/* ─────────────────────────────────────────
   HAMBURGER / DRAWER
───────────────────────────────────────── */
.nav-hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
  width: 32px;
  height: 32px;
}
.nav-hamburger span {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--white);
  transition: transform 0.25s, opacity 0.25s;
}
.nav-hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-hamburger.open span:nth-child(2) { opacity: 0; }
.nav-hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.nav-drawer {
  display: none;
  position: fixed;
  top: 56px;
  left: 0; right: 0;
  background: #09090b;
  border-bottom: 1px solid var(--border);
  z-index: 99;
  padding: 20px var(--pad) 28px;
  transform: translateY(-8px);
  opacity: 0;
  pointer-events: none;
  transition: transform 0.25s ease, opacity 0.25s ease;
}
.nav-drawer.open {
  transform: translateY(0);
  opacity: 1;
  pointer-events: auto;
}
.nav-drawer ul { list-style: none; display: flex; flex-direction: column; gap: 0; }
.nav-drawer ul li a {
  display: block;
  font-family: var(--mono);
  font-size: 13px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: #a0a0b0;
  padding: 14px 0;
  border-bottom: 1px solid var(--border);
  transition: color 0.2s;
}
.nav-drawer ul li a:hover { color: var(--accent); }
.nav-drawer-cta { color: var(--accent) !important; border-bottom: none !important; }

/* ─────────────────────────────────────────
   RESPONSIVE — breakpoint principal
───────────────────────────────────────── */
@media (max-width: 768px) {
  .nav-links { display: none; }
  .desktop-only { display: none; }
  /* Nav 100% ample */
  nav .wrap {
    max-width: 100%;
    padding: 0 16px;
  }

  /* Icones a la dreta, quadrades, alineades */
  .nav-hamburger { display: flex; }
  .nav-font-toggle {
    display: flex;
    width: 36px;
    height: 36px;
    padding: 0;
    justify-content: center;
    border-radius: 4px;
  }
  .nav-font-toggle .fnt-s { font-size: 9px; }
  .nav-font-toggle .fnt-l { font-size: 13px; }
  .nav-font-toggle .fnt-sep { display: none; }

  /* Grup d'icones sempre a l'extrem dret */
  .nav-icons {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-left: auto;
  }
  .nav-drawer { display: block; }

  /* Serveis mobile: número groc davant del títol, icona oculta */
  .service-icon { display: none; }
  .service-num {
    color: var(--accent) !important;
    display: inline;
    margin-bottom: 0;
  }
  .service-name {
    display: inline;
    margin-left: 6px;
  }

  /* Principis mobile: número groc davant del títol, compacte */
  .p-num {
    color: var(--accent) !important;
    display: inline;
    margin-bottom: 0;
  }
  .p-title {
    display: inline;
    margin-left: 6px;
  }
  .principle-tile {
    padding: 14px 16px;
  }


  .footer-inner { flex-direction: column; align-items: flex-start; gap: 16px; }
  .footer-links { flex-wrap: wrap; gap: 12px; }
  .footer-right { text-align: left; }

  #hero { padding: 40px 0 36px; }
  .hero-grid { grid-template-columns: 1fr; gap: 28px; }
  .hero-stats { gap: 24px; margin-top: 28px; padding-top: 20px; }

  /* Sections */
  #serveis, #projectes, #principis, #journal,
  #com-treballem, #stack { padding: 40px 0; }
  #stack { padding-bottom: 0; }
  #contacte { padding: 40px 0; }

  .section-header { flex-direction: column; align-items: flex-start; margin-bottom: 28px; gap: 12px; }
  .section-sub { text-align: left; max-width: 100%; }

  /* Grids → 2 col */
  .services-grid, .principles-grid { grid-template-columns: 1fr 1fr; }
  .posts-grid { grid-template-columns: 1fr; }

  /* Projects */
  .projects-list { margin-top: 28px; }
  .project-row { grid-template-columns: 36px 1fr; padding: 18px 20px; }
  .project-meta { display: none; }

  /* Principles */
  .principles-intro { grid-template-columns: 1fr; gap: 16px; margin-bottom: 28px; }

  /* Contact */
  .hero-grid, .contact-inner { grid-template-columns: 1fr; gap: 32px; }
  .form-row { grid-template-columns: 1fr; }

  /* Com treballem */
  .steps { grid-template-columns: 1fr 1fr; }
  .connector { margin-bottom: 24px; }
  .connector-dot:nth-child(1) { left: calc(25% - 3px); }
  .connector-dot:nth-child(2) { left: calc(50% - 3px); }
  .connector-dot:nth-child(3) { left: calc(75% - 3px); }
  .connector-dot:nth-child(4) { left: calc(90% - 3px); }
  .promise { padding: 24px 24px; }

  /* Stack */
  .stack-grid { grid-template-columns: 1fr 1fr; }
  .stack-grid .cat-card:nth-child(4) { grid-column: auto; }
  .stack-grid .cat-card:nth-child(5) { grid-column: auto; }
}

/* ─────────────────────────────────────────
   BREAKPOINT petit — columna única
───────────────────────────────────────── */
@media (max-width: 480px) {
  .services-grid,
  .principles-grid,
  .steps,
  .stack-grid { grid-template-columns: 1fr; }

  .promise { grid-template-columns: 1fr; }
  .promise-cta { display: none; }

  .section-title { font-size: clamp(28px, 9vw, 40px); }
}

/* ── Lang switcher: desktop ocult, cicle visible ── */
@media (max-width: 768px) {
  .nav-lang-desktop { display: none !important; }
  .nav-lang-cycle   { display: flex !important; }
}