/* =========================================================
   ARTÍCULOS DEL BLOG
   Desmonte Lima
========================================================= */

:root {
    --article-bg: #07100d;
    --article-bg-soft: #0b1713;
    --article-surface: #101d18;
    --article-surface-light: #15251f;
    --article-border: rgba(255, 255, 255, 0.1);
    --article-green: #00ff88;
    --article-white: #ffffff;
    --article-text: #d7e1dc;
    --article-muted: #91a39a;
    --article-container: 1240px;
}

body {
    background: var(--article-bg);
}

.article-container {
    width: min(calc(100% - 40px), var(--article-container));
    margin-inline: auto;
}

/* BREADCRUMB */

.article-breadcrumb {
    padding: 20px 0;
    border-bottom: 1px solid var(--article-border);
    background: #09130f;
}

.article-breadcrumb .article-container {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 10px;
    color: var(--article-muted);
    font-size: 0.82rem;
}

.article-breadcrumb a {
    color: var(--article-text);
    text-decoration: none;
}

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

/* HERO */

.article-hero {
    padding: 75px 0;
    border-bottom: 1px solid var(--article-border);
    background:
        radial-gradient(
            circle at 15% 30%,
            rgba(0, 255, 136, 0.09),
            transparent 30%
        ),
        linear-gradient(
            135deg,
            #06100c,
            #0a1812
        );
}

.article-hero__layout {
    display: grid;
    grid-template-columns: minmax(0, 0.9fr) minmax(420px, 1.1fr);
    align-items: center;
    gap: 65px;
}

.article-category {
    display: inline-flex;
    margin-bottom: 18px;
    padding: 8px 14px;
    border: 1px solid rgba(0, 255, 136, 0.28);
    border-radius: 999px;
    background: rgba(0, 255, 136, 0.08);
    color: var(--article-green);
    font-size: 0.72rem;
    font-weight: 800;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.article-hero h1 {
    max-width: 760px;
    margin: 0;
    color: #ffffff;
    font-size: clamp(2.8rem, 5vw, 5.4rem);
    font-weight: 900;
    letter-spacing: -0.06em;
    line-height: 0.95;
}

.article-hero__description {
    max-width: 680px;
    margin: 25px 0 0;
    color: var(--article-text);
    font-size: 1.05rem;
    line-height: 1.75;
}

.article-meta {
    display: flex;
    margin-top: 28px;
    flex-wrap: wrap;
    gap: 18px;
    color: var(--article-muted);
    font-size: 0.79rem;
    font-weight: 600;
}

.article-meta span {
    display: inline-flex;
    align-items: center;
    gap: 7px;
}

.article-meta i {
    color: var(--article-green);
}

.article-hero__image {
    overflow: hidden;
    border: 1px solid var(--article-border);
    border-radius: 24px;
    box-shadow: 0 22px 65px rgba(0, 0, 0, 0.35);
}

.article-hero__image img {
    display: block;
    width: 100%;
    height: 430px;
    object-fit: cover;
}

/* CONTENIDO */

.article-section {
    padding: 95px 0;
    background: var(--article-bg);
}

.article-layout {
    display: grid;
    grid-template-columns: 260px minmax(0, 1fr);
    align-items: start;
    gap: 65px;
}

.article-sidebar {
    position: sticky;
    top: 110px;
}

.article-index,
.article-sidebar-cta {
    padding: 24px;
    border: 1px solid var(--article-border);
    border-radius: 18px;
    background: var(--article-surface);
}

.article-index__title {
    display: block;
    margin-bottom: 17px;
    color: #ffffff;
    font-size: 0.82rem;
    font-weight: 900;
    text-transform: uppercase;
}

.article-index nav {
    display: grid;
    gap: 12px;
}

.article-index a {
    color: var(--article-muted);
    font-size: 0.78rem;
    line-height: 1.4;
    text-decoration: none;
}

.article-index a:hover {
    color: var(--article-green);
}

.article-sidebar-cta {
    margin-top: 18px;
    text-align: center;
}

.article-sidebar-cta > i {
    margin-bottom: 15px;
    color: #25d366;
    font-size: 2.2rem;
}

.article-sidebar-cta strong {
    display: block;
    font-size: 1rem;
}

.article-sidebar-cta p {
    margin: 11px 0 18px;
    color: var(--article-muted);
    font-size: 0.76rem;
    line-height: 1.6;
}

.article-sidebar-cta a {
    display: inline-flex;
    min-height: 44px;
    padding: 0 18px;
    border-radius: 11px;
    background: var(--article-green);
    color: #04110b;
    font-size: 0.76rem;
    font-weight: 900;
    text-decoration: none;
    align-items: center;
    justify-content: center;
}

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

.article-content > section {
    margin-top: 65px;
}

.article-content > section:first-of-type {
    margin-top: 45px;
}

.article-introduction {
    margin: 0;
    padding: 25px 28px;
    border-left: 4px solid var(--article-green);
    border-radius: 0 16px 16px 0;
    background: var(--article-surface);
    color: var(--article-text);
    font-size: 1.05rem;
    line-height: 1.8;
}

.article-content h2 {
    margin: 0 0 20px;
    color: #ffffff;
    font-size: clamp(1.8rem, 3vw, 2.7rem);
    font-weight: 900;
    letter-spacing: -0.04em;
    line-height: 1.08;
}

.article-content h3 {
    margin: 32px 0 14px;
    color: #ffffff;
    font-size: 1.25rem;
}

.article-content p {
    margin: 0 0 20px;
    color: var(--article-text);
    font-size: 0.98rem;
    line-height: 1.8;
}

.article-highlight,
.article-example,
.article-formula,
.article-calculation {
    margin: 28px 0;
    padding: 24px;
    border: 1px solid rgba(0, 255, 136, 0.2);
    border-radius: 16px;
    background: rgba(0, 255, 136, 0.055);
}

.article-highlight strong,
.article-example span,
.article-formula span {
    display: block;
    margin-bottom: 9px;
    color: var(--article-green);
    font-size: 0.76rem;
    font-weight: 900;
    letter-spacing: 0.07em;
    text-transform: uppercase;
}

.article-highlight p,
.article-example p {
    margin: 0;
}

.article-formula strong {
    display: block;
    color: #ffffff;
    font-size: 1.25rem;
}

.article-calculation p {
    margin: 0;
    color: var(--article-green);
    font-size: 1.5rem;
    font-weight: 900;
    text-align: center;
}

.article-steps,
.article-check-list {
    display: grid;
    margin: 24px 0;
    padding: 0;
    list-style: none;
    gap: 13px;
}

.article-steps {
    counter-reset: article-step;
}

.article-steps li,
.article-check-list li {
    position: relative;
    padding: 17px 18px 17px 52px;
    border: 1px solid var(--article-border);
    border-radius: 13px;
    background: var(--article-surface);
    color: var(--article-text);
    line-height: 1.6;
}

.article-steps li {
    counter-increment: article-step;
}

.article-steps li::before {
    position: absolute;
    top: 15px;
    left: 15px;
    display: grid;
    width: 25px;
    height: 25px;
    border-radius: 8px;
    background: var(--article-green);
    color: #04110b;
    font-size: 0.7rem;
    font-weight: 900;
    content: counter(article-step);
    place-items: center;
}

.article-check-list li::before {
    position: absolute;
    top: 16px;
    left: 18px;
    color: var(--article-green);
    font-weight: 900;
    content: "✓";
}

.article-table-wrapper {
    margin: 28px 0;
    overflow-x: auto;
    border: 1px solid var(--article-border);
    border-radius: 16px;
}

.article-table {
    width: 100%;
    border-collapse: collapse;
    background: var(--article-surface);
}

.article-table th,
.article-table td {
    padding: 17px;
    border-bottom: 1px solid var(--article-border);
    color: var(--article-text);
    font-size: 0.82rem;
    line-height: 1.55;
    text-align: left;
}

.article-table th {
    background: var(--article-surface-light);
    color: #ffffff;
    font-weight: 900;
}

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

.article-info-grid {
    display: grid;
    margin-top: 28px;
    grid-template-columns: repeat(2, 1fr);
    gap: 15px;
}

.article-info-card {
    padding: 22px;
    border: 1px solid var(--article-border);
    border-radius: 16px;
    background: var(--article-surface);
}

.article-info-card > span {
    display: inline-grid;
    width: 35px;
    height: 35px;
    margin-bottom: 18px;
    border-radius: 10px;
    background: rgba(0, 255, 136, 0.1);
    color: var(--article-green);
    font-size: 0.72rem;
    font-weight: 900;
    place-items: center;
}

.article-info-card h3 {
    margin: 0 0 8px;
    font-size: 1rem;
}

.article-info-card p {
    margin: 0;
    color: var(--article-muted);
    font-size: 0.78rem;
    line-height: 1.6;
}

.article-main-cta {
    display: flex;
    margin-top: 45px;
    padding: 35px;
    border: 1px solid rgba(0, 255, 136, 0.23);
    border-radius: 22px;
    background:
        radial-gradient(
            circle at 90% 20%,
            rgba(0, 255, 136, 0.16),
            transparent 30%
        ),
        var(--article-surface);
    align-items: center;
    justify-content: space-between;
    gap: 30px;
}

.article-main-cta span {
    color: var(--article-green);
    font-size: 0.72rem;
    font-weight: 900;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.article-main-cta h2 {
    margin: 10px 0 0;
    font-size: 2rem;
}

.article-main-cta p {
    max-width: 600px;
    margin: 14px 0 0;
}

.article-main-cta > a {
    display: inline-flex;
    min-width: 210px;
    min-height: 54px;
    padding: 0 22px;
    border-radius: 13px;
    background: var(--article-green);
    color: #04110b;
    font-size: 0.82rem;
    font-weight: 900;
    text-decoration: none;
    align-items: center;
    justify-content: center;
    gap: 9px;
}

/* FAQ */

.article-faq details {
    overflow: hidden;
    margin-bottom: 12px;
    border: 1px solid var(--article-border);
    border-radius: 14px;
    background: var(--article-surface);
}

.article-faq summary {
    display: flex;
    min-height: 65px;
    padding: 0 20px;
    color: #ffffff;
    font-size: 0.88rem;
    font-weight: 800;
    cursor: pointer;
    list-style: none;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
}

.article-faq summary::-webkit-details-marker {
    display: none;
}

.article-faq details > div {
    padding: 0 20px 20px;
}

.article-faq details > div p {
    margin: 0;
    padding-top: 18px;
    border-top: 1px solid var(--article-border);
}

/* RELACIONADOS */

.related-articles {
    padding: 90px 0;
    border-top: 1px solid var(--article-border);
    background: var(--article-bg-soft);
}

.related-articles__heading {
    margin-bottom: 38px;
}

.related-articles__heading > span {
    color: var(--article-green);
    font-size: 0.72rem;
    font-weight: 900;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

.related-articles__heading h2 {
    margin: 10px 0 0;
    font-size: clamp(2rem, 4vw, 3.2rem);
}

.related-articles__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.related-card {
    overflow: hidden;
    border: 1px solid var(--article-border);
    border-radius: 17px;
    background: var(--article-surface);
}

.related-card__image {
    display: block;
    height: 220px;
    overflow: hidden;
}

.related-card__image img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.35s ease;
}

.related-card:hover .related-card__image img {
    transform: scale(1.05);
}

.related-card__content {
    padding: 22px;
}

.related-card__content > span {
    color: var(--article-green);
    font-size: 0.67rem;
    font-weight: 900;
    text-transform: uppercase;
}

.related-card h3 {
    margin: 11px 0 18px;
    font-size: 1rem;
    line-height: 1.45;
}

.related-card h3 a {
    color: #ffffff;
    text-decoration: none;
}

.related-card__link {
    color: var(--article-green);
    font-size: 0.76rem;
    font-weight: 900;
    text-decoration: none;
}

/* RESPONSIVE */

@media (max-width: 1000px) {
    .article-hero__layout {
        grid-template-columns: 1fr;
    }

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

    .article-sidebar {
        position: static;
    }

    .article-index {
        display: none;
    }

    .related-articles__grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 700px) {
    .article-container {
        width: min(calc(100% - 28px), var(--article-container));
    }

    .article-hero {
        padding: 55px 0;
    }

    .article-hero h1 {
        font-size: 2.6rem;
    }

    .article-hero__image img {
        height: 280px;
    }

    .article-section {
        padding: 65px 0;
    }

    .article-content > section {
        margin-top: 50px;
    }

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

    .article-main-cta {
        padding: 27px;
        align-items: stretch;
        flex-direction: column;
    }

    .article-main-cta > a {
        width: 100%;
    }

    .related-articles__grid {
        grid-template-columns: 1fr;
    }
}