@font-face {
    font-family: "GainFrame Anton";
    src: url("/assets/gainframe-guy/illustrations/fonts/Anton-Regular.ttf") format("truetype");
    font-display: swap;
    font-style: normal;
    font-weight: 400;
}

.blog-index-page {
    --gf-paper: #f3f0e8;
    --gf-paper-bright: #fffdf7;
    --gf-graphite: #181a17;
    --gf-muted: #5e625d;
    --gf-green: #34d26f;
    --gf-green-deep: #0f8b43;
    --gf-line: rgba(24, 26, 23, 0.2);
    --gf-mono: "SFMono-Regular", "Cascadia Code", "Roboto Mono", monospace;
    min-height: 100vh;
    overflow: clip;
    background-color: var(--gf-paper);
    background-image:
        linear-gradient(rgba(24, 26, 23, 0.045) 1px, transparent 1px),
        linear-gradient(90deg, rgba(24, 26, 23, 0.045) 1px, transparent 1px);
    background-size: 32px 32px;
    color: var(--gf-graphite);
}

.blog-index-page .container {
    width: min(100%, 1240px);
    max-width: none;
    padding-inline: clamp(18px, 4vw, 52px);
}

/* Floating technical navigation */
.blog-index-page .blog-nav {
    position: sticky;
    top: 16px;
    z-index: 100;
    width: min(900px, calc(100% - 32px));
    margin: 16px auto 0;
    padding: 7px 0;
    border: 1px solid var(--gf-line);
    border-radius: 18px;
    background: rgba(255, 253, 247, 0.9);
    box-shadow: 0 14px 40px rgba(24, 26, 23, 0.12);
    backdrop-filter: blur(18px) saturate(1.2);
    -webkit-backdrop-filter: blur(18px) saturate(1.2);
}

.blog-index-page .blog-nav .container {
    width: 100%;
    padding-inline: 8px 8px;
}

.blog-index-page .blog-nav-inner {
    min-height: 46px;
}

.blog-index-page .blog-nav-logo {
    gap: 9px;
    padding-left: 6px;
    color: var(--gf-graphite);
}

.blog-index-page .blog-nav-icon {
    width: 34px;
    height: 34px;
    border-radius: 10px;
}

.blog-index-page .blog-nav-wordmark {
    font-family: var(--font-body);
    font-size: 1rem;
    font-weight: 800;
    letter-spacing: -0.04em;
}

.blog-index-page .blog-nav-links {
    gap: 3px;
}

.blog-index-page .blog-nav-links a {
    width: auto;
    padding: 10px 9px;
    border-radius: 10px;
    color: var(--gf-graphite);
    font-family: var(--gf-mono);
    font-size: 0.68rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.blog-index-page .blog-nav-links a:hover,
.blog-index-page .blog-nav-links a.active {
    background: rgba(24, 26, 23, 0.07);
}

.blog-index-page .blog-nav-links .nav-cta-btn {
    min-height: 40px;
    margin-left: 5px;
    padding: 0 15px !important;
    border: 1px solid var(--gf-graphite) !important;
    border-radius: 11px !important;
    background: var(--gf-graphite) !important;
    color: var(--gf-paper-bright) !important;
    font-size: 0.65rem !important;
}

.blog-index-page .blog-nav-links .nav-cta-btn:hover {
    background: var(--gf-green) !important;
    color: var(--gf-graphite) !important;
    transform: none;
}

.blog-index-page .nav-hamburger span {
    border-radius: 0;
    background: var(--gf-graphite);
}

/* Editorial header */
.blog-index-page .blog-header {
    position: relative;
    min-height: 520px;
    margin-top: -76px;
    padding: 184px 0 82px;
    overflow: hidden;
    border-bottom: 2px solid var(--gf-graphite);
    background:
        radial-gradient(circle at 82% 30%, rgba(52, 210, 111, 0.2), transparent 21rem),
        var(--gf-paper);
    text-align: left;
}

.blog-index-page .blog-header::before {
    content: "RESEARCH NOTES  /  VOL. 01";
    display: block;
    width: min(100%, 1240px);
    margin: 0 auto 22px;
    padding-inline: clamp(18px, 4vw, 52px);
    font-family: var(--gf-mono);
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.13em;
}

.blog-index-page .blog-header::after {
    content: "202";
    position: absolute;
    right: max(16px, calc((100vw - 1240px) / 2 + 52px));
    bottom: -0.09em;
    color: transparent;
    font-family: "GainFrame Anton", sans-serif;
    font-size: clamp(12rem, 24vw, 23rem);
    line-height: 0.75;
    -webkit-text-stroke: 1px rgba(24, 26, 23, 0.12);
    pointer-events: none;
}

.blog-index-page .blog-header .container {
    position: relative;
    z-index: 1;
}

.blog-index-page .blog-header-title {
    max-width: 900px;
    margin: 0 0 22px;
    color: var(--gf-graphite);
    font-family: var(--font-display);
    font-size: clamp(4rem, 9vw, 7.6rem);
    font-weight: 900;
    letter-spacing: -0.06em;
    line-height: 0.92;
    text-transform: none;
}

.blog-index-page .blog-header-title .accent-underline {
    font-family: "GainFrame Anton", sans-serif;
    font-weight: 400;
    letter-spacing: -0.01em;
    text-transform: uppercase;
}

.blog-index-page .blog-header-title .accent-underline::after {
    height: 0.11em;
    bottom: 0.03em;
    border-radius: 0;
    background: var(--gf-green);
}

.blog-index-page .blog-header-subtitle {
    max-width: 640px;
    margin: 0;
    color: var(--gf-muted);
    font-size: clamp(1.05rem, 2vw, 1.3rem);
    font-weight: 650;
    letter-spacing: -0.025em;
    line-height: 1.45;
}

/* Product bridge: one useful handoff between the editorial header and posts. */
.blog-index-page .blog-html-fragment {
    display: contents;
}

.blog-index-page .blog-product-bridge {
    padding: clamp(30px, 4vw, 46px) 0;
    border-bottom: 2px solid var(--gf-graphite);
    background:
        linear-gradient(rgba(24, 26, 23, 0.07) 1px, transparent 1px),
        linear-gradient(90deg, rgba(24, 26, 23, 0.07) 1px, transparent 1px),
        var(--gf-green);
    background-size: 28px 28px;
}

.blog-index-page .blog-product-bridge-inner {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(220px, 300px);
    align-items: center;
    gap: clamp(28px, 5vw, 70px);
}

.blog-index-page .blog-product-bridge-copy {
    max-width: 760px;
}

.blog-index-page .blog-product-bridge-label {
    margin: 0 0 12px;
    font-family: var(--gf-mono);
    font-size: 0.68rem;
    font-weight: 800;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.blog-index-page .blog-product-bridge h2 {
    max-width: 720px;
    margin: 0;
    font-family: var(--font-display);
    font-size: clamp(2.05rem, 3.2vw, 3.25rem);
    font-weight: 900;
    letter-spacing: -0.052em;
    line-height: 0.98;
}

.blog-index-page .blog-product-bridge-copy > p:not([class]) {
    max-width: 650px;
    margin: 18px 0 0;
    font-size: clamp(1rem, 1.5vw, 1.18rem);
    font-weight: 600;
    line-height: 1.55;
}

.blog-index-page .blog-product-bridge-actions {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 18px;
    margin-top: 24px;
}

.blog-index-page .blog-product-bridge-button {
    display: inline-flex;
    min-height: 50px;
    align-items: center;
    justify-content: center;
    padding: 0 20px;
    border: 2px solid var(--gf-graphite);
    background: var(--gf-graphite);
    box-shadow: 5px 5px 0 var(--gf-paper-bright);
    color: var(--gf-paper-bright);
    font-family: var(--gf-mono);
    font-size: 0.72rem;
    font-weight: 900;
    letter-spacing: 0.06em;
    text-decoration: none;
    text-transform: uppercase;
}

.blog-index-page .blog-product-bridge-button:hover {
    transform: translate(-2px, -2px);
}

.blog-index-page .blog-product-bridge-proof {
    margin: 17px 0 0;
    font-family: var(--gf-mono);
    font-size: 0.67rem;
    font-weight: 750;
    letter-spacing: 0.025em;
}

.blog-index-page .blog-product-bridge-qr {
    display: grid;
    grid-template-columns: 54px auto;
    align-items: center;
    gap: 10px;
    padding: 7px 10px 7px 7px;
    border: 1px solid var(--gf-graphite);
    background: var(--gf-paper-bright);
}

.blog-index-page .blog-product-bridge-qr svg {
    width: 54px;
    height: 54px;
}

.blog-index-page .blog-product-bridge-qr span {
    display: grid;
    gap: 3px;
    font-family: var(--gf-mono);
    font-size: 0.64rem;
}

.blog-index-page .blog-product-bridge-qr a {
    color: var(--gf-green-deep);
    font-weight: 800;
}

.blog-index-page .blog-product-bridge-visual {
    position: relative;
    min-height: 245px;
    margin: 0;
    overflow: hidden;
    border: 2px solid var(--gf-graphite);
    background: var(--gf-paper-bright);
    box-shadow: 8px 8px 0 var(--gf-graphite);
}

.blog-index-page .blog-product-bridge-visual img {
    display: block;
    width: 100%;
    height: 205px;
    object-fit: contain;
    object-position: center 18px;
}

.blog-index-page .blog-product-bridge-visual figcaption {
    position: absolute;
    right: 0;
    bottom: 0;
    left: 0;
    padding: 10px 12px;
    border-top: 1px solid var(--gf-graphite);
    background: var(--gf-paper-bright);
    font-family: var(--gf-mono);
    font-size: 0.64rem;
    font-weight: 800;
    letter-spacing: 0.06em;
    text-transform: uppercase;
}

/* Filters */
.blog-index-page .blog-grid-section {
    padding: clamp(54px, 7vw, 96px) 0 112px;
}

.blog-index-page .blog-filter {
    align-items: stretch;
    gap: 8px;
    margin: 0;
    padding: 14px;
    border: 2px solid var(--gf-graphite);
    background: var(--gf-paper-bright);
    box-shadow: 6px 6px 0 var(--gf-graphite);
}

.blog-index-page .blog-filter-label {
    display: inline-flex;
    align-items: center;
    padding: 0 12px 0 4px;
    border-right: 1px solid var(--gf-line);
    color: var(--gf-graphite);
    font-family: var(--gf-mono);
    font-size: 0.67rem;
    font-weight: 800;
    letter-spacing: 0.12em;
}

.blog-index-page .blog-filter-pills {
    gap: 8px;
}

.blog-index-page .blog-filter-pill,
.blog-index-page .blog-filter-select {
    min-height: 40px;
    padding: 8px 12px;
    border: 1px solid var(--gf-graphite);
    border-radius: 0;
    background-color: var(--gf-paper-bright);
    color: var(--gf-graphite);
    font-family: var(--gf-mono);
    font-size: 0.69rem;
    font-weight: 700;
    text-transform: uppercase;
}

.blog-index-page .blog-filter-pill:hover,
.blog-index-page .blog-filter-select:hover,
.blog-index-page .blog-filter-pill.is-active,
.blog-index-page .blog-filter-select.is-active {
    border-color: var(--gf-graphite);
    background-color: var(--gf-green);
    color: var(--gf-graphite);
}

.blog-index-page .blog-filter-pill:focus-visible,
.blog-index-page .blog-filter-select:focus-visible,
.blog-index-page a:focus-visible,
.blog-index-page button:focus-visible {
    outline: 3px solid #ff5d6c;
    outline-offset: 3px;
}

.blog-index-page .blog-filter-count,
.blog-index-page .blog-filter-pill.is-active .blog-filter-count {
    padding: 2px 5px;
    border: 1px solid currentColor;
    border-radius: 0;
    background: transparent;
    color: inherit;
    font-family: var(--gf-mono);
}

.blog-index-page .blog-filter-select {
    background-position: right 11px center;
}

.blog-index-page .blog-filter-status {
    min-height: 1.3em;
    margin: 18px 0 0;
    color: var(--gf-muted);
    font-family: var(--gf-mono);
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

/* High-contrast editorial card rhythm */
.blog-index-page .blog-grid {
    grid-template-columns: repeat(12, minmax(0, 1fr));
    gap: 28px 22px;
    margin-top: 30px;
}

.blog-index-page .blog-card {
    grid-column: span 4;
    min-width: 0;
    overflow: hidden;
    border: 2px solid var(--gf-graphite);
    border-radius: 0;
    background: var(--gf-paper-bright);
    box-shadow: 6px 6px 0 var(--gf-graphite);
    transition: transform 160ms ease, box-shadow 160ms ease;
}

.blog-index-page .blog-card:first-child {
    grid-column: span 8;
    display: grid;
    grid-template-columns: minmax(0, 1.1fr) minmax(280px, 0.9fr);
}

/* Tag filtering hides cards with .is-hidden, but that rule lives in the shared
   styles.css as `.blog-card.is-hidden` — same specificity as the card display
   rules below (and lower than the :first-child one), so this later stylesheet
   was winning and filtered-out cards stayed on screen. Re-state it here with
   enough specificity to beat every display declaration in this file, including
   the ones inside the <=1024px block. */
.blog-index-page .blog-card.is-hidden,
.blog-index-page .blog-card.is-hidden:first-child {
    display: none;
}

.blog-index-page .blog-card:hover {
    transform: translate(-2px, -2px);
    border-color: var(--gf-graphite);
    box-shadow: 9px 9px 0 var(--gf-green-deep);
}

.blog-index-page .blog-card-image {
    border-bottom: 2px solid var(--gf-graphite);
    background: var(--gf-paper);
}

.blog-index-page .blog-card:first-child .blog-card-image {
    height: 100%;
    border-right: 2px solid var(--gf-graphite);
    border-bottom: 0;
}

.blog-index-page .blog-card-image img {
    filter: saturate(0.9) contrast(1.04);
}

.blog-index-page .blog-card:hover .blog-card-image img {
    transform: scale(1.025);
}

.blog-index-page .blog-card-content {
    min-width: 0;
    padding: 22px;
}

.blog-index-page .blog-card:first-child .blog-card-content {
    justify-content: flex-end;
    padding: clamp(24px, 3vw, 38px);
    background:
        linear-gradient(rgba(24, 26, 23, 0.055) 1px, transparent 1px),
        linear-gradient(90deg, rgba(24, 26, 23, 0.055) 1px, transparent 1px),
        var(--gf-green);
    background-size: 22px 22px;
}

.blog-index-page .post-meta {
    align-items: center;
    gap: 8px;
    margin-bottom: 13px;
}

.blog-index-page .post-category {
    padding: 4px 7px;
    border: 1px solid var(--gf-graphite);
    border-radius: 0;
    background: var(--gf-graphite);
    color: var(--gf-paper-bright);
    font-family: var(--gf-mono);
    font-size: 0.61rem;
    letter-spacing: 0.07em;
}

.blog-index-page .post-date {
    color: var(--gf-muted);
    font-family: var(--gf-mono);
    font-size: 0.68rem;
    font-weight: 700;
}

.blog-index-page .blog-card-content h3 {
    margin: 0 0 10px;
    color: var(--gf-graphite);
    font-family: var(--font-display);
    font-size: clamp(1.12rem, 1.35vw, 1.38rem);
    font-weight: 800;
    letter-spacing: -0.025em;
    line-height: 1.2;
    text-transform: none;
}

.blog-index-page .blog-card:first-child .blog-card-content h3 {
    font-size: clamp(1.65rem, 2.5vw, 2.35rem);
}

.blog-index-page .blog-card-content p {
    display: -webkit-box;
    overflow: hidden;
    color: var(--gf-muted);
    font-size: 0.87rem;
    line-height: 1.55;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 3;
}

.blog-index-page .blog-card:first-child .blog-card-content p,
.blog-index-page .blog-card:first-child .post-date {
    color: var(--gf-graphite);
}

/* Conversion and footer */
.blog-index-page .blog-cta {
    padding: 0;
    border-block: 2px solid var(--gf-graphite);
    background: var(--gf-green);
}

.blog-index-page .blog-cta-card {
    padding: clamp(58px, 8vw, 104px) 0;
    border: 0;
    border-radius: 0;
    background: transparent;
}

.blog-index-page .blog-cta-card h2 {
    margin: 0 0 10px;
    color: var(--gf-graphite);
    font-family: var(--font-display);
    font-size: clamp(3rem, 7vw, 6rem);
    font-weight: 900;
    letter-spacing: -0.06em;
    line-height: 0.96;
    text-transform: none;
}

.blog-index-page .blog-cta-card p {
    margin: 0 0 24px;
    color: var(--gf-graphite);
    font-family: var(--gf-mono);
    font-size: 0.78rem;
    font-weight: 700;
}

.blog-index-page .blog-cta .app-store-badge-link {
    display: block;
    padding: 8px;
    border: 2px solid var(--gf-graphite);
    background: var(--gf-paper-bright);
    box-shadow: 5px 5px 0 var(--gf-graphite);
}

.blog-index-page .blog-cta .app-store-badge-link img {
    display: block;
}

.blog-index-page .footer {
    padding: 44px 0;
    border-top: 0;
    background: var(--gf-graphite);
}

.blog-index-page .footer-links a,
.blog-index-page .footer-copy {
    color: var(--gf-paper);
    font-family: var(--gf-mono);
}

.blog-index-page .footer-links a:hover {
    color: var(--gf-green);
}

@media (max-width: 1024px) {
    .blog-index-page .blog-card,
    .blog-index-page .blog-card:first-child {
        grid-column: span 6;
        display: flex;
    }

    .blog-index-page .blog-card:first-child .blog-card-image {
        height: auto;
        border-right: 0;
        border-bottom: 2px solid var(--gf-graphite);
    }
}

@media (max-width: 768px) {
    .blog-index-page .blog-nav {
        top: 10px;
        width: calc(100% - 20px);
        margin-top: 10px;
    }

    .blog-index-page .blog-nav .container {
        padding-inline: 8px;
    }

    .blog-index-page .nav-hamburger {
        display: flex;
        margin-left: auto;
    }

    .blog-index-page .blog-nav-links {
        top: calc(100% + 8px);
        right: 0;
        width: min(260px, calc(100vw - 20px));
        padding: 8px;
        border: 1px solid var(--gf-graphite);
        background: var(--gf-paper-bright);
        box-shadow: 6px 6px 0 var(--gf-graphite);
    }

    .blog-index-page .blog-nav-links a {
        width: 100%;
        padding: 12px;
        border-bottom: 1px solid var(--gf-line);
        border-radius: 0;
    }

    .blog-index-page .blog-nav-links .nav-cta-btn {
        width: 100%;
        margin: 8px 0 0;
    }

    .blog-index-page .blog-header {
        min-height: 450px;
        margin-top: -68px;
        padding: 154px 0 66px;
    }

    .blog-index-page .blog-header::after {
        right: 10px;
        font-size: 13rem;
    }

    .blog-index-page .blog-header-title {
        font-size: clamp(3.6rem, 15vw, 5.6rem);
    }

    .blog-index-page .blog-product-bridge-inner {
        grid-template-columns: 1fr;
        gap: 28px;
    }

    .blog-index-page .blog-product-bridge-visual {
        width: min(100%, 360px);
        min-height: 230px;
    }

    .blog-index-page .blog-product-bridge-visual img {
        height: 195px;
    }

    .blog-index-page .blog-filter-label {
        width: 100%;
        min-height: 28px;
        border-right: 0;
        border-bottom: 1px solid var(--gf-line);
    }

    .blog-index-page .blog-filter-pills {
        width: 100%;
    }

    .blog-index-page .blog-filter-pill {
        flex: 1 1 auto;
        justify-content: center;
    }

    .blog-index-page .blog-filter-more,
    .blog-index-page .blog-filter-select {
        width: 100%;
    }

    .blog-index-page .blog-grid {
        grid-template-columns: 1fr;
        gap: 24px;
    }

    .blog-index-page .blog-card,
    .blog-index-page .blog-card:first-child {
        grid-column: 1;
    }

    .blog-index-page .blog-card:first-child .blog-card-content h3 {
        font-size: clamp(1.55rem, 6vw, 2rem);
    }
}

@media (max-width: 390px) {
    .blog-index-page .container {
        padding-inline: 14px;
    }

    .blog-index-page .blog-nav-wordmark {
        font-size: 0.92rem;
    }

    .blog-index-page .blog-header-title {
        font-size: clamp(3.2rem, 15vw, 4.4rem);
    }

    .blog-index-page .blog-header-subtitle {
        font-size: 1rem;
    }

    .blog-index-page .blog-filter {
        padding: 10px;
        box-shadow: 4px 4px 0 var(--gf-graphite);
    }

    .blog-index-page .blog-filter-pill {
        flex-basis: calc(50% - 4px);
        padding-inline: 7px;
        font-size: 0.61rem;
    }

    .blog-index-page .blog-filter-count {
        display: none;
    }

    .blog-index-page .blog-card {
        box-shadow: 4px 4px 0 var(--gf-graphite);
    }

    .blog-index-page .blog-card-content {
        padding: 18px;
    }

    .blog-index-page .footer-links {
        gap: 16px;
    }
}

@media (prefers-reduced-motion: reduce) {
    .blog-index-page .blog-card,
    .blog-index-page .blog-card-image img {
        transition: none;
    }
}