/* ============================================================================
   LEV SPACE - MAIN STYLESHEET ENTRY POINT
   
   Questo file importa tutti i moduli CSS nell'ordine corretto.
   La struttura segue il pattern: Tokens → Base → Layout → Components → Pages
   ============================================================================ */

/* ==================== 1. TOKENS (Design Foundations) ==================== */
@import 'styles/tokens/global.css';
@import 'styles/tokens/admin.css';

/* ==================== 2. BASE (Reset & Primitives) ==================== */
@import 'styles/base/reset.css';
@import 'styles/base/typography.css';

/* ==================== 3. LAYOUT (Structure) ==================== */
@import 'styles/layout/containers.css';

/* ==================== 4. COMPONENTS (Reusable Blocks) ==================== */
@import 'styles/components/buttons.css';
@import 'styles/components/forms.css';
@import 'styles/components/cards.css';
@import 'styles/components/calendar.css';
@import 'styles/components/modal.css';

/* ==================== 5. PAGES (Page-specific styles) ==================== */
@import 'styles/pages/admin.css';
@import 'styles/pages/admin-reports.css';
@import 'styles/pages/admin-clienti.css';
@import 'styles/pages/guest-booking.css';
@import 'styles/pages/dashboard.css';

/* ==================== 6. REMAINING STYLES ==================== */
/* Note: Sidebar, Theme Toggle, Hamburger, Utilities & Responsive remain here */

/* ============================================================================
   SIDEBAR (Apple Style)
   ============================================================================ */

.sidebar {
  position: fixed;
  top: 0;
  left: 0;
  width: 280px;
  height: 100%;
  background-color: var(--color-bg-elevated);
  border-right: 1px solid var(--color-border-secondary);
  transform: translateX(-100%);
  transition: transform var(--transition-normal);
  z-index: var(--z-modal);
  display: flex;
  flex-direction: column;
}

.sidebar.active {
  transform: translateX(0);
}

.sidebar-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: var(--color-overlay);
  z-index: calc(var(--z-modal) - 1);
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-normal);
}

.sidebar-overlay.visible {
  opacity: 1;
  visibility: visible;
}

.sidebar-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--space-6);
  border-bottom: 1px solid var(--color-border-secondary);
}

.sidebar-title {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
}

.sidebar-close {
  min-height: 44px;
  min-width: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-xl);
  background: none;
  border: none;
  cursor: pointer;
  color: var(--color-text-secondary);
  border-radius: var(--radius-md);
}

.sidebar-close:hover {
  background-color: var(--color-bg-secondary);
}

.sidebar-nav {
  flex: 1;
  padding: var(--space-4) 0;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
}

.sidebar-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  min-height: 44px;
  padding: var(--space-3) var(--space-6);
  font-size: var(--font-size-base);
  color: var(--color-text-primary);
  text-decoration: none;
  transition: background-color var(--transition-fast);
  border-bottom: 1px solid var(--color-border-secondary);
}

.sidebar-item:hover {
  background-color: var(--color-bg-secondary);
}

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

.sidebar-logout {
  color: var(--color-error);
  margin-top: auto;
}

/* ============================================================================
   THEME TOGGLE (Apple Style)
   ============================================================================ */

.theme-toggle {
  position: fixed;
  bottom: var(--space-6);
  right: var(--space-6);
  z-index: var(--z-fixed);
}

.theme-switch {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  background-color: var(--color-bg-elevated);
  border: 1px solid var(--color-border-secondary);
  border-radius: var(--radius-full);
  box-shadow: var(--shadow-lg);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.theme-switch:hover {
  box-shadow: var(--shadow-xl);
  transform: scale(1.05);
}

.theme-switch-icon {
  font-size: var(--font-size-lg);
  transition: opacity var(--transition-fast);
}

.theme-switch-icon.sun {
  display: block;
}

.theme-switch-icon.moon {
  display: none;
}

[data-theme="dark"] .theme-switch-icon.sun {
  display: none;
}

[data-theme="dark"] .theme-switch-icon.moon {
  display: block;
  color: #FFFFFF;
}

/* ============================================================================
   HAMBURGER MENU
   ============================================================================ */

.hamburger-btn {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 4.5px;
  width: 44px;
  height: 44px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 10px 12px;
  border-radius: var(--radius-md);
  transition: background-color var(--transition-fast);
}

.hamburger-btn:hover {
  background-color: var(--color-bg-secondary);
}

.hamburger-btn span {
  display: block;
  width: 18px;
  height: 1.5px;
  background-color: var(--color-text-primary);
  border-radius: 0.5px;
  transition: all var(--transition-fast);
}

/* ============================================================================
   UTILITY CLASSES
   ============================================================================ */

.hidden {
  display: none !important;
}

.text-center {
  text-align: center;
}

.text-left {
  text-align: left;
}

.text-right {
  text-align: right;
}

.mt-2 {
  margin-top: var(--space-2);
}

.mt-4 {
  margin-top: var(--space-4);
}

.mt-6 {
  margin-top: var(--space-6);
}

.mt-8 {
  margin-top: var(--space-8);
}

.mb-2 {
  margin-bottom: var(--space-2);
}

.mb-4 {
  margin-bottom: var(--space-4);
}

.mb-6 {
  margin-bottom: var(--space-6);
}

.mb-8 {
  margin-bottom: var(--space-8);
}

.p-2 {
  padding: var(--space-2);
}

.p-4 {
  padding: var(--space-4);
}

.p-6 {
  padding: var(--space-6);
}

.p-8 {
  padding: var(--space-8);
}

.flex {
  display: flex;
}

.flex-col {
  flex-direction: column;
}

.items-center {
  align-items: center;
}

.justify-center {
  justify-content: center;
}

.justify-between {
  justify-content: space-between;
}

.gap-2 {
  gap: var(--space-2);
}

.gap-4 {
  gap: var(--space-4);
}

.gap-6 {
  gap: var(--space-6);
}

.grid {
  display: grid;
}

.grid-2 {
  grid-template-columns: repeat(2, 1fr);
}

.grid-3 {
  grid-template-columns: repeat(3, 1fr);
}

/* ============================================================================
   RESPONSIVE DESIGN
   ============================================================================ */

/* Mobile Small (max 480px) */
@media (max-width: 480px) {
  :root {
    --font-size-4xl: 2rem;
    --font-size-3xl: 1.5rem;
    --font-size-2xl: 1.25rem;
  }

  .container {
    padding: 0 var(--space-4);
  }

  .header {
    padding: var(--space-3) var(--space-4);
  }

  .btn-group {
    flex-direction: column;
    width: 100%;
  }

  .btn-group .btn {
    width: 100%;
  }

  .form-row {
    flex-direction: column;
  }

  .modal-content {
    padding: var(--space-6);
    margin: var(--space-4);
  }

  .booking-card {
    flex-direction: column;
    align-items: flex-start;
  }

  .calendar-day-header {
    font-size: var(--font-size-xs);
    padding: var(--space-2);
  }
}

/* Tablet (max 768px) */
@media (max-width: 768px) {
  .container {
    padding: 0 var(--space-5);
  }

  .grid-2,
  .grid-3 {
    grid-template-columns: 1fr;
  }

  .calendar-grid {
    gap: 1px;
  }

  .time-slots-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* Desktop (min 1024px) */
@media (min-width: 1024px) {
  .container {
    padding: 0 var(--space-8);
  }
}

/* Touch devices */
@media (pointer: coarse) {

  .btn,
  .calendar-day:not(.disabled):not(.empty),
  .time-slot:not(.disabled),
  .form-input,
  .sidebar-item {
    min-height: 44px;
  }
}

/* Print */
@media print {

  .header,
  .sidebar,
  .sidebar-overlay,
  .theme-toggle,
  .btn {
    display: none !important;
  }

  body {
    background: white;
    color: black;
  }

  .container {
    max-width: 100%;
    padding: 0;
  }
}

/* Admin Drag & Drop Mobile */
.admin-cell.has-booking,
.booking-item,
.booking-chip {
  -webkit-touch-callout: none;
  -webkit-user-select: none;
  -moz-user-select: none;
  -ms-user-select: none;
  user-select: none;
}

/* ============================================================================
   BRAND LOGO & THEME SWITCHING ASSETS
   ============================================================================ */

.brand-logo {
  display: inline-block;
  width: 100%;
  max-width: 100%;
  /* Responsive Height: 350px default, but max 40% of viewport on mobile */
  height: 350px;
  max-height: 40vh;
  /* Prevent overflow */
  background-size: contain;
  background-repeat: no-repeat;
  background-position: center;
  /* Mask edges to hide any hard lines or shadows */
  -webkit-mask-image: radial-gradient(closest-side, black 85%, transparent 100%);
  mask-image: radial-gradient(closest-side, black 85%, transparent 100%);
}

/* Light Mode: Use off_w_Lev */
html[data-theme="light"] .brand-logo {
  background-image: url("/images/off_w_Lev.png");
  /* Ensure content property doesn't interfere if it was cached */
  content: none;
  mix-blend-mode: multiply;
}

/* Dark Mode: Use off_b_Lev */
html[data-theme="dark"] .brand-logo {
  background-image: url("/images/off_b_Lev.png");
  content: none;
  mix-blend-mode: screen;
}

/* ============================================================================
   THEME WIPE ANIMATION (View Transitions & Fallback)
   ============================================================================ */

@media (prefers-reduced-motion: reduce) {

  ::view-transition-old(root),
  ::view-transition-new(root) {
    animation: none !important;
  }
}

@media (prefers-reduced-motion: no-preference) {

  ::view-transition-old(root),
  ::view-transition-new(root) {
    animation-duration: 420ms;
    animation-timing-function: ease-in-out;
  }

  /* Dark ON: wipe L -> R */
  html[data-vt="to-dark"]::view-transition-new(root) {
    animation-name: wipe-ltr;
  }

  /* Light ON: wipe R -> L */
  html[data-vt="to-light"]::view-transition-new(root) {
    animation-name: wipe-rtl;
  }

  @keyframes wipe-ltr {
    from {
      clip-path: inset(0 100% 0 0);
    }

    to {
      clip-path: inset(0 0 0 0);
    }
  }

  @keyframes wipe-rtl {
    from {
      clip-path: inset(0 0 0 100%);
    }

    to {
      clip-path: inset(0 0 0 0);
    }
  }
}

/* Fallback Overlay Wipe */
.theme-wipe {
  position: fixed;
  inset: 0;
  background: var(--wipe-color);
  pointer-events: none;
  z-index: 999999;
  clip-path: inset(0 100% 0 0);
}

.theme-wipe.is-on.ltr {
  animation: wipe-ltr 420ms ease-in-out forwards;
}

.theme-wipe.is-on.rtl {
  animation: wipe-rtl 420ms ease-in-out forwards;
}

/* ============================================================================
   GROUP SELECTION BUTTONS (Apple 16px spacing, 44pt hit area)
   ============================================================================ */

.group-selection-buttons {
  display: flex;
  flex-direction: column;
  gap: 16px;
  /* Apple standard spacing between blocks */
}

.group-selection-buttons .btn,
.group-btn {
  min-height: 44px;
  /* Apple minimum touch target */
  font-size: 1rem;
}