/* Barcha ichki sahifalar uchun umumiy — «Yumshoq oq» kit */

/* ---------- Kartalar to'ri ---------- */
.topic-grid,
.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 20px;
    padding-bottom: 32px;
}

/* ---------- Mavzu kartasi: raqamli kvadrat, sarlavha, tushunchalar, chip ---------- */
.topic-card {
    display: flex;
    flex-direction: column;
    gap: 14px;
    padding: 26px;
    border-radius: var(--r-card);
    background: var(--surface);
    box-shadow: var(--sh-card);
    color: var(--ink);
    transition: transform .2s, box-shadow .2s;
}

.topic-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--sh-card-hover);
}

.topic-card__num {
    width: 46px;
    height: 46px;
    display: grid;
    place-items: center;
    border-radius: var(--r-icon);
    background: var(--blue-tint);
    color: var(--blue-ink);
    font: 800 15px/1 var(--font-kit);
    font-variant-numeric: tabular-nums;
}

.topic-card__title {
    font: 700 18px/1.3 var(--font-kit);
    color: var(--ink);
}

.topic-card__concepts {
    flex: 1;
    font: 400 13px/1.65 var(--font-kit);
    color: var(--body);
    text-wrap: pretty;
}

/* ---------- Mavzu sahifasi ---------- */
.topic-layout {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 300px;
    gap: 48px;
    align-items: start;
}

.topic-main {
    min-width: 0;
}

.topic-block {
    padding-bottom: 32px;
    margin-bottom: 32px;
    border-bottom: 1px solid var(--divider);
}

.topic-block:last-child {
    margin-bottom: 0;
    border-bottom: none;
}

.topic-block h2 {
    font: 700 20px/1.3 var(--font-kit);
    letter-spacing: -.01em;
    color: var(--ink);
    margin-bottom: 14px;
}

/* Xulosa: urg'uli karta */
.topic-block--conclusion .prose {
    padding: 26px;
    background: var(--red-card);
    border-radius: var(--r-card);
}

/* Uzun matn */
.prose {
    font-size: 15px;
    line-height: 1.75;
    color: var(--body);
    text-wrap: pretty;
}

.prose p + p {
    margin-top: 14px;
}

/* Reja: raqamlar doirada */
.topic-plan {
    list-style: none;
    counter-reset: plan;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.topic-plan li {
    counter-increment: plan;
    display: flex;
    align-items: flex-start;
    gap: 12px;
    font-size: 15px;
    line-height: 1.55;
    color: var(--body);
}

.topic-plan li::before {
    content: counter(plan);
    flex: 0 0 auto;
    width: 26px;
    height: 26px;
    display: grid;
    place-items: center;
    border-radius: 50%;
    background: var(--track);
    color: var(--ink-2);
    font: 700 12px/1 var(--font-kit);
}

/* Tushunchalar: chiplar */
.concept-list {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

/* ---------- Yon panel ---------- */
.topic-aside {
    position: sticky;
    top: calc(var(--header-height) + var(--float-top) + 24px);
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.aside-card {
    padding: 22px 24px;
    border-radius: var(--r-card);
    background: var(--surface);
    box-shadow: var(--sh-card);
}

.aside-card h3 {
    font: 700 15px/1.3 var(--font-kit);
    color: var(--ink);
    margin-bottom: 10px;
}

.aside-card .text-sm {
    line-height: 1.6;
}

.aside-link {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 0;
    font: 600 13px/1.3 var(--font-kit);
    color: var(--ink-2);
    border-bottom: 1px solid var(--divider);
    transition: color .18s;
}

.aside-link:last-child {
    border-bottom: none;
    padding-bottom: 0;
}

.aside-link:hover {
    color: var(--blue-ink);
}

.aside-link .ico {
    width: 32px;
    height: 32px;
    padding: 8px;
    border-radius: var(--r-step);
    background: var(--blue-tint);
    color: var(--blue-ink);
}

.aside-cta {
    width: 100%;
}

/* ---------- Oldingi/keyingi ---------- */
.topic-nav {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    padding-top: 32px;
    margin-top: 40px;
    border-top: 1px solid var(--divider);
}

.topic-nav__item {
    display: flex;
    flex-direction: column;
    gap: 8px;
    padding: 20px 22px;
    border-radius: var(--r-card);
    background: var(--surface);
    box-shadow: var(--sh-soft);
    transition: transform .2s, box-shadow .2s;
}

.topic-nav__item:hover {
    transform: translateY(-4px);
    box-shadow: var(--sh-card);
}

.topic-nav__item--next {
    text-align: right;
    align-items: flex-end;
}

.topic-nav__item strong {
    font: 700 14px/1.35 var(--font-kit);
    color: var(--ink);
}

/* ---------- Filtr: chiplar ---------- */
.filter-bar {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 28px;
}

.filter-chip {
    display: inline-flex;
    align-items: center;
    padding: 9px 16px;
    border-radius: var(--r-pill);
    background: var(--surface-2);
    font: 600 12px/1 var(--font-kit);
    color: var(--ink-2);
    cursor: pointer;
    transition: background .18s, color .18s;
}

.filter-chip:hover {
    background: var(--border-strong);
    color: var(--ink);
}

.filter-chip.is-active {
    background: var(--ink);
    color: #ffffff;
}

/* ---------- Taqdimot kartasi: media tepada, kit video kartasi kabi ---------- */
.pres-card {
    display: flex;
    flex-direction: column;
    border-radius: var(--r-card);
    overflow: hidden;
    background: var(--surface);
    box-shadow: var(--sh-card);
    transition: transform .2s, box-shadow .2s;
}

.pres-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--sh-card-hover);
}

.pres-card__top {
    position: relative;
    display: grid;
    place-items: center;
    aspect-ratio: 16 / 9;
    background: linear-gradient(150deg, #1a3057, var(--ink));
}

.pres-card__top .ico {
    width: 54px;
    height: 54px;
    padding: 15px;
    border-radius: 50%;
    background: #ffffff;
    color: var(--ink);
    box-shadow: 0 12px 26px rgba(0, 0, 0, .28);
}

.pres-card__body {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 10px;
    padding: 18px 20px 20px;
}

.pres-card__topic {
    display: inline-flex;
    width: fit-content;
    padding: 5px 11px;
    border-radius: var(--r-pill);
    background: var(--surface-2);
    font: 600 11px/1.2 var(--font-kit);
    color: var(--ink-2);
}

.pres-card__title {
    flex: 1;
    font: 700 15px/1.35 var(--font-kit);
    color: var(--ink);
}

.pres-card__actions {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    align-items: center;
    padding-top: 4px;
}

@media (max-width: 900px) {
    .topic-layout {
        grid-template-columns: 1fr;
        gap: 32px;
    }

    .topic-aside {
        position: static;
    }
}

@media (max-width: 560px) {
    .topic-nav {
        grid-template-columns: 1fr;
    }

    .topic-nav__item--next {
        text-align: left;
        align-items: flex-start;
    }
}

@media (prefers-reduced-motion: reduce) {
    .topic-card,
    .topic-nav__item,
    .pres-card {
        transition: none;
    }

    .topic-card:hover,
    .topic-nav__item:hover,
    .pres-card:hover {
        transform: none;
    }
}