/* ============================================================
   layout.css — Struttura generale, topbar, breadcrumb,
                main content, footer
   ============================================================ */

/* ── Reset & base ── */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

/* Reset post-Bootstrap: ripristina font e dimensioni nostre */
html {
  height: 100%;
  font-size: var(--fs-base) !important;
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-sans) !important;
  font-size: var(--fs-base) !important;
  font-weight: var(--fw-normal) !important;
  line-height: var(--lh-base) !important;
  color: var(--text-primary) !important;
  background-color: var(--bg-page) !important;
  min-height: 100%;
  padding-top: var(--topbar-height);
  padding-bottom: var(--footer-height);
}

/* Normalizza elementi comuni sovrascritti da Bootstrap */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-sans);
  margin-bottom: 0;
}

p {
  margin-bottom: 0;
}

a {
  color: var(--color-accent);
  text-decoration: none;
  transition: color var(--transition-base);
}

a:hover {
  color: var(--color-accent-hover);
  text-decoration: none;
}

img, svg {
  display: block;
  max-width: 100%;
}

/* Annulla il padding-right che Bootstrap aggiunge al body con i modal */
body.modal-open {
  padding-right: 0 !important;
  overflow: hidden;
}

/* ── Topbar ── */
.app-topbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  height: var(--topbar-height);
  background: var(--bg-surface);
  border-bottom: 0.5px solid var(--border-color);
  display: flex;
  align-items: center;
  padding: 0 var(--space-5);
  gap: var(--space-4);
}

/* Logo */
.topbar-logo {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--fs-md);
  font-weight: var(--fw-semibold);
  color: var(--text-primary);
  text-decoration: none;
  min-width: 90px;
  flex-shrink: 0;
}

.topbar-logo:hover {
  color: var(--text-primary);
}

.topbar-logo-mark {
  width: 28px;
  height: 28px;
  border-radius: var(--radius-md);
  background: var(--color-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.topbar-logo-mark svg {
  width: 14px;
  height: 14px;
  fill: #fff;
}

/* Nav centrale */
.topbar-nav {
  flex: 1;
  display: flex;
  justify-content: center;
  align-items: center;
  gap: var(--space-1);
}

.topbar-nav-item {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: 5px var(--space-3);
  border-radius: var(--radius-md);
  font-size: var(--fs-base);
  font-weight: var(--fw-normal);
  color: var(--text-secondary);
  text-decoration: none;
  white-space: nowrap;
  transition: background var(--transition-base), color var(--transition-base);
}

.topbar-nav-item i {
  font-size: 13px;
  opacity: .75;
}

.topbar-nav-item:hover {
  background: var(--bg-surface-2);
  color: var(--text-primary);
}

.topbar-nav-item.active {
  background: var(--color-accent-bg);
  color: var(--color-accent);
  font-weight: var(--fw-medium);
}

.topbar-nav-item.active i {
  opacity: 1;
}

/* ── Nav item come button (voci con dropdown) ── */
.topbar-nav-item--toggle {
  background: transparent;
  border: none;
  font-family: var(--font-sans);
  cursor: pointer;
}

/* Chevron rotante all'apertura */
.topbar-nav-chevron {
  font-size: 10px;
  opacity: .5;
  margin-left: 2px;
  transition: transform var(--transition-base);
}

/* ── Contenitore voce con dropdown ── */
.topbar-nav-dropdown {
  position: relative;
}

.topbar-nav-dropdown.open > .topbar-nav-item--toggle {
  background: var(--bg-surface-2);
  color: var(--text-primary);
}

.topbar-nav-dropdown.open > .topbar-nav-item--toggle .topbar-nav-chevron {
  transform: rotate(180deg);
}

/* ── Dropdown menu (nav + utente) ── */
.topbar-dropdown-menu {
  position: absolute;
  top: calc(100% + 6px);
  left: 0;
  z-index: 200;
  list-style: none;
  background: var(--bg-surface);
  border: 0.5px solid var(--border-color);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  min-width: 200px;
  padding: var(--space-1) 0;
  display: none;
  animation: dropdown-in var(--transition-base);
}

.topbar-dropdown-menu--right {
  left: auto;
  right: 0;
}

.topbar-dropdown-menu.show {
  display: block;
}

@keyframes dropdown-in {
  from { opacity: 0; transform: translateY(-4px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* Voci dropdown */
.topbar-dropdown-item {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  font-size: var(--fs-base);
  color: var(--text-primary);
  text-decoration: none;
  transition: background var(--transition-base);
  white-space: nowrap;
}

.topbar-dropdown-item i {
  font-size: 13px;
  color: var(--text-secondary);
  width: 16px;
  text-align: center;
  flex-shrink: 0;
}

.topbar-dropdown-item:hover {
  background: var(--bg-surface-2);
  color: var(--text-primary);
}

.topbar-dropdown-item.active {
  color: var(--color-accent);
  font-weight: var(--fw-medium);
}

.topbar-dropdown-item.active i {
  color: var(--color-accent);
}

.topbar-dropdown-item--danger {
  color: var(--color-danger);
}

.topbar-dropdown-item--danger i {
  color: var(--color-danger);
}

.topbar-dropdown-item--danger:hover {
  background: var(--color-danger-bg);
}

/* Separatore e header utente */
.topbar-dropdown-divider {
  height: 0.5px;
  background: var(--border-soft);
  margin: var(--space-1) 0;
}

.topbar-dropdown-header {
  padding: var(--space-2) var(--space-4) var(--space-2);
  pointer-events: none;
}

.topbar-dropdown-name {
  display: block;
  font-size: var(--fs-base);
  font-weight: var(--fw-medium);
  color: var(--text-primary);
}

.topbar-dropdown-email {
  display: block;
  font-size: var(--fs-xs);
  color: var(--text-muted);
  margin-top: 1px;
}

/* ── Contenitore dropdown utente ── */
.topbar-user-dropdown {
  position: relative;
}

/* Destra: icone + avatar */
.topbar-right {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  min-width: 120px;
  justify-content: flex-end;
  flex-shrink: 0;
}

.topbar-icon-btn {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-md);
  border: none;
  background: transparent;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  position: relative;
  transition: background var(--transition-base), color var(--transition-base);
  text-decoration: none;
}

.topbar-icon-btn i {
  font-size: 14px;
}

.topbar-icon-btn:hover {
  background: var(--bg-surface-2);
  color: var(--text-primary);
}

/* Badge notifica */
.topbar-icon-btn .notif-dot {
  position: absolute;
  top: 5px;
  right: 5px;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--color-danger);
  border: 1.5px solid var(--bg-surface);
}

/* Avatar utente */
.topbar-avatar {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--bg-surface-3);
  border: 1.5px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--fs-xs);
  font-weight: var(--fw-semibold);
  color: var(--color-accent);
  cursor: pointer;
  flex-shrink: 0;
  transition: border-color var(--transition-base);
  text-decoration: none;
}

.topbar-avatar:hover {
  border-color: var(--color-accent);
}

/* ── Breadcrumb ── */
.app-breadcrumb {
  background: var(--bg-surface);
  border-bottom: 0.5px solid var(--border-soft);
  padding: 0 var(--space-5);
  height: 34px;
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--fs-sm);
  color: var(--text-muted);
}

.app-breadcrumb a {
  color: var(--text-secondary);
  text-decoration: none;
  transition: color var(--transition-base);
}

.app-breadcrumb a:hover {
  color: var(--color-accent);
}

.breadcrumb-sep {
  color: var(--border-color);
  font-size: var(--fs-xs);
  user-select: none;
}

.breadcrumb-current {
  color: var(--text-primary);
  font-weight: var(--fw-medium);
}

.breadcrumb-icon {
  font-size: var(--fs-xs);
  color: var(--text-muted);
}

/* ── Wrapper pagina ── */
#page-wrapper {
  min-height: calc(100vh - var(--topbar-height) - var(--footer-height));
  display: flex;
  flex-direction: column;
}

/* ── Main content ── */
#main-content {
  flex: 1;
  padding: var(--space-4) var(--space-5);
  width: 100%;
}

/* Page header (titolo + azioni) */
.page-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--space-4);
  margin-bottom: var(--space-4);
}

.page-header-left {}

.page-title {
  font-size: var(--fs-xl);
  font-weight: var(--fw-semibold);
  color: var(--text-primary);
  line-height: var(--lh-tight);
}

.page-subtitle {
  font-size: var(--fs-sm);
  color: var(--text-secondary);
  margin-top: var(--space-1);
}

.page-header-actions {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  flex-shrink: 0;
}

/* ── Footer ── */
.app-footer {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 90;
  height: var(--footer-height);
  background: var(--bg-surface);
  border-top: 0.5px solid var(--border-soft);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 var(--space-5);
  font-size: var(--fs-xs);
  color: var(--text-muted);
}

.footer-copy {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.footer-copy i {
  font-size: var(--fs-xs);
}

.footer-version {
  font-family: var(--font-mono);
  font-size: 10px;
  background: var(--bg-surface-2);
  border: 0.5px solid var(--border-soft);
  border-radius: var(--radius-sm);
  padding: 1px 6px;
  color: var(--text-muted);
}

/* Footer nascosto su mobile */
@media (max-width: 767.98px) {
  .app-footer {
    display: none;
  }

  body {
    padding-bottom: 0;
  }
}

/* ── Responsive topbar ── */
@media (max-width: 767.98px) {
  .topbar-nav {
    display: none;
  }

  .topbar-logo {
    min-width: auto;
  }

  .topbar-right {
    min-width: auto;
  }

  #main-content {
    padding: var(--space-4) var(--space-3);
  }
}

@media (max-width: 991.98px) {
  .topbar-nav-item span {
    display: none;
  }

  .topbar-nav-item {
    padding: 5px var(--space-2);
  }
}

/* ── Grid di layout generici ── */
.layout-grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4);
}

.layout-grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-4);
}

.layout-grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-3);
}

.layout-grid-aside {
  display: grid;
  grid-template-columns: 1fr 1.6fr;
  gap: var(--space-3);
}

@media (max-width: 991.98px) {
  .layout-grid-2,
  .layout-grid-3,
  .layout-grid-4,
  .layout-grid-aside {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 767.98px) {
  .layout-grid-2,
  .layout-grid-3,
  .layout-grid-4,
  .layout-grid-aside {
    grid-template-columns: 1fr;
  }
}

/* ── Utilità spaziatura ── */
.mt-0 { margin-top: 0; }
.mt-1 { margin-top: var(--space-1); }
.mt-2 { margin-top: var(--space-2); }
.mt-3 { margin-top: var(--space-3); }
.mt-4 { margin-top: var(--space-4); }
.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: var(--space-1); }
.mb-2 { margin-bottom: var(--space-2); }
.mb-3 { margin-bottom: var(--space-3); }
.mb-4 { margin-bottom: var(--space-4); }

.d-flex         { display: flex; }
.align-center   { align-items: center; }
.justify-between{ justify-content: space-between; }
.gap-1          { gap: var(--space-1); }
.gap-2          { gap: var(--space-2); }
.gap-3          { gap: var(--space-3); }
.gap-4          { gap: var(--space-4); }
.flex-1         { flex: 1; }
.flex-shrink-0  { flex-shrink: 0; }
.text-right     { text-align: right; }
.text-center    { text-align: center; }
.w-100          { width: 100%; }