/* =========================================================
   MYZUBAIRI - INDUSTRIAL NETWORKING ARTICLE VIEWER
   ========================================================= */

.networking-page {
    --net-bg: #06101d;
    --net-surface: #0d1b2c;
    --net-surface-2: #101f31;
    --net-border: rgba(148, 163, 184, .16);
    --net-text: #f3f6fb;
    --net-muted: #8da4bd;
    --net-accent: #ffbd00;
}

/* HERO */
.networking-hero {
    padding: 58px 0 78px;
    border-bottom: 1px solid rgba(148,163,184,.08);
    background:
        linear-gradient(90deg, rgba(6,16,29,.98), rgba(7,20,35,.88)),
        radial-gradient(circle at 80% 30%, rgba(255,189,0,.07), transparent 35%);
}

.networking-hero .container,
.networking-path .container {
    max-width: 1180px;
    margin: 0 auto;
    width: calc(100% - 40px);
}

.networking-eyebrow,
.networking-section-heading small,
.article-label,
.article-toc > span,
.engineering-note > span,
.article-takeaway > span {
    color: var(--net-accent);
    font-size: 11px;
    font-weight: 800;
    letter-spacing: 2px;
}

.networking-eyebrow {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 22px;
}

.networking-eyebrow span {
    width: 23px;
    height: 1px;
    background: var(--net-accent);
}

.networking-hero h1 {
    margin: 0;
    max-width: 800px;
    font-size: clamp(48px, 7vw, 82px);
    line-height: .98;
    letter-spacing: -3px;
    color: var(--net-text);
}

.networking-hero h1 strong {
    color: var(--net-accent);
}

.networking-hero p {
    max-width: 650px;
    margin: 25px 0 0;
    color: var(--net-muted);
    font-size: 14px;
    line-height: 1.9;
}


/* PATH */
.networking-path {
    padding: 76px 0 100px;
}

.networking-section-heading {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 40px;
    margin-bottom: 30px;
}

.networking-section-heading h2 {
    margin: 12px 0 0;
    font-size: clamp(34px, 4vw, 46px);
    line-height: 1;
    letter-spacing: -2px;
    color: var(--net-text);
}

.networking-section-heading h2 span {
    color: var(--net-accent);
}

.networking-section-heading p {
    max-width: 350px;
    margin: 0 0 3px;
    color: var(--net-muted);
    font-size: 12px;
    line-height: 1.8;
}


/* CARDS */
.networking-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 14px;
}

.network-card {
    position: relative;
    min-height: 270px;
    padding: 25px;
    border: 1px solid var(--net-border);
    border-radius: 8px;
    background: var(--net-surface);
    color: inherit;
    text-align: left;
    font-family: inherit;
    cursor: pointer;
    transition: .25s ease;
}

.network-card:hover {
    transform: translateY(-3px);
    border-color: rgba(255,189,0,.35);
    background: var(--net-surface-2);
}

.network-card.is-open {
    border-color: rgba(255,189,0,.42);
    box-shadow: 0 18px 45px rgba(0,0,0,.18);
}

.card-top,
.card-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.card-top span,
.card-bottom small {
    font-size: 9px;
    font-weight: 800;
    letter-spacing: 1.5px;
    color: var(--net-accent);
}

.card-top em {
    font-style: normal;
    font-size: 10px;
    color: #48617b;
}

.card-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 55px;
    height: 50px;
    margin: 29px 0 26px;
    padding: 0 11px;
    border: 1px solid rgba(255,189,0,.28);
    border-radius: 8px;
    color: var(--net-accent);
    background: rgba(255,189,0,.025);
    font-family: monospace;
    font-size: 10px;
    font-weight: 700;
}

.network-card h3 {
    margin: 0;
    color: var(--net-text);
    font-size: 18px;
    line-height: 1.35;
    letter-spacing: -.4px;
}

.network-card p {
    min-height: 50px;
    margin: 11px 0 22px;
    color: var(--net-muted);
    font-size: 11px;
    line-height: 1.8;
}

.card-bottom {
    padding-top: 17px;
    border-top: 1px solid rgba(148,163,184,.09);
}

.card-bottom small {
    color: #59728e;
}

.card-action {
    color: var(--net-accent);
    font-size: 10px;
    font-weight: 800;
}

.card-action i {
    margin-left: 3px;
    font-size: 8px;
}


/* ARTICLE VIEWER */
.article-viewer {
    display: block;
    margin-top: 35px;
    border: 1px solid rgba(255,189,0,.18);
    border-radius: 10px;
    overflow: hidden;
    background: #091624;
    box-shadow: 0 30px 80px rgba(0,0,0,.25);
    scroll-margin-top: 90px;
}

.article-viewer.is-hidden {
    display: none;
}

.article-header {
    display: flex;
    justify-content: space-between;
    gap: 30px;
    padding: 38px 42px;
    border-bottom: 1px solid var(--net-border);
    background: linear-gradient(135deg, #0e1d2e, #091624);
}

.article-header h2 {
    margin: 12px 0 8px;
    color: var(--net-text);
    font-size: clamp(28px, 4vw, 42px);
    line-height: 1.1;
    letter-spacing: -1.5px;
}

.article-header p {
    margin: 0;
    max-width: 700px;
    color: var(--net-muted);
    font-size: 12px;
    line-height: 1.8;
}

.close-article {
    flex: 0 0 38px;
    width: 38px;
    height: 38px;
    border: 1px solid var(--net-border);
    border-radius: 50%;
    background: transparent;
    color: var(--net-muted);
    cursor: pointer;
}

.close-article:hover {
    color: var(--net-accent);
    border-color: rgba(255,189,0,.4);
}


/* ARTICLE LAYOUT */
.article-layout {
    display: grid;
    grid-template-columns: 220px minmax(0, 1fr);
}

.article-toc {
    position: sticky;
    top: 70px;
    align-self: start;
    padding: 32px 22px;
    border-right: 1px solid var(--net-border);
}

.article-toc > span {
    display: block;
    margin-bottom: 17px;
}

.article-toc a {
    display: block;
    padding: 8px 0;
    color: #7189a2;
    text-decoration: none;
    font-size: 10px;
    line-height: 1.5;
    transition: .2s ease;
}

.article-toc a:hover,
.article-toc a.active {
    color: var(--net-accent);
}


/* ARTICLE BODY */
.article-body {
    max-width: 850px;
    padding: 42px 52px 55px;
}

.article-body section {
    scroll-margin-top: 95px;
    padding: 0 0 48px;
    margin-bottom: 48px;
    border-bottom: 1px solid rgba(148,163,184,.09);
}

.article-body section:last-of-type {
    margin-bottom: 0;
}

.content-number {
    display: inline-block;
    margin-bottom: 12px;
    color: var(--net-accent);
    font-family: monospace;
    font-size: 10px;
    font-weight: 700;
}

.article-body h3 {
    margin: 0 0 18px;
    color: var(--net-text);
    font-size: 25px;
    letter-spacing: -.6px;
}

.article-body p {
    margin: 0 0 17px;
    color: #a4b5c8;
    font-size: 13px;
    line-height: 2;
}

.article-body strong {
    color: #dfe8f2;
}

.info-box,
.engineering-note,
.article-takeaway {
    margin: 25px 0;
    padding: 21px 23px;
    border: 1px solid rgba(255,189,0,.18);
    border-left: 3px solid var(--net-accent);
    background: rgba(255,189,0,.035);
}

.info-box {
    color: #9fb1c5;
    font-size: 12px;
    line-height: 1.8;
}

.engineering-note p {
    margin: 8px 0 0;
}

.engineering-note > span,
.article-takeaway > span {
    display: block;
}

.article-takeaway strong {
    display: block;
    margin-top: 9px;
    color: var(--net-text);
    font-size: 13px;
    line-height: 1.7;
}


/* LAYERS */
.layer-stack {
    display: grid;
    gap: 6px;
    margin: 24px 0;
}

.layer-stack div {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    padding: 14px 17px;
    border: 1px solid var(--net-border);
    background: #0d1b2a;
}

.layer-stack b {
    color: var(--net-accent);
    font-size: 11px;
}

.layer-stack span {
    color: #8097ae;
    font-size: 10px;
    text-align: right;
}


/* CODE */
.code-block {
    margin: 20px 0;
    padding: 19px 22px;
    border: 1px solid var(--net-border);
    border-radius: 6px;
    background: #050d16;
    color: var(--net-accent);
    font-family: monospace;
    font-size: 14px;
}


/* NETWORK EXAMPLE */
.network-example {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
    margin: 23px 0;
}

.network-example div {
    padding: 18px;
    border: 1px solid var(--net-border);
    background: #0d1b2a;
}

.network-example span,
.network-example small {
    display: block;
    color: #718aa3;
    font-size: 9px;
    letter-spacing: 1px;
}

.network-example strong {
    display: block;
    margin: 8px 0;
    color: var(--net-text);
    font-family: monospace;
    font-size: 14px;
}


/* COMPARISON */
.comparison-table {
    margin: 25px 0;
    border: 1px solid var(--net-border);
    overflow: hidden;
}

.comparison-head,
.comparison-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
}

.comparison-head span {
    padding: 14px 17px;
    background: #0e1f31;
    color: var(--net-accent);
    font-size: 10px;
    font-weight: 800;
}

.comparison-row span {
    padding: 14px 17px;
    border-top: 1px solid var(--net-border);
    color: #8da2b7;
    font-size: 11px;
    line-height: 1.6;
}

.comparison-row span + span {
    border-left: 1px solid var(--net-border);
}


/* DATA FLOW */
.data-flow {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    margin: 28px 0;
    flex-wrap: wrap;
}

.data-flow div {
    padding: 12px 14px;
    border: 1px solid rgba(255,189,0,.2);
    background: #0d1b2a;
    color: var(--net-accent);
    font-family: monospace;
    font-size: 10px;
}

.data-flow i {
    color: #5f7891;
    font-size: 9px;
}


/* LIST */
.engineering-list {
    margin: 20px 0 24px;
    padding: 0;
    list-style: none;
}

.engineering-list li {
    position: relative;
    padding: 10px 0 10px 18px;
    border-bottom: 1px solid rgba(148,163,184,.08);
    color: #9badc0;
    font-size: 12px;
}

.engineering-list li::before {
    content: ">";
    position: absolute;
    left: 0;
    color: var(--net-accent);
    font-family: monospace;
    font-weight: 700;
}


/* NAVIGATION */
.article-navigation {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
    margin-top: 10px;
}

.prev-article,
.next-article {
    min-height: 85px;
    padding: 17px 19px;
    border: 1px solid var(--net-border);
    background: #0d1b2a;
    text-decoration: none;
    text-align: left;
    font-family: inherit;
}

.prev-article:hover,
.next-article:hover {
    border-color: rgba(255,189,0,.3);
}

.article-navigation small {
    display: block;
    color: #5f7891;
    font-size: 8px;
    font-weight: 800;
    letter-spacing: 1.5px;
}

.article-navigation strong {
    display: block;
    margin-top: 8px;
    color: var(--net-accent);
    font-size: 11px;
}

.next-article {
    cursor: pointer;
}


/* RESPONSIVE */
@media (max-width: 900px) {
    .networking-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .networking-section-heading {
        display: block;
    }

    .networking-section-heading p {
        margin-top: 15px;
    }

    .article-layout {
        grid-template-columns: 1fr;
    }

    .article-toc {
        position: static;
        border-right: 0;
        border-bottom: 1px solid var(--net-border);
    }

    .article-toc a {
        display: inline-block;
        margin-right: 18px;
    }
}

@media (max-width: 640px) {
    .networking-hero {
        padding: 45px 0 60px;
    }

    .networking-hero h1 {
        letter-spacing: -2px;
    }

    .networking-grid {
        grid-template-columns: 1fr;
    }

    .networking-path {
        padding-top: 55px;
    }

    .article-header {
        padding: 27px 23px;
    }

    .article-layout {
        display: block;
    }

    .article-toc {
        padding: 22px;
    }

    .article-body {
        padding: 30px 23px 40px;
    }

    .network-example,
    .article-navigation {
        grid-template-columns: 1fr;
    }

    .layer-stack div {
        display: block;
    }

    .layer-stack span {
        display: block;
        margin-top: 5px;
        text-align: left;
    }

    .data-flow {
        flex-direction: column;
    }

    .data-flow i {
        transform: rotate(90deg);
    }
}