/* ============================================================
   DNM44 — Article Fibre Optique
   Requires base.css
============================================================ */

.article-page {
    background: var(--bg-0);
}

/* ================= HERO ================= */
.article-hero {
    position: relative;
    min-height: 680px;
    display: flex;
    align-items: flex-end;
    overflow: hidden;
    padding: calc(var(--header-h) + 90px) 0 92px;
    border-bottom: 1px solid var(--line);
}

.article-hero-bg,
.article-hero-overlay {
    position: absolute;
    inset: 0;
}

.article-hero-bg img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center 45%;
    filter: saturate(.72) contrast(1.04);
}

.article-hero-overlay {
    background: linear-gradient(90deg, rgba(4, 6, 12, .97) 0%, rgba(4, 6, 12, .91) 38%, rgba(4, 6, 12, .66) 72%, rgba(4, 6, 12, .58) 100%),
    linear-gradient(180deg, rgba(4, 6, 12, .55) 0%, rgba(4, 6, 12, .16) 36%, rgba(4, 6, 12, .96) 100%);
}

.article-hero::before {
    content: "";
    position: absolute;
    inset: 0;
    z-index: 1;
    pointer-events: none;
    background-image: linear-gradient(rgba(146, 168, 220, .045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(146, 168, 220, .045) 1px, transparent 1px);
    background-size: 56px 56px;
    -webkit-mask-image: linear-gradient(to bottom, #000 0%, transparent 80%);
    mask-image: linear-gradient(to bottom, #000 0%, transparent 80%);
}

.article-hero-inner {
    position: relative;
    z-index: 3;
    width: 100%;
}

.article-breadcrumb {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 9px;
    margin-bottom: 42px;
    font-family: var(--font-mono);
    font-size: .7rem;
    letter-spacing: .06em;
    color: var(--muted-2);
}

.article-breadcrumb a {
    transition: color .2s ease;
}

.article-breadcrumb a:hover {
    color: var(--cyan);
}

.article-breadcrumb i {
    font-size: .55rem;
    opacity: .65;
}

.article-breadcrumb span {
    color: var(--muted);
}

.article-hero-copy {
    max-width: 900px;
}

.article-category {
    width: max-content;
    display: inline-flex;
    align-items: center;
    gap: 9px;
    padding: 8px 13px;
    border: 1px solid rgba(63, 212, 255, .24);
    border-radius: 999px;
    background: rgba(63, 212, 255, .08);
    color: var(--cyan);
    font-family: var(--font-mono);
    font-size: .69rem;
    font-weight: 500;
    letter-spacing: .08em;
    text-transform: uppercase;
}

.article-hero h1 {
    max-width: 880px;
    margin-top: 20px;
    font-family: var(--font-display);
    font-size: clamp(2.2rem, 4.5vw, 4rem);
    line-height: .99;
    letter-spacing: -.045em;
}

.article-hero-lede {
    max-width: 760px;
    margin-top: 26px;
    color: #bac5dc;
    font-size: clamp(1rem, 1.5vw, 1.14rem);
    line-height: 1.75;
}

.article-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 12px 24px;
    margin-top: 34px;
    color: var(--muted);
    font-size: .84rem;
}

.article-meta span {
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.article-meta i {
    color: var(--amber);
    font-size: .82rem;
}

.article-hero-current {
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 4;
    height: 1px;
    background: var(--line);
}

.article-hero-current::after {
    content: "";
    position: absolute;
    top: -1px;
    left: -20%;
    width: 20%;
    height: 3px;
    border-radius: 3px;
    background: var(--grad-blue);
    box-shadow: 0 0 18px rgba(63, 212, 255, .65);
    animation: article-current 5.5s linear infinite;
}

@keyframes article-current {
    to {
        left: 110%;
    }
}

/* ================= LAYOUT ================= */
.article-shell {
    position: relative;
    padding-top: 72px;
}

.article-layout {
    display: grid;
    grid-template-columns: 260px minmax(0, 760px);
    justify-content: center;
    gap: clamp(52px, 7vw, 92px);
    align-items: start;
}

.article-sidebar {
    position: sticky;
    top: calc(var(--header-h) + 28px);
    display: grid;
    gap: 22px;
}

.article-toc,
.article-side-card {
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: linear-gradient(145deg, rgba(16, 26, 46, .72), rgba(7, 11, 20, .82));
    box-shadow: 0 18px 44px -32px rgba(0, 0, 0, .9);
}

.article-toc {
    padding: 22px 18px 16px;
}

.toc-label {
    display: block;
    padding: 0 8px 12px;
    margin-bottom: 6px;
    border-bottom: 1px solid var(--line);
    color: var(--text);
    font-family: var(--font-display);
    font-weight: 600;
    font-size: .9rem;
}

.article-toc nav {
    display: grid;
    gap: 2px;
}

.article-toc a {
    display: grid;
    grid-template-columns: 26px 1fr;
    gap: 8px;
    align-items: start;
    padding: 9px 8px;
    border-radius: 8px;
    color: var(--muted);
    font-size: .78rem;
    line-height: 1.38;
    transition: color .2s ease, background .2s ease;
}

.article-toc a span {
    padding-top: 1px;
    color: var(--muted-2);
    font-family: var(--font-mono);
    font-size: .61rem;
}

.article-toc a:hover,
.article-toc a.is-active {
    color: var(--text);
    background: rgba(63, 212, 255, .07);
}

.article-toc a.is-active span {
    color: var(--cyan);
}

.article-side-card {
    padding: 22px;
}

.side-card-icon {
    width: 42px;
    height: 42px;
    display: grid;
    place-items: center;
    border-radius: 12px;
    background: rgba(77, 141, 255, .12);
    border: 1px solid rgba(77, 141, 255, .2);
    color: var(--cyan);
}

.article-side-card h3 {
    margin-top: 16px;
    font-family: var(--font-display);
    font-size: 1.06rem;
}

.article-side-card p {
    margin: 8px 0 18px;
    color: var(--muted);
    font-size: .83rem;
    line-height: 1.6;
}

.article-content {
    min-width: 0;
}

.article-content > * + * {
    margin-top: 58px;
}

.article-content p {
    color: #b1bdd5;
    font-size: 1.03rem;
    line-height: 1.9;
}

.article-content p + p {
    margin-top: 18px;
}

.article-intro {
    padding-bottom: 46px;
    border-bottom: 1px solid var(--line);
}

.article-intro .article-dropcap:first-letter {
    float: left;
    margin: 6px 11px 0 0;
    font-family: var(--font-display);
    font-size: 4.7rem;
    font-weight: 700;
    line-height: .72;
    color: transparent;
    background: var(--grad-blue);
    -webkit-background-clip: text;
    background-clip: text;
}

/* ================= KEY POINTS ================= */
.article-keypoints {
    position: relative;
    overflow: hidden;
    padding: 28px;
    border: 1px solid rgba(63, 212, 255, .22);
    border-radius: var(--radius);
    background: linear-gradient(135deg, rgba(77, 141, 255, .095), rgba(63, 212, 255, .035));
}

.article-keypoints::after {
    content: "";
    position: absolute;
    width: 180px;
    height: 180px;
    right: -70px;
    top: -90px;
    border-radius: 50%;
    background: rgba(63, 212, 255, .08);
    filter: blur(5px);
}

.kp-heading {
    position: relative;
    z-index: 1;
    display: flex;
    align-items: center;
    gap: 14px;
}

.kp-icon {
    width: 48px;
    height: 48px;
    display: grid;
    place-items: center;
    border-radius: 14px;
    background: var(--grad-blue);
    color: #041022;
    box-shadow: 0 12px 30px -14px rgba(63, 212, 255, .9);
}

.kp-kicker {
    display: block;
    color: var(--cyan);
    font-family: var(--font-mono);
    font-size: .62rem;
    letter-spacing: .16em;
    text-transform: uppercase;
}

.kp-heading h2 {
    margin-top: 2px;
    font-family: var(--font-display);
    font-size: 1.25rem;
}

.kp-grid {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
    margin-top: 25px;
}

.kp-grid div {
    padding-top: 16px;
    border-top: 1px solid rgba(146, 168, 220, .16);
}

.kp-grid strong,
.kp-grid span {
    display: block;
}

.kp-grid strong {
    font-family: var(--font-display);
    font-size: .9rem;
}

.kp-grid span {
    margin-top: 5px;
    color: var(--muted);
    font-size: .78rem;
    line-height: 1.55;
}

/* ================= ARTICLE SECTIONS ================= */
.article-section {
    position: relative;
    scroll-margin-top: calc(var(--header-h) + 28px);
}

.article-section-num {
    display: block;
    margin-bottom: 10px;
    color: var(--cyan);
    font-family: var(--font-mono);
    font-size: .66rem;
    letter-spacing: .18em;
}

.article-section > h2,
.article-conclusion h2 {
    max-width: 690px;
    margin-bottom: 22px;
    font-family: var(--font-display);
    font-size: clamp(1.8rem, 3.6vw, 2.65rem);
    line-height: 1.14;
    letter-spacing: -.025em;
}

.article-section > h2::after {
    content: "";
    display: block;
    width: 44px;
    height: 3px;
    margin-top: 18px;
    border-radius: 999px;
    background: var(--grad-blue);
}

.article-figure {
    margin: 34px 0;
    overflow: hidden;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: var(--card);
}

.article-figure img {
    width: 100%;
    height: 390px;
    object-fit: cover;
}

.article-figure figcaption {
    padding: 14px 17px;
    color: var(--muted);
    font-size: .77rem;
    line-height: 1.55;
}

.article-figure figcaption i {
    margin-right: 7px;
    color: var(--cyan);
}

/* Process */
.process-line {
    display: grid;
    grid-template-columns: 1fr auto 1fr auto 1fr auto 1fr;
    align-items: stretch;
    gap: 10px;
    margin: 32px 0;
}

.process-step {
    position: relative;
    min-width: 0;
    padding: 18px 14px;
    border: 1px solid var(--line);
    border-radius: 14px;
    background: var(--card);
    text-align: center;
}

.process-step > span {
    position: absolute;
    top: 8px;
    right: 10px;
    font-family: var(--font-mono);
    font-size: .55rem;
    color: var(--muted-2);
}

.process-step > i {
    margin: 7px 0 12px;
    font-size: 1.2rem;
    color: var(--cyan);
}

.process-step h3 {
    font-family: var(--font-display);
    font-size: .84rem;
}

.process-step p {
    margin-top: 5px !important;
    color: var(--muted);
    font-size: .69rem;
    line-height: 1.45;
}

.process-arrow {
    align-self: center;
    color: var(--muted-2);
    font-size: .72rem;
}

/* Benefits */
.benefits-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px;
    margin: 32px 0;
}

.benefit-card {
    padding: 24px;
    border: 1px solid var(--line);
    border-radius: 16px;
    background: linear-gradient(145deg, var(--card), rgba(7, 11, 20, .82));
    transition: transform .25s ease, border-color .25s ease;
}

.benefit-card:hover {
    transform: translateY(-3px);
    border-color: rgba(63, 212, 255, .28);
}

.benefit-card > span {
    width: 42px;
    height: 42px;
    display: grid;
    place-items: center;
    border-radius: 12px;
    color: var(--cyan);
    background: rgba(63, 212, 255, .08);
    border: 1px solid rgba(63, 212, 255, .13);
}

.benefit-card h3 {
    margin-top: 15px;
    font-family: var(--font-display);
    font-size: 1rem;
}

.benefit-card p {
    margin-top: 7px !important;
    font-size: .85rem;
    line-height: 1.65;
}

.article-quote {
    position: relative;
    margin: 38px 0 0;
    padding: 30px 32px 26px 38px;
    overflow: hidden;
    border-left: 3px solid var(--cyan);
    border-radius: 0 16px 16px 0;
    background: rgba(63, 212, 255, .045);
}

.article-quote > i {
    position: absolute;
    right: 22px;
    top: 18px;
    color: rgba(63, 212, 255, .1);
    font-size: 3rem;
}

.article-quote p {
    position: relative;
    z-index: 1;
    color: var(--text);
    font-family: var(--font-display);
    font-size: 1.15rem;
    line-height: 1.65;
}

.article-quote footer {
    margin-top: 14px;
    color: var(--muted-2);
    font-family: var(--font-mono);
    font-size: .65rem;
}

/* Table */
.compare-table-wrap {
    margin: 32px 0;
    overflow-x: auto;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: var(--card);
}

.compare-table {
    width: 100%;
    min-width: 680px;
    border-collapse: collapse;
    font-size: .83rem;
}

.compare-table th,
.compare-table td {
    padding: 16px 17px;
    border-bottom: 1px solid var(--line);
    text-align: left;
    vertical-align: top;
}

.compare-table th {
    background: rgba(77, 141, 255, .07);
    color: var(--text);
    font-family: var(--font-mono);
    font-size: .65rem;
    letter-spacing: .08em;
    text-transform: uppercase;
}

.compare-table td {
    color: var(--muted);
    line-height: 1.55;
}

.compare-table tr:last-child td {
    border-bottom: 0;
}

.compare-table strong {
    color: var(--cyan);
    font-family: var(--font-display);
}

.article-note {
    display: flex;
    align-items: flex-start;
    gap: 13px;
    padding: 18px 20px;
    border-radius: 13px;
    background: rgba(240, 180, 69, .06);
    border: 1px solid rgba(240, 180, 69, .16);
}

.article-note > i {
    flex: none;
    margin-top: 5px;
    color: var(--amber);
}

.article-note p {
    font-size: .87rem;
    line-height: 1.65;
}

.article-note strong {
    color: var(--text);
}

/* Installation */
.installation-steps {
    display: grid;
    gap: 0;
    margin: 32px 0 38px;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    overflow: hidden;
}

.installation-steps article {
    position: relative;
    display: grid;
    grid-template-columns: 64px 1fr;
    gap: 18px;
    padding: 22px 24px;
    background: rgba(12, 19, 34, .7);
    border-bottom: 1px solid var(--line);
}

.installation-steps article:last-child {
    border-bottom: 0;
}

.step-number {
    width: 48px;
    height: 48px;
    display: grid;
    place-items: center;
    border-radius: 14px;
    background: rgba(63, 212, 255, .07);
    border: 1px solid rgba(63, 212, 255, .15);
    color: var(--cyan);
    font-family: var(--font-mono);
    font-size: .7rem;
}

.installation-steps h3 {
    font-family: var(--font-display);
    font-size: 1rem;
}

.installation-steps p {
    margin-top: 4px !important;
    font-size: .84rem;
    line-height: 1.58;
}

.article-figure--split {
    display: grid;
    grid-template-columns: 1.1fr .9fr;
}

.article-figure--split img {
    min-height: 320px;
    height: 100%;
}

.article-figure--split figcaption {
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: 32px;
}

.article-figure--split figcaption span {
    color: var(--cyan);
    font-family: var(--font-mono);
    font-size: .62rem;
    letter-spacing: .12em;
    text-transform: uppercase;
}

.article-figure--split figcaption strong {
    margin-top: 8px;
    color: var(--text);
    font-family: var(--font-display);
    font-size: 1.2rem;
    line-height: 1.3;
}

.article-figure--split figcaption p {
    margin-top: 13px !important;
    font-size: .8rem;
    line-height: 1.6;
}

/* Business */
.business-panel {
    display: grid;
    grid-template-columns: 1.15fr .85fr;
    gap: 30px;
    margin: 32px 0;
    padding: 30px;
    border-radius: var(--radius);
    background: linear-gradient(135deg, rgba(77, 141, 255, .09), rgba(12, 19, 34, .8));
    border: 1px solid rgba(77, 141, 255, .18);
}

.business-panel .eyebrow {
    margin-bottom: 12px;
    font-size: .6rem;
}

.business-panel h3 {
    font-family: var(--font-display);
    font-size: 1.25rem;
    line-height: 1.3;
}

.business-panel-copy p {
    margin-top: 10px !important;
    font-size: .83rem;
    line-height: 1.65;
}

.business-panel ul {
    display: grid;
    align-content: center;
    gap: 11px;
}

.business-panel li {
    display: flex;
    gap: 10px;
    color: #b7c2d9;
    font-size: .83rem;
}

.business-panel li i {
    margin-top: 4px;
    color: var(--cyan);
    font-size: .72rem;
}

/* Symptoms */
.symptoms-list {
    display: grid;
    gap: 12px;
    margin: 30px 0;
}

.symptoms-list > div {
    display: grid;
    grid-template-columns: 45px 1fr;
    gap: 14px;
    align-items: center;
    padding: 17px 18px;
    border-radius: 14px;
    background: var(--card);
    border: 1px solid var(--line);
}

.symptoms-list > div > i {
    width: 42px;
    height: 42px;
    display: grid;
    place-items: center;
    border-radius: 12px;
    background: rgba(240, 180, 69, .08);
    color: var(--amber);
}

.symptoms-list span,
.symptoms-list strong {
    display: block;
}

.symptoms-list strong {
    color: var(--text);
    font-family: var(--font-display);
    font-size: .91rem;
}

.symptoms-list span {
    color: var(--muted);
    font-size: .78rem;
    line-height: 1.5;
}

/* Checklist */
.checklist-card {
    margin: 32px 0;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    overflow: hidden;
    background: var(--card);
}

.checklist-head {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 23px 25px;
    border-bottom: 1px solid var(--line);
    background: rgba(77, 141, 255, .06);
}

.checklist-head > span {
    width: 44px;
    height: 44px;
    display: grid;
    place-items: center;
    border-radius: 12px;
    color: var(--cyan);
    background: rgba(63, 212, 255, .08);
}

.checklist-head small {
    display: block;
    color: var(--muted-2);
    font-family: var(--font-mono);
    font-size: .58rem;
    letter-spacing: .13em;
    text-transform: uppercase;
}

.checklist-head h3 {
    margin-top: 2px;
    font-family: var(--font-display);
    font-size: 1.12rem;
}

.checklist-card li {
    display: grid;
    grid-template-columns: 34px 1fr;
    gap: 15px;
    padding: 17px 24px;
    border-bottom: 1px solid var(--line);
}

.checklist-card li:last-child {
    border-bottom: 0;
}

.checklist-card li > span {
    padding-top: 4px;
    color: var(--cyan);
    font-family: var(--font-mono);
    font-size: .64rem;
}

.checklist-card li p {
    margin: 0 !important;
    font-size: .84rem;
    line-height: 1.6;
}

.checklist-card li strong {
    color: var(--text);
}

/* Conclusion + share */
.article-conclusion {
    position: relative;
    overflow: hidden;
    padding: 38px;
    border-radius: var(--radius);
    border: 1px solid rgba(63, 212, 255, .2);
    background: linear-gradient(140deg, rgba(77, 141, 255, .11), rgba(7, 11, 20, .82));
}

.article-conclusion::after {
    content: "";
    position: absolute;
    width: 250px;
    height: 250px;
    right: -120px;
    bottom: -130px;
    border-radius: 50%;
    background: rgba(63, 212, 255, .08);
}

.article-conclusion h2,
.article-conclusion p,
.article-conclusion .article-category {
    position: relative;
    z-index: 1;
}

.article-conclusion h2 {
    margin-top: 18px;
    font-size: clamp(1.65rem, 3.2vw, 2.35rem);
}

.article-share {
    position: relative;
    display: flex;
    align-items: center;
    gap: 14px;
    padding-top: 26px;
    border-top: 1px solid var(--line);
}

.article-share > span:first-child {
    margin-right: auto;
    color: var(--muted);
    font-size: .82rem;
}

.article-share > div {
    display: flex;
    gap: 8px;
}

.article-share a,
.article-share button {
    width: 38px;
    height: 38px;
    display: grid;
    place-items: center;
    border: 1px solid var(--line-strong);
    border-radius: 10px;
    background: rgba(146, 168, 220, .05);
    color: var(--muted);
    cursor: pointer;
    transition: color .2s ease, border-color .2s ease, transform .2s ease;
}

.article-share a:hover,
.article-share button:hover {
    color: var(--cyan);
    border-color: var(--cyan);
    transform: translateY(-2px);
}

.copy-feedback {
    position: absolute;
    right: 0;
    bottom: -30px;
    opacity: 0;
    transform: translateY(-4px);
    color: var(--cyan);
    font-family: var(--font-mono);
    font-size: .62rem;
    transition: opacity .2s ease, transform .2s ease;
}

.copy-feedback.is-visible {
    opacity: 1;
    transform: none;
}

/* ================= CONTACT ================= */
.article-contact {
    margin-top: 10px;
}

.article-contact-grid {
    display: grid;
    grid-template-columns: .9fr 1.1fr;
    gap: clamp(44px, 7vw, 86px);
    align-items: center;
}

.article-contact-copy h2 {
    margin-top: 4px;
    max-width: 580px;
    font-family: var(--font-display);
    font-size: clamp(2rem, 4vw, 3rem);
    line-height: 1.12;
    letter-spacing: -.025em;
}

.article-contact-copy > p {
    max-width: 520px;
    margin-top: 18px;
    color: var(--muted);
}

.contact-mini-list {
    display: flex;
    flex-wrap: wrap;
    gap: 9px;
    margin-top: 24px;
}

.contact-mini-list span {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 11px;
    border-radius: 999px;
    border: 1px solid var(--line);
    background: rgba(146, 168, 220, .04);
    color: #aab6cf;
    font-size: .74rem;
}

.contact-mini-list i {
    color: var(--cyan);
    font-size: .66rem;
}

.article-contact-form {
    margin: 0;
}

/* ================= RESPONSIVE ================= */
@media (max-width: 1024px) {
    .article-hero {
        min-height: 620px;
    }

    .article-layout {
        grid-template-columns: minmax(0, 760px);
    }

    .article-sidebar {
        position: static;
        display: block;
    }

    .article-side-card {
        display: none;
    }

    .article-toc {
        padding: 18px;
    }

    .article-toc nav {
        grid-template-columns: repeat(2, 1fr);
        gap: 4px 10px;
    }

    .article-contact-grid {
        grid-template-columns: 1fr;
        max-width: 760px;
    }
}

@media (max-width: 760px) {
    .article-hero {
        min-height: 600px;
        padding: calc(var(--header-h) + 62px) 0 66px;
    }

    .article-hero-overlay {
        background: linear-gradient(180deg, rgba(4, 6, 12, .72) 0%, rgba(4, 6, 12, .84) 50%, rgba(4, 6, 12, .98) 100%);
    }

    .article-breadcrumb {
        margin-bottom: 30px;
    }

    .article-hero h1 {
        font-size: clamp(2.35rem, 11vw, 3.5rem);
    }

    .article-shell {
        padding-top: 50px;
    }

    .article-content > * + * {
        margin-top: 48px;
    }

    .article-content p {
        font-size: .98rem;
        line-height: 1.82;
    }

    .article-toc nav {
        display: flex;
        overflow-x: auto;
        gap: 8px;
        padding: 4px 0 2px;
        scrollbar-width: thin;
    }

    .article-toc a {
        min-width: 190px;
        border: 1px solid var(--line);
        background: rgba(146, 168, 220, .035);
    }

    .kp-grid,
    .benefits-grid,
    .business-panel,
    .article-figure--split {
        grid-template-columns: 1fr;
    }

    .process-line {
        grid-template-columns: 1fr;
    }

    .process-arrow {
        transform: rotate(90deg);
        justify-self: center;
    }

    .process-step {
        display: grid;
        grid-template-columns: 42px 1fr;
        column-gap: 12px;
        text-align: left;
    }

    .process-step > i {
        grid-row: 1 / 3;
        align-self: center;
        margin: 0;
        text-align: center;
    }

    .process-step h3 {
        align-self: end;
    }

    .process-step p {
        margin-top: 3px !important;
    }

    .article-figure img {
        height: 270px;
    }

    .article-figure--split img {
        min-height: 0;
    }

    .article-figure--split figcaption {
        padding: 24px;
    }

    .article-conclusion {
        padding: 28px 24px;
    }
}

@media (max-width: 520px) {
    .article-hero {
        min-height: 570px;
    }

    .article-meta {
        gap: 10px 16px;
        font-size: .76rem;
    }

    .article-keypoints {
        padding: 22px 18px;
    }

    .kp-grid {
        gap: 12px;
    }

    .kp-grid div {
        padding-top: 12px;
    }

    .article-section > h2 {
        font-size: 1.75rem;
    }

    .benefit-card,
    .business-panel {
        padding: 20px;
    }

    .article-quote {
        padding: 25px 20px 22px 25px;
    }

    .article-quote p {
        font-size: 1.02rem;
    }

    .installation-steps article {
        grid-template-columns: 46px 1fr;
        gap: 13px;
        padding: 18px 16px;
    }

    .step-number {
        width: 42px;
        height: 42px;
    }

    .checklist-card li {
        padding: 15px 17px;
    }

    .article-share {
        flex-wrap: wrap;
    }

    .article-share > span:first-child {
        width: 100%;
    }
}

@media (prefers-reduced-motion: reduce) {
    .article-hero-current::after {
        animation: none;
        left: 40%;
    }
}