/*
Theme Name: SMILE
Theme URI: https://smile.mi.infn.it
Description: Tema WordPress personalizzato per SMILE (INFN/Università di Milano)
Author: SMILE Team
Version: 1.0.0
Text Domain: smile
*/

/* Reset e base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Colori Dipartimento di Fisica - basati su identità visiva */
    --color-primary: #003366; /* Blu scuro dipartimento */
    --color-secondary: #0066CC; /* Blu medio */
    --color-accent: #FF6600; /* Arancione accent */
    --color-text: #333333;
    --color-text-light: #666666;
    --color-bg: #FFFFFF;
    --color-bg-light: #F5F5F5;
    --color-border: #E0E0E0;
    
    /* Font */
    --font-primary: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    --font-heading: 'Georgia', 'Times New Roman', serif;
}

body {
    font-family: var(--font-primary);
    color: var(--color-text);
    line-height: 1.6;
    background-color: var(--color-bg);
}

/* Header */
.site-header {
    background-color: var(--color-primary);
    color: white;
    padding: 1rem 0;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.header-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
}

.site-logo {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.smile-logo-link {
    display: inline-block;
    transition: transform 0.3s;
}

.smile-logo-link:hover {
    transform: scale(1.05);
}

.smile-logo {
    max-height: 80px;
    height: 80px;
    width: auto;
    transition: opacity 0.3s, filter 0.3s;
    /* Filtro per rendere il logo più chiaro/bianco */
    filter: brightness(1.2) contrast(1.1);
}

.smile-logo:hover {
    opacity: 0.9;
    filter: brightness(1.3) contrast(1.2);
}

.site-title {
    font-size: 1.8rem;
    font-weight: bold;
    color: white;
    text-decoration: none;
}

/* Header logos (INFN, UNIMI) - rimossi dall'header, solo nel footer */

/* Navigation */
.main-navigation {
    display: flex;
    gap: 1.5rem;
    flex-wrap: wrap;
}

.main-navigation a {
    color: white;
    text-decoration: none;
    padding: 0.5rem 1rem;
    border-radius: 4px;
    transition: background-color 0.3s;
}

.main-navigation a:hover,
.main-navigation a.active {
    background-color: rgba(255, 255, 255, 0.2);
}

/* Language switcher */
.language-switcher {
    display: flex;
    gap: 0.5rem;
    margin-left: 1rem;
}

.language-switcher a {
    padding: 0.25rem 0.5rem;
    font-size: 0.9rem;
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 3px;
}

.language-switcher a.active {
    background-color: rgba(255, 255, 255, 0.3);
}

/* Main content */
.site-main {
    max-width: 1200px;
    margin: 2rem auto;
    padding: 0 2rem;
    min-height: 60vh;
}

.page-header {
    margin-bottom: 2rem;
    padding-bottom: 1rem;
    border-bottom: 3px solid var(--color-primary);
}

.page-title {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    color: var(--color-primary);
    margin-bottom: 0.5rem;
}

.page-content {
    font-size: 1.1rem;
    line-height: 1.8;
}

/* Cards e sezioni */
.content-section {
    margin-bottom: 3rem;
}

.section-title {
    font-family: var(--font-heading);
    font-size: 2rem;
    color: var(--color-primary);
    margin-bottom: 1.5rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--color-border);
}

.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.card {
    background: white;
    border: 1px solid var(--color-border);
    border-radius: 8px;
    padding: 1.5rem;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    transition: transform 0.3s, box-shadow 0.3s;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 4px 8px rgba(0,0,0,0.15);
}

.card-title {
    font-size: 1.3rem;
    color: var(--color-primary);
    margin-bottom: 1rem;
}

/* Lista partecipanti */
.participant-list {
    list-style: none;
}

.participant-item {
    padding: 1rem;
    margin-bottom: 1rem;
    background: var(--color-bg-light);
    border-left: 4px solid var(--color-primary);
    border-radius: 4px;
}

.participant-name {
    font-weight: bold;
    color: var(--color-primary);
    font-size: 1.1rem;
}

.participant-role {
    color: var(--color-text-light);
    font-style: italic;
    margin-top: 0.5rem;
}

/* Contatti */
.contact-info {
    background: var(--color-bg-light);
    padding: 2rem;
    border-radius: 8px;
    margin-top: 2rem;
}

.contact-item {
    margin-bottom: 1rem;
    display: flex;
    align-items: flex-start;
    gap: 1rem;
}

.contact-label {
    font-weight: bold;
    color: var(--color-primary);
    min-width: 120px;
}

/* Pubblicazioni e presentazioni */
.publication-list,
.presentation-list {
    list-style: none;
}

.publication-item,
.presentation-item {
    padding: 1.5rem;
    margin-bottom: 1.5rem;
    background: white;
    border-left: 4px solid var(--color-secondary);
    border-radius: 4px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.publication-title,
.presentation-title {
    font-weight: bold;
    color: var(--color-primary);
    margin-bottom: 0.5rem;
}

.publication-authors,
.presentation-authors {
    color: var(--color-text-light);
    margin-bottom: 0.5rem;
}

.publication-venue,
.presentation-venue {
    font-style: italic;
    color: var(--color-text-light);
}

.publication-year,
.presentation-year {
    color: var(--color-accent);
    font-weight: bold;
}

/* Footer */
.site-footer {
    background-color: var(--color-primary);
    color: white;
    padding: 2rem 0;
    margin-top: 4rem;
}

.footer-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 2rem;
}

.footer-logos {
    display: flex;
    align-items: center;
    gap: 2rem;
    flex-wrap: wrap;
    justify-content: center;
}

.footer-logo {
    max-height: 70px;
    height: 70px;
    width: auto;
    opacity: 0.9;
    transition: opacity 0.3s, transform 0.3s, filter 0.3s;
    /* Filtro per rendere i loghi più chiari/bianchi */
    filter: brightness(1.2) contrast(1.1);
}

.footer-logo:hover {
    opacity: 1;
    transform: translateY(-2px);
    filter: brightness(1.3) contrast(1.2);
}

/* SVG logos - mantengono qualità vettoriale */
.footer-logo[src$=".svg"],
.header-logo[src$=".svg"],
.smile-logo[src$=".svg"] {
    height: auto;
    max-width: 100%;
}

/* Filtro per loghi PNG per renderli più chiari */
.header-logo[src$=".png"],
.smile-logo[src$=".png"],
.footer-logo[src$=".png"] {
    filter: brightness(1.2) contrast(1.1);
}

/* Per loghi SVG, aumenta il filtro se necessario */
.smile-logo[src$=".svg"],
.footer-logo[src$=".svg"] {
    filter: brightness(1.3) contrast(1.15);
}

.footer-text {
    text-align: center;
    flex: 1;
}

/* Responsive */
@media (max-width: 768px) {
    .header-container {
        flex-direction: column;
        text-align: center;
        gap: 1rem;
    }
    
    .site-logo {
        justify-content: center;
        width: 100%;
    }
    
    .smile-logo {
        max-height: 70px;
        height: 70px;
        /* Filtro più forte su mobile per migliore visibilità */
        filter: brightness(1.3) contrast(1.2);
    }
    
    .main-navigation {
        margin-top: 1rem;
        justify-content: center;
        flex-wrap: wrap;
        gap: 0.75rem;
    }
    
    .main-navigation a {
        font-size: 0.9rem;
        padding: 0.4rem 0.8rem;
    }
    
    .page-title {
        font-size: 2rem;
    }
    
    .card-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-container {
        flex-direction: column;
        text-align: center;
        gap: 1.5rem;
    }
    
    .footer-logos {
        justify-content: center;
        flex-wrap: wrap;
        gap: 1rem;
    }
    
    .footer-logo {
        max-height: 60px;
        height: 60px;
        /* Filtro più forte su mobile per migliore visibilità */
        filter: brightness(1.3) contrast(1.2);
    }
}

/* Utility classes */
.text-center {
    text-align: center;
}

.mt-2 {
    margin-top: 2rem;
}

.mb-2 {
    margin-bottom: 2rem;
}

.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    background-color: var(--color-primary);
    color: white;
    text-decoration: none;
    border-radius: 4px;
    transition: background-color 0.3s;
}

.btn:hover {
    background-color: var(--color-secondary);
}