/* Lampustal UI refresh: shared system, public catalog, member portal, and admin. */
:root {
    --ui-ink: #14213a;
    --ui-muted: #66758d;
    --ui-border: #e2e8f0;
    --ui-surface: #fff;
    --ui-canvas: #f5f7fb;
    --ui-blue: #315efb;
    --ui-blue-dark: #244bd1;
    --ui-teal: #0f9f91;
    --ui-shadow: 0 12px 32px rgba(20, 33, 58, .07);
}

html { scroll-behavior: smooth; }
body { color: var(--ui-ink); background: var(--ui-canvas); }
a { text-underline-offset: 3px; }
button, input, select, textarea { font: inherit; }
:focus-visible { outline: 3px solid rgba(49, 94, 251, .34); outline-offset: 2px; }

/* Shared admin/member surfaces */
.layout { background: var(--ui-canvas); }
.sidebar {
    background: #fff;
    border-right: 1px solid var(--ui-border);
    box-shadow: 8px 0 28px rgba(20, 33, 58, .025);
}
.sidebar-brand { min-height: 78px; padding: 16px 18px; }
.sidebar-brand__text strong { color: var(--ui-ink); letter-spacing: -.02em; }
.sidebar-brand__text span { color: var(--ui-muted); }
.sidebar-nav { padding: 12px 10px 18px; }
.sidebar-nav__link { min-height: 42px; color: #53627a; transition: background .18s ease, color .18s ease, transform .18s ease; }
.sidebar-nav__link:hover { color: var(--ui-blue-dark); background: #f2f6ff; }
.sidebar-nav__link.active { background: #edf3ff; color: var(--ui-blue-dark); font-weight: 700; }
.sidebar-group__toggle { min-height: 42px; color: #53627a; }
.topbar {
    min-height: 68px;
    background: rgba(255, 255, 255, .94);
    border-bottom: 1px solid var(--ui-border);
    box-shadow: 0 3px 14px rgba(20, 33, 58, .035);
    backdrop-filter: blur(14px);
}
.content { background: var(--ui-canvas); }
.main { min-width: 0; }
.page-header { margin-bottom: 24px; }
.page-header h1, .page-title { color: var(--ui-ink); letter-spacing: -.035em; }
.topbar__title { color: var(--ui-ink); font-weight: 750; letter-spacing: -.025em; }
.topbar__toggle { border: 1px solid var(--ui-border); border-radius: 10px; background: #fff; color: #42516a; }
.user-menu__avatar { background: #eaf0ff; color: var(--ui-blue-dark); }
.panel, .stat-card, .quick-panel, .loan-card, .welcome-banner {
    border: 1px solid var(--ui-border);
    border-radius: 18px;
    background: var(--ui-surface);
    box-shadow: 0 5px 20px rgba(20, 33, 58, .035);
}
.panel__header { border-bottom-color: #edf0f5; }
.table-wrap { border: 1px solid var(--ui-border); border-radius: 14px; background: #fff; }
.table th { color: #53627a; background: #f7f9fc; font-weight: 700; }
.table td, .table th { border-bottom-color: #edf0f5; }
.table tbody tr:hover { background: #f8faff; }
.form-control, .input-icon input, .search-bar__input input,
.filter-bar input[type="date"], .filter-bar select, select.form-control {
    border-color: #d9e1ec;
    border-radius: 10px;
    background-color: #fff;
    color: var(--ui-ink);
    transition: border-color .18s ease, box-shadow .18s ease;
}
.form-control:focus, .input-icon input:focus, .search-bar__input input:focus,
.filter-bar input[type="date"]:focus, .filter-bar select:focus {
    border-color: #809bff;
    box-shadow: 0 0 0 4px rgba(49, 94, 251, .1);
}
.btn { border-radius: 10px; transition: transform .16s ease, box-shadow .16s ease, background .16s ease; }
.btn:hover { transform: translateY(-1px); }
.btn--primary { background: var(--ui-blue); box-shadow: 0 5px 14px rgba(49, 94, 251, .2); }
.btn--primary:hover { background: var(--ui-blue-dark); }
.badge, .status-badge { border-radius: 999px; }
.alert { border: 1px solid transparent; border-radius: 12px; box-shadow: 0 4px 12px rgba(20,33,58,.04); }

/* Public and member header/footer */
.opac {
    position: relative;
    isolation: isolate;
    background: var(--ui-canvas);
}
.opac::before {
    position: fixed;
    z-index: -1;
    top: 76px;
    right: 0;
    width: min(54vw, 820px);
    height: calc(100vh - 76px);
    background: url('../images/hero-library-caricature.jpg') right center / auto 100% no-repeat;
    content: '';
    opacity: .14;
    pointer-events: none;
}
.opac-top {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(255, 255, 255, .93);
    border-bottom: 1px solid rgba(226, 232, 240, .9);
    box-shadow: 0 4px 18px rgba(20, 33, 58, .045);
    backdrop-filter: blur(16px);
}
.opac-top__inner { max-width: 1320px; height: 76px; margin: 0 auto; padding: 0 28px; }
.opac-brand { gap: 13px; text-decoration: none; }
.opac-brand__logo, .sidebar-brand__logo, .login-card__logo, .tk-brand__logo {
    display: grid;
    place-items: center;
    padding: 3px;
    overflow: hidden;
    background: #fff;
    border: 1px solid var(--ui-border);
    border-radius: 13px;
    box-shadow: 0 3px 10px rgba(20, 32, 53, .08);
}
.opac-brand__logo { width: 48px; height: 44px; }
.sidebar-brand__logo { width: 48px; height: 44px; }
.login-card__logo { width: 72px; height: 62px; }
.tk-brand__logo { width: 56px; height: 48px; }
.opac-brand__logo img, .sidebar-brand__logo img, .login-card__logo img, .tk-brand__logo img {
    display: block;
    width: 100%;
    height: 100%;
    padding: 1px;
    object-fit: contain;
    background: transparent;
    border-radius: 0;
}
.opac-brand__text strong { color: var(--ui-ink); font-size: 16px; letter-spacing: -.025em; }
.opac-brand__text span { color: var(--ui-muted); font-size: 11px; }
.opac-nav { gap: 5px; }
.opac-nav__link { padding: 10px 15px; border-radius: 999px; color: #506078; font-size: 13px; }
.opac-nav__link:hover { color: var(--ui-blue-dark); background: #f2f6ff; }
.opac-nav__link.active { color: var(--ui-blue-dark); background: #edf3ff; }
.opac-nav__link--login { margin-left: 10px; padding: 11px 17px; color: #fff; background: var(--ui-blue); box-shadow: 0 5px 14px rgba(49, 94, 251, .18); }
.opac-nav__link--login:hover { color: #fff; background: var(--ui-blue-dark); }
.opac-nav__toggle { color: var(--ui-ink); background: #f2f5fa; border: 1px solid var(--ui-border); border-radius: 11px; }
.opac-content { min-height: 60vh; }
.opac-foot {
    position: relative;
    margin-top: 52px;
    padding: 0 28px;
    overflow: hidden;
    color: #e8eef8;
    background: linear-gradient(135deg, #111d33 0%, #152642 100%);
    text-align: left;
}
.opac-foot::before { height: 3px; background: linear-gradient(90deg, #18a999 0%, #4f70ff 58%, #7c64e8 100%); }
.opac-foot::after {
    position: absolute;
    top: -190px;
    right: 5%;
    width: 420px;
    height: 420px;
    border: 1px solid rgba(184, 205, 245, .08);
    border-radius: 50%;
    box-shadow: 0 0 0 38px rgba(184, 205, 245, .025), 0 0 0 78px rgba(184, 205, 245, .02);
    content: '';
    pointer-events: none;
}
.opac-foot__inner { position: relative; z-index: 1; max-width: 1240px; margin: 0 auto; padding: 48px 24px 20px; }
.opac-foot__main { display: grid; grid-template-columns: minmax(0, 1.5fr) minmax(150px, .65fr) minmax(210px, .85fr); gap: clamp(28px, 5vw, 72px); padding-bottom: 38px; }
.opac-foot__brand { max-width: 410px; }
.opac-foot__identity { display: inline-flex; align-items: center; gap: 13px; color: #fff; text-decoration: none; }
.opac-foot__logo { display: grid; width: 52px; height: 48px; padding: 4px; place-items: center; border: 1px solid rgba(255,255,255,.22); border-radius: 13px; background: #fff; }
.opac-foot__logo img { display: block; width: 100%; height: 100%; object-fit: contain; }
.opac-foot__identity > span:last-child { display: grid; gap: 3px; }
.opac-foot__identity strong { font-size: 18px; letter-spacing: -.025em; }
.opac-foot__identity small { color: #aebbd0; font-size: 11px; }
.opac-foot__brand > p { max-width: 350px; margin: 17px 0 0; color: #b8c4d6; font-size: 13px; line-height: 1.75; }
.opac-foot__links, .opac-foot__school { display: flex; flex-direction: column; align-items: flex-start; gap: 11px; }
.opac-foot__links h2, .opac-foot__school h2 { margin: 4px 0 5px; color: #fff; font-size: 12px; font-weight: 800; letter-spacing: .1em; text-transform: uppercase; }
.opac-foot__links a, .opac-foot__school a { color: #b8c4d6; font-size: 13px; text-decoration: none; transition: color .18s ease; }
.opac-foot__links a:hover, .opac-foot__school a:hover { color: #fff; }
.opac-foot__school p { display: flex; align-items: center; gap: 10px; margin: 0; color: #d8e1ee; font-size: 13px; }
.opac-foot__school p i, .opac-foot__school a i { width: 15px; color: #69cabc; text-align: center; }
.opac-foot__bottom { display: flex; justify-content: space-between; gap: 16px; padding: 17px 0 2px; border-top: 1px solid rgba(216, 225, 238, .14); color: #95a5bc; font-size: 11px; }

/* Home hero */
.opac-hero--home {
    position: relative;
    isolation: isolate;
    overflow: hidden;
    padding: 38px 28px;
    color: var(--ui-ink);
    background: #f8f7f1;
}
.opac-hero--home::before, .opac-hero--home::after { display: none; }
.opac-hero__art {
    position: absolute;
    z-index: 0;
    inset: 0 0 0 48%;
    overflow: hidden;
    pointer-events: none;
}
.opac-hero__art::after {
    position: absolute;
    inset: 0;
    background: linear-gradient(90deg, #f8f7f1 0%, rgba(248,247,241,.72) 10%, rgba(248,247,241,0) 36%);
    content: '';
}
.opac-hero__art img { display: block; width: 100%; height: 100%; object-fit: cover; object-position: right center; }
.opac-hero--home .opac-hero__inner {
    max-width: 1288px;
    min-height: 500px;
    display: flex;
    align-items: center;
    text-align: left;
}
.opac-hero__copy { max-width: 610px; }
.opac-sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }
.opac-hero--home .opac-hero__eyebrow {
    margin-bottom: 20px;
    padding: 0;
    border: 0;
    background: transparent;
    color: #176e62;
    letter-spacing: .12em;
}
.opac-hero--home h1 {
    max-width: 570px;
    margin: 0 0 17px;
    color: #14213a;
    font-size: clamp(42px, 5.1vw, 66px);
    line-height: 1.02;
    letter-spacing: -.06em;
}
.opac-hero--home h1 span { margin: 0; padding: 0; color: #176e62; }
.opac-hero--home p { max-width: 540px; margin: 0 0 23px; color: #526178; font-size: 15px; line-height: 1.8; }
.opac-hero--home .opac-search { width: min(100%, 650px); margin: 0; }
.opac-hero--home .opac-search__box {
    min-height: 60px;
    padding: 7px 8px 7px 16px;
    border: 1px solid #d8e0e9;
    border-radius: 13px;
    background: #fff;
    box-shadow: 0 7px 20px rgba(20, 33, 58, .07);
}
.opac-hero--home .opac-search__box > i { color: #8190a6; }
.opac-hero--home .opac-search__box input { color: var(--ui-ink); }
.opac-hero--home .opac-search__btn { min-height: 44px; padding: 0 20px; border-radius: 9px; background: #176e62; }
.opac-hero--home .opac-search__btn:hover { background: #12584f; }
.opac-hero--home .opac-hero__links { justify-content: flex-start; gap: 16px; margin-top: 13px; }
.opac-hero--home .opac-hero__links a { padding: 7px 0; border: 0; background: transparent; color: #40516a; font-size: 12px; }
.opac-hero--home .opac-hero__links a:first-child { border: 0; background: transparent; color: #176e62; }
.opac-hero--home .opac-stats { justify-content: flex-start; gap: 0; margin-top: 29px; }
.opac-hero--home .opac-stat { min-width: 0; padding: 0 19px; border: 0; border-right: 1px solid #d5dde6; border-radius: 0; background: transparent; }
.opac-hero--home .opac-stat:first-child { padding-left: 0; }
.opac-hero--home .opac-stat:last-child { border-right: 0; }
.opac-hero--home .opac-stat strong { color: var(--ui-ink); font-size: 20px; }
.opac-hero--home .opac-stat span { color: var(--ui-muted); }

/* Catalog, book cards, detail, and ebook reading */
.opac-section { max-width: 1288px; margin: 0 auto; padding: 38px 28px; }
.opac-section__head { align-items: end; margin-bottom: 22px; }
.opac-section__head h2 { color: var(--ui-ink); font-size: clamp(21px, 2.2vw, 26px); letter-spacing: -.035em; }
.opac-section__eyebrow { color: #64748b; }
.opac-section__head .opac-section__eyebrow { display: block; margin-bottom: 7px; font-size: 9px; letter-spacing: .16em; }
.opac-section--categories { max-width: none; padding: 30px max(28px, calc((100% - 1232px) / 2)); background: #fff; }
.opac-section--categories .opac-section__head { max-width: 1232px; margin-right: auto; margin-left: auto; }
.opac-section--promoted { max-width: none; background: #f0f4f1; }
.opac-section--promoted > * { max-width: 1232px; margin-right: auto; margin-left: auto; }
.opac-section--latest { padding-top: 44px; }
.opac-link { color: var(--ui-blue-dark); font-weight: 700; }
.opac-ebook-section { margin: 24px auto 0; padding: 28px; border: 1px solid #dce7fb; border-radius: 22px; background: linear-gradient(125deg, #f1f6ff 0%, #f0fbf9 100%); }
.opac-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 18px; }
.opac-card {
    height: 100%;
    overflow: hidden;
    border: 1px solid var(--ui-border);
    border-radius: 16px;
    background: #fff;
    box-shadow: 0 5px 18px rgba(20, 33, 58, .045);
    transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
}
.opac-card:hover { transform: translateY(-4px); border-color: #c8d6f5; box-shadow: var(--ui-shadow); }
.opac-card__cover { background: #eef2f8; }
.opac-card__cover img { transition: transform .28s ease; }
.opac-card:hover .opac-card__cover img { transform: scale(1.035); }
.opac-card__placeholder {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: stretch;
    justify-content: space-between;
    padding: clamp(14px, 2vw, 24px);
    overflow: hidden;
    color: #315c50;
    background: #e7f0ec;
    text-shadow: none;
}
.opac-card__placeholder::after { position: absolute; top: -52px; right: -48px; width: 190px; height: 190px; border: 1px solid currentColor; border-radius: 50%; opacity: .14; content: ''; pointer-events: none; }
.opac-card__placeholder-brand { position: relative; z-index: 1; display: flex; align-items: center; gap: 7px; font-size: 9px; font-weight: 800; letter-spacing: .12em; }
.opac-card__placeholder-brand img { width: 25px; height: 22px; padding: 2px; border: 1px solid rgba(255,255,255,.8); border-radius: 6px; background: #fff; object-fit: contain; }
.opac-card__placeholder-title { position: relative; z-index: 1; display: -webkit-box; overflow: hidden; color: inherit; font-size: clamp(14px, 1.4vw, 20px); font-weight: 750; line-height: 1.28; -webkit-box-orient: vertical; -webkit-line-clamp: 5; }
.opac-card__placeholder-foot { position: relative; z-index: 1; padding-top: 9px; border-top: 1px solid currentColor; font-size: 8px; font-weight: 750; letter-spacing: .12em; opacity: .7; }
.opac-grid .opac-card:nth-child(4n + 1) .opac-card__placeholder { color: #315c50; background: #e7f0ec; }
.opac-grid .opac-card:nth-child(4n + 2) .opac-card__placeholder { color: #425073; background: #e9edf5; }
.opac-grid .opac-card:nth-child(4n + 3) .opac-card__placeholder { color: #75572f; background: #f3eee2; }
.opac-grid .opac-card:nth-child(4n + 4) .opac-card__placeholder { color: #76464a; background: #f2e9e8; }
.opac-card__body { display: flex; flex-direction: column; padding: 16px; }
.opac-card__title { line-height: 1.45; }
.opac-card__title a { color: var(--ui-ink); }
.opac-card__title a:hover { color: var(--ui-blue-dark); }
.opac-card__author { color: var(--ui-muted); }
.opac-card__meta { gap: 6px; }
.opac-card__status { margin-top: auto; padding-top: 12px; }
.opac-tag { border-radius: 999px; background: #f1f5f9; color: #596981; }
.opac-badge { border-radius: 999px; font-weight: 700; }
.opac-ebook-btn { min-height: 40px; margin-top: 12px; border-radius: 10px; background: #176e62; }
.opac-ebook-btn:hover { background: #12584f; }
.opac-cats { gap: 10px; }
.opac-cat { border: 1px solid var(--ui-border); border-radius: 12px; background: #fff; color: #42516a; }
.opac-cat:hover { border-color: #bdd0ff; background: #f4f7ff; color: var(--ui-blue-dark); }
.opac-searchbar { padding: 22px 24px; border-bottom: 1px solid var(--ui-border); background: #fff; }
.opac-searchbar__inner { max-width: 1120px; }
.opac-searchbar .opac-search__box { min-height: 58px; border: 1px solid #dce4ef; border-radius: 14px; background: #f9fbfe; }
.opac-searchbar .opac-search__box input { color: var(--ui-ink); }
.opac-search__select { min-height: 42px; border: 1px solid #e0e6ef; border-radius: 9px; background: #fff; color: #43516a; }
.opac-muted { color: var(--ui-muted); }
.opac-empty { border: 1px dashed #ccd6e4; border-radius: 18px; background: #fff; }
.opac-detail { max-width: 1120px; margin: 34px auto; padding: 28px; border: 1px solid var(--ui-border); border-radius: 22px; background: #fff; box-shadow: 0 8px 24px rgba(20, 33, 58, .045); }
.opac-detail__cover { overflow: hidden; border: 1px solid #e8edf4; border-radius: 16px; background: #f6f8fb; }
.opac-detail__info h1 { color: var(--ui-ink); letter-spacing: -.04em; }
.opac-detail__meta { border-top-color: #e9edf3; }
.opac-detail__meta dt { color: var(--ui-muted); }
.opac-detail__block { border-top-color: #e9edf3; }
.opac-detail__block h2 { color: var(--ui-ink); }
.ebook-page { max-width: 1120px; padding-top: 30px; }
.ebook-heading { margin: 26px auto 24px; }
.ebook-heading h1 { color: var(--ui-ink); letter-spacing: -.04em; }
.ebook-reader { border-color: #dce4ef; border-radius: 20px; box-shadow: 0 18px 48px rgba(20, 33, 58, .12); }
.ebook-reader__toolbar { gap: 10px; }
.ebook-reader__tool, .ebook-reader__icon-tool, .ebook-reader__zoom { border-color: #e0e6ef; border-radius: 10px; }
.ebook-reader__stage { background: #eef2f7; }
.pagination__link { border-radius: 9px; }
.pagination__link.active { background: var(--ui-blue); }
.opac-alert { max-width: 1240px; margin: 16px auto; border-radius: 12px; }

@media (max-width: 1024px) {
    .opac-top__inner { padding: 0 22px; }
    .opac-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
    .opac-hero__art { inset-inline-start: 54%; }
    .opac-hero__copy { max-width: 48%; }
}

@media (max-width: 760px) {
    .sidebar { box-shadow: 18px 0 40px rgba(20,33,58,.14); }
    .topbar { min-height: 60px; }
    .topbar__title { font-size: 15px; }
    .content { padding-top: 14px; }
    .opac-top__inner { height: 66px; padding: 0 15px; }
    .opac-brand__logo, .sidebar-brand__logo { width: 43px; height: 39px; border-radius: 11px; }
    .opac-brand__text strong { font-size: 14px; }
    .opac-nav { padding: 12px 15px 16px; border-top: 1px solid #edf0f5; box-shadow: 0 14px 18px rgba(20,33,58,.08); }
    .opac-nav__link { border-radius: 10px; }
    .opac-nav__link--login { margin: 4px 0 0; text-align: center; }
    .opac::before {
        top: auto;
        right: -24px;
        bottom: 58px;
        width: min(74vw, 320px);
        height: 42vh;
        background-size: auto 100%;
        opacity: .12;
    }
    .opac-hero--home { padding: 0 18px 24px; }
    .opac-hero__art {
        inset: 0 0 auto;
        height: 210px;
    }
    .opac-hero__art::after {
        background: linear-gradient(180deg, rgba(248,247,241,0) 28%, rgba(248,247,241,.22) 55%, #f8f7f1 100%);
    }
    .opac-hero__art img { object-position: right 30%; }
    .opac-hero--home .opac-hero__inner { min-height: 0; display: block; padding-top: 166px; }
    .opac-hero--home .opac-hero__copy { max-width: none; }
    .opac-hero--home .opac-hero__eyebrow { margin-bottom: 10px; font-size: 9px; }
    .opac-hero--home h1 { max-width: 560px; margin-bottom: 11px; font-size: clamp(31px, 8vw, 39px); line-height: 1.04; }
    .opac-hero--home p { max-width: 520px; margin-bottom: 15px; font-size: 13px; line-height: 1.55; }
    .opac-hero--home .opac-search__box { min-height: 50px; padding: 7px 9px 7px 12px; gap: 7px; border-radius: 13px; }
    .opac-hero--home .opac-search__box input { padding-top: 7px; padding-bottom: 7px; font-size: 13px; }
    .opac-hero--home .opac-search__btn { min-height: 38px; padding: 0 14px; border-radius: 9px; }
    .opac-hero--home .opac-hero__links { flex-wrap: wrap; }
    .opac-hero--home .opac-hero__links { gap: 7px; margin-top: 9px; }
    .opac-hero--home .opac-hero__links a { padding: 7px 9px; border: 1px solid #dce9e4; border-radius: 999px; background: rgba(255,255,255,.7); font-size: 11px; }
    .opac-hero--home .opac-stats { gap: 0; margin-top: 17px; }
    .opac-hero--home .opac-stat { min-width: 0; padding: 5px 10px; }
    .opac-hero--home .opac-stat strong { font-size: 16px; }
    .opac-hero--home .opac-stat span { font-size: 9px; }
    .opac-section { padding: 28px 16px; }
    .opac-section__head { align-items: flex-start; gap: 12px; }
    .opac-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }
    .opac-card { border-radius: 13px; }
    .opac-card__body { padding: 12px; }
    .opac-card__title { font-size: 13px; }
    .opac-ebook-section { margin: 12px 12px 0; padding: 18px 14px; border-radius: 17px; }
    .opac-ebook-section .opac-section__head { align-items: center; }
    .opac-searchbar { padding: 15px 12px; }
    .opac-searchbar .opac-search__box { flex-wrap: wrap; padding: 8px; }
    .opac-searchbar .opac-search__box input { flex: 1 1 calc(100% - 44px); min-width: 0; }
    .opac-searchbar .opac-search__select { flex: 1 1 50%; }
    .opac-searchbar .opac-search__btn { flex: 1 1 35%; }
    .opac-detail { margin: 16px 12px; padding: 18px 15px; border-radius: 17px; }
    .opac-detail__head { gap: 18px; }
    .ebook-page { padding: 20px 12px 36px; }
    .ebook-reader { border-radius: 15px; }
    .ebook-reader__toolbar { flex-wrap: wrap; padding: 10px; }
    .opac-foot { margin-top: 34px; padding: 0 16px; }
    .opac-foot__inner { padding: 34px 4px 18px; }
    .opac-foot__main { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 27px 18px; padding-bottom: 27px; }
    .opac-foot__brand { grid-column: 1 / -1; }
    .opac-foot__identity strong { font-size: 16px; }
    .opac-foot__bottom { flex-direction: column; gap: 6px; line-height: 1.5; }
    .bottom-nav { border: 1px solid #e3e8f0; border-radius: 17px; box-shadow: 0 10px 28px rgba(20,33,58,.14); }
}

@media (max-width: 420px) {
    .opac-top__inner { padding: 0 12px; }
    .opac-brand { gap: 9px; }
    .opac-brand__text span { max-width: 165px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
    .opac-hero__art { height: 158px; }
    .opac-hero--home .opac-hero__inner { padding-top: 122px; }
    .opac-hero--home .opac-hero__eyebrow { font-size: 8px; }
    .opac-hero--home h1 { margin-bottom: 8px; font-size: clamp(27px, 7.4vw, 32px); }
    .opac-hero--home p { max-width: 380px; margin-bottom: 10px; font-size: 11px; line-height: 1.4; }
    .opac-hero--home .opac-search__box { min-height: 46px; flex-wrap: nowrap; padding: 5px 6px 5px 10px; }
    .opac-hero--home .opac-search__box > i { margin-left: 2px; }
    .opac-hero--home .opac-search__box input { flex: 1 1 auto; padding: 6px 2px; font-size: 11px; }
    .opac-hero--home .opac-search__btn { width: auto; min-height: 34px; flex: 0 0 auto; padding: 0 10px; font-size: 11px; }
    .opac-hero--home .opac-hero__links { gap: 5px; margin-top: 6px; }
    .opac-hero--home .opac-hero__links a { padding: 5px 8px; font-size: 10px; }
    .opac-hero--home .opac-stats { margin-top: 11px; }
    .opac-hero--home .opac-stat { padding: 3px 8px; }
    .opac-hero--home .opac-stat strong { font-size: 14px; }
    .opac-hero--home .opac-stat span { font-size: 8px; }
    .opac-grid { gap: 9px; }
    .opac-card__body { padding: 10px; }
    .opac-card__meta { gap: 4px; }
    .opac-ebook-public { font-size: 10px; }
    .opac-detail__head { grid-template-columns: 100px minmax(0, 1fr); }
    .opac-detail__cover { width: 100px; }
}

/* Member login */
.member-login-page { min-height: 100vh; margin: 0; color: var(--ui-ink); background: #f6f8fb; }
.member-login { min-height: 100vh; display: grid; grid-template-columns: minmax(0, 1.08fr) minmax(430px, .92fr); }
.member-login__visual { position: relative; display: flex; min-height: 100vh; overflow: hidden; color: #fff; background: #14243d; }
.member-login__art { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: 74% center; opacity: .56; }
.member-login__visual::after { position: absolute; inset: 0; background: linear-gradient(125deg, rgba(12,27,48,.94) 0%, rgba(18,39,62,.76) 48%, rgba(16,42,59,.25) 100%); content: ''; }
.member-login__visual-content { position: relative; z-index: 1; display: flex; width: min(100%, 710px); flex-direction: column; justify-content: space-between; margin: 0 auto; padding: clamp(28px, 5vw, 64px); }
.member-login__brand { display: inline-flex; align-items: center; gap: 13px; color: #fff; text-decoration: none; }
.member-login__brand-logo { display: grid; width: 54px; height: 50px; place-items: center; padding: 4px; border: 1px solid rgba(255,255,255,.3); border-radius: 14px; background: #fff; }
.member-login__brand-logo img { width: 100%; height: 100%; object-fit: contain; }
.member-login__brand > span:last-child { display: grid; gap: 3px; }
.member-login__brand strong { font-size: 17px; letter-spacing: -.02em; }
.member-login__brand small { color: #c1d0e4; font-size: 11px; }
.member-login__message { max-width: 540px; padding: 50px 0; }
.member-login__eyebrow { display: inline-flex; align-items: center; gap: 8px; color: #168579; font-size: 10px; font-weight: 800; letter-spacing: .16em; }
.member-login__visual .member-login__eyebrow { color: #9be2d8; }
.member-login__message h1 { margin: 18px 0 16px; color: #fff; font-size: clamp(38px, 5vw, 64px); font-weight: 800; letter-spacing: -.055em; line-height: 1.06; }
.member-login__message p { max-width: 430px; margin: 0; color: #d1dceb; font-size: 15px; line-height: 1.8; }
.member-login__school { display: flex; align-items: center; gap: 9px; margin: 0; color: #c1d0e4; font-size: 12px; }
.member-login__school i { color: #8fd5cb; }
.member-login__content { display: grid; min-width: 0; place-items: center; padding: 42px; background: #fbfcfe; }
.member-login__card { width: min(100%, 420px); }
.member-login__back { display: inline-flex; align-items: center; gap: 9px; margin-bottom: 52px; color: #64748b; font-size: 12px; font-weight: 700; text-decoration: none; }
.member-login__back:hover { color: #176e62; }
.member-login__heading { margin-bottom: 28px; }
.member-login__icon { display: grid; width: 48px; height: 48px; margin-bottom: 20px; place-items: center; border: 1px solid #d9eee9; border-radius: 14px; background: #edf8f5; color: #176e62; font-size: 18px; }
.member-login__heading h2 { margin: 8px 0 7px; color: #14213a; font-size: 31px; font-weight: 800; letter-spacing: -.045em; }
.member-login__heading p { margin: 0; color: #69788e; font-size: 13px; line-height: 1.6; }
.member-login__form { display: grid; gap: 20px; }
.member-login__field { display: grid; gap: 8px; }
.member-login__field label { color: #344158; font-size: 12px; font-weight: 750; }
.member-login__input { position: relative; }
.member-login__input > i { position: absolute; top: 50%; left: 15px; color: #8290a5; font-size: 14px; transform: translateY(-50%); pointer-events: none; }
.member-login__input input { width: 100%; min-height: 52px; padding: 0 15px 0 43px; border: 1px solid #dce3ed; border-radius: 12px; background: #fff; color: #14213a; font-size: 14px; transition: border-color .18s ease, box-shadow .18s ease; }
.member-login__input input::placeholder { color: #a0acbb; }
.member-login__input input:focus { border-color: #55a99e; outline: 0; box-shadow: 0 0 0 4px rgba(23,110,98,.11); }
.member-login__submit { display: flex; min-height: 52px; align-items: center; justify-content: center; gap: 12px; margin-top: 4px; border: 0; border-radius: 12px; background: #176e62; box-shadow: 0 8px 18px rgba(23,110,98,.18); color: #fff; cursor: pointer; font-size: 13px; font-weight: 800; transition: background .18s ease, transform .18s ease, box-shadow .18s ease; }
.member-login__submit:hover { transform: translateY(-1px); background: #12584f; box-shadow: 0 11px 22px rgba(23,110,98,.22); }
.member-login__alert { display: flex; align-items: flex-start; gap: 10px; margin: 0 0 19px; padding: 12px 13px; border: 1px solid; border-radius: 11px; font-size: 12px; line-height: 1.5; }
.member-login__alert--danger { border-color: #f2caca; background: #fff3f2; color: #a53c3c; }
.member-login__alert--success { border-color: #bee8d0; background: #effaf3; color: #267046; }
.member-login__help { display: flex; align-items: flex-start; gap: 9px; margin-top: 21px; color: #7a8798; font-size: 11px; line-height: 1.6; }
.member-login__help i { margin-top: 2px; color: #7fa79f; }
.member-login__foot { display: flex; justify-content: space-between; gap: 12px; margin-top: 40px; padding-top: 17px; border-top: 1px solid #e8edf3; color: #8a96a7; font-size: 10px; }
.member-login__foot a { color: #65748a; text-decoration: none; }
.member-login__foot a:hover { color: #176e62; }

/* Member dashboard */
.member-dashboard { max-width: 1344px; margin: 0 auto; padding: 32px 28px 56px; }
.member-dashboard__welcome { position: relative; display: grid; grid-template-columns: minmax(0, 1fr) minmax(245px, 300px); align-items: center; gap: 38px; padding: clamp(25px, 4vw, 44px); overflow: hidden; border: 1px solid rgba(205,222,231,.8); border-radius: 24px; background: linear-gradient(115deg, #f2f8f5 0%, #edf5f3 54%, #e8f1f3 100%); box-shadow: 0 14px 34px rgba(25,52,68,.055); }
.member-dashboard__welcome::after { position: absolute; top: -120px; right: 210px; width: 330px; height: 330px; border: 1px solid rgba(23,110,98,.08); border-radius: 50%; box-shadow: 0 0 0 35px rgba(23,110,98,.025), 0 0 0 70px rgba(23,110,98,.02); content: ''; pointer-events: none; }
.member-dashboard__welcome-copy { position: relative; z-index: 1; max-width: 650px; }
.member-dashboard__eyebrow, .member-dashboard__section-kicker { display: inline-flex; align-items: center; gap: 8px; color: #287c70; font-size: 9px; font-weight: 800; letter-spacing: .16em; }
.member-dashboard__welcome h1 { margin: 18px 0 12px; color: #16253d; font-size: clamp(34px, 4vw, 50px); font-weight: 800; letter-spacing: -.05em; line-height: 1.08; }
.member-dashboard__welcome h1 span { color: #176e62; }
.member-dashboard__welcome-copy > p { max-width: 490px; margin: 0 0 23px; color: #627186; font-size: 14px; line-height: 1.7; }
.member-dashboard__cta { display: inline-flex; min-height: 42px; align-items: center; justify-content: center; gap: 9px; padding: 0 16px; border: 1px solid #176e62; border-radius: 10px; background: #176e62; box-shadow: 0 6px 15px rgba(23,110,98,.13); color: #fff; font-size: 11px; font-weight: 750; text-decoration: none; transition: background .18s ease, transform .18s ease; }
.member-dashboard__cta:hover { transform: translateY(-1px); background: #12584f; color: #fff; }
.member-dashboard__id-card { position: relative; z-index: 1; padding: 19px; border: 1px solid rgba(255,255,255,.85); border-radius: 19px; background: rgba(255,255,255,.82); box-shadow: 0 13px 28px rgba(25,52,68,.09); backdrop-filter: blur(10px); }
.member-dashboard__id-head { display: flex; align-items: center; justify-content: space-between; color: #8493a7; font-size: 8px; font-weight: 800; letter-spacing: .13em; }
.member-dashboard__id-head i { color: #398a7e; font-size: 15px; }
.member-dashboard__avatar { display: grid; width: 44px; height: 44px; margin: 20px 0 11px; place-items: center; border-radius: 14px; background: #e4f3ef; color: #176e62; font-size: 18px; font-weight: 800; }
.member-dashboard__id-name { display: block; overflow: hidden; color: #1c2b42; font-size: 14px; text-overflow: ellipsis; white-space: nowrap; }
.member-dashboard__id-type { display: block; margin-top: 4px; color: #78869a; font-size: 10px; }
.member-dashboard__id-number { display: flex; align-items: center; justify-content: space-between; gap: 10px; margin-top: 17px; padding-top: 13px; border-top: 1px solid #e7edf0; }
.member-dashboard__id-number span { color: #78869a; font-size: 9px; }
.member-dashboard__id-number strong { color: #263a52; font-size: 12px; }
.member-dashboard__membership { display: inline-flex; align-items: center; gap: 6px; margin-top: 12px; padding: 6px 9px; border-radius: 999px; background: #e7f6ed; color: #24734b; font-size: 9px; font-weight: 750; }
.member-dashboard__membership.is-expired { background: #fff2e6; color: #a75818; }
.member-dashboard__stats { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 15px; margin-top: 19px; }
.member-dashboard__stat { position: relative; display: grid; min-height: 142px; grid-template-columns: 42px minmax(0,1fr); grid-template-rows: auto auto auto; align-content: center; column-gap: 13px; padding: 20px; border: 1px solid #e4eaf1; border-radius: 17px; background: #fff; box-shadow: 0 4px 15px rgba(22,38,61,.035); }
.member-dashboard__stat-icon { display: grid; width: 40px; height: 40px; grid-row: 1 / 4; place-items: center; border-radius: 12px; font-size: 15px; }
.member-dashboard__stat-icon.is-blue { background: #eaf0ff; color: #315efb; }
.member-dashboard__stat-icon.is-green { background: #e7f6ed; color: #258353; }
.member-dashboard__stat-icon.is-amber { background: #fff3e1; color: #a76513; }
.member-dashboard__stat-icon.is-violet { background: #f0ecff; color: #7458c7; }
.member-dashboard__stat-label { color: #758399; font-size: 10px; font-weight: 650; }
.member-dashboard__stat strong { margin-top: 4px; overflow-wrap: anywhere; color: #1a2a43; font-size: clamp(18px, 2vw, 24px); font-weight: 800; letter-spacing: -.035em; }
.member-dashboard__stat small { margin-top: 3px; color: #8a96a8; font-size: 9px; }
.member-dashboard__section { margin-top: 39px; scroll-margin-top: 95px; }
.member-dashboard__section-head { display: flex; align-items: end; justify-content: space-between; gap: 16px; margin-bottom: 16px; }
.member-dashboard__section-head h2 { margin: 5px 0 0; color: #182841; font-size: 21px; font-weight: 800; letter-spacing: -.035em; }
.member-dashboard__text-link { display: inline-flex; align-items: center; gap: 8px; color: #176e62; font-size: 11px; font-weight: 750; text-decoration: none; }
.member-dashboard__text-link:hover { color: #12584f; }
.member-dashboard__empty, .member-dashboard__info-card { border: 1px solid #e3e9f0; border-radius: 18px; background: rgba(255,255,255,.96); box-shadow: 0 5px 17px rgba(22,38,61,.035); }
.member-dashboard__empty { display: grid; min-height: 265px; justify-items: center; align-content: center; padding: 30px 20px; text-align: center; }
.member-dashboard__empty-icon { display: grid; width: 54px; height: 54px; margin-bottom: 14px; place-items: center; border-radius: 17px; background: #eaf5f2; color: #287c70; font-size: 21px; }
.member-dashboard__empty h3 { margin: 0 0 7px; color: #1c2b42; font-size: 16px; }
.member-dashboard__empty p { max-width: 400px; margin: 0 0 17px; color: #78869a; font-size: 11px; line-height: 1.65; }
.member-dashboard__table-wrap { overflow-x: auto; border: 1px solid #e3e9f0; border-radius: 16px; background: #fff; box-shadow: 0 5px 17px rgba(22,38,61,.035); }
.member-dashboard__table { width: 100%; border-collapse: collapse; text-align: left; }
.member-dashboard__table th { padding: 13px 15px; border-bottom: 1px solid #e9edf3; background: #f7f9fc; color: #748197; font-size: 9px; font-weight: 800; letter-spacing: .09em; text-transform: uppercase; white-space: nowrap; }
.member-dashboard__table td { padding: 14px 15px; border-bottom: 1px solid #eef1f5; color: #4c5a70; font-size: 11px; white-space: nowrap; }
.member-dashboard__table tr:last-child td { border-bottom: 0; }
.member-dashboard__table td:first-child { min-width: 220px; white-space: normal; }
.member-dashboard__mobile-label { display: none; }
.member-dashboard__table td a { color: #1d3554; font-weight: 750; text-decoration: none; }
.member-dashboard__table td a:hover { color: #176e62; }
.member-dashboard__table td small { display: block; margin-top: 4px; color: #8793a5; font-size: 9px; }
.member-dashboard__table code { padding: 4px 6px; border-radius: 6px; background: #f1f4f8; color: #53627a; font-size: 10px; }
.member-dashboard__loan-status { display: inline-flex; align-items: center; gap: 6px; padding: 6px 9px; border-radius: 999px; font-size: 9px; font-weight: 750; }
.member-dashboard__loan-status.is-active { background: #e9f7ef; color: #26734b; }
.member-dashboard__loan-status.is-overdue { background: #fff0ed; color: #ac4339; }
.member-dashboard__info-card { padding: 5px 22px 17px; }
.member-dashboard__details { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); margin: 0; }
.member-dashboard__details > div { display: grid; grid-template-columns: minmax(115px, .8fr) minmax(0,1.2fr); gap: 14px; padding: 15px 10px; border-bottom: 1px solid #edf1f5; }
.member-dashboard__details dt { color: #77859a; font-size: 10px; }
.member-dashboard__details dd { margin: 0; overflow-wrap: anywhere; color: #25354d; font-size: 11px; font-weight: 700; }
.member-dashboard__details dd.has-fine { color: #a94b39; }
.member-dashboard__details dd.no-fine { color: #28734d; }
.member-dashboard__note { display: flex; align-items: flex-start; gap: 9px; margin: 15px 8px 0; color: #78869a; font-size: 10px; line-height: 1.6; }
.member-dashboard__note i { margin-top: 2px; color: #629b92; }
.member-foot { margin-top: 20px; }

@media (max-width: 900px) {
    .member-login { grid-template-columns: minmax(0, .9fr) minmax(390px, 1.1fr); }
    .member-login__content { padding: 30px; }
    .member-login__back { margin-bottom: 35px; }
    .member-dashboard { padding-right: 20px; padding-left: 20px; }
    .member-dashboard__welcome { gap: 24px; }
    .member-dashboard__details > div { grid-template-columns: 1fr; gap: 5px; }
}

@media (max-width: 760px) {
    .member-login { display: flex; min-height: 100svh; flex-direction: column; }
    .member-login__visual { min-height: 198px; }
    .member-login__art { object-position: 72% 35%; }
    .member-login__visual-content { min-height: 198px; justify-content: flex-start; gap: 14px; padding: 15px 20px; }
    .member-login__brand-logo { width: 38px; height: 36px; border-radius: 10px; }
    .member-login__brand strong { font-size: 13px; }
    .member-login__brand span { font-size: 10px; }
    .member-login__message { padding: 0; }
    .member-login__message h1 { margin: 7px 0 5px; font-size: 24px; }
    .member-login__message p { max-width: 390px; font-size: 10px; line-height: 1.4; }
    .member-login__school { display: none; }
    .member-login__content { flex: 1; align-items: start; padding: 16px 20px 24px; }
    .member-login__back { margin-bottom: 16px; }
    .member-login__icon { width: 36px; height: 36px; margin-bottom: 10px; border-radius: 11px; }
    .member-login__heading { margin-bottom: 16px; }
    .member-login__heading h2 { margin-top: 6px; font-size: 23px; }
    .member-login__heading p { font-size: 12px; }
    .member-login__form { gap: 13px; }
    .member-login__field { gap: 6px; }
    .member-login__input input { min-height: 47px; }
    .member-login__input input { font-size: 16px; }
    .member-login__submit { min-height: 46px; }
    .member-login__help { margin-top: 12px; }
    .member-login__foot { margin-top: 18px; }
    .member-dashboard { padding: 18px 14px 40px; }
    .member-dashboard__welcome { grid-template-columns: minmax(0,1fr); gap: 21px; padding: 22px 18px; border-radius: 19px; }
    .member-dashboard__welcome::after { right: -95px; }
    .member-dashboard__welcome h1 { margin: 13px 0 9px; font-size: clamp(30px, 8vw, 39px); }
    .member-dashboard__welcome-copy > p { margin-bottom: 16px; font-size: 12px; }
    .member-dashboard__id-card { max-width: 360px; }
    .member-dashboard__stats { grid-template-columns: repeat(2, minmax(0,1fr)); gap: 9px; margin-top: 12px; }
    .member-dashboard__stat { min-height: 126px; grid-template-columns: 34px minmax(0,1fr); column-gap: 9px; padding: 13px 10px; }
    .member-dashboard__stat:last-child { grid-column: 1 / -1; min-height: 100px; }
    .member-dashboard__stat-icon { width: 33px; height: 33px; border-radius: 10px; font-size: 13px; }
    .member-dashboard__stat-label { font-size: 9px; }
    .member-dashboard__stat strong { font-size: 19px; }
    .member-dashboard__stat small { font-size: 8px; }
    .member-dashboard__section { margin-top: 29px; }
    .member-dashboard__section-head h2 { font-size: 19px; }
    .member-dashboard__table-wrap { overflow: visible; border: 0; background: transparent; box-shadow: none; }
    .member-dashboard__table { min-width: 0; border-collapse: separate; border-spacing: 0 10px; }
    .member-dashboard__table thead { display: none; }
    .member-dashboard__table tbody { display: grid; gap: 10px; }
    .member-dashboard__table tbody tr { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 0 10px; padding: 7px 9px; border: 1px solid #e2e9ef; border-radius: 14px; background: #fff; box-shadow: 0 4px 13px rgba(22,38,61,.035); }
    .member-dashboard__table td, .member-dashboard__table td:first-child { min-width: 0; padding: 9px 7px; border: 0; color: #33435a; font-size: 10px; white-space: normal; }
    .member-dashboard__mobile-label { display: block; margin-bottom: 5px; color: #8491a3; font-size: 8px; font-weight: 800; letter-spacing: .07em; text-transform: uppercase; }
    .member-dashboard__table td:first-child { grid-column: 1 / -1; padding-bottom: 11px; border-bottom: 1px solid #edf1f5; }
    .member-dashboard__table td:first-child a { font-size: 12px; }
    .member-dashboard__table td:first-child small { font-size: 9px; }
    .member-dashboard__table td:nth-child(5) { display: flex; flex-direction: column; align-items: flex-start; justify-content: center; }
    .member-dashboard__table td:nth-child(5) .member-dashboard__mobile-label { margin-bottom: 7px; }
    .member-dashboard__info-card { padding: 4px 13px 14px; }
    .member-dashboard__details { grid-template-columns: 1fr; }
    .member-dashboard__details > div { grid-template-columns: minmax(110px, .8fr) minmax(0,1.2fr); gap: 8px; padding: 13px 4px; }
    .member-dashboard__note { margin-right: 4px; margin-left: 4px; }
    .member-foot { margin-top: 8px; }
    .member-foot .opac-foot__inner { padding-bottom: calc(18px + var(--bottom-nav-h, 68px) + env(safe-area-inset-bottom)); }
}

@media (max-width: 420px) {
    .member-login__visual, .member-login__visual-content { min-height: 185px; }
    .member-login__visual-content { gap: 11px; padding: 13px 18px; }
    .member-login__message h1 { font-size: 22px; }
    .member-login__content { padding-right: 18px; padding-left: 18px; }
    .member-dashboard__section-head { align-items: flex-start; }
    .member-dashboard__text-link { padding-top: 6px; white-space: nowrap; }
    .member-dashboard__stat strong { font-size: 16px; }
}

/* Keep mobile ebook controls complementary: zoom stays in the top toolbar,
   while the floating bar is reserved for page navigation and fullscreen. */
@media (max-width: 760px) {
    .ebook-reader__bottom-nav {
        grid-template-columns: minmax(0, 1fr) 70px minmax(0, 1fr) 38px;
        gap: 4px;
    }
    .ebook-reader__bottom-nav > button:nth-child(2),
    .ebook-reader__bottom-nav > button:nth-child(4) { display: none; }
}

@media (max-width: 380px) {
    .ebook-reader__bottom-nav { grid-template-columns: minmax(0, 1fr) 64px minmax(0, 1fr) 34px; gap: 3px; }
    .ebook-reader__bottom-nav button { padding-right: 4px; padding-left: 4px; }
}

.ebook-reader__exit { display: none; }
.ebook-reader__sheet.is-spread { display: grid; grid-template-columns: max-content max-content; align-items: start; gap: 0; }
.ebook-reader__sheet.is-spread > #ebookCanvas { border-radius: 3px 0 0 3px; }
.ebook-reader__sheet.is-spread > #ebookCanvasSecond { display: block; border-left: 1px solid rgba(91,108,128,.35); border-radius: 0 3px 3px 0; box-shadow: inset 0 0 0 1px rgba(100,116,139,.16); }
.ebook-reader__turn-layer.turn-spread { z-index: 9; backface-visibility: hidden; box-shadow: 0 12px 26px rgba(15,23,42,.28); }

@media (max-height: 620px) and (orientation: landscape) {
    .ebook-page { width: 100%; max-width: none; padding: 8px 16px 10px; }
    .ebook-page__top { margin-bottom: 6px; }
    .ebook-heading { display: none; }
    .ebook-reader { display: flex; width: 100%; max-width: none; height: calc(100dvh - 145px); min-height: 220px; flex-direction: column; border-radius: 14px; }
    .ebook-reader__toolbar { flex: 0 0 auto; }
    .ebook-reader__stage { display: grid; height: auto; min-height: 0; flex: 1; place-items: center; padding: 10px 50px 16px; overflow: auto; }
    .ebook-reader__sheet { margin: auto; }
    .ebook-reader__edge { position: absolute; top: 50%; width: 34px; height: 48px; margin: 0; transform: translateY(-50%); }
    .ebook-reader__edge--prev { left: 7px; }
    .ebook-reader__edge--next { right: 7px; }
    .ebook-reader__footer { display: none; }
}

@media (max-height: 620px) and (orientation: landscape) and (max-width: 1200px) {
    body.is-ebook-reader { height: 100dvh; overflow: hidden; }
    .is-ebook-reader .opac-top { display: none; }
    .is-ebook-reader .opac { height: 100dvh; overflow: hidden; padding: 0; }
    .is-ebook-reader .opac-content { height: 100dvh; min-height: 0; overflow: hidden; padding: 0; }
    .ebook-page { height: 100dvh; padding: 0; }
    .ebook-page__top, .ebook-heading { display: none; }
    .ebook-reader { position: fixed; z-index: 70; inset: 0; width: 100vw; height: 100dvh; min-height: 0; border: 0; border-radius: 0; }
    .ebook-reader__toolbar { grid-template-columns: 34px auto minmax(0, 1fr) auto; gap: 6px; padding: 5px 8px; }
    .ebook-reader__exit { display: inline-grid; width: 32px; height: 34px; place-items: center; grid-column: 1; grid-row: 1; border: 1px solid #dbe4f0; border-radius: 9px; background: #fff; color: #334155; text-decoration: none; }
    .ebook-reader__nav-group { display: flex; grid-column: 2; grid-row: 1; gap: 4px; }
    .ebook-reader__nav-group .ebook-reader__tool { width: 34px; min-height: 34px; padding: 5px; }
    .ebook-reader__nav-group .ebook-reader__tool span { display: none; }
    .ebook-reader__page-count { grid-column: 3; grid-row: 1; justify-content: flex-start; gap: 4px; font-size: 9px; }
    .ebook-reader__page-count > span:first-child { display: none; }
    .ebook-reader__page-count input { width: 42px; height: 34px; }
    .ebook-reader__view-tools { grid-column: 4; grid-row: 1; gap: 3px; }
    .ebook-reader__icon-tool { width: 34px; height: 34px; min-height: 34px; }
    .ebook-reader__zoom { min-width: 36px; height: 34px; min-height: 34px; padding: 0 5px; }
    .ebook-reader__fullscreen { display: inline-grid; }
    .ebook-reader__view-tools > a { display: none; }
    .ebook-reader__stage { padding: 8px 38px 10px; }
    .ebook-reader__edge { width: 28px; height: 42px; }
    .ebook-reader__bottom-nav { display: none; }
}

/* Open ebook reading as a full-viewport workspace on every device. */
body.is-ebook-reader { height: 100dvh; overflow: hidden; }
.is-ebook-reader .opac { height: 100dvh; overflow: hidden; padding: 0; }
.is-ebook-reader .opac-top,
.is-ebook-reader .opac-foot,
.is-ebook-reader .ebook-page__top,
.is-ebook-reader .ebook-heading { display: none; }
.is-ebook-reader .opac-content { height: 100dvh; min-height: 0; overflow: hidden; padding: 0; }
.is-ebook-reader .ebook-page { width: 100%; max-width: none; height: 100dvh; margin: 0; padding: 0; }
.is-ebook-reader .ebook-reader { position: fixed; z-index: 70; inset: 0; display: flex; width: 100vw; max-width: none; height: 100dvh; min-height: 0; flex-direction: column; border: 0; border-radius: 0; }
.is-ebook-reader .ebook-reader__toolbar { flex: 0 0 auto; grid-template-columns: 36px minmax(0, 1fr) auto minmax(0, 1fr); gap: 8px; padding: 6px 10px; }
.is-ebook-reader .ebook-reader__exit { display: inline-grid; width: 34px; height: 36px; place-items: center; grid-column: 1; grid-row: 1; border: 1px solid #dbe4f0; border-radius: 9px; background: #fff; color: #315efb; text-decoration: none; }
.is-ebook-reader .ebook-reader__nav-group { display: flex; grid-column: 2; grid-row: 1; gap: 5px; }
.is-ebook-reader .ebook-reader__page-count { grid-column: 3; grid-row: 1; }
.is-ebook-reader .ebook-reader__view-tools { grid-column: 4; grid-row: 1; }
.is-ebook-reader .ebook-reader__progress { flex: 0 0 3px; }
.is-ebook-reader .ebook-reader__stage { height: auto; min-height: 0; flex: 1 1 auto; align-items: center; padding: 12px 52px; }
.is-ebook-reader .ebook-reader__sheet { margin: auto; }
.is-ebook-reader .ebook-reader__footer { display: none; }
.is-ebook-reader .ebook-reader__bottom-home { display: inline-flex; align-items: center; justify-content: center; min-width: 36px; height: 42px; border-radius: 10px; color: #315efb; text-decoration: none; }
.is-ebook-reader .ebook-reader__bottom-home:hover { background: #eff6ff; }

@media (max-width: 760px) {
    .is-ebook-reader .ebook-reader__toolbar { grid-template-columns: minmax(0, 1fr) auto; gap: 5px; padding: 5px 7px; }
    .is-ebook-reader .ebook-reader__exit { display: none; }
    .is-ebook-reader .ebook-reader__nav-group { display: none; }
    .is-ebook-reader .ebook-reader__page-count { grid-column: 1; justify-content: flex-start; }
    .is-ebook-reader .ebook-reader__view-tools { grid-column: 2; gap: 3px; }
    .is-ebook-reader .ebook-reader__view-tools > a { display: none; }
    .is-ebook-reader .ebook-reader__fullscreen { display: none; }
    .is-ebook-reader .ebook-reader__stage { padding: 8px 8px 62px; }
    .is-ebook-reader .ebook-reader__bottom-nav { position: absolute; z-index: 15; right: 8px; bottom: max(8px, env(safe-area-inset-bottom)); left: 8px; display: grid; width: auto; grid-template-columns: minmax(0, 1fr) 70px minmax(0, 1fr) 38px; gap: 4px; padding: 6px; border: 1px solid rgba(203,216,232,.9); border-radius: 15px; box-shadow: 0 12px 34px rgba(15,23,42,.18); }
    .is-ebook-reader .ebook-reader__bottom-nav > button:nth-child(2),
    .is-ebook-reader .ebook-reader__bottom-nav > button:nth-child(4) { display: none; }
}

/* Admin sign-in mirrors the member login layout while using a distinct staff identity. */
.member-login-page--admin .member-login__visual::after { background: linear-gradient(125deg, rgba(10,24,47,.95) 0%, rgba(23,39,74,.79) 48%, rgba(30,50,92,.28) 100%); }
.member-login-page--admin .member-login__visual .member-login__eyebrow { color: #c7d2fe; }
.member-login-page--admin .member-login__school i { color: #a5b4fc; }
.member-login--admin .member-login__back:hover { color: #315efb; }
.member-login--admin .member-login__heading .member-login__eyebrow { color: #4058bd; }
.member-login--admin .member-login__icon { border-color: #dce3fa; background: #f0f3ff; color: #4058bd; }
.member-login--admin .member-login__input input:focus { border-color: #6378dc; box-shadow: 0 0 0 4px rgba(64,88,189,.12); }
.member-login--admin .member-login__submit { background: #315efb; box-shadow: 0 8px 18px rgba(49,94,251,.2); }
.member-login--admin .member-login__submit:hover { background: #244bd1; box-shadow: 0 11px 22px rgba(49,94,251,.24); }
.member-login--admin .member-login__foot a:hover { color: #315efb; }
.admin-login__remember { display: flex; align-items: center; gap: 9px; margin-top: -5px; color: #52627a; cursor: pointer; font-size: 12px; }
.admin-login__remember input { width: 16px; height: 16px; accent-color: #315efb; }