/* View: Views/Home/BlogIndex.cshtml */
:root {
    --ap-font: "Montserrat", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    --ap-ink: #1d1d1f;
    --ap-grey: #6e6e73;
    --ap-line: #e4edf5;
    --ap-surface: #f5f5f7;
    --navy: #003c78;
    --blu: #007FBF;
    --cyan: #009FDA;
    --giallo: #FFB704;
    --ls-tight: -.03em;
    --ls-snug: -.015em;
    --lh-tight: 1.05;
}

/* ── HERO ── */
.blog-hero {
    position: relative;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    background: #fff;
    text-align: center;
    padding: clamp(120px, 14vw, 180px) 24px clamp(72px, 10vw, 120px);
    overflow: hidden;
}

/* sfondo radiale molto sottile, coerente con le sezioni "band" dei servizi */
.blog-hero::before {
    content: "";
    position: absolute;
    z-index: 0;
    bottom: -30%;
    left: 50%;
    width: 70%;
    aspect-ratio: 1;
    transform: translateX(-50%);
    background: radial-gradient(circle, rgba(0,159,218,.12), transparent 65%);
    filter: blur(60px);
    pointer-events: none;
}

.blog-hero > * { position: relative; z-index: 1; }

.blog-hero .sez-label {
    font-size: 12px;
    font-weight: 700;
    color: var(--ap-grey);
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 20px;
    font-family: var(--ap-font);
}

.blog-hero h1 {
    font-family: var(--ap-font);
    font-size: clamp(2.8rem, 6vw, 5rem);
    font-weight: 600;
    color: var(--ap-ink);
    line-height: var(--lh-tight);
    letter-spacing: var(--ls-tight);
    margin: 0 0 20px;
    max-width: 860px;
}

.blog-hero h1 span { color: var(--cyan); }

.blog-hero .hero-sub {
    font-family: var(--ap-font);
    font-size: clamp(1rem, 1.3vw, 1.2rem);
    font-weight: 400;
    color: var(--ap-grey);
    line-height: 1.65;
    margin: 0 auto 40px;
    max-width: 560px;
}

.blog-hero-divider {
    width: 56px;
    height: 3px;
    border: 0;
    border-radius: 3px;
    background: var(--cyan);
    margin: 0 auto 40px;
    opacity: 1;
}

.blog-hero-scroll {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--ap-grey);
    font-family: var(--ap-font);
    font-size: .85rem;
    font-weight: 500;
    text-decoration: none;
    transition: color .2s;
}
.blog-hero-scroll:hover { color: var(--cyan); text-decoration: none; }

/* ── FILTRI ── */
.blog-filtri {
    background: #fff;
    border-bottom: 1px solid var(--ap-line);
    padding: 20px 0;
}
.blog-filtri .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 12px;
}
.blog-filtri .filter-group {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}
.blog-filtri .btn-filter {
    font-family: var(--ap-font);
    font-size: .82rem;
    font-weight: 600;
    color: var(--ap-ink);
    background: var(--ap-surface);
    border: 1px solid #e0e0e5;
    border-radius: 980px;
    padding: 8px 20px;
    text-decoration: none;
    transition: background .2s, border-color .2s, color .2s;
    white-space: nowrap;
}
.blog-filtri .btn-filter:hover,
.blog-filtri .btn-filter.active {
    background: var(--ap-ink);
    border-color: var(--ap-ink);
    color: #fff;
    text-decoration: none;
}
.blog-filtri .webinar-link {
    font-family: var(--ap-font);
    font-size: .9rem;
    font-weight: 600;
    color: var(--blu);
    text-decoration: none;
}
.blog-filtri .webinar-link:hover { color: var(--navy); text-decoration: underline; }

/* ── GRIGLIA ARTICOLI ── */
.blog-grid {
    background: #fff;
    padding: clamp(40px, 6vw, 80px) 0 clamp(64px, 9vw, 120px);
}

.blog-card {
    position: relative;
    display: flex;
    flex-direction: column;
    height: 100%;
    background: linear-gradient(180deg, #ffffff 0%, var(--ap-surface) 100%);
    border: 1px solid var(--ap-line);
    border-radius: 28px;
    overflow: hidden;
    box-shadow: none;
    transition: transform .35s cubic-bezier(.2,.65,.3,1), box-shadow .35s, border-color .35s;
}
.blog-card::before {
    content: "";
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 45%;
    background: radial-gradient(70% 90% at 50% 0%, rgba(0,159,218,.10), transparent 72%);
    pointer-events: none;
    z-index: 2;
    opacity: 0;
    transition: opacity .35s;
}
.blog-card:hover {
    transform: translateY(-6px);
    border-color: rgba(0,159,218,.30);
    box-shadow: 0 30px 70px -28px rgba(0,159,218,.42);
}
.blog-card:hover::before { opacity: 1; }

.blog-card-img-wrap {
    position: relative;
    display: block;
    overflow: hidden;
    border-radius: 0;
    margin-bottom: 0;
    background: var(--ap-surface);
    aspect-ratio: 16/10;
}
.blog-card-img-wrap img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform .45s cubic-bezier(.2,.65,.3,1), filter .25s;
}
.blog-card:hover .blog-card-img-wrap img { transform: scale(1.04); filter: brightness(.97); }

.blog-card-body {
    position: relative;
    z-index: 3;
    display: flex;
    flex-direction: column;
    flex: 1;
    padding: 26px 28px 28px;
}

.blog-card-badge {
    position: absolute;
    z-index: 3;
    top: 14px;
    left: 14px;
    background: var(--ap-ink);
    color: #fff;
    font-family: var(--ap-font);
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    padding: 5px 12px;
    border-radius: 980px;
}
.blog-card-badge.badge-bando { background: var(--cyan); }
.blog-card-badge.badge-webinar { background: var(--giallo); color: var(--ap-ink); }

.blog-card-meta {
    display: flex;
    align-items: center;
    gap: 10px;
    font-family: var(--ap-font);
    font-size: .78rem;
    color: var(--ap-grey);
    margin-bottom: 8px;
}
.blog-card-meta .meta-date {
    display: flex;
    align-items: baseline;
    gap: 4px;
    font-weight: 600;
}
.blog-card-meta .meta-date .day {
    font-size: 1rem;
    color: var(--ap-ink);
}
.blog-card-meta .meta-sep { opacity: .4; }

.blog-card h2 {
    font-family: var(--ap-font);
    font-size: 1.4rem;
    font-weight: 600;
    color: var(--ap-ink);
    line-height: 1.2;
    letter-spacing: var(--ls-snug);
    margin: 0 0 10px;
}
.blog-card h2 a {
    color: inherit;
    text-decoration: none;
}
.blog-card h2 a:hover { color: var(--cyan); }

.blog-card-author {
    font-family: var(--ap-font);
    font-size: .78rem;
    color: var(--ap-grey);
    margin-bottom: 10px;
}

.blog-card-excerpt {
    font-family: var(--ap-font);
    font-size: .88rem;
    color: var(--ap-grey);
    line-height: 1.6;
    margin-bottom: 16px;
    flex: 1;
}

.blog-card-read {
    font-family: var(--ap-font);
    font-size: 1rem;
    font-weight: 500;
    color: var(--ap-ink);
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    align-self: flex-start;
    margin-top: auto;
    gap: 6px;
    transition: gap .2s, color .2s;
}
.blog-card-read svg { transition: transform .2s; }
.blog-card-read:hover,
.blog-card:hover .blog-card-read { color: var(--cyan); gap: 10px; text-decoration: none; }
.blog-card:hover .blog-card-read svg { transform: translateX(3px); }

/* ── STICKY CTA ── */
.stickycta-button {
    display: none;
    position: fixed;
    bottom: 24px;
    right: 24px;
    z-index: 9999;
    background: var(--ap-ink);
    color: #fff;
    font-family: var(--ap-font);
    font-size: .85rem;
    font-weight: 600;
    padding: 14px 26px;
    border-radius: 980px;
    text-decoration: none;
    box-shadow: 0 8px 32px rgba(0,0,0,.18);
    transition: background .2s, transform .15s;
}
.stickycta-button:hover { background: #000; color: #fff; transform: translateY(-2px); text-decoration: none; }

@media (max-width: 767px) {
    .blog-hero h1 { font-size: clamp(2.2rem, 9vw, 2.8rem); }
    .blog-filtri .container { flex-direction: column; align-items: flex-start; }
}
@media (max-width: 575px) {
    .blog-card { border-radius: 24px; }
    .blog-card-body { padding: 22px 22px 24px; }
    .blog-card h2 { font-size: 1.25rem; }
}