:root{
  --bg:#0f172a;              /* sfondo blu scuro */
  --card:#111827;            /* card grigio scuro */
  --text:#e5e7eb;            /* testo chiaro */
  --muted:#94a3b8;           /* testo secondario */
  --line:#1f2937;            /* bordi */
  --shadow: 0 10px 30px rgba(0, 0, 0, .4);
  --glow-blue: rgba(56,189,248,.35);   /* azzurrino elegante */
  --good:#22c55e;
  --warn:#f59e0b;
  --bad:#ef4444;

  --accent:#3b82f6;          /* blu elegante */
}

.ad-top,
.ad-bottom {
  margin: 20px 0;
  text-align: center;
}

*{box-sizing:border-box}
body{
  margin:0;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial;
  color:var(--text);
  background:var(--bg);
}

.container{
  max-width:1100px;
  margin:0 auto;
  padding:18px;
}

.header{
  background:#0f172a;
  border-bottom:1px solid var(--line);
}

.brand{
  display:flex;
  align-items:center;
  gap:12px;
}

.logo{
  width:44px;height:44px;
  border-radius:14px;
  background: rgba(59,130,246,.18);
  border: 1px solid rgba(59,130,246,.35);
  display:flex;
  align-items:center;
  justify-content:center;
}
.logo-dot{
  width:14px;height:14px;
  border-radius:999px;
  background: var(--accent);
  box-shadow: 0 0 0 6px rgba(59,130,246,.18);
}

.brand-title {
  font-size: 24px;
  font-weight: 800;
  letter-spacing: -0.01em;
}

.brand-subtitle {
  font-size: 15px;
  color: #cbd5e1;
  margin-top: 4px;
  font-weight: 500;
}

.brand-subtitle span {
  color: #60a5fa;
  font-weight: 600;
}

.header-note{
  margin-top:12px;
  padding:12px 14px;
  border:1px solid var(--glow-blue);
  border-radius:16px;
  background: rgba(17,24,39,.6);
  color: var(--text);
  font-size:13px;
  box-shadow: 0 0 0 1px rgba(56,189,248,.15);
}
.header-note b{ color: #bfdbfe; }   /* evidenzia TAN/rata */

.main{
  display:grid;
  grid-template-columns: 1fr 420px;
  gap:18px;
  align-items:start;
}

@media (max-width: 980px){
  .main{grid-template-columns:1fr}
}

.card{
  background:var(--card);
  border:1px solid var(--glow-blue);
  border-radius:16px;
  box-shadow: 0 0 0 1px rgba(56,189,248,.15),
              0 10px 30px rgba(0,0,0,.4);
  padding:16px;
  color: var(--text);
}

.card-title{
  font-weight:800;
  font-size:14px;
  letter-spacing:.2px;
  margin-bottom:12px;
}

.card:hover{
  box-shadow: 0 0 0 1px rgba(56,189,248,.35),
              0 10px 30px rgba(0,0,0,.5);
  transition: box-shadow .25s ease;
}

.section{
  border-top:1px solid var(--line);
  padding-top:12px;
  margin-top:12px;
}

.section-title{
  font-weight:800;
  font-size:13px;
  margin-bottom:10px;
}

.grid2{
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap:12px;
}

@media (max-width: 560px){
  .grid2{grid-template-columns:1fr}
}

.field span{
  display:block;
  font-size:12px;
  color:var(--muted);
  margin-bottom:6px;
}

.field input{
  width:100%;
  padding:10px 10px;
  border:1px solid var(--line);
  border-radius:12px;
  outline:none;
  font-size:14px;
  background:#1f2937;
  color:var(--text);
}

.field input:focus{
  border-color:rgba(59,130,246,.65);
  box-shadow:0 0 0 4px rgba(59,130,246,.18);
}

.help{
  display:block;
  margin-top:6px;
  color:var(--muted);
  font-size:11px;
}

.readonly .readonly-value{
  padding:10px 10px;
  border:1px dashed var(--line);
  border-radius:12px;
  background:#0b1220;   /* più scuro */
  color:var(--text);
  font-weight:800;
}

.actions{
  display:flex;
  gap:10px;
  margin-top:14px;
}

.btn{
  border:0;
  padding:10px 14px;
  border-radius:12px;
  cursor:pointer;
  font-weight:800;
  background:var(--accent);
  color:#fff;
}

.btn-ghost{
  background:#111827;
  color:var(--text);
  border:1px solid var(--line);
}
.btn-ghost:hover{
  background:#1f2937;
}

.btn:disabled{
  opacity: 0.5;
  cursor: not-allowed;
}

.error{
  margin-top:10px;
  color:var(--bad);
  font-size:13px;
  min-height:18px;
}

.disclaimer{
  margin-top:12px;
  font-size:11px;
  color:var(--muted);
  border-top:1px solid var(--line);
  padding-top:10px;
}

/* ===== Hero Title raffinato ===== */

.hero-title {
  font-size: clamp(22px, 2.2vw, 26px);
  line-height: 1.25;
  font-weight: 700;
  margin-bottom: 18px;
  color: #cbd5e1;
}

.hero-title span {
  display: inline-block;
  font-weight: 800;
  color: #bfdbfe;
}

/* Linea sottile sotto il titolo hero */
.hero-title::after {
  content: "";
  display: block;
  width: 600px;
  height: 1px;
  margin-top: 14px;
  background: linear-gradient(
    to right,
    rgba(96,165,250,0.9),
    rgba(96,165,250,0.25)
  );
  border-radius: 2px;
}



.result .hero{
  border:1px solid var(--line);
  background:#1e293b;
  border-radius:14px;
  padding:14px;
}

.hero-label{
  font-size:12px;
  color:var(--muted);
}

.hero-value{
  font-size:28px;
  font-weight:900;
  margin-top:4px;
}

.kpis{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:12px;
  margin-top:12px;
}

.kpi{
  border:1px solid var(--line);
  border-radius:14px;
  padding:12px;
  background:#1e293b;
}

.kpi-label{font-size:12px;color:var(--muted)}
.kpi-value{font-size:18px;font-weight:900;margin-top:6px}

.risk{
  margin-top:12px;
  border:1px solid var(--line);
  border-radius:14px;
  padding:14px;
  background:#111827;
  display:flex;
  flex-direction:column;
  gap:12px;
  align-items:center;     /* ← centra tutto */
  text-align:center;      /* ← centra testo */
}

.badge{
  align-self:center;          /* ← centra orizzontalmente */
  min-width:120px;
  height:38px;
  padding:0 18px;
  border-radius:999px;
  background:#1f2937;
  color:var(--text);
  font-weight:900;
  font-size:15px;
  display:flex;
  align-items:center;
  justify-content:center;
  border:1px solid var(--line);
}

.breakdown{
  margin-top:12px;
  border:1px solid var(--line);
  border-radius:14px;
  padding:12px;
  background:#111827;
}

.breakdown-title{
  font-weight:800;
  font-size:12px;
  color:var(--muted);
  margin-bottom:10px;
}

.breakdown-grid{
  display:grid;
  gap:8px;
}

.brow{
  display:flex;
  justify-content:space-between;
  gap:10px;
  font-size:13px;
  padding:8px 10px;
  background:#1e293b;
  border:1px solid var(--line);
  border-radius:12px;
}

.brow.total{
  background:#0b1220;
  font-size:13px;
}

.risk-list{
  margin:0;
  padding-left:18px;
  text-align:left;
  display:inline-block; /* così resta centrato ma il testo è leggibile */
}

.risk-list li{
  margin:4px 0;
}

.risk-text{color:var(--text); font-size:13px; line-height:1.35}
.muted{color:var(--muted)}
.tiny{font-size:11px}

.details{
  margin-top:12px;
  border-top:1px solid var(--line);
  padding-top:10px;
}

.details summary{
  cursor:pointer;
  color:var(--accent);
  font-weight:800;
  list-style:none;
}

.details summary::-webkit-details-marker{display:none}

.details-grid{
  margin-top:10px;
  display:grid;
  gap:8px;
}

.row{
  display:flex;
  justify-content:space-between;
  gap:10px;
  font-size:13px;
  padding:8px 10px;
  background:#1e293b;
  border:1px solid var(--line);
  border-radius:12px;
}

/* Tooltip premium compatto */
.tip{
  margin-left:8px;
  width:18px;height:18px;
  border-radius:999px;
  border:1px solid rgba(56,189,248,.45);
  background:rgba(56,189,248,.12);
  color:#bfdbfe;
  font-weight:900;
  font-size:12px;
  cursor:help;
  padding:0;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  position:relative;
}

.tip.is-open::after{
  content: attr(data-tip);
  position:absolute;
  left: calc(100% + 10px);
  top: 50%;
  transform: translateY(-50%);
  width: 220px;
  background:#0b1220;
  color:var(--text);
  border:1px solid rgba(56,189,248,.35);
  border-radius:12px;
  padding:10px 12px;
  font-weight:600;
  font-size:12px;
  line-height:1.25;
  box-shadow:0 12px 30px rgba(0,0,0,.5);
  z-index:50;
  white-space:normal;
}

.tip.is-open::before{
  content:"";
  position:absolute;
  left: calc(100% + 2px);
  top: 50%;
  transform: translateY(-50%);
  border:7px solid transparent;
  border-right-color:rgba(56,189,248,.35);
  z-index:51;
}


/* su schermi piccoli non farlo uscire fuori: lo metti sotto */
@media (max-width: 560px){
  .tip.is-open::after{
    left: 50%;
    top: 28px;
    transform: translateX(-50%);
    width: min(260px, 85vw);
  }
  .tip.is-open::before{
    left: 50%;
    top: 22px;
    transform: translateX(-50%);
    border-right-color:transparent;
    border-bottom-color:rgba(56,189,248,.35);
  }
}

@keyframes popGlow{
  0%{ transform: translateY(0); box-shadow: 0 0 0 1px rgba(56,189,248,.15), 0 10px 30px rgba(0,0,0,.4); }
  40%{ transform: translateY(-2px); box-shadow: 0 0 0 1px rgba(56,189,248,.40), 0 0 24px rgba(56,189,248,.18), 0 16px 40px rgba(0,0,0,.55); }
  100%{ transform: translateY(0); box-shadow: 0 0 0 1px rgba(56,189,248,.18), 0 10px 30px rgba(0,0,0,.45); }
}
.premium-pop{
  animation: popGlow .45s ease;
}

.input-error{
  border-color: rgba(239,68,68,.65) !important;
  box-shadow: 0 0 0 4px rgba(239,68,68,.15) !important;
}

.copy-bar{
  margin-top:12px;
  display:flex;
  flex-direction:column;
  gap:8px;
}

@media (max-width: 980px){
  .copy-bar{ grid-column: auto; }
}

@keyframes badgeGlow {
  0% {
    box-shadow: 0 0 0 0 var(--glow-color);
    transform: scale(1);
  }
  40% {
    box-shadow: 0 0 18px 6px var(--glow-color);
    transform: scale(1.04);
  }
  100% {
    box-shadow: 0 0 0 0 var(--glow-color);
    transform: scale(1);
  }
}

.badge-animate {
  animation: badgeGlow 0.45s ease;
}

.copy-msg{
  min-height:18px;
  font-size:12px;
  color: var(--muted);
}

/* ===== SEO SECTION FULL WIDTH (EDITORIAL) ===== */

/* ===== SEO FULL WIDTH GRID FIX ===== */

.seo-block {
  grid-column: 1 / -1; /* prende tutta la larghezza della grid */
  max-width: 1100px;
  margin: 40px auto 0 auto;
  padding: 60px 20px 60px 40px;
  position: relative;
  border-top: 1px solid var(--line);
}

/* Linea verticale decorativa a sinistra */
.seo-block::before {
  content: "";
  position: absolute;
  left: 12px;
  top: 46px;
  bottom: 46px;
  width: 2px;
  background: linear-gradient(
    to bottom,
    rgba(96, 165, 250, 0.0),
    rgba(96, 165, 250, 0.55),
    rgba(96, 165, 250, 0.0)
  );
  border-radius: 2px;
}

/* HERO H2 ancora più compatta */
.seo-block h2:first-of-type {
  font-size: clamp(22px, 2.2vw, 26px);
  line-height: 1.2;
  font-weight: 750;
  color: #bfdbfe;
  margin-bottom: 18px;
}

/* H2 secondari */
.seo-block h2 {
  font-size: 16px;
  font-weight: 700;
  margin-top: 34px;
  color: #e2e8f0;
}

/* H3 */
.seo-block h3 {
  font-size: 13px;
  font-weight: 650;
  margin-top: 18px;
  color: #cbd5e1;
}

/* Paragrafi leggermente più compatti */
.seo-block p {
  font-size: 13px;
  line-height: 1.6;
  color: var(--muted);
  margin-top: 10px;
}


.seo-block ul {
  margin: 14px 0 14px 20px;
  color: var(--muted);
}

.seo-block li {
  margin: 6px 0;
}

/* ===== Fade-in micro animation ===== */

.fade-in {
  opacity: 0;
  transform: translateY(10px);
  transition: opacity 600ms ease, transform 600ms ease;
  will-change: opacity, transform;
}

.fade-in.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* ===== Link interni SEO ===== */

.seo-links {
  margin-top: 40px;
}

.seo-links h3 {
  font-size: 14px;
  font-weight: 700;
  color: #cbd5e1;
  margin-bottom: 10px;
}

.seo-links ul {
  list-style: none;
  padding: 0;
}

.seo-links li {
  margin: 8px 0;
}

.seo-links a {
  color: #60a5fa;
  text-decoration: none;
  font-size: 14px;
}

.seo-links a:hover {
  text-decoration: underline;
}

.breadcrumb {
  font-size: 12px;
  color: var(--muted);
  margin-bottom: 20px;
}

.breadcrumb a {
  color: var(--muted);
  text-decoration: none;
}

.breadcrumb a:hover {
  text-decoration: underline;
}

.mini-nav{
  margin-top: 12px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px 14px;
  font-size: 12px;
}

.mini-nav a{
  color: var(--muted);
  text-decoration: none;
  border-bottom: 1px dashed rgba(148,163,184,.35);
  padding-bottom: 2px;
}

.mini-nav a:hover{
  color: #bfdbfe;
  border-bottom-color: rgba(191,219,254,.65);
}

/* ===== ARTICLE LAYOUT ===== */

.article {
  max-width: 820px;
  margin: 60px auto;
  padding: 0 20px;
}

.article h1 {
  font-size: 24px;
  font-weight: 800;
  line-height: 1.25;
  margin-bottom: 20px;
  color: #e2e8f0;
}

.article h2 {
  font-size: 18px;
  font-weight: 750;
  margin-top: 36px;
  color: #e2e8f0;
}

.article p {
  font-size: 14px;
  line-height: 1.65;
  color: var(--muted);
  margin-top: 10px;
}

.article ul {
  margin: 14px 0 14px 20px;
  color: var(--muted);
}

.article li {
  margin: 6px 0;
}

/* Rispetta chi ha “riduci animazioni” attivo */
@media (prefers-reduced-motion: reduce) {
  .fade-in {
    opacity: 1;
    transform: none;
    transition: none;
  }
}

.copy-msg.ok{ color: rgba(34,197,94,.95); }
.copy-msg.warn{ color: rgba(245,158,11,.95); }
.copy-msg.bad{ color: rgba(239,68,68,.95); }

.hero-good { color: var(--good); }
.hero-warn { color: var(--warn); }
.hero-bad  { color: var(--bad); }

.good{background:rgba(34,197,94,.18) !important; border-color:rgba(34,197,94,.35) !important; color:#dcfce7 !important;}
.warn{background:rgba(245,158,11,.20) !important; border-color:rgba(245,158,11,.38) !important; color:#fffbeb !important;}
.bad {background:rgba(239,68,68,.18) !important; border-color:rgba(239,68,68,.38) !important; color:#fee2e2 !important;}