/**
 * Global Styles - Solivya
 * Design System e stili comuni
 */

* { margin: 0; padding: 0; box-sizing: border-box; }

:root {
    --color-primary: #4c51bf;
    --color-primary-dark: #434190;
    --color-primary-light: #667eea;
    --color-secondary: #38b2ac;
    --color-accent: #ed8936;

    --color-text: #2d3748;
    --color-text-light: #718096;
    --color-bg: #ffffff;
    --color-bg-light: #f7fafc;
    --color-bg-dark: #edf2f7;

    --color-success: #48bb78;
    --color-warning: #ed8936;
    --color-error: #f56565;

    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;

    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 2rem;
    --font-size-4xl: 2.5rem;

    --shadow-sm: 0 1px 3px rgba(0,0,0,0.12);
    --shadow-md: 0 4px 6px rgba(0,0,0,0.1);
    --shadow-lg: 0 10px 25px rgba(0,0,0,0.15);

    --radius-sm: 0.25rem;
    --radius-md: 0.5rem;
    --radius-lg: 1rem;
    --radius-full: 9999px;

    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
    --transition-slow: 350ms ease;
}

html { scroll-behavior: smooth; }

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: 1.6;
    color: var(--color-text);
    background-color: var(--color-bg);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: var(--spacing-md);
    color: var(--color-text);
}
h1 { font-size: var(--font-size-4xl); }
h2 { font-size: var(--font-size-3xl); }
h3 { font-size: var(--font-size-2xl); }
h4 { font-size: var(--font-size-xl); }

p { margin-bottom: var(--spacing-sm); }

a {
    color: var(--color-primary);
    text-decoration: none;
    transition: color var(--transition-fast);
}
a:hover { color: var(--color-primary-dark); }

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.section-title {
    text-align: center;
    font-size: var(--font-size-3xl);
    margin-bottom: var(--spacing-sm);
}
.section-subtitle {
    text-align: center;
    font-size: var(--font-size-lg);
    color: var(--color-text-light);
    margin-bottom: var(--spacing-xl);
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

/* BUTTONS */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    font-size: var(--font-size-base);
    font-weight: 600;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-base);
    border: none;
    text-decoration: none;
    font-family: inherit;
}
.btn-primary { background: var(--color-primary); color: white; }
.btn-primary:hover {
    background: var(--color-primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    color: white;
}
.btn-secondary {
    background: transparent;
    color: var(--color-primary);
    border: 2px solid var(--color-primary);
}
.btn-secondary:hover { background: var(--color-primary); color: white; }
.btn-large { padding: 1rem 2rem; font-size: var(--font-size-lg); }

/* CARDS */
.card {
    background: white;
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-base);
}
.card:hover { box-shadow: var(--shadow-lg); transform: translateY(-4px); }

/* NAVBAR */
.navbar {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.95);
    -webkit-backdrop-filter: blur(10px);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-sm);
    padding: var(--spacing-sm) 0;
}
.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}
/* .nav-brand ora e' un <a> verso la home (views/_nav.ejs): serve azzerare la
   decorazione di default del link, che prima non c'era perche' era un <div>. */
.nav-brand {
    display: flex;
    align-items: center;
    text-decoration: none;
    color: inherit;
    flex-shrink: 0;
}
.nav-brand:hover { opacity: 0.85; }
.nav-brand:focus-visible {
    outline: 2px solid var(--color-primary, #4f46e5);
    outline-offset: 4px;
    border-radius: 4px;
}
/* Logo piu' grande in testata, come richiesto: resta un elemento fisso e
   presente su ogni pagina del sito. */
.brand-logo {
    height: 52px;
    width: auto;
    display: block;
}
@media (max-width: 900px) {
    .brand-logo { height: 42px; }
}
.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 4px;
    background: none;
    border: none;
    cursor: pointer;
}
.nav-toggle span {
    width: 25px; height: 3px;
    background: var(--color-text);
    border-radius: 2px;
    transition: all var(--transition-fast);
}
.nav-menu {
    display: flex;
    list-style: none;
    gap: var(--spacing-lg);
    align-items: center;
}
.nav-link {
    color: var(--color-text);
    font-weight: 500;
    transition: color var(--transition-fast);
}
.nav-link:hover, .nav-link.active { color: var(--color-primary); }
.btn-cta-nav {
    background: var(--color-primary);
    color: white !important;
    padding: 0.5rem 1.5rem;
    border-radius: var(--radius-full);
    font-weight: 600;
    transition: all var(--transition-base);
}
.btn-cta-nav:hover {
    background: var(--color-primary-dark);
    transform: scale(1.05);
}

@media (max-width: 768px) {
    .nav-toggle { display: flex; }
    .nav-menu {
        position: fixed;
        top: 70px;
        right: -100%;
        width: 100%;
        max-width: 300px;
        height: calc(100vh - 70px);
        background: white;
        flex-direction: column;
        align-items: flex-start;
        padding: var(--spacing-lg);
        box-shadow: var(--shadow-lg);
        transition: right var(--transition-base);
    }
    .nav-menu.active { right: 0; }
}

/* FOOTER */
.footer {
    background: #1a202c;
    color: white;
    padding: var(--spacing-2xl) 0 var(--spacing-lg);
    margin-top: var(--spacing-2xl);
}
.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}
.footer-brand {
    display: flex;
    align-items: center;
    margin-bottom: var(--spacing-md);
}
.footer-brand .brand-logo {
    height: 32px;
    filter: brightness(0) invert(1);
}
.footer h4 { color: white; margin-bottom: var(--spacing-sm); }
.footer ul { list-style: none; }
.footer ul li { margin-bottom: 0.5rem; }
.footer a { color: rgba(255, 255, 255, 0.8); transition: color var(--transition-fast); }
.footer a:hover { color: white; }
.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-lg);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.6);
}
.footer-bottom .emergency { margin-top: 0.5rem; font-size: var(--font-size-sm); }
.footer-bottom .emergency strong { color: white; }

@media (max-width: 768px) {
    :root {
        --font-size-4xl: 2rem;
        --font-size-3xl: 1.75rem;
    }
    .container { padding: 0 var(--spacing-sm); }
}

/* ==================== ACCESSIBILITA' ==================== */
/* Focus visibile per la navigazione da tastiera */
a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible,
[tabindex]:focus-visible {
    outline: 2px solid var(--color-primary, #4c51bf);
    outline-offset: 2px;
    border-radius: 4px;
}

/* Riduci animazioni per chi ha sensibilita' al movimento */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}

/* ==================== Box numeri d'emergenza (views/_emergenza.ejs) ====================
   Incluso dal footer condiviso, quindi presente su ogni pagina del sito.
   Deliberatamente NON dietro il gate cookie: chi cerca un numero di emergenza
   deve trovarlo senza accettare nulla. */
.box-emergenza {
    background: #fff7ed;
    border-top: 3px solid #f59e0b;
    padding: 40px 0;
}
.box-emergenza h2 {
    font-size: 1.5rem;
    margin-bottom: 8px;
    color: #7c2d12;
}
.box-emergenza .emergenza-intro {
    color: #7c2d12;
    margin-bottom: 24px;
    max-width: 70ch;
}
.emergenza-tabelle {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 24px;
}
.emergenza-col h3 {
    font-size: 1.05rem;
    margin-bottom: 10px;
    color: #7c2d12;
    border-bottom: 1px solid #fed7aa;
    padding-bottom: 6px;
}
.emergenza-lista {
    list-style: none;
    margin: 0;
    padding: 0;
}
.emergenza-lista li {
    display: flex;
    gap: 12px;
    align-items: baseline;
    padding: 6px 0;
    border-bottom: 1px solid rgba(254, 215, 170, 0.6);
}
.emergenza-lista li:last-child { border-bottom: none; }
.em-num {
    font-weight: 700;
    font-variant-numeric: tabular-nums;
    color: #9a3412;
    min-width: 6.5em;
    flex-shrink: 0;
}
.em-desc { color: #431407; line-height: 1.45; }
.em-desc em { color: #7c2d12; font-style: normal; opacity: 0.85; }
.box-emergenza .emergenza-nota {
    margin-top: 20px;
    font-weight: 600;
    color: #7c2d12;
}
@media (max-width: 560px) {
    .emergenza-lista li { flex-direction: column; gap: 2px; }
    .em-num { min-width: 0; }
}