/*
Theme Name: Semiotic Design System
Theme URI: https://federicobellentani.com/
Author: Federico Bellentani
Author URI: https://federicobellentani.com/
Description: Tema personale accademico basato sul design "Custom Semiotic Design System". Gestione editoriale completa via Personalizza (hero, about, footer, social) e tramite i tipi di contenuto Libri, Progetti e Pubblicazioni. Nessun plugin a pagamento richiesto.
Version: 1.1.0
Requires at least: 6.0
Tested up to: 6.6
Requires PHP: 7.4
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: semiotic
Tags: portfolio, academic, custom-colors, custom-menu, featured-images, translation-ready
*/

/* ==========================================================================
   NOTA: la palette e la tipografia originali del design sono qui sotto,
   copiate senza modifiche dal file di partenza. Le sole aggiunte sono in
   fondo al file, nella sezione "WORDPRESS OVERRIDES".
   ========================================================================== */

    html { scroll-behavior: smooth; }

    :root {
      --bg-main: #F5F2EA;
      --bg-secondary: #E6E1D5;
      --text-main: #1F2421;
      --accent: #2C5E43;
      --accent-hover: #3B7A57;
      --accent-light: #A3D1B4;
      --border-color: #1F2421;
      --font-heading: 'Instrument Serif', Georgia, serif;
      --font-body: 'Raleway', sans-serif;
    }

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

    body {
      background-color: var(--bg-main);
      color: var(--text-main);
      font-family: var(--font-body);
      line-height: 1.6;
      -webkit-font-smoothing: antialiased;
    }

    a { color: var(--text-main); text-decoration: none; transition: all 0.2s ease; }
    a:hover, a:focus { color: var(--accent); }

    .container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
    .material-symbols-outlined { font-size: 1.4rem; vertical-align: middle; display: inline-block; }

    .brand-logo, .btn-action, .pub-type, .footer-bottom, .social-links {
      font-family: var(--font-body);
      font-size: 0.8rem;
      font-weight: 600;
      letter-spacing: 0.15em;
      text-transform: uppercase;
    }

    header {
      border-bottom: 1px solid var(--border-color);
      padding: 20px 0;
      position: sticky;
      top: 0;
      background-color: var(--bg-main);
      z-index: 100;
    }

    .nav-wrapper { display: flex; justify-content: space-between; align-items: center; }
    nav ul { display: flex; list-style: none; gap: 24px; align-items: center; }
    nav a { font-size: 0.9rem; font-weight: 500; }

    .nav-buttons { display: flex; gap: 12px; align-items: center; }

    .btn-action {
      border: 1px solid var(--border-color);
      padding: 8px 16px;
      background: transparent;
      cursor: pointer;
      display: inline-flex;
      align-items: center;
      gap: 6px;
      color: var(--text-main);
    }
    .btn-action:hover { 
      background-color: var(--accent); 
      border-color: var(--accent); 
      color: var(--bg-main) !important; 
    }

    .hero { padding: 80px 0 80px; border-bottom: 1px solid var(--border-color); }
    .hero-grid { display: grid; grid-template-columns: 1.2fr 0.8fr; gap: 48px; align-items: center; }

    .hero h1 {
      font-family: var(--font-heading);
      font-size: clamp(3.5rem, 6.5vw, 5.8rem);
      font-weight: 400;
      line-height: 1.05;
      margin-bottom: 20px;
      color: var(--accent);
    }

    .subhead {
      font-family: var(--font-body);
      font-weight: 600;
      font-size: clamp(1.1rem, 2vw, 1.4rem);
      line-height: 1.4;
      margin-bottom: 24px;
      color: var(--text-main);
    }

    .hero-bio { font-size: 1.05rem; margin-bottom: 36px; max-width: 540px; }
    .hero-actions { display: flex; gap: 16px; align-items: center; flex-wrap: wrap; }

    .hero-visual-frame { border: none; padding: 0; background: transparent; box-shadow: none; }
    .hero-visual-frame img { width: 100%; height: auto; display: block; border: none; box-shadow: none; }

    section { padding: 90px 0; border-bottom: 1px solid var(--border-color); }
    .section-header { display: flex; justify-content: space-between; align-items: baseline; margin-bottom: 40px; }
    .section-title { font-family: var(--font-heading); font-size: clamp(2.5rem, 4vw, 3.5rem); font-weight: 400; }

    /* MONOGRAPHS SECTION */
    #monographs { background-color: var(--bg-main); }
    .monographs-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 32px;
    }
    .monograph-card {
      display: flex;
      flex-direction: column;
    }
    .monograph-cover {
      width: 100%;
      aspect-ratio: 3 / 4;
      object-fit: cover;
      border: 1px solid var(--border-color);
      margin-bottom: 16px;
      background-color: var(--bg-secondary);
      transition: transform 0.2s ease;
    }
    .monograph-card:hover .monograph-cover {
      transform: translateY(-4px);
    }
    .monograph-title {
      font-family: var(--font-heading);
      font-size: 1.4rem;
      line-height: 1.2;
      margin-bottom: 8px;
    }
    .monograph-meta {
      font-size: 0.85rem;
      opacity: 0.85;
    }

    /* PROJECTS SLIDER */
    .slider-controls { display: flex; gap: 12px; }
    .slider-btn {
      background: transparent;
      border: 1px solid var(--border-color);
      width: 44px;
      height: 44px;
      display: flex;
      align-items: center;
      justify-content: center;
      cursor: pointer;
      transition: all 0.2s ease;
    }
    .slider-btn:hover { background-color: var(--accent); color: var(--bg-main); border-color: var(--accent); }

    .projects-slider {
      display: flex;
      gap: 24px;
      overflow-x: auto;
      scroll-snap-type: x mandatory;
      scrollbar-width: none;
      padding-bottom: 12px;
    }
    .projects-slider::-webkit-scrollbar { display: none; }

    .project-card {
      min-width: calc(30% - 16px);
      flex: 0 0 auto;
      scroll-snap-align: start;
      border: 1px solid var(--border-color);
      background-color: var(--bg-main);
      padding: 20px;
    }

    .project-card img {
      width: 100%;
      aspect-ratio: 16 / 9;
      max-height: 200px;
      object-fit: cover;
      border: 1px solid var(--border-color);
      margin-bottom: 16px;
    }

    .project-card h3 { 
      font-family: var(--font-heading); 
      font-size: 2.1rem; 
      font-weight: 400; 
      line-height: 1.15;
      margin-bottom: 8px; 
    }

    .project-card p { font-size: 0.95rem; }

    /* ABOUT GRID */
    .about-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 48px;
      background-color: var(--accent);
      color: var(--bg-main);
      padding: 56px;
      border: 1px solid var(--border-color);
    }
    .about-grid .section-title { color: var(--bg-main); }
    .about-grid .subhead { color: var(--bg-main); }
    .about-topics h3 { font-size: 0.85rem; font-weight: 700; letter-spacing: 0.15em; text-transform: uppercase; margin-bottom: 20px; color: var(--accent-light); }
    .about-topics ul { list-style: none; }
    .about-topics li { padding: 12px 0; border-bottom: 1px dashed rgba(245, 242, 234, 0.3); font-size: 1rem; }

    /* PUBLICATIONS (GREEN BG) - TESTO RIDOTTO PER CARATTERE PIÙ PICCOLO */
    #publications { background-color: var(--accent); color: var(--bg-main); border-bottom: 1px solid var(--border-color); }
    #publications .section-title { color: var(--bg-main); }

    .pub-category {
      margin-bottom: 40px;
    }
    .pub-category:last-child { margin-bottom: 0; }
    .pub-category-title {
      font-family: var(--font-body);
      font-size: 0.95rem;
      font-weight: 700;
      letter-spacing: 0.12em;
      text-transform: uppercase;
      color: var(--accent-light);
      margin-bottom: 16px;
      border-bottom: 1px solid rgba(245, 242, 234, 0.3);
      padding-bottom: 6px;
    }

    .pub-list { display: flex; flex-direction: column; }
    .pub-item {
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding: 12px 0;
      border-top: 1px solid rgba(245, 242, 234, 0.15);
      gap: 16px;
    }
    .pub-item:last-child { border-bottom: 1px solid rgba(245, 242, 234, 0.15); }
    .pub-title { font-family: var(--font-heading); font-size: 1.15rem; font-weight: 400; color: var(--bg-main); line-height: 1.35; }
    .pub-action-link { color: var(--accent-light); white-space: nowrap; display: inline-flex; align-items: center; gap: 4px; font-weight: 600; font-size: 0.75rem; letter-spacing: 0.1em; text-transform: uppercase; }
    .pub-action-link:hover { color: #FFFFFF; }
    .pub-action-link .material-symbols-outlined { font-size: 1.1rem; }

    /* SOCIAL LINKS BAR */
    .social-links {
      display: flex;
      gap: 24px;
      margin-top: 24px;
      flex-wrap: wrap;
    }
    .social-links a {
      font-weight: 600;
      letter-spacing: 0.1em;
      text-decoration: underline;
    }
    footer .social-links a {
      color: var(--accent-light);
    }
    footer .social-links a:hover {
      color: #FFFFFF;
    }

    /* DARK FOOTER */
    footer { background-color: var(--text-main); color: var(--bg-main); padding: 90px 0 40px; }

    .footer-title {
      font-family: var(--font-heading);
      font-size: clamp(2.5rem, 4vw, 3.5rem);
      font-weight: 400;
      margin-bottom: 24px;
      color: var(--bg-main);
    }

    .footer-email {
      font-family: var(--font-body);
      font-size: 1.05rem;
      font-weight: 500;
      text-transform: lowercase;
      letter-spacing: 0.02em;
      color: var(--bg-main);
      display: inline-block;
      margin-bottom: 30px;
      border-bottom: 1px solid rgba(245, 242, 234, 0.4);
      padding-bottom: 4px;
    }
    .footer-email:hover, .footer-email:focus { color: var(--accent-light); border-bottom-color: var(--accent-light); }

    .footer-bottom {
      display: flex;
      justify-content: space-between;
      border-top: 1px solid rgba(245, 242, 234, 0.2);
      padding-top: 24px;
      margin-top: 60px;
      color: var(--bg-main);
      opacity: 0.8;
    }

    @media (max-width: 1024px) {
      .monographs-grid { grid-template-columns: repeat(2, 1fr); }
      .project-card { min-width: calc(45% - 16px); }
    }

    @media (max-width: 768px) {
      .hero-grid, .about-grid { grid-template-columns: 1fr; }
      .monographs-grid { grid-template-columns: 1fr; }
      .project-card { min-width: 85%; }
      .pub-item { flex-direction: column; align-items: flex-start; gap: 8px; }
      .about-grid { padding: 24px; }
    }

/* ==========================================================================
   WORDPRESS OVERRIDES  (aggiunte necessarie per il funzionamento in WP)
   ========================================================================== */

/* Compensa la admin bar di WordPress sull'header sticky */
body.admin-bar header { top: 32px; }
@media (max-width: 782px) { body.admin-bar header { top: 46px; } }

/* Menu generato da wp_nav_menu: riuso lo stile della nav originale */
.main-nav ul { display: flex; list-style: none; gap: 24px; align-items: center; margin: 0; padding: 0; }
.main-nav a { font-size: 0.9rem; font-weight: 500; }
.main-nav .current-menu-item > a { color: var(--accent); }

/* Toggle menu mobile (hamburger) */
.menu-toggle { display: none; background: transparent; border: 1px solid var(--border-color); padding: 8px 12px; cursor: pointer; color: var(--text-main); font-family: var(--font-body); font-size: 0.8rem; font-weight: 600; letter-spacing: 0.15em; text-transform: uppercase; }

/* Immagini responsive di default */
img { max-width: 100%; height: auto; }

/* Utility per contenuto WYSIWYG dentro le sezioni */
.rich-text p { margin-bottom: 1em; }
.rich-text p:last-child { margin-bottom: 0; }
.rich-text a { text-decoration: underline; }

/* Stato "nessun contenuto" visibile solo agli editor in bozza */
.empty-note { opacity: 0.6; font-style: italic; }

/* Responsività: menu a comparsa sotto i 900px */
@media (max-width: 900px) {
  .menu-toggle { display: inline-flex; align-items: center; gap: 6px; }
  .main-nav { position: absolute; top: 100%; left: 0; right: 0; background: var(--bg-main); border-bottom: 1px solid var(--border-color); display: none; }
  .main-nav.is-open { display: block; }
  .main-nav ul { flex-direction: column; align-items: flex-start; gap: 0; padding: 12px 24px; }
  .main-nav li { padding: 10px 0; width: 100%; border-bottom: 1px dashed rgba(31,36,33,0.15); }
  .main-nav li:last-child { border-bottom: none; }
  header .nav-wrapper { position: relative; }
}