/* ========== MODERN SAAS DESIGN SYSTEM (FIXED & IMPROVED) ========== */

:root {
  /* ========== COLOR PALETTE ========== */
  /* Neutrals */
  --color-white: #ffffff;
  --color-black: #000000;
  --color-gray-50: #f9fafb;
  --color-gray-100: #f3f4f6;
  --color-gray-200: #e5e7eb;
  --color-gray-300: #d1d5db;
  --color-gray-400: #9ca3af;
  --color-gray-500: #6b7280;
  --color-gray-600: #4b5563;
  --color-gray-700: #374151;
  --color-gray-800: #1f2937;
  --color-gray-900: #111827;

  /* Brand Colors */
  --color-indigo-50: #eef2ff;
  --color-indigo-100: #e0e7ff;
  --color-indigo-200: #c7d2fe;
  --color-indigo-300: #a5b4fc;
  --color-indigo-400: #818cf8;
  --color-indigo-500: #6366f1;
  --color-indigo-600: #4f46e5;
  --color-indigo-700: #4338ca;
  --color-indigo-800: #3730a3;
  --color-indigo-900: #312e81;

  /* Semantic Colors */
  --color-success: #10b981;
  --color-warning: #f59e0b;
  --color-error: #ef4444;
  --color-info: #3b82f6;

  /* Light Mode */
  --color-bg: #f8f9fa;
  --color-bg-secondary: #f3f4f6;
  --color-surface: var(--color-white);
  --color-text-primary: #0f172a;
  --color-text-secondary: #64748b;
  --color-text-tertiary: #94a3b8;
  --color-border: #e2e8f0;
  --color-border-light: #f1f5f9;

  /* Dark Mode (Sidebar & Dark Areas) */
  --color-sidebar-bg: #0f172a;
  --color-sidebar-text: #cbd5e1;
  --color-sidebar-text-hover: var(--color-white);
  --color-sidebar-hover: rgba(255, 255, 255, 0.08);
  --color-sidebar-active: rgba(99, 102, 241, 0.15);
  --color-sidebar-active-text: var(--color-white);

  /* Primary & Secondary */
  --color-primary: #6366f1;
  --color-primary-hover: #4f46e5;
  --color-primary-light: #eef2ff;
  --color-secondary: var(--color-gray-100);

  /* ========== SPACING SCALE ========== */
  --spacing-xs: 4px;
  --spacing-sm: 8px;
  --spacing-md: 12px;
  --spacing-lg: 16px;
  --spacing-xl: 24px;
  --spacing-2xl: 32px;
  --spacing-3xl: 40px;
  --spacing-4xl: 48px;

  /* ========== TYPOGRAPHY SCALE ========== */
  --text-xs: 12px;
  --text-sm: 14px;
  --text-base: 16px;
  --text-lg: 18px;
  --text-xl: 20px;
  --text-2xl: 24px;
  --text-3xl: 28px;
  --text-4xl: 32px;

  --font-weight-light: 300;
  --font-weight-normal: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;

  --line-height-tight: 1.25;
  --line-height-normal: 1.5;
  --line-height-relaxed: 1.75;

  /* ========== BORDERS & RADIUS ========== */
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;
  --radius-xl: 18px;

  /* ========== SHADOWS ========== */
  --shadow-xs: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);

  /* ========== TRANSITIONS ========== */
  --transition-fast: all 0.15s cubic-bezier(0.4, 0, 0.2, 1);
  --transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);

  /* ========== LAYOUT ========== */
  --sidebar-width: 280px;
  --sidebar-width-mobile: 0;
  --sidebar-width-tablet: 240px;
  --mobile-breakpoint: 768px;
  --tablet-breakpoint: 1024px;
  --desktop-breakpoint: 1200px;
  --large-breakpoint: 1600px;

  /* Z-Index Scale */
  --z-dropdown: 100;
  --z-sticky: 500;
  --z-modal-backdrop: 1000;
  --z-modal: 1001;
  --z-sidebar: 1100;
  --z-navbar: 1200;
}

/* ========== DARK MODE ========== */
@media (prefers-color-scheme: dark) {
  :root {
    --color-bg: #0f172a;
    --color-bg-secondary: #1e293b;
    --color-surface: #1e293b;
    --color-text-primary: #f1f5f9;
    --color-text-secondary: #cbd5e1;
    --color-text-tertiary: #94a3b8;
    --color-border: #334155;
    --color-border-light: #475569;
  }
}

/* ========== RESET & BASE ========== */
*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Inter', 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif;
  background: var(--color-bg);
  color: var(--color-text-primary);
  line-height: var(--line-height-normal);
  padding: 0;
  margin: 0;
  overflow-x: hidden;
}

/* Hide Frappe website chrome for portal pages */
.navbar,
nav.navbar,
.navbar-light,
.navbar-expand-lg,
.nav-avatar,
#website-post-login,
.nav-item.dropdown.logged-in,
.web-sidebar,
.page-breadcrumbs,
.page-header-wrapper,
.page-header-actions-block,
.page-footer,
.web-footer,
.footer-info,
.footer-powered {
  display: none !important;
}

.page-content-wrapper {
  padding-top: 0 !important;
}

/* ========== ACCESSIBILITY ========== */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* ========== SKIP LINK ========== */
.skip-to-main {
  position: absolute;
  top: -40px;
  left: 0;
  background: var(--color-primary);
  color: var(--color-white);
  padding: var(--spacing-sm) var(--spacing-md);
  text-decoration: none;
  z-index: 100;
}

.skip-to-main:focus {
  top: 0;
}

/* ========== LAYOUT ========== */
.tm-layout {
  display: flex;
  min-height: 100vh;
  background: var(--color-bg);
  position: relative;
}

.tm-layout {
  width: 100vw !important;
  max-width: none !important;
  margin-left: calc(50% - 50vw) !important;
  margin-right: calc(50% - 50vw) !important;
  padding: 0 !important;
  overflow-x: clip;
}

/* Force full-width layout for all portal pages */
.page-content-wrapper,
main.container {
  width: 100vw !important;
  max-width: none !important;
  margin-left: calc(50% - 50vw) !important;
  margin-right: calc(50% - 50vw) !important;
  padding-left: 0 !important;
  padding-right: 0 !important;
}

.page_content {
  padding-left: 0 !important;
  padding-right: 0 !important;
}

.page_content > .tm-layout {
  margin-left: calc(50% - 50vw) !important;
  margin-right: calc(50% - 50vw) !important;
}

/* ========== SIDEBAR ========== */
.tm-sidebar {
  width: var(--sidebar-width);
  background: var(--color-sidebar-bg);
  color: var(--color-sidebar-text);
  padding: 0;
  display: flex;
  flex-direction: column;
  position: fixed;
  left: 0;
  top: 0;
  bottom: 0;
  box-shadow: var(--shadow-lg);
  z-index: var(--z-sidebar);
  visibility: visible;
  opacity: 1;
  overflow-y: auto;
  transition: var(--transition);
}

.tm-sidebar::-webkit-scrollbar {
  width: 6px;
}

.tm-sidebar::-webkit-scrollbar-track {
  background: transparent;
}

.tm-sidebar::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.1);
  border-radius: 3px;
}

.tm-sidebar::-webkit-scrollbar-thumb:hover {
  background: rgba(255, 255, 255, 0.2);
}

/* ========== LOGO/HEADER ========== */
.tm-logo {
  font-size: var(--text-lg);
  font-weight: var(--font-weight-bold);
  letter-spacing: -0.02em;
  padding: var(--spacing-xl) var(--spacing-lg);
  color: var(--color-white);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  flex-shrink: 0;
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}

.tm-logo-icon {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-primary);
  border-radius: var(--radius-md);
  font-size: var(--text-xl);
}

/* ========== NAVIGATION ========== */
.tm-nav {
  flex: 1;
  padding: var(--spacing-md);
  overflow-y: auto;
  overflow-x: hidden;
}

.tm-nav a {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  color: var(--color-sidebar-text);
  padding: var(--spacing-md) var(--spacing-lg);
  border-radius: var(--radius-md);
  text-decoration: none;
  margin-bottom: var(--spacing-sm);
  font-size: var(--text-sm);
  font-weight: var(--font-weight-medium);
  transition: var(--transition);
  cursor: pointer;
  position: relative;
  line-height: var(--line-height-tight);
}

.tm-nav a:hover {
  background: var(--color-sidebar-hover);
  color: var(--color-sidebar-text-hover);
  transform: translateX(2px);
}

.tm-nav a:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: -2px;
}

.tm-nav a.active {
  background: var(--color-sidebar-active);
  color: var(--color-sidebar-active-text);
}

.tm-nav a.active::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 3px;
  height: 20px;
  background: var(--color-primary);
  border-radius: 0 2px 2px 0;
}

.menu-icon {
  font-size: var(--text-xl);
  width: 20px;
  text-align: center;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

.menu-label {
  flex: 1;
  text-overflow: ellipsis;
  overflow: hidden;
  white-space: nowrap;
}

/* ========== SUBMENU ========== */
.tm-nav .menu-item {
  position: relative;
}

.tm-nav .menu-item.has-submenu > a {
  padding-right: var(--spacing-2xl);
}

.tm-nav .menu-item.has-submenu > a .menu-arrow {
  position: absolute;
  right: var(--spacing-lg);
  top: 50%;
  transform: translateY(-50%) rotate(0deg);
  font-size: var(--text-sm);
  transition: var(--transition);
  opacity: 0.5;
}

.tm-nav .menu-item.has-submenu.expanded > a .menu-arrow {
  transform: translateY(-50%) rotate(90deg);
  opacity: 1;
}

.tm-nav .submenu {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.25s ease-out;
  margin: var(--spacing-sm) 0;
}

.tm-nav .menu-item.expanded .submenu {
  max-height: 600px; /* Increased from 300px to support more items */
}

.tm-nav .submenu a {
  padding: var(--spacing-sm) var(--spacing-lg) var(--spacing-sm) var(--spacing-3xl);
  font-size: var(--text-xs);
  font-weight: var(--font-weight-normal);
  position: relative;
}

.tm-nav .submenu a::before {
  content: '';
  position: absolute;
  left: var(--spacing-xl);
  top: 50%;
  transform: translateY(-50%);
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--color-sidebar-text);
  opacity: 0.3;
  transition: var(--transition);
}

.tm-nav .submenu a:hover::before {
  opacity: 0.6;
}

.tm-nav .submenu a.active {
  background: var(--color-sidebar-active);
  color: var(--color-sidebar-active-text);
}

.tm-nav .submenu a.active::before {
  background: var(--color-primary);
  opacity: 1;
  width: 6px;
  height: 6px;
}

.menu-loading,
.menu-error {
  padding: var(--spacing-lg);
  color: var(--color-sidebar-text);
  font-size: var(--text-xs);
  text-align: center;
  opacity: 0.6;
}

/* ========== SIDEBAR FOOTER ========== */
.tm-nav-footer {
  flex-shrink: 0;
  padding: var(--spacing-lg) var(--spacing-md);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  margin-top: auto;
}

/* ========== MOBILE HAMBURGER MENU ========== */
.tm-hamburger {
  display: none;
  flex-direction: column;
  gap: 6px;
  width: 24px;
  height: 24px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
  margin: var(--spacing-md);
}

.tm-hamburger span {
  width: 100%;
  height: 2px;
  background: var(--color-text-primary);
  border-radius: 1px;
  transition: var(--transition);
}

.tm-hamburger.active span:nth-child(1) {
  transform: rotate(45deg) translate(8px, 8px);
}

.tm-hamburger.active span:nth-child(2) {
  opacity: 0;
}

.tm-hamburger.active span:nth-child(3) {
  transform: rotate(-45deg) translate(8px, -8px);
}

/* ========== SIDEBAR OVERLAY (Mobile) ========== */
.tm-sidebar-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  z-index: calc(var(--z-sidebar) - 1);
}

.tm-sidebar-overlay.active {
  display: block;
}

/* ========== MAIN CONTENT ========== */
.tm-main {
  flex: 1;
  margin-left: var(--sidebar-width);
  padding: 0;
  animation: fadeIn 0.3s ease-out;
  min-height: 100vh;
  background: var(--color-bg);
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.tm-main-container {
  max-width: none;
  width: 100%;
  margin: 0;
}

/* ========== HEADER ========== */
.tm-header {
  margin-bottom: var(--spacing-2xl);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--spacing-lg);
}

.tm-header-content h1 {
  font-size: var(--text-4xl);
  font-weight: var(--font-weight-bold);
  letter-spacing: -0.02em;
  color: var(--color-text-primary);
  margin: 0;
  line-height: var(--line-height-tight);
}

.tm-header-content p {
  color: var(--color-text-secondary);
  font-size: var(--text-base);
  margin: var(--spacing-sm) 0 0 0;
}

/* ========== CARDS ========== */
.tm-card {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  padding: var(--spacing-2xl);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-border);
  transition: var(--transition);
}

.tm-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.tm-card h3 {
  font-size: var(--text-xl);
  font-weight: var(--font-weight-semibold);
  margin: 0 0 var(--spacing-md) 0;
  color: var(--color-text-primary);
}

.tm-card p {
  color: var(--color-text-secondary);
  font-size: var(--text-base);
  margin: 0;
  line-height: var(--line-height-normal);
}

.tm-card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-lg);
}

/* ========== BUTTONS ========== */
.btn {
  padding: var(--spacing-md) var(--spacing-lg);
  border-radius: var(--radius-md);
  border: none;
  font-size: var(--text-sm);
  font-weight: var(--font-weight-medium);
  cursor: pointer;
  transition: var(--transition);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-md);
  text-decoration: none;
  line-height: var(--line-height-tight);
  min-height: 44px; /* Mobile touch target */
}

.btn:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

.btn-primary {
  background: var(--color-primary);
  color: var(--color-white);
}

.btn-primary:hover {
  background: var(--color-primary-hover);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn-primary:active {
  transform: translateY(0);
}

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

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

.btn-ghost {
  background: transparent;
  color: var(--color-text-primary);
}

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

.btn-sm {
  padding: var(--spacing-sm) var(--spacing-md);
  font-size: var(--text-xs);
  min-height: auto;
}

.btn-lg {
  padding: var(--spacing-lg) var(--spacing-2xl);
  font-size: var(--text-base);
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none !important;
}

/* ========== FORMS ========== */
.form-group {
  margin-bottom: var(--spacing-lg);
}

label {
  display: block;
  margin-bottom: var(--spacing-sm);
  font-weight: var(--font-weight-medium);
  font-size: var(--text-sm);
  color: var(--color-text-primary);
}

.form-control {
  width: 100%;
  padding: var(--spacing-md) var(--spacing-lg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: var(--text-base);
  transition: var(--transition);
  font-family: inherit;
  background: var(--color-surface);
  color: var(--color-text-primary);
  line-height: var(--line-height-normal);
  min-height: 44px; /* Mobile touch target */
}

.form-control::placeholder {
  color: var(--color-text-tertiary);
}

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

.form-control:disabled {
  background: var(--color-bg-secondary);
  cursor: not-allowed;
  opacity: 0.6;
}

textarea.form-control {
  min-height: 120px;
  resize: vertical;
}

/* ========== UTILITIES ========== */
.mt-1 { margin-top: var(--spacing-sm); }
.mt-2 { margin-top: var(--spacing-md); }
.mt-3 { margin-top: var(--spacing-lg); }
.mt-4 { margin-top: var(--spacing-xl); }
.mt-5 { margin-top: var(--spacing-2xl); }

.mb-1 { margin-bottom: var(--spacing-sm); }
.mb-2 { margin-bottom: var(--spacing-md); }
.mb-3 { margin-bottom: var(--spacing-lg); }
.mb-4 { margin-bottom: var(--spacing-xl); }
.mb-5 { margin-bottom: var(--spacing-2xl); }

.gap-1 { gap: var(--spacing-sm); }
.gap-2 { gap: var(--spacing-md); }
.gap-3 { gap: var(--spacing-lg); }
.gap-4 { gap: var(--spacing-xl); }

.text-muted {
  color: var(--color-text-secondary);
  font-size: var(--text-sm);
}

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

.flex { display: flex; }
.flex-column { flex-direction: column; }
.items-center { align-items: center; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }

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

/* Tablet (1024px and below) */
@media (max-width: 1024px) {
  :root {
    --sidebar-width: var(--sidebar-width-tablet);
  }

  .tm-main {
    margin-left: var(--sidebar-width-tablet);
    padding: var(--spacing-2xl);
  }

  .tm-header h1 {
    font-size: var(--text-3xl);
  }

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

/* Mobile (768px and below) */
@media (max-width: 768px) {
  :root {
    --sidebar-width: var(--sidebar-width-mobile);
  }

  .tm-layout {
    flex-direction: column;
  }

  .tm-sidebar {
    position: fixed;
    left: -100%;
    width: 100%;
    max-width: 280px;
    height: 100vh;
    z-index: var(--z-sidebar);
    transition: var(--transition);
    box-shadow: var(--shadow-lg);
  }

  .tm-sidebar.active {
    left: 0;
  }

  .tm-hamburger {
    display: flex;
  }

  .tm-main {
    margin-left: 0;
    padding: var(--spacing-xl);
    min-height: calc(100vh - 60px);
  }

  .tm-header {
    flex-direction: column;
    align-items: flex-start;
  }

  .tm-header h1 {
    font-size: var(--text-2xl);
  }

  .tm-card {
    padding: var(--spacing-xl);
  }

  .tm-card-grid {
    grid-template-columns: 1fr;
  }

  .btn {
    width: 100%;
  }

  .form-control,
  .btn {
    font-size: 16px; /* Prevents zoom on iOS */
  }

  /* Mobile Navigation Header */
  .tm-mobile-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 60px;
    background: var(--color-surface);
    border-bottom: 1px solid var(--color-border);
    padding: 0 var(--spacing-lg);
    position: sticky;
    top: 0;
    z-index: calc(var(--z-sidebar) - 1);
  }

  .tm-mobile-logo {
    font-size: var(--text-lg);
    font-weight: var(--font-weight-bold);
    color: var(--color-text-primary);
  }
}

/* Small Mobile (480px and below) */
@media (max-width: 480px) {
  .tm-header h1 {
    font-size: var(--text-xl);
  }

  .tm-card {
    padding: var(--spacing-lg);
  }

  .btn {
    padding: var(--spacing-md) var(--spacing-lg);
  }

  .tm-main {
    padding: var(--spacing-lg);
  }

  .form-control {
    padding: var(--spacing-md) var(--spacing-md);
  }
}

/* Large Desktop (1600px and above) */
@media (min-width: 1600px) {
  .tm-main {
    padding: var(--spacing-4xl);
  }

  .tm-main-container {
    max-width: 1920px;
  }
}

/* Print Styles */
@media print {
  .tm-sidebar,
  .tm-hamburger,
  .btn {
    display: none;
  }

  .tm-main {
    margin-left: 0;
    box-shadow: none;
  }
}