/* GLASSMORPHISM THEME */
/* Tema gestito da theme.css con html[data-theme] selector */

:root {
  color-scheme: light dark;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Text', Inter, 'Segoe UI', system-ui, sans-serif;
  font-size: 16px;
  color: var(--text);
  min-height: 100vh;
  overscroll-behavior: none;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

button, input, select, textarea {
  font: inherit;
}

input, select, textarea {
  font-size: 1rem;
}

button {
  border: none;
  background: none;
  cursor: pointer;
}

.app-shell {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: calc(0.85rem + env(safe-area-inset-top)) 1.1rem 0.85rem 1.1rem;
  background: color-mix(in srgb, var(--glass-primary) 85%, transparent);
  backdrop-filter: var(--blur-glass) var(--saturate-glass);
  -webkit-backdrop-filter: var(--blur-glass) var(--saturate-glass);
  border-bottom: 0.5px solid var(--glass-border);
  position: sticky;
  top: 0;
  z-index: 5;
  box-sizing: border-box;
}

html[data-theme="light"] .topbar {
  border-bottom-color: rgba(255, 255, 255, 0.75);
}

.topbar-actions {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.install-topbar-btn {
  width: 2.8rem;
  height: 2.8rem;
  border-radius: 999px;
  display: flex !important;
  align-items: center;
  justify-content: center;
  background: var(--glass-secondary);
  backdrop-filter: var(--blur-glass) var(--saturate-glass);
  -webkit-backdrop-filter: var(--blur-glass) var(--saturate-glass);
  border: 1px solid var(--glass-border);
  box-shadow: var(--glass-highlight);
  color: var(--text);
  font-size: 1.3rem;
  transition: transform var(--duration-fast) var(--easing-smooth),
              background var(--duration-fast) var(--easing-smooth);
  cursor: pointer;
}

html[data-theme="light"] .install-topbar-btn {
  border-color: rgba(255, 255, 255, 0.75);
}

.install-topbar-btn:active {
  transform: scale(0.95);
  box-shadow: 0 4px 12px rgba(99, 102, 241, 0.25);
}

.brand {
  font-size: 1.15rem;
  font-weight: 800;
  letter-spacing: -0.022em;
  color: var(--text);
}

.icon-button {
  width: 2.8rem;
  height: 2.8rem;
  border-radius: 999px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--glass-secondary);
  backdrop-filter: var(--blur-glass) var(--saturate-glass);
  -webkit-backdrop-filter: var(--blur-glass) var(--saturate-glass);
  border: 1px solid var(--glass-border);
  box-shadow: var(--glass-highlight);
  color: var(--text);
  transition: transform var(--duration-fast) var(--easing-smooth),
              background var(--duration-fast) var(--easing-smooth);
}

html[data-theme="light"] .icon-button {
  border-color: rgba(255, 255, 255, 0.75);
}

.icon-button:active {
  transform: scale(0.95);
}

.page-content {
  flex: 1;
  padding: 1.25rem 1.1rem calc(110px + env(safe-area-inset-bottom)) 1.1rem;
}

.section {
  margin-bottom: 2rem;
}

.card {
  background: var(--glass-primary);
  backdrop-filter: var(--blur-glass) var(--saturate-glass);
  -webkit-backdrop-filter: var(--blur-glass) var(--saturate-glass);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xl);
  box-shadow: var(--glass-highlight), var(--shadow-md);
  padding: 1.5rem;
  margin-bottom: 1.25rem;
  box-sizing: border-box;
  transition: border-color var(--duration-normal) var(--easing-smooth);
}

.card:hover {
  border-color: var(--glass-border-hover);
}

h1, h2, h3 {
  margin: 0 0 1rem;
  font-weight: 700;
  letter-spacing: -0.022em;
}

h1 {
  font-size: 1.7rem;
  font-weight: 800;
}

h2 {
  font-size: 1.18rem;
  font-weight: 700;
}

p {
  margin: 0 0 0.75rem;
  line-height: 1.5;
}

button.primary,
button.button-primary {
  width: 100%;
  background: linear-gradient(180deg,
    color-mix(in srgb, var(--primary) 88%, white 12%) 0%,
    var(--primary) 100%);
  color: #fff;
  border-radius: var(--radius-md);
  padding: 0.95rem 1.25rem;
  min-height: 48px;
  font-weight: 600;
  letter-spacing: -0.01em;
  border: none;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.30),
              0 8px 22px -8px color-mix(in srgb, var(--primary) 65%, transparent);
  transition: transform var(--duration-fast) var(--easing-smooth),
              filter var(--duration-fast) var(--easing-smooth);
}

button.primary:hover,
button.button-primary:hover {
  filter: brightness(1.06);
}

button.primary:active,
button.button-primary:active {
  transform: scale(0.97);
  filter: brightness(0.95);
}

button.secondary,
button.button-secondary {
  width: 100%;
  background: var(--glass-secondary);
  backdrop-filter: var(--blur-glass) var(--saturate-glass);
  -webkit-backdrop-filter: var(--blur-glass) var(--saturate-glass);
  color: var(--text);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  padding: 0.95rem 1.25rem;
  min-height: 48px;
  font-weight: 600;
  letter-spacing: -0.01em;
  box-shadow: var(--glass-highlight);
  transition: background var(--duration-fast) var(--easing-smooth),
              transform var(--duration-fast) var(--easing-smooth);
}

button.secondary:hover,
button.button-secondary:hover {
  background: var(--glass-primary);
}

button.secondary:active,
button.button-secondary:active {
  transform: scale(0.97);
}

button.danger {
  background: rgba(211, 47, 47, 0.15);
  color: var(--danger);
  padding: 0.5rem 1rem;
  border-radius: 8px;
  font-size: 0.9rem;
}

button:active {
  opacity: 0.75;
  transform: scale(0.97);
  transition: opacity 0.08s, transform 0.08s;
}

input, select, textarea {
  width: 100%;
  padding: 0.9rem 1rem;
  min-height: 48px;
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  background: var(--glass-secondary);
  backdrop-filter: blur(20px) var(--saturate-glass);
  -webkit-backdrop-filter: blur(20px) var(--saturate-glass);
  color: var(--text);
  font-size: 16px;
  box-shadow: var(--glass-highlight);
  transition: border-color var(--duration-fast) var(--easing-smooth),
              box-shadow var(--duration-fast) var(--easing-smooth);
  box-sizing: border-box;
}

html[data-theme="light"] input,
html[data-theme="light"] select,
html[data-theme="light"] textarea {
  border-color: rgba(255, 255, 255, 0.70);
}

input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: var(--glass-highlight),
              0 0 0 4px color-mix(in srgb, var(--primary) 22%, transparent);
  background: var(--glass-primary);
}

input[type="number"] {
  -moz-appearance: textfield;
}

input[type="number"]::-webkit-outer-spin-button,
input[type="number"]::-webkit-inner-spin-button {
  -webkit-appearance: none;
  margin: 0;
}

input::placeholder,
textarea::placeholder {
  color: var(--text-muted);
  opacity: 0.8;
}

/* Dock flottante: staccato dai bordi, come la tab bar di iOS 18+ */
.bottom-nav {
  position: fixed;
  bottom: calc(0.7rem + env(safe-area-inset-bottom));
  left: 50%;
  transform: translateX(-50%);
  width: min(calc(100% - 1.4rem), 460px);
  z-index: 100;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(0, 1fr));
  gap: 0.25rem;
  padding: 0.4rem;
  background: var(--glass-thick, var(--glass-primary));
  backdrop-filter: blur(44px) var(--saturate-glass);
  -webkit-backdrop-filter: blur(44px) var(--saturate-glass);
  border: 1px solid var(--glass-border);
  border-radius: 28px;
  box-shadow: var(--glass-highlight-strong), var(--shadow-lg);
  box-sizing: border-box;
}

.nav-button {
  border-radius: 22px;
  padding: 0.55rem 0.2rem;
  background: transparent;
  border: none;
  color: var(--muted);
  font-weight: 600;
  font-size: 0.75rem;
  transition: background var(--duration-fast) var(--easing-smooth),
              color var(--duration-fast) var(--easing-smooth),
              transform var(--duration-fast) var(--easing-smooth);
  line-height: 1.2;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.2rem;
  min-height: 50px;
}

.nav-button:active {
  transform: scale(0.94);
}

.nav-emoji {
  font-size: 1.2rem;
  line-height: 1;
  transition: transform var(--duration-fast) var(--easing-bounce);
}

.nav-label {
  font-size: 0.62rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  line-height: 1;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  max-width: 100%;
}

/* Attivo: pill tinta, come la tab selezionata su iOS */
.nav-button.active {
  background: color-mix(in srgb, var(--primary) 16%, transparent);
  color: var(--primary);
}

.nav-button.active .nav-emoji {
  transform: scale(1.08);
}

.badge-row {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.75rem;
}

.summary-card {
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
}

.bar-visual {
  height: 12px;
  width: 100%;
  border-radius: 999px;
  background: var(--surface-strong);
  overflow: hidden;
}

.bar-fill {
  height: 100%;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--primary) 0%, var(--accent) 100%);
}

.alert {
  padding: 0.9rem 1rem;
  background: var(--glass-secondary);
  backdrop-filter: var(--blur-glass) saturate(135%);
  -webkit-backdrop-filter: var(--blur-glass) saturate(135%);
  border: 1px solid var(--glass-border);
  border-left: 4px solid var(--accent);
  border-radius: 12px;
  color: var(--text);
  margin-bottom: 1rem;
  box-sizing: border-box;
  transition: all var(--duration-normal) var(--easing-smooth);
}

html[data-theme="light"] .alert {
  border-color: rgba(255, 255, 255, 0.72);
  border-left-color: var(--accent);
}

.alert.warning {
  border-left-color: var(--danger);
}

.list-group {
  list-style: none;
  margin: 0;
  padding: 0;
}

.list-group li {
  padding: 0.85rem 0;
  border-bottom: 1px solid var(--border);
}

.list-group li:last-child {
  border-bottom: none;
}

.list-item-title {
  font-weight: 700;
}

.small-muted {
  color: var(--muted);
  font-size: 0.92rem;
}

.field-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(5, 7, 14, 0.45);
  backdrop-filter: blur(20px) saturate(120%);
  -webkit-backdrop-filter: blur(20px) saturate(120%);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  z-index: 999;
  animation: overlay-in var(--duration-normal) var(--easing-smooth);
}

html[data-theme="light"] .modal-overlay {
  background: rgba(40, 48, 80, 0.25);
}

@keyframes overlay-in {
  from { opacity: 0; }
  to { opacity: 1; }
}

.modal-backdrop {
  position: fixed;
  inset: 0;
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  z-index: 50;
}

.modal-card {
  width: min(100%, 700px);
  max-height: 90vh;
  overflow-y: auto;
  border-radius: var(--radius-xl);
  background: var(--glass-thick, var(--glass-primary));
  backdrop-filter: blur(48px) var(--saturate-glass);
  -webkit-backdrop-filter: blur(48px) var(--saturate-glass);
  border: 1px solid var(--glass-border);
  box-shadow: var(--glass-highlight-strong), var(--shadow-lg);
  position: relative;
  padding: 2rem;
  box-sizing: border-box;
  animation: card-in var(--duration-slow) var(--easing-smooth);
}

@keyframes card-in {
  from { opacity: 0; transform: translateY(24px) scale(0.98); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}

/* Mobile: bottom sheet alla iOS, con grabber */
@media (max-width: 640px) {
  .modal-overlay {
    align-items: flex-end;
    padding: 0;
  }

  .modal-card {
    width: 100%;
    max-height: 92dvh;
    border-radius: var(--radius-xl) var(--radius-xl) 0 0;
    border-bottom: none;
    padding: 2.1rem 1.25rem calc(1.5rem + env(safe-area-inset-bottom)) 1.25rem;
    animation: sheet-up var(--duration-slow) var(--easing-smooth);
  }

  .modal-card::before {
    content: '';
    position: absolute;
    top: 9px;
    left: 50%;
    transform: translateX(-50%);
    width: 38px;
    height: 5px;
    border-radius: 99px;
    background: color-mix(in srgb, var(--text) 22%, transparent);
  }

  @keyframes sheet-up {
    from { transform: translateY(40%); opacity: 0.4; }
    to { transform: translateY(0); opacity: 1; }
  }
}

.modal-body {
  width: 100%;
}

/* .modal/.modal-content sono il sistema usato da activities.js (allenamenti).
   Allineato a .modal-overlay/.modal-card (modal.js, il sistema condiviso) così
   ogni finestra dell'app ha la stessa grafica: stesso blur/ombra/raggio a
   token, stessa animazione di entrata, stesso bottom-sheet su mobile. */
.modal {
  position: fixed;
  inset: 0;
  background: rgba(5, 7, 14, 0.45);
  backdrop-filter: blur(20px) saturate(120%);
  -webkit-backdrop-filter: blur(20px) saturate(120%);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  z-index: 999;
  overflow-y: auto;
  animation: overlay-in var(--duration-normal) var(--easing-smooth);
}

html[data-theme="light"] .modal {
  background: rgba(40, 48, 80, 0.25);
}

.modal-content {
  width: 100%;
  max-width: 500px;
  max-height: 90vh;
  overflow-y: auto;
  border-radius: var(--radius-xl);
  background: var(--glass-thick, var(--glass-primary));
  backdrop-filter: blur(48px) var(--saturate-glass);
  -webkit-backdrop-filter: blur(48px) var(--saturate-glass);
  border: 1px solid var(--glass-border);
  box-shadow: var(--glass-highlight-strong), var(--shadow-lg);
  padding: 2rem;
  position: relative;
  box-sizing: border-box;
  animation: card-in var(--duration-slow) var(--easing-smooth);
}

/* Mobile: bottom sheet alla iOS, come .modal-card */
@media (max-width: 640px) {
  .modal {
    align-items: flex-end;
    padding: 0;
  }

  .modal-content {
    max-height: 92dvh;
    border-radius: var(--radius-xl) var(--radius-xl) 0 0;
    border-bottom: none;
    padding: 2.1rem 1.25rem calc(1.5rem + env(safe-area-inset-bottom)) 1.25rem;
    animation: sheet-up var(--duration-slow) var(--easing-smooth);
  }

  .modal-content::before {
    content: '';
    position: absolute;
    top: 9px;
    left: 50%;
    transform: translateX(-50%);
    width: 38px;
    height: 5px;
    border-radius: 99px;
    background: color-mix(in srgb, var(--text) 22%, transparent);
  }
}

.modal-header {
  margin-bottom: 1.5rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--glass-border);
}

.modal-header h2 {
  margin: 0;
  font-size: 1.4rem;
  font-weight: 700;
}

.form-group {
  margin-bottom: 1.25rem;
}

.form-group label {
  display: block;
  font-weight: 600;
  margin-bottom: 0.5rem;
  font-size: 0.95rem;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 0.75rem;
  background: var(--glass-secondary);
  border: 1px solid var(--glass-border);
  border-radius: 10px;
  color: var(--text);
  font-size: 1rem;
  transition: all 0.2s ease;
  box-sizing: border-box;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary);
  background: var(--surface);
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

.modal-close {
  position: absolute;
  top: 0.9rem;
  right: 0.9rem;
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: var(--glass-secondary);
  border: 1px solid var(--glass-border);
  color: var(--text-muted);
  font-size: 0.85rem;
  cursor: pointer;
  z-index: 2;
  transition: transform var(--duration-fast) var(--easing-smooth);
}

.modal-close:active {
  transform: scale(0.92);
}

.tag {
  display: inline-flex;
  padding: 0.35rem 0.7rem;
  border-radius: 999px;
  background: rgba(232, 240, 255, 0.7);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(224, 231, 255, 0.5);
  margin-right: 0.4rem;
  margin-bottom: 0.4rem;
  font-size: 0.85rem;
}

.hidden {
  display: none !important;
}

.small-action {
  display: inline-flex;
  min-height: 44px;
  padding: 0.7rem 1rem;
  font-size: 0.92rem;
  border-radius: 12px;
  margin-top: 0.65rem;
  align-items: center;
}

#toastContainer {
  position: fixed;
  left: 50%;
  bottom: calc(5.6rem + env(safe-area-inset-bottom)); /* sopra il dock flottante */
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  align-items: center;
  z-index: 300; /* sopra modali e nav */
  width: min(92vw, 420px);
  pointer-events: none;
}

.toast {
  background: var(--glass-thick, var(--glass-primary));
  backdrop-filter: blur(40px) var(--saturate-glass);
  -webkit-backdrop-filter: blur(40px) var(--saturate-glass);
  border: 1px solid var(--glass-border);
  padding: 0.8rem 1rem;
  border-radius: 16px;
  box-shadow: var(--shadow-md);
  box-sizing: border-box;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  max-width: 100%;
  pointer-events: auto;
  animation: toast-in 0.25s var(--easing-smooth);
}

.toast-text {
  flex: 1;
  min-width: 0;
}

.toast-success { border-left: 4px solid #22c55e; }
.toast-error { border-left: 4px solid #ef4444; }

.toast-action {
  flex-shrink: 0;
  background: none;
  border: none;
  color: var(--primary);
  font-weight: 700;
  font-size: 0.9rem;
  cursor: pointer;
  padding: 0.5rem 0.6rem;
  margin: -0.5rem -0.4rem -0.5rem 0;
  border-radius: 8px;
  min-height: 44px;
}

.toast-action:active {
  background: var(--glass-secondary);
}

.toast-out {
  opacity: 0;
  transform: translateY(8px);
  transition: opacity 0.25s ease, transform 0.25s ease;
}

@keyframes toast-in {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: translateY(0); }
}

html[data-theme="light"] .toast {
  border-color: rgba(255, 255, 255, 0.82);
  box-shadow: 0 8px 32px rgba(99, 102, 241, 0.18);
}

@media (max-width: 520px) {
  .field-grid {
    grid-template-columns: 1fr;
  }

  .badge-row {
    grid-template-columns: 1fr;
  }
}

/* FORM GROUPS & INPUTS */
.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  margin-bottom: 1.5rem;
}

.form-group label {
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--text-primary, var(--text));
  letter-spacing: 0.2px;
}

.form-group input,
.form-group select,
.form-group textarea {
  padding: 0.85rem 1rem;
  font-size: 1rem;
  box-sizing: border-box;
}

label {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  margin-bottom: 1.5rem;
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--text-primary, var(--text));
  letter-spacing: 0.2px;
}

label input,
label select,
label textarea {
  width: 100%;
  padding: 1rem;
  min-height: 48px;
  font-size: 16px;
  margin: 0;
}

.input-hint {
  display: block;
  font-size: 0.8rem;
  color: var(--text-muted, var(--muted));
  margin-top: -0.3rem;
}

/* TWO-COLUMN LAYOUT FOR FORM GROUPS */
.form-grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

@media (max-width: 768px) {
  .form-grid-2 {
    grid-template-columns: 1fr;
    gap: 0.75rem;
  }
}

/* Estimated Food Form */
.estimated-food-form {
  padding: 1rem;
}

.estimated-food-form form {
  margin-bottom: 1rem;
}

.estimated-food-form .form-hint {
  color: var(--muted);
  font-size: 0.9rem;
  margin-bottom: 1rem;
}

.estimated-preview {
  margin-top: 1.5rem;
  padding: 1.25rem;
  background: var(--glass-secondary);
  backdrop-filter: var(--blur-glass) saturate(140%);
  -webkit-backdrop-filter: var(--blur-glass) saturate(140%);
  border: 1px solid var(--glass-border);
  border-radius: 16px;
  box-sizing: border-box;
  transition: all var(--duration-normal) var(--easing-smooth);
}

html[data-theme="light"] .estimated-preview {
  border-color: rgba(255, 255, 255, 0.72);
}

.preview-header {
  margin-bottom: 1.5rem;
}

.preview-header h3 {
  margin: 0 0 0.5rem 0;
}

.quality-badge {
  color: var(--muted);
  font-size: 0.85rem;
  margin: 0;
}

.nutrition-preview {
  margin: 1.5rem 0;
}

.nutrition-preview h4 {
  margin: 0 0 1rem 0;
  font-size: 0.95rem;
}

.nutrition-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.8rem;
  margin-bottom: 1rem;
}

@media (min-width: 520px) {
  .nutrition-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.nutrition-item {
  padding: 0.85rem;
  background: var(--glass-secondary);
  backdrop-filter: var(--blur-glass) saturate(130%);
  -webkit-backdrop-filter: var(--blur-glass) saturate(130%);
  border: 1px solid var(--glass-border);
  border-radius: 12px;
  text-align: center;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  box-sizing: border-box;
  transition: all var(--duration-normal) var(--easing-smooth);
}

html[data-theme="light"] .nutrition-item {
  border-color: rgba(255, 255, 255, 0.65);
}

.nutrition-item .label {
  font-size: 0.8rem;
  color: var(--muted);
  font-weight: 500;
}

.nutrition-item .value {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text);
}

.disclaimer {
  padding: 0.9rem 1rem;
  margin: 1rem 0;
  background: var(--glass-secondary);
  backdrop-filter: var(--blur-glass) saturate(132%);
  -webkit-backdrop-filter: var(--blur-glass) saturate(132%);
  border: 1px solid var(--glass-border);
  border-left: 4px solid var(--accent);
  border-radius: 10px;
  font-size: 0.85rem;
  color: var(--muted);
  box-sizing: border-box;
  transition: all var(--duration-normal) var(--easing-smooth);
}

html[data-theme="light"] .disclaimer {
  border-color: rgba(255, 255, 255, 0.68);
  border-left-color: var(--accent);
}

.form-actions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem;
  margin-top: 1rem;
}

/* Week View - Scroll orizzontale */
.week-scroll {
  display: flex;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  gap: 0.75rem;
  padding: 0.5rem 0;
  margin: 0 -1rem;
  padding-left: 1rem;
  padding-right: 1rem;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
}

.week-scroll::-webkit-scrollbar {
  display: none;
}

.week-day-card {
  min-width: 130px;
  flex-shrink: 0;
  scroll-snap-align: start;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 0.75rem !important;
  text-align: center;
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.36);
  backdrop-filter: blur(16px) saturate(135%);
  -webkit-backdrop-filter: blur(16px) saturate(135%);
  border: 1px solid rgba(255, 255, 255, 0.68);
  color: var(--text);
  transition: all 180ms cubic-bezier(0.22, 0.61, 0.36, 1);
  box-sizing: border-box;
}

@media (prefers-color-scheme: dark) {
  .week-day-card {
    background: rgba(10, 16, 35, 0.26);
    backdrop-filter: blur(18px) saturate(150%);
    -webkit-backdrop-filter: blur(18px) saturate(150%);
    border: 1px solid rgba(255, 255, 255, 0.09);
  }
}

.week-day-header {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  width: 100%;
  margin-bottom: 0.5rem;
}

.week-day-label {
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--muted);
}

.week-day-status {
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.25rem 0.5rem;
  border-radius: 4px;
  text-transform: uppercase;
}

.status-ok {
  background: rgba(46, 125, 50, 0.2);
  color: var(--success);
}

.status-low {
  background: rgba(251, 140, 0, 0.2);
  color: var(--accent);
}

.status-high {
  background: rgba(211, 47, 47, 0.2);
  color: var(--danger);
}

.week-day-kcal {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 0.25rem;
}

.week-day-unit {
  font-size: 0.75rem;
  color: var(--muted);
}

.week-day-card.today {
  border: 2px solid var(--primary);
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.15) 0%, rgba(168, 85, 247, 0.1) 100%);
  box-shadow: 0 8px 16px rgba(99, 102, 241, 0.2);
}

@media (prefers-color-scheme: dark) {
  .week-day-card.today {
    border: 2px solid var(--primary-light);
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.2) 0%, rgba(168, 85, 247, 0.15) 100%);
  }
}

/* PWA Install Button */
.install-app-btn {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  padding: 1rem;
  margin-top: 0.75rem;
  background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.25);
  border-radius: 12px;
  font-weight: 600;
  font-size: 1rem;
  transition: all 180ms cubic-bezier(0.22, 0.61, 0.36, 1);
  box-shadow: 0 8px 20px rgba(99, 102, 241, 0.35);
}

.install-app-btn:hover {
  box-shadow: 0 12px 28px rgba(99, 102, 241, 0.45);
  transform: translateY(-2px);
}

.install-app-btn:active {
  transform: scale(0.98);
}

.install-app-btn span:first-child {
  font-size: 1.3rem;
}

/* Weight Loss Tab Styles */
.weight-loss-section {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.weight-loss-card {
  background: linear-gradient(135deg, var(--surface) 0%, rgba(168, 85, 247, 0.02) 100%);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 1.5rem;
  backdrop-filter: blur(var(--glass-blur));
  box-shadow: var(--shadow);
}

.weight-loss-card h2 {
  font-size: 1.3rem;
  margin: 0 0 1.5rem 0;
  color: var(--text);
}

.weight-loss-card h3 {
  font-size: 1rem;
  margin: 0 0 0.75rem 0;
  color: var(--text);
}

/* Summary Boxes */
.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
}

.summary-box {
  padding: 1rem;
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.08) 0%, rgba(168, 85, 247, 0.08) 100%);
  border: 1px solid var(--border);
  border-left: 3px solid var(--primary);
  border-radius: 12px;
  text-align: center;
  transition: all 0.3s ease;
}

.summary-box:hover {
  box-shadow: 0 4px 12px rgba(99, 102, 241, 0.15);
  transform: translateY(-2px);
}

.summary-label {
  font-size: 0.75rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 0.5rem;
}

.summary-value {
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 0.25rem;
}

.summary-unit {
  font-size: 0.75rem;
  color: var(--muted);
}

/* Chart Bars */
.chart-bars {
  display: flex;
  align-items: flex-end;
  justify-content: space-around;
  height: 150px;
  gap: 0.5rem;
  padding: 1rem 0;
  border-bottom: 2px solid var(--border);
}

.bar-wrapper {
  display: flex;
  flex-direction: column;
  align-items: center;
  flex: 1;
  height: 100%;
  gap: 0.5rem;
}

.bar {
  width: 100%;
  border-radius: 8px 8px 0 0;
  min-height: 4px;
  transition: all 0.3s ease;
  opacity: 0.8;
}

.bar:hover {
  opacity: 1;
  filter: brightness(1.2);
}

.bar-label {
  font-size: 0.7rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.3px;
  white-space: nowrap;
}

/* Forms */
.weight-session-form,
.cardio-session-form,
.weight-entry-form {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.weight-session-form label,
.cardio-session-form label,
.weight-entry-form label {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.label-text {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text);
}

.weight-session-form input,
.weight-session-form select,
.cardio-session-form input,
.cardio-session-form select,
.weight-entry-form input {
  padding: 0.75rem;
  background: var(--surface-strong);
  border: 1px solid var(--border);
  border-radius: 10px;
  color: var(--text);
  font-size: 1rem;
  transition: all 0.2s ease;
}

.weight-session-form input:focus,
.weight-session-form select:focus,
.cardio-session-form input:focus,
.cardio-session-form select:focus,
.weight-entry-form input:focus {
  outline: none;
  border-color: var(--primary);
  background: var(--surface);
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

/* Session Items */
.session-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.75rem;
  margin-bottom: 0.5rem;
  background: rgba(99, 102, 241, 0.05);
  border-left: 3px solid var(--primary);
  border-radius: 8px;
}

.session-label {
  flex: 1;
  font-size: 0.9rem;
  color: var(--text);
}

.session-calories {
  font-weight: 600;
  color: var(--accent);
  margin-right: 1rem;
}

.delete-session-btn {
  color: var(--muted);
  font-size: 1rem;
  cursor: pointer;
  transition: color 0.2s ease;
}

.delete-session-btn:hover {
  color: var(--danger);
}

/* Goal Form */
.goal-form-container {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.goal-form-container label {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.goal-form-container input {
  padding: 0.75rem;
  background: var(--surface-strong);
  border: 1px solid var(--border);
  border-radius: 10px;
  color: var(--text);
  font-size: 1rem;
  transition: all 0.2s ease;
}

.goal-form-container input:focus {
  outline: none;
  border-color: var(--primary);
  background: var(--surface);
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

/* Responsive */
@media (max-width: 640px) {
  .weight-loss-card {
    padding: 1rem;
  }

  .grid-2 {
    grid-template-columns: 1fr;
  }

  .summary-value {
    font-size: 1.5rem;
  }

  .chart-bars {
    height: 120px;
  }

  .weight-loss-card h2 {
    font-size: 1.1rem;
  }

  .weight-loss-card h3 {
    font-size: 0.95rem;
  }
}

/* Mobile-optimized modal */
@media (max-width: 640px) {
  .modal-overlay {
    padding: 0.5rem;
  }

  .modal-card {
    width: 100%;
    max-width: 90vw;
    max-height: 95vh;
    padding: 1.5rem;
    border-radius: 16px;
  }

  .modal-header {
    margin-bottom: 1.25rem;
  }

  .modal-header h2 {
    font-size: 1.2rem;
  }

  .form-group {
    margin-bottom: 1rem;
  }

  .form-group label {
    font-size: 0.9rem;
  }
}


/* ─── Empty states ─────────────────────────────────────────── */
.empty-state {
  text-align: center;
  padding: 1.5rem 1rem;
  color: var(--muted);
}

.empty-state-emoji {
  font-size: 2rem;
  display: block;
  margin-bottom: 0.5rem;
}

.empty-state-title {
  font-weight: 700;
  color: var(--text);
  margin-bottom: 0.25rem;
}

.empty-state-hint {
  font-size: 0.85rem;
  line-height: 1.4;
}

/* ─── Icon action buttons (✎ ✕ nelle liste): touch target adeguato ── */
.icon-action {
  background: none;
  border: none;
  cursor: pointer;
  font-size: 1.05rem;
  padding: 0.55rem;
  margin: -0.3rem;
  border-radius: 10px;
  min-width: 42px;
  min-height: 42px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.icon-action:active {
  background: var(--glass-secondary);
}

.icon-action.edit { color: var(--text-muted); }
.icon-action.delete { color: var(--danger); }

/* ─── Fallback: browser senza backdrop-filter → pannelli quasi solidi ─── */
@supports not ((backdrop-filter: blur(1px)) or (-webkit-backdrop-filter: blur(1px))) {
  .card, .glass-card, .glass-card-light, .modal-card, .modal-content,
  .bottom-nav, .topbar, .toast, .list-item {
    background: var(--bg-secondary);
  }
}