:root {
  --app-bg: #eef5ff;
  --surface: #ffffff;
  --surface-soft: #f8fbff;
  --text-main: #1f2a37;
  --text-soft: #6b7280;
  --stroke: #d7e3f5;

  --primary: #1266e3;
  --primary-rgb: 18, 102, 227;
  --primary-soft: #dbe9ff;
  --primary-dark: #0a4db5;
  --accent: #31a8ff;
  --accent-rgb: 49, 168, 255;

  --header-h: 72px;
  --footer-h: 68px;
  --sidebar-w: 260px;
  --sidebar-w-collapsed: 82px;

  --radius: 16px;
  --shadow-soft: 0 12px 30px rgba(18, 45, 92, 0.1);
  --trans-fast: 0.25s ease;
}

/* Personalizzazione rapida multi-cliente: sovrascrivere queste variabili in un file tema dedicato */
body {
  background:
    radial-gradient(circle at 15% -5%, rgba(var(--accent-rgb), 0.18) 0, rgba(var(--accent-rgb), 0) 42%),
    radial-gradient(circle at 92% -10%, rgba(var(--primary-rgb), 0.2) 0, rgba(var(--primary-rgb), 0) 36%),
    linear-gradient(180deg, #f9fcff 0%, var(--app-bg) 100%);
  color: var(--text-main);
  min-height: 100vh;
  font-family: "Manrope", "Segoe UI", "Helvetica Neue", Arial, sans-serif;
  overflow-x: hidden;
}

html {
  overflow-x: hidden;
}

.app-header {
  height: var(--header-h);
  z-index: 1035;
  background: rgba(255, 255, 255, 0.86);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--stroke);
}

.app-footer {
  height: var(--footer-h);
  z-index: 1030;
  background: rgba(255, 255, 255, 0.9);
  border-top: 1px solid var(--stroke);
}

.brand-logo {
  width: 100px;
  /*height: 56px;*/
  border-radius: 10px;
  background: linear-gradient(145deg, var(--primary), var(--accent));
  color: #fff;
  display: grid;
  place-items: center;
  font-weight: 700;
  font-size: 0.95rem;
  box-shadow: 0 8px 16px rgba(var(--primary-rgb), 0.3);
  overflow: hidden;
}

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

.brand-logo span {
  display: none;
}

.brand-logo-fallback span {
  display: block;
}

.profile-btn {
  border-radius: 999px;
  color: var(--primary-dark);
  border: 1px solid transparent;
  transition: transform var(--trans-fast), border-color var(--trans-fast), background-color var(--trans-fast);
}

.profile-btn:hover {
  transform: translateY(-1px);
  border-color: var(--stroke);
  background-color: #fff;
}

.app-sidebar {
  position: fixed;
  top: var(--header-h);
  left: 0;
  bottom: var(--footer-h);
  width: var(--sidebar-w);
  background: linear-gradient(180deg, #ffffff 0%, #f8fbff 100%);
  border-right: 1px solid var(--stroke);
  transition: width var(--trans-fast);
  overflow: hidden;
  z-index: 1025;
}

.app-main {
  padding: calc(var(--header-h) + 1rem) 1rem calc(var(--footer-h) + 1rem);
  max-width: 100%;
}

@media (min-width: 768px) {
  .app-main {
    margin-left: var(--sidebar-w);
    width: calc(100% - var(--sidebar-w));
    padding: calc(var(--header-h) + 1.2rem) 1.25rem calc(var(--footer-h) + 1rem);
    transition: margin-left var(--trans-fast);
  }

  body.sidebar-collapsed .app-sidebar {
    width: var(--sidebar-w-collapsed);
  }

  body.sidebar-collapsed .app-main {
    margin-left: var(--sidebar-w-collapsed);
    width: calc(100% - var(--sidebar-w-collapsed));
  }

  body.sidebar-collapsed .app-nav-link span {
    opacity: 0;
    transform: translateX(-8px);
    pointer-events: none;
    width: 0;
    overflow: hidden;
  }

  body.sidebar-collapsed .app-nav-link {
    justify-content: center;
    gap: 0;
    padding-left: 0;
    padding-right: 0;
  }
}

.app-nav-link {
  color: var(--text-main);
  border: 0;
  background: transparent;
  border-radius: 12px;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.7rem 0.85rem;
  transition: background-color var(--trans-fast), color var(--trans-fast), transform var(--trans-fast);
  white-space: nowrap;
  width: 100%;
  text-align: left;
}

.app-nav-link i {
  font-size: 1.1rem;
  min-width: 20px;
}

.app-nav-link span {
  transition: opacity var(--trans-fast), transform var(--trans-fast);
}

.app-nav-link:hover,
.app-nav-link.active {
  color: var(--primary-dark);
  background: var(--primary-soft);
  box-shadow: inset 3px 0 0 var(--primary);
}

.app-nav-link:hover {
  transform: translateX(2px);
}

.app-section {
  display: none;
  animation: fadeUp 0.35s ease;
}

.app-section.active {
  display: block;
}

.page-title {
  display: grid;
  grid-template-columns: auto 1fr;
  grid-template-areas:
    "dot title"
    "dot note";
  column-gap: 0.65rem;
  row-gap: 0.2rem;
  align-items: start;
  width: 100%;
  flex: 1 0 100%;
  padding: 0.7rem 1rem;
  border-radius: 10px;
  background: linear-gradient(90deg, #ffffff 0%, #f1fbfd 100%);
  border: 1px solid var(--stroke);
  box-shadow: 0 4px 12px rgba(var(--primary-rgb), 0.12);
  color: var(--primary-dark);
  font-weight: 800;
  letter-spacing: 0.01em;
  position: sticky;
  top: calc(var(--header-h) + 0.35rem);
  z-index: 8;
}

.page-title::before {
  content: "";
  grid-area: dot;
  width: 4px;
  height: 22px;
  border-radius: 99px;
  margin-top: 0.15rem;
  background: linear-gradient(145deg, var(--primary), var(--accent));
  box-shadow: none;
}

.page-title-main {
  grid-area: title;
  line-height: 1.15;
}

.page-title-note {
  grid-area: note;
  font-size: 0.86rem;
  line-height: 1.35;
  font-weight: 500;
  color: var(--text-soft);
}

.page-title-lg {
  font-size: 1.35rem;
}

.card,
.form-control,
.btn,
.table {
  border-radius: var(--radius);
}

.card {
  border: 1px solid var(--stroke);
  overflow: hidden;
  background: #ffffff;
  background-clip: padding-box;
}

.card:hover {
  transform: translateY(-2px);
  transition: transform var(--trans-fast), box-shadow var(--trans-fast);
}

.card-highlight {
  background: #f8fbff;
  box-shadow: var(--shadow-soft);
  border: 1px solid #cce0ff;
}

.card-kpi {
  position: relative;
}

.card-float-title {
  overflow: visible;
  margin-top: 0;
}

.card-float-title .card-body {
  padding-top: 2.45rem;
}

.card-float-title > .table-responsive {
  padding-top: 1.55rem;
}

.card-floating-title {
  position: absolute;
  left: 1rem;
  top: 0;
  transform: translateY(-42%);
  background: linear-gradient(145deg, var(--primary), var(--accent));
  color: #fff;
  border-radius: 999px;
  padding: 0.4rem 0.9rem;
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  box-shadow: 0 8px 18px rgba(var(--primary-rgb), 0.3);
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  z-index: 2;
}

.card-floating-title i {
  font-size: 0.8rem;
}

.card-floating-title-soft {
  background: #ffffff;
  color: var(--primary-dark);
  border: 1px solid var(--stroke);
  box-shadow: 0 8px 16px rgba(var(--primary-rgb), 0.16);
}

.card-kpi::before {
  content: none;
}

.kpi-icon {
  width: 42px;
  height: 42px;
  border-radius: 12px;
  background: linear-gradient(145deg, var(--primary), var(--accent));
  color: #fff;
  display: grid;
  place-items: center;
  font-size: 1.1rem;
  box-shadow: 0 8px 16px rgba(var(--primary-rgb), 0.28);
}

.kpi-icon-soft {
  width: 38px;
  height: 38px;
  background: var(--primary-soft);
  color: var(--primary-dark);
  box-shadow: none;
}

.card-kpi-mini .card-body {
  min-height: 130px;
}

.home-card-stack {
  display: flex;
  flex-direction: column;
  gap: 1.6rem;
}

.home-card-stack .dashboard-kpi-grid {
  --bs-gutter-y: 1.6rem;
}

@media (max-width: 575.98px) {
  .card-floating-title {
    font-size: 0.66rem;
    padding: 0.33rem 0.7rem;
  }
}

.trend-up,
.trend-down {
  font-weight: 700;
  font-size: 0.78rem;
}

.trend-up {
  color: #0f766e;
}

.trend-down {
  color: #b45309;
}

.shadow-soft {
  box-shadow: var(--shadow-soft);
}

.profile-panel .card-body p {
  font-size: 1.05rem;
  margin-bottom: 1rem;
}

.app-section#profilo .card-floating-title {
  top: 0;
  transform: translateY(-42%);
}

.profile-tabs-wrap {
  position: relative;
  top: 0;
  z-index: 1;
  background: transparent;
  padding-bottom: 0;
  margin-bottom: 1.5rem;
}

.profile-tabs {
  overflow-x: auto;
  flex-wrap: nowrap;
  gap: 0.45rem;
  -webkit-overflow-scrolling: touch;
}

.profile-tab-link {
  border: 1px solid var(--stroke);
  border-radius: 999px;
  color: var(--primary-dark);
  background: #ffffff;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  white-space: nowrap;
  font-weight: 700;
  font-size: 0.82rem;
  padding: 0.38rem 0.8rem;
}

.profile-tab-link i {
  font-size: 0.9rem;
}

.profile-tab-link:hover,
.profile-tab-link:focus {
  background: var(--primary-soft);
  color: var(--primary-dark);
}

.profile-anchor {
  scroll-margin-top: calc(var(--header-h) + 5.2rem);
}

.scroll-top-btn {
  position: fixed;
  right: 0.95rem;
  bottom: calc(var(--footer-h) + 0.8rem);
  width: 46px;
  height: 46px;
  border: 0;
  border-radius: 999px;
  display: grid;
  place-items: center;
  background: linear-gradient(145deg, var(--primary), var(--accent));
  color: #fff;
  box-shadow: 0 10px 22px rgba(var(--primary-rgb), 0.32);
  z-index: 1040;
  opacity: 0;
  transform: translateY(10px);
  pointer-events: none;
  transition: opacity var(--trans-fast), transform var(--trans-fast);
}

.scroll-top-btn.is-visible {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

.scroll-top-btn i {
  font-size: 1rem;
}

@media (max-width: 767.98px) {
  .profile-tabs-wrap {
    padding-left: 0.15rem;
    padding-right: 0.15rem;
    margin-bottom: 1.75rem;
  }

  .profile-tabs {
    padding-left: 1.45rem;
    padding-right: 1.45rem;
  }

  .tabs-scroll-cue {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 22px;
    height: 22px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.92);
    border: 1px solid var(--stroke);
    color: var(--primary-dark);
    display: grid;
    place-items: center;
    font-size: 0.72rem;
    z-index: 3;
    pointer-events: none;
  }

  .tabs-scroll-cue-left {
    left: 0;
  }

  .tabs-scroll-cue-right {
    right: 0;
  }

  .profile-tabs-wrap::before,
  .profile-tabs-wrap::after {
    content: "";
    position: absolute;
    top: 0;
    width: 28px;
    height: 44px;
    pointer-events: none;
    z-index: 2;
  }

  .profile-tabs-wrap::before {
    left: 0;
    background: linear-gradient(90deg, rgba(238, 245, 255, 1) 0%, rgba(238, 245, 255, 0) 100%);
  }

  .profile-tabs-wrap::after {
    right: 0;
    background: linear-gradient(270deg, rgba(238, 245, 255, 1) 0%, rgba(238, 245, 255, 0) 100%);
  }
}

@media (max-width: 767.98px) {
  .app-section#profilo .card-floating-title {
    transform: translateY(-30%);
  }

  .app-section#profilo .card-float-title .card-body {
    padding-top: 2.7rem;
  }
}

.profile-panel-header {
  background: var(--primary);
  color: #fff;
  font-weight: 500;
  border-bottom: 0;
}

.btn-primary {
  --bs-btn-bg: var(--primary);
  --bs-btn-border-color: var(--primary);
  --bs-btn-hover-bg: var(--primary-dark);
  --bs-btn-hover-border-color: var(--primary-dark);
  --bs-btn-font-weight: 600;
}

.btn-outline-primary {
  --bs-btn-color: var(--primary);
  --bs-btn-border-color: var(--primary);
  --bs-btn-hover-bg: var(--primary);
  --bs-btn-hover-border-color: var(--primary);
}

.document-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.doc-download {
  width: 46px;
  height: 46px;
  border-radius: 14px;
  display: grid;
  place-items: center;
  background: linear-gradient(145deg, var(--primary), var(--accent));
  color: #fff;
  text-decoration: none;
  font-size: 1.2rem;
  box-shadow: 0 8px 16px rgba(var(--primary-rgb), 0.24);
  transition: transform var(--trans-fast), box-shadow var(--trans-fast);
  flex-shrink: 0;
}

.doc-download:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 22px rgba(var(--primary-rgb), 0.3);
  color: #fff;
}

.help-card {
  background: linear-gradient(120deg, #ffffff 0%, #f2fbfd 100%);
}

.help-card .card-body {
  padding: 1.15rem 1.25rem;
}

.home-action-footer {
  background: linear-gradient(180deg, #f8fcff 0%, #eef7ff 100%);
  border-top: 1px solid var(--stroke);
  padding: 0.9rem 1.25rem;
}

.accordion-item {
  border: 1px solid var(--stroke);
  border-radius: 12px;
  overflow: hidden;
  margin-bottom: 0.7rem;
}

.accordion-button {
  font-weight: 700;
  color: #1f2a37;
}

.accordion-button:not(.collapsed) {
  color: var(--primary-dark);
  background: var(--primary-soft);
  box-shadow: none;
}

.supply-switch {
  background: #ffffff;
  border: 1px solid var(--stroke);
  border-radius: 999px;
  padding: 0.2rem;
  display: inline-flex;
  gap: 0.2rem;
}

.supply-switch-btn {
  border: 0;
  background: transparent;
  color: #4b5563;
  border-radius: 999px;
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  font-weight: 700;
  font-size: 0.82rem;
  padding: 0.4rem 1rem;
  transition: all var(--trans-fast);
}

.supply-switch-btn::before {
  width: 1.1rem;
  height: 1.1rem;
  border-radius: 999px;
  display: grid;
  place-items: center;
  font-size: 0.72rem;
  line-height: 1;
  background: #eef2f7;
}

.supply-switch-btn[data-supply='luce']::before {
  content: "⚡";
}

.supply-switch-btn[data-supply='gas']::before {
  content: "🔥";
}

.supply-switch-btn.active {
  color: #ffffff;
  background: linear-gradient(140deg, var(--primary), var(--accent));
  box-shadow: 0 6px 14px rgba(var(--primary-rgb), 0.28);
}

.supply-switch-btn.active::before {
  background: rgba(255, 255, 255, 0.22);
}

.supply-code-pill {
  background: var(--primary-soft);
  color: var(--primary-dark);
  font-weight: 700;
  font-size: 0.78rem;
  letter-spacing: 0.02em;
}

.mobile-nav {
  height: 100%;
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  background: linear-gradient(180deg, #ffffff 0%, #f7faff 100%);
  overflow: visible;
}

.mobile-nav-link {
  border: 0;
  background: transparent;
  color: #4b5563;
  text-decoration: none;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.2rem;
  font-size: 0.68rem;
  position: relative;
  padding-top: 0.35rem;
  transition: color var(--trans-fast), transform var(--trans-fast);
}

.mobile-nav-link:hover,
.mobile-nav-link:focus,
.mobile-nav-link:active,
.mobile-nav-link:visited {
  text-decoration: none;
}

.mobile-nav-link i {
  font-size: 1rem;
  position: relative;
  z-index: 1;
}

.mobile-nav-link.active {
  color: var(--primary);
  transform: translateY(-6px);
}

.mobile-nav-link.active span {
  font-weight: 700;
}

.mobile-nav-link.active i {
  background: #ffffff;
  color: var(--primary);
  border-radius: 999px;
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  font-size: 1.15rem;
  border: 2px solid var(--primary-soft);
  box-shadow: 0 8px 20px rgba(var(--primary-rgb), 0.32);
}

.mobile-nav-link.active::after {
  content: "";
  position: absolute;
  top: -2px;
  width: 54px;
  height: 54px;
  border-radius: 999px;
  background: radial-gradient(circle at 30% 30%, #ffffff 0%, #eaf2ff 100%);
  box-shadow: 0 10px 24px rgba(var(--primary-rgb), 0.18);
  z-index: 0;
}

.table {
  --bs-table-bg: #ffffff;
}

.table-light {
  --bs-table-bg: #eef4ff;
  --bs-table-color: #1b2a44;
}

.list-group-item {
  background: transparent;
  border-color: #edf2fa;
}

.ticket-mobile-list {
  display: grid;
  gap: 0.75rem;
}

.ticket-mobile-item {
  border: 1px solid var(--stroke);
  border-radius: 12px;
  padding: 0.85rem 0.9rem;
  background: #ffffff;
}

.ticket-mobile-id {
  font-weight: 800;
  color: var(--primary-dark);
}

.invoice-mobile-list {
  display: grid;
  gap: 0.75rem;
}

.invoice-mobile-item {
  border: 1px solid var(--stroke);
  border-radius: 12px;
  padding: 0.85rem 0.9rem;
  background: #ffffff;
}

.invoice-mobile-month {
  font-weight: 800;
  color: var(--primary-dark);
}

.reading-mobile-list {
  display: grid;
  gap: 0.75rem;
}

.reading-mobile-item {
  border: 1px solid var(--stroke);
  border-radius: 12px;
  padding: 0.85rem 0.9rem;
  background: #ffffff;
}

.reading-mobile-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 0.5rem;
  margin-bottom: 0.5rem;
}

.reading-mobile-date {
  font-weight: 800;
  color: var(--primary-dark);
}

[data-reading-table][hidden] {
  display: none !important;
}

@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}