/* ============================================================
   FASCICOLO DIGITALE DEL CONDOMINIO — site.css
   Estetica editoriale-architettonica, niente gradient.
   ============================================================ */

:root {
    /* Palette */
    --ink:        #0E1B2A;   /* inchiostro profondo */
    --ink-soft:   #1F2D3F;
    --paper:      #F5EFE4;   /* avorio caldo */
    --paper-warm: #EFE7D7;
    --bone:       #E8DFCE;
    --line:       #C9BFA9;   /* linee */
    --line-soft:  #DDD3BD;
    --accent:     #B8741A;   /* ottone bruciato */
    --accent-deep:#8E5712;
    --rust:       #A33A1F;
    --olive:      #54603D;
    --muted:      #6B7280;
    --muted-2:    #4B5563;
    --white:      #FFFFFF;

    /* Tipografia */
    --font-display: 'Fraunces', 'Georgia', serif;
    --font-body:    'Manrope', system-ui, sans-serif;

    /* Layout */
    --maxw: 1180px;
    --radius-sm: 4px;
    --radius:    8px;
}

/* Reset di base */
* { box-sizing: border-box; }

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: var(--font-body);
    color: var(--ink);
    background: var(--paper);
    line-height: 1.55;
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    /* Trama sottile a puntini, non gradient */
    background-image:
        radial-gradient(rgba(14, 27, 42, 0.045) 1px, transparent 1px);
    background-size: 22px 22px;
    background-position: 0 0;
}

/* Tipografia base */
h1, h2, h3, h4, h5 {
    font-family: var(--font-display);
    font-weight: 600;
    color: var(--ink);
    letter-spacing: -0.01em;
    line-height: 1.15;
    margin: 0 0 1rem;
}
h1 { font-size: clamp(2.2rem, 5vw, 3.6rem); }
h2 { font-size: clamp(1.7rem, 3.2vw, 2.4rem); }
h3 { font-size: clamp(1.25rem, 2.2vw, 1.5rem); }

p { margin: 0 0 1rem; }

a { color: var(--ink); text-decoration: none; }
a:hover { color: var(--accent-deep); }

.letter-wide { letter-spacing: .12em; }
.text-accent { color: var(--accent); }
.text-rust   { color: var(--rust); }
.text-olive  { color: var(--olive); }
.text-muted-soft { color: var(--muted); }

.container { max-width: var(--maxw); }

/* ===== TOP STRIPE ===== */
.topstripe {
    background: var(--ink);
    color: var(--paper);
    font-size: .78rem;
    padding: .4rem 0;
    letter-spacing: .04em;
}
.topstripe-link {
    color: var(--paper);
    opacity: .75;
    transition: opacity .2s;
}
.topstripe-link:hover { color: var(--paper); opacity: 1; }

/* ===== NAVBAR ===== */
.site-header {
    background: var(--paper);
    border-bottom: 1px solid var(--line);
    position: sticky;
    top: 0;
    z-index: 50;
}
.site-header .navbar { padding: .85rem 0; }

.navbar-brand {
    display: flex;
    align-items: center;
    gap: .7rem;
    color: var(--ink);
    font-family: var(--font-display);
}
.brand-mark {
    width: 36px;
    height: 36px;
    background: var(--ink);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    position: relative;
    flex-shrink: 0;
}
.brand-mark::before,
.brand-mark::after {
    content: '';
    position: absolute;
    background: var(--paper);
}
.brand-mark::before {
    width: 14px; height: 1.5px;
    top: 11px; left: 11px;
}
.brand-mark::after {
    width: 1.5px; height: 14px;
    top: 11px; left: 17px;
}
.brand-mark-inner {
    width: 8px;
    height: 8px;
    background: var(--accent);
    position: absolute;
    bottom: 4px;
    right: 4px;
}
.brand-text {
    line-height: 1.05;
    display: flex;
    flex-direction: column;
}
.brand-line-1 {
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--ink);
}
.brand-line-2 {
    font-size: .72rem;
    text-transform: uppercase;
    letter-spacing: .14em;
    color: var(--muted-2);
    margin-top: 1px;
}
.navbar-nav .nav-link .badge-2027 {
    display: inline-block;
    margin-left: .35rem;
    padding: .12rem .4rem;
    font-size: .58rem;
    font-weight: 700;
    letter-spacing: .12em;
    background: var(--accent);
    color: var(--paper);
    border-radius: 2px;
    vertical-align: middle;
    line-height: 1.2;
    text-transform: uppercase;
}
.navbar-nav .nav-link {
    color: var(--ink-soft);
    font-weight: 500;
    font-size: .92rem;
    padding: .5rem .85rem !important;
    position: relative;
    transition: color .2s;
}
.navbar-nav .nav-link:hover { color: var(--accent); }
.navbar-nav .nav-link.active {
    color: var(--ink);
}
.navbar-nav .nav-link.active::after {
    content: '';
    position: absolute;
    bottom: 2px;
    left: .85rem; right: .85rem;
    height: 2px;
    background: var(--accent);
}

.navbar-toggler {
    border: none;
    padding: .25rem;
    width: 36px;
    height: 36px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 4px;
}
.navbar-toggler:focus { box-shadow: none; }
.toggler-icon {
    display: block;
    width: 22px;
    height: 1.5px;
    background: var(--ink);
}

/* ===== BUTTONS ===== */
.btn {
    border-radius: var(--radius-sm);
    font-weight: 600;
    font-size: .92rem;
    padding: .65rem 1.4rem;
    letter-spacing: .01em;
    transition: all .2s ease;
    border: 1.5px solid transparent;
}
.btn-ink {
    background: var(--ink);
    color: var(--paper);
    border-color: var(--ink);
}
.btn-ink:hover {
    background: var(--accent-deep);
    border-color: var(--accent-deep);
    color: var(--paper);
    transform: translateY(-1px);
}
.btn-outline-ink {
    background: transparent;
    color: var(--ink);
    border-color: var(--ink);
}
.btn-outline-ink:hover {
    background: var(--ink);
    color: var(--paper);
}
.btn-accent {
    background: var(--accent);
    color: var(--paper);
    border-color: var(--accent);
}
.btn-accent:hover {
    background: var(--accent-deep);
    border-color: var(--accent-deep);
    color: var(--paper);
}
.btn-link-arrow {
    display: inline-flex;
    align-items: center;
    gap: .5rem;
    color: var(--ink);
    font-weight: 600;
    font-size: .9rem;
    border-bottom: 1.5px solid var(--ink);
    padding-bottom: 2px;
    transition: gap .2s, color .2s;
}
.btn-link-arrow:hover {
    color: var(--accent-deep);
    border-color: var(--accent-deep);
    gap: .8rem;
}

/* ===== SECTION GENERAL ===== */
.section {
    padding: 5rem 0;
    position: relative;
}
.section--paper { background: var(--paper); }
.section--bone  { background: var(--bone); }
.section--ink {
    background: var(--ink);
    color: var(--paper);
}
.section--ink h1, .section--ink h2, .section--ink h3 { color: var(--paper); }
.section--ink p { color: rgba(245, 239, 228, .8); }

/* Eyebrow / kicker */
.eyebrow {
    display: inline-flex;
    align-items: center;
    gap: .6rem;
    font-size: .72rem;
    text-transform: uppercase;
    letter-spacing: .18em;
    font-weight: 600;
    color: var(--accent);
    margin-bottom: 1.2rem;
}
.eyebrow::before {
    content: '';
    width: 28px;
    height: 1px;
    background: var(--accent);
}
.eyebrow--paper { color: var(--paper); }
.eyebrow--paper::before { background: var(--accent); }

/* Section title */
.section-title {
    margin-bottom: 1rem;
}
.section-lead {
    font-size: 1.1rem;
    color: var(--muted-2);
    max-width: 640px;
}
.section--ink .section-lead { color: rgba(245, 239, 228, .75); }

/* ===== HERO ===== */
.hero {
    background: var(--paper);
    padding: 5rem 0 4rem;
    position: relative;
    overflow: hidden;
    border-bottom: 1px solid var(--line);
}
.hero::before {
    /* griglia decorativa sottile */
    content: '';
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(to right, rgba(14, 27, 42, .04) 1px, transparent 1px),
        linear-gradient(to bottom, rgba(14, 27, 42, .04) 1px, transparent 1px);
    background-size: 80px 80px;
    pointer-events: none;
}
.hero-grid {
    position: relative;
    z-index: 1;
}
.hero-eyebrow {
    margin-bottom: 1.6rem;
}
.hero h1 {
    font-weight: 500;
    letter-spacing: -0.02em;
}
.hero h1 em {
    font-style: italic;
    font-weight: 400;
    color: var(--accent-deep);
}
.hero-lead {
    font-size: 1.18rem;
    color: var(--ink-soft);
    max-width: 540px;
    margin-top: 1.5rem;
}
.hero-cta {
    display: flex;
    flex-wrap: wrap;
    gap: .8rem;
    margin-top: 2.2rem;
}
.hero-meta {
    margin-top: 3rem;
    padding-top: 1.4rem;
    border-top: 1px solid var(--line);
    display: flex;
    flex-wrap: wrap;
    gap: 2rem;
    color: var(--muted-2);
    font-size: .85rem;
}
.hero-meta strong {
    color: var(--ink);
    display: block;
    font-family: var(--font-display);
    font-size: 1.6rem;
    font-weight: 600;
    line-height: 1;
    margin-bottom: .2rem;
}

/* Hero diagram (a destra) — costruzione visiva tipo blueprint */
.hero-diagram {
    position: relative;
    aspect-ratio: 1 / 1.05;
    background: var(--white);
    border: 1px solid var(--line);
    overflow: hidden;
}
.hero-diagram::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(to right, rgba(14, 27, 42, .05) 1px, transparent 1px),
        linear-gradient(to bottom, rgba(14, 27, 42, .05) 1px, transparent 1px);
    background-size: 28px 28px;
}
.hero-diagram-label {
    position: absolute;
    top: 14px;
    left: 14px;
    right: 14px;
    display: flex;
    justify-content: space-between;
    font-size: .7rem;
    text-transform: uppercase;
    letter-spacing: .15em;
    color: var(--muted);
}
.building {
    position: absolute;
    bottom: 32px;
    left: 50%;
    transform: translateX(-50%);
    width: 64%;
    max-width: 290px;
    background: var(--paper-warm);
    border: 1.5px solid var(--ink);
}
.building-row {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    border-bottom: 1px solid var(--ink);
}
.building-row:last-child { border-bottom: none; }
.building-row.roof {
    height: 24px;
    background: var(--ink);
    grid-template-columns: 1fr;
}
.building-cell {
    aspect-ratio: 1;
    border-right: 1px solid var(--ink);
    background: var(--paper-warm);
    position: relative;
}
.building-cell:last-child { border-right: none; }
.building-cell::before {
    content: '';
    position: absolute;
    inset: 25%;
    border: 1px solid var(--ink);
    background: var(--white);
}
.building-cell.lit::before {
    background: var(--accent);
    border-color: var(--accent-deep);
}
.building-cell.door::before {
    inset: 30% 30% 0 30%;
    background: var(--ink);
    border-color: var(--ink);
}

/* etichette circolari intorno all'edificio */
.diagram-pin {
    position: absolute;
    background: var(--white);
    border: 1px solid var(--ink);
    padding: .4rem .65rem;
    font-size: .72rem;
    font-weight: 600;
    color: var(--ink);
    display: inline-flex;
    align-items: center;
    gap: .4rem;
    box-shadow: 4px 4px 0 var(--ink);
}
.diagram-pin .pin-dot {
    width: 7px; height: 7px;
    background: var(--accent);
    border-radius: 50%;
    flex-shrink: 0;
}
.diagram-pin.pin-1 { top: 20%; left: 8%; }
.diagram-pin.pin-2 { top: 38%; right: 6%; }
.diagram-pin.pin-3 { bottom: 28%; left: 5%; }
.diagram-pin.pin-4 { bottom: 12%; right: 10%; }

/* Striscia "claim" sotto hero */
.tagline-strip {
    background: var(--ink);
    color: var(--paper);
    padding: 1.2rem 0;
    overflow: hidden;
    position: relative;
}
.tagline-strip-inner {
    display: flex;
    gap: 3.5rem;
    align-items: center;
    white-space: nowrap;
    animation: marquee 36s linear infinite;
    font-family: var(--font-display);
    font-style: italic;
    font-size: 1.2rem;
}
.tagline-strip-inner span {
    display: inline-flex;
    align-items: center;
    gap: 3.5rem;
}
.tagline-strip-inner .sep {
    color: var(--accent);
    font-style: normal;
    font-weight: 700;
    font-size: 1.4rem;
}
@keyframes marquee {
    from { transform: translateX(0); }
    to   { transform: translateX(-50%); }
}

/* ===== PROBLEMA ===== */
.problem-list {
    list-style: none;
    padding: 0;
    margin: 2rem 0 0;
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 0;
    border-top: 1px solid var(--line);
    border-left: 1px solid var(--line);
}
.problem-list li {
    border-right: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
    padding: 1.4rem 1.2rem;
    background: var(--paper-warm);
    position: relative;
    transition: background .2s;
}
.problem-list li:hover { background: var(--bone); }
.problem-list .num {
    font-family: var(--font-display);
    font-size: 1.05rem;
    color: var(--accent);
    font-weight: 600;
    display: block;
    margin-bottom: .4rem;
}
.problem-list .txt {
    font-size: .92rem;
    color: var(--ink-soft);
    line-height: 1.45;
}

/* ===== PROBLEMA — versione editoriale (lista compatta + pull-quote) ===== */
.problem-questions {
    list-style: none;
    padding: 0;
    margin: 0;
    border-top: 1px solid var(--line);
}
.problem-questions li {
    display: flex;
    align-items: baseline;
    gap: 1.4rem;
    padding: 1.1rem 0;
    border-bottom: 1px solid var(--line);
    transition: padding-left .25s ease;
}
.problem-questions li:hover {
    padding-left: .6rem;
}
.problem-questions .num {
    font-family: var(--font-display);
    font-size: .85rem;
    font-weight: 600;
    color: var(--accent);
    letter-spacing: .1em;
    flex-shrink: 0;
    min-width: 1.8rem;
}
.problem-questions .txt {
    font-family: var(--font-display);
    font-size: clamp(1.05rem, 1.6vw, 1.2rem);
    font-weight: 500;
    color: var(--ink-soft);
    line-height: 1.4;
    font-style: italic;
}

.problem-quote {
    margin: 0;
    padding: 1.8rem 0 0 2rem;
    border-left: 2px solid var(--accent);
    position: relative;
}
.problem-quote::before {
    content: '"';
    position: absolute;
    top: -.4rem;
    left: 1rem;
    font-family: var(--font-display);
    font-size: 4.5rem;
    line-height: 1;
    color: var(--accent);
    font-weight: 600;
}
.problem-quote blockquote {
    margin: 0 0 1rem;
    padding: 0;
}
.problem-quote blockquote p {
    font-family: var(--font-display);
    font-size: clamp(1.6rem, 2.8vw, 2.1rem);
    font-weight: 500;
    line-height: 1.18;
    color: var(--ink);
    margin: 0;
    letter-spacing: -0.01em;
}
.problem-quote blockquote em {
    font-style: italic;
    color: var(--accent-deep);
    font-weight: 500;
}
.problem-quote figcaption {
    font-family: var(--font-body);
    font-size: .85rem;
    text-transform: uppercase;
    letter-spacing: .15em;
    color: var(--muted);
    font-weight: 600;
}

@media (max-width: 991.98px) {
    .problem-quote {
        margin-top: 1rem;
        padding-left: 1.6rem;
    }
    .problem-quote::before { font-size: 3.5rem; left: .6rem; }
}

/* ===== "Perché è geniale" cards ===== */
.genius-card {
    background: var(--white);
    border: 1px solid var(--line);
    padding: 2rem 1.8rem;
    height: 100%;
    position: relative;
    transition: transform .25s ease, box-shadow .25s ease;
}
.genius-card:hover {
    transform: translateY(-4px);
    box-shadow: 8px 8px 0 var(--ink);
}
.genius-card .marker {
    font-family: var(--font-display);
    font-size: 2.4rem;
    font-weight: 600;
    color: var(--accent);
    line-height: 1;
    margin-bottom: 1rem;
    display: block;
}
.genius-card h3 {
    font-size: 1.2rem;
    margin-bottom: .8rem;
}
.genius-card p {
    font-size: .92rem;
    color: var(--muted-2);
    margin: 0;
    line-height: 1.55;
}

/* ===== BENEFICIARI cards ===== */
.beneficiary-card {
    background: var(--paper-warm);
    border: 1px solid var(--line);
    padding: 1.8rem;
    height: 100%;
    position: relative;
    transition: transform .25s ease;
}
.beneficiary-card:hover {
    transform: translateY(-3px);
    background: var(--white);
}
.beneficiary-card .role {
    font-size: .72rem;
    text-transform: uppercase;
    letter-spacing: .15em;
    color: var(--accent);
    font-weight: 700;
    margin-bottom: 1rem;
}
.beneficiary-card h3 {
    font-size: 1.4rem;
    margin-bottom: 1rem;
}
.beneficiary-card ul {
    list-style: none;
    padding: 0;
    margin: 0;
}
.beneficiary-card ul li {
    position: relative;
    padding-left: 1.3rem;
    font-size: .92rem;
    color: var(--ink-soft);
    margin-bottom: .55rem;
    line-height: 1.5;
}
.beneficiary-card ul li::before {
    content: '';
    position: absolute;
    left: 0;
    top: .55rem;
    width: 8px;
    height: 1.5px;
    background: var(--accent);
}

/* Beneficiari su pagina dedicata: blocchi grandi alternati */
.benefit-block {
    padding: 4rem 0;
    border-bottom: 1px solid var(--line);
}
.benefit-block:last-child { border-bottom: none; }
.benefit-block .role-tag {
    font-family: var(--font-display);
    font-size: clamp(2.2rem, 4vw, 3rem);
    color: var(--accent);
    font-style: italic;
    font-weight: 500;
    line-height: 1;
    margin-bottom: 1rem;
}
.benefit-block h2 {
    font-size: clamp(1.6rem, 2.6vw, 2.1rem);
    margin-bottom: 1rem;
}
.benefit-block .lead-text {
    font-size: 1.05rem;
    color: var(--muted-2);
    margin-bottom: 1.8rem;
}
.benefit-points {
    list-style: none;
    padding: 0;
    margin: 0;
    border-top: 1px solid var(--line);
}
.benefit-points li {
    padding: 1.2rem 0 1.2rem 2.2rem;
    border-bottom: 1px solid var(--line);
    position: relative;
    font-size: .98rem;
    color: var(--ink-soft);
    line-height: 1.55;
}
.benefit-points li::before {
    content: counter(li, decimal-leading-zero);
    counter-increment: li;
    position: absolute;
    left: 0;
    top: 1.2rem;
    font-family: var(--font-display);
    font-size: .9rem;
    font-weight: 600;
    color: var(--accent);
    letter-spacing: .05em;
}
.benefit-points {
    counter-reset: li;
}
.benefit-points strong {
    color: var(--ink);
    font-weight: 600;
}

/* ===== FUNZIONALITÀ ===== */
.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 0;
    border-top: 1px solid var(--line);
    border-left: 1px solid var(--line);
}
.feature-cell {
    border-right: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
    padding: 2rem 1.8rem;
    background: var(--paper);
    position: relative;
    transition: background .2s;
}
.feature-cell:hover { background: var(--paper-warm); }
.feature-cell .num {
    font-family: var(--font-display);
    font-size: .82rem;
    font-weight: 600;
    color: var(--accent);
    letter-spacing: .12em;
    margin-bottom: 1rem;
}
.feature-cell .ico {
    color: var(--ink);
    font-size: 1.5rem;
    margin-bottom: 1rem;
    display: inline-block;
}
.feature-cell h3 {
    font-size: 1.1rem;
    margin-bottom: .6rem;
}
.feature-cell p {
    font-size: .9rem;
    color: var(--muted-2);
    margin: 0;
    line-height: 1.55;
}

/* ===== PIANI / PRICING ===== */
.plans-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
}
.plan-card {
    background: var(--paper-warm);
    border: 1.5px solid var(--ink);
    padding: 2rem 1.8rem;
    display: flex;
    flex-direction: column;
    position: relative;
    transition: transform .2s ease;
}
.plan-card:hover { transform: translateY(-4px); }
.plan-card.highlight {
    background: var(--ink);
    color: var(--paper);
}
.plan-card.highlight h3,
.plan-card.highlight .plan-price-num,
.plan-card.highlight .plan-tagline,
.plan-card.highlight .plan-features li { color: var(--paper); }
.plan-card.highlight .plan-features li::before { background: var(--accent); }
.plan-card.highlight .plan-price-suffix { color: rgba(245,239,228,.7); }
.plan-card.highlight .plan-meta { color: rgba(245,239,228,.65); }
.plan-card.highlight .plan-ribbon {
    background: var(--accent);
    color: var(--ink);
}

.plan-ribbon {
    position: absolute;
    top: 0;
    right: 1.2rem;
    transform: translateY(-50%);
    background: var(--ink);
    color: var(--paper);
    font-size: .68rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .15em;
    padding: .35rem .8rem;
}
.plan-card h3 {
    font-size: 1.5rem;
    margin-bottom: .25rem;
}
.plan-tagline {
    font-size: .88rem;
    color: var(--muted-2);
    margin-bottom: 1.4rem;
}
.plan-meta {
    font-size: .8rem;
    text-transform: uppercase;
    letter-spacing: .1em;
    color: var(--muted);
    margin-bottom: 1rem;
    font-weight: 600;
}
.plan-price {
    display: flex;
    align-items: baseline;
    gap: .35rem;
    margin-bottom: 1.6rem;
    border-bottom: 1px solid var(--line);
    padding-bottom: 1.4rem;
}
.plan-card.highlight .plan-price { border-color: rgba(245,239,228,.18); }
.plan-price-num {
    font-family: var(--font-display);
    font-size: 2.6rem;
    font-weight: 600;
    line-height: 1;
}
.plan-price-cur {
    font-family: var(--font-display);
    font-size: 1.3rem;
    color: var(--accent);
}
.plan-price-suffix {
    font-size: .85rem;
    color: var(--muted-2);
    margin-left: .3rem;
}
.plan-features {
    list-style: none;
    padding: 0;
    margin: 0 0 1.6rem;
    flex-grow: 1;
}
.plan-features li {
    position: relative;
    padding-left: 1.4rem;
    font-size: .9rem;
    margin-bottom: .65rem;
    color: var(--ink-soft);
    line-height: 1.45;
}
.plan-features li::before {
    content: '';
    position: absolute;
    left: 0;
    top: .6rem;
    width: 10px;
    height: 1.5px;
    background: var(--accent);
}

/* ===== SIMULATORE ===== */
.simulator-shell {
    background: var(--white);
    border: 1.5px solid var(--ink);
    padding: 2rem;
    position: relative;
}
@media (min-width: 768px) {
    .simulator-shell { padding: 2.6rem 2.8rem; }
}
.simulator-shell::before {
    content: 'Simulatore';
    position: absolute;
    top: 0;
    left: 1.6rem;
    transform: translateY(-50%);
    background: var(--paper);
    padding: 0 .8rem;
    font-size: .72rem;
    text-transform: uppercase;
    letter-spacing: .2em;
    color: var(--accent);
    font-weight: 700;
}
.sim-step {
    margin-bottom: 2rem;
}
.sim-step-label {
    display: flex;
    align-items: baseline;
    gap: .8rem;
    margin-bottom: 1rem;
}
.sim-step-num {
    font-family: var(--font-display);
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--accent);
    border: 1.5px solid var(--accent);
    width: 30px; height: 30px;
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    line-height: 1;
    flex-shrink: 0;
}
.sim-step-title {
    font-family: var(--font-display);
    font-size: 1.15rem;
    font-weight: 600;
}

/* Selettore piano */
.plan-radios {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
    gap: .8rem;
}
.plan-radio {
    cursor: pointer;
    margin: 0;
}
.plan-radio input { display: none; }
.plan-radio-card {
    border: 1.5px solid var(--line);
    padding: 1rem 1.1rem;
    background: var(--paper-warm);
    transition: all .2s;
    height: 100%;
    display: flex;
    flex-direction: column;
    gap: .25rem;
}
.plan-radio:hover .plan-radio-card {
    border-color: var(--ink-soft);
}
.plan-radio input:checked + .plan-radio-card {
    border-color: var(--ink);
    background: var(--ink);
    color: var(--paper);
}
.plan-radio input:checked + .plan-radio-card .pr-name { color: var(--paper); }
.plan-radio input:checked + .plan-radio-card .pr-desc { color: rgba(245,239,228,.7); }
.plan-radio input:checked + .plan-radio-card .pr-price { color: var(--accent); }
.pr-name {
    font-family: var(--font-display);
    font-weight: 600;
    font-size: 1.05rem;
    color: var(--ink);
}
.pr-desc {
    font-size: .78rem;
    color: var(--muted);
}
.pr-price {
    font-family: var(--font-display);
    font-weight: 600;
    color: var(--accent);
    font-size: .92rem;
    margin-top: .35rem;
}

/* Input millesimi */
.millesimi-input {
    background: var(--paper-warm);
    border: 1.5px solid var(--line);
    padding: 1rem 1.2rem;
    font-family: var(--font-display);
    font-size: 1.6rem;
    font-weight: 600;
    color: var(--ink);
    width: 100%;
    transition: border-color .2s;
    text-align: right;
}
.millesimi-input:focus {
    outline: none;
    border-color: var(--ink);
    background: var(--white);
}
.millesimi-suffix {
    background: var(--ink);
    color: var(--paper);
    padding: 1rem 1.2rem;
    font-size: .85rem;
    text-transform: uppercase;
    letter-spacing: .1em;
    font-weight: 600;
    border: 1.5px solid var(--ink);
    border-left: none;
    display: flex;
    align-items: center;
    white-space: nowrap;
}
.millesimi-row { display: flex; }
.millesimi-input { flex: 1; }
.millesimi-help {
    font-size: .82rem;
    color: var(--muted-2);
    margin-top: .6rem;
}
.millesimi-quick {
    display: flex;
    flex-wrap: wrap;
    gap: .4rem;
    margin-top: .8rem;
}
.millesimi-quick button {
    background: transparent;
    border: 1px solid var(--line);
    padding: .35rem .7rem;
    font-size: .78rem;
    font-weight: 600;
    color: var(--muted-2);
    cursor: pointer;
    transition: all .15s;
}
.millesimi-quick button:hover {
    border-color: var(--ink);
    color: var(--ink);
}

/* Risultato */
.sim-result {
    background: var(--ink);
    color: var(--paper);
    padding: 2rem;
    margin-top: 1rem;
    position: relative;
    overflow: hidden;
}
.sim-result::after {
    content: '';
    position: absolute;
    top: -40px;
    right: -40px;
    width: 120px;
    height: 120px;
    background: var(--accent);
    opacity: .1;
    border-radius: 50%;
}
.sim-result-label {
    font-size: .72rem;
    text-transform: uppercase;
    letter-spacing: .2em;
    color: var(--accent);
    font-weight: 700;
    margin-bottom: .6rem;
}
.sim-result-row {
    display: flex;
    align-items: baseline;
    flex-wrap: wrap;
    gap: 1.5rem;
    border-bottom: 1px dashed rgba(245,239,228,.2);
    padding-bottom: 1.2rem;
    margin-bottom: 1.2rem;
}
.sim-result-row:last-child {
    border-bottom: none;
    margin-bottom: 0;
    padding-bottom: 0;
}
.sim-result-num {
    font-family: var(--font-display);
    font-size: clamp(2.4rem, 5vw, 3.6rem);
    font-weight: 600;
    line-height: 1;
    color: var(--paper);
}
.sim-result-num em {
    color: var(--accent);
    font-style: normal;
}
.sim-result-desc {
    font-size: .9rem;
    color: rgba(245,239,228,.7);
    line-height: 1.4;
    flex: 1;
    min-width: 200px;
}
.sim-result-desc strong {
    display: block;
    color: var(--paper);
    font-family: var(--font-display);
    font-size: 1.1rem;
    margin-bottom: .2rem;
}

.sim-formula {
    font-family: var(--font-display);
    font-style: italic;
    color: var(--muted);
    font-size: .92rem;
    text-align: center;
    padding: 1.2rem 0 0;
    border-top: 1px solid var(--line);
    margin-top: 2rem;
}
.sim-formula code {
    color: var(--accent);
    font-family: 'SF Mono', Menlo, monospace;
    font-size: .85rem;
    background: transparent;
    padding: 0 .2rem;
}

/* ===== NO-APP STRIP (funzionalità) ===== */
.no-app-strip {
    background: var(--bone);
    padding: 4.5rem 0;
    border-bottom: 1px solid var(--line);
    position: relative;
}
.no-app-strip::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(to right, rgba(14, 27, 42, .035) 1px, transparent 1px);
    background-size: 60px 100%;
    pointer-events: none;
}
.no-app-strip .container { position: relative; z-index: 1; }

.no-app-title {
    font-weight: 500;
    font-size: clamp(1.8rem, 3.6vw, 2.6rem);
    margin-bottom: 1rem;
}
.no-app-title em {
    font-style: italic;
    color: var(--accent-deep);
    font-weight: 400;
}
.no-app-lead {
    font-size: 1.05rem;
    color: var(--ink-soft);
    max-width: 460px;
    margin: 0;
    line-height: 1.55;
}
.no-app-lead strong {
    font-style: italic;
    color: var(--accent-deep);
    font-weight: 600;
}

.no-app-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0;
    border-top: 1px solid var(--line);
    border-left: 1px solid var(--line);
    background: var(--paper);
}
.no-app-cell {
    border-right: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
    padding: 1.6rem 1.4rem;
    transition: background .2s;
}
.no-app-cell:hover { background: var(--paper-warm); }
.no-app-cell .no-app-num {
    font-family: var(--font-display);
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--accent);
    line-height: 1;
    margin-bottom: .8rem;
    letter-spacing: .02em;
}
.no-app-cell h3 {
    font-size: 1.05rem;
    margin-bottom: .5rem;
    color: var(--ink);
}
.no-app-cell p {
    font-size: .88rem;
    color: var(--muted-2);
    margin: 0;
    line-height: 1.5;
}

@media (max-width: 575.98px) {
    .no-app-strip { padding: 3rem 0; }
    .no-app-grid { grid-template-columns: 1fr; }
}

/* ===== CTA STRIP ===== */
.cta-strip {
    background: var(--ink);
    color: var(--paper);
    padding: 4rem 0;
    position: relative;
}
.cta-strip h2 {
    color: var(--paper);
    font-style: italic;
    font-weight: 500;
}
.cta-strip h2 em {
    color: var(--accent);
    font-style: normal;
    font-weight: 600;
}
.cta-strip p { color: rgba(245,239,228,.75); }

/* ===== FOOTER ===== */
.site-footer {
    background: var(--paper-warm);
    border-top: 1px solid var(--line);
    padding: 3.5rem 0 1.5rem;
    margin-top: 0;
}
.footer-brand {
    display: inline-flex;
    align-items: center;
    gap: .7rem;
    color: var(--ink);
}
.footer-claim {
    font-family: var(--font-display);
    font-style: italic;
    font-size: 1rem;
    color: var(--muted-2);
    max-width: 380px;
    line-height: 1.5;
}
.footer-title {
    font-size: .72rem;
    text-transform: uppercase;
    letter-spacing: .15em;
    font-weight: 700;
    color: var(--accent);
    margin-bottom: 1rem;
}
.footer-list {
    list-style: none;
    padding: 0;
    margin: 0;
}
.footer-list li { margin-bottom: .5rem; }
.footer-list a {
    color: var(--ink-soft);
    font-size: .9rem;
    transition: color .15s;
}
.footer-list a:hover { color: var(--accent-deep); }
.footer-bottom {
    margin-top: 3rem;
    padding-top: 1.4rem;
    border-top: 1px solid var(--line);
    font-size: .82rem;
    color: var(--muted);
    display: flex;
    flex-wrap: wrap;
    gap: .6rem;
    align-items: center;
}
.footer-bottom a { color: var(--muted-2); }
.footer-bottom a:hover { color: var(--ink); }

/* ===== Page heads (sub-pages) ===== */
.page-head {
    background: var(--paper);
    padding: 4rem 0 3rem;
    border-bottom: 1px solid var(--line);
    position: relative;
}

.page-head_ben {
    background: var(--paper);
    padding: 4rem 0 3rem;
    
    position: relative;
}

.page-head .eyebrow { margin-bottom: 1rem; }
.page-head h1 {
    font-weight: 500;
    margin-bottom: 1.2rem;
}
.page-head h1 em {
    font-style: italic;
    color: var(--accent-deep);
    font-weight: 400;
}
.page-head .lead {
    font-size: 1.1rem;
    color: var(--muted-2);
    max-width: 720px;
    margin: 0;
}

/* ===== FORM ===== */
.form-card {
    background: var(--white);
    border: 1px solid var(--line);
    padding: 2rem;
}
.form-label {
    font-size: .8rem;
    text-transform: uppercase;
    letter-spacing: .1em;
    font-weight: 700;
    color: var(--muted-2);
    margin-bottom: .5rem;
}
.form-control,
.form-select {
    border-radius: var(--radius-sm);
    border: 1.5px solid var(--line);
    padding: .8rem 1rem;
    font-family: var(--font-body);
    background: var(--paper);
    color: var(--ink);
    font-size: .95rem;
    transition: border-color .2s, background .2s;
}
.form-control:focus,
.form-select:focus {
    border-color: var(--ink);
    background: var(--white);
    box-shadow: none;
    color: var(--ink);
}

/* ===== Reveal (scroll animation) ===== */
.reveal {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity .7s ease, transform .7s ease;
}
.reveal.is-visible {
    opacity: 1;
    transform: translateY(0);
}

/* ===== Responsive tweaks ===== */
@media (max-width: 991.98px) {
    .navbar-collapse {
        margin-top: 1rem;
        padding-top: 1rem;
        border-top: 1px solid var(--line);
    }
    .navbar-nav { gap: .25rem; }
    .navbar-nav .nav-link.active::after { display: none; }
    .navbar-nav .nav-link.active { color: var(--accent); }
    .hero { padding: 3rem 0 2.5rem; }
    .hero-diagram { margin-top: 2.5rem; max-width: 420px; margin-inline: auto; }
    .section { padding: 3.5rem 0; }
    .hero-meta { gap: 1.5rem; }
    .hero-meta strong { font-size: 1.4rem; }
}

@media (max-width: 575.98px) {
    .topstripe { font-size: .72rem; }
    .topstripe .container { gap: .5rem; }
    .brand-line-1 { font-size: .95rem; }
    .brand-line-2 { font-size: .65rem; }
    .hero h1 { font-size: 2rem; }
    .hero-cta { gap: .6rem; }
    .hero-cta .btn { width: 100%; }
    .hero-meta { gap: 1.2rem; }
    .tagline-strip-inner { font-size: 1rem; gap: 2rem; }
    .tagline-strip-inner span { gap: 2rem; }
    .simulator-shell { padding: 1.6rem 1.2rem; }
    .sim-result { padding: 1.6rem 1.2rem; }
    .plan-card { padding: 1.6rem 1.4rem; }
    .form-card { padding: 1.4rem; }
    .diagram-pin { font-size: .65rem; padding: .3rem .5rem; }
}

/* Print */
@media print {
    .topstripe, .site-header, .site-footer, .cta-strip, .tagline-strip { display: none; }
    body { background: white; }
}



/* ============================================================
   HERO STAMP — bollo "Fascicolo del Fabbricato 2027"
   Timbro tondo in stile inchiostro su carta, ruotato -12°.
   Agganciato all'angolo in alto a destra del mockup, sia su
   desktop sia su mobile (il mockup è la sua "ancora visiva").
   ============================================================ */
.hero-mockup-col {
    position: relative;
}

.hero-stamp {
    position: absolute;
    top: -1.25rem;
    right: -1rem;
    z-index: 3;

    width: 130px;
    height: 130px;
    border-radius: 50%;

    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    text-decoration: none;

    font-family: var(--font-display);
    color: var(--accent-deep);
    background: var(--white);

    transform: rotate(+12deg);
    transition: transform .35s ease, box-shadow .35s ease;

    /* Ombra discreta per staccarlo dal mockup e dallo sfondo paper */
    box-shadow: 0 4px 18px -4px rgba(14, 27, 42, .25);
}

.hero-stamp:hover,
.hero-stamp:focus-visible {
    transform: rotate(-8deg) scale(1.04);
    color: var(--accent-deep);
    text-decoration: none;
    outline: none;
    box-shadow: 0 8px 26px -6px rgba(14, 27, 42, .32);
}

/* Doppio anello del timbro */
.hero-stamp__ring {
    position: absolute;
    inset: 0;
    border-radius: 50%;
    border: 2.5px solid currentColor;
    box-shadow: inset 0 0 0 4px transparent,
                inset 0 0 0 5px currentColor;
    pointer-events: none;
}

.hero-stamp__top {
    font-family: var(--font-body);
    font-size: .58rem;
    font-weight: 700;
    letter-spacing: .14em;
    text-transform: uppercase;
    line-height: 1;
    margin-bottom: .35rem;
}

.hero-stamp__main {
    font-family: var(--font-display);
    font-weight: 600;
    font-size: .92rem;
    line-height: 1.05;
    letter-spacing: .01em;
}

.hero-stamp__year {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 1.45rem;
    line-height: 1;
    margin: .25rem 0 .1rem;
    letter-spacing: .04em;
}

/* ---- Responsive: tablet ---- */
@media (max-width: 991.98px) {
    .hero-stamp {
        width: 110px;
        height: 110px;
        top: -.75rem;
        right: -.5rem;
    }
    .hero-stamp__main { font-size: .8rem; }
    .hero-stamp__year { font-size: 1.2rem; }
    .hero-stamp__top  { font-size: .52rem; }
}

/* ---- Responsive: mobile ---- */
@media (max-width: 575.98px) {
    .hero-stamp {
        width: 88px;
        height: 88px;
        top: -.5rem;
        right: -.25rem;
        transform: rotate(-10deg);
    }
    .hero-stamp__main { font-size: .64rem; }
    .hero-stamp__year { font-size: .95rem; }
    .hero-stamp__top  { font-size: .42rem; margin-bottom: .2rem; }
}

/* Print: il bollo non si stampa */
@media print {
    .hero-stamp { display: none; }
}