/* ============================================================
   PRIMECHAT — ANIMATIONS.CSS
   Keyframes, transitions e efeitos de movimento
   ============================================================ */

/* === PAGE LOAD === */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(16px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeInDown {
  from {
    opacity: 0;
    transform: translateY(-16px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

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

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

@keyframes fadeInRight {
  from {
    opacity: 0;
    transform: translateX(20px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

/* === ESCALA === */
@keyframes scaleIn {
  from {
    opacity: 0;
    transform: scale(0.92);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

@keyframes scaleOut {
  from {
    opacity: 1;
    transform: scale(1);
  }
  to {
    opacity: 0;
    transform: scale(0.92);
  }
}

/* === NOTIFICAÇÕES / PULSE === */
@keyframes pulse-ring {
  0%   { box-shadow: 0 0 0 0 rgba(79, 142, 247, 0.5); }
  70%  { box-shadow: 0 0 0 8px rgba(79, 142, 247, 0); }
  100% { box-shadow: 0 0 0 0 rgba(79, 142, 247, 0); }
}

@keyframes pulse-dot {
  0%, 100% { transform: scale(1); }
  50%       { transform: scale(1.2); }
}

@keyframes pulse-glow {
  0%, 100% { box-shadow: 0 0 10px rgba(79, 142, 247, 0.15); }
  50%       { box-shadow: 0 0 25px rgba(79, 142, 247, 0.35); }
}

@keyframes online-pulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(34, 197, 94, 0.5); }
  50%       { box-shadow: 0 0 0 4px rgba(34, 197, 94, 0); }
}

/* === SHIMMER / LOADING === */
@keyframes shimmer {
  0%   { background-position: -200% 0; }
  100% { background-position:  200% 0; }
}

.skeleton {
  background: linear-gradient(
    90deg,
    var(--bg-surface) 25%,
    var(--bg-elevated) 50%,
    var(--bg-surface) 75%
  );
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite linear;
  border-radius: var(--radius-sm);
}

/* === MENSAGENS === */
@keyframes messageIn {
  from {
    opacity: 0;
    transform: translateY(8px) scale(0.98);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

@keyframes messageInLeft {
  from {
    opacity: 0;
    transform: translateX(-12px) translateY(4px);
  }
  to {
    opacity: 1;
    transform: translateX(0) translateY(0);
  }
}

@keyframes messageInRight {
  from {
    opacity: 0;
    transform: translateX(12px) translateY(4px);
  }
  to {
    opacity: 1;
    transform: translateX(0) translateY(0);
  }
}

/* === TYPING INDICATOR === */
@keyframes typingDot {
  0%, 60%, 100% { transform: translateY(0); opacity: 0.5; }
  30%            { transform: translateY(-5px); opacity: 1; }
}

/* === SIDEBAR === */
@keyframes slideRight {
  from {
    transform: translateX(-4px);
    opacity: 0;
  }
  to {
    transform: translateX(0);
    opacity: 1;
  }
}

/* === SHAKE (ERRO LOGIN) === */
@keyframes shake {
  0%, 100% { transform: translateX(0); }
  15%       { transform: translateX(-8px); }
  30%       { transform: translateX(8px); }
  45%       { transform: translateX(-6px); }
  60%       { transform: translateX(6px); }
  75%       { transform: translateX(-3px); }
  90%       { transform: translateX(3px); }
}

/* === SPINNER === */
@keyframes spin {
  from { transform: rotate(0deg); }
  to   { transform: rotate(360deg); }
}

@keyframes spinReverse {
  from { transform: rotate(360deg); }
  to   { transform: rotate(0deg); }
}

/* === FLOAT (PARTÍCULAS DECORATIVAS) === */
@keyframes float-1 {
  0%, 100% { transform: translate(0, 0) scale(1); opacity: 0.4; }
  25%       { transform: translate(6px, -10px) scale(1.1); opacity: 0.7; }
  50%       { transform: translate(12px, -4px) scale(0.9); opacity: 0.3; }
  75%       { transform: translate(4px, -14px) scale(1.05); opacity: 0.6; }
}

@keyframes float-2 {
  0%, 100% { transform: translate(0, 0) scale(1); opacity: 0.3; }
  33%       { transform: translate(-8px, -12px) scale(1.1); opacity: 0.6; }
  66%       { transform: translate(4px, -6px) scale(0.95); opacity: 0.4; }
}

@keyframes float-3 {
  0%, 100% { transform: translate(0, 0) rotate(0deg); opacity: 0.2; }
  50%       { transform: translate(10px, -18px) rotate(180deg); opacity: 0.5; }
}

/* === SHIMMER NO BOTÃO === */
@keyframes btnShimmer {
  0%   { transform: translateX(-100%) skewX(-15deg); }
  100% { transform: translateX(250%) skewX(-15deg); }
}

/* === COUNTER-UP (NÚMEROS NOS KPIs) === */
@keyframes counterBounce {
  0%  { transform: scale(1); }
  50% { transform: scale(1.05); }
  100%{ transform: scale(1); }
}

/* === ENTRADA DO TOAST === */
@keyframes toastIn {
  from {
    opacity: 0;
    transform: translateX(calc(100% + 24px));
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes toastOut {
  from {
    opacity: 1;
    transform: translateX(0);
  }
  to {
    opacity: 0;
    transform: translateX(calc(100% + 24px));
  }
}

/* === COMMAND PALETTE === */
@keyframes commandPaletteIn {
  from {
    opacity: 0;
    transform: scale(0.94) translateY(-10px);
  }
  to {
    opacity: 1;
    transform: scale(1) translateY(0);
  }
}

/* === DROPDOWN === */
@keyframes dropdownIn {
  from {
    opacity: 0;
    transform: translateY(-8px) scale(0.97);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

/* === CLASSES UTILITÁRIAS DE ANIMAÇÃO === */
.animate-fadeInUp   { animation: fadeInUp 0.5s ease-out forwards; }
.animate-fadeIn     { animation: fadeIn 0.3s ease-out forwards; }
.animate-fadeInLeft { animation: fadeInLeft 0.4s ease-out forwards; }
.animate-scaleIn    { animation: scaleIn 0.2s ease-out forwards; }
.animate-spin       { animation: spin 1s linear infinite; }
.animate-pulse-ring { animation: pulse-ring 2s infinite; }
.animate-shimmer    { animation: shimmer 1.5s infinite linear; }
.animate-shake      { animation: shake 0.5s ease-out; }

/* === STAGGER DE ENTRADA EM CASCATA === */
.stagger-1  { animation-delay: 0.05s; }
.stagger-2  { animation-delay: 0.10s; }
.stagger-3  { animation-delay: 0.15s; }
.stagger-4  { animation-delay: 0.20s; }
.stagger-5  { animation-delay: 0.25s; }
.stagger-6  { animation-delay: 0.30s; }

/* === TRANSITION HELPERS === */
.transition-fast { transition: var(--transition-fast); }
.transition-base { transition: var(--transition-base); }
.transition-slow { transition: var(--transition-slow); }

/* === HOVER LIFT === */
.hover-lift {
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.hover-lift:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

/* === NOISE TEXTURE OVERLAY === */
.noise-overlay::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='1'/%3E%3C/svg%3E");
  background-size: 128px 128px;
  opacity: 0.025;
  pointer-events: none;
  z-index: 0;
  border-radius: inherit;
}