/* archetypos.dev - Classic Serif Revival */
/* Palette: #f8f5f0, #1a1714, #7a1712, #8a8580, #c4bfb8, #f0e8d8 */

:root {
    --paper: #f8f5f0;
    --ink: #1a1714;
    --rubric: #7a1712;
    --margin-gray: #8a8580;
    --rule: #c4bfb8;
    --highlight: #f0e8d8;

    /* Modular scale: 1.414 (augmented fourth) */
    --ratio: 1.414;
    --s0: 1rem;
    --s1: calc(var(--s0) * var(--ratio));
    --s2: calc(var(--s1) * var(--ratio));
    --s3: calc(var(--s2) * var(--ratio));
    --s4: calc(var(--s3) * var(--ratio));
    --s5: calc(var(--s4) * var(--ratio));
    --s6: calc(var(--s5) * var(--ratio));
}

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

html {
    scroll-behavior: smooth;
}

body {
    background-color: var(--paper);
    color: var(--ink);
    font-family: 'Cardo', serif;
    font-weight: 400;
    font-size: 18px;
    line-height: 1.8;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ========================================
   Pages
   ======================================== */

.page {
    min-height: 100vh;
    position: relative;
    padding: 3rem 2rem 4rem;
    display: flex;
    flex-direction: column;
}

/* ========================================
   Running Headers
   ======================================== */

.running-header {
    position: sticky;
    top: 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--rule);
    margin-bottom: 2.5rem;
    background: var(--paper);
    z-index: 10;
    max-width: 960px;
    width: 100%;
    margin-left: auto;
    margin-right: auto;
}

.rh-left {
    font-family: 'Alegreya Sans', sans-serif;
    font-size: 0.72rem;
    color: var(--margin-gray);
    text-transform: uppercase;
    letter-spacing: 0.12em;
    font-weight: 500;
}

.rh-right {
    font-family: 'Alegreya Sans', sans-serif;
    font-size: 0.72rem;
    color: var(--margin-gray);
    letter-spacing: 0.05em;
}

/* ========================================
   Signature Marks
   ======================================== */

.signature-mark {
    position: absolute;
    bottom: 1.5rem;
    right: 2.5rem;
    font-family: 'Alegreya Sans', sans-serif;
    font-size: 0.68rem;
    color: var(--rule);
    letter-spacing: 0.05em;
}

/* ========================================
   Title Page
   ======================================== */

.title-page {
    display: flex;
    align-items: center;
    justify-content: center;
    padding-top: 0;
}

.title-page .running-header {
    position: absolute;
    top: 2rem;
    left: 50%;
    transform: translateX(-50%);
    padding: 0.75rem 0;
}

.title-composition {
    text-align: center;
    padding: 2rem 0;
}

.title-main {
    font-family: 'Cormorant', serif;
    font-weight: 300;
    font-size: clamp(4rem, 15vw, 12rem);
    letter-spacing: 0.06em;
    color: var(--ink);
    line-height: 1;
}

.title-main .letter {
    display: inline-block;
    opacity: 0;
    transform: translateY(8px);
    transition: opacity 0.5s ease, transform 0.5s ease;
}

.title-main .letter.visible {
    opacity: 1;
    transform: translateY(0);
}

.title-greek {
    font-family: 'Cormorant', serif;
    font-weight: 400;
    font-size: clamp(1.2rem, 3.5vw, 2.5rem);
    color: var(--margin-gray);
    letter-spacing: 0.2em;
    margin-top: 0.75rem;
    opacity: 0;
    transition: opacity 1s ease;
}

.title-greek.visible {
    opacity: 1;
}

.title-rule {
    width: 0;
    height: 1px;
    background: var(--rule);
    margin: 2.5rem auto;
    transition: width 1.2s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.title-rule.visible {
    width: 240px;
}

.title-sub {
    font-family: 'Alegreya Sans', sans-serif;
    font-weight: 400;
    font-size: 0.88rem;
    color: var(--margin-gray);
    letter-spacing: 0.06em;
    line-height: 1.6;
    opacity: 0;
    transition: opacity 0.8s ease;
}

.title-sub.visible {
    opacity: 1;
}

/* ========================================
   Three-Column Page Body
   ======================================== */

.page-body {
    display: grid;
    grid-template-columns: minmax(120px, 1fr) minmax(300px, 3fr) minmax(120px, 1fr);
    gap: 2.5rem;
    max-width: 1080px;
    margin: 0 auto;
    width: 100%;
    flex: 1;
}

.margin-left,
.margin-right {
    padding-top: 0.25rem;
}

.margin-note {
    font-family: 'Alegreya Sans', sans-serif;
    font-size: 0.78rem;
    line-height: 1.55;
    color: var(--margin-gray);
    margin-bottom: 0.75rem;
}

.margin-note-spaced {
    margin-bottom: 1.25rem;
}

.margin-note em {
    font-style: italic;
}

.margin-expanded {
    font-size: 0.82rem;
}

.main-column {
    max-width: 620px;
}

.main-narrow {
    max-width: 500px;
}

/* ========================================
   Specimen Labels
   ======================================== */

.specimen-label {
    display: flex;
    flex-direction: column;
    gap: 0.15rem;
    border-top: 1px solid var(--rule);
    padding-top: 0.6rem;
    margin-bottom: 1.5rem;
}

.sl-name {
    font-family: 'Alegreya Sans', sans-serif;
    font-weight: 700;
    font-size: 0.72rem;
    color: var(--ink);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.sl-meta {
    font-family: 'Alegreya Sans', sans-serif;
    font-size: 0.68rem;
    color: var(--margin-gray);
    line-height: 1.4;
}

/* ========================================
   Drop Capitals
   ======================================== */

.drop-cap-para::first-letter {
    float: left;
    font-family: 'Cormorant', serif;
    font-weight: 600;
    font-size: 4.5em;
    line-height: 0.78;
    padding-right: 0.08em;
    padding-top: 0.04em;
    color: var(--rubric);
}

/* ========================================
   Book-Style Paragraphs
   ======================================== */

.main-column p {
    margin: 0;
}

.main-column p + p {
    text-indent: 1.5em;
}

.drop-cap-para {
    text-indent: 0;
}

.drop-cap-para + p {
    text-indent: 1.5em;
}

.section-break {
    text-align: center;
    text-indent: 0 !important;
    margin: 2.5rem 0;
    color: var(--margin-gray);
    letter-spacing: 0.3em;
    font-size: 0.9rem;
}

.fleuron {
    text-align: center;
    text-indent: 0 !important;
    margin: 2rem 0;
    color: var(--rubric);
    font-size: 1.3rem;
    line-height: 1;
}

/* ========================================
   Scale Demo
   ======================================== */

.scale-demo {
    display: flex;
    flex-direction: column;
    gap: 0.15rem;
    margin: 2.5rem 0;
    border-left: 1px solid var(--rule);
    padding-left: 1.25rem;
}

.scale-item {
    display: flex;
    align-items: baseline;
    gap: 1rem;
}

.scale-label {
    font-family: 'Alegreya Sans', sans-serif;
    font-size: 0.65rem;
    color: var(--margin-gray);
    min-width: 7.5rem;
    text-align: right;
    letter-spacing: 0.02em;
    flex-shrink: 0;
}

.scale-s0 { font-family: 'Cormorant', serif; font-size: var(--s0); font-weight: 400; line-height: 1.4; }
.scale-s1 { font-family: 'Cormorant', serif; font-size: var(--s1); font-weight: 400; line-height: 1.3; }
.scale-s2 { font-family: 'Cormorant', serif; font-size: var(--s2); font-weight: 400; line-height: 1.2; }
.scale-s3 { font-family: 'Cormorant', serif; font-size: var(--s3); font-weight: 300; line-height: 1.15; }
.scale-s4 { font-family: 'Cormorant', serif; font-size: var(--s4); font-weight: 300; line-height: 1.1; }
.scale-s5 { font-family: 'Cormorant', serif; font-size: var(--s5); font-weight: 300; line-height: 1; }
.scale-s6 { font-family: 'Cormorant', serif; font-size: var(--s6); font-weight: 300; line-height: 0.95; }

/* ========================================
   Weight Demo
   ======================================== */

.weight-demo {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
    margin: 2.5rem 0;
    border-left: 1px solid var(--rule);
    padding-left: 1.25rem;
}

.weight-item {
    display: flex;
    align-items: baseline;
    gap: 1rem;
}

.weight-label {
    font-family: 'Alegreya Sans', sans-serif;
    font-size: 0.65rem;
    color: var(--margin-gray);
    min-width: 7.5rem;
    text-align: right;
    letter-spacing: 0.02em;
    flex-shrink: 0;
}

.w-300 { font-family: 'Cormorant', serif; font-weight: 300; font-size: 1.6rem; line-height: 1.3; }
.w-400 { font-family: 'Cormorant', serif; font-weight: 400; font-size: 1.6rem; line-height: 1.3; }
.w-500 { font-family: 'Cormorant', serif; font-weight: 500; font-size: 1.6rem; line-height: 1.3; }
.w-600 { font-family: 'Cormorant', serif; font-weight: 600; font-size: 1.6rem; line-height: 1.3; }
.w-700 { font-family: 'Cormorant', serif; font-weight: 700; font-size: 1.6rem; line-height: 1.3; }

/* ========================================
   Style Demo
   ======================================== */

.style-demo {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    margin: 2.5rem 0;
    border-left: 1px solid var(--rule);
    padding-left: 1.25rem;
}

.style-item {
    display: flex;
    align-items: baseline;
    gap: 1rem;
}

.style-roman {
    font-family: 'Cormorant', serif;
    font-weight: 400;
    font-size: 1.6rem;
    font-style: normal;
    line-height: 1.3;
}

.style-italic {
    font-family: 'Cormorant', serif;
    font-weight: 400;
    font-size: 1.6rem;
    font-style: italic;
    line-height: 1.3;
}

.style-small-caps {
    font-family: 'Cormorant', serif;
    font-weight: 400;
    font-size: 1.6rem;
    font-variant: small-caps;
    letter-spacing: 0.05em;
    line-height: 1.3;
}

.style-label-inline {
    font-family: 'Alegreya Sans', sans-serif;
    font-size: 0.65rem;
    color: var(--margin-gray);
    letter-spacing: 0.02em;
    flex-shrink: 0;
}

/* ========================================
   Apparatus
   ======================================== */

.apparatus-body {
    grid-template-columns: minmax(140px, 1.5fr) minmax(280px, 2.5fr) minmax(140px, 1.5fr);
}

/* Pull Quote */
.pull-quote {
    background: var(--highlight);
    padding: 1.75rem 2rem;
    margin: 2rem 0;
    border-left: 3px solid var(--rubric);
}

.pull-quote p {
    font-family: 'Cormorant', serif;
    font-weight: 500;
    font-size: 1.25rem;
    font-style: italic;
    line-height: 1.6;
    color: var(--ink);
    text-indent: 0 !important;
}

.pull-quote cite {
    display: block;
    font-family: 'Alegreya Sans', sans-serif;
    font-size: 0.78rem;
    font-style: normal;
    color: var(--margin-gray);
    margin-top: 0.75rem;
    letter-spacing: 0.03em;
}

/* ========================================
   Colophon
   ======================================== */

.colophon-page {
    align-items: center;
    justify-content: center;
}

.colophon-content {
    max-width: 520px;
    width: 100%;
}

.colophon-title {
    font-family: 'Cormorant', serif;
    font-weight: 600;
    font-size: var(--s3);
    color: var(--ink);
    margin-bottom: 1rem;
    text-align: center;
    letter-spacing: 0.03em;
}

.colophon-section-title {
    font-family: 'Alegreya Sans', sans-serif;
    font-weight: 700;
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--margin-gray);
    margin-top: 1.5rem;
    margin-bottom: 0.5rem;
    text-align: left;
}

.colophon-rule {
    width: 100%;
    height: 1px;
    background: var(--rule);
    margin: 1.25rem 0;
}

.colophon-entry {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.35rem 0;
    border-bottom: 1px solid var(--highlight);
}

.ce-label {
    font-family: 'Alegreya Sans', sans-serif;
    font-size: 0.78rem;
    color: var(--margin-gray);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    flex-shrink: 0;
}

.ce-value {
    font-family: 'Alegreya Sans', sans-serif;
    font-size: 0.78rem;
    color: var(--ink);
    text-align: right;
    display: flex;
    align-items: center;
    gap: 0.4rem;
}

.color-swatch {
    display: inline-block;
    width: 12px;
    height: 12px;
    border-radius: 2px;
    flex-shrink: 0;
}

.colophon-note {
    font-family: 'Alegreya Sans', sans-serif;
    font-size: 0.78rem;
    color: var(--margin-gray);
    font-style: italic;
    margin-top: 1.25rem;
    text-align: center;
    line-height: 1.6;
}

.printers-device {
    font-size: 2rem;
    color: var(--rubric);
    margin-top: 2.5rem;
    text-align: center;
    line-height: 1;
}

/* ========================================
   Fade In Animations
   ======================================== */

.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 1s ease, transform 1s ease;
}

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

/* ========================================
   Responsive
   ======================================== */

@media (max-width: 900px) {
    .page-body {
        grid-template-columns: 1fr 3fr 1fr;
        gap: 1.5rem;
    }

    .apparatus-body {
        grid-template-columns: 1fr 2.5fr 1fr;
    }

    .scale-label,
    .weight-label {
        min-width: 5.5rem;
        font-size: 0.6rem;
    }
}

@media (max-width: 768px) {
    body {
        font-size: 16px;
    }

    .page {
        padding: 2rem 1.25rem 3rem;
    }

    .page-body {
        grid-template-columns: 1fr;
        gap: 1rem;
        max-width: 100%;
    }

    .apparatus-body {
        grid-template-columns: 1fr;
    }

    .margin-left,
    .margin-right {
        display: none;
    }

    .apparatus-body .margin-left,
    .apparatus-body .margin-right {
        display: block;
        padding: 1rem 0;
        border-top: 1px solid var(--rule);
    }

    .main-column,
    .main-narrow {
        max-width: 100%;
    }

    .title-main {
        font-size: clamp(3rem, 13vw, 7rem);
    }

    .title-page .running-header {
        position: sticky;
        top: 0;
        left: 0;
        transform: none;
    }

    .running-header {
        max-width: 100%;
    }

    .scale-item,
    .weight-item,
    .style-item {
        flex-direction: column;
        gap: 0;
    }

    .scale-label,
    .weight-label,
    .style-label-inline {
        text-align: left;
        margin-bottom: 0.15rem;
    }

    .pull-quote {
        padding: 1.25rem 1.5rem;
    }

    .colophon-content {
        max-width: 100%;
        padding: 0 0.5rem;
    }

    .colophon-entry {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.15rem;
    }
}

@media (max-width: 480px) {
    .title-main {
        font-size: clamp(2.5rem, 14vw, 5rem);
        letter-spacing: 0.03em;
    }

    .title-greek {
        font-size: clamp(0.9rem, 4vw, 1.5rem);
        letter-spacing: 0.1em;
    }

    .scale-s5,
    .scale-s6 {
        font-size: 3rem;
    }

    .drop-cap-para::first-letter {
        font-size: 3.5em;
    }
}