/* ============================================================
   MARGINALIA — Digital Library
   Editorial / literary aesthetic. Warm paper, ink, asymmetry.
   ============================================================ */

:root {
    /* Palette: aged paper + sumi ink + a single accent (foxed red) */
    --paper: #f4ede0;
    --paper-warm: #ece1cc;
    --paper-deep: #ddd0b6;
    --ink: #1a1410;
    --ink-soft: #3d342a;
    --ink-faded: #6b5e4f;
    --rule: #a99878;
    --accent: #b04030; /* foxed red, like an old library stamp */
    --accent-deep: #7a2818;
    --gold: #a4853a;
    --shadow:
        0 1px 0 rgba(26, 20, 16, 0.06), 0 12px 30px -18px rgba(26, 20, 16, 0.35);

    --serif: "Fraunces", "Newsreader", Georgia, serif;
    --serif-text: "Newsreader", "Fraunces", Georgia, serif;
    --mono: "DM Mono", ui-monospace, Menlo, monospace;

    --container: 1320px;
    --gutter: clamp(20px, 4vw, 60px);
}

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

body {
    background: var(--paper);
    color: var(--ink);
    font-family: var(--serif-text);
    font-size: 17px;
    line-height: 1.55;
    font-feature-settings: "ss01", "liga", "kern";
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
    position: relative;
    min-height: 100vh;
    /* Subtle paper texture via layered gradients */
    background-image:
        radial-gradient(
            circle at 12% 20%,
            rgba(160, 130, 80, 0.07),
            transparent 40%
        ),
        radial-gradient(
            circle at 88% 80%,
            rgba(176, 64, 48, 0.04),
            transparent 45%
        ),
        radial-gradient(
            circle at 50% 50%,
            rgba(120, 90, 50, 0.03),
            transparent 60%
        );
}

/* Grain overlay — gives that print feel */
.grain {
    position: fixed;
    inset: 0;
    pointer-events: none;
    opacity: 0.35;
    mix-blend-mode: multiply;
    z-index: 1;
    background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='200' height='200'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 .1  0 0 0 0 .08  0 0 0 0 .06  0 0 0 .15 0'/></filter><rect width='100%25' height='100%25' filter='url(%23n)'/></svg>");
}

::selection {
    background: var(--accent);
    color: var(--paper);
}

/* ------- typography baseline ------- */
h1,
h2,
h3,
h4 {
    font-family: var(--serif);
    font-weight: 400;
    margin: 0;
    letter-spacing: -0.01em;
}
em {
    font-style: italic;
    font-feature-settings: "ss01";
    color: var(--accent-deep);
}

/* ===========================================================
   MASTHEAD
   =========================================================== */
.masthead {
    position: relative;
    z-index: 10;
    padding: 28px var(--gutter) 0;
}
.masthead-inner {
    display: grid;
    grid-template-columns: auto 1fr auto;
    gap: 40px;
    align-items: center;
    max-width: var(--container);
    margin: 0 auto;
}
.brand {
    display: flex;
    align-items: center;
    gap: 14px;
    cursor: pointer;
}
.brand-mark {
    font-family: var(--serif);
    font-size: 38px;
    color: var(--accent);
    line-height: 1;
    transform: translateY(-2px);
}
.brand-text {
    display: flex;
    flex-direction: column;
    line-height: 1.1;
}
.brand-name {
    font-family: var(--serif);
    font-weight: 500;
    font-size: 26px;
    font-variation-settings:
        "opsz" 144,
        "SOFT" 50;
    letter-spacing: -0.02em;
}
.brand-sub {
    font-family: var(--mono);
    font-size: 10px;
    text-transform: uppercase;
    letter-spacing: 0.18em;
    color: var(--ink-faded);
    margin-top: 2px;
}

.primary-nav {
    display: flex;
    gap: 32px;
    justify-content: center;
}
.nav-link {
    font-family: var(--serif-text);
    font-size: 15px;
    color: var(--ink-soft);
    text-decoration: none;
    position: relative;
    padding: 4px 0;
    transition: color 0.25s ease;
}
.nav-link:hover {
    color: var(--accent);
}
.nav-link.active {
    color: var(--ink);
}
.nav-link.active::after {
    content: "";
    position: absolute;
    left: 50%;
    bottom: -6px;
    width: 4px;
    height: 4px;
    background: var(--accent);
    border-radius: 50%;
    transform: translateX(-50%);
}
.nav-admin {
    display: none;
}
.nav-admin.show {
    display: inline-block;
}

.auth-zone {
    display: flex;
    align-items: center;
    gap: 12px;
    justify-self: end;
    font-family: var(--mono);
    font-size: 12px;
}
.auth-zone .btn {
    font-family: var(--mono);
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    background: var(--ink);
    color: var(--paper);
    border: none;
    padding: 9px 16px;
    cursor: pointer;
    transition: all 0.2s ease;
}
.auth-zone .btn:hover {
    background: var(--accent);
}
.auth-zone .btn-secondary {
    background: transparent;
    color: var(--ink);
    border: 1px solid var(--ink);
}
.auth-zone .btn-secondary:hover {
    background: var(--ink);
    color: var(--paper);
}
.auth-zone .who {
    display: flex;
    align-items: center;
    gap: 10px;
}
.auth-zone .who strong {
    font-family: var(--serif);
    font-weight: 500;
    font-size: 14px;
}

.rule {
    max-width: var(--container);
    margin: 18px auto 0;
    height: 0;
    border-top: 1px solid var(--ink);
    position: relative;
}
.rule::after {
    content: "";
    display: block;
    border-top: 1px solid var(--ink);
    margin-top: 3px;
}

/* ===========================================================
   FRONTMATTER (hero)
   =========================================================== */
.frontmatter {
    padding: 80px var(--gutter) 60px;
    position: relative;
    z-index: 2;
}
.frontmatter-grid {
    max-width: var(--container);
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 6fr 2fr;
    gap: 40px;
    align-items: start;
}
.folio {
    font-family: var(--mono);
    font-size: 11px;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--ink-faded);
    writing-mode: vertical-rl;
    transform: rotate(180deg);
    align-self: end;
    border-left: 1px solid var(--rule);
    padding-left: 6px;
}
.frontmatter-headline h1 {
    font-size: clamp(48px, 8vw, 112px);
    line-height: 0.95;
    letter-spacing: -0.035em;
    font-weight: 300;
    font-variation-settings:
        "opsz" 144,
        "SOFT" 30;
}
.frontmatter-headline .line {
    display: block;
    opacity: 0;
    transform: translateY(20px);
    animation: rise 0.9s cubic-bezier(0.2, 0.7, 0.2, 1) forwards;
}
.line-1 {
    animation-delay: 0.05s;
}
.line-2 {
    animation-delay: 0.2s;
    padding-left: clamp(20px, 6vw, 90px);
}
.line-3 {
    animation-delay: 0.35s;
    padding-left: clamp(40px, 12vw, 180px);
    font-style: italic;
    color: var(--ink-soft);
}

@keyframes rise {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-attribution {
    font-family: var(--mono);
    font-size: 11px;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--ink-faded);
    margin-top: 32px;
    opacity: 0;
    animation: rise 0.8s ease 0.55s forwards;
}

.frontmatter-aside {
    border-left: 1px solid var(--ink);
    padding-left: 24px;
    align-self: end;
    opacity: 0;
    animation: rise 0.8s ease 0.4s forwards;
}
.aside-label {
    font-family: var(--mono);
    font-size: 10px;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--ink-faded);
    margin-bottom: 16px;
}
.aside-stat {
    font-family: var(--serif);
    font-size: 32px;
    font-weight: 300;
    line-height: 1.1;
    font-variation-settings: "opsz" 144;
}
.aside-meta {
    margin-top: 16px;
    font-family: var(--mono);
    font-size: 11px;
    color: var(--ink-faded);
    display: flex;
    gap: 8px;
}
.aside-meta .dot {
    color: var(--rule);
}

/* ===========================================================
   SEARCH STRIP
   =========================================================== */
.search-strip {
    padding: 0 var(--gutter);
    position: relative;
    z-index: 2;
}
.search-inner {
    max-width: var(--container);
    margin: 0 auto;
    border-top: 1px solid var(--ink);
    border-bottom: 1px solid var(--ink);
    padding: 18px 0;
    display: flex;
    gap: 32px;
    align-items: center;
    flex-wrap: wrap;
}
.search-label {
    display: flex;
    align-items: center;
    gap: 14px;
    flex: 1;
    min-width: 280px;
}
.search-prefix {
    font-family: var(--mono);
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.18em;
    color: var(--ink-faded);
    padding-right: 14px;
    border-right: 1px solid var(--rule);
}
#search-input {
    flex: 1;
    background: transparent;
    border: none;
    outline: none;
    font-family: var(--serif-text);
    font-size: 22px;
    color: var(--ink);
    font-style: italic;
}
#search-input::placeholder {
    color: var(--ink-faded);
    font-style: italic;
}
.search-shortcut {
    font-family: var(--mono);
    font-size: 10px;
    letter-spacing: 0.1em;
    color: var(--ink-faded);
    border: 1px solid var(--rule);
    padding: 3px 8px;
}

.filter-chips {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}
.chip {
    font-family: var(--mono);
    font-size: 10px;
    text-transform: uppercase;
    letter-spacing: 0.14em;
    background: transparent;
    border: 1px solid var(--rule);
    color: var(--ink-soft);
    padding: 7px 12px;
    cursor: pointer;
    transition: all 0.2s ease;
}
.chip:hover {
    border-color: var(--ink);
    color: var(--ink);
}
.chip.active {
    background: var(--ink);
    color: var(--paper);
    border-color: var(--ink);
}

/* ===========================================================
   MAIN VIEW SWITCHING
   =========================================================== */
main {
    padding: 60px var(--gutter) 100px;
    position: relative;
    z-index: 2;
}
.view {
    display: none;
    max-width: var(--container);
    margin: 0 auto;
}
.view.active {
    display: block;
    animation: fade-in 0.5s ease;
}

@keyframes fade-in {
    from {
        opacity: 0;
        transform: translateY(8px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.section-heading {
    display: flex;
    align-items: baseline;
    gap: 24px;
    margin-bottom: 40px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--ink);
    flex-wrap: wrap;
}
.section-number {
    font-family: var(--mono);
    font-size: 11px;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--accent);
}
.section-heading h2 {
    font-size: clamp(32px, 5vw, 56px);
    font-weight: 300;
    font-variation-settings:
        "opsz" 144,
        "SOFT" 30;
    letter-spacing: -0.02em;
}
.section-meta {
    margin-left: auto;
    font-family: var(--mono);
    font-size: 11px;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--ink-faded);
}

/* ===========================================================
   BOOK GRID (catalog cards)
   =========================================================== */
.book-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 60px 32px;
}
.book-card {
    position: relative;
    cursor: pointer;
    display: flex;
    flex-direction: column;
    animation: fade-in 0.6s ease backwards;
}
.book-cover {
    position: relative;
    aspect-ratio: 2 / 3;
    background: var(--paper-deep);
    display: flex;
    flex-direction: column;
    padding: 22px 18px;
    box-shadow:
        0 1px 0 rgba(26, 20, 16, 0.1),
        8px 8px 0 -1px var(--paper-warm),
        8px 8px 0 0 var(--ink),
        var(--shadow);
    transition:
        transform 0.35s cubic-bezier(0.2, 0.7, 0.2, 1),
        box-shadow 0.35s ease;
    overflow: hidden;
}
.book-card:hover .book-cover {
    transform: translate(-3px, -3px);
    box-shadow:
        0 1px 0 rgba(26, 20, 16, 0.1),
        12px 12px 0 -1px var(--paper-warm),
        12px 12px 0 0 var(--ink),
        var(--shadow);
}
.book-cover::before {
    content: "";
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 2px;
    background: linear-gradient(
        to bottom,
        transparent 5%,
        rgba(0, 0, 0, 0.18) 50%,
        transparent 95%
    );
}
.book-cover[data-tone="0"] {
    background: #d9c9a8;
}
.book-cover[data-tone="1"] {
    background: #c9a880;
    color: #2a1f15;
}
.book-cover[data-tone="2"] {
    background: #6b3520;
    color: var(--paper);
}
.book-cover[data-tone="3"] {
    background: #1f3a2e;
    color: var(--paper);
}
.book-cover[data-tone="4"] {
    background: #2a3550;
    color: var(--paper);
}
.book-cover[data-tone="5"] {
    background: #7a1818;
    color: var(--paper);
}
.book-cover[data-tone="6"] {
    background: #3a3530;
    color: var(--paper);
}
.book-cover[data-tone="7"] {
    background: #a89070;
    color: #1a1410;
}

.cover-meta {
    font-family: var(--mono);
    font-size: 9px;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    opacity: 0.75;
}
.cover-rule {
    flex: 1;
    display: flex;
    align-items: center;
    padding: 12px 0;
}
.cover-rule::before,
.cover-rule::after {
    content: "";
    flex: 1;
    height: 1px;
    background: currentColor;
    opacity: 0.4;
}
.cover-title {
    font-family: var(--serif);
    font-weight: 400;
    font-size: 24px;
    line-height: 1.05;
    letter-spacing: -0.02em;
    font-variation-settings:
        "opsz" 144,
        "SOFT" 30;
    margin: 0 0 8px;
    text-wrap: balance;
}
.cover-author {
    font-family: var(--serif-text);
    font-style: italic;
    font-size: 13px;
    opacity: 0.85;
}
.cover-stamp {
    position: absolute;
    bottom: 14px;
    right: 14px;
    font-family: var(--mono);
    font-size: 9px;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    border: 1px solid currentColor;
    padding: 4px 6px;
    opacity: 0.7;
}

.book-card-info {
    margin-top: 18px;
    padding: 0 4px;
}
.book-card-info .info-title {
    font-family: var(--serif);
    font-size: 17px;
    font-weight: 500;
    letter-spacing: -0.01em;
    margin-bottom: 2px;
}
.book-card-info .info-author {
    font-family: var(--serif-text);
    font-style: italic;
    font-size: 14px;
    color: var(--ink-soft);
    margin-bottom: 8px;
}
.book-card-info .info-meta {
    display: flex;
    gap: 10px;
    font-family: var(--mono);
    font-size: 10px;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--ink-faded);
}
.info-meta .available {
    color: var(--accent);
}
.info-meta .unavailable {
    color: var(--ink-faded);
    text-decoration: line-through;
}

/* Empty state */
.empty {
    padding: 80px 0;
    text-align: center;
    font-family: var(--serif);
    font-style: italic;
    font-size: 22px;
    color: var(--ink-faded);
}

/* ===========================================================
   SHELF (loans)
   =========================================================== */
.loans-wrap {
    display: flex;
    flex-direction: column;
    gap: 0;
}
.loan-row {
    display: grid;
    grid-template-columns: 80px 1fr auto auto;
    gap: 24px;
    align-items: center;
    padding: 22px 0;
    border-bottom: 1px solid var(--rule);
    transition: padding-left 0.25s ease;
}
.loan-row:hover {
    padding-left: 12px;
}
.loan-num {
    font-family: var(--mono);
    font-size: 12px;
    letter-spacing: 0.12em;
    color: var(--ink-faded);
}
.loan-info .t {
    font-family: var(--serif);
    font-size: 22px;
    font-variation-settings: "opsz" 144;
}
.loan-info .a {
    font-family: var(--serif-text);
    font-style: italic;
    font-size: 14px;
    color: var(--ink-soft);
}
.loan-status {
    font-family: var(--mono);
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.14em;
    padding: 5px 10px;
    border: 1px solid currentColor;
}
.loan-status.active {
    color: var(--ink);
}
.loan-status.overdue {
    color: var(--accent);
}
.loan-status.returned {
    color: var(--ink-faded);
}
.loan-due {
    font-family: var(--mono);
    font-size: 11px;
    color: var(--ink-faded);
    text-align: right;
}
.loan-actions {
    display: flex;
    gap: 8px;
}

/* ===========================================================
   LISTS, ACCOUNT, ADMIN CARDS
   =========================================================== */
.lists-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 24px;
}
.list-card {
    background: var(--paper-warm);
    border: 1px solid var(--ink);
    padding: 24px;
    cursor: pointer;
    transition:
        transform 0.25s ease,
        box-shadow 0.25s ease;
}
.list-card:hover {
    transform: translate(-2px, -2px);
    box-shadow: 6px 6px 0 var(--ink);
}
.list-card h3 {
    font-family: var(--serif);
    font-size: 22px;
    margin-bottom: 8px;
}
.list-card .meta {
    font-family: var(--mono);
    font-size: 10px;
    text-transform: uppercase;
    letter-spacing: 0.14em;
    color: var(--ink-faded);
}
.list-card p {
    font-style: italic;
    color: var(--ink-soft);
    margin: 12px 0 0;
    font-size: 14px;
}

.account-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 32px;
}
.account-card {
    border-top: 1px solid var(--ink);
    padding-top: 24px;
}
.account-card h3 {
    font-family: var(--serif);
    font-size: 24px;
    margin-bottom: 16px;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 32px;
    margin-bottom: 40px;
}
.stat-cell {
    border-top: 2px solid var(--ink);
    padding-top: 16px;
}
.stat-label {
    font-family: var(--mono);
    font-size: 10px;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--ink-faded);
    margin-bottom: 8px;
}
.stat-value {
    font-family: var(--serif);
    font-size: 56px;
    font-weight: 300;
    line-height: 1;
    font-variation-settings:
        "opsz" 144,
        "SOFT" 30;
    letter-spacing: -0.03em;
}
.stat-value.alert {
    color: var(--accent);
}

/* ===========================================================
   BUTTONS
   =========================================================== */
.btn-primary,
.btn-ghost {
    font-family: var(--mono);
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.14em;
    padding: 10px 18px;
    cursor: pointer;
    transition: all 0.2s ease;
    border: 1px solid var(--ink);
}
.btn-primary {
    background: var(--ink);
    color: var(--paper);
}
.btn-primary:hover {
    background: var(--accent);
    border-color: var(--accent);
}
.btn-primary:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}
.btn-ghost {
    background: transparent;
    color: var(--ink);
}
.btn-ghost:hover {
    background: var(--ink);
    color: var(--paper);
}
.btn-danger {
    background: transparent;
    color: var(--accent);
    border-color: var(--accent);
}
.btn-danger:hover {
    background: var(--accent);
    color: var(--paper);
}

/* ===========================================================
   MODAL
   =========================================================== */
.modal-root {
    position: fixed;
    inset: 0;
    z-index: 100;
    display: none;
    align-items: center;
    justify-content: center;
    padding: 40px 20px;
}
.modal-root.open {
    display: flex;
}
.modal-backdrop {
    position: absolute;
    inset: 0;
    background: rgba(26, 20, 16, 0.55);
    backdrop-filter: blur(4px);
    animation: fade-in 0.25s ease;
}
.modal-card {
    position: relative;
    background: var(--paper);
    max-width: 720px;
    width: 100%;
    max-height: 88vh;
    overflow-y: auto;
    padding: 48px;
    border: 1px solid var(--ink);
    box-shadow: 16px 16px 0 var(--ink);
    animation: pop-in 0.35s cubic-bezier(0.2, 0.7, 0.2, 1);
}
@keyframes pop-in {
    from {
        opacity: 0;
        transform: translateY(20px) scale(0.98);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}
.modal-close {
    position: absolute;
    top: 16px;
    right: 20px;
    background: transparent;
    border: none;
    font-size: 32px;
    color: var(--ink);
    cursor: pointer;
    line-height: 1;
    font-family: var(--serif);
}
.modal-close:hover {
    color: var(--accent);
}

/* Book detail in modal */
.detail-header {
    display: grid;
    grid-template-columns: 180px 1fr;
    gap: 32px;
    align-items: start;
    margin-bottom: 24px;
}
.detail-cover {
    aspect-ratio: 2 / 3;
    padding: 18px 14px;
    box-shadow: 6px 6px 0 var(--ink);
    display: flex;
    flex-direction: column;
    position: relative;
}
.detail-title {
    font-family: var(--serif);

    font-weight: 400;
    line-height: 1.05;
    letter-spacing: -0.025em;
    font-variation-settings:
        "opsz" 144,
        "SOFT" 30;
    margin-bottom: 8px;
}
.detail-subtitle {
    font-style: italic;
    color: var(--ink-soft);
    margin-bottom: 16px;
}
.detail-author {
    font-family: var(--mono);
    font-size: 11px;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--ink-faded);
    margin-bottom: 20px;
}
.detail-author a {
    color: var(--ink);
    text-decoration: none;
    border-bottom: 1px solid var(--rule);
}
.detail-meta-row {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    font-family: var(--mono);
    font-size: 11px;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--ink-faded);
    margin-bottom: 24px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--rule);
}
.detail-desc {
    font-size: 17px;
    line-height: 1.65;
    color: var(--ink-soft);
    margin-bottom: 28px;
}
.detail-desc:first-letter {
    font-family: var(--serif);
    font-size: 56px;
    float: left;
    line-height: 0.85;
    margin: 6px 8px 0 0;
    color: var(--accent);
    font-weight: 400;
}
.detail-actions {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    padding-top: 20px;
    border-top: 1px solid var(--rule);
}

/* Reviews in detail */
.reviews-section {
    margin-top: 32px;
    padding-top: 24px;
    border-top: 1px solid var(--ink);
}
.reviews-section h4 {
    font-family: var(--serif);
    font-size: 22px;
    margin-bottom: 16px;
}
.review-item {
    padding: 14px 0;
    border-bottom: 1px dashed var(--rule);
}
.review-item:last-child {
    border-bottom: none;
}
.review-stars {
    color: var(--accent);
    letter-spacing: 2px;
}
.review-title {
    font-family: var(--serif);
    font-weight: 500;
    margin-top: 4px;
}
.review-body {
    font-size: 15px;
    color: var(--ink-soft);
    font-style: italic;
}

/* Auth form */
.auth-form {
    display: flex;
    flex-direction: column;
    gap: 14px;
}
.auth-form h3 {
    font-family: var(--serif);
    font-size: 32px;
    font-weight: 400;
    margin-bottom: 8px;
    font-variation-settings: "opsz" 144;
}
.auth-form label {
    display: flex;
    flex-direction: column;
    font-family: var(--mono);
    font-size: 10px;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--ink-faded);
    gap: 6px;
}
.auth-form input,
.auth-form textarea {
    font-family: var(--serif-text);
    font-size: 17px;
    padding: 10px 0;
    background: transparent;
    border: none;
    border-bottom: 1px solid var(--ink);
    color: var(--ink);
    outline: none;
    transition: border-color 0.2s;
}
.auth-form input:focus,
.auth-form textarea:focus {
    border-bottom-color: var(--accent);
}
.auth-form .auth-switch {
    font-family: var(--serif-text);
    font-style: italic;
    font-size: 14px;
    color: var(--ink-faded);
    text-align: center;
    margin-top: 8px;
}
.auth-form .auth-switch a {
    color: var(--accent);
    cursor: pointer;
}
.form-error {
    font-family: var(--mono);
    font-size: 11px;
    letter-spacing: 0.1em;
    color: var(--accent);
    padding: 8px 0;
}

/* ===========================================================
   TOAST
   =========================================================== */
.toast-stack {
    position: fixed;
    bottom: 30px;
    right: 30px;
    z-index: 200;
    display: flex;
    flex-direction: column;
    gap: 10px;
}
.toast {
    background: var(--ink);
    color: var(--paper);
    padding: 14px 22px;
    font-family: var(--mono);
    font-size: 12px;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    box-shadow: 4px 4px 0 var(--accent);
    animation: toast-in 0.35s cubic-bezier(0.2, 0.7, 0.2, 1);
    max-width: 360px;
}
.toast.error {
    box-shadow: 4px 4px 0 var(--accent);
    border-left: 3px solid var(--accent);
}
@keyframes toast-in {
    from {
        opacity: 0;
        transform: translateX(40px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* ===========================================================
   COLOPHON / FOOTER
   =========================================================== */
.colophon {
    border-top: 1px solid var(--ink);
    padding: 60px var(--gutter) 30px;
    margin-top: 80px;
    position: relative;
    z-index: 2;
}
.colophon-inner {
    max-width: var(--container);
    margin: 0 auto;
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px;
}
.colophon-label {
    font-family: var(--mono);
    font-size: 10px;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--ink-faded);
    margin-bottom: 14px;
}
.colophon-block p {
    font-family: var(--serif-text);
    font-size: 14px;
    color: var(--ink-soft);
    line-height: 1.6;
    margin: 0;
}
.colophon-block ul {
    list-style: none;
    padding: 0;
    margin: 0;
}
.colophon-block li {
    margin-bottom: 6px;
}
.colophon-block a {
    color: var(--ink);
    text-decoration: none;
    border-bottom: 1px solid var(--rule);
    font-size: 14px;
}
.colophon-block a:hover {
    color: var(--accent);
    border-bottom-color: var(--accent);
}
.colophon-mark {
    font-family: var(--serif);
    font-size: 72px;
    color: var(--accent);
    text-align: right;
    line-height: 1;
    align-self: end;
}
.copyright {
    max-width: var(--container);
    margin: 40px auto 0;
    padding-top: 20px;
    border-top: 1px solid var(--rule);
    font-family: var(--mono);
    font-size: 10px;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--ink-faded);
    text-align: center;
}

/* ===========================================================
   RESPONSIVE
   =========================================================== */
@media (max-width: 960px) {
    .masthead-inner {
        grid-template-columns: 1fr;
        gap: 16px;
    }
    .primary-nav {
        justify-content: flex-start;
        flex-wrap: wrap;
        gap: 18px;
    }
    .auth-zone {
        justify-self: start;
    }
    .frontmatter-grid {
        grid-template-columns: 1fr;
    }
    .folio {
        writing-mode: horizontal-tb;
        transform: none;
        border-left: none;
        padding-left: 0;
        border-bottom: 1px solid var(--rule);
        padding-bottom: 8px;
    }
    .frontmatter-aside {
        border-left: none;
        border-top: 1px solid var(--ink);
        padding: 16px 0 0;
    }
    .colophon-inner {
        grid-template-columns: 1fr 1fr;
    }
    .colophon-mark {
        font-size: 48px;
        text-align: left;
    }
    .detail-header {
        grid-template-columns: 1fr;
    }
    .modal-card {
        padding: 28px;
        box-shadow: 8px 8px 0 var(--ink);
    }
}
@media (max-width: 640px) {
    .loan-row {
        grid-template-columns: 1fr auto;
        gap: 14px;
    }
    .loan-num,
    .loan-due {
        display: none;
    }
    .colophon-inner {
        grid-template-columns: 1fr;
    }
    .frontmatter-headline h1 {
        font-size: 56px;
    }
}

/* ─────────────────────────────────────────────────────────────
   MEDIA — Documents, E-books, Albums
   ───────────────────────────────────────────────────────────── */

.section-lede {
    font-family: "Newsreader", Georgia, serif;
    font-size: 1.05rem;
    font-style: italic;
    color: var(--ink-soft, #5a5046);
    max-width: 56ch;
    margin: 0.25rem 0 1.75rem;
    line-height: 1.55;
}

.media-tabs {
    display: flex;
    gap: 0.5rem;
    border-bottom: 1px solid var(--rule, #c8b89a);
    margin-bottom: 1.75rem;
}
.media-tab {
    background: none;
    border: none;
    font-family: "DM Mono", ui-monospace, monospace;
    font-size: 0.78rem;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    padding: 0.8rem 1.1rem;
    color: var(--ink-soft, #5a5046);
    cursor: pointer;
    position: relative;
    transition: color 180ms ease;
}
.media-tab::after {
    content: "";
    position: absolute;
    left: 1.1rem;
    right: 1.1rem;
    bottom: -1px;
    height: 2px;
    background: var(--accent, #b04030);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 220ms ease;
}
.media-tab.active {
    color: var(--ink, #1a1612);
}
.media-tab.active::after {
    transform: scaleX(1);
}
.media-tab:hover {
    color: var(--ink, #1a1612);
}

.media-panel {
    display: none;
}
.media-panel.active {
    display: block;
}

.media-toolbar {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    margin-bottom: 1.25rem;
    flex-wrap: wrap;
    gap: 1rem;
}
.media-h {
    font-family: "Fraunces", Georgia, serif;
    font-weight: 500;
    font-size: 1.5rem;
    font-style: italic;
    margin: 0;
}

/* ── Entry forms ── */
.entry-form {
    background: var(--paper-warm, #ede2cd);
    border: 1px solid var(--rule, #c8b89a);
    padding: 1.75rem 1.5rem 1.25rem;
    margin-bottom: 2rem;
    position: relative;
}
.entry-form.hidden {
    display: none;
}

.entry-form-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1.25rem;
    flex-wrap: wrap;
    gap: 1rem;
}
.entry-form-eyebrow {
    font-family: "DM Mono", monospace;
    font-size: 0.72rem;
    text-transform: uppercase;
    letter-spacing: 0.18em;
    color: var(--ink-soft, #5a5046);
}
.entry-form-mode {
    display: flex;
    gap: 1rem;
    font-family: "DM Mono", monospace;
    font-size: 0.78rem;
}
.entry-form-mode label {
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
}

.form-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem 1.25rem;
}
.field,
.field-inline {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
}
.field-wide {
    grid-column: 1 / -1;
}
.field-inline {
    flex-direction: row;
    align-items: center;
    gap: 0.55rem;
    font-family: "Newsreader", Georgia, serif;
}
.field > span {
    font-family: "DM Mono", monospace;
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--ink-soft, #5a5046);
}
.field input,
.field select,
.field textarea {
    font-family: "Newsreader", Georgia, serif;
    font-size: 1rem;
    padding: 0.55rem 0.7rem;
    border: 1px solid var(--rule, #c8b89a);
    background: var(--paper, #f4ede0);
    color: var(--ink, #1a1612);
    border-radius: 0;
    transition:
        border-color 160ms ease,
        background 160ms ease;
}
.field input[type="file"] {
    padding: 0.4rem;
    font-family: "DM Mono", monospace;
    font-size: 0.78rem;
    background: transparent;
}
.field input:focus,
.field select:focus,
.field textarea:focus {
    outline: none;
    border-color: var(--accent, #b04030);
    background: #fff;
}
.field textarea {
    resize: vertical;
    min-height: 3rem;
}

.form-actions {
    display: flex;
    justify-content: flex-end;
    gap: 1.25rem;
    margin-top: 1.5rem;
    padding-top: 1rem;
    border-top: 1px dashed var(--rule, #c8b89a);
    align-items: center;
}
.btn-link {
    background: none;
    border: none;
    font-family: "DM Mono", monospace;
    font-size: 0.78rem;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--ink-soft, #5a5046);
    cursor: pointer;
    padding: 0.5rem 0.25rem;
}
.btn-link:hover {
    color: var(--accent, #b04030);
}
.btn-solid {
    background: var(--ink, #1a1612);
    color: var(--paper, #f4ede0);
    border: none;
    font-family: "DM Mono", monospace;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.14em;
    padding: 0.75rem 1.5rem;
    cursor: pointer;
    transition: background 160ms ease;
}
.btn-solid:hover {
    background: var(--accent, #b04030);
}
.btn-solid:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.hidden {
    display: none !important;
}

/* ── Document list (line-item rows) ── */
.media-list {
    display: flex;
    flex-direction: column;
    border-top: 1px solid var(--rule, #c8b89a);
}
.doc-row {
    display: grid;
    grid-template-columns: auto 1fr auto;
    gap: 1.25rem;
    align-items: baseline;
    padding: 1.1rem 0;
    border-bottom: 1px solid var(--rule, #c8b89a);
}
.doc-kind {
    font-family: "DM Mono", monospace;
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.14em;
    color: var(--accent, #b04030);
    min-width: 4.5rem;
}
.doc-body {
    min-width: 0;
}
.doc-title {
    font-family: "Fraunces", Georgia, serif;
    font-size: 1.15rem;
    font-weight: 500;
    margin: 0 0 0.25rem;
}
.doc-title a {
    color: inherit;
    text-decoration: none;
    border-bottom: 1px solid transparent;
}
.doc-title a:hover {
    border-bottom-color: var(--accent, #b04030);
}
.doc-meta {
    font-family: "DM Mono", monospace;
    font-size: 0.72rem;
    color: var(--ink-soft, #5a5046);
    letter-spacing: 0.05em;
}
.doc-meta .dot {
    margin: 0 0.5rem;
    opacity: 0.5;
}
.doc-desc {
    font-family: "Newsreader", Georgia, serif;
    font-size: 0.95rem;
    font-style: italic;
    margin: 0.4rem 0 0;
    color: var(--ink-soft, #5a5046);
    line-height: 1.55;
}
.doc-tags {
    margin-top: 0.4rem;
}
.doc-tag {
    display: inline-block;
    font-family: "DM Mono", monospace;
    font-size: 0.7rem;
    background: var(--paper-warm, #ede2cd);
    border: 1px solid var(--rule, #c8b89a);
    padding: 0.15rem 0.5rem;
    margin-right: 0.4rem;
    color: var(--ink-soft, #5a5046);
}
.doc-actions {
    display: flex;
    gap: 0.6rem;
    align-items: center;
}
.icon-btn {
    background: none;
    border: 1px solid var(--rule, #c8b89a);
    font-family: "DM Mono", monospace;
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    padding: 0.35rem 0.65rem;
    color: var(--ink-soft, #5a5046);
    cursor: pointer;
    transition: all 160ms ease;
}
.icon-btn:hover {
    color: var(--accent, #b04030);
    border-color: var(--accent, #b04030);
}

/* ── E-book grid ── */
.media-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: 2rem 1.5rem;
}
.ebook-card {
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
    cursor: default;
}
.ebook-cover {
    aspect-ratio: 2 / 3;
    background: var(--paper-warm, #ede2cd);
    border: 1px solid var(--rule, #c8b89a);
    box-shadow: 6px 8px 0 0 rgba(26, 22, 18, 0.08);
    position: relative;
    overflow: hidden;
    transition:
        transform 220ms ease,
        box-shadow 220ms ease;
}
.ebook-card:hover .ebook-cover {
    transform: translate(-4px, -4px);
    box-shadow: 10px 12px 0 0 rgba(26, 22, 18, 0.12);
}
.ebook-cover img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}
.ebook-cover-empty {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100%;
    font-family: "Fraunces", Georgia, serif;
    font-style: italic;
    font-size: 1.1rem;
    color: var(--ink-soft, #5a5046);
    padding: 1rem;
    text-align: center;
}
.ebook-format {
    position: absolute;
    top: 0.5rem;
    right: 0.5rem;
    background: var(--ink, #1a1612);
    color: var(--paper, #f4ede0);
    font-family: "DM Mono", monospace;
    font-size: 0.6rem;
    letter-spacing: 0.12em;
    padding: 0.2rem 0.5rem;
    text-transform: uppercase;
}
.ebook-title {
    font-family: "Fraunces", Georgia, serif;
    font-size: 1.05rem;
    margin: 0;
    line-height: 1.3;
}
.ebook-author {
    font-family: "DM Mono", monospace;
    font-size: 0.7rem;
    color: var(--ink-soft, #5a5046);
    letter-spacing: 0.05em;
}
.ebook-actions {
    display: flex;
    gap: 0.5rem;
    margin-top: 0.3rem;
}

/* ── Album grid ── */
.album-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
    gap: 1.75rem;
}
.album-card {
    border: 1px solid var(--rule, #c8b89a);
    background: var(--paper, #f4ede0);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transition:
        transform 220ms ease,
        box-shadow 220ms ease;
}
.album-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 24px -8px rgba(26, 22, 18, 0.18);
}
.album-cover {
    aspect-ratio: 4 / 3;
    background: var(--paper-warm, #ede2cd);
    position: relative;
    overflow: hidden;
}
.album-cover img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}
.album-cover-empty {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100%;
    font-family: "Fraunces", Georgia, serif;
    font-style: italic;
    color: var(--ink-soft, #5a5046);
}
.album-count {
    position: absolute;
    bottom: 0.5rem;
    right: 0.5rem;
    background: rgba(26, 22, 18, 0.78);
    color: var(--paper, #f4ede0);
    font-family: "DM Mono", monospace;
    font-size: 0.7rem;
    padding: 0.25rem 0.55rem;
    letter-spacing: 0.08em;
}
.album-body {
    padding: 1rem 1.1rem 1.1rem;
}
.album-title {
    font-family: "Fraunces", Georgia, serif;
    font-size: 1.2rem;
    margin: 0 0 0.3rem;
    line-height: 1.25;
}
.album-meta {
    font-family: "DM Mono", monospace;
    font-size: 0.7rem;
    color: var(--ink-soft, #5a5046);
    letter-spacing: 0.06em;
}
.album-desc {
    font-family: "Newsreader", Georgia, serif;
    font-size: 0.92rem;
    font-style: italic;
    color: var(--ink-soft, #5a5046);
    margin: 0.5rem 0 0;
    line-height: 1.5;
}

/* Album detail viewer inside modal */
.album-detail-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
    gap: 0.75rem;
    margin-top: 1rem;
}
.album-detail-grid img {
    width: 100%;
    aspect-ratio: 1;
    object-fit: cover;
    display: block;
    border: 1px solid var(--rule, #c8b89a);
    cursor: zoom-in;
    transition: transform 200ms ease;
}
.album-detail-grid img:hover {
    transform: scale(1.02);
}

.empty-note {
    font-family: "Newsreader", Georgia, serif;
    font-style: italic;
    color: var(--ink-soft, #5a5046);
    padding: 2rem 0;
    text-align: center;
}

@media (max-width: 720px) {
    .form-grid {
        grid-template-columns: 1fr;
    }
    .doc-row {
        grid-template-columns: 1fr;
        gap: 0.3rem;
    }
    .doc-actions {
        justify-content: flex-start;
    }
}

/* ─────────────────────────────────────────────────────────────
   CATALOGUE — mixed-media blocks (books / documents / e-books)
   ───────────────────────────────────────────────────────────── */

.media-type-chips {
    margin-top: 0.6rem;
    padding-top: 0.6rem;
    border-top: 1px dashed var(--rule, #c8b89a);
}
.type-chip {
    /* small visual difference vs category chips so the two rows read distinctly */
    font-style: italic;
}
.type-chip.active {
    background: var(--ink, #1a1612);
    color: var(--paper, #f4ede0);
    border-color: var(--ink, #1a1612);
}

.catalog-block {
    margin-bottom: 3.5rem;
}
.catalog-block.is-hidden {
    display: none;
}

.catalog-subhead {
    display: flex;
    align-items: baseline;
    gap: 1rem;
    margin: 0 0 1.5rem;
    padding-bottom: 0.6rem;
    border-bottom: 1px solid var(--rule, #c8b89a);
}
.catalog-eyebrow {
    font-family: "DM Mono", monospace;
    font-size: 0.78rem;
    letter-spacing: 0.16em;
    color: var(--accent, #b04030);
    text-transform: lowercase;
    min-width: 1.5rem;
}
.catalog-subhead h3 {
    font-family: "Fraunces", Georgia, serif;
    font-style: italic;
    font-weight: 500;
    font-size: 1.55rem;
    margin: 0;
    flex: 1;
}
.catalog-meta {
    font-family: "DM Mono", monospace;
    font-size: 0.72rem;
    letter-spacing: 0.1em;
    color: var(--ink-soft, #5a5046);
    text-transform: uppercase;
}

/* Tighten the embedded media list/grid a touch when inside the catalogue */
#catalog-block-documents .media-list {
    border-top: none;
}
#catalog-block-documents .doc-row:first-child {
    padding-top: 0;
}

@media (max-width: 720px) {
    .catalog-subhead {
        flex-wrap: wrap;
        gap: 0.5rem;
    }
    .catalog-subhead h3 {
        font-size: 1.3rem;
    }
}