/* Modern Style Enhancements */

/* ========== DESIGN TOKENS ========== */
:root {
  --radius: 10px;
  --shadow: 0 6px 24px rgba(0,0,0,.08);
  --brand: #6750f5;
  --transition-speed: 0.2s;
  --ease: cubic-bezier(0.2, 0.8, 0.2, 1);
}

/* ========== GLOBAL TRANSITIONS ========== */
* {
  transition: color var(--transition-speed) var(--ease),
              background-color var(--transition-speed) var(--ease),
              border-color var(--transition-speed) var(--ease),
              box-shadow var(--transition-speed) var(--ease),
              transform var(--transition-speed) var(--ease),
              opacity var(--transition-speed) var(--ease);
}

/* ========== ACCESSIBILITY: REDUCED MOTION ========== */
@media (prefers-reduced-motion: reduce) {
  * {
    animation: none !important;
    transition: none !important;
  }
}

/* ========== CARDS & CONTAINERS ========== */
.card {
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.card:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 36px rgba(0,0,0,.12);
}

/* ========== BUTTONS ========== */
.btn-primary {
  background: var(--brand);
  border-color: var(--brand);
}

.btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 10px 30px rgba(103,80,245,.2);
}

.btn:active {
  transform: scale(0.98);
}

/* ========== LIST GROUPS ========== */
.list-group-item {
  border-radius: 8px;
  margin-bottom: .5rem;
  transition: all var(--transition-speed) var(--ease);
}

.list-group-item:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(0,0,0,.08);
}

/* ========== SKELETON LOADING ========== */
.skeleton {
  height: 1.1rem;
  border-radius: 6px;
  background: linear-gradient(90deg, #eee 25%, #f5f5f5 37%, #eee 63%);
  background-size: 400% 100%;
  animation: shimmer 1.2s infinite;
}

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

/* ========== EXPAND/COLLAPSE ANIMATIONS ========== */
.expand {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows 0.25s var(--ease);
}

.expand.open {
  grid-template-rows: 1fr;
}

.expand > div {
  overflow: hidden;
}

/* ========== SCROLL REVEAL ========== */
.reveal {
  opacity: 0;
  transform: translateY(8px);
  transition: opacity 0.35s var(--ease), transform 0.35s var(--ease);
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ========== GLASS MORPHISM ========== */
.glass {
  backdrop-filter: saturate(160%) blur(8px);
  background: rgba(255,255,255,.6);
  border: 1px solid rgba(255,255,255,.4);
}

/* ========== GRADIENT BACKGROUNDS ========== */
.bg-hero {
  background: radial-gradient(1200px 600px at 20% -10%, rgba(103,80,245,.18), transparent 60%);
}

/* ========== MODERN TYPOGRAPHY ========== */
body {
  font-size: 16px;
  line-height: 1.6;
}

/* ========== MODAL ANIMATIONS ========== */
.modal.fade .modal-dialog {
  transition: transform 0.2s var(--ease);
}

/* ========== TOAST ANIMATIONS ========== */
.toast {
  animation: slideInRight 0.3s var(--ease);
}

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

/* ========== TABLE HOVER EFFECTS ========== */
.table tbody tr {
  transition: background-color var(--transition-speed) var(--ease);
}

.table tbody tr:hover {
  background-color: rgba(103,80,245,.05);
}

/* ========== FORM FOCUS STATES ========== */
.form-control:focus,
.form-select:focus {
  border-color: var(--brand);
  box-shadow: 0 0 0 0.25rem rgba(103,80,245,.15);
  transform: scale(1.01);
}

/* ========== NAVBAR ENHANCEMENTS ========== */
.navbar {
  box-shadow: var(--shadow);
  transition: box-shadow var(--transition-speed) var(--ease);
}

.navbar-nav .nav-link {
  position: relative;
  transition: all var(--transition-speed) var(--ease);
}

.navbar-nav .nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 0;
  height: 2px;
  background: var(--brand);
  transition: width var(--transition-speed) var(--ease), left var(--transition-speed) var(--ease);
}

.navbar-nav .nav-link:hover::after {
  width: 100%;
  left: 0;
}

/* ========== BADGE PULSE ANIMATION ========== */
.badge {
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% {
    transform: scale(1);
    opacity: 1;
  }
  50% {
    transform: scale(1.05);
    opacity: 0.9;
  }
}

/* ========== ACCORDION SMOOTH TRANSITIONS ========== */
.accordion-button {
  transition: all var(--transition-speed) var(--ease);
}

.accordion-button:not(.collapsed) {
  background-color: rgba(103,80,245,.08);
}

/* ========== DROPDOWN ANIMATIONS ========== */
.dropdown-menu {
  animation: fadeInDown 0.2s var(--ease);
}

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

/* ========== ALERT ANIMATIONS ========== */
.alert {
  animation: slideInDown 0.3s var(--ease);
}

@keyframes slideInDown {
  from {
    opacity: 0;
    transform: translateY(-20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ========== STAGGERED LIST ANIMATIONS ========== */
.stagger-list > * {
  animation: fadeInUp 0.4s var(--ease) backwards;
}

.stagger-list > *:nth-child(1) { animation-delay: 0.05s; }
.stagger-list > *:nth-child(2) { animation-delay: 0.10s; }
.stagger-list > *:nth-child(3) { animation-delay: 0.15s; }
.stagger-list > *:nth-child(4) { animation-delay: 0.20s; }
.stagger-list > *:nth-child(5) { animation-delay: 0.25s; }
.stagger-list > *:nth-child(n+6) { animation-delay: 0.30s; }

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ========== SPINNER/LOADER ========== */
.spinner {
  width: 40px;
  height: 40px;
  border: 4px solid rgba(103,80,245,.2);
  border-top-color: var(--brand);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

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

/* ========== MICRO-INTERACTION: BUTTON FEEDBACK ========== */
.btn-feedback {
  position: relative;
  overflow: hidden;
}

.btn-feedback::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  border-radius: 50%;
  background: rgba(255,255,255,.5);
  transform: translate(-50%, -50%);
  transition: width 0.6s, height 0.6s;
}

.btn-feedback:active::after {
  width: 300px;
  height: 300px;
}

/* ========== PAGE TRANSITION CONTAINER ========== */
.page-content {
  animation: fadeIn 0.25s var(--ease);
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

/* ========== FLOATING ACTION ELEMENTS ========== */
.float {
  animation: float 3s ease-in-out infinite;
}

@keyframes float {
  0%, 100% {
    transform: translateY(0px);
  }
  50% {
    transform: translateY(-10px);
  }
}

/* ========== SUCCESS/ERROR SHAKE ANIMATION ========== */
.shake {
  animation: shake 0.4s;
}

@keyframes shake {
  0%, 100% { transform: translateX(0); }
  25% { transform: translateX(-5px); }
  75% { transform: translateX(5px); }
}

/* ========== PROGRESS BAR ANIMATION ========== */
.progress-bar {
  transition: width 0.6s var(--ease);
}

/* ========== SHADOW DEPTH LEVELS ========== */
.shadow-sm { box-shadow: 0 2px 8px rgba(0,0,0,.06); }
.shadow { box-shadow: var(--shadow); }
.shadow-lg { box-shadow: 0 12px 40px rgba(0,0,0,.15); }

/* ========== HOVER SCALE EFFECTS ========== */
.hover-scale:hover {
  transform: scale(1.02);
}

.hover-scale-sm:hover {
  transform: scale(1.01);
}

/* Slim scope banner */
.scope-banner { white-space: nowrap; line-height: 1.1; }
.scope-banner .sep { margin: 0 .5rem; opacity: .6; }
.scope-banner .badge { overflow: hidden; text-overflow: ellipsis; vertical-align: -1px; }
.scope-banner a { padding: 0; }
.scope-banner form.d-none { display: none !important; }