/*
| Draft2D – sito vetrina (draft2d.com). Un solo foglio, mobile first:
| le regole di base sono per il telefono, le media query allargano.
| I colori vengono dall'icona dell'app.
*/

:root {
    color-scheme: light dark;
    --blue: #005ea5;
    --red: #d50033;
    --ink: #141a22;
    --muted: #55606e;
    --paper: #ffffff;
    --surface: #f4f7fb;
    --line: #dde4ee;
    --grid: rgba(0, 94, 165, 0.07);
    --radius: 14px;
    --gutter: 16px;
}

@media (prefers-color-scheme: dark) {
    :root {
        --blue: #6cb2f0;
        --red: #ff5a7a;
        --ink: #e9eef5;
        --muted: #a7b1bf;
        --paper: #0e1217;
        --surface: #161c24;
        --line: #273140;
        --grid: rgba(108, 178, 240, 0.08);
    }
}

*,
*::before,
*::after {
    box-sizing: border-box;
}

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

body {
    margin: 0;
    background: var(--paper);
    color: var(--ink);
    font-family: system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    font-size: 1rem;
    line-height: 1.55;
}

img {
    max-width: 100%;
    height: auto;
}

a {
    color: var(--blue);
}

a:focus-visible,
.shots:focus-visible {
    outline: 3px solid var(--blue);
    outline-offset: 3px;
    border-radius: 6px;
}

.wrap {
    width: 100%;
    max-width: 1080px;
    margin: 0 auto;
    padding: 0 var(--gutter);
}

/* Testata */

.site-header {
    border-bottom: 1px solid var(--line);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    min-height: 64px;
}

.brand {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    color: var(--ink);
    font-size: 1.125rem;
    font-weight: 700;
    letter-spacing: -0.01em;
    text-decoration: none;
}

/* L'icona ha il fondo trasparente e i tratteggi neri: va su una tessera bianca anche nel tema scuro. */
.brand-icon {
    width: 36px;
    height: 36px;
    border-radius: 9px;
    background: #fff;
    box-shadow: 0 0 0 1px var(--line);
}

.lang-switch {
    display: flex;
    gap: 2px;
}

.lang-switch a {
    min-width: 36px;
    padding: 8px 6px;
    border-radius: 8px;
    color: var(--muted);
    font-size: 0.875rem;
    font-weight: 600;
    text-align: center;
    text-decoration: none;
}

.lang-switch a:hover {
    background: var(--surface);
    color: var(--ink);
}

.lang-switch a[aria-current="page"] {
    background: var(--blue);
    color: var(--paper);
}

/* Apertura: carta millimetrata, come il foglio di un rilievo. */

.hero {
    padding: 44px 0 52px;
    border-bottom: 1px solid var(--line);
    background-image:
        linear-gradient(var(--grid) 1px, transparent 1px),
        linear-gradient(90deg, var(--grid) 1px, transparent 1px);
    background-size: 24px 24px;
    background-position: -1px -1px;
}

.hero h1 {
    margin: 0;
    max-width: 17ch;
    font-size: clamp(2rem, 8.5vw, 3.75rem);
    line-height: 1.08;
    letter-spacing: -0.025em;
}

.hero-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 14px;
    color: var(--blue);
    font-size: 0.9375rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

/* Il punto rosso dell'icona. */
.hero-brand::before {
    content: "";
    flex: none;
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--red);
}

.hero-tagline {
    display: block;
}

.hero-subtitle {
    max-width: 40rem;
    margin: 20px 0 0;
    color: var(--muted);
    font-size: 1.125rem;
}

.cta {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 4px 16px;
    margin-top: 24px;
}

/* Il badge porta con sé il suo spazio libero: lo si allinea al testo spostandolo indietro di quanto è largo. */
.cta .store-badge {
    margin-left: -14px;
}

.guide-link {
    padding: 12px 0;
    font-weight: 600;
    text-decoration: none;
}

.guide-link::after {
    content: " \2192";
}

.guide-link:hover {
    text-decoration: underline;
}

/*
| Badge di Google Play, mostrati con il badge visibile alto 56 px e,
| intorno, lo spazio libero delle linee guida: un quarto dell'altezza,
| 14 px. I file non si toccano, cambia solo come si impaginano.
*/

.store-badge {
    display: inline-block;
    line-height: 0;
}

.store-badge img {
    display: block;
    height: auto;
}

/* it, de, fr, es: il badge occupa tutta la larghezza del file, con 29 px trasparenti sopra e sotto (8,4 px a questa misura). */
.store-badge--edge {
    padding: 6px 14px;
}

.store-badge--edge img {
    width: 188px;
}

/* en: 41 px trasparenti su ogni lato, 13,6 px a questa misura. */
.store-badge--inset {
    padding: 1px;
}

.store-badge--inset img {
    width: 215px;
}

/* Sezioni */

.section {
    padding: 52px 0;
}

.section--alt {
    background: var(--surface);
    border-top: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
}

.section h2,
.closing h2 {
    margin: 0 0 24px;
    font-size: clamp(1.5rem, 5.5vw, 2.25rem);
    line-height: 1.15;
    letter-spacing: -0.02em;
}

/* Come funziona */

.steps {
    display: grid;
    gap: 14px;
    margin: 0;
    padding: 0;
    list-style: none;
}

.step {
    padding: 20px;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: var(--paper);
}

.step-number {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--blue);
    color: var(--paper);
    font-weight: 700;
}

.step h3 {
    margin: 14px 0 6px;
    font-size: 1.25rem;
}

.step p,
.feature p {
    margin: 0;
    color: var(--muted);
}

/* Punti di forza */

.features {
    display: grid;
    margin: 0;
    padding: 0;
    list-style: none;
}

.feature {
    padding: 20px 0;
    border-top: 1px solid var(--line);
}

.feature h3 {
    display: flex;
    align-items: baseline;
    gap: 10px;
    margin: 0 0 6px;
    font-size: 1.125rem;
    line-height: 1.3;
}

/* Un piccolo vano quadrato, come i muri dell'icona. */
.feature h3::before {
    content: "";
    flex: none;
    width: 11px;
    height: 11px;
    border: 2.5px solid var(--blue);
    border-radius: 2px;
}

/* Screenshot: striscia orizzontale che scorre col dito. */

.shots {
    display: flex;
    gap: 16px;
    margin: 0 calc(-1 * var(--gutter));
    padding: 4px var(--gutter) 16px;
    overflow-x: auto;
    overscroll-behavior-x: contain;
    scroll-snap-type: x mandatory;
    scroll-padding: 0 var(--gutter);
}

.shots img {
    flex: none;
    width: auto;
    max-width: none;
    height: 380px;
    border: 1px solid var(--line);
    border-radius: 18px;
    background: var(--surface);
    scroll-snap-align: start;
}

/* Chiusura */

.closing {
    padding: 56px 0 64px;
    text-align: center;
    background-image:
        linear-gradient(var(--grid) 1px, transparent 1px),
        linear-gradient(90deg, var(--grid) 1px, transparent 1px);
    background-size: 24px 24px;
    border-top: 1px solid var(--line);
}

.closing h2 {
    margin-bottom: 12px;
}

/* Piè di pagina */

.site-footer {
    padding: 28px 0 40px;
    border-top: 1px solid var(--line);
    color: var(--muted);
    font-size: 0.9375rem;
}

.footer-links {
    display: flex;
    flex-wrap: wrap;
    gap: 6px 20px;
    margin: 0 0 16px;
    padding: 0;
    list-style: none;
}

.footer-links a,
.footer-meta a {
    color: var(--ink);
    text-decoration: none;
}

.footer-links a:hover,
.footer-meta a:hover {
    text-decoration: underline;
}

.footer-meta {
    margin: 0 0 6px;
}

.footer-legal {
    margin: 0;
    font-size: 0.8125rem;
}

/* Schermi più larghi */

@media (min-width: 640px) {
    :root {
        --gutter: 24px;
    }

    .hero {
        padding: 72px 0 80px;
    }

    .section {
        padding: 72px 0;
    }

    .features {
        grid-template-columns: repeat(2, 1fr);
        column-gap: 32px;
    }

    .shots img {
        height: 480px;
    }
}

@media (min-width: 900px) {
    .steps {
        grid-template-columns: repeat(3, 1fr);
        gap: 20px;
    }

    .features {
        grid-template-columns: repeat(3, 1fr);
    }

    .closing {
        padding: 80px 0 88px;
    }
}