/* ============================================
   MA POPOTE - Layout Utilities
   ============================================ */

/* Container */
.container {
  width: 100%;
  max-width: var(--container-xl);
  margin: 0 auto;
  padding: 0 var(--space-md);
}

.container-sm { max-width: var(--container-sm); }
.container-md { max-width: var(--container-md); }
.container-lg { max-width: var(--container-lg); }
.container-xl { max-width: var(--container-xl); }

/* Flex */
.flex { display: flex; }
.flex-col { flex-direction: column; }
.flex-row { flex-direction: row; }
.flex-wrap { flex-wrap: wrap; }
.flex-1 { flex: 1; }
.flex-shrink-0 { flex-shrink: 0; }

.items-center { align-items: center; }
.items-start { align-items: flex-start; }
.items-end { align-items: flex-end; }
.items-stretch { align-items: stretch; }

.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.justify-end { justify-content: flex-end; }
.justify-start { justify-content: flex-start; }
.justify-around { justify-content: space-around; }

.gap-xs { gap: var(--space-xs); }
.gap-sm { gap: var(--space-sm); }
.gap-md { gap: var(--space-md); }
.gap-lg { gap: var(--space-lg); }
.gap-xl { gap: var(--space-xl); }
.gap-2xl { gap: var(--space-2xl); }

/* Grid */
.grid { display: grid; }
.grid-cols-1 { grid-template-columns: repeat(1, 1fr); }
.grid-cols-2 { grid-template-columns: repeat(2, 1fr); }
.grid-cols-3 { grid-template-columns: repeat(3, 1fr); }
.grid-cols-4 { grid-template-columns: repeat(4, 1fr); }

/* Text alignment */
.text-left { text-align: left; }
.text-center { text-align: center; }
.text-right { text-align: right; }

/* Display */
.block { display: block; }
.inline-block { display: inline-block; }
.inline-flex { display: inline-flex; }
.hidden { display: none; }

/* Position */
.relative { position: relative; }
.absolute { position: absolute; }
.fixed { position: fixed; }
.sticky { position: sticky; }

/* Overflow */
.overflow-hidden { overflow: hidden; }
.overflow-auto { overflow: auto; }
.overflow-x-auto { overflow-x: auto; }
.overflow-y-auto { overflow-y: auto; }

/* Width / Height */
.w-full { width: 100%; }
.h-full { height: 100%; }
.min-h-screen { min-height: 100vh; }

/* Spacing utilities */
.m-auto { margin: auto; }
.mx-auto { margin-left: auto; margin-right: auto; }

.p-xs { padding: var(--space-xs); }
.p-sm { padding: var(--space-sm); }
.p-md { padding: var(--space-md); }
.p-lg { padding: var(--space-lg); }
.p-xl { padding: var(--space-xl); }
.p-2xl { padding: var(--space-2xl); }

.px-md { padding-left: var(--space-md); padding-right: var(--space-md); }
.px-lg { padding-left: var(--space-lg); padding-right: var(--space-lg); }
.px-xl { padding-left: var(--space-xl); padding-right: var(--space-xl); }

.py-md { padding-top: var(--space-md); padding-bottom: var(--space-md); }
.py-lg { padding-top: var(--space-lg); padding-bottom: var(--space-lg); }
.py-xl { padding-top: var(--space-xl); padding-bottom: var(--space-xl); }
.py-2xl { padding-top: var(--space-2xl); padding-bottom: var(--space-2xl); }
.py-3xl { padding-top: var(--space-3xl); padding-bottom: var(--space-3xl); }

.mt-sm { margin-top: var(--space-sm); }
.mt-md { margin-top: var(--space-md); }
.mt-lg { margin-top: var(--space-lg); }
.mt-xl { margin-top: var(--space-xl); }
.mt-2xl { margin-top: var(--space-2xl); }

.mb-sm { margin-bottom: var(--space-sm); }
.mb-md { margin-bottom: var(--space-md); }
.mb-lg { margin-bottom: var(--space-lg); }
.mb-xl { margin-bottom: var(--space-xl); }
.mb-2xl { margin-bottom: var(--space-2xl); }

/* Text utilities */
.font-heading { font-family: var(--font-heading); }
.font-body { font-family: var(--font-body); }
.font-semibold { font-weight: var(--weight-semibold); }
.font-bold { font-weight: var(--weight-bold); }
.text-secondary { color: var(--text-secondary); }
.text-tertiary { color: var(--text-tertiary); }
.text-accent { color: var(--accent-primary); }
.text-success { color: var(--accent-success); }
.text-error { color: var(--accent-error); }

.truncate {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.line-clamp-2 {
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* ---- App Layout (sidebar + main) ---- */
.app-layout {
  display: flex;
  min-height: 100vh;
  min-height: 100dvh;
}

.app-sidebar {
  width: var(--sidebar-width);
  background: var(--bg-surface);
  border-right: 1px solid var(--border);
  position: fixed;
  top: 0;
  left: 0;
  height: 100vh;
  height: 100dvh;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
  z-index: var(--z-sticky);
  transition: transform var(--transition-slow);
}

.app-main {
  flex: 1;
  min-width: 0;
  margin-left: var(--sidebar-width);
  min-height: 100vh;
  min-height: 100dvh;
  overflow-x: hidden;
}

.app-header {
  height: var(--header-height);
  background: var(--bg-surface);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  padding: 0 var(--space-lg);
  position: sticky;
  top: 0;
  z-index: var(--z-sticky);
}

.app-content {
  padding: var(--space-lg);
  padding-bottom: calc(var(--space-lg) + var(--bottom-nav-height) + var(--space-md));
  -webkit-overflow-scrolling: touch;
}

.app-bottom-nav {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  height: var(--bottom-nav-height);
  background: var(--bg-surface);
  border-top: 1px solid var(--border);
  z-index: var(--z-fixed);
  padding: var(--space-sm) var(--space-md);
  padding-bottom: env(safe-area-inset-bottom, var(--space-sm));
}

/* ---- Responsive ---- */

/* Mobile (< 768px) */
@media (max-width: 767px) {
  :root {
    --text-display: 2.25rem;
    --text-3xl: 1.875rem;
    --text-2xl: 1.5rem;
  }

  body:has(.app-layout) {
    height: 100vh;
    height: 100dvh;
    overflow: hidden;
  }

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

  .app-sidebar {
    transform: translateX(-100%);
  }

  .app-sidebar.open {
    transform: translateX(0);
  }

  .app-main {
    margin-left: 0;
    height: 100vh;
    height: 100dvh;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
  }

  .app-bottom-nav {
    display: flex;
    align-items: center;
    justify-content: space-around;
  }

  .app-content {
    padding: var(--space-md);
    padding-bottom: calc(var(--space-md) + var(--bottom-nav-height) + var(--space-md));
  }

  .hide-mobile { display: none !important; }

  .grid-cols-2, .grid-cols-3, .grid-cols-4 {
    grid-template-columns: repeat(1, 1fr);
  }
}

/* Tablet (768px - 1023px) */
@media (min-width: 768px) and (max-width: 1023px) {
  .app-sidebar {
    width: 72px;
  }

  .app-sidebar .nav-label {
    display: none;
  }

  .app-main {
    margin-left: 72px;
  }

  .app-bottom-nav {
    display: none;
  }

  .hide-tablet { display: none !important; }

  .grid-cols-3, .grid-cols-4 {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* Desktop (>= 1024px) */
@media (min-width: 1024px) {
  .app-bottom-nav {
    display: none;
  }

  .hide-desktop { display: none !important; }
}

/* Large desktop (>= 1440px) */
@media (min-width: 1440px) {
  .container {
    padding: 0 var(--space-xl);
  }
}

/* Section spacing for landing pages */
.section {
  padding: var(--space-3xl) 0;
}

@media (max-width: 767px) {
  .section {
    padding: var(--space-2xl) 0;
  }
}

/* ---- Small Mobile (max-width: 480px) ---- */
@media (max-width: 480px) {
  /* Reduce base padding */
  .app-content {
    padding: 12px;
    padding-bottom: calc(12px + var(--bottom-nav-height) + 12px);
  }

  .container {
    padding: 0 12px;
  }

  /* Bottom nav: ensure no overlap */
  .app-bottom-nav {
    padding: var(--space-xs) var(--space-sm);
    padding-bottom: env(safe-area-inset-bottom, var(--space-xs));
  }

  /* Cards: full-width */
  .card,
  .recipe-card {
    border-radius: var(--radius-md);
  }

  /* Modals: full-screen on small mobile */
  .modal-backdrop .modal-content,
  .modal-content {
    max-width: 100vw;
    max-height: 100vh;
    width: 100%;
    height: 100%;
    border-radius: 0;
    margin: 0;
  }

  /* Headings: slightly smaller */
  h1, .text-display {
    font-size: 1.75rem;
  }

  h2 {
    font-size: 1.375rem;
  }

  h3 {
    font-size: 1.125rem;
  }

  /* Grids: force single column */
  .grid-cols-2, .grid-cols-3, .grid-cols-4 {
    grid-template-columns: 1fr;
  }
}

/* ---- Touch & scroll optimizations ---- */
button,
a,
[role="button"],
input,
select,
textarea,
.chip,
.nav-item,
.equipment-item,
.allergy-item,
.toggle-switch {
  touch-action: manipulation;
}

.overflow-y-auto,
.overflow-auto,
.app-main,
.app-sidebar {
  -webkit-overflow-scrolling: touch;
}