/* ═══════════════════════════════════════════════════════
   CSS VARIABLES & THEMES
═══════════════════════════════════════════════════════ */
:root {
    --bg-color: #1a1918;
    --bg-secondary: #222120;
    --text-color: #f0ede8;
    --text-muted: #8a8680;
    --accent-color: #3a3836;
    --border-color: #2e2c2a;
    --highlight-color: #6b6760;
    --shadow-1: rgba(0,0,0,0.3) 0px 8px 24px;
    --status-green: #4ade80;
}

html.theme-light {
    --bg-color: #fafaf8;
    --bg-secondary: #f2f1ee;
    --text-color: #111110;
    --text-muted: #6b6760;
    --accent-color: #e0ded8;
    --border-color: #dddbd4;
    --highlight-color: #444240;
    --shadow-1: rgba(0,0,0,0.08) 0px 8px 24px;
    --status-green: #16a34a;
}

/* ═══════════════════════════════════════════════════════
   RESET & BASE
═══════════════════════════════════════════════════════ */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }

::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg-color); }
::-webkit-scrollbar-thumb { background: var(--accent-color); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--text-muted); }

body {
    background: var(--bg-color);
    color: var(--text-color);
    font-family: 'Space Grotesk', sans-serif;
    line-height: 1.6;
    overflow-x: hidden;
    transition: background-color 0.4s ease, color 0.4s ease;
}

/* ═══════════════════════════════════════════════════════
   MATRIX EFFECT (preserved from original)
═══════════════════════════════════════════════════════ */
#matrix-canvas {
    position: fixed; top: 0; left: 0; width: 100%; height: 100%;
    z-index: 9999; pointer-events: none; opacity: 0; transition: opacity 0.5s ease;
    background: transparent;
}
body.collapsed .custom-cursor { display: none !important; }
body.restoring-phase .custom-cursor { display: none !important; }
#content-wrapper { transition: opacity 0.5s ease; }
body.collapsed #content-wrapper { pointer-events: none; }
body.collapsed #matrix-canvas { opacity: 1; pointer-events: auto; }
.matrix-char { display: inline-block; }
.matrix-char.hidden { opacity: 0 !important; }
.matrix-char.loose {
    transform-origin: top left;
    animation: looseScrew 1.2s ease-in-out forwards;
}
@keyframes looseScrew {
    0% { transform: rotate(0deg); }
    15% { transform: rotate(15deg); }
    30% { transform: rotate(10deg); }
    50% { transform: rotate(30deg); }
    75% { transform: rotate(25deg) translateY(4px); }
    100% { transform: rotate(45deg) translateY(8px); }
}
.matrix-char.restoring {
    animation: recompose 2.5s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}
@keyframes recompose {
    0% { opacity: 0; transform: translateY(40px) scale(0.8); text-shadow: 0 0 20px #0f0; color: #0f0; }
    40% { opacity: 1; transform: translateY(-5px) scale(1.05); text-shadow: 0 0 15px #0f0; color: #0f0; }
    100% { opacity: 1; transform: translateY(0) scale(1); text-shadow: none; color: inherit; }
}

/* ═══════════════════════════════════════════════════════
   ANIMATIONS
═══════════════════════════════════════════════════════ */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(16px); }
    to { opacity: 1; transform: translateY(0); }
}
@keyframes blink-caret {
    from, to { border-color: transparent; }
    50% { border-color: var(--text-color); }
}
@keyframes pulse-dot {
    0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(74, 222, 128, 0.7); }
    70% { transform: scale(1); box-shadow: 0 0 0 5px rgba(74, 222, 128, 0); }
    100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(74, 222, 128, 0); }
}
@keyframes pulse-live {
    0% { box-shadow: 0 0 0 0 rgba(74, 222, 128, 0.4); }
    70% { box-shadow: 0 0 0 5px rgba(74, 222, 128, 0); }
    100% { box-shadow: 0 0 0 0 rgba(74, 222, 128, 0); }
}

/* ═══════════════════════════════════════════════════════
   LAYOUT
═══════════════════════════════════════════════════════ */
.container { max-width: 1160px; margin: 0 auto; padding: 0 2rem; }

/* ═══════════════════════════════════════════════════════
   SCROLL PROGRESS
═══════════════════════════════════════════════════════ */
.scroll-progress {
    position: fixed; top: 0; left: 0; height: 2px;
    background: var(--text-color); width: 0%;
    z-index: 10000; transition: width 0.1s ease-out;
}

/* ═══════════════════════════════════════════════════════
   CUSTOM CURSOR
═══════════════════════════════════════════════════════ */
@media (pointer: fine) {
    body, a, button, .cursor-hover { cursor: none !important; }
    .custom-cursor {
        position: fixed; top: 0; left: 0; width: 14px; height: 14px;
        border-radius: 50%; background-color: #fff;
        mix-blend-mode: difference; pointer-events: none; z-index: 99999;
        transform: translate(-50%, -50%);
        transition: width 0.2s ease, height 0.2s ease;
    }
    .custom-cursor.hover { width: 44px; height: 44px; }
}
@media (pointer: coarse) { .custom-cursor { display: none; } }

/* ═══════════════════════════════════════════════════════
   THEME SWITCH
═══════════════════════════════════════════════════════ */
.theme-switch-container {
    position: fixed; top: 1.75rem; right: 1.75rem; z-index: 1000;
    transition: opacity 0.3s ease;
}
.switch {
    --switch-width: 68px; --switch-height: 38px;
    display: inline-flex; align-items: center;
    width: var(--switch-width); height: var(--switch-height);
    background: var(--accent-color); border-radius: 9999px; padding: 5px; cursor: pointer;
}
.switch input { display: none; }
.switch-thumb {
    position: relative; display: flex; justify-content: center; align-items: center;
    width: calc(var(--switch-height) - 10px); height: calc(var(--switch-height) - 10px);
    background: var(--bg-color); color: var(--text-color);
    border-radius: 9999px; box-shadow: var(--shadow-1);
    transition: transform 300ms ease; transform: translateX(100%);
}
.switch-icon--light, .switch-icon--dark {
    position: absolute; top: 50%; left: 50%;
    transform: translate3d(-50%, -50%, 0); opacity: 0; transition: opacity 300ms ease;
}
html.theme-light .switch-icon--light,
html.theme-dark .switch-icon--dark { opacity: 1; }
html.theme-light .switch-thumb { transform: translateX(0%); }

/* ═══════════════════════════════════════════════════════
   BACK TO TOP
═══════════════════════════════════════════════════════ */
.back-to-top {
    position: fixed; bottom: 1.75rem; right: 1.75rem;
    width: 2.75rem; height: 2.75rem; border-radius: 50%;
    background: var(--text-color); color: var(--bg-color);
    display: flex; align-items: center; justify-content: center;
    opacity: 0; visibility: hidden; transform: translateY(12px);
    transition: all 0.3s ease; font-size: 1.1rem; z-index: 999; border: none;
}
.back-to-top.visible { opacity: 1; visibility: visible; transform: translateY(0); }
.back-to-top:hover { transform: translateY(-2px); }

/* ═══════════════════════════════════════════════════════
   SITE LOGO — fixed top left
═══════════════════════════════════════════════════════ */
.site-logo {
    position: fixed; top: 1.6rem; left: 1.75rem;
    z-index: 1000; display: flex; align-items: center;
    text-decoration: none;
    transition: opacity 0.25s ease, transform 0.25s ease;
}
.site-logo img {
    height: 28px; width: auto; display: block;
    /* invert for light theme — handled below */
    transition: filter 0.3s ease, opacity 0.25s ease;
}
html.theme-light .site-logo img { filter: invert(1); }
.site-logo:hover { transform: translateY(-1px); opacity: 0.75; }
.site-logo.hide { opacity: 0; pointer-events: none; }
@media (max-width: 1024px) { .site-logo { display: none; } }

/* ═══════════════════════════════════════════════════════
   HOME ICON (subpages)
═══════════════════════════════════════════════════════ */
.home-icon {
    position: fixed; top: 1.75rem; left: 1.75rem;
    background: none; border: 1px solid var(--border-color);
    color: var(--text-color); padding: 0.5rem; cursor: pointer;
    z-index: 1000; transition: all 0.3s ease; border-radius: 6px;
}
.home-icon:hover { border-color: var(--text-color); transform: translateY(-1px); }
.home-icon.hide { opacity: 0; pointer-events: none; }

/* ═══════════════════════════════════════════════════════
   HERO
═══════════════════════════════════════════════════════ */
.hero {
    min-height: 100vh; display: flex; align-items: center;
    border-bottom: 1px solid var(--border-color);
    padding: 6rem 0 5rem;
}
.hero-content {
    display: grid; grid-template-columns: 1fr;
    max-width: 720px; width: 100%;
}

.intro-label {
    font-size: 0.75rem; font-weight: 500;
    letter-spacing: 0.08em; text-transform: uppercase;
    color: var(--text-muted); margin-bottom: 1.5rem;
    opacity: 0; animation: fadeIn 0.6s ease forwards;
}

#main-title {
    font-size: clamp(3rem, 6vw, 5rem);
    font-weight: 700; line-height: 1.0;
    margin-bottom: 1.5rem;
    border-right: 3px solid var(--text-color);
    display: inline-block; padding-right: 6px;
    animation: blink-caret 0.75s step-end infinite;
}

.bio-main {
    font-size: 1.1rem; line-height: 1.7; color: var(--text-muted);
    max-width: 540px; margin-bottom: 2rem;
    opacity: 0; animation: fadeIn 0.8s ease forwards; animation-delay: 0.4s;
}

.bio-highlights-container {
    display: flex; flex-direction: column; gap: 0;
    margin-bottom: 2.5rem;
    border: 1px solid var(--border-color);
    border-radius: 8px; overflow: hidden;
}

/* bio-highlight-item ora è un <a> — reset stili link */
a.bio-highlight-item {
    text-decoration: none; color: inherit;
}
a.bio-highlight-item:hover { background: var(--bg-secondary); }

/* ISIS R. D'Aronco link dentro il bio-highlight */
a.daronco-link {
    color: var(--text-muted);
    text-decoration: none;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 1px;
    transition: color 0.2s ease, border-color 0.2s ease;
}
a.bio-highlight-item:hover .daronco-link { border-color: var(--text-muted); }

.bio-highlight-item {
    display: grid; grid-template-columns: 220px 1fr;
    align-items: center; gap: 1rem;
    padding: 0.85rem 1.25rem;
    border-bottom: 1px solid var(--border-color);
    opacity: 0; animation: fadeIn 0.7s ease forwards;
    transition: background-color 0.2s ease;
}
.bio-highlight-item:last-child { border-bottom: none; }
.bio-highlight-item:hover { background: var(--bg-secondary); }
.bio-highlight-item strong { font-size: 0.9rem; font-weight: 600; }
.bio-highlight-item span { font-size: 0.875rem; color: var(--text-muted); }

.hero-actions {
    display: flex; align-items: center; gap: 2rem;
    opacity: 0; animation: fadeIn 0.7s ease forwards; animation-delay: 0.9s;
}

.cv-button {
    display: inline-block; padding: 0.65rem 1.5rem;
    border: 1px solid var(--text-color); color: var(--text-color);
    text-decoration: none; border-radius: 5px; font-size: 0.9rem; font-weight: 500;
    transition: all 0.25s ease;
}
.cv-button:hover { background: var(--text-color); color: var(--bg-color); }

.workflow-btn {
    background: none; border: none; color: var(--text-muted);
    padding: 0; font-size: 0.9rem; font-family: inherit;
    display: flex; flex-direction: column; gap: 0.4rem;
    transition: color 0.25s ease;
}
.workflow-btn:hover { color: var(--text-color); }
.btn-line {
    width: 40px; height: 1px; background: currentColor;
    transition: width 0.3s ease;
}
.workflow-btn:hover .btn-line { width: 100%; }

/* ═══════════════════════════════════════════════════════
   SECTION COMMONS
═══════════════════════════════════════════════════════ */
.section-header { margin-bottom: 3rem; }
.section-header h2 { font-size: 2rem; font-weight: 700; margin-bottom: 0.5rem; }
.section-sub { font-size: 0.95rem; color: var(--text-muted); }

/* ═══════════════════════════════════════════════════════
   PROJECTS
═══════════════════════════════════════════════════════ */
.projects {
    padding: 7rem 0;
    border-bottom: 1px solid var(--border-color);
    opacity: 0; transform: translateY(40px);
    transition: opacity 0.7s ease, transform 0.7s ease;
}
.projects.active { opacity: 1; transform: translateY(0); }
#projects-section { scroll-margin-top: 2rem; }

.projects-grid {
    display: grid; grid-template-columns: repeat(2, 1fr);
    gap: 1px; background: var(--border-color);
    border: 1px solid var(--border-color);
}

/* project-card ora è un <a> — reset stili link */
a.project-card {
    text-decoration: none; color: inherit;
}

.project-card {
    padding: 1.75rem 2rem;
    background: var(--bg-color);
    transition: background 0.25s ease;
    display: flex; flex-direction: column; gap: 0.75rem;
}
.project-card:hover { background: var(--bg-secondary); }

.card-top {
    display: flex; justify-content: space-between;
    align-items: flex-start; gap: 1rem;
}
.project-card h3 { font-size: 1.15rem; font-weight: 600; }
.project-card p { font-size: 0.9rem; color: var(--text-muted); line-height: 1.6; flex: 1; }

.tech-tags { display: flex; flex-wrap: wrap; gap: 0.3rem; flex-shrink: 0; }
.tech-tags span {
    font-size: 0.7rem; padding: 0.15rem 0.5rem;
    border: 1px solid var(--border-color); border-radius: 20px;
    text-transform: uppercase; letter-spacing: 0.04em;
    color: var(--text-muted);
}

/* Tools grid — only 2 cards, different look */
.tools-grid { background: none; border: none; gap: 1.5rem; }
.tool-card {
    border: 1px solid var(--border-color) !important;
    border-radius: 8px;
    background: var(--bg-color) !important;
}
.tool-card:hover { background: var(--bg-secondary) !important; border-color: var(--text-muted) !important; }

/* ═══════════════════════════════════════════════════════
   SIDE NAV DOTS — dock effect
═══════════════════════════════════════════════════════ */
.side-nav {
    position: fixed; left: 1.25rem; top: 50%; transform: translateY(-50%);
    display: flex; flex-direction: column; align-items: center;
    z-index: 900;
}
.side-nav-dot {
    position: relative; display: flex; align-items: center; justify-content: center;
    text-decoration: none;
    /* Large padding = large click area, dot stays visually small */
    padding: 0.55rem 0.65rem;
    transition: transform 0.25s cubic-bezier(0.34, 1.56, 0.64, 1);
}
.side-nav-dot span {
    display: block; width: 7px; height: 7px; border-radius: 50%;
    background: var(--text-muted); opacity: 0.35;
    transition: width  0.25s cubic-bezier(0.34, 1.56, 0.64, 1),
                height 0.25s cubic-bezier(0.34, 1.56, 0.64, 1),
                opacity 0.2s ease, background 0.2s ease;
    flex-shrink: 0;
    pointer-events: none;
}
.side-nav-dot.active span      { opacity: 0.85; background: var(--text-color); }
.side-nav-dot:hover span       { width: 13px; height: 13px; opacity: 1; background: var(--text-color); }
.side-nav-dot:hover            { transform: translateX(5px); }
.side-nav-dot.near span        { width: 10px; height: 10px; opacity: 0.65; background: var(--text-color); }
.side-nav-dot.near             { transform: translateX(3px); }
.side-nav-dot.far span         { width: 8px;  height: 8px;  opacity: 0.45; }
.side-nav-dot.far              { transform: translateX(1px); }

/* Tooltip */
.side-nav-dot::after {
    content: attr(data-label);
    position: absolute; left: calc(100% + 6px);
    white-space: nowrap; font-size: 0.72rem; font-weight: 500;
    color: var(--text-color); background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    padding: 0.25rem 0.65rem; border-radius: 4px;
    opacity: 0; pointer-events: none;
    transform: translateX(-6px);
    transition: opacity 0.18s ease, transform 0.18s ease;
}
.side-nav-dot:hover::after { opacity: 1; transform: translateX(0); }

/* Home dot — shows house icon instead of circle */
.side-nav-home span { display: none; }
.side-nav-home {
    color: var(--text-muted);
    margin-bottom: 0.3rem;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 0.85rem;
    margin-bottom: 0.25rem;
}
.side-nav-home::before {
    content: '';
    display: block;
    width: 11px; height: 11px;
    background-color: var(--text-muted);
    opacity: 0.4;
    -webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 14 14'%3E%3Cpath d='M1 6L7 1L13 6V13H9.5V9.5H4.5V13H1V6Z' stroke='black' stroke-width='1.3' stroke-linejoin='round' fill='none'/%3E%3C/svg%3E") center/contain no-repeat;
    mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 14 14'%3E%3Cpath d='M1 6L7 1L13 6V13H9.5V9.5H4.5V13H1V6Z' stroke='black' stroke-width='1.3' stroke-linejoin='round' fill='none'/%3E%3C/svg%3E") center/contain no-repeat;
    transition: opacity 0.2s ease, width 0.25s cubic-bezier(0.34,1.56,0.64,1), height 0.25s cubic-bezier(0.34,1.56,0.64,1);
}
.side-nav-home:hover::before { opacity: 1; width: 14px; height: 14px; }
.side-nav-home.active::before { opacity: 1; }
.side-nav-home:hover { transform: translateX(5px); }
.side-nav-home::after { left: calc(100% + 6px); }

@media (max-width: 1024px) { .side-nav { display: none; } }

/* ═══════════════════════════════════════════════════════
   MOBILE BOTTOM NAV
═══════════════════════════════════════════════════════ */
.mobile-nav {
    display: none;
}
@media (max-width: 1024px) {
    .mobile-nav {
        display: flex; align-items: center; justify-content: center; gap: 0.15rem;
        position: fixed; bottom: 1.25rem; left: 50%; transform: translateX(-50%);
        background: var(--bg-secondary);
        border: 1px solid var(--border-color);
        border-radius: 999px;
        padding: 0.35rem 0.5rem;
        z-index: 1000;
        box-shadow: 0 4px 20px rgba(0,0,0,0.18);
        transition: opacity 0.3s ease, transform 0.3s ease;
        /* starts visible */
    }
    .mobile-nav.hide {
        opacity: 0;
        pointer-events: none;
        transform: translateX(-50%) translateY(12px);
    }
    .mobile-nav-item {
        text-decoration: none;
        font-size: 0.7rem; font-weight: 500; letter-spacing: 0.02em;
        color: var(--text-muted);
        padding: 0.3rem 0.65rem;
        border-radius: 999px;
        transition: color 0.2s ease, background 0.2s ease;
        white-space: nowrap;
    }
    .mobile-nav-item:hover  { color: var(--text-color); }
    .mobile-nav-item.active {
        color: var(--bg-color);
        background: var(--text-color);
    }
    .mobile-nav-item, .mobile-nav-home {
        -webkit-tap-highlight-color: transparent;
        outline: none;
    }
    .mobile-nav-item:focus, .mobile-nav-home:focus { outline: none; }
    .mobile-nav-home {
        display: flex; align-items: center; justify-content: center;
        padding: 0.3rem 0.6rem;
        border-right: 1px solid var(--border-color);
        margin-right: 0.15rem;
        color: var(--text-muted);
    }
    .mobile-nav-home:hover { color: var(--text-color); background: none !important; }
    .mobile-nav-home.active { color: var(--text-color); background: none !important; }
    .mobile-nav-home.active svg { opacity: 1; }
    .mobile-nav-logo {
        height: 16px; width: auto; display: block;
        opacity: 0.5;
        transition: opacity 0.2s ease, filter 0.3s ease;
    }
    html.theme-light .mobile-nav-logo { filter: invert(1); }
    .mobile-nav-home:hover .mobile-nav-logo,
    .mobile-nav-home.active .mobile-nav-logo { opacity: 1; }
    .mobile-nav-home svg { display: block; }
}

/* ═══════════════════════════════════════════════════════
   EVENTS — JEUD CAROUSEL
═══════════════════════════════════════════════════════ */
.events-section { border-bottom: 1px solid var(--border-color); }

.section-link {
    color: var(--text-muted); text-decoration: none; font-size: 0.875rem;
    border-bottom: 1px solid transparent;
    transition: color 0.2s, border-color 0.2s;
}
.section-link:hover { color: var(--text-color); border-color: var(--text-color); }

/* Header row with controls */
.events-header {
    display: flex; align-items: flex-end; justify-content: space-between;
    flex-wrap: wrap; gap: 1rem;
}
.carousel-controls {
    display: flex; align-items: center; gap: 0.75rem;
    flex-shrink: 0; padding-bottom: 0.15rem;
}
.carousel-btn {
    width: 34px; height: 34px; border-radius: 50%;
    border: 1px solid var(--border-color); background: none;
    color: var(--text-muted); display: flex; align-items: center; justify-content: center;
    transition: border-color 0.2s, color 0.2s, background 0.2s;
}
.carousel-btn:hover { border-color: var(--text-color); color: var(--text-color); background: var(--bg-secondary); }
.carousel-btn:disabled { opacity: 0.25; pointer-events: none; }
.carousel-counter { font-size: 0.8rem; color: var(--text-muted); min-width: 32px; text-align: center; }

/* Carousel track */
.events-carousel {
    display: flex; gap: 1.5rem;
    overflow-x: auto; scroll-snap-type: x mandatory;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none; /* Firefox */
    scroll-behavior: smooth;
    padding-bottom: 0.5rem;
}
.events-carousel::-webkit-scrollbar { display: none; }

.event-card {
    flex: 0 0 100%; scroll-snap-align: start;
    border: 1px solid var(--border-color); border-radius: 10px; overflow: hidden;
    transition: border-color 0.25s ease;
    margin-bottom: 0;
}
.event-card:hover { border-color: var(--text-muted); }

.event-cover {
    width: 100%; aspect-ratio: 16/6; overflow: hidden;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
}
.event-cover img { width: 100%; height: 100%; object-fit: cover; display: block; }
.event-cover-placeholder {
    width: 100%; height: 100%; display: flex; flex-direction: column;
    align-items: center; justify-content: center; gap: 0.25rem;
    color: var(--text-muted); font-size: 0.85rem;
}
.event-cover-placeholder img { width: 100%; height: 100%; object-fit: cover; display: block; }

.event-body { padding: 1.75rem 2rem; }

.event-meta {
    display: flex; align-items: center; gap: 0.5rem;
    margin-bottom: 0.9rem; flex-wrap: wrap;
}
.event-tag {
    font-size: 0.7rem; font-weight: 600; padding: 0.2rem 0.55rem;
    border: 1px solid var(--border-color); border-radius: 20px;
    text-transform: uppercase; letter-spacing: 0.05em; color: var(--text-muted);
}
.event-date { font-size: 0.8rem; color: var(--text-muted); margin-left: auto; }

.event-card h3 { font-size: 1.3rem; font-weight: 600; margin-bottom: 0.7rem; }
.event-card p {
    font-size: 0.9rem; color: var(--text-muted); line-height: 1.7;
    max-width: 680px; margin-bottom: 1.5rem;
}

/* Gallery — 4 cols default, flyer slot taller */
.event-gallery {
    display: grid; grid-template-columns: repeat(4, 1fr); gap: 0.5rem;
}
.event-photo-slot { aspect-ratio: 4/3; overflow: hidden; border-radius: 4px; }
.event-photo-slot img {
    width: 100%; height: 100%; object-fit: cover; display: block;
    transition: transform 0.35s ease;
}
.event-photo-slot:hover img { transform: scale(1.04); }

/* Flyer slot: portrait ratio, spans 1 col but taller */
.event-photo-slot--flyer {
    aspect-ratio: 2/3; grid-row: span 2;
}

.event-future {
    font-size: 0.875rem; color: var(--text-muted);
    padding: 1.25rem 0 0; display: flex; gap: 0.4rem;
}
.event-future-note { opacity: 0.6; }


/* ═══════════════════════════════════════════════════════
   WORKFLOW — single column variant
═══════════════════════════════════════════════════════ */
.workflow-section {
    padding: 7rem 0;
    border-bottom: 1px solid var(--border-color);
    opacity: 0; transform: translateY(40px);
    transition: opacity 0.7s ease, transform 0.7s ease;
}
.workflow-section.active { opacity: 1; transform: translateY(0); }
#workflow-section { scroll-margin-top: 2rem; }

.workflow-grid {
    display: grid; grid-template-columns: repeat(2, 1fr);
    gap: 1px; background: var(--border-color);
    border: 1px solid var(--border-color);
}

.workflow-block {
    padding: 2rem; background: var(--bg-color);
    display: flex; flex-direction: column; gap: 0.75rem;
    transition: background 0.25s ease;
}
.workflow-block:hover { background: var(--bg-secondary); }

.workflow-block-label {
    font-size: 0.72rem; font-weight: 600;
    text-transform: uppercase; letter-spacing: 0.08em;
    color: var(--text-muted);
}
.workflow-block-title { font-size: 1.1rem; font-weight: 600; }
.workflow-block-desc {
    font-size: 0.875rem; color: var(--text-muted);
    line-height: 1.7; flex: 1;
}

.homelab-photo img {
    width: 100%; height: 100%; object-fit: cover; display: block;
    transition: transform 0.4s ease;
    object-position: 30% 70%;
}

.workflow-tags { display: flex; flex-wrap: wrap; gap: 0.3rem; margin-top: 0.25rem; }
.workflow-tags span {
    font-size: 0.7rem; padding: 0.15rem 0.5rem;
    border: 1px solid var(--border-color); border-radius: 20px;
    text-transform: uppercase; letter-spacing: 0.04em; color: var(--text-muted);
}

.workflow-grid--single { grid-template-columns: 1fr; }
.workflow-grid--single .workflow-block { max-width: 720px; }
.tools-section { border-bottom: 1px solid var(--border-color); }


/* ═══════════════════════════════════════════════════════
   CONTACT
═══════════════════════════════════════════════════════ */
.contact {
    padding: 7rem 0 4rem;
    opacity: 0; transform: translateY(40px);
    transition: opacity 0.7s ease, transform 0.7s ease;
}
.contact.active { opacity: 1; transform: translateY(0); }

.contact-inner {
    display: flex; justify-content: space-between; align-items: flex-end;
    padding-bottom: 4rem; border-bottom: 1px solid var(--border-color);
    gap: 2rem; flex-wrap: wrap;
}
.contact-text h2 { font-size: 2rem; font-weight: 700; margin-bottom: 0.5rem; }
.contact-text p { font-size: 0.95rem; color: var(--text-muted); max-width: 440px; }

.contact-links {
    display: flex; align-items: center; gap: 2rem;
    flex-shrink: 0;
}
.contact-links a {
    padding: 0.4rem 0; text-decoration: none; color: var(--text-muted);
    border-bottom: 1px solid transparent; font-size: 0.95rem;
    transition: all 0.25s ease;
}
.contact-links a:hover { color: var(--text-color); border-color: var(--text-color); }

.email-container { position: relative; display: inline-flex; align-items: center; }
.email-btn {
    background: none; border: none; font-size: 0.95rem; color: var(--text-muted);
    border-bottom: 1px solid transparent; padding: 0.4rem 0;
    font-family: inherit; transition: all 0.25s ease;
}
.email-btn:hover { color: var(--text-color); border-color: var(--text-color); }

.email-tooltip {
    position: absolute; bottom: calc(100% + 8px); left: 50%;
    transform: translateX(-50%);
    background: var(--text-color); color: var(--bg-color);
    padding: 0.35rem 0.75rem; border-radius: 4px; font-size: 0.8rem; font-weight: 600;
    white-space: nowrap; opacity: 0; visibility: hidden;
    transition: all 0.25s ease; pointer-events: none;
}
.email-tooltip::after {
    content: ''; position: absolute; top: 100%; left: 50%; margin-left: -4px;
    border-width: 4px; border-style: solid;
    border-color: var(--text-color) transparent transparent transparent;
}
.email-container:hover .email-tooltip { opacity: 1; visibility: visible; }
.email-tooltip.copied { background: #16a34a; color: #fff; }
.email-tooltip.copied::after { border-top-color: #16a34a; }

.footer-bar {
    display: flex; justify-content: space-between; align-items: center;
    padding-top: 2rem; font-size: 0.8rem; color: var(--text-muted);
}
.server-status { display: flex; align-items: center; gap: 0.5rem; }
.status-dot {
    width: 7px; height: 7px; background: var(--status-green);
    border-radius: 50%; animation: pulse-dot 2s infinite;
}

/* ═══════════════════════════════════════════════════════
   SLEEP PAGE
═══════════════════════════════════════════════════════ */
.sleep-hero {
    min-height: 100vh; display: flex; align-items: center;
    justify-content: center; flex-direction: column;
    text-align: center; padding: 6rem 0 4rem;
}
.sleep-hero h1 {
    font-size: clamp(2rem, 5vw, 3.5rem); font-weight: 700;
    margin-bottom: 1rem;
    opacity: 0; animation: fadeIn 0.7s ease forwards;
}
.sleep-subtitle {
    font-size: 1rem; max-width: 560px; margin: 0 auto 3.5rem;
    color: var(--text-muted); line-height: 1.7;
    opacity: 0; animation: fadeIn 0.7s ease 0.2s forwards;
}

.calculator-grid {
    display: grid; grid-template-columns: 1fr 1fr;
    gap: 1.25rem; width: 100%; max-width: 820px;
}

.calculator-card {
    padding: 1.75rem; border: 1px solid var(--border-color);
    border-radius: 10px; display: flex; flex-direction: column;
    background: var(--bg-secondary);
    opacity: 0; animation: fadeIn 0.7s ease forwards;
    transition: border-color 0.3s ease;
}
.calculator-card:hover { border-color: var(--text-muted); }
.card-content { flex-grow: 1; text-align: left; }
.card-content h2 { margin-bottom: 0.75rem; font-size: 1.2rem; font-weight: 600; }
.card-content p { margin-bottom: 1rem; font-size: 0.9rem; color: var(--text-muted); }

.calc-button {
    width: 100%; padding: 0.9rem 1rem; margin-top: 1rem;
    background: var(--text-color); color: var(--bg-color);
    border: none; cursor: pointer; font-size: 0.9rem; font-weight: 600;
    transition: opacity 0.2s ease; border-radius: 6px; font-family: inherit;
}
.calc-button:hover { opacity: 0.85; }

.time-input {
    width: 100%; padding: 0.9rem 1rem;
    background: var(--bg-color); border: 1px solid var(--border-color);
    color: var(--text-color); font-size: 0.95rem; border-radius: 6px;
    text-align: center; font-family: inherit;
    transition: border-color 0.25s ease;
}
.time-input:focus { outline: none; border-color: var(--text-muted); }

.results {
    text-align: left; overflow: hidden;
    max-height: 0; opacity: 0;
    transition: max-height 0.5s ease, opacity 0.4s ease 0.1s, margin-top 0.5s ease;
}
.results.visible { margin-top: 1.25rem; max-height: 280px; opacity: 1; }
.results p { margin-bottom: 0.6rem; font-size: 0.9rem; color: var(--text-muted); }
.results span {
    display: inline-block; margin: 0.2rem 0.3rem;
    padding: 0.3rem 0.65rem; background: var(--bg-color);
    border: 1px solid var(--border-color); border-radius: 5px;
    font-size: 0.95rem; font-weight: 600;
}
.results span.recommended {
    background: var(--text-color); color: var(--bg-color);
    border-color: var(--text-color);
}

/* ═══════════════════════════════════════════════════════
   HOMELAB — 2-col layout with photo
═══════════════════════════════════════════════════════ */
.homelab-block {
    display: grid; grid-template-columns: 1fr 340px;
    align-items: stretch;
    border: 1px solid var(--border-color);
    border-radius: 10px; overflow: hidden;
}
.homelab-text {
    padding: 2rem;
    display: flex; flex-direction: column; gap: 0.75rem;
}
.homelab-photo {
    border-left: 1px solid var(--border-color);
    overflow: hidden;
}
.homelab-photo img {
    width: 100%; height: 100%; object-fit: cover; display: block;
    transition: transform 0.4s ease;
}
.homelab-block:hover .homelab-photo img { transform: scale(1.02); }

/* ═══════════════════════════════════════════════════════
   STUDENT WORKS — expand/collapse groups
═══════════════════════════════════════════════════════ */
.student-works { border-bottom: 1px solid var(--border-color); }

.work-group {
    border: 1px solid var(--border-color);
    border-radius: 8px; overflow: hidden; margin-bottom: 0.75rem;
}
.work-group:last-child { margin-bottom: 0; }

.work-group-header {
    width: 100%; display: flex; align-items: center; gap: 1.5rem;
    padding: 1rem 1.25rem; background: none; border: none;
    color: var(--text-color); font-family: inherit; text-align: left;
    transition: background 0.2s ease;
}
.work-group-header:hover { background: var(--bg-secondary); }
.work-group-header[aria-expanded="true"] { background: var(--bg-secondary); }

.work-group-info { display: flex; flex-direction: column; gap: 0.15rem; flex: 1; }
.work-group-title { font-size: 0.95rem; font-weight: 600; }
.work-group-meta { font-size: 0.8rem; color: var(--text-muted); }

.work-group-previews { display: flex; gap: 0.4rem; flex-shrink: 0; }
.preview-thumb {
    width: 44px; height: 44px; border-radius: 4px;
    background-size: cover; background-position: center;
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    transition: opacity 0.2s ease;
}
.work-group-header[aria-expanded="true"] .preview-thumb { opacity: 0.35; }

.work-group-toggle {
    flex-shrink: 0; color: var(--text-muted);
    transition: transform 0.3s ease;
    display: flex; align-items: center;
}
.work-group-header[aria-expanded="true"] .work-group-toggle { transform: rotate(180deg); }

.work-group-body {
    max-height: 0; overflow: hidden;
    transition: max-height 0.45s cubic-bezier(0.4, 0, 0.2, 1);
}
.work-group-body.open { max-height: 1400px; }

.work-gallery {
    display: grid; grid-template-columns: repeat(4, 1fr); gap: 0.5rem;
    padding: 0.75rem 1.25rem 1.25rem;
    border-top: 1px solid var(--border-color);
}
.work-item {
    aspect-ratio: 3/4; overflow: hidden; border-radius: 4px;
    background: var(--bg-secondary); cursor: none;
}
.work-item img {
    width: 100%; height: 100%; object-fit: cover; display: block;
    transition: transform 0.35s ease;
}
.work-item:hover img { transform: scale(1.05); }

/* ═══════════════════════════════════════════════════════
   RESPONSIVE
═══════════════════════════════════════════════════════ */
@media (max-width: 1024px) {
    .event-gallery { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 768px) {
    .hero { padding: 5rem 0 3rem; }
    .bio-highlight-item { grid-template-columns: 1fr; gap: 0.15rem; }
    .projects-grid { grid-template-columns: 1fr; }
    .workflow-grid { grid-template-columns: 1fr; }
    .tools-grid { grid-template-columns: 1fr; }
    .contact-inner { flex-direction: column; align-items: flex-start; }
    .footer-bar { flex-direction: column; gap: 0.75rem; align-items: flex-start; }
    .calculator-grid { grid-template-columns: 1fr; }
    .theme-switch-container.hide { opacity: 0; pointer-events: none; }
    .hero-actions { flex-direction: column; align-items: flex-start; gap: 1.25rem; }
    .event-gallery { grid-template-columns: repeat(2, 1fr); }
    .event-date { margin-left: 0; width: 100%; }
    .homelab-block { grid-template-columns: 1fr; }
    .homelab-photo { border-left: none; border-top: 1px solid var(--border-color); height: 220px; }
    .work-group-previews { display: none; }
    .work-gallery { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 480px) {
    .container { padding: 0 1.25rem; }
    #main-title { font-size: 2.5rem; }
    .card-top { flex-direction: column; gap: 0.5rem; }
}

/* ═══════════════════════════════════════════════════════
   LIGHTBOX, IMAGE HOVER & CURSOR FIX
═══════════════════════════════════════════════════════ */
.event-gallery img, .event-cover img {
    cursor: none;
    transition: transform 0.5s cubic-bezier(0.16, 1, 0.3, 1), filter 0.4s ease;
}

.event-gallery img:hover, .event-cover img:hover {
    transform: scale(1.05);
    filter: brightness(1.15);
}

/* FIX CURSORE: Rende il cursore solido e lo porta SEMPRE in primissimo piano */
.custom-cursor.solid-mode,
body.lightbox-active .custom-cursor {
    mix-blend-mode: normal !important;
    background-color: #fff !important;
    box-shadow: 0 0 0 1px rgba(0,0,0,0.15);
    z-index: 999999 !important; /* Più alto di lightbox (100000) */
}

.lightbox {
    position: fixed; top: 0; left: 0; width: 100%; height: 100%;
    background: rgba(0, 0, 0, 0.85); backdrop-filter: blur(8px);
    z-index: 100000; display: flex; align-items: center; justify-content: center;
    opacity: 0; visibility: hidden; transition: opacity 0.4s ease, visibility 0.4s ease;
}

.lightbox.active { opacity: 1; visibility: visible; }

.lightbox-content {
    max-width: 90vw; max-height: 90vh; object-fit: contain;
    border-radius: 6px; transform: scale(0.95); opacity: 0;
    box-shadow: 0 10px 40px rgba(0,0,0,0.5);
    /* L'animazione base è usata solo per l'apertura/chiusura */
    transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.4s ease;
}

.lightbox.active .lightbox-content {
    transform: scale(1);
    opacity: 1;
}

.lightbox-close {
    position: absolute; top: 25px; right: 35px; color: #fff;
    font-size: 45px; font-weight: 300; line-height: 1;
    cursor: none; transition: color 0.3s ease, transform 0.3s ease; z-index: 100001;
}
.lightbox-close:hover { color: var(--status-green); transform: scale(1.1); }

/* Frecce Navigazione */
.lightbox-prev, .lightbox-next {
    position: absolute; top: 50%; transform: translateY(-50%);
    background: rgba(0, 0, 0, 0.4); color: #fff; border: none;
    font-size: 3rem; line-height: 1; padding: 10px 20px;
    border-radius: 6px; cursor: none; z-index: 100001;
    transition: background 0.3s ease, color 0.3s ease, transform 0.2s ease;
}
.lightbox-prev:hover, .lightbox-next:hover {
    background: rgba(0, 0, 0, 0.8); color: var(--status-green);
}
.lightbox-prev { left: 25px; }
.lightbox-next { right: 25px; }

@media (max-width: 768px) {
    .lightbox-prev, .lightbox-next { display: none; }
}