*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{background:var(--color-primary);color:var(--color-text);font-family:var(--font-body);font-size:1rem;line-height:1.7;-webkit-font-smoothing:antialiased}
img,video,svg{display:block;max-width:100%;height:auto}
ul,ol{list-style:none}
a{color:var(--color-link);text-decoration:none;transition:color .35s ease-out}
button{font:inherit;cursor:pointer;border:none;background:none;color:inherit}
::selection{background:var(--color-accent);color:var(--color-primary)}
:focus-visible{outline:2px solid var(--color-link);outline-offset:2px;box-shadow:0 0 0 6px rgba(139,47,61,.25);border-radius:4px}

:root{
--color-primary:#0B1026;--color-dark:#151A22;--color-accent:#FF6A00;--color-accent-2:#FFB03A;
--color-data:#C6FF4D;--color-link:#4DD6FF;--color-text:#F5F7FA;--color-muted:#8A94A6;--color-warning:#8B2F3D;
--font-heading:"Anton","Oswald","Impact","Arial Black",sans-serif;
--font-body:"PingFang SC","Noto Sans CJK SC","Source Han Sans SC","Microsoft YaHei",sans-serif;
--font-data:"DIN Alternate","Oswald","Arial Narrow",sans-serif;
--space-1:4px;--space-2:8px;--space-3:16px;--space-4:24px;--space-5:32px;--space-6:48px;--space-7:64px;--space-8:96px;
--radius-card:24px;--radius-btn:4px;
--container:1280px;--header-height:80px
}
@media(max-width:640px){:root{--header-height:64px}}

h1,h2,h3,h4,h5,h6{font-family:var(--font-heading);font-weight:700;line-height:1.1;text-transform:uppercase;letter-spacing:.04em;color:var(--color-text)}

.skip-link{position:fixed;top:var(--space-2);left:var(--space-2);z-index:2000;padding:var(--space-2) var(--space-4);background:var(--color-accent);color:var(--color-primary);font-family:var(--font-heading);font-weight:700;letter-spacing:.06em;text-transform:uppercase;border-radius:var(--radius-btn);transform:translateY(-220%);transition:transform .35s ease-out}
.skip-link:focus-visible{transform:translateY(0)}

.site-header{position:fixed;top:0;left:0;width:100%;height:var(--header-height);z-index:1000;background:transparent;transition:background .35s ease-out}
.site-header::before{content:"";position:absolute;inset:0;z-index:0;background:
radial-gradient(circle at 15% 30%,rgba(255,176,58,.12) 0,transparent 42%),
radial-gradient(circle at 70% 10%,rgba(77,214,255,.08) 0,transparent 35%),
radial-gradient(circle at 85% 90%,rgba(255,106,0,.12) 0,transparent 40%),
linear-gradient(180deg,rgba(11,16,38,.96) 0%,rgba(11,16,38,.88) 100%);
clip-path:polygon(0 0,100% 0,100% calc(100% - 18px),calc(100% - 72px) 100%,0 100%);opacity:0;transition:opacity .35s ease-out}
.site-header[data-scrolled="true"]::before{opacity:1}
.site-header::after{content:"";position:absolute;top:0;left:0;right:0;height:2px;z-index:1;background:linear-gradient(90deg,var(--color-accent),var(--color-accent-2) 30%,var(--color-data) 60%,transparent 80%);opacity:.75;pointer-events:none}
.site-header__inner{position:relative;z-index:2;display:flex;align-items:center;gap:var(--space-4);max-width:calc(var(--container) + 48px);height:100%;margin:0 auto;padding:0 var(--space-5)}

.brand{display:inline-flex;align-items:center;gap:var(--space-2);flex:0 0 auto;text-decoration:none}
.brand__badge{width:10px;height:10px;flex:0 0 auto;background:linear-gradient(135deg,var(--color-accent),var(--color-data));transform:rotate(45deg);border-radius:2px;box-shadow:0 0 10px rgba(255,106,0,.5)}
.brand__mark{font-family:var(--font-heading);font-size:1.6rem;font-weight:700;letter-spacing:.04em;line-height:1;color:var(--color-text);white-space:nowrap}
.brand__meta{display:flex;flex-direction:column;gap:2px;border-left:1px solid rgba(255,106,0,.5);padding-left:var(--space-3);line-height:1.2}
.brand__name{font-size:.8rem;font-weight:600;letter-spacing:.1em;text-transform:uppercase;color:var(--color-text)}
.brand__tagline{font-size:.7rem;letter-spacing:.14em;text-transform:uppercase;color:var(--color-muted)}

.site-nav{margin-left:auto}
.site-nav__list{display:flex;align-items:center;gap:var(--space-1)}
.site-nav__item{margin:0}
.site-nav__link{position:relative;display:inline-flex;align-items:center;padding:var(--space-2) var(--space-3);font-size:.93rem;font-weight:500;letter-spacing:.06em;color:var(--color-text);white-space:nowrap}
.site-nav__link::after{content:"";position:absolute;left:var(--space-3);right:var(--space-3);bottom:4px;height:2px;background:linear-gradient(90deg,var(--color-accent),var(--color-accent-2));transform:scaleX(0);transform-origin:left center;transition:transform .35s ease-out}
.site-nav__link:hover,.site-nav__link[aria-current="page"]{color:var(--color-accent)}
.site-nav__link:hover::after,.site-nav__link[aria-current="page"]::after{transform:scaleX(1)}

.btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--space-2);min-height:44px;padding:10px 24px;font-family:var(--font-heading);font-size:.8rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--color-primary);background:linear-gradient(130deg,var(--color-accent),var(--color-accent-2));border:none;border-radius:var(--radius-btn);clip-path:polygon(0 0,100% 0,100% calc(100% - 12px),calc(100% - 12px) 100%,0 100%);text-decoration:none;transition:transform .35s ease-out,filter .35s ease-out}
.btn:hover{transform:translateY(-2px);filter:drop-shadow(0 6px 16px rgba(255,106,0,.35)) brightness(1.06)}
.btn:active{transform:translateY(1px) scale(.98)}
.btn--header{flex:0 0 auto;margin-left:var(--space-2)}

.nav-toggle{display:none;flex-direction:column;align-items:center;justify-content:center;gap:5px;width:44px;height:44px;margin-left:auto;padding:8px;border:1px solid rgba(245,247,250,.2);border-radius:12px;background:rgba(11,16,38,.4)}
.nav-toggle__bar{width:20px;height:2px;background:var(--color-text);border-radius:2px;transition:transform .35s ease-out,opacity .35s ease-out}
.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(2){opacity:0}
.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

.scroll-progress{position:absolute;left:0;right:0;bottom:0;height:3px;z-index:3;pointer-events:none}
.scroll-progress::after{content:"";display:block;height:100%;width:100%;background:linear-gradient(90deg,var(--color-accent),var(--color-accent-2),var(--color-data));transform:scaleX(var(--progress,0));transform-origin:left center}

.top-link{position:fixed;right:var(--space-5);bottom:var(--space-5);z-index:900;display:inline-flex;align-items:center;justify-content:center;gap:var(--space-2);min-width:48px;height:48px;padding:0 var(--space-4);background:rgba(11,16,38,.9);border:1px solid rgba(255,106,0,.5);border-radius:999px;color:var(--color-text);font-family:var(--font-heading);font-size:.75rem;letter-spacing:.12em;text-transform:uppercase;cursor:pointer;transition:opacity .35s ease-out,transform .35s ease-out,background .35s ease-out,visibility 0s .35s}
.top-link:hover{background:rgba(255,106,0,.9);color:var(--color-primary)}
.top-link[hidden]{display:inline-flex;opacity:0;visibility:hidden;transform:translateY(12px);pointer-events:none}
.top-link__icon{font-size:1rem;line-height:1}
.top-link__text{font-size:inherit;letter-spacing:inherit}

.site-footer{position:relative;z-index:0;background:
radial-gradient(1200px 520px at 85% 0%,rgba(255,106,0,.14),transparent 55%),
radial-gradient(900px 400px at 10% 100%,rgba(77,214,255,.06),transparent 55%),
linear-gradient(180deg,var(--color-dark) 0%,var(--color-primary) 100%);color:var(--color-text);overflow:hidden}
.site-footer::before{content:"";position:absolute;top:0;left:0;right:0;height:4px;z-index:1;background:linear-gradient(90deg,var(--color-accent) 0%,var(--color-accent-2) 30%,var(--color-data) 65%,transparent 90%)}
.site-footer__glow{position:absolute;top:-120px;right:-80px;width:420px;height:300px;background:radial-gradient(closest-side,rgba(255,176,58,.18),transparent 70%);pointer-events:none}
.site-footer__inner{position:relative;z-index:1;max-width:calc(var(--container) + 48px);margin:0 auto;padding:var(--space-8) var(--space-5) var(--space-5)}
.site-footer__grid{display:grid;grid-template-columns:2fr 1fr 1fr 1.4fr;gap:var(--space-6)}
.site-footer__brand{display:flex;flex-direction:column;align-items:flex-start}
.site-footer__about{margin-top:var(--space-4);max-width:360px;color:var(--color-muted);font-size:.9rem}
.site-footer__col{min-width:0}
.site-footer__heading{font-family:var(--font-heading);font-size:.8rem;letter-spacing:.16em;text-transform:uppercase;color:var(--color-accent);margin-bottom:var(--space-4)}
.site-footer__links{display:grid;gap:var(--space-2)}
.site-footer__links a{display:inline-block;color:var(--color-muted);font-size:.9rem;transition:color .35s ease-out,padding-left .35s ease-out}
.site-footer__links a:hover{color:var(--color-accent);padding-left:6px}
.site-footer__contact{display:grid;gap:var(--space-3)}
.site-footer__contact-item{display:flex;flex-direction:column;gap:2px;padding-left:var(--space-3);border-left:2px solid rgba(255,106,0,.35)}
.site-footer__label{font-size:.7rem;letter-spacing:.12em;text-transform:uppercase;color:var(--color-muted)}
.site-footer__value{color:var(--color-text);font-family:var(--font-data);letter-spacing:.03em;font-size:.9rem}
.site-footer__bottom{display:flex;flex-wrap:wrap;align-items:center;gap:var(--space-3) var(--space-5);margin-top:var(--space-7);padding-top:var(--space-4);border-top:1px solid rgba(245,247,250,.08);font-size:.82rem;color:var(--color-muted)}
.site-footer__copyright,.site-footer__icp,.site-footer__trust{margin:0}
.site-footer__icp{margin-left:auto}
.site-footer__trust{flex-basis:100%;margin-top:var(--space-2);color:rgba(138,148,166,.7);font-size:.75rem;line-height:1.6}

.online-indicator{display:inline-flex;align-items:center;gap:8px;margin-top:var(--space-4);font-family:var(--font-data);font-size:.78rem;letter-spacing:.14em;text-transform:uppercase;color:var(--color-data)}
.online-indicator__dot{width:8px;height:8px;border-radius:50%;background:currentColor;box-shadow:0 0 10px currentColor;animation:dot-pulse 2.2s ease-in-out infinite}
@keyframes dot-pulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.4;transform:scale(.75)}}

.container{max-width:calc(var(--container) + 48px);margin:0 auto;padding-left:var(--space-5);padding-right:var(--space-5)}
.container--narrow{max-width:840px}

main#main-content,.site-main{position:relative;padding-top:var(--header-height);min-height:60vh}
#main-content:focus{outline:2px solid var(--color-link);outline-offset:4px}

.breadcrumb{display:flex;flex-wrap:wrap;gap:var(--space-2);padding:var(--space-3) 0;font-size:.85rem}
.breadcrumb li{display:inline-flex;align-items:center;gap:var(--space-2)}
.breadcrumb li+li::before{content:"/";color:var(--color-muted)}
.breadcrumb a{color:var(--color-muted)}
.breadcrumb a:hover{color:var(--color-accent)}
.breadcrumb [aria-current="page"]{color:var(--color-text)}

.grid{display:grid;grid-template-columns:repeat(12,1fr);gap:var(--space-5)}
.grid__full{grid-column:1 / -1}
.grid__span-4{grid-column:span 4}
.grid__span-6{grid-column:span 6}
.grid__span-8{grid-column:span 8}

.card{background:linear-gradient(145deg,rgba(21,26,34,.92),rgba(11,16,38,.96));border:1px solid rgba(245,247,250,.07);border-radius:var(--radius-card);padding:var(--space-5);transition:transform .35s ease-out,border-color .35s ease-out,box-shadow .35s ease-out}
.card:hover{transform:translateY(-4px);border-color:rgba(255,106,0,.38);box-shadow:0 20px 40px rgba(0,0,0,.3)}

.tag{display:inline-flex;align-items:center;gap:6px;padding:4px 14px;font-size:.72rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--color-text);background:rgba(255,106,0,.12);border:1px solid rgba(255,106,0,.3);border-radius:999px}
.tag--data{color:var(--color-primary);background:var(--color-data);border-color:var(--color-data)}
.tag--muted{color:var(--color-muted);background:rgba(138,148,166,.1);border-color:rgba(138,148,166,.2)}

.stat-number{font-family:var(--font-data);font-size:clamp(1.8rem,4vw,2.6rem);font-weight:700;line-height:1.1;letter-spacing:.04em;color:var(--color-text)}
.stat-number--accent{color:var(--color-accent)}
.stat-number--data{color:var(--color-data)}

.section{padding:var(--space-7) 0}
.page-head{padding:var(--space-7) 0 var(--space-6)}
.page-head__title{font-size:clamp(2.4rem,6vw,4.5rem);line-height:.95;margin-bottom:var(--space-3)}
.page-head__desc{max-width:640px;color:var(--color-muted);font-size:1.02rem}
.section-title{font-size:clamp(2rem,4vw,3.5rem);border-left:4px solid var(--color-accent);padding-left:var(--space-4);text-shadow:0 0 24px rgba(255,106,0,.35)}
.section-subtitle{color:var(--color-muted)}

.img-placeholder{position:relative;display:block;overflow:hidden;background:linear-gradient(135deg,rgba(255,106,0,.16),rgba(11,16,38,.4)),var(--color-dark);border-radius:var(--radius-card);clip-path:polygon(14px 0,100% 0,100% calc(100% - 14px),calc(100% - 14px) 100%,0 100%,0 14px)}
.img-placeholder::before{content:"";display:block;padding-top:56.25%}
.img-placeholder>img,.img-placeholder>video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.img-placeholder--portrait::before{padding-top:75%}
.img-placeholder--square::before{padding-top:100%}

.visually-hidden{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}

.js [data-reveal]{opacity:0;transform:translateY(28px);transition:opacity .8s cubic-bezier(.2,.8,.2,1),transform .8s cubic-bezier(.2,.8,.2,1);transition-delay:var(--reveal-delay,0s)}
.js [data-reveal][data-revealed="true"]{opacity:1;transform:none}

@media(max-width:1100px){
.nav-toggle{display:flex}
.site-nav{position:fixed;top:var(--header-height);right:0;bottom:0;width:min(340px,82vw);margin:0;padding:var(--space-6) var(--space-5);background:radial-gradient(circle at 80% 10%,rgba(255,106,0,.16),transparent 55%),linear-gradient(145deg,var(--color-primary) 0%,var(--color-dark) 100%);border-left:2px solid rgba(255,106,0,.5);box-shadow:-24px 0 60px rgba(0,0,0,.35);transform:translateX(100%);visibility:hidden;transition:transform .45s cubic-bezier(.2,.8,.2,1),visibility 0s .45s}
.site-nav::before{content:"";position:absolute;top:14px;right:14px;width:56px;height:56px;background:linear-gradient(135deg,var(--color-accent),var(--color-accent-2));clip-path:polygon(100% 0,100% 100%,0 0);opacity:.16;pointer-events:none}
.site-nav[data-open="true"]{transform:translateX(0);visibility:visible;transition:transform .45s cubic-bezier(.2,.8,.2,1),visibility 0s}
.site-nav__list{flex-direction:column;align-items:flex-start;gap:var(--space-3)}
.site-nav__item{width:100%}
.site-nav__link{width:100%;font-family:var(--font-heading);font-size:1.4rem;letter-spacing:.05em;padding:var(--space-2) var(--space-3)}
.btn--header{display:none}
.site-footer__grid{grid-template-columns:1fr 1fr;gap:var(--space-5)}
.grid__span-4{grid-column:span 6}
.grid__span-8{grid-column:span 12}
}
@media(max-width:640px){
.brand__meta{display:none}
.brand__mark{font-size:1.35rem}
.site-header__inner{padding:0 var(--space-4);gap:var(--space-3)}
.site-footer__grid{grid-template-columns:1fr}
.site-footer__inner{padding-top:var(--space-6)}
.site-footer__bottom{flex-direction:column;align-items:flex-start}
.site-footer__icp{margin-left:0}
.top-link{right:var(--space-3);bottom:var(--space-3);width:44px;height:44px;padding:0;justify-content:center}
.top-link__text{display:none}
.grid{grid-template-columns:1fr}
.grid__span-4,.grid__span-6,.grid__span-8{grid-column:1 / -1}
.section{padding:var(--space-5) 0}
}
@media(prefers-reduced-motion:reduce){
html{scroll-behavior:auto}
*,*::before,*::after{animation-duration:.01ms !important;animation-iteration-count:1 !important;transition-duration:.01ms !important}
.js [data-reveal]{opacity:1;transform:none;transition:none}
}