/* ═══════════════════════════════════════════════════════════════════
   CHIARA COLOSSEO — PORTFOLIO · style.css
   Dark cinematic theme · Cormorant Garamond (titoli) + Inter (testo)
   
   INDICE:
   1. Variabili (colori, font, spaziature)
   2. Reset e base
   3. Tipografia
   4. Navbar
   5. Hero
   6. Bottoni
   7. Sezioni (layout comune)
   8. Formazione & Lingue
   9. Progetti in evidenza (featured)
  10. Categorie progetti
  11. Strumenti (tool icons con tooltip)
  12. Contatti
  13. Footer
  14. Modal
  15. Responsive (mobile/tablet)
   ═══════════════════════════════════════════════════════════════════ */


/* ─────────────────────────────────────────────────────────────────
   1. VARIABILI
   Cambia questi valori per modificare tutta la palette in un colpo.
   ───────────────────────────────────────────────────────────────── */
:root {
    /* Sfondi */
    --bg-dark:      #0d0d0d;   /* sfondo scuro principale */
    --bg-light:     #f4f2ee;   /* sfondo chiaro (sezioni alternate) */
    --surface:      #161616;   /* card su sfondo scuro */
    --surface-2:    #1e1e1e;   /* card hover / livello superiore */
    --border:       #2a2a2a;   /* bordi su sfondo scuro */
    --border-light: #ddd8d0;   /* bordi su sfondo chiaro */

    /* Testo */
    --text-dark:    #e8e2d9;   /* testo su sfondo scuro */
    --text-light:   #1a1815;   /* testo su sfondo chiaro */
    --text-muted:   #6b6560;   /* testo secondario (su entrambi gli sfondi) */
    --text-dim:     #3d3a37;

    /* Accento unico: oro caldo, richiama la pellicola cinematografica */
    --gold:         #c9a96e;
    --gold-dim:     rgba(201, 169, 110, 0.15);

    /* Colori categoria — ogni area ha il suo */
    --cinema:       #e85d4a;
    --cinema-glow:  rgba(232, 93, 74, 0.22);
    --c3d:          #7b68ee;
    --c3d-glow:     rgba(123, 104, 238, 0.22);
    --ux:           #4ab8c1;
    --ux-glow:      rgba(74, 184, 193, 0.22);
    --vr:           #56c97a;
    --vr-glow:      rgba(86, 201, 122, 0.22);
    --social:       #f88edf;
    --social-glow:  rgba(241, 149, 222, 0.22);
    --artificiale:  #f7f17a;
    --artificiale-glow: rgba(255, 236, 127, 0.22);
    --sound:        #2e7eff;
    --sound-glow:   rgba(51, 97, 250, 0.22);

    /* Font */
    --font-display: 'Cormorant Garamond', Georgia, serif;  /* per i titoli grandi */
    --font-body:    'Inter', system-ui, sans-serif;        /* per tutto il resto */

    /* Spaziatura sezioni */
    --section-pad:  6rem;
    --inner-max:    1100px;   /* larghezza massima del contenuto */

    /* Animazioni */
    --ease: cubic-bezier(0.4, 0, 0.2, 1);
    --dur:  0.28s;
}


/* ─────────────────────────────────────────────────────────────────
   2. RESET E BASE
   ───────────────────────────────────────────────────────────────── */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;   /* scorrimento morbido quando clicchi un'ancora */
    font-size: 18px;
}

body {
    background: var(--bg-dark);
    color: var(--text-dark);
    font-family: var(--font-body);
    font-weight: 300;
    line-height: 1.7;
    overflow-x: hidden;   /* evita la scrollbar orizzontale */
}

img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;   /* le immagini riempiono il loro contenitore senza deformarsi */
}

a { text-decoration: none; color: inherit; }
ul { list-style: none; }


/* ─────────────────────────────────────────────────────────────────
   3. TIPOGRAFIA
   ───────────────────────────────────────────────────────────────── */
h1, h2, h3 {
    font-family: var(--font-display);
    font-weight: 300;
    line-height: 1.15;
}

/* h2 è il titolo di ogni sezione */
h2 {
    font-size: clamp(1.9rem, 4vw, 2.8rem);  /* si ridimensiona col viewport */
}

/* em dentro h2 diventa oro corsivo */
h2 em {
    font-style: italic;
    color: var(--gold);
}

h3 { font-size: clamp(1.1rem, 2.5vw, 1.5rem); }

/* Etichetta piccola in maiuscolo sopra i titoli di sezione */
.section-label {
    display: block;
    font-size: 0.65rem;
    font-weight: 600;
    letter-spacing: 0.22em;
    text-transform: uppercase;
    color: var(--gold);
    margin-bottom: 0.6rem;
}


/* ─────────────────────────────────────────────────────────────────
   4. NAVBAR
   Trasparente all'inizio, si scurisce quando scorri (via JS che
   aggiunge la classe .scrolled al tag <nav>).
   ───────────────────────────────────────────────────────────────── */
#navbar {
    position: fixed;           /* rimane in alto anche scrollando */
    top: 0; left: 0; right: 0;
    z-index: 1000;             /* sopra tutto il resto */
    padding: 1.2rem 2rem;
    transition: background var(--dur) var(--ease),
                border-bottom var(--dur) var(--ease);
   background: rgba(13, 13, 13, 0.80);
   backdrop-filter: blur(14px);
   border-bottom: 1px solid var(--border);
}

/* Classe aggiunta da script.js quando l'utente scrolla */
#navbar.scrolled {
    background: rgba(13, 13, 13, 0.80);
    backdrop-filter: blur(14px);           /* effetto vetro smerigliato */
    border-bottom: 1px solid var(--border);
}

.nav-container {
    max-width: var(--inner-max);
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

/* Logo "CC" in alto a sinistra */
.logo {
    font-family: var(--font-display);
    font-size: 1.4rem;
    font-weight: 400;
    color: var(--gold);
    letter-spacing: 0.05em;
}

/* Voci del menu */
.nav-links {
    display: flex;
    gap: 2rem;
    align-items: center;
}

.nav-links > li > a {
    font-size: 0.73rem;
    font-weight: 500;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: rgba(232, 226, 217, 0.65);
    transition: color var(--dur);
}

.nav-links > li > a:hover { color: var(--text-dark); }

.chevron { font-size: 0.6rem; }

/* ── Menu a tendina ── */
.dropdown { position: relative; }

.dropdown-content {
    position: absolute;
    top: calc(100% + 0.2rem);
    left: 50%;
    /* La trasformazione combina centratura + animazione: */
    transform: translateX(-50%) translateY(-6px);
   /* padding-top crea un'area "invisibile" che mantiene l'hover attivo
       mentre il cursore si sposta dal link al dropdown */
    padding-top: 0.6rem;
    margin-top: -0.6rem;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 6px;
    padding: 0.5rem;
    min-width: 200px;
    opacity: 0;
    pointer-events: none;   /* non intercetta i click quando è invisibile */
    transition: opacity var(--dur) var(--ease),
                transform var(--dur) var(--ease);
    z-index: 10;
}

/* Mostra il dropdown al hover */
.dropdown:hover .dropdown-content {
    opacity: 1;
    pointer-events: all;
    transform: translateX(-50%) translateY(0);
}

/* Voce singola del dropdown */
.dd-item {
    display: block;
    padding: 0.5rem 0.9rem;
    font-size: 0.78rem;
    color: var(--text-muted);
    border-radius: 4px;
    border-left: 2px solid transparent;
    transition: background var(--dur), color var(--dur), border-color var(--dur);
}

.dd-item:hover            { background: var(--surface-2); color: var(--text-dark); }
/* Ogni categoria si colora col suo colore al hover */
.dd-cinema:hover          { border-color: var(--cinema); }
.dd-3d:hover              { border-color: var(--c3d); }
.dd-ux:hover              { border-color: var(--ux); }
.dd-vr:hover              { border-color: var(--vr); }
.dd-social:hover          { border-color: var(--social); }
.dd-featured:hover { border-color: var(--gold); color: var(--gold); }


/* ─────────────────────────────────────────────────────────────────
   5. HERO
   Occupa tutto lo schermo all'apertura.
   Sfondo scuro con gradiente sottile dorato.
   Foto profilo a destra (se presente).
   ───────────────────────────────────────────────────────────────── */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 0 3rem;
    overflow: hidden;
}

/* Gradiente decorativo di sfondo */
.hero-bg {
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse 55% 60% at 75% 50%, rgba(201,169,110,0.07) 0%, transparent 70%),
        radial-gradient(ellipse 40% 50% at 15% 80%, rgba(86,201,122,0.04) 0%, transparent 60%);
    pointer-events: none;
}

 
/* .hero-content è la griglia a DUE COLONNE:
   - colonna sinistra (1fr): tutto il testo, dentro .hero-text
   - colonna destra (260px): la foto, dentro .hero-photo
   padding-top: 5rem compensa la navbar fissa in cima */
.hero-content {
    position: relative;
    z-index: 1;
    max-width: var(--inner-max);
    margin: 0 auto;
    width: 100%;
    padding-top: 5rem;
    padding-bottom: 2rem;
    display: grid;
    grid-template-columns: 1fr 420px;
    column-gap: 3rem;
    align-items: center;
}
 
/* Colonna sinistra: contiene tutto il testo impilato verticalmente */
.hero-text {
    display: flex;
    flex-direction: column;
    gap: 0;
}
 
/* "Ciao, sono" */
.hero-eyebrow {
    font-size: 0.72rem;
    font-weight: 500;
    letter-spacing: 0.22em;
    text-transform: uppercase;
    color: var(--gold);
    margin-bottom: 0.8rem;
}
 
/* Nome grande in serif */
.hero-name {
    font-family: var(--font-display);
    font-size: clamp(3rem, 6vw, 5rem);
    font-weight: 300;
    line-height: 1;
    color: var(--text-dark);
    letter-spacing: -0.01em;
    margin-bottom: 0.4rem;
}
 
/* Sottotitolo in corsivo */
.hero-title {
    font-family: var(--font-display);
    font-size: clamp(1rem, 2.2vw, 1.5rem);
    font-weight: 300;
    font-style: italic;
    color: var(--text-muted);
    letter-spacing: 0.04em;
    margin-bottom: 1.5rem;
}
 
/* Testo descrittivo */
.hero-desc {
    font-size: 0.9rem;
    line-height: 1.85;
    color: var(--text-muted);
    margin-bottom: 2rem;
}
 
/* Bottoni */
.hero-cta {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
   align-items: center;
}
 
/* Colonna destra: foto profilo
   - height: 100% riempie l'altezza della colonna testo
   - max-height evita che diventi troppo grande su schermi alti
   - object-fit: cover sull'img garantisce che non si deformi */
.hero-photo {
    width: 100%;
    height: 100%;
    max-height: 520px;
    border-radius: 4px;
    overflow: hidden;
    border: 1px solid var(--border);
    background: var(--surface);
}
 
.hero-photo img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center top;
    display: block;
}
 


/* ─────────────────────────────────────────────────────────────────
   6. BOTTONI
   ───────────────────────────────────────────────────────────────── */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.7rem 1.6rem;
    font-family: var(--font-body);
    font-size: 0.72rem;
    font-weight: 500;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    border-radius: 3px;
    border: none;
    cursor: pointer;
    transition: all var(--dur) var(--ease);
    white-space: nowrap;
}

/* Bottone con bordo dorato (principale) */
.btn-outline {
    background: transparent;
    border: 1px solid var(--gold);
    color: var(--gold);
}
.btn-outline:hover {
    background: var(--gold);
    color: var(--bg-dark);
}

/* Bottone trasparente con bordo grigio (secondario) */
.btn-ghost-dark {
    background: transparent;
    border: 1px solid var(--border);
    color: var(--text-muted);
}
.btn-ghost-dark:hover {
    border-color: rgba(232,226,217,0.4);
    color: var(--text-dark);
}

/* Versione ghost per sfondo chiaro */
.btn-ghost {
    background: transparent;
    border: 1px solid var(--border-light);
    color: var(--text-muted);
}
.btn-ghost:hover {
    border-color: var(--text-muted);
    color: var(--text-light);
}


/* ─────────────────────────────────────────────────────────────────
   7. SEZIONI — LAYOUT COMUNE
   Le sezioni si alternano tra sfondo chiaro e scuro.
   ───────────────────────────────────────────────────────────────── */
.section {
    padding: var(--section-pad) 3rem;
}

/* Sfondo scuro (default — già impostato sul body) */
.section-dark {
    background: var(--bg-dark);
    color: var(--text-dark);
}

/* Sfondo chiaro caldo */
.section-light {
    background: var(--bg-light);
    color: var(--text-light);
}

/* Sfondo chiaro: sistemo i colori del testo */
.section-light .section-label  { color: #8a6f3e; }   /* oro più scuro, leggibile sul chiaro */
.section-light h2               { color: var(--text-light); }
.section-light h2 em            { color: #8a6f3e; }
.section-light p                { color: #5a5550; }
.section-light strong           { color: var(--text-light); }

/* Contenitore interno con larghezza massima */
.section-inner {
    max-width: var(--inner-max);
    margin: 0 auto;
}

/* Intestazione di sezione */
.section-header {
    margin-bottom: 3rem;
}

/* Intestazione con titolo a sinistra e link a destra (usato in "Progetti in evidenza") */
.section-header-row {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    flex-wrap: wrap;
    gap: 1rem;
}

/* Testo descrittivo sotto il titolo di sezione */
.section-sub {
    margin-top: 0.6rem;
    font-size: 0.88rem;
    color: var(--text-muted);
    max-width: 500px;
}

.section-light .section-sub { color: #7a7570; }

/* Link "Tutti i progetti →" */
.link-arrow {
    font-size: 0.72rem;
    font-weight: 500;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--gold);
    transition: opacity var(--dur);
}
.link-arrow:hover { opacity: 0.65; }


 
/* ─────────────────────────────────────────────────────────────────
   8. CHI SONO — sezione a schermo intero
   
   Layout:
   ┌─────────────────┬───┬──────────────────┐
   │ Chi sono (bio)  │ │ │ Formazione       │
   │ ─── linea oro ──│ │ │ (timeline)       │
   │ Lingue          │ │ │ + bottone CV     │
   └─────────────────┴───┴──────────────────┘
   ───────────────────────────────────────────────────────────────── */
 
/* La sezione occupa esattamente uno schermo intero */
.about-section {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 5rem;    /* compensa la navbar fissa */
    padding-bottom: 3rem;
}
 
/* Griglia a 3 colonne: sinistra | divisore 1px | destra */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1px 450px;
    gap: 0 3.5rem;
    align-items: start;
    width: 100%;
}
 
/* Colonna sinistra: bio + linea oro + lingue */
.about-left {
    display: flex;
    flex-direction: column;
    gap: 0;
}
 
/* Titolo "Chiara Colosseo" nella sezione chi sono */
.about-title {
    font-size: clamp(1.8rem, 3.5vw, 2.6rem);
    margin-bottom: 1.2rem;
    margin-top: 0.4rem;
}
 
/* Testo biografico */
.about-bio {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    margin-bottom: 1.5rem;
}
 
.about-bio p {
    font-size: 0.88rem;
    line-height: 1.8;
    color: #5a5550;
}
 
/* Linea oro orizzontale tra bio e lingue */
.about-h-divider {
    height: 1px;
    background: linear-gradient(
        to right,
        #c9a96e 0%,
        rgba(201,169,110,0.3) 70%,
        transparent 100%
    );
    margin-bottom: 1.5rem;
}
 
/* Linea verticale oro tra le due colonne */
.about-divider {
    width: 1px;
    background: linear-gradient(
        to bottom,
        transparent 0%,
        #c9a96e 10%,
        #c9a96e 90%,
        transparent 100%
    );
    align-self: stretch;
    min-height: 300px;
}
 
/* Colonna destra: formazione + bottone */
.about-right {
    display: flex;
    flex-direction: column;
    gap: 0;
}
 
/* Bottone CV in fondo alla colonna formazione */
.about-cv-btn {
    margin-top: 1.5rem;
    align-self: flex-start; /* non si allarga a tutta la grandezza */
    border-color: #8a6f3e;
    color: #8a6f3e;
}
 
/* ── Timeline formazione ── */
.timeline {
    display: flex;
    flex-direction: column;
    gap: 0;
    position: relative;
    padding-left: 1.5rem;
    margin-top: 1rem;
}
 
/* Linea verticale continua a sinistra della timeline */
.timeline::before {
    content: '';
    position: absolute;
    left: 0;
    top: 8px;
    bottom: 0;
    width: 1px;
    background: var(--border-light);
}
 
.timeline-item {
    position: relative;
    padding-bottom: 1.5rem;
    padding-left: 1rem;
}
 
/* Pallino sulla linea */
.timeline-dot {
    position: absolute;
    left: -1.65rem;
    top: 6px;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #8a6f3e;
    border: 2px solid var(--bg-light);
}
 
.timeline-years {
    display: block;
    font-size: 0.62rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    color: #8a6f3e;
    margin-bottom: 0.25rem;
    text-transform: uppercase;
}
 
.timeline-body strong {
    display: block;
    font-size: 0.95rem;
    font-family: var(--font-display);
    font-weight: 400;
    color: var(--text-light);
    margin-bottom: 0.1rem;
}
 
.timeline-body p {
    font-size: 0.8rem;
    color: #5a5550;
    line-height: 1.5;
}
 
.timeline-place {
    margin-top: 0.15rem;
    font-size: 0.75rem !important;
}
 
/* Il voto in evidenza */
.timeline-grade {
    color: #8a6f3e;
    font-weight: 500;
}
 
/* ── Etichetta info (es. "Lingue", "Formazione") ── */
.info-label {
    font-size: 0.62rem;
    font-weight: 600;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: #8a6f3e;
    margin-bottom: 0.9rem;
}
 
/* Barre delle lingue */
.lang-list { display: flex; flex-direction: column; gap: 0.85rem; }
 
.lang-item {
    display: grid;
    grid-template-columns: 85px 1fr;
    grid-template-rows: auto 4px;
    gap: 0.2rem 0.75rem;
    align-items: center;
}
 
.lang-name {
    font-size: 0.83rem;
    color: var(--text-light);
    font-weight: 400;
}
 
.lang-level {
    font-size: 0.7rem;
    color: #8a6f3e;
    text-align: right;
}
 
/* Barra di sfondo (grigio) */
.lang-bar {
    grid-column: 1 / -1;
    height: 2px;
    background: var(--border-light);
    border-radius: 2px;
}
 
/* Barra colorata (si riempie in base allo style="width:X%" inline) */
.lang-fill {
    height: 100%;
    background: linear-gradient(90deg, #8a6f3e, rgba(138,111,62,0.35));
    border-radius: 2px;
}
 
/* Bottoni sotto le lingue */
.sidebar-cta {
    display: flex;
    gap: 0.75rem;
    flex-wrap: wrap;
}


/* ─────────────────────────────────────────────────────────────────
   9. PROGETTI IN EVIDENZA
   Tre card affiancate, ognuna con foto + testo + bottone.
   ───────────────────────────────────────────────────────────────── */
 
/* Griglia: tre colonne diverse... se li voglio uguali devo togliere -rows e mettere in -columns repeat(3, 1fr) */
.proj-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.25rem;
}
 
/* Card singola: bordo sottile che si illumina al hover */
.proj-card {
    border-radius: 8px;
    border: 1px solid var(--border);
    overflow: hidden;
    cursor: pointer;
    background: var(--surface);
    display: flex;
    flex-direction: column;
    transition: transform var(--dur) var(--ease),
                border-color var(--dur) var(--ease),
                box-shadow var(--dur) var(--ease);
}
 
.proj-card:hover { transform: translateY(-4px); }
 
/* Glow colorato dipende da data-category */
.proj-card[data-category="cinema"]:hover { border-color: var(--cinema); box-shadow: 0 8px 32px var(--cinema-glow); }
.proj-card[data-category="3d"]:hover     { border-color: var(--c3d);    box-shadow: 0 8px 32px var(--c3d-glow); }
.proj-card[data-category="vr"]:hover     { border-color: var(--vr);     box-shadow: 0 8px 32px var(--vr-glow); }
.proj-card[data-category="ux"]:hover     { border-color: var(--ux);     box-shadow: 0 8px 32px var(--ux-glow); }
.proj-card[data-category="social"]:hover { border-color: var(--social); box-shadow: 0 8px 32px var(--social-glow); }
.proj-card[data-category="artificiale"]:hover { border-color: var(--artificiale); box-shadow: 0 8px 32px var(--artificiale-glow); }
.proj-card[data-category="sound"]:hover { border-color: var(--sound); box-shadow: 0 8px 32px var(--sound-glow); }
 
/* Foto di copertina: rapporto 16/9, si ingrandisce leggermente al hover */
.proj-cover {
    width: 100%;
    aspect-ratio: 16/9;
    overflow: hidden;
    flex-shrink: 0;
    transition: transform 0.5s var(--ease);
}
 
.proj-card:hover .proj-cover { transform: scale(1.04); }
 
.proj-cover img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.5s var(--ease);
}
 
/* Blocco testo sotto la foto */
.proj-body {
    padding: 1.25rem;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    flex: 1;   /* si allunga per riempire la card */
}
 
.proj-title {
    font-size: clamp(1rem, 1.6vw, 1.25rem);
    font-weight: 300;
    color: var(--text-dark);
    line-height: 1.3;
    margin: 0;
}
 
/* Anno e formato */
.proj-meta {
    font-size: 0.73rem;
    color: var(--text-muted);
}
 
/* Descrizione breve — max 3 righe poi taglia con … */
.proj-desc {
    font-size: 0.82rem;
    line-height: 1.7;
    color: var(--text-muted);
    overflow: hidden;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 4;
    line-clamp: 4;
    flex: 1;   /* spinge il bottone sempre in fondo */
}
 
/* Bottone "Scopri di più" */
.proj-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
    margin-top: 0.5rem;
    padding: 0.55rem 1.1rem;
    font-size: 0.7rem;
    font-weight: 500;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    border: 1px solid var(--border);
    border-radius: 3px;
    background: transparent;
    color: var(--text-muted);
    cursor: pointer;
    align-self: flex-start;   /* non si allarga a tutta la larghezza */
    transition: color var(--dur), border-color var(--dur), background var(--dur);
}
 
.proj-btn:hover {
    color: var(--gold);
    border-color: var(--gold);
    background: var(--gold-dim);
}
 
/* ── Tag colorati ── */
.card-tags { display: flex; gap: 0.4rem; flex-wrap: wrap; }
 
.tag {
    display: inline-block;
    padding: 0.18rem 0.55rem;
    font-size: 0.58rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    border-radius: 2px;
    border: 1px solid;
}
 
/* Colore diverso per ogni categoria */
.tag-cinema { color: var(--cinema); border-color: var(--cinema); background: rgba(232,93,74,0.1); }
.tag-3d     { color: var(--c3d);    border-color: var(--c3d);    background: rgba(123,104,238,0.1); }
.tag-ux     { color: var(--ux);     border-color: var(--ux);     background: rgba(74,184,193,0.1); }
.tag-vr     { color: var(--vr);     border-color: var(--vr);     background: rgba(86,201,122,0.1); }
.tag-social { color: var(--social); border-color: var(--social); background: rgba(238,103,211,0.1); }
.tag-artificiale { color: var(--artificiale); border-color: var(--artificiale); background: rgba(172, 115, 30, 0.1); }
.tag-sound { color: var(--sound); border-color: var(--sound); background: rgba(45, 19, 244, 0.1); }

/* ─────────────────────────────────────────────────────────────────
  10. CATEGORIE PROGETTI
   Griglia di 5 card con foto copertina e bordo colorato al hover.
   Il testo "Esplora →" compare solo al hover.
   ───────────────────────────────────────────────────────────────── */
.categories-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
}

.category-card {
    position: relative;
    display: block;
    height: 270px;
    border-radius: 8px;
    overflow: hidden;
    cursor: pointer;
    /* Bordo inizialmente trasparente, si colora al hover */
    border: 1px solid var(--border-light);
    transition: transform var(--dur) var(--ease),
                border-color var(--dur) var(--ease),
                box-shadow var(--dur) var(--ease);
}

/* La card si alza e si allarga leggermente al hover */
.category-card:hover {
    transform: translateY(-4px) scale(1.01);
}

/* Glow colorato al hover per ogni categoria */
.cat-cinema:hover { border-color: var(--cinema); box-shadow: 0 0 0 1px var(--cinema), 0 14px 40px var(--cinema-glow); }
.cat-3d:hover     { border-color: var(--c3d);    box-shadow: 0 0 0 1px var(--c3d),    0 14px 40px var(--c3d-glow); }
.cat-ux:hover     { border-color: var(--ux);     box-shadow: 0 0 0 1px var(--ux),     0 14px 40px var(--ux-glow); }
.cat-vr:hover     { border-color: var(--vr);     box-shadow: 0 0 0 1px var(--vr),     0 14px 40px var(--vr-glow); }
.cat-social:hover { border-color: var(--social); box-shadow: 0 0 0 1px var(--social), 0 14px 40px var(--social-glow); }
.cat-artificiale:hover { border-color: var(--social); box-shadow: 0 0 0 1px var(--artificiale), 0 14px 40px var(--artificiale-glow); }
.cat-sound:hover { border-color: var(--social); box-shadow: 0 0 0 1px var(--sound), 0 14px 40px var(--sound-glow); }

/* Immagine di sfondo della card */
.cat-img {
    position: absolute;
    inset: 0;
    transition: transform 0.5s var(--ease);
}
.category-card:hover .cat-img { transform: scale(1.06); }

/* Overlay scuro in basso */
.cat-content {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        to top,
        rgba(0,0,0,0.85) 0%,
        /*rgba(0,0,0,0.25) 55%,*/
       rgba(0,0,0,0.15) 100%
    );
    padding: 1.4rem;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    gap: 0.3rem;
}

.cat-icon   { font-size: 1.3rem; margin-bottom: 0.2rem; }
.cat-content h3 { font-size: 1.15rem; color: #e8e2d9; font-weight: 400; }
.cat-content p  { font-size: 0.75rem; color: rgba(232,226,217,0.55); line-height: 1.5; }
/*.cat-content { text-shadow: 0 2px 5px rgba(0, 0, 0, 0.8); }*/

/* "Esplora →" appare solo al hover con una piccola animazione */
.cat-cta {
    display: inline-block;
    margin-top: 0.4rem;
    font-size: 0.68rem;
    font-weight: 500;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--gold);
    opacity: 0;
    transform: translateY(5px);
    transition: opacity var(--dur), transform var(--dur);
}
.category-card:hover .cat-cta { opacity: 1; transform: translateY(0); }


/* ─────────────────────────────────────────────────────────────────
  11. STRUMENTI — ICONE CON TOOLTIP
   Ogni icona ha un tooltip che appare al hover, solo CSS.
   ───────────────────────────────────────────────────────────────── */
.tools-grid-2col {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0 4rem;
    align-items: start;
}

.tools-col {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.tools-categories {
    display: flex;
    flex-direction: column;
    gap: 2.5rem;
}

.tool-group {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    padding-left: 1rem;
    border-left: 2px solid var(--border);
    transition: border-color var(--dur);
}

/* Il bordo colorato dipende dalla categoria */
.tool-group:has(.tool-title-3d):hover     { border-color: var(--c3d); }
.tool-group:has(.tool-title-cinema):hover { border-color: var(--cinema); }
.tool-group:has(.tool-title-ux):hover     { border-color: var(--ux); }
.tool-group:has(.tool-title-vr):hover     { border-color: var(--vr); }
.tool-group:has(.tool-title-web):hover    { border-color: var(--gold); }

/* Titolo della categoria strumenti */
.tool-group-title {
    font-size: 0.65rem;
    font-weight: 600;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--text-muted);
}

/* Riga di icone */
.tool-icons-row {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
}

/* Contenitore singola icona (posizione relative per il tooltip) */
.tool-icon-wrap {
    position: relative;
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-light);
    border: 1px solid var(--border-light);
    border-radius: 8px;
    cursor: default;
    transition: background var(--dur), border-color var(--dur), transform var(--dur);
}

/* Si alza e si illumina al hover */
.tool-icon-wrap:hover {
    background: #e8e4de;
    border-color: rgba(138,111,62,0.5);
    transform: translateY(-2px);
}

/* Icona SVG (da devicons) */
.tool-icon-img {
    width: 24px;
    height: 24px;
    object-fit: contain;
}

/* Le icone GitHub hanno sfondo bianco nell'SVG, le invertiamo per il tema scuro */
.tool-icon-invert { filter: invert(1); }

/* Badge testuale per i software senza logo SVG (es. "Pr" per Premiere) */
.tool-icon-text {
    font-size: 0.65rem;
    font-weight: 700;
    color: var(--text-muted);
    letter-spacing: 0.03em;
}

/* ── TOOLTIP ──
   Appare sopra l'icona al hover, solo CSS (no JavaScript!).
   Visibile solo quando .tool-icon-wrap è in :hover.
*/
.tool-tooltip {
    position: absolute;
    bottom: calc(100% + 6px);   /* sopra l'icona */
    left: 50%;
    transform: translateX(-50%);
    background: var(--surface-2);
    border: 1px solid var(--border);
    color: var(--text-dark);
    font-size: 0.65rem;
    font-weight: 500;
    white-space: nowrap;
    padding: 0.3rem 0.6rem;
    border-radius: 4px;
    pointer-events: none;   /* non interferisce col mouse */
    /* Nascosto di default */
    opacity: 0;
    transform: translateX(-50%) translateY(4px);
    transition: opacity 0.18s var(--ease), transform 0.18s var(--ease);
    z-index: 10;
}

/* Mostra il tooltip al hover */
.tool-icon-wrap:hover .tool-tooltip {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
}

/* Triangolino sotto il tooltip */
.tool-tooltip::after {
    content: '';
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    border: 4px solid transparent;
    border-top-color: var(--border);
}


/* ─────────────────────────────────────────────────────────────────
  12. CONTATTI
   Card cliccabili, una per ogni canale.
   ───────────────────────────────────────────────────────────────── */
.contact-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 0.9rem;
}

.contact-card {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1.2rem 1.4rem;
    border: 1px solid var(--border-light);
    border-radius: 6px;
    background: white;
    transition: border-color var(--dur), box-shadow var(--dur), transform var(--dur);
    cursor: pointer;
}

.contact-card:hover {
    border-color: #8a6f3e;
    box-shadow: 0 4px 20px rgba(138,111,62,0.12);
    transform: translateY(-2px);
}

/* Icona a sinistra */
.contact-icon {
    font-size: 1rem;
    color: #8a6f3e;
    min-width: 1.5rem;
    text-align: center;
    font-style: normal;
}

.contact-icon-img {
    /* per farle oro filter: brightness(0) saturate(100%) invert(68%) sepia(32%) saturate(487%) hue-rotate(3deg) brightness(95%) contrast(88%);*/
    /* per evitare che siano immagini enormi */
    width: 1.5rem;
    height: 1.5rem;
    object-fit: contain;
    flex-shrink: 0;
}

.contact-label {
    display: block;
    font-size: 0.62rem;
    font-weight: 600;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: #8a7a6a;
    margin-bottom: 0.18rem;
}

.contact-value {
    display: block;
    font-size: 0.85rem;
    color: var(--text-light);
    font-weight: 400;
}

/* La card "posizione" non è cliccabile, cursor normale */
.contact-location { cursor: default; transition: border-color var(--dur), box-shadow var(--dur), transform var(--dur); }
.contact-location:hover { 
   border-color: #8a6f3e;
   box-shadow: 0 4px 20px rgba(138,111,62,0.12);
   transform: translateY(-2px); }


/* ─────────────────────────────────────────────────────────────────
  13. FOOTER
   ───────────────────────────────────────────────────────────────── */
footer {
    background: var(--bg-dark);
    border-top: 1px solid var(--border);
    padding: 1.8rem 2rem;
}

.footer-inner {
    max-width: var(--inner-max);
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}

footer p {
    font-size: 0.72rem;
    color: var(--text-dim);
}


/* ─────────────────────────────────────────────────────────────────
  14. MODAL
   Si apre quando clicchi su una featured card.
   Overlay semitrasparente con sfocatura + pannello bianco centrato.
   ───────────────────────────────────────────────────────────────── */

/* Overlay (sfondo semitrasparente) — nascosto di default */
.modal {
    display: none;
    position: fixed;
    inset: 0;
    z-index: 2000;
    background: rgba(0,0,0,0.82);
    backdrop-filter: blur(8px);
    align-items: center;
    justify-content: center;
    padding: 1.5rem;
    /* Transizione di apertura gestita dalla classe .open aggiunta via JS */
}

/* La classe .open viene aggiunta da script.js per mostrare il modal */
.modal.open {
    display: flex;
    animation: fadeIn 0.25s var(--ease);
}

@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }

/* Pannello bianco/scuro del modal */
.modal-content {
    position: relative;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 10px;
    max-width: 800px;
    width: 100%;
    max-height: 88vh;
    overflow-y: auto;
    padding: 2.5rem;
    animation: slideUp 0.3s var(--ease);
}

@keyframes slideUp {
    from { transform: translateY(18px); opacity: 0; }
    to   { transform: translateY(0);    opacity: 1; }
}

/* Bottone X per chiudere */
.modal-close {
    position: absolute;
    top: 1.2rem; right: 1.2rem;
    background: var(--surface-2);
    border: 1px solid var(--border);
    color: var(--text-muted);
    width: 2rem; height: 2rem;
    border-radius: 50%;
    cursor: pointer;
    font-size: 0.75rem;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: color var(--dur), border-color var(--dur);
}
.modal-close:hover { color: var(--text-dark); border-color: var(--text-muted); }

/* ── Foto copertina in cima al modal ── */
.modal-cover {
    width: calc(100% + 5rem);   /* sfora i padding laterali per andare a bordo */
    margin: -2.5rem -2.5rem 1.5rem -2.5rem;
    aspect-ratio: 16/9;
    overflow: hidden;
    border-radius: 10px 10px 0 0;   /* arrotonda solo gli angoli in alto */
}
 
.modal-cover img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}


/* ── Header ── */
.modal-header { margin-bottom: 1.25rem; }

.modal-categories {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
}
 
.modal-category {
    display: inline-block;
    font-size: 0.6rem;
    font-weight: 600;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    border: 1px solid;
    border-radius: 2px;
    padding: 0.2rem 0.55rem;
    margin-bottom: 0.6rem;
}
 
.modal-title {
    font-family: var(--font-display);
    font-size: clamp(1.6rem, 4vw, 2.4rem);
    font-weight: 300;
    color: var(--text-dark);
    line-height: 1.15;
    margin-bottom: 0.35rem;
}
 
.modal-year { font-size: 0.8rem; color: var(--text-muted); }
 
/* ── Descrizione ── */
.modal-desc {
    font-size: 0.88rem;
    line-height: 1.85;
    color: var(--text-muted);
    margin: 1rem 0 1.25rem;
}
 
/* ── Bottone YouTube ── */
.modal-yt-btn {
    display: inline-flex;
    margin-bottom: 0.5rem;
    font-size: 0.72rem;
}
 
/* ── Linea oro di separazione tra sezioni ── */
.modal-section-divider {
    height: 1px;
    background: linear-gradient(to right, var(--gold), rgba(201,169,110,0.2), transparent);
    margin: 1.5rem 0 1.25rem;
}
 
/* ── Titolo di sezione (Galleria, Corso, Festival) ── */
.modal-section-title {
    font-size: 0.62rem;
    font-weight: 600;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--gold);
    margin-bottom: 1rem;
}
 
/* ── Righe dettaglio (Ruolo, Tipo, Software) ── */
.modal-row {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    padding: 0.55rem 0;
    border-bottom: 1px solid rgba(255,255,255,0.05);
    font-size: 0.83rem;
}
 
.modal-row-label {
    min-width: 72px;
    font-size: 0.62rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--text-muted);
}
 
.modal-row-value { color: var(--text-dark); }
 
/* Icone software dentro la riga dettaglio */
.modal-software-row {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}
 
/* ── Sezione corso universitario ── */
.modal-corso {
    font-size: 0.85rem;
    color: var(--text-muted);
    line-height: 1.7;
}
.modal-corso span {
    color: var(--gold);
    font-style: italic;
}
 
/* ── Galleria con carosello ── */
.modal-gallery { display: flex; flex-direction: column; gap: 0.75rem; }
 
/* Immagine grande con frecce */
.gallery-main {
    position: relative;
    width: 100%;
    border-radius: 6px;
    background: var(--surface-2);
}
 
.gallery-main img {
    width: 100%;
    height: auto;
    max-height: 70vh;
    object-fit: contain;
    display: block;
    margin: 0 auto;
}
 
/* Frecce carosello */
.gallery-arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(0,0,0,0.55);
    border: 1px solid rgba(255,255,255,0.15);
    color: var(--text-dark);
    width: 2.2rem;
    height: 2.2rem;
    border-radius: 50%;
    cursor: pointer;
    font-size: 1.3rem;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background var(--dur);
    z-index: 2;
}
.gallery-arrow:hover { background: rgba(0,0,0,0.8); }
.gallery-prev { left: 0.6rem; }
.gallery-next { right: 0.6rem; }
 
/* Fila miniature */
.gallery-thumbs {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}
 
.gallery-thumb {
    width: 72px;
    height: 48px;
    object-fit: cover;
    border-radius: 3px;
    cursor: pointer;
    border: 2px solid transparent;
    opacity: 0.6;
    transition: opacity var(--dur), border-color var(--dur);
}
 
.gallery-thumb.active,
.gallery-thumb:hover {
    opacity: 1;
    border-color: var(--gold);
}
 
/* ── Festival ── */
.modal-festival-list {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}
 
.modal-festival-item {
    font-size: 0.75rem;
    color: var(--text-muted);
    border: 1px solid var(--border);
    border-radius: 3px;
    padding: 0.3rem 0.75rem;
    background: var(--surface-2);
}
 
/* ── Mobile: nascondi miniature galleria ── */
@media (max-width: 600px) {
    .gallery-thumbs { display: none; }
    .modal-content { padding: 1.5rem; }
}
 
.modal-row-value { color: var(--text-dark); }

/* ─────────────────────────────────────────────────────────────────
  PLACEHOLDER IMMAGINI
  Sfondi colorati da mostrare finché non carichi le foto vere.
   ───────────────────────────────────────────────────────────────── */
.placeholder-img {
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
}

.placeholder-text {
    font-size: 0.67rem;
    color: rgba(255,255,255,0.18);
    line-height: 1.6;
    padding: 1rem;
    pointer-events: none;
}

/* Gradiente di sfondo diverso per ogni categoria */
.placeholder-cinema { background: linear-gradient(135deg, #1a0f0e, #2d1513); }
.placeholder-3d     { background: linear-gradient(135deg, #0f0f1a, #1a1529); }
.placeholder-ux     { background: linear-gradient(135deg, #0a1a1b, #0e2324); }
.placeholder-vr     { background: linear-gradient(135deg, #0a1a10, #0d2217); }
.placeholder-social { background: linear-gradient(135deg, #1a130a, #261c0d); }


/* ─────────────────────────────────────────────────────────────────
  SCROLLBAR personalizzata
   ───────────────────────────────────────────────────────────────── */
::-webkit-scrollbar { width: 5px; }
::-webkit-scrollbar-track { background: var(--bg-dark); }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--text-dim); }


/* ─────────────────────────────────────────────────────────────────
  ACCESSIBILITÀ: riduzione movimento
  Chi ha impostato "riduci animazioni" nel sistema operativo
  non vedrà transizioni fastidiose.
   ───────────────────────────────────────────────────────────────── */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        transition-duration: 0.01ms !important;
        animation-duration:  0.01ms !important;
    }
    html { scroll-behavior: auto; }
}

/* ── CERTIFICAZIONI ── */
.cert-section { margin-top: 0.5rem; }

.cert-list {
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
    margin-top: 0.5rem;
}

.cert-card {
    display: flex;
    align-items: center;
    gap: 0.9rem;
    padding: 0.8rem 1rem;
    border: 1px solid var(--border-light);
    border-radius: 6px;
    background: white;
    text-decoration: none;
    transition: border-color var(--dur), box-shadow var(--dur), transform var(--dur);
}

.cert-icon { font-size: 1.1rem; }

.cert-info {
    display: flex;
    flex-direction: column;
    gap: 0.15rem;
    flex: 1;
}

.cert-name {
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text-light);
}

.cert-ente {
    font-size: 0.72rem;
    color: #8a7a6a;
}

/* ── PROGETTI CORRELATI nel modal ── */
.modal-correlati {
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
    margin-top: 0.25rem;
}

.modal-correlato-btn {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    background: transparent;
    border: none;
    border-bottom: 1px solid var(--border);
    padding: 0.65rem 0;
    font-family: var(--font-body);
    font-size: 0.88rem;
    color: var(--text-dark);
    cursor: pointer;
    text-align: left;
    transition: color var(--dur);
}

.modal-correlato-btn:hover {
    color: var(--gold);
}

.correlato-arrow {
    font-size: 0.85rem;
    color: var(--text-muted);
    transition: color var(--dur), transform var(--dur);
}

.modal-correlato-btn:hover .correlato-arrow {
    color: var(--gold);
    transform: translateX(4px);
}

/* ─────────────────────────────────────────────────────────────────
  15. RESPONSIVE
  Tablet (< 900px) e mobile (< 600px).
   ───────────────────────────────────────────────────────────────── */
@media (max-width: 900px) {
    /* Hero: su tablet/mobile la griglia diventa una sola colonna
       La foto (.hero-photo) viene dopo il testo (.hero-text) automaticamente */
    .hero-content {
        grid-template-columns: 1fr;
        align-items: start;
    }
    .hero-photo {
        max-width: 200px;
        max-height: 260px;
        margin-top: 2rem;
    }
 
    /* Chi sono: su mobile una sola colonna, divisore nascosto */
    .about-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    .about-divider { display: none; }   /* nasconde la linea verticale su mobile */
    /* Ordine su mobile: bio+lingue (about-left) prima, poi formazione (about-right) */
    .about-left  { order: 1; }
    .about-right { order: 2; }
    .about-section { min-height: auto; padding-top: 4rem; }

   /* Questo crea una linea oro sopra la colonna formazione (che su mobile viene dopo le lingue) senza toccare nulla nel desktop*/
   .about-right::before {
    content: '';
    display: block;
    height: 1px;
    background: linear-gradient(to right, #c9a96e, rgba(201,169,110,0.3), transparent);
    margin-bottom: 2rem;
}
 
    .proj-grid { grid-template-columns: 1fr; }
.modal-cover { width: calc(100% + 3.5rem); margin: -1.75rem -1.75rem 1.25rem -1.75rem; }
 
    /* Categorie: 2 colonne */
    .categories-grid { grid-template-columns: 1fr 1fr; }
 
    /* Strumenti: 1 colonna su tablet */
    .tools-grid-2col { grid-template-columns: 1fr; gap: 0; }
    .tools-col { gap: 2rem; margin-bottom: 2rem; }
 
    /* Modal: tutta la larghezza */
    .modal-content { padding: 1.75rem; }
}
 
@media (max-width: 600px) {
    :root { --section-pad: 3.5rem; }
 
    #navbar { padding: 1rem; }
    .nav-links { gap: 0.7rem; }
   .nav-links > li > a {
    font-size: 0.62rem;
    letter-spacing: 0.06em;
}
 
    /* Nome ancora più piccolo su mobile */
    .hero-name { font-size: clamp(2.6rem, 13vw, 4rem); }
 
    /* Categorie: 1 colonna */
    .categories-grid { grid-template-columns: 1fr; }
 
    /* Contatti: 1 colonna */
    .contact-grid { grid-template-columns: 1fr; }
 
    .modal-content { padding: 1.25rem; }
}