/* ============================================
   nlbd.dev — Dark-Academia Broken Codex
   ============================================ */

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

:root {
    --deep-burgundy-dark: #2A1818;
    --warm-burgundy-brown: #4A3030;
    --burgundy-ink: #8A4040;
    --botanical-umber: #7A5040;
    --cream-parchment: #F8F0E4;
    --manuscript-white: #FDF8F0;
    --aged-shadow: #D8C8B0;
    --nature-green: #506040;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Libre Baskerville', 'Georgia', serif;
    background-color: var(--cream-parchment);
    color: var(--warm-burgundy-brown);
    font-size: clamp(0.9rem, 1.1vw, 1.05rem);
    line-height: 1.9;
    overflow-x: hidden;
}

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

/* --- Paper Overlay Texture --- */
.paper-overlay {
    position: absolute;
    inset: 0;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='300' height='300'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.65' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='300' height='300' filter='url(%23n)' opacity='0.04'/%3E%3C/svg%3E");
    background-repeat: repeat;
    pointer-events: none;
    z-index: 1;
}

/* --- Botanical Specimens --- */
.botanical {
    position: absolute;
    opacity: 0.1;
    z-index: 2;
    pointer-events: none;
}

.botanical-1 {
    top: 8%;
    right: 6%;
    width: 120px;
    transform: rotate(12deg);
}

.botanical-2 {
    bottom: 12%;
    left: 4%;
    width: 100px;
    transform: rotate(-8deg);
}

.botanical-3 {
    top: 45%;
    left: 50%;
    width: 140px;
    transform: translateX(-50%) rotate(3deg);
}

.botanical-4 {
    top: 5%;
    right: 3%;
    width: 80px;
    transform: rotate(-5deg);
}

.botanical-5 {
    bottom: 8%;
    left: 2%;
    width: 160px;
    transform: rotate(2deg);
}

.botanical-6 {
    top: 10%;
    left: 5%;
    width: 100px;
    transform: rotate(7deg);
}

/* --- Magnetic Card Base --- */
.magnetic-card {
    transition: transform 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    will-change: transform;
}

/* ============================================
   HERO SECTION
   ============================================ */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 4rem 2rem;
    background-color: var(--cream-parchment);
    overflow: hidden;
}

.hero-grid {
    position: relative;
    z-index: 3;
    display: grid;
    grid-template-columns: 1fr 0.8fr;
    grid-template-rows: auto auto auto;
    gap: 2rem;
    max-width: 900px;
    width: 100%;
}

.hero-title-block {
    grid-column: 1 / 2;
    grid-row: 1 / 2;
    transform: rotate(-1.2deg) translate(-10px, 5px);
    padding: 2rem;
}

.hero-title {
    font-family: 'Libre Baskerville', 'Georgia', serif;
    font-weight: 700;
    font-size: clamp(2.8rem, 6vw, 4.5rem);
    color: var(--deep-burgundy-dark);
    letter-spacing: 0.08em;
    line-height: 1.1;
}

.title-dot {
    color: var(--burgundy-ink);
}

.title-underline {
    width: 80%;
    height: 2px;
    background: linear-gradient(90deg, var(--burgundy-ink), transparent);
    margin-top: 0.8rem;
    transform: rotate(0.5deg);
}

.hero-subtitle-block {
    grid-column: 1 / 3;
    grid-row: 2 / 3;
    transform: rotate(0.8deg) translate(20px, -5px);
    padding: 1.5rem 2rem;
    background-color: var(--manuscript-white);
    box-shadow: 4px 6px 20px rgba(216, 200, 176, 0.5);
    max-width: 600px;
}

.hero-subtitle {
    font-family: 'Libre Baskerville', 'Georgia', serif;
    font-weight: 400;
    font-size: clamp(1rem, 1.4vw, 1.15rem);
    color: var(--warm-burgundy-brown);
    line-height: 1.8;
    font-style: italic;
}

.hero-margin-note {
    grid-column: 2 / 3;
    grid-row: 1 / 2;
    transform: rotate(2deg) translate(15px, 30px);
    align-self: start;
    justify-self: end;
    max-width: 250px;
    padding: 1rem;
}

.hero-accent-block {
    grid-column: 1 / 3;
    grid-row: 3 / 4;
    padding: 1rem 0;
    transform: rotate(-0.5deg);
}

.accent-line {
    width: 60%;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--aged-shadow), var(--botanical-umber), var(--aged-shadow), transparent);
    margin: 0 auto;
}

/* --- Margin Notes --- */
.margin-note {
    font-family: 'Caveat', cursive;
    font-size: 1.1rem;
    color: var(--burgundy-ink);
    line-height: 1.5;
}

.margin-marker {
    font-weight: 700;
    color: var(--burgundy-ink);
    margin-right: 0.3em;
    font-size: 1.2em;
}

/* ============================================
   CODEX SECTION
   ============================================ */
.codex-section {
    position: relative;
    padding: 6rem 2rem 8rem;
    background-color: var(--manuscript-white);
    overflow: hidden;
}

.codex-grid {
    position: relative;
    z-index: 3;
    display: grid;
    grid-template-columns: 1fr 0.9fr 0.5fr;
    grid-template-rows: auto auto auto auto;
    gap: 2.5rem 2rem;
    max-width: 1000px;
    margin: 0 auto;
}

.codex-header {
    grid-column: 1 / 3;
    grid-row: 1 / 2;
    transform: rotate(-0.8deg) translate(-5px, 0);
    padding: 1.5rem 2rem;
}

.section-heading {
    font-family: 'Libre Baskerville', 'Georgia', serif;
    font-weight: 700;
    font-size: clamp(2rem, 4.5vw, 3.5rem);
    color: var(--deep-burgundy-dark);
    letter-spacing: 0.04em;
    margin-bottom: 0.3rem;
}

.section-subheading {
    font-family: 'Caveat', cursive;
    font-size: 1.2rem;
    color: var(--burgundy-ink);
    font-style: italic;
}

/* --- Codex Fragments --- */
.codex-fragment {
    background-color: var(--cream-parchment);
    padding: 2rem 2.2rem;
    position: relative;
    box-shadow: 3px 5px 18px rgba(216, 200, 176, 0.4);
}

.fragment-1 {
    grid-column: 1 / 2;
    grid-row: 2 / 3;
    transform: rotate(-1.5deg) translate(-8px, 10px);
}

.fragment-2 {
    grid-column: 2 / 4;
    grid-row: 2 / 3;
    transform: rotate(1deg) translate(5px, -8px);
}

.fragment-3 {
    grid-column: 1 / 3;
    grid-row: 3 / 4;
    transform: rotate(0.6deg) translate(15px, 5px);
}

.codex-annotation {
    grid-column: 3 / 4;
    grid-row: 3 / 4;
    transform: rotate(2.5deg) translate(-10px, 20px);
    padding: 1rem;
    align-self: center;
    max-width: 220px;
}

.fragment-number {
    font-family: 'Libre Baskerville', 'Georgia', serif;
    font-weight: 700;
    font-size: 2.4rem;
    color: var(--aged-shadow);
    position: absolute;
    top: 0.8rem;
    right: 1.2rem;
    line-height: 1;
    opacity: 0.6;
}

.fragment-title {
    font-family: 'Libre Baskerville', 'Georgia', serif;
    font-weight: 700;
    font-size: clamp(1.1rem, 1.5vw, 1.3rem);
    color: var(--deep-burgundy-dark);
    margin-bottom: 0.8rem;
}

.fragment-text {
    font-family: 'Libre Baskerville', 'Georgia', serif;
    font-weight: 400;
    font-size: clamp(0.9rem, 1.1vw, 1.05rem);
    color: var(--warm-burgundy-brown);
    line-height: 1.9;
}

.fragment-note {
    margin-top: 1.2rem;
    padding-top: 0.8rem;
    border-top: 1px solid var(--aged-shadow);
}

/* ============================================
   SPECIMENS SECTION
   ============================================ */
.specimens-section {
    position: relative;
    padding: 6rem 2rem 8rem;
    background-color: var(--cream-parchment);
    overflow: hidden;
}

.specimens-grid {
    position: relative;
    z-index: 3;
    display: grid;
    grid-template-columns: 1fr 1fr 1fr 0.4fr;
    grid-template-rows: auto auto;
    gap: 2.5rem 2rem;
    max-width: 1050px;
    margin: 0 auto;
}

.specimens-header {
    grid-column: 1 / 4;
    grid-row: 1 / 2;
    transform: rotate(0.5deg) translate(10px, 0);
    padding: 1.5rem 2rem;
}

/* --- Specimen Cards --- */
.specimen-card {
    background-color: var(--manuscript-white);
    padding: 2rem 1.5rem 1.5rem;
    box-shadow: 3px 5px 18px rgba(216, 200, 176, 0.4);
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.specimen-1 {
    grid-column: 1 / 2;
    grid-row: 2 / 3;
    transform: rotate(-1.8deg) translate(-5px, 8px);
}

.specimen-2 {
    grid-column: 2 / 3;
    grid-row: 2 / 3;
    transform: rotate(0.7deg) translate(3px, -12px);
}

.specimen-3 {
    grid-column: 3 / 4;
    grid-row: 2 / 3;
    transform: rotate(-0.5deg) translate(8px, 5px);
}

.specimen-annotation {
    grid-column: 4 / 5;
    grid-row: 2 / 3;
    transform: rotate(3deg) translate(-5px, 30px);
    padding: 0.8rem;
    align-self: start;
    max-width: 180px;
}

.specimen-illustration {
    width: 100px;
    height: 130px;
    margin-bottom: 1.5rem;
}

.specimen-illustration svg {
    width: 100%;
    height: 100%;
}

.specimen-label {
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
}

.specimen-name {
    font-family: 'Libre Baskerville', 'Georgia', serif;
    font-weight: 700;
    font-style: italic;
    font-size: 1rem;
    color: var(--deep-burgundy-dark);
}

.specimen-desc {
    font-family: 'Caveat', cursive;
    font-size: 1rem;
    color: var(--botanical-umber);
    line-height: 1.4;
}

/* ============================================
   MARGINALIA SECTION
   ============================================ */
.marginalia-section {
    position: relative;
    padding: 6rem 2rem 8rem;
    background-color: var(--manuscript-white);
    overflow: hidden;
}

.marginalia-grid {
    position: relative;
    z-index: 3;
    display: grid;
    grid-template-columns: 0.3fr 1fr 1fr;
    grid-template-rows: auto auto auto;
    gap: 2.5rem 2rem;
    max-width: 1000px;
    margin: 0 auto;
}

.marginalia-header {
    grid-column: 1 / 3;
    grid-row: 1 / 2;
    transform: rotate(-0.6deg) translate(-8px, 0);
    padding: 1.5rem 2rem;
}

/* --- Marginalia Entries --- */
.marginalia-entry {
    background-color: var(--cream-parchment);
    padding: 2rem 2.2rem;
    box-shadow: 3px 5px 18px rgba(216, 200, 176, 0.4);
    position: relative;
}

.entry-1 {
    grid-column: 2 / 3;
    grid-row: 2 / 3;
    transform: rotate(1deg) translate(10px, -5px);
}

.entry-2 {
    grid-column: 2 / 4;
    grid-row: 3 / 4;
    transform: rotate(-0.8deg) translate(-15px, 8px);
}

.entry-3 {
    grid-column: 3 / 4;
    grid-row: 2 / 3;
    transform: rotate(-1.2deg) translate(5px, 15px);
}

.marginalia-aside {
    grid-column: 1 / 2;
    grid-row: 2 / 4;
    transform: rotate(2deg) translate(5px, 40px);
    padding: 1rem 0.8rem;
    align-self: start;
    max-width: 200px;
}

.entry-date {
    font-family: 'Caveat', cursive;
    font-size: 0.95rem;
    color: var(--burgundy-ink);
    margin-bottom: 0.5rem;
    letter-spacing: 0.05em;
}

.entry-title {
    font-family: 'Libre Baskerville', 'Georgia', serif;
    font-weight: 700;
    font-size: clamp(1.1rem, 1.5vw, 1.3rem);
    color: var(--deep-burgundy-dark);
    margin-bottom: 0.8rem;
}

.entry-text {
    font-family: 'Libre Baskerville', 'Georgia', serif;
    font-weight: 400;
    font-size: clamp(0.9rem, 1.1vw, 1.05rem);
    color: var(--warm-burgundy-brown);
    line-height: 1.9;
}

/* ============================================
   COLOPHON
   ============================================ */
.colophon-section {
    position: relative;
    padding: 4rem 2rem 3rem;
    background-color: var(--cream-parchment);
    overflow: hidden;
}

.colophon-content {
    position: relative;
    z-index: 3;
    max-width: 500px;
    margin: 0 auto;
    text-align: center;
    padding: 2rem;
    transform: rotate(-0.3deg);
}

.colophon-mark {
    font-size: 2rem;
    color: var(--burgundy-ink);
    margin-bottom: 1rem;
    line-height: 1;
}

.colophon-text {
    font-family: 'Libre Baskerville', 'Georgia', serif;
    font-weight: 400;
    font-size: 0.85rem;
    color: var(--warm-burgundy-brown);
    line-height: 1.8;
    font-style: italic;
}

.colophon-line {
    width: 40%;
    height: 1px;
    background-color: var(--aged-shadow);
    margin: 1.5rem auto;
}

.colophon-date {
    font-family: 'Caveat', cursive;
    font-size: 1.1rem;
    color: var(--burgundy-ink);
}

/* ============================================
   ANIMATIONS
   ============================================ */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

/* Entry animations for elements */
.hero-title-block,
.hero-subtitle-block,
.hero-margin-note,
.hero-accent-block {
    opacity: 0;
    animation: fadeInUp 0.8s ease-out forwards;
}

.hero-title-block {
    animation-delay: 0.2s;
}

.hero-subtitle-block {
    animation-delay: 0.5s;
}

.hero-margin-note {
    animation-delay: 0.8s;
}

.hero-accent-block {
    animation-delay: 1.1s;
}

.botanical {
    opacity: 0;
    animation: fadeIn 1.5s ease-out forwards;
    animation-delay: 0.6s;
}

/* Scroll-triggered fade-in class */
.scroll-reveal {
    opacity: 0;
    transform: translateY(15px);
    transition: opacity 0.7s ease-out, transform 0.7s ease-out;
}

.scroll-reveal.revealed {
    opacity: 1;
    transform: translateY(0);
}

/* Preserve broken-grid transforms when revealed */
.fragment-1.scroll-reveal.revealed { transform: rotate(-1.5deg) translate(-8px, 10px); }
.fragment-2.scroll-reveal.revealed { transform: rotate(1deg) translate(5px, -8px); }
.fragment-3.scroll-reveal.revealed { transform: rotate(0.6deg) translate(15px, 5px); }
.codex-annotation.scroll-reveal.revealed { transform: rotate(2.5deg) translate(-10px, 20px); }
.codex-header.scroll-reveal.revealed { transform: rotate(-0.8deg) translate(-5px, 0); }

.specimen-1.scroll-reveal.revealed { transform: rotate(-1.8deg) translate(-5px, 8px); }
.specimen-2.scroll-reveal.revealed { transform: rotate(0.7deg) translate(3px, -12px); }
.specimen-3.scroll-reveal.revealed { transform: rotate(-0.5deg) translate(8px, 5px); }
.specimen-annotation.scroll-reveal.revealed { transform: rotate(3deg) translate(-5px, 30px); }
.specimens-header.scroll-reveal.revealed { transform: rotate(0.5deg) translate(10px, 0); }

.entry-1.scroll-reveal.revealed { transform: rotate(1deg) translate(10px, -5px); }
.entry-2.scroll-reveal.revealed { transform: rotate(-0.8deg) translate(-15px, 8px); }
.entry-3.scroll-reveal.revealed { transform: rotate(-1.2deg) translate(5px, 15px); }
.marginalia-aside.scroll-reveal.revealed { transform: rotate(2deg) translate(5px, 40px); }
.marginalia-header.scroll-reveal.revealed { transform: rotate(-0.6deg) translate(-8px, 0); }

.colophon-content.scroll-reveal.revealed { transform: rotate(-0.3deg); }

/* Override botanical final opacity */
.botanical.scroll-reveal.revealed {
    opacity: 0.1;
}

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 768px) {
    .hero-grid {
        grid-template-columns: 1fr;
        grid-template-rows: auto auto auto auto;
        gap: 1.5rem;
        padding: 0 1rem;
    }

    .hero-title-block {
        grid-column: 1;
        grid-row: 1;
        transform: rotate(-0.8deg);
    }

    .hero-subtitle-block {
        grid-column: 1;
        grid-row: 2;
        transform: rotate(0.5deg);
        max-width: 100%;
    }

    .hero-margin-note {
        grid-column: 1;
        grid-row: 3;
        transform: rotate(1deg);
        max-width: 100%;
        justify-self: start;
    }

    .hero-accent-block {
        grid-column: 1;
        grid-row: 4;
    }

    .codex-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .codex-header,
    .fragment-1,
    .fragment-2,
    .fragment-3,
    .codex-annotation {
        grid-column: 1;
        grid-row: auto;
        max-width: 100%;
    }

    .fragment-1 { transform: rotate(-1deg); }
    .fragment-2 { transform: rotate(0.5deg); }
    .fragment-3 { transform: rotate(0.3deg); }
    .codex-annotation { transform: rotate(1.5deg); max-width: 100%; }

    .specimens-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .specimens-header,
    .specimen-1,
    .specimen-2,
    .specimen-3,
    .specimen-annotation {
        grid-column: 1;
        grid-row: auto;
        max-width: 100%;
    }

    .specimen-1 { transform: rotate(-1deg); }
    .specimen-2 { transform: rotate(0.5deg); }
    .specimen-3 { transform: rotate(-0.3deg); }
    .specimen-annotation { transform: rotate(1.5deg); max-width: 100%; }

    .marginalia-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .marginalia-header,
    .entry-1,
    .entry-2,
    .entry-3,
    .marginalia-aside {
        grid-column: 1;
        grid-row: auto;
        max-width: 100%;
    }

    .entry-1 { transform: rotate(0.5deg); }
    .entry-2 { transform: rotate(-0.5deg); }
    .entry-3 { transform: rotate(-0.8deg); }
    .marginalia-aside { transform: rotate(1deg); max-width: 100%; }

    /* Mobile revealed transforms */
    .fragment-1.scroll-reveal.revealed { transform: rotate(-1deg); }
    .fragment-2.scroll-reveal.revealed { transform: rotate(0.5deg); }
    .fragment-3.scroll-reveal.revealed { transform: rotate(0.3deg); }
    .codex-annotation.scroll-reveal.revealed { transform: rotate(1.5deg); }

    .specimen-1.scroll-reveal.revealed { transform: rotate(-1deg); }
    .specimen-2.scroll-reveal.revealed { transform: rotate(0.5deg); }
    .specimen-3.scroll-reveal.revealed { transform: rotate(-0.3deg); }

    .entry-1.scroll-reveal.revealed { transform: rotate(0.5deg); }
    .entry-2.scroll-reveal.revealed { transform: rotate(-0.5deg); }
    .entry-3.scroll-reveal.revealed { transform: rotate(-0.8deg); }
    .marginalia-aside.scroll-reveal.revealed { transform: rotate(1deg); }
}