@import url('https://fonts.googleapis.com/css2?family=Jost:wght@400;700&display=swap');

:root {
    --bg: #000000;
    --bg-rgb: 0, 0, 0;
    --text: #ffffff;
    --text-rgb: 255, 255, 255;
    --support-strong: #111111;
    --support-muted: #333333;
    
    --spacing: 1rem; 
    --universal-padding: 1rem;
    --site-gutter: var(--spacing);
    --type-gap: var(--spacing);

    --fs-name: 2rem; 
    --fs-h1: var(--fs-name);
    --fs-h2: 1.5rem;
    --fs-h3: 1.25rem;
    --fs-body: 1rem;
    
    --overlay-height: calc(var(--fs-name) + (2 * var(--universal-padding))); 
    
    --header-height: calc(var(--overlay-height) + (2 * var(--spacing)));

    --lh-header: 1.1;
    --lh-body: 1.5;
    --br-ui: 12px;
}

@media (prefers-color-scheme: light) {
    :root {
        --bg: #ffffff;
        --bg-rgb: 255, 255, 255;
        --text: #000000;
        --text-rgb: 0, 0, 0;
        --support-strong: #eeeeee;
        --support-muted: #cccccc;
    }
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    -webkit-tap-highlight-color: transparent;
    /* Absolute No-Animation Policy */
    transition: none !important;
    animation: none !important;
}

html {
    height: 100%;
    overflow-y: scroll;
    scrollbar-gutter: stable;
    background-color: var(--bg);
    color-scheme: light dark;
}

body {
    min-height: 100%;
    background-color: var(--bg);
    color: var(--text);
    font-family: 'Jost', sans-serif;
    line-height: var(--lh-body);
    overflow-x: hidden;
    padding-top: var(--header-height); 
}

body.page-open {
    overflow-x: hidden;
}

/* Typography System */
h1, h2, h3 {
    line-height: var(--lh-header);
    font-weight: 700;
    letter-spacing: -0.02em;
    margin-bottom: var(--type-gap);
}

h1 { font-size: var(--fs-h1); }
h2 { font-size: var(--fs-h2); }
h3 { font-size: var(--fs-h3); }

p, .body, ul, ol {
    font-size: var(--fs-body);
    font-weight: 400;
    line-height: var(--lh-body);
    margin-bottom: var(--type-gap);
}

ul, ol {
    padding-left: 1.5rem;
}

ul {
    list-style-type: disc;
}

ul ul {
    list-style-type: circle;
}

li {
    margin-bottom: 0.5rem;
}

li:last-child {
    margin-bottom: 0;
}

/* Inline Formatting */
strong { font-weight: 700; }
em { font-style: italic; }
del { text-decoration: line-through; }
ins { text-decoration: underline; text-underline-offset: 4px; }

/* Inline & Text Links */
.block-text a {
    color: inherit;
    text-decoration: underline;
    text-underline-offset: 3px;
    text-decoration-thickness: 1px;
    display: inline-flex;
    align-items: baseline;
    gap: 0.3em;
}

.external-icon {
    width: 0.85em;
    height: 0.85em;
    stroke: currentColor;
    stroke-width: 2.5;
    flex-shrink: 0;
    position: relative;
    top: 0.05em; /* Optical alignment */
}

/* Code Blocks */
code {
    font-family: 'Courier New', Courier, monospace;
    font-size: 0.9em;
    background-color: rgba(var(--text-rgb), 0.1);
    padding: 0.2em 0.4em;
    border-radius: 4px;
}

pre {
    background-color: rgba(var(--text-rgb), 0.05);
    padding: var(--universal-padding);
    margin-bottom: var(--type-gap);
    overflow-x: auto;
    border-radius: var(--br-ui);
}

pre code {
    background-color: transparent;
    padding: 0;
}

.header-system {
    position: fixed;
    top: var(--site-gutter);
    left: 0;
    right: 0;
    z-index: 2000;
    display: flex;
    justify-content: space-between;
    padding: 0 var(--spacing);
    pointer-events: none;
}

.header-system * {
    pointer-events: auto;
}

#site-name {
    /* High-Intensity Balanced Blur */
    height: var(--overlay-height);
    display: inline-flex;
    align-items: center;
    padding: 0 var(--universal-padding);
    background-color: transparent;
    backdrop-filter: blur(60px) saturate(250%) brightness(1.05);
    -webkit-backdrop-filter: blur(60px) saturate(250%) brightness(1.05);
    color: var(--text);
    text-decoration: none;
    font-size: var(--fs-name);
    font-weight: 700;
    border-radius: var(--br-ui);
    border: none;
    outline: none;
    text-transform: uppercase;
    letter-spacing: 0.02em;
}

#contact-overlay {
    width: var(--overlay-height);
    padding: 0;
    background-color: var(--text);
    color: var(--bg);
    border-radius: var(--br-ui);
    border: none;
    outline: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    height: var(--overlay-height);
    padding: 0 var(--universal-padding);
    background-color: var(--text); /* Solid High-Contrast */
    color: var(--bg);
    font-size: var(--fs-name);
    font-weight: 700;
    text-decoration: none;
    border-radius: var(--br-ui);
    cursor: pointer;
    border: none;
}

.btn svg {
    width: auto;
    height: 1.1em;
    display: block;
    stroke: currentColor !important; /* Force color inheritance */
    stroke-width: 2.5; /* Uniform premium weight */
}

/* Base Link Reset */
a {
    color: inherit;
    text-decoration: none;
}

/* Core Components */
#grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0;
    width: 100%;
    background-color: var(--bg);
    -webkit-user-select: none;
    user-select: none;
    -webkit-touch-callout: none;
}

.item {
    width: 100%;
    aspect-ratio: 1 / 1;
    background-color: transparent;
    border-radius: 0;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
}

.item.loading {
    background-color: var(--support-strong);
}

.item img, .item .thumb-video {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    opacity: 1;
}

.item.loading img, 
.item.loading .thumb-video {
    opacity: 0;
}

.item .thumb-video {
    pointer-events: none; /* Non-interactable in grid */
}

.item model-viewer {
    width: 100%;
    height: 100%;
    --poster-color: transparent;
    outline: none;
    display: block;
    pointer-events: none; /* Non-interactable in grid */
}

model-viewer::part(default-progress-bar) {
    display: none;
}

.placeholder-404 {
    width: 100%;
    height: 100%;
    background-color: var(--support-strong);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--support-muted);
    font-size: 2rem;
    font-weight: 700;
    letter-spacing: 0.1em;
}

.placeholder-title {
    width: 100%;
    height: 100%;
    background-color: var(--support-strong);
    color: var(--support-muted);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing);
    text-align: center;
    font-size: clamp(1rem, 2vw, 2rem);
    font-weight: 700;
    line-height: var(--lh-header);
    overflow-wrap: anywhere;
    text-transform: uppercase;
}

#page {
    display: none;
    width: 100%;
    min-height: 100vh;
    background-color: var(--bg);
}

#page > * {
    cursor: auto;
}

.page-back-layer {
    position: fixed;
    inset: 0;
    z-index: 900;
    cursor: pointer;
}

.page-content {
    position: relative;
    z-index: 1000;
    width: 100%;
    max-width: 800px;
    min-height: 100vh;
    margin: 0 auto;
    cursor: auto;
    background: var(--bg);
}

/* Page Blocks */
/* Page Media Blocks */
.block-media {
    width: 100%;
    margin-bottom: var(--spacing);
    padding: 0 var(--spacing);
}

.block-media img, 
.block-media video, 
.block-media model-viewer,
.block-media iframe {
    display: block;
}

.block-media img, 
.block-media video, 
.block-media model-viewer,
.block-media iframe,
.block-media .placeholder-404 {
    width: 100%;
    height: auto;
    border-radius: var(--br-ui);
    overflow: hidden;
    border: none;
}

.block-media model-viewer,
.block-media iframe,
.block-media .placeholder-404 {
    aspect-ratio: 16 / 9; /* Standard for video/model embeds */
}

.model-container {
    position: relative;
    width: 100%;
    aspect-ratio: 4 / 3;
    background: var(--bg);
    border-radius: var(--br-ui);
    overflow: hidden;
}

.model-container:fullscreen {
    aspect-ratio: auto;
    border-radius: 0;
}

.btn-mini {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 2.5rem;
    height: 2.5rem;
    background-color: var(--text);
    color: var(--bg);
    border-radius: var(--br-ui);
    cursor: pointer;
    border: none;
    padding: 0;
}

.btn-mini svg {
    width: 1.2rem;
    height: 1.2rem;
    stroke: currentColor;
    stroke-width: 3; /* Increased for visual parity at smaller scale */
}

.fullscreen-btn {
    position: absolute;
    bottom: var(--spacing);
    right: var(--spacing);
    z-index: 10;
}

.model-container:fullscreen .fullscreen-btn {
    bottom: var(--spacing);
    right: var(--spacing);
}

.block-text {
    width: 100%;
    padding: 0 var(--spacing);
    margin-bottom: var(--spacing);
}

.block-spec {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 var(--spacing);
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing);
    margin-bottom: var(--spacing);
}

.block-split {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 var(--spacing);
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing);
    margin-bottom: var(--spacing);
}

.block-split img, 
.block-split video,
.block-split iframe {
    width: 100%;
    height: auto;
    display: block;
    border-radius: var(--br-ui);
    overflow: hidden;
}

@media (max-width: 600px) {
    .block-split {
        grid-template-columns: 1fr;
    }
}






.link-line {
    cursor: pointer;
    text-decoration: underline;
    text-underline-offset: 4px;
    text-decoration-thickness: 1px;
    color: inherit;
    display: inline-block;
}



/* Responsive constraints: 2 to 5 columns */
@media (min-width: 600px) {
    #grid { grid-template-columns: repeat(3, 1fr); }
}

@media (min-width: 900px) {
    #grid { grid-template-columns: repeat(4, 1fr); }
}

@media (min-width: 1400px) {
    #grid { grid-template-columns: repeat(5, 1fr); }
}