/* ============================================================
   HIDYA ACCESS — Blog CSS partagé
   Charte : --gold #C9A84C · --black #0D0D0D · --white #F2F0EB
   ============================================================ */

:root {
    --gold:       #C9A84C;
    --gold-light: #D9BC76;
    --black:      #0D0D0D;
    --dark:       #141414;
    --dark-2:     #1B1B1B;
    --dark-3:     #222222;
    --white:      #F2F0EB;
    --gray:       #8E8E86;
    --gray-light: #ABABAA;
    --content-w:  720px;
    --wide-w:     1080px;
}

*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
    font-family: 'Aptos', 'Inter', system-ui, sans-serif;
    background: var(--black);
    color: var(--white);
    -webkit-font-smoothing: antialiased;
    line-height: 1.7;
    overflow-x: hidden;
}

/* ---- HEADER ---- */
.blog-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(13,13,13,.92);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(201,168,76,.12);
    padding: .9rem 2rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}

.blog-header-logo {
    display: flex;
    align-items: center;
    gap: .75rem;
    text-decoration: none;
    color: var(--white);
}

.blog-header-logo img { display: block; }

.blog-header-wordmark {
    font-family: 'Bodoni Moda', serif;
    font-size: .75rem;
    font-weight: 400;
    letter-spacing: .2em;
    text-transform: uppercase;
    color: var(--white);
}

.blog-header-right {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.blog-back-link {
    font-size: .6rem;
    font-weight: 400;
    letter-spacing: .18em;
    text-transform: uppercase;
    color: var(--gray-light);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: .4rem;
    transition: color .3s;
}
.blog-back-link:hover { color: var(--gold); }

.btn-contact-header {
    font-size: .5rem;
    font-weight: 500;
    letter-spacing: .2em;
    text-transform: uppercase;
    color: var(--gold);
    border: 1px solid rgba(201,168,76,.4);
    padding: .5rem 1rem;
    text-decoration: none;
    transition: border-color .3s, background .3s;
}
.btn-contact-header:hover {
    border-color: var(--gold);
    background: rgba(201,168,76,.07);
}

/* ---- PROGRESS BAR ---- */
.reading-progress {
    position: fixed;
    top: 0;
    left: 0;
    height: 2px;
    background: var(--gold);
    width: 0%;
    z-index: 200;
    transition: width .1s linear;
}

/* ---- HERO ARTICLE ---- */
.article-hero {
    padding: 5rem 2rem 3.5rem;
    max-width: var(--wide-w);
    margin: 0 auto;
    position: relative;
}

.article-hero::before {
    content: '';
    position: absolute;
    top: 0; left: 50%;
    transform: translateX(-50%);
    width: 80%;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(201,168,76,.3), transparent);
}

.article-category {
    display: inline-block;
    font-size: .6rem;
    font-weight: 500;
    letter-spacing: .28em;
    text-transform: uppercase;
    color: var(--gold);
    border: 1px solid rgba(201,168,76,.3);
    padding: .3rem .8rem;
    margin-bottom: 1.4rem;
}

.article-title {
    font-family: 'Bodoni Moda', serif;
    font-size: clamp(1.7rem, 4vw, 2.8rem);
    font-weight: 400;
    line-height: 1.2;
    letter-spacing: .02em;
    text-transform: uppercase;
    color: var(--white);
    margin-bottom: 1.2rem;
    max-width: 860px;
}

.article-excerpt {
    font-size: .9rem;
    font-weight: 300;
    color: var(--gray-light);
    line-height: 1.75;
    max-width: 680px;
    margin-bottom: 1.8rem;
}

.article-meta {
    display: flex;
    align-items: center;
    gap: 1.2rem;
    flex-wrap: wrap;
}

.article-meta-item {
    font-size: .6rem;
    font-weight: 400;
    letter-spacing: .14em;
    text-transform: uppercase;
    color: var(--gray);
    display: flex;
    align-items: center;
    gap: .4rem;
}

.article-meta-divider {
    width: 1px;
    height: 12px;
    background: rgba(201,168,76,.25);
}

/* ---- CONTENU ARTICLE ---- */
.article-body {
    max-width: var(--content-w);
    margin: 0 auto;
    padding: 0 2rem 5rem;
}

/* ---- IMAGE HERO ARTICLE ---- */
.article-hero-img {
    display: block;
    width: calc(100% - 4rem);
    max-width: var(--wide-w);
    margin: 0 auto 3rem;
}

.article-hero-img img {
    width: 100%;
    height: auto;
    display: block;
    object-fit: cover;
}

.article-body p {
    font-size: .9rem;
    font-weight: 300;
    line-height: 1.85;
    color: var(--gray-light);
    margin-bottom: 1.4rem;
}

.article-body p strong {
    color: var(--white);
    font-weight: 500;
}

.article-body h2 {
    font-family: 'Bodoni Moda', serif;
    font-size: 1.35rem;
    font-weight: 400;
    letter-spacing: .05em;
    text-transform: uppercase;
    color: var(--white);
    margin: 3rem 0 1.1rem;
    padding-top: .5rem;
    border-top: 1px solid rgba(201,168,76,.18);
}

.article-body h3 {
    font-size: .78rem;
    font-weight: 500;
    letter-spacing: .12em;
    text-transform: uppercase;
    color: var(--gold);
    margin: 2rem 0 .8rem;
}

.article-body ul, .article-body ol {
    margin: 0 0 1.4rem 1.4rem;
}

.article-body li {
    font-size: .9rem;
    font-weight: 300;
    line-height: 1.75;
    color: var(--gray-light);
    margin-bottom: .45rem;
}

.article-body li strong { color: var(--white); font-weight: 500; }

.article-body a:not(.article-cta-btn) {
    color: var(--gold);
    text-decoration: underline;
    text-underline-offset: 3px;
    transition: color .3s;
}
.article-body a:not(.article-cta-btn):hover { color: var(--gold-light); }

/* ---- ENCART CTA ---- */
.article-cta {
    background: var(--dark-3);
    border: 1px solid rgba(201,168,76,.3);
    border-left: 4px solid var(--gold);
    padding: 2rem 2.2rem;
    margin: 2.5rem 0;
}

.article-cta-label {
    font-size: .6rem;
    font-weight: 500;
    letter-spacing: .25em;
    text-transform: uppercase;
    color: var(--gold);
    margin-bottom: .6rem;
}

.article-cta p {
    font-size: .85rem !important;
    color: var(--white) !important;
    margin-bottom: 1rem !important;
}

.article-cta-btn,
.article-body a.article-cta-btn {
    display: inline-flex;
    align-items: center;
    gap: .6rem;
    font-size: .58rem;
    font-weight: 600;
    letter-spacing: .18em;
    text-transform: uppercase;
    color: var(--black) !important;
    background: var(--gold);
    border: none;
    padding: .9rem 1.8rem;
    text-decoration: none !important;
    transition: background .25s, transform .2s;
    margin-top: .3rem;
}
.article-cta-btn:hover,
.article-body a.article-cta-btn:hover {
    background: var(--gold-light);
    color: var(--black) !important;
    transform: translateX(3px);
}

/* ---- FAQ ---- */
.faq-section {
    margin: 3rem 0;
    border-top: 1px solid rgba(201,168,76,.18);
    padding-top: 2rem;
}

.faq-title {
    font-family: 'Bodoni Moda', serif;
    font-size: 1.2rem;
    font-weight: 400;
    letter-spacing: .05em;
    text-transform: uppercase;
    color: var(--white);
    margin-bottom: 1.5rem;
}

.faq-item {
    border-bottom: 1px solid rgba(255,255,255,.06);
    padding: 1rem 0;
}

.faq-question {
    width: 100%;
    text-align: left;
    background: none;
    border: none;
    font-family: inherit;
    padding: 0;
    font-size: .78rem;
    font-weight: 500;
    color: var(--white);
    letter-spacing: .03em;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 1rem;
    list-style: none;
    user-select: none;
}

.faq-question::after {
    content: '+';
    color: var(--gold);
    font-size: 1.2rem;
    font-weight: 300;
    line-height: 1;
    flex-shrink: 0;
    transition: transform .3s;
}

.faq-item.open .faq-question::after { transform: rotate(45deg); }

.faq-question:focus-visible {
    outline: 2px solid var(--gold);
    outline-offset: 4px;
}

.faq-answer {
    font-size: .85rem;
    font-weight: 300;
    color: var(--gray-light);
    line-height: 1.8;
    max-height: 0;
    overflow: hidden;
    transition: max-height .35s ease, padding .35s ease;
    padding-top: 0;
}

.faq-item.open .faq-answer {
    max-height: 500px;
    padding-top: .9rem;
}

/* ---- AUTEUR ---- */
.author-card {
    display: flex;
    align-items: center;
    gap: 1.2rem;
    background: var(--dark-2);
    border: 1px solid rgba(201,168,76,.12);
    padding: 1.4rem 1.6rem;
    margin: 3rem 0;
}

.author-photo {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    overflow: hidden;
    flex-shrink: 0;
    border: 2px solid rgba(201,168,76,.3);
}

.author-photo img {
    width: 100%; height: 100%;
    object-fit: cover;
    object-position: center top;
}

.author-info {}

.author-name {
    font-size: .72rem;
    font-weight: 500;
    letter-spacing: .1em;
    text-transform: uppercase;
    color: var(--white);
    margin-bottom: .2rem;
}

.author-role {
    font-size: .55rem;
    font-weight: 300;
    letter-spacing: .15em;
    text-transform: uppercase;
    color: var(--gold);
}

/* ---- RELATED ARTICLES ---- */
.related-section {
    border-top: 1px solid rgba(201,168,76,.12);
    padding: 3rem 2rem 4rem;
    max-width: var(--wide-w);
    margin: 0 auto;
}

.related-title {
    font-size: .6rem;
    font-weight: 500;
    letter-spacing: .25em;
    text-transform: uppercase;
    color: var(--gold);
    margin-bottom: 2rem;
}

.related-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 1rem;
}

.related-card {
    background: var(--dark-2);
    border: 1px solid rgba(201,168,76,.1);
    padding: 1.4rem 1.6rem;
    text-decoration: none;
    color: var(--white);
    transition: border-color .3s, background .3s;
    display: flex;
    flex-direction: column;
    gap: .6rem;
}

.related-card:hover {
    border-color: rgba(201,168,76,.35);
    background: rgba(201,168,76,.04);
}

.related-card-cat {
    font-size: .6rem;
    letter-spacing: .24em;
    text-transform: uppercase;
    color: var(--gold);
    font-weight: 500;
}

.related-card-title {
    font-size: .82rem;
    font-weight: 400;
    line-height: 1.4;
    color: var(--white);
}

.related-card-read {
    font-size: .5rem;
    letter-spacing: .15em;
    text-transform: uppercase;
    color: var(--gray);
    margin-top: auto;
}

/* ---- FOOTER ---- */
.blog-footer {
    border-top: 1px solid rgba(201,168,76,.1);
    padding: 2rem;
    text-align: center;
    font-size: .6rem;
    font-weight: 300;
    letter-spacing: .1em;
    color: var(--gray);
}

.blog-footer a {
    color: var(--gray);
    text-decoration: none;
    transition: color .3s;
}
.blog-footer a:hover { color: var(--gold); }

/* ---- BLOG INDEX — CARDS ---- */
.blog-index-hero {
    padding: 6rem 2rem 4rem;
    text-align: center;
    max-width: var(--wide-w);
    margin: 0 auto;
    position: relative;
}

.blog-index-label {
    font-size: .5rem;
    font-weight: 500;
    letter-spacing: .3em;
    text-transform: uppercase;
    color: var(--gold);
    margin-bottom: 1rem;
}

.blog-index-title {
    font-family: 'Bodoni Moda', serif;
    font-size: clamp(2rem, 5vw, 3.2rem);
    font-weight: 400;
    letter-spacing: .08em;
    text-transform: uppercase;
    color: var(--white);
    margin-bottom: 1rem;
}

.blog-index-desc {
    font-size: .85rem;
    font-weight: 300;
    color: var(--gray-light);
    max-width: 520px;
    margin: 0 auto;
    line-height: 1.75;
}

.blog-grid {
    max-width: var(--wide-w);
    margin: 0 auto;
    padding: 0 2rem 5rem;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.2rem;
}

.blog-card {
    background: var(--dark-2);
    border: 1px solid rgba(201,168,76,.1);
    padding: 2rem;
    text-decoration: none;
    color: var(--white);
    transition: border-color .3s, transform .3s;
    display: flex;
    flex-direction: column;
    gap: .8rem;
}

.blog-card:hover {
    border-color: rgba(201,168,76,.35);
    transform: translateY(-2px);
}

.blog-card-cat {
    font-size: .6rem;
    letter-spacing: .28em;
    text-transform: uppercase;
    color: var(--gold);
    font-weight: 500;
}

.blog-card-title {
    font-family: 'Bodoni Moda', serif;
    font-size: 1.1rem;
    font-weight: 400;
    line-height: 1.3;
    color: var(--white);
    letter-spacing: .02em;
}

.blog-card-excerpt {
    font-size: .78rem;
    font-weight: 300;
    color: var(--gray-light);
    line-height: 1.7;
    flex: 1;
}

.blog-card-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: .8rem;
    border-top: 1px solid rgba(255,255,255,.06);
}

.blog-card-meta {
    font-size: .6rem;
    letter-spacing: .14em;
    text-transform: uppercase;
    color: var(--gray);
}

.blog-card-arrow {
    color: var(--gold);
    font-size: .85rem;
    transition: transform .3s;
}

.blog-card:hover .blog-card-arrow { transform: translateX(4px); }

/* ---- DIVIDER ---- */
.gold-divider {
    width: 40px;
    height: 1px;
    background: var(--gold);
    margin: 1.5rem auto;
}

/* ---- RESPONSIVE ---- */
@media (max-width: 600px) {
    .blog-header { padding: .8rem 1.2rem; }
    .btn-contact-header { display: none; }
    .article-hero { padding: 3.5rem 1.2rem 2.5rem; }
    .article-body { padding: 0 1.2rem 3rem; }
    .related-section { padding: 2.5rem 1.2rem 3rem; }
    .blog-index-hero { padding: 4rem 1.2rem 2.5rem; }
    .blog-grid { padding: 0 1.2rem 3rem; }
    .author-card { flex-direction: column; text-align: center; }
}