/**
 * Vink Platform — Component Styles
 * Версия: 1.0.0
 * 
 * Готовые компоненты для быстрого старта
 * Используйте эти классы вместе с Tailwind utilities
 */

/* ============================================
   CSS Variables
   ============================================ */

:root {
  /* Colors */
  --vink-primary: #1E40AF;
  --vink-primary-hover: #1E3A8A;
  --vink-primary-light: #3B82F6;
  --vink-accent: #F59E0B;
  --vink-accent-hover: #D97706;
  --vink-bg: #F8FAFC;
  --vink-bg-secondary: #F1F5F9;
  --vink-surface: #FFFFFF;
  --vink-border: #E2E8F0;
  --vink-border-hover: #CBD5E1;
  --vink-text-primary: #1E3A8A;
  --vink-text-secondary: #475569;
  --vink-text-muted: #64748B;
  --vink-success: #10B981;
  --vink-warning: #F59E0B;
  --vink-error: #EF4444;
  --vink-info: #3B82F6;

  /* Typography */
  --font-heading: 'Fira Code', monospace;
  --font-body: 'Fira Sans', sans-serif;
  --font-mono: 'Fira Code', monospace;

  /* Spacing */
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 20px;
  --space-6: 24px;
  --space-8: 32px;
  --space-10: 40px;
  --space-12: 48px;
  --space-16: 64px;

  /* 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);
  --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.15);

  /* Transitions */
  --transition-fast: 150ms;
  --transition-base: 200ms;
  --transition-slow: 300ms;
  --easing: cubic-bezier(0.4, 0, 0.2, 1);
}

/* ============================================
   Base Styles
   ============================================ */

* {
  box-sizing: border-box;
}

body {
  font-family: var(--font-body);
  color: var(--vink-text-primary);
  background: var(--vink-bg);
  line-height: 1.6;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 600;
  line-height: 1.3;
}

/* Smooth scroll */
html {
  scroll-behavior: smooth;
}

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

/* ============================================
   Buttons
   ============================================ */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: 12px 24px;
  border-radius: 8px;
  font-weight: 500;
  font-size: 0.875rem;
  transition: all var(--transition-base) var(--easing);
  cursor: pointer;
  border: none;
  text-decoration: none;
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  pointer-events: none;
}

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

.btn-primary:hover {
  background: var(--vink-accent-hover);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(245, 158, 11, 0.3);
}

.btn-secondary {
  background: transparent;
  color: var(--vink-primary);
  border: 2px solid var(--vink-primary);
}

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

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

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

.btn-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  padding: 0;
  border-radius: 8px;
  background: transparent;
  border: none;
  color: var(--vink-text-secondary);
  cursor: pointer;
  transition: all var(--transition-fast) var(--easing);
}

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

.btn.loading {
  position: relative;
  color: transparent;
}

.btn.loading::after {
  content: '';
  position: absolute;
  width: 16px;
  height: 16px;
  top: 50%;
  left: 50%;
  margin-left: -8px;
  margin-top: -8px;
  border: 2px solid currentColor;
  border-radius: 50%;
  border-top-color: transparent;
  animation: spin 0.6s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* ============================================
   Cards
   ============================================ */

.card {
  background: var(--vink-surface);
  border: 1px solid var(--vink-border);
  border-radius: 12px;
  padding: var(--space-6);
  transition: all var(--transition-base) var(--easing);
}

.card:hover {
  border-color: var(--vink-border-hover);
  box-shadow: var(--shadow-md);
}

.card-clickable {
  cursor: pointer;
}

.card-clickable:hover {
  border-color: var(--vink-primary);
  box-shadow: 0 4px 12px rgba(30, 64, 175, 0.1);
  transform: translateY(-2px);
}

.card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-4);
}

.card-title {
  font-family: var(--font-heading);
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--vink-text-primary);
  margin: 0;
}

.card-body {
  /* Content area */
}

/* ============================================
   Stat Cards
   ============================================ */

.stat-card {
  background: var(--vink-surface);
  border: 1px solid var(--vink-border);
  border-radius: 12px;
  padding: var(--space-6);
  display: flex;
  gap: var(--space-4);
  transition: all var(--transition-base) var(--easing);
}

.stat-card:hover {
  border-color: var(--vink-primary);
  box-shadow: 0 4px 12px rgba(30, 64, 175, 0.1);
}

.stat-icon {
  width: 48px;
  height: 48px;
  min-width: 48px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--vink-primary-light), var(--vink-primary));
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
}

.stat-content {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.stat-label {
  font-size: 0.875rem;
  color: var(--vink-text-secondary);
}

.stat-value {
  font-family: var(--font-mono);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--vink-text-primary);
}

.stat-change {
  display: inline-block;
  font-size: 0.875rem;
  font-weight: 600;
  padding: 2px 8px;
  border-radius: 4px;
  width: fit-content;
}

.stat-change.positive {
  background: rgba(16, 185, 129, 0.1);
  color: #059669;
}

.stat-change.negative {
  background: rgba(239, 68, 68, 0.1);
  color: #DC2626;
}

/* ============================================
   Tables
   ============================================ */

.table-container {
  overflow-x: auto;
  border: 1px solid var(--vink-border);
  border-radius: 12px;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.875rem;
}

.data-table thead {
  background: var(--vink-bg-secondary);
  border-bottom: 2px solid var(--vink-border);
}

.data-table th {
  padding: 12px 16px;
  text-align: left;
  font-weight: 600;
  color: var(--vink-text-secondary);
  text-transform: uppercase;
  font-size: 0.75rem;
  letter-spacing: 0.05em;
}

.data-table td {
  padding: 12px 16px;
  border-bottom: 1px solid var(--vink-border);
}

.data-table tbody tr {
  transition: background var(--transition-fast) var(--easing);
  cursor: pointer;
}

.data-table tbody tr:hover {
  background: var(--vink-bg);
}

.data-table tbody tr:last-child td {
  border-bottom: none;
}

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

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

/* Responsive tables */
@media (max-width: 767px) {
  .data-table thead {
    display: none;
  }
  
  .data-table tbody tr {
    display: block;
    margin-bottom: var(--space-4);
    border: 1px solid var(--vink-border);
    border-radius: 8px;
    padding: var(--space-4);
  }
  
  .data-table td {
    display: block;
    text-align: right;
    padding: var(--space-2) 0;
    border: none;
  }
  
  .data-table td::before {
    content: attr(data-label);
    float: left;
    font-weight: 600;
    color: var(--vink-text-secondary);
  }
}

/* ============================================
   Forms
   ============================================ */

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

.form-label {
  display: block;
  margin-bottom: var(--space-2);
  font-weight: 500;
  font-size: 0.875rem;
  color: var(--vink-text-primary);
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid var(--vink-border);
  border-radius: 8px;
  font-size: 1rem;
  font-family: var(--font-body);
  transition: all var(--transition-base) var(--easing);
  background: var(--vink-surface);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--vink-primary);
  box-shadow: 0 0 0 3px rgba(30, 64, 175, 0.1);
}

.form-input::placeholder,
.form-textarea::placeholder {
  color: var(--vink-text-muted);
}

.form-hint {
  display: block;
  margin-top: var(--space-2);
  font-size: 0.75rem;
  color: var(--vink-text-muted);
}

.form-error {
  display: block;
  margin-top: var(--space-2);
  font-size: 0.75rem;
  color: var(--vink-error);
}

/* ============================================
   Badges
   ============================================ */

.badge {
  display: inline-flex;
  align-items: center;
  padding: 4px 12px;
  border-radius: 12px;
  font-size: 0.75rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.badge-success {
  background: rgba(16, 185, 129, 0.1);
  color: #059669;
}

.badge-warning {
  background: rgba(245, 158, 11, 0.1);
  color: #D97706;
}

.badge-error {
  background: rgba(239, 68, 68, 0.1);
  color: #DC2626;
}

.badge-info {
  background: rgba(59, 130, 246, 0.1);
  color: #2563EB;
}

.badge-neutral {
  background: var(--vink-bg-secondary);
  color: var(--vink-text-secondary);
}

/* ============================================
   Chips (Filters)
   ============================================ */

.filter-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-4);
  margin-bottom: var(--space-6);
  flex-wrap: wrap;
}

.filter-chips {
  display: flex;
  gap: var(--space-2);
  flex-wrap: wrap;
}

.chip {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: 8px 16px;
  border-radius: 20px;
  border: 1px solid var(--vink-border);
  background: var(--vink-surface);
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--vink-text-secondary);
  transition: all var(--transition-fast) var(--easing);
  cursor: pointer;
}

.chip:hover {
  border-color: var(--vink-primary);
  background: rgba(30, 64, 175, 0.05);
}

.chip.active {
  background: var(--vink-primary);
  border-color: var(--vink-primary);
  color: white;
}

.chip-count {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  padding: 2px 6px;
  border-radius: 10px;
  background: rgba(0, 0, 0, 0.1);
}

.chip.active .chip-count {
  background: rgba(255, 255, 255, 0.3);
}

/* ============================================
   Progress Bars
   ============================================ */

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

.progress-header {
  display: flex;
  justify-content: space-between;
  margin-bottom: var(--space-2);
  font-size: 0.875rem;
}

.progress-label {
  color: var(--vink-text-secondary);
}

.progress-value {
  font-family: var(--font-mono);
  font-weight: 600;
  color: var(--vink-text-primary);
}

.progress-bar {
  height: 8px;
  background: var(--vink-bg-secondary);
  border-radius: 4px;
  overflow: hidden;
}

.progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--vink-primary), var(--vink-primary-light));
  border-radius: 4px;
  transition: width 600ms var(--easing);
}

/* ============================================
   Layout
   ============================================ */

.container-sm {
  max-width: 640px;
  margin: 0 auto;
  padding: 0 var(--space-4);
}

.container-md {
  max-width: 768px;
  margin: 0 auto;
  padding: 0 var(--space-4);
}

.container-lg {
  max-width: 1024px;
  margin: 0 auto;
  padding: 0 var(--space-6);
}

.container-xl {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 var(--space-8);
}

.dashboard-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-6);
}

.page-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-8);
  flex-wrap: wrap;
  gap: var(--space-4);
}

.header-actions {
  display: flex;
  gap: var(--space-3);
}

/* ============================================
   Utilities
   ============================================ */

.text-mono {
  font-family: var(--font-mono);
}

.text-primary {
  color: var(--vink-text-primary);
}

.text-secondary {
  color: var(--vink-text-secondary);
}

.text-muted {
  color: var(--vink-text-muted);
}

.text-error {
  color: var(--vink-error);
}

.text-success {
  color: var(--vink-success);
}

.clickable {
  cursor: pointer;
}

/* ============================================
   Responsive Utilities
   ============================================ */

@media (min-width: 768px) {
  .container-sm,
  .container-md,
  .container-lg,
  .container-xl {
    padding: 0 var(--space-6);
  }
}

@media (min-width: 1024px) {
  .container-lg,
  .container-xl {
    padding: 0 var(--space-8);
  }
}