/* =========================================================
   Pustaka - gaya visual
   Metafora: buku cetak. Pita pembatas merah adalah penanda
   kemajuan sekaligus penunjuk kalimat yang sedang dibacakan.
   ========================================================= */

:root {
    --latar: #efece3;
    --kertas: #fbf9f4;
    --tinta: #191c21;
    --tinta-2: #5c626b;
    --garis: #ddd8ca;
    --pita: #8c2f39;
    --suara: #2f6b5f;
    --sorot: rgba(140, 47, 57, .14);

    --lebar-baca: 34rem;
    --ukuran-baca: 1.075rem;
    --tinggi-baris: 1.72;
    --radius: 3px;

    --display: "Fraunces", Georgia, serif;
    --badan: "Literata", Georgia, serif;
    --alat: "IBM Plex Sans", system-ui, sans-serif;
}

[data-tema="sepia"] {
    --latar: #e6d9bf;
    --kertas: #f4e9d4;
    --tinta: #3a2f24;
    --tinta-2: #6e5d48;
    --garis: #d8c6a5;
    --pita: #9a4527;
    --suara: #4a6b3f;
    --sorot: rgba(154, 69, 39, .16);
}

[data-tema="malam"] {
    --latar: #0f1217;
    --kertas: #171b21;
    --tinta: #d8d5cd;
    --tinta-2: #8e949d;
    --garis: #262c35;
    --pita: #c4626c;
    --suara: #4fa593;
    --sorot: rgba(196, 98, 108, .2);
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
    margin: 0;
    background: var(--latar);
    color: var(--tinta);
    font-family: var(--badan);
    font-size: 16px;
    line-height: 1.6;
    transition: background .25s ease, color .25s ease;
}

a { color: inherit; }

::selection { background: var(--sorot); }

/* ---------- kepala ---------- */
.kepala {
    display: flex;
    align-items: center;
    gap: .9rem;
    padding: .85rem 1.1rem;
    border-bottom: 1px solid var(--garis);
    background: var(--latar);
    position: sticky;
    top: 0;
    z-index: 40;
}

.merek {
    font-family: var(--display);
    font-weight: 600;
    font-size: 1.12rem;
    letter-spacing: .16em;
    text-transform: uppercase;
    text-decoration: none;
    margin-right: auto;
}

.merek span { color: var(--pita); }

.tautan-kepala {
    font-family: var(--alat);
    font-size: .78rem;
    letter-spacing: .05em;
    color: var(--tinta-2);
    text-decoration: none;
    padding: .3rem .1rem;
    border-bottom: 1px solid transparent;
}

.tautan-kepala:hover { color: var(--tinta); border-bottom-color: var(--pita); }

.pilih-tema { display: flex; gap: .3rem; }

.pilih-tema button {
    width: 1.45rem;
    height: 1.45rem;
    border-radius: 50%;
    border: 1px solid var(--garis);
    cursor: pointer;
    padding: 0;
}

.pilih-tema button[aria-pressed="true"] { outline: 2px solid var(--pita); outline-offset: 2px; }

.t-kertas { background: #f2efe6; }
.t-sepia { background: #e6d9bf; }
.t-malam { background: #1b1f26; }

/* ---------- kerangka halaman ---------- */
.wadah {
    max-width: 61rem;
    margin: 0 auto;
    padding: 1.6rem 1.1rem 5rem;
}

.eyebrow {
    font-family: var(--alat);
    font-size: .68rem;
    letter-spacing: .19em;
    text-transform: uppercase;
    color: var(--tinta-2);
    margin: 0 0 .5rem;
}

h1, h2, h3 { font-family: var(--display); font-weight: 600; line-height: 1.2; }

/* ---------- kartu bacaan hari ini ---------- */
.hari-ini {
    position: relative;
    background: var(--kertas);
    border: 1px solid var(--garis);
    border-radius: var(--radius);
    padding: 1.5rem 1.4rem 1.4rem 2.2rem;
    overflow: hidden;
}

.hari-ini::before {
    content: "";
    position: absolute;
    left: 0; top: 0; bottom: 0;
    width: 8px;
    background: var(--pita);
}

.hari-ini h1 {
    font-size: 1.62rem;
    margin: .15rem 0 .35rem;
    letter-spacing: -.01em;
}

.hari-ini .sumber {
    font-family: var(--alat);
    font-size: .82rem;
    color: var(--tinta-2);
    margin: 0 0 1rem;
}

.tombol {
    display: inline-flex;
    align-items: center;
    gap: .45rem;
    font-family: var(--alat);
    font-size: .84rem;
    font-weight: 500;
    letter-spacing: .02em;
    padding: .62rem 1.1rem;
    border-radius: 100px;
    border: 1px solid var(--pita);
    background: var(--pita);
    color: #fff;
    text-decoration: none;
    cursor: pointer;
}

.tombol.hantu { background: transparent; color: var(--tinta); border-color: var(--garis); }
.tombol.hantu:hover { border-color: var(--pita); }
.tombol:focus-visible, a:focus-visible, button:focus-visible { outline: 2px solid var(--pita); outline-offset: 3px; }

/* ---------- rentetan ---------- */
.rentetan {
    display: flex;
    align-items: center;
    gap: .8rem;
    margin-top: 1.6rem;
    font-family: var(--alat);
    font-size: .8rem;
    color: var(--tinta-2);
}

.pekan { display: flex; gap: 4px; }

.pekan i {
    width: 10px;
    height: 22px;
    border-radius: 2px;
    background: var(--garis);
    display: block;
}

.pekan i.ada { background: var(--pita); }

/* ---------- rak ---------- */
.judul-rak {
    display: flex;
    align-items: baseline;
    gap: .7rem;
    margin: 2.6rem 0 .9rem;
}

.judul-rak h2 { font-size: 1.06rem; margin: 0; }
.judul-rak .garis { flex: 1; height: 1px; background: var(--garis); }
.judul-rak .jml { font-family: var(--alat); font-size: .72rem; color: var(--tinta-2); }

.deret {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(15.5rem, 1fr));
    gap: .75rem;
}

.buku {
    position: relative;
    display: block;
    background: var(--kertas);
    border: 1px solid var(--garis);
    border-left: 6px solid var(--punggung, var(--pita));
    border-radius: var(--radius);
    padding: .95rem 1rem .8rem 1.05rem;
    text-decoration: none;
    transition: transform .16s ease, border-color .16s ease;
}

.buku:hover { transform: translateY(-2px); }

.buku h3 { font-size: 1rem; margin: 0 0 .25rem; }

.buku .penulis {
    font-family: var(--alat);
    font-size: .74rem;
    color: var(--tinta-2);
    margin: 0 0 .55rem;
}

.buku .ringkas {
    font-size: .84rem;
    line-height: 1.5;
    color: var(--tinta-2);
    margin: 0 0 .8rem;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.bar {
    height: 3px;
    background: var(--garis);
    border-radius: 2px;
    overflow: hidden;
}

.bar > i { display: block; height: 100%; background: var(--punggung, var(--pita)); }

.kaki-buku {
    display: flex;
    justify-content: space-between;
    font-family: var(--alat);
    font-size: .68rem;
    letter-spacing: .05em;
    color: var(--tinta-2);
    margin-top: .45rem;
}

.lencana {
    font-family: var(--alat);
    font-size: .62rem;
    letter-spacing: .1em;
    text-transform: uppercase;
    border: 1px solid var(--garis);
    border-radius: 100px;
    padding: .1rem .5rem;
}

/* ---------- daftar bagian ---------- */
.daftar-bab { list-style: none; padding: 0; margin: 1.4rem 0 0; }

.daftar-bab li { border-bottom: 1px solid var(--garis); }

.daftar-bab a {
    display: flex;
    align-items: center;
    gap: .9rem;
    padding: .78rem .2rem;
    text-decoration: none;
}

.daftar-bab .no {
    font-family: var(--alat);
    font-size: .72rem;
    color: var(--tinta-2);
    width: 1.6rem;
    flex: none;
}

.daftar-bab .isi { flex: 1; }
.daftar-bab .isi b { font-weight: 500; font-size: .97rem; }

.daftar-bab .menit { font-family: var(--alat); font-size: .7rem; color: var(--tinta-2); }
.daftar-bab .usai { color: var(--suara); font-size: .8rem; }

/* =========================================================
   HALAMAN BACA
   ========================================================= */
.panggung {
    position: relative;
    max-width: calc(var(--lebar-baca) + 4.5rem);
    margin: 0 auto;
    padding: 1.4rem 1.3rem 8rem 2.6rem;
}

/* pita pembatas: penanda kemajuan + penunjuk kalimat */
.pita {
    position: fixed;
    top: 3.4rem;
    bottom: 5.4rem;
    left: max(.7rem, calc(50vw - (var(--lebar-baca) / 2) - 2.4rem));
    width: 5px;
    background: var(--garis);
    border-radius: 3px;
    z-index: 20;
}

.pita > .terisi {
    position: absolute;
    inset: 0 0 auto 0;
    height: 0;
    background: var(--pita);
    border-radius: 3px;
    transition: height .18s linear;
}

.pita > .simpul {
    position: absolute;
    left: 50%;
    top: 0;
    width: 13px;
    height: 13px;
    margin-left: -6.5px;
    margin-top: -6.5px;
    border-radius: 50%;
    background: var(--kertas);
    border: 3px solid var(--pita);
    opacity: 0;
    transition: top .25s ease, opacity .2s ease;
}

body.membacakan .pita > .simpul { opacity: 1; }
body.membacakan .pita > .terisi { background: var(--suara); }

.judul-bab { margin: 0 0 .3rem; font-size: 1.75rem; letter-spacing: -.015em; }

.remah {
    font-family: var(--alat);
    font-size: .74rem;
    letter-spacing: .07em;
    text-transform: uppercase;
    color: var(--tinta-2);
    text-decoration: none;
    display: inline-block;
    margin-bottom: .6rem;
}

.meta-bab {
    font-family: var(--alat);
    font-size: .76rem;
    color: var(--tinta-2);
    border-bottom: 1px solid var(--garis);
    padding-bottom: 1.1rem;
    margin-bottom: 1.6rem;
}

.teks {
    font-size: var(--ukuran-baca);
    line-height: var(--tinggi-baris);
    max-width: var(--lebar-baca);
}

.teks p { margin: 0 0 1.15rem; }

.teks h3.bagian {
    font-family: var(--alat);
    font-size: .7rem;
    font-weight: 600;
    letter-spacing: .17em;
    text-transform: uppercase;
    color: var(--pita);
    margin: 2.3rem 0 .8rem;
}

.teks h4 { font-family: var(--display); font-size: 1.1rem; margin: 1.8rem 0 .6rem; }

.teks ul, .teks ol { margin: 0 0 1.2rem; padding-left: 1.15rem; }
.teks li { margin-bottom: .55rem; }
.teks li::marker { color: var(--pita); }

.teks blockquote {
    margin: 1.4rem 0;
    padding-left: 1rem;
    border-left: 2px solid var(--pita);
    font-style: italic;
    color: var(--tinta-2);
}

.teks hr { border: 0; border-top: 1px solid var(--garis); margin: 2rem 0; }

/* kalimat: satuan terkecil untuk suara dan sorotan */
.klm { transition: background .2s ease, box-shadow .2s ease; border-radius: 2px; }

.klm.aktif {
    background: var(--sorot);
    box-shadow: 0 0 0 .18em var(--sorot);
}

body.membacakan .klm.aktif {
    background: color-mix(in srgb, var(--suara) 18%, transparent);
    box-shadow: 0 0 0 .18em color-mix(in srgb, var(--suara) 18%, transparent);
}

.sudah-disorot { background: var(--sorot); border-radius: 2px; }

/* ---------- navigasi bawah bab ---------- */
.nav-bab {
    display: flex;
    gap: .6rem;
    margin-top: 3rem;
    padding-top: 1.4rem;
    border-top: 1px solid var(--garis);
}

.nav-bab a { flex: 1; }
.nav-bab .tombol { width: 100%; justify-content: center; }

/* ---------- konsol suara ---------- */
.konsol {
    position: fixed;
    left: 50%;
    transform: translateX(-50%);
    bottom: .9rem;
    z-index: 50;
    width: min(41rem, calc(100vw - 1.4rem));
    background: var(--kertas);
    border: 1px solid var(--garis);
    border-radius: 14px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, .12);
    padding: .55rem .7rem;
    font-family: var(--alat);
}

.baris-konsol { display: flex; align-items: center; gap: .45rem; }

.konsol button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: .35rem;
    min-width: 2.35rem;
    height: 2.35rem;
    padding: 0 .6rem;
    border-radius: 9px;
    border: 1px solid var(--garis);
    background: transparent;
    color: var(--tinta);
    font-family: var(--alat);
    font-size: .78rem;
    cursor: pointer;
}

.konsol button:hover { border-color: var(--pita); }

.konsol button.utama {
    background: var(--pita);
    border-color: var(--pita);
    color: #fff;
    min-width: 2.7rem;
    height: 2.7rem;
}

body.membacakan .konsol button.utama { background: var(--suara); border-color: var(--suara); }

.konsol .status {
    flex: 1;
    font-size: .73rem;
    color: var(--tinta-2);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    padding-left: .2rem;
}

.laci {
    display: none;
    gap: .8rem;
    flex-wrap: wrap;
    align-items: center;
    padding: .75rem .25rem .3rem;
    margin-top: .5rem;
    border-top: 1px solid var(--garis);
}

.laci.buka { display: flex; }

.kelompok { display: flex; align-items: center; gap: .4rem; font-size: .73rem; color: var(--tinta-2); }

.kelompok select, .kelompok input[type="range"] {
    font-family: var(--alat);
    font-size: .76rem;
    color: var(--tinta);
    background: transparent;
    border: 1px solid var(--garis);
    border-radius: 7px;
    padding: .25rem .4rem;
    max-width: 11rem;
}

.kelompok input[type="range"] { padding: 0; width: 6.5rem; accent-color: var(--pita); }

/* ---------- tombol sorot mengambang ---------- */
.aksi-pilihan {
    position: absolute;
    z-index: 60;
    display: none;
    gap: .3rem;
    background: var(--tinta);
    border-radius: 9px;
    padding: .28rem;
    box-shadow: 0 6px 20px rgba(0, 0, 0, .25);
}

.aksi-pilihan.tampil { display: flex; }

.aksi-pilihan button {
    background: transparent;
    border: 0;
    color: var(--kertas);
    font-family: var(--alat);
    font-size: .74rem;
    padding: .3rem .55rem;
    border-radius: 6px;
    cursor: pointer;
}

.aksi-pilihan button:hover { background: rgba(255, 255, 255, .14); }

/* ---------- sorotan tersimpan ---------- */
.kartu-sorotan {
    background: var(--kertas);
    border: 1px solid var(--garis);
    border-left: 4px solid var(--pita);
    border-radius: var(--radius);
    padding: .95rem 1rem;
    margin-bottom: .7rem;
}

.kartu-sorotan p { margin: 0 0 .5rem; font-size: .95rem; }

.kartu-sorotan .asal {
    font-family: var(--alat);
    font-size: .71rem;
    color: var(--tinta-2);
    display: flex;
    justify-content: space-between;
    gap: .6rem;
}

.kartu-sorotan .asal a { text-decoration: none; border-bottom: 1px solid var(--garis); }

.kosong {
    text-align: center;
    padding: 3rem 1rem;
    color: var(--tinta-2);
    font-family: var(--alat);
    font-size: .87rem;
}

.pencarian {
    display: flex;
    gap: .5rem;
    margin: 1.6rem 0 0;
}

.pencarian input {
    flex: 1;
    font-family: var(--alat);
    font-size: .87rem;
    padding: .6rem .8rem;
    border: 1px solid var(--garis);
    border-radius: 100px;
    background: var(--kertas);
    color: var(--tinta);
}

/* ---------- layar kecil ---------- */
@media (max-width: 640px) {
    .panggung { padding: 1.1rem 1rem 9rem 1.7rem; }
    .pita { left: .45rem; top: 3.1rem; bottom: 6.2rem; width: 4px; }
    .judul-bab { font-size: 1.45rem; }
    .hari-ini { padding: 1.2rem 1.1rem 1.2rem 1.7rem; }
    .hari-ini h1 { font-size: 1.35rem; }
    .deret { grid-template-columns: 1fr; }
    .konsol .status { display: none; }
}

@media (prefers-reduced-motion: reduce) {
    * { transition: none !important; animation: none !important; scroll-behavior: auto !important; }
}

@media print {
    .kepala, .konsol, .pita, .nav-bab, .aksi-pilihan { display: none !important; }
    body { background: #fff; }
}

/* ============================================================
   Integrasi AI: tombol suara AI, formulir tambah buku, log
   ============================================================ */


.panggung.sempit {
    max-width: 46rem;
}

.form-ai {
    margin: 1.8rem 0 0.8rem;
    display: grid;
    gap: 1rem;
}
.form-ai .baris {
    display: grid;
    gap: 0.35rem;
}
.form-ai .baris > span {
    font: 500 0.8rem/1.4 "IBM Plex Sans", sans-serif;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    opacity: 0.65;
}
.form-ai input[type="text"],
.form-ai select {
    font: 400 1rem/1.5 "IBM Plex Sans", sans-serif;
    padding: 0.6rem 0.7rem;
    border: 1px solid color-mix(in srgb, currentColor 22%, transparent);
    border-radius: 0.4rem;
    background: transparent;
    color: inherit;
    width: 100%;
}
.form-ai input[type="text"]:focus,
.form-ai select:focus {
    outline: 2px solid var(--aksen, #8a6a2f);
    outline-offset: 1px;
}
.tombol-baris {
    display: flex;
    gap: 0.6rem;
    flex-wrap: wrap;
}

.kartu-peringatan {
    margin: 1.4rem 0;
    padding: 1rem 1.1rem;
    border-left: 3px solid var(--aksen, #8a6a2f);
    background: color-mix(in srgb, var(--aksen, #8a6a2f) 8%, transparent);
    border-radius: 0 0.4rem 0.4rem 0;
    font-size: 0.94rem;
}
.kartu-peringatan p { margin: 0 0 0.5rem; }
.kartu-peringatan p:last-child { margin-bottom: 0; }

.status {
    margin: 1.2rem 0;
    padding: 0.85rem 1rem;
    border-radius: 0.4rem;
    font-size: 0.94rem;
    background: color-mix(in srgb, currentColor 6%, transparent);
}
.status.sukses { background: color-mix(in srgb, #2e7d4f 14%, transparent); }
.status.gagal  { background: color-mix(in srgb, #b3261e 12%, transparent); }

.catatan-kecil {
    font-size: 0.86rem;
    line-height: 1.6;
    opacity: 0.7;
    margin-top: 0.4rem;
}

.sub-judul {
    font: 600 1.1rem/1.3 "Fraunces", serif;
    margin: 2.4rem 0 0.8rem;
}
.tabel-log {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.84rem;
}
.tabel-log th,
.tabel-log td {
    text-align: left;
    padding: 0.45rem 0.5rem;
    border-bottom: 1px solid color-mix(in srgb, currentColor 12%, transparent);
    vertical-align: top;
}
.tabel-log th { font-weight: 600; opacity: 0.65; }
.tabel-log tr.gagal td { color: #b3261e; }

/* ============================================================
   Pemutar audio
   ============================================================ */

.pemutar {
    position: sticky;
    bottom: 4.6rem;
    z-index: 40;
    max-width: 42rem;
    margin: 2.5rem auto 0;
    padding: 0.85rem 1rem 0.95rem;
    border-radius: 0.8rem;
    background: color-mix(in srgb, var(--kertas, #efece3) 92%, #000 8%);
    border: 1px solid color-mix(in srgb, currentColor 14%, transparent);
    box-shadow: 0 0.6rem 1.8rem rgba(0, 0, 0, 0.12);
}
.pemutar.main {
    border-color: color-mix(in srgb, var(--aksen, #8a6a2f) 45%, transparent);
}

.pm-atas {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    margin-bottom: 0.55rem;
}
.pm-tanda {
    font: 600 0.66rem/1 "IBM Plex Sans", sans-serif;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    padding: 0.24rem 0.42rem;
    border-radius: 0.25rem;
    background: var(--aksen, #8a6a2f);
    color: #fff;
    flex: none;
}
.pm-judul {
    font: 500 0.9rem/1.3 "IBM Plex Sans", sans-serif;
    flex: 1;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    opacity: 0.85;
}
#pm-buka {
    background: none;
    border: 0;
    font-size: 1rem;
    cursor: pointer;
    color: inherit;
    opacity: 0.6;
}

.pm-geser-baris {
    display: flex;
    align-items: center;
    gap: 0.7rem;
}
#pm-geser {
    flex: 1;
    accent-color: var(--aksen, #8a6a2f);
}
.pm-waktu {
    font: 400 0.76rem/1 "IBM Plex Mono", ui-monospace, monospace;
    opacity: 0.65;
    flex: none;
    min-width: 5.8rem;
    text-align: right;
}

.pm-tombol {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.45rem;
    margin: 0.6rem 0 0.15rem;
}
.pm-tombol button {
    font: 500 0.82rem/1 "IBM Plex Sans", sans-serif;
    min-width: 2.6rem;
    height: 2.4rem;
    padding: 0 0.55rem;
    border-radius: 0.45rem;
    border: 1px solid color-mix(in srgb, currentColor 20%, transparent);
    background: transparent;
    color: inherit;
    cursor: pointer;
}
.pm-tombol button:hover:not(:disabled) {
    background: color-mix(in srgb, currentColor 8%, transparent);
}
.pm-tombol button:disabled {
    opacity: 0.35;
    cursor: default;
}
.pm-tombol .utama {
    min-width: 3.4rem;
    height: 2.8rem;
    font-size: 1rem;
    background: var(--aksen, #8a6a2f);
    color: #fff;
    border-color: transparent;
}

.pm-status {
    margin: 0.45rem 0 0;
    font-size: 0.78rem;
    line-height: 1.45;
    opacity: 0.62;
    text-align: center;
}

.pm-panel {
    display: none;
    gap: 1.2rem;
    margin-top: 0.7rem;
    padding-top: 0.7rem;
    border-top: 1px solid color-mix(in srgb, currentColor 12%, transparent);
}
.pm-panel.buka { display: flex; flex-wrap: wrap; }
.pm-panel label {
    font: 500 0.76rem/1.4 "IBM Plex Sans", sans-serif;
    display: flex;
    align-items: center;
    gap: 0.4rem;
    opacity: 0.8;
}
.pm-panel select {
    font: 400 0.82rem/1 "IBM Plex Sans", sans-serif;
    padding: 0.28rem 0.4rem;
    border-radius: 0.3rem;
    border: 1px solid color-mix(in srgb, currentColor 22%, transparent);
    background: transparent;
    color: inherit;
}



/* ============================================================
   Halaman unggah
   ============================================================ */

.form-ai input[type="file"] {
    font: 400 0.9rem/1.5 "IBM Plex Sans", sans-serif;
    padding: 0.75rem;
    width: 100%;
    border: 1px dashed color-mix(in srgb, currentColor 30%, transparent);
    border-radius: 0.4rem;
    background: color-mix(in srgb, currentColor 4%, transparent);
    color: inherit;
    cursor: pointer;
}
.form-ai .baris > span em {
    font-style: normal;
    text-transform: none;
    letter-spacing: 0;
    opacity: 0.7;
}

.pratinjau {
    font: 500 0.85rem/1.4 "IBM Plex Mono", ui-monospace, monospace;
    padding: 0.55rem 0.7rem;
    border-radius: 0.35rem;
    background: color-mix(in srgb, var(--aksen, #8a6a2f) 10%, transparent);
    margin-top: -0.4rem;
}

.bilah-unggah {
    height: 0.35rem;
    border-radius: 0.2rem;
    overflow: hidden;
    background: color-mix(in srgb, currentColor 12%, transparent);
    margin: 1rem 0;
}
.bilah-unggah i {
    display: block;
    height: 100%;
    width: 0;
    background: var(--aksen, #8a6a2f);
    transition: width 0.2s ease;
}

.tabel-log td.aksi {
    white-space: nowrap;
    text-align: right;
}
.tabel-log td.aksi a,
.tabel-log td.aksi button {
    display: inline-block;
    margin-left: 0.3rem;
    padding: 0.1rem 0.4rem;
    border: 1px solid color-mix(in srgb, currentColor 20%, transparent);
    border-radius: 0.25rem;
    background: transparent;
    color: inherit;
    text-decoration: none;
    cursor: pointer;
    font-size: 0.85rem;
}
.tabel-log td small { opacity: 0.6; }

.aksi-buku {
    margin: 2.5rem 0 1rem;
    padding-top: 1.2rem;
    border-top: 1px solid color-mix(in srgb, currentColor 12%, transparent);
}
.aksi-buku button {
    font: 500 0.82rem/1 "IBM Plex Sans", sans-serif;
    padding: 0.5rem 0.8rem;
    border-radius: 0.35rem;
    border: 1px solid color-mix(in srgb, #b3261e 40%, transparent);
    background: transparent;
    color: #b3261e;
    cursor: pointer;
}
.aksi-buku button:hover:not(:disabled) { background: color-mix(in srgb, #b3261e 10%, transparent); }
.aksi-buku button:disabled { opacity: 0.4; cursor: default; }

/* ============================================================
   Akun: ikon profil, menu, halaman masuk
   ============================================================ */

.akun { position: relative; margin-left: 0.6rem; }

.ikon-akun {
    width: 2rem;
    height: 2rem;
    border-radius: 50%;
    border: 1px solid color-mix(in srgb, currentColor 22%, transparent);
    background: color-mix(in srgb, var(--aksen, #8a6a2f) 16%, transparent);
    color: inherit;
    font: 600 0.8rem/1 "IBM Plex Sans", sans-serif;
    cursor: pointer;
    display: grid;
    place-items: center;
}
.ikon-akun:hover { background: color-mix(in srgb, var(--aksen, #8a6a2f) 28%, transparent); }

.menu-akun {
    position: absolute;
    right: 0;
    top: calc(100% + 0.5rem);
    min-width: 12rem;
    z-index: 60;
    padding: 0.35rem;
    border-radius: 0.5rem;
    border: 1px solid color-mix(in srgb, currentColor 14%, transparent);
    background: var(--kertas, #efece3);
    box-shadow: 0 0.5rem 1.6rem rgba(0, 0, 0, 0.16);
}
.menu-akun .kepala-menu {
    margin: 0;
    padding: 0.45rem 0.6rem 0.5rem;
    font-size: 0.82rem;
    border-bottom: 1px solid color-mix(in srgb, currentColor 12%, transparent);
    overflow: hidden;
    text-overflow: ellipsis;
}
.menu-akun a,
.menu-akun button {
    display: block;
    width: 100%;
    padding: 0.5rem 0.6rem;
    border: 0;
    border-radius: 0.3rem;
    background: none;
    color: inherit;
    font: 400 0.86rem/1.3 "IBM Plex Sans", sans-serif;
    text-align: left;
    text-decoration: none;
    cursor: pointer;
}
.menu-akun a:hover,
.menu-akun button:hover { background: color-mix(in srgb, currentColor 8%, transparent); }
.menu-akun form { margin: 0; }

.panggung.gerbang {
    display: grid;
    place-items: center;
    min-height: 72vh;
    padding: 2rem 1rem;
}
.kartu-gerbang {
    width: 100%;
    max-width: 24rem;
    padding: 1.8rem;
    border-radius: 0.7rem;
    border: 1px solid color-mix(in srgb, currentColor 12%, transparent);
    background: color-mix(in srgb, var(--kertas, #efece3) 94%, #000 6%);
}
.kartu-gerbang h1 {
    font: 600 1.5rem/1.2 "Fraunces", serif;
    margin: 0.2rem 0 1rem;
}
.tanda-gerbang {
    font: 600 0.68rem/1 "IBM Plex Sans", sans-serif;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    opacity: 0.55;
    margin: 0;
}

/* ============================================================
   Antrean tinjau
   ============================================================ */

.lencana-jumlah {
    display: inline-block;
    min-width: 1.15rem;
    padding: 0 0.3rem;
    border-radius: 0.6rem;
    background: #b3261e;
    color: #fff;
    font: 600 0.68rem/1.2rem "IBM Plex Sans", sans-serif;
    text-align: center;
    vertical-align: 0.05rem;
}

.daftar-draf { list-style: none; margin: 1.4rem 0; padding: 0; }
.daftar-draf li { border-bottom: 1px solid color-mix(in srgb, currentColor 10%, transparent); }
.daftar-draf a {
    display: flex;
    gap: 0.85rem;
    align-items: flex-start;
    padding: 0.85rem 0.2rem;
    text-decoration: none;
    color: inherit;
}
.daftar-draf a:hover { background: color-mix(in srgb, currentColor 5%, transparent); }
.daftar-draf .isi { display: block; }
.daftar-draf b { display: block; font-weight: 600; }
.daftar-draf small { display: block; font-size: 0.78rem; opacity: 0.62; margin-top: 0.15rem; }
.daftar-draf .ringkas-periksa { opacity: 0.8; margin-top: 0.3rem; }

.skor {
    flex: none;
    width: 2.3rem;
    height: 2.3rem;
    border-radius: 50%;
    display: grid;
    place-items: center;
    font: 600 0.82rem/1 "IBM Plex Sans", sans-serif;
    color: #fff;
}
.skor.hijau  { background: #2e7d4f; }
.skor.kuning { background: #a8760f; }
.skor.merah  { background: #b3261e; }
.skor.abu    { background: #6d6d6d; }

.kartu-periksa {
    margin: 1.4rem 0;
    padding: 1.1rem 1.2rem;
    border-radius: 0.5rem;
    border-left: 4px solid #6d6d6d;
    background: color-mix(in srgb, currentColor 5%, transparent);
    font-size: 0.94rem;
}
.kartu-periksa.hijau  { border-left-color: #2e7d4f; }
.kartu-periksa.kuning { border-left-color: #a8760f; }
.kartu-periksa.merah  { border-left-color: #b3261e; }
.kartu-periksa h2 {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    font: 600 1rem/1.3 "Fraunces", serif;
    margin: 0 0 0.6rem;
}
.kartu-periksa ul { margin: 0.3rem 0 0.8rem; padding-left: 1.1rem; }
.kartu-periksa li { margin-bottom: 0.25rem; }
.label-kecil {
    font: 600 0.7rem/1 "IBM Plex Sans", sans-serif;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    opacity: 0.55;
    margin: 0.9rem 0 0.2rem;
}
.daftar-koreksi s { opacity: 0.55; }
.daftar-sumber a { word-break: break-word; }

.pratinjau-bab details {
    border-bottom: 1px solid color-mix(in srgb, currentColor 10%, transparent);
    padding: 0.2rem 0;
}
.pratinjau-bab summary {
    display: flex;
    gap: 0.7rem;
    align-items: baseline;
    padding: 0.6rem 0.2rem;
    cursor: pointer;
    font-size: 0.95rem;
}
.pratinjau-bab summary .no {
    font: 500 0.75rem/1 "IBM Plex Mono", ui-monospace, monospace;
    opacity: 0.5;
}
.pratinjau-bab summary small { margin-left: auto; opacity: 0.55; font-size: 0.76rem; }
.isi-draf {
    padding: 0.3rem 0.2rem 0.6rem 1.9rem;
    font-size: 0.95rem;
    line-height: 1.65;
}
.aksi-bab { padding-left: 1.9rem; margin: 0 0 0.8rem; }
.aksi-bab .buang {
    font: 500 0.76rem/1 "IBM Plex Sans", sans-serif;
    padding: 0.35rem 0.6rem;
    border-radius: 0.3rem;
    border: 1px solid color-mix(in srgb, #b3261e 35%, transparent);
    background: transparent;
    color: #b3261e;
    cursor: pointer;
}
.tombol.bahaya { border-color: color-mix(in srgb, #b3261e 40%, transparent); color: #b3261e; }

.tabel-log tr.total td { border-top: 2px solid color-mix(in srgb, currentColor 25%, transparent); border-bottom: 0; }

.kartu-gerbang.lebar { max-width: 34rem; }
.perintah {
    margin: 0.8rem 0 1.2rem;
    padding: 0.85rem 1rem;
    border-radius: 0.4rem;
    background: color-mix(in srgb, currentColor 8%, transparent);
    font: 400 0.84rem/1.7 "IBM Plex Mono", ui-monospace, monospace;
    white-space: pre;
    overflow-x: auto;
}

/* ============================================================
   Perbaikan tampilan layar kecil
   ============================================================ */

/* Kolom isian: 16px adalah ambang di bawah mana Safari iOS otomatis
   memperbesar halaman saat kolom disentuh. Tinggi 2.75rem memenuhi
   ukuran sasaran sentuh yang nyaman. */
.form-ai input[type="text"],
.form-ai input[type="email"],
.form-ai input[type="password"],
.form-ai input[type="number"],
.form-ai input[type="file"],
.form-ai select,
.form-ai textarea {
    font-size: 1rem;
    line-height: 1.5;
    min-height: 2.75rem;
    padding: 0.7rem 0.85rem;
    border-radius: 0.45rem;
    width: 100%;
    box-sizing: border-box;
}
.form-ai select { padding-right: 2rem; }
.form-ai .baris > span {
    font-size: 0.84rem;
    margin-bottom: 0.1rem;
}
.form-ai .tombol,
.form-ai button {
    min-height: 2.75rem;
    padding: 0.7rem 1.1rem;
    font-size: 0.95rem;
}
.kartu-gerbang .form-ai { gap: 1.1rem; }

@media (max-width: 40rem) {
    .panggung.sempit { padding-left: 1rem; padding-right: 1rem; }
    .kartu-gerbang { padding: 1.4rem 1.1rem; }
    .tabel-log { font-size: 0.78rem; }
    .tabel-log th:nth-child(3),
    .tabel-log td:nth-child(3) { display: none; }
}

/* ---------- pemutar audio di layar kecil ----------
   Sebelumnya pemutar melayang di atas konsol pembaca sehingga keduanya
   berdesakan. Di layar sempit pemutar dijadikan bagian alur halaman
   (tidak melayang), dan konsol pembaca yang tetap menempel di bawah. */
@media (max-width: 48rem) {
    .pemutar {
        position: static;
        margin: 1.8rem auto 1rem;
        padding: 0.8rem 0.85rem 0.9rem;
        border-radius: 0.6rem;
        box-shadow: none;
    }
    .pm-atas { margin-bottom: 0.45rem; }
    .pm-judul { font-size: 0.84rem; }
    .pm-tombol {
        display: grid;
        grid-template-columns: repeat(6, 1fr);
        gap: 0.35rem;
        margin: 0.55rem 0 0.1rem;
    }
    .pm-tombol button {
        min-width: 0;
        width: 100%;
        height: 2.75rem;
        padding: 0;
        font-size: 0.8rem;
    }
    .pm-tombol .utama { height: 2.75rem; font-size: 1rem; }
    .pm-waktu { min-width: 4.8rem; font-size: 0.72rem; }
    .pm-status { font-size: 0.74rem; }
    .pm-panel.buka { flex-direction: column; gap: 0.6rem; }
    .pm-panel select { min-height: 2.4rem; }
}

/* Ruang di bawah isi supaya konsol yang menempel tidak menutupi
   tombol navigasi bagian, termasuk area aman iPhone. */
@media (max-width: 48rem) {
    .panggung { padding-bottom: calc(6.5rem + env(safe-area-inset-bottom, 0px)); }
    .konsol { padding-bottom: calc(0.5rem + env(safe-area-inset-bottom, 0px)); }
}

/* Penanda supaya dua mesin suara tidak tertukar */
.konsol .tanda-konsol {
    font: 600 0.62rem/1 "IBM Plex Sans", sans-serif;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    opacity: 0.5;
    align-self: center;
    margin-right: 0.35rem;
    flex: none;
}
@media (max-width: 30rem) {
    .konsol .tanda-konsol { display: none; }
}

/* ============================================================
   Rak: kartu kategori, kartu buku, penilaian, riwayat
   ============================================================ */

.judul-rak .lihat-semua,
.rentetan .tautan-riwayat {
    font: 500 0.78rem/1 "IBM Plex Sans", sans-serif;
    color: inherit;
    opacity: 0.65;
    text-decoration: none;
    white-space: nowrap;
}
.judul-rak .lihat-semua:hover,
.rentetan .tautan-riwayat:hover { opacity: 1; }

/* ---------- sedang dibaca ---------- */
.deret-lanjut {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(15rem, 1fr));
    gap: 0.8rem;
    margin: 0.9rem 0 2.2rem;
}
.kartu-lanjut {
    display: flex;
    flex-direction: column;
    gap: 0.32rem;
    padding: 0.9rem 1rem 0.85rem;
    border-radius: 0.55rem;
    border: 1px solid color-mix(in srgb, currentColor 12%, transparent);
    border-left: 4px solid var(--punggung, #8C2F39);
    background: color-mix(in srgb, var(--punggung, #8C2F39) 5%, transparent);
    color: inherit;
    text-decoration: none;
}
.kartu-lanjut:hover { background: color-mix(in srgb, var(--punggung, #8C2F39) 11%, transparent); }
.kartu-lanjut .pita-kategori {
    font: 600 0.62rem/1 "IBM Plex Sans", sans-serif;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--punggung, #8C2F39);
}
.kartu-lanjut .judul-buku { font-size: 1rem; line-height: 1.3; }
.kartu-lanjut .bab-kini {
    font-size: 0.78rem;
    opacity: 0.66;
    line-height: 1.4;
}
.kartu-lanjut .lanjut { font-weight: 600; color: var(--punggung, #8C2F39); }

/* ---------- kartu kategori ---------- */
.kisi-kategori {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(15.5rem, 1fr));
    gap: 0.8rem;
    margin: 0.9rem 0 2rem;
}
.kartu-kategori {
    position: relative;
    display: flex;
    flex-direction: column;
    gap: 0.55rem;
    padding: 1rem 1.05rem 0.95rem;
    border-radius: 0.6rem;
    border: 1px solid color-mix(in srgb, currentColor 12%, transparent);
    background: color-mix(in srgb, var(--warna, #4A4A4A) 6%, transparent);
    color: inherit;
    text-decoration: none;
    overflow: hidden;
}
.kartu-kategori:hover {
    background: color-mix(in srgb, var(--warna, #4A4A4A) 13%, transparent);
    border-color: color-mix(in srgb, var(--warna, #4A4A4A) 35%, transparent);
}
.kartu-kategori .pita {
    position: absolute;
    inset: 0 auto 0 0;
    width: 4px;
    background: var(--warna, #4A4A4A);
}
.kartu-kategori .atas {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 0.5rem;
}
.kartu-kategori .atas b { font-size: 1rem; line-height: 1.25; }
.kartu-kategori .rating-kecil {
    font: 500 0.72rem/1 "IBM Plex Sans", sans-serif;
    color: var(--warna, #4A4A4A);
    white-space: nowrap;
    flex: none;
}
.kartu-kategori .angka {
    display: flex;
    flex-wrap: wrap;
    gap: 0.15rem 0.9rem;
    font: 400 0.78rem/1.4 "IBM Plex Sans", sans-serif;
    opacity: 0.7;
}
.kartu-kategori .angka b { font-weight: 600; opacity: 1; }

.kaki-kartu {
    display: flex;
    justify-content: space-between;
    gap: 0.6rem;
    font: 400 0.72rem/1.3 "IBM Plex Sans", sans-serif;
    opacity: 0.62;
}

/* ---------- kartu buku ---------- */
.kepala-kategori {
    border-left: 4px solid var(--warna, #4A4A4A);
    padding-left: 0.85rem;
    margin: 1rem 0 1.1rem;
}
.kepala-kategori h1 { font-size: 1.55rem; margin: 0 0 0.15rem; }
.kepala-kategori p { margin: 0; font-size: 0.82rem; opacity: 0.6; }

.tab-kategori {
    display: flex;
    gap: 0.4rem;
    overflow-x: auto;
    padding-bottom: 0.5rem;
    margin-bottom: 0.9rem;
    scrollbar-width: none;
}
.tab-kategori::-webkit-scrollbar { display: none; }
.tab-kategori a {
    flex: none;
    padding: 0.42rem 0.7rem;
    border-radius: 1rem;
    border: 1px solid color-mix(in srgb, currentColor 16%, transparent);
    font: 500 0.78rem/1 "IBM Plex Sans", sans-serif;
    color: inherit;
    text-decoration: none;
    white-space: nowrap;
}
.tab-kategori a span { opacity: 0.5; margin-left: 0.15rem; }
.tab-kategori a.aktif {
    background: var(--warna, #4A4A4A);
    border-color: transparent;
    color: #fff;
}
.tab-kategori a.aktif span { opacity: 0.75; }

.baris-urut {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 1rem;
    font: 400 0.76rem/1 "IBM Plex Sans", sans-serif;
}
.baris-urut > span { opacity: 0.5; }
.baris-urut a {
    color: inherit;
    text-decoration: none;
    padding: 0.3rem 0.5rem;
    border-radius: 0.3rem;
    opacity: 0.7;
}
.baris-urut a.aktif {
    background: color-mix(in srgb, currentColor 10%, transparent);
    opacity: 1;
    font-weight: 600;
}

.kisi-buku {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(16rem, 1fr));
    gap: 0.8rem;
    margin-bottom: 2rem;
}
.kartu-buku {
    display: flex;
    gap: 0.75rem;
    padding: 0.9rem 1rem;
    border-radius: 0.55rem;
    border: 1px solid color-mix(in srgb, currentColor 12%, transparent);
    color: inherit;
    text-decoration: none;
}
.kartu-buku:hover { background: color-mix(in srgb, currentColor 5%, transparent); }
.kartu-buku .punggung {
    flex: none;
    width: 5px;
    border-radius: 3px;
    background: var(--punggung, #8C2F39);
}
.kartu-buku .isi-kartu {
    display: flex;
    flex-direction: column;
    gap: 0.28rem;
    min-width: 0;
    flex: 1;
}
.kartu-buku b { font-size: 0.98rem; line-height: 1.3; }
.kartu-buku .penulis { font-size: 0.76rem; opacity: 0.6; }
.kartu-buku .ringkas { font-size: 0.82rem; line-height: 1.5; opacity: 0.78; }
.kartu-buku .bintang { font-size: 0.85rem; color: #b8860b; letter-spacing: 0.05em; }
.kartu-buku .bintang.kosong { font-size: 0.72rem; color: inherit; opacity: 0.4; letter-spacing: 0; }

/* ---------- penilai bintang ---------- */
.penilai {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 0.55rem;
    margin: 1.4rem 0 0.6rem;
    padding: 0.7rem 0.85rem;
    border-radius: 0.45rem;
    background: color-mix(in srgb, currentColor 5%, transparent);
    max-width: 34rem;
}
.penilai .label-nilai {
    font: 500 0.74rem/1 "IBM Plex Sans", sans-serif;
    opacity: 0.6;
}
.bintang-pilih { display: flex; gap: 0.1rem; }
.bintang-pilih button {
    background: none;
    border: 0;
    padding: 0.15rem 0.2rem;
    font-size: 1.35rem;
    line-height: 1;
    cursor: pointer;
    color: color-mix(in srgb, currentColor 25%, transparent);
    min-width: 2rem;
    min-height: 2rem;
}
.bintang-pilih button.isi,
.bintang-pilih button.sorot { color: #b8860b; }
.penilai .hapus-nilai {
    background: none;
    border: 0;
    font: 400 0.74rem/1 "IBM Plex Sans", sans-serif;
    color: inherit;
    opacity: 0.5;
    cursor: pointer;
    text-decoration: underline;
}
.penilai .status-nilai { font-size: 0.74rem; opacity: 0.6; }

/* ---------- riwayat ---------- */
.kisi-angka {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(8rem, 1fr));
    gap: 0.7rem;
    margin: 1.2rem 0 2rem;
}
.kotak-angka {
    padding: 0.9rem 1rem;
    border-radius: 0.5rem;
    border: 1px solid color-mix(in srgb, currentColor 12%, transparent);
    text-align: center;
}
.kotak-angka b { display: block; font-size: 1.5rem; line-height: 1.1; }
.kotak-angka span { font-size: 0.74rem; opacity: 0.6; }

.grafik-harian {
    display: flex;
    align-items: flex-end;
    gap: 2px;
    height: 5rem;
    margin: 0.9rem 0 0.5rem;
    overflow-x: auto;
    scrollbar-width: none;
}
.grafik-harian::-webkit-scrollbar { display: none; }
.grafik-harian .batang {
    flex: 1 0 8px;
    display: flex;
    align-items: flex-end;
    height: 100%;
}
.grafik-harian .batang i {
    display: block;
    width: 100%;
    background: var(--aksen, #8a6a2f);
    border-radius: 2px 2px 0 0;
    opacity: 0.75;
}

.daftar-riwayat { list-style: none; margin: 0.9rem 0 2rem; padding: 0; }
.daftar-riwayat li { border-bottom: 1px solid color-mix(in srgb, currentColor 10%, transparent); }
.daftar-riwayat a {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    padding: 0.75rem 0.2rem;
    color: inherit;
    text-decoration: none;
}
.daftar-riwayat a:hover { background: color-mix(in srgb, currentColor 5%, transparent); }
.daftar-riwayat .tanda {
    flex: none;
    width: 2.6rem;
    height: 2.6rem;
    border-radius: 50%;
    display: grid;
    place-items: center;
    font: 600 0.7rem/1 "IBM Plex Sans", sans-serif;
    background: color-mix(in srgb, var(--punggung, #8C2F39) 15%, transparent);
    color: var(--punggung, #8C2F39);
}
.daftar-riwayat .tanda.tuntas {
    background: var(--punggung, #8C2F39);
    color: #fff;
    font-size: 1rem;
}
.daftar-riwayat .isi { flex: 1; min-width: 0; display: flex; flex-direction: column; gap: 0.2rem; }
.daftar-riwayat .isi b { font-size: 0.94rem; line-height: 1.3; }
.daftar-riwayat .isi small { font-size: 0.73rem; opacity: 0.6; }
.daftar-riwayat .bintang-kecil { flex: none; color: #b8860b; font-size: 0.8rem; }

/* ============================================================
   Kelas pengganti gaya sebaris pada halaman buku
   ============================================================ */

.halaman-buku { max-width: 44rem; }
.judul-buku-besar { font-size: 1.9rem; margin: 0.1rem 0 0.4rem; line-height: 1.2; }
.sumber-buku {
    font-family: var(--alat, "IBM Plex Sans", sans-serif);
    font-size: 0.85rem;
    color: var(--tinta-2, inherit);
}
.ringkas-buku { max-width: 34rem; font-size: 1.02rem; line-height: 1.65; }
.bar-buku { max-width: 34rem; }
.persen-buku {
    font-family: var(--alat, "IBM Plex Sans", sans-serif);
    font-size: 0.74rem;
    color: var(--tinta-2, inherit);
    margin-top: 0.4rem;
}

.gulung-tabel {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    margin-bottom: 0.6rem;
}
.gulung-tabel table { min-width: 30rem; }

/* ============================================================
   PENYESUAIAN LAYAR KECIL
   Diuji pada lebar 360, 390, dan 414 piksel.
   ============================================================ */

@media (max-width: 30rem) {
    /* Beranda dan rak */
    .wadah { padding-left: 1rem; padding-right: 1rem; }
    .hari-ini h1 { font-size: 1.25rem; }
    .rentetan {
        flex-wrap: wrap;
        gap: 0.4rem 0.7rem;
        font-size: 0.76rem;
    }

    .kisi-kategori,
    .deret-lanjut,
    .kisi-buku { grid-template-columns: 1fr; gap: 0.6rem; }

    .kartu-kategori { padding: 0.85rem 0.9rem; }
    .kartu-kategori .atas { flex-direction: column; gap: 0.15rem; align-items: flex-start; }
    .kartu-kategori .angka { font-size: 0.74rem; gap: 0.1rem 0.7rem; }
    .kaki-kartu { font-size: 0.68rem; }

    .kartu-buku { padding: 0.8rem 0.85rem; gap: 0.6rem; }
    .kartu-buku b { font-size: 0.92rem; }
    .kartu-buku .ringkas { font-size: 0.78rem; }

    /* Pencarian jadi satu kolom penuh */
    .pencarian { flex-wrap: wrap; gap: 0.5rem; }
    .pencarian input { flex: 1 1 100%; min-height: 2.75rem; font-size: 1rem; }
    .pencarian .tombol { flex: 1 1 100%; min-height: 2.75rem; }

    /* Kategori dan riwayat */
    .kepala-kategori h1 { font-size: 1.3rem; }
    .judul-buku-besar { font-size: 1.45rem; }
    .ringkas-buku { font-size: 0.96rem; }

    .kisi-angka { grid-template-columns: repeat(2, 1fr); gap: 0.5rem; }
    .kotak-angka { padding: 0.7rem 0.6rem; }
    .kotak-angka b { font-size: 1.25rem; }
    .kotak-angka span { font-size: 0.68rem; }

    .grafik-harian { height: 4rem; }

    .daftar-riwayat a { gap: 0.6rem; padding: 0.7rem 0.1rem; }
    .daftar-riwayat .tanda { width: 2.2rem; height: 2.2rem; font-size: 0.64rem; }
    .daftar-riwayat .isi b { font-size: 0.88rem; }
    .daftar-riwayat .isi small { font-size: 0.68rem; }

    /* Penilai bintang: sasaran sentuh diperbesar */
    .penilai { gap: 0.4rem 0.6rem; padding: 0.7rem; }
    .bintang-pilih button { font-size: 1.6rem; min-width: 2.5rem; min-height: 2.5rem; }

    /* Riwayat AI dan unggahan */
    .tabel-log { font-size: 0.74rem; }
    .gulung-tabel table { min-width: 26rem; }

    /* Kepala halaman */
    .kepala { gap: 0.35rem; padding-left: 0.8rem; padding-right: 0.8rem; }
    .tautan-kepala { font-size: 0.78rem; }
    .merek { font-size: 0.95rem; }
}

/* Layar sangat sempit, misalnya 320 piksel */
@media (max-width: 22rem) {
    .tautan-kepala { font-size: 0.72rem; }
    .pilih-tema { display: none; }
    .kotak-angka b { font-size: 1.1rem; }
    .judul-buku-besar { font-size: 1.3rem; }
}

/* Sasaran sentuh minimal di seluruh perangkat sentuh */
@media (pointer: coarse) {
    .tab-kategori a,
    .baris-urut a,
    .judul-rak .lihat-semua,
    .rentetan .tautan-riwayat { min-height: 2.4rem; display: inline-flex; align-items: center; }
    .daftar-bab a { min-height: 2.75rem; }
}

/* ============================================================
   Kepala halaman: jangan pernah meluber ke samping
   ============================================================ */

/* Jangan pernah memasang overflow:hidden di sini.
   Laci akun diposisikan absolut di bawah kepala, dan overflow:hidden
   akan memotongnya sehingga menu terlihat hilang. */
.kepala {
    flex-wrap: wrap;
    min-width: 0;
    position: relative;
    z-index: 50;
}
.kepala .merek {
    flex: 0 1 auto;
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.kepala .tautan-kepala { flex: none; white-space: nowrap; }

/* Di layar lebar, menu tetap satu baris bersama merek dan akun. */
.nav-kepala {
    display: flex;
    align-items: center;
    gap: 1rem;
    min-width: 0;
}
.kepala .pilih-tema { flex: none; }
.kepala .akun { flex: none; }

/* Menu di dalam laci akun hanya muncul di layar sempit */
.menu-akun .nav-laci { display: none; }

@media (max-width: 52rem) {
    /* Kepala menjadi dua baris: merek dan akun di atas, menu di bawah.
       Menu tetap terlihat, hanya bisa digeser mendatar bila tidak muat. */
    .kepala {
        gap: 0.45rem 0.6rem;
        padding-bottom: 0.4rem;
        align-items: center;
    }
    .kepala .merek     { flex: 1 1 auto; order: 1; }
    .kepala .pilih-tema { order: 2; }
    .kepala .akun       { order: 3; }

    .nav-kepala {
        order: 4;
        flex: 1 0 100%;          /* memaksa turun ke baris kedua */
        gap: 0.9rem;
        overflow-x: auto;
        scrollbar-width: none;
        padding-bottom: 0.15rem;
        border-top: 1px solid color-mix(in srgb, currentColor 10%, transparent);
        padding-top: 0.45rem;
    }
    .nav-kepala::-webkit-scrollbar { display: none; }
    .nav-kepala .tautan-kepala {
        font-size: 0.8rem;
        white-space: nowrap;
        flex: none;
    }
}

/* Di layar sangat sempit, pemilih tema pindah ke laci akun */
@media (max-width: 26rem) {
    .kepala .pilih-tema { display: none; }
    .kepala { padding-left: 0.9rem; padding-right: 0.9rem; }
    .nav-kepala { gap: 0.75rem; }
    .nav-kepala .tautan-kepala { font-size: 0.76rem; }

    .menu-akun .nav-laci {
        display: block;
        padding-bottom: 0.35rem;
        margin-bottom: 0.35rem;
        border-bottom: 1px solid color-mix(in srgb, currentColor 12%, transparent);
    }
    .menu-akun .nav-laci a { font-weight: 500; }
}

/* Laci akun harus di atas segalanya dan tidak boleh terpotong */
.akun { position: relative; }
.menu-akun {
    z-index: 200;
    max-height: calc(100vh - 5rem);
    overflow-y: auto;
}

/* ============================================================
   Jaring pengaman: teks panjang tidak boleh melebarkan halaman
   ============================================================ */

html, body { overflow-x: hidden; }

.kartu-lanjut,
.kartu-kategori,
.kartu-buku,
.daftar-riwayat a,
.tab-kategori a { min-width: 0; }

.kartu-lanjut .judul-buku,
.kartu-lanjut .bab-kini,
.kartu-kategori .atas b,
.kartu-buku b,
.kartu-buku .penulis,
.daftar-riwayat .isi b {
    overflow-wrap: anywhere;
    word-break: break-word;
}

/* Judul bagian yang panjang dipotong dua baris, bukan memanjang terus */
.kartu-lanjut .bab-kini {
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.kartu-buku .ringkas {
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* Semua tautan di dalam kartu tidak bergaris bawah, apa pun temanya */
.kartu-lanjut,
.kartu-kategori,
.kartu-buku,
.daftar-riwayat a,
.tab-kategori a,
.baris-urut a { text-decoration: none; }