/* ============================================================
   Tappito — Design System v3 — parte 2 di 4
   I file sono spezzati e tenuti sotto i 16 KB: il proxy Aruba
   tronca a 16384 byte le risposte piu' grandi (vedi CLAUDE.md).
   Vanno caricati in ordine: la cascata dipende dalla sequenza.
   ============================================================ */
.lede {
    margin-top: 24px;
    font-size: clamp(1.05rem, 1.5vw, 1.19rem);
    color: var(--on-ink-2);
    max-width: 34em;
    line-height: 1.62;
}
.lede strong { color: #fff; font-weight: 600; }

.hero-actions { display: flex; flex-wrap: wrap; gap: 13px; margin-top: 36px; }

.hero-micro {
    display: flex; flex-wrap: wrap; gap: 10px 26px;
    margin-top: 32px;
    font-size: .855rem; color: var(--on-ink-3);
}
.hero-micro li { display: flex; align-items: center; gap: 7px; list-style: none; }
.hero-micro svg { color: #3DDC84; flex-shrink: 0; }

/* ---- Hero device ---- */
/* ---- Il gesto: riquadro riservato al filmato del check-in ----
   Proporzione fissa, cosi' lo spazio e' gia' occupato prima che il video
   carichi e la pagina non salta quando arriva. */
.stage-video {
    display: block;
    width: 100%; max-width: 560px;
    margin-inline: auto;
    aspect-ratio: 4 / 3;
    object-fit: cover;
    border-radius: var(--r-lg);
    border: 1px solid rgba(255,255,255,.14);
    background: #0B1020;
    box-shadow: 0 44px 90px -30px rgba(0,0,0,.85);
}
.stage-video[hidden] { display: none; }

.device-stage {
    position: relative;
    display: grid; place-items: center;
    min-height: 460px;
}
.rings { position: absolute; inset: 0; display: grid; place-items: center; pointer-events: none; }
.rings i {
    position: absolute;
    width: 200px; height: 200px;
    border: 1px solid rgba(126,155,255,.4);
    border-radius: 50%;
    opacity: 0;
    animation: ripple 3.6s cubic-bezier(.2,.6,.3,1) infinite;
}
.rings i:nth-child(2) { animation-delay: 1.2s; }
.rings i:nth-child(3) { animation-delay: 2.4s; }
@keyframes ripple {
    0%   { transform: scale(.55); opacity: 0; }
    12%  { opacity: .85; }
    100% { transform: scale(2.5); opacity: 0; }
}

.device {
    position: relative;
    width: 296px;
    background: linear-gradient(165deg, #1B2540, #0C1122);
    border: 1px solid rgba(255,255,255,.13);
    border-radius: 34px;
    padding: 11px;
    box-shadow: 0 44px 90px -28px rgba(0,0,0,.85), inset 0 1px 0 rgba(255,255,255,.12);
    transform: perspective(1400px) rotateY(-11deg) rotateX(4deg);
}
.device-screen {
    background: #080D1A;
    border-radius: 25px;
    padding: 20px 17px 22px;
    overflow: hidden;
}
.dev-top {
    display: flex; align-items: center; justify-content: space-between;
    font-size: .68rem; color: var(--on-ink-3);
    letter-spacing: .05em; text-transform: uppercase; font-weight: 600;
    margin-bottom: 16px;
}
.dev-ctx {
    display: inline-flex; align-items: center; gap: 6px;
    color: #fff;
}
.dev-ctx i {
    width: 6px; height: 6px; border-radius: 50%;
    background: var(--v-guest);
    transition: background .5s;
}

.tap-zone {
    position: relative;
    height: 132px;
    display: grid; place-items: center;
    border-radius: 18px;
    background: radial-gradient(circle at 50% 50%, rgba(37,71,240,.28), rgba(37,71,240,.03) 70%);
    border: 1px dashed rgba(255,255,255,.13);
    margin-bottom: 16px;
}
.tap-nfc { color: #9FB6FF; animation: bob 2.6s ease-in-out infinite; }
@keyframes bob { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-6px); } }
.tap-label {
    position: absolute; bottom: 13px;
    font-size: .72rem; color: var(--on-ink-2); letter-spacing: .02em;
}

.feed { display: grid; gap: 8px; }
.feed-row {
    display: flex; align-items: center; gap: 10px;
    padding: 10px 12px;
    background: rgba(255,255,255,.045);
    border: 1px solid rgba(255,255,255,.06);
    border-radius: 11px;
    font-size: .765rem;
    color: var(--on-ink-2);
    animation: slidein .45s cubic-bezier(.2,.7,.3,1) both;
}
.feed-row:nth-child(2) { animation-delay: .07s }
.feed-row:nth-child(3) { animation-delay: .14s }
@keyframes slidein { from { opacity: 0; transform: translateX(10px); } to { opacity: 1; transform: none; } }
.feed-row b { color: #fff; font-weight: 600; }
.feed-row .t { margin-left: auto; font-family: var(--mono); font-size: .7rem; color: var(--on-ink-3); }
.feed-dot { width: 7px; height: 7px; border-radius: 50%; flex-shrink: 0; background: #3DDC84; }
.feed-dot.amber { background: #F2B138; }

.device-badge {
    position: absolute;
    /* Sotto al telefono, non sopra l'elenco: prima copriva una riga di testo
       e sembrava un difetto invece di un elemento sovrapposto di proposito. */
    right: -24px; bottom: -18px;
    display: flex; align-items: center; gap: 10px;
    padding: 11px 15px;
    background: rgba(255,255,255,.97);
    color: var(--text);
    border-radius: 14px;
    box-shadow: var(--sh-lg);
    animation: bob 4s ease-in-out infinite;
}
.device-badge .n { font-family: var(--mono); font-size: 1.16rem; font-weight: 700; letter-spacing: -0.03em; }
.device-badge .l { font-size: .68rem; color: var(--text-2); line-height: 1.25; text-transform: uppercase; letter-spacing: .06em; font-weight: 600; }

/* ============================================================
   Metrics strip
   ============================================================ */
.metrics {
    background: var(--ink-2);
    border-top: 1px solid var(--ink-line-2);
    color: #fff;
    padding: 40px 0;
}
.metrics-grid {
    max-width: var(--wide); margin: 0 auto; padding: 0 var(--pad);
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}
.metric { text-align: center; padding: 4px 8px; position: relative; }
.metric + .metric::before {
    content: ''; position: absolute; left: -12px; top: 12%; bottom: 12%;
    width: 1px; background: var(--ink-line);
}
.metric .v {
    font-family: var(--mono);
    font-size: clamp(1.7rem, 3.1vw, 2.3rem);
    font-weight: 700; letter-spacing: -0.045em;
    font-variant-numeric: tabular-nums;
    background: linear-gradient(180deg, #FFFFFF, #A9BAF0);
    -webkit-background-clip: text; background-clip: text; color: transparent;
}
.metric .l {
    margin-top: 5px;
    font-size: .765rem; color: var(--on-ink-3);
    text-transform: uppercase; letter-spacing: .1em; font-weight: 600;
}

/* ============================================================
   Section scaffolding
   ============================================================ */
.section { padding: var(--sec) 0; }
.section-alt { background: var(--paper-2); }
.section-ink { background: var(--ink); color: var(--on-ink); }

.sec-head { max-width: 720px; margin-bottom: clamp(44px, 5vw, 64px); }
.sec-head.center { margin-left: auto; margin-right: auto; text-align: center; }

.kicker {
    display: inline-flex; align-items: center; gap: 8px;
    font-size: .74rem; font-weight: 700;
    letter-spacing: .13em; text-transform: uppercase;
    color: var(--blue);
    margin-bottom: 18px;
}
.kicker::before {
    content: ''; width: 22px; height: 2px; border-radius: 2px;
    background: currentColor;
}
.section-ink .kicker { color: #8DA6FF; }

.sec-head h2 {
    font-size: clamp(2rem, 3.9vw, 3rem);
    font-weight: 800; letter-spacing: -0.038em;
}
.sec-head p {
    margin-top: 18px;
    font-size: clamp(1.02rem, 1.35vw, 1.13rem);
    color: var(--text-2);
    line-height: 1.66;
}
.section-ink .sec-head p { color: var(--on-ink-2); }

/* Answer block (AEO) — risposta breve estraibile */
.answer {
    position: relative;
    background: var(--paper);
    border: 1px solid var(--line);
    border-left: 4px solid var(--blue);
    border-radius: var(--r-sm);
    padding: 22px 26px;
    margin-top: 26px;
    box-shadow: var(--sh-sm);
    font-size: 1.03rem;
    color: var(--text);
    line-height: 1.65;
}
.answer strong { font-weight: 700; }

/* ============================================================
   Solutions — 4 verticali a peso identico
   ============================================================ */
.tabs {
    display: flex; flex-wrap: wrap; gap: 8px;
    padding: 7px;
    background: var(--paper-3);
    border-radius: var(--r-pill);
    margin: 0 auto clamp(34px, 4vw, 48px);
    width: fit-content;
    max-width: 100%;
}
.tab {
    display: inline-flex; align-items: center; gap: 9px;
    padding: 11px 22px;
    border: 0; border-radius: var(--r-pill);
    background: transparent;
    font-family: inherit; font-size: .93rem; font-weight: 600;
    letter-spacing: -0.01em;
    color: var(--text-2);
    cursor: pointer;
    transition: background .25s, color .25s, box-shadow .25s;
}
.tab:hover { color: var(--text); }
.tab[aria-selected="true"] {
    background: var(--paper);
    color: var(--text);
    box-shadow: var(--sh);
}
.tab i { width: 8px; height: 8px; border-radius: 50%; background: currentColor; opacity: .5; }
.tab[aria-selected="true"] i { opacity: 1; }

.panel { display: none; }
.panel.active { display: block; animation: fadeup .45s cubic-bezier(.2,.7,.3,1) both; }
@keyframes fadeup { from { opacity: 0; transform: translateY(14px); } to { opacity: 1; transform: none; } }

.panel-grid {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: clamp(28px, 4vw, 56px);
    align-items: center;
    background: var(--paper);
    border: 1px solid var(--line);
    border-radius: var(--r-lg);
    padding: clamp(28px, 3.6vw, 52px);
    box-shadow: var(--sh-md);
}
.panel-badge {
    display: inline-flex; align-items: center; gap: 8px;
    padding: 6px 14px; border-radius: var(--r-pill);
    font-size: .76rem; font-weight: 700;
    letter-spacing: .07em; text-transform: uppercase;
    background: var(--tone-soft, var(--blue-soft));
    color: var(--tone, var(--blue));
    margin-bottom: 18px;
}
.panel h3 {
    font-size: clamp(1.55rem, 2.5vw, 2.05rem);
    font-weight: 800; letter-spacing: -0.033em;
}
.panel > .panel-grid > div > p {
    margin-top: 15px; color: var(--text-2); font-size: 1.02rem;
}
.panel-list { list-style: none; margin-top: 24px; display: grid; gap: 12px; }
.panel-list li {
    display: flex; gap: 11px; align-items: flex-start;
    font-size: .955rem; color: var(--text);
}
.panel-list svg { flex-shrink: 0; margin-top: 3px; color: var(--tone, var(--blue)); }

.panel-cta { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 30px; }
.link-arrow {
    display: inline-flex; align-items: center; gap: 7px;
    font-weight: 600; font-size: .95rem;
    color: var(--tone, var(--blue));
    text-decoration: none;
    padding: 13px 0;
}
.link-arrow svg { transition: transform .22s; }
.link-arrow:hover svg { transform: translateX(4px); }

.panel-visual {
    position: relative;
    border-radius: var(--r);
    background:
        linear-gradient(160deg, var(--tone-soft, var(--blue-soft)), var(--paper) 70%);
    border: 1px solid var(--line);
    padding: 30px;
    min-height: 300px;
    display: flex; flex-direction: column; justify-content: center; gap: 12px;
}
.vis-row {
    display: flex; align-items: center; gap: 12px;
    background: var(--paper);
    border: 1px solid var(--line);
    border-radius: 13px;
    padding: 13px 15px;
    box-shadow: var(--sh-sm);
    font-size: .875rem;
    /* colore esplicito: la card e' bianca anche dentro le sezioni scure,
       dove altrimenti erediterebbe il testo bianco e sparirebbe */
    color: var(--text);
}
.vis-row .av {
    width: 32px; height: 32px; border-radius: 9px;
    display: grid; place-items: center;
    background: var(--tone, var(--blue)); color: #fff;
    font-size: .74rem; font-weight: 700; letter-spacing: 0;
    flex-shrink: 0;
}
.vis-row b { font-weight: 600; }
.vis-row .meta { display: block; font-size: .755rem; color: var(--text-3); }
.vis-row .st {
    margin-left: auto; font-family: var(--mono); font-size: .72rem;
    padding: 4px 9px; border-radius: var(--r-pill);
    background: var(--paper-2); color: var(--text-2);
}
.vis-row .st.ok { background: #E8F8F0; color: #0B7A56; }

/* ============================================================
   Steps (HowTo)
   ============================================================ */
.steps {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: clamp(20px, 2.4vw, 32px);
    counter-reset: s;
}
.step {
    position: relative;
    background: var(--paper);
    border: 1px solid var(--line);
    border-radius: var(--r);
    padding: 34px 30px 30px;
    box-shadow: var(--sh-sm);
    transition: transform .3s cubic-bezier(.2,.7,.3,1), box-shadow .3s, border-color .3s;
}
.step:hover { transform: translateY(-5px); box-shadow: var(--sh-md); border-color: #C9D6EA; }
.step .num {
    font-family: var(--mono);
    font-size: 2.9rem; font-weight: 700;
    letter-spacing: -0.05em;
    line-height: 1;
    color: var(--paper-3);
    margin-bottom: 14px;
}
.step h3 { font-size: 1.2rem; letter-spacing: -0.025em; }
.step p { margin-top: 11px; color: var(--text-2); font-size: .955rem; }
.step .time {
    display: inline-flex; align-items: center; gap: 6px;
    margin-top: 16px;
    font-size: .78rem; font-weight: 600;
    color: var(--blue); background: var(--blue-soft);
    padding: 5px 11px; border-radius: var(--r-pill);
}

/* ============================================================
   Tech / channels
   ============================================================ */
.tech-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: clamp(16px, 2vw, 24px);
}
.tech {
    background: rgba(255,255,255,.035);
    border: 1px solid var(--ink-line);
    border-radius: var(--r);
    padding: 28px 26px 30px;
    transition: background .3s, border-color .3s, transform .3s;
}
.tech:hover { background: rgba(255,255,255,.07); border-color: rgba(255,255,255,.2); transform: translateY(-4px); }
.tech-ico {
    width: 42px; height: 42px; border-radius: 12px;
    display: grid; place-items: center;
    background: rgba(37,71,240,.22);
    color: #9FB6FF;
    margin-bottom: 20px;
}
.tech h3 { font-size: 1.1rem; letter-spacing: -0.022em; }