/* ==== ESTILOS GLOBAIS ==== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  min-height: 100vh;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding: 20px;
}

body.chat-page {
  align-items: center;
}

body.chat-page .container {
  min-height: 90vh;
}

body.login-page {
  align-items: center;
  justify-content: center;
}

body.login-page .container {
  min-height: auto;
  flex: none;
  transform: translateY(-5vh);
}

/* ===== ANIMAÇÕES ===== */
@keyframes slideUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes slideDown {
  from {
    opacity: 0;
    transform: translateY(-30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

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

@keyframes typingAnimation {
  0%, 60%, 100% { transform: translateY(0); }
  30% { transform: translateY(-8px); }
}

/* ===== CONTAINER ===== */
.container {
  width: 100%;
  max-width: 1000px;
  margin: 0 auto;
  min-height: 90vh;
  display: flex;
  flex-direction: column;
}

/* ===== MAIN CONTENT ===== */
.main-content {
  display: flex;
  flex-direction: column;
  gap: 20px;
  width: 100%;
  flex: 1;
}