/* ==========================================================================
   WHALE DIVING DEPTHS - Studio Kenzo
   A scrollytelling data visualization
   ========================================================================== */

/* --------------------------------------------------------------------------
   CSS Custom Properties (Design Tokens)
   -------------------------------------------------------------------------- */
:root {
    /* Studio Kenzo Brand Colors */
    --color-deep-blue: #1f01ba;
    --color-bright-red: #fc0605;
    --color-yellow: #ffd200;
    --color-green: #079100;
    --color-light-blue: #b6d8f7;
    --color-cream: #faf8f5;
    --color-warm-white: #fffef9;

    /* Ocean Zone Colors */
    --zone-surface: #87ceeb;
    --zone-epipelagic: #4fa4d4;
    --zone-mesopelagic: #1a5276;
    --zone-bathypelagic: #0a1628;
    --zone-abyssal: #050a0f;

    /* Gradients */
    --gradient-sunlight: linear-gradient(180deg, #87ceeb 0%, #4fa4d4 100%);
    --gradient-twilight: linear-gradient(180deg, #4fa4d4 0%, #1a5276 50%, #0d2840 100%);
    --gradient-midnight: linear-gradient(180deg, #0d2840 0%, #0a1628 50%, #050a0f 100%);

    /* Typography */
    --font-display: 'Boldonse', system-ui, sans-serif;
    --font-body: 'Bitter', Georgia, serif;

    /* Spacing */
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 2rem;
    --space-xl: 4rem;
    --space-2xl: 8rem;

    /* Sizing */
    --max-width: 1200px;
    --depth-scale: 0.5; /* 1m = 0.5px by default, adjusted by JS */

    /* Animation */
    --ease-out-expo: cubic-bezier(0.16, 1, 0.3, 1);
    --ease-in-out-sine: cubic-bezier(0.37, 0, 0.63, 1);

    /* Texture overlay */
    --noise-opacity: 0.03;
}

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

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.6;
    color: var(--color-warm-white);
    background-color: var(--zone-surface);
    overflow-x: hidden;
}

/* Noise texture overlay for that handmade feel */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    opacity: var(--noise-opacity);
    z-index: 9999;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    color: var(--color-light-blue);
    text-decoration-thickness: 1px;
    text-underline-offset: 2px;
    transition: color 0.2s ease;
}

a:hover {
    color: var(--color-yellow);
}

/* --------------------------------------------------------------------------
   Depth Indicator (Fixed Sidebar)
   -------------------------------------------------------------------------- */
.depth-indicator {
    position: fixed;
    right: var(--space-lg);
    top: 50%;
    transform: translateY(-50%);
    z-index: 100;
    display: flex;
    align-items: center;
    gap: var(--space-md);
    pointer-events: none;
}

.depth-indicator__track {
    width: 4px;
    height: 300px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 2px;
    position: relative;
    overflow: hidden;
}

.depth-indicator__fill {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 0%;
    background: var(--color-light-blue);
    border-radius: 2px;
    transition: height 0.1s ease;
}

.depth-indicator__marker {
    position: absolute;
    left: 50%;
    top: 0%;
    transform: translate(-50%, -50%);
    display: flex;
    align-items: baseline;
    gap: 2px;
    background: var(--color-deep-blue);
    padding: var(--space-xs) var(--space-sm);
    border-radius: 4px;
    white-space: nowrap;
    transition: top 0.1s ease;
}

.depth-indicator__value {
    font-family: var(--font-body);
    font-size: 1rem;
    font-weight: 700;
    color: var(--color-warm-white);
}

.depth-indicator__unit {
    font-family: var(--font-body);
    font-size: 0.75rem;
    color: var(--color-light-blue);
}

.depth-indicator__labels {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    height: 300px;
    font-family: var(--font-display);
    font-size: 0.5rem;
    color: rgba(255, 255, 255, 0.4);
    text-transform: uppercase;
    letter-spacing: 0.02em;
}

@media (max-width: 768px) {
    .depth-indicator {
        right: var(--space-sm);
    }

    .depth-indicator__labels {
        display: none;
    }

    .depth-indicator__track {
        height: 200px;
    }
}

/* --------------------------------------------------------------------------
   Hero Section
   -------------------------------------------------------------------------- */
.hero-section {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    padding: var(--space-xl);
    position: relative;
    background: #fff;
}

.hero-content {
    max-width: 800px;
    z-index: 10;
}

.hero-title {
    font-family: var(--font-display);
    font-size: clamp(2.5rem, 8vw, 5rem);
    font-weight: 400;
    line-height: 1.2;
    margin-bottom: var(--space-lg);
    text-transform: uppercase;
    color: #000;
}

.hero-title__line {
    display: block;
    margin-bottom: 1rem;
}

.hero-title__line--accent {
    color: var(--color-deep-blue);
    font-style: italic;
}

.hero-intro {
    font-size: clamp(1rem, 2.5vw, 1.25rem);
    max-width: 500px;
    margin: 0 auto var(--space-xl);
    color: rgba(0, 0, 0, 0.7);
}

.hero-scroll-prompt {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-sm);
    color: var(--color-deep-blue);
    font-family: var(--font-display);
    font-size: 0.6rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    animation: bounce 2s ease-in-out infinite;
}

.hero-scroll-icon {
    width: 24px;
    height: 24px;
}

@keyframes bounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(8px); }
}

.hero-surface {
    display: none;
}

.surface-waves {
    display: none;
}

/* Texture Overlay - Studio Kenzo signature (ocean section only) */
.texture-overlay {
    display: none;
}

/* Ocean texture overlay - subtle radial light patterns */
.ocean-texture-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 5;
    background:
        /* Soft light shafts from above */
        radial-gradient(ellipse 80% 50% at 20% 0%, rgba(255, 255, 255, 0.08) 0%, transparent 50%),
        radial-gradient(ellipse 60% 40% at 60% 0%, rgba(182, 216, 247, 0.06) 0%, transparent 45%),
        radial-gradient(ellipse 70% 45% at 85% 0%, rgba(255, 255, 255, 0.05) 0%, transparent 40%),
        /* Deeper ambient glow */
        radial-gradient(ellipse 100% 80% at 50% 30%, rgba(79, 164, 212, 0.04) 0%, transparent 60%);
}

@keyframes waves {
    0% { background-position-x: 0; }
    100% { background-position-x: 1200px; }
}

/* --------------------------------------------------------------------------
   Ocean Visualization Container
   -------------------------------------------------------------------------- */
.ocean-viz {
    position: relative;
    min-height: 300vh;
    background: linear-gradient(
        180deg,
        var(--zone-epipelagic) 0%,
        var(--zone-mesopelagic) 20%,
        var(--zone-bathypelagic) 50%,
        var(--zone-abyssal) 80%,
        #000 100%
    );
}

/* --------------------------------------------------------------------------
   Ocean Zones
   -------------------------------------------------------------------------- */
.ocean-zone {
    padding: var(--space-xl) var(--space-lg);
    position: relative;
}

.zone-label {
    position: sticky;
    top: var(--space-lg);
    z-index: 20;
    display: inline-flex;
    flex-direction: column;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(8px);
    padding: var(--space-md) var(--space-lg);
    border-radius: 8px;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.zone-name {
    font-family: var(--font-display);
    font-size: clamp(1.2rem, 3vw, 1.5rem);
    font-weight: 400;
    margin-bottom: var(--space-xs);
    text-transform: uppercase;
}

.zone-scientific {
    font-family: var(--font-body);
    font-size: 0.75rem;
    font-style: italic;
    color: var(--color-light-blue);
    letter-spacing: 0.05em;
}

.zone-depth {
    font-family: var(--font-body);
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.6);
    margin-top: var(--space-xs);
}

.zone-info {
    max-width: 400px;
    margin-top: var(--space-md);
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.7);
}

.zone-creatures {
    margin-top: var(--space-lg);
    font-style: italic;
    color: rgba(255, 255, 255, 0.4);
}

/* Specific zone styling */
.zone-epipelagic {
    min-height: 60vh;
}

.zone-mesopelagic {
    min-height: 80vh;
}

.zone-bathypelagic {
    min-height: 100vh;
}

/* --------------------------------------------------------------------------
   Depth Markers
   -------------------------------------------------------------------------- */
.depth-marker {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-md);
}

.depth-marker::before {
    content: '';
    width: 40px;
    height: 2px;
    background: rgba(255, 255, 255, 0.3);
}

.depth-marker__label {
    font-family: var(--font-display);
    font-size: 0.5rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: rgba(255, 255, 255, 0.6);
}

.depth-marker__depth {
    font-family: var(--font-body);
    font-weight: 700;
}

/* --------------------------------------------------------------------------
   Human Markers
   -------------------------------------------------------------------------- */
.human-marker {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-lg);
    margin: var(--space-lg) 0;
    background: rgba(255, 255, 255, 0.05);
    border-left: 3px solid var(--color-yellow);
    border-radius: 0 8px 8px 0;
    max-width: 400px;
}

.human-icon {
    flex-shrink: 0;
}

.diver-svg {
    width: 32px;
    height: 64px;
    color: var(--color-yellow);
}

.human-info {
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
}

.human-label {
    font-size: 0.875rem;
    font-weight: 500;
}

.human-depth {
    font-family: var(--font-body);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--color-yellow);
}

.human-note {
    font-size: 0.75rem;
    color: rgba(255, 255, 255, 0.5);
    font-style: italic;
}

.human-marker--record {
    border-left-color: var(--color-bright-red);
}

.human-marker--record .human-depth {
    color: var(--color-bright-red);
}

.human-marker--saturation {
    border-left-color: var(--color-green);
}

.human-marker--saturation .human-depth {
    color: var(--color-green);
}

/* --------------------------------------------------------------------------
   Whale Cards
   -------------------------------------------------------------------------- */
.whale-card {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-xl);
    align-items: center;
    max-width: var(--max-width);
    margin: var(--space-2xl) auto;
    padding: var(--space-xl);
    opacity: 0;
    transform: translateY(50px);
    transition: opacity 0.8s var(--ease-out-expo),
                transform 0.8s var(--ease-out-expo);
}

.whale-card.is-visible {
    opacity: 1;
    transform: translateY(0);
}

.whale-card:nth-child(even) {
    direction: rtl;
}

.whale-card:nth-child(even) > * {
    direction: ltr;
}

.whale-image-container {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
}

.whale-image {
    max-height: 300px;
    width: auto;
    filter: drop-shadow(0 20px 40px rgba(0, 0, 0, 0.5));
    transition: transform 0.5s var(--ease-out-expo);
}

.whale-card:hover .whale-image {
    transform: scale(1.05) translateY(-10px);
}

/* Placeholder for missing images */
.whale-image[src*=".png"]:not([src=""]) {
    /* Actual image loaded */
}

.whale-image-container::after {
    content: attr(data-whale-name);
    position: absolute;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 200px;
    height: 100px;
    background: rgba(255, 255, 255, 0.1);
    border: 2px dashed rgba(255, 255, 255, 0.2);
    border-radius: 8px;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: rgba(255, 255, 255, 0.4);
    opacity: 0;
    pointer-events: none;
}

.whale-image[src=""],
.whale-image:not([src]) {
    display: none;
}

.whale-image[src=""]+.whale-image-container::after,
.whale-image:not([src])+.whale-image-container::after {
    opacity: 1;
}

.whale-info {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.whale-name {
    font-family: var(--font-display);
    font-size: clamp(1.5rem, 4vw, 2rem);
    font-weight: 400;
    line-height: 1.1;
    text-transform: uppercase;
}

.whale-scientific {
    font-family: var(--font-body);
    font-size: 0.875rem;
    font-style: italic;
    color: var(--color-light-blue);
}

.whale-stats {
    display: flex;
    gap: var(--space-lg);
    margin: var(--space-sm) 0;
}

.stat {
    display: flex;
    flex-direction: column;
}

.stat-value {
    font-family: var(--font-body);
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--color-warm-white);
}

.stat-label {
    font-family: var(--font-display);
    font-size: 0.5rem;
    text-transform: uppercase;
    letter-spacing: 0.02em;
    color: rgba(255, 255, 255, 0.5);
}

.whale-note {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.7);
    max-width: 400px;
}

.whale-prey {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-sm);
}

.prey-tag {
    font-family: var(--font-body);
    font-size: 0.75rem;
    padding: var(--space-xs) var(--space-sm);
    background: rgba(255, 255, 255, 0.1);
    border-radius: 4px;
    color: rgba(255, 255, 255, 0.7);
}

.whale-source {
    font-size: 0.75rem;
    color: rgba(255, 255, 255, 0.4);
}

.whale-source cite {
    font-style: normal;
}

/* Featured whale (Sperm Whale) */
.whale-card--featured {
    background: linear-gradient(135deg, rgba(31, 1, 186, 0.2), rgba(0, 0, 0, 0.3));
    border-radius: 16px;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

/* Champion whale (Cuvier's Beaked Whale) */
.whale-card--champion {
    grid-template-columns: 1fr;
    text-align: center;
    background: linear-gradient(135deg, rgba(252, 6, 5, 0.1), rgba(255, 210, 0, 0.1));
    border-radius: 24px;
    border: 2px solid var(--color-yellow);
    padding: var(--space-2xl);
    position: relative;
}

.whale-card--champion .whale-image-container {
    margin-bottom: var(--space-xl);
}

.whale-card--champion .whale-image {
    max-height: 400px;
}

.whale-card--champion .whale-info {
    align-items: center;
}

.whale-card--champion .whale-name {
    font-size: clamp(2rem, 6vw, 3rem);
}

.whale-stats--champion {
    justify-content: center;
    gap: var(--space-2xl);
}

.stat--highlight .stat-value {
    font-size: 2.5rem;
    color: var(--color-yellow);
}

.stat--highlight .stat-label {
    color: var(--color-yellow);
}

.champion-badge {
    position: absolute;
    top: -20px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--color-bright-red);
    color: var(--color-warm-white);
    padding: var(--space-sm) var(--space-lg);
    border-radius: 100px;
    font-family: var(--font-display);
    font-size: 0.6rem;
    font-weight: 400;
    text-transform: uppercase;
    letter-spacing: 0.02em;
    white-space: nowrap;
}

/* --------------------------------------------------------------------------
   Record Section (before champion)
   -------------------------------------------------------------------------- */
.record-section {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-2xl);
    min-height: 50vh;
}

.record-reveal {
    display: flex;
    align-items: center;
    gap: var(--space-lg);
    opacity: 0;
    transform: scale(0.8);
    transition: opacity 1s var(--ease-out-expo),
                transform 1s var(--ease-out-expo);
}

.record-reveal.is-visible {
    opacity: 1;
    transform: scale(1);
}

.record-line {
    width: 100px;
    height: 2px;
    background: var(--color-yellow);
}

.record-depth {
    font-family: var(--font-display);
    font-size: clamp(1.5rem, 4vw, 2.5rem);
    font-weight: 400;
    color: var(--color-yellow);
    white-space: nowrap;
    text-transform: uppercase;
}

/* --------------------------------------------------------------------------
   Perspective Section
   -------------------------------------------------------------------------- */
.perspective-section {
    padding: var(--space-2xl);
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.perspective-title {
    font-family: var(--font-display);
    font-size: clamp(1.2rem, 3vw, 1.5rem);
    font-weight: 400;
    margin-bottom: var(--space-xl);
    color: rgba(255, 255, 255, 0.6);
    text-transform: uppercase;
}

.perspective-comparisons {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--space-lg);
    margin-bottom: var(--space-xl);
}

.comparison {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-lg);
    background: rgba(255, 255, 255, 0.05);
    border-radius: 12px;
}

.comparison-icon {
    font-size: 2rem;
}

.comparison-text {
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.7);
}

.perspective-note {
    font-size: 1.25rem;
    color: rgba(255, 255, 255, 0.8);
}

.perspective-note strong {
    color: var(--color-yellow);
}

/* --------------------------------------------------------------------------
   Footer / Sources
   -------------------------------------------------------------------------- */
.sources-footer {
    background: #000;
    padding: var(--space-2xl) var(--space-lg);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.sources-content {
    max-width: var(--max-width);
    margin: 0 auto;
}

.methodology,
.sources-summary {
    margin-bottom: var(--space-xl);
}

.methodology h3,
.sources-summary h3 {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: var(--space-md);
    color: var(--color-light-blue);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.methodology p,
.sources-summary p {
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.7);
    max-width: 700px;
}

.bibliography-details {
    margin-bottom: var(--space-xl);
}

.bibliography-details summary {
    font-family: var(--font-display);
    font-size: 0.7rem;
    color: var(--color-light-blue);
    cursor: pointer;
    padding: var(--space-sm) 0;
    text-transform: uppercase;
}

.bibliography-details summary:hover {
    color: var(--color-yellow);
}

.bibliography-list {
    list-style: none;
    margin-top: var(--space-md);
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.bibliography-list li {
    font-size: 0.8rem;
    color: rgba(255, 255, 255, 0.6);
    padding-left: var(--space-md);
    border-left: 2px solid rgba(255, 255, 255, 0.1);
}

.bibliography-list em {
    color: rgba(255, 255, 255, 0.8);
}

.credits {
    padding-top: var(--space-xl);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    text-align: center;
}

.credits p {
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.6);
}

.credits a {
    color: var(--color-warm-white);
    font-weight: 500;
}

.credits-note {
    font-size: 0.75rem;
    margin-top: var(--space-sm);
    color: rgba(255, 255, 255, 0.4);
}

/* --------------------------------------------------------------------------
   Tooltip
   -------------------------------------------------------------------------- */
.tooltip {
    position: fixed;
    z-index: 1000;
    pointer-events: none;
    opacity: 0;
    transform: translateY(10px);
    transition: opacity 0.2s ease, transform 0.2s ease;
}

.tooltip.is-visible {
    opacity: 1;
    transform: translateY(0);
}

.tooltip-content {
    background: rgba(0, 0, 0, 0.9);
    backdrop-filter: blur(8px);
    padding: var(--space-md);
    border-radius: 8px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    max-width: 300px;
}

.tooltip h4 {
    font-size: 1rem;
    margin-bottom: var(--space-sm);
}

.tooltip p {
    font-size: 0.8rem;
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: var(--space-xs);
}

.tooltip .source {
    font-size: 0.7rem;
    color: rgba(255, 255, 255, 0.4);
    font-style: italic;
}

/* --------------------------------------------------------------------------
   Responsive Design
   -------------------------------------------------------------------------- */
@media (max-width: 1024px) {
    .whale-card {
        grid-template-columns: 1fr;
        text-align: center;
        gap: var(--space-lg);
    }

    .whale-card:nth-child(even) {
        direction: ltr;
    }

    .whale-info {
        align-items: center;
    }

    .whale-stats {
        justify-content: center;
    }

    .whale-note {
        max-width: 100%;
    }
}

@media (max-width: 768px) {
    :root {
        --space-xl: 2rem;
        --space-2xl: 4rem;
    }

    .hero-section {
        padding: var(--space-lg);
    }

    .zone-label {
        position: relative;
        top: 0;
    }

    .whale-card {
        padding: var(--space-lg);
    }

    .whale-image {
        max-height: 200px;
    }

    .whale-card--champion .whale-image {
        max-height: 250px;
    }

    .whale-card--champion .whale-name {
        font-size: 2rem;
    }

    .whale-stats--champion {
        gap: var(--space-lg);
    }

    .stat--highlight .stat-value {
        font-size: 1.75rem;
    }

    .record-line {
        width: 50px;
    }
}

@media (max-width: 480px) {
    .whale-stats {
        flex-direction: column;
        gap: var(--space-md);
    }

    .perspective-comparisons {
        grid-template-columns: 1fr;
    }
}

/* --------------------------------------------------------------------------
   Accessibility
   -------------------------------------------------------------------------- */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }

    html {
        scroll-behavior: auto;
    }
}

/* Focus styles */
a:focus-visible,
button:focus-visible,
summary:focus-visible {
    outline: 2px solid var(--color-yellow);
    outline-offset: 2px;
}

/* Skip link */
.skip-link {
    position: absolute;
    top: -100%;
    left: 50%;
    transform: translateX(-50%);
    background: var(--color-deep-blue);
    color: var(--color-warm-white);
    padding: var(--space-sm) var(--space-md);
    border-radius: 4px;
    z-index: 10000;
}

.skip-link:focus {
    top: var(--space-md);
}

/* Screen reader only */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* --------------------------------------------------------------------------
   Print Styles
   -------------------------------------------------------------------------- */
@media print {
    body {
        background: white;
        color: black;
    }

    .depth-indicator,
    .hero-scroll-prompt,
    .surface-waves {
        display: none;
    }

    .whale-card {
        page-break-inside: avoid;
        opacity: 1;
        transform: none;
    }
}