/* ContaChiaro — esplorazione per aree: donut della home e pagine di raccolta. */

/* ---------- Home: il donut ---------- */

.area-explorer {
    display: grid;
    grid-template-columns: minmax(240px, 340px) minmax(380px, 520px) minmax(220px, 300px);
    gap: 36px;
    align-items: center;
    justify-content: center;
    max-width: 1280px;
    margin: 0 auto;
    padding: 48px 24px 48px;
}

.area-explorer__intro .area-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: .78rem;
    font-weight: 700;
    letter-spacing: .08em;
    text-transform: uppercase;
    color: var(--accent);
}

.area-explorer__intro .area-eyebrow span {
    width: 26px;
    height: 2px;
    background: var(--accent);
    display: inline-block;
}

.area-explorer__intro h1 {
    font-size: 2.6rem;
    line-height: 1.12;
    margin: 14px 0 12px;
    letter-spacing: -.01em;
}

.area-explorer__intro h1 em {
    font-style: normal;
    color: var(--accent);
}

.area-explorer__intro p {
    color: var(--muted);
    font-size: 1rem;
    line-height: 1.55;
    margin: 0;
}

.area-explorer__wheel {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
}

.area-donut {
    display: block;
    width: 100%;
    height: auto;
    max-width: 520px;
}

.area-donut__orbit {
    fill: none;
    stroke: color-mix(in srgb, var(--text) 9%, transparent);
    stroke-width: 2;
}

.area-donut__slice {
    cursor: pointer;
    outline: none;
}

.area-donut__segment {
    fill: color-mix(in srgb, var(--area-color) 13%, var(--surface));
    stroke: color-mix(in srgb, var(--area-color) 42%, var(--surface));
    stroke-width: 2;
    transition: fill .18s ease, stroke-width .18s ease;
}

.area-donut__slice:hover .area-donut__segment,
.area-donut__slice:focus-visible .area-donut__segment {
    fill: color-mix(in srgb, var(--area-color) 34%, var(--surface));
    stroke: var(--area-color);
    stroke-width: 3;
}

.area-donut__label {
    pointer-events: none;
}

.area-donut__label svg {
    fill: none;
    stroke: var(--area-color);
    stroke-width: 1.6;
    stroke-linecap: round;
    stroke-linejoin: round;
    opacity: .92;
}

.area-donut__label text {
    fill: var(--text);
    font-size: 15px;
    font-weight: 600;
    letter-spacing: .01em;
}

.area-donut__center circle {
    fill: var(--surface);
}

.area-donut__center .area-donut__brand {
    fill: var(--text);
    font-size: 34px;
    font-weight: 800;
    letter-spacing: -.01em;
}

.area-donut__center .area-donut__brand tspan {
    fill: var(--accent);
}

.area-donut__center text {
    fill: var(--muted);
    font-size: 15px;
}

.area-donut__center path {
    fill: none;
    stroke: var(--muted);
    stroke-width: 2;
    stroke-linecap: round;
    stroke-linejoin: round;
}

.area-explorer__hint {
    margin: 4px 0 0;
    font-size: .82rem;
    color: var(--muted);
}

.area-preview {
    border: 1px solid color-mix(in srgb, var(--area-color) 32%, var(--surface-2));
    border-left: 4px solid var(--area-color);
    border-radius: 14px;
    background: var(--surface);
    padding: 22px 22px 20px;
    transition: border-color .18s ease;
}

.area-preview__eyebrow {
    display: inline-block;
    font-size: .72rem;
    font-weight: 700;
    letter-spacing: .08em;
    text-transform: uppercase;
    color: var(--area-color);
    margin-bottom: 10px;
}

.area-preview h2 {
    font-size: 1.25rem;
    margin: 0 0 8px;
}

.area-preview p {
    color: var(--muted);
    font-size: .92rem;
    line-height: 1.5;
    margin: 0 0 14px;
}

.area-preview__link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-weight: 700;
    font-size: .92rem;
    color: var(--area-color);
    text-decoration: none;
}

.area-preview__link:hover {
    text-decoration: underline;
}

.area-explorer__list {
    grid-column: 1 / -1;
    border-top: 1px solid color-mix(in srgb, var(--text) 10%, transparent);
    padding-top: 14px;
}

.area-explorer__list summary {
    cursor: pointer;
    font-size: .88rem;
    font-weight: 600;
    color: var(--muted);
    list-style: none;
    display: flex;
    align-items: center;
    gap: 8px;
}

.area-explorer__list summary::-webkit-details-marker {
    display: none;
}

.area-explorer__list[open] summary span {
    transform: rotate(45deg);
}

.area-explorer__list summary span {
    transition: transform .18s ease;
}

.area-text-links {
    display: flex;
    flex-wrap: wrap;
    gap: 8px 18px;
    padding-top: 12px;
}

.area-text-links a {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    font-size: .9rem;
    font-weight: 600;
    color: var(--text);
    text-decoration: none;
}

.area-text-links a span {
    width: 9px;
    height: 9px;
    border-radius: 50%;
    display: inline-block;
}

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

/* ---------- Pagina di raccolta area ---------- */

.area-show-header {
    max-width: 760px;
    margin: 0 auto 36px;
    text-align: center;
}

.area-show-header h1 {
    margin: 14px 0 10px;
}

.area-show-header > p {
    color: var(--muted);
    margin: 0 auto;
    max-width: 620px;
}

.area-search {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    margin-top: 22px;
}

.area-search input[type="search"] {
    width: min(420px, 100%);
    padding: 12px 16px;
    border-radius: 999px;
    border: 1px solid color-mix(in srgb, var(--text) 18%, transparent);
    background: var(--surface);
    color: var(--text);
    font-size: .95rem;
}

.area-search__clear {
    font-size: .86rem;
    color: var(--muted);
}

.area-show-count {
    margin-top: 10px;
    font-size: .84rem;
    color: var(--muted);
}

.area-empty {
    text-align: center;
    color: var(--muted);
    padding: 40px 0;
}

.area-content-group {
    max-width: 960px;
    margin: 0 auto 30px;
}

.area-content-group h2 {
    font-size: 1.15rem;
    margin: 0 0 14px;
}

.area-content-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 14px;
}

.area-content-card {
    display: flex;
    flex-direction: column;
    gap: 6px;
    padding: 18px;
    border: 1px solid color-mix(in srgb, var(--text) 12%, transparent);
    border-radius: 12px;
    background: var(--surface);
    text-decoration: none;
    color: var(--text);
    transition: border-color .16s ease, transform .16s ease;
}

.area-content-card:hover {
    border-color: var(--accent);
    transform: translateY(-2px);
}

.area-content-card strong {
    font-size: 1rem;
}

.area-content-card > span {
    color: var(--muted);
    font-size: .88rem;
    line-height: 1.45;
}

.area-content-card__cta {
    font-weight: 700;
    color: var(--accent);
    margin-top: auto;
    padding-top: 8px;
}

.area-show-others {
    max-width: 960px;
    margin: 44px auto 0;
    border-top: 1px solid color-mix(in srgb, var(--text) 10%, transparent);
    padding-top: 18px;
}

.area-show-others > span {
    font-size: .8rem;
    font-weight: 700;
    letter-spacing: .06em;
    text-transform: uppercase;
    color: var(--muted);
}

.area-show-others__links {
    display: flex;
    flex-wrap: wrap;
    gap: 8px 18px;
    margin-top: 10px;
}

.area-show-others__links a {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    font-size: .9rem;
    font-weight: 600;
    color: var(--text);
    text-decoration: none;
}

.area-show-others__links a span {
    width: 9px;
    height: 9px;
    border-radius: 50%;
    display: inline-block;
}

.area-show-others__links a:hover {
    text-decoration: underline;
}

/* ---------- Responsive ---------- */

@media (max-width: 1120px) {
    .area-explorer {
        grid-template-columns: 1fr 1fr;
        gap: 28px;
    }

    .area-explorer__intro {
        grid-column: 1 / -1;
        text-align: center;
    }

    .area-explorer__intro .area-eyebrow span {
        display: none;
    }
}

@media (max-width: 720px) {
    .area-explorer {
        grid-template-columns: 1fr;
        gap: 18px;
        padding: 44px 16px 36px;
    }

    .area-explorer__intro h1 {
        font-size: 2rem;
    }

    .area-explorer__wheel {
        padding: 0 8px;
    }

    .area-preview {
        margin-top: 6px;
    }
}

@media (prefers-reduced-motion: reduce) {
    .area-donut__segment,
    .area-content-card,
    .area-explorer__list summary span {
        transition: none;
    }
}

/* UI/UX Pro Max · hero e navigazione editoriale ContaChiaro. */
.area-explorer {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, 1fr);
    grid-template-rows: auto auto auto;
    column-gap: clamp(32px, 6vw, 88px);
    row-gap: 16px;
    padding: 64px 28px 32px;
    background: var(--surface);
    border-bottom: 1px solid var(--line);
}
.area-explorer__intro { grid-column: 1; grid-row: 1 / 3; text-align: left; align-self: center; padding-bottom: 24px; }
.area-explorer__intro .area-eyebrow { font-size: .75rem; letter-spacing: .1em; color: var(--primary-strong); }
.area-explorer__intro .area-eyebrow span { display: inline-block; width: 8px; height: 8px; border-radius: 50%; background: var(--primary); }
.area-explorer__intro h1 { margin: 24px 0; font-size: clamp(2.75rem, 4.8vw, 4.5rem); font-weight: 750; letter-spacing: -.055em; line-height: 1.06; }
.area-explorer__intro h1 em { color: var(--primary); }
.area-explorer__intro > p { max-width: 44ch; font-size: 1.08rem; line-height: 1.7; }
.area-explorer__search { margin-top: 32px; }
.area-explorer__search > label { display: block; margin-bottom: 10px; font-size: .875rem; color: var(--text); font-weight: 650; }
.area-explorer__search-control { display: flex; align-items: center; gap: 10px; min-height: 64px; padding: 6px 6px 6px 16px; border: 1px solid var(--control-line); border-radius: 12px; background: var(--surface); box-shadow: var(--shadow-soft); }
.area-explorer__search-control:focus-within { border-color: var(--focus-ring); outline: 2px solid var(--focus-ring); outline-offset: 3px; }
.area-explorer__search-control > svg { width: 20px; height: 20px; flex-shrink: 0; fill: none; stroke: var(--muted); stroke-width: 1.8; stroke-linecap: round; }
.area-explorer__search-control input[type="search"] { min-width: 0; width: 100%; padding: 8px 0; border: 0; border-radius: 0; background: transparent; box-shadow: none; font-size: 1rem; }
.area-explorer__search-control input:focus { outline: 0; }
.area-explorer__search-control .btn { flex-shrink: 0; }
.area-explorer__shortcuts { display: flex; align-items: center; flex-wrap: wrap; gap: 4px 12px; margin-top: 12px; }
.area-explorer__shortcuts > span { font-size: .75rem; color: var(--muted); }
.area-explorer__shortcuts a { display: inline-flex; align-items: center; min-height: 44px; font-size: .8rem; font-weight: 600; text-underline-offset: 4px; color: var(--text); }
.area-explorer__shortcuts a:hover { color: var(--primary); }
.area-explorer__trust { display: flex; flex-wrap: wrap; gap: 12px 20px; padding: 20px 0 0; margin: 20px 0 0; border-top: 1px solid var(--line); list-style: none; }
.area-explorer__trust li { display: inline-flex; align-items: center; gap: 7px; color: var(--muted); font-size: .78rem; }
.area-explorer__trust svg { width: 18px; height: 18px; fill: none; stroke: var(--primary); stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round; }
.area-explorer__wheel { grid-column: 2; grid-row: 1; min-width: 0; }
.area-donut { max-width: 420px; }
.area-donut__segment { fill: color-mix(in srgb, var(--area-color) 6%, var(--surface)); stroke: color-mix(in srgb, var(--area-color) 28%, var(--line)); }
.area-donut__slice:hover .area-donut__segment, .area-donut__slice:focus-visible .area-donut__segment { fill: color-mix(in srgb, var(--area-color) 18%, var(--surface)); stroke: var(--text); stroke-width: 4; }
.area-donut__label text { font-size: 17px; font-weight: 650; }
.area-donut__label svg { stroke: color-mix(in srgb, var(--area-color) 65%, var(--text)); }
.area-donut__center .area-donut__brand { font-size: 32px; }
.area-explorer__hint { font-size: .75rem; }
.area-preview { grid-column: 2; grid-row: 2; padding: 16px 20px; border: 1px solid var(--line); border-left: 3px solid var(--area-color); border-radius: 12px; background: var(--surface-2); }
.area-preview__eyebrow { margin-bottom: 6px; color: var(--text); font-size: .7rem; }
.area-preview h2 { font-size: 1.05rem; line-height: 1.4; }
.area-preview p { font-size: .85rem; margin-bottom: 4px; }
.area-preview__link { min-height: 44px; color: var(--primary-strong); font-size: .85rem; }
.area-explorer__list { grid-column: 1 / -1; grid-row: 3; padding-top: 8px; margin-top: 24px; }
.area-explorer__list summary { min-height: 44px; color: var(--text); font-size: .8rem; justify-content: space-between; }
.area-explorer__list summary span { font-size: 1.25rem; }
.area-text-links { padding: 8px 0; gap: 8px; }
.area-text-links a { min-height: 44px; padding: 8px 14px; border: 1px solid var(--line); border-radius: 8px; background: var(--surface); font-size: .85rem; }
.area-text-links a:hover { border-color: var(--primary); }
.area-show-header { max-width: 800px; padding-top: 16px; }
.area-show-header h1 { font-size: clamp(2rem, 4.5vw, 3.5rem); line-height: 1.12; letter-spacing: -.04em; }
.area-content-grid { gap: 16px; grid-template-columns: repeat(auto-fill, minmax(min(260px, 100%), 1fr)); }
.area-content-card { padding: 24px; gap: 10px; border-color: var(--line); border-radius: var(--radius); box-shadow: var(--shadow-soft); }
.area-content-card:hover { transform: none; border-color: var(--primary); box-shadow: var(--shadow); }
.area-content-card__cta { color: var(--primary-strong); }
.area-search__clear, .area-show-others__links a { min-height: 44px; display: inline-flex; align-items: center; }

@media (max-width: 960px) {
    .area-explorer { column-gap: 32px; padding-top: 40px; }
    .area-explorer__intro h1 { font-size: clamp(2.5rem, 5vw, 3.25rem); }
    .area-explorer__search-control { flex-wrap: wrap; }
    .area-explorer__search-control input[type="search"] { flex: 1; }
    .area-explorer__search-control .btn { width: 100%; }
    .area-explorer__intro > p { font-size: 1rem; }
}
@media (max-width: 720px) {
    .area-explorer { grid-template-columns: minmax(0, 1fr); gap: 24px; padding: 36px 20px 20px; }
    .area-explorer__intro { grid-column: 1; grid-row: 1; padding-bottom: 0; }
    .area-explorer__intro h1 { font-size: clamp(2.65rem, 9vw, 3.5rem); margin: 20px 0; }
    .area-explorer__search { margin-top: 24px; }
    .area-explorer__search-control { gap: 8px; padding-left: 12px; }
    .area-explorer__trust { gap: 12px; margin-top: 12px; padding-top: 16px; }
    .area-explorer__wheel { grid-column: 1; grid-row: 2; padding: 0; }
    .area-donut { max-width: 380px; }
    .area-donut__label text { font-size: 22px; }
    .area-preview { grid-column: 1; grid-row: 3; margin: 0; }
    .area-explorer__list { grid-column: 1; grid-row: 4; margin-top: 0; }
    .area-preview h2 { font-size: 1.15rem; }
    .area-preview p { font-size: .95rem; }
    .area-search { flex-wrap: wrap; }
}