/* ── Guide Article — shared styles ───────────────────────── */

.art-wrap {
  position: relative; z-index: 10; background: var(--navy);
  padding: 0 clamp(1.25rem,5vw,4rem) 8rem;
}
.art-inner {
  max-width: 760px; margin: 0 auto;
}

/* Back link */
.art-back {
  display: inline-flex; align-items: center; gap: .5rem;
  font-size: .74rem; font-weight: 500; letter-spacing: .14em; text-transform: uppercase;
  color: var(--t2); text-decoration: none;
  margin-bottom: 3rem; padding-top: 1rem;
  transition: color .2s, gap .2s;
}
.art-back:hover { color: var(--accent); gap: .85rem; }

/* Article header */
.art-header { margin-bottom: 3rem; }
.art-cat {
  display: inline-block; font-size: .7rem; font-weight: 600;
  letter-spacing: .18em; text-transform: uppercase;
  padding: .3rem .75rem; margin-bottom: 1.4rem;
  border: 1px solid rgba(0,212,255,.34); color: var(--accent);
}
.art-title {
  font-family: var(--fd);
  font-size: clamp(2rem,3.8vw,3rem);
  font-weight: 700; line-height: 1.15;
  letter-spacing: -.02em;
  color: var(--text); margin-bottom: 1.4rem;
  position: relative;
  padding-bottom: .35rem;
}
.art-title::after {
  content: '';
  position: absolute;
  left: 0; bottom: 0;
  width: 0; height: 2px;
  background: linear-gradient(to right, var(--accent), rgba(0,212,255,0));
  box-shadow: 0 0 10px rgba(0,212,255,.3);
  animation: artTitleLine 1.2s .35s cubic-bezier(.16,1,.3,1) forwards;
}
@keyframes artTitleLine {
  from { width: 0%; }
  to   { width: 52%; }
}
.art-meta {
  font-size: .76rem; font-weight: 500; letter-spacing: .12em; text-transform: uppercase;
  color: rgba(255,255,255,.55); display: flex; flex-wrap: wrap; gap: 1.4rem;
}
.art-meta span { display: flex; align-items: center; gap: .4rem; }

/* Divider under header */
.art-header-line {
  border: none; border-top: 1px solid rgba(255,255,255,.07);
  margin: 2rem 0 3rem;
}

/* Body text */
.art-body {
  font-size: clamp(1rem,1.4vw,1.1rem);
  line-height: 1.8; color: rgba(255,255,255,.78);
}
.art-body p { margin-bottom: 1.5rem; }
.art-body strong, .art-body b { color: var(--text); font-weight: 600; }
.art-body a { color: var(--accent); text-decoration: underline; text-underline-offset: 3px; text-decoration-thickness: 1px; transition: text-decoration-thickness .2s; }
.art-body a:hover { text-decoration-thickness: 2px; }

/* Section headings */
.art-h2 {
  font-family: var(--fd);
  font-size: clamp(1.35rem,2.1vw,1.7rem);
  font-weight: 700; color: var(--text);
  letter-spacing: -.01em;
  margin: 3.2rem 0 1.2rem;
  padding-bottom: .7rem;
  border-bottom: 1px solid rgba(255,255,255,.1);
}
.art-h3 {
  font-size: .85rem; font-weight: 600; letter-spacing: .14em;
  text-transform: uppercase; color: var(--accent);
  margin: 2.2rem 0 .8rem;
}

/* Lists */
.art-body ul, .art-body ol {
  padding-left: 1.5rem; margin-bottom: 1.5rem;
}
.art-body li { margin-bottom: .65rem; color: rgba(255,255,255,.78); line-height: 1.75; }

/* Code blocks */
.art-code {
  background: rgba(0,212,255,.04);
  border: 1px solid rgba(0,212,255,.14);
  border-left: 3px solid var(--accent);
  padding: 1.3rem 1.5rem; margin: 1.6rem 0;
  overflow-x: auto; border-radius: 2px;
}
.art-code pre {
  font-family: 'JetBrains Mono', 'Courier New', Courier, monospace;
  font-size: .88rem; line-height: 1.7;
  color: rgba(220,240,255,.95); white-space: pre;
}
code {
  font-family: 'JetBrains Mono', 'Courier New', Courier, monospace;
  font-size: .88em;
  color: var(--accent);
  background: rgba(0,212,255,.1);
  padding: .15em .4em;
  border-radius: 2px;
}

/* Info/tip box */
.art-tip {
  background: rgba(0,212,255,.05);
  border: 1px solid rgba(0,212,255,.18);
  padding: 1.2rem 1.4rem; margin: 1.8rem 0;
}
.art-tip-label {
  font-size: .7rem; font-weight: 700; letter-spacing: .16em;
  text-transform: uppercase; color: var(--accent); margin-bottom: .7rem;
}
.art-tip p { margin-bottom: 0; font-size: .98rem; line-height: 1.7; }

/* Warning box */
.art-warn {
  background: rgba(255,64,102,.04);
  border: 1px solid rgba(255,64,102,.2);
  padding: 1.2rem 1.4rem; margin: 1.8rem 0;
}
.art-warn .art-tip-label { color: #ff4066; }

/* Table */
.art-table-wrap { overflow-x: auto; margin: 2rem 0; }
.art-table {
  width: 100%; border-collapse: collapse; min-width: 460px;
}
.art-table th {
  font-size: .72rem; font-weight: 700; letter-spacing: .14em;
  text-transform: uppercase; color: rgba(255,255,255,.75);
  padding: .85rem 1.1rem; text-align: left;
  border-bottom: 1px solid rgba(0,212,255,.25);
}
.art-table td {
  font-size: .95rem; color: rgba(255,255,255,.78); padding: .85rem 1.1rem;
  border-bottom: 1px solid rgba(255,255,255,.06); vertical-align: top; line-height: 1.6;
}
.art-table td strong { color: var(--text); }
.art-table tr:last-child td { border-bottom: none; }

/* Stats row */
.art-stats {
  display: flex; flex-wrap: wrap; gap: 1px;
  background: rgba(255,255,255,.04); margin: 2rem 0;
}
.art-stat {
  flex: 1; min-width: 140px;
  background: var(--navy); padding: 1.4rem 1.2rem;
}
.art-stat-num {
  font-family: var(--fd); font-size: 2.2rem; font-weight: 700;
  color: var(--accent); line-height: 1; margin-bottom: .45rem;
}
.art-stat-label {
  font-size: .74rem; font-weight: 500; letter-spacing: .12em; text-transform: uppercase;
  color: var(--t2); line-height: 1.4;
}

/* CTA block */
.art-cta {
  background: rgba(0,212,255,.05);
  border: 1px solid rgba(0,212,255,.2);
  padding: 2.2rem; margin-top: 4rem; text-align: center;
}
.art-cta-label {
  font-size: .72rem; font-weight: 600; letter-spacing: .2em;
  text-transform: uppercase; color: var(--t2); margin-bottom: .85rem;
}
.art-cta h3 {
  font-family: var(--fd); font-size: clamp(1.3rem,2.2vw,1.65rem);
  font-weight: 700; color: var(--text); margin-bottom: .85rem;
}
.art-cta p { font-size: 1rem; color: var(--t2); margin-bottom: 1.5rem; line-height: 1.65; }
.art-cta-btn {
  display: inline-block;
  font-size: .78rem; font-weight: 600; letter-spacing: .16em;
  text-transform: uppercase; color: var(--navy);
  background: var(--accent); padding: .9rem 2.2rem;
  text-decoration: none;
  transition: background .22s, transform .22s, box-shadow .22s;
}
.art-cta-btn:hover { background: var(--accent-soft); transform: translateY(-2px); box-shadow: 0 12px 30px -10px rgba(0,212,255,.55); }

/* Breadcrumb */
.art-breadcrumb {
  font-size: .72rem; font-weight: 500; letter-spacing: .12em; text-transform: uppercase;
  color: rgba(255,255,255,.5); margin-bottom: 1.2rem;
  display: flex; flex-wrap: wrap; align-items: center; gap: 0;
}
.art-breadcrumb a {
  color: var(--t2); text-decoration: none;
  transition: color .25s, letter-spacing .25s;
  position: relative;
  padding-bottom: 1px;
}
.art-breadcrumb a::after {
  content: ''; position: absolute;
  left: 0; right: 100%; bottom: -1px; height: 1px;
  background: var(--accent);
  transition: right .35s cubic-bezier(.16,1,.3,1);
}
.art-breadcrumb a:hover { color: var(--accent); }
.art-breadcrumb a:hover::after { right: 0; }
.art-breadcrumb span {
  margin: 0 .5rem; opacity: .55; color: var(--accent);
  animation: bcSep 3.5s ease-in-out infinite;
  display: inline-block;
}
@keyframes bcSep {
  0%, 90%, 100% { opacity: .55; transform: translateX(0); }
  92%           { opacity: 1;   transform: translateX(2px); }
}

/* Tag cloud */
.art-tags { display: flex; flex-wrap: wrap; gap: .5rem; margin: 1rem 0 2rem; }
.art-tag {
  font-size: .7rem; font-weight: 500; letter-spacing: .12em; text-transform: uppercase;
  color: var(--t2); border: 1px solid rgba(255,255,255,.14);
  padding: .3rem .75rem; transition: color .2s, border-color .2s;
}
.art-tag:hover { color: var(--accent); border-color: rgba(0,212,255,.4); }

/* Diagramma di flusso/architettura (case study) */
.flow-diagram-wrap {
  margin: 2rem 0 2.4rem; padding: 1.4rem 1rem;
  background: rgba(255,255,255,.02); border: 1px solid rgba(255,255,255,.07);
  overflow-x: auto;
}
.flow-diagram { display: block; width: 100%; min-width: 560px; height: auto; }

/* "Pronto per i social" — blocco caption pronta per Instagram/Facebook (solo post di blog) */
.art-social {
  background: rgba(123,47,255,.05);
  border: 1px solid rgba(123,47,255,.22);
  padding: 1.8rem 2rem; margin: 3rem 0;
}
.art-social-label {
  display: flex; align-items: center; gap: .6rem;
  font-size: .7rem; font-weight: 700; letter-spacing: .16em;
  text-transform: uppercase; color: #b98bff; margin-bottom: 1rem;
}
.art-social-caption {
  font-size: .95rem; line-height: 1.75; color: rgba(255,255,255,.85);
  background: rgba(0,0,0,.18); border: 1px dashed rgba(123,47,255,.3);
  padding: 1rem 1.2rem; margin-bottom: 1rem; white-space: pre-wrap;
}
.art-social-hashtags { font-size: .82rem; color: #b98bff; line-height: 1.7; margin-bottom: .9rem; }
.art-social-hint { font-size: .74rem; color: var(--t3); }