/* =========================================================
   Park International — global stylesheet
   ========================================================= */
:root{
  --navy:#0b2e63;
  --navy-2:#16407f;
  --blue:#1f5fb0;
  --blue-light:#3f8be0;
  --accent:#2bb3c0;
  --ink:#1a2330;
  --muted:#5a6b80;
  --line:#e4e9f1;
  --bg:#ffffff;
  --bg-soft:#f5f8fc;
  --bg-soft-2:#eef3fa;
  --white:#ffffff;
  --radius:14px;
  --shadow:0 10px 30px rgba(11,46,99,.10);
  --shadow-sm:0 4px 14px rgba(11,46,99,.08);
  --max:1180px;
  --header-h:74px;
  --font:"Pretendard","Noto Sans KR",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;color-scheme:light}
body{color-scheme:light}
body{
  margin:0;font-family:var(--font);color:var(--ink);background:var(--bg);
  line-height:1.65;font-size:16px;-webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:var(--blue);text-decoration:none}
a:hover{color:var(--navy)}
h1,h2,h3,h4{line-height:1.25;color:var(--navy);margin:0 0 .5em;font-weight:800}
p{margin:0 0 1em}

/* Language visibility */
html[data-lang="ko"] .lang-en{display:none}
html[data-lang="en"] .lang-ko{display:none}

.container{max-width:var(--max);margin:0 auto;padding:0 22px}
.section{padding:84px 0}
.section.tight{padding:60px 0}
.bg-soft{background:var(--bg-soft)}
.center{text-align:center}
.eyebrow{
  display:inline-block;font-size:.78rem;font-weight:800;letter-spacing:.16em;
  text-transform:uppercase;color:var(--blue);margin-bottom:14px;
}
.section h2{font-size:clamp(1.7rem,3.4vw,2.5rem);margin-bottom:.4em}
.lead{font-size:1.08rem;color:var(--muted);max-width:720px}
.center .lead{margin-left:auto;margin-right:auto}

/* Buttons */
.btn{
  display:inline-flex;align-items:center;gap:.5em;cursor:pointer;
  padding:13px 26px;border-radius:999px;font-weight:700;font-size:.95rem;
  border:2px solid transparent;transition:.2s;white-space:nowrap;
}
.btn-primary{background:var(--blue);color:#fff;border-color:var(--blue)}
.btn-primary:hover{background:var(--navy);border-color:var(--navy);color:#fff;transform:translateY(-2px)}
.btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.7)}
.btn-ghost:hover{background:#fff;color:var(--navy)}
.btn-outline{background:#fff;color:var(--navy);border-color:var(--line)}
.btn-outline:hover{border-color:var(--blue);color:var(--blue);transform:translateY(-2px)}

/* ---------- Header ---------- */
.site-header{
  position:fixed;top:0;left:0;right:0;height:var(--header-h);z-index:1000;
  background:#ffffff;
  border-bottom:1px solid var(--line);transition:.25s;
}
.site-header .inner{display:flex;align-items:center;justify-content:space-between;height:100%}
.brand{display:flex;align-items:center;gap:10px}
.brand img{height:38px;width:auto}
.nav{display:flex;align-items:center;gap:6px}
.nav a.navlink{
  padding:9px 14px;border-radius:8px;color:var(--ink);font-weight:600;font-size:.95rem;
}
.nav a.navlink:hover,.nav a.navlink.active{color:var(--blue);background:var(--bg-soft)}
.header-actions{display:flex;align-items:center;gap:12px}
.lang-toggle{
  display:flex;border:1px solid var(--line);border-radius:999px;overflow:hidden;background:#fff;
}
.lang-toggle button{
  border:0;background:transparent;padding:7px 12px;font-weight:700;font-size:.82rem;
  cursor:pointer;color:var(--muted);
}
.lang-toggle button.active{background:var(--navy);color:#fff}
.menu-btn{display:none;background:none;border:0;cursor:pointer;padding:6px;flex-direction:column;gap:5px}
.menu-btn span{width:24px;height:2px;background:var(--navy);border-radius:2px;transition:.25s}

/* ---------- Hero ---------- */
.hero{
  position:relative;min-height:88vh;display:flex;align-items:center;
  color:#fff;padding-top:var(--header-h);overflow:hidden;
}
.hero::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(115deg,rgba(8,28,60,.86) 0%,rgba(11,46,99,.66) 45%,rgba(11,46,99,.30) 100%);
  z-index:1;
}
.hero-bg{position:absolute;inset:0;background-size:cover;background-position:center;z-index:0}
.hero .container{position:relative;z-index:2}
.hero h1{color:#fff;font-size:clamp(2.1rem,5vw,3.6rem);margin-bottom:.35em;letter-spacing:-.5px}
.hero p{font-size:clamp(1.05rem,2.2vw,1.3rem);max-width:620px;color:#eaf1fb;margin-bottom:1.8em}
.hero .eyebrow{color:#8fc0ff}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap}

.page-hero{
  position:relative;color:#fff;padding:calc(var(--header-h) + 70px) 0 70px;overflow:hidden;
}
.page-hero::before{content:"";position:absolute;inset:0;background:linear-gradient(120deg,rgba(8,28,60,.9),rgba(11,46,99,.6));z-index:1}
.page-hero .hero-bg{position:absolute;inset:0;background-size:cover;background-position:center;z-index:0}
.page-hero .container{position:relative;z-index:2}
.page-hero h1{color:#fff;font-size:clamp(1.9rem,4vw,2.9rem)}
.page-hero p{color:#dce7f6;max-width:640px;margin:0}
.breadcrumb{font-size:.85rem;color:#9dc2f0;margin-bottom:14px}
.breadcrumb a{color:#9dc2f0}

/* ---------- Stats strip ---------- */
.stats{background:var(--navy);color:#fff}
.stats .grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;text-align:center}
.stat .num{font-size:clamp(1.8rem,4vw,2.7rem);font-weight:800;color:#fff}
.stat .lbl{color:#a9c6ee;font-size:.95rem;letter-spacing:.02em}

/* ---------- Feature cards ---------- */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:30px;align-items:center}
.card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:30px 26px;
  box-shadow:var(--shadow-sm);transition:.22s;height:100%;
}
.card:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:#cfe0f5}
.card .ico{
  width:54px;height:54px;border-radius:13px;display:grid;place-items:center;margin-bottom:16px;
  background:linear-gradient(135deg,var(--blue),var(--accent));color:#fff;
}
.card .ico svg{width:28px;height:28px;stroke:#fff}
.card h3{font-size:1.15rem;margin-bottom:.4em}
.card p{color:var(--muted);font-size:.95rem;margin:0}

/* ---------- About split ---------- */
.media{border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);min-height:340px;background-size:cover;background-position:center}
.about-list{list-style:none;padding:0;margin:18px 0 0}
.about-list li{position:relative;padding:8px 0 8px 30px;color:var(--ink)}
.about-list li::before{
  content:"";position:absolute;left:0;top:15px;width:18px;height:18px;border-radius:50%;
  background:var(--blue) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='3'%3E%3Cpolyline points='20 6 9 17 4 12'/%3E%3C/svg%3E") center/12px no-repeat;
}
.info-box{background:var(--bg-soft);border-left:4px solid var(--blue);border-radius:10px;padding:18px 20px;margin-top:14px}
.info-box h4{margin:0 0 4px;font-size:.92rem;text-transform:uppercase;letter-spacing:.08em;color:var(--blue)}
.info-box p{margin:0;color:var(--muted)}

/* ---------- Event cards ---------- */
.event-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;
  box-shadow:var(--shadow-sm);transition:.22s;display:flex;flex-direction:column;
}
.event-card:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
.event-card .thumb{aspect-ratio:4/3;background-size:cover;background-position:center;position:relative}
.event-card .yr{
  position:absolute;top:12px;left:12px;background:var(--navy);color:#fff;font-weight:700;
  font-size:.8rem;padding:5px 12px;border-radius:999px;
}
.event-card .body{padding:20px 20px 22px;flex:1;display:flex;flex-direction:column;gap:6px}
.event-card h3{font-size:1.1rem;margin:0}
.event-card .loc{color:var(--muted);font-size:.9rem;display:flex;align-items:center;gap:6px;margin-top:auto}
.event-card .loc svg{width:15px;height:15px;stroke:var(--blue);flex:none}

/* gov badge on event thumb */
.event-card .gov{
  position:absolute;top:12px;right:12px;background:#fff;border-radius:9px;
  padding:5px 9px;box-shadow:var(--shadow-sm);display:flex;align-items:center;
}
.event-card .gov img{height:22px;width:auto;display:block}
/* gov logo inline in gallery title */
.gov-inline{height:26px;width:auto;display:inline-block;vertical-align:middle;margin-left:6px}

/* ---------- Gallery ---------- */
.gallery-group{margin-bottom:48px}
.gallery-group h3{font-size:1.25rem;display:flex;align-items:center;gap:12px;margin-bottom:4px;flex-wrap:wrap}
.gallery-group .meta{color:var(--muted);font-size:.9rem;margin-bottom:18px}
.gallery-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
.gallery-grid img{
  aspect-ratio:1/1;object-fit:cover;border-radius:10px;cursor:pointer;width:100%;
  box-shadow:var(--shadow-sm);transition:.2s;
}
.gallery-grid img:hover{transform:scale(1.03);box-shadow:var(--shadow)}

/* Lightbox */
.lightbox{
  position:fixed;inset:0;background:rgba(6,18,40,.92);z-index:2000;display:none;
  align-items:center;justify-content:center;padding:30px;
}
.lightbox.open{display:flex}
.lightbox img{max-width:92vw;max-height:86vh;border-radius:8px;box-shadow:0 20px 60px rgba(0,0,0,.5)}
.lightbox .close,.lightbox .nav-arrow{
  position:absolute;background:rgba(255,255,255,.14);border:0;color:#fff;cursor:pointer;
  width:48px;height:48px;border-radius:50%;font-size:1.4rem;display:grid;place-items:center;transition:.2s;
}
.lightbox .close:hover,.lightbox .nav-arrow:hover{background:rgba(255,255,255,.3)}
.lightbox .close{top:24px;right:24px}
.lightbox .prev{left:24px;top:50%;transform:translateY(-50%)}
.lightbox .next{right:24px;top:50%;transform:translateY(-50%)}

/* ---------- Partners ---------- */
.partners{display:flex;flex-wrap:wrap;gap:14px;justify-content:center}
.partners .chip{
  background:#fff;border:1px solid var(--line);border-radius:999px;padding:9px 20px;
  font-weight:600;color:var(--navy);font-size:.92rem;box-shadow:var(--shadow-sm);
  display:inline-flex;align-items:center;gap:10px;
}
.partners .chip-logo{height:28px;width:auto;display:block}

/* ---------- CTA band ---------- */
.cta-band{position:relative;color:#fff;text-align:center;overflow:hidden}
.cta-band::before{content:"";position:absolute;inset:0;background:linear-gradient(120deg,rgba(11,46,99,.92),rgba(31,95,176,.82));z-index:1}
.cta-band .hero-bg{position:absolute;inset:0;background-size:cover;background-position:center;z-index:0}
.cta-band .container{position:relative;z-index:2;padding:78px 22px}
.cta-band h2{color:#fff;font-size:clamp(1.6rem,3.5vw,2.4rem)}
.cta-band p{color:#dce7f6;max-width:560px;margin:0 auto 1.6em}

/* ---------- Contact ---------- */
.contact-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:40px}
.contact-item{display:flex;gap:16px;padding:18px 0;border-bottom:1px solid var(--line)}
.contact-item:last-child{border-bottom:0}
.contact-item .ic{width:46px;height:46px;flex:none;border-radius:12px;display:grid;place-items:center;background:var(--bg-soft);color:var(--blue)}
.contact-item .ic svg{width:22px;height:22px;stroke:var(--blue)}
.contact-item h4{margin:0 0 3px;font-size:1rem}
.contact-item p,.contact-item a{margin:0;color:var(--muted);font-size:.95rem}
form .field{margin-bottom:16px}
form label{display:block;font-weight:600;font-size:.9rem;margin-bottom:6px;color:var(--ink)}
form input,form textarea{
  width:100%;padding:12px 14px;border:1px solid var(--line);border-radius:10px;font-family:inherit;
  font-size:.95rem;background:#fff;transition:.2s;
}
form input:focus,form textarea:focus{outline:none;border-color:var(--blue);box-shadow:0 0 0 3px rgba(31,95,176,.12)}
.form-note{font-size:.82rem;color:var(--muted);margin-top:8px}

/* FAQ */
.faq-item{border:1px solid var(--line);border-radius:12px;margin-bottom:12px;overflow:hidden;background:#fff}
.faq-q{width:100%;text-align:left;background:none;border:0;padding:18px 22px;font-size:1.02rem;font-weight:700;
  color:var(--navy);cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:14px;font-family:inherit}
.faq-q::after{content:"+";font-size:1.4rem;color:var(--blue);transition:.2s}
.faq-item.open .faq-q::after{transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease;padding:0 22px;color:var(--muted)}
.faq-item.open .faq-a{max-height:400px;padding-bottom:18px}

/* ---------- Footer ---------- */
.site-footer{background:var(--navy);color:#c7d6ec;padding:56px 0 26px}
.site-footer .cols{display:grid;grid-template-columns:1.6fr 1fr 1.4fr;gap:40px}
.site-footer img.flogo{height:40px;margin-bottom:16px}
.site-footer h4{color:#fff;font-size:.95rem;letter-spacing:.05em;text-transform:uppercase;margin-bottom:16px}
.site-footer a{color:#c7d6ec;display:block;padding:5px 0;font-size:.93rem}
.site-footer a:hover{color:#fff}
.site-footer p{font-size:.93rem;color:#9fb4d4}
.footer-bottom{border-top:1px solid rgba(255,255,255,.12);margin-top:36px;padding-top:20px;
  display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;font-size:.85rem;color:#8aa3c8}

/* reveal animation */
.reveal{opacity:0;transform:translateY(24px);transition:opacity .6s ease,transform .6s ease}
.reveal.in{opacity:1;transform:none}

/* ---------- Responsive ---------- */
@media(max-width:960px){
  .grid-4{grid-template-columns:repeat(2,1fr)}
  .gallery-grid{grid-template-columns:repeat(3,1fr)}
  .contact-grid{grid-template-columns:1fr;gap:30px}
}
@media(max-width:820px){
  .nav{
    position:fixed;top:var(--header-h);left:0;right:0;background:#fff;flex-direction:column;
    align-items:stretch;gap:0;padding:10px 18px 22px;border-bottom:1px solid var(--line);
    box-shadow:var(--shadow);transform:translateY(-130%);transition:.3s;
  }
  .nav.open{transform:none}
  .nav a.navlink{padding:13px 8px;border-bottom:1px solid var(--line)}
  .menu-btn{display:flex}
  .grid-3,.grid-2{grid-template-columns:1fr}
  .stats .grid{grid-template-columns:1fr;gap:26px}
  .site-footer .cols{grid-template-columns:1fr;gap:28px}
  .section{padding:60px 0}
}
@media(max-width:520px){
  .grid-4{grid-template-columns:1fr}
  .gallery-grid{grid-template-columns:repeat(2,1fr)}
  .brand span{display:none}
  .hero-actions{flex-direction:column}
  .hero-actions .btn{justify-content:center}
}


/* ---------- Hero video background ---------- */
.hero-video{position:absolute;inset:0;z-index:0;overflow:hidden;pointer-events:none}
.hero-video iframe{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:100vw;height:56.25vw;min-height:100%;min-width:177.78vh;border:0}
.hero-credit{margin-top:24px;font-size:.85rem;color:#cfe0f5}
.hero-credit a{color:#fff;text-decoration:underline}

/* ---------- Play button / video card ---------- */
.playbtn{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:56px;height:56px;border-radius:50%;background:rgba(255,255,255,.92);box-shadow:0 6px 18px rgba(0,0,0,.3);display:grid;place-items:center;transition:.2s}
.event-card:hover .playbtn{background:#fff;transform:translate(-50%,-50%) scale(1.06)}
.playbtn::after{content:"";display:block;width:0;height:0;border-left:18px solid var(--navy);border-top:11px solid transparent;border-bottom:11px solid transparent;margin-left:5px}
.playbtn.lg{width:84px;height:84px}
.playbtn.lg::after{border-left-width:26px;border-top-width:16px;border-bottom-width:16px}
.video-card{position:relative;display:block;aspect-ratio:16/9;background-size:cover;background-position:center;border-radius:12px;overflow:hidden;box-shadow:var(--shadow);max-width:820px}
.video-card::before{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(11,46,99,.15),rgba(11,46,99,.35))}
.video-card .vlabel{position:absolute;bottom:14px;left:16px;color:#fff;font-weight:600;background:rgba(0,0,0,.4);padding:7px 14px;border-radius:8px;font-size:.9rem}