/* ==========================================================================
   Employee Digital Profile & QR Review System - Main Core Design System
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@300;400;500;600;700;800&family=Outfit:wght@400;500;600;700;800&display=swap');

:root {
  /* System Brand Defaults */
  --primary-color: #4f46e5;
  --primary-hover: #4338ca;
  --primary-light: #e0e7ff;
  --secondary-color: #06b6d4;
  --secondary-hover: #0891b2;
  
  /* Dark / Light Neutrals */
  --bg-main: #0f172a;
  --bg-surface: #1e293b;
  --bg-card: rgba(30, 41, 59, 0.7);
  --bg-card-border: rgba(255, 255, 255, 0.08);
  --text-main: #f8fafc;
  --text-muted: #94a3b8;
  --text-dim: #64748b;
  
  /* Status Colors */
  --success: #10b981;
  --success-bg: rgba(16, 185, 129, 0.12);
  --warning: #f59e0b;
  --warning-bg: rgba(245, 158, 11, 0.12);
  --danger: #ef4444;
  --danger-bg: rgba(239, 68, 68, 0.12);
  --info: #3b82f6;
  --info-bg: rgba(59, 130, 246, 0.12);

  /* Elevation Shadows */
  --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.15);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.25);
  --shadow-lg: 0 10px 30px -5px rgba(0, 0, 0, 0.4);
  --shadow-glow: 0 0 25px rgba(79, 70, 229, 0.35);

  /* Radius */
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-full: 9999px;

  /* Typography */
  --font-main: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-heading: 'Outfit', -apple-system, BlinkMacSystemFont, sans-serif;
}

html {
  scroll-behavior: smooth;
  -webkit-tap-highlight-color: transparent;
}

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: var(--font-main);
  background-color: var(--bg-main);
  color: var(--text-main);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  min-height: 100vh;
  overflow-x: hidden;
}

a {
  color: inherit;
  text-decoration: none;
}

button, input, select, textarea {
  font-family: inherit;
  font-size: 1rem;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

/* Toast Notifications System */
.toast-container {
  position: fixed;
  top: 24px;
  right: 24px;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: 12px;
  max-width: 380px;
  width: calc(100% - 48px);
  pointer-events: none;
}

.toast-item {
  pointer-events: auto;
  padding: 14px 18px;
  border-radius: var(--radius-md);
  background: #1e293b;
  color: #fff;
  border: 1px solid var(--bg-card-border);
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  animation: slideIn 0.3s cubic-bezier(0.16, 1, 0.3, 1) forwards;
  font-size: 0.92rem;
  font-weight: 500;
}

.toast-item.toast-success {
  border-left: 4px solid var(--success);
}
.toast-item.toast-danger {
  border-left: 4px solid var(--danger);
}
.toast-item.toast-warning {
  border-left: 4px solid var(--warning);
}
.toast-item.toast-info {
  border-left: 4px solid var(--info);
}

.toast-close {
  background: none;
  border: none;
  color: var(--text-dim);
  cursor: pointer;
  font-size: 1.2rem;
  line-height: 1;
  padding: 2px;
  transition: color 0.2s;
}
.toast-close:hover {
  color: #fff;
}

@keyframes slideIn {
  from {
    opacity: 0;
    transform: translateX(40px) scale(0.95);
  }
  to {
    opacity: 1;
    transform: translateX(0) scale(1);
  }
}

@keyframes fadeOut {
  to {
    opacity: 0;
    transform: translateY(-10px);
  }
}

/* Modal Backdrop & Dialog */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(10, 15, 29, 0.8);
  backdrop-filter: blur(8px);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.25s ease, visibility 0.25s ease;
}

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

.modal-content {
  background: var(--bg-surface);
  border: 1px solid var(--bg-card-border);
  border-radius: var(--radius-lg);
  width: 100%;
  max-width: 500px;
  padding: 28px;
  box-shadow: var(--shadow-lg);
  transform: translateY(20px) scale(0.95);
  transition: transform 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

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

/* Global Keyframe Animations */
@keyframes floatAvatar {
  0%, 100% {
    transform: translateY(0px);
  }
  50% {
    transform: translateY(-7px);
  }
}

@keyframes pulseGlow {
  0%, 100% {
    opacity: 0.45;
    transform: scale(1);
  }
  50% {
    opacity: 0.8;
    transform: scale(1.05);
  }
}

@keyframes shimmerGlow {
  0% {
    background-position: -200% 0;
  }
  100% {
    background-position: 200% 0;
  }
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(22px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes slideUpSheet {
  from {
    opacity: 0;
    transform: translateY(100%);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes badgeGleam {
  0% { transform: scale(1); }
  50% { transform: scale(1.08); filter: brightness(1.2); }
  100% { transform: scale(1); }
}

/* Toast Mobile Responsiveness */
@media (max-width: 640px) {
  .toast-container {
    top: auto;
    bottom: 84px;
    left: 16px;
    right: 16px;
    width: calc(100% - 32px);
    max-width: 100%;
  }

  .toast-item {
    padding: 12px 14px;
    font-size: 0.86rem;
  }

  .modal-content {
    padding: 22px 18px;
    margin: 12px;
    border-radius: var(--radius-md);
  }
}