:root {
  --bg-page: #f4f4f7;
  --bg-card: #ffffff;
  --accent: #2563eb;
  --accent-soft: rgba(37, 99, 235, 0.08);
  --text-main: #111827;
  --text-muted: #6b7280;
  --border-subtle: #e5e7eb;
  --shadow-soft: 0 18px 40px rgba(15, 23, 42, 0.09);
  --radius-lg: 18px;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: var(--bg-page);
  color: var(--text-main);
  line-height: 1.6;
}

/* ---------- HEADER / NAVBAR ---------- */

.top-bar {
  position: sticky;
  top: 0;
  z-index: 100;
  display: grid;
  grid-template-columns: auto 1fr auto auto;
  align-items: center;
  column-gap: 1.5rem;
  padding: 0.75rem 1.75rem;
  backdrop-filter: blur(18px);
  background: rgba(244, 244, 247, 0.9);
  border-bottom: 1px solid rgba(209, 213, 219, 0.8);
}

.logo-area {
  display: flex;
  align-items: center;
  gap: 0.55rem;
}

.logo-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--accent);
}

.logo-text {
  font-weight: 600;
  letter-spacing: 0.04em;
  font-size: 0.94rem;
}

.main-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  justify-content: center;
}

.nav-link {
  border: none;
  background: transparent;
  padding: 0.4rem 0.9rem;
  border-radius: 999px;
  font: inherit;
  font-size: 0.87rem;
  cursor: pointer;
  color: var(--text-muted);
  transition:
    background 0.18s ease,
    color 0.18s ease,
    transform 0.12s ease,
    box-shadow 0.18s ease;
}

.nav-link:hover {
  background: var(--accent-soft);
  color: var(--accent);
  transform: translateY(-1px);
}

.nav-link--active {
  background: var(--accent);
  color: #ffffff;
  box-shadow: 0 12px 25px rgba(37, 99, 235, 0.35);
}

.nav-note {
  font-size: 0.7rem;
  color: var(--text-muted);
  text-align: center;
}

.lang-switch {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.8rem;
  color: var(--text-muted);
}

.lang-btn {
  border: none;
  background: transparent;
  padding: 0.25rem 0.55rem;
  border-radius: 999px;
  cursor: pointer;
  font: inherit;
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
}

.flag-img {
  width: 18px;
  height: 18px;
  border-radius: 50%;
  object-fit: cover;
  display: block;
}

.lang-code {
  font-size: 0.75rem;
  text-transform: uppercase;
}

.lang-btn--active {
  background: var(--accent);
  color: #ffffff;
}

/* ---------- GENERAL LAYOUT ---------- */

main {
  padding: 3rem 1.25rem 3.5rem;
}

.section {
  padding: 3.2rem 0 4rem;
}

.section + .section {
  border-top: 1px solid rgba(209, 213, 219, 0.8);
}

.section-inner {
  max-width: 1100px;
  margin: 0 auto;
}

.section-title {
  margin: 0 0 0.75rem;
  font-size: 2rem;
  letter-spacing: 0.02em;
}

.text-muted {
  color: var(--text-muted);
  font-size: 0.93rem;
}

/* ---------- ABOUT SECTION ---------- */

.section--about {
  padding-top: 2.2rem;
}

.section--about .section-inner {
  display: grid;
  grid-template-columns: minmax(0, 3fr) minmax(260px, 2.1fr);
  gap: 2.5rem;
  align-items: flex-start;
}

.role {
  margin: 0 0 0.35rem;
  font-size: 1rem;
  color: var(--text-muted);
}

.about-contact-line {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.9rem;
  margin-bottom: 1.1rem;
}

.about-contact-line a {
  color: var(--accent);
  text-decoration: none;
}

.about-contact-line a:hover {
  text-decoration: underline;
}

.contact-icon {
  font-size: 1rem;
}

.about-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem 1.7rem;
  margin-bottom: 1.2rem;
  font-size: 0.88rem;
}

.meta-label {
  font-weight: 600;
  color: var(--text-main);
}

.meta-value {
  color: var(--text-muted);
}

.text-placeholder {
  font-size: 0.9rem;
  color: var(--text-muted);
  font-style: italic;
  margin-top: 0.1rem;
  margin-bottom: 1.1rem;
}

.skills {
  margin-top: 0.8rem;
}

.skill-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;      
  margin-top: 0.6rem;
}

.skill-chip {
  padding: 0.35rem 0.95rem;    
  border-radius: 999px;
  background: #eef2ff;
  border: 1px solid #e0e7ff;
  font-size: 0.95rem;       
  color: #1e3a8a;
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;   
  line-height: 1.3;
}

.chip-icon {
  width: 20px; 
  height: 20px;
  object-fit: contain;
}


.btn-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.4rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.55rem 1.1rem;
  border-radius: 999px;
  border: 1px solid transparent;
  font-size: 0.9rem;
  text-decoration: none;
  cursor: pointer;
  background: transparent;
  transition:
    background 0.18s ease,
    color 0.18s ease,
    box-shadow 0.18s ease,
    transform 0.1s ease,
    border-color 0.18s ease;
}

.btn--ghost {
  border-color: var(--border-subtle);
  color: var(--text-muted);
  background: rgba(255, 255, 255, 0.9);
}

.btn--ghost:hover {
  background: #ffffff;
  color: var(--accent);
  border-color: rgba(129, 140, 248, 0.8);
}

.btn--tiny {
  padding: 0.25rem 0.8rem;
  font-size: 0.8rem;
}

.btn--icon .icon-circle,
.btn--icon .icon-img {
  margin-right: 0.45rem;
}

.icon-circle {
  width: 1.4rem;
  height: 1.4rem;
  border-radius: 999px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  background: #111827;
  color: #ffffff;
}

.icon-img {
  width: 16px;
  height: 16px;
  object-fit: contain;
  display: inline-block;
}

.about-photo {
  display: flex;
  justify-content: center;
}

.photo-card {
  background: transparent;
  border: none;
  box-shadow: none;
  padding: 0;
}

.photo-circle {
  width: 240px; 
  height: 240px; 
  border-radius: 50%;
  border: 2px solid #d1d5db;
  background: radial-gradient(circle at 25% 0%, #e0ecff, #ffffff);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto;
  overflow: hidden;
}

.photo-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.photo-caption {
  display: none;
}

/* ---------- CARDS & GRIDS ---------- */

.cards-grid {
  display: grid;
  gap: 1.3rem;
  margin-top: 1.25rem;
}

.card {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  padding: 1.4rem 1.5rem;
  box-shadow: var(--shadow-soft);
  border: 1px solid rgba(148, 163, 184, 0.25);
}

.card-meta {
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--text-muted);
  margin-bottom: 0.4rem;
}

.card-title {
  margin: 0 0 0.35rem;
  font-size: 1.05rem;
}

.card-body {
  margin: 0.2rem 0 0.4rem;
  font-size: 0.9rem;
  color: var(--text-muted);
}

.card-footer {
  margin-top: 0.85rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  align-items: center;
}

.tag {
  padding: 0.18rem 0.6rem;
  border-radius: 999px;
  background: var(--accent-soft);
  font-size: 0.75rem;
  color: #1d4ed8;
}

/* ---------- ONE PIECE ---------- */

.section--onepiece {
  background: linear-gradient(180deg, #f4f4f7, #eef2ff);
}

/* ---------- SUGGESTED: VIDEO SCROLLER ---------- */

.video-scroller {
  display: flex;
  gap: 1.1rem;
  overflow-x: auto;
  padding-bottom: 0.4rem;
  margin-top: 1.4rem;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
}

.video-scroller::-webkit-scrollbar {
  height: 6px;
}

.video-scroller::-webkit-scrollbar-track {
  background: #e5e7eb;
  border-radius: 999px;
}

.video-scroller::-webkit-scrollbar-thumb {
  background: #9ca3af;
  border-radius: 999px;
}

.video-card {
  min-width: 320px;
  max-width: 420px;
  flex: 0 0 auto;
  scroll-snap-align: start;
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  padding: 0.9rem 0.9rem 0.85rem;
  box-shadow: var(--shadow-soft);
  border: 1px solid rgba(148, 163, 184, 0.25);
}

.video-frame {
  position: relative;
  border-radius: 16px;
  overflow: hidden;
  background: #000;
  padding-top: 56.25%; /* 16:9 */
  margin-bottom: 0.45rem;
}

.video-frame iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.video-caption {
  margin: 0;
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* ---------- PLAY & CONTACTS ---------- */

.play-layout {
  display: grid;
  grid-template-columns: minmax(0, 2.4fr) minmax(0, 2fr);
  gap: 2.5rem;
  align-items: flex-start;
}

.hint {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-top: 1.1rem;
}

.contact-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.6rem;
  font-size: 0.9rem;
}

.contact-label {
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--text-muted);
}

.contact-value {
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

.contact-value a {
  color: var(--accent);
  text-decoration: none;
}

.contact-value a:hover {
  text-decoration: underline;
}

/* ---------- LANGUAGE HANDLING ---------- */

.lang {
  display: none;
}

html[data-lang="en"] .lang-en {
  display: initial;
}

html[data-lang="it"] .lang-it {
  display: initial;
}

/* ---------- FOOTER ---------- */

footer {
  border-top: 1px solid rgba(209, 213, 219, 0.8);
  padding: 1.25rem 1.5rem 2rem;
  font-size: 0.8rem;
  color: var(--text-muted);
  text-align: center;
}

/* ---------- RESPONSIVE ---------- */

@media (max-width: 960px) {
  .top-bar {
    grid-template-columns: auto 1fr auto;
    grid-template-rows: auto auto;
    row-gap: 0.35rem;
  }

  .nav-note {
    grid-column: 1 / -1;
  }

  .section--about .section-inner {
    grid-template-columns: 1fr;
  }

  .about-photo {
    order: -1; /* foto sopra su mobile */
  }

  .play-layout {
    grid-template-columns: 1fr;
  }
}

@media (min-width: 760px) {
  .section--projects .cards-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .section--onepiece .cards-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .section--contacts .cards-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

/* --- NAVBAR MOBILE (max 600px) ---------------------------------------- */

@media (max-width: 600px) {
  .top-bar {
    grid-template-columns: 1fr;
    grid-template-rows: auto auto auto;
    align-items: flex-start;
    row-gap: 0.4rem;
    padding: 0.6rem 1.1rem;
  }

  .logo-area {
    justify-content: flex-start;
  }

  .main-nav {
    justify-content: flex-start;
    flex-wrap: nowrap;
    overflow-x: auto;
    gap: 0.35rem;
    padding-bottom: 0.25rem;
    margin: 0 -0.3rem;
  }

  .main-nav::-webkit-scrollbar {
    height: 4px;
  }

  .main-nav::-webkit-scrollbar-track {
    background: transparent;
  }

  .main-nav::-webkit-scrollbar-thumb {
    background: #cbd5f5;
    border-radius: 999px;
  }

  .nav-link {
    white-space: nowrap;
    font-size: 0.8rem;
    padding: 0.35rem 0.75rem;
  }

  .nav-note {
    display: none;
  }

  .lang-switch {
    justify-content: flex-start;
  }
}