:root {
    --color-bg: #f7fbf7;
    --color-surface: #ffffff;
    --color-text: #1f2937;
    --color-text-soft: #4b5563;
    --color-primary: #1f6b3a;
    --color-primary-dark: #174f2b;
    --color-accent: #2f8a4c;
    --color-border: #d7e4d8;
    --color-focus: #8fd19e;
    --color-success: #1f7a3d;
    --color-danger: #a12d2d;
    --color-warning: #a56600;
    --color-info: #256f5a;
    --shadow-soft: 0 10px 30px rgba(31, 41, 55, 0.08);
    --radius-lg: 18px;
    --radius-md: 12px;
    --container: 1180px;
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    font-family: Arial, Helvetica, sans-serif;
    background: var(--color-bg);
    color: var(--color-text);
    line-height: 1.6;
    font-size: 18px;
}

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

a:hover {
    color: var(--color-primary-dark);
}

a:focus,
button:focus,
input:focus,
textarea:focus,
select:focus {
    outline: 4px solid var(--color-focus);
    outline-offset: 2px;
}

.skip-link {
    position: absolute;
    left: -9999px;
    top: 0;
    z-index: 9999;
    background: #ffffff;
    color: #000000;
    padding: 12px 16px;
    border: 2px solid #000000;
}

.skip-link:focus {
    left: 12px;
    top: 12px;
}

.container {
    width: min(100% - 32px, var(--container));
    margin: 0 auto;
}

.page {
    padding: 42px 0 60px;
}

.card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-soft);
    padding: 24px;
}

.btn {
    display: inline-block;
    text-decoration: none;
    font-weight: 700;
    border-radius: 12px;
    padding: 14px 20px;
    border: 2px solid transparent;
    transition: 0.2s ease;
    cursor: pointer;
    font-size: 1rem;
}

.btn-primary {
    background: var(--color-primary);
    color: #ffffff;
}

.btn-primary:hover {
    background: var(--color-primary-dark);
    color: #ffffff;
}

.btn-secondary {
    background: transparent;
    color: var(--color-primary);
    border-color: var(--color-primary);
}

.btn-secondary:hover {
    background: rgba(31, 107, 58, 0.08);
}

.badge {
    display: inline-block;
    padding: 6px 10px;
    border-radius: 999px;
    font-size: 0.9rem;
    font-weight: 700;
    border: 1px solid currentColor;
    background: #ffffff;
}

.badge-primary { color: var(--color-primary); }
.badge-success { color: var(--color-success); }
.badge-danger { color: var(--color-danger); }
.badge-warning { color: var(--color-warning); }
.badge-info { color: var(--color-info); }
.badge-secondary { color: #5b6470; }

.muted {
    color: var(--color-text-soft);
}

.site-footer {
    border-top: 1px solid var(--color-border);
    background: #f3faf3;
    padding: 28px 0;
    font-size: 0.98rem;
}

.footer-links {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    margin-top: 12px;
}

/* Toolbar accessibilità */

.accessibility-toolbar {
    position: sticky;
    top: 0;
    z-index: 1101;
    background: rgba(244, 249, 245, 0.96);
    backdrop-filter: blur(8px);
    border-bottom: 1px solid rgba(31, 107, 58, 0.12);
}

.accessibility-toolbar-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 14px;
    padding: 10px 0;
}

.accessibility-toggle {
    appearance: none;
    border: 1px solid rgba(31, 107, 58, 0.28);
    background: #ffffff;
    color: var(--color-primary-dark);
    border-radius: 999px;
    padding: 9px 16px;
    font-size: 0.95rem;
    font-weight: 700;
    cursor: pointer;
    line-height: 1.2;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
}

.accessibility-toggle:hover {
    background: #f4faf5;
}

.accessibility-toggle[aria-expanded="true"] {
    background: var(--color-primary);
    color: #ffffff;
    border-color: var(--color-primary);
}

.accessibility-panel {
    padding: 0 0 12px;
}

.accessibility-toolbar-controls {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    padding-top: 4px;
}

.access-btn {
    appearance: none;
    border: 1px solid rgba(31, 107, 58, 0.3);
    background: #ffffff;
    color: var(--color-primary-dark);
    border-radius: 999px;
    padding: 8px 14px;
    font-size: 0.93rem;
    font-weight: 700;
    cursor: pointer;
    line-height: 1.2;
    transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}

.access-btn:hover {
    background: #f3faf4;
    border-color: rgba(31, 107, 58, 0.45);
}

.access-btn.is-active,
.access-btn[aria-pressed="true"] {
    background: var(--color-primary);
    color: #ffffff;
    border-color: var(--color-primary);
}

.accessibility-status {
    margin: 0;
    min-height: 1.2em;
    font-size: 0.9rem;
    color: var(--color-text-soft);
    text-align: right;
    flex: 1;
}

/* App bar principale */

.site-header {
    position: sticky;
    top: 58px;
    z-index: 1050;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(31, 107, 58, 0.10);
}

.appbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 18px;
    min-height: 76px;
    padding-top: 12px;
    padding-bottom: 12px;
}

.appbar-brand {
    display: flex;
    flex-direction: column;
    gap: 4px;
    text-decoration: none;
    min-width: 0;
}

.appbar-brand-title {
    font-size: 1.25rem;
    font-weight: 800;
    color: var(--color-primary-dark);
    line-height: 1.1;
}

.appbar-brand-subtitle {
    font-size: 0.95rem;
    color: var(--color-text-soft);
    line-height: 1.3;
}

.appbar-actions {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-shrink: 0;
}

.menu-toggle {
    appearance: none;
    width: 48px;
    height: 48px;
    border: 1px solid rgba(31, 107, 58, 0.22);
    background: #ffffff;
    color: var(--color-primary-dark);
    border-radius: 14px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
}

.menu-toggle:hover,
.menu-toggle:focus-visible {
    background: #f4faf5;
    border-color: rgba(31, 107, 58, 0.35);
}

.menu-toggle[aria-expanded="true"] {
    background: var(--color-primary);
    color: #ffffff;
    border-color: var(--color-primary);
}

.menu-toggle-lines {
    display: inline-flex;
    flex-direction: column;
    justify-content: center;
    gap: 4px;
    width: 20px;
}

.menu-toggle-lines span {
    display: block;
    width: 20px;
    height: 2px;
    border-radius: 999px;
    background: currentColor;
}

/* Menu dropdown sotto la barra */

.site-menu-dropdown {
    background: #ffffff;
    border-top: 1px solid rgba(31, 107, 58, 0.08);
    border-bottom: 1px solid rgba(31, 107, 58, 0.10);
    box-shadow: 0 10px 24px rgba(0, 0, 0, 0.06);
}

.site-menu-dropdown-inner {
    padding-top: 16px;
    padding-bottom: 18px;
}

.site-menu-nav {
    display: grid;
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: 12px;
}

.site-menu-nav a {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 48px;
    padding: 10px 14px;
    border-radius: 14px;
    text-decoration: none;
    color: var(--color-text);
    font-weight: 700;
    background: #f8fbf8;
    border: 1px solid rgba(31, 107, 58, 0.08);
    text-align: center;
}

.site-menu-nav a:hover,
.site-menu-nav a:focus-visible {
    background: #eef7f0;
    border-color: rgba(31, 107, 58, 0.18);
}

.site-menu-nav a[aria-current="page"] {
    background: rgba(31, 107, 58, 0.10);
    color: var(--color-primary-dark);
    border-color: rgba(31, 107, 58, 0.22);
}

.site-menu-secondary {
    display: flex;
    gap: 18px;
    flex-wrap: wrap;
    margin-top: 16px;
    padding-top: 14px;
    border-top: 1px solid rgba(31, 107, 58, 0.08);
}

.site-menu-secondary a {
    text-decoration: none;
    color: var(--color-text-soft);
    font-weight: 600;
}

.site-menu-secondary a:hover,
.site-menu-secondary a:focus-visible {
    color: var(--color-primary-dark);
    text-decoration: underline;
}

body.menu-open .site-header {
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.05);
}

/* Accessibilità avanzata */

body.accessibility-text-large {
    font-size: 21px;
}

body.accessibility-text-larger {
    font-size: 24px;
}

body.accessibility-readable-font {
    font-family: Verdana, Arial, Helvetica, sans-serif;
}

body.accessibility-highlight-links a {
    text-decoration: underline !important;
    text-underline-offset: 4px;
    text-decoration-thickness: 3px !important;
}

body.accessibility-highlight-links a:not(.btn) {
    background: rgba(255, 235, 59, 0.16);
    padding: 1px 2px;
    border-radius: 4px;
}

body.accessibility-high-contrast {
    --color-bg: #ffffff;
    --color-surface: #ffffff;
    --color-text: #000000;
    --color-text-soft: #111111;
    --color-primary: #0033aa;
    --color-primary-dark: #001f66;
    --color-accent: #0033aa;
    --color-border: #000000;
    --color-focus: #ffbf00;
    --color-success: #005a00;
    --color-danger: #8b0000;
    --color-warning: #7a3e00;
    --color-info: #003b5c;
    --shadow-soft: none;
}

body.accessibility-high-contrast .site-header,
body.accessibility-high-contrast .site-footer,
body.accessibility-high-contrast .card,
body.accessibility-high-contrast .hero-figure,
body.accessibility-high-contrast .territory-strip,
body.accessibility-high-contrast .landmark-mini-card,
body.accessibility-high-contrast .idea-card,
body.accessibility-high-contrast .empty-ideas-card,
body.accessibility-high-contrast .ideas-empty-state,
body.accessibility-high-contrast .filters-card,
body.accessibility-high-contrast .site-menu-dropdown {
    background: #ffffff !important;
    color: #000000 !important;
    border-color: #000000 !important;
    box-shadow: none !important;
}

body.accessibility-high-contrast .btn-primary {
    background: #000000 !important;
    color: #ffffff !important;
    border-color: #000000 !important;
}

body.accessibility-high-contrast .btn-secondary {
    background: #ffffff !important;
    color: #000000 !important;
    border-color: #000000 !important;
}

body.accessibility-high-contrast .badge {
    background: #ffffff !important;
    color: #000000 !important;
    border-color: #000000 !important;
}

body.accessibility-high-contrast img {
    filter: contrast(1.08);
}

/* Responsive */

@media (max-width: 1100px) {
    .site-menu-nav {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }
}

@media (max-width: 980px) {
    .site-header {
        top: 58px;
    }
}

@media (max-width: 760px) {
    .site-header {
        top: 58px;
    }

    .appbar {
        min-height: 68px;
    }

    .appbar-brand-title {
        font-size: 1.12rem;
    }

    .appbar-brand-subtitle {
        font-size: 0.88rem;
    }

    .site-menu-nav {
        grid-template-columns: 1fr;
    }

    .site-menu-nav a {
        justify-content: flex-start;
    }

    .site-menu-secondary {
        flex-direction: column;
        gap: 10px;
    }
}

@media (max-width: 640px) {
    body {
        font-size: 17px;
    }

    .btn {
        width: 100%;
        text-align: center;
    }

    .accessibility-toolbar-inner {
        align-items: flex-start;
        flex-direction: column;
    }

    .accessibility-status {
        text-align: left;
        width: 100%;
    }

    .accessibility-toolbar-controls {
        gap: 8px;
    }

    .access-btn {
        flex: 1 1 calc(50% - 8px);
        text-align: center;
    }

    .appbar-brand {
        max-width: calc(100% - 72px);
    }
}