/* TOP page only: keep existing theme shell minimal and content-focused */
#header-container,
.article-header {
    display: none;
}

article .entry-content {
    margin-top: 0 !important;
    padding-top: 0 !important;
}

.main {
    padding: 0;
    border: 0;
}

:root {
    --tcs-bg: #f3f6fb;
    --tcs-bg-accent: #e7eef9;
    --tcs-surface: #ffffff;
    --tcs-surface-soft: #f8fbff;
    --tcs-surface-muted: #f0f5ff;
    --tcs-text: #122033;
    --tcs-text-muted: #4b5b70;
    --tcs-border: #d3deec;
    --tcs-link: #1265d6;
    --tcs-link-hover: #0b4fb0;
    --tcs-button-bg: #1265d6;
    --tcs-button-text: #ffffff;
    --tcs-button-border: #1f4d99;
    --tcs-button-bg-soft: #eff5ff;
    --tcs-shadow: 0 10px 24px rgba(18, 32, 51, 0.08);
    --tcs-shadow-hover: 0 14px 30px rgba(18, 32, 51, 0.14);
}

html.dark-theme {
    --tcs-bg: #0f1724;
    --tcs-bg-accent: #172233;
    --tcs-surface: #182434;
    --tcs-surface-soft: #1e2d41;
    --tcs-surface-muted: #132033;
    --tcs-text: #e7eef9;
    --tcs-text-muted: #b7c4d8;
    --tcs-border: #324862;
    --tcs-link: #7fc4ff;
    --tcs-link-hover: #a6d8ff;
    --tcs-button-bg: #0b2443;
    --tcs-button-text: #59a8ff;
    --tcs-button-border: #2c4770;
    --tcs-button-bg-soft: #15263c;
    --tcs-shadow: 0 10px 24px rgba(0, 0, 0, 0.3);
    --tcs-shadow-hover: 0 16px 36px rgba(0, 0, 0, 0.45);
}

* {
    box-sizing: border-box;
}

html,
body {
    margin: 0;
    padding: 0;
    background: linear-gradient(180deg, var(--tcs-bg-accent), var(--tcs-bg) 280px);
    color: var(--tcs-text);
}

a {
    color: var(--tcs-link);
    text-decoration: none;
}

a:hover {
    color: var(--tcs-link-hover);
}

.tcs-top-page {
    width: min(1200px, 100%);
    margin: 0 auto;
    padding: 16px clamp(12px, 2vw, 24px) 48px;
}

.tcs-top-hero {
    margin-bottom: 24px;
    padding: clamp(16px, 3vw, 28px);
    border: 1px solid var(--tcs-border);
    border-radius: 18px;
    background: var(--tcs-surface);
    box-shadow: var(--tcs-shadow);
}

.tcs-top-hero__head {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 10px;
}

.tcs-top-hero__site-name {
    margin: 0;
    font-size: 14px;
    font-weight: 700;
    color: var(--tcs-text-muted);
}

.theme-toggle-btn {
    margin-left: auto;
    inline-size: 44px;
    block-size: 44px;
    border: 1px solid var(--tcs-border);
    border-radius: 12px;
    background: var(--tcs-surface-soft);
    color: var(--tcs-text);
    font-size: 18px;
    cursor: pointer;
}

.theme-toggle-btn:hover {
    filter: brightness(0.98);
}

.tcs-top-hero h1 {
    margin: 0;
    font-size: clamp(26px, 4.8vw, 38px);
    line-height: 1.2;
    color: var(--tcs-text);
}

.tcs-top-hero__description {
    margin: 10px 0 0;
    max-width: 72ch;
    color: var(--tcs-text-muted);
    line-height: 1.7;
}

.tcs-top-section {
    margin-top: 18px;
    padding: clamp(14px, 2vw, 20px);
    border: 1px solid var(--tcs-border);
    border-radius: 16px;
    box-shadow: var(--tcs-shadow);
}

.tcs-top-section--posts {
    background: var(--tcs-surface);
}

.tcs-top-section--pages {
    background: var(--tcs-surface-soft);
}

.tcs-top-section__head {
    margin-bottom: 14px;
}

.tcs-top-section__head h2 {
    margin: 0;
    font-size: clamp(21px, 3vw, 28px);
    line-height: 1.25;
}

.tcs-top-section__head p {
    margin: 6px 0 0;
    color: var(--tcs-text-muted);
    font-size: 14px;
}

.tcs-card-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 12px;
}

.tcs-card {
    position: relative;
    display: flex;
    flex-direction: row;
    align-items: stretch;
    block-size: 140px;
    min-block-size: 140px;
    gap: 12px;
    padding: 10px 12px;
    border: 1px solid var(--tcs-border);
    border-radius: 14px;
    overflow: clip;
    background: var(--tcs-surface);
    box-shadow: var(--tcs-shadow);
    transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}

.tcs-card--page {
    background: var(--tcs-surface-muted);
}

.tcs-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--tcs-shadow-hover);
    border-color: color-mix(in srgb, var(--tcs-link) 26%, var(--tcs-border));
}

.tcs-card__overlay-link {
    position: absolute;
    inset: 0;
    z-index: 1;
}

.tcs-card__thumb-wrap {
    flex: 0 0 118px;
    inline-size: 118px;
    block-size: 118px;
    overflow: hidden;
    border-radius: 10px;
    background: linear-gradient(120deg, #dbe8fa 0%, #f0f6ff 100%);
    align-self: center;
}

html.dark-theme .tcs-card__thumb-wrap {
    background: linear-gradient(120deg, #1d3049 0%, #253a54 100%);
}

.tcs-card__thumb-image {
    display: block;
    inline-size: 118px;
    block-size: 118px;
    object-fit: cover;
}

.tcs-card__thumb-placeholder {
    inline-size: 118px;
    block-size: 118px;
    display: grid;
    place-items: center;
    color: var(--tcs-text-muted);
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

.tcs-card__body {
    flex: 1 1 auto;
    min-inline-size: 0;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    overflow: hidden;
}

.tcs-card__content {
    padding: 0;
    min-inline-size: 0;
}

.tcs-card__eyebrow {
    margin: 0 0 4px;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--tcs-text-muted);
}

.tcs-card__title {
    margin: 0;
    font-size: 20px;
    line-height: 1.35;
    color: var(--tcs-text);
    display: -webkit-box;
    -webkit-line-clamp: 1;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.tcs-card__description {
    margin: 4px 0 0;
    font-size: 13px;
    line-height: 1.4;
    color: var(--tcs-text-muted);
    display: -webkit-box;
    -webkit-line-clamp: 1;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.tcs-card__footer {
    margin-top: auto;
    padding: 8px 0 0;
    position: relative;
    z-index: 2;
}

.tcs-card__button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 36px;
    min-width: 112px;
    padding: 8px 12px;
    border: 1px solid var(--tcs-button-border);
    border-radius: 11px;
    background: var(--tcs-button-bg);
    color: var(--tcs-button-text);
    font-size: 13px;
    font-weight: 700;
    line-height: 1.2;
    text-decoration: none;
}

.tcs-card__button:hover {
    background: var(--tcs-button-bg-soft);
    text-decoration: none;
}

.tcs-top-page a:focus-visible,
.tcs-top-page button:focus-visible {
    outline: 3px solid var(--tcs-link);
    outline: 3px solid color-mix(in srgb, var(--tcs-link) 75%, white);
    outline-offset: 2px;
}

.screen-reader-text {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    border: 0;
}

@media (max-width: 699px) {
    .tcs-top-page {
        padding-left: 10px;
        padding-right: 10px;
    }

    .tcs-card {
        block-size: 124px;
        min-block-size: 124px;
        gap: 10px;
        padding: 8px 10px;
    }

    .tcs-card__thumb-wrap,
    .tcs-card__thumb-image,
    .tcs-card__thumb-placeholder {
        inline-size: 96px;
        block-size: 96px;
        flex-basis: 96px;
    }

    .tcs-card__content {
        padding: 0;
    }

    .tcs-card__footer {
        padding: 6px 0 0;
    }

    .tcs-card__title {
        font-size: 16px;
    }

    .tcs-card__description {
        font-size: 13px;
    }
}