80}
.gsearch-results.show{display:block}
.gsearch-item{display:block;padding:10px 14px;font-size:13px;line-height:1.4;color:var(--ink);
  border-top:1px solid var(--line);cursor:pointer;text-decoration:none}
.gsearch-item:first-child{border-top:none}
.gsearch-item:hover,.gsearch-item.active{background:var(--bg-soft);color:var(--navy)}
.gsearch-empty{padding:14px;font-size:13px;color:var(--muted);text-align:center}

/* ---------- Footer ---------- */
footer{background:var(--navy-3);color:#a9bad0;padding:64px 0 28px;font-size:14px}
.foot-grid{display:grid;grid-template-columns:1.5fr 1fr 1.2fr;gap:44px;margin-bottom:40px}
footer h5{color:#fff;font-size:15px;margin-bottom:16px;letter-spacing:.02em}
footer .flogo{height:40px;margin-bottom:16px}
footer a{display:block;padding:5px 0;color:#a9bad0}
footer a:hover{color:#fff}
footer p{color:#8ea1ba}
.foot-bottom{border-top:1px solid rgba(255,255,255,.12);padding-top:22px;color:#7d90a8;font-size:13px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px}

/* ---------- Language toggle ---------- */
.ko{display:inline}.en{display:none}
html[lang="en"] .ko{display:none}
html[lang="en"] .en{display:inline}
.ko-b{display:block}.en-b{display:none}
html[lang="en"] .ko-b{display:none}
html[lang="en"] .en-b{display:block}

/* ---------- Utility ---------- */
.section-soft{background:var(--bg-soft)}
.head-row{display:flex;justify-content:space-between;align-items:flex-end;gap:20px;margin-bottom:42px;flex-wrap:wrap}
.reveal{opacity:0;transform:translateY(24px);transition:.7s cubic-bezier(.2,.7,.2,1)}
.reveal.in{opacity:1;transform:none}

/* ---------- Photo rotator ---------- */
.photo-rotator{position:relative}
.photo-rotator .pr-slide{position:absolute;inset:0;background-size:cover;background-position:center;opacity:0;transition:opacity 1.2s ease}
.photo-rotator .pr-slide.on{opacity:1}
.photo-rotator .pr-dots{position:absolute;right:14px;bottom:14px;display:flex;gap:6px}
.photo-rotator .pr-dots span{width:6px;height:6px;border-radius:50%;background:rgba(255,255,255,.45);transition:.25s}
.photo-rotator .pr-dots span.on{background:#fff;width:16px;border-radius:4px}

/* ---------- Responsive ---------- */
@media(max-width:980px){
  .menu,.tel{display:none}
  .hamb{display:block}
  .foot-grid{grid-template-columns:1fr;gap:30px}
  section{padding:64px 0}
  .menu.open{display:flex;position:absolute;top:76px;left:0;right:0;background:#fff;flex-direction:column;
    padding:16px 24px;gap:14px;border-bottom:1px solid var(--line);box-shadow:var(--shadow);z-index:70}
  .nav{gap:10px}
  .nav-right{gap:10px}
  .lang button{padding:6px 9px;font-size:12px}
  .gsearch-input{width:96px}
  .gsearch-input:focus{width:150px}
}
@media(max-width:480px){
  .wrap{padding:0 16px}
  .brand img{height:30px}
  .nav-right{gap:6px}
  .lang button{padding:5px 8px;font-size:11px}
  .hamb{font-size:23px}
  .gsearch-input{width:74px;padding:6px 10px}
  .gsearch-input:focus{width:120px}
  .gsearch-results{width:240px}
  section{padding:48px 0}
  h2.title{font-size:clamp(22px,6vw,30px)}
  .lead{font-size:15.5px}
}

/* ---------- Back to top ---------- */
.back-to-top{position:fixed;right:22px;bottom:22px;width:48px;height:48px;border-radius:50%;
  background:var(--navy);color:#fff;border:none;cursor:pointer;display:flex;align-items:center;justify-content:center;
  box-shadow:var(--shadow);opacity:0;visibility:hidden;transform:translateY(12px);
  transition:opacity .25s,transform .25s,visibility .25s,background .2s;z-index:90}
.back-to-top.show{opacity:1;visibility:visible;transform:none}
.back-to-top:hover{background:var(--sky-d)}
.back-to-top svg{width:20px;height:20px}
@media(max-width:480px){
  .back-to-top{right:16px;bottom:16px;width:44px;height:44px}
  .back-to-top svg{width:18px;height:18px}
}

/* ---------- Search jump highlight ---------- */
.jump-flash{animation:jumpFlash 1.8s ease}
@keyframes jumpFlash{
  0%{background:rgba(245,163,0,.4);box-shadow:0 0 0 3px rgba(245,163,0,.4)}
  100%{background:transparent;box-shadow:none}
}