:root {
    /* Colors - From DESIGN.md */
    --color-surface: #131313;
    --color-surface-dim: #131313;
    --color-surface-bright: #393939;
    --color-surface-container-lowest: #0e0e0e;
    --color-surface-container-low: #1c1b1b;
    --color-surface-container: #201f1f;
    --color-surface-container-high: #2a2a2a;
    --color-surface-container-highest: #353534;
    --color-on-surface: #e5e2e1;
    --color-on-surface-variant: #e0bfbb;
    --color-inverse-surface: #e5e2e1;
    --color-inverse-on-surface: #313030;
    --color-outline: #a88a86;
    --color-outline-variant: #59413e;
    --color-primary: #ffb4ab;
    --color-on-primary: #690006;
    --color-primary-container: #8c1515;
    --color-on-primary-container: #ff998e;
    --color-secondary: #c9c6c0;
    --color-on-secondary: #31312c;
    --color-tertiary: #9dcaff;

    /* Typography */
    --font-display: 'Libre Caslon Text', serif;
    --font-body: 'Manrope', sans-serif;

    /* Spacing */
    --margin-edge: 5vw;
    --gutter: 2rem;
    --block-gap: 10rem;
    --stack-overlap: -4rem;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    background-color: var(--color-surface);
    color: var(--color-on-surface);
    font-family: var(--font-body);
    font-weight: 300;
    line-height: 1.6;
    overflow-x: hidden;
    position: relative;
}

/* Grain Overlay */
body::before {
    content: "";
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 9999;
    opacity: 0.04;
    background-image: url('https://lh3.googleusercontent.com/aida-public/AB6AXuCPgnVfs3k9422Qaw0SZeL7ZFHY3c698-ci_WPUnEo_Ybbrc-iIi2Teyrt2akdMIsBFsx-rm0qtBeoPC8L-jZTIJyLx7wMzpHfCVTkDnaTfPe10PCSxawbLdPcP2TVyOERu8EvU9vpD5Y3uedZkBKnmKDeliSHuSVFSXcusVOa2DfSawNG3WTWlG3_wBJymr0GBc5MaFS3QbddQAgtjmlm2X5tQE4aTMmMsVIcO_0osV1JyQ5DmcgpxaB7eD9NapdmnGjxgycr-r3g');
}

/* Subtle Gradient Backdrop */
body::after {
    content: "";
    position: fixed;
    inset: 0;
    background-image: radial-gradient(circle at 50% 50%, rgba(255, 180, 171, 0.02) 0%, transparent 80%);
    pointer-events: none;
    z-index: -1;
}

/* Typography Classes */
h1,
h2,
h3,
.font-display {
    font-family: var(--font-display);
    font-weight: 400;
    line-height: 1.1;
}

.display-xl {
    font-size: clamp(3.5rem, 8vw, 2.5rem);
    /* Original large premium size */
    letter-spacing: -0.04em;
    line-height: 1.1;
}

.headline-lg {
    font-size: clamp(2.5rem, 5vw, 4rem);
    /* Original large premium size */
    letter-spacing: -0.02em;
    line-height: 1.2;
}

.label-caps {
    font-family: var(--font-body);
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.3em;
    text-transform: uppercase;
}

.body-md {
    font-size: 1.125rem;
    line-height: 1.55;
    letter-spacing: 0.01em;
}

/* Layout Utilities */
.section {
    padding: var(--block-gap) var(--margin-edge);
}

.container {
    max-width: 1440px;
    margin: 0 auto;
}

/* Navigation */
nav {
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    padding: 1.5rem var(--margin-edge);
    display: flex;
    justify-content: space-between;
    align-items: center;
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(168, 138, 134, 0.1);
    background: rgba(19, 19, 19, 0.5);
}

.nav-links {
    display: flex;
    align-items: center;
}

.nav-links a {
    color: rgba(229, 226, 225, 0.7);
    text-decoration: none;
    transition: all 0.5s ease;
    padding: 0 1.5rem;
    position: relative;
}

.nav-links a:not(:last-child)::after {
    content: "";
    position: absolute;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    height: 12px;
    width: 1px;
    background-color: rgba(168, 138, 134, 0.3);
}

.nav-links a:hover {
    color: var(--color-primary);
    text-shadow: 0 0 10px rgba(255, 180, 171, 0.3);
}

.nav-logo {
    height: 8rem;
    width: auto;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 1rem 2.5rem;
    text-decoration: none;
    transition: all 0.5s ease;
    cursor: pointer;
    border: none;
    background: none;
}

.btn-primary {
    background-color: var(--color-primary);
    color: var(--color-on-primary);
}

.btn-primary:hover {
    background-color: rgba(255, 180, 171, 0.9);
}

.btn-outline {
    border: 1px solid var(--color-on-surface);
    color: var(--color-on-surface);
}

.btn-outline:hover {
    background-color: var(--color-surface-bright);
    box-shadow: 0 0 15px rgba(255, 180, 171, 0.1);
}

.btn-ghost {
    border: 1px solid rgba(229, 226, 225, 0.3);
    color: var(--color-on-surface);
}

.btn-ghost:hover {
    background-color: var(--color-primary);
    color: var(--color-on-primary);
    border-color: var(--color-primary);
    box-shadow: 0 0 20px rgba(255, 180, 171, 0.2);
}

/* Hero Section */
.hero {
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    position: relative;
    overflow: hidden;
    padding: 0 var(--margin-edge);
}

.hero-bg {
    position: absolute;
    inset: 0;
    z-index: -1;
}

.hero-bg img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.5;
    transform: scale(1.05);
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, var(--color-surface), rgba(19, 19, 19, 0.4), transparent);
}

.hero-content {
    max-width: 1000px;
    position: relative;
    z-index: 1;
}

.hero h1 {
    margin-bottom: 2rem;
}

.hero p {
    color: rgba(229, 226, 225, 0.7);
    margin-bottom: 3rem;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.hero-actions {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
}

/* Manifesto Section */
.manifesto {
    display: flex;
    gap: var(--gutter);
    align-items: flex-start;
}

.manifesto-text {
    flex: 5;
    position: sticky;
    top: 8rem;
}

.manifesto-images {
    flex: 7;
    display: flex;
    flex-direction: column;
    gap: 6rem;
    align-items: flex-end;
}

.image-card {
    position: relative;
    width: 90%;
}

.image-card img {
    width: 100%;
    display: block;
    filter: grayscale(100%);
    transition: filter 1s ease;
}

.image-card:hover img {
    filter: grayscale(0%);
}

.image-caption {
    position: absolute;
    bottom: -3rem;
    left: -3rem;
    background: var(--color-surface-container);
    padding: 2rem;
    max-width: 250px;
    border: 1px solid rgba(89, 65, 62, 0.2);
}

/* Grid Sections */
.split-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 6rem;
    align-items: center;
}

.curadoria {
    background-color: var(--color-surface-container-lowest);
}

.img-aspect-3-4 {
    aspect-ratio: 3/4;
    overflow: hidden;
}

.img-aspect-3-4 img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: grayscale(100%);
}

/* List Style */
.feature-list {
    list-style: none;
    border-left: 1px solid rgba(255, 180, 171, 0.2);
    padding-left: 1.5rem;
    margin-top: 2rem;
}

.feature-list li {
    font-size: 0.75rem;
    letter-spacing: 0.2em;
    margin-bottom: 1rem;
    text-transform: uppercase;
    color: rgba(229, 226, 225, 0.8);
}

/* Footer */
footer {
    padding: 5rem var(--margin-edge);
    background-color: var(--color-surface-container-lowest);
    border-top: 1px solid rgba(255, 180, 171, 0.1);
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
}

.footer-brand h2 {
    color: var(--color-primary);
    letter-spacing: 0.3em;
    font-size: 1.5rem;
}

.footer-social {
    display: flex;
    gap: 1.5rem;
}

.social-icon {
    width: 2.5rem;
    height: 2.5rem;
    border: 1px solid rgba(168, 138, 134, 0.3);
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    color: var(--color-on-surface);
    transition: all 0.3s ease;
}

.social-icon:hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
}

/* Animations */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: all 1s cubic-bezier(0.2, 0.6, 0.2, 1);
}

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

.reveal-delay-1 {
    transition-delay: 0.2s;
}

.reveal-delay-2 {
    transition-delay: 0.4s;
}

.reveal-delay-3 {
    transition-delay: 0.6s;
}

/* Sticky Image Layout refinement */
.sticky-wrapper {
    position: sticky;
    top: 8rem;
}

.asymmetric-image-layout {
    display: flex;
    flex-direction: column;
    gap: 12rem;
    align-items: flex-end;
}

/* Responsive */
@media (max-width: 768px) {
    .nav-links {
        display: none;
    }

    .manifesto,
    .split-grid {
        flex-direction: column;
        grid-template-columns: 1fr;
    }

    .sticky-wrapper {
        position: static;
    }

    .hero h1 {
        font-size: 2.5rem;
    }

    .hero-actions {
        flex-direction: column;
    }

    .image-caption {
        position: static;
        margin-top: 1rem;
        max-width: none;
    }

    footer {
        flex-direction: column;
        gap: 3rem;
    }
}