:root {
    --primary-ink: #3B2F2F;
    --secondary-ink: #5C4033;
    --ground: #F5F0E8;
    --accent-ground: #EDE6D6;
    --highlight: #A0522D;
    --ghost: #C4B39A;
    --font-display: 'Libre Baskerville', Georgia, serif;
    --font-body: 'Libre Baskerville', Georgia, serif;
    --font-caption: 'DM Sans', sans-serif;
    --font-mono: 'DM Mono', monospace;
}

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

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    background-color: var(--ground);
    color: var(--primary-ink);
    font-family: var(--font-body);
    min-height: 100vh;
    overflow-x: hidden;
    cursor: default;
}

a {
    color: var(--primary-ink);
    text-decoration: none;
    transition: color 200ms ease;
    cursor: default;
}

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

/* ========================================
   TIMELINE THREAD
   ======================================== */

.timeline-thread {
    position: fixed;
    left: 8%;
    top: 0;
    bottom: 0;
    width: 2px;
    z-index: 0;
    pointer-events: none;
}

.timeline-svg {
    width: 2px;
    height: 100%;
}

.thread-line {
    stroke-dasharray: 4000;
    stroke-dashoffset: 4000;
}

.thread-node {
    position: absolute;
    left: -3px;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background-color: var(--highlight);
    opacity: 0;
    transition: opacity 0.6s ease;
}

.thread-node.visible {
    opacity: 1;
}

/* ========================================
   HERO SECTION
   ======================================== */

.hero {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    position: relative;
    z-index: 1;
    padding: 2rem;
}

.compass-rose {
    width: clamp(220px, 32vw, 400px);
    height: clamp(220px, 32vw, 400px);
    margin-bottom: 2.5rem;
}

/* Compass ring animations - sequential draw */
.compass-ring {
    stroke-dasharray: 1000;
    stroke-dashoffset: 1000;
}

.compass-ring-outer {
    animation: drawRing 2.5s cubic-bezier(0.25, 0.1, 0.25, 1.0) 0.3s forwards;
}

.compass-ring-main {
    animation: drawRing 2.5s cubic-bezier(0.25, 0.1, 0.25, 1.0) 0.5s forwards;
}

.compass-ring-inner {
    animation: drawRing 2s cubic-bezier(0.25, 0.1, 0.25, 1.0) 0.8s forwards;
}

.compass-ring-center {
    animation: drawRing 1.5s cubic-bezier(0.25, 0.1, 0.25, 1.0) 1s forwards;
}

.compass-point {
    opacity: 0;
}

.compass-north {
    animation: fadePoint 0.8s ease-out 1.2s forwards;
}

.compass-south {
    animation: fadePoint 0.8s ease-out 1.5s forwards;
}

.compass-east {
    animation: fadePoint 0.8s ease-out 1.4s forwards;
}

.compass-west {
    animation: fadePoint 0.8s ease-out 1.6s forwards;
}

.compass-point-minor {
    opacity: 0;
    animation: fadePoint 0.6s ease-out 1.8s forwards;
}

.compass-point-sub {
    opacity: 0;
    animation: fadePoint 0.5s ease-out 2s forwards;
}

.compass-fleur {
    stroke-dasharray: 100;
    stroke-dashoffset: 100;
    animation: drawPath 1s ease-out 1.3s forwards;
}

.compass-label {
    opacity: 0;
    animation: fadePoint 0.5s ease-out 2.2s forwards;
}

.compass-ticks line {
    opacity: 0;
    animation: fadePoint 0.4s ease-out 2.1s forwards;
}

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

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

.hero-text {
    text-align: center;
}

.hero-title {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: clamp(2.2rem, 5vw, 4.2rem);
    color: var(--primary-ink);
    letter-spacing: 0.015em;
    opacity: 0;
    animation: titleReveal 0.8s ease-out 2.4s forwards;
}

.hero-domain {
    display: block;
    font-family: var(--font-caption);
    font-weight: 400;
    font-size: clamp(0.75rem, 1.2vw, 0.875rem);
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--secondary-ink);
    opacity: 0;
    animation: titleReveal 0.8s ease-out 2.6s forwards;
    margin-top: 0.5rem;
}

@keyframes titleReveal {
    from {
        opacity: 0;
        letter-spacing: 0.05em;
    }
    to {
        opacity: 1;
        letter-spacing: 0.015em;
    }
}

.hero-rule {
    width: clamp(200px, 40vw, 500px);
    height: 2px;
    margin-top: 2rem;
    opacity: 0;
    animation: fadePoint 0.8s ease-out 2.8s forwards;
}

.hero-rule .draw-path {
    stroke-dasharray: 600;
    stroke-dashoffset: 600;
    animation: drawPath 1.5s ease-out 2.9s forwards;
}

/* ========================================
   EDITORIAL ZONE
   ======================================== */

.editorial-zone {
    display: flex;
    max-width: 960px;
    margin: 0 auto;
    padding: 6rem 2rem;
    gap: 3rem;
    position: relative;
    z-index: 1;
}

.editorial-content {
    flex: 2;
    padding-left: 8%;
}

.editorial-text {
    font-family: var(--font-display);
    font-weight: 400;
    font-size: clamp(1.15rem, 2vw, 1.45rem);
    line-height: 1.72;
    color: var(--primary-ink);
}

.editorial-margin {
    flex: 0 0 80px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2rem;
    padding-top: 0.5rem;
}

.margin-icon {
    width: 52px;
    height: 52px;
}

/* ========================================
   DRAW PATH ANIMATION
   ======================================== */

.draw-path {
    stroke-dasharray: 500;
    stroke-dashoffset: 500;
}

.draw-path.drawn {
    animation: drawPath 1.8s cubic-bezier(0.25, 0.1, 0.25, 1.0) forwards;
}

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

/* ========================================
   ORNAMENTAL DIVIDERS
   ======================================== */

.ornament-divider {
    display: block;
    width: 60%;
    max-width: 600px;
    height: 24px;
    margin: 1rem auto;
    position: relative;
    z-index: 1;
}

/* ========================================
   CONTENT AREA
   ======================================== */

.content-area {
    position: relative;
    z-index: 1;
    padding-bottom: 2rem;
}

.content-section {
    display: flex;
    max-width: 960px;
    margin: 0 auto;
    padding: 4rem 2rem;
    gap: 3rem;
}

.main-column {
    flex: 0 0 58%;
    margin-left: 8%;
}

.marginalia {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    padding-top: 0.5rem;
}

/* ========================================
   TYPOGRAPHY
   ======================================== */

.section-heading {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: clamp(1.8rem, 3.5vw, 2.8rem);
    color: var(--primary-ink);
    letter-spacing: 0.05em;
    line-height: 1.2;
    margin-bottom: 1.5rem;
    transition: letter-spacing 0.7s ease-out;
}

.section-heading.visible {
    letter-spacing: 0.015em;
}

.body-text {
    font-family: var(--font-body);
    font-weight: 400;
    font-size: clamp(1rem, 1.8vw, 1.15rem);
    line-height: 1.72;
    color: var(--primary-ink);
    margin-bottom: 1.5em;
    letter-spacing: 0.01em;
}

.margin-quote {
    font-family: var(--font-display);
    font-weight: 400;
    font-style: italic;
    font-size: clamp(0.88rem, 1.2vw, 1rem);
    line-height: 1.6;
    color: var(--secondary-ink);
    padding-left: 1rem;
    border-left: 1px solid var(--ghost);
}

.margin-date {
    font-family: var(--font-caption);
    font-size: clamp(0.75rem, 1.2vw, 0.875rem);
    font-weight: 400;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    color: var(--secondary-ink);
}

.mono-text {
    font-family: var(--font-mono);
    font-weight: 400;
}

.margin-label {
    font-family: var(--font-caption);
    font-size: 0.78rem;
    color: var(--ghost);
    letter-spacing: 0.02em;
}

.margin-illustration {
    width: 100%;
    max-width: 160px;
    height: auto;
}

/* ========================================
   COLOPHON FOOTER
   ======================================== */

.colophon {
    text-align: center;
    padding: 4rem 2rem 6rem;
    max-width: 500px;
    margin: 2rem auto 0;
    position: relative;
    z-index: 1;
}

.colophon-divider {
    width: 240px;
    height: 24px;
    margin: 0 auto 2rem;
}

.colophon-content {
    margin-top: 1rem;
}

.colophon-logotype {
    width: 240px;
    height: 30px;
    margin: 0 auto 1.5rem;
}

.colophon-text {
    font-family: var(--font-caption);
    font-size: 0.78rem;
    color: var(--secondary-ink);
    line-height: 1.9;
    letter-spacing: 0.02em;
}

/* ========================================
   REVEAL ANIMATIONS
   ======================================== */

.fade-reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.fade-reveal.visible {
    opacity: 1;
    transform: translateY(0);
}

.fade-reveal-right {
    opacity: 0;
    transform: translateX(20px);
    transition: opacity 0.5s ease-out, transform 0.5s ease-out;
}

.fade-reveal-right.visible {
    opacity: 1;
    transform: translateX(0);
}

/* Staggered marginalia entry */
.marginalia .fade-reveal-right:nth-child(1) { transition-delay: 0ms; }
.marginalia .fade-reveal-right:nth-child(2) { transition-delay: 100ms; }
.marginalia .fade-reveal-right:nth-child(3) { transition-delay: 200ms; }
.marginalia .fade-reveal-right:nth-child(4) { transition-delay: 300ms; }
.marginalia .fade-reveal-right:nth-child(5) { transition-delay: 400ms; }
.marginalia .fade-reveal-right:nth-child(6) { transition-delay: 500ms; }
.marginalia .fade-reveal-right:nth-child(7) { transition-delay: 600ms; }

.editorial-margin .fade-reveal-right:nth-child(1) { transition-delay: 0ms; }
.editorial-margin .fade-reveal-right:nth-child(2) { transition-delay: 100ms; }
.editorial-margin .fade-reveal-right:nth-child(3) { transition-delay: 200ms; }
.editorial-margin .fade-reveal-right:nth-child(4) { transition-delay: 300ms; }

/* ========================================
   RESPONSIVE: TABLET
   ======================================== */

@media (max-width: 768px) {
    .timeline-thread {
        display: none;
    }

    .editorial-zone {
        flex-direction: column;
        padding: 4rem 1.5rem;
    }

    .editorial-content {
        padding-left: 0;
    }

    .editorial-margin {
        flex-direction: row;
        justify-content: center;
        gap: 1.5rem;
    }

    .content-section {
        flex-direction: column;
        padding: 3rem 1.5rem;
    }

    .main-column {
        flex: 1;
        margin-left: 0;
    }

    .marginalia {
        padding-left: 1rem;
        border-left: 1px solid var(--ghost);
    }

    .margin-illustration {
        max-width: 80vw;
        margin: 0 auto;
    }
}

/* ========================================
   RESPONSIVE: MOBILE
   ======================================== */

@media (max-width: 480px) {
    .compass-rose {
        width: 60vw;
        height: 60vw;
    }

    .hero-rule {
        width: 60vw;
    }

    .body-text {
        font-size: 1rem;
    }

    .ornament-divider {
        width: 80%;
    }

    .editorial-margin {
        flex-wrap: wrap;
    }

    .margin-icon {
        width: 44px;
        height: 44px;
    }

    .margin-illustration {
        max-width: 80vw;
    }

    .colophon-logotype {
        width: 200px;
    }

    .colophon-divider {
        width: 180px;
    }
}