/* ===== RESET & BASE ===== */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;text-size-adjust:100%}
body{min-height:100vh;background:#1A1A2E;color:#FFFFFF;font-family:'Inter',system-ui,-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,sans-serif;font-weight:400;font-size:1rem;line-height:1.6;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none}
ul{list-style:none}
button{cursor:pointer;border:none;background:none;font:inherit;color:inherit}
:focus-visible{outline:2px solid #00F5FF;outline-offset:2px;border-radius:4px}

/* ===== CSS VARIABLES ===== */
:root{--color-primary:#00F5FF;--color-secondary:#FF6B00;--color-bg:#1A1A2E;--color-surface:#16213E;--color-text:#FFFFFF;--color-text-muted:#B0B0B0;--color-accent-blue:#0A82FF;--color-accent-orange:#FFA500;--color-glow:rgba(0,245,255,0.15);--color-glow-orange:rgba(255,107,0,0.25);--font-headline:'Montserrat Black','Arial Black',sans-serif;--font-body:'Inter',system-ui,sans-serif;--max-width:1200px;--header-top-h:56px;--header-bottom-h:64px;--nav-transition:0.35s cubic-bezier(0.4,0,0.2,1);--section-gap:5rem;--card-radius:12px;--border-glow:0 0 12px rgba(0,245,255,0.2)}

/* ===== TYPOGRAPHY ===== */
h1,h2,h3,h4,h5,h6{font-family:var(--font-headline);font-weight:900;line-height:1.15;color:var(--color-text)}
h1{font-size:2.5rem;letter-spacing:-0.02em}
h2{font-size:2rem;letter-spacing:-0.01em}
h3{font-size:1.5rem}
h4{font-size:1.25rem}
p,li{font-family:var(--font-body);font-weight:400;color:var(--color-text-muted)}
.data-num{font-family:var(--font-headline);font-weight:900;font-size:1.75rem;color:var(--color-primary);line-height:1}

/* ===== CONTAINER ===== */
.container{max-width:var(--max-width);margin:0 auto;padding:0 1.5rem}
@media(min-width:1024px){.container{padding:0 2rem}}

/* ===== SKIP LINK ===== */
.skip-link{position:fixed;top:-100%;left:1rem;z-index:10000;padding:0.75rem 1.5rem;background:#00F5FF;color:#1A1A2E;font-weight:700;border-radius:0 0 8px 8px;transition:top 0.25s ease}
.skip-link:focus{top:0}

/* ===== SITE HEADER ===== */
.site-header{position:sticky;top:0;z-index:999;background:rgba(26,26,46,0.96);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid rgba(0,245,255,0.08);box-shadow:0 2px 24px rgba(0,0,0,0.4)}
.header-top{display:flex;align-items:center;justify-content:space-between;height:var(--header-top-h);padding:0 1.5rem;border-bottom:1px solid rgba(0,245,255,0.06)}
.brand{display:flex;align-items:center;gap:1rem}
.brand-logo{font-family:var(--font-headline);font-weight:900;font-size:1.25rem;color:#00F5FF;letter-spacing:0.02em;text-shadow:0 0 20px rgba(0,245,255,0.3)}
.brand-tagline{display:none;font-family:var(--font-body);font-size:0.8rem;color:var(--color-text-muted);letter-spacing:0.04em}
@media(min-width:768px){.brand-tagline{display:inline-block}}
.nav-toggle{display:flex;flex-direction:column;justify-content:center;align-items:center;width:40px;height:40px;gap:5px;border-radius:8px;transition:background 0.2s}
.nav-toggle:hover{background:rgba(0,245,255,0.08)}
.nav-toggle-line{display:block;width:24px;height:2px;background:#00F5FF;border-radius:2px;transition:transform 0.3s ease,opacity 0.3s ease}
.nav-toggle[aria-expanded="true"] .nav-toggle-line:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] .nav-toggle-line:nth-child(2){opacity:0}
.nav-toggle[aria-expanded="true"] .nav-toggle-line:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
@media(min-width:769px){.nav-toggle{display:none}}

.header-bottom{height:auto;min-height:0;overflow:hidden;transition:max-height 0.4s ease,opacity 0.3s ease;max-height:0;opacity:0}
@media(min-width:769px){.header-bottom{max-height:none!important;opacity:1!important;overflow:visible;height:var(--header-bottom-h);border-top:1px solid rgba(255,255,255,0.04)}}

.main-nav{display:flex;flex-direction:column;padding:0.5rem 1.5rem 1.25rem;gap:0.75rem;background:rgba(22,33,62,0.5);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px)}
@media(min-width:769px){.main-nav{flex-direction:row;align-items:center;justify-content:space-between;padding:0 1.5rem;background:transparent;backdrop-filter:none;-webkit-backdrop-filter:none;height:100%}}

.nav-list{display:flex;flex-direction:column;gap:0.25rem}
@media(min-width:769px){.nav-list{flex-direction:row;align-items:center;gap:0.125rem}}
.nav-link{display:block;padding:0.6rem 1rem;font-family:var(--font-body);font-weight:500;font-size:0.95rem;color:var(--color-text-muted);border-radius:8px;transition:color 0.2s,background 0.2s,box-shadow 0.2s;position:relative}
.nav-link::after{content:'';position:absolute;bottom:4px;left:50%;width:0;height:2px;background:#00F5FF;border-radius:2px;transition:width 0.25s ease,left 0.25s ease;box-shadow:0 0 8px rgba(0,245,255,0.5)}
.nav-link:hover,.nav-link:focus-visible{color:#00F5FF;background:rgba(0,245,255,0.06)}
.nav-link:hover::after,.nav-link:focus-visible::after{width:60%;left:20%}
.nav-link[aria-current="page"]{color:#00F5FF;background:rgba(0,245,255,0.08);box-shadow:inset 0 0 0 1px rgba(0,245,255,0.15)}
.nav-link[aria-current="page"]::after{width:60%;left:20%;background:#FF6B00;box-shadow:0 0 12px rgba(255,107,0,0.5)}
@media(min-width:769px){.nav-link{padding:0.5rem 1.25rem;font-size:0.9rem}}

.header-cta{display:inline-flex;align-items:center;justify-content:center;padding:0.65rem 1.75rem;font-family:var(--font-headline);font-weight:700;font-size:0.9rem;color:#1A1A2E;background:#00F5FF;border-radius:8px;transition:background 0.25s,box-shadow 0.25s,transform 0.2s;box-shadow:0 0 20px rgba(0,245,255,0.15);text-align:center;align-self:flex-start}
.header-cta:hover,.header-cta:focus-visible{background:#FF6B00;box-shadow:0 0 30px rgba(255,107,0,0.3);transform:translateY(-1px);color:#FFFFFF}
@media(min-width:769px){.header-cta{align-self:center}}

/* ===== HEADER MOBILE OPEN STATE ===== */
[data-nav][data-open]{max-height:600px;opacity:1}
@media(min-width:769px){[data-nav][data-open]{max-height:none;opacity:1}}

/* ===== SITE FOOTER ===== */
.site-footer{background:rgba(12,12,30,0.98);border-top:1px solid rgba(0,245,255,0.06);position:relative;overflow:hidden}
.site-footer::before{content:'';position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,transparent,#00F5FF,transparent);opacity:0.3}
.footer-content{display:grid;grid-template-columns:1fr;gap:2.5rem;padding:3rem 1.5rem 2rem;max-width:var(--max-width);margin:0 auto}
@media(min-width:640px){.footer-content{grid-template-columns:1fr 1fr;gap:3rem}}
@media(min-width:1024px){.footer-content{grid-template-columns:2fr 1fr 1.5fr;gap:4rem;padding:4rem 2rem 2.5rem}}

.footer-brand{display:flex;flex-direction:column;gap:1rem}
.footer-logo{font-family:var(--font-headline);font-weight:900;font-size:1.5rem;color:#00F5FF;text-shadow:0 0 20px rgba(0,245,255,0.2);letter-spacing:0.02em}
.footer-desc{font-size:0.9rem;color:var(--color-text-muted);max-width:36ch;line-height:1.7}

.footer-links,.footer-contact{display:flex;flex-direction:column;gap:0.625rem}
.footer-links-title,.footer-contact-title{font-family:var(--font-headline);font-weight:700;font-size:1rem;color:#FFFFFF;letter-spacing:0.04em;margin-bottom:0.25rem;position:relative;padding-left:0.75rem}
.footer-links-title::before,.footer-contact-title::before{content:'';position:absolute;left:0;top:0.25rem;bottom:0.25rem;width:3px;background:linear-gradient(180deg,#00F5FF,#FF6B00);border-radius:3px}

.footer-link{font-size:0.9rem;color:var(--color-text-muted);padding:0.25rem 0;transition:color 0.2s,transform 0.2s;display:inline-block}
.footer-link:hover,.footer-link:focus-visible{color:#00F5FF;transform:translateX(4px)}

.footer-contact-item{font-size:0.875rem;color:var(--color-text-muted);line-height:1.6}
.footer-email{color:var(--color-primary);transition:color 0.2s}
.footer-email:hover{color:#FF6B00}

.footer-bottom{border-top:1px solid rgba(255,255,255,0.05);padding:1.25rem 1.5rem;text-align:center}
.footer-copyright{font-size:0.8rem;color:rgba(176,176,176,0.6);letter-spacing:0.03em}
.footer-copyright span{color:var(--color-primary)}

/* ===== BUTTONS ===== */
.btn{display:inline-flex;align-items:center;justify-content:center;padding:0.7rem 1.75rem;font-family:var(--font-body);font-weight:600;font-size:0.95rem;border-radius:8px;transition:background 0.25s,box-shadow 0.25s,transform 0.2s,color 0.25s;text-align:center;gap:0.5rem}
.btn-primary{background:#00F5FF;color:#1A1A2E;box-shadow:0 0 20px rgba(0,245,255,0.2)}
.btn-primary:hover,.btn-primary:focus-visible{background:#FF6B00;color:#FFFFFF;box-shadow:0 0 30px rgba(255,107,0,0.3);transform:translateY(-2px)}
.btn-outline{border:1.5px solid rgba(0,245,255,0.4);color:#00F5FF;background:transparent}
.btn-outline:hover,.btn-outline:focus-visible{border-color:#FF6B00;color:#FF6B00;box-shadow:0 0 20px rgba(255,107,0,0.15);transform:translateY(-2px)}

/* ===== BREADCRUMB ===== */
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:0.5rem;padding:1rem 0;font-size:0.85rem;color:var(--color-text-muted)}
.breadcrumb-item{display:inline-flex;align-items:center;gap:0.5rem}
.breadcrumb-item:not(:last-child)::after{content:'/';color:rgba(176,176,176,0.3)}
.breadcrumb-link{color:var(--color-primary);transition:color 0.2s}
.breadcrumb-link:hover{color:#FF6B00}
.breadcrumb-current{color:var(--color-text-muted);font-weight:500}

/* ===== SECTION ===== */
.section{padding:var(--section-gap) 0;position:relative}
.section+.section{border-top:1px solid rgba(0,245,255,0.04)}
.section-dark{background:rgba(22,33,62,0.3)}
.section-glow::before{content:'';position:absolute;top:-80px;left:50%;transform:translateX(-50%);width:60%;height:160px;background:radial-gradient(ellipse,var(--color-glow),transparent 70%);pointer-events:none}

/* ===== CARD ===== */
.card{background:var(--color-surface);border-radius:var(--card-radius);padding:1.75rem;border:1px solid rgba(0,245,255,0.06);transition:transform 0.3s ease,box-shadow 0.3s ease,border-color 0.3s ease;box-shadow:0 4px 24px rgba(0,0,0,0.2)}
.card:hover,.card:focus-within{transform:translateY(-4px);border-color:rgba(0,245,255,0.2);box-shadow:0 8px 40px rgba(0,0,0,0.3),0 0 24px rgba(0,245,255,0.06)}
.card-title{font-family:var(--font-headline);font-weight:700;font-size:1.15rem;color:#FFFFFF;margin-bottom:0.5rem}
.card-text{font-size:0.9rem;color:var(--color-text-muted);line-height:1.7}
.card-data{font-family:var(--font-headline);font-weight:900;font-size:2rem;color:var(--color-primary);line-height:1;margin-bottom:0.25rem}

/* ===== DATA DISPLAY ===== */
.data-display{background:rgba(22,33,62,0.5);border-radius:var(--card-radius);padding:1.5rem;border:1px solid rgba(0,245,255,0.06);position:relative;overflow:hidden}
.data-display::after{content:'';position:absolute;top:0;left:0;right:0;height:2px;background:linear-gradient(90deg,transparent,#00F5FF,transparent);opacity:0.3}
.data-display-label{font-size:0.75rem;text-transform:uppercase;letter-spacing:0.1em;color:var(--color-text-muted);margin-bottom:0.5rem;font-weight:600}
.data-display-value{font-family:var(--font-headline);font-weight:900;font-size:2.25rem;color:var(--color-primary);line-height:1;text-shadow:0 0 20px rgba(0,245,255,0.15)}

/* ===== EXHIBIT LABEL ===== */
.exhibit-label{display:inline-flex;align-items:center;gap:0.75rem;font-family:var(--font-headline);font-weight:700;font-size:0.85rem;text-transform:uppercase;letter-spacing:0.12em;color:var(--color-primary);padding-left:1rem;position:relative;margin-bottom:1rem}
.exhibit-label::before{content:'';position:absolute;left:0;top:0;bottom:0;width:3px;background:linear-gradient(180deg,#00F5FF,#FF6B00);border-radius:3px;box-shadow:0 0 8px rgba(0,245,255,0.3)}
.exhibit-label-orange{color:#FF6B00}
.exhibit-label-orange::before{background:linear-gradient(180deg,#FF6B00,#FFA500)}

/* ===== PROGRESS BAR ===== */
[data-progress-bar]{position:fixed;top:0;left:0;z-index:10001;height:3px;background:linear-gradient(90deg,#00F5FF,#FF6B00,#00F5FF);background-size:200% 100%;width:0%;transition:width 0.1s linear;box-shadow:0 0 16px rgba(0,245,255,0.4),0 0 32px rgba(255,107,0,0.2);pointer-events:none}
@media(prefers-reduced-motion:reduce){[data-progress-bar]{display:none}}

/* ===== IMAGE CONTAINER (placeholder) ===== */
.img-container{position:relative;overflow:hidden;border-radius:var(--card-radius);background:rgba(22,33,62,0.6);aspect-ratio:16/9;display:flex;align-items:center;justify-content:center;color:rgba(176,176,176,0.3);font-size:0.85rem;border:1px solid rgba(0,245,255,0.04)}
.img-container img{width:100%;height:100%;object-fit:cover}
.img-container-square{aspect-ratio:1/1}
.img-container-wide{aspect-ratio:21/9}

/* ===== GRID ===== */
.grid{display:grid;gap:1.5rem}
.grid-2{grid-template-columns:1fr}
.grid-3{grid-template-columns:1fr}
.grid-4{grid-template-columns:1fr}
@media(min-width:640px){.grid-2{grid-template-columns:1fr 1fr}.grid-3{grid-template-columns:1fr 1fr}.grid-4{grid-template-columns:1fr 1fr}}
@media(min-width:1024px){.grid-3{grid-template-columns:1fr 1fr 1fr}.grid-4{grid-template-columns:1fr 1fr 1fr 1fr}}
.grid-gap-lg{gap:2.5rem}
.grid-gap-sm{gap:1rem}

/* ===== FLEX HELPERS ===== */
.flex{display:flex}
.flex-col{flex-direction:column}
.items-center{align-items:center}
.justify-between{justify-content:space-between}
.justify-center{justify-content:center}
.gap-sm{gap:0.75rem}
.gap-md{gap:1.5rem}
.gap-lg{gap:2.5rem}

/* ===== SPACING ===== */
.mt-sm{margin-top:1rem}
.mt-md{margin-top:2rem}
.mt-lg{margin-top:3rem}
.mb-sm{margin-bottom:1rem}
.mb-md{margin-bottom:2rem}
.mb-lg{margin-bottom:3rem}
.py-section{padding-top:var(--section-gap);padding-bottom:var(--section-gap)}
.text-center{text-align:center}
.text-primary{color:var(--color-primary)}
.text-secondary{color:var(--color-secondary)}
.text-muted{color:var(--color-text-muted)}

/* ===== RESPONSIVE BREAKPOINT HELPERS ===== */
@media(max-width:768px){.hide-mobile{display:none!important}}
@media(min-width:769px){.hide-desktop{display:none!important}}

/* ===== REDUCED MOTION ===== */
@media(prefers-reduced-motion:reduce){*,*::before,*::after{animation-duration:0.01ms!important;animation-iteration-count:1!important;transition-duration:0.01ms!important;scroll-behavior:auto!important}.nav-link::after{display:none}.card:hover{transform:none!important;box-shadow:0 4px 24px rgba(0,0,0,0.2)!important}.header-cta:hover{transform:none!important}[data-nav]{max-height:none!important;opacity:1!important;overflow:visible!important}.site-footer::before{opacity:0.1}.data-display::after{opacity:0.1}}

/* ===== PRINT ===== */
@media print{.site-header,.site-footer,.nav-toggle,[data-progress-bar]{display:none!important}.section{padding:1.5rem 0;break-inside:avoid}body{background:#fff;color:#000}.card{box-shadow:none;border:1px solid #ddd}}