/* ============================================================
   martiallaw.quest -- Constitutional Studies Reference
   Swiss typographic discipline + dark-academia scholarly depth
   ============================================================ */

:root {
    --color-parchment: #f5f2eb;
    --color-black: #1a1a22;
    --color-article-red: #8b2500;
    --color-commentary: #4a5568;
    --color-sidebar: #e8e2d6;
    --color-annotated-green: #2a5f4a;
    --color-rule: #d4cec2;

    --font-serif: 'Alegreya', 'Inter', Georgia, serif;
    --font-sans: 'Alegreya Sans', 'Inter', system-ui, sans-serif;
    --font-mono: 'Cousine', 'Courier New', monospace;

    --sidebar-w: 240px;
    --content-max: 720px;
    --margin-note-w: 200px;
}

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

html {
    scroll-behavior: smooth;
    background: var(--color-parchment);
}

body {
    font-family: var(--font-sans);
    font-weight: 400;
    font-size: 0.95rem;
    line-height: 1.8;
    color: var(--color-black);
    background: var(--color-parchment);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    min-height: 100vh;
}

/* ----------------------------------------
   SIDEBAR
   ---------------------------------------- */

.sidebar {
    position: fixed;
    left: 0;
    top: 0;
    width: var(--sidebar-w);
    height: 100vh;
    overflow-y: auto;
    background: var(--color-sidebar);
    border-right: 1px solid var(--color-rule);
    padding: 2rem 1rem;
    z-index: 50;
    transition: transform 0.3s ease;
}

.sidebar::-webkit-scrollbar {
    width: 6px;
}
.sidebar::-webkit-scrollbar-track {
    background: transparent;
}
.sidebar::-webkit-scrollbar-thumb {
    background: var(--color-rule);
    border-radius: 3px;
}

.sidebar-inner {
    display: flex;
    flex-direction: column;
    gap: 1.75rem;
    min-height: 100%;
}

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

.brand-mono {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--color-article-red);
}

.brand-title {
    font-family: var(--font-serif);
    font-weight: 900;
    font-size: 1.45rem;
    line-height: 1.05;
    color: var(--color-black);
    letter-spacing: -0.01em;
}

.brand-dot {
    color: var(--color-article-red);
}

.brand-sub {
    font-family: var(--font-sans);
    font-size: 0.78rem;
    line-height: 1.4;
    color: var(--color-commentary);
    font-style: italic;
}

.brand-rule {
    height: 1px;
    background: var(--color-rule);
    margin-top: 0.6rem;
}

/* TOC */
.toc-label {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    letter-spacing: 0.22em;
    text-transform: uppercase;
    color: var(--color-commentary);
    margin-bottom: 0.6rem;
}

.toc-list,
.toc-sublist {
    list-style: none;
    padding: 0;
    margin: 0;
}

.toc-list > li {
    margin-bottom: 0.15rem;
}

.toc-sublist {
    margin-bottom: 0.4rem;
}

.toc-link {
    display: flex;
    align-items: baseline;
    gap: 0.55rem;
    font-family: var(--font-sans);
    font-size: 0.82rem;
    line-height: 1.4;
    color: var(--color-commentary);
    text-decoration: none;
    padding: 0.32rem 0.5rem 0.32rem 0.8rem;
    border-left: 3px solid transparent;
    transition: color 0.18s ease, border-color 0.18s ease, background 0.18s ease, font-weight 0.18s ease;
}

.toc-link-1 {
    font-weight: 500;
    color: var(--color-black);
}

.toc-link-2 {
    padding-left: 1.6rem;
    font-size: 0.78rem;
}

.toc-num {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--color-article-red);
    flex: 0 0 auto;
    min-width: 1.6rem;
}

.toc-link-2 .toc-num {
    color: var(--color-commentary);
}

.toc-text {
    flex: 1;
}

.toc-link:hover {
    color: var(--color-black);
    background: rgba(139, 37, 0, 0.06);
}

.toc-link.is-active {
    border-left-color: var(--color-article-red);
    color: var(--color-black);
    font-weight: 500;
    background: rgba(139, 37, 0, 0.08);
}

.toc-link.is-active .toc-num {
    color: var(--color-article-red);
}

/* sidebar foot */
.sidebar-foot {
    margin-top: auto;
    padding-top: 1.25rem;
    border-top: 1px solid var(--color-rule);
}

.foot-mono {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    letter-spacing: 0.18em;
    color: var(--color-article-red);
    text-transform: uppercase;
    margin-bottom: 0.4rem;
}

.foot-text {
    font-size: 0.74rem;
    line-height: 1.45;
    color: var(--color-commentary);
    font-style: italic;
}

/* ----------------------------------------
   MAIN CONTENT
   ---------------------------------------- */

.content {
    margin-left: var(--sidebar-w);
    padding: 2rem clamp(1rem, 3vw, 3rem);
    min-height: 100vh;
    border-left: 1px solid var(--color-rule);
}

.document {
    max-width: var(--content-max);
    position: relative;
}

/* doc head */
.doc-head {
    margin-bottom: 2.75rem;
    padding-bottom: 1.5rem;
}

.doc-mono {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--color-article-red);
    margin-bottom: 1rem;
}

.doc-title {
    font-family: var(--font-serif);
    font-weight: 700;
    font-size: clamp(1.85rem, 4vw, 2.9rem);
    line-height: 1.1;
    color: var(--color-black);
    margin-bottom: 1.1rem;
    letter-spacing: -0.01em;
}

.doc-lede {
    font-family: var(--font-serif);
    font-weight: 500;
    font-size: 1.1rem;
    line-height: 1.55;
    color: var(--color-commentary);
    max-width: 38em;
    margin-bottom: 1.5rem;
}

.doc-lede em {
    color: var(--color-annotated-green);
    font-style: italic;
}

.doc-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 1.5rem;
    padding-top: 1rem;
    border-top: 1px solid var(--color-rule);
}

.doc-meta-item {
    font-family: var(--font-sans);
    font-size: 0.82rem;
    color: var(--color-commentary);
    display: flex;
    align-items: center;
    gap: 0.55rem;
}

.doc-meta-item .doc-mono {
    margin-bottom: 0;
    font-size: 0.66rem;
}

/* ----------------------------------------
   CHAPTER BREAK RULES
   ---------------------------------------- */

.break-rule {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin: 3.25rem 0 2.5rem;
}

.break-line {
    flex: 1;
    height: 1px;
    background: var(--color-rule);
}

.break-badge {
    width: 38px;
    height: 38px;
    border: 2px solid var(--color-article-red);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-parchment);
    flex: 0 0 auto;
}

.break-badge span {
    font-family: var(--font-mono);
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--color-article-red);
    line-height: 1;
}

/* ----------------------------------------
   CHAPTERS
   ---------------------------------------- */

.chapter {
    margin-bottom: 2.5rem;
    scroll-margin-top: 1rem;
}

.chapter-title {
    font-family: var(--font-serif);
    font-weight: 700;
    font-size: clamp(1.5rem, 3vw, 2.5rem);
    line-height: 1.15;
    color: var(--color-black);
    margin-bottom: 1.25rem;
    display: flex;
    align-items: center;
    gap: 0.85rem;
    letter-spacing: -0.005em;
}

.chapter-badge {
    width: 28px;
    height: 28px;
    min-width: 28px;
    border: 2px solid var(--color-article-red);
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-mono);
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--color-article-red);
    line-height: 1;
    flex-shrink: 0;
    background: var(--color-parchment);
}

.chapter-text {
    flex: 1;
}

.chapter-epigraph {
    font-family: var(--font-serif);
    font-style: italic;
    font-size: 1rem;
    color: var(--color-commentary);
    padding: 0.5rem 0 1rem 1.5rem;
    border-left: 2px solid var(--color-rule);
    margin-bottom: 1.25rem;
}

.chapter-epigraph .legal {
    font-style: normal;
}

.chapter > p {
    margin-bottom: 1rem;
    color: var(--color-black);
}

/* subsections */
.subsection {
    margin-top: 2rem;
    padding-top: 0.25rem;
    position: relative;
    scroll-margin-top: 1rem;
}

.sub-title {
    font-family: var(--font-serif);
    font-weight: 700;
    font-size: 1.3rem;
    line-height: 1.25;
    color: var(--color-black);
    margin-bottom: 0.8rem;
    display: flex;
    align-items: baseline;
    gap: 0.7rem;
}

.sub-num {
    font-family: var(--font-mono);
    font-size: 0.9rem;
    font-weight: 400;
    color: var(--color-article-red);
    letter-spacing: 0.02em;
    flex: 0 0 auto;
}

.subsection p {
    margin-bottom: 0.95rem;
    color: var(--color-black);
}

.subsection p:last-child {
    margin-bottom: 0;
}

/* ----------------------------------------
   INLINE TYPOGRAPHY
   ---------------------------------------- */

.legal {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--color-article-red);
    letter-spacing: 0;
    background: rgba(139, 37, 0, 0.05);
    padding: 0.05rem 0.32rem;
    border-radius: 2px;
    white-space: nowrap;
}

a {
    color: var(--color-annotated-green);
    text-decoration: underline;
    text-decoration-thickness: 1px;
    text-underline-offset: 0.18em;
}

a:hover {
    color: var(--color-article-red);
}

em {
    font-style: italic;
}

strong {
    font-weight: 700;
    color: var(--color-black);
}

/* ordered list */
.ordered {
    list-style: none;
    counter-reset: item;
    margin: 1rem 0 1.25rem 0;
    padding: 0;
}

.ordered > li {
    counter-increment: item;
    position: relative;
    padding-left: 2.5rem;
    margin-bottom: 0.75rem;
    line-height: 1.7;
}

.ordered > li::before {
    content: "(" counter(item, lower-roman) ")";
    position: absolute;
    left: 0;
    top: 0;
    font-family: var(--font-mono);
    font-size: 0.78rem;
    color: var(--color-article-red);
    width: 2rem;
    text-align: right;
    padding-right: 0.5rem;
    line-height: 1.95;
}

/* pullquote */
.pullquote {
    margin: 1.5rem 0;
    padding: 1rem 1.5rem;
    border-left: 3px solid var(--color-article-red);
    background: rgba(232, 226, 214, 0.5);
}

.pullquote p {
    font-family: var(--font-serif);
    font-style: italic;
    font-size: 1.1rem;
    line-height: 1.5;
    color: var(--color-black);
    margin-bottom: 0.6rem;
}

.pullquote cite {
    font-family: var(--font-sans);
    font-style: normal;
    font-size: 0.82rem;
    color: var(--color-commentary);
    display: block;
}

/* margin notes */
.margin-note {
    position: absolute;
    left: calc(100% + 2.5rem);
    top: 0;
    width: var(--margin-note-w);
    font-family: var(--font-sans);
    font-size: 0.8rem;
    line-height: 1.5;
    color: var(--color-commentary);
    font-style: italic;
    padding-top: 0.2rem;
    border-top: 1px solid var(--color-rule);
    padding-left: 0.6rem;
    border-left: 2px solid var(--color-article-red);
}

.margin-note::before {
    content: "Note " attr(data-anchor);
    display: block;
    font-family: var(--font-mono);
    font-size: 0.65rem;
    text-transform: uppercase;
    letter-spacing: 0.16em;
    color: var(--color-article-red);
    font-style: normal;
    margin-bottom: 0.3rem;
}

@media (max-width: 1200px) {
    .margin-note {
        position: static;
        width: auto;
        max-width: 100%;
        margin: 0.5rem 0 1rem 0;
        border-top: 1px solid var(--color-rule);
        border-left: 2px solid var(--color-article-red);
        padding: 0.6rem 0.75rem;
        background: rgba(232, 226, 214, 0.4);
    }
}

/* reference table */
.ref-table {
    width: 100%;
    margin: 1.25rem 0 1.25rem;
    border-collapse: collapse;
    font-family: var(--font-sans);
    font-size: 0.85rem;
}

.ref-table thead th {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.14em;
    color: var(--color-article-red);
    text-align: left;
    padding: 0.5rem 0.75rem;
    border-bottom: 2px solid var(--color-article-red);
    font-weight: 700;
}

.ref-table tbody td {
    padding: 0.55rem 0.75rem;
    border-bottom: 1px solid var(--color-rule);
    vertical-align: top;
    color: var(--color-black);
}

.ref-table tbody td:first-child {
    font-family: var(--font-mono);
    font-size: 0.78rem;
    color: var(--color-article-red);
    width: 4rem;
}

.ref-table tbody tr:hover {
    background: rgba(232, 226, 214, 0.5);
}

/* bibliography */
.biblio {
    list-style: none;
    padding: 0;
    margin: 1.25rem 0;
}

.biblio li {
    padding: 0.7rem 0 0.7rem 1.5rem;
    border-bottom: 1px solid var(--color-rule);
    text-indent: -1.5rem;
    color: var(--color-black);
    line-height: 1.6;
    font-size: 0.92rem;
}

.biblio li:last-child {
    border-bottom: none;
}

.biblio-author {
    font-weight: 700;
    color: var(--color-article-red);
}

/* colophon */
.colophon {
    text-align: center;
    margin-top: 3rem;
    padding-top: 2rem;
    border-top: 1px solid var(--color-rule);
    color: var(--color-commentary);
    font-style: italic;
    font-size: 0.88rem;
}

.colophon .doc-mono {
    font-style: normal;
    margin-bottom: 0.6rem;
    color: var(--color-article-red);
}

/* ----------------------------------------
   MOBILE
   ---------------------------------------- */

.mobile-toggle {
    display: none;
    position: fixed;
    top: 1rem;
    left: 1rem;
    z-index: 100;
    background: var(--color-sidebar);
    border: 1px solid var(--color-rule);
    padding: 0.6rem 0.85rem;
    font-family: var(--font-mono);
    font-size: 0.72rem;
    color: var(--color-article-red);
    text-transform: uppercase;
    letter-spacing: 0.14em;
    cursor: pointer;
    align-items: center;
    gap: 0.5rem;
}

.mobile-toggle .hamburger {
    display: block;
    width: 18px;
    height: 2px;
    background: var(--color-article-red);
    margin: 3px 0;
}

.toggle-label {
    margin-left: 0.4rem;
}

.overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(26, 26, 34, 0.4);
    z-index: 40;
    opacity: 0;
    transition: opacity 0.25s ease;
}

.overlay.is-visible {
    opacity: 1;
}

@media (max-width: 768px) {
    .sidebar {
        transform: translateX(-100%);
        width: 280px;
        box-shadow: 4px 0 24px rgba(26, 26, 34, 0.18);
    }
    .sidebar.is-open {
        transform: translateX(0);
    }
    .content {
        margin-left: 0;
        padding-top: 4.5rem;
        border-left: none;
    }
    .mobile-toggle {
        display: inline-flex;
        flex-direction: row;
        align-items: center;
        flex-wrap: wrap;
    }
    .mobile-toggle .hamburger {
        margin: 1.5px 0;
    }
    .overlay.is-visible {
        display: block;
    }
    .doc-meta {
        gap: 0.75rem;
        flex-direction: column;
    }
}

@media (max-width: 480px) {
    .content {
        padding: 4.5rem 1.1rem 2rem;
    }
    .chapter-title {
        font-size: 1.5rem;
        gap: 0.6rem;
    }
    .doc-title {
        font-size: 1.6rem;
    }
    .pullquote {
        padding: 0.8rem 1rem;
    }
    .ref-table {
        font-size: 0.78rem;
    }
}