:root {

    --md-sys-color-primary: #000000;
    --md-sys-color-on-primary: #ffffff;
    --md-sys-color-primary-container: #222222;
    --md-sys-color-on-primary-container: #ffffff;

    --md-sys-color-secondary: #333333;
    --md-sys-color-on-secondary: #ffffff;
    --md-sys-color-secondary-container: #e0e0e0;
    --md-sys-color-on-secondary-container: #111111;

    --md-sys-color-surface: #fdfdfd;
    --md-sys-color-on-surface: #111111;
    --md-sys-color-surface-container: #f4f4f4;
    --md-sys-color-surface-container-high: #eaeaea;

    --md-sys-color-outline: #757575;


    --md-sys-typescale-font-family: 'Google Sans', sans-serif;
    --md-ref-typeface-brand: 'Google Sans', sans-serif;
    --md-ref-typeface-plain: 'Google Sans', sans-serif;


    --md-filled-button-container-color: var(--md-sys-color-primary);
    --md-filled-button-label-text-color: var(--md-sys-color-on-primary);
    --md-filled-button-hover-container-color: #333333;
    --md-filled-button-pressed-container-color: #555555;

    --md-outlined-button-outline-color: var(--md-sys-color-primary);
    --md-outlined-button-label-text-color: var(--md-sys-color-primary);
    --md-outlined-button-hover-outline-color: #333333;
    --md-outlined-button-hover-label-text-color: #333333;

    --md-text-button-label-text-color: var(--md-sys-color-primary);
    --md-text-button-hover-label-text-color: #555555;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    font-family: 'Google Sans', sans-serif;
}

html {
    scroll-behavior: smooth;
}

section {
    scroll-margin-top: 4rem;

}

body {
    font-family: var(--md-sys-typescale-font-family);
    background-color: var(--md-sys-color-surface);
    color: var(--md-sys-color-on-surface);
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
}


.material-symbols-rounded {
    font-family: 'Material Symbols Rounded' !important;
    font-variation-settings:
        'FILL' 1,
        'wght' 400,
        'GRAD' 0,
        'opsz' 48;
}


md-filled-button,
md-outlined-button,
md-text-button {
    --md-sys-typescale-label-large-font-family: 'Google Sans', sans-serif;
    --md-sys-shape-corner-full: 14px;

}


.display-large {
    font-size: 4.5rem;
    line-height: 1.1;
    font-weight: 800;

    letter-spacing: -0.04em;
}

.display-medium {
    font-size: 3.25rem;
    line-height: 1.15;
    font-weight: 700;
    letter-spacing: -0.02em;
}

.display-small {
    font-size: 2.25rem;
    line-height: 1.2;
    font-weight: 600;
}

.headline-medium {
    font-size: 1.75rem;
    line-height: 1.3;
    font-weight: 400;
    color: #444444;

}

.title-large {
    font-size: 1.375rem;
    line-height: 1.27;
    font-weight: 500;
}

.body-large {
    font-size: 1.125rem;
    line-height: 1.5;
    font-weight: 400;
    color: #555555;
}

.body-small {
    font-size: 0.875rem;
    line-height: 1.4;
    font-weight: 400;
}


.glass-nav {
    position: fixed;
    top: 1rem;
    left: 50%;
    transform: translateX(-50%);
    width: calc(100% - 2rem);
    max-width: 1200px;
    z-index: 1000;
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    padding: 0.75rem 1.5rem;
    border-radius: 100px;
    background-color: transparent;
    border: 1px solid transparent;
    will-change: background-color, backdrop-filter, box-shadow, border;
}

.nav-link {
    font-size: 1rem;
    font-weight: 600;
    color: var(--md-sys-color-outline);
    text-decoration: none;
    transition: all 0.2s ease;
    padding: 0.75rem 1.25rem;
    border-radius: 100px;
    display: inline-block;
}

.nav-link:hover {
    color: var(--md-sys-color-primary);
    background-color: var(--md-sys-color-surface);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
}

.primary-pill-btn {
    background-color: var(--md-sys-color-primary);
    color: var(--md-sys-color-on-primary);
    border: none;
    border-radius: 100px;
    padding: 0.75rem 1.5rem;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    text-decoration: none;
}

.primary-pill-btn .material-symbols-rounded {
    font-size: 1.25rem;
}

.primary-pill-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

.brand {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.brand-icon {
    font-size: 2rem;
    color: var(--md-sys-color-primary);
}

.brand-name {
    font-family: 'Product Sans', 'Google Sans', sans-serif;
    font-size: 2rem;
    line-height: 2rem;
    font-weight: 700;
    letter-spacing: 0;
    display: flex;
}

.brand-name svg {
    margin-left: 0.125rem;
    margin-right: 0.125rem;
}


.desktop-nav {
    display: flex;
    gap: 1rem;
}

@media (max-width: 768px) {
    .desktop-nav {
        display: none;
    }
}


.expressive-hero {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    min-height: 100vh;
    padding: 2rem;
    position: relative;
    overflow: hidden;
}

.hero-content {
    max-width: 900px;
    z-index: 2;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2rem;
    margin-top: 5rem;

}

.hero-actions {
    display: flex;
    gap: 1rem;
    margin-top: 1rem;
}

.hero-btn {
    --md-sys-typescale-label-large-font-size: 1.1rem;
    --md-sys-typescale-label-large-weight: 600;
    height: 3.5rem;
    padding: 0 1.5rem;
    border-radius: 28px;

}


.hero-interactive-background {
    position: absolute;
    top: 2rem;

    left: 0;
    width: 100%;
    height: 100%;
    z-index: 2000;

    pointer-events: none;
}

.eco-shape {
    position: absolute;
    top: 50%;
    left: 50%;
    background-color: var(--md-sys-color-primary);
    opacity: 0.03;
    backdrop-filter: blur(8px);
    border: 1px solid rgba(0, 0, 0, 0.05);
    transition: transform 0.1s ease-out;

    animation: float 10s ease-in-out infinite alternate;
}

.shape-1 {
    width: 320px;
    height: 320px;
    border-radius: 80px;

    margin-top: -100px;
    margin-left: -200px;
}

.shape-2 {
    width: 200px;
    height: 200px;
    border-radius: 100px;

    margin-top: 150px;
    margin-left: 100px;
    animation-delay: -2s;
}

.shape-3 {
    width: 400px;
    height: 400px;
    border-radius: 100px;

    margin-top: -50px;
    margin-left: 200px;
    opacity: 0.02;
    animation-delay: -5s;
}

.shape-4 {
    width: 160px;
    height: 160px;
    border-radius: 40px;

    margin-top: -250px;
    margin-left: 50px;
    animation-delay: -7s;
}

@keyframes float {
    0% {
        transform: translate(-50%, -50%) translateY(0) rotate(0deg);
    }

    100% {
        transform: translate(-50%, -50%) translateY(-20px) rotate(5deg);
    }
}


.hero-title {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    justify-content: center;
}

.word-mask {
    display: inline-block;
    overflow: hidden;
    vertical-align: bottom;
    padding-bottom: 0.2em;

    margin-bottom: -0.2em;
}

.word {
    display: inline-block;
    transform: translateY(100%);
    opacity: 0;
    animation: slideUpFade 1s cubic-bezier(0.2, 0, 0, 1) forwards;
}

.word-mask:nth-child(1) .word {
    animation-delay: 0.1s;
}

.word-mask:nth-child(2) .word {
    animation-delay: 0.25s;
}

.word-mask:nth-child(3) .word {
    animation-delay: 0.4s;
}

.hero-subtitle {
    opacity: 0;
    transform: translateY(20px);
    animation: slideUpFade 1s cubic-bezier(0.2, 0, 0, 1) forwards;
    animation-delay: 0.6s;
}

@keyframes slideUpFade {
    0% {
        transform: translateY(100%);
        opacity: 0;
    }

    100% {
        transform: translateY(0);
        opacity: 1;
    }
}


.principles {
    padding: 6rem 2rem;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    background-color: var(--md-sys-color-surface-container);
}

.section-title {
    text-align: center;
    margin-bottom: 4rem;
}

.cards-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
    max-width: 1200px;
    margin: 0 auto;
}

.staggered-item {
    opacity: 0;
    will-change: transform, opacity;
}

.m3-card {
    background: linear-gradient(145deg, rgba(255, 255, 255, 1) 0%, rgba(253, 253, 253, 0.6) 100%);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    padding: 3rem 2.5rem;
    border-radius: 48px;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 1.5rem;
    border: 1px solid rgba(255, 255, 255, 0.8);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.04);
    transition: box-shadow 0.4s ease, scale 0.4s ease;
    scale: 1;

    backface-visibility: hidden;
    transform: translateZ(0);
    -webkit-font-smoothing: subpixel-antialiased;
}

.m3-card:hover {
    box-shadow: 0 24px 48px rgba(0, 0, 0, 0.08);
    scale: 1.02;
}

.card-icon-wrapper {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 72px;
    height: 72px;
    border-radius: 24px;
    background: linear-gradient(135deg, var(--md-sys-color-primary) 0%, #000000 100%);
    color: #ffffff;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
}

.card-icon-wrapper .material-symbols-rounded {
    font-size: 32px;
}

.card-text-wrapper {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;

}

.card-text-wrapper h3,
.card-text-wrapper p {
    margin: 0;

}


.vision-statement {
    padding: 2rem;
    background-color: transparent;
}

.vision-card {
    background: linear-gradient(145deg, rgba(0, 0, 0, 0.9) 0%, rgba(20, 20, 20, 0.7) 100%);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    border: 1px solid rgba(255, 255, 255, 0.15);
    color: var(--md-sys-color-on-primary);
    text-align: center;
    max-width: 1400px;
    margin: 0 auto;
    padding: 8rem 4rem;
    border-radius: 80px;

    position: relative;
    overflow: hidden;
    box-shadow: 0 24px 64px rgba(0, 0, 0, 0.1);
}

.vision-content {
    max-width: 800px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2rem;
}

.huge-icon {
    font-size: 64px;
    opacity: 0.5;
}


.main-footer {
    padding: 2rem 2rem 2rem;
    background-color: var(--md-sys-color-surface);
}

.footer-brand-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
    max-width: 1200px;
    margin: 0 auto 4rem;
    text-align: center;
}

.footer-brand {
    display: flex;
    align-items: center;
}

.footer-tagline {
    color: var(--md-sys-color-outline);
}



.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    padding-top: 2rem;
    border-top: 1px solid var(--md-sys-color-surface-container-high);
}

.legal-links {
    display: flex;
    gap: 1.5rem;
}

.legal-links a {
    color: var(--md-sys-color-outline);
    text-decoration: none;
}

.legal-links a:hover {
    color: var(--md-sys-color-primary);
}

.founder-signature {
    font-family: 'Google Sans', sans-serif;
    font-size: 1.5rem;
    font-weight: 500;
    opacity: 0.8;
    margin-top: 1.5rem;
    letter-spacing: 0.05em;
}


.scroll-reveal {
    opacity: 0;
    transform: translateY(60px);
    will-change: transform, opacity;
}




.ecosystem-showcase {
    padding: 8rem 2rem;

    text-align: center;
    overflow: hidden;
}

.ecosystem-content {
    max-width: 1000px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
}

.ecosystem-visuals {
    position: relative;
    width: 100%;
    height: 300px;
    margin-top: 4rem;
    display: flex;
    justify-content: center;
    align-items: center;
}

.eco-card {
    position: absolute;
    background: linear-gradient(145deg, rgba(255, 255, 255, 0.9) 0%, rgba(255, 255, 255, 0.4) 100%);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    border: 1px solid rgba(255, 255, 255, 0.8);
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.08);
    transition: box-shadow 0.5s cubic-bezier(0.2, 0, 0, 1);
    display: flex;
    align-items: center;
    justify-content: center;
}

.eco-icon {
    font-size: 64px;
    background: linear-gradient(135deg, var(--md-sys-color-primary) 0%, #555555 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    opacity: 0.9;
    filter: drop-shadow(0 4px 8px rgba(0, 0, 0, 0.1));
}

.eco-1 {
    width: 240px;
    height: 160px;
    border-radius: 40px;

    z-index: 3;
}

.eco-2 {
    width: 200px;
    height: 200px;
    border-radius: 50px;

    transform: translateX(-120px) scale(0.9);
    z-index: 2;
}

.eco-3 {
    width: 160px;
    height: 240px;
    border-radius: 40px;

    transform: translateX(120px) scale(0.9);
    z-index: 1;
}




@media (max-width: 768px) {
    .display-large {
        font-size: 3rem;
    }

    .display-medium {
        font-size: 2.5rem;
    }

    .hero-actions {
        flex-direction: column;
        width: 100%;
        max-width: 300px;
    }

    .hero-visual {
        transform: translate(-50%, -50%) scale(0.6);
    }

    .cards-grid {
        grid-template-columns: 1fr;
    }

    .m3-card {
        padding: 2rem;
        border-radius: 32px;
    }

    .bento-primary {
        flex-direction: column;
        align-items: flex-start;
        gap: 2rem;
    }

    .vision-card {
        padding: 4rem 2rem;
        border-radius: 48px;
    }
}