@import url('https://fonts.cdnfonts.com/css/product-sans');
@import url('https://googleapis.com');

* {
    font-family: 'Product Sans', sans-serif !important;
}

p, span, li, a {
    line-height: 1.6;
    letter-spacing: 0.02em;
}

input, textarea, button, select {
    font-family: 'Product Sans', sans-serif !important;
}

/* 
   StudioEarth Option 2 Stylesheet (Refined Edition)
   Signature Visual Concept: Earth Materials of the Future
   Typography: Apple SF Pro Display Inspired High-Contrast black text
   */

:root {
    /* CSS Design Tokens */
    --bg: #F8F8F9;
    --surface: rgba(255, 255, 255, 0.48);
    --surface-strong: rgba(255, 255, 255, 0.78);
    --mist: #E9EAEC;
    --silver: #D7D9DC;
    --mid-silver: #A8ADB3;
    --graphite: #41454A;
    --deep-graphite: #24272A;
    --space-black: #0B0C0E;
    --carbon: #151719;
    --ink: #151719;
    
    /* Text Color Tokens (All text high-contrast black/ink) */
    --color-text: #151719;
    --color-text-secondary: #151719;
    --color-text-muted: #151719;
    --color-metadata: #41454A;
    
    /* Dark Theme Variants */
    --dark-primary-text: #F4F4F5;
    --dark-secondary-text: #B6BAC0;

    /* Borders & Lines */
    --line: rgba(21, 23, 25, 0.12);
    --glass-edge-bright: rgba(255, 255, 255, 0.62);
    --glass-edge-strong: rgba(255, 255, 255, 0.88);
    --glass-edge-dark: rgba(255, 255, 255, 0.12);

    /* Shape Radii */
    --radius-lg: 32px;
    --radius-md: 24px;
    --radius-sm: 12px;

    /* Elevation Shadows */
    --shadow-1: 
        0 1px 2px rgba(15, 23, 42, 0.05),
        0 8px 32px rgba(31, 38, 55, 0.08),
        inset 0 1px 0 rgba(255, 255, 255, 0.8);
    --shadow-2: 
        0 2px 4px rgba(15, 23, 42, 0.05),
        0 24px 70px rgba(31, 38, 55, 0.11),
        inset 0 1px 0 rgba(255, 255, 255, 0.9);

    /* System Typography Stacks */
    --font-sans: 'Outfit', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;

    /* Transition & Easing */
    --ease: cubic-bezier(.2, .8, .2, 1);
    --duration-btn: 360ms;
    --duration-hover: 420ms;
}

/* Base resets & document settings */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
    background-color: var(--bg);
    color: var(--color-text);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-sans);
    line-height: 1.55;
    overflow-x: hidden;
    min-height: 100vh;
}

body.loading {
    opacity: 0;
}

body {
    opacity: 1;
    transition: opacity 600ms var(--ease);
}

/* Material Grain Overlay */
.material-grain {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: 9999;
    pointer-events: none;
    opacity: 0.18;
    mix-blend-mode: soft-light;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 250 250' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.8' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
}

/* Background Atmosphere Layer */
.bg-atmosphere {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: -2;
    pointer-events: none;
    overflow: hidden;
    background:
        radial-gradient(70rem 52rem at 96% 3%, rgba(255, 255, 255, .98), transparent 60%),
        radial-gradient(60rem 46rem at -8% 18%, rgba(167, 176, 186, .18), transparent 64%),
        radial-gradient(54rem 44rem at 88% 53%, rgba(132, 144, 156, .11), transparent 68%),
        radial-gradient(56rem 42rem at 8% 82%, rgba(255, 255, 255, .82), transparent 68%),
        linear-gradient(180deg, #FBFCFD 0%, #F4F6F8 34%, #EDF1F4 67%, #F8FAFB 100%);
}

/* Ambient Material Objects (Layer 2) */
.titanium-disc {
    position: absolute;
    top: 20%;
    left: -100px;
    width: min(38vw, 560px);
    height: min(38vw, 560px);
    border-radius: 50%;
    opacity: 0.20;
    background: radial-gradient(circle at 30% 30%, #FFFFFF, #D7D9DC 50%, #8F99A4 100%);
    box-shadow: 0 40px 100px rgba(0, 0, 0, 0.05);
    z-index: -1;
}

.mercury-ribbon {
    position: absolute;
    top: 46%;
    right: -100px;
    width: min(52vw, 780px);
    height: 210px;
    opacity: 0.16;
    background: linear-gradient(135deg, transparent, rgba(215, 217, 220, 0.8) 40%, rgba(168, 173, 179, 0.9) 60%, transparent);
    transform: rotate(-16deg);
    border-radius: 9999px;
    filter: blur(18px);
    z-index: -1;
}

.frosted-quartz {
    position: absolute;
    top: 74%;
    left: 5%;
    width: 240px;
    height: 520px;
    opacity: 0.13;
    background: rgba(255, 255, 255, 0.5);
    border: 1px solid rgba(255, 255, 255, 0.4);
    box-shadow: var(--shadow-2);
    border-radius: 90px 36px 110px 44px;
    transform: rotate(18deg);
    backdrop-filter: blur(10px);
    z-index: -1;
}

@media (max-width: 980px) {
    .frosted-quartz {
        display: none;
    }
}

/* Glass Tokens (Layer 4) */
.glass-card {
    background: var(--surface);
    backdrop-filter: blur(22px) saturate(185%);
    -webkit-backdrop-filter: blur(22px) saturate(185%);
    border: 1px solid var(--glass-edge-bright);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-1);
    transition: transform var(--duration-hover) var(--ease), box-shadow var(--duration-hover) var(--ease);
}

.glass-card:hover {
    transform: translateY(-2px) scale(1.002);
    box-shadow: var(--shadow-2);
}

.glass-card-strong {
    background: var(--surface-strong);
    border: 1px solid var(--glass-edge-strong);
}

/* Dark Graphite Sections / Rhythm */
.section-graphite {
    background-color: var(--deep-graphite);
    color: var(--dark-primary-text);
}

.section-graphite p {
    color: var(--dark-secondary-text);
}

.section-graphite .section-heading {
    color: var(--dark-primary-text);
}

/* Carbon Contact Section */
.section-carbon {
    background-color: var(--carbon);
    color: var(--dark-primary-text);
}

.section-carbon p {
    color: var(--dark-secondary-text);
}

/* Section Shell & Structural Alignment */
.section-shell {
    width: min(calc(100% - 48px), 1320px);
    margin-inline: auto;
    padding-top: clamp(100px, 12vh, 180px);
    padding-bottom: clamp(100px, 12vh, 180px);
}

@media (max-width: 640px) {
    .section-shell {
        padding-top: 80px;
        padding-bottom: 80px;
        width: min(calc(100% - 32px), 1320px);
    }
}

/* Section specific lighting blooms */
#philosophy {
    background: radial-gradient(circle at 10% 50%, rgba(255,255,255,0.7) 0%, transparent 60%);
}

#capabilities {
    background: radial-gradient(circle at 90% 50%, rgba(215,217,220,0.4) 0%, transparent 60%);
}

#work {
    background: radial-gradient(circle at 20% 70%, rgba(248,248,249,0.9) 0%, transparent 60%);
}

#principles {
    background: radial-gradient(circle at 80% 90%, rgba(143,153,164,0.15) 0%, transparent 60%);
}

/* Floating Navigation */
.nav-bar {
    position: absolute;
    top: 24px;
    left: 50%;
    transform: translateX(-50%);
    width: min(calc(100% - 48px), 1080px);
    height: 64px;
    border-radius: 22px;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.48);
    backdrop-filter: blur(22px) saturate(185%);
    -webkit-backdrop-filter: blur(22px) saturate(185%);
    border: 1px solid var(--glass-edge-bright);
    box-shadow: var(--shadow-1);
    transition: all var(--duration-hover) var(--ease);
}

.nav-container {
    height: 100%;
    padding: 0 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-logo {
    font-size: 20px;
    font-weight: 600;
    color: var(--color-text);
    text-decoration: none;
    letter-spacing: -0.02em;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 32px;
}

.nav-links {
    display: flex;
    gap: 24px;
}

.nav-link {
    font-size: 15px;
    font-weight: 500;
    color: var(--color-text);
    text-decoration: none;
    transition: opacity 200ms ease;
    opacity: 0.85;
}

.nav-link:hover {
    opacity: 1;
}

.nav-cta-btn {
    font-size: 14px;
    font-weight: 600;
    background: var(--ink);
    color: #fff;
    padding: 10px 20px;
    border-radius: 12px;
    text-decoration: none;
    transition: opacity 250ms var(--ease), transform 250ms var(--ease);
}

.nav-cta-btn:hover {
    opacity: 0.9;
    transform: translateY(-1px);
}

/* Mobile Menu Toggle Button */
.menu-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    width: 32px;
    height: 32px;
    position: relative;
}

.menu-icon {
    display: block;
    width: 20px;
    height: 2px;
    background: var(--ink);
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    transition: background 200ms ease;
}

.menu-icon::before, .menu-icon::after {
    content: '';
    display: block;
    width: 20px;
    height: 2px;
    background: var(--ink);
    position: absolute;
    left: 0;
    transition: transform 200ms ease;
}

.menu-icon::before { top: -6px; }
.menu-icon::after { top: 6px; }

/* Mobile Menu Expand States */
.nav-bar.active .menu-icon {
    background: transparent;
}
.nav-bar.active .menu-icon::before {
    transform: translateY(6px) rotate(45deg);
}
.nav-bar.active .menu-icon::after {
    transform: translateY(-6px) rotate(-45deg);
}

@media (max-width: 640px) {
    .menu-toggle {
        display: block;
    }
    
    .nav-menu {
        display: none;
        flex-direction: column;
        position: absolute;
        top: 76px;
        left: 0;
        width: 100%;
        background: rgba(255, 255, 255, 0.95);
        backdrop-filter: blur(20px);
        border: 1px solid var(--line);
        border-radius: var(--radius-md);
        padding: 24px;
        box-shadow: var(--shadow-2);
        gap: 20px;
    }

    .nav-bar.active .nav-menu {
        display: flex;
    }

    .nav-links {
        flex-direction: column;
        gap: 16px;
        align-items: center;
    }
}

/* Typography Rules */
.section-number {
    font-size: 16px;
    font-weight: 600;
    letter-spacing: 0.1em;
    color: var(--color-metadata);
    display: block;
    margin-bottom: 16px;
    text-transform: uppercase;
}

.section-heading {
    font-size: clamp(32px, 4.5vw, 56px);
    font-weight: 600;
    line-height: 1.1;
    letter-spacing: -0.03em;
    color: var(--color-text);
    margin-bottom: 24px;
}

h1, h2, h3, h4 {
    font-family: var(--font-sans);
    letter-spacing: -0.03em;
}

p {
    font-size: 17px;
    color: var(--color-text-secondary);
    margin-bottom: 16px;
}

/* Hero Section */
.hero-section {
    min-height: 100svh;
    display: flex;
    align-items: center;
    position: relative;
}

.hero-layout {
    display: grid;
    grid-template-columns: 1.15fr 0.85fr;
    gap: 64px;
    align-items: center;
}

@media (max-width: 980px) {
    .hero-layout {
        grid-template-columns: 1fr;
        gap: 48px;
        text-align: center;
    }
}

.hero-brand {
    font-size: 16px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--color-metadata);
    display: block;
    margin-bottom: 16px;
}

.hero-title {
    font-size: clamp(3.2rem, 8vw, 8rem);
    line-height: 0.87;
    letter-spacing: -0.05em;
    font-weight: 600;
    margin-bottom: 32px;
}

@media (max-width: 640px) {
    .hero-title {
        font-size: clamp(3rem, 15vw, 5.5rem);
    }
}

/* Metallic text gradient */
.metallic-text {
    background: linear-gradient(105deg, #24272A 0%, #41454A 24%, #A8ADB3 46%, #41454A 68%, #151719 100%);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    display: inline-block;
}

.hero-subtitle {
    font-size: clamp(19px, 1.4vw, 24px);
    line-height: 1.4;
    color: var(--color-text-secondary);
    max-width: 620px;
    margin-bottom: 32px;
}

@media (max-width: 980px) {
    .hero-subtitle {
        margin-inline: auto;
    }
}

.hero-lead {
    font-weight: 600;
    color: var(--color-text);
}

/* Replaced italic serif typography with clean small headings */
.hero-question {
    font-size: clamp(16px, 1.4vw, 20px);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-text);
    margin-bottom: 24px;
}

.hero-sublead {
    font-weight: 600;
    color: var(--color-text);
}

.hero-tagline {
    font-size: 15px;
    letter-spacing: 0.05em;
    color: var(--color-metadata);
    margin-bottom: 32px;
}

.hero-actions {
    display: flex;
    gap: 16px;
}

@media (max-width: 980px) {
    .hero-actions {
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .hero-actions {
        flex-direction: column;
    }
}

/* WebGL Reactive Orb Layout & Interactivity Styles */
.hero-visual-wrapper {
    width: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
}

.orb-visual-container {
    position: relative;
    width: 100%;
    aspect-ratio: 0.95;
    min-height: 580px;
    border-radius: 40px 16px 64px 20px;
    background: #f7f8fa;
    overflow: hidden;
    isolation: isolate;
    border: 1px solid rgba(21, 23, 25, 0.08);
    box-shadow: 0 16px 48px rgba(21, 23, 25, 0.04);
}

studioearth-orb {
    position: absolute;
    z-index: 0;
    inset: -8%;
    display: block;
    pointer-events: auto;
}

.orb-copy {
    position: absolute;
    z-index: 2;
    top: 50%;
    left: 0;
    transform: translateY(-50%);
    width: 100%;
    padding: 0 40px;
    pointer-events: none;
    text-align: center;
}

.orb-copy h2 {
    margin: 0;
    color: #0b0c0e;
    font-size: clamp(44px, 5vw, 78px);
    font-weight: 600;
    letter-spacing: -0.06em;
    line-height: 0.85;
    text-transform: none;
}

.orb-copy p {
    max-width: 440px;
    margin: 20px auto 0;
    color: #24272a;
    font-size: clamp(14px, 1.2vw, 17px);
    line-height: 1.45;
}

.orb-instruction {
    position: absolute;
    z-index: 2;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    color: #686d73;
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    margin: 0;
    white-space: nowrap;
    opacity: 0.8;
}

@media (max-width: 980px) {
    .orb-visual-container {
        min-height: 480px;
        aspect-ratio: 1.2;
    }
}

/* Hero visual & Phone Mockup positioning */
.hero-visual-wrapper {
    display: flex;
    justify-content: center;
    align-items: center;
}

.scroll-cue {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    opacity: 0.6;
}

.scroll-text {
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    font-weight: 600;
    color: var(--color-metadata);
}

.scroll-arrow {
    font-size: 14px;
    animation: bounce 2s infinite;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% { transform: translateY(0); }
    40% { transform: translateY(-6px); }
    60% { transform: translateY(-3px); }
}

/* Editorial Grid layouts */
.editorial-grid {
    display: grid;
    grid-template-columns: 0.9fr 1.1fr;
    gap: 64px;
}

@media (max-width: 768px) {
    .editorial-grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }
}

/* Removed all italic styling from copy rules */
.philosophy-lead {
    font-size: 20px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-text);
    margin-bottom: 24px;
}

.philosophy-copy p {
    font-size: 18px;
    margin-bottom: 20px;
}

.philosophy-highlight {
    font-size: 18px;
    font-weight: 600;
    color: var(--color-text);
    border-left: 2px solid var(--mid-silver);
    padding-left: 20px;
    margin-top: 32px;
}

/* Manifesto Section (Graphite style) */
.manifesto-card {
    padding: 80px 48px;
    text-align: center;
    max-width: 960px;
    margin: 0 auto;
    background: rgba(30, 30, 40, 0.65);
    border: 1px solid var(--glass-edge-dark);
}

.manifesto-intro {
    font-size: 14px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--dark-secondary-text);
    display: block;
    margin-bottom: 24px;
}

.manifesto-question {
    font-size: clamp(24px, 3vw, 40px);
    font-weight: 600;
    line-height: 1.25;
    color: #FFFFFF;
}

/* Capabilities tiled grid styling */
.capabilities-grid-tiles {
    margin-top: 48px;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
    align-items: stretch;
}

@media (max-width: 980px) {
    .capabilities-grid-tiles {
        grid-template-columns: 1fr;
        gap: 24px;
    }
}

.capability-tile {
    padding: 40px 32px;
    display: flex;
    flex-direction: column;
    height: 100%;
}

.tile-light {
    background: var(--surface);
    border: 1px solid var(--glass-edge-bright);
}

.tile-medium {
    background: rgba(233, 234, 236, 0.55);
    border: 1px solid rgba(215, 217, 220, 0.7);
}

.tile-dark {
    background: var(--space-black);
    color: var(--dark-primary-text);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-2);
    transition: transform var(--duration-hover) var(--ease), box-shadow var(--duration-hover) var(--ease);
}

.tile-dark:hover {
    transform: translateY(-2px) scale(1.002);
    box-shadow: var(--shadow-2);
}

.tile-dark .capability-tag {
    color: var(--dark-secondary-text);
}

.tile-dark .capability-name {
    color: var(--dark-primary-text);
}

.tile-dark .capability-lead {
    color: var(--dark-primary-text);
}

.tile-dark .capability-desc {
    color: var(--dark-secondary-text);
}

.tile-dark .capability-bullets li {
    color: var(--dark-secondary-text);
}

.capability-tag {
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-metadata);
    display: block;
    margin-bottom: 12px;
}

.capability-name {
    font-size: 26px;
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: 16px;
}

.capability-lead {
    font-size: 16px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-text);
    margin-bottom: 12px;
}

.capability-desc {
    font-size: 16px;
    margin-bottom: 16px;
}

.capability-extra {
    font-size: 15px;
    margin-top: auto;
    border-top: 1px solid var(--line);
    padding-top: 16px;
}

.capability-details h4 {
    font-size: 14px;
    font-weight: 600;
    color: var(--color-text-secondary);
    margin-bottom: 16px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.capability-bullets {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.capability-bullets li {
    font-size: 16px;
    color: var(--color-text-secondary);
    padding-left: 16px;
    position: relative;
}

.capability-bullets li::before {
    content: '—';
    position: absolute;
    left: 0;
    color: var(--mid-silver);
}

/* Selected Work Section (Horizontal Apple-style Carousel) */
.work-header-row {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    margin-bottom: 24px;
    width: 100%;
}

.work-header-left {
    display: flex;
    flex-direction: column;
}

.carousel-controls {
    display: flex;
    gap: 12px;
    margin-bottom: 8px;
}

.carousel-btn {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    border: 1px solid var(--line);
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    color: var(--ink);
    font-size: 18px;
    font-weight: 500;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 250ms var(--ease);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
}

.carousel-btn:hover {
    background: var(--ink);
    color: #FFFFFF;
    border-color: var(--ink);
    box-shadow: 0 4px 12px rgba(21, 23, 25, 0.15);
}

.work-grid-container {
    width: 100%;
    margin-top: 40px;
}

.work-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
    padding: 12px 0;
}

.work-tile {
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-edge-bright);
    border-radius: 20px;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transition: transform var(--duration-hover) var(--ease), box-shadow var(--duration-hover) var(--ease), border-color var(--duration-hover) var(--ease);
    box-shadow: var(--shadow-1);
}

.work-tile:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-2);
    border-color: rgba(21, 23, 25, 0.25);
}

.work-tile-image-container {
    width: 100%;
    height: 200px;
    overflow: hidden;
    border-bottom: 1px solid var(--line);
    background: #f0f2f5;
}

.work-tile-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center top;
    transition: transform var(--duration-hover) var(--ease);
}

.work-tile-image.crop-left {
    object-position: left top;
}

.work-tile:hover .work-tile-image {
    transform: scale(1.04);
}

.work-tile-content {
    padding: 32px 28px;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

.work-tile-index {
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.1em;
    color: var(--color-metadata);
    margin-bottom: 10px;
    text-transform: uppercase;
    display: block;
}

.work-tile-title {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 14px;
    color: var(--ink);
    line-height: 1.25;
}

.work-tile-description {
    font-size: 14px;
    line-height: 1.6;
    color: var(--color-metadata);
}

.work-tile.collapsed {
    display: none !important;
}

.work-cta-container {
    display: flex;
    justify-content: center;
    margin-top: 48px;
    width: 100%;
}

@media (max-width: 1024px) {
    .work-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 24px;
    }
}

@media (max-width: 768px) {
    .work-grid {
        grid-template-columns: 1fr;
        gap: 24px;
    }
}

@media (max-width: 480px) {
    .carousel-tile {
        flex: 0 0 calc(100vw - 48px);
        width: calc(100vw - 48px);
        padding: 32px 24px;
        min-height: 380px;
    }
}

.carousel-tile:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-2);
    border-color: rgba(21, 23, 25, 0.12);
}

.tile-index {
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.1em;
    color: var(--color-metadata);
    margin-bottom: 24px;
    display: block;
}

.tile-title {
    font-size: 24px;
    font-weight: 600;
    color: var(--ink);
    margin-bottom: 16px;
    letter-spacing: -0.02em;
    line-height: 1.25;
}

.tile-description {
    font-size: 15px;
    color: var(--color-text-secondary);
    line-height: 1.6;
    margin-bottom: 0;
}

/* Approach Section Tiles (Spaceblack Glassy) */
.approach-grid-tiles {
    margin-top: 48px;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    align-items: stretch;
}

@media (max-width: 980px) {
    .approach-grid-tiles {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 640px) {
    .approach-grid-tiles {
        grid-template-columns: 1fr;
    }
}

.approach-tile {
    background: var(--space-black);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-lg);
    padding: 40px 32px;
    display: flex;
    flex-direction: column;
    height: 100%;
    transition: transform var(--duration-hover) var(--ease), box-shadow var(--duration-hover) var(--ease), border-color var(--duration-hover) var(--ease);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.4);
}

.approach-tile:hover {
    transform: translateY(-4px) scale(1.002);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.6);
}

.tile-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 24px;
    width: 100%;
}

.tile-icon-container {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: 14px;
    box-shadow: inset 0 1px 1px rgba(255, 255, 255, 0.05);
}

.tile-svg {
    width: 42px;
    height: 42px;
    display: block;
    transition: transform var(--duration-hover) var(--ease);
}

.approach-tile:hover .tile-svg {
    transform: scale(1.1);
}

.approach-tile .step-num {
    font-size: 36px;
    font-weight: 600;
    display: block;
}

.approach-tile .step-title {
    font-size: 22px;
    font-weight: 600;
    color: #FFFFFF;
    margin-bottom: 8px;
}

.approach-tile .step-desc {
    font-size: 15px;
    color: var(--dark-secondary-text);
    line-height: 1.5;
}

/* Sapphire Blue Tile accents */
.tile-sapphire .step-num {
    color: #38BDF8;
    text-shadow: 0 0 15px rgba(56, 189, 248, 0.25);
}
.tile-sapphire:hover {
    border-color: rgba(56, 189, 248, 0.35);
}

/* Ruby Red Tile accents */
.tile-ruby .step-num {
    color: #F43F5E;
    text-shadow: 0 0 15px rgba(244, 63, 94, 0.25);
}
.tile-ruby:hover {
    border-color: rgba(244, 63, 94, 0.35);
}

/* Orange Tile accents */
.tile-orange .step-num {
    color: #FB923C;
    text-shadow: 0 0 15px rgba(251, 146, 60, 0.25);
}
.tile-orange:hover {
    border-color: rgba(251, 146, 60, 0.35);
}

/* Amethyst Purple Tile accents */
.tile-amethyst .step-num {
    color: #C084FC;
    text-shadow: 0 0 15px rgba(192, 132, 252, 0.25);
}
.tile-amethyst:hover {
    border-color: rgba(192, 132, 252, 0.35);
}

/* Principles Section (Editorial layouts) */
.principles-rhythm {
    display: flex;
    flex-direction: column;
    gap: 16px;
    margin-top: 32px;
}

.rhythm-item {
    font-size: 26px;
    font-weight: 600;
    color: var(--ink);
    margin-bottom: 0;
}

.rhythm-item.highlight {
    font-size: 26px;
    font-weight: 700;
    color: var(--ink);
    margin-top: 8px;
}

.principles-copy p {
    font-size: 20px;
    font-weight: 600;
    line-height: 1.6;
    margin-bottom: 48px;
    color: var(--ink);
}

.supporting-principles {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
}

/* Centered Article Layout */
.article-layout-centered {
    margin-top: 48px;
    display: flex;
    justify-content: center;
    width: 100%;
}

.article-content-centered {
    max-width: 860px;
    width: 100%;
}

.article-pullquote-centered {
    display: flex;
    flex-direction: column;
    gap: 8px;
    border-left: 4px solid var(--ink);
    padding-left: 32px;
    margin: 48px 0;
}

.article-pullquote-centered .quote-line {
    font-size: 26px;
    font-weight: 600;
    color: var(--color-metadata);
    line-height: 1.35;
}

.article-pullquote-centered .quote-line.highlight {
    color: var(--ink);
    font-weight: 700;
}

.article-body-p {
    font-size: 19px;
    font-weight: 500;
    line-height: 1.65;
    color: var(--ink);
    margin-bottom: 48px;
}

.article-principles-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 28px;
    margin-top: 48px;
}

@media (max-width: 768px) {
    .article-principles-grid {
        grid-template-columns: 1fr;
    }
}

.article-principle-card {
    padding: 36px 32px;
    border-radius: 20px;
    background: rgba(255, 255, 255, 0.45);
    border: 1px solid var(--glass-edge-bright);
    transition: transform var(--duration-hover) var(--ease), box-shadow var(--duration-hover) var(--ease);
}

.article-principle-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-1);
}

.principle-title-bold {
    font-size: 20px;
    font-weight: 700;
    color: var(--ink);
    margin-bottom: 12px;
    letter-spacing: -0.015em;
}

.principle-desc-bold {
    font-size: 15px;
    font-weight: 600;
    color: var(--color-text-secondary);
    line-height: 1.6;
    margin-bottom: 0;
}

/* Who We Work With section */
.who-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    border-top: 1px solid var(--line);
    padding-top: 64px;
}

@media (max-width: 768px) {
    .who-layout {
        grid-template-columns: 1fr;
        gap: 32px;
    }
}

.who-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 16px;
    margin-bottom: 32px;
}

.who-list li {
    font-size: 20px;
    font-weight: 600;
    color: var(--ink);
    padding-left: 24px;
    position: relative;
    letter-spacing: -0.01em;
}

.who-list li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--mid-silver);
}

.who-footer-note {
    border-top: 1px solid var(--line);
    padding-top: 24px;
}

.who-footer-note p {
    font-size: 16px;
    font-weight: 700;
    color: var(--ink);
}

/* Contact Section (Carbon style) */
.contact-card {
    padding: 80px 64px;
    max-width: 900px;
    margin: 0 auto;
    background: rgba(30, 30, 40, 0.65);
    border: 1px solid var(--glass-edge-dark);
}

@media (max-width: 640px) {
    .contact-card {
        padding: 48px 24px;
    }
}

.contact-prompt {
    font-size: 14px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--dark-secondary-text);
    display: block;
    margin-bottom: 16px;
}

.contact-title {
    font-size: clamp(32px, 4vw, 48px);
    font-weight: 600;
    color: #FFFFFF;
    margin-bottom: 24px;
}

.contact-body {
    font-size: 18px;
    margin-bottom: 24px;
}

.contact-info {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 12px;
}

.contact-info a {
    color: #FFFFFF;
    text-decoration: none;
    border-bottom: 1px solid rgba(255, 255, 255, 0.3);
    transition: border-color 200ms ease;
}

.contact-info a:hover {
    border-color: #FFFFFF;
}

.contact-meta {
    font-size: 14px;
    color: var(--dark-secondary-text);
    margin-bottom: 48px;
}

/* Floating labels contact form */
.contact-form {
    display: flex;
    flex-direction: column;
    gap: 32px;
}

.form-group {
    position: relative;
    width: 100%;
}

.form-group input, .form-group textarea {
    width: 100%;
    padding: 16px 0;
    border: none;
    border-bottom: 1px solid rgba(255, 255, 255, 0.25);
    background: transparent;
    font-family: var(--font-sans);
    font-size: 16px;
    color: #FFFFFF;
    outline: none;
    transition: border-color var(--duration-btn) ease;
}

.form-group textarea {
    resize: vertical;
}

.form-group input:focus, .form-group textarea:focus {
    border-color: #FFFFFF;
}

.form-group label {
    position: absolute;
    left: 0;
    top: 16px;
    font-size: 16px;
    color: var(--dark-secondary-text);
    pointer-events: none;
    transition: all var(--duration-btn) var(--ease);
}

.form-group input:focus ~ label,
.form-group input:not(:placeholder-shown) ~ label,
.form-group textarea:focus ~ label,
.form-group textarea:not(:placeholder-shown) ~ label {
    top: -12px;
    font-size: 12px;
    color: #FFFFFF;
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

.btn-submit {
    font-family: var(--font-sans);
    font-size: 15px;
    font-weight: 600;
    color: var(--carbon);
    background-color: #FFFFFF;
    padding: 16px 36px;
    border-radius: 12px;
    border: none;
    cursor: pointer;
    transition: transform var(--duration-btn) var(--ease), box-shadow var(--duration-btn) var(--ease);
}

.btn-submit:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
}

.form-success-message {
    display: none;
    margin-top: 32px;
    padding: 20px;
    border-radius: var(--radius-sm);
    background: rgba(255, 255, 255, 0.1);
    color: #FFFFFF;
    text-align: center;
    border: 1px solid rgba(255,255,255,0.15);
}

/* Footer Section */
.footer-section {
    background-color: var(--bg);
    border-top: 1px solid var(--line);
}

.footer-top {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    padding: 80px 0;
}

@media (max-width: 640px) {
    .footer-top {
        grid-template-columns: 1fr;
        gap: 40px;
        padding: 48px 0;
    }
}

.footer-brand {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.footer-logo {
    font-size: 24px;
    font-weight: 600;
    color: var(--color-text);
    text-decoration: none;
    letter-spacing: -0.02em;
}

.footer-meta {
    font-size: 15px;
    color: var(--color-text-secondary);
}

.footer-tagline {
    font-size: 13px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-metadata);
}

.footer-nav {
    display: flex;
    justify-content: flex-end;
    gap: 80px;
}

@media (max-width: 640px) {
    .footer-nav {
        justify-content: flex-start;
        gap: 48px;
    }
}

.footer-links, .footer-social {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-links a, .footer-social a {
    font-size: 15px;
    color: var(--color-text-secondary);
    text-decoration: none;
    transition: opacity 200ms ease;
    opacity: 0.85;
}

.footer-links a:hover, .footer-social a:hover {
    opacity: 1;
}

.footer-bottom {
    border-top: 1px solid var(--line);
    padding: 32px 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.footer-copy {
    font-size: 13px;
    color: var(--color-metadata);
}

/* Button & Link Component Layouts */
.btn-primary, .btn-secondary {
    display: inline-block;
    font-size: 15px;
    font-weight: 600;
    padding: 16px 28px;
    border-radius: 12px;
    text-decoration: none;
    text-align: center;
    transition: transform var(--duration-btn) var(--ease), box-shadow var(--duration-btn) var(--ease), background var(--duration-btn) var(--ease);
}

.btn-primary {
    color: #FFFFFF;
    background-color: var(--ink);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.12);
}

.btn-secondary {
    color: var(--color-text);
    background-color: rgba(0, 0, 0, 0.04);
}

.btn-secondary:hover {
    background-color: rgba(0, 0, 0, 0.08);
    transform: translateY(-2px);
}

/* Interactive Device / Mobile Phone Screen Styling (P. 16-18) */
.phone-frame {
    position: relative;
    width: 300px;
    height: 610px;
    background: linear-gradient(145deg, #4F565E, #111419 54%, #68717B);
    padding: 8px;
    border-radius: 54px;
    box-shadow: 
        0 38px 90px rgba(24, 31, 40, 0.30),
        inset 0 1px 1px rgba(255, 255, 255, 0.38);
    overflow: hidden;
}

.phone-speaker {
    position: absolute;
    top: 15px;
    left: 50%;
    transform: translateX(-50%);
    width: 44px;
    height: 4px;
    background: #24272A;
    border-radius: 2px;
    z-index: 20;
}

.phone-camera {
    position: absolute;
    top: 12px;
    left: calc(50% + 32px);
    width: 8px;
    height: 8px;
    background: #111419;
    border-radius: 50%;
    z-index: 20;
}

.phone-screen {
    width: 100%;
    height: 100%;
    border-radius: 46px;
    background: 
        radial-gradient(circle at 100% 0%, rgba(255, 255, 255, 0.7), transparent 50%),
        linear-gradient(180deg, #F7FAFB 0%, #E9EEF2 100%);
    overflow: hidden;
    position: relative;
    display: flex;
    flex-direction: column;
}

.phone-highlight-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    background: linear-gradient(135deg, rgba(255,255,255,0.15) 0%, rgba(255,255,255,0) 50%);
    z-index: 15;
}

/* Phone Screen App contents */
.app-header {
    padding: 12px 16px;
    background: rgba(255, 255, 255, 0.5);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(21, 23, 25, 0.06);
}

.app-status-bar {
    display: flex;
    justify-content: space-between;
    font-size: 10px;
    font-weight: 600;
    margin-bottom: 8px;
}

.app-nav-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.app-profile {
    display: flex;
    align-items: center;
    gap: 8px;
}

.app-avatar {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: var(--ink);
    color: #fff;
    font-size: 10px;
    font-weight: 600;
    display: flex;
    align-items: center;
    justify-content: center;
}

.app-user-meta {
    display: flex;
    flex-direction: column;
}

.app-portal-label {
    font-size: 7px;
    letter-spacing: 0.05em;
    color: var(--color-metadata);
}

.app-user-name {
    font-size: 11px;
    font-weight: 600;
}

.sync-pill {
    display: flex;
    align-items: center;
    gap: 4px;
    font-size: 8px;
    font-weight: 600;
    background: rgba(255, 255, 255, 0.8);
    border: 1px solid var(--line);
    padding: 2px 6px;
    border-radius: 9999px;
}

.sync-dot {
    width: 5px;
    height: 5px;
    border-radius: 50%;
    background: var(--graphite);
}

.app-body {
    flex: 1;
    overflow-y: auto;
    padding: 12px;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.app-body::-webkit-scrollbar {
    display: none;
}

.app-route-card {
    background: #FFFFFF;
    border: 1px solid var(--line);
    border-radius: 18px;
    padding: 10px;
    box-shadow: 0 4px 12px rgba(15, 23, 42, 0.02);
}

.route-header {
    display: flex;
    justify-content: space-between;
    margin-bottom: 8px;
}

.route-card-title {
    font-size: 10px;
    font-weight: 600;
    color: var(--color-text);
}

.route-pill {
    font-size: 7px;
    font-weight: 700;
    background: var(--ink);
    color: #fff;
    padding: 1px 5px;
    border-radius: 4px;
    text-transform: uppercase;
}

.app-map-preview {
    width: 100%;
    height: 54px;
    border-radius: 12px;
    background: #F4F6F8;
    position: relative;
    overflow: hidden;
    margin-bottom: 8px;
}

.map-svg {
    width: 100%;
    height: 100%;
}

.map-tag {
    position: absolute;
    bottom: 4px;
    right: 6px;
    font-size: 7px;
    font-weight: 600;
    color: var(--color-metadata);
}

.route-metadata {
    display: flex;
    gap: 6px;
    font-size: 9px;
    color: var(--color-text-secondary);
}

.app-section-title {
    display: flex;
    justify-content: space-between;
    font-size: 9px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-metadata);
    margin-bottom: 2px;
}

.count-badge {
    background: var(--ink);
    color: #fff;
    font-size: 7px;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.app-tasks {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.app-task-card {
    background: #FFFFFF;
    border: 1px solid var(--line);
    border-radius: 12px;
    padding: 8px 10px;
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    transition: background 150ms ease;
}

.app-task-card:hover {
    background: var(--bg);
}

.task-icon {
    font-size: 14px;
}

.task-info {
    flex: 1;
    display: flex;
    flex-direction: column;
}

.task-title {
    font-size: 10px;
    font-weight: 600;
    color: var(--color-text);
}

.task-meta {
    font-size: 8px;
    color: var(--color-metadata);
}

.task-chevron {
    font-size: 12px;
    color: var(--mid-silver);
}

.app-actions-row {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 8px;
}

.app-action-btn {
    background: #FFFFFF;
    border: 1px solid var(--line);
    border-radius: 12px;
    padding: 8px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    cursor: pointer;
    transition: background 200ms ease;
}

.app-action-btn:hover {
    background: var(--bg);
}

.action-icon {
    font-size: 14px;
}

.action-label {
    font-size: 8px;
    font-weight: 600;
    color: var(--color-text);
}

.app-bottom-nav {
    padding: 8px 0;
    background: rgba(255, 255, 255, 0.48);
    backdrop-filter: blur(22px) saturate(185%);
    -webkit-backdrop-filter: blur(22px) saturate(185%);
    border-top: 1px solid rgba(21, 23, 25, 0.06);
    display: grid;
    grid-template-columns: repeat(4, 1fr);
}

.app-tab {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-decoration: none;
    color: var(--color-metadata);
    gap: 2px;
}

.app-tab.active {
    color: var(--ink);
}

.tab-icon {
    font-size: 12px;
}

.tab-label {
    font-size: 8px;
    font-weight: 600;
}

/* Accessibility Focus States */
:focus-visible {
    outline: 2px solid var(--color-text);
    outline-offset: 4px;
}

.skip-link {
    position: absolute;
    top: -100px;
    left: 24px;
    background: var(--ink);
    color: #FFFFFF;
    padding: 12px 24px;
    z-index: 2000;
    border-radius: 12px;
    transition: top 300ms ease;
}

.skip-link:focus {
    top: 24px;
}

/* Reveal on scroll animations */
.reveal-on-scroll {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 800ms var(--ease), transform 800ms var(--ease);
}

.reveal-on-scroll.active {
    opacity: 1;
    transform: translateY(0);
}

/* Hero Material Image Styling */
.hero-material-image-container {
    max-width: 667px;
    width: 100%;
    aspect-ratio: 1.45;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.hero-material-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    mix-blend-mode: normal;
    border-radius: 40px 16px 64px 20px;
    mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='100%25' height='100%25' viewBox='0 0 100 100' preserveAspectRatio='none'%3E%3Cdefs%3E%3Cfilter id='b'%3E%3CfeGaussianBlur stdDeviation='5'/%3E%3C/filter%3E%3C/defs%3E%3Crect x='5' y='5' width='90' height='90' rx='16' ry='12' fill='black' filter='url(%23b)'/%3E%3C/svg%3E");
    -webkit-mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='100%25' height='100%25' viewBox='0 0 100 100' preserveAspectRatio='none'%3E%3Cdefs%3E%3Cfilter id='b'%3E%3CfeGaussianBlur stdDeviation='5'/%3E%3C/filter%3E%3C/defs%3E%3Crect x='5' y='5' width='90' height='90' rx='16' ry='12' fill='black' filter='url(%23b)'/%3E%3C/svg%3E");
}

/* Earth Labs / Playground Section (Split & Space-Black Theme) */
.playground-section {
    padding: 0;
    position: relative;
    overflow: hidden;
}

.playground-header-container {
    padding: 100px 0 60px 0;
    position: relative;
    z-index: 2;
}

.playground-grid-container {
    background-color: #090a0f;
    padding: 90px 0 140px 0;
    position: relative;
    overflow: hidden;
}

.playground-glows {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 1;
}

.glow-purple {
    position: absolute;
    top: -20%;
    left: 10%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(147, 51, 234, 0.08) 0%, rgba(147, 51, 234, 0) 70%);
}

.glow-blue {
    position: absolute;
    bottom: -20%;
    right: 10%;
    width: 700px;
    height: 700px;
    background: radial-gradient(circle, rgba(14, 165, 233, 0.08) 0%, rgba(14, 165, 233, 0) 70%);
}

.playground-badge {
    display: inline-block;
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 0.25em;
    background: linear-gradient(135deg, #a855f7, #3b82f6);
    color: #fff;
    padding: 4px 12px;
    border-radius: 8px;
    margin-bottom: 18px;
    text-transform: uppercase;
}

.playground-title {
    font-size: clamp(32px, 5vw, 56px);
    font-weight: 600;
    color: var(--ink);
    letter-spacing: -0.03em;
    margin-bottom: 16px;
}

.playground-subtitle {
    font-size: 18px;
    line-height: 1.6;
    color: var(--color-metadata);
    max-width: 680px;
}

.playground-grid {
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    gap: 32px;
    position: relative;
    z-index: 2;
}

.playground-card {
    background-color: #12131a;
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 24px;
    overflow: hidden;
    height: 380px;
    position: relative;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: 40px;
    transition: transform 300ms var(--ease), box-shadow 300ms var(--ease), border-color 300ms var(--ease);
}

.playground-card:hover {
    transform: translateY(-6px);
    border-color: rgba(255, 255, 255, 0.18);
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.7), 0 0 35px rgba(147, 51, 234, 0.09);
}

.card-span-8 {
    grid-column: span 8;
}

.card-span-4 {
    grid-column: span 4;
}

.card-span-12 {
    grid-column: span 12;
}

/* Card Visual Canvases */
.playground-card canvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    pointer-events: none;
}

/* Scrim to maintain text legibility */
.playground-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(180deg, rgba(9, 10, 15, 0.25) 0%, rgba(9, 10, 15, 0.75) 60%, rgba(9, 10, 15, 0.95) 100%);
    z-index: 2;
    transition: opacity 300ms ease;
}

.playground-card:hover::before {
    background: linear-gradient(180deg, rgba(9, 10, 15, 0.15) 0%, rgba(9, 10, 15, 0.65) 50%, rgba(9, 10, 15, 0.9) 100%);
}

.playground-card-content {
    position: relative;
    z-index: 5;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
    max-width: 580px;
    pointer-events: auto;
}

.card-meta {
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.15em;
    color: rgba(255, 255, 255, 0.45);
    text-transform: uppercase;
}

.card-title {
    font-size: clamp(20px, 3vw, 28px);
    font-weight: 600;
    color: #ffffff;
    margin: 0;
    letter-spacing: -0.02em;
}

.card-description {
    font-size: 14.5px;
    line-height: 1.6;
    color: rgba(255, 255, 255, 0.6);
    margin: 0 0 10px 0;
}

.btn-playground {
    font-family: var(--font-sans);
    font-size: 13.5px;
    font-weight: 600;
    color: #ffffff;
    background: transparent;
    border: 1px solid rgba(255, 255, 255, 0.25);
    padding: 10px 22px;
    border-radius: 12px;
    cursor: pointer;
    text-decoration: none;
    text-align: center;
    transition: all 250ms var(--ease);
}

.btn-playground:hover {
    background: #ffffff;
    color: #090a0f;
    border-color: #ffffff;
    box-shadow: 0 0 15px rgba(255, 255, 255, 0.25);
}

.btn-playground.active-interactive {
    border-color: rgba(168, 85, 247, 0.4);
    color: #c084fc;
    background: rgba(168, 85, 247, 0.08);
}

.btn-playground.active-interactive:hover {
    background: #a855f7;
    color: #ffffff;
    border-color: #a855f7;
    box-shadow: 0 0 15px rgba(168, 85, 247, 0.4);
}

/* UHAI CSS-Rendered Login Interface Mockup positioning */
.visual-uhai {
    position: relative;
}

.visual-uhai .labs-login-mockup {
    position: absolute;
    top: 50px;
    left: 50%;
    transform: translateX(-50%) scale(0.9);
    background: #ffffff;
    border-radius: 12px;
    padding: 18px 16px;
    width: 150px;
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.5);
    display: flex;
    flex-direction: column;
    gap: 11px;
    font-family: var(--font-sans);
    z-index: 3;
    pointer-events: none;
    opacity: 0.85;
    transition: transform 300ms var(--ease), opacity 300ms var(--ease);
}

.visual-uhai:hover .labs-login-mockup {
    transform: translateX(-50%) scale(0.95) translateY(-5px);
    opacity: 1;
}

.mockup-brand {
    display: flex;
    align-items: center;
    gap: 6px;
}

.mockup-logo {
    width: 10px;
    height: 10px;
    background: linear-gradient(135deg, #10b981, #3b82f6);
    border-radius: 50%;
}

.mockup-name {
    font-size: 8px;
    font-weight: 700;
    color: #64748b;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.mockup-title {
    font-size: 13px;
    font-weight: 600;
    color: #0f172a;
    margin: 2px 0;
}

.mockup-inputs {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.mockup-line {
    height: 8px;
    background: #f1f5f9;
    border: 1px solid #e2e8f0;
    border-radius: 4px;
}

.mockup-btn {
    background: #0f172a;
    color: #ffffff;
    font-size: 9px;
    font-weight: 600;
    text-align: center;
    padding: 6.5px;
    border-radius: 6px;
    border: 1px solid #0f172a;
}

/* Media Query Adaptations */
@media (max-width: 1024px) {
    .card-span-8, .card-span-4 {
        grid-column: span 12;
    }
}

@media (max-width: 768px) {
    .playground-header-container {
        padding: 80px 0 40px 0;
    }
    .playground-grid-container {
        padding: 60px 0 100px 0;
    }
    .playground-grid {
        grid-template-columns: 1fr;
        gap: 24px;
    }
    .playground-card {
        height: 320px;
        padding: 24px;
    }
}

/* Reduced Motion configuration */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
    .titanium-disc, .mercury-ribbon, .frosted-quartz {
        transform: none !important;
    }
    .reveal-on-scroll {
        opacity: 1 !important;
        transform: none !important;
    }
}

/* Mobile Touch & Interactive Refinements */
@media (pointer: coarse) {
    a, button, .work-tile, .playground-card, .capability-tile, .approach-tile {
        -webkit-tap-highlight-color: transparent;
    }
}

.btn-primary:active, 
.btn-secondary:active, 
.btn-submit:active, 
.nav-cta-btn:active,
.btn-playground:active {
    transform: scale(0.97) translateY(0);
}