/* ============================================
   judge.quest - Vaporwave Judicial
   Fonts: Josefin Sans, Nunito Sans, IBM Plex Mono (Google Fonts)
   Palette: ocean-deep
   Aesthetic: vaporwave-judicial
   ============================================ */

/* --- CSS Custom Properties --- */
:root {
    /* Palette: ocean-deep */
    --deep-ocean: #071e2e;
    --abyssal-teal: #0a3d5c;
    --twilight-azure: #1a6b8a;
    --sunlit-aqua: #4fc1c9;
    --coral-sunrise: #e07c5a;
    --vaporwave-pink: #e8a0bf;
    --parchment-cream: #f0ede6;
    --pearl-white: #faf8f4;
    --deep-graphite: #2a2a3a;
    --pale-mist: #d4dbe6;

    /* Gradient Definitions */
    --gradient-ocean: linear-gradient(175deg, #071e2e 0%, #0a3d5c 35%, #1a6b8a 60%, #4fc1c9 85%, #e8a0bf 100%);
    --gradient-coral: linear-gradient(90deg, #e07c5a 0%, #e8a0bf 100%);
    --ruled-lines: repeating-linear-gradient(180deg, transparent 0px, transparent 27px, rgba(10,61,92,0.04) 27px, rgba(10,61,92,0.04) 28px);

    /* Typography: geometric-sans */
    --font-display: 'Josefin Sans', sans-serif;
    --font-body: 'Nunito Sans', sans-serif;
    --font-mono: 'IBM Plex Mono', monospace;

    /* Animation Easings */
    --spring-ease: cubic-bezier(0.34, 1.56, 0.64, 1);
    --smooth-ease: cubic-bezier(0.22, 1, 0.36, 1);
}

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

html {
    scroll-behavior: smooth;
    overflow-x: hidden;
}

body {
    font-family: var(--font-body);
    font-weight: 300;
    color: var(--deep-graphite);
    background-color: var(--pearl-white);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ============================================
   ACT 1: THE ATRIUM (Hero, 100vh)
   ============================================ */
.hero {
    position: relative;
    width: 100%;
    height: 100vh;
    min-height: 600px;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Ocean Horizon gradient background */
.hero-gradient {
    position: absolute;
    inset: 0;
    background: var(--gradient-ocean);
    z-index: 1;
}

/* Duotone courthouse photograph background (CSS-generated architectural pattern) */
.courthouse-bg {
    position: absolute;
    inset: 0;
    z-index: 2;
    opacity: 0;
    transition: opacity 1.2s ease-out;
    /* CSS-generated neoclassical facade suggestion: vertical columns + horizontal entablature */
    background:
        /* Vertical columns */
        repeating-linear-gradient(
            90deg,
            transparent 0px,
            transparent 38px,
            rgba(10,61,92,0.12) 38px,
            rgba(10,61,92,0.18) 42px,
            transparent 42px,
            transparent 80px
        ),
        /* Horizontal entablature lines */
        repeating-linear-gradient(
            0deg,
            transparent 0px,
            transparent 3px,
            rgba(10,61,92,0.1) 3px,
            rgba(10,61,92,0.1) 4px
        ),
        /* Subtle tonal wash */
        linear-gradient(to bottom, rgba(10,61,92,0.3) 0%, rgba(10,61,92,0.5) 100%);
    background-size: cover;
    mix-blend-mode: overlay;
    filter: grayscale(1) contrast(1.1) brightness(0.9);
}

.courthouse-bg.visible {
    opacity: 0.15;
}

/* Faint vaporwave grid overlay (1px aqua lines at ~3% opacity) */
.hero-grid-overlay {
    position: absolute;
    inset: 0;
    z-index: 3;
    opacity: 0.03;
    background:
        repeating-linear-gradient(
            0deg,
            transparent 0px,
            transparent 39px,
            var(--sunlit-aqua) 39px,
            var(--sunlit-aqua) 40px
        ),
        repeating-linear-gradient(
            90deg,
            transparent 0px,
            transparent 39px,
            var(--sunlit-aqua) 39px,
            var(--sunlit-aqua) 40px
        );
    pointer-events: none;
}

/* Book spine decorative strip along left edge */
.book-spines {
    position: absolute;
    left: 0;
    top: 0;
    width: 40px;
    height: 100%;
    z-index: 5;
    background:
        linear-gradient(to right,
            var(--abyssal-teal) 0px, var(--abyssal-teal) 6px,
            var(--coral-sunrise) 6px, var(--coral-sunrise) 10px,
            var(--twilight-azure) 10px, var(--twilight-azure) 18px,
            var(--vaporwave-pink) 18px, var(--vaporwave-pink) 22px,
            var(--abyssal-teal) 22px, var(--abyssal-teal) 26px,
            var(--coral-sunrise) 26px, var(--coral-sunrise) 32px,
            var(--twilight-azure) 32px, var(--twilight-azure) 35px,
            var(--vaporwave-pink) 35px, var(--vaporwave-pink) 38px,
            transparent 38px
        );
    opacity: 0.7;
}

/* Vaporwave perspective grid at bottom third */
.perspective-grid {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 35%;
    z-index: 3;
    opacity: 0;
    transition: opacity 1.2s ease-out;
    perspective: 400px;
    overflow: hidden;
}

.perspective-grid::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
        repeating-linear-gradient(
            0deg,
            transparent 0px,
            transparent 24px,
            rgba(79,193,201,0.06) 24px,
            rgba(79,193,201,0.06) 25px
        ),
        repeating-linear-gradient(
            90deg,
            transparent 0px,
            transparent 60px,
            rgba(79,193,201,0.04) 60px,
            rgba(79,193,201,0.04) 61px
        );
    transform: rotateX(60deg);
    transform-origin: center top;
}

.perspective-grid.visible {
    opacity: 1;
}

/* Glass panel (vaporwave-chrome translucency) */
.glass-panel {
    position: relative;
    z-index: 10;
    text-align: center;
    padding: 3rem 4rem;
    background: rgba(250,248,244,0.06);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    border: 1px solid rgba(255,255,255,0.15);
    border-radius: 4px;
}

/* Hero title: chrome gradient text */
.hero-title {
    font-family: var(--font-display);
    font-weight: 600;
    font-size: clamp(3rem, 8vw, 7rem);
    letter-spacing: 0.06em;
    line-height: 1.1;
    text-transform: uppercase;
    color: transparent;
    min-height: 1.2em;
}

/* Individual letter spans with chrome gradient and spring entrance */
.hero-title .letter {
    display: inline-block;
    opacity: 0;
    transform: translateY(20px) scale(0.9);
    background: linear-gradient(135deg, var(--sunlit-aqua) 0%, var(--twilight-azure) 40%, var(--pearl-white) 60%, var(--vaporwave-pink) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: letterAppear 500ms var(--spring-ease) forwards;
}

/* Dot character in coral */
.hero-title .letter.dot {
    -webkit-text-fill-color: var(--coral-sunrise);
    background: none;
}

@keyframes letterAppear {
    0% {
        opacity: 0;
        transform: translateY(20px) scale(0.9);
    }
    100% {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

/* Hero subtitle */
.hero-subtitle {
    font-family: var(--font-display);
    font-weight: 300;
    font-size: clamp(1rem, 2.5vw, 1.5rem);
    letter-spacing: 0.06em;
    color: var(--pale-mist);
    margin-top: 1.5rem;
    opacity: 0;
    transform: translateY(10px);
    transition: opacity 600ms ease-out, transform 600ms ease-out;
}

.hero-subtitle.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ============================================
   ACT 2: THE STACKS (Card Grid, ~200vh)
   ============================================ */
.stacks {
    position: relative;
    padding: 6rem 2rem;
    background-color: var(--pearl-white);
    /* Legal pad ruled lines at 4% opacity */
    background-image: var(--ruled-lines);
    overflow: hidden;
}

/* Ambient glow orbs (deep-sea bioluminescence) */
.glow-orb {
    position: absolute;
    width: 600px;
    height: 600px;
    border-radius: 50%;
    filter: blur(100px);
    pointer-events: none;
    z-index: 0;
}

.glow-orb-aqua {
    background: var(--sunlit-aqua);
    opacity: 0.08;
    top: 15%;
    left: 20%;
    animation: orbDrift1 20s ease-in-out infinite;
}

.glow-orb-pink {
    background: var(--vaporwave-pink);
    opacity: 0.06;
    top: 45%;
    left: 70%;
    animation: orbDrift2 20s ease-in-out infinite;
}

@keyframes orbDrift1 {
    0%, 100% { transform: translate(0, 0); }
    33% { transform: translate(30px, -20px); }
    66% { transform: translate(-15px, 15px); }
}

@keyframes orbDrift2 {
    0%, 100% { transform: translate(0, 0); }
    33% { transform: translate(-20px, 25px); }
    66% { transform: translate(25px, -10px); }
}

/* Section headers */
.section-header {
    position: relative;
    max-width: 1200px;
    margin: 0 auto 3rem;
    padding-left: 4rem;
    z-index: 1;
}

/* Margin annotations (marginalia in law textbook style) */
.margin-annotation {
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    font-family: var(--font-mono);
    font-size: 0.7rem;
    letter-spacing: 0.08em;
    color: var(--abyssal-teal);
    opacity: 0.6;
    text-transform: uppercase;
    writing-mode: vertical-rl;
    text-orientation: mixed;
}

.section-heading {
    font-family: var(--font-display);
    font-weight: 600;
    font-size: clamp(1.4rem, 3.5vw, 2.4rem);
    letter-spacing: 0.06em;
    line-height: 1.3;
    text-transform: uppercase;
    color: var(--abyssal-teal);
}

/* Dotted leader lines (table of contents / index reference) */
.dotted-leader {
    border-bottom: 2px dotted var(--abyssal-teal);
    opacity: 0.2;
    margin-top: 0.75rem;
    width: 100%;
}

/* Card grid (law library catalog) */
.card-grid {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto 4rem;
    padding: 0 1rem;
}

/* Catalog card (library card-catalog style) */
.catalog-card {
    position: relative;
    background: var(--parchment-cream);
    border: 1px solid var(--abyssal-teal);
    border-radius: 6px;
    padding: 2rem 1.8rem 1.8rem;
    box-shadow: 2px 3px 8px rgba(7,30,46,0.08);
    opacity: 0;
    transform: translateY(40px) rotateX(3deg);
    transition: transform 200ms var(--spring-ease), box-shadow 200ms ease;
    overflow: hidden;
}

/* Card entrance animation (spring physics) */
.catalog-card.visible {
    animation: cardEnter 600ms var(--spring-ease) forwards;
}

@keyframes cardEnter {
    0% {
        opacity: 0;
        transform: translateY(40px) rotateX(3deg);
    }
    100% {
        opacity: 1;
        transform: translateY(0) rotateX(0);
    }
}

/* Card hover: lift + deepen shadow */
.catalog-card:hover {
    transform: translateY(-4px);
    box-shadow: 2px 3px 16px rgba(7,30,46,0.18);
}

/* Coral stripe expands on hover from 3px to 5px */
.catalog-card:hover .card-stripe {
    height: 5px;
}

/* Card top stripe (Coral Sunrise to Vaporwave Pink gradient) */
.card-stripe {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gradient-coral);
    transition: height 200ms var(--spring-ease);
}

/* Dewey Decimal classification code (top-right corner) */
.dewey-code {
    position: absolute;
    top: 1rem;
    right: 1.2rem;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    font-weight: 400;
    letter-spacing: 0.08em;
    color: var(--abyssal-teal);
    opacity: 0.6;
}

/* Card title */
.card-title {
    font-family: var(--font-display);
    font-weight: 600;
    font-size: clamp(1.1rem, 2vw, 1.5rem);
    letter-spacing: 0.03em;
    line-height: 1.3;
    color: var(--abyssal-teal);
    margin-bottom: 0.4rem;
    padding-right: 3.5rem;
}

/* Card subject line */
.card-subject {
    font-family: var(--font-display);
    font-weight: 300;
    font-size: 0.9rem;
    letter-spacing: 0.03em;
    color: var(--twilight-azure);
    margin-bottom: 0.8rem;
}

/* Card dotted rule (dot-leader separator) */
.card-dotted-rule {
    border-bottom: 1px dotted var(--abyssal-teal);
    opacity: 0.25;
    margin-bottom: 0.8rem;
}

/* Card description */
.card-description {
    font-family: var(--font-body);
    font-weight: 300;
    font-size: clamp(0.95rem, 1.8vw, 1.15rem);
    line-height: 1.7;
    letter-spacing: 0.01em;
    color: var(--deep-graphite);
}

/* Ruled lines overlay on cards (faint legal pad lines) */
.catalog-card::after {
    content: '';
    position: absolute;
    inset: 0;
    pointer-events: none;
    background: repeating-linear-gradient(
        180deg,
        transparent 0px,
        transparent 27px,
        rgba(10,61,92,0.03) 27px,
        rgba(10,61,92,0.03) 28px
    );
}

/* ============================================
   Duotone Interstitial Parallax Strip
   ============================================ */
.interstitial {
    position: relative;
    width: 100%;
    height: 40vh;
    min-height: 250px;
    overflow: hidden;
    margin: 3rem 0;
    z-index: 1;
    /* Law books on shelves pattern: CSS-generated duotone treatment */
    background:
        /* Horizontal shelf lines */
        repeating-linear-gradient(
            0deg,
            transparent 0px,
            transparent 3px,
            rgba(10,61,92,0.12) 3px,
            rgba(10,61,92,0.12) 4px
        ),
        /* Vertical book spines of varying widths */
        repeating-linear-gradient(
            90deg,
            transparent 0px,
            transparent 8px,
            rgba(10,61,92,0.06) 8px,
            rgba(10,61,92,0.06) 10px,
            transparent 10px,
            transparent 22px,
            rgba(224,124,90,0.04) 22px,
            rgba(224,124,90,0.04) 25px,
            transparent 25px,
            transparent 30px
        ),
        /* Ocean gradient base */
        linear-gradient(180deg, var(--abyssal-teal) 0%, var(--deep-ocean) 100%);
    background-attachment: fixed;
    filter: contrast(1.1) brightness(0.9);
}

/* Teal overlay: mix-blend-mode multiply for duotone shadow mapping */
.interstitial-overlay-teal {
    position: absolute;
    inset: 0;
    background: rgba(10,61,92,0.6);
    mix-blend-mode: multiply;
}

/* Pink overlay: mix-blend-mode screen for duotone highlight mapping */
.interstitial-overlay-pink {
    position: absolute;
    inset: 0;
    background: rgba(232,160,191,0.3);
    mix-blend-mode: screen;
}

/* Additional book spine pattern overlay */
.interstitial-pattern {
    position: absolute;
    inset: 0;
    background:
        repeating-linear-gradient(
            90deg,
            transparent 0px,
            transparent 12px,
            rgba(232,160,191,0.05) 12px,
            rgba(232,160,191,0.05) 14px,
            transparent 14px,
            transparent 28px,
            rgba(79,193,201,0.04) 28px,
            rgba(79,193,201,0.04) 31px,
            transparent 31px,
            transparent 45px
        );
    pointer-events: none;
}

/* ============================================
   ACT 3: THE DEEP (Footer, ~80vh)
   ============================================ */
.deep {
    position: relative;
    min-height: 80vh;
    background: linear-gradient(180deg, var(--pearl-white) 0%, var(--deep-ocean) 15%, var(--deep-ocean) 100%);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 6rem 2rem;
    overflow: hidden;
}

/* Scales of Justice SVG container */
.scales-container {
    position: relative;
    width: 200px;
    height: 220px;
    margin-bottom: 3rem;
}

.scales-svg {
    width: 100%;
    height: 100%;
}

/* SVG stroke-dash draw animation paths */
.scales-path {
    stroke-dasharray: var(--path-length, 200);
    stroke-dashoffset: var(--path-length, 200);
    transition: stroke-dashoffset 1.5s var(--smooth-ease);
}

/* Staggered draw: pillar first (0ms) */
.scales-svg.animate .scales-pillar {
    stroke-dashoffset: 0;
    transition-delay: 0ms;
}

/* Crossbeam at 300ms */
.scales-svg.animate .scales-crossbeam {
    stroke-dashoffset: 0;
    transition-delay: 300ms;
}

/* Chains at 600ms */
.scales-svg.animate .scales-chain-left,
.scales-svg.animate .scales-chain-right {
    stroke-dashoffset: 0;
    transition-delay: 600ms;
}

/* Pans at 900ms */
.scales-svg.animate .scales-pan-path-left,
.scales-svg.animate .scales-pan-path-right {
    stroke-dashoffset: 0;
    transition-delay: 900ms;
}

/* Pan tilt animation (justice in motion, never perfectly static) */
.scales-pan-right {
    transform-origin: 170px 110px;
    transition: transform 400ms ease-out;
}

.scales-svg.tilt .scales-pan-right {
    transform: rotate(8deg);
}

/* Deep content block */
.deep-content {
    text-align: center;
    max-width: 600px;
}

.deep-tagline {
    font-family: var(--font-display);
    font-weight: 300;
    font-size: clamp(1.4rem, 3.5vw, 2.4rem);
    letter-spacing: 0.06em;
    line-height: 1.4;
    color: var(--pale-mist);
    margin-bottom: 2rem;
}

.deep-body {
    font-family: var(--font-body);
    font-weight: 300;
    font-size: clamp(0.95rem, 1.8vw, 1.15rem);
    line-height: 1.7;
    letter-spacing: 0.01em;
    color: var(--pale-mist);
    opacity: 0.8;
    margin-bottom: 3rem;
}

.deep-signature {
    font-family: var(--font-body);
    font-weight: 400;
    font-size: 0.9rem;
    color: var(--pale-mist);
    opacity: 0.5;
}

.deep-sig-mono {
    font-family: var(--font-mono);
    letter-spacing: 0.08em;
}

.deep-sig-year {
    font-family: var(--font-display);
    font-weight: 300;
    letter-spacing: 0.1em;
}

/* ============================================
   Responsive Adjustments
   ============================================ */
@media (max-width: 768px) {
    .glass-panel {
        padding: 2rem 2.5rem;
        margin: 0 1rem;
    }

    .book-spines {
        width: 24px;
    }

    .stacks {
        padding: 4rem 1rem;
    }

    .section-header {
        padding-left: 3rem;
    }

    .card-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
        padding: 0;
    }

    .catalog-card {
        padding: 1.5rem 1.4rem 1.4rem;
    }

    .deep {
        padding: 4rem 1.5rem;
    }

    .margin-annotation {
        writing-mode: horizontal-tb;
        position: relative;
        left: auto;
        top: auto;
        transform: none;
        display: block;
        margin-bottom: 0.5rem;
    }

    .glow-orb {
        width: 300px;
        height: 300px;
    }
}

@media (max-width: 480px) {
    .glass-panel {
        padding: 1.5rem;
    }

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

    .interstitial {
        height: 30vh;
        min-height: 180px;
    }
}