/* =========================================
   miris.monster - Seapunk Bibliotheca
   Horizontal Scroll Underwater Archive
   ========================================= */

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

:root {
    --abyssal-ground: #060a1e;
    --midnight-ocean: #0a0e27;
    --deep-chamber: #0d1b3c;
    --manuscript-dark: #0f1a3a;
    --bioluminescent-cyan: #00e5ff;
    --spectral-teal: #14b8a6;
    --oxidized-gold: #8a7a52;
    --phosphor-green: #39ff8e;
    --bleached-bone: #c8c0ae;
    --ghost-white: #e8e4dc;
}

html {
    overflow: hidden;
    height: 100%;
}

body {
    overflow: hidden;
    height: 100vh;
    width: 100vw;
    background-color: var(--abyssal-ground);
    color: var(--bleached-bone);
    font-family: 'Cormorant Garamond', Georgia, serif;
    font-weight: 400;
    line-height: 1.85;
    letter-spacing: 0.01em;
    cursor: default;
    -webkit-font-smoothing: antialiased;
}

/* --- SVG Filters (Hidden) --- */
.svg-filters {
    position: absolute;
    width: 0;
    height: 0;
    overflow: hidden;
}

/* --- Scroll Container --- */
.scroll-container {
    display: flex;
    flex-direction: row;
    flex-wrap: nowrap;
    height: 100vh;
    overflow-x: scroll;
    overflow-y: hidden;
    scrollbar-width: none;
    -ms-overflow-style: none;
    scroll-behavior: auto;
}

.scroll-container::-webkit-scrollbar {
    display: none;
}

/* --- Chambers --- */
.chamber {
    position: relative;
    flex: 0 0 100vw;
    width: 100vw;
    height: 100vh;
    overflow: hidden;
}

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

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

/* --- Parallax Layers --- */
.parallax-layer {
    will-change: transform;
}

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

.mid-layer {
    position: absolute;
    inset: 0;
    z-index: 1;
}

.fg-layer {
    z-index: 2;
}

/* --- Transition Zones --- */
.transition-zone {
    position: relative;
    flex: 0 0 30vw;
    width: 30vw;
    height: 100vh;
    overflow: hidden;
    background: linear-gradient(135deg, var(--midnight-ocean), var(--deep-chamber));
}

.transition-particles {
    position: absolute;
    inset: 0;
}

/* =========================================
   Chamber 1: The Descent
   ========================================= */
.chamber-1 {
    background: linear-gradient(180deg, var(--midnight-ocean) 0%, var(--deep-chamber) 100%);
}

.caustic-overlay {
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse at 50% 30%, rgba(0, 229, 255, 0.06) 0%, transparent 70%);
    filter: url(#caustic-overlay);
    opacity: 0;
    animation: causticFadeIn 1.5s 0.3s ease-out forwards;
}

@keyframes causticFadeIn {
    to { opacity: 1; }
}

/* Background architectural elements */
.bg-arch {
    position: absolute;
    width: 120px;
    border: 1px solid rgba(0, 229, 255, 0.04);
    border-radius: 60px 60px 0 0;
    border-bottom: none;
}

.arch-1 {
    height: 200px;
    left: 15%;
    bottom: 20%;
    opacity: 0.5;
}

.arch-2 {
    height: 280px;
    width: 160px;
    left: 45%;
    bottom: 15%;
    border-radius: 80px 80px 0 0;
    opacity: 0.35;
}

.arch-3 {
    height: 180px;
    width: 100px;
    right: 20%;
    bottom: 25%;
    border-radius: 50px 50px 0 0;
    opacity: 0.4;
}

.bg-column {
    position: absolute;
    width: 8px;
    background: linear-gradient(to top, transparent, rgba(0, 229, 255, 0.03));
    bottom: 0;
}

.col-1 { height: 60%; left: 15%; }
.col-2 { height: 75%; left: 45%; }
.col-3 { height: 55%; right: 20%; }

/* Decorative mid-layer elements */
.deco-jellyfish {
    position: absolute;
    width: 100px;
    top: 10%;
    right: 15%;
    animation: jellyDrift 15s ease-in-out infinite;
}

@keyframes jellyDrift {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    25% { transform: translateY(-15px) rotate(2deg); }
    50% { transform: translateY(5px) rotate(-1deg); }
    75% { transform: translateY(-10px) rotate(1deg); }
}

.mid-kelp {
    position: absolute;
    width: 40px;
    bottom: 0;
    left: 8%;
    animation: kelpSway 10s ease-in-out infinite;
}

@keyframes kelpSway {
    0%, 100% { transform: rotate(0deg) scaleY(1); transform-origin: bottom center; }
    50% { transform: rotate(3deg) scaleY(1.02); transform-origin: bottom center; }
}

/* Hero Title */
.hero-title-wrap {
    position: relative;
    margin-bottom: 2rem;
    padding-top: 15vh;
}

.hero-title-svg {
    display: none;
}

.hero-title {
    font-family: 'Caveat', cursive;
    font-weight: 700;
    font-size: clamp(3rem, 8vw, 7rem);
    color: var(--ghost-white);
    text-align: center;
    opacity: 0;
    animation: heroTitleReveal 2.5s 0.8s ease-out forwards;
    position: relative;
}

@keyframes heroTitleReveal {
    0% {
        opacity: 0;
        color: var(--bioluminescent-cyan);
        transform: translateY(20px);
        text-shadow: 0 0 40px rgba(0, 229, 255, 0.8), 0 0 80px rgba(0, 229, 255, 0.4);
    }
    60% {
        opacity: 1;
        color: var(--bioluminescent-cyan);
        text-shadow: 0 0 30px rgba(0, 229, 255, 0.6), 0 0 60px rgba(0, 229, 255, 0.3);
    }
    100% {
        opacity: 1;
        color: var(--ghost-white);
        transform: translateY(0);
        text-shadow: 0 0 20px rgba(0, 229, 255, 0.15), 0 0 40px rgba(0, 229, 255, 0.05);
    }
}

.hero-epigraph {
    font-family: 'Cormorant Garamond', serif;
    font-weight: 300;
    font-style: italic;
    font-size: clamp(0.95rem, 1.8vw, 1.3rem);
    color: var(--bleached-bone);
    text-align: center;
    opacity: 0;
    animation: epigraphFadeIn 1.2s 2s ease-out forwards;
    max-width: 600px;
    padding: 0 2rem;
}

@keyframes epigraphFadeIn {
    to {
        opacity: 0.7;
    }
}

/* =========================================
   Chamber 2 & 5: Manuscript Pages
   ========================================= */
.chamber-2 {
    background: linear-gradient(180deg, var(--deep-chamber) 0%, var(--midnight-ocean) 100%);
}

.bookshelf-silhouette {
    position: absolute;
    background: linear-gradient(to top, rgba(0, 229, 255, 0.02), transparent);
    width: 30px;
    bottom: 0;
}

.shelf-1 { height: 80%; left: 5%; width: 25px; }
.shelf-2 { height: 90%; left: 12%; width: 20px; }
.shelf-3 { height: 70%; right: 8%; width: 28px; }

.bookshelf-silhouette::before {
    content: '';
    position: absolute;
    top: 0;
    left: -5px;
    right: -5px;
    height: 3px;
    background: rgba(0, 229, 255, 0.03);
}

.deco-quill {
    position: absolute;
    width: 50px;
    right: 10%;
    top: 20%;
    opacity: 0.4;
    animation: quillFloat 12s ease-in-out infinite;
}

@keyframes quillFloat {
    0%, 100% { transform: translateY(0) rotate(-5deg); }
    50% { transform: translateY(-20px) rotate(5deg); }
}

/* Manuscript Page */
.manuscript-page {
    position: relative;
    width: 70vw;
    max-width: 900px;
    height: 80vh;
    max-height: 700px;
    background: var(--manuscript-dark);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.manuscript-page::before {
    content: '';
    position: absolute;
    inset: 0;
    background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='200' height='200'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='200' height='200' filter='url(%23noise)' opacity='0.03'/%3E%3C/svg%3E");
    border-radius: 8px;
    pointer-events: none;
}

.manuscript-border {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
}

.flourish-path {
    stroke-dasharray: 2000;
    stroke-dashoffset: 2000;
    transition: stroke-dashoffset 2.5s ease-out;
}

.manuscript-page.visible .flourish-path {
    stroke-dashoffset: 0;
}

.manuscript-content {
    padding: 15% 15%;
    position: relative;
    z-index: 1;
    max-height: 100%;
    overflow-y: auto;
    scrollbar-width: thin;
    scrollbar-color: var(--oxidized-gold) transparent;
}

.manuscript-content::-webkit-scrollbar {
    width: 4px;
}

.manuscript-content::-webkit-scrollbar-thumb {
    background: var(--oxidized-gold);
    border-radius: 2px;
}

.chamber-heading {
    font-family: 'Caveat', cursive;
    font-weight: 700;
    font-size: clamp(1.8rem, 4vw, 3.5rem);
    color: var(--ghost-white);
    margin-bottom: 1.5rem;
    text-shadow: 0 0 20px rgba(0, 229, 255, 0.1);
}

.manuscript-text {
    font-family: 'Cormorant Garamond', serif;
    font-weight: 400;
    font-size: clamp(1rem, 1.4vw, 1.2rem);
    color: var(--bleached-bone);
    line-height: 1.85;
    margin-bottom: 1.2rem;
    letter-spacing: 0.01em;
}

.manuscript-annotation {
    font-family: 'Homemade Apple', cursive;
    font-size: clamp(0.9rem, 1.5vw, 1.1rem);
    color: var(--spectral-teal);
    margin-top: 1.5rem;
    opacity: 0.7;
}

/* =========================================
   Chamber 3: Specimen Gallery
   ========================================= */
.chamber-3 {
    background: linear-gradient(180deg, var(--midnight-ocean) 0%, var(--abyssal-ground) 100%);
}

.deep-stars {
    position: absolute;
    inset: 0;
    background:
        radial-gradient(1px 1px at 10% 20%, rgba(0, 229, 255, 0.4), transparent),
        radial-gradient(1px 1px at 30% 50%, rgba(0, 229, 255, 0.3), transparent),
        radial-gradient(1.5px 1.5px at 55% 15%, rgba(20, 184, 166, 0.3), transparent),
        radial-gradient(1px 1px at 70% 65%, rgba(0, 229, 255, 0.25), transparent),
        radial-gradient(1px 1px at 85% 30%, rgba(138, 122, 82, 0.3), transparent),
        radial-gradient(1.5px 1.5px at 20% 80%, rgba(0, 229, 255, 0.3), transparent),
        radial-gradient(1px 1px at 45% 90%, rgba(20, 184, 166, 0.25), transparent),
        radial-gradient(1px 1px at 90% 85%, rgba(0, 229, 255, 0.35), transparent);
}

.deco-anglerfish {
    position: absolute;
    width: 180px;
    top: 8%;
    left: 10%;
    animation: anglerDrift 20s ease-in-out infinite;
}

@keyframes anglerDrift {
    0%, 100% { transform: translateX(0) translateY(0); }
    25% { transform: translateX(20px) translateY(-10px); }
    50% { transform: translateX(-10px) translateY(5px); }
    75% { transform: translateX(15px) translateY(-5px); }
}

.specimen-heading {
    margin-bottom: 2rem;
    text-align: center;
    width: 100%;
}

.specimen-cards {
    display: flex;
    flex-direction: column;
    gap: 1.2rem;
    max-height: 75vh;
    padding: 0 3rem;
    width: 100%;
    max-width: 700px;
}

.specimen-card {
    position: relative;
    display: flex;
    flex-direction: row;
    align-items: flex-start;
    gap: 1.2rem;
    padding: 1.2rem 1.5rem;
    background: rgba(15, 26, 58, 0.5);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    border: 1px solid rgba(0, 229, 255, 0.08);
    border-radius: 6px;
    transition: transform 0.2s ease-out, backdrop-filter 0.3s ease;
    cursor: default;
}

.specimen-card:hover {
    transform: scale(1.03);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border-color: rgba(0, 229, 255, 0.15);
}

.specimen-illustration {
    flex: 0 0 60px;
    width: 60px;
    height: 60px;
}

.specimen-illustration svg {
    width: 100%;
    height: 100%;
    transition: transform 3s ease-in-out;
}

.specimen-card:hover .specimen-illustration svg {
    animation: specimenBreathe 3s ease-in-out infinite;
}

@keyframes specimenBreathe {
    0%, 100% { transform: scale(1.0); }
    50% { transform: scale(1.05); }
}

.specimen-label {
    font-family: 'Homemade Apple', cursive;
    font-size: clamp(0.9rem, 1.5vw, 1.1rem);
    color: var(--bleached-bone);
    display: block;
    margin-bottom: 0.3rem;
    transition: color 0.2s ease-out;
}

.specimen-card:hover .specimen-label {
    color: var(--bioluminescent-cyan);
}

.specimen-rule {
    width: 100%;
    height: 1px;
    background: transparent;
    margin-bottom: 0.4rem;
    position: relative;
}

.specimen-rule::after {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    width: 0;
    height: 1px;
    background: var(--bioluminescent-cyan);
    transition: width 0.4s ease-out;
}

.specimen-card:hover .specimen-rule::after {
    width: 100%;
}

.specimen-note {
    font-family: 'Cormorant Garamond', serif;
    font-weight: 400;
    font-size: clamp(0.85rem, 1.2vw, 1rem);
    color: var(--bleached-bone);
    opacity: 0.8;
    line-height: 1.65;
}

.specimen-card .specimen-label,
.specimen-card .specimen-rule,
.specimen-card .specimen-note {
    flex: 1 1 auto;
}

/* Card inner layout fix */
.specimen-card {
    flex-wrap: wrap;
}

.specimen-illustration {
    flex: 0 0 60px;
}

.specimen-label {
    flex: 1 1 calc(100% - 75px);
}

.specimen-rule {
    flex: 1 1 100%;
}

.specimen-note {
    flex: 1 1 100%;
}


/* =========================================
   Chamber 4: Cartography Room
   ========================================= */
.chamber-4 {
    background: linear-gradient(180deg, var(--deep-chamber) 0%, var(--midnight-ocean) 100%);
}

.star-field {
    position: absolute;
    inset: 0;
}

.cartography-heading {
    margin-bottom: 1.5rem;
    text-align: center;
}

.cartography-chart {
    width: 80vw;
    max-width: 750px;
    position: relative;
}

.nav-chart {
    width: 100%;
    height: auto;
}

/* Chart animation classes */
.chart-frame,
.chart-grid,
.chart-compass,
.chart-routes {
    opacity: 0;
}

.chart-frame.visible {
    animation: chartElementReveal 1s ease-out forwards;
}

.chart-grid.visible {
    animation: chartElementReveal 0.8s 1s ease-out forwards;
}

.chart-compass.visible {
    animation: chartElementReveal 1.2s 1.8s ease-out forwards;
}

.chart-routes.visible {
    animation: chartElementReveal 0.8s 2.5s ease-out forwards;
}

.chart-labels {
    opacity: 0;
}

.chart-labels.visible {
    animation: chartElementReveal 0.6s 3.2s ease-out forwards;
}

@keyframes chartElementReveal {
    from {
        opacity: 0;
        transform: translateY(5px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.chart-label-text {
    font-family: 'Homemade Apple', cursive;
    font-size: 11px;
    fill: var(--bleached-bone);
    opacity: 0.7;
}

.compass-label {
    font-size: 12px;
    fill: var(--bioluminescent-cyan);
    opacity: 0.8;
}

/* Chart draw animation via stroke-dasharray */
.chart-frame rect,
.chart-frame line,
.chart-grid line,
.chart-compass circle,
.chart-compass line,
.chart-compass polygon,
.chart-routes path {
    stroke-dasharray: 3000;
    stroke-dashoffset: 3000;
}

.chart-frame.visible rect,
.chart-frame.visible line {
    animation: drawLine 1.5s ease-out forwards;
}

.chart-grid.visible line {
    animation: drawLine 1.2s 0.8s ease-out forwards;
}

.chart-compass.visible circle,
.chart-compass.visible line,
.chart-compass.visible polygon {
    animation: drawLine 1.5s 1.5s ease-out forwards;
}

.chart-routes.visible path {
    animation: drawLine 1.5s 2.2s ease-out forwards;
}

@keyframes drawLine {
    to { stroke-dashoffset: 0; }
}


/* =========================================
   Chamber 5: The Archive
   ========================================= */
.chamber-5 {
    background: var(--abyssal-ground);
}

.deep-abyss {
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse at 50% 50%, transparent 30%, rgba(6, 10, 30, 0.6) 70%, var(--abyssal-ground) 100%);
}

.deco-cephalopod {
    position: absolute;
    width: 150px;
    bottom: 10%;
    right: 12%;
    animation: cephalopodDrift 18s ease-in-out infinite;
}

@keyframes cephalopodDrift {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    30% { transform: translateY(-15px) rotate(3deg); }
    60% { transform: translateY(8px) rotate(-2deg); }
}

.manuscript-page-archive {
    background: rgba(6, 10, 30, 0.7);
}

/* Depth Fog (progressive vignette) */
.chamber-1::after { content: ''; position: absolute; inset: 0; pointer-events: none; z-index: 3; background: radial-gradient(ellipse at 50% 50%, transparent 60%, rgba(6, 10, 30, 0.15) 100%); }
.chamber-2::after { content: ''; position: absolute; inset: 0; pointer-events: none; z-index: 3; background: radial-gradient(ellipse at 50% 50%, transparent 55%, rgba(6, 10, 30, 0.25) 100%); }
.chamber-3::after { content: ''; position: absolute; inset: 0; pointer-events: none; z-index: 3; background: radial-gradient(ellipse at 50% 50%, transparent 50%, rgba(6, 10, 30, 0.35) 100%); }
.chamber-4::after { content: ''; position: absolute; inset: 0; pointer-events: none; z-index: 3; background: radial-gradient(ellipse at 50% 50%, transparent 45%, rgba(6, 10, 30, 0.45) 100%); }
.chamber-5::after { content: ''; position: absolute; inset: 0; pointer-events: none; z-index: 3; background: radial-gradient(ellipse at 50% 50%, transparent 30%, rgba(6, 10, 30, 0.6) 100%); }

/* Colophon */
.colophon {
    margin-top: 2rem;
    padding-top: 1.5rem;
}

.colophon-rule {
    width: 60%;
    height: 1px;
    background: linear-gradient(to right, transparent, var(--oxidized-gold), transparent);
    margin: 0 auto 1.5rem;
    opacity: 0.5;
}

.colophon-text {
    font-family: 'Cormorant Garamond', serif;
    font-weight: 300;
    font-size: clamp(0.85rem, 1.2vw, 1rem);
    color: var(--bleached-bone);
    text-align: center;
    opacity: 0.6;
    margin-bottom: 0.4rem;
}

.closing-epigraph {
    font-style: italic;
    color: var(--spectral-teal);
    margin-top: 1rem;
    opacity: 0.5;
}


/* =========================================
   Progress Bar
   ========================================= */
.progress-bar {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--deep-chamber);
    z-index: 100;
}

.progress-fill {
    height: 100%;
    width: 0%;
    background: linear-gradient(to right, var(--deep-chamber), var(--bioluminescent-cyan));
    transition: width 0.1s linear;
}

.progress-marker {
    position: absolute;
    top: -4px;
    transform: translateX(-50%);
    z-index: 101;
}

.marker-diamond {
    display: block;
    width: 8px;
    height: 8px;
    background: var(--midnight-ocean);
    border: 1px solid var(--bioluminescent-cyan);
    transform: rotate(45deg);
    opacity: 0.5;
    transition: opacity 0.3s ease, background 0.3s ease;
}

.progress-marker.active .marker-diamond {
    background: var(--bioluminescent-cyan);
    opacity: 1;
    box-shadow: 0 0 8px rgba(0, 229, 255, 0.5);
}

/* Initial pulse animation on progress bar */
.progress-bar.pulse .progress-fill {
    animation: progressPulse 2s ease-in-out 3s 3;
}

@keyframes progressPulse {
    0%, 100% { box-shadow: none; }
    50% { box-shadow: 0 0 10px rgba(0, 229, 255, 0.4); }
}


/* =========================================
   Depth Gauge
   ========================================= */
.depth-gauge {
    position: fixed;
    bottom: 20px;
    right: 20px;
    z-index: 100;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
}

.depth-label {
    font-family: 'Fira Code', monospace;
    font-weight: 300;
    font-size: 0.65rem;
    color: var(--bleached-bone);
    opacity: 0.4;
    text-transform: uppercase;
    letter-spacing: 0.15em;
}

.depth-number {
    font-family: 'Homemade Apple', cursive;
    font-size: 1.3rem;
    color: var(--bioluminescent-cyan);
    text-shadow: 0 0 10px rgba(0, 229, 255, 0.3);
}


/* =========================================
   Particle Field
   ========================================= */
.particle-field {
    position: fixed;
    inset: 0;
    z-index: 50;
    pointer-events: none;
    overflow: hidden;
}

.particle {
    position: absolute;
    border-radius: 50%;
    opacity: 0;
    animation: particleDrift linear infinite;
}

@keyframes particleDrift {
    0% {
        opacity: 0;
        transform: translateY(100vh) translateX(0);
    }
    10% {
        opacity: var(--particle-opacity, 0.3);
    }
    90% {
        opacity: var(--particle-opacity, 0.3);
    }
    100% {
        opacity: 0;
        transform: translateY(-20px) translateX(var(--particle-drift-x, 30px));
    }
}


/* =========================================
   Chamber Content Visibility (fade in/out)
   ========================================= */
.chamber-content {
    opacity: 0;
    transition: opacity 0.6s ease-out;
}

.chamber-content.visible {
    opacity: 1;
}

/* Chamber 1 always visible initially for entry animation */
.chamber-1 .chamber-content {
    opacity: 1;
}


/* =========================================
   Underwater Text Wobble Animation
   ========================================= */
.wobble-char {
    display: inline-block;
    animation: textWobble var(--wobble-duration, 7s) ease-in-out infinite;
    animation-delay: var(--wobble-delay, 0s);
}

@keyframes textWobble {
    0%, 100% { transform: translateY(0); }
    25% { transform: translateY(-1.5px); }
    75% { transform: translateY(1.5px); }
}


/* =========================================
   Responsive: Below 768px
   ========================================= */
@media (max-width: 768px) {
    .transition-zone {
        display: none;
    }

    .chamber {
        flex: 0 0 100vw;
    }

    .manuscript-page {
        width: 92vw;
        height: 85vh;
    }

    .manuscript-content {
        padding: 8% 8%;
    }

    .specimen-cards {
        padding: 0 1.5rem;
        gap: 0.8rem;
    }

    .specimen-card {
        padding: 0.8rem 1rem;
    }

    .specimen-illustration {
        flex: 0 0 45px;
        width: 45px;
        height: 45px;
    }

    .cartography-chart {
        width: 92vw;
    }

    .depth-gauge {
        top: 15px;
        right: 15px;
        bottom: auto;
    }

    .progress-marker .marker-diamond {
        display: none;
    }

    .hero-title {
        font-size: clamp(2.5rem, 10vw, 4rem);
    }

    .chamber-heading {
        font-size: clamp(1.5rem, 6vw, 2.5rem);
    }

    .deco-jellyfish,
    .deco-anglerfish,
    .deco-cephalopod,
    .deco-quill {
        opacity: 0.15;
    }

    .bg-arch,
    .bg-column,
    .bookshelf-silhouette {
        opacity: 0.02;
    }
}