/* =====================================================================
   📚 KITOBLAR — mavjud dizayn tizimi tokenlari bilan (modern.css: --card, --txt,
   --muted, --gold, --stroke; style.css: --radius-*). Yangi rang palitrasi yo'q.
   ===================================================================== */

/* ---------- Bosh sahifadagi katta karta ---------- */
.ktb-bosh-karta {
    display: flex; align-items: center; gap: 14px; width: 100%;
    margin: 0 0 20px; padding: 16px 18px; text-align: left; cursor: pointer;
    background: linear-gradient(160deg, var(--card-2, #1a2334), var(--card, #151c2c));
    border: 1px solid rgba(245, 166, 35, .35); border-radius: 20px;
    box-shadow: 0 8px 22px rgba(0, 0, 0, .32); color: var(--txt, #eef2fb);
    font: inherit; transition: transform .15s ease;
}
.ktb-bosh-karta:active { transform: scale(.98); }
.ktb-bosh-ikon { font-size: 36px; flex-shrink: 0; }
.ktb-bosh-mat { flex: 1; min-width: 0; }
.ktb-bosh-nom { font-weight: 800; letter-spacing: .02em; color: var(--gold, #ffd15c); }
.ktb-bosh-sub { font-size: 13px; color: var(--muted, #8b96ad); margin-top: 2px; }
.ktb-bosh-btn {
    flex-shrink: 0; padding: 9px 14px; border-radius: 12px; font-weight: 800; font-size: 13px;
    background: var(--grad-cta, #f5a623); color: #1a1200;
}

/* ---------- Fan kartalari ---------- */
.ktb-fanlar { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-bottom: 22px; }
.ktb-fan {
    display: flex; flex-direction: column; align-items: flex-start; gap: 6px; min-height: 116px;
    padding: 16px; border-radius: 18px; cursor: pointer; text-align: left; font: inherit;
    background: linear-gradient(160deg, var(--card-2, #1a2334), var(--card, #151c2c));
    border: 1px solid var(--stroke, rgba(255,255,255,.08)); color: var(--txt, #eef2fb);
    box-shadow: 0 6px 16px rgba(0, 0, 0, .3); transition: transform .15s ease, border-color .2s;
}
.ktb-fan:active { transform: scale(.97); border-color: rgba(245, 166, 35, .45); }
.ktb-fan-ikon { font-size: 34px; line-height: 1; }
.ktb-fan-nom { font-size: 17px; font-weight: 800; }
.ktb-fan-soni { font-size: 12.5px; color: var(--muted, #8b96ad); }

/* ---------- Davom ettirish ---------- */
.ktb-davom-list { display: flex; flex-direction: column; gap: 10px; margin-bottom: 22px; }
.ktb-davom {
    display: flex; align-items: center; gap: 12px; padding: 14px; border-radius: 16px; cursor: pointer;
    background: linear-gradient(160deg, var(--card-2, #1a2334), var(--card, #151c2c));
    border: 1px solid var(--stroke, rgba(255,255,255,.08));
}
.ktb-davom-ikon { font-size: 28px; flex-shrink: 0; }
.ktb-davom-mat { flex: 1; min-width: 0; }
.ktb-davom-nom { font-weight: 700; color: var(--txt, #eef2fb); overflow: hidden; text-overflow: ellipsis;
    display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; }
.ktb-davom-meta { font-size: 12.5px; color: var(--muted, #8b96ad); margin: 3px 0 6px; }
.ktb-davom-btn { flex-shrink: 0; min-height: 40px; white-space: nowrap; }

/* ---------- Progress chizig'i ---------- */
.ktb-prog-bar { height: 6px; border-radius: 99px; background: rgba(255, 255, 255, .08); overflow: hidden; }
.ktb-prog-bar i { display: block; height: 100%; background: var(--grad-gold, #f5a623); border-radius: 99px; }
.ktb-prog { display: flex; align-items: center; gap: 8px; font-size: 12px; color: var(--muted, #8b96ad); margin: 8px 0 2px; }
.ktb-prog .ktb-prog-bar { flex: 1; }
.ktb-prog-tugadi { color: #4ade80; font-weight: 700; }

/* ---------- Sinflar va kitob kartalari ---------- */
.ktb-sinf-tab { display: flex; gap: 8px; overflow-x: auto; padding: 2px 0 12px; margin-bottom: 4px;
    scrollbar-width: none; -webkit-overflow-scrolling: touch; }
.ktb-sinf-tab::-webkit-scrollbar { display: none; }
.ktb-chip {
    flex-shrink: 0; min-height: 38px; padding: 8px 14px; border-radius: 99px; font: inherit;
    font-weight: 700; font-size: 13.5px; cursor: pointer; color: var(--txt, #eef2fb);
    background: rgba(255, 255, 255, .05); border: 1px solid var(--stroke-2, rgba(255,255,255,.14));
}
.ktb-sinf { scroll-margin-top: 12px; margin-bottom: 18px; }
.ktb-sinf-nom { font-size: 17px; font-weight: 800; color: var(--txt, #eef2fb); margin: 6px 0 10px; }
.ktb-royxat { display: flex; flex-direction: column; gap: 12px; }
.ktb-karta {
    display: flex; gap: 14px; padding: 12px; border-radius: 18px; min-width: 0;
    background: linear-gradient(160deg, var(--card-2, #1a2334), var(--card, #151c2c));
    border: 1px solid var(--stroke, rgba(255,255,255,.08)); box-shadow: 0 6px 16px rgba(0, 0, 0, .28);
}
.ktb-muqova {
    width: 92px; flex-shrink: 0; aspect-ratio: 3 / 4.2; border-radius: 10px; overflow: hidden;
    background: rgba(255, 255, 255, .06); display: flex; align-items: center; justify-content: center;
    font-size: 30px; box-shadow: 0 4px 12px rgba(0, 0, 0, .35);
}
.ktb-muqova img { width: 100%; height: 100%; object-fit: cover; display: block;
    -webkit-user-drag: none; user-select: none; pointer-events: none; }
.ktb-karta-mat { flex: 1; min-width: 0; display: flex; flex-direction: column; }
.ktb-nom { font-weight: 800; font-size: 15px; line-height: 1.3; color: var(--txt, #eef2fb); overflow-wrap: anywhere; }
.ktb-tavsif { font-size: 12.5px; color: var(--muted, #8b96ad); margin-top: 3px; }
.ktb-meta { font-size: 12.5px; color: var(--muted, #8b96ad); margin-top: 5px; }
.ktb-oqi { margin-top: auto; min-height: 44px; width: 100%; padding: 10px 12px; font-size: 14px; }
.ktb-karta-mat .ktb-oqi { margin-top: 10px; }

/* ---------- READER (to'liq ekran) ---------- */
body.ktb-reader-ochiq { overflow: hidden; }
body.ktb-reader-ochiq .bottom-nav { display: none; }
.ktb-reader {
    position: fixed; inset: 0; z-index: 1000; display: flex; flex-direction: column;
    background: var(--ink, #0a0e17); color: var(--txt, #eef2fb);
}
.ktb-reader[hidden] { display: none; }
.ktb-r-tepa {
    display: flex; align-items: center; gap: 10px; flex-shrink: 0;
    padding: calc(8px + env(safe-area-inset-top)) 12px 8px;
    background: rgba(10, 14, 23, .92); border-bottom: 1px solid var(--stroke, rgba(255,255,255,.08));
}
.ktb-r-tepa .btn-icon { flex-shrink: 0; min-width: 44px; min-height: 44px; }
.ktb-r-nom { flex: 1; min-width: 0; font-weight: 700; font-size: 14.5px; white-space: nowrap;
    overflow: hidden; text-overflow: ellipsis; }
.ktb-r-hisob { flex-shrink: 0; font-weight: 800; font-variant-numeric: tabular-nums; color: var(--gold, #ffd15c);
    font-size: 14px; }
.ktb-sahifalar {
    --ktb-zoom: 1;
    position: relative; flex: 1; overflow: auto; -webkit-overflow-scrolling: touch;
    padding: 10px 8px 16px; touch-action: pan-x pan-y; overscroll-behavior: contain;
    user-select: none; -webkit-user-select: none; -webkit-touch-callout: none;
}
.ktb-bet {
    position: relative; width: calc(100% * var(--ktb-zoom)); max-width: none; margin: 0 auto 10px;
    aspect-ratio: 1 / 1.414; background: #fff; border-radius: 4px; overflow: hidden;
    box-shadow: 0 4px 14px rgba(0, 0, 0, .45);
}
.ktb-bet img { position: absolute; inset: 0; width: 100%; height: 100%; display: block; pointer-events: none;
    -webkit-user-drag: none; user-select: none; }
.ktb-bet-raqam { position: absolute; inset: 0; display: flex; align-items: center; justify-content: center;
    color: #9aa3b5; font-size: 28px; font-weight: 700; }
.ktb-bet.chizilgan .ktb-bet-raqam { display: none; }
.ktb-yuk, .ktb-xato { display: flex; flex-direction: column; align-items: center; gap: 12px; padding: 40px 16px;
    color: var(--muted, #8b96ad); text-align: center; }
.ktb-r-past {
    display: flex; align-items: center; justify-content: space-between; gap: 8px; flex-shrink: 0;
    padding: 8px 12px calc(8px + env(safe-area-inset-bottom));
    background: rgba(10, 14, 23, .92); border-top: 1px solid var(--stroke, rgba(255,255,255,.08));
}
.ktb-r-past button {
    min-width: 46px; min-height: 46px; border-radius: 12px; font: inherit; font-size: 18px; font-weight: 800;
    background: rgba(255, 255, 255, .06); color: var(--txt, #eef2fb); border: 1px solid var(--stroke, rgba(255,255,255,.08));
    cursor: pointer;
}
.ktb-r-past button:disabled { opacity: .35; }
.ktb-r-zoomlar { display: flex; align-items: center; gap: 6px; }
.ktb-r-past #ktb-r-zoom { min-width: 68px; font-size: 14px; font-variant-numeric: tabular-nums; }

/* ---------- Admin ---------- */
.ktb-adm-forma { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-bottom: 16px; }
.ktb-adm-forma label { display: flex; flex-direction: column; gap: 4px; font-size: 12.5px; color: var(--muted, #8b96ad); min-width: 0; }
.ktb-adm-forma .ktb-keng { grid-column: 1 / -1; }
.ktb-adm-forma input, .ktb-adm-forma select, .ktb-adm-forma textarea {
    width: 100%; min-height: 42px; padding: 9px 10px; border-radius: 10px; font: inherit; font-size: 14px;
    background: rgba(255, 255, 255, .05); color: var(--txt, #eef2fb); border: 1px solid var(--stroke-2, rgba(255,255,255,.14));
}
.ktb-adm-forma input[type=file] { padding: 8px 6px; font-size: 12.5px; }
.ktb-adm-qator { display: flex; flex-wrap: wrap; align-items: center; gap: 8px 10px; padding: 12px; margin-bottom: 8px;
    border-radius: 14px; background: rgba(255, 255, 255, .04); border: 1px solid var(--stroke, rgba(255,255,255,.08)); }
.ktb-adm-mat { flex: 1 1 200px; min-width: 0; overflow-wrap: anywhere; }
.ktb-adm-amal { display: flex; flex-wrap: wrap; gap: 6px; width: 100%; }
.ktb-adm-amal .btn { min-height: 36px; cursor: pointer; }
.ktb-holat { font-size: 11.5px; font-weight: 800; padding: 3px 9px; border-radius: 99px; }
.ktb-holat-published { background: rgba(74, 222, 128, .15); color: #4ade80; }
.ktb-holat-draft { background: rgba(245, 166, 35, .15); color: var(--gold, #ffd15c); }
.ktb-holat-archived { background: rgba(255, 255, 255, .08); color: var(--muted, #8b96ad); }
.ktb-teg { font-size: 10.5px; font-weight: 800; padding: 1px 6px; border-radius: 6px; background: #ef4444; color: #fff; }

@media (max-width: 370px) {
    .ktb-muqova { width: 78px; }
    .ktb-fan { min-height: 104px; padding: 14px; }
    .ktb-r-past { gap: 4px; padding-left: 8px; padding-right: 8px; }
    .ktb-r-past button { min-width: 44px; }
    .ktb-davom { flex-wrap: wrap; }
    .ktb-davom-btn { width: 100%; }
}