/* Blog archive only — intentionally isolated from tools, pages, and single posts. */
.at-blog-hero {
    position: relative;
    isolation: isolate;
    overflow: hidden;
    padding: 74px 0 68px;
    background:
        radial-gradient(circle at 18% 15%, rgba(37, 99, 235, 0.12), transparent 28%),
        radial-gradient(circle at 84% 30%, rgba(139, 92, 246, 0.13), transparent 30%),
        linear-gradient(135deg, #f8fbff 0%, #f4f3ff 54%, #fff8fc 100%);
    border-bottom: 1px solid rgba(148, 163, 184, 0.16);
}

.at-blog-orb {
    position: absolute;
    z-index: -1;
    display: block;
    border-radius: 999px;
    filter: blur(2px);
    pointer-events: none;
}

.at-blog-orb-one {
    width: 210px;
    height: 210px;
    top: -112px;
    left: 7%;
    background: rgba(96, 165, 250, 0.12);
}

.at-blog-orb-two {
    width: 260px;
    height: 260px;
    right: 5%;
    bottom: -178px;
    background: rgba(216, 180, 254, 0.16);
}

.at-blog-hero-content {
    width: min(100%, 790px);
    margin: 0 auto;
    text-align: center;
}

.at-blog-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 9px;
    margin-bottom: 17px;
    padding: 7px 13px;
    color: #3451a3;
    background: rgba(255, 255, 255, 0.78);
    border: 1px solid rgba(99, 102, 241, 0.16);
    border-radius: 999px;
    box-shadow: 0 8px 28px rgba(79, 70, 229, 0.08);
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.at-blog-eyebrow-dot {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--at-primary), var(--at-accent));
    box-shadow: 0 0 0 4px rgba(99, 102, 241, 0.1);
}

.at-blog-hero h1 {
    margin: 0;
    color: #0b1739;
    font-size: clamp(42px, 6vw, 68px);
    font-weight: 800;
    letter-spacing: -0.055em;
    line-height: 1.02;
}

.at-blog-hero h1 span {
    color: var(--at-primary);
    background: linear-gradient(110deg, var(--at-primary), var(--at-accent));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.at-blog-hero p {
    max-width: 660px;
    margin: 20px auto 0;
    color: #5f6f8f;
    font-size: clamp(16px, 2vw, 19px);
    line-height: 1.72;
}

.at-blog-section {
    padding: 72px 0 82px;
    background: #f7f9fc;
}

.at-blog-section-head {
    display: flex;
    align-items: end;
    justify-content: space-between;
    gap: 30px;
    margin-bottom: 32px;
}

.at-blog-kicker {
    display: block;
    margin-bottom: 7px;
    color: var(--at-primary);
    font-size: 12px;
    font-weight: 800;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

.at-blog-section-head h2 {
    margin: 0;
    color: #0f172a;
    font-size: clamp(28px, 4vw, 38px);
    letter-spacing: -0.035em;
    line-height: 1.15;
}

.at-blog-section-head > p {
    max-width: 390px;
    margin: 0 0 3px;
    color: #64748b;
    font-size: 14px;
    line-height: 1.65;
    text-align: right;
}

.at-blog-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 26px;
    align-items: stretch;
}

.at-blog-card {
    position: relative;
    display: flex;
    min-width: 0;
    overflow: hidden;
    flex-direction: column;
    background: #ffffff;
    border: 1px solid #e5eaf2;
    border-radius: 22px;
    box-shadow: 0 10px 32px rgba(15, 23, 42, 0.055);
    transition: transform 180ms ease, box-shadow 180ms ease, border-color 180ms ease;
}

.at-blog-card:hover {
    transform: translateY(-6px);
    border-color: rgba(37, 99, 235, 0.25);
    box-shadow: 0 22px 48px rgba(30, 64, 175, 0.12);
}

.at-blog-card-media {
    position: relative;
    display: block;
    overflow: hidden;
    aspect-ratio: 1200 / 630;
    background: linear-gradient(135deg, #dbeafe, #ede9fe);
}

.at-blog-card-media::after {
    position: absolute;
    inset: auto 0 0;
    height: 38%;
    content: "";
    background: linear-gradient(180deg, transparent, rgba(15, 23, 42, 0.2));
    pointer-events: none;
}

.at-blog-card-image {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 420ms cubic-bezier(0.2, 0.7, 0.2, 1);
}

.at-blog-card:hover .at-blog-card-image {
    transform: scale(1.045);
}

.at-blog-card-placeholder {
    display: flex;
    width: 100%;
    height: 100%;
    align-items: center;
    justify-content: center;
    color: rgba(37, 99, 235, 0.72);
    background:
        radial-gradient(circle at 25% 25%, rgba(255, 255, 255, 0.9), transparent 24%),
        linear-gradient(135deg, #dbeafe, #ede9fe 55%, #fce7f3);
}

.at-blog-category {
    position: absolute;
    z-index: 2;
    left: 16px;
    bottom: 14px;
    max-width: calc(100% - 32px);
    overflow: hidden;
    padding: 7px 11px;
    color: #172554;
    background: rgba(255, 255, 255, 0.9);
    border: 1px solid rgba(255, 255, 255, 0.72);
    border-radius: 999px;
    box-shadow: 0 6px 18px rgba(15, 23, 42, 0.13);
    font-size: 11px;
    font-weight: 700;
    line-height: 1;
    text-overflow: ellipsis;
    white-space: nowrap;
    backdrop-filter: blur(10px);
}

.at-blog-card-body {
    display: flex;
    flex: 1;
    flex-direction: column;
    padding: 22px 22px 21px;
}

.at-blog-card-meta {
    display: flex;
    align-items: center;
    gap: 9px;
    margin-bottom: 12px;
    color: #7b879f;
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.025em;
    text-transform: uppercase;
}

.at-blog-meta-dot {
    width: 4px;
    height: 4px;
    flex: 0 0 4px;
    border-radius: 50%;
    background: #c3cada;
}

.at-blog-card h3 {
    margin: 0 0 11px;
    color: #111c3d;
    font-size: 20px;
    font-weight: 750;
    letter-spacing: -0.025em;
    line-height: 1.35;
}

.at-blog-card h3 a {
    color: inherit;
    text-decoration: none;
}

.at-blog-card h3 a:hover {
    color: var(--at-primary);
}

.at-blog-card-body > p {
    display: -webkit-box;
    overflow: hidden;
    margin: 0 0 20px;
    color: #66748e;
    font-size: 13px;
    line-height: 1.7;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 3;
}

.at-blog-read-more {
    display: inline-flex;
    width: fit-content;
    align-items: center;
    gap: 8px;
    margin-top: auto;
    color: var(--at-primary);
    font-size: 13px;
    font-weight: 750;
    text-decoration: none;
}

.at-blog-read-more span {
    font-size: 18px;
    line-height: 1;
    transition: transform 160ms ease;
}

.at-blog-read-more:hover {
    color: var(--at-accent);
    text-decoration: none;
}

.at-blog-read-more:hover span,
.at-blog-card:hover .at-blog-read-more span {
    transform: translateX(4px);
}

.at-blog-pagination {
    margin-top: 44px;
    text-align: center;
}

.at-blog-pagination .navigation {
    margin: 0;
}

.at-blog-pagination .nav-links,
.at-blog-pagination .page-numbers {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.at-blog-pagination ul.page-numbers {
    margin: 0;
    padding: 0;
    list-style: none;
}

.at-blog-pagination a.page-numbers,
.at-blog-pagination span.page-numbers,
.at-blog-pagination .page-numbers li > a,
.at-blog-pagination .page-numbers li > span {
    display: inline-flex;
    min-width: 42px;
    height: 42px;
    align-items: center;
    justify-content: center;
    padding: 0 13px;
    color: #44516c;
    background: #ffffff;
    border: 1px solid #e1e7f0;
    border-radius: 12px;
    box-shadow: 0 5px 18px rgba(15, 23, 42, 0.04);
    font-size: 13px;
    font-weight: 700;
    line-height: 1;
    text-decoration: none;
}

.at-blog-pagination a.page-numbers:hover,
.at-blog-pagination .page-numbers li > a:hover {
    color: var(--at-primary);
    border-color: rgba(37, 99, 235, 0.3);
}

.at-blog-pagination span.page-numbers.current,
.at-blog-pagination .page-numbers li > span.current {
    color: #ffffff;
    background: linear-gradient(135deg, var(--at-primary), var(--at-accent));
    border-color: transparent;
    box-shadow: 0 9px 22px rgba(79, 70, 229, 0.2);
}

.at-blog-empty {
    padding: 64px 24px;
    color: #64748b;
    background: #ffffff;
    border: 1px solid #e5eaf2;
    border-radius: 22px;
    box-shadow: 0 12px 36px rgba(15, 23, 42, 0.055);
    text-align: center;
}

.at-blog-empty > span {
    display: inline-flex;
    width: 76px;
    height: 76px;
    align-items: center;
    justify-content: center;
    margin-bottom: 18px;
    color: var(--at-primary);
    background: #eff6ff;
    border-radius: 22px;
}

.at-blog-empty h2 {
    margin: 0 0 8px;
    color: #0f172a;
    font-size: 24px;
}

.at-blog-empty p {
    margin: 0;
}

/* Single-post trust and editorial details. */
.at-single-post-hero { padding-bottom: 58px; }
.ufx-post-meta-bar{display:flex;flex-wrap:wrap;align-items:center;gap:9px 12px;padding:13px 16px;color:var(--at-text-muted);background:var(--at-card);border:1px solid var(--at-border);border-radius:12px;font-size:13px}.ufx-post-meta-bar strong{color:var(--at-primary)}
.at-single-post-hero h1 { max-width: 980px; margin-right: auto; margin-left: auto; font-size: clamp(36px, 5.4vw, 60px); }
.at-single-post-meta {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    gap: 9px;
    margin-top: 22px;
    color: #64748b;
    font-size: 13px;
    font-weight: 600;
}
.at-single-post-section { background: #f7f9fc; }
.at-single-post-wrap { max-width: 920px; }
.at-single-featured-image { margin: 0 0 28px; }
.at-single-featured-image img { display: block; width: 100%; height: auto; border-radius: 24px; }
.at-post-content { padding: clamp(25px, 5vw, 48px); }
.at-post-content > :first-child { margin-top: 0; }
.at-post-content > :last-child { margin-bottom: 0; }
.at-post-content p,
.at-post-content li { color: #475569; font-size: 16px; line-height: 1.85; }
.at-post-content h2 { margin-top: 38px; font-size: clamp(25px, 3vw, 32px); }
.at-post-content h3 { margin-top: 28px; font-size: 21px; }
.at-post-content a { text-decoration: underline; text-underline-offset: 3px; }
.at-author-box {
    display: grid;
    grid-template-columns: 72px minmax(0, 1fr);
    gap: 22px;
    align-items: start;
    margin-top: 26px;
    padding: 28px;
}
.at-author-avatar img { display: block; border-radius: 50%; }
.at-author-box h2 { margin: 0 0 8px; font-size: 22px; }
.at-author-box p { margin: 0 0 12px; color: #64748b; line-height: 1.7; }
.at-editor-quality-note {
    margin-bottom: 24px;
    padding: 15px 18px;
    color: #78350f;
    background: #fffbeb;
    border: 1px solid #fde68a;
    border-radius: 13px;
    font-size: 13px;
    line-height: 1.6;
}
.at-editor-quality-note a { margin-left: 7px; font-weight: 700; }
body.at-dark .at-single-post-section { background: #0f172a; }
body.at-dark .at-post-content p,
body.at-dark .at-post-content li,
body.at-dark .at-author-box p,
body.at-dark .at-single-post-meta { color: #a5b4c8; }
body.at-dark .at-editor-quality-note { color: #fde68a; background: rgba(120,53,15,.24); border-color: rgba(245,158,11,.3); }
@media (max-width: 620px) {
    .at-author-box { grid-template-columns: 1fr; }
    .at-single-post-meta { gap: 7px; }
}

body.at-dark .at-blog-hero {
    background:
        radial-gradient(circle at 18% 15%, rgba(59, 130, 246, 0.2), transparent 28%),
        radial-gradient(circle at 84% 30%, rgba(139, 92, 246, 0.2), transparent 30%),
        linear-gradient(135deg, #10172b 0%, #16172e 54%, #211629 100%);
    border-bottom-color: rgba(148, 163, 184, 0.13);
}

body.at-dark .at-blog-eyebrow {
    color: #c7d2fe;
    background: rgba(30, 41, 59, 0.72);
    border-color: rgba(129, 140, 248, 0.22);
}

body.at-dark .at-blog-hero h1,
body.at-dark .at-blog-section-head h2,
body.at-dark .at-blog-card h3,
body.at-dark .at-blog-empty h2 {
    color: #f8fafc;
}

body.at-dark .at-blog-hero p,
body.at-dark .at-blog-section-head > p,
body.at-dark .at-blog-card-body > p,
body.at-dark .at-blog-empty {
    color: #9aa8be;
}

body.at-dark .at-blog-section {
    background: #0f172a;
}

body.at-dark .at-blog-card,
body.at-dark .at-blog-empty {
    background: #172033;
    border-color: #273348;
    box-shadow: 0 12px 36px rgba(0, 0, 0, 0.18);
}

body.at-dark .at-blog-card:hover {
    border-color: rgba(96, 165, 250, 0.45);
    box-shadow: 0 22px 48px rgba(0, 0, 0, 0.28);
}

body.at-dark .at-blog-card-meta {
    color: #8e9bb0;
}

body.at-dark .at-blog-pagination a.page-numbers,
body.at-dark .at-blog-pagination span.page-numbers,
body.at-dark .at-blog-pagination .page-numbers li > a,
body.at-dark .at-blog-pagination .page-numbers li > span {
    color: #cbd5e1;
    background: #172033;
    border-color: #2a364a;
}

body.at-dark .at-blog-pagination span.page-numbers.current,
body.at-dark .at-blog-pagination .page-numbers li > span.current {
    color: #ffffff;
    background: linear-gradient(135deg, var(--at-primary), var(--at-accent));
    border-color: transparent;
}

body.at-dark .at-blog-empty > span {
    background: #1e293b;
}

.at-blog-card a:focus-visible,
.at-blog-pagination a:focus-visible {
    outline: 3px solid rgba(37, 99, 235, 0.35);
    outline-offset: 3px;
}

@media (max-width: 980px) {
    .at-blog-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 680px) {
    .at-blog-hero {
        padding: 54px 0 50px;
    }

    .at-blog-hero h1 {
        font-size: clamp(38px, 12vw, 52px);
    }

    .at-blog-hero p {
        margin-top: 16px;
        font-size: 15px;
    }

    .at-blog-section {
        padding: 50px 0 62px;
    }

    .at-blog-section-head {
        display: block;
        margin-bottom: 24px;
    }

    .at-blog-section-head > p {
        margin-top: 10px;
        text-align: left;
    }

    .at-blog-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .at-blog-card {
        border-radius: 19px;
    }

    .at-blog-card-body {
        padding: 20px;
    }

    .at-blog-pagination .prev,
    .at-blog-pagination .next {
        padding-right: 11px;
        padding-left: 11px;
    }
}

@media (prefers-reduced-motion: reduce) {
    .at-blog-card,
    .at-blog-card-image,
    .at-blog-read-more span {
        transition: none;
    }

    .at-blog-card:hover,
    .at-blog-card:hover .at-blog-card-image,
    .at-blog-card:hover .at-blog-read-more span {
        transform: none;
    }
}