/**
 * PRZ Layout System - Consistent spacing, sizing, and styling
 * Applied to all pages using the template system
 */

/* ===== CSS VARIABLES ===== */
:root {
  /* Layout dimensions */
  --header-height: 64px;
  --app-nav-height: 48px;
  --max-content-width: 1400px;
  --container-padding: 32px;
  --container-padding-mobile: 16px;
  
  /* Spacing scale */
  --space-xs: 4px;
  --space-sm: 8px;
  --space-md: 16px;
  --space-lg: 24px;
  --space-xl: 32px;
  --space-2xl: 48px;
  --space-3xl: 64px;
  
  /* Border radius */
  --radius-sm: 6px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  
  /* Typography */
  --font-size-xs: 12px;
  --font-size-sm: 14px;
  --font-size-base: 16px;
  --font-size-lg: 18px;
  --font-size-xl: 20px;
  --font-size-2xl: 24px;
  --font-size-3xl: 32px;
  
  --font-weight-normal: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;
  
  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);
}

/* ===== DISCLAIMER BANNER ===== */
.disclaimer-banner {
  background: linear-gradient(90deg, #ff6b6b, #ff8e53);
  color: white;
  padding: 8px 16px;
  text-align: center;
  font-size: 14px;
  position: sticky;
  top: 0;
  z-index: 1001;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.disclaimer-content {
  max-width: var(--max-content-width);
  margin: 0 auto;
  line-height: 1.4;
  color: #000;
}

.disclaimer-banner strong {
  font-weight: 700;
  margin-right: 8px;
}

/* Mobile responsive disclaimer */
@media (max-width: 767px) {
  .disclaimer-banner {
    font-size: 12px;
    padding: 6px 12px;
  }
  
  .disclaimer-content {
    display: flex;
    flex-direction: column;
    gap: 4px;
  }
  
  .disclaimer-banner strong {
    display: block;
    margin-right: 0;
    margin-bottom: 2px;
  }
}

/* ===== MAIN HEADER ===== */
.main-header {
  height: var(--header-height);
  background: var(--bg-elevation-2);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 36px; /* Account for disclaimer banner height */
  z-index: 1000;
}

/* Mobile header position adjustment */
@media (max-width: 767px) {
  .main-header {
    top: 32px; /* Smaller banner on mobile */
  }
}

.header-container {
  max-width: var(--max-content-width);
  margin: 0 auto;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 var(--container-padding-mobile);
  position: relative;
}

/* Mobile logo (left side on mobile) */
.mobile-logo {
  display: block;
}

.mobile-logo img {
  height: 30px;
  width: auto;
  transition: all 0.2s ease;
}

/* Centered navigation group */
.main-nav-centered {
  display: none; /* Hidden on mobile, shown on desktop */
}

.main-nav-centered .nav-link {
  color: var(--text-secondary);
  text-decoration: none;
  padding: var(--space-sm) var(--space-lg);
  border-radius: var(--radius-md);
  font-weight: var(--font-weight-medium);
  transition: all 0.2s ease;
  white-space: nowrap;
}

.main-nav-centered .nav-link:hover {
  color: var(--text-primary);
  background: var(--bg-elevation-3);
}

.main-nav-centered .nav-link.active {
  color: var(--primary);
  background: rgba(var(--primary-rgb), 0.1);
}

/* Logo link styling */
.logo-link {
  padding: var(--space-xs) var(--space-md) !important;
  border-radius: var(--radius-lg);
}

.logo-link img {
  height: 30px;
  width: auto;
  transition: all 0.2s ease;
}

.logo-link:hover img {
  transform: scale(1.05);
}

/* Legacy main-nav for compatibility */
.main-nav {
  display: none;
}

.main-nav .nav-link {
  color: var(--text-secondary);
  text-decoration: none;
  padding: var(--space-sm) var(--space-lg);
  border-radius: var(--radius-md);
  font-weight: var(--font-weight-medium);
  transition: all 0.2s ease;
}

.main-nav .nav-link:hover {
  color: var(--text-primary);
  background: var(--bg-elevation-3);
}

.main-nav .nav-link.active {
  color: var(--primary);
  background: rgba(var(--primary-rgb), 0.1);
}

/* Default mobile menu toggle - visible on mobile */
.mobile-menu-toggle {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--space-sm);
  gap: 4px;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  transition: background-color 0.2s ease;
}

.mobile-menu-toggle:hover {
  background: var(--bg-elevation-3, rgba(255, 255, 255, 0.1));
}

.mobile-menu-toggle:active {
  background: var(--bg-elevation-2, rgba(255, 255, 255, 0.2));
}

.mobile-menu-toggle span {
  display: block !important;
  width: 22px;
  height: 3px;
  background: var(--text-primary, #ffffff) !important;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 2px;
  transition: all 0.3s ease;
  transform-origin: center;
  opacity: 1 !important;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
}

/* Debug style to ensure hamburger is visible */
@media (max-width: 767px) {
  .mobile-menu-toggle span {
    background: #ffffff !important;
    border: 1px solid #cccccc;
  }
}

/* ===== APP NAVIGATION ===== */
.app-nav {
  height: var(--app-nav-height);
  background: var(--bg-elevation-3);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: var(--header-height);
  z-index: 999;
}

.app-nav-container {
  max-width: var(--max-content-width);
  margin: 0 auto;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 var(--container-padding-mobile);
  overflow-x: auto;
}

.app-nav-link {
  color: var(--text-secondary);
  text-decoration: none;
  padding: var(--space-sm) var(--space-md);
  border-radius: var(--radius-sm);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  white-space: nowrap;
  transition: all 0.2s ease;
}

.app-nav-link:hover {
  color: var(--text-primary);
  background: var(--bg-elevation-2);
}

.app-nav-link.active {
  color: var(--primary);
  background: rgba(var(--primary-rgb), 0.1);
}

.app-nav-actions {
  display: flex;
  gap: var(--space-sm);
  margin-left: var(--space-lg);
}

.app-nav-link.logout {
  color: var(--error);
}

.app-nav-link.login {
  color: var(--success);
}

/* ===== MAIN CONTENT ===== */
.main-content {
  min-height: calc(100vh - var(--header-height) - var(--app-nav-height));
  background: var(--bg-primary);
}

.container {
  max-width: var(--max-content-width);
  margin: 0 auto;
  padding: var(--container-padding) var(--container-padding-mobile);
}

/* ===== PAGE HEADERS ===== */
.page-header {
  margin-bottom: var(--space-xl);
}

.page-title {
  color: var(--text-primary);
  font-size: var(--font-size-3xl);
  font-weight: var(--font-weight-bold);
  margin: 0 0 var(--space-sm) 0;
  line-height: 1.2;
}

.page-description {
  color: var(--text-secondary);
  font-size: var(--font-size-base);
  margin: 0;
  line-height: 1.5;
}

/* ===== CARDS & PANELS ===== */
.card {
  background: var(--bg-elevation-2);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
}

.card-header {
  margin-bottom: var(--space-lg);
}

.card-title {
  color: var(--text-primary);
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  margin: 0 0 var(--space-sm) 0;
}

.card-description {
  color: var(--text-secondary);
  font-size: var(--font-size-sm);
  margin: 0;
}

/* ===== GRIDS ===== */
.grid {
  display: grid;
  gap: var(--space-lg);
}

.grid-2 {
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

.grid-3 {
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
}

.grid-4 {
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
}

/* ===== FORM ELEMENTS ===== */
.form-group {
  margin-bottom: var(--space-md);
}

.form-label {
  display: block;
  color: var(--text-secondary);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-medium);
  margin-bottom: var(--space-xs);
}

.form-input,
.form-select {
  width: 100%;
  padding: var(--space-sm) var(--space-md);
  background: var(--bg-elevation-3);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-size: var(--font-size-sm);
  transition: border-color 0.2s ease;
}

.form-input:focus,
.form-select:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(var(--primary-rgb), 0.1);
}

/* ===== BUTTONS ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-sm) var(--space-lg);
  background: var(--primary);
  color: white;
  border: none;
  border-radius: var(--radius-sm);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  text-decoration: none;
  cursor: pointer;
  transition: all 0.2s ease;
  min-height: 40px;
}

.btn:hover {
  background: var(--primary-dark);
  transform: translateY(-1px);
}

.btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none;
}

.btn-secondary {
  background: var(--bg-elevation-3);
  color: var(--text-primary);
  border: 1px solid var(--border);
}

.btn-secondary:hover {
  background: var(--bg-elevation-2);
}

.btn-success {
  background: var(--success);
}

.btn-danger {
  background: var(--error);
}

.btn-lg {
  padding: var(--space-md) var(--space-xl);
  font-size: var(--font-size-base);
}

.btn-sm {
  padding: var(--space-xs) var(--space-sm);
  font-size: var(--font-size-xs);
  min-height: 32px;
}

/* ===== DESKTOP STYLES ===== */
@media (min-width: 768px) {
  .header-container {
    padding: 0 var(--container-padding);
  }
  
  .app-nav-container {
    padding: 0 var(--container-padding);
  }
  
  .main-nav {
    display: flex;
    gap: var(--space-sm);
  }
  
  .main-nav-centered {
    display: flex !important;
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    align-items: center;
    gap: var(--space-sm);
  }
  
  .mobile-logo {
    display: none;
  }
  
  .mobile-menu-toggle {
    display: none !important;
  }
  
  .container {
    padding: var(--container-padding);
  }
  
  .grid-responsive {
    grid-template-columns: 350px 1fr;
  }
}

@media (min-width: 1200px) {
  .container {
    padding: var(--space-3xl) var(--container-padding);
  }
}

/* ===== UTILITIES ===== */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

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

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

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

.mb-0 { margin-bottom: 0; }
.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); }

.mt-0 { margin-top: 0; }
.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); }

/* ===== MOBILE NAVIGATION ===== */
.mobile-nav {
  position: fixed;
  top: 0;
  right: 0;
  width: 280px;
  height: 100vh;
  background: var(--bg-elevation-2);
  border-left: 1px solid var(--border);
  transform: translateX(100%);
  transition: transform 0.3s ease;
  z-index: 9999;
  overflow-y: auto;
}

.mobile-nav.open {
  transform: translateX(0);
}

.mobile-nav-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-md);
  border-bottom: 1px solid var(--border);
  background: var(--bg-elevation-3);
}

.mobile-nav-close {
  background: none;
  border: none;
  color: var(--text-secondary);
  font-size: 24px;
  cursor: pointer;
  padding: var(--space-xs);
  border-radius: var(--radius-sm);
  transition: background-color 0.2s ease;
}

.mobile-nav-close:hover {
  background: var(--bg-elevation-2);
  color: var(--text-primary);
}

.mobile-nav-menu {
  padding: var(--space-lg) 0;
}

.mobile-nav-link {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-md) var(--space-lg);
  color: var(--text-secondary);
  text-decoration: none;
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-medium);
  transition: all 0.2s ease;
  border-left: 3px solid transparent;
}

.mobile-nav-link:hover {
  color: var(--text-primary);
  background: var(--bg-elevation-3);
}

.mobile-nav-link.active {
  color: var(--primary);
  background: var(--bg-elevation-3);
  border-left-color: var(--primary);
}

.mobile-nav-link .nav-icon {
  font-size: 18px;
  width: 24px;
  text-align: center;
}

.mobile-nav-divider {
  height: 1px;
  background: var(--border);
  margin: var(--space-lg) 0;
}

.mobile-nav-section {
  padding: 0 var(--space-lg) var(--space-sm);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-disabled);
}

.mobile-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.5);
  z-index: 9998;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease;
}

.mobile-overlay.active {
  opacity: 1;
  visibility: visible;
}

/* Mobile Menu Toggle Animation */
.mobile-menu-toggle {
  position: relative;
  width: 24px;
  height: 24px;
  background: none;
  border: none;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 4px;
}

.mobile-menu-toggle span {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--text-primary);
  transition: all 0.3s ease;
  transform-origin: center;
}

.mobile-menu-toggle.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.mobile-menu-toggle.active span:nth-child(2) {
  opacity: 0;
}

.mobile-menu-toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(7px, -6px);
}

/* Hide mobile navigation on desktop */
@media (min-width: 768px) {
  .mobile-nav,
  .mobile-overlay {
    display: none;
  }
}