/**
 * TIGSI - Blog SEO
 * Mobile-first — base ≤480px, puis tablette / desktop
 */

.blog-page {
    overflow-x: hidden;
    width: 100%;
    min-height: 60vh;
    background: #f7f8fc;
    -webkit-text-size-adjust: 100%;
    --blog-purple: #764796;
    --blog-teal: #6DC6D4;
    --blog-navy: #212C56;
    --blog-muted: #64748b;
    --blog-border: #e8ecf1;
    --blog-radius: 14px;
    --blog-gradient: linear-gradient(135deg, #764796 0%, #667eea 50%, #6DC6D4 100%);
    --blog-pad-x: 1rem;
    --blog-touch: 44px;
}

/* ===== HERO (mobile base) ===== */
.blog-hero {
    padding: 2rem var(--blog-pad-x) 1.75rem;
    background: var(--blog-gradient);
    color: #fff;
    position: relative;
    overflow: hidden;
}

.blog-hero::before,
.blog-hero::after {
    content: '';
    position: absolute;
    border-radius: 50%;
    pointer-events: none;
    background: rgba(255, 255, 255, 0.05);
}

.blog-hero::before {
    top: -40%;
    right: -20%;
    width: 220px;
    height: 220px;
}

.blog-hero::after {
    bottom: -35%;
    left: -15%;
    width: 160px;
    height: 160px;
}

.blog-hero__shell {
    position: relative;
    z-index: 1;
    max-width: 1100px;
    margin: 0 auto;
}

.blog-hero__eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.3rem 0.75rem;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.14);
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.03em;
    text-transform: uppercase;
    margin-bottom: 0.85rem;
}

.blog-hero h1 {
    color: #fff !important;
    font-size: 1.65rem;
    font-weight: 800;
    margin: 0 0 0.65rem;
    letter-spacing: -0.02em;
    line-height: 1.2;
}

.blog-hero__lead {
    opacity: 0.92;
    font-size: 0.92rem;
    line-height: 1.6;
    margin: 0;
}

.blog-hero__stats {
    display: flex;
    flex-wrap: wrap;
    gap: 0.65rem;
    margin-top: 1.15rem;
}

.blog-hero__stat {
    flex: 1 1 auto;
    min-width: 0;
    background: rgba(255, 255, 255, 0.12);
    border: 1px solid rgba(255, 255, 255, 0.18);
    border-radius: 12px;
    padding: 0.65rem 0.9rem;
}

.blog-hero__stat strong {
    display: block;
    font-size: 1.2rem;
    font-weight: 800;
    line-height: 1.1;
}

.blog-hero__stat span {
    font-size: 0.72rem;
    opacity: 0.88;
}

/* ===== LIST (mobile: 1 colonne) ===== */
.blog-container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 1.25rem var(--blog-pad-x) 2.5rem;
}

.blog-section-header {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 0.5rem;
    margin-bottom: 1.15rem;
}

.blog-section-header h2 {
    font-size: 1.1rem;
    font-weight: 800;
    color: var(--blog-navy);
    margin: 0;
}

.blog-count-badge {
    display: inline-flex;
    align-items: center;
    padding: 0.28rem 0.7rem;
    border-radius: 999px;
    background: rgba(118, 71, 150, 0.1);
    color: var(--blog-purple);
    font-size: 0.74rem;
    font-weight: 700;
}

.blog-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1rem;
}

.blog-card {
    background: #fff;
    border: 1px solid var(--blog-border);
    border-radius: var(--blog-radius);
    overflow: hidden;
    box-shadow: 0 2px 16px rgba(33, 44, 86, 0.06);
    display: flex;
    flex-direction: column;
    position: relative;
}

.blog-card__ribbon {
    position: absolute;
    top: 10px;
    left: 10px;
    z-index: 2;
    padding: 0.22rem 0.55rem;
    border-radius: 999px;
    background: linear-gradient(135deg, #f59e0b, #ef4444);
    color: #fff;
    font-size: 0.64rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

.blog-card__image {
    aspect-ratio: 16 / 9;
    overflow: hidden;
    background: linear-gradient(145deg, #ede9fe, #e0f2fe);
    display: block;
}

.blog-card__image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.blog-card__placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--blog-purple);
    font-size: 2rem;
    opacity: 0.45;
}

.blog-card__body {
    padding: 1rem 1.05rem 1.1rem;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.blog-card__meta {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.74rem;
    color: var(--blog-muted);
    margin-bottom: 0.55rem;
}

.blog-card__meta span {
    display: inline-flex;
    align-items: center;
    gap: 0.28rem;
}

.blog-card__title {
    font-size: 1rem;
    font-weight: 800;
    color: var(--blog-navy);
    margin: 0 0 0.45rem;
    line-height: 1.35;
}

.blog-card__title a {
    color: inherit;
    text-decoration: none;
    /* Zone tactile confortable */
    display: inline-block;
    padding: 0.1rem 0;
}

.blog-card__excerpt {
    font-size: 0.86rem;
    color: var(--blog-muted);
    line-height: 1.55;
    margin: 0 0 0.85rem;
    flex: 1;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.blog-card__footer {
    display: flex;
    flex-direction: column;
    align-items: stretch;
    gap: 0.65rem;
    padding-top: 0.75rem;
    border-top: 1px solid var(--blog-border);
}

.blog-card__link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.4rem;
    min-height: var(--blog-touch);
    padding: 0.5rem 1rem;
    border-radius: 10px;
    font-size: 0.88rem;
    font-weight: 700;
    color: #fff;
    background: var(--blog-gradient);
    text-decoration: none;
    width: 100%;
    box-sizing: border-box;
}

.blog-badge {
    display: inline-flex;
    align-items: center;
    align-self: flex-start;
    padding: 0.2rem 0.55rem;
    border-radius: 999px;
    font-size: 0.68rem;
    font-weight: 700;
    background: rgba(118, 71, 150, 0.1);
    color: var(--blog-purple);
}

/* ===== HASHTAGS ===== */
.blog-hashtags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
}

.blog-hashtags--card {
    margin-bottom: 0.75rem;
}

.blog-hashtags--article {
    margin-top: 0.85rem;
}

.blog-hashtag {
    display: inline-flex;
    align-items: center;
    min-height: 32px;
    padding: 0.25rem 0.65rem;
    border-radius: 999px;
    background: rgba(118, 71, 150, 0.08);
    color: var(--blog-purple);
    font-size: 0.76rem;
    font-weight: 700;
    text-decoration: none;
    transition: background 0.15s, color 0.15s;
    word-break: break-word;
}

.blog-hashtag.is-active,
.blog-hashtag:hover {
    background: var(--blog-purple);
    color: #fff;
}

.blog-tags-cloud {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 0.65rem;
    margin-bottom: 1.25rem;
    padding: 0.85rem 1rem;
    background: #fff;
    border: 1px solid var(--blog-border);
    border-radius: var(--blog-radius);
}

.blog-tags-cloud__label {
    font-size: 0.78rem;
    font-weight: 800;
    color: var(--blog-navy);
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
}

.blog-filter-banner {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 0.65rem;
    margin-bottom: 1rem;
    padding: 0.75rem 1rem;
    background: rgba(118, 71, 150, 0.08);
    border: 1px solid rgba(118, 71, 150, 0.15);
    border-radius: var(--blog-radius);
    font-size: 0.88rem;
    color: var(--blog-navy);
}

.blog-filter-banner__clear {
    display: inline-flex;
    align-items: center;
    min-height: 36px;
    padding: 0.35rem 0.75rem;
    border-radius: 999px;
    background: #fff;
    color: var(--blog-purple);
    font-weight: 700;
    font-size: 0.8rem;
    text-decoration: none;
}

/* ===== EMPTY ===== */
.blog-empty {
    text-align: center;
    padding: 2.5rem 1.15rem;
    background: #fff;
    border: 1px dashed var(--blog-border);
    border-radius: var(--blog-radius);
}

.blog-empty__icon {
    width: 60px;
    height: 60px;
    margin: 0 auto 1rem;
    border-radius: 50%;
    background: linear-gradient(135deg, rgba(118, 71, 150, 0.12), rgba(109, 198, 212, 0.15));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--blog-purple);
}

.blog-empty h3 {
    font-size: 1.05rem;
    color: var(--blog-navy);
    margin: 0 0 0.45rem;
}

.blog-empty p {
    color: var(--blog-muted);
    margin: 0;
    font-size: 0.88rem;
    line-height: 1.55;
}

/* ===== ARTICLE (mobile) ===== */
.blog-article-wrap {
    max-width: 820px;
    margin: 0 auto;
    padding: 1rem var(--blog-pad-x) 2.5rem;
}

.blog-back {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    min-height: var(--blog-touch);
    color: var(--blog-purple);
    text-decoration: none;
    font-weight: 700;
    font-size: 0.84rem;
    margin-bottom: 1rem;
    padding: 0.4rem 0.85rem;
    border-radius: 999px;
    background: rgba(118, 71, 150, 0.08);
}

.blog-article {
    background: #fff;
    border: 1px solid var(--blog-border);
    border-radius: var(--blog-radius);
    box-shadow: 0 4px 20px rgba(33, 44, 86, 0.06);
    overflow: hidden;
}

.blog-article__header {
    padding: 1.15rem 1rem 0;
}

.blog-article__header h1 {
    font-size: 1.45rem;
    font-weight: 800;
    color: var(--blog-navy);
    line-height: 1.25;
    margin: 0 0 0.85rem;
    letter-spacing: -0.02em;
    word-wrap: break-word;
}

.blog-article__meta {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.55rem 0.75rem;
    font-size: 0.8rem;
    color: var(--blog-muted);
}

.blog-article__header .blog-badge {
    margin-bottom: 0.75rem;
}

.blog-article__meta span {
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
}

.blog-article__cover {
    margin: 1.15rem 1rem 0;
    border-radius: 12px;
    overflow: hidden;
    aspect-ratio: 16 / 10;
    background: #f1f5f9;
}

.blog-article__cover img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.blog-article__excerpt {
    margin: 1.15rem 1rem 0;
    padding: 0.85rem 0.95rem;
    border-left: 3px solid var(--blog-purple);
    background: linear-gradient(90deg, rgba(118, 71, 150, 0.06), transparent);
    border-radius: 0 8px 8px 0;
    font-size: 0.95rem;
    color: #475569;
    line-height: 1.6;
    font-weight: 500;
}

.blog-article__content {
    padding: 1.15rem 1rem;
    font-size: 0.98rem;
    line-height: 1.75;
    color: #334155;
    overflow-wrap: anywhere;
}

.blog-article__media {
    padding: 0 1rem 1rem;
}

.blog-article__video {
    border-radius: 12px;
    overflow: hidden;
    background: #0f172a;
}

.blog-article__video video {
    width: 100%;
    display: block;
    max-height: none;
}

.blog-article__gallery {
    display: grid;
    grid-template-columns: 1fr;
    gap: 0.65rem;
    margin-top: 0.85rem;
}

.blog-article__gallery img {
    width: 100%;
    aspect-ratio: 4 / 3;
    object-fit: cover;
    border-radius: 10px;
    border: 1px solid var(--blog-border);
}

.blog-article__cta {
    margin: 0 1rem 1rem;
    padding: 1.1rem 1.15rem;
    border-radius: 12px;
    background: var(--blog-gradient);
    color: #fff;
    display: flex;
    flex-direction: column;
    align-items: stretch;
    gap: 0.85rem;
}

.blog-article__cta-text h3 {
    margin: 0 0 0.2rem;
    font-size: 0.95rem;
    font-weight: 800;
    color: #fff;
}

.blog-article__cta-text p {
    margin: 0;
    font-size: 0.84rem;
    opacity: 0.9;
    line-height: 1.45;
}

.blog-article__cta-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.4rem;
    min-height: var(--blog-touch);
    padding: 0.55rem 1rem;
    border-radius: 10px;
    background: #fff;
    color: var(--blog-purple);
    font-weight: 700;
    font-size: 0.88rem;
    text-decoration: none;
    width: 100%;
    box-sizing: border-box;
}

/* Rich content mobile tweaks */
.blog-article__content.rich-content img,
.blog-article__content.rich-content video,
.blog-article__content.rich-content iframe {
    max-width: 100%;
    height: auto;
}

.blog-article__content.rich-content iframe {
    width: 100%;
    aspect-ratio: 16 / 9;
    max-width: 100%;
}

/* Mobile-first rich content */
@media (max-width: 599px) {
    .rich-content {
        font-size: 0.98rem;
        line-height: 1.7;
    }

    .rich-content h1 { font-size: 1.35rem; }
    .rich-content h2 { font-size: 1.2rem; }
    .rich-content h3 { font-size: 1.08rem; }
    .rich-content h4 { font-size: 1rem; }

    .rich-content ul,
    .rich-content ol {
        padding-left: 1.25em;
    }

    .rich-content img,
    .rich-content video {
        margin: 0.65em 0;
        border-radius: 10px;
    }
}

/* ===== TABLET ≥600px ===== */
@media (min-width: 600px) {
    .blog-page {
        --blog-pad-x: 1.25rem;
    }

    .blog-hero {
        padding: 2.5rem var(--blog-pad-x) 2rem;
    }

    .blog-hero::before {
        width: 320px;
        height: 320px;
        right: -12%;
    }

    .blog-hero h1 {
        font-size: 1.85rem;
    }

    .blog-hero__lead {
        font-size: 1rem;
    }

    .blog-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1.15rem;
    }

    .blog-card__footer {
        flex-direction: row;
        align-items: center;
        justify-content: space-between;
    }

    .blog-card__link {
        width: auto;
        min-height: auto;
        padding: 0;
        background: none;
        color: var(--blog-purple);
        justify-content: flex-start;
    }

    .blog-article__header {
        padding: 1.5rem 1.35rem 0;
    }

    .blog-article__header h1 {
        font-size: 1.65rem;
    }

    .blog-article__cover,
    .blog-article__excerpt,
    .blog-article__media,
    .blog-article__cta {
        margin-left: 1.35rem;
        margin-right: 1.35rem;
    }

    .blog-article__content {
        padding: 1.35rem;
    }

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

    .blog-article__cta {
        flex-direction: row;
        align-items: center;
        justify-content: space-between;
    }

    .blog-article__cta-btn {
        width: auto;
        min-height: auto;
    }

    .blog-section-header {
        flex-direction: row;
        align-items: center;
        justify-content: space-between;
    }

    .blog-tags-cloud {
        flex-direction: row;
        align-items: center;
        flex-wrap: wrap;
    }
}

/* ===== DESKTOP ≥900px ===== */
@media (min-width: 900px) {
    .blog-page {
        --blog-pad-x: 1.5rem;
    }

    .blog-hero {
        padding: 3.5rem 5% 2.5rem;
    }

    .blog-hero::before {
        width: 480px;
        height: 480px;
        top: -55%;
        right: -8%;
    }

    .blog-hero::after {
        width: 300px;
        height: 300px;
        bottom: -45%;
        left: -6%;
    }

    .blog-hero h1 {
        font-size: 2.25rem;
    }

    .blog-hero__lead {
        font-size: 1.05rem;
        max-width: 560px;
    }

    .blog-container {
        padding: 2rem 5% 3.5rem;
    }

    .blog-grid {
        grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
        gap: 1.35rem;
    }

    .blog-card {
        transition: transform 0.22s ease, box-shadow 0.22s ease;
    }

    .blog-article-wrap {
        padding: 2rem 5% 3.5rem;
    }

    .blog-article {
        border-radius: calc(var(--blog-radius) + 4px);
        box-shadow: 0 8px 32px rgba(33, 44, 86, 0.07);
    }

    .blog-article__header {
        padding: 2rem 2rem 0;
    }

    .blog-article__header h1 {
        font-size: 2rem;
    }

    .blog-article__cover {
        margin: 1.5rem 2rem 0;
        border-radius: 14px;
        aspect-ratio: 16 / 8;
    }

    .blog-article__excerpt {
        margin: 1.5rem 2rem 0;
        font-size: 1.05rem;
        padding: 1rem 1.15rem;
    }

    .blog-article__content {
        padding: 1.75rem 2rem;
        font-size: 1.02rem;
        line-height: 1.8;
    }

    .blog-article__media {
        padding: 0 2rem 1.5rem;
    }

    .blog-article__gallery {
        grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
        gap: 0.85rem;
    }

    .blog-article__cta {
        margin: 0 2rem 2rem;
        padding: 1.25rem 1.35rem;
    }

    .blog-section-header h2 {
        font-size: 1.25rem;
    }
}

/* Hover uniquement sur appareils avec souris */
@media (hover: hover) and (min-width: 900px) {
    .blog-card:hover {
        transform: translateY(-5px);
        box-shadow: 0 16px 40px rgba(33, 44, 86, 0.11);
    }

    .blog-card:hover .blog-card__image img {
        transform: scale(1.04);
    }

    .blog-card__image img {
        transition: transform 0.35s ease;
    }

    .blog-card__title a:hover {
        color: var(--blog-purple);
    }

    .blog-card__link:hover {
        gap: 0.55rem;
    }

    .blog-back:hover {
        background: rgba(118, 71, 150, 0.14);
        transform: translateX(-2px);
    }

    .blog-article__cta-btn:hover {
        transform: translateY(-2px);
    }
}