/* ==========================================================================
   1. Configurazione di Base e Variabili
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Merriweather:ital,wght@0,400;0,700;1,400&family=Poppins:wght@300;400;600;700&display=swap');

:root {
    --primary-color: #0d47a1; /* Blu classico */
    --secondary-color: #00796b; /* Teal moderno */
    --accent-color: #F59E0B;
    --accent-light: #FCD34D;

    /* Light Mode */
    --bg-light: #F8FAFC;
    --card-bg-light: #ffffff;
    --text-dark: #1E293B;
    --text-light: #64748B;
    --border-light: rgba(0, 0, 0, 0.07);

    /* Dark Mode */
    --bg-dark: #0d1117;
    --card-bg-dark: #161b22;
    --text-dark-mode: #E2E8F0;
    --text-light-dark-mode: #94A3B8;
    --border-dark: rgba(255, 255, 255, 0.1);
    
    /* Comuni */
    --shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
    --shadow-hover: 0 10px 25px rgba(0, 0, 0, 0.1);
    --border-radius: 16px;
    --font-primary: 'Merriweather', serif;
    --font-secondary: 'Poppins', sans-serif;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-secondary);
    background-color: var(--bg-light);
    color: var(--text-dark);
    line-height: 1.8;
    transition: background-color 0.3s ease, color 0.3s ease;
}

body.dark-mode {
    background-color: var(--bg-dark);
    color: var(--text-dark-mode);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}


/* ==========================================================================
   2. Navigazione (Navbar & Menu Mobile)
   ========================================================================== */

#navbar {
    background-color: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-light);
    padding: 15px 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    transition: var(--transition);
}

body.dark-mode #navbar {
    background-color: rgba(13, 17, 23, 0.9);
    border-bottom: 1px solid var(--border-dark);
}

#navbar.scrolled {
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
}

body.dark-mode #navbar.scrolled {
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

#navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-logo {
    font-family: var(--font-primary);
    font-size: 1.6rem;
    font-weight: 700;
    color: var(--primary-color);
    text-decoration: none;
    transition: var(--transition);
}

.nav-logo:hover {
    color: var(--secondary-color);
}

.nav-links {
    display: flex;
    gap: 25px;
    align-items: center;
}

.nav-links a {
    text-decoration: none;
    color: var(--text-dark);
    font-weight: 600;
    transition: var(--transition);
    position: relative;
    padding: 5px 0;
}

body.dark-mode .nav-links a {
    color: var(--text-dark-mode);
}

.nav-links a:not(.nav-link-home)::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--secondary-color);
    transition: width 0.3s ease;
}

.nav-links a:not(.nav-link-home):hover,
.nav-links a.active:not(.nav-link-home) {
    color: var(--secondary-color);
}

.nav-links a.active:not(.nav-link-home)::after {
    width: 100%;
}

.nav-controls {
    display: flex;
    gap: 10px;
    align-items: center;
}

.control-btn {
    background: transparent;
    border: none;
    border-radius: 50%;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    color: var(--text-light);
    transition: var(--transition);
}

body.dark-mode .control-btn {
    color: var(--text-light-dark-mode);
}

.control-btn:hover {
    background-color: rgba(0, 0, 0, 0.05);
    color: var(--primary-color);
    transform: scale(1.1);
}

body.dark-mode .control-btn:hover {
    background-color: rgba(255, 255, 255, 0.1);
}

.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 8px;
    cursor: pointer;
}

.hamburger span {
    display: block;
    width: 24px;
    height: 3px;
    background-color: var(--text-dark);
    transition: var(--transition);
    border-radius: 3px;
}

body.dark-mode .hamburger span {
    background-color: var(--text-dark-mode);
}

.hamburger.active span:nth-child(1) { transform: rotate(45deg) translate(6px, 6px); }
.hamburger.active span:nth-child(2) { opacity: 0; }
.hamburger.active span:nth-child(3) { transform: rotate(-45deg) translate(6px, -6px); }

.mobile-menu {
    position: fixed;
    top: 71px;
    left: 0;
    right: 0;
    background-color: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 999;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

body.dark-mode .mobile-menu { background-color: rgba(13, 17, 23, 0.98); }
.mobile-menu.active { max-height: 500px; }
.mobile-menu-content { display: flex; flex-direction: column; padding: 20px; }

.mobile-menu-link {
    padding: 15px 20px;
    text-decoration: none;
    color: var(--text-dark);
    font-weight: 600;
    border-radius: 12px;
    transition: var(--transition);
    text-align: center;
    font-size: 1.1rem;
}

body.dark-mode .mobile-menu-link { color: var(--text-dark-mode); }

.mobile-menu-link.active,
.mobile-menu-link:hover {
    background-color: var(--secondary-color);
    color: white;
    transform: translateX(5px);
}


/* ==========================================================================
   3. Header e Campo di Ricerca
   ========================================================================== */

.page-header {
    text-align: center;
    padding: 50px 20px;
    border-bottom: 3px solid var(--primary-color);
    margin-bottom: 40px;
}

.page-header h1 {
    font-family: var(--font-primary);
    font-size: 2.8em;
    color: var(--primary-color);
    margin: 0;
}

.page-header p {
    font-size: 1.1em;
    color: var(--text-light);
    margin-top: 10px;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

body.dark-mode .page-header p { color: var(--text-light-dark-mode); }

.controls-container {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
    justify-content: center;
    align-items: center;
    margin: 0 auto 50px auto;
    padding: 20px;
    max-width: 900px;
    background-color: var(--card-bg-light);
    border: 1px solid var(--border-light);
    border-radius: 12px;
    box-shadow: var(--shadow);
}

body.dark-mode .controls-container {
    background-color: var(--card-bg-dark);
    border-color: var(--border-dark);
}

.search-input,
.category-select {
    padding: 12px 15px;
    border-radius: 8px;
    border: 1px solid var(--border-light);
    background-color: var(--bg-light);
    color: var(--text-dark);
    font-size: 1em;
    flex-grow: 1;
    max-width: 400px;
    transition: var(--transition);
}

body.dark-mode .search-input,
body.dark-mode .category-select {
    background-color: var(--bg-dark);
    border-color: var(--border-dark);
    color: var(--text-dark-mode);
}

.search-input:focus,
.category-select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(13, 71, 161, 0.2);
}

#no-results-message {
    display: none;
    text-align: center;
    padding: 50px 20px;
    color: var(--text-light);
    font-size: 1.2em;
}


/* ==========================================================================
   4. Stili dei Contenuti (Sezioni, Card)
   ========================================================================== */

main { padding-top: 40px; }

.section-title {
    font-family: var(--font-primary);
    font-size: 2.5em;
    color: var(--secondary-color);
    text-align: center;
    margin-top: 60px;
    margin-bottom: 40px;
    position: relative;
    padding-bottom: 10px;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 3px;
    background-color: var(--secondary-color);
    border-radius: 2px;
}

.grid-container {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 30px;
}

.card {
    background-color: var(--card-bg-light);
    border: 1px solid var(--border-light);
    border-radius: var(--border-radius);
    padding: 30px;
    box-shadow: var(--shadow);
    transition: var(--transition);
    display: flex;
    flex-direction: column;
    position: relative;
    overflow: visible; /* Correzione per l'ombra */
    opacity: 0;
    transform: translateY(30px);
}

.card.is-visible { opacity: 1; transform: translateY(0); }
body.dark-mode .card { background-color: var(--card-bg-dark); border-color: var(--border-dark); }
.card:hover { transform: translateY(-8px); box-shadow: var(--shadow-hover); }

.card-content-wrapper { flex-grow: 1; }

.card-quote {
    font-family: var(--font-primary);
    font-style: italic;
    font-size: 1.25em;
    color: var(--text-dark);
    position: relative;
    padding-left: 40px;
    margin-bottom: 25px;
    line-height: 1.7;
}

body.dark-mode .card-quote { color: var(--text-dark-mode); }

.card-quote::before {
    content: '“';
    position: absolute;
    left: 0;
    top: -15px;
    font-size: 4em;
    color: var(--primary-color);
    opacity: 0.1;
    font-family: var(--font-primary);
}

.card-source-wrapper {
    text-align: right;
    margin-top: auto; /* Spinge in fondo */
    padding-top: 15px;
    border-top: 1px solid var(--border-light);
}

body.dark-mode .card-source-wrapper { border-top-color: var(--border-dark); }
.card-author { font-weight: 700; color: var(--primary-color); font-size: 1.1em; display: block; }
.card-source { font-size: 0.9em; color: var(--text-light); font-style: italic; margin-top: 5px; display: block; }
body.dark-mode .card-source { color: var(--text-light-dark-mode); }


/* ==========================================================================
   5. Sezione Speciale (Sadaqa Jariya)
   ========================================================================== */

.sadaqa-section { background: var(--card-bg-light); padding: 60px; border-radius: var(--border-radius); box-shadow: var(--shadow); margin-top: 60px; }
body.dark-mode .sadaqa-section { background: var(--card-bg-dark); }
.sadaqa-section .description { text-align: center; font-size: 1.25rem; color: var(--text-light); max-width: 850px; margin: 0 auto 50px auto; }
.sadaqa-category { margin-top: 40px; }
.sadaqa-category h4 { font-family: var(--font-primary); font-size: 2rem; color: var(--secondary-color); margin-bottom: 25px; }
.sadaqa-category ul { list-style: none; padding-left: 0; }
.sadaqa-category li { background-color: var(--bg-light); padding: 25px; border-radius: 12px; margin-bottom: 18px; border-left: 5px solid var(--accent-color); transition: var(--transition); }
body.dark-mode .sadaqa-category li { background-color: var(--bg-dark); border-left-color: var(--accent-light); }
.sadaqa-category li:hover { transform: translateX(5px); box-shadow: var(--shadow); }
.sadaqa-category li strong { display: block; font-size: 1.2rem; color: var(--text-dark); margin-bottom: 8px; }
body.dark-mode .sadaqa-category li strong { color: var(--text-dark-mode); }


/* ==========================================================================
   6. Azioni delle Card e Componenti UI
   ========================================================================== */

.card-actions {
    position: absolute;
    bottom: 15px;
    left: 15px;
    display: flex;
    gap: 10px;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s, visibility 0.3s;
    z-index: 5;
}

.card:hover .card-actions { opacity: 1; visibility: visible; }

.action-btn {
    background-color: var(--bg-light);
    border: 1px solid var(--border-light);
    border-radius: 50%;
    width: 40px;
    height: 40px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
    outline: none;
    padding: 0;
    color: var(--text-light);
}

body.dark-mode .action-btn { background-color: var(--bg-dark); border-color: var(--border-dark); color: var(--text-light-dark-mode); }
.action-btn:hover { background-color: var(--secondary-color); border-color: var(--secondary-color); color: white; transform: scale(1.1); }
.action-btn svg { width: 18px; height: 18px; fill: currentColor; }
#toast { position: fixed; bottom: -100px; left: 50%; transform: translateX(-50%); background-color: var(--text-dark); color: white; padding: 16px 30px; border-radius: 50px; z-index: 1001; transition: bottom 0.5s cubic-bezier(0.4, 0, 0.2, 1); box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3); font-weight: 500; }
body.dark-mode #toast { background-color: var(--card-bg-dark); color: var(--text-dark-mode); }
#toast.show { bottom: 35px; }

#backToTopBtn { position: fixed; bottom: 35px; right: 35px; background-color: var(--secondary-color); color: white; border: none; border-radius: 50%; width: 50px; height: 50px; box-shadow: 0 8px 20px rgba(0, 121, 107, 0.3); cursor: pointer; display: flex; align-items: center; justify-content: center; opacity: 0; visibility: hidden; transform: translateY(30px); transition: var(--transition); z-index: 1000; }
#backToTopBtn.show { opacity: 1; visibility: visible; transform: translateY(0); }
#backToTopBtn:hover { background-color: #004d40; transform: translateY(-5px); box-shadow: 0 12px 30px rgba(0, 121, 107, 0.4); }

.card .image-footer { display: none; text-align: center; padding-top: 20px; margin-top: 20px; border-top: 1px solid var(--border-light); font-size: 0.9rem; color: var(--primary-color); font-weight: 600; }
body.dark-mode .card .image-footer { border-top-color: var(--border-dark); color: var(--accent-light); }
.generating-image { position: fixed !important; top: -9999px; left: -9999px; width: 500px; transform: none !important; box-shadow: none !important; border: 1px solid var(--border-light); }
body.dark-mode .generating-image { border-color: var(--border-dark); }
.generating-image .card-actions { display: none; }
.generating-image .image-footer { display: block; }


/* ==========================================================================
   7. Stili Aggiuntivi (Footer, Link Esterno)
   ========================================================================== */

.nav-link-home {
    display: flex;
    align-items: center;
    gap: 8px;
    background-color: rgba(0, 121, 107, 0.1);
    color: var(--secondary-color) !important;
    padding: 8px 16px !important;
    border-radius: 50px;
    margin-left: 15px;
    text-decoration: none;
    font-weight: 600;
}

.nav-link-home:hover {
    background-color: var(--secondary-color);
    color: white !important;
    transform: scale(1.05);
}

.mobile-menu-link-external {
    margin-top: 10px;
    background-color: var(--secondary-color);
    color: white !important;
}

body.dark-mode .mobile-menu-link-external {
    color: var(--text-dark) !important;
}

#footer {
    text-align: center;
    padding: 40px 20px;
    margin-top: 60px;
    background-color: var(--card-bg-light);
    border-top: 1px solid var(--border-light);
    color: var(--text-light);
}

body.dark-mode #footer {
    background-color: var(--card-bg-dark);
    border-top-color: var(--border-dark);
    color: var(--text-light-dark-mode);
}

#footer a { color: var(--secondary-color); font-weight: 600; text-decoration: none; transition: var(--transition); }
#footer a:hover { text-decoration: underline; }


/* ==========================================================================
   8. Media Query (Design Reattivo)
   ========================================================================== */

@media (max-width: 1100px) {
    .nav-link-home span {
        display: none; /* Nasconde il testo su schermi più piccoli, lascia solo l'icona */
    }
    .nav-link-home {
        width: 40px;
        height: 40px;
        padding: 0 !important;
        justify-content: center;
    }
}

@media (max-width: 992px) {
    .nav-links { display: none; }
    .hamburger { display: flex; }
}

@media (max-width: 768px) {
    .container { padding: 0 15px; }
    .page-header h1, .section-title { font-size: 2.2em; }
    .page-header p { font-size: 1em; }
    .controls-container { flex-direction: column; align-items: stretch; }
    .search-input, .category-select { max-width: 100%; }
    .grid-container { grid-template-columns: 1fr; gap: 20px; }
    .sadaqa-section { padding: 30px 20px; }
}

@media (max-width: 480px) {
    body { line-height: 1.7; }
    .page-header h1, .section-title { font-size: 1.8em; }
    .card { padding: 20px; }
    .card-quote { font-size: 1.1em; }
}

/* ==========================================================================
   9. Miglioramento dei Colori per la Modalità Scura
   ========================================================================== */

body.dark-mode {
    --primary-color-dm: #F59E0B; /* Colore primario (oro/ambra) */
    --secondary-color-dm: #FCD34D; /* Colore secondario (giallo chiaro) */
}

/* Applicazione dei nuovi colori a elementi specifici */

body.dark-mode .nav-logo,
body.dark-mode .page-header h1,
body.dark-mode .card-author,
body.dark-mode .card-quote::before {
    color: var(--primary-color-dm);
}

body.dark-mode .nav-links a:hover,
body.dark-mode .nav-links a.active,
body.dark-mode .section-title,
body.dark-mode .sadaqa-category h4,
body.dark-mode #footer a {
    color: var(--secondary-color-dm);
}

body.dark-mode .nav-links a:not(.nav-link-home)::after,
body.dark-mode .section-title::after {
    background-color: var(--secondary-color-dm);
}

body.dark-mode .action-btn:hover {
    background-color: var(--secondary-color-dm);
    color: var(--text-dark); /* Rende l'icona scura per un contrasto migliore */
}

body.dark-mode .sadaqa-category li {
    border-left-color: var(--primary-color-dm);
}

body.dark-mode .nav-link-home {
    background-color: rgba(252, 211, 77, 0.1);
    color: var(--secondary-color-dm) !important;
}

body.dark-mode .nav-link-home:hover {
    background-color: var(--secondary-color-dm);
    color: var(--text-dark) !important;
}