/* ===== Common Shared Styles ===== */
/* All fonts self-hosted — no external requests */
@font-face{font-family:'Inter';font-style:normal;font-weight:400;font-display:swap;src:url(../fonts/inter-400.woff2) format('woff2')}
@font-face{font-family:'Inter';font-style:normal;font-weight:500;font-display:swap;src:url(../fonts/inter-500.woff2) format('woff2')}
@font-face{font-family:'Inter';font-style:normal;font-weight:600;font-display:swap;src:url(../fonts/inter-600.woff2) format('woff2')}
@font-face{font-family:'Space Grotesk';font-style:normal;font-weight:600;font-display:swap;src:url(../fonts/space-grotesk-600.woff2) format('woff2')}
@font-face{font-family:'Space Grotesk';font-style:normal;font-weight:700;font-display:swap;src:url(../fonts/space-grotesk-700.woff2) format('woff2')}
@font-face{font-family:'Noto Sans SC';font-style:normal;font-weight:400;font-display:swap;src:url(../fonts/noto-sans-sc-400.woff2) format('woff2')}
@font-face{font-family:'Noto Sans SC';font-style:normal;font-weight:500;font-display:swap;src:url(../fonts/noto-sans-sc-500.woff2) format('woff2')}
@font-face{font-family:'Noto Sans SC';font-style:normal;font-weight:600;font-display:swap;src:url(../fonts/noto-sans-sc-600.woff2) format('woff2')}
@font-face{font-family:'Noto Sans SC';font-style:normal;font-weight:700;font-display:swap;src:url(../fonts/noto-sans-sc-700.woff2) format('woff2')}
*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
:root{
  --c-bg:#fafafa;--c-surface:#ffffff;--c-surface-alt:#f4f4f5;
  --c-border:rgba(0,0,0,.06);--c-border-strong:rgba(0,0,0,.1);
  --c-text:#09090b;--c-text-secondary:#52525b;--c-text-muted:#a1a1aa;
  --c-accent:#18181b;--c-brand:#2563eb;--c-brand-light:#60a5fa;--c-brand-dark:#1d4ed8;
  --c-warm:#f59e0b;
  --r-sm:8px;--r-md:12px;--r-lg:16px;--r-xl:24px;--r-2xl:32px;
  --shadow-xs:0 1px 2px rgba(0,0,0,.04);--shadow-sm:0 2px 8px rgba(0,0,0,.04);
  --shadow-md:0 4px 24px rgba(0,0,0,.06);--shadow-lg:0 12px 48px rgba(0,0,0,.08);
  --transition:cubic-bezier(.16,1,.3,1);--max-w:1280px;
}
html{scroll-behavior:smooth;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}
body{font-family:'Noto Sans SC','Inter',system-ui,-apple-system,sans-serif;color:var(--c-text);background:var(--c-bg);line-height:1.6;overflow-x:hidden}
a{text-decoration:none;color:inherit}img{max-width:100%;display:block}ul{list-style:none}
.container{max-width:var(--max-w);margin:0 auto;padding:0 clamp(1.5rem,5vw,4rem)}
[data-reveal]{opacity:1 !important;transform:none !important}
/* Nav */
.nav{position:fixed;top:0;left:0;right:0;z-index:100;padding:1.25rem 0;transition:all .5s var(--transition)}
.nav.solid{background:rgba(250,250,250,.85);backdrop-filter:blur(20px) saturate(180%);-webkit-backdrop-filter:blur(20px) saturate(180%);border-bottom:1px solid var(--c-border);padding:.75rem 0}
.nav-inner{max-width:var(--max-w);margin:0 auto;padding:0 clamp(1.5rem,5vw,4rem);display:flex;align-items:center;justify-content:space-between}
.nav-logo-img{height:28px;width:auto;}
.nav-menu{display:flex;align-items:center;gap:0}
.nav-menu a{padding:.5rem .72rem;font-size:.875rem;font-weight:500;color:var(--c-text-secondary);border-radius:var(--r-sm);transition:all .3s}
.nav.solid .nav-menu a{color:var(--c-text-secondary)}
.nav-menu a:hover{color:var(--c-text);background:rgba(0,0,0,.04)}
.nav.solid .nav-menu a.active,.nav-menu a.active{color:var(--c-brand)}
.nav-cta{display:flex;align-items:center;gap:.5rem}
.nav-lang{display:flex;gap:2px;margin-left:.75rem;padding-left:.75rem;border-left:1px solid var(--c-border)}
.nav-lang a{width:30px;height:30px;display:flex;align-items:center;justify-content:center;font-size:.7rem;font-weight:600;border-radius:6px;color:var(--c-text-muted);transition:all .3s}
.nav-lang a.on,.nav-lang a:hover{color:var(--c-brand)}
.nav-lang a.on{color:var(--c-brand)!important}
.nav-mobile-btn{display:none !important;background:none;border:none;cursor:pointer;padding:8px}
.nav-mobile-btn span{display:block;width:20px;height:2px;background:var(--c-text-secondary);margin:4px 0;border-radius:2px}
/* Mobile Overlay */
.mobile-overlay{display:none;position:fixed;inset:0;background:rgba(250,250,250,.98);backdrop-filter:blur(24px);z-index:999;flex-direction:column;align-items:center;justify-content:center;gap:1.4rem;opacity:0;pointer-events:none;transition:opacity .35s}
.mobile-overlay.open{opacity:1;pointer-events:auto}
.mobile-overlay a{font-size:1.6rem;font-weight:600;color:var(--c-text);transition:color .3s}
.mobile-overlay a:hover, .mobile-overlay a.active{color:var(--c-brand)}
.mobile-lang{display:flex;gap:8px;margin-top:1rem;padding-top:1rem;border-top:1px solid var(--c-border)}
.mobile-lang a{width:44px;height:44px;display:flex;align-items:center;justify-content:center;font-size:.85rem;font-weight:600;border-radius:var(--r-sm);color:var(--c-text-muted);transition:all .3s}
.mobile-lang a.on,.mobile-lang a:hover{color:var(--c-brand);background:rgba(37,99,235,.08)}
.mobile-close{position:absolute;top:1.25rem;right:1.25rem;width:44px;height:44px;display:flex;align-items:center;justify-content:center;background:var(--c-surface-alt);border-radius:50%;border:none;cursor:pointer;font-size:1.2rem;color:var(--c-text)}
/* Page Header */
.page-header{position:relative;padding:clamp(8rem,14vw,11rem) 0 clamp(3rem,6vw,5rem);overflow:hidden;background:var(--c-bg)}
.page-header::before{content:'';position:absolute;inset:0;background:radial-gradient(ellipse 80% 60% at 10% 90%,rgba(37,99,235,.08) 0%,transparent 60%),radial-gradient(ellipse 60% 50% at 90% 20%,rgba(124,58,237,.06) 0%,transparent 50%),radial-gradient(ellipse 50% 40% at 50% 50%,rgba(245,158,11,.05) 0%,transparent 50%)}
.page-header::after{content:'';position:absolute;inset:0;background-image:linear-gradient(rgba(240,240,240,.7) 1px,transparent 1px),linear-gradient(90deg,rgba(240,240,240,.7) 1px,transparent 1px);background-size:80px 80px;mask-image:radial-gradient(ellipse 70% 60% at 50% 40%,black 20%,transparent 70%);-webkit-mask-image:radial-gradient(ellipse 70% 60% at 50% 40%,black 20%,transparent 70%)}
.page-header .container{position:relative;z-index:1}
.page-chip{display:inline-flex;align-items:center;gap:.6rem;padding:.4rem 1rem .4rem .5rem;background:rgba(0,0,0,.03);border:1px solid rgba(0,0,0,.06);border-radius:100px;font-size:.775rem;font-weight:500;color:var(--c-text-secondary);margin-bottom:1.75rem}
.page-chip i{width:7px;height:7px;background:#22c55e;border-radius:50%}
.crumbs{display:flex;align-items:center;gap:.5rem;font-size:.825rem;color:var(--c-text-muted);margin-bottom:1.5rem}
.crumbs a{color:var(--c-text-secondary);transition:color .3s}
.crumbs a:hover{color:var(--c-brand)}
.crumbs .sep{opacity:.5}
.crumbs .current{color:var(--c-text)}
.page-header h1{font-family:'Space Grotesk','Noto Sans SC','Inter',sans-serif;font-size:clamp(1.8rem,4.2vw,3rem);font-weight:700;color:var(--c-text);line-height:1.15;letter-spacing:-.04em;margin-bottom:1.25rem}
/* IR Layout & Side Nav */
.ir-section{padding:clamp(3rem,6vw,5rem) 0 clamp(5rem,10vw,9rem)}
.ir-wrap{display:grid;grid-template-columns:260px 1fr;gap:clamp(2rem,5vw,4rem);align-items:start}
.ir-side{position:sticky;top:100px}
.ir-side-nav{display:flex;flex-direction:column;gap:.25rem;padding:1rem;background:var(--c-surface);border:1px solid var(--c-border);border-radius:var(--r-xl)}
.ir-side-nav .ir-side-title{font-family:'Space Grotesk','Noto Sans SC','Inter',sans-serif;font-size:.72rem;font-weight:700;color:var(--c-text-muted);letter-spacing:.14em;text-transform:uppercase;padding:.75rem .75rem .5rem}
.ir-side-nav a{display:flex;align-items:center;justify-content:space-between;padding:.8rem 1rem;font-size:.92rem;font-weight:500;color:var(--c-text-secondary);border-radius:var(--r-md);transition:all .3s}
.ir-side-nav a:hover{background:var(--c-surface-alt);color:var(--c-text)}
.ir-side-nav a.active{background:var(--c-brand);color:#fff}
.ir-side-nav a.active .arrow{opacity:1}
.ir-side-nav a .arrow{opacity:0;transition:opacity .3s;font-size:1rem}
.ir-side-nav a:hover .arrow{opacity:.5}
.ir-content{display:flex;flex-direction:column;gap:1.5rem}
/* Footer */
.footer{padding:clamp(2.5rem,5vw,4rem) 0 1.5rem;border-top:1px solid var(--c-border);background:var(--c-bg)}
.footer-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:2.5rem;gap:2rem}
.footer-brand{display:flex;flex-direction:column;gap:.5rem}
.footer-brand b{font-family:'Space Grotesk','Noto Sans SC','Inter',sans-serif;font-size:1rem;font-weight:700}
.footer-brand p{font-size:.85rem;color:var(--c-text-secondary);line-height:1.6}
.footer-col{display:flex;flex-direction:column;gap:.4rem;align-items:flex-end}
.foot-qr{display:flex;flex-direction:column;gap:.5rem;align-items:center;text-align:center}
.foot-qr img{width:80px;height:80px;border-radius:var(--r-sm);padding:6px;background:#fff;border:1px solid var(--c-border)}
.foot-qr span{font-size:.78rem;color:var(--c-text-secondary)}
.footer-divider{height:1px;background:var(--c-border);margin-bottom:1.5rem}
.footer-bottom{display:flex;align-items:center;justify-content:center;font-size:.775rem;color:var(--c-text-muted)}
.footer-bottom a{color:var(--c-text-muted);transition:color .3s}
.footer-bottom a:hover{color:var(--c-text)}
/* Back to Top */
.top-btn{position:fixed;bottom:2rem;right:2rem;width:44px;height:44px;display:flex;align-items:center;justify-content:center;background:var(--c-surface);border:1px solid var(--c-border);border-radius:50%;cursor:pointer;opacity:0;visibility:hidden;transition:all .4s;z-index:99;box-shadow:var(--shadow-sm)}
.top-btn.show{opacity:1;visibility:visible}
.top-btn:hover{border-color:var(--c-text);transform:translateY(-2px)}
.top-btn svg{width:18px;height:18px;stroke:currentColor;stroke-width:2;fill:none;stroke-linecap:round;stroke-linejoin:round}
/* Responsive */
@media(max-width:1024px){.ir-wrap{grid-template-columns:1fr;gap:1.5rem}.ir-side{position:static}.ir-side-nav{flex-direction:row;flex-wrap:wrap;gap:.5rem}.ir-side-nav .ir-side-title{width:100%;padding:.5rem .75rem 0}.ir-side-nav a{flex:1 1 auto;min-width:0;padding:.7rem .8rem;font-size:.85rem;text-align:center;justify-content:center}.footer-top{flex-direction:column;align-items:center;text-align:center;gap:1.5rem}.footer-brand{align-items:center}.footer-col{align-items:center}}
@media(max-width:768px){.nav-menu{display:none}.nav-cta{margin-left:auto}.nav-mobile-btn{display:block !important}.nav-lang{display:none!important}.mobile-overlay{display:flex}.foot-qr img{width:100px;height:100px}.footer-bottom{flex-direction:column;gap:.75rem;text-align:center}.page-header h1{font-size:clamp(1.5rem,6.5vw,2.25rem)}.ir-side-nav{flex-direction:column}.ir-side-nav a{min-width:0;padding:.8rem 1rem;justify-content:space-between}}
/* Print */
@media print{[data-reveal]{opacity:1 !important;transform:none !important}.nav,.top-btn{position:static}.page-header{min-height:auto;padding:4rem 0 2rem}}