/* ================================================
   GGOGGL.com -- Brutalist Material Design
   Palette: #E8E0D4 #D4C5A9 #2C2418 #B85C38 #C17B4A #6B5B4E #D4943A #1E1814
   Fonts: Roboto Slab, Archivo, Roboto Mono
   ================================================ */

/* --- Custom Properties (Palette) --- */
:root {
    --concrete: #E8E0D4;
    --sand: #D4C5A9;
    --charcoal: #2C2418;
    --terracotta: #B85C38;
    --clay: #C17B4A;
    --kiln: #6B5B4E;
    --ochre: #D4943A;
    --loam: #1E1814;

    --font-heading: 'Roboto Slab', serif;
    --font-body: 'Archivo', sans-serif;
    --font-mono: 'Roboto Mono', monospace;
}

/* --- Reset --- */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    color: var(--charcoal);
    background: var(--concrete);
    overflow: hidden;
}

a {
    color: inherit;
    text-decoration: none;
}

ul {
    list-style: none;
}

button {
    border: none;
    background: none;
    cursor: pointer;
    font-family: inherit;
    color: inherit;
}

/* --- Main Scroll Container --- */
#scroll-container {
    height: 100vh;
    overflow-y: auto;
    overflow-x: hidden;
    scroll-snap-type: y mandatory;
}

/* --- Slab (Section Base) --- */
.slab {
    position: relative;
    width: 100%;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    scroll-snap-align: start;
    overflow: hidden;
    border-top: 8px solid var(--terracotta);
}

.slab:first-child {
    border-top: none;
}

/* --- Slab Background Variants --- */
.slab--bg-concrete {
    background-color: var(--concrete);
}

.slab--bg-sand {
    background-color: var(--sand);
}

.slab--bg-loam {
    background-color: var(--loam);
    border-top-color: var(--charcoal);
}

.slab--inverted {
    color: var(--concrete);
}

/* --- Grain Texture Overlay --- */
.slab__grain {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0.04;
    mix-blend-mode: multiply;
    pointer-events: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='300' height='300'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='300' height='300' filter='url(%23noise)' opacity='1'/%3E%3C/svg%3E");
    background-repeat: repeat;
    z-index: 1;
}

.slab--inverted .slab__grain {
    mix-blend-mode: screen;
    opacity: 0.06;
}

/* --- Geometric Watermarks --- */
.slab__watermark {
    position: absolute;
    width: 80vw;
    height: 80vw;
    opacity: 0.03;
    pointer-events: none;
    z-index: 0;
}

.slab__watermark--circle {
    border-radius: 50%;
    background-color: var(--kiln);
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

.slab__watermark--triangle {
    width: 0;
    height: 0;
    border-left: 40vw solid transparent;
    border-right: 40vw solid transparent;
    border-bottom: 70vw solid var(--kiln);
    background: none;
    top: 15%;
    left: 50%;
    transform: translateX(-50%);
}

.slab--inverted .slab__watermark--circle,
.slab--inverted .slab__watermark--square {
    background-color: var(--concrete);
    opacity: 0.04;
}

.slab--inverted .slab__watermark--triangle {
    border-bottom-color: var(--concrete);
    opacity: 0.04;
}

.slab__watermark--square {
    background-color: var(--kiln);
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) rotate(3deg);
}

/* --- Slab Content Wrapper --- */
.slab__content {
    position: relative;
    z-index: 2;
    width: 100%;
    max-width: 1400px;
    padding: 4vw 2vw;
}

/* --- Hero Slab --- */
.slab--hero {
    background-color: var(--concrete);
}

.slab--hero .slab__content {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    gap: 2rem;
}

.hero__title {
    font-family: var(--font-heading);
    font-size: clamp(3rem, 18vw, 18rem);
    font-weight: 900;
    text-transform: uppercase;
    letter-spacing: -0.04em;
    color: var(--charcoal);
    line-height: 0.85;
    text-shadow:
        2px 2px 0 rgba(44, 36, 24, 0.18),
        4px 4px 0 rgba(44, 36, 24, 0.10),
        6px 6px 0 rgba(44, 36, 24, 0.04),
        -1px -1px 0 rgba(44, 36, 24, 0.05);
    transform: scale(0.92);
    opacity: 0;
    transition: transform 800ms ease-out, opacity 600ms ease-out;
}

.hero__title.animate-in {
    transform: scale(1);
    opacity: 1;
}

.hero__title--closing {
    color: var(--terracotta);
    text-shadow:
        2px 2px 0 rgba(184, 92, 56, 0.20),
        4px 4px 0 rgba(184, 92, 56, 0.10);
}

.hero__subtitle {
    font-family: var(--font-mono);
    font-size: clamp(0.75rem, 1.2vw, 1rem);
    letter-spacing: 0.18em;
    color: var(--kiln);
    text-transform: uppercase;
    border-top: 3px solid var(--terracotta);
    padding-top: 1rem;
    opacity: 0;
    transition: opacity 600ms ease-out 300ms;
}

.hero__subtitle.animate-in {
    opacity: 1;
}

.hero__subtitle--closing {
    color: var(--charcoal);
    border-top-color: var(--terracotta);
}

/* --- Content Grid (Zigzag Layout) --- */
.content-grid {
    display: flex;
    flex-direction: column;
    gap: 4rem;
    width: 100%;
}

.content-grid__row {
    display: flex;
    gap: 3vw;
    align-items: center;
}

.content-grid__text--wide {
    flex: 0 0 60%;
    max-width: 60%;
    border-left: 6px solid var(--terracotta);
    padding-left: 2rem;
}

.content-grid__row--reverse .content-grid__text--wide {
    flex: 0 0 60%;
    max-width: 60%;
}

.slab--inverted .content-grid__text--wide {
    border-left-color: var(--clay);
}

.content-grid__accent--narrow {
    flex: 0 0 40%;
    max-width: 40%;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 240px;
}

/* --- Section Label --- */
.section-label {
    display: block;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    letter-spacing: 0.2em;
    color: var(--terracotta);
    text-transform: uppercase;
    margin-bottom: 1rem;
    opacity: 0;
    transition: opacity 500ms ease-out 100ms;
}

.section-label.animate-in {
    opacity: 1;
}

.slab--inverted .section-label {
    color: var(--ochre);
}

/* --- Section Headings --- */
.section-heading {
    font-family: var(--font-heading);
    font-size: clamp(2rem, 7vw, 7rem);
    font-weight: 900;
    text-transform: uppercase;
    letter-spacing: -0.03em;
    line-height: 0.95;
    margin-bottom: 1.75rem;
    text-shadow:
        1px 1px 0 rgba(44, 36, 24, 0.12),
        2px 2px 0 rgba(44, 36, 24, 0.06),
        3px 3px 0 rgba(44, 36, 24, 0.03);
    transform: scale(0.92);
    opacity: 0;
    transition: transform 800ms ease-out, opacity 600ms ease-out;
}

.slab--inverted .section-heading {
    text-shadow:
        1px 1px 0 rgba(232, 224, 212, 0.12),
        2px 2px 0 rgba(232, 224, 212, 0.06),
        3px 3px 0 rgba(232, 224, 212, 0.03);
}

.section-heading.animate-in {
    transform: scale(1);
    opacity: 1;
}

/* --- Body Text --- */
.body-text {
    font-family: var(--font-body);
    font-size: 1.125rem;
    line-height: 1.6;
    margin-bottom: 1.25rem;
    opacity: 0;
    transition: opacity 600ms ease-out 200ms;
}

.body-text.animate-in {
    opacity: 1;
}

.body-text:last-child {
    margin-bottom: 0;
}

/* --- Geometric Shapes --- */
.geo-shape {
    transform: scale(0.8);
    transition: transform 1000ms cubic-bezier(0.34, 1.56, 0.64, 1);
}

.geo-shape.animate-in {
    transform: scale(1) rotate(3deg);
}

.geo-shape--circle {
    width: 32vmin;
    height: 32vmin;
    border-radius: 50%;
    background-color: var(--terracotta);
    box-shadow: inset 0 0 0 0 transparent;
}

.geo-shape--square {
    width: 30vmin;
    height: 30vmin;
    background-color: var(--charcoal);
    transform: scale(0.8) rotate(-2deg);
}

.geo-shape--square.animate-in {
    transform: scale(1) rotate(4deg);
}

.geo-shape--triangle {
    width: 0;
    height: 0;
    border-left: 16vmin solid transparent;
    border-right: 16vmin solid transparent;
    border-bottom: 28vmin solid var(--ochre);
    background: none;
}

.geo-shape--triangle.animate-in {
    transform: scale(1) rotate(5deg);
}

/* Shape Color Variants */
.geo-shape--accent-clay.geo-shape--circle {
    background-color: var(--clay);
}

.geo-shape--accent-terracotta.geo-shape--square {
    background-color: var(--terracotta);
}

.geo-shape--accent-ochre.geo-shape--triangle {
    border-bottom-color: var(--ochre);
}

/* Large Shape (Divider Slabs) */
.geo-shape--large {
    transform: scale(0.8);
}

.geo-shape--large.geo-shape--circle {
    width: 14vh;
    height: 14vh;
    background-color: var(--terracotta);
}

.geo-shape--large.geo-shape--triangle {
    border-left-width: 8vh;
    border-right-width: 8vh;
    border-bottom-width: 14vh;
    border-bottom-color: var(--terracotta);
}

.geo-shape--large.geo-shape--square {
    width: 14vh;
    height: 14vh;
    background-color: var(--ochre);
}

/* --- Divider Slabs --- */
.slab--divider {
    min-height: 22vh;
    height: 22vh;
}

.divider__shape {
    position: relative;
    z-index: 2;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 100%;
}

/* --- Footer Slab --- */
.slab--footer {
    min-height: auto;
    padding: 5rem 2vw 3rem;
    align-items: flex-start;
    justify-content: flex-start;
    border-top: 8px solid var(--terracotta);
}

.footer__content {
    position: relative;
    z-index: 2;
    width: 100%;
    max-width: 1400px;
}

.footer__label {
    display: block;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    letter-spacing: 0.2em;
    color: var(--terracotta);
    text-transform: uppercase;
    margin-bottom: 1.5rem;
    border-bottom: 3px solid var(--terracotta);
    padding-bottom: 0.5rem;
    width: fit-content;
}

.footer__links {
    margin-bottom: 3rem;
    border-left: 6px solid var(--terracotta);
    padding-left: 1.5rem;
}

.footer__links li {
    margin-bottom: 0.75rem;
}

.footer__links a {
    font-family: var(--font-mono);
    font-size: 0.875rem;
    letter-spacing: 0.08em;
    color: var(--sand);
    transition: color 300ms ease, transform 300ms ease;
    display: inline-block;
}

.footer__links a:hover {
    color: var(--terracotta);
    transform: translateX(8px);
}

.footer__meta {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    letter-spacing: 0.08em;
    color: var(--kiln);
    padding-top: 2rem;
    border-top: 3px solid var(--kiln);
}

.footer__domain {
    font-weight: 700;
    color: var(--concrete);
    font-size: 1rem;
    letter-spacing: 0.12em;
}

.footer__year,
.footer__tag {
    color: var(--clay);
}

/* --- Navigation Glyph (Fixed) --- */
#nav-glyph {
    position: fixed;
    top: 2vw;
    left: 2vw;
    z-index: 100;
    width: 56px;
    height: 56px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 6px;
    padding: 10px;
    background-color: var(--terracotta);
    transition: background-color 300ms ease;
}

#nav-glyph:hover {
    background-color: var(--charcoal);
}

#nav-glyph.active {
    background-color: var(--concrete);
}

.glyph-bar {
    display: block;
    width: 28px;
    height: 4px;
    background-color: var(--concrete);
    transition: transform 300ms ease, opacity 200ms ease, background-color 300ms ease;
}

#nav-glyph.active .glyph-bar {
    background-color: var(--loam);
}

#nav-glyph.active .glyph-bar:nth-child(1) {
    transform: translateY(10px) rotate(45deg);
}

#nav-glyph.active .glyph-bar:nth-child(2) {
    opacity: 0;
}

#nav-glyph.active .glyph-bar:nth-child(3) {
    transform: translateY(-10px) rotate(-45deg);
}

/* --- Navigation Overlay --- */
#nav-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: var(--loam);
    z-index: 90;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity 400ms ease;
}

#nav-overlay::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='300' height='300'%3E%3Cfilter id='noise2'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='300' height='300' filter='url(%23noise2)' opacity='1'/%3E%3C/svg%3E");
    opacity: 0.06;
    mix-blend-mode: screen;
    pointer-events: none;
}

#nav-overlay.active {
    opacity: 1;
    pointer-events: auto;
}

#nav-overlay ul {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
    align-items: flex-start;
    padding-left: 8vw;
    width: 100%;
    max-width: 1400px;
}

#nav-overlay a {
    font-family: var(--font-heading);
    font-size: clamp(2rem, 7vw, 6rem);
    font-weight: 900;
    text-transform: uppercase;
    letter-spacing: -0.03em;
    color: var(--concrete);
    transition: color 300ms ease, transform 300ms ease;
    display: inline-block;
    border-left: 6px solid var(--terracotta);
    padding-left: 1.5rem;
    line-height: 0.95;
}

#nav-overlay a:hover {
    color: var(--terracotta);
    transform: translateX(12px);
}

/* --- Responsive --- */
@media (max-width: 768px) {
    .content-grid__row {
        flex-direction: column;
    }

    .content-grid__row--reverse {
        flex-direction: column-reverse;
    }

    .content-grid__text--wide,
    .content-grid__accent--narrow {
        flex: 0 0 100%;
        max-width: 100%;
    }

    .content-grid__accent--narrow {
        min-height: 160px;
    }

    .slab__content {
        padding: 6vw 4vw;
    }

    .geo-shape--circle {
        width: 40vmin;
        height: 40vmin;
    }

    .geo-shape--square {
        width: 36vmin;
        height: 36vmin;
    }

    #nav-overlay ul {
        padding-left: 6vw;
    }
}