/* =========================================================
   Balancio – MOTION SYSTEM v2 (no scroll jump)
   Load as the LAST stylesheet.
   ========================================================= */

:root{
  --ease-soft: cubic-bezier(.22,.61,.36,1);
  --ease-pop: cubic-bezier(.2,.9,.2,1);
  --t-fast: 140ms;
  --t-mid: 240ms;
  --t-slow: 380ms;
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce){
  *{
    animation: none !important;
    transition: none !important;
    scroll-behavior: auto !important;
  }
}

/* =========================================================
   PERFORMANCE GUARDS
   - animate only transform/opacity when possible
   ========================================================= */
.btn,
.icon-btn,
.card,
.card-soft,
.bal-tile,
.flag-toggle label{
  transform: translateZ(0);
}

/* =========================================================
   BUTTONS
   ========================================================= */
.navbar .btn,
.btn{
  transition:
    transform var(--t-mid) var(--ease-soft),
    filter var(--t-mid) var(--ease-soft),
    box-shadow var(--t-mid) var(--ease-soft),
    background-color var(--t-mid) ease,
    border-color var(--t-mid) ease,
    color var(--t-mid) ease;
  will-change: transform;
}

.navbar .btn:hover,
.btn:hover{
  transform: translateY(-1px);
  filter: brightness(1.03);
}

.navbar .btn:active,
.btn:active{
  transform: translateY(0) scale(.98);
  filter: brightness(.98);
}

/* =========================================================
   ICON BUTTONS
   ========================================================= */
.icon-btn{
  transition:
    transform var(--t-mid) var(--ease-pop),
    filter var(--t-mid) var(--ease-soft),
    background-color var(--t-mid) ease,
    border-color var(--t-mid) ease;
  will-change: transform;
}

.icon-btn:hover{
  transform: scale(1.04);
  filter: brightness(1.06);
}

.icon-btn:active{
  transform: scale(.97);
  filter: brightness(.98);
}

/* =========================================================
   FORM CONTROLS
   (no transform = no layout surprises)
   ========================================================= */
.form-control,
.form-control-sm,
.form-select,
.form-select-sm{
  transition:
    border-color var(--t-mid) ease,
    box-shadow var(--t-mid) ease,
    background-color var(--t-mid) ease,
    color var(--t-mid) ease;
}

/* =========================================================
   CARDS / TILES
   - Avoid moving whole page on load
   - Only micro-lift on hover
   ========================================================= */
.card-soft,
.bal-tile,
.card{
  transition:
    transform var(--t-slow) var(--ease-soft),
    box-shadow var(--t-slow) var(--ease-soft),
    filter var(--t-mid) var(--ease-soft),
    background-color var(--t-mid) ease;
  will-change: transform;
}

@media (hover:hover){
  .card-soft:hover,
  .bal-tile:hover,
  .card:hover{
    transform: translateY(-2px);
    filter: brightness(1.02);
  }
}

/* Value micro-pop (lighter) */
.bal-tile__value{
  transition: transform var(--t-slow) var(--ease-soft);
  will-change: transform;
}

@media (hover:hover){
  .bal-tile:hover .bal-tile__value{
    transform: scale(1.02);
  }
}

/* =========================================================
   FLAGS
   ========================================================= */
.flag-toggle label{
  transition:
    background-color var(--t-mid) ease,
    border-color var(--t-mid) ease,
    transform var(--t-mid) var(--ease-pop),
    filter var(--t-mid) var(--ease-soft);
  will-change: transform;
}

.flag-toggle input:checked + label{
  transform: scale(1.04);
  filter: brightness(1.04);
}

/* =========================================================
   TOAST
   - No layout shift, animate via opacity + transform only
   ========================================================= */
.toast{
  will-change: transform, opacity;
}

.toast.show{
  animation: toast-in var(--t-slow) var(--ease-soft) both;
}

@keyframes toast-in{
  from{ opacity:0; transform: translateY(8px) scale(.98); }
  to{ opacity:1; transform: translateY(0) scale(1); }
}

/* =========================================================
   PAGE LOAD
   - FIX: no translateY on container (prevents scroll jump)
   - Use only opacity and a subtle blur (optional)
   ========================================================= */

/* apply this class to your main wrapper if you have it */
.page-shell{
  animation: page-fade var(--t-slow) var(--ease-soft) both;
  will-change: opacity;
}

@keyframes page-fade{
  from{ opacity:0; }
  to{ opacity:1; }
}