:root {
    
    --bf-color-bg: #050505;
    --bf-color-text-main: #e0e0e0;
    --bf-color-text-dim: #b5b5b5;
    --bf-color-white: #ffffff;
    --bf-color-border: #222222;
    --bf-color-border-dim: rgba(255, 255, 255, 0.1);
    --bf-color-overlay: rgba(5, 5, 5, 0.95);
    
    --bf-gap-0-5: 0.125rem; 
    --bf-gap-1: 0.25rem;   
    --bf-gap-2: 0.5rem;    
    --bf-gap-3: 0.75rem;   
    --bf-gap-4: 1rem;      
    --bf-gap-6: 1.5rem;    
    --bf-gap-8: 2rem;      
    --bf-gap-12: 3rem;     
    --bf-gap-16: 4rem;     
    --bf-gap-24: 6rem;     
    --bf-gap-32: 8rem;     
    --bf-gap-40: 10rem;    

    --bf-font-formal: "Times New Roman", Times, serif;
    --bf-font-technical: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;

    --bf-type-xs: clamp(0.7rem, 0.5vw + 0.6rem, 0.75rem);
    --bf-type-sm: clamp(0.8rem, 0.5vw + 0.7rem, 0.875rem);
    --bf-type-base: clamp(0.875rem, 0.5vw + 0.8rem, 1rem); 
    --bf-type-md: clamp(1rem, 0.5vw + 0.9rem, 1.1rem);  
    --bf-type-lg: clamp(1.1rem, 1vw + 1rem, 1.25rem);   
    --bf-type-xl: clamp(1.8rem, 2vw + 1rem, 2.8rem);     

    --bf-track-tight: 0.02em;
    --bf-track-base: 0.05em;
    --bf-track-wide: 0.1em;
    --bf-track-wider: 0.15em;
    --bf-track-mega: 0.25em;

    --bf-layout-max-width: 900px;
    --bf-layout-logo-size: 60px;
    
    --bf-anim-fast: 0.2s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    --bf-anim-base: 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    --bf-anim-slow: 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    --bf-anim-breath: 6s ease-in-out infinite;

    --bf-layer-base: 1;
    --bf-layer-header: 100;
    --bf-layer-overlay: 999;
    --bf-layer-modal: 1000;
}

*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

html {
    font-size: 100%;
    scroll-behavior: smooth;
}

body {
    background-color: var(--bf-color-bg);
    color: var(--bf-color-text-main);
    font-family: var(--bf-font-technical);
    font-size: var(--bf-type-base);
    line-height: 1.8;
    letter-spacing: var(--bf-track-tight);
    min-height: 100vh;
    
    min-height: 100dvh;
    display: flex;
    flex-direction: column;
    align-items: center;
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-weight: 400;
    text-transform: uppercase;
    color: var(--bf-color-text-main);
}

a {
    color: inherit;
    text-decoration: none;
    transition: color var(--bf-anim-fast);
}

.bf-s-layout-boundary {
    width: 100%;
    max-width: var(--bf-layout-max-width);
    padding: var(--bf-gap-24) var(--bf-gap-6);
    display: flex;
    flex-direction: column;
    gap: var(--bf-gap-32); 
}

.bf-s-header {
    width: 100%;
    border-bottom: 1px solid var(--bf-color-border);
    padding-bottom: var(--bf-gap-12);
}

.bf-s-grid-header {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--bf-gap-2);
}

.bf-s-main {
    display: flex;
    flex-direction: column;
    gap: var(--bf-gap-16);
    width: 100%;
}

.bf-s-section {
    width: 100%;
    display: flex;
    flex-direction: column;
    gap: var(--bf-gap-12);
}

.bf-s-border-top {
    border-top: 1px solid var(--bf-color-border);
    padding-top: var(--bf-gap-16);
}

.bf-s-footer {
    width: 100%;
    border-top: 1px solid var(--bf-color-border);
    padding-top: var(--bf-gap-16);
    padding-bottom: var(--bf-gap-8);
    display: flex;
    flex-direction: column;
    gap: var(--bf-gap-8);
    text-align: center;
    font-size: var(--bf-type-sm);
    color: var(--bf-color-text-dim);
}

.bf-c-registration-info {
    position: relative;
    
    margin-top: var(--bf-gap-8); 
    padding-top: var(--bf-gap-8);
}

.bf-s-history-section {
    display: none; 
}

.bf-c-logo-wrapper {
    width: var(--bf-layout-logo-size);
    height: var(--bf-layout-logo-size);
    display: flex;
    justify-content: center;
    align-items: center;
}

.bf-c-logo-icon {
    width: 100%;
    height: auto;
    display: block;
    
    will-change: transform, opacity;
}

.bf-c-monitor {
    display: flex;
    flex-direction: column;
    align-items: center;
    font-family: var(--bf-font-technical);
}

.bf-c-monitor-label {
    font-size: var(--bf-type-xs);
    letter-spacing: var(--bf-track-mega);
    color: var(--bf-color-text-dim);
    margin-bottom: var(--bf-gap-1);
}

.bf-c-monitor-digits {
    font-family: var(--bf-font-technical);
    font-size: var(--bf-type-md);
    letter-spacing: var(--bf-track-wide);
    color: var(--bf-color-text-main);
    font-variant-numeric: tabular-nums;
    display: flex;
    justify-content: center;
}

.bf-c-monitor-digit {
    display: inline-block;
    position: relative;
}

.bf-c-monitor-digit.cycling {
    animation: blakframe-digit-cycle var(--bf-anim-fast) ease-out;
    color: var(--bf-color-white);
}

.bf-c-hero {
    text-align: center;
    padding: var(--bf-gap-4) 0;
}

.bf-c-hero h1 {
    font-family: var(--bf-font-formal);
    font-size: var(--bf-type-xl);
    letter-spacing: var(--bf-track-wider);
    margin-bottom: var(--bf-gap-8);
    line-height: 1.1;
}

.bf-c-hero h2 {
    font-family: var(--bf-font-formal);
    font-size: var(--bf-type-md);
    letter-spacing: var(--bf-track-wide);
    color: var(--bf-color-text-dim);
}

.bf-c-text-center {
    text-align: center;
}

.bf-c-text-left {
    text-align: left;
}

.bf-c-prose {
    max-width: 65ch;
    margin: 0 auto;
    font-size: var(--bf-type-md);
    color: var(--bf-color-text-dim);
}

.bf-c-prose-sm {
    font-size: var(--bf-type-sm);
    color: var(--bf-color-text-dim);
    max-width: 60ch;
}

.bf-c-card-director {
    display: grid;
    grid-template-columns: 200px 1fr;
    gap: var(--bf-gap-12);
    align-items: center;
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--bf-color-border);
    padding: var(--bf-gap-12);
}

.bf-c-portrait-wrapper {
    width: 100%;
    line-height: 0;
    border: 1px solid var(--bf-color-border);
}

.bf-c-portrait {
    width: 100%;
    height: auto;
    display: block;
    mix-blend-mode: luminosity;
    filter: contrast(1.1);
}

.bf-c-director-info {
    display: flex;
    flex-direction: column;
    gap: var(--bf-gap-4);
    text-align: left;
}

.bf-c-director-info h3 {
    font-family: var(--bf-font-formal);
    font-size: var(--bf-type-lg);
    letter-spacing: var(--bf-track-wide);
}

.bf-c-role {
    font-size: var(--bf-type-xs);
    text-transform: uppercase;
    letter-spacing: var(--bf-track-mega);
    color: var(--bf-color-text-dim);
    margin-bottom: var(--bf-gap-4);
}

.bf-c-qa-list {
    display: flex;
    flex-direction: column;
    gap: var(--bf-gap-12);
    align-items: center;
}

.bf-c-qa-item {
    max-width: 60ch;
    text-align: center;
    display: flex;
    flex-direction: column;
    gap: var(--bf-gap-2);
}

.bf-c-question {
    font-size: var(--bf-type-md);
    letter-spacing: var(--bf-track-wide);
    color: var(--bf-color-text-main);
    font-family: var(--bf-font-formal);
}

.bf-c-answer {
    font-size: var(--bf-type-md);
    color: var(--bf-color-text-dim);
}

.bf-c-qa-expanded {
    
    display: flex;
    flex-direction: column;
    gap: var(--bf-gap-12);
    align-items: center;
    
}

.bf-c-qa-expanded[hidden] {
    display: none;
}

.bf-c-qa-toggle-wrapper {
    margin-top: var(--bf-gap-12);
    text-align: center;
}

.bf-c-disclaimer {
    font-size: var(--bf-type-xs);
    color: var(--bf-color-text-dim);
    margin-top: var(--bf-gap-4);
}

.bf-c-history-narrative {
    font-size: var(--bf-type-sm);
    color: var(--bf-color-text-dim);
    max-width: 60ch;
    margin: 0 auto;
}

.bf-c-history-frame {
    width: 100%;
    padding: var(--bf-gap-4);
}

.bf-c-data-index-wrapper {
    width: 100%;
    margin-top: var(--bf-gap-8);
}

.bf-c-index-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: var(--bf-gap-8);
    border-top: 1px solid var(--bf-color-border-dim);
    padding-top: var(--bf-gap-8);
}

.bf-c-index-group {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--bf-gap-4);
}

.bf-c-label {
    font-size: var(--bf-type-xs);
    letter-spacing: var(--bf-track-mega);
    color: var(--bf-color-text-dim);
    text-transform: uppercase;
}

.bf-c-list-links, .bf-c-list-legal {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: var(--bf-gap-2);
}

.bf-c-list-links a {
    transition: color var(--bf-anim-fast), text-shadow var(--bf-anim-fast);
}
.bf-c-list-links a:hover {
    color: var(--bf-color-white);
    text-shadow: 0 0 5px rgba(255, 255, 255, 0.3);
}

.bf-c-public-links {
    margin-top: var(--bf-gap-2);
    font-size: var(--bf-type-xs);
    letter-spacing: var(--bf-track-wide);
}

.bf-c-public-links a {
    transition: color var(--bf-anim-fast), text-shadow var(--bf-anim-fast);
}
.bf-c-public-links a:hover {
    color: var(--bf-color-white);
    text-shadow: 0 0 8px rgba(255, 255, 255, 0.4);
}

.bf-c-legal-link {
    margin-top: var(--bf-gap-4);
}

.bf-c-copyright {
    font-size: var(--bf-type-xs);
    color: var(--bf-color-text-dim);
}

.bf-c-overlay-container {
    position: fixed;
    inset: 0;
    background-color: var(--bf-color-bg);
    z-index: var(--bf-layer-overlay);
    display: flex;
    justify-content: center;
    align-items: center;
    pointer-events: none;
    
    opacity: 0;
    transition: opacity var(--bf-anim-slow);
    will-change: opacity;
}

.bf-c-overlay-container.active {
    opacity: 1;
    pointer-events: all;
}

.bf-c-overlay-content {
    text-align: center;
}

.bf-c-overlay-text {
    font-size: var(--bf-type-xs);
    letter-spacing: var(--bf-track-mega);
    color: var(--bf-color-text-dim);
    margin-bottom: var(--bf-gap-4);
}

.bf-c-overlay-date {
    font-family: var(--bf-font-technical);
    font-size: var(--bf-type-lg);
    color: var(--bf-color-white);
    letter-spacing: var(--bf-track-wide);
}

.image-viewer-overlay {
    position: fixed;
    inset: 0;
    z-index: var(--bf-layer-modal);
    background: rgba(0, 0, 0, 0.9);
    display: flex;
    justify-content: center;
    align-items: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--bf-anim-base);
}
.image-viewer-overlay.active {
    opacity: 1;
    pointer-events: all;
}
.image-viewer-content {
    max-width: 90vw;
    max-height: 90vh;
    border: 1px solid var(--bf-color-border);
}
.image-viewer-close {
    position: absolute;
    top: var(--bf-gap-6);
    right: var(--bf-gap-6);
    color: var(--bf-color-white);
    font-size: var(--bf-type-xl);
    cursor: pointer;
}

.bf-k-link-logo:hover .bf-c-logo-icon {
    opacity: 0.8;
}

.bf-k-link-subtle {
    border-bottom: 1px solid transparent;
    transition: border-color var(--bf-anim-fast);
}

.bf-k-link-subtle:hover {
    color: var(--bf-color-white);
    border-color: var(--bf-color-white);
}

.bf-k-toggle-btn {
    background: none;
    border: none;
    color: var(--bf-color-text-dim);
    font-family: var(--bf-font-technical);
    font-size: var(--bf-type-xs);
    letter-spacing: var(--bf-track-mega);
    cursor: pointer;
    padding: var(--bf-gap-4);
    transition: color var(--bf-anim-fast);
}

.bf-k-toggle-btn:hover {
    color: var(--bf-color-white);
    text-shadow: 0 0 8px rgba(255, 255, 255, 0.4);
}

a {
    transition: color var(--bf-anim-fast), text-shadow var(--bf-anim-fast);
}

a:hover {
    color: var(--bf-color-white);
    text-shadow: 0 0 8px rgba(255, 255, 255, 0.4);
}

.bf-c-text-center {
    text-align: center;
}

.bf-c-text-left {
    text-align: left;
}

.bf-k-link-contact {
    border-bottom: 1px solid var(--bf-color-border-dim);
    transition: border-color var(--bf-anim-fast), color var(--bf-anim-fast);
}

.bf-k-link-contact:hover {
    color: var(--bf-color-white);
    border-color: var(--bf-color-white);
    text-shadow: 0 0 8px rgba(255, 255, 255, 0.4);
}

.bf-k-history-link {
    font-size: var(--bf-type-sm);
    color: var(--bf-color-text-dim);
}
.bf-k-history-link:hover {
    color: var(--bf-color-white);
}

@keyframes bf-breath {
    0% { transform: scale(1); opacity: 1; }
    50% { transform: scale(1.02); opacity: 0.8; }
    100% { transform: scale(1); opacity: 1; }
}

.bf-a-breath {
    animation: bf-breath var(--bf-anim-breath);
    will-change: transform, opacity;
}

@keyframes bf-glitch {
    0% { transform: translate(0); }
    20% { transform: translate(-2px, 2px); }
    40% { transform: translate(-2px, -2px); }
    60% { transform: translate(2px, 2px); }
    80% { transform: translate(2px, -2px); }
    100% { transform: translate(0); }
}

.bf-a-glitch:hover {
    animation: bf-glitch 0.2s cubic-bezier(0.25, 0.46, 0.45, 0.94) both infinite;
}

@media (max-width: 768px) {
    .bf-s-layout-boundary {
        padding: var(--bf-gap-12) var(--bf-gap-4);
        
        overflow-x: hidden; 
    }

    .bf-c-card-director {
        grid-template-columns: 1fr;
        text-align: center;
        gap: var(--bf-gap-8);
    }
    
    .bf-c-director-info {
        text-align: center;
        align-items: center;
    }
    
    .bf-c-portrait-wrapper {
        max-width: 200px;
        margin: 0 auto;
    }

    .bf-c-index-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .bf-c-index-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .bf-a-breath, 
    .bf-a-glitch, 
    .bf-c-card-director, 
    .bf-k-link-subtle:hover {
        animation: none !important;
        transition: none !important;
    }
}

.bf-survival .bf-a-breath,
.bf-survival .bf-a-glitch,
.bf-survival .bf-c-card-director,
.bf-survival .bf-k-link-subtle:hover {
    animation: none !important;
    transition: none !important;
}