/* ========================================
   WORKSPACE HUB - MAIN STYLES (CLEAN)
   Sistema de cores, tipografia e layout base
   ======================================== */

/* CSS Custom Properties - Color System */
:root {
  /* Primary Colors */
  --color-primary-500: #019875;
  --color-primary-400: #02b48a;
  --color-primary-900: #1E3A8A;
  
  /* Background Colors */
  --color-bg-page: #0A0A0A;
  --color-bg-surface: #141414;
  --color-bg-surface-hover: #1A1A1A;
  
  /* Text Colors */
  --color-text-primary: #E4E4E7;
  --color-text-secondary: #A1A1AA;
  --color-text-tertiary: #52525B;
  
  /* Border Colors */
  --color-border-default: #27272A;
  --color-border-interactive: #3F3F46;
  
  /* Semantic Colors */
  --color-success-500: #22C55E;
  --color-warning-500: #EAB308;
  --color-error-500: #EF4444;
  
  /* Theme Colors */
  --theme-bg-page: var(--color-bg-page);
  --theme-bg-surface: var(--color-bg-surface);
  --theme-text-primary: var(--color-text-primary);
  --theme-text-secondary: var(--color-text-secondary);
  --theme-text-tertiary: var(--color-text-tertiary);
  --theme-border-default: var(--color-border-default);
  --theme-border-interactive: var(--color-border-interactive);
  --theme-primary: var(--color-primary-500);

  /* Spacing System (8px base) */
  --space-xs: 8px;
  --space-sm: 12px;
  --space-md: 16px;
  --space-lg: 24px;
  --space-xl: 32px;
  --space-2xl: 48px;
  --space-3xl: 64px;
  --space-4xl: 96px;

  /* Typography System */
  --font-family-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-size-xs: 12px;
  --font-size-sm: 14px;
  --font-size-md: 16px;
  --font-size-lg: 18px;
  --font-size-xl: 24px;
  --font-size-2xl: 48px;
  
  --font-weight-regular: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;
  
  --line-height-tight: 1.2;
  --line-height-snug: 1.3;
  --line-height-normal: 1.4;
  --line-height-relaxed: 1.5;
  
  --letter-spacing-tight: -0.02em;
  --letter-spacing-normal: 0;
  --letter-spacing-wide: 0.02em;

  /* Border Radius */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;

  /* Shadows & Effects */
  --shadow-glow-focus: 0 0 0 3px rgba(1, 152, 117, 0.3);
  --shadow-glow-hover: 0 0 0 2px rgba(1, 152, 117, 0.2);
  --shadow-card: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
  --shadow-modal: 0 20px 25px -5px rgba(0, 0, 0, 0.5);

  /* Animations */
  --transition-fast: 150ms ease-out;
  --transition-normal: 200ms ease-out;
  --transition-slow: 300ms ease-out;
}

/* Base Reset */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-family-primary);
  font-size: var(--font-size-md);
  font-weight: var(--font-weight-regular);
  line-height: var(--line-height-relaxed);
  color: var(--theme-text-primary);
  background-color: var(--theme-bg-page);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

/* ========================================
   HEADER LAYOUT
   ======================================== */

.app-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background-color: var(--theme-bg-surface);
  border-bottom: 1px solid var(--theme-border-default);
  backdrop-filter: blur(10px);
  width: 100%;
}

.header-container {
  max-width: 1400px;
  margin: 0 auto;
  padding: var(--space-md) var(--space-lg);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-lg);
  flex-wrap: wrap;
  min-height: 70px;
}

.header-left {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  flex-shrink: 0;
}

.header-icon {
  width: 24px;
  height: 24px;
  color: var(--color-primary-500);
}

.header-title {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  background: linear-gradient(to right, var(--color-primary-500), var(--color-primary-400));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  letter-spacing: var(--letter-spacing-tight);
  white-space: nowrap;
}

.header-center {
  flex: 1;
  min-width: 200px;
  max-width: 400px;
}

.search-container {
  position: relative;
  width: 100%;
}

.search-icon {
  position: absolute;
  left: var(--space-md);
  top: 50%;
  transform: translateY(-50%);
  width: 16px;
  height: 16px;
  color: var(--theme-text-tertiary);
  pointer-events: none;
}

.search-input {
  width: 100%;
  height: 44px;
  padding: 0 var(--space-md) 0 44px;
  background-color: var(--theme-bg-page);
  border: 1px solid var(--theme-border-default);
  border-radius: var(--radius-sm);
  color: var(--theme-text-primary);
  font-size: var(--font-size-sm);
  transition: all var(--transition-normal);
}

.search-input:focus {
  outline: none;
  border-color: var(--color-primary-500);
  box-shadow: var(--shadow-glow-focus);
}

.search-input::placeholder {
  color: var(--theme-text-tertiary);
}

.header-right {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  flex-shrink: 0;
}

.theme-toggle,
.user-menu {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: none;
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition-normal);
  color: var(--theme-text-secondary);
}

.theme-toggle:hover,
.user-menu:hover {
  background-color: var(--theme-bg-page);
  color: var(--theme-text-primary);
}

.theme-icon,
.user-icon {
  width: 20px;
  height: 20px;
}

/* ========================================
   MAIN CONTENT
   ======================================== */

.main-content {
  min-height: calc(100vh - 70px);
  padding: var(--space-4xl) 0;
  width: 100%;
}

.content-container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 var(--space-lg);
  width: 100%;
}

/* Welcome Section */
.welcome-section {
  text-align: center;
  margin-bottom: var(--space-3xl);
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.welcome-title {
  font-size: var(--font-size-2xl);
  font-weight: var(--font-weight-bold);
  line-height: var(--line-height-tight);
  letter-spacing: var(--letter-spacing-tight);
  margin-bottom: var(--space-md);
  background: linear-gradient(to right, var(--color-primary-500), var(--color-primary-400));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.welcome-subtitle {
  font-size: var(--font-size-md);
  color: var(--theme-text-secondary);
  line-height: var(--line-height-relaxed);
}

/* ========================================
   STATISTICS SECTION
   ======================================== */

.stats-section {
  margin-bottom: var(--space-3xl);
}

.stats-container {
  background-color: var(--theme-bg-surface);
  border: 1px solid var(--theme-border-default);
  border-radius: var(--radius-md);
  padding: var(--space-xl);
  display: flex;
  align-items: center;
  justify-content: space-around;
  gap: var(--space-lg);
  flex-wrap: wrap;
  max-width: 700px;
  margin: 0 auto;
}

.stat-block {
  text-align: center;
  flex: 1;
  min-width: 100px;
}

.stat-value {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  color: var(--theme-text-primary);
  line-height: var(--line-height-tight);
}

.stat-label {
  font-size: var(--font-size-sm);
  color: var(--theme-text-secondary);
  margin-top: var(--space-xs);
  font-weight: var(--font-weight-medium);
  text-transform: uppercase;
  letter-spacing: var(--letter-spacing-wide);
}

.stat-divider {
  width: 1px;
  height: 48px;
  background-color: var(--theme-border-default);
  flex-shrink: 0;
}

/* ========================================
   APPLICATIONS SECTION
   ======================================== */

.apps-section {
  margin-bottom: var(--space-3xl);
}

.section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-xl);
  flex-wrap: wrap;
  gap: var(--space-md);
}

.section-title {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-semibold);
  color: var(--theme-text-primary);
  line-height: var(--line-height-snug);
  letter-spacing: var(--letter-spacing-tight);
}

.section-actions {
  display: flex;
  gap: var(--space-sm);
  flex-wrap: wrap;
}

.btn-filter {
  height: 36px;
  padding: 0 var(--space-md);
  background: none;
  border: 1px solid var(--theme-border-default);
  border-radius: var(--radius-sm);
  color: var(--theme-text-secondary);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  cursor: pointer;
  transition: all var(--transition-normal);
  white-space: nowrap;
}

.btn-filter:hover {
  border-color: var(--theme-border-interactive);
  color: var(--theme-text-primary);
}

.btn-filter.active {
  background-color: var(--color-primary-500);
  border-color: var(--color-primary-500);
  color: white;
}

/* ========================================
   MODULES GRID
   ======================================== */

.modules-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 24px;
  margin-bottom: var(--space-3xl);
}

.module-card {
  background: transparent;
  border: 1px solid var(--theme-border-default);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  transition: all var(--transition-normal);
  cursor: pointer;
  height: 100%;
  display: flex;
  flex-direction: column;
  text-decoration: none;
  color: inherit;
  position: relative;
  overflow: hidden;
}

.module-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--color-primary-500);
  transform: scaleX(0);
  transition: transform var(--transition-normal);
  transform-origin: left;
}

.module-card:hover::before {
  transform: scaleX(1);
}

.module-card:hover {
  transform: translateY(-4px);
  background-color: var(--theme-bg-surface);
  border-color: var(--color-primary-500);
  box-shadow: var(--shadow-card);
}

.card-icon {
  font-size: 2.5rem;
  margin-bottom: var(--space-md);
  color: var(--color-primary-500);
  line-height: 1;
}

.card-title {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  margin-bottom: var(--space-sm);
  color: var(--theme-text-primary);
  line-height: var(--line-height-snug);
}

.card-desc {
  color: var(--theme-text-secondary);
  font-size: var(--font-size-sm);
  line-height: var(--line-height-relaxed);
  flex-grow: 1;
  margin-bottom: var(--space-md);
}

.card-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: auto;
  padding-top: var(--space-md);
  border-top: 1px solid var(--theme-border-default);
  gap: var(--space-sm);
  flex-wrap: wrap;
}

.card-status {
  display: inline-block;
  padding: 6px 12px;
  border-radius: 20px;
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-medium);
  text-transform: uppercase;
  letter-spacing: var(--letter-spacing-wide);
  white-space: nowrap;
}

.status-ready {
  background: rgba(1, 152, 117, 0.15);
  color: var(--color-primary-500);
  border: 1px solid rgba(1, 152, 117, 0.3);
}

.status-dev {
  background: rgba(220, 38, 38, 0.15);
  color: #dc2626;
  border: 1px solid rgba(220, 38, 38, 0.3);
}

.status-planning {
  background: rgba(234, 88, 12, 0.15);
  color: #ea580c;
  border: 1px solid rgba(234, 88, 12, 0.3);
}

.card-link {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  color: var(--color-primary-500);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  white-space: nowrap;
  transition: all var(--transition-normal);
}

.card-link i {
  font-size: 0.75rem;
  transition: transform var(--transition-normal);
}

.module-card:hover .card-link i {
  transform: translateX(3px);
}

/* Future Apps Section */
.future-apps-section {
  margin-top: var(--space-3xl);
  padding-top: var(--space-2xl);
  border-top: 1px solid var(--theme-border-default);
}

.future-title {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  color: var(--theme-text-secondary);
  text-align: center;
  margin-bottom: var(--space-xl);
}

.future-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 24px;
  opacity: 0.7;
}

/* ========================================
   FOOTER
   ======================================== */

footer {
  text-align: center;
  padding: var(--space-3xl) var(--space-lg);
  color: var(--theme-text-secondary);
  border-top: 1px solid var(--theme-border-default);
  font-size: var(--font-size-sm);
}

/* ========================================
   LIGHT THEME OVERRIDES
   ======================================== */

[data-theme="light"] .module-card {
  border: 1px solid #E2E8F0;
}

[data-theme="light"] .module-card:hover {
  background: #F8FAFC;
  border-color: var(--color-primary-500);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
}

[data-theme="light"] .card-title,
[data-theme="light"] .section-title,
[data-theme="light"] .welcome-title {
  color: #1E293B;
}

[data-theme="light"] .card-desc,
[data-theme="light"] .welcome-subtitle,
[data-theme="light"] .stat-label {
  color: #475569;
}

[data-theme="light"] .app-header {
  background-color: #FFFFFF;
  border-bottom: 1px solid #E2E8F0;
}

[data-theme="light"] body {
  background-color: #FFFFFF;
  color: #1E293B;
}

[data-theme="light"] .search-input {
  background-color: #FFFFFF;
  border: 1px solid #E2E8F0;
  color: #1E293B;
}

[data-theme="light"] .search-input:focus {
  border-color: var(--color-primary-500);
  box-shadow: 0 0 0 3px rgba(1, 152, 117, 0.1);
}

[data-theme="light"] .stats-container {
  background: #FFFFFF;
  border: 1px solid #E2E8F0;
}

[data-theme="light"] .stat-divider {
  background-color: #E2E8F0;
}

[data-theme="light"] .btn-filter {
  border: 1px solid #E2E8F0;
  color: #64748B;
}

[data-theme="light"] .btn-filter:hover {
  border-color: var(--color-primary-500);
  color: var(--color-primary-500);
  background: #F8FAFC;
}

[data-theme="light"] .btn-filter.active {
  background: var(--color-primary-500);
  color: white;
}

[data-theme="light"] footer {
  border-top: 1px solid #E2E8F0;
  color: #64748B;
}

[data-theme="light"] .search-icon {
  color: #64748B;
}

[data-theme="light"] .theme-toggle:hover,
[data-theme="light"] .user-menu:hover {
  background-color: #F1F5F9;
  color: var(--color-primary-500);
}

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

/* Tablets (768px and below) */
@media (max-width: 768px) {
  :root {
    --font-size-2xl: 32px;
    --font-size-xl: 20px;
    --font-size-lg: 16px;
    --space-4xl: 48px;
    --space-3xl: 40px;
  }

  .header-container {
    padding: var(--space-md) var(--space-md);
    gap: var(--space-md);
    min-height: auto;
  }

  .header-center {
    order: 3;
    flex-basis: 100%;
    max-width: 100%;
    margin-top: var(--space-md);
  }

  .welcome-section {
    margin-bottom: var(--space-2xl);
  }

  .welcome-title {
    font-size: var(--font-size-xl);
  }

  .welcome-subtitle {
    font-size: var(--font-size-sm);
  }

  .stats-container {
    flex-direction: column;
    gap: var(--space-xl);
    padding: var(--space-lg);
  }

  .stat-divider {
    width: 50px;
    height: 1px;
  }

  .section-header {
    flex-direction: column;
    gap: var(--space-md);
    align-items: stretch;
  }

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

  .modules-grid {
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 20px;
  }

  .module-card {
    padding: var(--space-md);
  }

  .card-footer {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-sm);
  }

  .card-status {
    align-self: flex-start;
  }

  .card-link {
    width: 100%;
    justify-content: center;
  }

  .main-content {
    padding: var(--space-2xl) 0;
  }

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

  footer {
    padding: var(--space-2xl) var(--space-md);
  }
}

/* Mobile (480px and below) */
@media (max-width: 480px) {
  :root {
    --font-size-2xl: 24px;
    --font-size-xl: 18px;
    --font-size-lg: 14px;
    --space-4xl: 32px;
    --space-3xl: 24px;
    --space-2xl: 32px;
  }

  .header-container {
    padding: var(--space-sm) var(--space-sm);
    flex-direction: column;
    gap: var(--space-sm);
  }

  .header-left {
    width: 100%;
    justify-content: center;
  }

  .header-title {
    font-size: var(--font-size-lg);
  }

  .header-center {
    order: 3;
    flex-basis: 100%;
    margin: 0;
  }

  .header-right {
    width: 100%;
    justify-content: center;
  }

  .theme-toggle,
  .user-menu {
    width: 40px;
    height: 40px;
  }

  .welcome-title {
    font-size: var(--font-size-lg);
    margin-bottom: var(--space-sm);
  }

  .welcome-subtitle {
    font-size: var(--font-size-xs);
  }

  .stats-container {
    flex-direction: column;
    gap: var(--space-md);
    padding: var(--space-md);
  }

  .stat-value {
    font-size: var(--font-size-lg);
  }

  .stat-label {
    font-size: 10px;
  }

  .section-title {
    font-size: var(--font-size-lg);
  }

  .modules-grid,
  .future-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .module-card {
    padding: var(--space-sm);
    border-radius: var(--radius-sm);
  }

  .card-icon {
    font-size: 2rem;
    margin-bottom: var(--space-sm);
  }

  .card-title {
    font-size: var(--font-size-md);
    margin-bottom: var(--space-xs);
  }

  .card-desc {
    font-size: var(--font-size-xs);
    margin-bottom: var(--space-sm);
  }

  .card-footer {
    border-top: none;
    padding-top: 0;
  }

  .card-status {
    padding: 4px 10px;
    font-size: 10px;
  }

  .card-link {
    font-size: var(--font-size-xs);
  }

  .main-content {
    padding: var(--space-xl) 0;
    min-height: calc(100vh - 70px);
  }

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

  footer {
    padding: var(--space-lg) var(--space-sm);
    font-size: var(--font-size-xs);
  }

  .future-title {
    font-size: var(--font-size-md);
  }

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

/* Extra small devices (320px and below) */
@media (max-width: 320px) {
  .header-title {
    font-size: 16px;
  }

  .welcome-title {
    font-size: 18px;
  }

  .card-icon {
    font-size: 1.5rem;
  }

  .module-card {
    padding: 12px;
  }

  .stats-container {
    padding: 16px;
  }

  .stat-value {
    font-size: 18px;
  }
}

/* Hidden class for filtered items */
.hidden {
  display: none !important;
}

/* Theme transitions */
* {
  transition: 
    background-color var(--transition-slow),
    border-color var(--transition-slow),
    color var(--transition-slow);
}