/* Tappito — Blog: indice e articoli.
   Si carica DOPO site3-1..5.css e ne riusa le variabili.
   Tenere questo file sotto i 14 KB: il caricamento FTP verso Aruba
   tronca i file su confini di potenza di due (vedi CLAUDE.md). */

/* ---------- Testata comune ---------- */
.bl-top {
    background: var(--ink); color: #fff;
    padding: 34px var(--pad) 66px;
    position: relative; isolation: isolate; overflow: hidden;
}
.bl-top::before {
    content: ''; position: absolute; inset: 0; z-index: -1;
    background: radial-gradient(720px 400px at 76% 0%, rgba(37,71,240,.40), transparent 66%);
}
.bl-top-in { max-width: 880px; margin: 0 auto; }
.bl-kicker {
    font-family: var(--mono);
    font-size: .74rem; font-weight: 700;
    letter-spacing: .16em; text-transform: uppercase;
    color: #8DA6FF;
}
.bl-top h1 {
    margin-top: 14px;
    font-size: clamp(1.75rem, 4vw, 2.7rem);
    font-weight: 800; letter-spacing: -0.038em; line-height: 1.08;
    text-wrap: balance;
}
.bl-top .bl-sub {
    margin-top: 18px; color: var(--on-ink-2);
    font-size: 1.03rem; line-height: 1.6; max-width: 44em;
}

/* ---------- Briciole ---------- */
.bl-crumb {
    margin-top: 26px;
    font-size: .82rem; color: var(--on-ink-2);
    display: flex; flex-wrap: wrap; gap: 8px; align-items: center;
}
.bl-crumb a { color: var(--on-ink-2); text-decoration: none; font-weight: 600; }
.bl-crumb a:hover { color: #fff; }
.bl-crumb span[aria-hidden] { opacity: .5; }

/* ---------- Indice del blog ---------- */
.bl-list { max-width: 880px; margin: -34px auto 76px; padding: 0 var(--pad); }
.bl-card {
    display: block; text-decoration: none;
    background: var(--paper);
    border: 1px solid var(--line);
    border-radius: var(--r-lg);
    box-shadow: var(--sh-md);
    padding: clamp(22px, 3.4vw, 34px);
    transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
}
.bl-card + .bl-card { margin-top: 18px; }
.bl-card:hover { transform: translateY(-2px); border-color: var(--blue); }
.bl-card-tag {
    display: inline-block;
    font-family: var(--mono);
    font-size: .68rem; font-weight: 700;
    letter-spacing: .12em; text-transform: uppercase;
    color: var(--blue);
    background: var(--blue-soft);
    padding: 5px 10px; border-radius: 999px;
}
.bl-card h2 {
    margin-top: 15px;
    font-size: clamp(1.18rem, 2.4vw, 1.5rem);
    font-weight: 800; font-stretch: 96%;
    letter-spacing: -0.028em; line-height: 1.22;
    color: var(--text); text-wrap: balance;
}
.bl-card p { margin-top: 12px; font-size: .96rem; line-height: 1.62; color: var(--text-2); }
.bl-card-meta {
    margin-top: 16px; padding-top: 15px;
    border-top: 1px solid var(--line);
    display: flex; flex-wrap: wrap; gap: 8px 18px;
    font-size: .8rem; color: var(--text-2);
}
.bl-card-meta .go { color: var(--blue); font-weight: 700; margin-left: auto; }

/* ---------- Articolo ---------- */
.bl-art {
    max-width: 880px;
    margin: -34px auto 0;
    background: var(--paper);
    border: 1px solid var(--line);
    border-radius: var(--r-lg);
    box-shadow: var(--sh-md);
    padding: clamp(26px, 4.4vw, 60px);
    position: relative;
}
.bl-meta {
    display: flex; flex-wrap: wrap; gap: 8px 20px;
    padding-bottom: 22px; margin-bottom: 8px;
    border-bottom: 1px solid var(--line);
    font-size: .82rem; color: var(--text-2);
}
.bl-meta .ver { font-family: var(--mono); font-weight: 700; }

.bl-art > p { margin-top: 17px; font-size: 1.02rem; line-height: 1.72; color: var(--text-2); }
.bl-art > p.lead {
    font-size: 1.12rem; line-height: 1.62; color: var(--text);
    font-weight: 500; margin-top: 24px;
}
.bl-art h2 {
    margin-top: 46px;
    font-size: clamp(1.24rem, 2.6vw, 1.55rem);
    font-weight: 800; font-stretch: 96%;
    letter-spacing: -0.028em; line-height: 1.24;
    color: var(--text);
    padding-bottom: 12px;
    border-bottom: 2px solid var(--line);
    scroll-margin-top: 88px;
}
.bl-art h3 {
    margin-top: 30px;
    font-size: 1.04rem; font-weight: 700;
    letter-spacing: -0.015em; color: var(--text);
    scroll-margin-top: 88px;
}
.bl-art strong { color: var(--text); font-weight: 600; }
.bl-art a { color: var(--blue); text-underline-offset: 3px; }
.bl-art ul, .bl-art ol {
    margin: 16px 0 0 0; padding-left: 0; list-style: none;
    display: grid; gap: 12px;
}
.bl-art li {
    position: relative; padding-left: 24px;
    font-size: 1rem; line-height: 1.66; color: var(--text-2);
}
.bl-art ul li::before {
    content: ''; position: absolute; left: 4px; top: .68em;
    width: 7px; height: 7px; border-radius: 50%;
    background: var(--accent);
}
.bl-art ol { counter-reset: bl; }
.bl-art ol li { padding-left: 30px; counter-increment: bl; }
.bl-art ol li::before {
    content: counter(bl);
    position: absolute; left: 0; top: .1em;
    font-family: var(--mono); font-size: .78rem; font-weight: 700;
    color: var(--blue);
}

/* ---------- Sommario ---------- */
.bl-toc {
    margin-top: 30px; padding: 20px 24px;
    background: var(--paper-2);
    border: 1px solid var(--line);
    border-radius: var(--r-sm);
}
.bl-toc h2 {
    margin: 0 0 4px; padding: 0; border: 0;
    font-family: var(--mono);
    font-size: .72rem; font-weight: 700;
    letter-spacing: .14em; text-transform: uppercase;
    color: var(--text-2);
}
.bl-toc ol { margin-top: 12px; gap: 9px; }
.bl-toc li { font-size: .94rem; }
.bl-toc a { color: var(--text); text-decoration: none; font-weight: 500; }
.bl-toc a:hover { color: var(--blue); text-decoration: underline; }

/* ---------- Riquadri ---------- */
.bl-box {
    margin-top: 26px; padding: 20px 24px;
    border-left: 3px solid var(--blue);
    background: var(--blue-soft);
    border-radius: 0 var(--r-sm) var(--r-sm) 0;
}
.bl-box p { margin-top: 0; font-size: .97rem; line-height: 1.66; color: var(--text-2); }
.bl-box p + p { margin-top: 11px; }
.bl-box .t {
    display: block; margin-bottom: 8px;
    font-family: var(--mono);
    font-size: .7rem; font-weight: 700;
    letter-spacing: .13em; text-transform: uppercase;
    color: var(--blue);
}
.bl-box.warn { border-left-color: #B4530A; background: #FFF6EC; }
.bl-box.warn .t { color: #8A3F06; }

/* ---------- Tabelle ---------- */
.bl-tab-wrap {
    margin-top: 24px; overflow-x: auto;
    border: 1px solid var(--line);
    border-radius: var(--r-sm);
    -webkit-overflow-scrolling: touch;
}
.bl-tab { width: 100%; border-collapse: collapse; font-size: .9rem; min-width: 520px; }
.bl-tab th, .bl-tab td {
    padding: 13px 17px; text-align: left; vertical-align: top;
    border-bottom: 1px solid var(--line);
}
.bl-tab thead th {
    font-size: .72rem; font-weight: 700; font-stretch: 90%;
    letter-spacing: .07em; text-transform: uppercase;
    color: var(--text-2); background: var(--paper-2);
}
.bl-tab tbody tr:last-child th, .bl-tab tbody tr:last-child td { border-bottom: 0; }
.bl-tab tbody th { font-weight: 600; color: var(--text); width: 46%; }
.bl-tab td { color: var(--text-2); }

/* ---------- Fonti ---------- */
.bl-fonti { margin-top: 46px; padding-top: 26px; border-top: 1px solid var(--line); }
.bl-fonti h2 {
    margin: 0; padding: 0; border: 0;
    font-family: var(--mono);
    font-size: .72rem; font-weight: 700;
    letter-spacing: .14em; text-transform: uppercase;
    color: var(--text-2);
}
.bl-fonti ul { margin-top: 14px; gap: 9px; }
.bl-fonti li { font-size: .88rem; line-height: 1.55; padding-left: 22px; }
.bl-fonti li::before { top: .6em; width: 5px; height: 5px; background: var(--text-2); }

/* ---------- Richiamo finale ---------- */
.bl-cta {
    max-width: 880px; margin: 30px auto 76px;
    background: var(--ink); color: #fff;
    border-radius: var(--r-lg);
    padding: clamp(28px, 4.4vw, 46px);
    position: relative; isolation: isolate; overflow: hidden;
}
.bl-cta::before {
    content: ''; position: absolute; inset: 0; z-index: -1;
    background: radial-gradient(560px 320px at 88% 8%, rgba(37,71,240,.46), transparent 68%);
}
.bl-cta h2 {
    font-size: clamp(1.3rem, 2.8vw, 1.7rem);
    font-weight: 800; letter-spacing: -0.032em; line-height: 1.16;
    text-wrap: balance;
}
.bl-cta p { margin-top: 14px; color: var(--on-ink-2); font-size: 1rem; line-height: 1.62; max-width: 42em; }
.bl-cta-row { margin-top: 24px; display: flex; flex-wrap: wrap; gap: 12px; }
.bl-cta-row a {
    display: inline-flex; align-items: center; gap: 8px;
    padding: 13px 22px; border-radius: 999px;
    font-size: .94rem; font-weight: 700; text-decoration: none;
    transition: transform .16s ease, opacity .16s ease;
}
.bl-cta-row a:hover { transform: translateY(-1px); }
.bl-cta-row .p { background: #fff; color: var(--ink); }
.bl-cta-row .s { background: rgba(255,255,255,.12); color: #fff; border: 1px solid rgba(255,255,255,.25); }

/* ---------- Altri articoli ---------- */
.bl-altri { max-width: 880px; margin: 0 auto 76px; padding: 0 var(--pad); }
.bl-altri h2 {
    font-family: var(--mono);
    font-size: .72rem; font-weight: 700;
    letter-spacing: .14em; text-transform: uppercase;
    color: var(--text-2); margin-bottom: 16px;
}
.bl-altri-grid { display: grid; gap: 14px; grid-template-columns: 1fr 1fr; }
.bl-altri a {
    display: block; text-decoration: none;
    background: var(--paper); border: 1px solid var(--line);
    border-radius: var(--r-sm); padding: 20px 22px;
    transition: border-color .16s ease, transform .16s ease;
}
.bl-altri a:hover { border-color: var(--blue); transform: translateY(-2px); }
.bl-altri strong {
    display: block; color: var(--text);
    font-size: 1rem; font-weight: 700; line-height: 1.32;
    letter-spacing: -0.018em;
}
.bl-altri small { display: block; margin-top: 8px; color: var(--text-2); font-size: .86rem; line-height: 1.5; }

@media (max-width: 640px) {
    .bl-altri-grid { grid-template-columns: 1fr; }
    .bl-card-meta .go { margin-left: 0; width: 100%; }
}

/* ---------- Figure ---------- */
.bl-fig { margin: 34px 0 0; }
.bl-fig svg {
    display: block; width: 100%; height: auto;
    border: 1px solid var(--line);
    border-radius: var(--r-sm);
    background: var(--paper-2);
}
.bl-fig.ink svg { border-color: var(--ink); background: var(--ink); }
.bl-fig text { font-family: var(--font); }
.bl-fig text.m { font-family: var(--mono); font-weight: 700; }
.bl-fig figcaption {
    margin-top: 13px;
    font-size: .87rem; line-height: 1.58; color: var(--text-2);
}
.bl-fig figcaption b { color: var(--text); font-weight: 600; }
.bl-fig figcaption em { font-style: italic; }

body.blog { background: var(--paper-2); color: var(--text); }