/* =========================================================
   CODEJOURNEY — ARTICLE PAGE
========================================================= */

.article-page {
    width: 100%;
    min-height: 100vh;

    padding: 55px 20px 100px;

    background:
        linear-gradient(
            180deg,
            #f8fafc 0%,
            #ffffff 100%
        );
}

.article-container {
    width: 100%;
    max-width: 1120px;

    margin: 0 auto;
    padding: 0;
}


/* =========================================================
   BACK BUTTON
========================================================= */

.back-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;

    margin-bottom: 25px;

    color: #64748b;

    font-size: 14px;
    font-weight: 600;

    text-decoration: none;

    transition: all 0.25s ease;
}

.back-link:hover {
    color: #2563eb;
    transform: translateX(-4px);
}


/* =========================================================
   ARTICLE CARD
========================================================= */

.article-container article {
    width: 100%;
    max-width: 1000px;

    margin: 0 auto;

    padding: 60px 70px;

    background: #ffffff;

    border: 1px solid #e5e7eb;

    border-radius: 24px;

    box-shadow:
        0 20px 60px rgba(15, 23, 42, 0.07),
        0 4px 12px rgba(15, 23, 42, 0.03);
}


/* =========================================================
   ARTICLE HEADER
========================================================= */

.article-title {
    margin: 0 0 18px;

    color: #0f172a;

    font-size: clamp(38px, 5vw, 64px);

    line-height: 1.05;

    font-weight: 800;

    letter-spacing: -2.5px;
}


/* =========================================================
   ARTICLE META
========================================================= */

.article-meta {
    display: flex;
    align-items: center;
    flex-wrap: wrap;

    gap: 8px;

    margin-bottom: 35px;

    color: #64748b;

    font-size: 14px;

    line-height: 1.5;
}

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


/* =========================================================
   FEATURED IMAGE
========================================================= */

.article-main-image {
    display: block;

    width: 100%;
    height: auto;

    max-height: 550px;

    margin: 0 0 45px;

    object-fit: cover;

    border-radius: 18px;

    background: #f1f5f9;

    border: 1px solid #e2e8f0;

    box-shadow:
        0 18px 45px rgba(15, 23, 42, 0.10);
}


/* =========================================================
   ARTICLE BODY
========================================================= */

.article-body {
    max-width: 820px;

    margin: 0 auto;

    color: #334155;

    font-size: 18px;

    line-height: 1.9;

    overflow-wrap: break-word;
}


/* =========================================================
   PARAGRAPHS
========================================================= */

.article-body p {
    margin: 0 0 26px;
}

.article-body p:last-child {
    margin-bottom: 0;
}


/* =========================================================
   BOLD / ITALIC
========================================================= */

.article-body strong {
    color: #0f172a;

    font-weight: 700;
}

.article-body em {
    color: #475569;
}


/* =========================================================
   HEADINGS
========================================================= */

.article-body h2 {
    margin: 55px 0 20px;

    color: #0f172a;

    font-size: 31px;

    line-height: 1.25;

    font-weight: 750;

    letter-spacing: -0.8px;
}

.article-body h3 {
    margin: 42px 0 16px;

    color: #0f172a;

    font-size: 25px;

    line-height: 1.3;

    font-weight: 700;

    letter-spacing: -0.4px;
}

.article-body h4 {
    margin: 32px 0 14px;

    color: #0f172a;

    font-size: 20px;

    line-height: 1.4;
}


/* =========================================================
   LINKS
========================================================= */

.article-body a {
    color: #2563eb;

    font-weight: 600;

    text-decoration: none;

    border-bottom: 1px solid rgba(37, 99, 235, 0.25);

    transition: all 0.2s ease;
}

.article-body a:hover {
    color: #1d4ed8;

    border-bottom-color: #1d4ed8;
}


/* =========================================================
   LISTS
========================================================= */

.article-body ul,
.article-body ol {
    margin: 0 0 30px;

    padding-left: 28px;
}

.article-body li {
    margin-bottom: 11px;

    padding-left: 4px;
}


/* =========================================================
   BLOCKQUOTE
========================================================= */

.article-body blockquote {
    margin: 38px 0;

    padding: 23px 26px;

    background: #f8fafc;

    border-left: 4px solid #2563eb;

    border-radius: 0 14px 14px 0;

    color: #475569;

    font-size: 19px;

    line-height: 1.75;
}


/* =========================================================
   INLINE CODE
========================================================= */

.article-body code {
    padding: 3px 7px;

    background: #f1f5f9;

    color: #be123c;

    border-radius: 6px;

    font-family:
        "SFMono-Regular",
        Consolas,
        "Liberation Mono",
        monospace;

    font-size: 0.88em;
}


/* =========================================================
   CODE BLOCK
========================================================= */

.article-body pre {
    width: 100%;

    margin: 32px 0;

    padding: 24px;

    overflow-x: auto;

    background: #0f172a;

    color: #e2e8f0;

    border-radius: 14px;

    font-family:
        "SFMono-Regular",
        Consolas,
        "Liberation Mono",
        monospace;

    font-size: 14px;

    line-height: 1.7;

    box-shadow:
        0 12px 30px rgba(15, 23, 42, 0.12);
}

.article-body pre code {
    padding: 0;

    background: transparent;

    color: inherit;

    font-size: inherit;
}


/* =========================================================
   CONTENT IMAGES
========================================================= */

.article-body img {
    display: block;

    width: auto;
    max-width: 100%;
    height: auto;

    margin: 35px auto;

    border-radius: 14px;

    border: 1px solid #e2e8f0;
}


/* =========================================================
   FIGURE / CAPTION
========================================================= */

.article-body figure {
    margin: 40px 0;
}

.article-body figure img {
    margin: 0 auto;
}

.article-body figcaption {
    margin-top: 10px;

    color: #64748b;

    font-size: 13px;

    line-height: 1.5;

    text-align: center;
}


/* =========================================================
   TABLE
========================================================= */

.article-body table {
    width: 100%;

    margin: 35px 0;

    border-collapse: collapse;

    overflow-x: auto;

    font-size: 15px;
}

.article-body th,
.article-body td {
    padding: 12px 15px;

    border: 1px solid #e2e8f0;

    text-align: left;
}

.article-body th {
    background: #f8fafc;

    color: #0f172a;

    font-weight: 700;
}


/* =========================================================
   HORIZONTAL LINE
========================================================= */

.article-body hr {
    margin: 45px 0;

    border: 0;

    border-top: 1px solid #e2e8f0;
}


/* =========================================================
   TEXT SELECTION
========================================================= */

.article-title::selection,
.article-body ::selection {
    background: #dbeafe;

    color: #0f172a;
}


/* =========================================================
   TABLET
========================================================= */

@media (max-width: 900px) {

    .article-page {
        padding: 40px 16px 75px;
    }

    .article-container article {
        padding: 45px 40px;

        border-radius: 20px;
    }

    .article-title {
        font-size: 46px;

        letter-spacing: -1.8px;
    }

    .article-body {
        font-size: 17px;

        line-height: 1.85;
    }

    .article-main-image {
        max-height: 450px;
    }
}


/* =========================================================
   MOBILE
========================================================= */

@media (max-width: 600px) {

    .article-page {
        padding: 25px 12px 55px;
    }

    .article-container article {
        padding: 30px 20px;

        border-radius: 16px;
    }

    .back-link {
        margin-bottom: 18px;

        font-size: 13px;
    }

    .article-title {
        margin-bottom: 15px;

        font-size: 32px;

        line-height: 1.1;

        letter-spacing: -1px;
    }

    .article-meta {
        margin-bottom: 25px;

        font-size: 12px;

        gap: 6px;
    }

    .article-main-image {
        width: 100%;

        max-height: 300px;

        margin-bottom: 30px;

        border-radius: 12px;
    }

    .article-body {
        font-size: 16px;

        line-height: 1.8;
    }

    .article-body p {
        margin-bottom: 21px;
    }

    .article-body h2 {
        margin-top: 38px;

        font-size: 25px;
    }

    .article-body h3 {
        margin-top: 30px;

        font-size: 21px;
    }

    .article-body h4 {
        font-size: 18px;
    }

    .article-body ul,
    .article-body ol {
        padding-left: 23px;
    }

    .article-body blockquote {
        margin: 28px 0;

        padding: 17px 18px;

        font-size: 16px;
    }

    .article-body pre {
        margin: 25px -5px;

        width: calc(100% + 10px);

        padding: 15px;

        border-radius: 10px;

        font-size: 12px;
    }
}


/* =========================================================
   SMALL MOBILE
========================================================= */

@media (max-width: 380px) {

    .article-page {
        padding-left: 9px;
        padding-right: 9px;
    }

    .article-container article {
        padding: 25px 16px;
    }

    .article-title {
        font-size: 28px;
    }

    .article-body {
        font-size: 15.5px;
    }

    .article-main-image {
        max-height: 230px;
    }
}