/* ======================================
   MIRAAYA NOTIFICATIONS - Global Styles
   ====================================== */

/* CSS Custom Properties */
:root {
  /* Primary Colors - Deep Slate Theme */
  --primary: #0f172a;
  --primary-hover: #1e293b;
  --secondary: #64748b;
  
  /* Status Colors */
  --success: #10b981;
  --success-bg: #d1fae5;
  --success-dark: #059669;
  
  --warning: #f59e0b;
  --warning-bg: #fef3c7;
  --warning-dark: #d97706;
  
  --error: #ef4444;
  --error-bg: #fee2e2;
  --error-dark: #dc2626;
  
  --info: #0ea5e9;
  --info-bg: #e0f2fe;
  --info-dark: #0284c7;
  
  /* Background & Surface */
  --background: #f8fafc;
  --background-alt: #f1f5f9;
  --card: #ffffff;
  --card-hover: #fafafa;
  
  /* Borders & Lines */
  --border: #e2e8f0;
  --border-focus: #94a3b8;
  
  /* Text Colors */
  --text-primary: #0f172a;
  --text-secondary: #475569;
  --text-muted: #94a3b8;
  --text-inverse: #ffffff;
  
  /* Accent Gradient */
  --gradient-primary: linear-gradient(135deg, #0f172a 0%, #334155 100%);
  --gradient-accent: linear-gradient(135deg, #f59e0b 0%, #f97316 100%);
  
  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.1);
  --shadow-md: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.1);
  --shadow-glow: 0 0 20px rgba(245, 158, 11, 0.3);
  
  /* Spacing */
  --radius-sm: 6px;
  --radius: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 9999px;
  
  /* Transitions */
  --transition-fast: 150ms ease;
  --transition: 250ms ease;
  --transition-slow: 400ms ease;
  
  /* Typography */
  --font-display: 'Clash Display', 'SF Pro Display', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-body: 'Plus Jakarta Sans', 'SF Pro Text', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'JetBrains Mono', 'SF Mono', 'Fira Code', monospace;
}

/* Font Imports */
@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@400;500;600;700;800&display=swap');

/* Reset & Base Styles */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  font-size: 0.9375rem;
  line-height: 1.6;
  color: var(--text-primary);
  background-color: var(--background);
  min-height: 100vh;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-body);
  font-weight: 700;
  line-height: 1.3;
  color: var(--text-primary);
}

h1 { font-size: 2rem; letter-spacing: -0.025em; }
h2 { font-size: 1.5rem; letter-spacing: -0.02em; }
h3 { font-size: 1.25rem; letter-spacing: -0.015em; }
h4 { font-size: 1.125rem; }
h5 { font-size: 1rem; }
h6 { font-size: 0.875rem; }

p {
  color: var(--text-secondary);
  margin-bottom: 1rem;
}

a {
  color: var(--primary);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--primary-hover);
}

/* Form Elements */
input,
textarea,
select {
  font-family: inherit;
  font-size: 0.9375rem;
  width: 100%;
  padding: 0.75rem 1rem;
  border: 2px solid var(--border);
  border-radius: var(--radius);
  background-color: var(--card);
  color: var(--text-primary);
  transition: all var(--transition-fast);
}

input:focus,
textarea:focus,
select:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(15, 23, 42, 0.1);
}

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

input:disabled,
textarea:disabled,
select:disabled {
  background-color: var(--background-alt);
  cursor: not-allowed;
  opacity: 0.7;
}

label {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
}

/* Buttons */
button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  outline: none;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  font-size: 0.9375rem;
  font-weight: 600;
  border-radius: var(--radius);
  transition: all var(--transition);
  text-decoration: none;
}

.btn-primary {
  background: var(--gradient-primary);
  color: var(--text-inverse);
  box-shadow: var(--shadow);
}

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

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

.btn-primary:disabled {
  background: var(--secondary);
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}

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

.btn-secondary:hover {
  background: var(--background-alt);
  border-color: var(--border-focus);
}

.btn-ghost {
  background: transparent;
  color: var(--text-secondary);
  padding: 0.5rem 1rem;
}

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

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

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

.btn-sm {
  padding: 0.5rem 1rem;
  font-size: 0.8125rem;
}

.btn-lg {
  padding: 1rem 2rem;
  font-size: 1rem;
}

.btn-block {
  width: 100%;
}

/* Cards */
.card {
  background: var(--card);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  box-shadow: var(--shadow);
  border: 1px solid var(--border);
}

.card-header {
  margin-bottom: 1.5rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--border);
}

.card-title {
  font-size: 1.125rem;
  font-weight: 700;
  margin-bottom: 0.25rem;
}

.card-subtitle {
  font-size: 0.875rem;
  color: var(--text-muted);
}

/* Badges */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  padding: 0.25rem 0.75rem;
  font-size: 0.75rem;
  font-weight: 600;
  border-radius: var(--radius-full);
  text-transform: capitalize;
}

.badge-completed,
.badge-success {
  background: var(--success-bg);
  color: var(--success-dark);
}

.badge-pending,
.badge-warning {
  background: var(--warning-bg);
  color: var(--warning-dark);
}

.badge-processing,
.badge-info {
  background: var(--info-bg);
  color: var(--info-dark);
}

.badge-failed,
.badge-error {
  background: var(--error-bg);
  color: var(--error-dark);
}

/* Header / Navigation */
.header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 2rem;
  background: var(--card);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(8px);
  background: rgba(255, 255, 255, 0.9);
}

.header-logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.header-logo img,
.header-logo-img {
  height: 32px;
  width: auto;
}

.header-logo-text {
  font-size: 1.25rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.header-nav {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.header-nav-link {
  padding: 0.5rem 1rem;
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--text-secondary);
  border-radius: var(--radius);
  transition: all var(--transition-fast);
}

.header-nav-link:hover {
  color: var(--text-primary);
  background: var(--background-alt);
}

.header-nav-link.active {
  color: var(--text-primary);
  background: var(--background-alt);
  font-weight: 600;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
}

/* Alert / Messages */
.alert {
  padding: 1rem 1.25rem;
  border-radius: var(--radius);
  font-size: 0.875rem;
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1rem;
}

.alert-success {
  background: var(--success-bg);
  color: var(--success-dark);
  border: 1px solid var(--success);
}

.alert-error {
  background: var(--error-bg);
  color: var(--error-dark);
  border: 1px solid var(--error);
}

.alert-warning {
  background: var(--warning-bg);
  color: var(--warning-dark);
  border: 1px solid var(--warning);
}

.alert-info {
  background: var(--info-bg);
  color: var(--info-dark);
  border: 1px solid var(--info);
}

/* Form Groups */
.form-group {
  margin-bottom: 1.25rem;
}

.form-hint {
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-top: 0.375rem;
}

.form-error {
  font-size: 0.75rem;
  color: var(--error);
  margin-top: 0.375rem;
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

/* Container */
.container {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.container-sm {
  max-width: 640px;
}

.container-md {
  max-width: 768px;
}

.container-lg {
  max-width: 1024px;
}

/* Page Layout */
.page-content {
  padding: 2rem 0;
}

.page-header {
  margin-bottom: 2rem;
}

.page-title {
  font-size: 1.75rem;
  font-weight: 800;
  margin-bottom: 0.5rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.page-subtitle {
  color: var(--text-secondary);
  font-size: 1rem;
}

/* Loading Spinner */
.spinner {
  width: 20px;
  height: 20px;
  border: 2px solid var(--border);
  border-top-color: var(--primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

.spinner-lg {
  width: 40px;
  height: 40px;
  border-width: 3px;
}

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

/* Loading Overlay */
.loading-overlay {
  position: fixed;
  inset: 0;
  background: rgba(255, 255, 255, 0.9);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  z-index: 1000;
  backdrop-filter: blur(4px);
}

.loading-text {
  font-size: 0.9375rem;
  color: var(--text-secondary);
  font-weight: 500;
}

/* Modal / Dialog */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition);
  backdrop-filter: blur(4px);
}

.modal-backdrop.active {
  opacity: 1;
  visibility: visible;
}

.modal {
  background: var(--card);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  width: 100%;
  max-width: 480px;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: var(--shadow-lg);
  transform: scale(0.95) translateY(10px);
  transition: all var(--transition);
}

.modal-backdrop.active .modal {
  transform: scale(1) translateY(0);
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.5rem;
}

.modal-title {
  font-size: 1.25rem;
  font-weight: 700;
}

.modal-close {
  width: 32px;
  height: 32px;
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
  background: transparent;
  transition: all var(--transition-fast);
}

.modal-close:hover {
  background: var(--background-alt);
  color: var(--text-primary);
}

.modal-body {
  margin-bottom: 1.5rem;
}

.modal-footer {
  display: flex;
  justify-content: flex-end;
  gap: 0.75rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border);
}

/* Utilities */
.hidden { display: none !important; }
.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; }

.text-primary { color: var(--text-primary) !important; }
.text-secondary { color: var(--text-secondary) !important; }
.text-muted { color: var(--text-muted) !important; }
.text-success { color: var(--success) !important; }
.text-error { color: var(--error) !important; }
.text-warning { color: var(--warning) !important; }

.font-medium { font-weight: 500; }
.font-semibold { font-weight: 600; }
.font-bold { font-weight: 700; }

.mt-1 { margin-top: 0.25rem; }
.mt-2 { margin-top: 0.5rem; }
.mt-3 { margin-top: 0.75rem; }
.mt-4 { margin-top: 1rem; }
.mt-6 { margin-top: 1.5rem; }
.mt-8 { margin-top: 2rem; }

.mb-1 { margin-bottom: 0.25rem; }
.mb-2 { margin-bottom: 0.5rem; }
.mb-3 { margin-bottom: 0.75rem; }
.mb-4 { margin-bottom: 1rem; }
.mb-6 { margin-bottom: 1.5rem; }
.mb-8 { margin-bottom: 2rem; }

.flex { display: flex; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.gap-2 { gap: 0.5rem; }
.gap-3 { gap: 0.75rem; }
.gap-4 { gap: 1rem; }

/* Responsive */
@media (max-width: 768px) {
  .header {
    padding: 1rem;
  }
  
  .header-nav {
    display: none;
  }
  
  h1 { font-size: 1.5rem; }
  h2 { font-size: 1.25rem; }
  
  .container {
    padding: 0 1rem;
  }
  
  .page-content {
    padding: 1.5rem 0;
  }
}

/* File Input Styling */
.file-input-wrapper {
  position: relative;
  display: inline-block;
  width: 100%;
}

.file-input-wrapper input[type="file"] {
  position: absolute;
  left: 0;
  top: 0;
  opacity: 0;
  cursor: pointer;
  width: 100%;
  height: 100%;
}

.file-input-label {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 1rem;
  border: 2px dashed var(--border);
  border-radius: var(--radius);
  background: var(--background-alt);
  color: var(--text-secondary);
  font-size: 0.875rem;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.file-input-label:hover {
  border-color: var(--primary);
  background: var(--card);
}

/* Scrollbar Styling */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

::-webkit-scrollbar-track {
  background: var(--background-alt);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb {
  background: var(--border-focus);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--secondary);
}

/* Focus Visible */
:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
}

/* Selection */
::selection {
  background: var(--primary);
  color: var(--text-inverse);
}